CN222936669U - A self-locking safety construction ladder for installing bridge tower segments - Google Patents
A self-locking safety construction ladder for installing bridge tower segments Download PDFInfo
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- CN222936669U CN222936669U CN202421844657.1U CN202421844657U CN222936669U CN 222936669 U CN222936669 U CN 222936669U CN 202421844657 U CN202421844657 U CN 202421844657U CN 222936669 U CN222936669 U CN 222936669U
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Abstract
本实用新型公开了一种桥塔节段安装自锁式安全施工爬梯，属于桥塔施工技术领域，包括爬梯部，其包括两个支撑立柱，和设置于两个支撑立柱之间的若干横梁；自锁机构，自锁机构设置于爬梯部的一侧；支撑部，支撑部设置于爬梯部一侧；其中，自锁机构包括：两个连接组件；两个夹块；两个固定螺栓。本实用新型通过设置自锁机构，使爬梯部通过自锁机构完成与桥塔的快速固定，以解决现有技术中存在爬梯不能稳定连接桥塔节段，从而造成安全隐患的缺点，实现了爬梯与桥塔节段能够快速稳定连接的效果。
The utility model discloses a self-locking safety construction ladder for installing a bridge tower segment, which belongs to the technical field of bridge tower construction, and comprises a ladder part, which comprises two supporting columns and a plurality of beams arranged between the two supporting columns; a self-locking mechanism, which is arranged on one side of the ladder part; a supporting part, which is arranged on one side of the ladder part; wherein the self-locking mechanism comprises: two connecting components; two clamping blocks; and two fixing bolts. The utility model sets a self-locking mechanism, so that the ladder part can be quickly fixed to the bridge tower through the self-locking mechanism, so as to solve the disadvantage of the prior art that the ladder cannot stably connect the bridge tower segment, thereby causing safety hazards, and realizes the effect that the ladder and the bridge tower segment can be quickly and stably connected.
Description
Technical Field
The utility model relates to the technical field of bridge tower construction, in particular to a self-locking safe construction cat ladder for bridge tower segment installation.
Background
Most of bridges at home and abroad are steel structures or reinforced concrete structures, the bridge towers have the work of hoisting and installing the sections in the construction process, and due to different heights, inclination angles, complex internal arrangement and the like, a construction channel is not arranged in the bridge towers generally, and a cat ladder is required to be arranged outside the bridge towers, so that construction and maintenance personnel can conveniently enter the bridge towers to implement corresponding operations. In the prior art, because of the particularity of the bridge tower section self structure, the existing crawling ladder cannot stably connect the bridge tower section under the conditions of section height, inclination angle, inner stiffening plates, outer wall plate thickness, opening and the like, and is difficult to attach to the outer side of the bridge tower, damage to the bridge tower body is likely to happen, and potential safety hazards exist for constructors.
Disclosure of utility model
The utility model aims to solve the defects that in the prior art, a ladder stand cannot be stably connected with bridge tower sections, so that the bridge tower body is worn and potential safety hazards exist, and provides a self-locking type safety construction ladder stand for installing the bridge tower sections.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The self-locking safe construction ladder for installing the bridge tower section comprises a ladder part, wherein the ladder part comprises two supporting upright posts and a plurality of cross beams arranged between the two supporting upright posts, the cross beams are fixedly connected with the two supporting upright posts, and the cross beams are distributed in an array along the length direction of the supporting upright posts;
The self-locking mechanism is arranged at the highest position of the ladder stand part and is close to one side of the bridge tower, and the self-locking mechanism is fixedly connected with the ladder stand part;
The supporting part is arranged on one side, close to the bridge tower, of the ladder stand part and is abutted with the bridge tower;
Wherein, self-locking mechanism includes:
The two connecting assemblies are arranged on the same side of the supporting upright post and fixedly connected with the supporting upright post;
The clamping blocks are of concave structures, the concave parts of the clamping blocks face the bottom ends of the ladder stand parts, the two clamping blocks are symmetrically arranged on the outer sides of the two connecting assemblies respectively and fixedly connected with the connecting assemblies, so that the clamping blocks can be clamped on the tower wall at the top end of the bridge tower, the whole self-locking mechanism is fixed on the tower wall, and the ladder stand parts are fixed relative to the bridge tower;
The two fixing bolts are connected with the screw holes in a threaded mode, and the clamping blocks and the tower wall of the bridge tower are fixedly locked through adjusting the fixing bolts.
Further, the cat ladder portion further includes:
The flat iron cage hoops are arranged on one side, far away from the bridge tower, of the supporting upright posts, and are fixedly connected with the two supporting upright posts;
the flat iron cage hoops are fixedly connected with the support columns, and each flat iron column is parallel to the support columns.
Further, the connection assembly includes:
The connecting plates are of trapezoid plate structures, the connecting plates are fixedly arranged on one side, close to the bridge tower, of the highest position of the supporting upright post, and the longest edge of each connecting plate is parallel to the length direction of the supporting upright post;
and the fixing plate is arranged on the outer side of the connecting plate, and the clamping blocks are fixedly connected with the fixing plate.
Further, the supporting part comprises a plurality of stable supporting legs, the stable supporting legs are cylindrical bulges, one ends of the stable supporting legs are fixedly connected with one side, close to the bridge tower, of the supporting upright posts, wherein the number of the stable supporting legs is at least six, and the stable supporting legs are uniformly distributed on two supporting upright posts.
Further, the bottom end of the connecting plate is a horizontal plane.
Further, a plurality of first connecting holes are formed in the connecting plate, a second connecting hole matched with the first connecting holes is formed in the fixing plate, and after the centers of the first connecting holes and the second connecting holes are aligned, the fixing plate is fixed with the connecting plate in a bolt and nut fixing mode.
Further, cotton cloth is further arranged on the stable supporting legs.
Further, the connecting plate is fixedly connected with the supporting upright post in a welding mode.
The self-locking mechanism has the beneficial effects that the self-locking mechanism is arranged, so that the quick fixing of the ladder stand part and the bridge tower is finished through the self-locking mechanism, the defect that potential safety hazards are caused because the ladder stand cannot be stably connected with the bridge tower section in the prior art is overcome, and the quick and stable connection effect of the ladder stand and the bridge tower section is realized.
Drawings
FIG. 1 is a schematic view of a self-locking type safe construction ladder stand for installing bridge tower segments, which is provided in an embodiment of the utility model;
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
The labels in the figures are as follows:
1. The climbing ladder comprises a climbing ladder part, 11 supporting upright posts, 12 cross beams, 13 flat iron cage hoops, 14 flat iron upright posts;
2. A self-locking mechanism; 21, connecting pieces, 211, connecting plates, 212, fixing plates, 22, clamping blocks, 23 and fixing bolts;
3. 31, a stable supporting leg, 311 and cotton cloth.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.
In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Examples
Referring to fig. 1-2, in order to solve the defects that in the prior art, a ladder stand cannot be stably connected with a bridge tower section, so that the bridge tower body is worn and potential safety hazards exist, the utility model provides a self-locking type safe construction ladder stand for installing the bridge tower section, which comprises a ladder stand part 1, a self-locking mechanism 2 and a supporting part 3.
Specifically, cat ladder portion 1 wholly is cage-like structure, and it includes two support post 11, and sets up a plurality of crossbeams 12 between two support post 11, a plurality of crossbeam 12 all with two support post 11 fixed connection, and a plurality of crossbeam 12 follows support post 11 length direction is the array and distributes, and crossbeam 12 is used for the staff to trample, and promptly, two support post 11 and a plurality of crossbeam 12 constitute the cat ladder jointly, and the staff climbs through the cat ladder. The self-locking mechanism 2 is arranged on one side, close to the bridge tower, of the highest position of the ladder stand part 1, and the self-locking mechanism 2 is fixedly connected with the ladder stand part 1, and the ladder stand part 1 can be quickly connected with the bridge tower through the self-locking mechanism 2. The supporting part 3 is arranged on one side, close to the bridge tower, of the cat ladder part 1, and the supporting part 3 is abutted against the bridge tower, and the supporting part 3 is abutted against the wall of the bridge tower when in use so as to provide stability.
The self-locking mechanism 2 comprises two connecting assemblies 21, two clamping blocks 22 and two fixing bolts 23. The two connecting components 21 are arranged on the same side of the supporting upright 11, and the two connecting components 21 are fixedly connected with the supporting upright 11, namely, the two connecting components 21 are positioned on the two supporting uprights 11 in the direction of the same side close to the bridge tower. The two clamp splice 22, the clamp splice 22 is concave structure, just the sunken part of clamp splice 22 is towards the bottom of cat ladder portion 1, and two clamp splice 22's shape is the concave structure of inversion promptly, two clamp splice 22 symmetry respectively set up in two coupling assembling 21's the outside, and respectively with two coupling assembling 21 is fixed continuous, so that clamp splice 22 can carry out the joint on the tower wall at bridge tower top to fix whole self-locking mechanism 2 on the tower wall, and then make cat ladder portion 1 fix for the bridge tower. Screw holes are further formed in one sides, far away from the supporting upright posts 11, of the two clamping blocks 22, the two fixing bolts 23 are connected in the screw holes in a threaded mode, and the clamping blocks 22 can be further connected with the bridge tower stably through adjusting the fixing bolts 23.
In this embodiment, the staff lifts the cat ladder 1, when the top of cat ladder 1 exceeds the top of the bridge tower, namely the bottom of self-locking mechanism 2 is in the coplanar with the top of the bridge tower, get close to cat ladder 1 gradually to the bridge tower, make supporting part 3 and the laminating of bridge tower wall, at this moment, make two clamp splice 22 in self-locking mechanism 2 can aim at the top of bridge tower wall, make cat ladder 1 and bridge tower looks butt again, make clamp splice 22 and bridge tower carry out the joint fixedly, connect fixedly through adjusting fixing bolt 23, make whole self-locking mechanism 2 and bridge tower, thereby make cat ladder 1 be in laminating fixed state for the bridge tower, prevent to rock, and then form the auto-lock of cat ladder 1. In this embodiment, through setting up self-locking mechanical system 2, make cat ladder portion 1 accomplish through self-locking mechanical system 2 with the quick fixed of bridge tower to there is the cat ladder in the solution prior art can not stable bridge tower section of connecting, thereby causes the shortcoming of potential safety hazard, has realized the effect that cat ladder and bridge tower section can quick stable connection.
In some preferred embodiments, to further reduce the safety hazards of staff during climbing, the ladder stand 1 further comprises a flat iron cage hoop 13 and a plurality of flat iron posts 14. The flat iron cage hoop 13 set up in one side that the bridge tower was kept away from to the support column 11, just flat iron cage hoop 13 with two support column 11 fixed connection, flat iron cage hoop 13 closely includes whole cat ladder portion 1 one side that supplies the staff to scramble, and flat iron cage hoop 13 is inseparabler and firm in the structure to provide stronger support and protection to the staff. The flat iron stand columns 14 are fixedly connected with the flat iron cage hoops 13, each flat iron stand column 14 is parallel to the supporting stand columns 11, each part of the flat iron cage hoops 13 is fixedly connected in series by the flat iron stand columns 14, and the stability of the flat iron cage hoops 13 can be further reinforced.
In this embodiment, for convenience of description of the connection assembly 21, a connection assembly 21 is described herein, and the connection assembly 21 includes a connection plate 211 and a fixing plate 212. The connecting plates 211 are of trapezoid plate structures, the connecting plates 211 are fixedly arranged on one side, close to the bridge tower, of the highest position of the supporting upright 11, the longest edges of the connecting plates 211 are arranged in parallel with the length direction of the supporting upright 11, namely, the connecting plates 211 are vertically assembled on one side, close to the bridge tower, of the supporting upright 11 in a welding fixing mode, and the connecting plates 211 are fixedly connected with the supporting upright 11 in a welding mode, so that connection between the connecting plates is firmer. The fixed plate 212 is disposed on the outer side of the connecting plate 211, preferably, a plurality of first connecting holes are formed in the connecting plate 211, a second connecting hole adapted to the first connecting holes is formed in the fixed plate 212, after the centers of the first connecting holes and the second connecting holes are aligned, the fixed plate 212 is fixed with the connecting plate 211 in a bolt and nut fixing manner, and the clamping block 22 is fixedly connected with the fixed plate 212, so that when the fixing position of the fixed plate 212 and the connecting plate 211 is changed, the clamping block 22 can be changed accordingly, the connection position of the clamping block 22 and a bridge tower is changed, and the suitability of the device in practical application is improved.
Preferably, the bottom end of the connecting plate 211 is a horizontal plane, so that the connecting plate 211 is prevented from being blocked when the clamping block 22 is connected with the bridge tower, and the installation difficulty and time are reduced.
In this embodiment, the supporting portion 3 includes a plurality of stabilizing legs 31, the stabilizing legs 31 are cylindrical protrusions, and one end of each stabilizing leg 31 is fixedly connected to one side, close to the bridge tower, of the supporting upright 11, wherein at least six stabilizing legs 31 are provided, and the stabilizing legs 31 are uniformly distributed on two supporting uprights 11, that is, every two stabilizing legs 31 are in a group, and three groups of stabilizing legs 31 are respectively provided at the upper portion, the middle portion and the lower portion of the supporting upright 11, so that the supporting points of the supporting upright 11 on the surface of the bridge tower are uniform.
Preferably, in order to prevent the stabilizer leg 31 from wearing the surface of the bridge tower, the stabilizer leg 31 is further provided with a cotton cloth 311, wherein the cotton cloth 311 has a strip structure, and the cotton cloth 311 wraps the stabilizer leg 31 in an adhesive manner.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a bridge tower section installation auto-lock formula safe construction cat ladder which characterized in that includes:
The climbing ladder comprises a ladder stand (1) and a plurality of beams (12) arranged between the two support stand (11), wherein the beams (12) are fixedly connected with the two support stand (11), and the beams (12) are distributed in an array along the length direction of the support stand (11);
The self-locking mechanism (2) is arranged at one side of the highest position of the cat ladder part (1) close to the bridge tower, and the self-locking mechanism (2) is fixedly connected with the cat ladder part (1);
The supporting part (3) is arranged on one side, close to the bridge tower, of the ladder stand part (1), and the supporting part (3) is abutted with the bridge tower;
wherein, self-locking mechanism (2) includes:
The two connecting assemblies (21), the two connecting assemblies (21) are arranged on the same side of the supporting upright post (11), and the two connecting assemblies (21) are fixedly connected with the supporting upright post (11);
The clamping blocks (22) are of concave structures, the concave parts of the clamping blocks (22) face the bottom ends of the ladder stand parts (1), the two clamping blocks (22) are symmetrically arranged on the outer sides of the two connecting assemblies (21) respectively and fixedly connected with the connecting assemblies (21), and therefore the clamping blocks (22) can be clamped on the tower wall at the top end of the bridge tower;
The two fixing bolts (23), two on the side of clamp splice (22) that keeps away from support stand (11) still has offered the screw, two fixing bolts (23) all threaded connection with in the screw, through adjusting fixing bolt (23), make clamp splice (22) and the fixed locking of bridge tower wall.
2. A pylon segment mounting self-locking safety construction ladder according to claim 1, wherein the ladder portion (1) further comprises:
The flat iron cage hoops (13), the flat iron cage hoops (13) are arranged on one side, far away from the bridge tower, of the supporting upright posts (11), and the flat iron cage hoops (13) are fixedly connected with the two supporting upright posts (11);
The flat iron cage hoop comprises a plurality of flat iron stand columns (14), a plurality of flat iron stand columns (14) and a flat iron cage hoop (13), wherein each flat iron stand column (14) is parallel to the supporting stand column (11).
3. A pylon segment mounting self-locking safety construction ladder according to claim 1, wherein the connection assembly (21) comprises:
The connecting plates (211), wherein the connecting plates (211) are of trapezoid plate structures, the connecting plates (211) are fixedly arranged on one side, close to the bridge tower, of the highest position of the supporting upright post (11), and the longest edge of each connecting plate (211) is parallel to the length direction of the supporting upright post (11);
The fixing plate (212), fixing plate (212) set up in the outside of connecting plate (211), clamp splice (22) with fixing plate (212) is fixed to be linked to each other.
4. The bridge tower segment installation self-locking type safe construction ladder according to claim 1, wherein the supporting portion (3) comprises a plurality of stabilizing support legs (31), the stabilizing support legs (31) are cylindrical protrusions, one ends of the stabilizing support legs (31) are fixedly connected with one side, close to a bridge tower, of the supporting upright (11), the number of the stabilizing support legs (31) is at least six, and the six stabilizing support legs (31) are uniformly distributed on the two supporting uprights (11).
5. A pylon segment mounting self-locking safety construction ladder as claimed in claim 3 wherein the bottom end of the web (211) is a horizontal plane.
6. A self-locking safe construction ladder for installing a bridge tower segment according to claim 3, wherein the connecting plate (211) is provided with a plurality of first connecting holes, the fixing plate (212) is provided with a second connecting hole matched with the first connecting holes, and the fixing plate (212) is fixed with the connecting plate (211) in a bolt and nut fixing manner after the centers of the first connecting holes and the second connecting holes are aligned.
7. The bridge tower segment installation self-locking safety construction ladder of claim 4, wherein the stabilizing leg (31) is further provided with cotton cloth (311).
8. A pylon segment mounting self-locking safety construction ladder according to claim 3, wherein the connection plate (211) is fixedly connected to the support post (11) by means of welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421844657.1U CN222936669U (en) | 2024-08-01 | 2024-08-01 | A self-locking safety construction ladder for installing bridge tower segments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421844657.1U CN222936669U (en) | 2024-08-01 | 2024-08-01 | A self-locking safety construction ladder for installing bridge tower segments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222936669U true CN222936669U (en) | 2025-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421844657.1U Active CN222936669U (en) | 2024-08-01 | 2024-08-01 | A self-locking safety construction ladder for installing bridge tower segments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222936669U (en) |
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2024
- 2024-08-01 CN CN202421844657.1U patent/CN222936669U/en active Active
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