CN215803452U - Steel construction uninstallation device - Google Patents
Steel construction uninstallation device Download PDFInfo
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- CN215803452U CN215803452U CN202121710417.9U CN202121710417U CN215803452U CN 215803452 U CN215803452 U CN 215803452U CN 202121710417 U CN202121710417 U CN 202121710417U CN 215803452 U CN215803452 U CN 215803452U
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- pipe stand
- truss
- cutting board
- jack
- bottom plate
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Abstract
The application discloses steel construction uninstallation device relates to the steel construction field, and it includes pipe stand and jack, the inside cavity of pipe stand, the one end on ground is kept away from at the support frame to the pipe stand setting, the top of pipe stand has set gradually towards the direction of its bottom a plurality of district of treating that are used for the cutting, be close to the pipe stand top treat the welding area on placed horizontal cutting board, the truss is located the top of horizontal cutting board, the piston of jack is used for the bottom at horizontal cutting board along vertical direction. When the support frame is disassembled, the piston of the jack rises to jack up the transverse cutting plate, a to-be-welded area on the circular tube stand column is cut, the piston descends, the transverse cutting plate is made to descend to the next to-be-welded area, the tension, torsion and shearing conditions of the truss are detected, and remedial and reinforcing measures are immediately taken if the conditions are not allowed; and if the condition allows, continuously cutting the next to-be-welded area, detecting again, and cutting the to-be-welded areas one by one until the top of the transverse knife plate is completely separated from the truss, so that the potential safety hazard in the disassembly process is reduced.
Description
Technical Field
The application relates to the field of steel structure dismantlement, especially relate to a steel construction uninstallation device.
Background
Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and all the members or parts are usually connected by welding seams, bolts or rivets. Because of its light dead weight, and the construction is simple and convenient, widely apply to fields such as stadiums, super high-rise building.
Wherein, the steel construction when putting up, truss structure's installation generally earlier supports through the support frame, carries on the back at whole truss structure and accomplishes, needs again to detach the support frame. In the related technology, after a certain support frame is detached from a truss, relevant parameters of the truss are detected, the shearing, tension and torsion conditions of the truss are detected, the next support frame is detached according to the conditions, and the separation between a single support frame and the truss is a one-time separation.
In view of the above-mentioned related technologies, the inventor found that when the support frame is removed, the support frame is removed from the bottom of the truss at one time, and once the truss is greatly deformed, it is difficult to make corresponding remedial measures in time, so that there is a potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In order to detect the change condition of dismantling the in-process truss of support frame in time, in time make corresponding remedial measure to truss structure, reduce the potential safety hazard of dismantling the in-process, this application provides a steel construction uninstallation device.
The application provides a steel construction uninstallation device adopts following technical scheme:
the utility model provides a steel construction uninstallation device, includes pipe stand and jack, the inside cavity of pipe stand, the one end on ground is kept away from at the support frame to the pipe stand setting, the top of pipe stand has set gradually a plurality of regions of treating that are used for the cutting towards the direction of its bottom, is close to pipe stand top treat to have placed horizontal cutting board on the welding region, the truss is located the top of horizontal cutting board, the piston of jack is used for along vertical direction the bottom of horizontal cutting board.
Through adopting above-mentioned technical scheme, set up pipe stand and jack, the inside cavity of pipe stand sets up on it and treats that the welding area has the effect of easily cutting. The piston of the jack acts on the bottom of the transverse cutting board along the vertical direction, the piston rises to jack the transverse cutting board, so that a to-be-welded area on the circular tube stand column is cut, the piston descends to enable the transverse cutting board to descend to the next to-be-welded area, the tension, torsion and shearing conditions of the truss are detected, whether the truss is damaged due to the fact that the strength of the critical section material is exceeded or not is analyzed, whether the truss is not suitable for continuous bearing due to excessive deformation or not is analyzed, and remedial and reinforcing measures are immediately taken if the conditions do not allow; and if the condition allows, continuing to jack the transverse knife plate by using the jack, cutting the next to-be-welded area, detecting again, and cutting the to-be-welded areas one by one until the top of the transverse knife plate is completely separated from the truss. Through the cooperation of horizontal cutting board and a plurality of district of waiting to weld, divide the horizontal cutting board that descends many times to can be in time according to every cutting treat after the district, whether continue to dismantle or take corresponding remedial measure is judged to the change condition of truss, compare in once only descend horizontal cutting board to the truss break away from horizontal cutting board, effectively reduced the potential safety hazard of dismantling the in-process.
Optionally, a notch is formed in the top of the circular tube stand column, the welding area is arranged vertically downwards along the notch, and the transverse cutting plate falls into the notch.
Through adopting above-mentioned technical scheme, utilize the notch to treat welding area and horizontal cutting board and carry on spacingly, improved and treated the precision that the welding area set up, can carry on spacingly to the position of sinking of horizontal cutting board simultaneously, improved the precision and the stability of device.
Optionally, an arc opening is formed in the top of the transverse knife plate, and the truss is located on the arc opening.
By adopting the technical scheme, the wrapping area of the top of the transverse cutting board on the truss is increased by utilizing the arc opening, the connection stability between the transverse cutting board and the truss is improved, and the transverse cutting board can more stably support the truss to lift.
Optionally, a clamping groove is formed in the bottom of the transverse cutting board, and the clamping groove is matched with the top of the to-be-welded area in a clamping mode.
Through adopting above-mentioned technical scheme, utilize the draw-in groove and treat the joint cooperation at welding zone top, can advance to improve the problem that horizontal cutting board takes place the skew on treating the welding zone, make the effect at every turn of jack drive the position all unanimous, further improve the stability and the precision of device.
Optionally, the number of the jacks is two, and the two jacks are symmetrically arranged around the circular tube upright column.
Through adopting above-mentioned technical scheme, set up horizontal cutting board and the truss that two jacks can the lifting bigger volume, can improve horizontal cutting board simultaneously and descend, the stability that stops the in-process, make the design more reasonable.
Optionally, the bottom of the circular tube stand column is fixedly provided with a bottom plate, the cross section of the bottom plate in the horizontal direction is larger than that of the circular tube stand column, and the other end of the bottom plate is fixed with the support frame.
Through adopting above-mentioned technical scheme, utilize the bottom plate to increase the area of contact of pipe stand and support frame, improved the stability of device.
Optionally, a protective fence is arranged around the bottom plate.
Through adopting above-mentioned technical scheme, the rail guard can enclose the fender to a week of bottom plate, when the workman worked on the bottom plate, protects workman's safety.
Optionally, four corners of the bottom plate are provided with hangers for reinforcing the bottom plate.
Through adopting above-mentioned technical scheme, during the use, the one end system of fixing the rope is on the hangers, and the other end of fixing the rope is fixed subaerial, can consolidate the bottom plate, the stability of further improvement device and the security when being under construction.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the circular tube stand column and the jack are arranged, the circular tube stand column is hollow, the welding area to be welded is arranged on the circular tube stand column, the effect of easy cutting is achieved, the transverse knife plate is lowered for multiple times through the matched use of the transverse knife plate and the welding areas to be welded, so that whether the truss is continuously disassembled or corresponding remedial measures are taken can be determined according to the change condition of the truss after each welding area to be welded is cut, and compared with the method that the transverse knife plate is lowered once until the truss is separated from the transverse knife plate, the potential safety hazard in the disassembling process is effectively reduced;
2. the notch is used for limiting the area to be welded and the transverse cutting plate, so that the accuracy of the area to be welded is improved, meanwhile, the sinking position of the transverse cutting plate can be limited, and the accuracy and the stability of the device are improved;
3. the wrapping area of the top of the transverse cutting board to the truss is increased by utilizing the arc opening, and the connection stability between the transverse cutting board and the truss is improved.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a cross cutting board in the embodiment of the present application.
Fig. 3 is a schematic structural diagram of a card slot and a notch in the application embodiment.
Description of reference numerals: 1. a circular tube column; 2. a jack; 3. a region to be welded; 4. a horizontal knife board; 5. a notch; 6. an arc opening; 7. a card slot; 8. a base plate; 9. protecting the fence; 10. and (5) hanging a lug.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses steel construction uninstallation device.
Referring to fig. 1, a steel construction uninstallation device includes pipe stand 1 and jack 2, the inside cavity of pipe stand 1, and pipe stand 1 is close to the one end welded fastening on ground and has a bottom plate 8, and bottom plate 8 is formed by the welding of many channel-section steels, and bottom plate 8 is greater than the cross-section of pipe stand 1 in the cross-section of horizontal direction, and the one end on the ground of keeping away from at the support frame is fixed to the other end of bottom plate 8 to fix pipe stand 1 at the top of support frame. A protective guard 9 is welded and fixed on the periphery of the bottom plate 8, the protective guard 9 can enclose and guard the periphery of the bottom plate 8, and when workers work on the bottom plate 8, the safety of the workers is protected. The four corners welded fastening of bottom plate 8 has hangers 10, during the use, is on hangers 10 with rope one end system, and the other end of rope is fixed subaerial, security when can improve the stability of device and the construction.
Referring to fig. 2, two jacks 2 are arranged on a bottom plate 8, and the two jacks 2 are symmetrically arranged about a circular tube upright 1. The top of pipe stand 1 is provided with a plurality of regions 3 of waiting to weld that are used for the cutting towards the direction of its bottom in proper order, waits to weld region 3 integrated into one piece on pipe stand 1, and preferably, pipe stand 1 is the circular steel pipe of inside hollow, and every thickness of waiting to weld region 3 is 10 mm. Be close to 1 top of pipe stand and treat welding area 3 and placed horizontal cutting board 4 on, horizontal cutting board 4 is the rectangle steel sheet, and the truss is located the top of horizontal cutting board 4, and the piston of jack 2 is used in the bottom of horizontal cutting board 4 along vertical direction.
When the supporting frame is unloaded, the piston of the jack 2 rises to jack up the transverse knife plate 4, so that the area 3 to be welded on the circular tube upright post 1 is cut, the piston descends, the transverse knife plate 4 descends to the next area 3 to be welded, the tension, torsion and shearing conditions of the truss are detected, and remedial and reinforcing measures are immediately taken if the conditions are not allowed; and if the condition allows, the jack 2 is used for jacking the transverse knife plate 4, the next welding area 3 is cut, the welding areas 3 are detected again, and the welding areas 3 are cut one by one until the top of the transverse knife plate 4 is completely separated from the truss, so that the potential safety hazard in the disassembly process is effectively reduced compared with the situation that the transverse knife plate 4 is lowered to the truss to be separated from the transverse knife plate 4 at one time.
Referring to fig. 1 and 3, notch 5 has been seted up at the top of pipe stand 1, treats welding area 3 and sets up along the vertical downwards of notch 5, and draw-in groove 7 has been seted up to the position that the bottom of horizontal cutting board 4 is close to notch 5, and horizontal cutting board 4 sinks in notch 5, draw-in groove 7 with treat the cooperation of the top joint of welding area 3, further improved the stability and the precision of device. The arc opening 6 is formed in the position, contacting the truss, of the top of the transverse cutter plate 4, the contact area between the transverse cutter plate 4 and the truss is increased through the arc opening 6, the connection stability between the transverse cutter plate 4 and the truss is improved, and the transverse cutter plate 4 can stably support the truss to lift.
The implementation principle of the steel structure unloading device in the embodiment of the application is as follows: by using the circular tube upright post 1 and the jack 2, when unloading, the piston of the jack 2 rises upwards to jack the transverse knife plate 4, so that the area 3 to be welded on the circular tube upright post 1 is cut, the piston descends to enable the transverse knife plate 4 to descend to the next area 3 to be welded, the conditions of torsion, shearing and tension of the truss are detected, whether the truss is damaged due to the fact that the strength of the critical section material is exceeded or not is analyzed, whether the truss is not suitable for continuous bearing due to excessive deformation or not is analyzed, and remedial and reinforcing measures are immediately taken if the conditions are not allowed; and if the condition allows, the jack 2 is used for jacking the transverse cutting plate 4 continuously, the subsequent region to be welded 3 is cut, the detection is carried out again, and the regions to be welded 3 are cut one by one until the top of the transverse cutting plate 4 is completely separated from the truss. Through the cooperation of horizontal cutting board 4 and a plurality of 3 waiting to weld, in time according to every cutting wait to weld 3 after, the change condition of truss judges whether continue to dismantle or take corresponding remedial measure, has effectively reduced the potential safety hazard of dismantling the in-process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a steel construction uninstallation device which characterized in that: including pipe stand (1) and jack (2), the inside cavity of pipe stand (1), pipe stand (1) sets up the one end of keeping away from ground at the support frame, the top of pipe stand (1) has set gradually a plurality of district (3) of treating that are used for the cutting towards the direction of its bottom, is close to pipe stand (1) top treat to have placed horizontal cutting board (4) on welding district (3), the truss is located the top of horizontal cutting board (4), the piston of jack (2) is used in along vertical direction the bottom of horizontal cutting board (4).
2. The steel structure unloading device of claim 1, wherein: notch (5) have been seted up at the top of pipe stand (1), treat welding area (3) and follow the vertical downward setting in notch (5), horizontal cutting board (4) collapse is in notch (5).
3. The steel structure unloading device of claim 1, wherein: the top of the transverse knife board (4) is provided with an arc opening (6), and the truss is positioned on the arc opening (6).
4. The steel structure unloading device of claim 1, wherein: the bottom of horizontal cutting board (4) is provided with draw-in groove (7), draw-in groove (7) with treat the cooperation of the top joint of welding area (3).
5. The steel structure unloading device of claim 1, wherein: the number of the jacks (2) is two, and the jacks (2) are symmetrically arranged relative to the circular tube upright post (1).
6. The steel structure unloading device of claim 1, wherein: the bottom of pipe stand (1) is fixed and is provided with bottom plate (8), bottom plate (8) are greater than at the cross-section of horizontal direction the cross-section of pipe stand (1), the other end and the support frame of bottom plate (8) are fixed mutually.
7. The steel structure unloading device of claim 6, wherein: a protective guard (9) is arranged on the periphery of the bottom plate (8).
8. The steel structure unloading device of claim 7, wherein: four corners of the bottom plate (8) are provided with hanging lugs (10) for reinforcing the bottom plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121710417.9U CN215803452U (en) | 2021-07-26 | 2021-07-26 | Steel construction uninstallation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121710417.9U CN215803452U (en) | 2021-07-26 | 2021-07-26 | Steel construction uninstallation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215803452U true CN215803452U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121710417.9U Active CN215803452U (en) | 2021-07-26 | 2021-07-26 | Steel construction uninstallation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215803452U (en) |
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2021
- 2021-07-26 CN CN202121710417.9U patent/CN215803452U/en active Active
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