CN217881398U

CN217881398U - Subminiature three-pole patch type gas discharge tube

Info

Publication number: CN217881398U
Application number: CN202222115695.0U
Authority: CN
Inventors: 王兴乐; 何颖儿; 王顺安; 王深彪; 王兴安
Original assignee: SHENZHEN SOCAY ELECTRONICS CO LTD
Current assignee: SHENZHEN SOCAY ELECTRONICS CO LTD
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-11-22
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a subminiature tripolar patch type gas discharge tube, which comprises a discharge tube body and a long pin, wherein the surface of the discharge tube body is fixedly provided with a middle block, the discharge tube body is symmetrically distributed about the center of the middle block, and the other side of the discharge tube body is fixedly provided with an edge block; the long pins are connected inside the side blocks in a sliding mode, the long pins are symmetrically distributed about the centers of the side blocks, and the central axes of the long pins and the central axes of the side blocks are on the same straight line; further comprising: and the limiting column is fixedly arranged on the surface of the side block. When the subminiature three-pole patch type gas discharge tube is used, part of electrode leads needing to be bent can be bent, the part needing not to be bent can be protected by the movable block and the supporting rod, the supporting rod forms a clamping structure with the edge block through the long pin and the clamping groove, the supporting rod cannot move when working, and the protection function of the supporting rod on the electrode leads which are not bent is guaranteed.

Description

Subminiature three-pole patch type gas discharge tube

Technical Field

The utility model relates to a gas discharge tube technical field specifically is a SMD gas discharge tube of subminiature tripolar.

Background

The gas discharge tube is widely used on communication equipment such as telephones, fax machines and the like, has the characteristics of low current amount, high continuous power supply, no leakage and high reliability, and in the circuit, the gas discharge tube plays a role in protecting a post-stage circuit, for example, a glass gas discharge tube with the publication number of CN211507563U, has good sealing performance, thereby avoiding the occurrence of leakage in the use process of the glass gas discharge tube and further causing adverse effects, and prolonging the service life of the device;

however, when the electrode lead is used, the electrode lead is inconvenient to support and protect, and then the electrode lead may be folded by mistake in the using process, so that the subsequent use of a circuit is influenced, and unnecessary trouble is brought.

In order to solve the above problems, innovative design based on the original subminiature three-electrode patch type gas discharge tube is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMD gas discharge tube of subminiature tripolar to solve and provide in the above-mentioned background art when using, inconvenient electrode lead supports the protection, and then in the use, can take place the condition that electrode lead is rolled over by the mistake, can influence the subsequent use of circuit this moment, brought the trouble problem of unnecessary.

In order to achieve the above object, the utility model provides a following technical scheme: a subminiature three-pole patch type gas discharge tube comprises a discharge tube body and a long pin, wherein a middle block is fixedly arranged on the surface of the discharge tube body, the discharge tube body is symmetrically distributed around the center of the middle block, and an edge block is fixedly arranged on the other side of the discharge tube body;

the long pins are connected inside the side blocks in a sliding mode, the long pins are symmetrically distributed about the centers of the side blocks, and the central axes of the long pins and the central axes of the side blocks are on the same straight line;

a subminiature three-pole patch type gas discharge tube further comprises:

the support rod is connected inside the edge block in a sliding mode, penetrates through the edge block, electrode leads are fixedly arranged on the surfaces of the edge block and the middle block, and the support rod is matched with the movable block to protect the electrode leads which are not bent when the electrode lead bending machine works;

the movable block is sleeved on the surface of the electrode lead, and a fixed block is fixedly mounted on the surface of the movable block;

and the limiting column is fixedly arranged on the surface of the edge block.

Preferably, the left and right sides of long round pin all fixed mounting be in stopper, and the stopper slides and sets up the inside of limit piece to the spacing groove is seted up to the inside of limit piece, and the spacing groove with the stopper one-to-one, in the beginning, the bracing piece passes through long round pin and draw-in groove and constitutes block structure with the limit piece, when the position of bracing piece needs to be changed, the pulling long round pin can.

Preferably, the surface of the supporting rod is provided with clamping grooves corresponding to the long pins, the clamping grooves are formed in the surface of the supporting rod in an equidistant distribution mode, after the long pins are pulled out of the clamping grooves by workers, the supporting rod and the edge blocks are not in a clamped state, the supporting rod can move in the horizontal direction at the moment, the long pins are loosened, the long pins enter the corresponding clamping grooves, the supporting rod and the edge blocks are in a clamped state again, and the supporting rod cannot move during work.

Preferably, the inside of fixed block is rotated and is connected with the connecting axle, and the connecting axle with bracing piece one-to-one, and the bracing piece with the connecting axle is fixed connection, and the fixed block setting is in the both sides of connecting axle, the connecting axle can be at the inside rotation of fixed block, has improved the flexibility of connecting axle and bracing piece during operation.

Preferably, the limiting column penetrates through the inside of the movable block, a positioning block is fixedly mounted on the inner wall of the movable block, a positioning groove corresponding to the positioning block is formed in the surface of the limiting column, and the movable block forms a clamping structure with the limiting column through the positioning groove and the positioning block, so that the movable block is more stable in working.

Preferably, the constant head tank is in the equidistant distribution in surface of spacing post, and the interval of adjacent constant head tank equals adjacently the interval of draw-in groove to the equal fixed mounting in upper and lower both sides of spacing post has the overlap joint piece, and equidistant distribution's constant head tank and equidistant distribution's draw-in groove make the bracing piece at the during operation, removal that can be quick, the staff of being convenient for adjusts the position that supports the protection, has improved the holistic flexibility of device.

Compared with the prior art, the beneficial effects of the utility model are that: the subminiature three-pole patch type gas discharge tube adopts a novel structural design, and the subminiature three-pole patch type gas discharge tube has the following specific contents:

(1) When the subminiature three-pole patch type gas discharge tube is used, part of the electrode lead wires needing to be bent are bent, the part needing not to be bent can be protected by the movable block and the supporting rod, and the supporting rod and the edge block form a clamping structure through the long pin and the clamping groove, so that the supporting rod cannot move when working, and the protection function of the supporting rod on the electrode lead wires which are not bent is ensured;

(2) This SMD gas discharge tube of subminiature tripolar is at the during operation, and when the staff need adjust the position that supports the protection according to actual conditions, pull out the draw-in groove with long round pin earlier, then directly stimulate the bracing piece again, make the bracing piece remove the position that needs can, press the long round pin again this moment, make the long round pin enter into the draw-in groove that corresponds in, make the bracing piece during operation more stable, and the frictional force between long round pin and the limit piece makes the long round pin can not take place the self-sliding condition.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the long pin according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of the utility model at B in FIG. 1;

fig. 5 is the partial front sectional structure diagram of the working state of the movable block of the present invention.

In the figure: 1. a discharge tube body; 2. an edge block; 3. a middle block; 4. a long pin; 5. a limiting block; 6. a limiting groove; 7. a support bar; 8. a card slot; 9. an electrode lead; 10. a movable block; 11. a limiting column; 12. a lapping block; 13. positioning a groove; 14. positioning a block; 15. a fixed block; 16. and (7) connecting the shafts.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a subminiature three-pole patch type gas discharge tube comprises a discharge tube body 1 and a long pin 4, wherein a middle block 3 is fixedly arranged on the surface of the discharge tube body 1, the discharge tube body 1 is symmetrically distributed about the center of the middle block 3, and an edge block 2 is fixedly arranged on the other side of the discharge tube body 1;

the long pin 4 is connected inside the side block 2 in a sliding mode, the long pin 4 is symmetrically distributed about the center of the side block 2, and the central axis of the long pin 4 is in the same straight line with the central axis of the side block 2;

a SMD gas discharge tube of subminiature tripolar still includes:

the support rod 7 is connected inside the edge block 2 in a sliding mode, the support rod 7 penetrates through the edge block 2, and electrode leads 9 are fixedly arranged on the surface of the edge block 2 and the surface of the middle block 3;

the movable block 10 is sleeved on the surface of the electrode lead 9, and the fixed block 15 is fixedly arranged on the surface of the movable block 10;

spacing post 11, spacing post 11 fixed mounting is in the surface of limit piece 2.

The left and right sides of long round pin 4 all fixed mounting at stopper 5, and stopper 5 slides and sets up in the inside of limit piece 2 to spacing groove 6 is seted up to the inside of limit piece 2, and spacing groove 6 and stopper 5 one-to-one.

The surface of the support rod 7 is provided with clamping grooves 8 corresponding to the long pins 4, and the clamping grooves 8 are distributed on the surface of the support rod 7 at equal intervals.

When using, the staff will need the partial electrode lead wire of bending bend 9 can, and the part that need not bend, can be protected by movable block 10, bracing piece 7, and bracing piece 7 constitutes the block structure through long round pin 4 and draw-in groove 8 and limit piece 2, make bracing piece 7 at the during operation, can not take place to remove, the protect function of bracing piece 7 to the electrode lead wire 9 that is not bent has been guaranteed, and long round pin 4 is when not influenced by external force, under the effect with limit piece 2 friction force, stable stop is in the inside of limit piece 2, can not take place the self-sliding condition.

The inside of fixed block 15 rotates and is connected with connecting axle 16, and connecting axle 16 and bracing piece 7 one-to-one to bracing piece 7 and connecting axle 16 are fixed connection, and fixed block 15 sets up the both sides at connecting axle 16.

Spacing post 11 runs through in the inside of movable block 10, and fixed mounting has locating piece 14 on the inner wall of movable block 10, and the constant head tank 13 that corresponds with locating piece 14 is seted up on the surface of spacing post 11, and constant head tank 13 is at the equidistant distribution in the surface of spacing post 11, and the interval of adjacent constant head tank 13 equals the interval of adjacent draw-in groove 8 to the equal fixed mounting in upper and lower both sides of spacing post 11 has overlap joint piece 12.

When the staff need change the position of supporting the protection according to actual conditions, stimulate long round pin 4 earlier, make long round pin 4 shift out draw-in groove 8, and stopper 5 and spacing groove 6 have restricted the displacement distance of long round pin 4, make the end of long round pin 4 can not shift out limit block 2, after long round pin 4 shifts out draw-in groove 8, bracing piece 7 and limit block 2 are not in the state of block, the staff can stimulate bracing piece 7 this moment, and then movable block 10, fixed block 15 and connecting axle 16 also can slide on electrode lead 9, locating piece 14 can enter into corresponding constant head tank 13 this moment, make movable block 10 can not take place the self-sliding condition yet, and the stability is improved, finally, the flexibility when having improved the protection.

The working principle is as follows: when the subminiature three-pole patch type gas discharge tube is used, firstly, the device is placed at a position needing to work, according to the figures 1-5, when the subminiature three-pole patch type gas discharge tube is used, a worker bends 9 a part of the electrode lead wire needing to be bent, and the part needing not to be bent can be protected by the movable block 10 and the support rod 7;

when the position of support protection needs to be changed according to actual conditions by the staff, stimulate long round pin 4 earlier, after long round pin 4 shifts out draw-in groove 8, bracing piece 7 and limit piece 2 are not in the state of block, the staff can stimulate bracing piece 7 this moment, and then movable block 10, fixed block 15 and connecting axle 16 also can slide on electrode lead 9, after confirming the position, make long round pin 4 enter into corresponding draw-in groove 8 again, make bracing piece 7 stabilize, and then changed the position and the scope of support protection, flexibility when finally having improved the protection.

The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A microminiature three-pole surface-mounted gas discharge tube comprises a discharge tube body (1) and a long pin (4), wherein a middle block (3) is fixedly mounted on the surface of the discharge tube body (1), the discharge tube body (1) is symmetrically distributed around the center of the middle block (3), and a side block (2) is fixedly mounted on the other side of the discharge tube body (1);

the long pins (4) are connected inside the side block (2) in a sliding mode, the long pins (4) are symmetrically distributed around the center of the side block (2), and the central axes of the long pins (4) and the central axes of the side block (2) are on the same straight line;

it is characterized by also comprising:

the support rod (7) is connected to the inside of the side block (2) in a sliding mode, the support rod (7) penetrates through the inside of the side block (2), and electrode leads (9) are fixedly mounted on the surface of the side block (2) and the surface of the middle block (3);

the movable block (10) is sleeved on the surface of the electrode lead (9), and a fixed block (15) is fixedly arranged on the surface of the movable block (10);

the limiting column (11) is fixedly installed on the surface of the side block (2).

2. The subminiature three-pole patch type gas discharge tube of claim 1, wherein: the left and right sides of long round pin (4) all fixed mounting be in stopper (5), and stopper (5) slide to set up the inside of limit piece (2) to spacing groove (6) are seted up to the inside of limit piece (2), and spacing groove (6) with stopper (5) one-to-one.

3. The subminiature tripolar patch gas discharge tube of claim 1, wherein: the surface of the supporting rod (7) is provided with clamping grooves (8) corresponding to the long pins (4), and the clamping grooves (8) are distributed on the surface of the supporting rod (7) at equal intervals.

4. The subminiature tripolar patch gas discharge tube of claim 1, wherein: the inside of fixed block (15) is rotated and is connected with connecting axle (16), and connecting axle (16) with bracing piece (7) one-to-one to bracing piece (7) with connecting axle (16) are fixed connection, and fixed block (15) set up the both sides of connecting axle (16).

5. The subminiature tri-polar patch gas discharge tube of claim 3, wherein: the limiting column (11) penetrates through the inside of the movable block (10), a positioning block (14) is fixedly mounted on the inner wall of the movable block (10), and a positioning groove (13) corresponding to the positioning block (14) is formed in the surface of the limiting column (11).

6. The subminiature tri-polar patch gas discharge tube of claim 5, wherein: constant head tank (13) are in the equidistant distribution in surface of spacing post (11), and the interval of adjacent constant head tank (13) equals adjacently the interval of draw-in groove (8) to the equal fixed mounting in upper and lower both sides of spacing post (11) has overlap joint piece (12).