CN214797321U

CN214797321U - Ceramic solid discharge tube

Info

Publication number: CN214797321U
Application number: CN202121289647.2U
Authority: CN
Inventors: 王飞; 胡勇
Original assignee: Jiangsu Lianqun Electronic Technology Co ltd
Current assignee: Jiangsu Lianqun Electronic Technology Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-11-19
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a pottery solid discharge tube, including discharge tube body and protective housing, discharge tube body is fixed to be inserted and to be located in the protective housing, discharge tube body's both ends are equipped with first electrode and second electrode respectively, the protective housing includes the basic unit, the both sides of basic unit are equipped with first compressive layer and second compressive layer respectively, one side that basic unit was kept away from on first compressive layer is equipped with the first insulation layer, one side that first compressive layer was kept away from on the first insulation layer is equipped with first wearing layer, one side that basic unit was kept away from on second compressive layer is equipped with the second insulating layer, one side that second compressive layer was kept away from on the second insulating layer is equipped with the second wearing layer. The utility model discloses in through the setting of protection mechanism, can effectually protect discharge tube to discharge tube's life has been promoted.

Description

Ceramic solid discharge tube

Technical Field

The utility model relates to a discharge tube technical field especially relates to a pottery solid discharge tube.

Background

A discharge tube is a high voltage protection element used at the input of a device. If the voltage at the two ends is higher than the protection specification value, the internal short circuit phenomenon occurs and the over-high voltage input is absorbed.

But the outer structure of the existing ceramic fixed discharge tube is simpler, and the outer part of the discharge tube is lack of a certain protection mechanism, thereby influencing the service life of the discharge tube.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the fixed discharge tube external structure of pottery among the prior art is comparatively simple, and the outside of discharge tube lacks certain protection mechanism, and the ceramic solid discharge tube who provides.

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

the utility model provides a pottery solid discharge tube, includes discharge tube body and protective housing, discharge tube body is fixed to be inserted and locates in the protective housing, discharge tube body's both ends are equipped with first electrode and second electrode respectively, the protective housing includes the basic unit, the both sides of basic unit are equipped with first anti-compression layer and second anti-compression layer respectively, one side that basic unit was kept away from on first anti-compression layer is equipped with the first insulation layer, one side that first anti-compression layer was kept away from on the first insulation layer is equipped with first wearing layer, one side that basic unit was kept away from on second anti-compression layer is equipped with the second insulating layer, one side that second anti-compression layer was kept away from on the second insulating layer is equipped with the second wearing layer.

Preferably, the first electrode and the second electrode are fixedly sleeved with sealing rings, and the edges of the sealing rings are abutted to the inner wall of the protective shell.

Preferably, the base layer is a PVC layer.

Preferably, the first pressure resistant layer and the second pressure resistant layer are both polyester filament tight cross woven layers.

Preferably, the first insulating layer and the second insulating layer are both polyester imide tape insulating layers.

Preferably, the first and second wear layers are both polycyanate coatings.

Has the advantages that:

through the setting of protective housing, can effectually protect discharge tube body, the sealed effect of protective housing can be strengthened in the setting of sealing washer simultaneously, and the compressive capacity of protective housing can be strengthened in the setting of first compressive layer and second compressive layer simultaneously, and the setting of first insulating layer and second insulating layer can strengthen the insulating ability of protective housing, and the setting of first wearing layer and second wearing layer can strengthen the wear resistance of protective housing, the utility model discloses in through the setting of protection mechanism, can effectually protect discharge tube to discharge tube's life has been promoted.

Drawings

Fig. 1 is a schematic structural diagram of a ceramic solid discharge tube according to the present invention;

fig. 2 is the schematic diagram of the internal structure of the ceramic solid discharge tube protective shell according to the present invention.

In the figure: 1 discharge tube body, 2 protective shell, 201 base layer, 202 first pressure resistant layer, 203 second pressure resistant layer, 204 first insulating layer, 205 first wear resistant layer, 206 second insulating layer, 207 second wear resistant layer, 3 first electrode, 4 second electrode, 5 sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a ceramic solid discharge tube includes a discharge tube body 1 and a protective shell 2, the discharge tube body 1 is fixedly inserted into the protective shell 2, a first electrode 3 and a second electrode 4 are respectively disposed at two ends of the discharge tube body 1, a sealing ring 5 is fixedly sleeved on each of the first electrode 3 and the second electrode 4, and the edge of the sealing ring 5 abuts against the inner wall of the protective shell 2 to enhance the sealing performance of the protective shell 2;

in this embodiment, the protective case 2 includes a base layer 201, the base layer 201 is a PVC layer, the insulating ability of the base layer 201 is enhanced, a first pressure resistant layer 202 and a second pressure resistant layer 203 are respectively disposed on two sides of the base layer 201, the pressure resistance of the protective case 2 is enhanced, and the first pressure resistant layer 202 and the second pressure resistant layer 203 are both polyester filament tight cross-woven layers, so that the pressure resistance of the pressure resistant layers is enhanced;

in this embodiment, a first insulating layer 204 is disposed on a side of the first pressure-resistant layer 202 away from the base layer 201 to enhance the insulating capability of the protective shell 2, and a first wear-resistant layer 205 is disposed on a side of the first insulating layer 204 away from the first pressure-resistant layer 202 to enhance the wear-resistant capability of the protective shell 2;

in this embodiment, a second insulating layer 206 is disposed on a side of the second voltage withstanding layer 203 away from the base layer 201, so as to enhance the insulating capability of the protective case 2, and the first insulating layer 204 and the second insulating layer 206 are both made of a polyester imide tape insulating layer;

in this embodiment, a second wear-resistant layer 207 is disposed on a side of the second insulating layer 206 away from the second compressive layer 203, so as to enhance the wear-resistant capability of the protective shell 2, and both the first wear-resistant layer 205 and the second wear-resistant layer 207 are coated with a polycyanate ester.

In this embodiment, through the setting of the protective housing 2, the discharge tube body 1 can be effectively protected, meanwhile, the sealing effect of the protective housing 2 can be enhanced due to the setting of the sealing ring 5, meanwhile, due to the setting of the first pressure resistant layer 202 and the second pressure resistant layer 203, the pressure resistance of the protective housing 2 can be enhanced, due to the setting of the first insulating layer 204 and the second insulating layer 206, the insulating ability of the protective housing 2 can be enhanced, and due to the setting of the first wear-resistant layer 205 and the second wear-resistant layer 207, the wear-resistant ability of the protective housing 2 can be enhanced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ceramic solid discharge tube comprising a discharge tube body (1) and a protective housing (2), characterized in that: the discharge tube body (1) is fixedly inserted in the protective shell (2), two ends of the discharge tube body (1) are respectively provided with a first electrode (3) and a second electrode (4), the protective shell (2) comprises a base layer (201), two sides of the base layer (201) are respectively provided with a first anti-pressure layer (202) and a second anti-pressure layer (203), one side, away from the base layer (201), of the first anti-pressure layer (202) is provided with a first insulating layer (204), one side, away from the first anti-pressure layer (202), of the first insulating layer (204) is provided with a first wear-resistant layer (205), one side, away from the base layer (201), of the second anti-pressure layer (203) is provided with a second insulating layer (206), and one side, away from the second anti-pressure layer (203), of the second insulating layer (206) is provided with a second wear-resistant layer (207).

2. A ceramic solid discharge vessel as claimed in claim 1, wherein: and the first electrode (3) and the second electrode (4) are fixedly sleeved with sealing rings (5), and the edges of the sealing rings (5) are abutted to the inner wall of the protective shell (2).

3. A ceramic solid discharge vessel as claimed in claim 1, wherein: the base layer (201) is a PVC layer.

4. A ceramic solid discharge vessel as claimed in claim 1, wherein: the first pressure resistant layer (202) and the second pressure resistant layer (203) are both polyester filament tight cross woven layers.

5. A ceramic solid discharge vessel as claimed in claim 1, wherein: the first insulating layer (204) and the second insulating layer (206) are both polyester-imide tape insulating layers.

6. A ceramic solid discharge vessel as claimed in claim 1, wherein: the first wear layer (205) and the second wear layer (207) are both polycyanate coatings.