CN219017632U

CN219017632U - Waterproof voltage stabilizing triode

Info

Publication number: CN219017632U
Application number: CN202221770486.3U
Authority: CN
Inventors: 麻建国; 吕永志; 高爽
Original assignee: Wuxi Fuyunde Semiconductor Technology Co ltd
Current assignee: Wuxi Fuyunde Semiconductor Technology Co ltd
Priority date: 2022-07-09
Filing date: 2022-07-09
Publication date: 2023-05-12
Anticipated expiration: 2032-07-09

Abstract

The utility model discloses a waterproof voltage-stabilizing triode which comprises a heat-conducting ceramic shell and a triode body, wherein the triode body is arranged in the heat-conducting ceramic shell, heat-conducting glue is filled between the triode body and the inner wall of the heat-conducting ceramic shell, one end of the heat-conducting ceramic shell is internally provided with three guide holes in an extending mode, the inner wall of the rear end of each guide hole is provided with a through hole communicated with the inside of the heat-conducting ceramic shell, three pins of the triode body extend out through the three through holes and the corresponding guide holes respectively, a protective tube is arranged in the guide holes in a matched mode, the protective tube is sleeved on the corresponding pins, the protective tube is arranged on the corresponding pins in a sliding mode, a rubber cushion is fixedly arranged at the front end of the protective tube, through holes for the pins to penetrate through are formed in the rubber cushion, the rear end of the protective tube is connected with the inner wall of the rear end of the guide holes through a buffer spring, the heat-conducting glue is filled between the heat-conducting ceramic shell and the triode body, the heat-conducting glue has double effects of heat conduction and sealing, and the waterproof effect of the triode is greatly improved.

Description

Waterproof voltage stabilizing triode

Technical Field

The utility model relates to the technical field of power semiconductor devices, in particular to a waterproof voltage stabilizing triode.

Background

The transistor is a semiconductor device for controlling current. The function of the circuit is to amplify weak signals into electric signals with larger amplitude values, and the circuit is also used as a contactless switch. The triode is one of semiconductor basic components, has a current amplifying function and is a core component of an electronic circuit. The triode is characterized in that two PN junctions which are very close to each other are manufactured on a semiconductor substrate, the whole semiconductor is divided into three parts by the two PN junctions, the middle part is a base region, the two side parts are an emitter region and a collector region, and PNP and NPN are arranged. A transistor (also called a transistor) is just a collective term for three pin amplifying devices within the chinese meaning.

For some triodes placed in external lighting equipment (such as street lamps), the triodes are inevitably wetted by rainwater and are easy to damage when wetted, but the existing triodes are only subjected to simple waterproof treatment, so that the waterproof effect is not obvious.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a waterproof voltage-stabilizing triode.

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

the utility model provides a waterproof steady voltage triode, includes heat conduction ceramic shell and triode body, the triode body is located in the heat conduction ceramic shell, pack full heat conduction glue between triode body and the inner wall of heat conduction ceramic shell, the one end of heat conduction ceramic shell extends inwards and is equipped with three guiding hole, be equipped with the through-hole with the inside intercommunication of heat conduction ceramic shell on the rear end inner wall of guiding hole, three pin of triode body stretches out through three through-hole and the guiding hole that corresponds respectively, the downthehole matching of guiding is equipped with the protection tube, the protection tube is established on the pin that corresponds, the protection tube slides on the pin that corresponds and sets up, the front end of protection tube is fixed with the cushion, have the through-hole that supplies the pin to pass on the cushion, the rear end of protection tube passes through buffer spring and the rear end inner wall connection of guiding hole.

According to the preferred technical scheme, the outer wall of the heat-conducting ceramic shell is arranged in a corrugated shape.

According to the preferred technical scheme, a plurality of radiating holes penetrate through the outer wall of the heat-conducting ceramic shell, and the radiating holes penetrate through the protruding crest portions of the outer wall of the heat-conducting ceramic shell.

According to the preferred technical scheme, the heat-conducting ceramic shell is formed by combining a first shell and a second shell which are symmetrically arranged, and the first shell and the second shell are fixedly connected through gluing.

According to the preferred technical scheme, the surface of the triode body is inserted into the heat-conducting glue in a fish fin shape.

Compared with the prior art, the beneficial effects are as follows:

the utility model has simple structure and convenient use, protects by adding the heat-conducting ceramic shell, and fills the heat-conducting glue between the heat-conducting ceramic shell and the triode body, thereby having the double effects of heat conduction and sealing, and greatly improving the waterproof effect of the triode by wrapping the triode body by the heat-conducting glue.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

fig. 2 is a right schematic view of fig. 1.

Reference numerals: 1. a thermally conductive ceramic shell; 2. a triode body; 3. a heat-conducting adhesive; 4. a guide hole; 5. a protective tube; 6. pins; 7. a buffer spring; 8. rubber cushion; 9. a heat radiation hole; 10. a fish fin shape.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

The utility model provides a waterproof steady voltage triode, includes heat conduction ceramic shell 1 and triode body 2, in heat conduction ceramic shell 1 is located to triode body 2, pack full heat conduction glue 3 between the inner wall of triode body 2 and heat conduction ceramic shell 1, the one end of heat conduction ceramic shell 1 extends inwards and is equipped with three guiding hole 4, be equipped with the through-hole with the inside intercommunication of heat conduction ceramic shell 1 on the rear end inner wall of guiding hole 4, three pin 6 of triode body 2 stretches out through three through-hole and corresponding guiding hole 4 respectively, the matching is equipped with protection tube 5 in the guiding hole 4, protection tube 5 cover is established on corresponding pin 6, protection tube 5 slides on corresponding pin 6 and sets up, the front end of protection tube 5 is fixed to be equipped with cushion 8, have the through-hole that supplies pin 6 to pass on the cushion 8, the rear end of protection tube 5 passes through buffer spring 7 and the rear end inner wall connection of guiding hole 4.

The heat conduction ceramic shell 1 is added for protection, the heat conduction glue 3 is filled between the heat conduction ceramic shell 1 and the triode body 2, the heat conduction glue 3 has the double effects of heat conduction and sealing, the triode body 2 is wrapped by the heat conduction glue 3, the waterproof effect of the triode is greatly improved, in addition, when the voltage stabilizing triode is attached, the rubber pad 8 is pressed on the substrate by the elasticity of the spring, and the pin 6 is protected by the protection tube 5; and the heat conduction ceramic shell 1 has higher heat dissipation efficiency, and the heat of the triode body 2 is transferred to the heat conduction ceramic shell 1 through the heat conduction glue 3 for dissipation.

According to the preferred technical scheme, the outer wall of the heat-conducting ceramic shell 1 is arranged in the shape of the wavy patterns, so that the surface area of the heat-conducting ceramic shell 1 is increased, the radiating surface is improved, and the radiating efficiency is improved.

According to the preferred technical scheme, the outer wall of the heat-conducting ceramic shell 1 is provided with a plurality of heat dissipation holes 9 in a penetrating mode, and the heat dissipation holes 9 penetrate through protruding crest portions on the outer wall of the heat-conducting ceramic shell 1, so that heat dissipation efficiency is further improved.

According to the preferred technical scheme, the heat-conducting ceramic shell 1 is formed by combining a first shell and a second shell which are symmetrically arranged, and the first shell and the second shell are fixedly connected through gluing.

According to the preferred technical scheme, the surface of the triode body 2 is in the shape of the fish fin 10 and is inserted into the heat-conducting glue 3, so that the contact area between the triode body 2 and the heat-conducting glue 3 is increased, and the heat transfer efficiency of the triode body 2 to the heat-conducting glue 3 is improved.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims

1. The utility model provides a waterproof steady voltage triode, its characterized in that, includes heat conduction ceramic shell and triode body, in heat conduction ceramic shell is located to the triode body, pack full heat conduction glue between triode body and the inner wall of heat conduction ceramic shell, heat conduction ceramic shell's one end extends inwards and is equipped with three guiding hole, be equipped with the through-hole with the inside intercommunication of heat conduction ceramic shell on the rear end inner wall of guiding hole, three pin of triode body stretches out through three through-hole and the guiding hole that corresponds respectively, the matching is equipped with the protection tube in the guiding hole, the protection tube is established on the pin that corresponds, the protection tube slides on the pin that corresponds and sets up, the front end of protection tube is fixed with the cushion, have the through-hole that supplies the pin to pass on the cushion, the rear end of protection tube passes through buffer spring and is connected with the rear end inner wall of guiding hole.

2. The waterproof voltage-stabilizing triode according to claim 1, wherein the outer wall of the heat-conducting ceramic shell is arranged in a corrugated shape.

3. The waterproof voltage-stabilizing triode according to claim 2, wherein a plurality of heat dissipation holes penetrate through the outer wall of the heat-conducting ceramic shell, and the heat dissipation holes penetrate through protruding crest portions of the outer wall of the heat-conducting ceramic shell.

4. The waterproof voltage-stabilizing triode according to claim 1, wherein the heat-conducting ceramic shell is composed of a first shell and a second shell which are symmetrically arranged, and the first shell and the second shell are fixedly connected through gluing.

5. The waterproof voltage-stabilizing triode according to claim 1, wherein the surface of the triode body is inserted into the heat-conducting glue in a fish fin shape.