CN221854161U

CN221854161U - Manned hoisting equipment for transformer substation

Info

Publication number: CN221854161U
Application number: CN202323570178.3U
Authority: CN
Inventors: 孙海东; 唐波; 王丰; 林波; 肖浩; 周正道; 姚嘉美
Original assignee: China Three Gorges University CTGU
Current assignee: China Three Gorges University CTGU
Priority date: 2023-12-25
Filing date: 2023-12-25
Publication date: 2024-10-18
Anticipated expiration: 2033-12-25

Abstract

The utility model provides manned hoisting equipment for a transformer substation, which comprises a working platform, a travelling mechanism, a telescopic arm mechanism, a manned platform and a crane, wherein the travelling mechanism drives the working platform to travel, the telescopic arm mechanism and the crane are rotatably arranged on the working platform, and the manned platform is fixedly arranged at the tail end of the telescopic arm mechanism. The lifting object and the manned are concentrated on the same crawler-type vehicle body, and when in lifting operation, the lifting of the heavy object can be performed through the rotatable crane, and the lifting of the working personnel can be realized through the mechanical arm and the manned platform connected with the mechanical arm. The lifting device has the advantages that lifting and carrying are carried out on the same equipment, coordination of lifting operation is improved, the device is more suitable for a small working space of a transformer substation, the time for equipment to enter and exit is shortened, and the working efficiency of installation, maintenance and overhaul of the transformer substation is improved.

Description

Manned hoisting equipment for transformer substation

Technical Field

The utility model relates to the technical field of transformer substation hoisting, in particular to manned hoisting equipment for a transformer substation.

Background

With the rapid development of the electric power industry in China, more and more substations are built and put into production. In the installation, maintenance and overhaul processes of a transformer substation, the participation of hoisting equipment is often needed, the traditional hoisting equipment cannot meet the synchronous carrying out of a hoisted object and a manned person, so that two pieces of equipment are usually adopted in construction, one piece of equipment is used for hoisting the object, and the other piece of equipment is used for manned person. However, the operation space of the transformer substation is relatively narrow, the working efficiency is greatly reduced by the operation mode, synchronous coordination of the suspended objects and the manned objects cannot be realized, and time and labor are wasted.

Disclosure of utility model

Aiming at the defects existing in the prior art, the utility model provides manned hoisting equipment for a transformer substation, and in order to achieve the purposes, the utility model adopts the following technical scheme:

The utility model provides a manned lifting device for transformer substation, includes work platform, running gear, flexible arm mechanism, manned platform and loop wheel machine, running gear drive work platform walking, flexible arm mechanism and loop wheel machine rotate and install on the work platform, manned platform fixed mounting is in the end of flexible arm mechanism.

Further, the running mechanism comprises an engine, a driving wheel, traction wheels, a crawler belt and a support, wherein the engine drives the driving wheel to rotate, the crawler belt is a flexible chain ring which surrounds the driving wheel and the traction wheels, and the support is used for rotatably mounting the driving wheel and the traction wheels.

Furthermore, the crawler belt is formed by hinging a plurality of crawler belt shoes, and the crawler belt shoes adopt three-tooth crawler belt shoes with equal planes.

Still further, flexible arm mechanism includes first base, big arm, well arm, forearm, mechanical joint, connecting rod, first pneumatic cylinder and second pneumatic cylinder, first base is rotated and is installed on the work platform and pass through motor drive first base and rotate, big arm fixed mounting is on first base, well arm articulates on the big arm, the forearm articulates and folds through mechanical joint with well arm, the one end of connecting rod articulates at the middle part of big arm, and the other end articulates the lower extreme at mechanical joint, first pneumatic cylinder articulates between first base and well arm, the second pneumatic cylinder articulates between mechanical joint and forearm.

Still further, the loop wheel machine includes second base, upright arm, main davit, lifting hook and third pneumatic cylinder, the second base rotates and installs on the work platform and rotate through motor drive second base, upright arm vertical fixed connection is in on the second base, the upright arm articulates on the upright arm, the lifting hook passes through the cable wire of crimping machine and installs on the top of main davit, crimping machine installs on the upright arm, the third pneumatic cylinder articulates between second base and main davit.

Further, the lifting hook adopts a claw lifting hook.

Furthermore, the first base and the second base adopt double-row steel ball transmission inside.

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

The lifting object and the manned are concentrated on the same crawler-type vehicle body, and when in lifting operation, the lifting of the heavy object can be performed through the rotatable crane, and the lifting of the working personnel can be realized through the mechanical arm and the manned platform connected with the mechanical arm. The lifting device has the advantages that lifting and carrying are carried out on the same equipment, coordination of lifting operation is improved, the device is more suitable for a small working space of a transformer substation, the time for equipment to enter and exit is shortened, and the working efficiency of installation, maintenance and overhaul of the transformer substation is improved.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic three-dimensional structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a telescopic arm mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a three-dimensional structure of a crane according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of a motor driving structure according to an embodiment of the present utility model;

Fig. 5 is a schematic three-dimensional structure of a track shoe according to an embodiment of the present utility model.

In the above figures: the device comprises a working platform 1, a telescopic arm mechanism 2, a manned platform 3, a crane 4, a travelling mechanism 5, a driving wheel 6, traction wheels 7, a track 8, a support 9, a track shoe 10, a first base 11, a large arm 12, a middle arm 13, a small arm 14, a mechanical joint 15, a connecting rod 16, a first hydraulic cylinder 17, a second hydraulic cylinder 18, a second base 19, a vertical arm 20, a main boom 21, a lifting hook 22, a third hydraulic cylinder 23, balls 24 and a motor 25.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 5, the embodiment of the utility model provides manned hoisting equipment for a transformer substation, which comprises a working platform 1, a travelling mechanism 5, a telescopic arm mechanism 2, a manned platform 3 and a crane 4, wherein the travelling mechanism 5 drives the working platform 1 to travel, the telescopic arm mechanism 2 and the crane 4 are rotatably arranged on the working platform 1, and the manned platform 3 is fixedly arranged at the tail end of the telescopic arm mechanism 2.

When the vehicle is used, a driver drives the vehicle body to reach a designated working position, and the driver controls the expansion and contraction of the first hydraulic oil cylinder and the second hydraulic oil cylinder and the rotation of the first base 11 to lower the manned platform 3 to a position on the ground, which is convenient for a worker to log on, and the worker logs on the manned platform 3; the driver controls the extension and retraction of the third hydraulic cylinder and the rotation of the second base 19, and when the lifting hook 22 reaches a proper position, a heavy object is hung. And simultaneously, lifting the manned platform 3 and the weight to the designated position, and carrying out high-altitude construction by a constructor. After the construction at high altitude is finished, the driver lowers the manned platform 3 and the crane 4 according to the method, and the whole construction is finished.

More specifically, as shown in fig. 1, the running mechanism 5 includes an engine, a driving wheel 6, a traction wheel 7, a track 8 and a bracket 9, the engine drives the driving wheel 6 to rotate, the track 8 is a flexible chain ring surrounding the driving wheel 6 and the traction wheel 7, and the bracket 9 is used for rotatably mounting the driving wheel 6 and the traction wheel 7. The engine is arranged at the bottom of the working platform 1, and the engine drives the driving wheel 6 to rotate so as to drive the working platform 1 to run.

More specifically, as shown in fig. 5, the track 8 plate adopts an equal plane three-tooth track 8 plate, which can effectively reduce the bending caused by the full load condition of the equipment

More specifically, as shown in fig. 1 and 2, the telescopic arm mechanism 2 includes a first base 11, a large arm 12, a middle arm 13, a small arm 14, a mechanical joint 15, a connecting rod 16, a first hydraulic cylinder 17 and a second hydraulic cylinder 18, wherein the first base 11 is rotatably mounted on the working platform 1 and drives the first base 11 to rotate through a motor 25, the large arm 12 is fixedly mounted on the first base 11, the middle arm 13 is hinged on the large arm 12, the small arm 14 and the middle arm 13 are hinged and folded through the mechanical joint 15, one end of the connecting rod 16 is hinged at the middle part of the large arm 12, the other end of the connecting rod is hinged at the lower end of the mechanical joint 15, the first hydraulic cylinder 17 is hinged between the first base 11 and the middle arm 13, and the second hydraulic cylinder 18 is hinged between the mechanical joint 15 and the small arm 14. The middle arm 13 is driven to lift by the first hydraulic cylinder 17, the small arm 14 is driven to rotate on the mechanical joint 15 by the second hydraulic cylinder 18, and the rotation amplitude of the mechanical joint 15 is controlled by the connecting rod 16.

More specifically, as shown in fig. 1 and 3, the crane 4 includes a second base 19, a vertical arm 20, a main boom 21, a hook 22, and a third hydraulic cylinder 23, where the second base 19 is rotatably mounted on the working platform 1 and drives the second base 19 to rotate through a motor 25, the vertical arm 20 is vertically and fixedly connected to the second base 19, the vertical arm 20 is hinged to the vertical arm 20, the hook 22 is mounted on the top end of the main boom 21 through a steel cable of a crimper, the crimper is mounted on the vertical arm 20, and the third hydraulic cylinder 23 is hinged between the second base 19 and the main boom 21.

In order to prevent the hoisted objects from unhooking due to too high swinging speed when the manned hoisting equipment of the transformer substation lifts the objects, the lifting hook 22 adopts a claw lifting hook 22.

As shown in fig. 4, the first base 11 and the second base 19 are internally driven by double rows of steel balls 24, so as to increase the turning performance and stability, and make the structure more stable.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a manned lifting device for transformer substation, its characterized in that, including work platform, running gear, flexible arm mechanism, manned platform and loop wheel machine, running gear drive work platform walks, flexible arm mechanism and loop wheel machine rotate and install on the work platform, manned platform fixed mounting is in the end of flexible arm mechanism, flexible arm mechanism includes first base, big arm, well arm, forearm, mechanical joint, connecting rod, first pneumatic cylinder and second pneumatic cylinder, first base is rotated and is installed on the work platform and pass through motor drive first base and rotate, big arm fixed mounting is on first base, well arm articulates on the big arm, the forearm articulates and folds through mechanical joint with well arm, the one end of connecting rod articulates at the middle part of big arm, and the other end articulates the lower extreme at mechanical joint, first pneumatic cylinder articulates between first base and well arm, the second pneumatic cylinder articulates between mechanical joint and forearm.

2. A manned lifting device for a substation as claimed in claim 1, wherein: the running mechanism comprises an engine, a driving wheel, traction wheels, a crawler belt and a bracket, wherein the engine drives the driving wheel to rotate, the crawler belt is a flexible chain ring which surrounds the driving wheel and the traction wheels, and the bracket is used for rotatably mounting the driving wheel and the traction wheels.

3. A manned lifting device for a substation as claimed in claim 2, wherein: the crawler belt is formed by hinging a plurality of crawler belt shoes, and the crawler belt shoes adopt three-tooth crawler belt shoes with equal planes.

4. A manned lifting device for a substation as claimed in claim 1, wherein: the crane comprises a second base, a vertical arm, a main suspension arm, a lifting hook and a third hydraulic cylinder, wherein the second base is rotatably installed on the working platform and is driven to rotate through a motor, the vertical arm is vertically and fixedly connected to the second base, the vertical arm is hinged to the vertical arm, the lifting hook is installed on the top end of the main suspension arm through a steel cable of a crimping machine, the crimping machine is installed on the vertical arm, and the third hydraulic cylinder is hinged between the second base and the main suspension arm.

5. A manned lifting device for a substation as claimed in claim 4 wherein: the lifting hook adopts a claw lifting hook.

6. A manned lifting device for a substation as claimed in claim 4 wherein: the first base and the second base are internally driven by double rows of steel balls.