CN113802880A - Combined supporting structure for mounting large-span steel beam - Google Patents
Combined supporting structure for mounting large-span steel beam Download PDFInfo
- Publication number
- CN113802880A CN113802880A CN202110938004.4A CN202110938004A CN113802880A CN 113802880 A CN113802880 A CN 113802880A CN 202110938004 A CN202110938004 A CN 202110938004A CN 113802880 A CN113802880 A CN 113802880A
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- steel beam
- fixing
- jig frame
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 63
- 239000010959 steel Substances 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000009434 installation Methods 0.000 claims abstract description 37
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 21
- 239000000126 substance Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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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
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
Abstract
The invention relates to a combined supporting structure for mounting a large-span steel beam, which comprises a supporting jig frame and an error adjusting device, wherein the error adjusting device is arranged at the top of the supporting jig frame; the supporting jig frame is of a combined frame structure and comprises four upright rods which are distributed in a rectangular array and are vertically arranged, and two adjacent upright rods are connected with each other through a plurality of cross rods and a plurality of inclined supporting rods; the error adjusting device comprises a fixed plate and a jacking mechanism, the fixed plate is detachably connected to the top of the supporting jig frame, the jacking mechanism is arranged at the top of the fixed plate, the jacking mechanism comprises a plurality of hydraulic oil cylinders and a jacking plate, and a plurality of telescopic rods of the hydraulic oil cylinders are fixedly connected to the bottom of the jacking plate. This combination bearing structure makes up into the most suitable height through supporting the bed-jig to and can adjust the installation elevation of large-span girder steel through error adjusting device, can accomplish the installation work of large-span girder steel accurately high-efficiently.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a combined supporting structure for mounting a large-span steel beam.
Background
With the development of building technology, more and more super high-rise buildings are constructed by adopting steel structures with better bearing capacity, the steel structures are more and more widely applied to super high-rise civil buildings and other large-scale buildings, and in order to pursue more attractive and unique building models, the steel truss is also put into use in more and more super high-rise buildings.
In the hoisting construction of the steel truss large-span steel beam, a support jig frame is often used for assisting the installation of the steel truss large-span steel beam, the jig frame is a mold, refers to a scaffold mainly playing a role in bearing stress, is a special process equipment for facilitating the assembly and welding of mechanical equipment, and is widely applied to template engineering, steel structure installation engineering and bridge engineering. Different from a common single-row scaffold and a common double-row scaffold, the design difference of the jig frame is large due to the fact that the supporting structural form and the weight difference of the scaffold are large. Different equipment and different processes and forms of the jig frame are different.
In the prior art, the support height is mainly adjusted by a method of cutting allowance, and the method has the following problems: the accuracy of height adjustment is not ideal; the steel waste of the girder is caused; and because different component moulding beds are different, the moulding bed needs to be reset, so that a great deal of time, labor and material waste is caused.
Disclosure of Invention
In view of the above, the present invention provides a combined supporting structure for installing a large-span steel beam, which aims to solve the problems in the prior art.
According to the invention, a combined supporting structure for mounting a large-span steel beam is provided, which comprises a supporting jig frame and an error adjusting device, wherein the error adjusting device is arranged at the top of the supporting jig frame; wherein the content of the first and second substances,
the supporting jig frame is of a combined frame structure and comprises four upright rods which are distributed in a rectangular array and are vertically arranged, and two adjacent upright rods are connected with each other through a plurality of cross rods and a plurality of inclined supporting rods;
the error adjusting device comprises a fixed plate and a jacking mechanism, the fixed plate is detachably connected to the top of the supporting jig frame, the jacking mechanism is arranged at the top of the fixed plate, the jacking mechanism comprises a plurality of hydraulic oil cylinders and a jacking plate, and a plurality of telescopic rods of the hydraulic oil cylinders are fixedly connected to the bottom of the jacking plate.
Preferably, the jacking mechanism further comprises an adjusting bottom plate, a plurality of cylinder barrels of the hydraulic oil cylinders are fixedly connected to the adjusting bottom plate, the adjusting bottom plate is arranged at the top of the fixing plate, a plurality of clamping mechanisms are arranged at the periphery of the adjusting bottom plate on the fixing plate, and the adjusting bottom plate is clamped and fixed on the fixing plate through the plurality of clamping mechanisms.
Preferably, the clamping mechanism includes a clamping seat, a bolt and a locking screw, the clamping seat is fixedly arranged on the fixing plate, the clamping seat is provided with a transversely through jack, the bolt is inserted into the jack and is locked and fixed by the locking screw screwed on the clamping seat.
Preferably, the clamping mechanism includes a fixing seat and a long bolt, the fixing seat is fixedly arranged on the fixing plate, a bolt hole which is transversely penetrated is formed in the fixing seat, and the long bolt is screwed in the bolt hole of the fixing seat.
Preferably, the top end of the vertical rod is provided with a mounting plate perpendicular to the vertical rod, and the fixing plate is fixedly connected to the mounting plate through bolts.
Preferably, the upright stanchion comprises two connecting plates which are arranged perpendicularly to each other, the connecting plates extend along the length direction of the upright stanchion, and the ends of the cross bar and the diagonal brace are detachably connected to the connecting plates.
Preferably, the upright is made of equilateral angle steel.
Preferably, a plurality of fixing screw holes are formed in the connecting plate of the upright rod, the fixing screw holes are uniformly distributed along the length direction of the upright rod, fixing through holes matched with the fixing screw holes are formed in the end portions of the cross rod and the inclined supporting rod, and the end portions of the cross rod and the inclined supporting rod are fixedly connected to the connecting plate of the upright rod through fixing screw rods.
Preferably, the cross bar is horizontally connected between two adjacent vertical rods, and the diagonal brace is obliquely arranged between two adjacent vertical rods.
Preferably, the device further comprises a hydraulic power device arranged at the lower part of the supporting jig frame;
the lower part of the supporting jig frame is provided with a supporting plate, the supporting plate is arranged among the four upright rods of the supporting jig frame, and the hydraulic power device is arranged on the supporting plate;
and the hydraulic oil cylinders are respectively communicated with the hydraulic power device through hydraulic oil pipes.
According to the combined supporting structure for mounting the large-span steel beam, the supporting jig frame is of a combined frame structure, and can be combined into the most suitable height according to different mounting heights of the large-span steel beam on site; the error adjusting device arranged at the top of the supporting jig frame can adjust the installation elevation error of the large-span steel beam; the position of a jacking mechanism in the error adjusting device in the horizontal direction can be adjusted through a clamping mechanism at the peripheral position, so that the jacking mechanism is ensured to be at the most appropriate installation position, and the jacking effect is better realized; through supporting the mutual coordination cooperation of bed-jig and error adjusting device, can accomplish the installation work of large-span girder steel accurately high-efficiently.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 shows a perspective view of a combined support structure for installation of a large-span steel beam according to an embodiment of the present invention.
Fig. 2 is a perspective view illustrating an error adjusting apparatus in a combined supporting structure for installation of a large-span steel beam according to an embodiment of the present invention.
Fig. 3 illustrates a use state reference diagram of the combined support structure for installation of a large-span steel beam according to an embodiment of the present invention.
Fig. 4 shows a schematic structural view of a clamping mechanism in a combined support structure for installation of a large-span steel beam according to another embodiment of the present invention.
In the figure: the device comprises a supporting jig frame 1, an upright rod 11, a fixing screw hole 111, a cross rod 12, an inclined strut 13, a fixing screw 14, an error adjusting device 2, a fixing plate 21, a jacking plate 22, a hydraulic oil cylinder 23, an adjusting bottom plate 24, a clamping mechanism 25, a clamping seat 251, a bolt 252, a locking screw 253, a fixing seat 254, a long bolt 255, a fixing bolt 26, a hydraulic power device 3 and a large-span steel beam 4.
Detailed Description
Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.
Referring to fig. 1 and 2, the invention provides a combined supporting structure for installation of a large-span steel beam, which comprises a supporting jig frame 1 and an error adjusting device 2, wherein the error adjusting device 2 is arranged at the top of the supporting jig frame 1; the supporting jig frame 1 is of a combined frame structure and comprises four upright rods 11 which are distributed in a rectangular array and are vertically arranged, and two adjacent upright rods 11 are connected through a plurality of cross rods 12 and a plurality of inclined supporting rods 13; the error adjusting device 2 comprises a fixing plate 21 and a jacking mechanism, the fixing plate 21 is detachably connected to the top of the supporting jig frame 1, the jacking mechanism is arranged at the top of the fixing plate 21, the jacking mechanism comprises a plurality of hydraulic oil cylinders 23 and a jacking plate 22, and telescopic rods of the hydraulic oil cylinders 23 are fixedly connected to the bottom of the jacking plate 22.
In the combined supporting structure, the supporting jig frame 1 is of a combined frame structure, when the combined supporting structure is used specifically, vertical rods 11 with various lengths can be manufactured, and the vertical rods 11 with proper lengths can be selected to be connected with cross rods 12 and inclined supporting rods 13 according to the installation height of a large-span steel beam on site to form the most proper height for use. The error adjusting device 2 at the top of the supporting jig frame 1 can adjust the installation elevation error of the large-span steel beam by jacking or descending the hydraulic oil cylinder 23 after the jacking plate 22 supports the large-span steel beam, so that the installation elevation error meets the installation height requirement.
Further, the jacking mechanism further comprises an adjusting base plate 24, the cylinder barrels of the hydraulic oil cylinders 23 are fixedly connected to the adjusting base plate 24, the adjusting base plate 24 is arranged at the top of the fixing plate 21, a plurality of clamping mechanisms 25 are arranged at the peripheral positions of the adjusting base plate 24 on the fixing plate 21, and the adjusting base plate 24 is clamped and fixed on the fixing plate 21 through the clamping mechanisms 25.
Specifically, in this embodiment, the clamping mechanism 25 includes a clamping seat 251, a plug 252 and a locking screw 253, the clamping seat 251 is fixedly disposed on the fixing plate 21, a through hole is formed in the clamping seat 251, the plug 252 is inserted into the through hole, and is locked and fixed by the locking screw 253 screwed on the clamping seat 251. In this embodiment, the clamping base 251 is fixedly connected to the fixing plate 21 by welding, a through hole transversely penetrating through the clamping base 251 is a rectangular through hole, the cross section of the plug pin 252 is also rectangular, the size of the plug pin 252 is matched with that of the through hole, a baffle is further arranged at the tail of the plug pin 252, a threaded through hole communicated with the through hole is arranged at the top of the clamping base 251, a locking screw 253 is screwed in the threaded through hole, and after the plug pin 252 is inserted into the through hole and the position is adjusted, the plug pin 252 is locked and fixed on the clamping base 251 by screwing, locking and locking; the upper surface of the plug 252 is further provided with a plurality of grooves, and the ends of the locking screws 253 can be inserted into the grooves to lock and fix the plug 252, so that the plug is prevented from being forced to slide. Referring to fig. 2, in this embodiment, the fixing plate 21 and the connecting bottom plate are both rectangular structures, the size of the connecting bottom plate is smaller than that of the fixing plate 21, two clamping mechanisms 25 are respectively arranged on the connecting bottom plate in four directions around the connecting bottom plate, and the connecting bottom plate is clamped and fixed around the connecting bottom plate to prevent the connecting bottom plate from moving in the horizontal direction. Referring to fig. 4, in another alternative embodiment, the clamping mechanism 25 includes a fixing seat 254 and a long bolt 255, the fixing seat 254 is fixedly disposed on the fixing plate 21, a bolt hole passing through the fixing seat 254 in the transverse direction is formed in the fixing seat 254, and the long bolt 255 is screwed into the bolt hole of the fixing seat 254; the head of the long bolt 255 is positioned at a side away from the connection base plate, and the horizontal position of the connection base plate on the fixed plate 21 can be adjusted by screwing the long bolt 255 using a wrench.
In the supporting jig frame 1, the top end of the vertical rod 11 is provided with a mounting plate vertical to the vertical rod 11, and the fixing plate 21 is fixedly connected to the mounting plate at the top end of the vertical rod 11 through a bolt. In specific implementation, the mounting plate may be provided with bolt holes, the fixing plate 21 may be provided with through holes, and the bolts may pass through the through holes to be threadedly connected with the bolt holes in the mounting plate.
The upright rod 11 comprises two connecting plates which are perpendicular to each other, the connecting plates extend along the length direction of the upright rod 11, and the ends of the cross rod 12 and the inclined supporting rod 13 are detachably connected to the connecting plates. Specifically, a plurality of fixing screw holes 111 are formed in a connecting plate of the vertical rod 11, the fixing screw holes 111 are uniformly distributed along the length direction of the connecting plate of the vertical rod 11, fixing through holes matched with the fixing screw holes 111 are formed in the end portions of the cross rod 12 and the diagonal rod 13, and the end portions of the cross rod 12 and the diagonal rod 13 are fixedly connected to the connecting plate of the vertical rod 11 through fixing screws 14. The cross bar 12 is horizontally connected between two adjacent vertical rods 11, the diagonal brace 13 is obliquely arranged between two adjacent vertical rods 11, meanwhile, one end of the diagonal brace 13 is connected with a first end of one cross bar 12, and the other end of the diagonal brace 13 is connected with a second end of the adjacent cross bar 12. The inclined supporting rod 13 can form a triangular stable structure with the adjacent cross rod 12 and the upright rod 11, and the stability of the whole structure of the supporting jig frame 1 is improved. In this embodiment, the vertical rod 11 is made of equal angle steel.
The support jig frame 1 is of a frame structure formed by connecting the upright rods 11, the cross rods 12 and the inclined support rods 13, the upright rods 11, the cross rods 12 and the inclined support rods 13 are of detachable connection structures, the support jig frame is assembled together during use, the support jig frame can be detached and then conveniently stored after use, the support jig frame can be repeatedly used, and construction cost is saved.
The combined supporting structure also comprises a hydraulic power device 3 arranged at the lower part of the supporting jig frame 1. Specifically, the lower part of the support jig frame 1 is provided with a support plate, the support plate is arranged between four upright rods 11 of the support jig frame 1, the hydraulic power device 3 is arranged on the support plate, and the hydraulic oil cylinders 23 are respectively communicated with the hydraulic power device 3 through hydraulic oil pipes. The hydraulic power device 3 comprises a hydraulic oil tank, a hydraulic pump, a hydraulic control valve and the like, and the height of the whole combined supporting structure is finely adjusted by controlling the extension and retraction of the telescopic rods of the hydraulic oil cylinders 23, so that the elevation required by the installation of the large-span steel beam is met.
Referring to fig. 3, which is a use state reference diagram of the combined support structure for installation of a large-span steel beam in the embodiment, when a large-span steel beam 4 is installed, a first section of the large-span steel beam is installed, before a second section of the large-span steel beam 4 is installed, the vertical rods 11, the cross rods 12 and the inclined struts 13 of the lower support jig 1 are assembled to form a stable support frame structure, and the assembled support jig 1 can select the vertical rods 11, the cross rods 12 and the inclined struts 13 with the most suitable lengths to be connected and assembled according to the size and the installation height of the large-span steel beam 4 on site, so as to solve the technical problem of the installation height of the support jig 1. After the supporting jig frame 1 is installed, after self-checking meets installation requirements, the error adjusting device 2 is hoisted to the top of the installed supporting jig frame 1 by a tower crane, and an installer uses a fixing bolt 26 to connect a fixing plate 21 of the error adjusting device 2 with a mounting plate at the top of the supporting jig frame 1 on the upper portion of the supporting jig frame 1 through a ladder stand consisting of a cross rod 12 and a vertical rod 11. With error adjusting device 2 with support bed-jig 1 fixed connection good back, for solving the jacking that upper portion error adjusting device 2 can realize the large-span girder steel of different models size better, under meetting the great large-span girder steel condition of weight, bottom plate fixture 25 all around is connected to the accessible, carry out the horizontal direction with error adjusting device 2's climbing mechanism and adjust, adjust to the position that is most suitable for the installation, make climbing mechanism can be located large-span girder steel 4 under, realize error adjusting device 2's jacking effect better. After the installation and adjustment of the error adjusting device 2 are completed, the second section of large-span steel beam 4 is hoisted and placed in two by using a tower crane on the combined supporting structure, and the second section of large-span steel beam 4 is hoisted to the optimal position of the first section of steel beam and is welded and fixed temporarily by using the connecting horse plate. After confirming that whole combination bearing structure and large-span girder steel 4 fixed connection are good, alright carry out the adjustment of large-span girder steel 4 installation elevation error through supporting the hydraulic power device 3 below the bed-jig 1. After the installation of large-span girder steel 4 was accomplished, this combination bearing structure's error adjusting device 2 and support bed-jig 1 can be dismantled and come down and carry out used repeatedly, can not produce material loss and extravagant problem.
According to the combined supporting structure for mounting the large-span steel beam, the supporting jig frame is of a combined frame structure, and can be combined into the most suitable height according to different mounting heights of the large-span steel beam on site; the error adjusting device arranged at the top of the supporting jig frame can adjust the installation elevation error of the large-span steel beam; the position of a jacking mechanism in the error adjusting device in the horizontal direction can be adjusted through a clamping mechanism at the peripheral position, so that the jacking mechanism is ensured to be at the most appropriate installation position, and the jacking effect is better realized; through supporting the mutual coordination cooperation of bed-jig and error adjusting device, can accomplish the installation work of large-span girder steel accurately high-efficiently, the relevant construction technique difficult problem in the solution large-span girder steel hoist and mount in-process that simultaneously can be fine. .
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (10)
1. A combined supporting structure for mounting a large-span steel beam is characterized by comprising a supporting jig frame and an error adjusting device, wherein the error adjusting device is arranged at the top of the supporting jig frame; wherein the content of the first and second substances,
the supporting jig frame is of a combined frame structure and comprises four upright rods which are distributed in a rectangular array and are vertically arranged, and two adjacent upright rods are connected with each other through a plurality of cross rods and a plurality of inclined supporting rods;
the error adjusting device comprises a fixed plate and a jacking mechanism, the fixed plate is detachably connected to the top of the supporting jig frame, the jacking mechanism is arranged at the top of the fixed plate, the jacking mechanism comprises a plurality of hydraulic oil cylinders and a jacking plate, and a plurality of telescopic rods of the hydraulic oil cylinders are fixedly connected to the bottom of the jacking plate.
2. The combined supporting structure for the installation of the large-span steel beam as claimed in claim 1, wherein the jacking mechanism further comprises an adjusting bottom plate, a plurality of cylinder barrels of the hydraulic oil cylinders are fixedly connected to the adjusting bottom plate, the adjusting bottom plate is arranged at the top of the fixing plate, a plurality of clamping mechanisms are arranged on the fixing plate and located at the periphery of the adjusting bottom plate, and the adjusting bottom plate is clamped and fixed on the fixing plate through the plurality of clamping mechanisms.
3. The combined supporting structure for the installation of the large-span steel beam as claimed in claim 2, wherein the clamping mechanism comprises a clamping seat, a bolt and a locking screw, the clamping seat is fixedly arranged on the fixing plate, the clamping seat is provided with a through hole, the bolt is inserted into the through hole and is locked and fixed by the locking screw screwed on the clamping seat.
4. The combined supporting structure for the installation of the large-span steel beam as claimed in claim 2, wherein the clamping mechanism comprises a fixing seat and a long bolt, the fixing seat is fixed on the fixing plate, the fixing seat is provided with a bolt hole which is transversely penetrated, and the long bolt is screwed in the bolt hole of the fixing seat.
5. The combined support structure for the installation of the large-span steel beam as claimed in claim 1, wherein the top end of the vertical rod is provided with a mounting plate perpendicular to the vertical rod, and the fixing plate is fixedly connected to the mounting plate through bolts.
6. The modular support structure for large span steel beam installation according to claim 1, wherein the uprights include two connecting plates disposed perpendicularly to each other, the connecting plates extending along the length of the uprights, and the ends of the crossbars and diagonal braces are detachably connected to the connecting plates.
7. The modular support structure for large span steel beam installation according to claim 6, wherein the uprights are made of equilateral angle steel.
8. The combined supporting structure for the installation of the large-span steel beam as claimed in claim 6, wherein a plurality of fixing screw holes are formed on the connecting plate of the vertical rod, the plurality of fixing screw holes are uniformly distributed along the length direction of the vertical rod, fixing through holes matched with the fixing screw holes are formed at the end parts of the cross rod and the inclined supporting rod, and the end parts of the cross rod and the inclined supporting rod are fixedly connected to the connecting plate of the vertical rod through fixing screws.
9. The modular support structure for large span steel beam installation according to claim 8, wherein the cross bar is horizontally connected between two adjacent vertical poles, and the diagonal brace is obliquely disposed between two adjacent vertical poles.
10. The combined support structure for large-span steel beam installation according to claim 1, further comprising a hydraulic power device disposed at a lower portion of the support jig frame;
the lower part of the supporting jig frame is provided with a supporting plate, the supporting plate is arranged among the four upright rods of the supporting jig frame, and the hydraulic power device is arranged on the supporting plate;
and the hydraulic oil cylinders are respectively communicated with the hydraulic power device through hydraulic oil pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110938004.4A CN113802880A (en) | 2021-08-16 | 2021-08-16 | Combined supporting structure for mounting large-span steel beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110938004.4A CN113802880A (en) | 2021-08-16 | 2021-08-16 | Combined supporting structure for mounting large-span steel beam |
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| Publication Number | Publication Date |
|---|---|
| CN113802880A true CN113802880A (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110938004.4A Pending CN113802880A (en) | 2021-08-16 | 2021-08-16 | Combined supporting structure for mounting large-span steel beam |
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| Country | Link |
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| CN (1) | CN113802880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635506A (en) * | 2022-03-30 | 2022-06-17 | 浙江东南网架股份有限公司 | Prismatic steel pipe truss arch springing and mounting method thereof |
| CN116765715A (en) * | 2023-07-17 | 2023-09-19 | 山东双源钢结构工程有限公司 | Welding device for steel structure engineering construction |
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| CN208202597U (en) * | 2018-03-06 | 2018-12-07 | 上海宝冶建设工业炉工程技术有限公司 | Support jig is used in the installation of large span belfast truss |
| CN210164286U (en) * | 2019-04-22 | 2020-03-20 | 中国十七冶集团有限公司 | Support arrangement for high altitude large-span steel structure truss installation usefulness |
| CN112049465A (en) * | 2020-08-03 | 2020-12-08 | 上海建工一建集团有限公司 | Support structure for large-span truss and construction method thereof |
| CN213683346U (en) * | 2020-11-03 | 2021-07-13 | 中建八局广西建设有限公司 | Temporary supporting device for mounting large-span steel beam |
| CN113216694A (en) * | 2021-04-13 | 2021-08-06 | 中国一冶集团有限公司 | Mounting device, steel truss box type diagonal bracing mounting system and mounting method |
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2021
- 2021-08-16 CN CN202110938004.4A patent/CN113802880A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208202597U (en) * | 2018-03-06 | 2018-12-07 | 上海宝冶建设工业炉工程技术有限公司 | Support jig is used in the installation of large span belfast truss |
| CN210164286U (en) * | 2019-04-22 | 2020-03-20 | 中国十七冶集团有限公司 | Support arrangement for high altitude large-span steel structure truss installation usefulness |
| CN112049465A (en) * | 2020-08-03 | 2020-12-08 | 上海建工一建集团有限公司 | Support structure for large-span truss and construction method thereof |
| CN213683346U (en) * | 2020-11-03 | 2021-07-13 | 中建八局广西建设有限公司 | Temporary supporting device for mounting large-span steel beam |
| CN113216694A (en) * | 2021-04-13 | 2021-08-06 | 中国一冶集团有限公司 | Mounting device, steel truss box type diagonal bracing mounting system and mounting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114635506A (en) * | 2022-03-30 | 2022-06-17 | 浙江东南网架股份有限公司 | Prismatic steel pipe truss arch springing and mounting method thereof |
| CN116765715A (en) * | 2023-07-17 | 2023-09-19 | 山东双源钢结构工程有限公司 | Welding device for steel structure engineering construction |
| CN116765715B (en) * | 2023-07-17 | 2024-01-23 | 山东双源钢结构工程有限公司 | Welding device for steel structure engineering construction |
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