CN221783746U

CN221783746U - A copper-aluminum composite isolation trolley

Info

Publication number: CN221783746U
Application number: CN202322888483.0U
Authority: CN
Inventors: 杨娟
Original assignee: Fujian Xinsheng Copper Co ltd
Current assignee: Fujian Xinsheng Copper Co ltd
Priority date: 2023-10-27
Filing date: 2023-10-27
Publication date: 2024-09-27
Anticipated expiration: 2033-10-27

Abstract

The utility model discloses a copper-aluminum composite isolation handcart, which comprises a frame, wherein the bottom of the frame is fixedly connected with a trolley body, two ends of the trolley body are provided with first sliding grooves, the outer side of the trolley body is correspondingly provided with a cabinet body, two ends of the inner side of the cabinet body are fixedly connected with first sliding blocks, the first sliding blocks correspond to the first sliding grooves, grooves are formed in the first sliding blocks, protruding blocks are arranged in the first sliding grooves in a penetrating manner, the protruding blocks correspond to the grooves, sliding grooves can correspond to sliding block components in the cabinet body through the sliding grooves formed in the two ends of the trolley body, and a retractable protruding block component can be clamped with the grooves in the first sliding blocks.

Description

Copper-aluminum composite isolation handcart

Technical Field

The utility model relates to the field of isolation handcarts, in particular to a copper-aluminum composite isolation handcart.

Background

The handcart is a main component in the withdrawable switch cabinet, and generally comprises a PT handcart and a switch (circuit breaker) handcart. The handcart is called a trolley, and takes a switch handcart as an example, and the handcart can be pulled out of the switch cabinet by hand after the guide rail is paved under the condition of breaking a switch so as to be overhauled or replaced. It may be called a cart because it can be pulled out by hand and is shaped like a cart. The main elements on the handcart are primary electrical equipment such as a breaker, a transformer and the like. It has three positions in the switchgear: working, testing and disconnecting. The handcart comprises a breaker handcart, a PT handcart, an isolation handcart, a fusing handcart, a metering handcart and the like;

The existing isolation handcart can only play a simple electric power conduction role in the use process, and when the incoming line is overhauled, the safety guarantee is not comprehensive enough, so that a maintenance personnel can be caused to take an electric shock dangerous accident. And the whole handcart is because lack corresponding spacing subassembly in the in-process of installation, influences the accuracy when its installation, takes place not hard up in the use easily to appear certain potential safety hazard.

Disclosure of utility model

The utility model aims to provide a copper-aluminum composite isolation handcart, which solves the problems that the accuracy of the handcart during installation is affected due to the lack of a corresponding limiting component in the process of installing the handcart in the prior art, and the handcart is easy to loosen during use, so that certain potential safety hazards appear.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the copper-aluminum composite isolation handcart comprises a frame, wherein the bottom of the frame is fixedly connected with a cart body, two ends of the cart body are provided with first sliding grooves, the outer side of the cart body is correspondingly provided with a cabinet body, and two ends of the inner side of the cabinet body are fixedly connected with first sliding blocks;

The first sliding block corresponds to the first sliding groove, a groove is formed in the first sliding block, a protruding block penetrates through the first sliding groove, and the protruding block corresponds to the groove.

As a further description of the above technical solution: limiting grooves are formed in two ends of the outer side of the vehicle body, and springs are fixedly connected inside the limiting grooves.

As a further description of the above technical solution: the other end fixedly connected with limiting plate of spring, the one end of limiting plate runs through outwards and lug fixed connection.

As a further description of the above technical solution: the second sliding grooves are formed in the two ends of the inner side of the limiting groove, the second sliding blocks are fixedly connected to the two ends of the limiting plate, and the second sliding blocks are slidably connected to the inner portions of the second sliding grooves.

As a further description of the above technical solution: the other end of the limiting plate is provided with a push plate outwards, the middle part of the outer side of the vehicle body is fixedly connected with a handle, and the other end of the vehicle body is fixedly connected with a positioning block.

As a further description of the above technical solution: the inner side fixedly connected with spacing of frame, be provided with the arrester on the spacing, the upper end of arrester is provided with the insulating column, the one end of insulating column is provided with the contact arm, the other end of contact arm is provided with the contact.

As a further description of the above technical solution: the outside of frame is provided with aviation plug, aviation plug's one end electric connection has the wire.

The utility model has the following beneficial effects:

1. Compared with the prior art, the copper-aluminum composite isolation handcart has the advantages that the sliding grooves are formed in the two ends of the handcart body and can correspond to the sliding block assemblies in the cabinet body, the retractable protruding block assemblies are arranged in the sliding grooves and can be in clamping connection with the grooves on the first sliding blocks, so that the handcart can be ensured to be more convenient to butt joint in the installation process, and the isolation handcart can be more accurately installed through alignment and positioning of the positioning blocks;

2. compared with the prior art, the copper-aluminum composite isolation handcart has the advantages that the copper sheet plate is arranged between the two contact arms, so that isolation fracture is provided when the main bus is connected and the system is maintained, the overload prevention effect of the lightning arrester is matched through the electric connection relation of the copper sheet plate, the incoming line has obvious fracture when the isolation handcart is overhauled, and the anti-misoperation effect is achieved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic diagram of the overall structure of a copper-aluminum composite isolation handcart of the present utility model;

FIG. 2 is a schematic diagram of an installation structure of a copper-aluminum composite isolation handcart according to the utility model;

FIG. 3 is a schematic view of a first chute of a Cu-Al composite isolation handcart according to the present utility model;

Fig. 4 is a schematic diagram of a bump structure of a copper-aluminum composite isolation handcart according to the present utility model.

Legend description:

1. a limiting frame; 2. a frame; 3. a contact arm; 4. a vehicle body; 5. a first chute; 6. a lightning arrester; 7. a positioning block; 8. a contact; 9. an insulating column; 10. aviation plug; 11. a wire; 12. a cabinet body; 13. a first slider; 14. a groove; 15. a handle; 16. a limit groove; 17. a push plate; 18. a bump; 19. a second slider; 20. a second chute; 21. a spring; 22. and a limiting plate.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a copper aluminium composite isolation handcart, includes frame 2, and the bottom fixedly connected with automobile body 4 of frame 2, first spout 5 has been seted up at the both ends of automobile body 4, and the outside of automobile body 4 corresponds and is provided with cabinet body 12, and the inboard both ends fixedly connected with first slider 13 of cabinet body 12 can install the inside at cabinet body 12 with the quick butt joint of automobile body 4 through the slip connection between first slider 13 and the first spout 5;

The first sliding block 13 corresponds to the first sliding groove 5, the groove 14 is formed in the first sliding block 13, the lug 18 penetrates through the first sliding groove 5, the lug 18 corresponds to the groove 14, the limiting grooves 16 are formed in the two ends of the outer side of the vehicle body 4, the springs 21 are fixedly connected to the inner parts of the limiting grooves 16, the limiting plates 22 are fixedly connected to the other ends of the springs 21, one ends of the limiting plates 22 penetrate through and are fixedly connected with the lug 18 outwards, in the inward sliding process, the two pushing plates 17 on the outer side slide, the two pushing plates 17 drive the lug 18 to shrink inwards, the first sliding block 13 can smoothly enter the first sliding groove 5, after the whole vehicle body 4 is completely closed, the pushing plates 17 at the two ends are loosened, at the moment, the pushing plates 17 drive the lug 18 to automatically reset under the action of the internal springs 21, the corresponding between the lug 18 and the groove 14 can realize the clamping locking operation, and the stability of the whole vehicle body 4 in use can be ensured;

The two ends of the inner side of the limiting groove 16 are provided with second sliding grooves 20, the two ends of the limiting plate 22 are fixedly connected with second sliding blocks 19, the second sliding blocks 19 are slidably connected in the second sliding grooves 20, and the stability of the limiting plate 22 in sliding can be ensured by arranging the second sliding grooves 20 and the second sliding blocks 19;

The other end of the limiting plate 22 is provided with a push plate 17 outwards, the middle part of the outer side of the vehicle body 4 is fixedly connected with a handle 15, the other end of the vehicle body 4 is fixedly connected with a positioning block 7, and the isolation handcart is convenient to install accurately through the alignment positioning of the positioning block 7;

The inboard fixedly connected with spacing 1 of frame 2 is provided with arrester 6 on the spacing 1, the upper end of arrester 6 is provided with insulating column 9, the one end of insulating column 9 is provided with and touches arm 3, the other end of touching arm 3 is provided with contact 8, the outside of frame 2 is provided with aviation plug 10, aviation plug 10's one end electric connection has wire 11, be provided with the copper sheet board between the two contact arms, make and provide the isolation fracture when advancing main bus tie and system maintenance, through copper sheet board's electric connection relation, the overload prevention efficiency of the arrester 6 of re-cooperation, the inlet wire has obvious fracture when making this isolation handcart realize the maintenance, and play the mistake proofing effect, and, through aviation plug 10's connection, make this isolation handcart realize secondary line connection testing function.

Working principle: when the device is installed, first sliding grooves 5 at two ends of a vehicle body 4 are corresponding to first sliding blocks 13 at the inner side of a cabinet body 12, in the inward sliding process, two pushing plates 17 at the outer side are slid, so that the two pushing plates 17 drive a convex block 18 to shrink inwards, the first sliding blocks 13 can smoothly enter the first sliding grooves 5, after the whole vehicle body 4 is completely closed, the pushing plates 17 at two ends are loosened, at the moment, under the action of an internal spring 21, the pushing plates 17 drive the convex block 18 to automatically reset, the convex block 18 corresponds to a groove 14, the clamping and locking operation of the vehicle body can be realized, and the stability of the whole vehicle body 4 in use is ensured.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a copper aluminium composite isolation handcart, includes frame (2), its characterized in that, the bottom fixedly connected with automobile body (4) of frame (2), first spout (5) have been seted up at the both ends of automobile body (4), the outside of automobile body (4) corresponds and is provided with cabinet body (12), the inboard both ends fixedly connected with first slider (13) of cabinet body (12);

The first sliding block (13) corresponds to the first sliding groove (5), a groove (14) is formed in the first sliding block (13), a protruding block (18) penetrates through the first sliding groove (5), and the protruding block (18) corresponds to the groove (14).

2. The copper-aluminum composite isolation handcart according to claim 1, wherein limiting grooves (16) are formed in two ends of the outer side of the handcart body (4), and springs (21) are fixedly connected to the inner portions of the limiting grooves (16).

3. The copper-aluminum composite isolation handcart according to claim 2, wherein the other end of the spring (21) is fixedly connected with a limiting plate (22), and one end of the limiting plate (22) penetrates through and is fixedly connected with the protruding block (18) outwards.

4. A copper-aluminum composite isolation handcart according to claim 3, wherein the two ends of the inner side of the limit groove (16) are provided with second sliding grooves (20), the two ends of the limit plate (22) are fixedly connected with second sliding blocks (19), and the second sliding blocks (19) are slidably connected in the second sliding grooves (20).

5. A copper-aluminum composite isolation handcart according to claim 3, wherein a push plate (17) is arranged at the other end of the limiting plate (22) outwards, a handle (15) is fixedly connected to the middle part of the outer side of the handcart body (4), and a positioning block (7) is fixedly connected to the other end of the handcart body (4).

6. The copper-aluminum composite isolation handcart according to claim 1, wherein a limiting frame (1) is fixedly connected to the inner side of the frame (2), a lightning arrester (6) is arranged on the limiting frame (1), an insulating column (9) is arranged at the upper end of the lightning arrester (6), a contact arm (3) is arranged at one end of the insulating column (9), and a contact (8) is arranged at the other end of the contact arm (3).

7. The copper-aluminum composite isolation handcart according to claim 1, wherein an aviation plug (10) is arranged on the outer side of the frame (2), and one end of the aviation plug (10) is electrically connected with a wire (11).