CN219316868U

CN219316868U - Maintenance ladder for maintaining high-altitude electrical equipment

Info

Publication number: CN219316868U
Application number: CN202223494356.4U
Authority: CN
Inventors: 曹海彦
Original assignee: Tianjin Xinyu Color Plate Co Ltd
Current assignee: Tianjin Xinyu Color Plate Co Ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-07-07
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of electrical overhaul ladders, in particular to an overhaul ladder for maintaining high-altitude electrical equipment, which comprises an insulation overhaul ladder, wherein a second ladder rod is hinged to the top of the insulation overhaul ladder, pedals are connected to the outer walls of the first ladder rod and the second ladder rod, and wear-resistant supporting legs are arranged at the bottoms of the first ladder rod and the second ladder rod; the first traction assembly and the second traction assembly are used for pulling and connecting the first ladder rod and the second ladder rod, the first traction assembly comprises a first connecting screw rod, the second traction assembly comprises a second connecting screw rod, and one end of the second connecting screw rod is in threaded connection with the first connecting screw rod. According to the utility model, the connection length of the traction assembly is adjusted in a screw connection mode, and the support use at different angles can be realized through traction and pulling of different lengths, so that the flexibility of the use of the overhaul ladder is improved.

Description

Maintenance ladder for maintaining high-altitude electrical equipment

Technical Field

The utility model relates to the technical field of electrical overhaul ladders, in particular to an overhaul ladder for maintaining electrical equipment at a high place.

Background

The special climbing tool for maintenance of auxiliary equipment such as a power supply project, a telecommunication project, an electrical project and a hydroelectric project of the overhaul ladder is characterized in that the flexible support of the herringbone ladder is used for photovoltaic application in the electrical maintenance project, and when the electric maintenance tool is used, front and rear ladder bars and the ground form an isosceles triangle, so that stable support can be realized while climbing is realized, and the electric maintenance tool is convenient for a single person to use.

When the existing overhaul ladder is used, the support positioning after the folding and unfolding of the overhaul ladder is usually realized by adopting the hinged connecting rod to assist in pulling, but the pulling structure cannot realize the length adjustment during the use, so that the overhaul ladder cannot be pulled and pulled according to the supporting angle of the ladder rod effectively during the use, the flexibility of the overhaul ladder during the use is reduced, the operation treatment of a single supporting height can only be realized, and the overhaul ladder for maintaining the high-place electrical equipment is required to be designed to solve the problems.

Disclosure of Invention

The utility model aims to provide an overhaul ladder for maintaining high-altitude electrical equipment, which aims to solve the problems that the auxiliary pulling is realized by adopting a hinged connecting rod in the background technology, but the length cannot be adjusted by the pulling and pulling structure when the overhaul ladder is used, and the overhaul ladder cannot be effectively pulled and pulled according to the supporting angle of a ladder rod when the overhaul ladder is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an access ladder for high-rise electrical equipment maintenance, comprising:

the top of the insulating maintenance ladder is hinged with a second ladder rod, the outer walls of the first ladder rod and the second ladder rod are connected with pedals, and the bottoms of the first ladder rod and the second ladder rod are provided with wear-resistant supporting legs;

the first traction assembly and the second traction assembly are used for pulling and connecting a first ladder rod and a second ladder rod, the first traction assembly comprises a first connecting screw rod, one end of the first connecting screw rod is connected with a first connecting column, the other end of the first connecting column is connected with a first hinge, the other end of the first hinge is connected with a first positioning block, the outer part of the first positioning block is slidably connected with a first positioning plate, the first positioning plate is fixedly connected to the bottom of a pedal, the second traction assembly comprises a second connecting screw rod, and one end of the second connecting screw rod is in threaded connection with the first connecting screw rod.

Preferably, the first positioning plate is provided with a guide groove, the inside of the guide groove is slidably connected with a rotating support lug of the first positioning block, and the first positioning block is rotationally connected with the first hinge part through the rotating support lug.

Preferably, the first connecting column is kept away from the one end of first articulated elements and has been seted up a screw thread section of thick bamboo, and the internally connected of screw thread section of thick bamboo has a first connecting screw, the one end that first connecting screw kept away from first connecting column is provided with a screw thread section of thick bamboo, and the center outer wall connection of first connecting screw has a first handle, is convenient for handheld rotation.

Preferably, the second traction assembly comprises a second positioning plate, the second positioning plate is fixedly connected to the bottom of the pedal, a second positioning block is connected to the outer portion of the second positioning plate in a sliding mode, a second hinge is hinged to one end of the second positioning block, a second connecting column is connected to the other end of the second hinge, a second connecting screw is connected to the inner thread of the second connecting column, and a second grip is connected to the outer wall of the second connecting screw.

Preferably, the second positioning block is rotationally connected with the second hinging piece, a threaded column is arranged at one end of the second connecting screw close to the first connecting screw, the threaded column is connected with a threaded cylinder of the first connecting screw, the diameters of the second handle and the first handle are the same, and anti-skid patterns are arranged on the outer walls of the second handle and the first handle.

Preferably, the side of the second locating plate, which is close to the first locating plate, is provided with a locating clamp, the inside of the locating clamp is clamped with a second handle or a first handle, and the pedal is provided with a guide groove with the width larger than the diameter of the first handle.

Compared with the prior art, the utility model has the beneficial effects that: the maintenance ladder for maintaining the electrical equipment at the high position can be used for adjusting the connection length of the traction assembly in a screw connection mode, so that the maintenance ladder can be used in a supporting mode through traction and pulling of different lengths, and the use of supports at different angles is achieved, so that the use flexibility of the maintenance ladder is improved.

(1) According to the utility model, the auxiliary pulling and traction of the ladder bars at two sides are realized through the arrangement of the two groups of traction components, so that the use stability of the overhaul ladder is ensured, and meanwhile, the connection length of the two parts is flexibly adjusted through the telescopic adjustment of the screw rods, so that the adaptive adjustment of the pulling and traction length of the overhaul ladder can be realized according to the change of the supporting angle of the overhaul ladder when the overhaul ladder is supported and used, and the use diversity of the overhaul ladder is improved.

(2) According to the folding and storage device, through the arrangement of the sliding type structure, when the maintenance ladder is folded and stored, the folding and storage of the screw rod can be realized through the sliding and hinged connection of the positioning blocks, and meanwhile, the clamping of the positioning cards can be positioned, so that the storage stability of the maintenance ladder is ensured.

Drawings

FIG. 1 is a schematic view of an expanded configuration of the present utility model;

FIG. 2 is a schematic diagram of an exploded view of a second traction assembly according to the present utility model;

FIG. 3 is a schematic view of an exploded view of a first traction assembly according to the present utility model;

fig. 4 is a schematic sectional view of the connection state of the present utility model.

In the figure: 1. an insulating maintenance ladder; 11. a first ladder bar; 12. a second ladder bar; 13. a pedal; 14. wear-resistant support legs; 2. a first traction assembly; 21. a first positioning plate; 22. a first positioning block; 23. a first hinge; 24. a first connection post; 25. a first connecting screw; 26. a first grip; 3. a second traction assembly; 31. a second positioning plate; 32. a second positioning block; 33. a second hinge; 34. a second connection post; 35. a second connecting screw; 36. and a second grip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-4, an embodiment of the present utility model is provided: an access ladder for high-rise electrical equipment maintenance, comprising: all parts used in the application are products which can be directly purchased in the market, the principle and the connection mode are all the prior art well known to the person skilled in the art, so the details are not repeated here,

the top of the insulating overhaul ladder 1 is hinged with a second ladder rod 12, the outer walls of the first ladder rod 11 and the second ladder rod 12 are connected with pedals 13, and the bottoms of the first ladder rod 11 and the second ladder rod 12 are provided with wear-resistant supporting legs 14;

the first traction assembly 2 and the second traction assembly 3, the first traction assembly 2 and the second traction assembly 3 are used for pulling connection between the first ladder rod 11 and the second ladder rod 12, the first traction assembly 2 comprises a first connecting screw rod 25, one end of the first connecting screw rod 25 is connected with a first connecting column 24, the other end of the first connecting column 24 is connected with a first hinging piece 23, the other end of the first hinging piece 23 is connected with a first positioning block 22, the outer part of the first positioning block 22 is slidably connected with a first positioning plate 21, the first positioning plate 21 is fixedly connected to the bottom of the pedal 13, the second traction assembly 3 comprises a second connecting screw rod 35, one end of the second connecting screw rod 35 is in threaded connection with the first connecting screw rod 25, and auxiliary connection of the first connecting screw rod 25 and the second connecting screw rod 35 is achieved through threaded connection of the first connecting screw rod 25, so that auxiliary traction of the first ladder rod 11 and the second ladder rod 12 is achieved, and meanwhile, the insulation ladder 1 supporting service repair and overhaul at different angles can be adapted to according to adjustment of the self-telescopic lengths of the first connecting screw rod 25 and the second connecting screw rod 35.

Further, the guide way has been seted up on the first locating plate 21, and the inside sliding connection of guide way has the rotation journal stirrup of first locating piece 22, and first locating piece 22 is rotation through rotating journal stirrup and first articulated elements 23 and is connected, and one side that first locating plate 21 and first locating piece 22 are close to each other all is provided with the anti-skidding line, and then makes it pull when drawing, improves the extrusion contact of first locating plate 21 and first locating piece 22, through the extrusion of anti-skidding line, has guaranteed the stability of first locating piece 22.

Further, the screw thread section of thick bamboo has been seted up to the one end that first spliced pole 24 was kept away from first articulated elements 23, and the internally connected of screw thread section of thick bamboo has first connecting screw 25, through the setting of structure, can realize the self position control of first connecting screw 25, realize the flexible regulation of different length, the one end that first connecting screw 25 kept away from first spliced pole 24 is provided with the screw thread section of thick bamboo, the setting of this screw thread section of thick bamboo is used for the auxiliary connection of second handle 36, and the central outer wall connection of first connecting screw 25 has first handle 26, the setting of first handle 26 is convenient for hold rotatory.

Further, the second traction assembly 3 includes a second locating plate 31, the second locating plate 31 is fixedly connected to the bottom of the pedal 13, a second locating block 32 is slidably connected to the outside of the second locating plate 31, one end of the second locating block 32 is hinged to a second hinge 33, the other end of the second hinge 33 is connected to a second connecting column 34, the inner thread of the second connecting column 34 is connected to a second connecting screw 35, the outer wall of the second connecting screw 35 is connected to a second handle 36, the arrangement of the structure is similar to that of the first traction assembly 2, self adjustment of the second connecting screw 35 can be achieved, and the end of the second connecting screw 35 is used for auxiliary connection of the first connecting screw 25, so that connection of the first traction assembly 2 and the second traction assembly 3 is completed, and traction of the first ladder rod 11 and the second ladder rod 12 is facilitated.

Further, the second positioning block 32 is rotationally connected with the second hinge 33, one end of the second connecting screw 35, which is close to the first connecting screw 25, is provided with a threaded column, the threaded column is connected with a threaded cylinder of the first connecting screw 25, the diameters of the second handle 36 and the first handle 26 are the same, the outer walls of the second handle 36 and the first handle 26 are both provided with anti-skid threads, and the anti-skid threads are used for improving friction force and avoiding sliding of hands.

Further, the second positioning plate 31 and the first positioning plate 21 are both provided with positioning clamps on one side close to each other, the second grip 36 or the first grip 26 is clamped inside the positioning clamps, the pedal 13 is provided with a guide groove with a width larger than the diameter of the first grip 26, and the positioning clamps can realize auxiliary clamping of the first grip 26 and the second grip 36, so that auxiliary folding and storage of the first connecting screw 25 and the second connecting screw 35 are completed.

Working principle: when the utility model is used, the length of the first traction component 2 and the second traction component 3 is adjusted according to the supporting angle of the first ladder bar 11 and the second ladder bar 12, so that when the first ladder bar 11 and the second ladder bar 12 are supported, the first connecting screw rod 25 and the second connecting screw rod 35 are connected, the auxiliary traction and the pulling of the first ladder bar 11 and the second ladder bar 12 are realized, and the auxiliary supporting and positioning of the first ladder bar 11 and the second ladder bar 12 are completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An access ladder for maintenance of high-rise electrical equipment, comprising:

the novel high-strength insulating overhaul ladder comprises an insulating overhaul ladder (1) and a first ladder rod (11), wherein a second ladder rod (12) is hinged to the top of the insulating overhaul ladder (1), pedals (13) are connected to the outer walls of the first ladder rod (11) and the second ladder rod (12), and wear-resistant supporting legs (14) are arranged at the bottoms of the first ladder rod (11) and the second ladder rod (12);

first traction assembly (2) and second traction assembly (3), first traction assembly (2) and second traction assembly (3) are used for pulling between first ladder pole (11) and second ladder pole (12) to be connected, first traction assembly (2) are including first connecting screw rod (25), the one end of first connecting screw rod (25) is connected with first spliced pole (24), and the other end of first spliced pole (24) is connected with first articulated elements (23), the other end of first articulated elements (23) is connected with first locating block (22), the outside sliding connection of first locating block (22) has first locating plate (21), first locating plate (21) fixed connection is in the bottom of footboard (13), second traction assembly (3) are including second connecting screw rod (35), and the one end and the first connecting screw rod (25) of second connecting screw rod (35) are threaded connection.

2. An access ladder for maintenance of electrical equipment at high altitude as in claim 1, wherein: the guide groove is formed in the first positioning plate (21), the rotating support lug of the first positioning block (22) is connected to the inside of the guide groove in a sliding mode, and the first positioning block (22) is connected with the first hinge piece (23) in a rotating mode through the rotating support lug.

3. An access ladder for maintenance of electrical equipment at high altitude as in claim 1, wherein: the one end that first spliced pole (24) kept away from first articulated elements (23) is offered a screw thread section of thick bamboo, and the internally connected of screw thread section of thick bamboo has first connecting screw rod (25), the one end that first spliced pole (24) was kept away from to first connecting screw rod (25) is provided with a screw thread section of thick bamboo, and the center outer wall connection of first connecting screw rod (25) has first handle (26).

4. An access ladder for maintenance of electrical equipment at high altitude as in claim 1, wherein: the second traction assembly (3) comprises a second locating plate (31), the second locating plate (31) is fixedly connected to the bottom of the pedal (13), a second locating block (32) is connected to the outside of the second locating plate (31) in a sliding mode, a second hinge piece (33) is hinged to one end of the second locating block (32), a second connecting column (34) is connected to the other end of the second hinge piece (33), a second connecting screw rod (35) is connected to the inner thread of the second connecting column (34), and a second grip (36) is connected to the outer wall of the second connecting screw rod (35).

5. An access ladder for maintenance of electrical equipment at high altitude as in claim 4, wherein: the second positioning block (32) is rotationally connected with the second hinging piece (33), a threaded column is arranged at one end, close to the first connecting screw (25), of the second connecting screw (35), the threaded column is connected with a threaded cylinder of the first connecting screw (25), the diameter of the second handle (36) is the same as that of the first handle (26), and anti-skid threads are arranged on the outer walls of the second handle (36) and the first handle (26).

6. An access ladder for maintenance of electrical equipment at high altitude as in claim 5, wherein: the second locating plate (31) and the first locating plate (21) are provided with locating clamps on one sides close to each other, the second handle (36) or the first handle (26) is clamped in the locating clamps, and the pedal (13) is provided with a guide groove with the width larger than the diameter of the first handle (26).