CN219163388U - A fast recovery diode module - Google Patents

Abstract

The utility model provides a fast recovery diode module, which comprises a module main body and a plastic package shell arranged outside the module main body, wherein the plastic package shell is sleeved on the surface of the module main body, and a gap is formed between the inner wall of the plastic package shell and the module main body; the module main body and the bottom of the plastic package are fixedly connected with a heat conducting bottom plate, and the front side and the rear side of the heat conducting bottom plate are respectively and fixedly connected with a mounting assembly for mounting the module main body on the surface of the radiator through a fixed base block. In the utility model, when the module main body is installed on the radiator, the heat conduction silica gel is arranged, so that the module main body can be conveniently installed on the radiator, the module main body is well contacted with the radiator, the contact thermal resistance is reduced, the bottom of the micro vacuum sucker is adsorbed with the surface of the radiator through the matching of the micro vacuum pump and the micro vacuum sucker, the effect of fixing the module main body is achieved, and the installation speed and efficiency are improved.

Description

A fast recovery diode module

technical field

The utility model relates to the technical field of diode modules, in particular to a fast recovery diode module.

Background technique

The diode module is a light-emitting diode dot matrix display module with a built-in control circuit, which is composed of a housing, a printed circuit board, an array of light-emitting diode chips, a control circuit and metal pins. A group of diode chips, electrodes and fixing sheets outside the chips, and an insulating shell and epoxy resin for packaging the outside of each group of diode chips;

The Chinese authorized patent with the application number 202021280502.1 discloses a fast recovery diode module, which includes a diode module body, a packaging case and a bottom plate. The diode module body is installed on the bottom plate, and the packaging case is packaged outside the diode module body , the package shell is installed on the base plate, and the bottom end of the base plate is equipped with a shock-absorbing support foot, and the shock-absorbing support foot is composed of an upper fixing plate, an elastic member and a lower fixing plate, and the two ends of the elastic member are fixed with The upper fixed plate and the lower fixed plate have the advantages of: by setting the shock-absorbing support feet, the shock-absorbing support feet are composed of the upper fixed plate, elastic parts and the lower fixed plate, and the elastic parts are set as silicone columns or rubber columns; the diode module can be strengthened Excellent anti-shock performance, avoiding the loosening of components inside the diode module, thereby prolonging the service life of the diode module;

Although the above scheme improves the anti-seismic performance of the diode module and avoids the loosening of the components inside the diode module, the diode module often needs to cooperate with the radiator to work when it is in use. Since the diode module itself is an insulating type, multiple diode modules can be placed Installed on the same radiator, and in the above scheme, the structure and installation method of the diode module itself are relatively simple, it is not convenient to install multiple diode modules on the radiator, which affects the efficiency of the diode module. Therefore, a A fast recovery diode module.

Utility model content

In view of this, the embodiment of the utility model hopes to provide a fast recovery diode module to solve or alleviate the technical problems existing in the prior art, and at least provide a beneficial option.

The technical solution of the embodiment of the utility model is achieved as follows: a fast recovery diode module, including a module body and a plastic casing outside the module body, the plastic casing is set on the surface of the module body, the inner wall of the plastic casing and gaps are formed between the module bodies;

The main body of the module and the bottom of the plastic casing are fixedly connected with a heat conduction bottom plate, and the front and rear sides of the heat conduction bottom plate are respectively fixedly connected with installation components for installing the module main body on the surface of the radiator through fixed base blocks, and the installation components are provided by a micro vacuum pump. Composed of miniature vacuum suction cups;

The left and right sides of the heat conduction bottom plate are fixedly connected with connection components for connecting multiple module bodies, and the connection components are composed of a first clamping part and a second clamping part.

Preferably, a shock-absorbing assembly for shock-absorbing the module body is threadedly connected between the inner wall of the plastic package and the module body, and the shock-absorbing assembly is composed of a miniature hydraulic damper and a buffer block.

Preferably, the buffer block is made of elastic heat-conducting silicone rubber, and its shape can be one of square, cylindrical, triangular, and trapezoidal.

Preferably, the miniature hydraulic dampers and buffer blocks are evenly arranged between the bottom of the module main body and the inner wall of the plastic enclosure.

Preferably, the surfaces of the miniature hydraulic dampers and buffer blocks are screwed to the bottom of the module body and the inner wall of the plastic enclosure, and the buffer blocks are located between adjacent miniature hydraulic dampers.

Preferably, the damping assembly further includes a spring seat and a buffer spring, one side of the spring seat is fixedly connected to the surface of the module body, and the other side of the spring seat is fixedly connected to one end of the buffer spring , the other end of the buffer spring is fixedly connected to the inner wall of the plastic package.

Preferably, the bottom of the heat-conducting bottom plate is bonded with heat-conducting silica gel, the bottom of the heat-conducting silica gel is uniformly provided with first protrusions, and the surface of the heat-conducting base plate is welded with second protrusions for increasing the heat transfer area, so The second raised portion may be one of square, cylindrical, triangular, and trapezoidal.

Preferably, the connection assembly further includes an electric telescopic rod and a limit block, the number of the electric telescopic rods is two, and the two electric telescopic rods are symmetrically arranged on one side of the heat conduction base plate through the connecting plate, and the two electric telescopic rods One end of the electric telescopic rod is fixedly connected with the surface of the connecting plate;

The limit block is arc-shaped, the output end of the electric telescopic rod is fixedly connected to the outer wall of the limit block, and the inside of the second clamping part is provided with a hollow that matches the first clamping part. Cavity;

The inner wall of the cavity is fixedly connected with a plurality of clamping blocks, the first clamping part and the second clamping part are clamped by the clamping blocks, and the arc-shaped inner concave surface of the limiting block is connected to the first clamping part one side fits.

The embodiment of the utility model has the following advantages due to the adoption of the above technical scheme:

1. In the present utility model, when the module body is installed on the radiator, by setting the thermal silica gel, it is convenient to install the module body on the radiator, so that the contact between the module body and the radiator is good and the contact thermal resistance is reduced. Traditional The best installation method is to thread the two through screws and screw holes. This installation method is too cumbersome. Open the micro vacuum suction cup, cooperate with the micro vacuum pump and the micro vacuum suction cup, and adsorb the bottom of the micro vacuum suction cup to the surface of the radiator. The effect of fixing the main body of the module is achieved, and the speed and efficiency of installation are improved.

2. When the utility model installs multiple module bodies on the radiator, the multiple module bodies can be combined and connected through the connecting assembly, so that the multiple module bodies can be connected more closely. The first clamping part and the second clamping part of two adjacent module bodies are clamped together, the electric telescopic rod is opened, and the position of the limit block is adjusted through the electric telescopic rod, so that the arc-shaped inner concave surface is connected with the first clamping part. The interference fit on one side of the part prevents movement of the adjacent module body.

The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or in the prior art, the following will briefly introduce the drawings that need to be used in the embodiments or technical descriptions. Obviously, the drawings in the following description are only For some embodiments of the present application, those of ordinary skill in the art can also obtain other drawings based on these drawings without creative effort.

Fig. 1 is the first three-dimensional structure schematic diagram of the utility model;

Fig. 2 is the second three-dimensional structure schematic diagram of the utility model;

Fig. 3 is a schematic diagram of the third three-dimensional structure of the utility model;

Fig. 4 is the first three-dimensional sectional view of the plastic package of the present invention;

Fig. 5 is a second perspective sectional view of the plastic package of the present invention.

Reference signs: 1. Module main body; 2. Plastic casing; 3. Miniature hydraulic damper; 4. Buffer block; 5. Spring seat; 6. Buffer spring; 7. Electrodes; ;10, the first clamping part; 11, the first raised part; 12, the micro vacuum pump; 13, the miniature vacuum sucker; 14, the second raised part; 15, the second clamping part; 17, limit block.

Detailed ways

In the following, only some exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and descriptions are to be regarded as illustrative in nature and not restrictive.

Embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in Figure 1-5, the embodiment of the utility model provides a fast recovery diode module, including a module body 1 and a plastic casing 2 outside the module body 1, the plastic casing 2 is sleeved on the surface of the module body 1, and is plastic-sealed A gap is formed between the inner wall of the shell 2 and the module main body 1;

The bottom of the module body 1 and the plastic casing 2 are fixedly connected with a heat conduction bottom plate 8, and the front and rear sides of the heat conduction bottom plate 8 are respectively fixedly connected with installation components for installing the module body 1 on the surface of the radiator through fixed base blocks. The installation components are provided by a micro vacuum pump 12 Composed of miniature vacuum chuck 13;

The left and right sides of the heat conduction bottom plate 8 are fixedly connected with connecting components for connecting multiple module bodies 1, and the connecting components are composed of a first clamping part 10 and a second clamping part 15;

When the module main body 1 is installed on the radiator, the miniature vacuum chuck 13 is opened, and the bottom of the miniature vacuum chuck 13 is adsorbed to the surface of the radiator through the cooperation of the miniature vacuum chuck 13 and the miniature vacuum chuck 13, so that the module main body 1 For a fixed effect.

In this embodiment, specifically: a shock-absorbing assembly for module main body 1 is threadedly connected between the inner wall of the plastic enclosure 2 and the module main body 1, and the shock-absorbing assembly is composed of a miniature hydraulic damper 3 and a buffer block 4, and the buffer block 4 It is made of elastic heat-conducting silicone rubber, and its shape can be one of square, cylindrical, triangular, and trapezoidal. The micro-hydraulic damper 3 and the buffer block 4 are evenly arranged between the bottom of the module main body 1 and the inner wall of the plastic casing 2 , the surface of the miniature hydraulic damper 3 and the buffer block 4 are screwed to the bottom of the module body 1 and the inner wall of the plastic casing 2, the buffer block 4 is located between the adjacent miniature hydraulic dampers 3, and the shock absorber assembly also includes a spring seat 5 and the buffer spring 6, one side of the spring seat 5 is fixedly connected to the surface of the module body 1, the other side of the spring seat 5 is fixedly connected to one end of the buffer spring 6, and the other end of the buffer spring 6 is connected to the plastic casing 2 The inner wall is fixedly connected;

The stability of the module main body 1 when subjected to impact force can be improved by setting the shock absorbing assembly. Further, when the module main body 1 is subjected to impact force, the micro hydraulic damper 3 is opened to absorb the impact force and reduce the impact caused by the impact. Vibration, by setting the buffer block 4, it will deform itself when it is impacted, and perform auxiliary shock absorption. At the same time, when the module main body 1 is displaced by the impact force, the buffer spring 6 will be deformed. Elastic force, the buffer spring 6 will return to the original state, which can reduce the impact of the impact force on the module body 1 and reduce the displacement of the module body 1. In summary, the above components can prevent the module body 1 from being damaged when it is impacted. The module main body 1 is protected.

In this embodiment, specifically: the heat-conducting bottom plate 8 is made of copper material, the bottom of the heat-conducting bottom plate 8 is bonded with heat-conducting silica gel 9 , and the bottom of the heat-conducting silica gel 9 is evenly distributed with first protrusions 11, and the first protrusions 11 are composed of Consisting of heat-conducting silicon rubber cloth, the surface of the heat-conducting bottom plate 8 is welded with a second raised portion 14 for increasing the heat transfer area, and the second raised portion 14 can be one of square, cylindrical, triangular, and trapezoidal;

By setting the heat-conducting silica gel 9, it is convenient to install the module body 1 on the radiator, so that the contact between the module body 1 and the radiator is good and the contact thermal resistance is reduced. Through the first raised part 11, the heat-conducting silica gel 9 and the radiator A gap is formed between them, so that the elastic heat-conducting silica gel 9 itself can be deformed. By setting the second protrusion 14, the contact area between the heat-conducting bottom plate 8 and the air can be increased, and the speed of convection heat dissipation can be accelerated.

In this embodiment, specifically: the connection assembly also includes an electric telescopic rod 16 and a limit block 17, the number of the electric telescopic rod 16 is two, and the two electric telescopic rods 16 are symmetrically arranged on one side of the heat conduction bottom plate 8 through the connecting plate , one end of the two electric telescopic rods 16 is fixedly connected with the surface of the connecting plate, the limit block 17 is arc-shaped, the output end of the electric telescopic rod 16 is fixedly connected with the outer wall of the limit block 17, and the second clamping part The inside of 15 is provided with a cavity suitable for the first clamping part 10, and a plurality of clamping blocks are fixedly connected to the inner wall of the cavity, and the first clamping part 10 and the second clamping part 15 are locked together by the clamping blocks. connected, and the arc-shaped inner concave surface of the limit block 17 is attached to one side of the first clamping part 10;

When multiple module main bodies 1 are installed on the radiator, multiple module main bodies 1 can be combined and connected through the connecting component, so that the multiple module main bodies 1 can be connected more closely, and further, two The first clamping part 10 and the second clamping part 15 of the adjacent module main body 1 are clamped together, the electric telescopic rod 16 is opened, and the position of the limit block 17 is adjusted through the electric telescopic rod 16 so that the arc-shaped inner concave surface is in line with the One side of the first clamping portion 10 is interference fit, so as to prevent the adjacent module main body 1 from moving.

In this embodiment, specifically: the top of the module main body 1 is fixedly connected with a plurality of electrodes 7 through the surface of the plastic package 2, the micro-vacuum pump 12 is fixedly connected with the surface of the plastic package 2 through the connection base, and the input end of the micro-vacuum pump 12 passes through the surface of the plastic package 2. The connecting base block is threadedly connected with the micro-vacuum chuck 13, and there are several micro-vacuum pumps 12 and micro-vacuum chucks 13, which are evenly and symmetrically arranged on both sides of the plastic enclosure 2;

When the module main body 1 is installed on the radiator, the traditional installation method is to thread the two through screws and screw holes. The micro-vacuum pump 12 cooperates with the micro-vacuum chuck 13 to adsorb the bottom of the micro-vacuum chuck 13 to the surface of the radiator, thereby fixing the module main body 1 and improving the speed and efficiency of installation.

When the utility model is working: S1, when the module main body 1 is installed on the radiator, the traditional installation method is to thread the two through screws and screw holes. This installation method is too complicated. In the utility model, the miniature The vacuum chuck 13, through the cooperation of the micro vacuum chuck 13 and the micro vacuum chuck 13, adsorbs the bottom of the micro vacuum chuck 13 and the surface of the radiator, thereby fixing the module main body 1 and improving the speed and efficiency of installation.

S2, when multiple module main bodies 1 are installed on the radiator, multiple module main bodies 1 can be combined and connected through connecting components, so that the multiple module main bodies 1 can be connected more closely, and further, through the clamping block The first clamping part 10 and the second clamping part 15 of two adjacent module main bodies 1 are clamped together, the electric telescopic rod 16 is opened, and the position of the limit block 17 is adjusted through the electric telescopic rod 16 so that it is within the arc. The concave surface is in interference fit with one side of the first clamping portion 10 , so as to prevent the adjacent module main body 1 from moving.

S3, the stability of the module main body 1 when subjected to impact force can be improved by arranging a shock absorbing component. Further, when the module main body 1 is subjected to an impact force, the micro-hydraulic damper 3 is opened to absorb the impact force and reduce the impact caused by the impact. The vibration caused by setting the buffer block 4 makes it deform itself when it is impacted, and performs auxiliary shock absorption. At the same time, when the module body 1 is displaced by the impact force, the buffer spring 6 will be deformed, and the buffer spring 6 With its own elastic force, the buffer spring 6 will return to its original state, which can reduce the impact of the impact force on the module body 1 and reduce the displacement of the module body 1. In summary, the above components can prevent the module body 1 from being damaged when it is impacted , to protect the module main body 1 .

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of its various Any changes or replacements should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (10)

1. A fast recovery diode module, comprising a module body (1) and a plastic casing (2) located outside the module body (1), characterized in that: the plastic casing (2) is sleeved on the module body (1) On the surface, a gap is formed between the inner wall of the plastic package (2) and the module main body (1); The module main body (1) and the bottom of the plastic package (2) are fixedly connected with a heat-conducting bottom plate (8), and the front and rear sides of the heat-conducting bottom plate (8) are respectively fixedly connected with fixed base blocks for installing the module main body (1). The mounting assembly on the surface of the radiator, the mounting assembly is made up of a miniature vacuum pump (12) and a miniature vacuum suction cup (13); The left and right sides of the heat conduction bottom plate (8) are fixedly connected with connection components for connecting multiple module bodies (1), and the connection components are composed of a first clamping part (10) and a second clamping part (15) . 2. A fast recovery diode module according to claim 1, characterized in that: a shock absorber for the module body (1) is threadedly connected between the inner wall of the plastic package (2) and the module body (1) Assemblies, the damping assembly is composed of miniature hydraulic dampers (3) and buffer blocks (4). 3. A fast recovery diode module according to claim 2, characterized in that: the buffer block (4) is made of elastic heat-conducting silicone rubber, and its shape can be square, cylindrical, triangular, trapezoidal, etc. A sort of. 4. A fast recovery diode module according to claim 3, characterized in that: the miniature hydraulic damper (3) and the buffer block (4) are evenly arranged on the bottom of the module body (1) and the plastic casing (2 ) between the inner walls. 5. A fast recovery diode module according to claim 4, characterized in that: the surfaces of the miniature hydraulic damper (3) and the buffer block (4) are connected to the bottom of the module main body (1) and the plastic casing (2 ) inner wall is threadedly connected, and the buffer block (4) is located between adjacent miniature hydraulic dampers (3). 6. A fast recovery diode module according to claim 5, characterized in that: the shock absorbing assembly also includes a spring seat (5) and a buffer spring (6), one of the spring seat (5) One side is fixedly connected with the surface of the module main body (1), the other side of the spring seat (5) is fixedly connected with one end of the buffer spring (6), and the other end of the buffer spring (6) is connected with the plastic casing ( 2) The inner wall is fixedly connected. 7. A fast recovery diode module according to claim 1, characterized in that: the bottom of the heat-conducting bottom plate (8) is bonded with heat-conducting silica gel (9), and the bottom of the heat-conducting silica gel (9) is uniformly arranged with the second A raised portion (11). 8. A fast recovery diode module according to claim 7, characterized in that: the surface of the heat conduction bottom plate (8) is welded with a second protrusion (14) for increasing the heat transfer area, and the second The raised portion (14) can be one of square, cylindrical, triangular and trapezoidal. 9. A fast recovery diode module according to claim 1, characterized in that: the connection assembly also includes an electric telescopic rod (16) and a limit block (17), and the number of the electric telescopic rod (16) There are two, and the two electric telescopic rods (16) are symmetrically arranged on one side of the heat conduction bottom plate (8) through the connecting plate, and one ends of the two electric telescopic rods (16) are fixedly connected to the surface of the connecting plate. 10. A fast recovery diode module according to claim 9, characterized in that: the limit block (17) is arc-shaped, and the output end of the electric telescopic rod (16) is in contact with the limit block (17) The outer wall of the second clamping part (15) is fixedly connected with the inner side of the second clamping part (15) with a cavity that is compatible with the first clamping part (10); The inner wall of the cavity is fixedly connected with a plurality of clamping blocks, the first clamping part (10) and the second clamping part (15) are clamped by the clamping blocks, and the arc of the limiting block (17) The inner concave surface of the shape is attached to one side of the first clamping part (10).

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