CN214176643U

CN214176643U - 10kVPT insulating grounding handcart

Info

Publication number: CN214176643U
Application number: CN202023338087.3U
Authority: CN
Inventors: 徐坤; 刘长华; 付桂霞; 张萍; 毛国庆; 刘朋
Original assignee: Qingdao Yihe Electric Group Co ltd
Current assignee: Qingdao Yihe Electric Group Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-10
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a 10kVPT insulating ground handcart, which comprises a chassis vehicle and a cabinet body assembly, wherein the cabinet body assembly comprises a ground contact arm, the ground contact arm is fixedly connected with a ground connection column through a ground insulator, the ground connection column is fixedly connected with a vertical support column, and one end of the ground contact arm, which is far away from the vertical support column, is fixedly connected with a ground moving contact; the chassis vehicle comprises a chassis vehicle body, and is characterized in that a grounding static contact is fixedly mounted on the upper portion of the chassis vehicle body, a sliding groove is formed in the grounding static contact and used for accommodating a grounding moving contact, the grounding static contact can be in sliding connection with the grounding moving contact to achieve insulation grounding, and a roller is arranged on the lower surface of the chassis vehicle body.

Description

10kVPT insulating grounding handcart

Technical Field

The utility model belongs to the technical field of electrical equipment, concretely relates to insulating ground connection handcart of 10 kVPT.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

During the maintenance of the switch cabinet, the bus side or the cable side of the switch cabinet needs to be tested and grounded so as to ensure the personal safety of the maintainers. When the traditional maintenance cubical switchboard, will test in the electricity dolly pushes the cabinet earlier to the drive tests the electricity to operating position, will test the electricity dolly and withdraw from again after waiting to test the electricity uncharged, pushes the cabinet with the ground connection handcart in, the drive carries out ground connection to operating position and handles, in order to ensure operating personnel's personal safety.

The utility model discloses the people know, in the structure setting of partial 10kVPT insulation ground connection handcart, the function that ground connection handcart reaches ground connection through handcart bottom copper bar and cabinet body friction. The grounding mode of the grounding handcart is not independent grounding and can not meet the design requirements of some regions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art, and providing a 10kVPT insulating grounding handcart and a method, which can at least solve one of the technical problems.

In order to achieve the above object, one or more embodiments of the present invention provide a 10kVPT insulated grounding handcart, including a chassis and a cabinet assembly, where the cabinet assembly includes a grounding contact arm, the grounding contact arm is fixedly connected to a grounding connection post through a grounding insulator, the grounding connection post is fixedly connected to a vertical support column, and one end of the grounding contact arm, which is far away from the vertical support column, is fixedly connected to a grounding moving contact; the chassis vehicle comprises a chassis vehicle body, and is characterized in that a grounding static contact is fixedly mounted on the upper portion of the chassis vehicle body, a sliding groove is formed in the grounding static contact and used for accommodating a grounding moving contact, and the grounding static contact can be in sliding connection with the grounding moving contact to achieve insulation grounding.

Further, the lower surface of the chassis vehicle is provided with rollers.

Further, the cabinet body subassembly include vertical support column, vertical support column respectively with two horizontal spliced poles fixed connection, horizontal spliced pole with electrically conductive arm fixed connection that touches, electrically conductive arm and plum blossom contact fixed connection of touching.

Further, vertical support column and insulator connecting plate fixed connection, insulator connecting plate and insulator fixed connection.

Further, the conductive contact arm is of an L-shaped structure, one end of the conductive contact arm is vertically arranged, the other end of the conductive contact arm is horizontally arranged, and one end of each of the two conductive contact arms which are vertically arranged is fixedly connected through a vertical connecting plate.

Furthermore, an overhanging connecting plate is installed at the upper end of the vertical supporting column.

Furthermore, the lower extreme fixedly connected with angle bar of vertical support post.

Further, the transverse connecting column is fixedly connected with the vertical supporting column through section steel.

Further, a sliding guide piece is arranged between the cabinet body assembly and the chassis vehicle.

Further, the sliding guide part comprises a guide rail and a guide groove which are respectively arranged on the upper surfaces of the cabinet body assembly and the chassis.

The beneficial effects of one or more of the above technical solutions are as follows:

by redesigning the handcart structure, the handcart is supported by the insulator to support the grounding contact arm and the contact, the cabinet body is fixed by the insulator to fix the static contact, and the handcart meets the requirement of insulating grounding through the matching of the static contact and the static contact in the shaking-in process. The PT handcart is grounded in an insulating mode, so that the grounding mode of the PT handcart is enriched, the requirements of different regions can be met, and the market competitiveness of the company KYN28A is enhanced.

Drawings

The accompanying drawings, which form a part of the specification, are provided to provide a further understanding of the invention, and are included to explain the illustrative embodiments and the description of the invention, and not to constitute a limitation of the invention.

Fig. 1 is a schematic view of the overall structure in embodiment 1 of the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1;

in the figure: 1. an insulator connecting plate; 2. a vertical support column; 3. an overhanging connecting plate; 4. a first transverse connecting column; 5. a first conductive contact arm; 6. a first tulip contact; 7. an insulator; 8. a vertical connecting plate; 9. a second transverse connecting column; 10. a second conductive contact arm; 11. a second tulip contact; 12. a roller; 13. a chassis truck; 14. angle iron; 15. a grounding insulator; 16. a ground connection post; 17. a grounding contact arm; 18. a grounding moving contact; 19. and (5) grounding and static contacts.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "up, down, left, right" in the present invention, if appearing, are intended to correspond only to the upper, lower, left, right directions of the drawings themselves, not to limit the structure, but merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.

As shown in fig. 1-2, in a typical embodiment of the present invention, a 10kVPT insulating grounded handcart is provided, which includes a chassis 13 and a cabinet assembly, the cabinet assembly includes a grounded contact arm 17, the grounded contact arm 17 is fixedly connected to a grounded connection post 16 through a grounded insulator 15, the grounded connection post 16 is fixedly connected to a vertical support column 2, and a grounded moving contact 18 is fixedly connected to one end of the grounded contact arm 17 away from the vertical support column 2;

the chassis truck 13 is characterized in that a grounding static contact 19 is fixedly mounted on the upper portion of the chassis truck 13, a sliding groove is formed in the grounding static contact 19 and used for accommodating a grounding moving contact 18, and the grounding static contact 19 can be slidably connected with the grounding moving contact 18 to achieve insulation grounding

Further, the lower surface of the chassis truck 13 is provided with a roller 12.

Further, the cabinet body subassembly include vertical support column 2, vertical support column 2 respectively with two horizontal spliced poles fixed connection, horizontal spliced pole with electrically conductive arm fixed connection that touches, electrically conductive arm and plum blossom contact fixed connection of touching.

Specifically, the conductive contact arms in this embodiment are the first conductive contact arm and the second conductive contact arm shown in fig. 1, the transverse support columns include the first transverse support column and the second transverse support column shown in fig. 1, and the tulip contact includes the first tulip contact and the second tulip contact shown in fig. 1.

Further, vertical support column 2 and insulator connecting plate 1 fixed connection, insulator connecting plate 1 and insulator 7 fixed connection.

The electric conduction contact arm is of an L-shaped structure, one end of the electric conduction contact arm is vertically arranged, the other end of the electric conduction contact arm is horizontally arranged, and one ends of the two electric conduction contact arms which are vertically arranged are fixedly connected through a vertical connecting plate 8.

Further, an overhanging connecting plate 3 is installed at the upper end of the vertical supporting column.

Further, the lower end of the vertical supporting column 2 is fixedly connected with an angle iron 14.

Further, a sliding guide piece is arranged between the cabinet body assembly and the chassis vehicle 13.

Further, the sliding guide includes a guide rail and a guide groove respectively provided on the upper surface of the cabinet assembly and the chassis 13.

The prior PT handcart achieves the grounding function through the friction between a copper bar at the bottom of the handcart and a cabinet body.

The grounding mode of the PT handcart is not independent grounding and can not meet the design requirements of some regions

Through the improved design handcart structure, adopt the insulator to support ground connection contact arm and contact on the handcart, the cabinet body adopts the fixed static contact of insulator, and the handcart reaches the requirement of insulating ground connection through the cooperation of sound contact and static contact shaking in-process.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. A10 kVPT insulating grounding handcart is characterized by comprising a chassis and a cabinet body assembly, wherein the cabinet body assembly comprises a grounding contact arm, the grounding contact arm is fixedly connected with a grounding connecting column through a grounding insulator, the grounding connecting column is fixedly connected with a vertical supporting column, and one end of the grounding contact arm, which is far away from the vertical supporting column, is fixedly connected with a grounding moving contact;

the chassis vehicle comprises a chassis vehicle body, and is characterized in that a grounding static contact is fixedly mounted on the upper portion of the chassis vehicle body, a sliding groove is formed in the grounding static contact and used for accommodating a grounding moving contact, and the grounding static contact can be in sliding connection with the grounding moving contact to achieve insulation grounding.

2. The 10kVPT insulated grounding handcart of claim 1, wherein the lower surface of the chassis is provided with rollers.

3. The 10kVPT insulating grounding handcart according to claim 1, wherein the cabinet body assembly comprises the vertical supporting columns, the vertical supporting columns are respectively and fixedly connected with two transverse connecting columns, the transverse connecting columns are fixedly connected with a conductive contact arm, and the conductive contact arm is fixedly connected with a tulip contact.

4. The 10kVPT insulated grounding handcart of claim 1, wherein the vertical supporting columns are fixedly connected with an insulator connecting plate, and the insulator connecting plate is fixedly connected with an insulator.

5. The 10kVPT insulated grounding handcart according to claim 3, wherein the conductive contact arm is in an L-shaped structure, one end of the conductive contact arm is vertically arranged, the other end of the conductive contact arm is horizontally arranged, and one vertically arranged end of each of the two conductive contact arms is fixedly connected through a vertical connecting plate.

6. The 10kVPT insulated grounding handcart of claim 1, wherein an overhanging connecting plate is installed at the upper end of the vertical supporting column.

7. The 10kVPT insulated grounding handcart of claim 1, wherein the lower end of the vertical supporting column is fixedly connected with an angle iron.

8. The 10kVPT insulated grounding handcart of claim 3, wherein the transverse connecting columns are fixedly connected with the vertical supporting columns through section steel.

9. The 10kVPT insulated grounding handcart of claim 1, wherein a sliding guide is arranged between the cabinet body assembly and the chassis.

10. The 10kVPT insulated grounding handcart of claim 9, wherein the sliding guide comprises a guide rail and a guide groove respectively arranged on the cabinet body assembly and the chassis upper surface.