CN220704329U - Workbench for bridge deck system construction - Google Patents
Workbench for bridge deck system construction Download PDFInfo
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- CN220704329U CN220704329U CN202322113744.1U CN202322113744U CN220704329U CN 220704329 U CN220704329 U CN 220704329U CN 202322113744 U CN202322113744 U CN 202322113744U CN 220704329 U CN220704329 U CN 220704329U
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- trolley
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- 238000010276 construction Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a workbench for bridge deck system construction, and relates to the technical field of building engineering. The technical characteristics include: the trolley frame is provided with moving wheels, and an intelligent numerical control tensioning machine and a storage box are fixed above the trolley frame; a front vertical frame which is arranged at the front end part of the upper surface of the trolley frame, wherein the upper end part of the front vertical frame is horizontally provided with a horizontal frame which extends out of the front of the trolley frame; the vertical guide cylinder is vertically arranged at the front end of the horizontal frame; the vertical lifting rod is coaxially arranged in the vertical guide cylinder in a penetrating way and slides in the vertical guide cylinder; one end of the horizontal fixing plate is rotatably connected with the lower end part of the vertical lifting rod, and a tensioning jack is fixed on the horizontal fixing plate; and the lifting driving mechanism is arranged on the vertical guide cylinder body and used for driving the vertical lifting rod to move in a lifting manner.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a workbench trolley for bridge deck system construction.
Background
At present, the bridge pier top hogging moment prestress beam tensioning operation is carried out, the traditional hanging basket construction is adopted, workers need to carry the hogging moment tensioning jack up and down, the operation is extremely inconvenient, the working efficiency is low, and a certain safety risk exists.
As in the prior art, the utility model patent with the patent number of CN211547389U belongs to a bridge side beam hogging moment construction mobile platform. The hanging basket platform is hung at the beam toothed plate of the lower end of the bridge deck, the whole hanging basket platform is isosceles triangle and can be folded towards the direction of the movable trolley, and the upper end of the hanging basket platform is hung with the movable rod on the movable trolley through the hook at the top of the vertical hanging rod. The utility model can suspend the hanging basket platform in the narrow gap of the left and right width of the bridge, and the hanging basket platform is driven by the moving trolley to move to the side beam toothed plate to carry out hogging moment construction, and has the advantages of simple structure, light weight, high strength, simple and convenient installation, strong universality, high construction efficiency and good protection effect.
However, the action is equivalent to that of a bridge deck system construction hanging basket, a worker still needs to carry the hogging moment tensioning jack up and down, the operation is extremely inconvenient, and the safety risk of the worker in the carrying process is high.
In the prior art, the utility model patent with the patent number of CN211547389U aims to solve the problems that the working efficiency is low and the safety is low when the existing constructor stretches the hogging moment. The inside of frame is fixed and is provided with the bearing groove, the inside of bearing groove is fixed and is provided with the bearing, the inside of bearing is provided with the screw thread post, the screw thread is provided with the thread bush on the outer wall of screw thread post, and the thread bush rotates with the bearing and be connected, the fixed linking arm that is provided with in top of thread bush one side, the fixed work platform that is provided with in below of screw thread post, the inside of work platform is fixed and is provided with the spout, and the spout is provided with two, work platform's top is provided with the slide, the slide passes through pulley and spout sliding connection, fixedly on the slide is provided with the jack seat, fixed mounting has the stretch-draw jack on the jack seat.
But only can be applied to middle beam construction, cannot be applied to bridge side beam construction, and has higher requirements on the flatness of the operation site.
In order to solve the problems that the working efficiency is low and the safety is low when the existing constructors stretch the hogging moment, a working trolley for bridge deck construction is designed.
Disclosure of Invention
The utility model aims to provide a workbench for bridge deck construction, which is used for carrying out negative bending moment tensioning operation of a bridge pier top through a trolley transportation, lifting and tensioning jack so as to achieve the purposes of improving work efficiency and reducing safety risks.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model relates to a workbench for bridge deck system construction, which comprises the following components:
the trolley frame is provided with moving wheels, and an intelligent numerical control tensioning machine and a storage box are fixed above the trolley frame;
a front vertical frame which is arranged at the front end part of the upper surface of the trolley frame, wherein the upper end part of the front vertical frame is horizontally provided with a horizontal frame which extends out of the front of the trolley frame;
the vertical guide cylinder is vertically arranged at the front end of the horizontal frame;
the vertical lifting rod is coaxially arranged in the vertical guide cylinder in a penetrating way and slides in the vertical guide cylinder;
one end of the horizontal fixing plate is rotatably connected with the lower end part of the vertical lifting rod, and a tensioning jack is fixed on the horizontal fixing plate;
and the lifting driving mechanism is arranged on the vertical guide cylinder body and used for driving the vertical lifting rod to move in a lifting manner.
Further, the movable wheels comprise fixed wheels arranged on the trolley frame and close to the front end part of the front vertical frame, and universal wheels arranged on the rear end part of the trolley frame.
Further, the intelligent numerical control tensioning machine is used for controlling the tensioning jack to operate.
Further, the lifting driving mechanism comprises a chain block, the chain block is fixedly arranged on the vertical guide cylinder body, and a lifting chain of the chain block is connected with the lower end part of the vertical lifting rod.
Further, a reinforcing connecting rod is connected between the front vertical frame and the trolley frame.
Further, a reinforcing support plate is arranged between the front vertical frame and the horizontal frame.
Further, the upper end of the vertical lifting rod is provided with a threaded groove for being in threaded connection with another vertical lifting rod with a threaded rod so as to extend the service length of the vertical lifting rod, and the vertical lifting rod is coaxially connected with one of the other continuous vertical lifting rods.
In the technical scheme, the workbench trolley for bridge deck system construction has the following beneficial effects:
(1) The construction is convenient and the construction period is shortened. The traditional tensioning equipment is heavy and inconvenient to move. The utility model can freely move, lift and stretch the equipment, improve the construction efficiency and shorten the construction period.
(2) The construction difficulty is reduced, and the safety risk is reduced. The lifting driving mechanism is used for adjusting the height and the position of the jack, and workers are not required to carry the jack on the hanging basket. The jack is fixed stable, removes safe and reliable, eliminates the risk of falling.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of a working truck for bridge deck construction according to an embodiment of the present utility model;
FIG. 2 is a top view of a work truck for bridge deck system construction according to an embodiment of the present utility model;
fig. 3 is a schematic view of threaded connection of two vertical lifting rods of a workbench truck for bridge deck system construction according to an embodiment of the utility model.
Reference numerals illustrate:
1. a carriage frame; 2. an intelligent numerical control stretching machine; 3. a storage box; 4. a front vertical frame; 5. a horizontal frame; 6. a vertical guide cylinder; 7. a vertical lifting rod; 8. a horizontal fixing plate; 9. tensioning jack; 10. a fixed wheel; 11. a universal wheel; 12. chain block; 13. reinforcing the connecting rod; 14. reinforcing the support plate; 15. a thread groove; 16. a threaded rod.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
See fig. 1-3;
a workstation car for bridge deck system construction of this embodiment includes:
the trolley frame 1 is provided with moving wheels, so that the device is convenient to move, an intelligent numerical control tensioning machine 2 and a storage box 3 are fixed above the trolley frame 1, and the front storage box 3 is used for storing construction tools; the rear part is an intelligent numerical control tensioning machine 2, the pressure can be controlled, the balance of the whole trolley is ensured by taking the intelligent numerical control tensioning machine as a counterweight, the intelligent numerical control tensioning machine 2 is in the prior art, and the specific control and the use of the intelligent numerical control tensioning machine are all common knowledge well known to the workers in the field, and are not repeated herein;
a front vertical frame 4 provided at a front end portion of an upper surface of the carriage frame 1, the upper end portion of the front vertical frame 4 being horizontally provided with a horizontal frame 5 extending out of the front of the carriage frame 1, the front vertical frame 4 being configured to support the horizontal frame 5 so as to protrude forward of the carriage frame 1;
a vertical guide cylinder 6 vertically provided at the front end of the horizontal frame 5;
the vertical lifting rod 7 is coaxially arranged in the vertical guide cylinder 6 in a penetrating way and slides in the vertical guide cylinder 6;
one end of the horizontal fixing plate 8 is rotatably connected to the horizontal fixing plate 8 at the lower end part of the vertical lifting rod 7, and a tensioning jack 9 is fixed on the horizontal fixing plate 8, wherein the tensioning jack 9 can be welded on the horizontal fixing plate 8, so that the fixing is more stable;
and the lifting driving mechanism is arranged on the vertical guide cylinder 6 and used for driving the vertical lifting rod 7 to lift and move, so that lifting adjustment of the tensioning jack 9 on the horizontal fixing plate 8 is realized, the horizontal fixing plate 8 is rotatably connected to the lower end part of the vertical lifting rod 7, and the horizontal fixing plate 8 can be rotated to adjust the horizontal position of the tensioning jack 9. In the tensioning jack 9, 150t jack is selected in the embodiment.
In the concrete use process, the device is pushed to the position where the hogging moment of the bridge deck needs to be stretched, and the universal wheels are fixed to prevent the trolley from sliding. The worker A utilizes the work hanging basket to descend to the hogging moment position of the bridge deck, the worker B descends the tensioning jack 9 to the hogging moment position through the lifting driving mechanism, and the lifting driving mechanism is locked to lock the position of the vertical lifting rod 7, so that the tensioning jack 9 is prevented from sliding up and down. And then the tensioning jack 9 is rotated to an angle, the horizontal position is adjusted, and the steel strand and the anchorage device are installed after the horizontal position is aligned. And after all the work is ready, the worker B adjusts the tension force through the intelligent numerical control tensioning machine 2 to carry out the bridge deck hogging moment tensioning operation. After the operation is completed, the worker B controls the lifting through the lifting driving mechanism, withdraws the jack and moves to the next operation point.
Further, the moving wheel comprises a fixed wheel 10 arranged on the trolley frame 1 and close to the front end part of the front vertical frame 4, and a universal wheel 11 arranged on the rear end part of the trolley frame 1, wherein the universal wheel 11 is convenient to adjust the moving direction, so that the device can move more accurately and stably.
Further, the intelligent numerical control tensioning machine 2 is used for controlling the tensioning jack 9 to operate.
Further, the lifting driving mechanism comprises a chain block 12, the chain block 12 is fixedly arranged on the vertical guide cylinder 6, a lifting chain of the chain block 12 is connected to the lower end part of the vertical lifting rod 7, then the chain block 12 is manually operated to control the vertical lifting rod 7 to lift, then the height of the tensioning jack 9 on the horizontal fixing plate 8 is controlled, and the height of the tensioning jack 9 is adjusted.
Further, a reinforcing connecting rod 13 is connected between the front vertical frame 4 and the trolley frame 1 to reinforce and support the front vertical frame 4, so that the front vertical frame 4 supports the horizontal frame 5 more stably.
Further, a reinforcing support plate 14 is arranged between the front vertical frame 4 and the horizontal frame 5, so that the front vertical frame 4 supports the horizontal frame 5 more stably.
Further, the upper end of the vertical lifting rod 7 is provided with a threaded groove 15 for being in threaded connection with another vertical lifting rod 7 with a threaded rod 16 to extend the service length of the vertical lifting rod 7, and the vertical lifting rod 7 is coaxially connected with another continuous vertical lifting rod 7. Specifically, in the place where the lowering jack is deeper, the lowering of the jack is prolonged by increasing the length of one vertical lifting rod 7, and only the threaded connection is needed, so that the two vertical lifting rods 7 are coaxially connected, and the purpose of increasing the length of the vertical lifting rods 7 is achieved.
In the technical scheme, the workbench trolley for bridge deck system construction has the following beneficial effects:
(1) The construction is convenient and the construction period is shortened. The traditional tensioning equipment is heavy and inconvenient to move. The utility model can freely move, lift and stretch the equipment, improve the construction efficiency and shorten the construction period.
(2) The construction difficulty is reduced, and the safety risk is reduced. The lifting driving mechanism is used for adjusting the height and the position of the jack, and workers are not required to carry the jack on the hanging basket. The jack is fixed stable, removes safe and reliable, eliminates the risk of falling.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. A work carriage for bridge deck system construction, comprising:
the trolley frame (1) is provided with moving wheels, and an intelligent numerical control tensioning machine (2) and a storage box (3) are fixed above the trolley frame (1);
a front vertical frame (4) which is arranged at the front end part of the upper surface of the trolley frame (1), wherein the upper end part of the front vertical frame (4) is horizontally provided with a horizontal frame (5) which extends out of the front of the trolley frame (1);
the vertical guide cylinder (6) is vertically arranged at the front end of the horizontal frame (5);
the vertical lifting rod (7) is coaxially arranged in the vertical guide cylinder body (6) in a penetrating way and slides in the vertical guide cylinder body (6);
a horizontal fixing plate (8), one end of which is rotatably connected with the lower end part of the vertical lifting rod (7), and a tensioning jack (9) is fixed on the horizontal fixing plate (8);
the lifting driving mechanism is arranged on the vertical guide cylinder body (6) and used for driving the vertical lifting rod (7) to move in a lifting manner;
the upper end of the vertical lifting rod (7) is provided with a threaded groove (15) for being in threaded connection with another vertical lifting rod (7) with a threaded rod (16) so as to extend the service length of the vertical lifting rod (7), and the vertical lifting rod (7) is coaxially connected with another continuous vertical lifting rod (7).
2. A working truck for deck construction according to claim 1, characterized in that the moving wheels comprise fixed wheels (10) provided on the truck frame (1) near the front end of the front stand (4) and universal wheels (11) provided on the rear end of the truck frame (1).
3. A trolley for bridge deck construction according to claim 1, characterized in that the intelligent numerically controlled tensioning machine (2) is adapted to control the tensioning jack (9) operation.
4. The workbench trolley for bridge deck system construction according to claim 1, wherein the lifting driving mechanism comprises a chain block (12), the chain block (12) is fixedly arranged on the vertical guide cylinder (6), and a lifting chain of the chain block (12) is connected to the lower end position of the vertical lifting rod (7).
5. A working vehicle for bridge deck construction according to claim 1, characterized in that a reinforcing connecting rod (13) is connected between the front riser (4) and the vehicle frame (1).
6. A working vehicle for bridge deck construction according to claim 1, characterized in that a reinforcing support plate (14) is provided between the front vertical frame (4) and the horizontal frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113744.1U CN220704329U (en) | 2023-08-07 | 2023-08-07 | Workbench for bridge deck system construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113744.1U CN220704329U (en) | 2023-08-07 | 2023-08-07 | Workbench for bridge deck system construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220704329U true CN220704329U (en) | 2024-04-02 |
Family
ID=90436829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322113744.1U Active CN220704329U (en) | 2023-08-07 | 2023-08-07 | Workbench for bridge deck system construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220704329U (en) |
-
2023
- 2023-08-07 CN CN202322113744.1U patent/CN220704329U/en active Active
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