CN112302383A - Adjustable light multifunctional industrial factory building system and construction method thereof - Google Patents
Adjustable light multifunctional industrial factory building system and construction method thereof Download PDFInfo
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- CN112302383A CN112302383A CN202011184506.4A CN202011184506A CN112302383A CN 112302383 A CN112302383 A CN 112302383A CN 202011184506 A CN202011184506 A CN 202011184506A CN 112302383 A CN112302383 A CN 112302383A
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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 109
- 239000010959 steel Substances 0.000 claims abstract description 109
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000009417 prefabrication Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C6/00—Girders, or track-supporting structures, specially adapted for cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/16—Roof structures with movable roof parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/36—Columns; Pillars; Struts of materials not covered by groups E04C3/32 or E04C3/34; of a combination of two or more materials
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
An adjustable light multifunctional industrial factory building system and a construction method thereof comprise upright posts, track beams, tracks, crane beams, vertical supports and light roof trusses; the upright column comprises a steel pipe, a PVC pipe, bonding mortar and concrete; the bottom of the steel pipe is connected with a flange plate; the PVC pipe is inserted into the steel pipe; the bonding mortar is filled between the PVC pipe and the steel pipe; concrete is filled in the PVC pipe; the upper part of the outer side of the upright post is connected with a supporting plate; the vertical support is arranged on the supporting plate, and the height of the vertical support is adjustable; the light roof truss is erected on the top of the vertical support which corresponds to the transverse direction; the track beam is arranged at the top of the upright post; the crane beam is arranged on the top of the two track beams; traveling devices are arranged on two sides of the bottom of the crane beam and at positions corresponding to the track beam; the traveling device drives the crane beam to move along the track. The invention solves the technical problems of poor stability, poor compressive strength, incapability of recycling, large occupied space of a support structure and a track structure and inconvenience in operation of the traditional industrial factory building upright.
Description
Technical Field
The invention belongs to the technical field of constructional engineering, and particularly relates to an adjustable light multifunctional industrial factory building system and a construction method thereof.
Background
The existing industrial factory buildings mostly have the following problems: (1) the bracket column is adopted, the crane beam is erected on the bracket, the crane load is transmitted to the bracket from the crane beam and then transmitted to the upright post from the bracket, and the stress state of the upright post is eccentric stress, which is not beneficial to the stability of the upright post; meanwhile, due to the existence of the bracket, the operation space of a factory building is also reduced; (2) the factory building ceiling is fixed and cannot be adjusted up and down, so that the transformation and the upgrading of a crane are limited; (3) the plant structural column adopts a section steel column or a common steel pipe concrete combined column, the section steel column has slightly poor compressive strength, bending instability is easy to occur, and the common steel pipe concrete combined column cannot be recycled, so that steel is wasted; (4) the crane type is single, when adopting the purlin to hang, and the jack-up weight is limited, and when adopting the portal crane, the bearing structure of crane and track structure occupation space are big, and the operation is inconvenient.
Disclosure of Invention
The invention aims to provide an adjustable light multifunctional industrial factory building system and a construction method thereof, and aims to solve the technical problems that the traditional industrial factory building upright post is poor in stability, the improvement and the upgrade of a crane are limited, the compressive strength is poor, the cyclic utilization cannot be realized, the space occupied by a support structure and a track structure of the crane is large, and the operation is inconvenient.
In order to achieve the purpose, the invention adopts the following technical scheme.
The adjustable light multifunctional industrial factory building system comprises upright posts, track beams, tracks, crane beams, vertical supports and light roof trusses; the two groups of upright columns are arranged, and each group of upright columns are arranged at intervals along the longitudinal direction; the upright column comprises a steel pipe, a PVC pipe, bonding mortar and concrete; the bottom of the steel pipe is connected with a flange; the PVC pipe is inserted in the steel pipe, and a gap is reserved between the PVC pipe and the steel pipe; the bonding mortar is filled in a gap between the PVC pipe and the steel pipe; the concrete is filled in the PVC pipe; the upright post is connected with the post base through a flange plate; the upper part of the outer side of the upright post is connected with a supporting plate; the vertical supports are arranged on the supporting plate, and the tops of the vertical supports exceed the tops of the upright posts; the vertical support height is adjustable; the light roof trusses are arranged in a group at intervals along the longitudinal direction, and each light roof truss is erected at the top of the corresponding vertical support in the transverse direction; the two track beams are respectively and longitudinally arranged at the tops of the two groups of stand columns; the rails are correspondingly arranged on the tops of the rail beams; the crane beams are arranged in a group and are erected at the tops of the two track beams at intervals along the longitudinal direction; traveling devices are arranged on two sides of the bottom of the crane beam and at positions corresponding to the track beam; the traveling device drives the crane beam to move along the track.
Preferably, the thickness of the bonding mortar is 4 mm-6 mm.
Preferably, the distance between the bottom of the light roof truss and the top of the upright post is h0+h1+h2+ (10-20 cm), wherein h0Is the height of the crane, h1Is the track height, h2Is the track beam height; the distance between the bottom of the light roof truss and the top of the crane beam is 10-20 cm.
Preferably, the crane beam is a truss beam or a steel beam.
Preferably, an inclined strut is arranged between the bottom of the supporting plate and the upright post; the lower end of the inclined strut is connected to the outer side face of the stand column, and the upper end of the inclined strut is connected to the bottom of the supporting plate.
Preferably, the walking device comprises a roller; the rollers are connected to two sides of the bottom of the crane beam and correspond to the positions of the tracks, and the lower portions of the rollers are in rolling connection with the tracks.
A construction method of an adjustable light multifunctional industrial factory building system comprises the following steps.
Step one, manufacturing a PVC pipe and steel pipe combined structure: the PVC pipe and steel pipe combined structure is manufactured by adopting a mode of prefabrication field processing and cast-in-place, and the specific steps are as follows.
Step 1, calculating the height of an upright column, the diameter of a steel pipe, the diameter of a PVC pipe and the length of the PVC pipe according to the type and the function of a factory building, the type of a crane and the bearing capacity of a crane beam; the length of the PVC pipe is at least 0.5m longer than the length of the steel pipe.
And 3, horizontally erecting the steel pipe on a steel pipe bracket of the construction platform structure.
And 4, inserting the PVC pipe into the steel pipe, wherein each end of the PVC pipe extends out of the steel pipe by at least 25cm, and the part of the PVC pipe, which exceeds the steel pipe, is erected on the PVC pipe bracket.
And 5, adjusting the height of the PVC pipe bracket to enable the circle center of the section of the steel pipe to coincide with the circle center of the section of the PVC pipe.
And 6, pouring and grouting into the gap between the steel pipe and the PVC pipe by using a grouting machine, and cutting off the parts of the two ends of the PVC pipe, which exceed the steel pipe, when the strength of the bonding mortar meets the design requirement to form a PVC pipe and steel pipe combined structure.
And secondly, hoisting the preliminarily formed PVC pipe and steel pipe combined structure to a construction site.
And step three, connecting the PVC pipe and steel pipe combined structure with column feet of a factory building, and pouring concrete on site to form the stand column.
And step four, sequentially installing the track beam, the track, the crane beam, the vertical support and the light roof truss until the construction is finished.
Preferably, the bottom of the steel pipe is connected with a flange plate, and the PVC pipe and steel pipe combined structure is connected with the column base through the flange plate; and a supporting plate is arranged at the upper part of the outer side of the steel pipe.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. In the existing steel structure industrial factory buildings, a bracket column is mostly adopted, a crane beam is erected on the bracket, and the load of the crane is transmitted to the bracket by a crane beam and then transmitted to an upright post by the bracket; at the moment, the stress state of the upright column is eccentric compression, which is not beneficial to the stability of the upright column; the upright post adopts the non-cow-leg post, so that the traditional eccentric compression of the upright post is changed into axial compression, the stress state of the upright post is improved, and the stress of the upright post is more reasonable.
2. The upper structure of the traditional factory building is fixed and cannot be adjusted up and down; the light roof truss is fixed on the upright posts through the vertical supports, and the light roof truss can move up and down through the vertical supports, so that the working space of a factory building is increased.
3. The steel tube-PVC tube combined concrete column is adopted to replace the original section steel column and the common steel tube concrete column, so that the column structure is lighter in weight and stronger in compressive bearing capacity, the difference between the inner diameters of the PVC tube and the steel tube is 4-6 mm, the inner wall gap is filled with the bonding mortar, the PVC tube and the concrete in the steel tube can be ejected out by using the jack, the recycling rate of the steel tube is greatly increased, and the loss of steel is reduced.
4. The height of a beam of the common truss crane is low due to the limitation of the space of a factory building and the self weight of the truss crane, so that the hoisting weight of the truss crane is limited, and the later transformation and upgrading of the factory building are also limited; the invention increases the upper space of the factory building by adjusting the vertical support, reforms the truss type crane beam, and erects the reformed truss type crane beam on the track, thereby improving the lifting capacity of the factory building crane and realizing the transformation and the upgrade of the comprehensive multifunctional (shared by the truss type crane and the gantry crane) factory building.
5. The adjustable light multifunctional industrial factory building system is widely applied to the construction of novel industrial factory buildings, and has obvious improvement effects on the improvement of the internal operation space of the factory building, the safety of a crane, the lifting capacity and the like.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of an adjustable lightweight multi-purpose industrial factory building system of the present invention.
Fig. 2 is a structural schematic diagram of a construction platform of the upright post in the invention.
Fig. 3 is a schematic sectional view of the pillar of the present invention.
Reference numerals: 1-upright column, 1.1-steel tube, 1.2-PVC tube, 1.3-bonding mortar, 1.4-concrete, 2-track beam, 3-track, 4-crane beam, 5-vertical support, 6-light roof truss, 7-flange, 8-supporting plate, 9-walking device, 9.1-roller, 10-diagonal brace, 11-operation platform, 12-steel tube bracket and 13-PVC tube bracket.
Detailed Description
As shown in fig. 1-3, the adjustable light multifunctional industrial factory building system comprises a column 1, a track beam 2, a track 3, a crane beam 4, a vertical support 5 and a light roof truss 6; the number of the upright columns 1 is two, and each group of upright columns 1 are arranged at intervals along the longitudinal direction; the upright column 1 comprises a steel pipe 1.1, a PVC pipe 1.2, bonding mortar 1.3 and concrete 1.4; the bottom of the steel pipe 1.1 is connected with a flange 7; the PVC pipe 1.2 is inserted into the steel pipe 1.1, and a gap is reserved between the PVC pipe 1.2 and the steel pipe 1.1; the bonding mortar 1.3 is filled in a gap between the PVC pipe 1.2 and the steel pipe 1.1; the concrete 1.4 is filled in the PVC pipe 1.2; the upright post 1 is connected with a post base through a flange 7; the upper part of the outer side of the upright post 1 is connected with a supporting plate 8; the vertical supports 5 are arranged on the supporting plate 8, and the tops of the vertical supports 5 exceed the tops of the upright posts 1; the height of the vertical support 5 is adjustable; the light roof trusses 6 are arranged in a group at intervals along the longitudinal direction, and each light roof truss 6 is erected on the top of the corresponding vertical support 5 in the transverse direction; two track beams 2 are arranged at the tops of the two groups of upright posts 1 respectively and longitudinally; the track 3 is correspondingly arranged at the top of the track beam 2; the crane beams 4 are arranged in a group and are erected at the tops of the two track beams 2 at intervals along the longitudinal direction; traveling devices 9 are arranged on two sides of the bottom of the crane beam 4 and at positions corresponding to the track beam 2; the running gear 9 carries the crane beam 4 to move along the track 3.
In the embodiment, the thickness of the bonding mortar 1.3 is 4 mm-6 mm.
In this embodiment, the distance between the bottom of the light roof truss 6 and the top of the upright post 1 is h0+h1+h2+ (10-20 cm); wherein h is0Is the height of the crane, h1Height of the track 3, h2Is the height of the track beam 2; h is0、h1、h2Calculating according to the maximum hoisting weight of the crane; the distance between the bottom of the light roof truss 6 and the top of the crane beam 4 is 10-20 cm.
In this embodiment, the crane beam 4 is a truss beam or a steel beam.
In this embodiment, an inclined strut 10 is arranged between the bottom of the supporting plate 8 and the upright post 1; the lower end of the inclined strut 10 is connected to the outer side face of the upright post 1, and the upper end of the inclined strut 10 is connected to the bottom of the supporting plate 8.
In this embodiment, the walking device 9 includes a roller 9.1; the rollers 9.1 are connected to two sides of the bottom of the crane beam 4 and correspond to the positions of the tracks 3, and the lower parts of the rollers 9.1 are in rolling connection with the tracks 3; the roller 9.1 is connected with the crane beam 4 through a rotating shaft; a motor is mounted on one side of the traveling device 9.
The construction method of the adjustable light multifunctional industrial factory building system comprises the following steps.
Step one, manufacturing a PVC pipe 1.2 and steel pipe 1.1 combined structure: the PVC pipe 1.2 and steel pipe 1.1 combined structure is manufactured by adopting a mode of prefabrication field processing and cast-in-place, and the specific steps are as follows.
Step 1, calculating the height of an upright post 1, the diameter of a steel pipe 1.1, the diameter of a PVC pipe 1.2 and the length of the PVC pipe 1.2 according to the type and the function of a factory building, the type of a crane and the bearing capacity of a crane beam 4; the length of the PVC pipe 1.2 is at least 0.5m longer than the length of the steel pipe 1.1.
And 3, horizontally erecting the steel pipe 1.1 on a steel pipe bracket 12 of the construction platform structure.
And 4, inserting the PVC pipe 1.2 into the steel pipe 1.1, wherein each end of the PVC pipe 1.2 extends out of the steel pipe 1.1 by at least 25cm, and the part of the PVC pipe 1.2, which exceeds the steel pipe 1.1, is erected on the PVC pipe bracket 13.
And 5, adjusting the height of the PVC pipe bracket 13 to ensure that the circle center of the section of the steel pipe 1.1 coincides with the circle center of the section of the PVC pipe 1.2, so as to ensure that the distance between the inner wall of the steel pipe 1.1 and the outer wall of the PVC pipe 1.2 is uniform.
And 6, pouring and grouting the gap between the steel pipe 1.1 and the PVC pipe 1.2 by using a grouting machine, and cutting off the part of the two ends of the PVC pipe 1.2, which exceeds the steel pipe 1.1, when the strength of the bonding mortar 1.3 meets the design requirement to form a combined structure of the PVC pipe 1.2 and the steel pipe 1.1.
And secondly, hoisting the preliminarily formed PVC pipe 1.2 and steel pipe 1.1 combined structure to a construction site.
And step three, connecting the PVC pipe 1.2 and steel pipe 1.1 combined structure with a column base of a factory building, and pouring concrete 1.4 in situ to form the stand column 1.
And step four, sequentially installing the track beam 2, the track 3, the crane beam 4, the vertical support 5 and the light roof truss 6, and finishing construction.
In the embodiment, the bottom of the steel pipe 1.1 is connected with a flange 7, and the combined structure of the PVC pipe 1.2 and the steel pipe 1.1 is connected with a column base through the flange 7; and a supporting plate 8 is arranged at the upper part of the outer side of the steel pipe 1.1.
In the embodiment, when the post factory building needs to be transformed, the steel pipe 1.1 can be directly pulled out by using machinery, the combined column is manufactured again, the steel pipe 1.1 is recycled, and the method is green and environment-friendly and accords with the national sustainable development strategy.
In the embodiment, the vertical support 5 adopts a sleeve lifting type adjustable device and is formed by vertically and adjustably connecting a plurality of sleeves; vertical braces 5 fix light roof truss 6 on stand 1, through adjusting the telescopic height, can realize reciprocating of light roof truss 6, increased the operating space of factory building.
In this embodiment, original shaped steel post and ordinary steel core concrete column are replaced to stand 1 for 1 structural weight of stand is lighter, resistance to compression bearing capacity is stronger, PVC pipe 1.2 differs 4~6mm with steel pipe 1.1 internal diameter simultaneously, the inner wall clearance is filled through bonding mortar 1.3, usable jack is ejecting with the inside PVC pipe 1.2 of steel pipe 1.1 and concrete 1.4, steel pipe 1.1's reuse rate greatly increased, the loss of steel has been reduced.
The above embodiments are not intended to be exhaustive or to limit the invention to other embodiments, and the above embodiments are intended to illustrate the invention and not to limit the scope of the invention, and all applications that can be modified from the invention are within the scope of the invention.
Claims (8)
1. An adjustable light multifunctional industrial factory building system comprises upright posts (1), track beams (2), tracks (3), crane beams (4), vertical supports (5) and light roof trusses (6); the method is characterized in that: the two groups of the upright posts (1) are arranged, and each group of the upright posts (1) are arranged at intervals along the longitudinal direction; the upright post (1) comprises a steel pipe (1.1), a PVC pipe (1.2), bonding mortar (1.3) and concrete (1.4); the bottom of the steel pipe (1.1) is connected with a flange (7); the PVC pipe (1.2) is inserted into the steel pipe (1.1), and a gap is reserved between the PVC pipe (1.2) and the steel pipe (1.1); the bonding mortar (1.3) is filled in a gap between the PVC pipe (1.2) and the steel pipe (1.1); the concrete (1.4) is filled in the PVC pipe (1.2); the upright post (1) is connected with a post base through a flange plate (7); the upper part of the outer side of the upright post (1) is connected with a supporting plate (8); the vertical supports (5) are arranged on the supporting plate (8), and the tops of the vertical supports (5) exceed the tops of the upright posts (1); the height of the vertical support (5) is adjustable; the light roof trusses (6) are arranged in a group at intervals along the longitudinal direction, and each light roof truss (6) is erected at the top of the corresponding vertical support (5) in the transverse direction; the two track beams (2) are respectively and longitudinally arranged at the tops of the two groups of upright posts (1); the track (3) is correspondingly arranged at the top of the track beam (2); the crane beams (4) are arranged in a group and are erected at the tops of the two track beams (2) at intervals along the longitudinal direction; traveling devices (9) are arranged on two sides of the bottom of the crane beam (4) and at positions corresponding to the track beam (2); the traveling device (9) drives the crane beam (4) to move along the track (3).
2. The adjustable light-duty industrial factory building system of claim 1, wherein: the thickness of the bonding mortar (1.3) is 4-6 mm.
3. The adjustable light-duty industrial factory building system of claim 1, wherein: the distance between the bottom of the light roof truss (6) and the top of the upright post (1) is h0+h1+h2+ (10-20 cm); wherein h is0Is the height of the crane, h1Is the height h of the rail (3)2Is the height of the track beam (2); the distance between the bottom of the light roof truss (6) and the top of the crane beam (4) is 10-20 cm.
4. The adjustable light-duty industrial factory building system of claim 1, wherein: the crane beam (4) is a truss beam or a steel beam.
5. The adjustable light-duty industrial factory building system of claim 1, wherein: an inclined strut (10) is arranged between the bottom of the supporting plate (8) and the upright post (1); the lower end of the inclined strut (10) is connected to the outer side face of the upright post (1), and the upper end of the inclined strut (10) is connected to the bottom of the supporting plate (8).
6. The adjustable light-duty industrial factory building system of claim 1, wherein: the walking device (9) comprises a roller (9.1); the rollers (9.1) are connected to two sides of the bottom of the crane beam (4) and correspond to the positions of the rails (3), and the lower portions of the rollers (9.1) are in rolling connection with the rails (3).
7. A construction method of the adjustable light multifunctional industrial factory building system according to any one of claims 1 to 6, characterized by comprising the following steps:
step one, manufacturing a combined structure of a PVC pipe (1.2) and a steel pipe (1.1): the PVC pipe (1.2) and steel pipe (1.1) combined structure is manufactured by adopting a mode of prefabrication field processing and cast-in-place, and the method comprises the following specific steps:
step 1, calculating the height of an upright post (1), the diameter of a steel pipe (1.1), the diameter of a PVC pipe (1.2) and the length of the PVC pipe (1.2) according to the type and the function of a factory building, the type of a crane and the bearing capacity of a crane beam (4); the length of the PVC pipe (1.2) is at least 0.5m longer than that of the steel pipe (1.1);
step 2, setting a construction platform structure: the construction platform structure comprises an operation platform (11), a steel pipe bracket (12) and a PVC pipe bracket (13); two steel pipe brackets (12) are arranged on the operating platform (11) at intervals along the transverse direction; the two PVC pipe brackets (13) are respectively arranged at the outer sides of the two steel pipe brackets (12), and the height of each PVC pipe bracket (13) is adjustable;
step 3, horizontally erecting the steel pipe (1.1) on a steel pipe bracket (12) of the construction platform structure;
step 4, inserting the PVC pipe (1.2) into the steel pipe, wherein each end of the PVC pipe (1.2) extends out of the steel pipe (1.1) by at least 25cm, and the part of the PVC pipe (1.2) exceeding the steel pipe (1.1) is arranged on a PVC pipe bracket (13) in an overlapping manner;
step 5, adjusting the height of the PVC pipe bracket (13) to enable the center of the cross section of the steel pipe (1.1) to coincide with the center of the cross section of the PVC pipe (1.2);
step 6, pouring and grouting into the gap between the steel pipe (1.1) and the PVC pipe (1.2) by using a grouting machine, and cutting off the part of the two ends of the PVC pipe (1.2) exceeding the steel pipe (1.1) when the strength of the bonding mortar (1.3) meets the design requirement to form a combined structure of the PVC pipe (1.2) and the steel pipe (1.1);
secondly, hoisting and transporting the preliminarily formed PVC pipe (1.2) and steel pipe (1.1) combined structure to a construction site;
thirdly, connecting the PVC pipe (1.2) and steel pipe (1.1) combined structure with a column base of a factory building, and pouring concrete (1.4) in situ to form an upright column (1);
and fourthly, sequentially installing the track beam (2), the track (3), the crane beam (4), the vertical support (5) and the light roof truss (6) until the construction is finished.
8. The method for constructing an adjustable light-duty industrial factory building system according to claim 7, wherein: the bottom of the steel pipe (1.1) is connected with a flange (7), and the combined structure of the PVC pipe (1.2) and the steel pipe (1.1) is connected with a column base through the flange (7); and a supporting plate (8) is arranged at the upper part of the outer side of the steel pipe (1.1).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003407A (en) * | 2021-03-06 | 2021-06-22 | 河南华北水利水电勘察设计有限公司 | Large-tonnage crane factory building steel structure |
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