CN211923459U - Adjustable split mounting type elevator shaft operating platform device - Google Patents
Adjustable split mounting type elevator shaft operating platform device Download PDFInfo
- Publication number
- CN211923459U CN211923459U CN202020440679.7U CN202020440679U CN211923459U CN 211923459 U CN211923459 U CN 211923459U CN 202020440679 U CN202020440679 U CN 202020440679U CN 211923459 U CN211923459 U CN 211923459U
- Authority
- CN
- China
- Prior art keywords
- steel bars
- vertical
- steel bar
- platform
- top plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides an adjustable assembled elevator shaft operating platform device, which comprises a platform top plate structure and two supporting leg structures; the supporting leg structure comprises vertical steel bars, inclined steel bars and horizontal steel bars; the bottom end of the vertical steel bar is fixedly connected with the bottom of the inclined steel bar; the vertical steel bars are fixedly connected with the inclined steel bars through a plurality of horizontal steel bars; the two supporting leg structures are detachably connected through a plurality of connecting steel bars; the top ends of the two supporting leg structures are propped against the bottom end of the platform top plate structure; detachable inclined support steel bars are arranged between the two support legs and the top structure of the platform; parallel and the interval in bottom of platform roof structure is equipped with a plurality of flexible bearing structure, and the lower part of every billet to one side all is fixed and is equipped with vertical billet, and vertical billet to one side forms the right angle with the bottom of billet to one side and supports the foot. The utility model discloses an operation platform device dismouting of being convenient for can reduce the transport cost of transition after the split, can be applicable to the installation in the elevator well of certain size range, can effectively reduce enterprise's assets configuration cost.
Description
Technical Field
The utility model belongs to the technical field of the construction protector, concretely relates to pin-connected panel elevartor shaft operation platform device with adjustable.
Background
In the building work progress, the operation platform that the workman used at the in-process that vertical reinforcement and template demolishd in the elevator shaft was mostly scaffold frame and square timber formwork and sets up, sets up the successive layer along with the rope of floor risees the successive layer moreover, sets up the consumption time more, influences the construction progress, and produces great labour cost, sets up the in-process and has also increased operation workman's safety risk. The operating platforms set up by the scaffold have various standards and different quality levels, and the safety risk of workers working on the operating platforms is increased.
Also there is the elevartor shaft operating platform that some building sites used, with I-shaped steel, steel sheet welding form, the elevartor shaft operating platform that service conditions set up than the scaffold frame will be some better, but the biggest shortcoming is exactly that the transportation between the project is great, because it is a whole, and the size is great, and general haulage vehicle once only transports quantity limited, and present market transportation expense is higher, has also increased the cost of project.
SUMMERY OF THE UTILITY MODEL
Big and the problem with high costs of transportation transition to current elevartor shaft operation platform size, the utility model provides an adjustable pin-connected panel elevartor shaft operation platform device.
The utility model discloses a following technical scheme realizes:
an adjustable assembled elevator shaft operating platform device comprises a platform top plate structure and a supporting leg structure; the two supporting leg structures are arranged in parallel and are arranged at the bottom end of the platform top plate structure in a bilateral symmetry mode; each of the leg structures comprises a vertical steel bar, an inclined steel bar and a horizontal steel bar; the bottom end of the vertical steel bar is fixedly connected with the bottom of the inclined steel bar, and specifically, the vertical steel bar can be welded, fixed or integrally formed; the horizontal steel bars are arranged in parallel and are arranged between the vertical steel bars and the inclined steel bars at intervals, and two ends of each horizontal steel bar are fixedly connected with the vertical steel bars and the inclined steel bars respectively, and specifically, the horizontal steel bars can be welded, fixed or integrally formed; the plurality of horizontal steel bars can ensure the stability between the vertical steel bars and the inclined steel bars; it should be noted that, because the vertical steel bars and the inclined steel bars form acute angles, the lengths of the plurality of horizontal steel bars are different; a plurality of connecting steel bars are respectively arranged between two vertical steel bars and between two inclined steel bars of the two supporting leg structures, two ends of each connecting steel bar are respectively and fixedly connected with the vertical steel bars and the inclined steel bars through high-strength bolts, specifically, bolt holes are arranged at two ends of each connecting steel bar, and the vertical steel bars and the inclined steel bars are provided with corresponding bolt holes; the top ends of the vertical steel bars and the inclined steel bars are abutted against the bottom end surface of the platform top plate structure, the vertical steel bars are perpendicular to the bottom end surface of the platform top plate structure, and the two supporting leg structures can support the platform top plate structure; at least one inclined support steel bar is arranged between the upper part of each vertical steel bar and the platform top plate structure, and two ends of each inclined support steel bar are fixedly connected with the vertical steel bars and the platform top plate structure through high-strength bolts; specifically, bolt holes are formed in two ends of each diagonal bracing steel bar, and lug plates with the bolt holes are welded at the bottom ends of the vertical steel bars and the platform top plate structure; the structure can ensure the stability between the supporting leg and the platform top plate structure, prevent twisting and is convenient to split; a plurality of telescopic supporting structures which can be telescopically adjusted in the front and rear directions are arranged at the bottom end of the platform top plate structure in parallel at intervals, a vertical short steel bar is fixedly arranged at the lower part of each inclined steel bar, and a right-angle supporting foot is formed by the vertical short steel bar and the bottom end of each inclined steel bar; specifically, the vertical short steel bars and the inclined steel bars are welded and fixed or integrally formed; when the operation platform device is installed in an elevator shaft, right-angle supporting feet formed by the vertical short steel bars and the bottom ends of the inclined steel bars are abutted against the edge of a floor plate, specifically, the bottom end faces of the inclined steel bars are abutted against the upper end faces of the floor plate, the vertical short steel bars are abutted against the side wall faces of the floor plate, and meanwhile, according to the size of the elevator shaft, the telescopic supporting mechanisms can be telescopically adjusted in the front and back direction, so that a plurality of telescopic supporting structures are abutted against the inner wall of the elevator shaft, the operation platform device is fixedly installed in the elevator shaft, and when workers operate on a platform top plate structure, the right-angle supporting feet and the telescopic supporting structures are stressed, and the supporting leg structure can stably support the platform top plate structure; the operation platform device can be suitable for elevator shafts with a certain size range.
Further inject, side and back side are equallyd divide and do not are equipped with the board that turns over about the top end face of platform roof structure, turn over the board and articulate with platform roof structure, when this platform roof structure installs in the elevator shaft, turn over the board and can set up the inner wall at the elevator shaft, can increase the area of platform roof structure, can shutoff platform roof structure and the clearance between the elevator shaft inner wall, prevent that the workman from stepping on empty and the instrument drops.
Further inject, be equipped with a plurality of lugs on the platform roof structure, can be convenient for hoist and mount this operation platform device through a plurality of lugs.
Further inject, the landing roof structure includes landing slab and skeleton frame, landing slab welded fastening is in the top terminal surface of skeleton frame, and the steadiness of landing roof structure can be ensured to this structure, can reduce the weight of landing slab structure simultaneously.
The top end of each vertical steel bar and the bottom end face of the framework frame, and the top end of each inclined steel bar and the bottom end face of the framework frame are respectively welded with a support plate, the support plates on the vertical steel bars are abutted against the corresponding support plates on the framework frame, and the support plates on the inclined steel bars are abutted against the corresponding support plates on the framework frame, so that the two support leg structures can support a platform top plate structure, the support plates can increase the support area, and the stability is improved; specifically, four supporting plates arranged at the bottom end of the framework frame are respectively close to the front side and the rear side of the framework frame.
Further, the skeleton frame is made of a plurality of section steels in a welded mode, stability of the skeleton frame can be guaranteed, and weight of the skeleton frame can be reduced.
Further inject, flexible bearing structure includes L shape billet, the interval is equipped with a plurality of bolt holes on the shaped steel that extends around on the skeleton frame, the interval is equipped with two at least bolt holes on the L shape billet, and L shape billet is through two at least connecting bolt and shaped steel fixed connection, and the position that can adjust L shape billet in certain extent through connecting bolt's position difference makes L shape billet can offset with the inner wall of elevartor shaft to make this operation platform device can be applicable to the elevartor shaft of certain size range.
Further defined, the vertical steel bars, the diagonal steel bars, the flat transverse steel bars, the connecting steel bars, the diagonal support steel bars and the vertical short steel bars are all made of section steel.
According to the above technical scheme, the utility model provides a pair of pin-connected panel elevartor shaft operation platform device with adjustable, beneficial effect lies in: the operating platform device is ingenious in structural design, convenient to disassemble and assemble, convenient to transport after being disassembled, and capable of reducing the space occupancy rate during transportation and reducing the transportation and transition cost; the operating platform device can be suitable for being installed in an elevator shaft with a certain size range through the telescopic supporting structure, has extremely strong turnover performance, and can effectively reduce the asset allocation cost of enterprises; the operation platform device is stable in structure and can ensure the safety of the operation of workers.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic view of the installation state of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a rear view of the present invention.
Fig. 5 is a sectional view taken along a line a-a in fig. 4.
Fig. 6 is a partial structural diagram of fig. 5 at I.
In the drawings: 1-platform roof structure, 11-platform slab, 12-framework frame, 2-leg structure, 21-vertical steel bar, 22-diagonal steel bar, 23-horizontal steel bar, 24-connecting steel bar, 25-diagonal steel bar, 26-vertical short steel bar, 3-telescopic support structure, 31-L-shaped steel bar, 32-bolt hole, 4-flap, 5-lifting lug, 6-support plate, 7-elevator shaft, 8-floor slab.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 6, an adjustable assembly type elevator shaft operating platform device comprises a platform top plate structure 1 and a supporting leg structure 2; the two supporting leg structures 2 are arranged, and the two supporting leg structures 2 are arranged at the bottom end of the platform top plate structure 1 in parallel and in bilateral symmetry;
the platform top plate structure 1 comprises a platform plate 11 and a framework frame 12, the framework frame 12 is formed by welding a plurality of section steels, and the platform plate 11 is welded and fixed on the top end face of the framework frame 12, so that the stability of the platform top plate structure 1 can be ensured, and the weight of the platform plate 11 structure can be reduced;
each of said leg structures 2 comprises a vertical steel bar 21, an inclined steel bar 22 and a horizontal steel bar 23; the bottom end of the vertical steel bar 21 is welded and fixed with the bottom of the inclined steel bar 22; two horizontal steel bars 23 are arranged, the two horizontal steel bars 23 are arranged between the vertical steel bar 21 and the inclined steel bar 22 in parallel at intervals, and two ends of each horizontal steel bar 23 are respectively welded and fixed with the vertical steel bar 21 and the inclined steel bar 22; the plurality of horizontal steel bars 23 can ensure the stability between the vertical steel bars 21 and the inclined steel bars 22; two connecting steel bars 24 are respectively arranged between two vertical steel bars 21 and between two inclined steel bars 22 of the two supporting leg structures 2, two ends of each connecting steel bar 24 are respectively fixedly connected with the vertical steel bars 21 and the inclined steel bars 22 through high-strength bolts, the two supporting leg structures 2 can be connected and reinforced, and after the connecting steel bars 24 are disassembled, the two supporting leg structures 2 can be disassembled, so that the carrying is convenient, the space occupancy rate during carrying can be reduced, and the carrying transition cost is reduced;
the top end of each vertical steel bar 21 is welded with the bottom end face of the framework frame 12, the top end of each inclined steel bar 22 is welded with the bottom end face of the framework frame 12 to form a support plate 6, the support plate 6 on the vertical steel bar 21 abuts against the corresponding support plate 6 on the framework frame 12, the support plate 6 on the inclined steel bar 22 abuts against the corresponding support plate 6 on the framework frame 12, and the vertical steel bars 21 are perpendicular to the bottom end face of the platform top plate structure 1, so that the two supporting leg structures 2 can support the platform top plate structure 1, the support plates 6 can increase the support area and improve the stability; specifically, four support plates 6 arranged at the bottom end of the skeleton frame 12 are respectively close to the front side and the rear side of the skeleton frame 12;
an inclined support steel bar 25 is arranged between the upper part of each vertical steel bar 21 and the framework frame 12 of the platform top plate structure 1, and two ends of each inclined support steel bar 25 are fixedly connected with the vertical steel bars 21 and the platform top plate structure 1 through high-strength bolts; specifically, bolt holes 32 are respectively formed in two ends of the diagonal support steel bar 25, and lug plates with the bolt holes 32 are welded to the bottom ends of the vertical steel bar 21 and the platform top plate structure 1; the structure can ensure the stability between the supporting leg and the platform top plate structure 1, prevent twisting and is convenient to split;
a plurality of telescopic supporting structures 3 which can be telescopically adjusted in the front-back direction are arranged on a framework frame 12 of the platform top plate structure 1 in parallel at intervals, each telescopic supporting structure 3 comprises an L-shaped steel bar 31, a plurality of bolt holes 32 are arranged on the section steel extending in the front-back direction on the framework frame 12 at intervals, at least two bolt holes 32 are arranged on the L-shaped steel bar 31 at intervals, and the L-shaped steel bar 31 is fixedly connected with the section steel through at least two connecting bolts;
the lower part of each inclined steel bar 22 is fixedly provided with a vertical short steel bar 26, and the vertical short steel bar 26 and the bottom end of the inclined steel bar 22 form a right-angle supporting foot; specifically, the vertical stub bars 26 are welded to the diagonal bars 22 or integrally formed therewith; when this operation platform device was installed in elevartor shaft 7, the right angle that vertical billet 26 and angle bar 22's bottom formed supported the foot and offsets with the arris of floor board 8, specifically, the bottom face of angle bar 22 offsets with the up end of floor board 8, and vertical billet 26 offsets with the lateral wall face of floor board 8, and simultaneously, L shape billet 31 can offset with the inner wall of elevartor shaft 7, and the right angle supports foot and 3 atress of telescopic support structure and enables this platform roof structure 1 of landing leg structure 2 firm support.
In this embodiment, side and back side are equallyd divide and do not are equipped with and turn over board 4 about 11 top end faces of platform roof structure 1, turn over board 4 and are articulated with platform roof structure 1, when this platform roof structure 1 installs in elevartor shaft 7, turn over board 4 and can set up the inner wall at elevartor shaft 7, can increase platform roof structure 1's area, can shutoff platform roof structure 1 and the 7 inner wall between the clearance of elevartor shaft 7, prevent that the workman from stepping on empty and the instrument drops.
In this embodiment, be equipped with a plurality of lugs 5 on platform roof structure 1's the landing slab 11, can be convenient for hoist and mount this operation platform device through a plurality of lugs 5.
In this embodiment, the vertical steel bar 21, the diagonal steel bar 22, the horizontal steel bar 24, the connection steel bar 24, the diagonal support steel bar 25, and the vertical short steel bar 26 are made of steel sections.
The working principle of the embodiment is as follows: when the operating platform device is installed in the elevator shaft 7, the four connecting steel bars 24 are respectively installed between the two vertical steel bars 21 and between the two inclined steel bars 22 through high-strength bolts, so that the two leg structures 2 are connected; according to the size of the elevator shaft 7, the positions of the L-shaped steel bars 31 and connecting bolts on the section steel of the framework frame 12 are adjusted, so that the positions of the L-shaped steel bars 31 are adjusted in the front-back direction, and the L-shaped steel bars 31 can abut against the inner wall of the elevator shaft 7; the vertical steel bars 21 of the two leg structures 2 are fixedly connected with the framework frame 12 through high-strength bolts; hoisting the operating platform to a corresponding position of a floor elevator shaft 7; a right-angle butt formed by the vertical short steel bar 26 and the bottom end of the inclined steel bar 22 butts against an edge of the floor plate 8, specifically, the bottom end face of the inclined steel bar 22 butts against the upper end face of the floor plate 8, the vertical short steel bar 26 butts against the side wall face of the floor plate 8, and meanwhile, the L-shaped steel bar 31 can butt against the inner wall of the elevator shaft 7; when the workman is working on platform roof structure 1, the right angle supports foot and telescopic support structure 3's L shape billet 31 department atress and enables leg structure 2 and firmly supports this platform roof structure 1. The operating platform device is ingenious in structural design, convenient to disassemble and assemble, convenient to transport after being disassembled, and capable of reducing the space occupancy rate during transportation and reducing the transportation and transition cost; the operating platform device can be suitable for being installed in an elevator shaft 7 with a certain size range through the telescopic supporting structure 3, has extremely strong turnover performance, and can effectively reduce the asset allocation cost of enterprises; the operation platform device is stable in structure and can ensure the safety of the operation of workers.
Claims (8)
1. The utility model provides a pin-connected panel elevartor shaft operation platform device with adjustable which characterized in that: comprises a platform top plate structure (1) and a supporting leg structure (2); the two supporting leg structures (2) are arranged, and the two supporting leg structures (2) are arranged at the bottom end of the platform top plate structure (1) in parallel and in bilateral symmetry;
each leg structure (2) comprises a vertical steel bar (21), an inclined steel bar (22) and a horizontal steel bar (23); the bottom end of the vertical steel bar (21) is fixedly connected with the bottom of the inclined steel bar (22); the horizontal steel bars (23) are arranged in a plurality, the horizontal steel bars (23) are arranged between the vertical steel bars (21) and the inclined steel bars (22) in parallel at intervals, and two ends of the horizontal steel bars (23) are fixedly connected with the vertical steel bars (21) and the inclined steel bars (22) respectively;
a plurality of connecting steel bars (24) are respectively arranged between two vertical steel bars (21) and between two inclined steel bars (22) of the two supporting leg structures (2), and two ends of each connecting steel bar (24) are respectively fixedly connected with the vertical steel bars (21) and the inclined steel bars (22) through high-strength bolts;
the top end of each vertical steel bar (21) and each inclined steel bar (22) is abutted against the bottom end face of the platform top plate structure (1), and the vertical steel bars (21) are perpendicular to the bottom end face of the platform top plate structure (1); at least one inclined support steel bar (25) is arranged between the upper part of each vertical steel bar (21) and the platform top plate structure (1), and two ends of each inclined support steel bar (25) are fixedly connected with the vertical steel bars (21) and the platform top plate structure (1) through high-strength bolts;
the bottom of platform roof structure (1) is parallel and the interval is equipped with a plurality of flexible bearing structure (3) that can adjust in front and back direction is flexible, and the lower part of every billet to one side (22) all is fixed and is equipped with vertical billet (26), and vertical billet to one side (26) and the bottom of billet to one side (22) form the right angle and support the foot.
2. The adjustable sectional elevator shaft operating platform assembly of claim 1, wherein: the left side edge, the right side edge and the rear side edge of the top end face of the platform top plate structure (1) are respectively provided with a turning plate (4), and the turning plates (4) are hinged with the platform top plate structure (1).
3. The adjustable sectional elevator shaft operating platform assembly of claim 1, wherein: a plurality of lifting lugs (5) are arranged on the platform top plate structure (1).
4. The adjustable fabricated elevator shaft operating platform assembly of claim 1 or 2, wherein: platform roof structure (1) includes landing slab (11) and skeleton frame (12), and landing slab (11) welded fastening is in the top face of skeleton frame (12).
5. The adjustable sectional elevator shaft operating platform assembly of claim 4, wherein: every the top of vertical billet (21) and the bottom face of skeleton frame (12), the top of every oblique billet (22) and the bottom face of skeleton frame (12) are equallyd divide and are welded respectively and be equipped with backup pad (6), backup pad (6) on vertical billet (21) and skeleton frame (12) on corresponding backup pad (6) offset, backup pad (6) on oblique billet (22) and skeleton frame (12) on corresponding backup pad (6) offset.
6. The adjustable sectional elevator shaft operating platform assembly of claim 4, wherein: the framework frame (12) is made of a plurality of section steels through welding.
7. The adjustable sectional elevator shaft operating platform assembly of claim 6, wherein: the telescopic supporting structure (3) comprises an L-shaped steel bar (31), a plurality of bolt holes (32) are formed in the section steel extending on the framework frame (12) in the front and at the back at intervals, at least two bolt holes (32) are formed in the L-shaped steel bar (31) at intervals, the L-shaped steel bar (31) is fixedly connected with the section steel through at least two connecting bolts, and the positions of the L-shaped steel bar (31) can be adjusted within a certain range through different positions of the connecting bolts.
8. The adjustable sectional elevator shaft operating platform assembly of claim 1, wherein: the vertical steel bars (21), the inclined steel bars (22), the horizontal steel bars (23), the connecting steel bars (24), the inclined supporting steel bars (25) and the vertical short steel bars (26) are all made of section steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020440679.7U CN211923459U (en) | 2020-03-31 | 2020-03-31 | Adjustable split mounting type elevator shaft operating platform device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020440679.7U CN211923459U (en) | 2020-03-31 | 2020-03-31 | Adjustable split mounting type elevator shaft operating platform device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211923459U true CN211923459U (en) | 2020-11-13 |
Family
ID=73349527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020440679.7U Active CN211923459U (en) | 2020-03-31 | 2020-03-31 | Adjustable split mounting type elevator shaft operating platform device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211923459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746737A (en) * | 2020-12-12 | 2021-05-04 | 重庆新久融工程机械设备有限公司 | A turn over board subassembly for lifting foot hand rack protection |
-
2020
- 2020-03-31 CN CN202020440679.7U patent/CN211923459U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746737A (en) * | 2020-12-12 | 2021-05-04 | 重庆新久融工程机械设备有限公司 | A turn over board subassembly for lifting foot hand rack protection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211923459U (en) | Adjustable split mounting type elevator shaft operating platform device | |
| CN214575521U (en) | Operation platform applied to large-span steel limb cornice construction | |
| CN211816942U (en) | Simple and easy erection joint reinforced structure of building steel construction | |
| CN211470603U (en) | Telescopic tower crane passageway | |
| CN214835042U (en) | Basement top plate operation reinforcing structure for heavy crawler crane | |
| CN205314539U (en) | Large -scale cantilever type combination steel form | |
| CN212836642U (en) | Cantilever beam structure | |
| CN212151231U (en) | A general protection platform of floor for construction elevator | |
| CN210289075U (en) | Adjustable elevator shaft operating platform system that can have enough to meet need | |
| CN209907886U (en) | Adjustable assembled stair construction platform | |
| CN210316016U (en) | Quick assembling joint structure with steel skeleton structure | |
| CN113136997A (en) | Supporting device and supporting method for zigzag floor structure | |
| CN208293585U (en) | A kind of high intensity fish belly sill support base | |
| CN219909953U (en) | Bulky concrete bracket structure reinforcing apparatus | |
| CN213062877U (en) | Guide frame of all-steel lifting scaffold | |
| CN217076609U (en) | Self-climbing type discharging platform | |
| CN218176397U (en) | Steel structure stair for power plant building | |
| CN218862045U (en) | High-strength steel structure platform plate | |
| CN211923491U (en) | Scaffold board mounting structure for attached lifting scaffold | |
| CN218970751U (en) | Large-span steel truss gallery deflection control temporary buttress device | |
| CN217975531U (en) | Reinforced structure of building beam body | |
| CN215858984U (en) | Integral lifting type platform of elevator shaft inner formwork support system | |
| CN219196841U (en) | Special steel corbel support replacing structure | |
| CN217500995U (en) | Anti-tilting device for building side column protection platform | |
| CN217299709U (en) | Scaffold for construction of building engineering of avoiding slope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |