CN216120874U

CN216120874U - High-voltage contact

Info

Publication number: CN216120874U
Application number: CN202121504772.0U
Authority: CN
Inventors: 王中奇
Original assignee: Wuhan Lampson Environmental Protection Technology Co ltd
Current assignee: Wuhan Lampson Environmental Protection Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2022-03-22
Anticipated expiration: 2031-07-02

Abstract

The utility model provides a high-voltage contact which comprises an outer shell, a thimble and an elastic element, wherein the outer shell is detachably sleeved on the thimble, the elastic element is sleeved on the thimble and positioned in the outer shell, one end of the elastic element is abutted against the thimble, the other end of the elastic element is abutted against the inner wall of the outer shell, and glaze insulating paint is coated on the outer surfaces of the outer shell and the thimble. According to the high-voltage contact, the outer shell is detachably connected with the ejector pin, the elastic piece is placed inside the outer shell to protect the elastic piece, and when the elastic piece is in a problem, the outer shell and the ejector pin can be detached to replace the elastic piece.

Description

High-voltage contact

Technical Field

The utility model relates to the technical field of oil fume purification, in particular to a high-voltage contact.

Background

Commercial kitchen oil smoke production volume is big, continuous use time is long, adopts the oil smoke clarifier to handle the oil smoke usually. The oil smoke purifier is based on the principle of an electrostatic electric field, and oil stains in oil smoke are adsorbed by applying the electric field, so that the purpose of purification is achieved.

Among them, the oil fume purifier needs to be connected with high pressure through a high pressure contact, such as the high pressure contact provided in CN102254712A, and the spring thereof is disposed outside the outer casing thereof, so that there are the following problems: the spring is directly exposed to the outside, resulting in a greatly shortened service life of the spring.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-voltage contact, which aims to solve the problem that the service life of an existing high-voltage contact spring is short.

The scheme for solving the technical problems is as follows:

a high-voltage contact, comprising:

the shell body, thimble and elastic component, shell body detachable cover is located on the thimble, the elastic component cover is located on the thimble and be located in the shell body, elastic component one end with the thimble butt, the other end with shell body inner wall butt, the shell body the coating of thimble surface has glaze insulating varnish.

Further, the shell body comprises a sleeve, a first screw cap and a second screw cap, and the first screw cap and the second screw cap are respectively in threaded connection with two ends of the sleeve.

Furthermore, the inner wall of one end of the sleeve is provided with a first internal thread matched with the first screw cap, and the outer wall of the other end of the sleeve is provided with a second external thread matched with the second screw cap.

Furthermore, the first nut comprises a first nut body, a first external thread matched with the first internal thread is arranged on the outer surface of the first nut body, and one end, far away from the sleeve, of the first nut body forms a butting ring abutted against the end face of the sleeve.

Furthermore, the second nut comprises a second nut body, the inner wall of one end, far away from the sleeve, of the second nut body extends to form a connecting ring, and second inner threads matched with the first outer threads are arranged on the inner wall of the connecting ring.

Further, the sleeve, the first nut and the second nut are made of 95 porcelain materials.

Further, the thimble includes ejector pin and contact, the contact is coaxial to be fixed one of ejector pin is served, the elastic component cover is established on the ejector pin, the shell body cover is established on the ejector pin, the contact is located the shell body outside.

Furthermore, the elastic part is a spring, one end of the spring is abutted to the retainer ring, and one end of the spring is abutted to the inner wall of the sleeve.

According to the high-voltage contact, a brand new design idea is adopted, the outer shell is detachably connected with the thimble, the elastic piece is placed inside the outer shell, the elastic piece is protected, and the service life is prolonged; and when the elastic piece has a problem, the outer shell and the thimble can be detached to replace the elastic piece.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a high-voltage contact according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of the high voltage contact of fig. 1.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

As shown in fig. 1 and fig. 2, a high-voltage contact according to an embodiment of the present invention includes: the thimble structure comprises a shell body 1, a thimble 2 and an elastic piece 3, wherein the shell body 1 is detachably sleeved on the thimble 2, the elastic piece 3 is sleeved on the thimble 2 and is positioned in the shell body 1, one end of the elastic piece 3 is abutted against the thimble 2, and the other end of the elastic piece is abutted against the inner wall of the shell body 1.

The outer shell 1 comprises a sleeve 11, a first screw cap 12 and a second screw cap 13, wherein the first screw cap 12 and the second screw cap 13 are respectively in threaded connection with two ends of the sleeve 11.

The sleeve pipe 11 is a cylinder body with openings at two ends, a first internal thread matched with the first screw cap 12 is arranged on the inner wall of one end of the sleeve pipe 11, and a second external thread matched with the second screw cap 13 is arranged on the outer wall of the other end of the sleeve pipe 11.

The outer surface of the sleeve 11 extends to form a plurality of convex rings 111, and the convex rings 111 can prolong the length of the outer surface of the sleeve 11 along the line, so that the inter-pole distance is effectively increased.

The first nut 12 includes a first nut body 121, the first nut body 121 is a cylinder body with openings at two ends, a first external thread matched with the first internal thread is arranged on an outer surface of the first nut body 121, and an abutting ring 122 abutting against an end surface of the sleeve 11 is formed at one end of the first nut body 121 far away from the sleeve 11.

The second nut 13 includes a second nut body 131, the second nut body 131 is a cylinder body with openings at two ends, an inner wall of one end of the second nut body 131 far away from the sleeve 11 extends to form a connection ring 132, and a second internal thread matched with the first external thread is arranged on an inner wall of the connection ring 132.

The sleeve 11, the first nut 12 and the second nut 13 are made of 95 porcelain materials. The high-performance ceramic made up by using nine-five aluminium oxide micropowder and adopting the processes of spray granulation, dry-pressing formation and high-temp. sintering is called 95 ceramic material. Compared with the rubber insulating part in the prior art, the rubber insulating part has the characteristics of high temperature resistance, high mechanical strength, good insulating property, high electric strength, good chemical stability and the like.

Thimble 2 includes ejector pin 21 and contact 22, contact 22 is coaxial to be fixed on one end of ejector pin 21, elastic component 3 cover is established on ejector pin 21, shell body 1 cover is established on ejector pin 21, contact 22 is located shell body 1 is outside.

The cross section diameter of the contact head 22 is larger than that of the ejector rod 21.

The ejector rod 21 sequentially penetrates through the first screw cap 12, the sleeve 11 and the second screw cap 13.

The outer surface of the ejector rod 21 is provided with a retaining ring 211, one end of the elastic part 3 is abutted to the retaining ring 211, and the other end of the elastic part 3 is abutted to the inner wall of the sleeve 11.

In this embodiment, the elastic element 3 is a spring, one end of the spring abuts against the retaining ring 211, and one end of the spring abuts against the inner wall of the sleeve 11.

The sleeve 11, the first screw cap 12, the second screw cap 13 and the ejector rod 21 are coated with glaze insulating paint on the surfaces.

During the use, ejector pin 21 one end is connected with the power, purification unit butt in contact head 22 and the clarifier, and the purification unit in close contact with under the effect of elastic component 3, sleeve pipe 11 first nut 12 second nut 13 adopts 95 porcelain material, plays good insulating effect.

The embodiment has the following beneficial effects: according to the high-voltage contact, a brand new design idea is adopted, the outer shell is detachably connected with the thimble, the elastic piece is placed inside the outer shell, the elastic piece is protected, and the service life is prolonged; and when the elastic piece has a problem, the outer shell and the thimble can be detached to replace the elastic piece.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A high-voltage contact, comprising: the shell body, thimble and elastic component, shell body detachable cover is located on the thimble, the elastic component cover is located on the thimble and be located in the shell body, elastic component one end with the thimble butt, the other end with shell body inner wall butt, the shell body the coating of thimble surface has glaze insulating varnish.

2. The high-voltage contact according to claim 1, wherein the outer housing comprises a sleeve, a first nut and a second nut, and the first nut and the second nut are respectively in threaded connection with two ends of the sleeve.

3. The high-voltage contact as claimed in claim 2, wherein a first internal thread matching with the first nut is provided on an inner wall of one end of the sleeve, and a second external thread matching with the second nut is provided on an outer wall of the other end of the sleeve.

4. The high-voltage contact as claimed in claim 3, wherein the first nut comprises a first cap body, the outer surface of the first cap body is provided with a first external thread matching with the first internal thread, and an end of the first cap body, which is far away from the sleeve, forms an abutting ring abutting against the end surface of the sleeve.

5. The high-voltage contact as recited in claim 4, wherein the second nut includes a second cap body, an inner wall of the second cap body distal from the end of the sleeve extends to form a coupling ring, and a second internal thread is provided on an inner wall of the coupling ring to mate with the first external thread.

6. The high-voltage contact according to claim 2, wherein the bushing, the first nut, and the second nut are made of 95 ceramic material.

7. The high-voltage contact as claimed in claim 2, wherein the pin comprises a top rod and a contact head, the contact head is coaxially fixed to one end of the top rod, the elastic member is sleeved on the top rod, the outer shell is sleeved on the top rod, and the contact head is located outside the outer shell.

8. The high-voltage contact as claimed in claim 7, wherein the resilient member is a spring, the outer surface of the plunger is provided with a retainer ring, one end of the spring abuts against the retainer ring, and one end of the spring abuts against the inner wall of the bushing.