CN219587496U - A workman's operation ladder for construction of assembled support reinforcing bar soil nail - Google Patents
A workman's operation ladder for construction of assembled support reinforcing bar soil nail Download PDFInfo
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- CN219587496U CN219587496U CN202320427535.1U CN202320427535U CN219587496U CN 219587496 U CN219587496 U CN 219587496U CN 202320427535 U CN202320427535 U CN 202320427535U CN 219587496 U CN219587496 U CN 219587496U
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Abstract
The utility model discloses a worker operation ladder for construction of an assembled supporting reinforced soil nail, which comprises a flat ladder, wherein the flat ladder comprises: the pedal comprises a first longitudinal rod, a second longitudinal rod arranged at intervals with the first longitudinal rod and a pedal rod connecting the first longitudinal rod and the second longitudinal rod; the workman's operation ladder for construction of assembled support reinforcing bar soil nail still including locating extension frame and the locating of flat ladder top one side flat ladder top opposite side's domatic handrail, wherein: the extension frame is fixedly connected with the first longitudinal rod and the second longitudinal rod respectively, and the slope handrail comprises a first guardrail unit and a second guardrail unit which are fixedly connected with the first longitudinal rod and the second longitudinal rod respectively. Compared with the prior art, the worker operating ladder for the construction of the assembled supporting reinforced soil nails can pull the distance between the flat ladder and the side slope, provides enough space for the worker to operate the impact drill and assemble the reinforced soil nails, and is beneficial to the construction operation of the assembled supporting reinforced soil nails.
Description
Technical Field
The utility model belongs to the technical field of side slope support, and particularly relates to a worker operation ladder for construction of an assembled support steel bar soil nail.
Background
When the slope support is carried out, when the slope is steeper and long steel bars need to be driven in, the requirements of support projects are as follows: the natural slope-releasing and assembly type soil nailing wall supporting mode is adopted, soil nails are reinforced bars with diameters of 18mm and lengths of 1m, the horizontal spacing of the soil nails is 2m, the vertical spacing of the soil nails is 1.5-2m, and the slope of the soil body slope-releasing is 1:0.75. The supporting project requires that reinforcing steel bars with the length of 1m and the diameter of 18mm are driven into a slope with the vertical height of 5-6m and the gradient of 1:0.75.
When accomplishing this kind of support project, because the domatic is steeper, the workman can't directly stand on the domatic, and when beating the soil nail, the reinforcing bar length adds and strikes and bore length and make the workman need have 1.5m apart from the domatic distance, and current operation ladder is flat ladder structure, including two parallel longitudinal bars promptly to and connect the many poles of marking time of two longitudinal bars, longitudinal bars and the pole of marking time all lie in the coplanar. When the ladder is used, the whole ladder is close to the slope, the operation space is far insufficient, and a worker standing on the flat ladder cannot perform the operation of nailing the reinforced soil nails.
Therefore, it is necessary to provide a new worker operation ladder for the construction of the assembly type supporting reinforced soil nails to solve the above-mentioned technical problems.
Disclosure of Invention
First, the technical problem to be solved
Based on the construction method, the utility model provides a worker operation ladder for the construction of the assembled support reinforced soil nails, so as to solve the technical problem that the worker cannot realize the work of beating reinforced soil nails when the existing flat ladder is close to a steep slope surface.
(II) technical scheme
In order to solve the technical problems, the utility model provides a worker operation ladder for assembly type support steel bar soil nail construction, which comprises a flat ladder, wherein the flat ladder comprises: the pedal comprises a first longitudinal rod, a second longitudinal rod arranged at intervals with the first longitudinal rod and a pedal rod connecting the first longitudinal rod and the second longitudinal rod; the workman's operation ladder for construction of assembled support reinforcing bar soil nail still including locating extension frame and the locating of flat ladder top one side flat ladder top opposite side's domatic handrail, wherein: the extension frame is fixedly connected with the first longitudinal rod and the second longitudinal rod respectively, and the slope handrail comprises a first guardrail unit and a second guardrail unit which are fixedly connected with the first longitudinal rod and the second longitudinal rod respectively.
Preferably, the worker operation ladder for the assembly type support reinforced soil nail construction further comprises a safety belt tied to the first guardrail unit and/or the second guardrail unit.
Preferably, the included angle between the plane of the extension frame and the plane of the flat ladder is 90-120 degrees; the extension frame includes: the slope support rod is connected with the slope support rod and the first extension rod of the first longitudinal rod, the slope support rod is connected with the second extension rod of the second longitudinal rod, and the length of the slope support rod is greater than the distance between the first extension rod and the second extension rod.
Preferably, the worker operation ladder for the construction of the fabricated support reinforced soil nails further comprises a first connecting rod which is respectively connected with the first extension rod and the first longitudinal rod, and the first connecting rod, the first extension rod and the first longitudinal rod jointly enclose a closed first safety rope hole; the worker operation ladder for the construction of the assembled support reinforced soil nails further comprises second connecting rods which are respectively connected with the second extension rods and the second longitudinal rods, the second connecting rods, the second extension rods and the second longitudinal rods form second safety rope holes in a surrounding mode, the worker operation ladder for the construction of the assembled support reinforced soil nails further comprises first safety ropes and second safety ropes, one ends of the first safety ropes are connected into the first safety rope holes, the other ends of the first safety ropes are fixed to the tops of slopes, one ends of the second safety ropes are connected into the second safety rope holes, and the other ends of the second safety ropes are fixed to the tops of the slopes.
Preferably, the first safety rope hole and the second safety rope hole are triangular.
Preferably, the slope handrail further comprises an upper handrail connecting rod fixedly connected with the top of the first guardrail unit and the top of the second guardrail unit.
Preferably, the worker operation ladder for the construction of the assembled supporting reinforced soil nails further comprises a pull rope, one end of the pull rope is used for hanging a percussion drill, the other end of the pull rope extends to the top of the side slope, and the pull rope is supported on the upper handrail connecting rod.
Preferably, the worker operation ladder for the construction of the assembled support reinforced soil nails further comprises a ladder bottom supporting rod fixedly connected with the bottom of the first longitudinal rod and the bottom of the second longitudinal rod, and the length of the ladder bottom supporting rod is greater than the distance between the bottom of the first longitudinal rod and the second longitudinal rod.
Preferably, the worker operation ladder for the construction of the assembled supporting reinforced soil nails is formed by welding square pipes with the wall thickness of 1.5-2.5 mm.
Preferably, the first longitudinal rod and the second longitudinal rod are arranged in parallel, and the distance between the first longitudinal rod and the second longitudinal rod is 0.5-0.7m; the number of the stepping rods is multiple, and the distance between every two adjacent stepping rods is 0.3-0.5m; the heights of the first guardrail unit and the second guardrail unit are 0.4-0.6m.
(III) beneficial effects
Compared with the prior art, the worker operating ladder for the construction of the assembled supporting reinforced soil nails can pull the distance between the flat ladder and the side slope, provides enough space for the worker to operate the impact drill and assemble the reinforced soil nails, and is beneficial to the construction operation of the assembled supporting reinforced soil nails.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of one direction of the present utility model;
FIG. 2 is a schematic perspective view of another aspect of the present utility model;
FIG. 3 is a schematic view of the application state of the present utility model;
FIG. 4 is a schematic view of the present utility model mounted on a side slope.
Reference numerals illustrate:
100. a slope surface placing platform 200, a worker operating ladder for the construction of assembled supporting reinforced soil nails;
1. the ladder comprises a flat ladder, an extension frame, a slope handrail, a first connecting rod, a first safety rope hole, a second connecting rod, a second safety rope hole, a first safety rope, a second safety rope, a pull rope, a supporting rod at the bottom of the ladder, and a safety belt, wherein the flat ladder is composed of the flat ladder, the extension frame, the slope handrail, the first connecting rod, the first safety rope hole, the second connecting rod, the second safety rope hole, the first safety rope, the second safety rope, the pull rope, the supporting rod at the bottom of the ladder, and the safety belt;
011. a first longitudinal bar 012, a second longitudinal bar, a step bar;
21. slope support bar 22. First extension bar, 23. Second extension bar;
31. first guardrail unit 32. Second guardrail unit 33. Upper handrail connecting rod.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
A worker-operated ladder 200 for use in fabricated support bar soil nailing construction according to the present utility model will be further described with reference to fig. 1-4.
The utility model discloses a worker operation ladder 200 for assembly type support steel bar soil nail construction, which comprises a flat ladder 1, wherein the flat ladder 1 comprises: the first vertical pole 011, with the second vertical pole 012 of first vertical pole 011 interval setting, connect the pole 13 of marking time of first vertical pole 011 and second vertical pole 012 for workman's operation ladder 200 of assembled support reinforcing bar soil nail construction still includes the extension frame 2 of locating flat ladder 1 top one side and locates the domatic handrail 3 of flat ladder 1 top opposite side, wherein: the extension frame 2 is fixedly connected with the first longitudinal bar 011 and the second longitudinal bar 012 respectively, and the slope handrail 3 comprises a first guardrail unit 31 and a second guardrail unit 32 which are fixedly connected with the first longitudinal bar 011 and the second longitudinal bar 012 respectively.
In this embodiment, the flat ladder 1 is used for a worker to stand, and the slope handrail 3 is mainly used for increasing the rigidity of the ladder and providing operation protection. The extension frame 2 is supported on the slope surface, so that the distance between the flat ladder 1 and the slope can be pulled, and enough space is provided for workers to operate the impact drill and assemble the reinforced soil nails.
According to an embodiment of the present utility model, the worker's operating ladder 200 for the assembly type supporting reinforced soil nailing construction further includes the safety belt 12 tied to the first rail unit 31 and/or the second rail unit 32.
In the present embodiment, the safety belt 12 is tied to the first guardrail unit or the second guardrail unit 32, and the safety of the worker can be further ensured.
According to the specific embodiment of the utility model, the included angle between the plane of the extension frame 2 and the plane of the flat ladder 1 is 90-120 degrees; the extension frame 2 includes: the slope support bar 21, the first extension bar 22 connecting the slope support bar 21 and the first longitudinal bar 011, the second extension bar 23 connecting the slope support bar 21 and the second longitudinal bar 012, the length of the slope support bar 21 is greater than the distance between the first extension bar 22 and the second extension bar 23.
More specifically, the extension frame 2 is perpendicular to the flat ladder 1.
In the present embodiment, the distance between the flat ladder 1 and the side slope is lengthened by the cooperation of the first extension rod 22 and the second extension rod 23. The slope support bar 21 with the length longer than the distance between the first extension bar 22 and the second extension bar 23 is supported on the slope, so that the flat ladder 1 can be effectively prevented from tilting.
According to the specific embodiment of the utility model, the worker operation ladder 200 for the construction of the fabricated support reinforced soil nails further comprises a first connecting rod 4 which is respectively connected with the first extension rod 22 and the first longitudinal rod 011, and the first connecting rod 4, the first extension rod 22 and the first longitudinal rod 011 jointly enclose a closed first safety rope hole 5; the worker operation ladder 200 for the assembly type support steel bar soil nailing construction further comprises a second connecting rod 6 which is respectively connected with the second extension rod 23 and the second longitudinal rod 012, the second connecting rod 6, the second extension rod 23 and the second longitudinal rod 012 form a closed second safety rope hole 7 in a surrounding mode, the worker operation ladder 200 for the assembly type support steel bar soil nailing construction further comprises a first safety rope 8 and a second safety rope 9, one end of the first safety rope 8 is connected in the first safety rope hole 5, the other end of the first safety rope 8 is fixed at the top of a slope, one end of the second safety rope 9 is connected in the second safety rope hole 7, and the other end of the second safety rope 9 is fixed at the top of the slope.
In this embodiment, the first safety rope hole 5 and the second safety rope hole 7 are used for bolting the first safety rope 8 and the second safety rope 9, respectively, and the worker operating ladder 200 for the fabricated support reinforced soil nail construction of the present utility model is fixed at a firm position on the top of the side slope by using the two safety ropes. The adoption of the structure can further improve the safety of the utility model.
According to an embodiment of the utility model, the first safety rope hole 5 and the second safety rope hole 7 are both triangular.
In this embodiment, the structure is beneficial to molding, and a triangle stable structure is easy to form, so that the stability of the operation ladder 200 of the worker for the construction of the assembly type support reinforced soil nails can be further ensured.
According to an embodiment of the present utility model, the ramp handrail 3 further comprises an upper handrail connecting rod 33 fixedly connecting the top of the first barrier unit 31 and the top of the second barrier unit 32.
In this embodiment, the upper handrail link 33 can improve the stability of the slope handrail 3.
According to an embodiment of the present utility model, the worker's operation ladder 200 for the assembly type supporting reinforced soil nail construction further includes a pull string 10, one end of the pull string 10 is used to hang the impact drill, the other end of the pull string 10 extends to the top of the slope, and the pull string 10 is supported on the upper handrail link 33.
In this embodiment, the upper arm link 33 is also used to suspend the impact drill. Because the weight of the impact drill is large, a person is required to pull the impact drill by the pull rope 10 at the upper opening of the slope (the top of the side slope), so that the load of the operator is reduced, and the operator on the lower flat ladder 1 can conveniently move up and down.
According to an embodiment of the present utility model, the worker's operation ladder 200 for the construction of the fabricated support reinforced soil nails further includes a ladder bottom support bar 11 fixedly connecting the bottoms of the first and second longitudinal bars 011 and 012, and the length of the ladder bottom support bar 11 is greater than the distance between the bottoms of the first and second longitudinal bars 011 and 012.
In the present embodiment, the flat ladder 1 is further prevented from tilting by the support bar 11 having a length longer than the width of the flat ladder being supported by the slope landing 100.
According to an embodiment of the present utility model, the worker's operation ladder 200 for the construction of the fabricated support bar soil nails is welded from square pipes having a thickness of 1.5-2.5 mm.
More specifically, the thickness of the square tube is preferably 2mm.
In the embodiment, the square tube is beneficial to reducing weight while guaranteeing strength, and in addition, the outer surface of the square tube is a plane, so that the stability of support is improved, and standing and grasping of personnel are facilitated.
According to an embodiment of the present utility model, the first longitudinal bar 011 and the second longitudinal bar 012 are disposed in parallel, and the distance between the first longitudinal bar 011 and the second longitudinal bar 012 is 0.5-0.7m; the number of the stepping bars 13 is a plurality, and the distance between the adjacent stepping bars 13 is 0.3-0.5m; the heights of the first barrier unit 31 and the second barrier unit 32 are each 0.4-0.6m.
More specifically, the distance between the first longitudinal bar 011 and the second longitudinal bar 012 is 0.6m, the distance between the adjacent step bars 13 is 0.4m, and the heights of the first barrier unit 31 and the second barrier unit 32 are each 0.5m.
In the embodiment, the structure is beneficial to personnel operation and improves the safety performance of the operation ladder.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the connection may be mechanical connection, electrical connection, direct connection, indirect connection through an intermediate medium, communication between two elements, or "transmission connection", i.e. power connection by various suitable means such as belt transmission, gear transmission or sprocket transmission. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Claims (10)
1. A workman's operation ladder for construction of assembled support reinforcing bar soil nail, includes flat ladder, flat ladder includes: the pedal comprises a first longitudinal rod, a second longitudinal rod arranged at intervals with the first longitudinal rod and a pedal rod connecting the first longitudinal rod and the second longitudinal rod; the operation ladder for the workers for the construction of the assembled supporting reinforced soil nails is characterized by further comprising an extension frame arranged on one side of the top of the flat ladder and a slope handrail arranged on the other side of the top of the flat ladder, wherein: the extension frame is fixedly connected with the first longitudinal rod and the second longitudinal rod respectively, and the slope handrail comprises a first guardrail unit and a second guardrail unit which are fixedly connected with the first longitudinal rod and the second longitudinal rod respectively.
2. The worker-operated ladder for use in fabricated support bar soil nailing construction of claim 1 further comprising a safety belt tethered to the first and/or second guard rail units.
3. The worker operation ladder for construction of the fabricated support steel bar soil nails according to claim 2, wherein an included angle between a plane of the extension frame and a plane of the flat ladder is 90 ° -120 °; the extension frame includes: the slope support rod is connected with the slope support rod and the first extension rod of the first longitudinal rod, the slope support rod is connected with the second extension rod of the second longitudinal rod, and the length of the slope support rod is greater than the distance between the first extension rod and the second extension rod.
4. The worker operation ladder for the fabricated support bar soil nailing construction according to claim 3, wherein the worker operation ladder for the fabricated support bar soil nailing construction further comprises a first connecting rod respectively connecting the first extension rod and the first longitudinal rod, and the first connecting rod, the first extension rod and the first longitudinal rod together enclose a closed first safety rope hole; the worker operation ladder for the construction of the assembled support reinforced soil nails further comprises second connecting rods which are respectively connected with the second extension rods and the second longitudinal rods, the second connecting rods, the second extension rods and the second longitudinal rods form second safety rope holes in a surrounding mode, the worker operation ladder for the construction of the assembled support reinforced soil nails further comprises first safety ropes and second safety ropes, one ends of the first safety ropes are connected into the first safety rope holes, the other ends of the first safety ropes are fixed to the tops of slopes, one ends of the second safety ropes are connected into the second safety rope holes, and the other ends of the second safety ropes are fixed to the tops of the slopes.
5. The worker's operation ladder for use in fabricated support bar soil nailing construction of claim 4 wherein the first and second safety rope holes are triangular.
6. The worker-operated ladder for use in fabricated support bar soil nailing construction of claim 5 wherein the sloping surface handrail further comprises an upper handrail connecting rod fixedly connecting the first and second barrier unit tops.
7. The worker's operation ladder for construction of fabricated support bar soil nails of claim 6, further comprising a pulling rope, one end of the pulling rope being used to hang a percussion drill, the other end of the pulling rope extending to the top of the slope, the pulling rope being supported on the upper handrail link.
8. The worker's operation ladder for construction of fabricated support bar soil nails of claim 7, further comprising a ladder bottom support bar fixedly connecting the first and second longitudinal bar bottoms, the ladder bottom support bar having a length greater than a distance between the first and second longitudinal bar bottoms.
9. The worker operation ladder for construction of the fabricated support bar soil nail according to claim 8, wherein the worker operation ladder for construction of the fabricated support bar soil nail is formed by welding square pipes having a wall thickness of 1.5-2.5 mm.
10. The worker operation ladder for the construction of the fabricated support bar soil nail according to claim 9, wherein the first and second longitudinal bars are disposed in parallel, and a distance between the first and second longitudinal bars is 0.5-0.7m; the number of the stepping rods is multiple, and the distance between every two adjacent stepping rods is 0.3-0.5m; the heights of the first guardrail unit and the second guardrail unit are 0.4-0.6m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320427535.1U CN219587496U (en) | 2023-03-09 | 2023-03-09 | A workman's operation ladder for construction of assembled support reinforcing bar soil nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320427535.1U CN219587496U (en) | 2023-03-09 | 2023-03-09 | A workman's operation ladder for construction of assembled support reinforcing bar soil nail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219587496U true CN219587496U (en) | 2023-08-25 |
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ID=87687153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320427535.1U Active CN219587496U (en) | 2023-03-09 | 2023-03-09 | A workman's operation ladder for construction of assembled support reinforcing bar soil nail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219587496U (en) |
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2023
- 2023-03-09 CN CN202320427535.1U patent/CN219587496U/en active Active
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