Gas discharge tube with external insulation function

Abstract

The utility model discloses a gas discharge tube with an external insulation function, which belongs to the field of gas discharge tubes and comprises a gas discharge tube structure, and an insulation tube body mechanism comprises a ceramic insulation tube and external rings mounted at two ends of the ceramic insulation tube. In order to solve the problems that a gas discharge tube is easy to break down during discharge due to cracks generated on the surface of an insulation part, the use effect of the insulation part is poor, the insulation part is difficult to replace and the safety is low, when a sealing block is in contact with a built-in tube, gas in a ceramic insulation tube can be sealed, and the other end of the ceramic insulation tube is mounted repeatedly; and on the contrary, when the insulating tube body mechanism is maintained and replaced, the U-shaped outer cover is rotated reversely, so that the external ring is moved out of the U-shaped outer cover, and the ceramic insulating tube is held by hand to pull the inserting rod out of the inserting groove and the inserting hole, so that replacement is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of gas discharge tube more particularly, relate to a kind of gas discharge tube with external insulation function. BACKGROUND

[0002] Gas discharge tube refers to the lightning arrester tube or antenna switch tube for overvoltage protection, with two or more electrodes in the tube, filled with a certain amount of inert gas. Gas discharge tube is a gap type lightning protection component, which is used in lightning protection of communication system. In the document with publication number CN111370278A, a gas discharge tube and overvoltage protection device are proposed, the tube opening of the tubular electrode is sealed and connected with the insulating part by solder, forming a discharge inner cavity, and the discharge inner cavity is filled with discharge gas. The above-mentioned gas discharge tube, when in use, the insulating part is exposed to air for a long time, cracks appear on the surface of the insulating part, which makes the gas discharge tube easy to be punctured during discharge, resulting in poor use effect of the insulating part, difficult to replace and low safety. SUMMARY

[0003] The utility model aims at overcoming the prior art, the insulating part is exposed to air for a long time, cracks appear on the surface of the insulating part, which makes the gas discharge tube easy to be punctured during discharge, resulting in poor use effect of the insulating part, difficult to replace and low safety, and provides a gas discharge tube with external insulation function to solve the above problems and facilitate use.

[0004] To achieve the above-mentioned purpose, the utility model provides a technical scheme:

[0005] The utility model relates to a kind of gas discharge tube with external insulation function, including gas discharge tube structure, the gas discharge tube structure includes insulating pipe body mechanism and the electrode area of installation at the both ends of insulating pipe body mechanism, and the side of electrode area is equipped with pin;

[0006] The electrode area includes U-shaped outer cover and built-in tube installed in the inside of U-shaped outer cover, U-shaped hollow ring is equipped in the inside of U-shaped outer cover and the outside of built-in tube, and outer thread groove B is formed in the inside of U-shaped hollow ring.

[0007] The insulating pipe body mechanism includes ceramic insulating tube and external ring installed at both ends of ceramic insulating tube.

[0008] Preferably, the outer surface of the built-in tube is provided with an outer thread groove A, and the outer thread groove B is threadedly connected in the inside of the outer thread groove A.

[0009] Preferably, the inside of the U-shaped hollow ring is provided with an insulating ring, the insulating ring is arranged on the outside of the built-in tube, one end of the U-shaped hollow ring is provided with a plug hole, and one side of the insulating ring is provided with a plug slot, and the plug slot is aligned with the plug hole.

[0010] Preferably, the inner wall of the external ring is provided with an internal thread groove, which is threadedly connected inside the external thread groove A.

[0011] Preferably, one side of the external ring is provided with an insertion rod, and the inside of the ceramic insulating tube and one side of the external ring are provided with a sealing block.

[0012] Preferably, the sealing block comprises a sealing ring and a sticking layer arranged outside the sealing ring, and the outer surface of the sealing ring is provided with a polytetrafluoroethylene layer.

[0013] Compared with the prior art, the technical scheme has the following beneficial effects:

[0014] Compared with the prior art, the technical scheme has the following beneficial effects:

[0015] (1) The gas discharge tube with external insulation function of the utility model, by the insertion rod installed in one side of a group of external rings through the inside of the insertion hole into the inside of the insertion slot, the insulating ring extrudes the insertion rod, at this time, the ceramic insulating tube is rotated, the insertion rod drives the insulating ring and the U-shaped hollow rotating ring to rotate, so that the external thread groove B rotates along the external thread groove A, at this time, the external ring rotates into the inside of the U-shaped cover, the internal thread groove is threadedly connected in the external thread groove A, and the insulating tube body mechanism and the electrode area are fixed, at this time, the outer surface of the gas discharge tube structure has insulation effect.

[0016] (2) The gas discharge tube with external insulation function of the utility model, when the sealing block contacts the built-in tube, the gas in the ceramic insulating tube can be sealed, the other end of the ceramic insulating tube is installed repeatedly, the above-mentioned operation is repeated, the U-shaped cover is rotated to install the other end of the ceramic insulating tube, and vice versa, when the insulating tube body mechanism is maintained and replaced, the U-shaped cover is reversely rotated, so that the external ring moves out of the inside of the U-shaped cover, the insertion rod is pulled out of the inside of the insertion slot and the insertion hole by holding the ceramic insulating tube, replacement is facilitated, and the polytetrafluoroethylene layer improves the insulation effect of the sealing ring. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structural drawing of the utility model;

[0018] Figure 2 It is the electrode area structure drawing of the utility model;

[0019] Figure 3 It is the internal structure drawing of the U-shaped cover of the utility model;

[0020] Figure 4 It is the insulating tube body mechanism structure drawing of the utility model;

[0021] Figure 5 It is the sealing block structure drawing of the utility model.

[0022] In the figure: 1, gas discharge tube structure; 11, electrode area; 111, U-shaped outer cover; 112, built-in tube; 113, U-shaped hollow rotating ring; 114, insertion hole; 115, insulating ring; 116, insertion slot; 117, outer threaded groove A; 118, outer threaded groove B; 12, insulating tube body mechanism; 121, ceramic insulating tube; 122, external ring; 123, insertion rod; 124, internal threaded groove; 125, sealing block; 1251, sealing ring; 1252, polytetrafluoroethylene layer; 1253, adhesion layer; 13, pin. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0024] In order to further understand the content of the present application, the present application will be described in detail with reference to the drawings.

[0025] In combination with Figure 1 A gas discharge tube with external insulation function, comprising a gas discharge tube structure 1, the gas discharge tube structure 1 comprising an insulating tube body mechanism 12 and electrode areas 11 installed at both ends of the insulating tube body mechanism 12, and a pin 13 installed on one side of the electrode area 11.

[0026] The present application will be further described below in combination with the embodiments.

[0027] Embodiment one:

[0028] In combination with Figures 2-5, the electrode area 11 includes a U-shaped outer cover 111 and a built-in pipe 112 installed inside the U-shaped outer cover 111, a U-shaped hollow swivel 113 is arranged inside the U-shaped outer cover 111 and outside the built-in pipe 112, and an external thread groove B118 is arranged inside the U-shaped hollow swivel 113, the insulation pipe body mechanism 12 includes a ceramic insulation pipe 121 and an external ring 122 installed at both ends of the ceramic insulation pipe 121, an external thread groove A117 is arranged on the outer surface of the built-in pipe 112, the external thread groove B118 is threadedly connected inside the external thread groove A117, the insulation ring 115 is installed inside the U-shaped hollow swivel 113, the insulation ring 115 is arranged outside the built-in pipe 112, an insertion hole 114 is arranged at one end of the U-shaped hollow swivel 113, an insertion slot 116 is arranged at one side of the insulation ring 115, the insertion slot 116 is aligned with the insertion hole 114, an internal thread groove 124 is arranged on the inner wall of the external ring 122, the internal thread groove 124 is threadedly connected inside the external thread groove A117, an insertion rod 123 is installed at one side of the external ring 122, a sealing block 125 is installed inside the ceramic insulation pipe 121 and at one side of the external ring 122, the sealing block 125 includes a sealing ring 1251 and a sticking layer 1253 arranged outside the sealing ring 1251, and a polytetrafluoroethylene layer 1252 is arranged on the outer surface of the sealing ring 1251.

[0029] In the embodiment: the insertion rod 123 installed at one side of a group of external rings 122 is inserted into the insertion slot 116 through the inside of the insertion hole 114, the insulation ring 115 extrudes the insertion rod 123, at this time, the ceramic insulation pipe 121 is rotated, the insertion rod 123 drives the insulation ring 115 and the U-shaped hollow swivel 113 to rotate, so that the external thread groove B118 rotates along the external thread groove A117, at this time, the external ring 122 is rotated into the inside of the U-shaped outer cover 111, the internal thread groove 124 is threadedly connected to the external thread groove A117, so as to fix the insulation pipe body mechanism 12 and the electrode area 11, at this time, the outer surface of the gas discharge tube structure 1 has insulation effect, when the sealing block 125 contacts the built-in pipe 112, the gas in the inside of the ceramic insulation pipe 121 can be sealed, the other end of the ceramic insulation pipe 121 is installed by repeating the above operation, the U-shaped outer cover 111 is rotated to install the other end of the ceramic insulation pipe 121, otherwise, when the insulation pipe body mechanism 12 is maintained and replaced, the U-shaped outer cover 111 is reversely rotated, so that the external ring 122 moves out of the inside of the U-shaped outer cover 111, the insertion rod 123 is pulled out of the inside of the insertion slot 116 and the insertion hole 114 by holding the ceramic insulation pipe 121, which is convenient for replacement, and the polytetrafluoroethylene layer 1252 improves the insulation effect of the sealing ring 1251.

[0030] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0031] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A gas discharge vessel with external insulation, comprising a gas discharge vessel structure (1), characterized in that: The gas discharge tube structure (1) comprises an insulating tube mechanism (12) and an electrode area (11) installed at both ends of the insulating tube mechanism (12), and a pin (13) is installed on one side of the electrode area (11); The electrode area (11) comprises a U-shaped outer cover (111) and an inner tube (112) installed inside the U-shaped outer cover (111), a U-shaped hollow swivel (113) is arranged inside the U-shaped outer cover (111) and outside the inner tube (112), and an outer thread groove B (118) is arranged inside the U-shaped hollow swivel (113). The insulating tube mechanism (12) comprises a ceramic insulating tube (121) and an outer ring (122) installed at both ends of the ceramic insulating tube (121).

2. A gas discharge vessel with external insulation according to claim 1, characterized in that: An outer thread groove A (117) is arranged on the outer surface of the inner tube (112), and the outer thread groove B (118) is threadedly connected inside the outer thread groove A (117).

3. A gas discharge vessel with external insulation according to claim 2, characterized in that: An insulating ring (115) is installed inside the U-shaped hollow swivel (113), the insulating ring (115) is arranged outside the inner tube (112), one end of the U-shaped hollow swivel (113) is provided with a insertion hole (114), and one side of the insulating ring (115) is provided with an insertion slot (116) aligned with the insertion hole (114).

4. A gas discharge tube with external insulation according to claim 2, characterized in that: An inner thread groove (124) is arranged on the inner wall of the outer ring (122), and the inner thread groove (124) is threadedly connected inside the outer thread groove A (117).

5. A gas discharge vessel with external insulation according to claim 4, characterized in that: An insertion rod (123) is installed on one side of the outer ring (122), and a sealing block (125) is installed inside the ceramic insulating tube (121) and on one side of the outer ring (122).

6. A gas discharge vessel with external insulation according to claim 5, characterized in that: The sealing block (125) comprises a sealing ring (1251) and a sticking layer (1253) arranged outside the sealing ring (1251), and a polytetrafluoroethylene layer (1252) is arranged on the outer surface of the sealing ring (1251).

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