Auxiliary hanging ladder for power tower

By designing an electric tower -assisted hanging ladder including ladder rod components, rotating bodies, and mobile wheels, the problem of insufficient safety hazards and convenience in the process of carrying and use in the process of carrying and using Sexuality and convenience have improved the efficiency of maintenance and rescue of the power tower.

CN119352889APending Publication Date: 2025-01-24ZHONG QING SHUN TAI TIE TA ZHI ZAO YOU XIAN GONG SI
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Patent Information

Application Number
CN202411541330.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-31
Publication Date
2025-01-24

AI Technical Summary

Technical Problem

The existing power tower ladders have safety hazards and insufficient convenience during the carrying and use of the ladders, especially in remote areas, where ladders are prone to falling, affecting work efficiency and safety.

Method used

Design an auxiliary hanging ladder for power towers, including at least two ladder rod assemblies. Each ladder rod assembly has a ladder rod body, a rotating body and a movable wheel. The design of the rotating body and the movable wheel forms an anti-falling space and a support member, improving the efficiency of the ladder rod assembly. The stability and portability of hanging ladders.

Benefits of technology

The safety and convenience of the power tower auxiliary hanging ladder is improved, ensuring that the ladder is not easy to fall off during use, and can flexibly move and carry tools to improve the efficiency of power maintenance, maintenance and rescue disaster relief.

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Abstract

The invention belongs to the technical field of electric power auxiliary equipment, and particularly relates to an electric power tower auxiliary hanging ladder. The ladder comprises at least two ladder rod assemblies, and a plurality of transverse pieces arranged at intervals are axially connected between the two ladder rod assemblies. All the rotating bodies are rotated until the movable wheels on the rotating bodies are located on the left side of the ladder rod body, so that the whole power tower auxiliary hanging ladder forms a plate trailer capable of flexibly moving, and the convenience and practicability of the power tower auxiliary hanging ladder during use can be improved; the rotating body closest to the elbow is rotated until the movable wheel on the rotating body is located on the right side of the ladder rod body, the rotating body, the elbow and the ladder rod body define an anti-falling space, the stability of the auxiliary hanging ladder for the power tower when the auxiliary hanging ladder for the power tower is hooked on a ladder stand of the power tower is improved, and therefore the safety of the auxiliary hanging ladder for the power tower is improved when the auxiliary hanging ladder for the power tower is used. In conclusion, the scheme provides a safe and convenient auxiliary hanging ladder for the power tower, and an additional sundry carrying function is added, so that the power repair, maintenance and rescue and relief work of the power tower are more efficient.
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Description

Technical Field

[0001] The invention belongs to the technical field of power auxiliary equipment, and in particular relates to an auxiliary hanging ladder for a power tower. Background Art

[0002] Power towers are common power transmission equipment. Power towers are generally equipped with ladders for workers to climb, which makes it convenient for workers to climb up the power towers for power maintenance, emergency rescue and other operations. In order to prevent non-staff from climbing power towers without authorization, during the construction of power towers, the bottom of the ladder of the power tower is set at a certain safety distance from the ground, which can effectively prevent non-staff from climbing the power tower. The dangerous behavior causes workers to need to use other tools when climbing the power tower, such as using a hanging ladder to hang on the ladder of the power tower; but many power towers are located in remote areas, and the hanging ladder is large in size and weight, which is inconvenient to carry, and the hanging ladder hooked on the ladder of the power tower is prone to falling, which not only affects the work efficiency of the staff, but also affects the work safety of the staff.

[0003] Based on this, the applicant considered designing an auxiliary hanging ladder for a power tower that can improve safety and convenience. Summary of the invention

[0004] In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is: how to provide an auxiliary hanging ladder for an electric power tower that can improve safety and convenience.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions: An auxiliary hanging ladder for an electric power tower, comprising at least two ladder rod assemblies, wherein a plurality of spaced-apart transverse members are axially connected between the two ladder rod assemblies; Each of the ladder rod assemblies comprises a ladder rod body and a plurality of rotating bodies axially arranged on the ladder rod body; a bend bent toward the bottom end is fixedly connected to the right side of the top end of the ladder rod body, and an opening for hooking is formed between the free end of the bend and the ladder rod body; Several rotating bodies are arranged at intervals and rotatably connected to the ladder rod body, and each of the rotating bodies is rotatably connected to a movable wheel. When the rotating body rotates, it can drive the movable wheel thereon to rotate to the right side or left side of the ladder rod body; when the rotating body closest to the elbow drives the movable wheel thereon to rotate to the right side of the ladder rod body, the rotating body blocks the opening, so that the rotating body, the elbow and the ladder rod body are enclosed to form an anti-slip space.

[0006] The working principle and advantages of the auxiliary hanging ladder of a power tower in this technical solution are: When the staff needs to move the power tower auxiliary hanging ladder to the power tower, they rotate all the rotating bodies until the movable wheels on them are located on the left side of the ladder rod body, so that the movable wheels and the elbows on the ladder rod body are arranged opposite to each other, and the movable wheels form a flexibly movable moving component, so that the power tower auxiliary hanging ladder as a whole forms a flexibly movable flatbed cart, which can not only easily move the power tower auxiliary hanging ladder to the power tower, but also place tools or other sundries that the staff carry with them at any time on the power tower auxiliary hanging ladder, which can improve the convenience and practicality of the power tower auxiliary hanging ladder when used; when the staff needs to hook the power tower auxiliary hanging ladder on the power tower ladder, they hook the ladder rod body through the open hook on the crossbar on the power tower ladder, and then rotate The rotatable body closest to the elbow is rotated until the movable wheel thereon is located on the right side of the ladder rod body. At this time, the rotatable body blocks the opening, and the rotatable body, the elbow and the ladder rod body are enclosed to form an anti-slip space, which can prevent the auxiliary hanging ladder of the power tower from falling off accidentally. When all the rotatable bodies are rotated until the movable wheel thereon is located on the right side of the ladder rod body, the rotatable body can also form a support member that abuts against the side wall of the power tower, thereby improving the stability of the auxiliary hanging ladder of the power tower when it is hooked on the ladder of the power tower, thereby improving the safety of the auxiliary hanging ladder of the power tower when it is used. In summary, the present scheme provides a safe and convenient auxiliary hanging ladder for the power tower, and adds an additional function of carrying sundries, making the power repair, maintenance and emergency rescue work of the power tower more efficient.

[0007] Furthermore, a fixed shaft is fixedly connected to the ladder rod body; the rotating body includes a rotating mounting block, the movable wheel is rotatably mounted on the bottom end of the rotating mounting block, and the top end of the rotating mounting block is provided with an axial hole rotatably connected to the fixed shaft.

[0008] Furthermore, the ladder rod assembly also includes a positioning pin; positioning grooves connected to the positioning pin are respectively opened on both sides of the fixed shaft, and the rotating mounting block includes a support block, and the support block is provided with a first positioning hole corresponding to the positioning groove and for the positioning pin to pass through.

[0009] Furthermore, the ladder rod assembly also includes a connecting rod, which is rotatably connected to all the rotating bodies, and the connecting rod can drive all the rotating bodies to rotate together.

[0010] Furthermore, the rotatable upper boss is provided with a boss, the connecting rod includes a plurality of connecting rings sleeved on the outer side of the boss and a connecting rod connecting all the connecting rings, and the boss is detachably connected with a limiting plate for limiting the connection ring from being separated from the boss.

[0011] Furthermore, two ends of the transverse member are detachably connected to the ladder rod body.

[0012] Furthermore, both ends of the cross member are fixedly connected with a sliding rod and a limiting head in sequence; a connecting groove is opened on the ladder rod body, and the connecting groove includes a slot, a slide groove and a cavity that are interconnected, the slot is for the limiting head and the sliding rod to be inserted in sequence, the slide groove is for the sliding rod to slide, and the cavity is for the limiting head to move in the connecting groove with the sliding rod.

[0013] Furthermore, the slide groove is L-shaped, including a transverse groove and a vertical groove, the right end of the transverse groove is connected to the slot and the left end faces the left side of the ladder rod body, the top of the vertical groove is connected to the left end of the transverse groove and the bottom end faces the bottom end of the ladder rod body.

[0014] Furthermore, a plurality of assembly blocks arranged at intervals are fixedly connected to the right side of the ladder rod body and a first assembly hole is provided.

[0015] Furthermore, a second assembly hole is formed on the bottom side of the ladder rod body, and the second assembly hole is detachably connected to the grounding member. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The three-dimensional structure of the auxiliary ladder of the power tower according to the embodiment of the present invention is shown in FIG. Figure 1 (When the movable wheel is located on the right side of the ladder rod body); Figure 2 It is a left-side structural schematic diagram of an auxiliary hanging ladder for a power tower according to an embodiment of the present invention; Figure 3 The three-dimensional structure of the ladder rod body of the embodiment of the present invention is shown in FIG. Figure 1 ; Figure 4 The three-dimensional structure of the ladder rod body of the embodiment of the present invention is shown in FIG. Figure 2 ; Figure 5 for Figure 4 The enlarged schematic diagram of point A in the middle; Figure 6 It is a schematic diagram of the three-dimensional structure of the transverse member according to an embodiment of the present invention; Figure 7 It is a schematic diagram of the three-dimensional structure of the rotating body and the positioning pin according to an embodiment of the present invention; Figure 8 It is a schematic cross-sectional structure diagram of a rotating body and a ladder rod body according to an embodiment of the present invention; Fig. 9 It is a schematic diagram of the three-dimensional structure of a connecting rod according to an embodiment of the present invention; Fig.10 The three-dimensional structure of the auxiliary ladder of the power tower according to the embodiment of the present invention is shown in FIG. Figure 2 (When the movable wheel is located on the left side of the ladder rod body); Fig.11 The three-dimensional structure of the auxiliary ladder of the power tower according to the embodiment of the present invention is shown in FIG. Figure 3(When the movable wheel is located on the left side of the ladder rod body); Fig.12 for Fig.11 The enlarged schematic diagram of point B in the middle; Fig.13 is a schematic cross-sectional structure diagram of a positioning pin and a ladder rod body according to an embodiment of the present invention; Fig.14 is a schematic cross-sectional structure diagram of a ladder rod body and a first grounding member according to an embodiment of the present invention; Fig.15 is a schematic cross-sectional structure diagram of a ladder rod body and a second grounding member according to an embodiment of the present invention; Fig.16 It is a schematic diagram of the front view structure of the auxiliary hanging ladder for power towers according to an embodiment of the present invention (when the rotating body faces the bottom of the ladder rod body); In the above drawings: 100, ladder rod assembly; 101, opening; 102, anti-falling space; 110, ladder rod body; 111, fixed axis; 112, positioning groove; 113, connecting groove; 1131, slot; 1132, slide groove; 1133, cavity; 114, assembly block; 1141, perforation; 1142, notch; 115, first assembly hole; 116, second assembly hole; 117, elbow; 120, rotating body; 121, rotating mounting block; 1211, supporting block; 1212, first positioning hole; 1213, second positioning hole; 1214, boss; 1215, limiting plate; 1216, shaft hole; 122, bearing; 123, movable wheel; 124, positioning pin; 1241, magnetic head; 130, connecting rod; 131, connecting rod; 132, connecting ring; 200, transverse member; 210, slide bar; 220, limiting head; 311, first assembly rod; 312, ground plug; 321, second assembly rod; 322, hinged joint; 323, grounding socket. DETAILED DESCRIPTION

[0017] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0018] Refer to Figures 1 to 16 , this embodiment provides an auxiliary hanging ladder for a power tower, which includes at least two ladder rod assemblies 100, and a plurality of spaced-apart horizontal members 200 are axially connected between the two ladder rod assemblies 100; Each ladder rod assembly 100 includes a ladder rod body 110 and a plurality of rotating bodies 120 axially arranged on the ladder rod body 110; a bend 117 bent toward the bottom end is fixedly connected to the right side of the top end of the ladder rod body 110, and an opening 101 for hooking is formed between the free end of the bend 117 and the ladder rod body 110; A plurality of rotating bodies 120 are arranged at intervals and rotatably connected to the ladder rod body 110, and each rotating body 120 is rotatably connected to a movable wheel 123. When the rotating body 120 rotates, it can drive the movable wheel 123 thereon to rotate to the right side or left side of the ladder rod body 110; when the rotating body 120 closest to the elbow 117 drives the movable wheel 123 thereon to rotate to the right side of the ladder rod body 110, the rotating body 120 blocks the opening 101, so that the rotating body 120, the elbow 117 and the ladder rod body 110 enclose an anti-slip space 102.

[0019] When the staff needs to move the auxiliary ladder of the power tower to the power tower, they rotate the entire rotating body 120 until the movable wheel 123 thereon is located on the left side of the ladder rod body 110, so that the movable wheel 123 is arranged opposite to the elbow 117 on the ladder rod body 110, and the movable wheel 123 forms a movable component that can be flexibly moved, so that the auxiliary ladder of the power tower is formed as a flexibly movable cart as a whole, which can not only easily move the auxiliary ladder of the power tower to the power tower, but also place tools or other sundries that the staff carry with them at any time on the auxiliary ladder of the power tower, which can improve the convenience and practicality of the auxiliary ladder of the power tower when used; when the staff needs to hook the auxiliary ladder of the power tower on the ladder of the power tower, they hook the ladder rod body 110 on the cross bar on the ladder of the power tower through the opening 101, and then rotate the closest The rotating body 120 near the elbow 117 is rotated until the movable wheel 123 thereon is located on the right side of the ladder rod body 110. At this time, the rotating body 120 blocks the opening 101. The rotating body 120, the elbow 117 and the ladder rod body 110 are enclosed to form an anti-slip space 102, which can prevent the power tower auxiliary ladder from accidentally falling off. When all the rotating bodies 120 are rotated until the movable wheel 123 thereon is located on the right side of the ladder rod body 110, the rotating body 120 can also form a support member that contacts the side wall of the power tower, thereby improving the stability of the power tower auxiliary ladder when it is hooked on the power tower ladder, thereby improving the safety of the power tower auxiliary ladder when in use. In summary, the present solution provides a safe and convenient power tower auxiliary ladder, and adds an additional sundries carrying function, making the power repair, maintenance and emergency rescue work of the power tower more efficient.

[0020] Preferably, if Figure 1 , Figure 3, Figure 4 , Figure 7 and Figure 8 As shown, a fixed shaft 111 is fixedly connected to the ladder rod body 110; the rotating body 120 includes a rotating mounting block 121, and a movable wheel 123 is rotatably mounted on the bottom end of the rotating mounting block 121, and an axial hole 1216 rotatably connected to the fixed shaft 111 is provided at the top of the rotating mounting block 121; the fixed shaft 111 and the axial hole 1216 of the rotating mounting block 121 provide a stable rotation center, ensuring that the rotating body 120 remains stable during rotation, thereby enhancing the overall stability of the entire ladder rod assembly 100; specifically, the fixed shaft 111 can be configured to be detachably connected to the ladder rod body 110 to facilitate replacement and maintenance of the rotating body 120, for example, one end of the fixed shaft 111 connected to the ladder rod body 110 is configured as a screw, and the ladder rod body 110 is provided with a screw hole threadedly connected to the screw.

[0021] Preferably, if Figure 1 , Figure 3 , Figure 7 , Fig.10 and Fig.13 As shown, the ladder rod assembly 100 also includes a positioning pin 124; positioning grooves 112 connected to the positioning pin 124 are respectively opened on both sides of the fixed shaft 111, and the rotating mounting block 121 includes a support block 1211, and a first positioning hole 1212 corresponding to the positioning groove 112 and for the positioning pin 124 to pass through is opened on the support block 1211; when the positioning pin 124 passes through the first positioning hole 1212 on the support block 1211 and is connected to any positioning groove 112, the bottom end of the rotating mounting block 121 and the movable wheel 123 thereon can be stably placed on the ladder rod body 110 on the right or left side to maintain the stability of the rotating body 120; the design of the positioning pin 124, the first positioning hole 1212 and the positioning groove 112 simplifies the assembly and disassembly process and facilitates operation; specifically, the positioning pin 124 and the positioning groove 112 can be connected by magnetic attraction or threaded connection. For example, the end of the positioning pin 124 can be provided with a magnetic head 1241 that is magnetically attracted to the inner bottom side of the positioning groove 112. For another example, the outer side wall of the end of the positioning pin 124 can be provided with an external thread, and the inner side wall of the positioning groove 112 is an internal thread that is threadedly connected to the external thread of the positioning pin 124.

[0022] Preferably, if Figure 1 , Figure 2 , Fig. 9 , Fig.10 and Fig.11As shown, the ladder rod assembly 100 also includes a connecting rod 130, which is rotatably connected to all the rotating bodies 120, and the connecting rod 130 can drive all the rotating bodies 120 to rotate together; the staff can control the rotation of all the rotating bodies 120 through a single operation, which simplifies the operation process and improves efficiency; the connecting rod 130 ensures that all the rotating bodies 120 rotate synchronously, which helps to maintain the stability and consistency of the auxiliary hanging ladder of the power tower; and when the ladder rod body 110 is hooked on the ladder of the power tower, rotating the connecting rod 130 or other rotating bodies 120 can drive the nearest elbow The rotating body 120 of 117 rotates to cover the opening 101, avoiding the situation that the rotating body 120 closest to the elbow 117 is too high and requires workers to climb up the auxiliary ladder of the power tower to rotate it, thereby improving the safety of the auxiliary ladder of the power tower when in use; and when the locating pin 124 passes through the first locating hole 1212 on any rotating mounting block 121 support block 1211 and is connected to the locating groove 112, all the rotating bodies 120 on the ladder rod assembly 100 can be stably placed on the right or left side of the ladder rod body 110, further improving the safety of the auxiliary ladder of the power tower when in use.

[0023] Preferably, if Figures 7 to 9 As shown, a boss 1214 is provided on the rotating body 120, and the connecting rod 130 includes a plurality of connecting rings 132 sleeved on the outside of the boss 1214 and a connecting rod 131 connecting all the connecting rings 132. A limiting plate 1215 for limiting the connection rings 132 from being separated from the boss 1214 is detachably connected to the boss 1214; the connecting rod 130 drives all the rotating bodies 120 to rotate together through the connecting ring 132 sleeved on the boss 1214 and the connecting rod 131 connecting all the connection rings 132. The boss 1214 is fixedly connected to the above-mentioned rotating mounting block 121. When the limiting plate 1215 is installed on the boss 1214, the connection ring 132 on the connecting rod 130 can be prevented from being separated from the rotating body 120. When the limiting plate 1215 is removed, the connecting rod 130 can be removed or replaced, which is convenient for improving the installation and maintenance of the assembly.

[0024] Preferably, both ends of the cross member 200 are detachably connected to the ladder rod body 110; the detachable connection makes the installation and disassembly process of the cross member 200 easier and convenient for transportation, storage or storage. The detachable connection allows cross members 200 of different lengths to be selected according to the specific size and shape of the power tower, thereby improving the adaptability of the auxiliary hanging ladder of the power tower.

[0025] Preferably, if Figures 4 to 6As shown, both ends of the cross member 200 are fixedly connected with a slide bar 210 and a limiting head 220 in sequence; a connecting groove 113 is opened on the ladder bar body 110, and the connecting groove 113 includes a slot 1131, a slide groove 1132 and a cavity 1133 that are interconnected. The slot 1131 is for the limiting head 220 and the slide bar 210 to be inserted in sequence, the slide groove 1132 is for the slide bar 210 to slide, and the cavity 1133 is for the limiting head 220 to move with the slide bar 210 in the connecting groove 113; when the cross member 200 is installed, the limiting head 220 and the slide bar 210 are inserted into the slot 1131 in sequence, and then the slide bar 210 is allowed to slide into the slide groove 1132, and the limiting head 220 moves with the slide bar 210 in the cavity 1133, and the limiting head 220 can limit the slide groove 1132 from being separated from the slide groove 1132, thereby realizing a quick and detachable connection between the cross member 200 and the ladder bar body 110.

[0026] Preferably, if Figures 4 to 6 As shown, the slide groove 1132 is L-shaped, which includes a transverse groove and a vertical groove. The right end of the transverse groove is connected to the slot 1131, and the left end is toward the left side of the ladder rod body 110. The top of the vertical groove is connected to the left end of the transverse groove, and the bottom end is toward the bottom end of the ladder rod body 110; when the power tower auxiliary hanging ladder is formed into a flatbed cart for use, the slide bar 210 on the transverse member 200 can fall to the left end of the transverse groove under the influence of gravity. When the power tower auxiliary hanging ladder is hooked on the power tower ladder, the slide bar 210 on the transverse member 200 can fall to the bottom end of the vertical groove under the influence of gravity. The slide bar 210 is not easy to move up to the slot 1131, thereby improving the reliability of the connection between the transverse member 200 and the ladder rod body 110; of course, corresponding upper screw holes can also be opened on the limiting head 220 and the ladder rod body 110, and the ladder rod body 110 and the transverse member 200 are fixedly connected together by bolts. The installation and disassembly between the two are more time-consuming, but the connection between the two is more secure.

[0027] Preferably, if Fig.11 and Fig.12 As shown, a plurality of assembly blocks 114 arranged at intervals are fixedly connected to the right side of the ladder rod body 110 and a first assembly hole 115 is provided; a through hole 1141 and a notch 1142 for the rope to pass through are provided on the assembly block 114, and debris on the auxiliary hanging ladder of the power tower can be bundled and fixed by the rope, and the through hole 1141 and the notch 1142 on the assembly block 114 can provide a connection fulcrum for the rope; the first assembly hole 115 on the ladder rod body 110 can be connected to a component for controlling the movement of the auxiliary hanging ladder of the power tower, for example, a pull rope can be passed through the first assembly hole 115 or a handle can be connected to the first assembly hole 115, and the staff can move the auxiliary hanging ladder of the power tower by the pull rope and the handle.

[0028] Preferably, if Fig.11 , Fig.14 and Fig.15As shown, a second assembly hole 116 is opened on the bottom side of the ladder rod body 110, and the second assembly hole 116 is detachably connected to the grounding piece; the second assembly hole 116 can be assembled with different grounding pieces according to actual conditions, such as a first grounding piece and a second grounding piece; the first grounding piece includes a first assembly rod 311 threadedly connected to the second assembly hole 116 and a ground plug 312 fixedly connected to the first assembly rod 311, and the ground plug 312 is used to be inserted into the ground; the second grounding piece includes a second assembly rod 321 threadedly connected to the second assembly hole 116 and a hinged head 322 fixedly connected to the second assembly rod 321, and a grounding seat 323 is hinged on the hinged head 322, so that the grounding seat 323 can be adjusted in angle when grounding, thereby increasing the contact area between the bottom end of the auxiliary hanging ladder of the power tower and the ground; the grounding piece can improve the stability of the auxiliary hanging ladder of the power tower when in use.

[0029] Specifically, Figure 7 , Figure 8 as well as Fig.16 As shown, when the rotating mounting block 121 is rotated toward the top or bottom of the ladder bar body 110, the ladder bar assembly 100 is in a convenient storage state. The rotating mounting block 121 is also provided with a second positioning hole 1213 corresponding to the positioning groove 112. A pin passing through the second positioning hole 1213 and connected to the positioning groove 112 can be used to keep the ladder bar assembly 100 in a convenient storage state.

[0030] Specifically, Figure 8 As shown, the movable wheel 123 is connected to the rotating mounting block 121 via a bearing 122, so that the rotation of the movable wheel 123 is smoother.

[0031] The above are only preferred implementations of the present invention. It should be pointed out that a number of modifications and improved technical solutions made by those skilled in the art without departing from the technical solution should also be deemed to fall within the scope of protection required by the claims.

Claims

1. An auxiliary ladder for a power tower, characterized in that: It comprises at least two ladder rod assemblies, and a plurality of spaced-apart transverse members are axially connected between the two ladder rod assemblies; Each of the ladder rod assemblies comprises a ladder rod body and a plurality of rotating bodies axially arranged on the ladder rod body; a bend bent toward the bottom end is fixedly connected to the right side of the top end of the ladder rod body, and an opening for hooking is formed between the free end of the bend and the ladder rod body; Several rotating bodies are arranged at intervals and rotatably connected to the ladder rod body, and each of the rotating bodies is rotatably connected to a movable wheel. When the rotating body rotates, it can drive the movable wheel thereon to rotate to the right side or left side of the ladder rod body; when the rotating body closest to the elbow drives the movable wheel thereon to rotate to the right side of the ladder rod body, the rotating body blocks the opening, so that the rotating body, the elbow and the ladder rod body are enclosed to form an anti-slip space.

2. The auxiliary hanging ladder for power tower according to claim 1, characterized in that: A fixed shaft is fixedly connected to the ladder rod body; the rotating body includes a rotating mounting block, the movable wheel is rotatably mounted on the bottom end of the rotating mounting block, and an axial hole rotatably connected to the fixed shaft is opened on the top end of the rotating mounting block.

3. The auxiliary hanging ladder for power tower according to claim 2 is characterized by: The ladder rod assembly also includes a positioning pin; positioning grooves connected to the positioning pin are respectively opened on both sides of the fixed shaft, and the rotating mounting block includes a support block, and the support block is provided with a first positioning hole corresponding to the positioning groove and for the positioning pin to pass through.

4. The auxiliary hanging ladder for power tower according to claim 1, characterized in that: The ladder rod assembly also includes a connecting rod, which is rotatably connected to all the rotating bodies, and the connecting rod can drive all the rotating bodies to rotate together.

5. The auxiliary hanging ladder for power tower according to claim 4 is characterized by: The rotatable upper boss is provided with a boss, the connecting rod includes a plurality of connecting rings sleeved on the outer side of the boss and a connecting rod connecting all the connecting rings, and the boss is detachably connected with a limiting plate which limits the connection ring from being separated from the boss.

6. The auxiliary hanging ladder for power tower according to claim 1, characterized in that: The two ends of the transverse member are respectively detachably connected to the ladder rod body.

7. The auxiliary hanging ladder for power tower according to claim 6, characterized in that: Both ends of the cross member are fixedly connected with a sliding rod and a limiting head in sequence; a connecting groove is opened on the ladder rod body, and the connecting groove includes a slot, a sliding groove and a cavity that are interconnected. The slot is for the limiting head and the sliding rod to be inserted in sequence, the sliding groove is for the sliding rod to slide, and the cavity is for the limiting head to move in the connecting groove with the sliding rod.

8. The auxiliary hanging ladder for power tower according to claim 7, characterized in that: The slide groove is L-shaped, including a transverse groove and a vertical groove. The right end of the transverse groove is connected to the slot and the left end faces the left side of the ladder rod body. The top of the vertical groove is connected to the left end of the transverse groove and the bottom end faces the bottom end of the ladder rod body.

9. The auxiliary hanging ladder for power tower according to claim 1, characterized in that: A plurality of assembly blocks arranged at intervals are fixedly connected to the right side of the ladder rod body and a first assembly hole is opened.

10. The auxiliary hanging ladder for power tower according to claim 1, characterized in that: A second assembly hole is provided on the bottom side of the ladder rod body, and the second assembly hole is detachably connected to the grounding piece.