CN118223594A - Prefabricated post connection structure of assembled - Google Patents
Prefabricated post connection structure of assembled Download PDFInfo
- Publication number
- CN118223594A CN118223594A CN202410576328.1A CN202410576328A CN118223594A CN 118223594 A CN118223594 A CN 118223594A CN 202410576328 A CN202410576328 A CN 202410576328A CN 118223594 A CN118223594 A CN 118223594A
- Authority
- CN
- China
- Prior art keywords
- column
- ring
- lower fixing
- shape memory
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000012544 monitoring process Methods 0.000 claims abstract description 33
- 230000005484 gravity Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 5
- 238000005536 corrosion prevention Methods 0.000 claims description 4
- 230000008439 repair process Effects 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000011231 conductive filler Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 10
- 238000013461 design Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000005485 electric heating Methods 0.000 abstract description 7
- 230000006870 function Effects 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000011161 development Methods 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000004092 self-diagnosis Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 20
- 239000003822 epoxy resin Substances 0.000 description 19
- 229920000647 polyepoxide Polymers 0.000 description 19
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 15
- 238000010276 construction Methods 0.000 description 14
- 230000009471 action Effects 0.000 description 11
- 239000007787 solid Substances 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 125000006850 spacer group Chemical group 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009545 invasion Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009347 mechanical transmission Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000003446 memory effect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
- E04G21/185—Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to an assembled prefabricated column connecting structure, which comprises key components such as a guide block, a radial sliding block, a shape memory ring and the like, wherein the key components are organically combined with assembly mechanisms such as self-positioning installation, gravity self-locking, electric heating driving, axial fastening, radial fixing, self-sealing and the like to realize quick butt joint, stable locking and tight connection of an upper connecting column and a lower connecting column, the functions such as strain monitoring and the like are adopted to endow the connecting components with intelligent characteristics of environment sensing and self-regulation, the adaptability of the structure to external environment change is improved, the functions such as self-diagnosis and self-repairing are also realized, the health monitoring and self-recovery of the connecting components are realized through the stress monitoring and geometric guiding design, the post-disaster toughness and the reuse value of the structure are improved, the standardized and modularized design concepts are adopted to promote the mass production and the industrialized application of the connecting components, and a new technical path is provided for promoting the development of assembled building and the transformation and the industrialized upgrading of the building.
Description
Technical Field
The invention relates to an assembled prefabricated column connecting structure, in particular to an assembled prefabricated column connecting structure applied to the technical field of assembled buildings.
Background
The prefabricated building is a building formed by processing and manufacturing prefabricated components in factories and then assembling the prefabricated components on a construction site, and compared with the traditional cast-in-situ building, the prefabricated building has the advantages of high construction speed, good quality, energy conservation, environmental protection and the like, and has become an important trend of building industrialization development, however, popularization and application of the prefabricated building still face some technical challenges, and efficient and reliable connection of the prefabricated components is one of key problems.
The Chinese patent CN111877831B discloses a splicing and inserting rigid connection node of an assembled prefabricated column and a construction method. The scheme has the advantages of accurate positioning, good stress performance, convenient construction and the like, but still has the defects that a complex connecting device is needed to be embedded in the prefabricated component, the production cost of the component is increased, the connecting plate is fixed by welding, the field construction still needs wet operation, the assembly efficiency is affected, an intelligent connecting state monitoring and regulating means is lacked, and the complex connecting device is difficult to adapt to the change of complex environmental conditions.
The Chinese patent application CN114439105A discloses an assembled prefabricated column connecting structure, which is characterized in that straight angle steel and a fixing bolt are arranged on a prefabricated column, and stable lifting is realized by cross winding of a lifting rope and the right angle steel; the prefabricated column is temporarily fixed through the support rods, the fixing plates and the hinged supports, offset in the pouring process is prevented, the scheme has the advantages of stable lifting, accurate positioning and the like, but has some limitations, temporary fixing measures such as the support rods are adopted, the on-site assembly process is complex, the construction efficiency is affected, a reliable permanent connection mechanism is lacked, long-term bearing performance of the connecting component is difficult to guarantee, self-repairing and adaptability adjusting capabilities are lacked, and disaster resistance performance is required to be improved.
The invention provides a novel prefabricated column connecting structure integrating efficient assembly, reliable connection, intelligent regulation and self-adaptation restoration into a whole, which can be widely applied to the assembled building engineering of industrial plants, high-rise houses, public buildings and the like, improves the construction efficiency, ensures the building quality, saves the construction cost and has obvious economic and social benefits.
Disclosure of Invention
Aiming at the prior art, the invention aims to provide an assembled prefabricated column connecting structure, which aims to improve the assembly efficiency, simplify the construction process, realize reliable connection and intelligent regulation and control and improve the safety and adaptability of the structure.
In order to solve the problems, the invention provides an assembled prefabricated column connecting structure, which comprises a lower connecting column, wherein an upper connecting column is arranged at the top end of the lower connecting column, a lower fixing column and a lower fixing ring are fixedly connected at the top end of the lower connecting column, an upper fixing column and an upper fixing ring are fixedly connected at the bottom end of the upper connecting column, an axial sliding groove is formed in the lower fixing column, a sliding column is connected in the axial sliding groove in a sliding manner, a guide block is fixedly connected at the top end of the sliding column, the same first lead wire is fixedly connected in the sliding column and the guide block, a fixing groove is formed in the outer wall of the lower fixing column, a fixed shape memory ring is fixedly connected in the fixing groove, a clamping groove is formed in the inner wall of the lower fixing groove, a fastening shape memory ring is fixedly connected in the fixing groove, the fixing shape memory ring and the fastening shape memory ring are both made of shape memory alloy, a same controller is electrically connected in the fixing groove, a positioning groove matched with the top end of the guide block is formed in the sliding manner in the axial sliding manner, a sealing groove is fixedly connected in the sealing groove, an insulating material is fixedly connected in the sealing groove, the sealing groove is provided with a symmetrical storage ring and is provided with a sealing groove, and the bottom end of the sealing groove is filled with a partition plate, and the two expansion partition plates are respectively connected in the sealing groove and the sealing groove is filled with the same.
As a further improvement of the application, the lower fixing ring is positioned outside the lower fixing column, the upper fixing ring is positioned outside the upper fixing column, and a plurality of radial sliding blocks are connected between the lower fixing column and the guide block in a sliding manner.
As a further improvement of the application, a second wire is fixedly connected in the upper connecting column, penetrates through the upper connecting column along the radial direction of the upper connecting column, and is arranged close to one end of the first wire and contacts with the top end of the first wire.
As a further improvement of the application, a plurality of third wires are fixedly connected to the positions, corresponding to the fixed shape memory rings, in the lower fixing columns, and one ends, far away from each other, of the third wires are electrically connected with the fixed shape memory rings, and one ends, close to each other, of the third wires penetrate through the lower fixing columns.
As another improvement of the application, a plurality of fourth wires are fixedly connected in the upper fixing column at positions corresponding to the fixed shape memory rings, the fourth wires are uniformly distributed around the axis of the upper fixing column, and two ends of the fourth wires penetrate through the upper fixing column.
In addition to the improvement of the application, a plurality of fifth wires are fixedly connected at the corresponding positions of the lower fixing ring and the fastening shape memory ring, the plurality of fifth wires are uniformly distributed around the axis of the lower fixing ring, two ends of the plurality of fifth wires penetrate through the lower fixing ring, and one ends of the plurality of fifth wires, which are close to each other, are electrically connected with the fastening shape memory ring.
In addition to the improvement of the application, grooves matched with the radial sliding blocks are formed in the positions, corresponding to the radial sliding blocks, in the upper connecting column, the top ends and the bottom ends of the guide blocks are of conical structures, the ends with larger diameters of the conical structures are arranged close to each other, the top ends of the radial sliding blocks are of arc structures matched with the bottom ends of the guide blocks, the bottom ends of the guide blocks are slidably connected with the top ends of the radial sliding blocks, and the bottom ends of the radial sliding blocks are slidably connected with the top ends of the lower fixing columns through T-shaped grooves.
As still another improvement of the present application, the upper fixing post is located between the lower fixing post and the lower fixing ring, the lower fixing ring is located between the upper fixing post and the upper fixing ring, the distance between the top end of the lower fixing post and the bottom end of the lower connecting post is greater than the distance between the top end of the lower fixing ring and the bottom end of the lower connecting post, the distance between the bottom end of the upper fixing post and the top end of the upper connecting post is greater than the distance between the bottom end of the upper fixing ring and the top end of the upper connecting post, and chamfers are provided on the lower fixing ring, the upper fixing post and the upper fixing ring.
Comprises the following steps of;
S1, self-positioning installation;
s2, gravity self-locking;
S3, conducting self-sealing;
s4, electrifying and heating;
s5, axial fastening;
s6, radial fixation;
s7, stress monitoring;
S8, self-positioning repair;
S9, active corrosion prevention;
s10, auxiliary stress monitoring.
In summary, the application has the following beneficial effects:
1. The assembly efficiency is improved, and the construction process is simplified; adopt the design scheme that precast column and connecting elements combined together, through with last spliced pole and lower fixed column and precast column fixed connection in advance to utilize the guide block, lower solid fixed ring, go up the fixed column and go up the chamfer on the solid fixed ring and realize self-align installation, can simplify on-the-spot construction operation, improve the speed and the precision of assembly, reduce the construction degree of difficulty and intensity of labour.
2. Reliable connection is realized, and structural safety is improved; the gravity self-locking, electrothermal driving of the shape memory alloy material, self-sealing of the epoxy resin and other multiple connection mechanisms are utilized, and through the synergistic effect of the radial sliding blocks, the fixed shape memory rings and the fastening shape memory rings, the stable locking and tight connection between the upper connecting column and the lower connecting column are realized, the bearing capacity, the pulling resistance and the shearing resistance of the connecting member are effectively improved, and the safety and the reliability of the structure under complex stress conditions are ensured.
3. The intelligent regulation and control improvement adaptability is endowed; the first wire, the second wire, the third wire, the fourth wire, the fifth wire and other circuit elements are integrated in the connecting member, and the controller is introduced to perform electrothermal driving and strain monitoring on the shape memory ring, so that the intelligent characteristics of sensing environment and self-regulation of the connecting member are provided. By accurately controlling the temperature and deformation of the shape memory ring, intelligent fastening, loosening and stress monitoring of the connecting member can be realized, and the adaptability and self-protection capability of the connecting member to external environment changes are improved.
4. The integrated sealing is realized, so that the durability is improved; the sealing groove and the expansion epoxy resin are arranged at the key positions of the connecting members, and the micro gaps between the connecting members are automatically filled in the assembling process by utilizing the fluidity and the expansibility of the epoxy resin, so that the integral sealing of the connecting positions is realized, the invasion of external water vapor, dust and other harmful factors is effectively blocked, the corrosion resistance and the durability of the connecting members are greatly improved, and the service life of the structure is prolonged.
5. The health monitoring is realized by the self-diagnosis function; by utilizing the resistance strain effect of the shape memory ring material, the real-time monitoring and evaluation of the stress state of the connecting member are realized through the built-in wire loop and the controller, and the abnormal stress, damage or loosening condition of the connecting member can be timely found through the acquisition and analysis of the current signal, so that a reliable basis is provided for the health diagnosis and safety early warning of the structure, and the maintenance efficiency and the use safety of the structure are improved.
6. Providing self-recovery capability to improve post-disaster toughness; the special geometric design between the upper connecting component and the lower connecting component, such as the conical structure of the guide block, the chamfer of the lower fixing ring and the like, is utilized to endow the connecting component with certain self-positioning repairing capability, when the connecting component displaces or loosens under the extreme working conditions such as earthquake and the like, the connecting component can automatically reset after unloading by means of gravity and geometric guide, and the self-repairing of the connecting component is realized by reheating the shape memory ring, so that the post-disaster recovering capability and the reuse value of the structure are improved.
7. The conductive filler is added in the expansion epoxy resin, so that the traditional filling and sealing functions can be realized, wiring can be simplified through a conductive path, electrical monitoring of sealing failure is realized, and the intelligent functions of sacrificial anode protection, stress sensing and the like are provided, and the reliability, adaptability and durability of the prefabricated column connecting component are remarkably improved.
8. Promoting the standardized production to promote the industrialized development; the modular and integrated connecting member design is adopted, and through structural optimization and functional integration of key parts, standardized production and batch manufacturing of the connecting member are realized, so that the production cost is effectively reduced, the quality control level is improved, the standardized connecting member is beneficial to simplifying the design flow, the production progress is accelerated, and a powerful support is provided for the industrialized development of the fabricated building.
9. The application range is enlarged to promote the industrialization of the building; the prefabricated column connecting structure can be widely applied to connecting nodes of various prefabricated buildings by virtue of excellent assembly performance, connection reliability, intelligent regulation and control performance and self-adaption, and has remarkable technical advantages and application prospects in the fields of high-rise buildings, large-span buildings, high-intensity earthquake area buildings and the like.
Drawings
FIG. 1 is an overall block diagram of the present application;
FIG. 2 is a front view of the present application;
FIG. 3 is a state diagram of the present application;
FIG. 4 is a pre-installation state diagram of the present application;
FIG. 5 is an overall exploded view of the present application;
FIG. 6 is a partial exploded view of the present application;
FIG. 7 is a partial exploded view of the present application;
FIG. 8 is a partial exploded view III of the present application;
FIG. 9 is a partial exploded view of the present application;
Fig. 10 is an external configuration view of the present application.
The reference numerals in the figures illustrate:
1. A lower connecting column; 2. an upper connecting column; 3. a lower fixing column; 4. a lower fixing ring; 5. an upper fixing column; 6. an upper fixing ring; 7. an axial chute; 8. a spool; 9. a guide block; 10. a radial slide block; 11. a first wire; 12. a fixing groove; 13. fixing the shape memory ring; 14. a fastening groove; 15. fastening the shape memory ring; 16. a positioning groove; 17. sealing grooves; 18. an expanded epoxy resin; 19. a second wire; 20. a third wire; 21. a fourth wire; 22. and a fifth wire.
Detailed Description
Three embodiments of the present application will be described in detail with reference to the accompanying drawings.
First embodiment:
Figures 1-10 show.
The utility model provides an assembled prefabricated post connection structure, including lower spliced pole 1, lower spliced pole 1 top is equipped with spliced pole 2, lower spliced pole 1 top fixedly connected with lower fixed column 3 and lower solid fixed ring 4, go up spliced pole 2 bottom fixedly connected with and go up fixed column 5 and go up solid fixed ring 6, set up axial spout 7 in lower fixed column 3, sliding connection has strut 8 in axial spout 7, strut 8 top fixedly connected with guide block 9, the same first wire 11 of fixedly connected with in strut 8 and the guide block 9, fixed slot 12 has been seted up to lower fixed column 3 outer wall, fixed slot 12 fixedly connected with solid fixed shape memory ring 13 in the fixed slot, go up fixed column 5 and solid fixed shape memory ring 13 and have seted up the draw-in groove in the corresponding position, gu fixed ring 4 inner wall has been seted up fastening groove 14 down, gu fixed connection has solid fixed shape memory ring 15 in the fixed shape memory ring 13 and the solid fixed ring 15, and gu fixed shape memory ring 15 are all made for shape memory alloy, and gu sliding connection have same controller in the fixed shape memory ring 13, set up in the fixed column 5 and guide block 9 matched with the guide block top end 11, it has the same first wire 11 to add the seal groove 17 to make the seal groove 17 and the spacer 17 with the fixed slot 16, the spacer 17 is connected with the spacer 17, the inside the spacer 17 is filled with the spacer 17, and the spacer 17 is connected with the spacer 17, and is filled with the spacer 17.
The lower connecting column 1 is used as a lower main body of the prefabricated column connecting structure, is connected with the upper connecting column 2, bears main stress and force transmission of the structure, and realizes reliable connection and mechanical transmission with the upper connecting column 2 by arranging the lower fixing column 3 and the lower fixing ring 4 at the top end.
The upper connecting column 2 is used as an upper main body of the prefabricated column connecting structure of the assembly type, is connected with the lower connecting column 1, bears stress and force transmission of the structure jointly, and is connected with the lower connecting column 1 in a precise butt joint and stable manner by arranging the upper fixing column 5 and the upper fixing ring 6 at the bottom end.
The lower fixing column 3 is fixedly connected to the top end of the lower connecting column 1, axial sliding and guiding of the lower fixing column 2 are achieved through the inner axial sliding groove 7 and the sliding column 8, shape memory locking of the lower fixing column 3 and the upper fixing column 5 is achieved through the fixing groove 12 and the fixing shape memory ring 13 of the outer wall, and assembly accuracy and reliability of connecting members are improved.
The lower fixed ring 4 is fixedly connected to the top end of the lower connecting column 1 and is positioned outside the lower fixed column 3, radial fastening and fixing with the upper fixed column 5 are realized through the fastening groove 14 and the fastening shape memory ring 15 of the inner wall, and the arrangement of the lower fixed ring 4 is beneficial to improving the radial stability and the anti-pulling performance of the connecting member.
The upper fixing column 5 is fixedly connected to the bottom end of the upper connecting column 2, the shape memory locking with the lower fixing column 3 is realized through a clamping groove corresponding to the fixed shape memory ring 13, the tight connection is realized through the radial matching with the lower fixing ring 4, and the arrangement of the upper fixing column 5 is beneficial to realizing the quick butt joint and reliable force transmission of the upper connecting column 2 and the lower connecting column 1.
The upper fixing ring 6 is fixedly connected to the bottom end of the upper connecting column 2 and is positioned outside the upper fixing column 5, concentricity control and stress uniformity of the connecting member are realized through radial fit with the lower fixing ring 4, and the arrangement of the upper fixing ring 6 is beneficial to improving the overall stability and anti-overturning performance of the connecting member.
The axial chute 7 is arranged inside the lower fixed column 3, and through sliding fit with the sliding column 8, the upper connecting column 2 is guided and displaced in the axial direction, and the arrangement of the axial chute 7 is beneficial to ensuring the coaxiality and positioning accuracy of the connecting member in the assembly process.
The sliding column 8 is slidably connected in the axial sliding groove 7, the top end of the sliding column is fixedly connected with the guide block 9, and through sliding fit with the axial sliding groove 7, axial guiding and supporting of the upper connecting column 2 are achieved, and the arrangement of the sliding column 8 is beneficial to improving the assembly efficiency and smoothness of the connecting members.
The guide block 9 is fixedly connected to the top end of the sliding column 8, and through sliding fit with the radial sliding block 10, radial guiding and locking of the upper connecting column 2 are achieved, a first lead 11 is arranged inside the guide block 9 and used for electrothermal driving and stress monitoring of the shape memory ring, and the arrangement of the guide block 9 is beneficial to achieving self-positioning and radial constraint of the connecting members.
The radial sliding blocks 10 are slidably connected between the lower fixing column 3 and the guide blocks 9, and are matched with the inclined planes of the guide blocks 9 to realize radial locking and mechanical transmission of the upper connecting column 2, and the radial sliding blocks 10 are arranged to help to improve radial stress uniformity and stability of the connecting members.
The first wire 11 is fixedly connected inside the sliding column 8 and the guide block 9, forms a closed loop with the second wire 19, the third wire 20 and the like, and is used for fixing the electrothermal driving and stress monitoring of the shape memory ring 13 and the fastening shape memory ring 15, and the arrangement of the first wire 11 is beneficial to realizing intelligent control and performance monitoring of the connecting member.
The fixed slot 12 is arranged on the outer wall of the lower fixed column 3 and is used for accommodating and fixing the shape memory ring 13 and is matched with the clamping slot on the upper fixed column 5 to realize shape memory locking, and the arrangement of the fixed slot 12 is helpful for improving the installation precision and stability of the fixed shape memory ring 13.
The fixed shape memory ring 13 is fixedly connected in the fixed groove 12, is made of shape memory alloy, realizes locking with the clamping groove of the upper fixed column 5 through electric heating driving, provides axial fastening force of the connecting member, and the arrangement of the fixed shape memory ring 13 is beneficial to improving the axial rigidity and the pulling resistance of the connecting member.
The fastening groove 14 is formed in the inner wall of the lower fixing ring 4 and is used for accommodating and fixing the fastening shape memory ring 15 and is matched with the outer wall of the upper fixing column 5 to realize radial fastening, and the arrangement of the fastening groove 14 is beneficial to improving the installation accuracy and stability of the fastening shape memory ring 15.
The fastening shape memory ring 15 is fixedly connected in the fastening groove 14, is made of shape memory alloy, realizes radial fastening with the outer wall of the upper fixing column 5 through electric heating driving, provides radial pressing force of the connecting member, and the arrangement of the fastening shape memory ring 15 is beneficial to improving the radial rigidity and the shearing resistance of the connecting member.
The controller is electrically connected with the fixed shape memory ring 13 and the fastening shape memory ring 15, realizes electric heating driving and stress monitoring of the shape memory ring by controlling the on-off and the magnitude of current, intelligently adjusts the fastening state and the mechanical property of the connecting member, and is favorable for improving the adaptability and the controllability of the connecting member and realizing the intelligent connection of the assembled structure.
The positioning groove 16 is formed in the upper fixing column 5 and matched with the top end of the guide block 9, and is used for axially positioning and limiting the guide block 9, so that coaxiality and assembly accuracy of the upper connecting column 2 and the lower connecting column 1 are ensured, and the positioning groove 16 is arranged to be beneficial to improving assembly quality and reliability of connecting members.
The seal groove 17 is formed at the top end of the positioning groove 16 and is used for accommodating and fixing the expansion epoxy resin 18, sealing and bonding the connecting gap in the assembly process, and preventing the influence of external factors such as dust, water vapor and the like. The provision of the seal groove 17 contributes to improvement in the sealing performance and durability of the connection member.
The expansion epoxy resin 18 is fixedly connected in the sealing groove 17, and after being extruded in the assembly process, the expansion epoxy resin 18 expands and fills the connecting gap to realize sealing and bonding of the connecting members, and the expansion epoxy resin 18 has good fluidity, bonding property and weather resistance, thereby being beneficial to improving the waterproof, dustproof and corrosion-resistant performances of the connecting members.
The conductive filler is added in the expansion epoxy resin 18, the expansion epoxy resin is pressed in the assembly process, gaps among the upper connecting column 2, the guide block 9 and the radial sliding block 10 are filled and sealed, invasion of external water vapor, dust and other harmful factors is prevented, a conductive path is formed between the upper connecting column 2 and the guide block 9, the second wire 19 and the first wire 11 are electrically connected through the conductive expansion epoxy resin 18, and the wiring scheme is simplified.
Second embodiment:
Figures 1-10 show.
The lower fixed ring 4 is positioned outside the lower fixed column 3, the upper fixed ring 6 is positioned outside the upper fixed column 5, and a plurality of radial sliding blocks 10 are slidably connected between the lower fixed column 3 and the guide blocks 9.
The second lead 19 is fixedly connected in the upper connecting column 2, the second lead 19 radially penetrates through the upper connecting column 2 along the upper connecting column 2, and one end, close to the first lead 11, of the second lead 19 is in contact with the top end of the first lead 11.
A plurality of third wires 20 are fixedly connected to the positions, corresponding to the fixed shape memory rings 13, in the lower fixing columns 3, and one ends, far away from each other, of the third wires 20 are electrically connected with the fixed shape memory rings 13, and one ends, close to each other, of the third wires 20 penetrate through the lower fixing columns 3.
A plurality of fourth wires 21 are fixedly connected to the positions, corresponding to the fixed shape memory rings 13, in the upper fixing column 5, the fourth wires 21 are uniformly distributed around the axis of the upper fixing column 5, and two ends of the fourth wires 21 penetrate through the upper fixing column 5.
The lower fixing ring 4 is fixedly connected with a plurality of fifth wires 22 at positions corresponding to the fastening shape memory ring 15, the plurality of fifth wires 22 are uniformly distributed around the axis of the lower fixing ring 4, two ends of the plurality of fifth wires 22 penetrate through the lower fixing ring 4, and one ends, close to each other, of the plurality of fifth wires 22 are electrically connected with the fastening shape memory ring 15.
Grooves matched with the radial sliding blocks 10 are formed in positions, corresponding to the radial sliding blocks 10, in the upper connecting column 2, the top end and the bottom end of the guide block 9 are of conical structures, and one ends with larger diameters of the conical structures are arranged close to each other.
The top ends of the radial sliding blocks 10 are arc structures matched with the bottom ends of the guide blocks 9, the bottom ends of the guide blocks 9 are slidably connected with the top ends of the radial sliding blocks 10, and the bottom ends of the radial sliding blocks 10 are slidably connected with the top ends of the lower fixing columns 3 through T-shaped grooves.
The upper fixing column 5 is positioned between the lower fixing column 3 and the lower fixing ring 4, the lower fixing ring 4 is positioned between the upper fixing column 5 and the upper fixing ring 6, the distance between the top end of the lower fixing column 3 and the bottom end of the lower connecting column 1 is greater than the distance between the top end of the lower fixing ring 4 and the bottom end of the lower connecting column 1, the distance between the bottom end of the upper fixing column 5 and the top end of the upper connecting column 2 is greater than the distance between the bottom end of the upper fixing ring 6 and the top end of the upper connecting column 2, and chamfers are arranged on the lower fixing ring 4, the upper fixing column 5 and the upper fixing ring 6.
The second wire 19 is fixedly connected inside the upper connecting column 2, penetrates through the upper connecting column 2 in the radial direction, contacts with the top end of the first wire 11 to form a closed loop, and is used for fixing the shape memory ring 13 and fastening electric heating driving and stress monitoring of the shape memory ring 15, and the arrangement of the second wire 19 is beneficial to realizing electric communication and intelligent control of connecting members.
The third wires 20 are fixedly connected inside the lower fixing column 3, and correspond to the fixed shape memory ring 13, one ends, away from each other, of the plurality of third wires 20 are electrically connected with the fixed shape memory ring 13, and one ends, close to each other, of the plurality of third wires 20 penetrate through the lower fixing column 3 and are used for electric heating driving and stress monitoring of the fixed shape memory ring 13, and uniform distribution of the plurality of third wires 20 is conducive to achieving uniform heating and precise control of the fixed shape memory ring 13.
The fourth wires 21 are fixedly connected inside the upper fixing column 5 and correspond to the fixed shape memory ring 13, the fourth wires 21 are uniformly distributed around the axis of the upper fixing column 5, both ends of the fourth wires penetrate through the upper fixing column 5 and are used for electric heating driving and stress monitoring of the fixed shape memory ring 13, and efficient heating and quick response of the fixed shape memory ring 13 are realized by the annular arrangement of the fourth wires 21.
The fifth wires 22 are fixedly connected to the lower fixing ring 4 and correspond to the fastening shape memory ring 15, the plurality of fifth wires 22 are uniformly distributed around the axis of the lower fixing ring 4, two ends of each fifth wire penetrate through the lower fixing ring 4, one ends, close to each other, of each fifth wire 22 are electrically connected with the fastening shape memory ring 15 and used for electrothermal driving and stress monitoring of the fastening shape memory ring 15, and the annular arrangement of the plurality of fifth wires 22 is beneficial to realizing uniform heating and reliable fastening of the fastening shape memory ring 15.
The groove is formed in the upper connecting column 2 and corresponds to the radial sliding blocks 10, and is used for accommodating and guiding radial movement of the radial sliding blocks 10, ensuring reliable matching and locking of the radial sliding blocks 10 and the guide blocks 9, and the groove is arranged to be beneficial to improving radial positioning precision and force transmission efficiency of the connecting members.
The conical structure is arranged at the top end and the bottom end of the guide block 9, one ends with larger diameters are mutually close to each other and used for guiding radial movement of the radial sliding block 10, self-positioning and locking of the upper connecting column 2 are achieved, and the biconical design of the guide block 9 is beneficial to improving assembly convenience and reliability of connecting members.
The arc structure sets up on the top of a plurality of radial slider 10, cooperatees with the toper structure of guide block 9 bottom, realizes radial motion and the mechanical transmission of radial slider 10 through sliding connection, and radial slider 10's arc design helps reducing the contact stress with guide block 9, improves connecting elements's atress homogeneity.
The T-shaped groove is arranged at the top end of the lower fixing column 3 and is in sliding connection with the bottom ends of the radial sliding blocks 10 and used for guiding and limiting the radial movement of the radial sliding blocks 10, so that the synchronous movement and the reliable locking of the radial sliding blocks 10 and the guide blocks 9 are ensured, and the arrangement of the T-shaped groove is beneficial to improving the assembly precision and the stability of the connecting members.
The chamfer sets up on fixed ring 4 down, go up fixed column 5 and last fixed ring 6 for guide and adjustment go up spliced pole 2 in the gesture of assembly process, ensure go up spliced pole 2 and down spliced pole 1 dock smoothly and accurate take one's place, the setting of chamfer helps improving connecting elements's assembly efficiency and reliability, and reduce the collision damage in the assembly process.
The upper fixing column 5 is positioned between the lower fixing column 3 and the lower fixing ring 4, the lower fixing ring 4 is positioned between the upper fixing column 5 and the upper fixing ring 6, and a certain height difference is reserved between the lower fixing column 3 and the upper fixing column 5 and between the lower fixing column 3 and the upper connecting column 2, so that multiple positioning and sealing of the connecting member can be realized, and the reliability and adaptability of connection can be improved.
Third embodiment:
Figures 1-10 show.
Comprises the following steps of;
S1, self-positioning installation;
Before use, the upper connecting column 2 and the lower fixing column 3 are fixedly connected with the corresponding prefabricated columns, then the upper connecting column 2 is fixed on the lower connecting column 1 from top to bottom, and in the process, the upper connecting column 2 and the lower fixing column 3 are guided by the guide blocks 9 and the chamfers on the lower fixing ring 4, the upper fixing column 5 and the upper fixing ring 6, so that the upper connecting column 2 and the lower fixing column 3 finish self-positioning during installation;
s2, gravity self-locking;
When the bottom end of the upper connecting column 2 is contacted with the top end of the guide block 9, the guide block 9 moves downwards under the action of the gravity of the upper connecting column 2, and the guide block 9 pushes the plurality of radial sliding blocks 10 to move in the direction away from each other in the downward moving process until the bottom end of the upper fixing column 5 is propped against the lower connecting column 1, and the plurality of radial sliding blocks 10 lock the upper connecting column 2;
S3, conducting self-sealing;
When the upper connecting column 2 moves downwards and contacts with the top end of the guide block 9, and the radial sliding block 10 finishes locking the upper connecting column 2, under the pressure of the upper connecting column 2, the storage ring in the sealing groove 17 is extruded and broken, at the moment, the conductive expansion epoxy resin 18 in the storage ring flows into a gap between the upper connecting column 2 and the guide block 9 and between the radial sliding block 10 after being extruded, the gap between the lower connecting column 1 and the upper connecting column 2 is sealed, and meanwhile, under the action of the expansion epoxy resin 18, the first conducting wire (11) is conducted with the second conducting wire (19);
s4, electrifying and heating;
When the plurality of radial sliding blocks 10 complete locking of the upper connecting column 2, the bottom ends of the first conducting wires 11 and the ends, close to each other, of the plurality of third conducting wires 20 are contacted with each other, and the ends, far away from each other, of the plurality of fourth conducting wires 21 are contacted with the inner wall of the fastening shape memory ring 15, at the moment, current is introduced into the second conducting wires 19 and the fifth conducting wires 22 through the controller, and the current sequentially passes through the second conducting wires 19, the first conducting wires 11, the third conducting wires 20, the fixing shape memory ring 13, the fourth conducting wires 21, the fastening shape memory ring 15 and the fifth conducting wires 22 to form a loop, and the current heats the fixing shape memory ring 13 and the fastening shape memory ring 15 when passing through the fixing shape memory ring 13 and the fastening shape memory ring 15, and the heat deforms the fixing shape memory ring 13 and the fastening shape memory ring 15;
s5, axial fastening;
When the fixed shape memory ring 13 is heated, the shape of the fixed shape memory ring is changed and is clamped with the clamping groove on the upper fixing column 5, and at the moment, the fixed shape memory ring 13 fixes the lower fixing column 3 and the upper fixing column 5 together to complete the axial fixation of the lower connecting column 1 and the upper connecting column 2;
s6, radial fixation;
When the fastening shape memory ring 15 is heated, the shape of the fastening shape memory ring changes and presses the gap between the lower fixing ring 4 and the upper fixing column 5, so that the radial fixation between the lower fixing ring 4 and the upper fixing column 5 is realized;
s7, stress monitoring;
After the installation is completed, a detection voltage is applied to a loop formed by the second wire 19, the first wire 11, the third wire 20, the fixed shape memory ring 13, the fourth wire 21, the fastening shape memory ring 15 and the fifth wire 22 through a controller according to the requirement, and current changes are monitored in real time, and the stress changes of the fixed shape memory ring 13 and the fastening shape memory ring 15 cause the current to change, so that the stress changes between the lower connecting column 1 and the upper connecting column 2 are detected through the current changes;
S8, self-positioning repair;
When the position between the connecting column 1 and the upper connecting column 2 is changed and the structure is not destroyed under the action of the large vibration such as earthquake, the automatic homing of the lower connecting column 1 and the upper connecting column 2 is completed under the action of gravity under the action of the chamfering mutual locking and positioning actions of the lower fixing ring 4, the upper fixing column 5 and the upper fixing ring 6 and the conical structure action of the guide block 9, and meanwhile, the fixed shape memory ring 13 and the fastening shape memory ring 15 are heated through the controller, so that the lower connecting column 1 and the upper connecting column 2 are fixed again.
S9, active corrosion prevention;
The expansion epoxy resin 18 can realize integrity monitoring of the sealing layer through self conductive characteristics, and once cracks or separation occurs, a conductive path is changed, and the situation of sealing failure can be found in time by monitoring the change of resistance or capacitance, so that a basis is provided for maintenance and repair.
When the connection member is exposed to corrosive environments such as moisture, salt spray, etc., the conductive expanded epoxy 18 may act as a sacrificial anode, preferentially electrochemically corroding, thereby protecting the internal steel structure from corrosion and extending the service life of the connection member.
S10, auxiliary stress monitoring;
When the expansion epoxy resin 18 is deformed under the stress action, the contact state among filler particles is changed, so that the resistance value of the conductive path is correspondingly changed, the stress level born by the sealing layer can be indirectly estimated by monitoring the change of the resistance value, and supplementary data is provided for stress analysis and safety pre-warning of the connecting member.
The self-positioning installation can improve the efficiency and the precision of the field assembly by fixedly connecting the upper connecting column 2 and the lower fixing column 3 with corresponding prefabricated columns in advance. In the installation, utilize guide block 9 and lower solid fixed ring 4, go up the chamfer on fixed column 5 and the last solid fixed ring 6 and lead upward spliced pole 2 and lower fixed column 3, can realize going up spliced pole 2 and lower spliced pole 1's self-align butt joint, reduce assembly error, improve assembly quality, self-align installs and helps simplifying construction operation, improves convenience and the reliability of assembly.
Gravity auto-lock, when last spliced pole 2 bottom and guide block 9 top contact, under the action of last spliced pole 2's gravity, guide block 9 downwardly moving drives a plurality of radial sliders 10 to the direction of keeping away from each other, until go up fixed column 5 bottom and lower spliced pole 1 offset, radial sliders 10 accomplish the locking to last spliced pole 2 this moment, this kind of gravity auto-lock mechanism has utilized the gravity of last spliced pole 2 self, need not extra locking device, can realize the automatic locking of connecting elements, improve the convenience and the reliability of assembly, and reduce manual operation's error risk.
After the radial sliding block 10 finishes locking the upper connecting column 2, current is introduced to the second conducting wire 19 and the fifth conducting wire 22 through the controller, and the resistance heating effect of the shape memory ring is utilized, so that the fixed shape memory ring 13 and the fastening shape memory ring 15 are heated to generate deformation, the accurate temperature control and quick response of the shape memory ring can be realized through the electrifying and heating, an external heating device is not needed, the intelligent level and the operation convenience of the connecting member are improved, meanwhile, the deformation generated through electrifying and heating can provide stable and reliable fastening force, the bearing capacity of the connecting member is improved, and the service life of the connecting member is prolonged.
The axial fastening, after fixed shape memory ring 13 is heated, its shape changes and with last fixed column 5 on the draw-in groove joint, with lower fixed column 3 and last fixed column 5 reliably fixed together, accomplish the axial fastening of lower spliced pole 1 and last spliced pole 2, the axial fastening mode based on shape memory effect can provide stable lasting fastening force, overcome traditional fastening mode and easily become flexible, easily smooth silk's defect, improved the power transmission performance and the reliability of connecting element under axial load greatly, reduced the stress concentration risk of connector.
Radial fixation, after the fastening shape memory ring 15 is heated, its shape changes and extrudes the gap between lower fixed ring 4 and the upper fixed column 5, realizes radial fixation to the two between, can provide even radial pressure based on the radial fixed mode of shape memory effect, fills the tiny clearance between the connecting elements, improves the fitness and the stability of connecting elements, simultaneously, radial fixation can prevent connecting elements from producing relative slip or rotation under the horizontal load effect, improves the overall performance of structure under operating modes such as wind load, seismic load.
Self-sealing, in the process that the upper connecting column 2 moves downwards and contacts with the top end of the guide block 9, and the radial sliding block 10 completes locking, the expansion epoxy resin 18 in the sealing groove 17 is extruded and flows into gaps among the upper connecting column 2, the guide block 9 and the radial sliding block 10, so that the gaps between the lower connecting column 1 and the upper connecting column 2 are sealed. The self-sealing mechanism utilizes the fluidity and expansibility of the expanded epoxy resin 18, can automatically fill the tiny gaps between the connecting members, improves the sealing performance of the connecting parts, and is beneficial to preventing invasion of external factors such as dust, water vapor and the like and improving the durability and the reliability of the connecting members.
Stress monitoring, by arranging the second wire 19, the first wire 11, the third wire 20, the fourth wire 21, the fifth wire 22 and the like in the connecting member, and utilizing the resistance strain effect of the fixed shape memory ring 13 and the fastening shape memory ring 15, the stress state of the connecting member in the use process can be monitored in real time, when the fixed shape memory ring 13 and the fastening shape memory ring 15 are strained under the action of external force, the resistance value of the connecting member can be correspondingly changed, the change of a current signal is caused, the stress level and the stress state of the connecting member can be indirectly evaluated by monitoring the change of the current signal, the basis is provided for health monitoring and safety early warning of the structure, and the use safety and reliability of the structure are improved.
When the connecting member is subjected to position deviation under extreme working conditions such as earthquake and the like, but the structure is not damaged, the lower fixing ring 4, the upper fixing column 5, the chamfer angle of the upper fixing ring 6 and the conical structure of the guide block 9 can be utilized to realize automatic homing of the lower connecting column 1 and the upper connecting column 2 under the action of gravity, and meanwhile, the fixed shape memory ring 13 and the fastening shape memory ring 15 are heated again through the controller, so that the fastening state of the connecting member can be restored, the self-repairing of the connecting member is realized, the self-positioning repairing mechanism endows the connecting member with certain self-adapting capability, the change of external environment can be effectively realized, the toughness and the restorability of the structure are improved, and the service life of the structure is prolonged.
The expanded epoxy resin 18 utilizes the self-conductive characteristics to realize electrical monitoring of the integrity of the sealing layer, timely discovers the sealing failure condition through resistance or capacitance change, and as a sacrificial anode material, electrochemical corrosion preferentially occurs in a corrosive environment to protect the internal steel structure from corrosion, and responds to the stress level of the sealing layer through resistance change to provide stress monitoring data for the connecting members.
The lead layout is simplified through the conductive path, the assembly steps are reduced, the construction efficiency is improved, the sealing failure is timely found through the electrical monitoring, the leakage risk is avoided, the sealing reliability and the service life are improved, the corrosion resistance of the connecting member is improved through the sacrificial anode protection effect, the service life is prolonged, the maintenance cost is reduced, the sealing layer stress monitoring is realized through the strain sensitive effect, the data support is provided for the safety evaluation of the connecting member, the multifunctional integrated functions of conductivity, sensing, corrosion prevention and the like are integrated, and the intelligent level and the adaptability of the connecting member are improved.
The present application is not limited to the above-described embodiments, which are adopted in connection with the actual demands, and various changes made by the person skilled in the art without departing from the spirit of the present application are still within the scope of the present application.
Claims (10)
1. An assembled prefabricated post connection structure, its characterized in that: the connecting device comprises a lower connecting column (1), wherein an upper connecting column (2) is arranged at the top end of the lower connecting column (1), a lower fixing column (3) and a lower fixing ring (4) are fixedly connected to the top end of the lower connecting column (1), an upper fixing column (5) and an upper fixing ring (6) are fixedly connected to the bottom end of the upper connecting column (2), an axial sliding groove (7) is formed in the lower fixing column (3), a sliding column (8) is connected to the inner wall of the lower fixing column (3) in a sliding manner, a guide block (9) is fixedly connected to the top end of the sliding column (8), a fixing groove (12) is formed in the outer wall of the lower fixing column (3), a fixing shape memory ring (13) is fixedly connected to the outer wall of the lower fixing column (3), a clamping groove is formed in the position corresponding to the fixing shape memory ring (13), a fastening groove (14) is formed in the inner wall of the lower fixing ring (4), a fastening groove (14) is fixedly connected to a sliding column (8), a memory ring (15) is fixedly connected to the inner wall of the fixing groove, a memory ring (15) is electrically connected to the fixing ring (13), a memory ring (15) is electrically connected to the memory ring (15), and the memory ring (13) is electrically connected to the memory device, the memory device is electrically connected to the memory device (15), set up in last fixed column (5) with guide block (9) top matched with constant head tank (16), seal groove (17) have been seted up on constant head tank (16) top, storage ring that seal groove (17) internal fixation had insulating material to make and symmetry set up, and all fill in the storage ring have inflation epoxy (18), add conductive filler in inflation epoxy (18), constant head tank (16) and seal groove (17) bottom fixedly connected with same piece baffle, and the baffle is kept apart constant head tank (16) and seal groove (17) into two parts, and every part all is linked together with first wire (11).
2. The fabricated pillar connecting structure according to claim 1, wherein: the lower fixing ring (4) is located on the outer side of the lower fixing column (3), the upper fixing ring (6) is located on the outer side of the upper fixing column (5), and a plurality of radial sliding blocks (10) are connected between the lower fixing column (3) and the guide blocks (9) in a sliding mode.
3. The fabricated pillar connecting structure according to claim 1, wherein: the upper connecting column (2) is internally and fixedly connected with a second wire (19), the second wire (19) radially penetrates through the upper connecting column (2) along the upper connecting column (2), and one end, close to the first wire (11), of the second wire (19) is in contact with the top end of the first wire (11).
4. The fabricated pillar connecting structure according to claim 1, wherein: a plurality of third wires (20) are fixedly connected to positions, corresponding to the fixed shape memory rings (13), in the lower fixing columns (3), one ends, away from each other, of the third wires (20) are electrically connected with the fixed shape memory rings (13), and one ends, close to each other, of the third wires (20) penetrate through the lower fixing columns (3).
5. The fabricated pillar connecting structure according to claim 1, wherein: a plurality of fourth wires (21) are fixedly connected to positions corresponding to the fixed shape memory rings (13) in the upper fixing columns (5), the fourth wires (21) are uniformly distributed around the axis of the upper fixing columns (5), and two ends of each fourth wire (21) penetrate through the upper fixing columns (5).
6. The fabricated pillar connecting structure according to claim 1, wherein: the lower fixing ring (4) is fixedly connected with a plurality of fifth wires (22) at positions corresponding to the fastening shape memory ring (15), the plurality of fifth wires (22) are uniformly distributed around the axis of the lower fixing ring (4), two ends of the plurality of fifth wires (22) penetrate through the lower fixing ring (4), and one ends, close to each other, of the plurality of fifth wires (22) are electrically connected with the fastening shape memory ring (15).
7. The fabricated pillar connecting structure according to claim 1, wherein: grooves matched with the radial sliding blocks (10) are formed in positions, corresponding to the radial sliding blocks (10), in the upper connecting column (2), the top end and the bottom end of the guide block (9) are of conical structures, and one ends with larger diameter of the conical structures are arranged close to each other.
8. A fabricated precast column connection structure according to claim 2, characterized in that: the radial sliding blocks (10) are of arc structures matched with the bottoms of the guide blocks (9), the bottoms of the guide blocks (9) are slidably connected with the tops of the radial sliding blocks (10), and the bottoms of the radial sliding blocks (10) are slidably connected with the tops of the lower fixing columns (3) through T-shaped grooves.
9. The fabricated pillar connecting structure according to claim 1, wherein: the upper fixing column (5) is located between the lower fixing column (3) and the lower fixing ring (4), the lower fixing ring (4) is located between the upper fixing column (5) and the upper fixing ring (6), the distance between the top end of the lower fixing column (3) and the bottom end of the lower connecting column (1) is greater than the distance between the top end of the lower fixing ring (4) and the bottom end of the lower connecting column (1), the distance between the bottom end of the upper fixing column (5) and the top end of the upper connecting column (2) is greater than the distance between the bottom end of the upper fixing ring (6) and the top end of the upper connecting column (2), and chamfers are arranged on the lower fixing ring (4), the upper fixing column (5) and the upper fixing ring (6).
10. A fabricated precast column connection structure according to any one of claims 1 to 9, characterized in that: comprises the following steps of;
S1, self-positioning installation;
s2, gravity self-locking;
S3, conducting self-sealing;
s4, electrifying and heating;
s5, axial fastening;
s6, radial fixation;
s7, stress monitoring;
S8, self-positioning repair;
S9, active corrosion prevention;
s10, auxiliary stress monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410576328.1A CN118223594B (en) | 2024-05-10 | 2024-05-10 | Prefabricated post connection structure of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410576328.1A CN118223594B (en) | 2024-05-10 | 2024-05-10 | Prefabricated post connection structure of assembled |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118223594A true CN118223594A (en) | 2024-06-21 |
| CN118223594B CN118223594B (en) | 2024-07-30 |
Family
ID=91511928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410576328.1A Active CN118223594B (en) | 2024-05-10 | 2024-05-10 | Prefabricated post connection structure of assembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118223594B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1247102A (en) * | 1960-01-28 | 1960-11-25 | Deutsche Bauakademie | End-to-end assembly of prefabricated reinforced concrete parts |
| JPH0974001A (en) * | 1995-09-04 | 1997-03-18 | Murata Mfg Co Ltd | Thermistor |
| JP2007056209A (en) * | 2005-08-26 | 2007-03-08 | Sumitomo Electric Ind Ltd | Adhesive for circuit connection |
| EP2381045A1 (en) * | 2010-04-26 | 2011-10-26 | Ruredil S.p.A. | Mechanical connection for prefabricated reinforced concrete articles, and their production method |
| CN102459924A (en) * | 2009-04-10 | 2012-05-16 | 3M创新有限公司 | blind fastener |
| CN207277546U (en) * | 2017-06-27 | 2018-04-27 | 湖南大学 | A kind of assembled architecture ultra-high performance concrete column component |
| CN210067077U (en) * | 2019-02-15 | 2020-02-14 | 江苏远瀚建筑设计有限公司 | Basement waterproof structure |
| CN113719928A (en) * | 2021-08-03 | 2021-11-30 | 陕西建工安装集团有限公司 | Novel building outer wall system |
| CN215451602U (en) * | 2021-06-25 | 2022-01-07 | 比亚迪股份有限公司 | Battery pack box, battery pack and electric device |
-
2024
- 2024-05-10 CN CN202410576328.1A patent/CN118223594B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1247102A (en) * | 1960-01-28 | 1960-11-25 | Deutsche Bauakademie | End-to-end assembly of prefabricated reinforced concrete parts |
| JPH0974001A (en) * | 1995-09-04 | 1997-03-18 | Murata Mfg Co Ltd | Thermistor |
| JP2007056209A (en) * | 2005-08-26 | 2007-03-08 | Sumitomo Electric Ind Ltd | Adhesive for circuit connection |
| CN102459924A (en) * | 2009-04-10 | 2012-05-16 | 3M创新有限公司 | blind fastener |
| EP2381045A1 (en) * | 2010-04-26 | 2011-10-26 | Ruredil S.p.A. | Mechanical connection for prefabricated reinforced concrete articles, and their production method |
| CN207277546U (en) * | 2017-06-27 | 2018-04-27 | 湖南大学 | A kind of assembled architecture ultra-high performance concrete column component |
| CN210067077U (en) * | 2019-02-15 | 2020-02-14 | 江苏远瀚建筑设计有限公司 | Basement waterproof structure |
| CN215451602U (en) * | 2021-06-25 | 2022-01-07 | 比亚迪股份有限公司 | Battery pack box, battery pack and electric device |
| CN113719928A (en) * | 2021-08-03 | 2021-11-30 | 陕西建工安装集团有限公司 | Novel building outer wall system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118223594B (en) | 2024-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104563340A (en) | Connection structure of fabricated steel structure building enclosure outer wall and H-shaped steel beam | |
| CN107023076A (en) | A kind of assembly concrete pole steel beam connecting node and preparation method thereof | |
| CN118223594B (en) | Prefabricated post connection structure of assembled | |
| CN103470456A (en) | Sectional wind power generation blade with interchangeability | |
| CN202730970U (en) | Assembly type beam column node | |
| CN111997194A (en) | Fabricated concrete primary and secondary beam structure and dry-type connecting method thereof | |
| CN113833107A (en) | Conversion truss and welding method of truss nodes thereof | |
| CN112376974A (en) | Assembled steel construction beam column node system | |
| CN107119800B (en) | A kind of more high-rise assembled modularization Self-resetting steel construction square tube column frame systems | |
| CN113756502A (en) | Construction method of Z-shaped large-span aluminum alloy frame roof | |
| CN220521552U (en) | Module building self-locking connection node capable of unlocking | |
| CN111350299A (en) | Dry type connecting node and connecting method for assembled floor slab | |
| CN215563303U (en) | Exempt from to support assembled concrete beam column connection structure | |
| CN212835360U (en) | Mechanical connection joint device | |
| CN214614773U (en) | Prefabricated concrete shear wall-ring beam connection structure based on PBL | |
| CN111042410B (en) | Fabricated building floor and construction method | |
| CN210395642U (en) | Detachable assembly type steel structure building connecting node | |
| CN112780324A (en) | Actively-repairable anti-seismic anchor rod and application method thereof | |
| CN113756504A (en) | Right-angle latticed shell with external corners and construction method thereof | |
| CN112942364A (en) | Self-balancing large-span deep foundation pit prestressed beam system | |
| CN205276849U (en) | A a fixing device climbs for avoid damage exterior finish | |
| CN203812953U (en) | Lead-acid battery | |
| CN220013990U (en) | Prefabricated reinforced concrete column-concrete beam node assembly structure | |
| CN217325841U (en) | Bearing and thermal bridge-cutoff function integrated beam column node | |
| CN221236180U (en) | Load-bearing structure of assembled building element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |