CN210142870U

CN210142870U - Static contact of inflatable cabinet

Info

Publication number: CN210142870U
Application number: CN201921168104.8U
Authority: CN
Inventors: 郑项泽; 曾雄文
Original assignee: Zhejiang Yuxin Power Technology Co Ltd
Current assignee: Zhejiang Yuxin Power Technology Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-03-13
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a static contact of an inflatable cabinet, which relates to the technical field of electrical equipment and comprises an installation block and a connecting block which are integrally connected, wherein the installation block and the connecting block are vertically arranged, and the installation block is bent from one side of the connecting block through a stamping process; the mounting block comprises a connecting part and a fixing part, and a fixing hole penetrates through the fixing part; the connecting block includes laminating portion and guide part, the laminating portion runs through there is the mounting hole. The utility model has the advantages of it is following: the installation block is arranged to be planar, surface contact can be directly formed between the installation block and the grounding contact, the fixing is completed through the through bolt on the fixing hole and the grounding contact in threaded connection, and the connecting block is matched with the moving contact and the installation arm. Compared with the prior art, the utility model provides a static contact has higher installation stability and electric connection stability, and the security is high.

Description

Static contact of inflatable cabinet

Technical Field

The utility model belongs to the technical field of electrical equipment's technique and specifically relates to an aerify cabinet static contact is related to.

Background

The gas-filled cabinet is a switch device which integrates a load switch, an isolating switch and a grounding switch into a whole, is sealed in a box body filled with insulating gas, and meets the functions of closing, isolating and grounding by utilizing the excellent insulating and arc extinguishing performances of sulfur hexafluoride gas. The static contact is one of the necessary parts of the inflatable cabinet, the static contact is installed on the grounding contact, the static contact does not play a role in normal operation of the inflatable cabinet, and when the inflatable cabinet works abnormally and needs to be overhauled by workers, the workers need to drive the moving contact to be electrically connected with the static contact through the linkage structure and to be grounded so as to ensure the safety in the overhauling process.

As shown in fig. 1, in the prior art, the static contact includes a mounting portion 01 that is arranged in a conical shape, a threaded rod 02 is integrally formed in the axial direction of a bottom plane of the mounting portion 01, a plate-shaped abutting portion 03 is integrally formed on the mounting portion 01, a through hole 04 penetrates through the top end of the abutting portion 03, and two sides of one end of the abutting portion 03 that is away from the threaded rod 02 are both provided with inclined guide surfaces 05. The fuse tube in the gas-filled cabinet can be connected with the mounting arm, a connecting hole which can be opposite to the through hole 04 on the butt joint part 03 is arranged at the end part of the mounting arm in a penetrating manner, and when the butt joint part 03 is attached to the side wall of the mounting arm, the butt joint part 03 can be in a vertical state so as to ensure that the moving contact and the static contact can be accurately butted with each other when the moving contact is switched on.

In the technical scheme, the static contact is in threaded connection with the grounding contact through the threaded rod to form electric connection, and the static contact is rotated to the butt joint part to be attached to the side wall of the mounting arm, so that the vertical state is realized. However, the problem that the threaded rod of the static contact cannot be screwed on the grounding contact all the time exists in the installation mode, so that the installation stability of the static contact and the electric connection stability of the static contact and the grounding contact are poor, potential safety hazards exist, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides an aerify cabinet static contact has the high advantage of installation stability and electric connection stability.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a static contact of an inflatable cabinet comprises an installation block and a connecting block which are integrally connected, wherein the installation block and the connecting block are vertically arranged, and the installation block is bent from one side of the connecting block through a stamping process; the mounting block comprises a connecting part and a fixing part, and a fixing hole penetrates through the fixing part; the connecting block includes laminating portion and guide part, the laminating portion runs through there is the mounting hole.

Through adopting above-mentioned technical scheme, set up the installation piece to planar, can directly form the face contact with ground contact to accomplish fixedly through bolt and ground contact threaded connection on the fixed orifices, the connecting block forms the cooperation with moving contact and installation arm. Compared with the prior art, the utility model provides a static contact has higher installation stability and electric connection stability, and the security is high.

The utility model discloses further set up to: still an organic whole is connected with displacement portion between connecting portion and the fixed part, the fixed part passes through displacement portion and squints in one side at connecting portion place towards laminating portion.

Through adopting above-mentioned technical scheme, through the setting of displacement portion for the position of fixed part is to laminating portion direction skew, is located the top of fixed part with the assurance focus, further improves stability.

The utility model discloses further set up to: the fixing hole is located in the center of the fixing portion.

By adopting the technical scheme, the static contact is convenient to install, and the stability is ensured.

The utility model discloses further set up to: the plane of the connecting block is intersected with the fixing hole.

Through adopting above-mentioned technical scheme for the focus can be located the top of fixed orifices, has further guaranteed the installation stability of static contact.

The utility model discloses further set up to: the guide part is arc-shaped and extends towards the outer side of the joint part.

By adopting the technical scheme, the movable contact can conveniently form a matching relation with the fixed contact when the movable contact is switched on.

The utility model discloses further set up to: the edges of the two opposite side walls of the guide part are provided with guide inclined planes.

By adopting the technical scheme, the matching effect between the moving contact and the static contact is further ensured by the arrangement of the guide inclined planes on the two sides of the guide part.

To sum up, the utility model discloses following beneficial effect has:

1. the installation block is arranged to be planar, surface contact can be directly formed between the installation block and the grounding contact, the fixing is completed through the through bolt on the fixing hole and the grounding contact in threaded connection, and the connecting block is matched with the moving contact and the installation arm. Compared with the prior art, the static contact provided by the utility model has higher installation stability and electrical connection stability, and high safety;

2. through the setting of displacement portion for the position of fixed part is to laminating portion direction skew, is located the top of fixed part with the assurance focus, further improves stability.

Drawings

Fig. 1 is a schematic structural diagram of a static contact in the prior art;

FIG. 2 is a schematic structural diagram of the mounting block and the connecting block before being stamped and bent in the embodiment;

FIG. 3 is a schematic structural view of the present embodiment;

fig. 4 is a schematic structural diagram of the working environment of the present embodiment.

Reference numerals: 01. an installation part; 02. a threaded rod; 03. a docking portion; 04. a through hole; 05. a guide surface; 1. mounting blocks; 1-1, a connecting part; 1-2, a fixed part; 1-3, a displacement part; 2. connecting blocks; 2-1, a bonding part; 2-2, a guide part; 3. a fixing hole; 4. mounting holes; 5. a guide slope.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 2 and 3, the fixed contact of the inflatable cabinet comprises an installation block 1 and a connection block 2 which are integrally connected, wherein the installation block 1 is directly formed by a stamping die, and the installation block 1 and the connection block 2 are located on the same plane. And then buckle installation piece 1 from one side of connecting block 2 through stamping process again, installation piece 1 and connecting block 2 after buckling are the perpendicular setting. In the prior art, the static contact is integrally formed by casting through a die, so that the cost and the maintenance cost are high, and the economic cost is effectively reduced by directly forming through a stamping die.

The mounting block 1 comprises a connecting part 1-1 and a fixing part 1-2, a displacement part 1-3 is further integrally connected between the connecting part 1-1 and the fixing part 1-2, and a fixing hole 3 penetrates through the center of the fixing part 1-2. The displacement part 1-3 is obliquely arranged, so that the fixing part 1-2 can deviate towards the attaching part 2-1 at one side of the connecting part 1-1, and the plane of the connecting block 2 is intersected with the fixing hole 3.

As shown in fig. 3 and 4, during installation, a worker can directly penetrate through the fixing hole 3 through a bolt and be in threaded connection with the grounding contact, correct the side wall of the connecting block 2 to be attached to the side wall of the connecting arm and fix the connecting arm through the bolt, and then tighten the bolt on the grounding contact to fix the fixing portion 1-2. Compared with the prior art, the static contact is directly fixed on the grounding contact by adopting the additional bolt, the tightness of the bolt can be ensured, the fastening effect is improved, meanwhile, the side wall of the fixing part 1-2 is directly and tightly attached to the grounding contact to form electric connection, and the mounting stability and the electric connection stability are effectively improved.

In addition, the center of the static contact can be adjusted to be above the fixed part 1-2 through the offset effect of the displacement part 1-3 on the fixed part 1-2, so that the installation stability is further improved.

The connecting block 2 comprises a joint part 2-1 and a guide part 2-2, and a mounting hole 4 used for being matched with the connecting arm penetrates through the upper end of the joint part 2-1. The guide portion 2-2 extends in an arc shape outward of the attaching portion 2-1, and the extending direction is obliquely downward of the attaching portion 2-1. In order to further improve the matching effect of the guide part 2-2 and the moving contact in the switching-on process, the edges of two opposite side walls of the guide part 2-2 are provided with guide inclined planes 5.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection.

Claims

1. An aerify cabinet static contact which characterized in that: the mounting structure comprises a mounting block (1) and a connecting block (2) which are integrally connected, wherein the mounting block (1) and the connecting block (2) are vertically arranged, and the mounting block (1) is bent from one side of the connecting block (2) through a stamping process;

the mounting block (1) comprises a connecting part (1-1) and a fixing part (1-2), and a fixing hole (3) penetrates through the fixing part (1-2);

connecting block (2) are including laminating portion (2-1) and guide part (2-2), laminating portion (2-1) is run through and is had mounting hole (4).

2. The stationary contact of an inflatable cabinet as claimed in claim 1, wherein: the connecting part (1-1) and the fixing part (1-2) are further integrally connected with a displacement part (1-3), and the fixing part (1-2) is deviated towards the attaching part (2-1) at one side where the connecting part (1-1) is located through the displacement part (1-3).

3. The stationary contact of an inflatable cabinet as claimed in claim 2, wherein: the fixing hole (3) is positioned in the center of the fixing part (1-2).

4. The stationary contact of an inflatable cabinet as claimed in claim 3, wherein: the plane of the connecting block (2) is intersected with the fixing hole (3).

5. The stationary contact of an inflatable cabinet as claimed in claim 1, wherein: the guide part (2-2) is arc-shaped and extends towards the outer side of the joint part (2-1).

6. The stationary contact of an inflatable cabinet as claimed in claim 5, wherein: the edges of the two opposite side walls of the guide part (2-2) are provided with guide inclined planes (5).