CN219908591U - Quick assembly and disassembly trolley for bridge guardrail construction - Google Patents
Quick assembly and disassembly trolley for bridge guardrail construction Download PDFInfo
- Publication number
- CN219908591U CN219908591U CN202320819632.5U CN202320819632U CN219908591U CN 219908591 U CN219908591 U CN 219908591U CN 202320819632 U CN202320819632 U CN 202320819632U CN 219908591 U CN219908591 U CN 219908591U
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- frame body
- trolley
- rod
- way pipe
- quick assembly
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The quick assembly and disassembly trolley for bridge guardrail construction comprises a trolley main body, wherein a detachable frame body is arranged on the trolley main body, one side of the detachable frame body is fixedly provided with a fixed pulley, a lifting rope is wound on the fixed pulley, one end of the lifting rope is fixed on a hanging basket, and the other end of the lifting rope is wound on a wire reel at the output end of a lifting motor of the hanging basket; the trolley main body comprises a bottom frame, a movable wheel is rotatably arranged at the lower end of the bottom frame, and the movable wheel is driven to rotate by a driving device; an electric jack is fixed at the upper end of the underframe, and the electric jack drives the detachable frame body to ascend and descend; the detachable frame body comprises rod bodies, and adjacent rod bodies are detachably connected and locked through connecting joints to form the frame body. The quick assembly and disassembly trolley for bridge guardrail construction provided by the utility model can adjust the height of the hanging basket and is convenient to allocate.
Description
Technical Field
The utility model relates to a construction trolley, in particular to a quick assembly and disassembly trolley for bridge guardrail construction.
Background
In the construction process of the bridge engineering cast-in-situ guardrail, how to safely and efficiently install the template is always one of engineering difficulties. In the guardrail template installation process, a worker can finish the template on the bridge surface after construction, and the template on the outer side of the bridge faces a free surface, so that the worker is difficult to finish the template installation. At present, the existing guardrail construction trolley is large in size, inconvenient to allocate remotely, fixed in trolley structure and incapable of achieving guardrail construction universality of different sizes.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a quick assembly and disassembly trolley for bridge guardrail construction, which is convenient for workers to install a guardrail template on the outer side of a bridge and convenient for height adjustment.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the quick assembly and disassembly trolley for bridge guardrail construction comprises a trolley main body, wherein a detachable frame body is arranged on the trolley main body, one side of the detachable frame body is fixedly provided with a fixed pulley, a lifting rope is wound on the fixed pulley, one end of the lifting rope is fixed on a hanging basket, and the other end of the lifting rope is wound on a wire reel at the output end of a lifting motor of the hanging basket;
the trolley main body comprises a bottom frame, a movable wheel is rotatably arranged at the lower end of the bottom frame, and the movable wheel is driven to rotate by a driving device; an electric jack is fixed at the upper end of the underframe, and the electric jack drives the detachable frame body to ascend and descend;
the detachable frame body comprises rod bodies, and adjacent rod bodies are detachably connected and locked through connecting joints to form the frame body.
The connecting joint is a two-way pipe joint or a three-way pipe joint, the two-way pipe joint or the three-way pipe joint is in threaded connection with a pressing pin buckle at the corresponding joint position, and the pressing pin buckle is connected with a corresponding rod body.
The pressing pin buckle comprises a nut, a pull rod is arranged on the nut in an axial sliding mode, a limiting ring is arranged on the pull rod, a pressure spring is sleeved on one side of the limiting ring on the pull rod, the pressure spring ejects the pull rod, and one end of the pull rod is clamped with a positioning hole in the rod body.
The utility model discloses a quick assembly and disassembly trolley for bridge guardrail construction, which has the following technical effects:
1) The detachable frame body is arranged, so that the size of the trolley is reduced after the detachable frame body is detached, and the equipment is convenient to allocate and transfer.
2) The rod body is inserted into the two-way pipe joint or the three-way pipe joint, and the push pin is used for clamping or loosening in a pulling mode, so that the two-way pipe joint or the three-way pipe joint is convenient to detach or assemble, and the efficiency is improved.
3) The movable trolley structure and the lifting basket structure are combined, so that the flexibility of the device can be improved, and the guardrail construction with different sizes can be realized.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a front view of the present utility model.
Fig. 2 is a partial left side view of the present utility model.
Fig. 3 is a first schematic view of the connection joint of the present utility model.
Fig. 4 is a second schematic view of the connection joint of the present utility model.
Fig. 5 is a third schematic view of the connection joint in the present utility model.
FIG. 6 is a schematic view of the connection of the push button in the present utility model.
Fig. 7 is a left side view of the basket of the present utility model.
In the figure: the trolley comprises a trolley main body 1, a detachable frame body 2, a fixed pulley 3, a lifting rope 4, a hanging basket 5, a lifting motor 6, a guide rod 7, a bottom frame 1.1, a moving wheel 1.2, a driving device 1.3, an electric jack 1.4, a rod body 2.1, a connecting joint 2.2, a two-way pipe joint 2.2.1, a three-way pipe joint 2.2.2, a pressing pin buckle 2.2.3, a nut 2.3, a pull rod 2.4, a limiting ring 2.5, a pressure spring 2.6, a positioning hole 2.7, a driving motor 1.3.1 and a belt conveying mechanism 1.3.2.
Detailed Description
As shown in fig. 1-2, a quick assembly and disassembly trolley for bridge guardrail construction comprises a trolley main body 1, wherein the trolley main body 1 comprises a chassis 1.1, and the chassis 1.1 is a frame structure formed by welding cross beams and longitudinal beams. The frame structure is rotatably provided with rotating shafts through bearing assemblies in the front and back, and two ends of each rotating shaft are fixed with movable wheels 1.2. In order to drive the movement wheel 1.2 in rotation, one of the shafts is driven in rotation by a drive 1.3. The driving device 1.3 comprises a driving motor 1.3.1, the driving motor 1.3.1 is arranged on the underframe 1.1, the driving motor 1.3.1 drives the rotating shaft to rotate through the belt conveying mechanism 1.3.2, and then the movable wheel 1.2 is enabled to rotate, so that front and back movement of the trolley is realized. Four supports are welded at the upper end of the underframe 1.1, an electric jack 1.4 is mounted on each support, the output end of the electric jack 1.4 is connected with the detachable frame body 2, the detachable frame body 2 is electrically controlled to lift and fall through the electric jack 1.4, the whole lifting and lowering of the trolley are realized, and the height of the trolley is convenient to adjust according to the height of the guardrail in the construction process.
As shown in fig. 1-2, the detachable frame 2 includes a rod 2.1, and the rod 2.1 includes a longitudinal rod, a transverse rod, and a vertical rod. The adjacent rod bodies 2.1 are detachably connected and locked through the connecting joint 2.2 to form a frame body. Through setting up detachable support body, guarantee that the device is allocated, it is more convenient to shift.
As shown in fig. 3-5, the connection joint 2.2 is a two-way pipe joint 2.2.1 or a three-way pipe joint 2.2.2, the corresponding interface position of the two-way pipe joint 2.2.1 or the three-way pipe joint 2.2.2 is in threaded connection with a pressing pin buckle 2.2.3, and after the rod body 2.1 is inserted into the corresponding two-way pipe joint 2.2.1 or the three-way pipe joint 2.2, the pressing pin buckle 2.2.3 is in clamping connection with the corresponding rod body 2.1.
As shown in fig. 6, the pressing pin buckle 2.2.3 includes a nut 2.3, the nut 2.3 is in threaded connection with the two-way pipe joint 2.2.1 or the three-way pipe joint 2.2.2, a pull rod 2.4 is axially slidably arranged in the center of the nut 2.3, a limit ring 2.5 is installed at one end of the pull rod 2.4 far away from the pull head, a pressure spring 2.6 is sleeved on the pull rod 2.4 between the limit ring 2.5 and the inner end surface of the nut 2.3, the pressure spring 2.6 ejects the pull rod 2.4, and one end of the pull rod 2.4 is in clamping connection with a positioning hole 2.7 in the rod body 2.1. When the disassembly is needed, the pull head of the pull rod 2.4 is pulled outwards, the pull rod 2.4 is separated from the positioning hole 2.7, and the rod body 2.1 can be taken out to realize the disassembly.
As shown in fig. 1-2, one side of the detachable frame body 2 extends out of two groups of cantilevers fixed side by side, and the two groups of cantilevers are connected through a plurality of cross bars to ensure strength. Two groups of cantilevers are respectively provided with a fixed pulley 3, and each fixed pulley 3 is winded with a lifting rope 4. One end of each of the two lifting ropes 4 is tied to the left and right of one end of the hanging basket 5, the other ends of the two lifting ropes 4 are fixed on the same wire spool, and the wire spool is driven to rotate by the lifting motor 6. When the lifting motor 6 rotates, the wire spool is driven to rotate, so that the synchronous adjustment of the lengths of the two lifting ropes 4 extending out of the wire spool is realized, and the height of the hanging basket 5 relative to the top cantilever of the detachable frame body 2 is adjusted.
As shown in fig. 1, a guide rod 7 is fixed on one side of the basket 5, and the guide rod 7 is formed by detachably connecting an upper section of branch pipe and a lower section of branch pipe through a straight two-way pipe joint 2.2.1 and a corresponding pressing pin buckle 2.2.3. The upper end of the guide rod 7 can pass through the through holes of the cantilevers or the through holes of the cross bars between the cantilevers. The hanging basket 5 can be stably lifted in the lifting process of the hanging basket 5.
And the corresponding hanging basket 5 and the trolley main body 1 are respectively provided with an electric box, and the electric boxes provide power for the corresponding motor or electric jack 1.4 and control the actions of the corresponding motor or electric jack through corresponding buttons.
Working principle and process:
1) Before construction, the detachable frame body 2 is spliced and is reliably connected with the trolley main body 1. The lifting rope 4 is installed, and the lifting of the hanging basket 5 can be realized. And after the splicing installation is completed, the trolley counterweight is properly added, so that the trolley is prevented from overturning in the construction process.
2) The trolley is moved to a construction place by starting the driving motor 1.3.1; the trolley height is adjusted by lifting the electric jack 1.4; simultaneously, the lifting motor 6 is started, the height of the hanging basket 5 is adjusted, and workers enter the construction hanging basket.
3) The worker continuously adjusts the height position of the construction hanging basket through the lifting motor 6 so as to reach a proper height for construction; meanwhile, the horizontal position of the hanging basket in the construction operation process is adjusted by advancing and retreating the trolley; after the construction is completed, the trolley is disassembled and transported to the next operation point for construction.
Claims (3)
1. The utility model provides a bridge guardrail construction is with quick assembly disassembly platform truck which characterized in that: the lifting device comprises a trolley main body (1), wherein a detachable frame body (2) is arranged on the trolley main body (1), a fixed pulley (3) is fixed on one side of the detachable frame body (2), a lifting rope (4) is wound on the fixed pulley (3), one end of the lifting rope (4) is fixed on a hanging basket (5), and the other end of the lifting rope (4) is wound on a wire reel at the output end of a lifting motor (6) of the hanging basket (5);
the trolley main body (1) comprises a bottom frame (1.1), a movable wheel (1.2) is rotatably arranged at the lower end of the bottom frame (1.1), and the movable wheel (1.2) is driven to rotate through a driving device (1.3); an electric jack (1.4) is fixed at the upper end of the underframe (1.1), and the electric jack (1.4) drives the detachable frame body (2) to lift up and down;
the detachable frame body (2) comprises rod bodies (2.1), and adjacent rod bodies (2.1) are detachably connected and locked through connecting joints (2.2) to form the frame body.
2. The quick assembly disassembly platform truck for bridge railing construction of claim 1, wherein: the connecting joint (2.2) is a two-way pipe joint (2.2.1) or a three-way pipe joint (2.2.2), the corresponding interface position on the two-way pipe joint or the three-way pipe joint is in threaded connection with a pressing pin buckle (2.2.3), and the pressing pin buckle (2.2.3) is connected with a corresponding rod body (2.1).
3. The quick assembly disassembly platform truck for bridge railing construction of claim 2, wherein: the pressing pin buckle (2.2.3) comprises a nut (2.3), a pull rod (2.4) is arranged on the nut (2.3) in an axial sliding mode, a limiting ring (2.5) is arranged on the pull rod (2.4), a pressure spring (2.6) is sleeved on one side of the limiting ring (2.5) on the pull rod (2.4), the pressure spring (2.6) ejects the pull rod (2.4), and one end of the pull rod (2.4) is clamped with a positioning hole (2.7) in the rod body (2.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819632.5U CN219908591U (en) | 2023-04-13 | 2023-04-13 | Quick assembly and disassembly trolley for bridge guardrail construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320819632.5U CN219908591U (en) | 2023-04-13 | 2023-04-13 | Quick assembly and disassembly trolley for bridge guardrail construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908591U true CN219908591U (en) | 2023-10-27 |
Family
ID=88464284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320819632.5U Active CN219908591U (en) | 2023-04-13 | 2023-04-13 | Quick assembly and disassembly trolley for bridge guardrail construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219908591U (en) |
-
2023
- 2023-04-13 CN CN202320819632.5U patent/CN219908591U/en active Active
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