CN216477121U

CN216477121U - Extra-high voltage transmission line iron tower cross arm aerial ladder

Info

Publication number: CN216477121U
Application number: CN202122799301.3U
Authority: CN
Inventors: 王军; 黄悦
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-10
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an ultra-high voltage transmission line iron tower cross arm aerial ladder in the technical field of aerial ladders for power transmission, which comprises an aerial ladder body assembly, wherein the aerial ladder body assembly comprises an aerial ladder frame, a pedal is fixed on one side of the aerial ladder frame, reinforcing rods are fixed at two ends of the pedal, a steering assembly is fixed at the lower end of the aerial ladder frame, the steering assembly comprises a steering plate and a steering engine, a self-locking wheel is arranged at the lower end of the steering plate, a driving gear is arranged at the output end of the steering engine, a driven gear is meshed with the surface of the driving gear, a steering shaft penetrates through the driven gear, and the upper end of the steering shaft is fixedly connected with the steering plate. According to the utility model, the steering engine is started, the output end of the steering engine drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the bottom plate to rotate, the self-locking wheel is driven to run through the bottom plate in a matching manner, the direction of the climbing platform is adjusted, and the angle adjustment of the device during use is facilitated.

Description

Extra-high voltage transmission line iron tower cross arm aerial ladder

Technical Field

The utility model relates to the technical field of aerial ladders for power transmission, in particular to an aerial ladder for a cross arm of an ultra-high voltage transmission line iron tower.

Background

Modern people produce the existing scissor lifts and aluminum alloy lifting platforms by technical improvement and replacing the raw materials for manufacturing aerial ladders with manganese steel and aluminum alloy.

Through retrieval, chinese patent No. CN207795043U discloses an ultra-high voltage transmission line iron tower cross arm aerial ladder, which comprises a frame, a lifting support leg device, a rotary platform, a first ladder frame, an amplitude transformer, a working bucket, a second ladder frame and a third ladder frame, and the ladder increases the bearing capacity of the whole frame, ensures the stable operation of the aerial ladder, reduces the shaking feeling, increases the development of the normal line inspection work of the power operation personnel, and improves the operation efficiency.

However, due to the fact that an existing aerial ladder is lack of adjusting parts for using angles, a user cannot conveniently and fast adjust the using direction when using the aerial ladder, and therefore use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an ultra-high voltage transmission line iron tower cross arm aerial ladder to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an extra-high voltage transmission line iron tower cross arm aerial ladder, includes aerial ladder body subassembly, aerial ladder body subassembly includes aerial ladder frame, and one side of aerial ladder frame is fixed with the footboard, and the both ends of footboard are fixed with the stiffener, the lower extreme of aerial ladder frame is fixed with the steering module, and the steering module includes steering plate and steering wheel, and the lower extreme of steering plate is equipped with the auto-lock wheel, and the output of steering wheel is equipped with drive gear, and drive gear's surface interlock has driven gear, and it has the steering spindle to run through in the driven gear, the upper end and the steering plate fixed connection of steering spindle.

Preferably, the two ends of the aerial ladder frame are fixed with vertical rods, and the vertical rods are arranged in a pairwise symmetrical mode.

Preferably, a guardrail is fixed on one side of the vertical rod, and the inclination angle of the guardrail is the same as that of the aerial ladder frame.

Preferably, a bottom plate is fixed on the side surface of the vertical rod, and the bottom plate is parallel to the pedal.

Preferably, the top of the steering plate is fixed with a mounting seat, a hydraulic pump is installed in the mounting seat in a penetrating manner, a telescopic rod penetrates through the upper end of the hydraulic pump, and the telescopic rod is a cylindrical metal rod.

Preferably, a climbing platform is fixed at the top of the telescopic rod and is a rectangular groove.

Preferably, a safety fence is fixed at the upper end of the climbing platform and comprises a fixed rod, and a base plate is fixed at the lower end of the steering engine.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, by starting the steering engine, the output end of the steering engine drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the bottom plate to rotate, the self-locking wheel is driven to travel through the bottom plate in a matching manner, the direction of the climbing platform is adjusted, and the angle adjustment when the device is used is facilitated;

(2) the safety fence can improve the use safety of the device, the hydraulic pump is started, the hydraulic pump drives the telescopic rod to move upwards, and the height of the climbing platform is adjusted, so that the convenience of a user in using the aerial ladder is adjusted, and the aerial ladder is suitable for working environments with different heights.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a three-dimensional structure diagram of an ultra-high voltage transmission line iron tower cross arm scaling ladder of the utility model;

fig. 2 is an enlarged view of a cross arm aerial ladder of an ultra-high voltage transmission line iron tower in fig. 1;

FIG. 3 is a side view of the aerial ladder of the cross arm of the ultra-high voltage transmission line iron tower of the utility model;

fig. 4 is a bottom view structural diagram of the cross arm aerial ladder of the ultra-high voltage transmission line iron tower.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an aerial ladder body assembly; 11. an aerial ladder frame; 12. a pedal; 121. a reinforcing bar; 13. a base plate; 14. a vertical rod; 15. a guardrail; 2. a steering assembly; 21. a steering plate; 22. a self-locking wheel; 23. a mounting seat; 24. a hydraulic pump; 25. a telescopic rod; 26. a climbing platform; 27. a security fence; 271. fixing the rod; 28. a base plate; 29. a steering engine; 291. a drive gear; 292. a driven gear; 293. a steering shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an ultra-high voltage transmission line iron tower cross arm aerial ladder comprises an aerial ladder body assembly 1, the aerial ladder body assembly 1 comprises an aerial ladder frame 11, pedals 12 are fixed on one side of the aerial ladder frame 11, the pedals 12 are arranged at equal intervals along the side direction of the aerial ladder frame 11, a plurality of pedals 12 are used for climbing, a user can conveniently climb, reinforcing rods 121 are fixed at two ends of each pedal 12, vertical rods 14 are fixed at two ends of the aerial ladder frame 11, the vertical rods 14 are arranged in a pairwise symmetry mode, a bottom plate 13 is fixed on the side surface of each vertical rod 14, the bottom plate 13 is parallel to the corresponding pedal 12, a guardrail 15 is fixed on one side of each vertical rod 14, and the inclination angles of the guardrail 15 and the aerial ladder frame 11 are the same;

wherein, aerial ladder frame 11 is the horizontal plane and forms the angle of inclination, and the angle of inclination is 45 degrees, and aerial ladder frame 11 cooperation footboard 12 constitutes the climbing part, and stiffener 121 is used for strengthening footboard 12 and aerial ladder frame 11's the stability of being connected, and guardrail 15 is used for the protection when aerial ladder climbs, the security that hoisting device used, and bottom plate 13 is used for climbing and protection.

Referring to fig. 1-4, a steering assembly 2 is fixed at the lower end of an aerial ladder frame 11, the steering assembly 2 includes a steering plate 21 and a steering engine 29, a self-locking wheel 22 is arranged at the lower end of the steering plate 21, a mounting seat 23 is fixed at the top of the steering plate 21, a hydraulic pump 24 is installed in the mounting seat 23 in a penetrating manner, a telescopic rod 25 is installed at the upper end of the hydraulic pump 24 in a penetrating manner, the telescopic rod 25 is a cylindrical metal rod, a climbing platform 26 is fixed at the top of the telescopic rod 25, the climbing platform 26 is a rectangular groove, a safety fence 27 is fixed at the upper end of the climbing platform 26, the safety fence 27 includes a fixed rod 271, a driving gear 291 is arranged at the output end of the steering engine 29, a driven gear 292 is engaged with the surface of the driving gear 291, a steering shaft 293 is inserted in the driven gear 292 in a penetrating manner, the upper end of the steering shaft 293 is fixedly connected with the steering plate 21, a backing plate 28 is fixed at the lower end of the steering engine 29, and the top of the backing plate 28 is connected with a bearing of the steering shaft 293;

wherein, steering wheel 29's input and external power source electric connection, start steering wheel 29, steering wheel 29 output drives drive gear 291 and rotates, drive gear 291 drives driven gear 292 and rotates, driven gear 292 drives bottom plate 13 and rotates, the rotation of cooperation auto-lock wheel 22, the direction of platform 26 is ascended a height to the adjustment, the angular adjustment when the device of being convenient for uses, security fence 27 can the security that hoisting device used, start hydraulic pump 24, hydraulic pump 24 drives telescopic link 25 and upwards removes, the height of platform 26 is ascended a height to the adjustment user, thereby the convenience of adjustment user use aerial ladder, with the operation environment of adaptation co-altitude.

The overall working principle is that, in use, the scaling ladder frame 11 is matched with the pedal 12 to form a climbing part, the reinforcing rod 121 is used for reinforcing the connection stability of the pedal 12 and the scaling ladder frame 11, the guardrail 15 is used for protecting the scaling ladder in climbing, the use safety of the lifting device is ensured, the bottom plate 13 is used for climbing and protecting, the input end of the steering engine 29 is electrically connected with an external power supply, the steering engine 29 is started, the output end of the steering engine 29 drives the driving gear 291 to rotate, the driving gear 291 drives the driven gear 292 to rotate, the driven gear 292 drives the bottom plate 13 to rotate, the direction of the climbing platform 26 is adjusted by matching with the rotation of the self-locking wheel 22, the angle adjustment when the device is used is facilitated, the use safety of the device can be improved by the safety fence 27, the hydraulic pump 24 is started, the hydraulic pump 24 drives the telescopic rod 25 to move upwards, the height of the climbing platform 26 is adjusted, and the convenience of using the scaling ladder by a user is adjusted to adapt to operating environments with different heights.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an extra-high voltage transmission line iron tower cross arm aerial ladder, includes aerial ladder body subassembly (1), aerial ladder body subassembly (1) is fixed with footboard (12) including aerial ladder frame (11), one side of aerial ladder frame (11), and the both ends of footboard (12) are fixed with stiffener (121), its characterized in that: the lower extreme of cloud ladder frame (11) is fixed with and turns to subassembly (2), turns to subassembly (2) including steering panel (21) and steering wheel (29), and the lower extreme of steering panel (21) is equipped with auto-lock wheel (22), and the output of steering wheel (29) is equipped with drive gear (291), and the surface interlock of drive gear (291) has driven gear (292), and it has steering spindle (293) to run through in driven gear (292), the upper end and the steering panel (21) fixed connection of steering spindle (293).

2. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 1, characterized in that: vertical rods (14) are fixed at two ends of the aerial ladder frame (11), and the vertical rods (14) are arranged in a pairwise symmetrical mode.

3. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 2, characterized in that: a guardrail (15) is fixed on one side of the vertical rod (14), and the inclination angles of the guardrail (15) and the aerial ladder frame (11) are the same.

4. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 3, characterized in that: the side of the vertical rod (14) is fixed with a bottom plate (13), and the bottom plate (13) is parallel to the pedal (12).

5. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 1, characterized in that: the top of deflector (21) is fixed with mount pad (23), and run through in mount pad (23) and install hydraulic pump (24), and the upper end of hydraulic pump (24) runs through there is telescopic link (25), telescopic link (25) are the cylinder metal pole.

6. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 5, characterized in that: the top of the telescopic rod (25) is fixed with a climbing platform (26), and the climbing platform (26) is a rectangular groove.

7. The aerial ladder on the cross arm of the ultra-high voltage transmission line iron tower according to claim 6, characterized in that: a safety fence (27) is fixed to the upper end of the climbing platform (26), the safety fence (27) comprises a fixing rod (271), and a base plate (28) is fixed to the lower end of the steering engine (29).