CN111852046B - Large-span building steel structure and application method thereof - Google Patents
Large-span building steel structure and application method thereof Download PDFInfo
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- CN111852046B CN111852046B CN202010756292.7A CN202010756292A CN111852046B CN 111852046 B CN111852046 B CN 111852046B CN 202010756292 A CN202010756292 A CN 202010756292A CN 111852046 B CN111852046 B CN 111852046B
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- 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
- E04G21/162—Handles to carry construction blocks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a large-span building steel structure which comprises a first steel frame, a second steel frame and a fixed top plate, wherein the first steel frame is fixedly arranged on one side of the second steel frame, the fixed top plate is movably arranged on the upper parts of the first steel frame and the second steel frame, the two sides of the outer surface of the lower end of the fixed top plate are fixedly provided with a movable clamping seat, the first steel frame, the second steel frame and the fixed top plate are movably connected through the movable clamping seat, the middle position in the movable clamping seat is fixedly provided with a second motor, one side, close to the second motor, of the inside of the movable clamping seat is movably provided with a first caster, the other side, close to the second motor, of the inside of the movable clamping seat is movably provided with a second caster, and the lower parts, close to the first caster and the second caster, of the inside of the movable clamping seat are movably provided with a positioning clamping tool; make this large-span architectural steel structure have supplementary fixed knot structure, promote its security, make its maintenance operation more convenient simultaneously, promote the flexibility when it uses.
Description
Technical Field
The invention belongs to the technical field of building steel structures, and particularly relates to a large-span building steel structure.
Background
This large-span building steel structure is one kind and is applicable to in the steel construction building, carries out the steel construction facility that the building materials shifted the operation to it, and large-span building steel structure has folded plate structure, shell structure, spatial grid structure, span wire structure, gas filled structure, tent tension structure etc..
The large-span ultrahigh single-layer tubular building steel structure comprises a chassis, wherein a frame column is fixedly mounted at the upper end of the chassis, a fixed column is fixedly mounted at the bottom of the chassis, an embedded part is fixedly mounted at the bottom of the fixed column, the middle of the top end of the embedded part is fixedly connected with the bottom end of the fixed column, side columns are fixedly mounted on two sides of the top end of the embedded part, a damping block is fixedly mounted in the middle of each side column, and fixing rods are fixedly mounted on two sides of the embedded part.
The existing large-span building steel structure has certain defects in the using process, and the traditional large-span building steel structure does not have an auxiliary fixing structure, so that when a user utilizes the traditional large-span building steel structure to carry out object transferring operation, the phenomenon of slipping is easy to occur, the safety of the large-span building steel structure in use is reduced, and meanwhile, the local structure of the large-span building steel structure is not convenient to disassemble and maintain; secondly traditional large-span building steel construction does not have supplementary elevation structure, can't maintain its inner structure when large-span building steel construction carries out the lift operation and maintain the maintenance operation, the life of large-span building steel construction has been reduced, it maintains the degree of difficulty to have increased, secondly traditional large-span building steel construction does not have combination fixed knot to construct, make the user can't make up fixed operation to large-span building steel construction, flexibility when having reduced the use of large-span building steel construction, bring certain adverse effect for the user.
Disclosure of Invention
In order to overcome the defect that the traditional plastic injection mold does not have an auxiliary dredging structure, after the plastic injection mold is used, a user needs to clean the residual plastic raw material in the plastic injection mold, otherwise, after the plastic raw material is solidified in the injection mold, the injection mold is partially blocked, so that the injection mold cannot be directly used secondarily, and the maintenance cost of the injection mold is increased; meanwhile, the traditional plastic injection mold does not have a multi-mixing structure, so that the phenomenon of uneven mixing of raw materials is easy to occur when the plastic injection mold performs injection molding operation, and the using effect of the plastic injection mold is reduced; secondly traditional plastics injection mold does not have supplementary ejection of compact structure, accomplishes the single operation of moulding plastics when plastics injection mold after, the user need dismantle whole plastics injection mold and get the material operation, has reduced plastics injection mold's work efficiency, and provides a large-span building steel structure.
The purpose of the invention is realized by the following technical scheme:
a large-span building steel structure comprises a first steel frame, a second steel frame and a fixed top plate, wherein the first steel frame is fixedly arranged on one side of the second steel frame, the fixed top plate is movably arranged on the upper portions of the first steel frame and the second steel frame, the positions of the two sides of the outer surface of the lower end of the fixed top plate are fixedly provided with a movable clamping seat, the first steel frame, the second steel frame and the fixed top plate are movably connected through the movable clamping seat, the middle position in the movable clamping seat is fixedly provided with a second motor, one side, close to the second motor, of the inner part of the movable clamping seat is movably provided with a first caster, the other side, close to the second motor, of the inner part of the movable clamping seat is movably provided with a positioning clamping device, the inner side of the upper end of the positioning clamping device is movably provided with a fixed clamping wheel, the outer surface of one end of the movable clamping seat is fixedly provided with a first push plate, the outer surface of the other end of the movable clamping seat is fixedly provided with a second push plate, the lower portion of the fixed top plate is fixedly provided with a winding drum, and the outer surface of the lower end of the winding drum is fixedly sleeved with a butt joint clamping cover.
As a further technical scheme, a sealing cover is fixedly arranged on the outer surface of the side edge of the butt joint clamping cover, the integral structure of the butt joint clamping cover is a cuboid hollow structure, two groups of arc-shaped clamping plates are fixedly arranged on the outer surface of the top end of the butt joint clamping cover, the outer surface of the side edge of each arc-shaped clamping plate is of an arc-shaped structure, butt joint grooves are formed in the inner sides of the arc-shaped clamping plates in a penetrating mode, the winding reel and the butt joint clamping cover are fixedly in butt joint through the arc-shaped clamping plates, an accommodating box is fixedly arranged inside the butt joint clamping cover, a push-pull clamping plate is movably arranged on the inner side of the butt joint clamping cover close to the lower portion of the accommodating box, a plurality of groups of rolling shafts are movably arranged on the inner side of the lower end of the butt joint clamping cover, and a plurality of guide grooves are formed in the inner surface of the side edge of the accommodating box.
As a further technical scheme of the invention, a splicing bottom plate is fixedly installed on the outer surface of the top end of the bobbin, two groups of fixing clamping seats are fixedly installed on the upper portion of the splicing bottom plate, a circular notch is formed in the inner side of the upper end of each fixing clamping seat, the fixing top plate and the bobbin are fixedly connected in a butt joint mode through the splicing bottom plate, a rope groove is formed in the inner side of the splicing bottom plate in a penetrating mode, and a cable is sleeved inside the bobbin.
As a further technical scheme of the present invention, transmission shafts are fixedly sleeved at middle positions of one ends of the first caster and the second caster, a second belt is disposed between the first caster and the second motor, the first caster and the second motor are in transmission connection through the second belt, a first belt is disposed between the second caster and the second motor, and the second caster and the second motor are in transmission connection through the first belt.
As a further technical scheme, the cross section of the positioning fixture is of an L-shaped structure, two groups of limiting chucks are fixedly mounted at the upper parts of the outer surfaces of the side edges of the positioning fixture, fastening discs are movably mounted below the side edges of the positioning fixture close to the limiting chucks, positioning clamping plates are arranged between the positioning fixture and the fastening discs, lifting pulleys are arranged at the lower parts of the butt joint clamping covers, and hooks are mounted at the lower ends of the lifting pulleys.
As a further technical scheme of the invention, a second supporting plate is fixedly arranged on the outer surface of one end of each of the first steel frame and the second steel frame, one end of each of the first steel frame and the second steel frame is fixedly connected through the second supporting plate, a first supporting plate is fixedly arranged on the outer surface of the other end of each of the first steel frame and the second steel frame, and the other end of each of the first steel frame and the second steel frame is fixedly connected through the first supporting plate.
According to the further technical scheme, a plurality of groups of rectangular notches are formed in the inner sides of the first steel frame and the second steel frame in a penetrating mode, protective net plates are fixedly installed on the outer surfaces of the side edges of the first steel frame and the second steel frame, the first steel frame, the second steel frame and the protective net plates are fixedly connected through bolts, and sliding rails are arranged on the inner sides of the first steel frame and the second steel frame.
As a further technical scheme of the invention, a climbing ladder frame is fixedly mounted on one side, close to the protective screen plate, of the outer surface of the second steel frame, a first motor is fixedly mounted on the outer surface of the top of the fixed top plate, and a sealing cover is fixedly mounted on one side, close to the first motor, of the top of the fixed top plate.
As a further technical scheme, the fixed guardrails are fixedly installed at the two sides of the upper end of the fixed top plate, and the fixed top plate and the fixed guardrails are fixed through welding.
A method for using a large-span building steel structure comprises the following specific using and operating steps:
step one, rotating a fastening disc on a positioning fixture to enable the fastening disc to loosen the positioning fixture and a movable clamping seat, pulling the positioning fixture downwards, adjusting the distances between fixed clamping wheels on the positioning fixture and a first caster wheel and a second caster wheel respectively, clamping the first caster wheel and the second caster wheel of the movable clamping seat on slide rails of a first steel frame and a second steel frame through the fixed clamping wheels, simultaneously rotating the fastening disc, and locking the positioning fixture by matching with a positioning clamping plate of the fastening disc;
step two, starting a second motor, enabling the second motor to be matched with the first belt and the second belt, driving the first caster wheel and the second caster wheel to rotate by utilizing transmission shafts of the first caster wheel and the second caster wheel, enabling the movable clamping seat to drive the lifting pulley to transversely move between the first steel frame and the second steel frame, and adjusting the lifting position of the lifting pulley;
and step three, starting the first motor, enabling the first motor to drive the bobbin to rotate, putting down the cable wound on the bobbin, enabling the lifting pulley on the lower portion of the bobbin to move downwards, and after the hook of the lifting pulley is fixedly butted, hoisting the object on the hook by utilizing the cable matched with the bobbin in a rotating mode.
The invention has the beneficial effects that:
1. by arranging the positioning fixture, when a user uses the large-span building steel structure to perform material transfer operation, the user can loosen the positioning fixture and the movable clamping seat by rotating the fastening disc on the positioning fixture, pull the positioning fixture downwards, adjust the distance between the fixed clamping wheel on the positioning fixture and the first caster wheel and the second caster wheel respectively, and adjust the position of the positioning fixture, so that the fixed clamping wheel on the positioning fixture can be clamped on the slide rails of different types, thereby the movable clamping seat can be arranged on the slide rails of different types to perform the moving operation, the flexibility of the movable clamping seat in use is improved, the first caster wheel and the second caster wheel of the movable clamping seat are clamped on the slide rails of the first steel frame and the second steel frame by the fixed clamping wheel, the fastening disc is rotated simultaneously, the positioning fixture is locked by matching with the positioning clamping plate of the fastening disc, and the fixed clamping wheel is matched with the first caster wheel and the second caster wheel, will remove the cassette card between first steelframe and second steelframe, can effectively avoid removing the cassette and appear the obscission, the security when promoting its use through the setting of location fixture for this large-span building steel structure has supplementary fixed knot structure, makes its use safer.
2. By arranging the butt joint clamping cover, when a user carries out lifting transfer operation by utilizing the large-span building steel structure, the user can start the first motor, the first motor drives the bobbin to rotate, the cable wound on the bobbin is put down, the lifting pulley at the lower part of the bobbin moves downwards, after the hook of the lifting pulley is butted and fixed, the object on the hook is lifted by utilizing the rotating matching cable of the bobbin, the user injects oil into the accommodating box in the butt joint clamping cover and simultaneously pushes the push-pull clamping plate at the lower part of the accommodating box, so that one end of the push-pull clamping plate is in contact with the surface of the cable, the oil in the accommodating box falls onto the push-pull clamping plate through the diversion grooves, when the cable drives the lifting pulley to move up and down, the oil in the accommodating box is smeared on the surface of the cable by utilizing the contact between the push-pull clamping plate and the cable, and the maintenance operation can be carried out on the surface of the cable when the lifting operation is carried out, avoid it to appear the corrosion phenomenon, utilize the roller bearing of butt joint card cover simultaneously, can reduce the frictional force between hawser and the butt joint card cover when the hawser reciprocates for this large-span building steel construction has supplementary elevation structure, promotes its stability.
3. Through setting up the concatenation bottom plate, when the user need carry out dismouting maintenance operation to this large-span building steel structure, the bolt of fixed cassette on the concatenation bottom plate can be got rid of to the user, take off the fixed cassette of concatenation bottom plate from fixed roof, accomplish the separation operation between concatenation bottom plate and the fixed roof, thereby convenient to use person maintains bobbin and the butt joint card cover under the concatenation bottom plate, utilize the use of the fixed cassette of concatenation bottom plate cooperation, make this large-span building steel structure can advance the solid operation of combination, reduce its maintenance degree of difficulty.
4. By arranging the first push plate and the second push plate, when a user utilizes the large-span building steel structure to carry out material transfer operation, the user can start the second motor, so that the second motor is matched with the first belt and the second belt, and the first caster and the second caster are driven to rotate by utilizing the transmission shafts of the first caster and the second caster, so that the movable clamping seat drives the lifting pulley to transversely move between the first steel frame and the second steel frame, a double-belt transmission structure formed by the first belt and the second belt is utilized, when a single belt has a fracture phenomenon, the movable clamping seat can still carry out transverse movement operation, the stability of the large-span building steel structure is improved when the large-span building steel structure is used, meanwhile, by utilizing the arrangement of the first push plate and the second push plate, when the movable clamping seat transversely moves, the auxiliary cleaning operation can be carried out on the surface of a sliding rail of the movable clamping seat, and the clamping phenomenon of the movable clamping seat during transverse movement is avoided, the stability of the utility model is improved, and the use is convenient.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of a large-span building steel structure according to the present invention.
Fig. 2 is an overall structure view of the movable clamping seat for the large-span building steel structure of the invention.
Fig. 3 is an internal structure view of the movable clamping seat for the large-span building steel structure of the invention.
Fig. 4 is an overall structure view of the large-span building steel structure positioning fixture of the present invention.
Fig. 5 is an overall structural view of the large-span building steel structure splicing bottom plate of the invention.
Fig. 6 is an internal structure view of a butt joint clamping cover for a large-span building steel structure according to the present invention.
In the figure: 1. climbing a ladder frame; 2. a first supporting plate; 3. fixing the guard bar; 4. moving the card holder; 5. a first steel frame; 6. a rectangular notch; 7. a second supporting plate; 8. a push-pull clamping plate; 9. a protective mesh plate; 10. a second steel frame; 11. a lifting pulley; 12. positioning a fixture; 13. fixing a top plate; 14. a sealing cover; 15. a first motor; 16. a circular notch; 17. a bobbin; 18. butting the clamping covers; 19. a first belt; 20. a second belt; 21. a drive shaft; 22. a first push plate; 23. a first caster; 24. a second motor; 25. a second caster; 26. a second push plate; 27. fixing the clamping wheel; 28. positioning a clamping plate; 29. fastening a disc; 30. a limiting chuck; 31. splicing the bottom plates; 32. fixing the card holder; 33. a sealing cover; 34. a roller; 35. an arc-shaped clamping plate; 36. accommodating the box; 37. a diversion trench; 38. and (4) hanging hooks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-6, a large-span building steel structure comprises a first steel frame 5, a second steel frame 10 and a fixed top plate 13, wherein the first steel frame 5 is fixedly installed at one side of the second steel frame 10, the fixed top plate 13 is movably installed at the upper parts of the first steel frame 5 and the second steel frame 10, both sides of the outer surface of the lower end of the fixed top plate 13 are fixedly provided with a movable clamping seat 4, the first steel frame 5, the second steel frame 10 and the fixed top plate 13 are movably connected through the movable clamping seat 4, a second motor 24 is fixedly installed at the middle position inside the movable clamping seat 4, a first caster 23 is movably installed at one side of the inside of the movable clamping seat 4 close to the second motor 24, a second caster 25 is movably installed at the other side of the inside of the movable clamping seat 4 close to the second motor 24, and a positioning clamp 12 is movably installed at the lower part of the inside the movable clamping seat 4 close to the first caster 23 and the second caster 25, the inner side of the upper end of the positioning fixture 12 is movably provided with a fixed clamping wheel 27, the outer surface of one end of the movable clamping seat 4 is fixedly provided with a first push plate 22, the outer surface of the other end of the movable clamping seat 4 is fixedly provided with a second push plate 26, the lower part of the fixed top plate 13 is fixedly provided with a winding drum 17, and the outer surface of the lower end of the winding drum 17 is fixedly sleeved with a butt-joint clamping cover 18.
Fixed surface installs sealed lid 33 to the side of butt joint card cover 18, and the overall structure of butt joint card cover 18 is cuboid hollow structure, the top fixed surface of butt joint card cover 18 installs two sets of arc cardboard 35, arc cardboard 35 plays the fixed action to the installation of butt joint card cover 18, and the side surface of arc cardboard 35 is the arc structure, the inboard of arc cardboard 35 has been run through and has been seted up the butt joint groove, it is fixed to dock through arc cardboard 35 between bobbin 17 and the butt joint card cover 18, the inside fixed mounting of butt joint card cover 18 has holds box 36, and the inboard lower part movable mounting who holds box 36 that is close to of butt joint card cover 18 has cardboard push-and-pull 8, the inboard movable mounting of lower extreme that docks card cover 18 has a plurality of groups roller bearing 34, hold the side internal surface of box 36 and seted up a plurality of groups guiding gutter 37.
The top surface fixed mounting of bobbin 17 has concatenation bottom plate 31, and the upper portion fixed mounting of concatenation bottom plate 31 has two sets of fixed cassettes 32, and circular notch 16 has been seted up to the upper end inboard of fixed cassette 32, and it is fixed to dock through concatenation bottom plate 31 between fixed roof 13 and the bobbin 17, and the inboard of concatenation bottom plate 31 runs through and has seted up the grooving, and the hawser has been cup jointed to the inside of bobbin 17.
The transmission shaft 21 is fixedly sleeved at the middle position of one end of each of the first caster wheel 23 and the second caster wheel 25, the second belt 20 is arranged between the first caster wheel 23 and the second motor 24, the first caster wheel 23 and the second motor 24 are in transmission connection through the second belt 20, the first belt 19 is arranged between the second caster wheel 25 and the second motor 24, the second caster wheel 25 and the second motor 24 are in transmission connection through the first belt 19, and the first caster wheel 23 and the second caster wheel 25 can drive the movable clamping seat 4 to move.
The cross section of the positioning fixture 12 is of an L-shaped structure, two groups of limiting chucks 30 are fixedly mounted at the upper portion of the outer surface of the side edge of the positioning fixture 12, a fastening disc 29 is movably mounted below the side edge of the positioning fixture 12 close to the limiting chucks 30, a positioning clamping plate 28 is arranged between the positioning fixture 12 and the fastening disc 29, a lifting pulley 11 is arranged at the lower portion of the butt-joint clamping cover 18, and a hook 38 is mounted at the lower end of the lifting pulley 11.
The equal fixed mounting in one end surface of first steelframe 5 and second steelframe 10 has second fagging 7, and the one end of first steelframe 5 and second steelframe 10 passes through 7 fixed connection in second fagging, the equal fixed mounting in other end surface of first steelframe 5 and second steelframe 10 has first fagging 2, and the other end of first steelframe 5 and second steelframe 10 passes through 2 fixed connection in first fagging, utilize first fagging 2 and second fagging 7 to play the fixed action to the installation of first steelframe 5 and second steelframe 10.
The inboard of first steelframe 5 and second steelframe 10 all runs through and has seted up a plurality of groups rectangle notch 6, utilize rectangle notch 6 can reduce the windage of first steelframe 5 and second steelframe 10, avoid first steelframe 5 and second steelframe 10 the phenomenon of rocking to appear, promote the stability of first steelframe 5 and second steelframe 10, and the equal fixed mounting of side surface of first steelframe 5 and second steelframe 10 has protection otter board 9, utilize protection otter board 9 to play the guard action to the surface of first steelframe 5 and second steelframe 10, first steelframe 5, all through bolt fixed connection between second steelframe 10 and the protection otter board 9, the inboard of first steelframe 5 and second steelframe 10 all is equipped with the slide rail.
The climbing ladder frame 1 is fixedly mounted on one side, close to the protection net plate 9, of the outer surface of the second steel frame 10, the first motor 15 is fixedly mounted on the outer surface of the top of the fixed top plate 13, and the sealing cover 14 is fixedly mounted on one side, close to the first motor 15, of the top of the fixed top plate 13.
The fixed guardrails 3 are fixedly mounted on two sides of the upper end of the fixed top plate 13, and the fixed top plate 13 and the fixed guardrails 3 are fixed through welding.
A method for using a large-span building steel structure comprises the following specific using and operating steps:
step one, rotating a fastening disc 29 on a positioning fixture 12 to enable the fastening disc 29 to loosen the positioning fixture 12 and a movable clamping seat 4, pulling the positioning fixture 12 downwards, adjusting fixed clamping wheels 27 on the positioning fixture 12 and the distance between each of first caster wheels 23 and second caster wheels 25, respectively, clamping the first caster wheels 23 and the second caster wheels 25 of the movable clamping seats 4 on slide rails of a first steel frame 5 and a second steel frame 10 through the fixed clamping wheels 27, simultaneously rotating the fastening disc 29, and locking the positioning fixture 12 by matching with a positioning clamping plate 28 of the fastening disc 29;
step two, starting a second motor 24, enabling the second motor 24 to be matched with a first belt 19 and a second belt 20, and driving a first caster 23 and a second caster 25 to rotate by utilizing a transmission shaft 21 of the first caster 23 and a transmission shaft 21 of the second caster 25, so that the movable clamping seat 4 drives a lifting pulley 11 to transversely move between the first steel frame 5 and the second steel frame 10, and adjusting the lifting position of the lifting pulley 11;
and step three, starting the first motor 15, enabling the first motor 15 to drive the bobbin 17 to rotate, putting down the cable wound on the bobbin 17, enabling the lifting pulley 11 at the lower part of the bobbin 17 to move downwards, abutting and fixing the hook 38 of the lifting pulley 11, and lifting the object on the hook 38 by utilizing the rotation of the bobbin 17 to be matched with the cable.
The invention aims to provide a large-span building steel structure, when in use, by arranging a positioning fixture 12, when a user uses the large-span building steel structure to perform material transfer operation, the user can rotate a fastening disc 29 on the positioning fixture 12 to enable the fastening disc 29 to loosen the positioning fixture 12 and a movable clamping seat 4, pull the positioning fixture 12 downwards to adjust the distances between fixed clamping wheels 27 on the positioning fixture 12 and first and second caster wheels 23 and 25 respectively, and adjust the position of the positioning fixture 12 to enable the fixed clamping wheels 27 on the positioning fixture 12 to be clamped on different types of slide rails, so that the movable clamping seat 4 can be arranged on different types of slide rails to perform movement operation, thereby improving the flexibility of the movable clamping seat 4 in use, and clamping the first and second caster wheels 23 and 25 of the movable clamping seat 4 on the slide rails of the first and second steel frames 5 and 10 through the fixed clamping wheels 27, meanwhile, the fastening disc 29 is rotated, the positioning clamping plate 28 matched with the fastening disc 29 locks the positioning clamping device 12, the fixing clamping wheel 27 is matched with the first caster wheel 23 and the second caster wheel 25, the movable clamping seat 4 is clamped between the first steel frame 5 and the second steel frame 10, the phenomenon that the movable clamping seat 4 falls off can be effectively avoided, the safety of the large-span building steel structure in use is improved, and the large-span building steel structure is provided with an auxiliary fixing structure through the positioning clamping device 12, so that the large-span building steel structure is safer to use;
by arranging the butt joint clamping cover 18, when a user uses the large-span building steel structure to carry out lifting transfer operation, the user can start the first motor 15, the first motor 15 drives the bobbin 17 to rotate, a cable wound on the bobbin 17 is laid down, the lifting pulley 11 at the lower part of the bobbin 17 moves downwards, after the hook 38 of the lifting pulley 11 is butted and fixed, an object on the hook 38 is lifted by using the rotating matching cable of the bobbin 17, the user injects oil into the accommodating box 36 in the butt joint clamping cover 18 and pushes the push-pull clamping plate 8 at the lower part of the accommodating box 36 at the same time, one end of the push-pull clamping plate 8 is in contact with the surface of the cable, the oil in the accommodating box 36 falls onto the push-pull clamping plate 8 through the diversion groove 37, when the cable drives the lifting pulley 11 to move upwards and downwards, the contact between the push-pull clamping plate 8 and the cable is utilized to paint the oil in the accommodating box 36 on the surface of the cable, the maintenance operation can be carried out on the surface of the large-span building steel structure while the large-span building steel structure is lifted, so that the corrosion phenomenon is avoided, and meanwhile, the friction force between the cable and the butt joint clamping cover 18 can be reduced by using the rolling shaft 34 of the butt joint clamping cover 18 when the cable moves up and down, so that the large-span building steel structure has an auxiliary lifting structure, and the stability of the large-span building steel structure is improved;
by arranging the splicing bottom plate 31, when a user needs to perform dismounting maintenance operation on the large-span building steel structure, the user can remove the bolts of the fixing clamping seats 32 on the splicing bottom plate 31, the fixing clamping seats 32 of the splicing bottom plate 31 are taken down from the fixing top plate 13, and the separation operation between the splicing bottom plate 31 and the fixing top plate 13 is completed, so that the user can conveniently maintain the winding reel 17 and the butt-joint clamping cover 18 under the splicing bottom plate 31, and the splicing bottom plate 31 is matched with the fixing clamping seats 32 for use, so that the large-span building steel structure can be subjected to combined fixing operation, and the maintenance difficulty is reduced;
by arranging the first push plate 22 and the second push plate 26, when a user uses the large-span building steel structure to perform a material transfer operation, the user can start the second motor 24, so that the second motor 24 is matched with the first belt 19 and the second belt 20, and the first caster 23 and the second caster 25 are driven to rotate by using the transmission shaft 21 of the first caster 23 and the second caster 25, so that the mobile clamping seat 4 drives the lifting pulley 11 to transversely move between the first steel frame 5 and the second steel frame 10, when a single belt is broken, the mobile clamping seat 4 can still perform a transverse movement operation to improve the stability of the large-span building steel structure during use, and simultaneously, by using the arrangement of the first push plate 22 and the second push plate 26, when the mobile clamping seat 4 transversely moves, the sliding rail surface of the mobile clamping seat can be subjected to an auxiliary cleaning operation, the phenomenon of clamping of the movable clamping seat 4 during transverse movement is avoided, the stability of the movable clamping seat is improved, and the use is convenient.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. Preferred embodiments are not exhaustive of all the details of the embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. A large-span building steel structure is characterized by comprising a first steel frame (5), a second steel frame (10) and a fixed top plate (13), wherein the first steel frame (5) is fixedly arranged on one side of the second steel frame (10), the fixed top plate (13) is movably arranged on the upper portions of the first steel frame (5) and the second steel frame (10), two sides of the outer surface of the lower end of the fixed top plate (13) are fixedly provided with a movable clamping seat (4), the first steel frame (5), the second steel frame (10) and the fixed top plate (13) are movably connected through the movable clamping seat (4), the middle position in the movable clamping seat (4) is fixedly provided with a second motor (24), a first caster (23) is movably arranged on one side, close to the second motor (24), of the inner part of the movable clamping seat (4), and a second caster (25) is movably arranged on the other side, close to the second motor (24), of the inner part of the movable clamping seat (4), a positioning clamp (12) is movably mounted inside the movable clamping seat (4) and close to the lower portions of the first caster (23) and the second caster (25), a fixed clamp wheel (27) is movably mounted on the inner side of the upper end of the positioning clamp (12), a first push plate (22) is fixedly mounted on the outer surface of one end of the movable clamping seat (4), a second push plate (26) is fixedly mounted on the outer surface of the other end of the movable clamping seat (4), a bobbin (17) is fixedly mounted on the lower portion of the fixed top plate (13), and a butt joint clamping cover (18) is fixedly sleeved on the outer surface of the lower end of the bobbin (17);
a sealing cover (33) is fixedly arranged on the outer surface of the side edge of the butt joint clamping cover (18), the integral structure of the butt joint clamping cover (18) is a cuboid hollow structure, two groups of arc clamping plates (35) are fixedly arranged on the outer surface of the top end of the butt joint clamping cover (18), the outer surface of the side edge of the arc-shaped clamping plate (35) is of an arc-shaped structure, the inner side of the arc-shaped clamping plate (35) is provided with a butt joint groove in a penetrating way, the bobbin (17) and the butt joint clamping cover (18) are fixed in a butt joint mode through an arc clamping plate (35), an accommodating box (36) is fixedly arranged in the butt joint clamping cover (18), and a push-pull clamping plate (8) is movably arranged at the inner side of the butt joint clamping cover (18) close to the lower part of the accommodating box (36), a plurality of groups of rolling shafts (34) are movably arranged on the inner side of the lower end of the butt joint clamping cover (18), and a plurality of groups of flow guide grooves (37) are formed in the inner surface of the side edge of the accommodating box (36);
the outer surface of the top end of the bobbin (17) is fixedly provided with a splicing bottom plate (31), the upper part of the splicing bottom plate (31) is fixedly provided with two groups of fixing clamping seats (32), the inner side of the upper end of each fixing clamping seat (32) is provided with a circular notch (16), the fixing top plate (13) and the bobbin (17) are fixedly butted through the splicing bottom plate (31), the inner side of the splicing bottom plate (31) is provided with a rope groove in a penetrating manner, and a cable is sleeved inside the bobbin (17);
the middle positions of one ends of the first caster wheel (23) and the second caster wheel (25) are fixedly sleeved with transmission shafts (21), a second belt (20) is arranged between the first caster wheel (23) and the second motor (24), the first caster wheel (23) is in transmission connection with the second motor (24) through the second belt (20), a first belt (19) is arranged between the second caster wheel (25) and the second motor (24), and the second caster wheel (25) is in transmission connection with the second motor (24) through the first belt (19);
the cross section of the positioning fixture (12) is of an L-shaped structure, two groups of limiting chucks (30) are fixedly mounted at the upper parts of the outer surfaces of the side edges of the positioning fixture (12), fastening discs (29) are movably mounted below the side edges of the positioning fixture (12) close to the limiting chucks (30), positioning clamping plates (28) are arranged between the positioning fixture (12) and the fastening discs (29), lifting pulleys (11) are arranged at the lower parts of the butt-joint clamping covers (18), and hooks (38) are mounted at the lower ends of the lifting pulleys (11);
the outer surfaces of one ends of the first steel frame (5) and the second steel frame (10) are fixedly provided with second supporting plates (7), one ends of the first steel frame (5) and the second steel frame (10) are fixedly connected through the second supporting plates (7), the outer surfaces of the other ends of the first steel frame (5) and the second steel frame (10) are fixedly provided with first supporting plates (2), and the other ends of the first steel frame (5) and the second steel frame (10) are fixedly connected through the first supporting plates (2);
the inner sides of the first steel frame (5) and the second steel frame (10) are respectively provided with a plurality of groups of rectangular notches (6) in a penetrating manner, the outer surfaces of the side edges of the first steel frame (5) and the second steel frame (10) are respectively fixedly provided with a protection screen plate (9), the first steel frame (5), the second steel frame (10) and the protection screen plate (9) are respectively fixedly connected through bolts, and the inner sides of the first steel frame (5) and the second steel frame (10) are respectively provided with a sliding rail;
a climbing ladder frame (1) is fixedly mounted on one side, close to the protective screen plate (9), of the outer surface of the second steel frame (10), a first motor (15) is fixedly mounted on the outer surface of the top of the fixed top plate (13), and a sealing cover (14) is fixedly mounted on one side, close to the first motor (15), of the top of the fixed top plate (13);
the two sides of the upper end of the fixed top plate (13) are fixedly provided with the fixed guardrails (3), and the fixed top plate (13) and the fixed guardrails (3) are fixed by welding;
the specific using and operating steps of the using method of the large-span building steel structure are as follows:
step one, rotating a fastening disc (29) on a positioning clamp (12) to enable the fastening disc (29) to loosen the positioning clamp (12) and a movable clamp seat (4), pulling the positioning clamp (12) downwards, adjusting the distance between a fixed clamp wheel (27) on the positioning clamp (12) and a first caster (23) and a second caster (25), respectively, clamping the first caster (23) and the second caster (25) of the movable clamp seat (4) on slide rails of a first steel frame (5) and a second steel frame (10) through the fixed clamp wheel (27), simultaneously rotating the fastening disc (29), and locking the positioning clamp (12) by matching with a positioning clamp plate (28) of the fastening disc (29);
step two, starting a second motor (24), enabling the second motor (24) to be matched with a first belt (19) and a second belt (20), and driving the first caster (23) and the second caster (25) to rotate by utilizing a transmission shaft (21) of the first caster (23) and the second caster (25), so that the movable clamping seat (4) drives the lifting pulley (11) to transversely move between the first steel frame (5) and the second steel frame (10), and adjusting the lifting position of the lifting pulley (11);
step three, starting the first motor (15), enabling the first motor (15) to drive the bobbin (17) to rotate, putting down the cable wound on the bobbin (17), enabling the lifting pulley (11) at the lower part of the bobbin (17) to move downwards, butting and fixing the hook (38) of the lifting pulley (11), and then lifting the object on the hook (38) by utilizing the rotation of the bobbin (17) to match the cable;
by arranging the positioning fixture, when a user uses the large-span building steel structure to perform material transfer operation, the user can loosen the positioning fixture and the movable clamping seat by rotating the fastening disc on the positioning fixture, pull the positioning fixture downwards, adjust the distance between the fixed clamping wheel on the positioning fixture and the first caster wheel and the second caster wheel respectively, and adjust the position of the positioning fixture, so that the fixed clamping wheel on the positioning fixture can be clamped on the slide rails of different types, thereby the movable clamping seat can be arranged on the slide rails of different types to perform the moving operation, the flexibility of the movable clamping seat in use is improved, the first caster wheel and the second caster wheel of the movable clamping seat are clamped on the slide rails of the first steel frame and the second steel frame by the fixed clamping wheel, the fastening disc is rotated simultaneously, the positioning fixture is locked by matching with the positioning clamping plate of the fastening disc, and the fixed clamping wheel is matched with the first caster wheel and the second caster wheel, the movable clamping seat is clamped between the first steel frame and the second steel frame, so that the phenomenon that the movable clamping seat falls off can be effectively avoided, the safety of the large-span building steel structure in use is improved, and the large-span building steel structure is provided with an auxiliary fixing structure through the arrangement of the positioning clamping seat, so that the large-span building steel structure is safer to use;
by arranging the butt joint clamping cover, when a user carries out lifting transfer operation by utilizing the large-span building steel structure, the user can start the first motor, the first motor drives the bobbin to rotate, the cable wound on the bobbin is put down, the lifting pulley at the lower part of the bobbin moves downwards, after the hook of the lifting pulley is butted and fixed, the object on the hook is lifted by utilizing the rotating matching cable of the bobbin, the user injects oil into the accommodating box in the butt joint clamping cover and simultaneously pushes the push-pull clamping plate at the lower part of the accommodating box, so that one end of the push-pull clamping plate is in contact with the surface of the cable, the oil in the accommodating box falls onto the push-pull clamping plate through the diversion grooves, when the cable drives the lifting pulley to move up and down, the oil in the accommodating box is smeared on the surface of the cable by utilizing the contact between the push-pull clamping plate and the cable, and the maintenance operation can be carried out on the surface of the cable when the lifting operation is carried out, the corrosion phenomenon is avoided, and meanwhile, the friction force between the cable and the butt joint clamping cover can be reduced by using the rolling shaft of the butt joint clamping cover when the cable moves up and down, so that the large-span building steel structure has an auxiliary lifting structure, and the stability of the large-span building steel structure is improved;
by arranging the splicing bottom plate, when a user needs to carry out dismounting maintenance operation on the large-span building steel structure, the user can remove bolts of the fixed clamping seats on the splicing bottom plate, the fixed clamping seats of the splicing bottom plate are taken down from the fixed top plate, and separation operation between the splicing bottom plate and the fixed top plate is completed, so that the user can conveniently maintain a winding reel and a butt joint clamping cover under the splicing bottom plate;
by arranging the first push plate and the second push plate, when a user utilizes the large-span building steel structure to carry out material transfer operation, the user can start the second motor, so that the second motor is matched with the first belt and the second belt, and the first caster and the second caster are driven to rotate by utilizing the transmission shafts of the first caster and the second caster, so that the movable clamping seat drives the lifting pulley to transversely move between the first steel frame and the second steel frame, a double-belt transmission structure formed by the first belt and the second belt is utilized, when a single belt has a fracture phenomenon, the movable clamping seat can still carry out transverse movement operation, the stability of the large-span building steel structure is improved when the large-span building steel structure is used, meanwhile, by utilizing the arrangement of the first push plate and the second push plate, when the movable clamping seat transversely moves, the auxiliary cleaning operation can be carried out on the surface of a sliding rail of the movable clamping seat, and the clamping phenomenon of the movable clamping seat during transverse movement is avoided, the stability of the utility model is improved, and the use is convenient.
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| CN202010756292.7A CN111852046B (en) | 2020-07-31 | 2020-07-31 | Large-span building steel structure and application method thereof |
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