CN219269369U

CN219269369U - Silicon controlled rectifier heat radiation structure

Info

Publication number: CN219269369U
Application number: CN202222282214.5U
Authority: CN
Inventors: 张福春; 龙淘; 曹林; 罗小琼
Original assignee: Sitc Aerospace Microelectronics Co ltd
Current assignee: Sitc Aerospace Microelectronics Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-06-27
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a silicon controlled rectifier heat dissipation structure, which relates to the technical field of silicon controlled rectifiers and comprises a silicon controlled rectifier body, wherein pins are arranged on the upper side of the silicon controlled rectifier body, a radiator is arranged outside the silicon controlled rectifier body and comprises concave heat conducting plates which are respectively clamped on two sides of the silicon controlled rectifier body, two condensing plates are arranged between the two concave heat conducting plates, a plurality of heat dissipation grooves are uniformly arranged on one side of each of the two concave heat conducting plates, a concave seat is arranged between the lower sides of the two concave heat conducting plates, and positioning pieces are arranged at the bottoms of two sides of the concave seat. This silicon controlled rectifier heat radiation structure can play multiple radiating effect to the silicon controlled rectifier, replaces traditional silicon controlled rectifier to only rely on self radiating mode, and then can prolong the life of this silicon controlled rectifier, through setting up the setting element, utilizes the elasticity of spring, and the pulling handle can make the locating shaft on the guide block break away from or insert the locating hole, can conveniently install or dismantle the radiator.

Description

Silicon controlled rectifier heat radiation structure

Technical Field

The utility model relates to the technical field of silicon controlled rectifiers, in particular to a silicon controlled rectifier heat dissipation structure.

Background

The SCR is a high-power electrical element, also called a thyristor, and has the advantages of small volume, high efficiency, long service life and the like, is one of the more commonly used semiconductor devices, is widely applied to various electronic equipment and electronic products, and is mainly used as controllable rectification, inversion, frequency conversion, voltage regulation, contactless switch and the like.

Therefore, a person skilled in the art provides a heat dissipation structure for a silicon controlled rectifier to solve the above-mentioned problems in the background art.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a silicon controlled rectifier heat dissipation structure, which solves the problem that the existing silicon controlled rectifier heat dissipation capacity is not ideal.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a silicon controlled rectifier heat radiation structure, includes the silicon controlled rectifier body, the upside of silicon controlled rectifier body is provided with the pin, the outside of silicon controlled rectifier body is provided with the radiator, the radiator is including the spill heat-conducting plate of joint in the silicon controlled rectifier body both sides respectively, two be provided with two condensation plates between the spill heat-conducting plate, and the equal equidistance in one side of two spill heat-conducting plates is provided with a plurality of heat dissipation groove, two be provided with the spill seat between the downside of spill heat-conducting plate, the both sides bottom of spill seat all is provided with the setting element.

Furthermore, the concave heat-conducting plate is made of metal copper, the inside of the condensing plate is of a hollow structure, cooling water is filled in the condensing plate, and the concave heat-conducting plate and the condensing plate are attached to the outer wall of the silicon controlled rectifier body.

Further, a motor is arranged at the middle position of the lower part of the concave seat, and an output shaft of the motor is connected with fan blades.

Further, the setting element is including setting up in the stopper of silicon controlled rectifier body one side lower part, one side of stopper is provided with the handle, the one end of handle is connected with spacing axle, the other end of spacing axle slides and alternates in one side of stopper and be connected with the guide block, upper end one side of guide block is provided with the location axle.

Further, two guide grooves corresponding to the guide blocks are symmetrically formed in the upper side of the inner portion of the concave seat, and the guide blocks slide through the inner portions of the guide grooves.

Further, a spring is sleeved outside the limiting shaft, and two ends of the spring are respectively connected with one side of the guide block and one side of the limiting block.

Further, the lower parts of two sides of the silicon controlled rectifier body are respectively provided with a bump corresponding to the positioning shaft, one side of each bump is provided with a positioning hole, and when the spring is in a natural state, the positioning shafts are clamped in the positioning holes.

Advantageous effects

The utility model provides a silicon controlled rectifier heat dissipation structure, which has the following beneficial effects compared with the prior art:

1. the heat radiation structure of the silicon controlled rectifier can play a role in multiple heat radiation effects on the silicon controlled rectifier, replaces the traditional mode that the silicon controlled rectifier only radiates heat by itself, and further can prolong the service life of the silicon controlled rectifier.

2. This silicon controlled rectifier heat radiation structure utilizes the elasticity of spring through setting up the setting element, and the pulling handle can make the locating shaft on the guide block break away from or insert the locating hole, can conveniently install or dismantle the radiator, convenient and fast has improved the practicality of device.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a heat sink according to the present utility model;

FIG. 3 is a schematic view of a positioning member according to the present utility model;

fig. 4 is a schematic structural diagram of a thyristor body according to the present utility model.

In the figure: 1. a thyristor body; 101. a bump; 102. positioning holes; 2. pins; 3. a heat sink; 31. a concave heat-conducting plate; 32. a heat sink; 33. a condensing plate; 34. a concave seat; 35. a positioning piece; 351. a limiting block; 352. a handle; 353. a limiting shaft; 354. a guide block; 355. a spring; 356. positioning a shaft; 36. a motor; 37. a fan blade; 38. a guide groove.

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. 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.

Referring to fig. 1-2, the utility model provides a technical scheme, a silicon controlled rectifier heat dissipation structure, which comprises a silicon controlled rectifier body 1, pins 2 are arranged on the upper side of the silicon controlled rectifier body 1, a radiator 3 is arranged outside the silicon controlled rectifier body 1, the radiator 3 comprises concave heat-conducting plates 31 which are respectively clamped on two sides of the silicon controlled rectifier body 1, two condensing plates 33 are arranged between the two concave heat-conducting plates 31, a plurality of heat dissipation grooves 32 are uniformly arranged on one side of the two concave heat-conducting plates 31, a concave seat 34 is arranged between the lower sides of the two concave heat-conducting plates 31, positioning pieces 35 are arranged at the bottoms of the two sides of the concave seat 34, the concave heat-conducting plates 31 are made of metal copper materials, the inside of the condensing plates 33 is of a hollow structure, cooling water is filled in the inside the condensing plates 33, the concave heat-conducting plates 31 and the condensing plates 33 are attached to the outer walls of the silicon controlled rectifier body 1, a motor 36 is arranged at the middle position of the lower part of the concave seat 34, fan blades 37 are connected between the output shafts of the motor 36, the cooling water inside the condensing plates 33 plays a role in the heat dissipation effect on the silicon controlled rectifier body 1, the heat dissipation effect of the concave heat-conducting plates 31 can be further improved, and the heat dissipation effect can be improved by driving the fan blades 37 to the motor body 1, and the heat dissipation effect can be further improved, compared with the traditional heat dissipation structure, and the heat dissipation effect can be further improved by driving the fan blades 1 through the fan blades.

Referring to fig. 3-4, in the embodiment of the present utility model, the positioning member 35 includes a limiting block 351 disposed at a lower portion of one side of the thyristor body 1, a handle 352 is disposed at one side of the limiting block 351, one end of the handle 352 is connected with a limiting shaft 353, the other end of the limiting shaft 353 is slidably inserted into one side of the limiting block 351 and is connected with a guide block 354, a positioning shaft 356 is disposed at one side of an upper end of the guide block 354, two guide grooves 38 corresponding to the guide block 354 are symmetrically disposed at an upper side of an inner portion of the concave seat 34, the guide block 354 slidably passes through the inside of the guide groove 38, a spring 355 is sleeved outside the limiting shaft 353, two ends of the spring 355 are respectively connected with one side of the guide block 354 and one side of the limiting block 351, two lower portions of the thyristor body 1 are respectively provided with a bump 101 corresponding to the positioning shaft 356, one side of the bump 101 is provided with a positioning hole 102, when the spring 355 is in a natural state, the positioning shaft 356 is clamped in the positioning hole 102, the spring 355 is pulled under the elasticity of the spring 355, the limiting shaft 353 is driven to move, and the guide block 354 is driven to move, and then the guide block 354 is sleeved on the inner side of the inner portion of the thyristor body, and the radiator 3 is easily inserted into the outer portion of the thyristor body 1, and is easily fixed to the positioning hole 356.

Working principle: under the elasticity of the spring 355, the handle 352 is pulled to drive the limiting shaft 353 to move, the limiting shaft 353 drives the guide block 354 to move, then the radiator 3 is sleeved outside the silicon controlled rectifier body 1, when the positioning hole 102 on the convex block 101 is aligned with the positioning shaft 356, the positioning shaft 356 can be inserted into the positioning hole 102 by loosening the limiting block 351, the radiator 3 is fixed, cooling water in the condensing plate 33 plays a heat dissipation effect on the silicon controlled rectifier body 1, the heat dissipation groove 32 on the concave heat conducting plate 31 plays a heat dissipation effect on the silicon controlled rectifier body 1, meanwhile, the motor 36 drives the fan blade 37 to rotate, the heat dissipation effect on the silicon controlled rectifier body 1 is achieved, the motor is directly powered by a power supply source of a circuit system where the silicon controlled rectifier is located, and the motor is connected by virtue of a wire.

And all that is not described in detail in this specification is well known to those skilled in the art.

It is noted that relational terms such as first and second, and the like are 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a silicon controlled rectifier heat radiation structure, includes silicon controlled rectifier body (1), the upside of silicon controlled rectifier body (1) is provided with pin (2), its characterized in that: the outside of silicon controlled rectifier body (1) is provided with radiator (3), radiator (3) are including joint concave heat-conducting plate (31) in silicon controlled rectifier body (1) both sides respectively, and two be provided with two condensation plate (33) between concave heat-conducting plate (31), and the equal equidistance in one side of two concave heat-conducting plates (31) is provided with a plurality of heat dissipation groove (32), two be provided with concave seat (34) between the downside of concave heat-conducting plate (31), the both sides bottom of concave seat (34) all is provided with setting element (35).

2. The thyristor heat dissipation structure of claim 1, wherein: the concave heat-conducting plate (31) is made of metal copper, the inside of the condensing plate (33) is of a hollow structure, cooling water is filled in the condensing plate (33), and the concave heat-conducting plate (31) and the condensing plate (33) are attached to the outer wall of the silicon controlled rectifier body (1).

3. The thyristor heat dissipation structure of claim 1, wherein: a motor (36) is arranged at the middle position of the lower part of the concave seat (34), and a fan blade (37) is connected with an output shaft of the motor (36).

4. The thyristor heat dissipation structure of claim 1, wherein: the locating piece (35) is including setting up in stopper (351) of silicon controlled rectifier body (1) one side lower part, one side of stopper (351) is provided with handle (352), one end of handle (352) is connected with spacing axle (353), the other end of spacing axle (353) slides and alternates in one side of stopper (351) and be connected with guide block (354), upper end one side of guide block (354) is provided with location axle (356).

5. The thyristor heat dissipation structure of claim 4, wherein: two guide grooves (38) corresponding to the guide blocks (354) are symmetrically formed in the upper side of the inner portion of the concave seat (34), and the guide blocks (354) penetrate through the inner portion of the guide grooves (38) in a sliding mode.

6. The thyristor heat dissipation structure of claim 5, wherein: the outside cover of spacing axle (353) is equipped with spring (355), the both ends of spring (355) are connected with one side of guide block (354) and one side of stopper (351) respectively.

7. The thyristor heat dissipation structure of claim 6, wherein: the silicon controlled rectifier is characterized in that protruding blocks (101) corresponding to the positioning shafts (356) are arranged at the lower portions of two sides of the silicon controlled rectifier body (1), positioning holes (102) are formed in one sides of the protruding blocks (101), and when the springs (355) are in a natural state, the positioning shafts (356) are clamped in the positioning holes (102).