Steel bar truss floor support plate hoisting tool
By designing a special lifting tool for steel truss bearing plates, the combined structure of rebar and support steel is used to avoid tightening and extruding the bottom of steel truss bearing plates by the suspender, and the problem of avoiding damage to the plate during lifting is solved. , achieving safe and efficient lifting, reducing economic losses and delays in construction.
Patent Information
- Application Number
- CN202420857986.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-24
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-24
AI Technical Summary
During the lifting of existing steel bar truss bearing plates, the suspender tightens and squeezes the bottom of the bottom steel bar truss bearing plate, resulting in serious damage to the undisassembled plate, making the bottom steel bar truss bearing plate unusable, causing economical Losses and delays in construction.
A special steel bar truss floor bearing plate lifting tool was designed. By setting rebar and support steel between the concrete cast layer and the frame steel bar layer, the cooperation of the suspenders and lifting equipment is used to avoid contact between the suspenders and the concrete and the undisassembled plate. This will achieve safe lifting.
It effectively avoids damage to the cement layer and undisassembled plates of the steel bar truss floor bearing plates, reduces subsequent rework and economic losses, and avoids delays in construction periods.
Smart Images
Figure CN222159498U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building construction, in particular to a steel bar truss floor deck hoisting tool. Background Art
[0002] A reinforced truss floor deck refers to a floor component used in building structures, usually composed of steel bars and concrete, with high bearing capacity and stability.
[0003] However, after the existing steel truss floor deck is prepared, it needs to be centrally hoisted and transferred. In the specific process, the personnel need to put the prepared steel truss floor deck together, then take out the sling and pass the sling through the bottom wall of the bottom steel truss floor deck, and then centrally fix the upper end of the sling and connect it to the hook of the lifting equipment, and the lifting equipment can lift the steel truss floor deck through the sling;
[0004] However, the above-mentioned lifting and placement will cause the slings to tighten and squeeze the bottom of the lowest steel truss floor deck, resulting in serious damage to the bottom formwork of the non-removal plate, making the bottom steel truss floor deck unusable and requiring reprocessing, resulting in economic losses and construction delays. Therefore, the existing steel truss floor deck lifting device has certain shortcomings.
[0005] In summary, it is necessary to invent a lifting tool for steel truss floor decking. Utility Model Content
[0006] To this end, the utility model provides a steel truss floor deck lifting tool to solve the problem that the above-mentioned lifting and placement will cause the sling to tighten and squeeze the bottom of the lowest steel truss floor deck, resulting in serious damage to the bottom formwork of the free-to-remove plate, making the bottom steel truss floor deck unusable.
[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel truss floor deck lifting tool, used to lift the steel truss floor deck body, the steel truss floor deck body includes a concrete casting layer, supporting steel bars are installed above the concrete casting layer, and a lifting device mechanism for lifting the steel truss floor deck is arranged between the concrete casting layer and the supporting steel bars.
[0008] Preferably, support steel bars are fixed to the top of the outer wall of the concrete pouring layer and at positions corresponding to the frame steel bar layers, and the frame steel bar layers are welded to the support steel bars at corresponding positions.
[0009] Preferably, the hanger mechanism is threaded steel bars, the threaded steel bars penetrate the gaps between the frame steel bar layers, and the number of the threaded steel bars is two.
[0010] Preferably, annular grooves are provided at both ends of the two threaded steel bars and on both sides of the frame steel bar layer, and slings a are fixedly tied to the annular grooves, and the number of slings a is four.
[0011] Preferably, a hanging block is arranged above the top of the outer wall of the uppermost frame steel bar layer, the end of the hanging belt a away from the threaded steel bar is fixed to the side end of the outer wall of the hanging block, and a hook a connected to the lifting equipment is fixed above the top of the outer wall of the hanging block.
[0012] Preferably, the lifting device mechanism is support steel a, which runs horizontally between the concrete casting layer and the frame steel bar layer. A support steel b is arranged below the bottom end of the outer wall of the support steel a, and the support steel b runs vertically between the concrete casting layer and the frame steel bar layer. The support steel a and the support steel b are arranged vertically.
[0013] Preferably, an embedding groove is provided at the top of the outer wall of the supporting steel b and at the center of the connection with the bottom end of the outer wall of the supporting steel a, and the bottom end of the outer wall of the supporting steel a is connected to the inner wall of the embedding groove.
[0014] Preferably, a cross beam is arranged above the top of the outer wall of the uppermost frame steel bar layer, and the cross beam corresponds to the position where the support steel a and the support steel b are arranged. The four ends of the support steel a are fixed with slings b, and the bottom ends of the slings b are tied and fixed to the outer walls of the protruding ends of the support steel a and the support steel b.
[0015] Preferably, a sling mounting seat is fixedly connected to the center of the top end of the outer wall of the cross beam, and a hook b connected to the lifting equipment is fixed above the top end of the outer wall of the sling mounting seat.
[0016] The beneficial effects of the utility model are:
[0017] In the utility model, a special hoist is designed to collectively transport the stacked steel truss floor decking plates, thereby avoiding damage to the cement layer and the non-removal plate of the bottom steel truss floor decking plates, and at the same time avoiding the subsequent repair of the damaged steel truss floor decking plates by personnel, thereby reducing economic losses and avoiding construction delays. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a partial structural schematic diagram of the first embodiment of the utility model in the front view direction;
[0019] Figure 2 This is a partial structural schematic diagram of an embodiment of the utility model from a side view;
[0020] Figure 3 This is a partial structural schematic diagram of the second embodiment of the utility model in the front view direction;
[0021] Figure 4It is a schematic diagram of the three-dimensional structure of the connection between the support steel a and the support steel b in the utility model.
[0022] In the figure: 100, concrete pouring layer; 110, frame steel bar layer; 120, supporting steel bar; 200, threaded steel bar; 210, sling a; 220, lifting block; 230, hook a; 300, supporting steel a; 310, supporting steel b; 311, embedded groove; 320, sling b; 330, cross beam; 340, sling mounting seat; 341, hook b. DETAILED DESCRIPTION
[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.
[0024] Embodiment 1:
[0025] See attached Figure 1-2 The utility model provides a steel truss floor deck hoisting tool, which is used to hoist the main body of the steel truss floor deck. The main body of the steel truss floor deck includes a concrete pouring layer 100, and a supporting steel bar 120 is installed above the concrete pouring layer 100. The top of the outer wall of the concrete pouring layer 100 and the corresponding position of the frame steel bar layer 110 are fixed with supporting steel bars 120. The frame steel bar layer 110 is welded to the supporting steel bars 120 at the corresponding position. The concrete pouring layer 100, the frame steel bar layer 110 and the supporting steel bars 120 constitute the steel truss floor deck, and the non-disassembly plate is usually installed at the bottom of the outer wall of the concrete pouring layer 100;
[0026] A lifting device mechanism for lifting the steel truss floor deck is arranged between the concrete casting layer 100 and the supporting steel bars 120. The lifting device mechanism is a threaded steel bar 200. The threaded steel bar 200 runs through the gap between the frame steel bar layer 110 and the frame steel bar layer 110. There are two threaded steel bars 200. The threaded steel bars 200 can be carried between the concrete casting layer 100 and the frame steel bar layer 110, so that the sling does not contact the concrete casting layer 100 and the disassembly-free plate. Annular grooves are provided at both ends of the two threaded steel bars 200 and on both sides of the frame steel bar layer 110. The annular grooves are provided to fix the bottom end of the sling a210 to the end of the threaded steel bar 200, so as to avoid the sling a210 from contacting the concrete casting layer 100. A sling a210 is fixedly tied on the annular groove, and four slings a210 are arranged. A lifting block 220 is arranged above the top of the outer wall of the uppermost frame steel bar layer 110. The lifting block 220 is arranged to fix the upper end of the sling a210 together, and the end of the sling a210 away from the threaded steel bar 200 is fixed to the side end of the outer wall of the lifting block 220. A hook a230 connected to the lifting equipment is fixed above the top of the outer wall of the lifting block 220, and the hook a230 is arranged to connect the upper end of the lifting block 220 with the lifting equipment, so that the lifting equipment can lift and carry the stacked steel truss floor decking with the sling a210 and the threaded steel bar 200 through the cooperation of the lifting block 220 and the hook a230.
[0027] The use process of the utility model is as follows: first, personnel can stack the produced steel truss floor decking plates together, and then personnel can take out the threaded steel bars 200 and insert two threaded steel bars 200 between the concrete casting layer 100 and the frame steel bar layer 110. At the same time, personnel can connect the hook of the lifting equipment with the hook a230, and then move the lifting block 220 to the top of the stacked steel truss floor decking plates. Then personnel can tie and fix the sling a210 on the two ends of the threaded steel bars 200. After the fixation is completed, the lifting equipment can lift the sling a210 and the lifting block 220, and the upper end of the set threaded steel bars 200 will abut against the frame steel bar layer 110, and the stacked steel truss floor decking plates above will be compressed, and the threaded steel bars 200 can avoid contact with the non-disassembly plate of the concrete casting layer 100, thereby avoiding damage to the non-disassembly plate, and eliminating the need for subsequent personnel to re-manufacture the steel truss floor decking plates at the bottom.
[0028] Embodiment 2:
[0029] Reference Figure 3-4Compared with the first embodiment, the present embodiment is different in that: the sling mechanism is a support steel a300, the support steel a300 runs horizontally between the concrete casting layer 100 and the frame steel bar layer 110, a support steel b310 is arranged below the bottom end of the outer wall of the support steel a300, the support steel b310 runs vertically between the concrete casting layer 100 and the frame steel bar layer 110, the support steel a300 and the support steel b310 are arranged vertically, and an embedding groove 311 is provided at the top of the outer wall of the support steel b310 and the center connection with the bottom end of the outer wall of the support steel a300, the bottom end of the outer wall of the support steel a300 is connected to the inner wall of the embedding groove 311, and the support steel b310 can be clamped to the support steel a300 through the embedding groove 311, so that the support steel a300 and the support steel b310 can form a cross shape, thereby supporting the bottom end of the frame steel bar layer 110, and the cross support is compared with the two-end support. The support has better stability. A cross beam 330 is arranged above the top of the outer wall of the uppermost frame steel bar layer 110. The cross beam 330 corresponds to the position where the support steel a300 and the support steel b310 are arranged. The cross beam 330 is aligned with the ends of the support steel a300 and the support steel b310, so that the sling b320 can bind and fix the protruding ends of the support steel a300 and the support steel b310. The four ends of the support steel a300 are fixed with slings b320, and the bottom ends of the slings b320 are bound and fixed to the outer walls of the protruding ends of the support steel a300 and the support steel b310. A sling mounting seat 340 is fixedly connected to the center of the top of the outer wall of the cross beam 330. A hook b341 connected to the lifting equipment is fixed above the top of the outer wall of the sling mounting seat 340. The sling mounting seat 340 and the hook b341 are arranged to connect the upper end of the cross beam 330 with the lifting equipment.
[0030] First, the personnel can stack the produced steel truss floor decks together, and then they can take out the supporting steel a300 and the supporting steel b310, and insert the two supporting steels a300 and b310 between the concrete pouring layer 100 and the frame steel layer 110, and then clamp and place them. At the same time, the personnel can connect the hook of the lifting equipment with the lifting device mounting seat 340 and the hook b341, and then move the cross beam 330 to the top of the stacked steel truss floor deck, and then the personnel can tie the sling b320 to the supporting steel a30 0 and the two ends of the supporting steel b310, after the fixation is completed, the lifting equipment can support the steel a300 and the supporting steel b310 to lift the stacked steel truss floor decking, and the upper ends of the supporting steel a300 and the supporting steel b310 will abut against the frame steel layer 110, and at the same time the stacked steel truss floor decking on the top will be compressed, and the supporting steel a300 and the supporting steel b310 can avoid contact with the non-dismantling plate of the concrete pouring layer 100, thereby avoiding damage to the non-dismantling plate and eliminating the need for subsequent personnel to re-manufacture the steel truss floor decking at the bottom.
[0031] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.
Claims
1. A steel truss floor deck hoisting tool, used for hoisting a steel truss floor deck body, wherein the steel truss floor deck body comprises a concrete pouring layer (100), and support steel bars (120) are installed above the concrete pouring layer (100), characterized in that: A hoisting device mechanism for hoisting the steel bar truss floor deck is provided between the concrete pouring layer (100) and the supporting steel bars (120).
2. The steel bar truss floor deck hoisting tool according to claim 1 is characterized in that: Support steel bars (120) are fixed at the top of the outer wall of the concrete pouring layer (100) and at positions corresponding to the frame steel bar layers (110), and the frame steel bar layers (110) are welded to the support steel bars (120) at corresponding positions.
3. The steel bar truss floor deck hoisting tool according to claim 1 is characterized by: The hanger mechanism is a threaded steel bar (200), the threaded steel bar (200) penetrates the gap between the frame steel bar layers (110) and the frame steel bar layers (110), and the number of the threaded steel bars (200) is two.
4. The steel bar truss floor deck hoisting tool according to claim 3 is characterized in that: Annular grooves are provided at both ends of the two threaded steel bars (200) and on both sides of the frame steel bar layer (110), and slings a (210) are fixedly tied to the annular grooves. The number of slings a (210) provided is four.
5. The steel bar truss floor deck hoisting tool according to claim 4 is characterized in that: A lifting block (220) is arranged above the top of the outer wall of the uppermost frame steel bar layer (110), and one end of the lifting belt a (210) away from the threaded steel bar (200) is fixed to the side end of the outer wall of the lifting block (220), and a lifting hook a (230) connected to the lifting equipment is fixed above the top of the outer wall of the lifting block (220).
6. The steel bar truss floor deck hoisting tool according to claim 1, characterized in that: The hanger mechanism is a support steel a (300), and the support steel a (300) is horizontally passed through between the concrete casting layer (100) and the frame steel bar layer (110). A support steel b (310) is arranged below the bottom end of the outer wall of the support steel a (300), and the support steel b (310) is vertically passed through between the concrete casting layer (100) and the frame steel bar layer (110). The support steel a (300) and the support steel b (310) are arranged vertically.
7. The steel bar truss floor deck hoisting tool according to claim 6, characterized in that: An embedding groove (311) is provided at the top of the outer wall of the support steel b (310) and at the center of the connection with the bottom end of the outer wall of the support steel a (300), and the bottom end of the outer wall of the support steel a (300) is connected to the inner wall of the embedding groove (311).
8. The steel bar truss floor deck hoisting tool according to claim 7, characterized in that: A cross beam (330) is arranged above the top of the outer wall of the uppermost frame steel bar layer (110), and the cross beam (330) corresponds to the position where the support steel a (300) and the support steel b (310) are arranged. The four ends of the support steel a (300) are fixed with slings b (320), and the bottom ends of the slings b (320) are tied and fixed to the outer walls of the protruding ends of the support steel a (300) and the support steel b (310).
9. The steel bar truss floor deck hoisting tool according to claim 8, characterized in that: A sling mounting seat (340) is fixedly connected to the center of the top end of the outer wall of the cross beam (330), and a hook b (341) connected to a lifting device is fixed above the top end of the outer wall of the sling mounting seat (340).