CN113898163B - Sliding frame for assembled steel structure building construction - Google Patents

Sliding frame for assembled steel structure building construction Download PDF

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Publication number
CN113898163B
CN113898163B CN202111431375.XA CN202111431375A CN113898163B CN 113898163 B CN113898163 B CN 113898163B CN 202111431375 A CN202111431375 A CN 202111431375A CN 113898163 B CN113898163 B CN 113898163B
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CN
China
Prior art keywords
sliding
fixedly connected
plate
sides
driving box
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Active
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CN202111431375.XA
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Chinese (zh)
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CN113898163A (en
Inventor
杨毛毛
周晓丽
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China 22MCC Group Corp Ltd
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China 22MCC Group Corp Ltd
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Priority to CN202111431375.XA priority Critical patent/CN113898163B/en
Publication of CN113898163A publication Critical patent/CN113898163A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00Scaffolds primarily resting on the ground
    • E04G1/18Scaffolds primarily resting on the ground adjustable in height
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • E04G2005/008Hoisting devices specially adapted as part of a scaffold system

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  • Engineering & Computer Science (AREA)
  • 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 sliding frame for assembled steel structure building construction, belonging to the technical field of building construction. The sliding frame for the assembled steel structure building construction comprises a bottom plate, struts which are arranged on two sides of the top of the bottom plate and fixedly connected through fixing plates, platform plates which are arranged between the struts on two sides and respectively penetrate through the inner parts of the struts on two sides, lifting mechanisms which are arranged in the struts on two sides and drive the platform plates to lift, limiting and fixing mechanisms which are arranged in the struts, and sliding mechanisms which are arranged on the platform plates. This a glide frame for assembled steel construction building construction has increased practicality and the security of equipment, and is functional strong, is satisfied in the demand of current building construction, provides more perfect convenient operation for constructor.

Description

Sliding frame for assembled steel structure building construction
Technical Field
The invention relates to the technical field of building construction, in particular to a sliding frame for assembled steel structure building construction.
Background
With the development of the present society, people's living standard is improved, the country is greatly developing the building industry, and in the building construction field, the steel structure building of china is rapidly developed, the form is various, the technical level is continuously improved, but steel structure building construction is generally carried out at high altitude, its process operation is difficult, so need to be equipped with the slip frame for the staff and facilitate the construction, current slip frame is too single in function, can't provide more perfect and convenient operation for the staff, so need to design a novel slip frame for adapting to the building construction of more rapid development at present.
Disclosure of Invention
The invention aims to provide a sliding frame for assembled steel structure building construction, which solves the technical problems that the existing sliding frame has single function and can not provide more perfect and convenient operation for constructors, and has high practicability and safety performance.
The invention solves the problems, and adopts the following technical scheme:
The utility model provides a slide frame for assembled steel construction building construction, includes the bottom plate, sets up in the both sides at bottom plate top and through fixed plate fixed connection's pillar, sets up between the pillar of both sides and runs through the inside landing board of both sides pillar respectively, sets up in the pillar of both sides and drives the elevating system that the landing board goes up and down, sets up spacing fixed establishment and the slide mechanism of setting on the landing board in the pillar.
Compared with the prior art, the invention adopting the technical scheme has the outstanding characteristics that:
The invention provides a sliding frame for building construction of an assembled steel structure, which is characterized in that a platform plate is arranged between two support posts, the platform plate can be driven to ascend and descend by a lifting mechanism, and workers can conveniently climb a construction table by lowering the height of the platform without climbing, so that the danger in the climbing process is effectively reduced, and the practicability and safety of equipment are improved; the limiting and fixing mechanism can limit and fix the equipment when the equipment moves at any time, so that the safety and stability of personnel during working are greatly improved, and the requirements of current building construction are met; the sliding frame is enabled to move left and right through the sliding mechanism, fine adjustment can be performed if the situation that the position needs to be slightly adjusted is encountered in the working process, and more perfect and convenient operation is provided for constructors.
Preferably, the invention further adopts the technical scheme that:
The lifting mechanism comprises a first sliding port and a second sliding port which are respectively arranged in the struts on two sides, a first driving box which is arranged on the inner side of the second sliding port, a first motor which is arranged in the first driving box and fixedly connected with the first driving box, a socket which is arranged in the platform plate and is communicated with the first driving box, a first rotating rod which is arranged at the output end of the first motor, a first chute plate which is arranged in the strut on the left side, a first sliding block which is arranged on the first chute plate in a sliding way, a first meshing plate which is arranged in the strut on the left side, a gear cylinder which is arranged at the free end of the first rotating rod and is meshed and connected with the first meshing plate, and a first rotating rod which sequentially penetrates through the first driving box and the socket and extends into the strut on the left side.
The limiting and fixing mechanism comprises second sliding groove plates fixedly connected to the top and the bottom of the inner cavity of the support column, second sliding blocks slidably arranged in the second sliding groove plates, second meshing plates fixedly connected between the two second sliding blocks and meshed with the gear cylinder, and electric telescopic rods fixedly connected below the inner cavity of the support column; the front end of the electric telescopic rod is fixedly connected to one side of the second engagement plate.
The sliding mechanism comprises a sliding frame which is sleeved on the surface of the platform plate in a sliding way, a sliding groove which is arranged on the platform plate, hanging rings which are fixedly connected to two sides of the inner cavity of the sliding groove, a second driving box which is fixedly connected with the surface of the sliding frame, a second motor which is fixedly connected to the inner cavity of the second driving box, and a second rotating rod which is arranged at the output end of the second motor; the winding drum is positioned at the inner side of the sliding groove and fixedly connected to the surface of the second rotating rod, the inhaul cable is arranged on the surface of the winding drum for winding, the electric telescopic column is fixedly connected to the inner cavity of the sliding frame, the wheel frames are fixedly connected to the two ends of the electric telescopic column, the rubber wheels are arranged in the wheel frames and are rotationally connected through bearing pieces, and the fine adjustment mechanism is arranged on the sliding frame.
The second rotating rod sequentially penetrates through the second driving box and the sliding frame and extends to the inner side of the sliding groove, two ends of the inhaul cable are fixedly connected with the winding drum respectively, and the rubber wheel is in contact with the inner side of the sliding groove.
The fine adjustment mechanism comprises a bearing plate fixedly connected to the top of the sliding frame, a through groove arranged at the top of the bearing plate, sliding ways arranged at two sides of an inner cavity of the through groove, sliding seats slidably arranged in the sliding ways, a sliding plate fixedly connected between the two sliding seats, rolling balls rollingly arranged at the bottom of the sliding plate and a stabilizing unit arranged on the sliding plate; both ends of the slideway are closed, and the ball is contacted with the bottom of the through groove.
The stabilizing unit comprises a construction table fixedly connected to the top of the sliding plate, a linkage seat fixedly connected to the left side of the construction table, a limiting rod slidably inserted into the opening end of the top of the linkage seat, a plurality of limiting grooves formed in one side of the construction table and matched with the limiting rod for use, a spring located in the inner cavity of the linkage seat and sleeved on the limiting rod, handrails fixedly connected to two sides of the top of the bearing plate and a handle fixedly connected to the top end of the limiting rod.
Drawings
FIG. 1 is a schematic structural view of a skid of the present invention for use in fabricated steel structure building construction;
FIG. 2 is a schematic view of the elevating mechanism of the present invention;
FIG. 3 is a block diagram of a fine tuning mechanism according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of a limiting and fixing mechanism according to the present invention;
FIG. 6 is a schematic diagram of a sliding mechanism according to the present invention.
In the figure: 1. a bottom plate; 2. a platform plate; 3. a support post; 4. a first sliding port; 5. a second sliding port; 6. a first drive box; 7. a first motor; 8. a socket; 9. a first rotating lever; 10. a gear cylinder; 11. a first runner plate; 12. a first slider; 13. a second runner plate; 14. a second slider; 15. a second engagement plate; 16. an electric telescopic rod; 17. a sliding frame; 18. a sliding groove; 19. hanging rings; 20. a second drive box; 21. a second motor; 22. a second rotating lever; 23. winding up a winding drum; 24. a guy cable; 25. an electric telescopic column; 26. a wheel frame; 27. a rubber wheel; 28. a bearing plate; 29. a through groove; 30. a slideway; 31. a slide; 32. a sliding plate; 33. a ball; 34. a construction station; 35. an armrest; 36. a linkage seat; 37. a limit rod; 38. a spring; 39. a limit groove; 40. a grip; 41. a first engagement plate.
Detailed Description
The invention is further described below in connection with the following examples which are provided for the purpose of better understanding of the present invention and are, therefore, not to be construed as limiting the scope of the invention.
The utility model provides a slide frame for assembled steel construction building construction specifically is as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, includes bottom plate 1, and the both sides at bottom plate 1 top all are through fixed plate fixedly connected with pillar 3, set up between pillar 3 of both sides and run through the inside platform board 2 of pillar of both sides respectively, set up the elevating system in pillar 3 of both sides, set up spacing fixed establishment in pillar 3 and set up the slide mechanism on platform board 2.
Wherein: the two side struts 3 on the top of the base plate 1 comprise a left side strut on the left side of the base plate 1 and a right side strut on the right side of the base plate 1; the left end of the platform plate 2 penetrates one side of the left side pillar and extends into the inside of the left side pillar, and the right end of the platform plate 2 penetrates one side of the right side pillar and extends into the inside of the right side pillar. The lifting mechanism is arranged in the struts 3 at two sides and can drive the platform plate 2 to lift and descend.
The lifting mechanism comprises a right side of a left side support column, a first sliding port 4 matched with the platform plate 2 for use, a second sliding port 5 arranged on the right side of the right side support column, a first driving box 6 arranged on the inner side of the second sliding port 5 in a sliding mode, a first motor 7 arranged in the first driving box 6 and fixedly connected with the first driving box 6, a socket 8 arranged in the platform plate 2 and communicated with the socket, a first rotating rod 9 arranged at the output end of the first motor 7, a first sliding groove plate 11 arranged in the left side support column, a first sliding block 12 arranged on the first sliding groove plate 11 in a sliding mode, a first engaging plate 41 arranged in the left side support column, and a gear cylinder 10 arranged at the free end of the first rotating rod 9 and engaged with the first engaging plate 41.
Wherein: the socket 8 runs through to the left end from the right-hand member of platform board 2, first motor 7 is servo motor, the one end of first dwang 9 runs through first drive box 6 and socket 8 in proper order and extends to the left end of platform board 2, first dwang 9 runs through first drive box 6 and socket 8 in proper order and extends to in the left pillar, first slider 12 passes through bearing piece rotation with first dwang 9 and is connected, one side of first slider 12 passes through bearing piece rotation with the one end of first dwang 9 and is connected, first dwang 9 surface both sides just are located the inside of pillar 3 all fixedly connected with the gear section of thick bamboo 10 that meshes with first engagement plate 41. The elevating system is through installing platform board 2 between two pillars, then use first motor 7 to drive first dwang 9 and rotate, under the meshing effect of gear section of thick bamboo 10 and first meshing board 41, can drive platform board 2 and rise and descend, can be through reducing the height of platform to make things convenient for the staff to climb the construction table, need not climb high climbing, reduced climbing process's danger effectively, increased the practicality and the security of equipment.
The limiting and fixing mechanism comprises a second sliding groove plate 13 fixedly connected to the top and the bottom of the inner cavity of the support column 3, a second sliding block 14 slidably installed in the second sliding groove plate 13, a second engagement plate 15 fixedly connected between the two second sliding blocks 14 and engaged with the gear cylinder 10, and an electric telescopic rod 16 fixedly connected below the inner cavity of the support column 3. The lower part of the rear part of the inner cavity of the support column 3 is fixedly connected with an electric telescopic rod 16 through a fixing plate, and the front end of the electric telescopic rod 16 is fixedly connected with one side of a second engaging plate 15. Through electric telescopic handle 16, make electric telescopic handle 16 can stimulate second meshing board 15 remove and with gear section of thick bamboo 10 meshing, can all carry out spacing fixed with it when equipment carries out any removal, greatly increased security and the stability of personnel during operation, satisfied the demand of current construction.
The sliding mechanism comprises a sliding frame 17 which is sleeved on the surface of the platform plate 2 in a sliding way, a sliding groove 18 which is arranged on the platform plate 2, hanging rings 19 which are fixedly connected to the inner cavity of the sliding groove 18, a second driving box 20 which is fixedly connected to the surface of the sliding frame 17, a second motor 21 which is fixedly connected to the inner cavity of the second driving box 20, and a second rotating rod 22 which is arranged at the output end of the second motor 21; the rolling cylinder 23 is positioned on the inner side of the sliding groove 18 and fixedly connected to the surface of the second rotating rod 22, the inhaul cable 24 is arranged on the surface of the rolling cylinder 23, the electric telescopic column 25 is fixedly connected to the inner cavity of the sliding frame, the wheel frames 26 are fixedly connected to the two ends of the electric telescopic column 25, the rubber wheels 27 are arranged in the wheel frames 26 and are rotatably connected through bearing pieces, and the fine adjustment mechanism is arranged on the sliding frame 17.
The sliding frame 17 is located the outside of pillar 3, and sliding groove 18 has all been seted up to the surface and the rear portion of platform board 2, and second motor 21 is servo motor, and the output shaft of second motor 21 passes through shaft coupling fixedly connected with second dwang 22, and second dwang 22 runs through second drive box 20 and sliding frame 17 in proper order and extends to the inboard of sliding groove 18, and the both ends of cable 24 are respectively with rolling section of thick bamboo 23 fixed connection, rubber wheel 27 and the inboard contact of sliding groove 18. The second motor 21 is started, the second motor 21 drives the winding drum 23 to rotate, and the winding drum 23 and the hanging ring 19 are alternately pulled through the inhaul cable 24, so that the sliding frame 17 moves left and right under the action of the rubber wheel 27, and the sliding frame 17 is fixed by means of the self-locking function of the second motor 21 when the sliding frame moves to a designated position.
The fine adjustment mechanism comprises a bearing plate 28 fixedly connected to the top of the sliding frame 17, a through groove 29 formed in the top of the bearing plate 28, sliding ways 30 formed on two sides of an inner cavity of the through groove 29, sliding seats 31 slidably mounted in the sliding ways 30, a sliding plate 32 fixedly connected between the two sliding seats 31, rolling balls 33 rollingly mounted at the bottom of the sliding plate 32 and a stabilizing unit arranged on the sliding plate 32; the slide 30 is only a middle part, two ends of the slide 30 are closed, and the balls 33 are contacted with the bottom of the through groove 29. Through installing the bearing 28 board at the top of slip frame 17 and having offered logical groove 29 in inside, and a plurality of slidable balls 33 are installed to the bottom of construction station, and the staff passes through fine setting mechanism to can finely tune working position, avoid removing equipment itself because of little problem, cause the condition emergence that the benefit is less than the energy consumption, improved the fineness of construction simultaneously.
The stabilizing unit comprises a construction table 34 fixedly connected to the top of the sliding plate 32, a linkage seat 36 fixedly connected to the left side of the construction table 34, a limiting rod 37 in sliding connection with the opening end of the top of the linkage seat, a plurality of limiting grooves 39 formed in one side of the construction table and matched with the limiting rod 37, springs 38 located in the inner cavity of the linkage seat 36 and sleeved on the limiting rod 37, handrails 35 fixedly connected to the two sides of the top of the bearing plate 28 and a handle 40 fixedly connected to the top end of the limiting rod 37. The stop lever 37 of the construction station 34 can be inserted into the stop slot 39, and can be limited and fixed when the equipment moves at any time, so that the safety and stability of personnel during working are greatly improved, and the requirements of the current building construction are met.
The working process of the sliding frame for the assembled steel structure building construction is as follows: when the automatic positioning device is used, the first motor 7 is started firstly, the first motor 7 drives the two gear cylinders 10 to rotate through the first rotating rod 9, then the platform plate 2 is lowered to the bottom through the action of the first engaging plate 41, then a worker can log in the interior of the construction platform 34, at the moment, the first motor 7 overturns, the platform plate 2 is lifted to the top of the support column 3, at the moment, the electric telescopic rod 16 starts to pull the second engaging plate 15 through the action of the second sliding groove plate 13 to move, the second engaging plate 15 is meshed with the gear cylinders 10 to limit and fix the gear cylinders 10, when the worker needs to work, the second motor 21 can be started, the second motor 21 drives the winding drum 23 to rotate, the sliding frame 17 is pulled left and right through the action of the stay cable 24 and the hanging ring 19, the sliding frame 17 is fixed through the self-locking function of the second motor 21 when the worker moves to a designated position, if the worker meets the condition that the position needs to be slightly adjusted in the working process, the worker can pull the limiting rod 37 out of the interior of the limiting groove 39 through the handle 40, the handle 35 is pulled by the hand to drive the construction platform 34 to slightly move under the action of the handle 33, and the limiting rod 37 is released after the rolling ball 37 is inserted into the limiting groove 39 again, and the limiting groove 39 is fixed after the movement is completed.
The foregoing description of the preferred embodiments of the invention is not intended to limit the scope of the claims, but rather to cover all equivalent modifications within the scope of the present invention as defined by the appended claims.

Claims (1)

1. The sliding frame for the assembled steel structure building construction is characterized by comprising a bottom plate, support posts, a platform plate, lifting mechanisms, limiting and fixing mechanisms and a sliding mechanism, wherein the support posts are arranged on two sides of the top of the bottom plate and fixedly connected through a fixing plate, the platform plate is arranged between the support posts on two sides and respectively penetrates through the support posts on two sides, the lifting mechanisms are arranged in the support posts on two sides and drive the platform plate to lift, and the limiting and fixing mechanisms are arranged in the support posts;
The lifting mechanism comprises a first sliding port and a second sliding port which are respectively arranged in the two side support posts, a first driving box which is arranged at the inner side of the second sliding port, a first motor which is arranged in the first driving box and fixedly connected with the first driving box, a socket which is arranged in the platform plate and is communicated with the first driving box, a first rotating rod which is arranged at the output end of the first motor, a first chute plate which is arranged in the left support post, a first sliding block which is arranged on the first chute plate in a sliding way, a first meshing plate which is arranged in the left support post, a gear cylinder which is arranged at the free end of the first rotating rod and is meshed and connected with the first meshing plate, wherein the first rotating rod sequentially penetrates through the first driving box and the socket and extends into the left support post, and the first sliding block is rotationally connected with the first rotating rod through a bearing piece;
The limiting and fixing mechanism comprises second sliding groove plates fixedly connected to the top and the bottom of the inner cavity of the support column, second sliding blocks slidably arranged in the second sliding groove plates, second meshing plates fixedly connected between the two second sliding blocks and meshed with the gear cylinder, and electric telescopic rods fixedly connected below the inner cavity of the support column; the front end of the electric telescopic rod is fixedly connected to one side of the second engagement plate;
The sliding mechanism comprises a sliding frame which is sleeved on the surface of the platform plate in a sliding way, a sliding groove which is arranged on the platform plate, hanging rings which are fixedly connected to two sides of the inner cavity of the sliding groove, a second driving box which is fixedly connected with the surface of the sliding frame, a second motor which is fixedly connected to the inner cavity of the second driving box, and a second rotating rod which is arranged at the output end of the second motor; the winding drum is positioned at the inner side of the sliding groove and is fixedly connected to the surface of the second rotating rod, the inhaul cable is arranged on the surface of the winding drum for winding, the electric telescopic column is fixedly connected to the inner cavity of the sliding frame, the wheel frames are fixedly connected with the two ends of the electric telescopic column, the rubber wheels are arranged in the wheel frames and are rotationally connected through bearing pieces, and the fine adjustment mechanism is arranged on the sliding frame;
the second rotating rod sequentially penetrates through the second driving box and the sliding frame and extends to the inner side of the sliding groove, two ends of the inhaul cable are fixedly connected with the winding drum respectively, and the rubber wheel is contacted with the inner side of the sliding groove;
The fine adjustment mechanism comprises a bearing plate fixedly connected to the top of the sliding frame, a through groove arranged at the top of the bearing plate, sliding ways arranged at two sides of an inner cavity of the through groove, sliding seats slidably arranged in the sliding ways, a sliding plate fixedly connected between the two sliding seats, rolling balls rollingly arranged at the bottom of the sliding plate and a stabilizing unit arranged on the sliding plate; both ends of the slideway are closed, and the balls are contacted with the bottom of the through groove;
the stabilizing unit comprises a construction table fixedly connected to the top of the sliding plate, a linkage seat fixedly connected to the left side of the construction table, a limiting rod slidably inserted into the opening end of the top of the linkage seat, a plurality of limiting grooves formed in one side of the construction table and matched with the limiting rod for use, a spring located in the inner cavity of the linkage seat and sleeved on the limiting rod, handrails fixedly connected to two sides of the top of the bearing plate and a handle fixedly connected to the top end of the limiting rod.
CN202111431375.XA 2021-11-29 2021-11-29 Sliding frame for assembled steel structure building construction Active CN113898163B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111431375.XA CN113898163B (en) 2021-11-29 2021-11-29 Sliding frame for assembled steel structure building construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111431375.XA CN113898163B (en) 2021-11-29 2021-11-29 Sliding frame for assembled steel structure building construction

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Publication Number Publication Date
CN113898163A CN113898163A (en) 2022-01-07
CN113898163B true CN113898163B (en) 2024-05-10

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114215325A (en) * 2022-01-15 2022-03-22 福建省川工建设工程有限公司 Assembled steel structure support
CN116181074B (en) * 2022-12-29 2024-05-24 杭萧钢构(山东)有限公司 Construction method for high-altitude positioning of steel structure building steel castings

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109577626A (en) * 2018-11-29 2019-04-05 山西八建集团有限公司 Sliding rack for assembling type steel structure construction
CN212476018U (en) * 2020-05-29 2021-02-05 北京卓兴建设集团有限公司 Lifting platform for building construction
CN216516760U (en) * 2021-11-29 2022-05-13 中国二十二冶集团有限公司 A frame that slides for assembled steel construction building construction

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109577626A (en) * 2018-11-29 2019-04-05 山西八建集团有限公司 Sliding rack for assembling type steel structure construction
CN212476018U (en) * 2020-05-29 2021-02-05 北京卓兴建设集团有限公司 Lifting platform for building construction
CN216516760U (en) * 2021-11-29 2022-05-13 中国二十二冶集团有限公司 A frame that slides for assembled steel construction building construction

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