CN214757606U

CN214757606U - Miniature electronic circuit device

Info

Publication number: CN214757606U
Application number: CN202121076496.2U
Authority: CN
Inventors: 黄梅春
Original assignee: Guangxi Normal University for Nationalities
Current assignee: Guangxi Normal University for Nationalities
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-11-16
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a miniature electronic circuit device, including electronic circuit board, electronic circuit board's upper surface is provided with a plurality of circuit element, and electronic circuit board's upper surface has the convex heat dissipation frame of a plurality of corresponding with a plurality of circuit element through fixing bolt fixed mounting, and the surface of the convex heat dissipation frame of a plurality of is provided with the cooling box, and the inside of cooling box is provided with coolant, and the installing port with convex heat dissipation frame looks adaptation is seted up to the lower surface of cooling box. This miniature electronic circuit device through setting up convex heat dissipation frame and cooling box, makes the device in the in-process that uses, can dispel the heat rapidly to circuit element, simultaneously through setting up the conducting strip, has increased the area of contact of convex heat dissipation frame and hot-air to thermal scattering and disappearing has been accelerated, and through setting up the fin, and set up a plurality of heat transfer fin on the surface of fin, increased the area of contact of convex heat dissipation frame and coolant, thereby improved the radiating efficiency.

Description

Miniature electronic circuit device

Technical Field

The utility model relates to an electronic circuit device technical field specifically is a miniature electronic circuit device.

Background

The electronic circuit can display the connection control relation in the complex electronic product in the simplest and most intuitive form, so that the installation, debugging and maintenance personnel of the electronic product can understand the internal structure and the working principle of the whole electronic product in a short time.

In the actual operation process of the electronic circuit, a large amount of heat can be generated by each circuit element inside the electronic circuit, and the gaps among the circuit elements in the miniature electronic circuit are small or have no gaps, so that the heat generated by the circuit elements inside the miniature electronic circuit is difficult to be quickly dissipated through the cooling fan arranged on the miniature electronic circuit, and the service life of the circuit elements is influenced.

Therefore, we propose a miniature electronic circuit device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a miniature electronic circuit device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a miniature electronic circuit device, including electronic circuit board, electronic circuit board's upper surface is provided with a plurality of circuit component, electronic circuit board's upper surface has the convex heat dissipation frame of a plurality of corresponding with a plurality of circuit component through fixing bolt fixed mounting, the surface of the convex heat dissipation frame of a plurality of is provided with the cooling box, the inside of cooling box is provided with coolant, the installing port with convex heat dissipation frame looks adaptation is seted up to the lower surface of cooling box, the inner wall of installing port and the fixed surface of convex heat dissipation frame are connected, the back fixed mounting of cooling box has the motor, the output of motor extends to the inside of cooling box and fixed mounting has the rotation post, electronic circuit board's upper surface fixed mounting has ventilation screen frame and dust containing box respectively.

Preferably, a plurality of heat exchange fins are fixedly mounted on the outer surface of the circular arc-shaped heat dissipation frame, the plurality of heat exchange fins are arranged on the outer surface of the circular arc-shaped heat dissipation frame at equal intervals, and a plurality of heat exchange fins are fixedly mounted on the surfaces of the plurality of heat exchange fins.

Preferably, a plurality of heat-conducting fins are fixedly mounted on the inner annular surface of the circular arc-shaped heat dissipation frame, and the plurality of heat-conducting fins are circumferentially arranged on the inner annular surface of the circular arc-shaped heat dissipation frame in an array manner.

Preferably, the end of the rotating column far away from the motor is rotatably connected with the inner wall of the ventilation screen frame, and the surface of the rotating column is fixedly provided with a stirring blade.

Preferably, the inner wall of the circular arc-shaped heat dissipation frame is rotatably connected with a rotating shaft through a supporting rod, one end of the rotating shaft is rotatably connected with the inner wall of the ventilation screen frame, an impeller is fixedly mounted on the surface of the rotating shaft, and a first gear and a second gear are fixedly mounted on the surfaces of the rotating column and the rotating shaft respectively.

Preferably, the first gear and the second gear are in mesh with each other.

Advantageous effects

The utility model provides a miniature electronic circuit device possesses following beneficial effect:

1. this miniature electronic circuit device through setting up convex heat dissipation frame and cooling box, makes the device in the in-process that uses, can dispel the heat rapidly to circuit element, simultaneously through setting up the conducting strip, has increased the area of contact of convex heat dissipation frame and hot-air to thermal scattering and disappearing has been accelerated, and through setting up the fin, and set up a plurality of heat transfer fin on the surface of fin, increased the area of contact of convex heat dissipation frame and coolant, thereby improved the radiating efficiency.

2. This miniature electronic circuit device, through setting up motor, rotation post, stirring vane, axis of rotation, impeller, first gear and second gear, when the motor rotates, the rotation of motor can drive the coolant flow in the cooling box through stirring vane on the one hand, has further improved the radiating efficiency, and the rotation of on the other hand motor can drive the impeller through first gear and second gear and rotate to the realization blows off the mesh of unnecessary heat in the convex heat dissipation frame.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is the utility model discloses cut open the structure schematic diagram behind convex heat dissipation frame.

In the figure: the heat exchanger comprises an electronic circuit board 1, circuit elements 2, a circular arc-shaped heat dissipation frame 3, a cooling box 4, a motor 5, a rotating column 6, a protective screen 7, a dust storage box 8, heat exchange fins 9, heat exchange fins 10, heat conduction fins 11, stirring blades 12, a rotating shaft 13, an impeller 14, a first gear 15 and a second gear 16.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a miniature electronic circuit device, includes electronic circuit board 1, the upper surface of electronic circuit board 1 is provided with a plurality of circuit component 2, the upper surface of electronic circuit board 1 has a plurality of circular arc heat dissipation frame 3 corresponding with a plurality of circuit component 2 through fixing bolt fixed mounting, the outer fixed surface of circular arc heat dissipation frame 3 installs a plurality of heat exchanger fin 9, a plurality of heat exchanger fin 9 equidistance sets up the surface at circular arc heat dissipation frame 3, the equal fixed mounting in surface of a plurality of heat exchanger fin 9 has a plurality of heat transfer fin 10.

The inner annular surface of the circular arc-shaped heat dissipation frame 3 is fixedly provided with a plurality of heat conducting fins 11, and the plurality of heat conducting fins 11 are arranged on the inner annular surface of the circular arc-shaped heat dissipation frame 3 in a circumferential array manner.

The surface of the circular arc-shaped heat dissipation frame 3 is provided with a cooling box 4, cooling medium is arranged inside the cooling box 4, a mounting opening matched with the circular arc-shaped heat dissipation frame 3 is formed in the lower surface of the cooling box 4, the inner wall of the mounting opening is fixedly connected with the surface of the circular arc-shaped heat dissipation frame 3, a motor 5 is fixedly mounted on the back surface of the cooling box 4, the output end of the motor 5 extends into the inside of the cooling box 4, a rotating column 6 is fixedly mounted in the output end of the motor 5, and a ventilation net frame 7 and a dust storage box 8 are fixedly mounted on the upper surface of the electronic circuit board 1 respectively.

Through setting up convex heat dissipation frame 3 and cooling box 4, make the device can effectively dispel the heat to circuit element 2, through setting up conducting strip 11, increased with the area of contact of hot-air for thermal transmission, through setting up heat exchanger fin 9 to set up a plurality of heat transfer fin 10 on the surface of heat exchanger fin 9, increased with cooling medium's area of contact, improved the radiating efficiency.

One end of the rotating column 6, which is far away from the motor 5, is rotatably connected with the inner wall of the ventilation screen frame 7, and the surface of the rotating column 6 is fixedly provided with a stirring blade 12.

The inner wall of the circular arc-shaped heat dissipation frame 3 is rotatably connected with a rotating shaft 13 through a supporting rod, one end of the rotating shaft 13 is rotatably connected with the inner wall of the ventilation screen frame 7, an impeller 14 is fixedly installed on the surface of the rotating shaft 13, a first gear 15 and a second gear 16 are fixedly installed on the surfaces of the rotating column 6 and the rotating shaft 13 respectively, and the first gear 15 and the second gear 16 are meshed with each other.

Through setting up motor 5, rotating column 6, stirring vane 12, axis of rotation 13, impeller 14, first gear 15 and second gear 16, when motor 5 rotated, on the one hand can drive the coolant flow in cooling box 4 through stirring vane 12, further improved the radiating efficiency, and on the other hand can drive impeller 14 through first gear 15 and second gear 16 and rotate to the realization blows off the mesh of unnecessary heat in the circular arc heat dissipation frame 3.

The working principle is as follows: when the device is used, the device can effectively dissipate heat of a circuit element 2 through the arc-shaped heat dissipation frame 3 and the cooling box 4, the contact area with hot air is increased through the heat conducting fins 11, heat transmission is accelerated, the heat exchange fins 9 are arranged on the outer annular surface of the arc-shaped heat dissipation frame 3, the heat exchange fins 10 are arranged on the surfaces of the heat exchange fins 9, the contact area with a cooling medium is increased, the heat dissipation efficiency is improved, meanwhile, the motor 5 rotates, on one hand, the cooling medium in the cooling box 4 can be driven to flow through the stirring blades 12, the heat dissipation efficiency is further improved, on the other hand, the impeller 14 can be driven to rotate through the first gear 15 and the second gear 16, and therefore the purpose of blowing away redundant heat in the arc-shaped heat dissipation frame 3 is achieved.

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 miniature electronic circuit device comprising an electronic circuit board (1), characterized in that: the upper surface of the electronic circuit board (1) is provided with a plurality of circuit elements (2), the upper surface of the electronic circuit board (1) is fixedly provided with a plurality of arc-shaped heat dissipation frames (3) corresponding to the circuit elements (2) through fixing bolts, the surfaces of the arc-shaped heat dissipation frames (3) are provided with cooling boxes (4), cooling media are arranged inside the cooling boxes (4), the lower surface of the cooling boxes (4) is provided with mounting ports matched with the arc-shaped heat dissipation frames (3), the inner walls of the mounting ports are fixedly connected with the surfaces of the arc-shaped heat dissipation frames (3), the back of the cooling boxes (4) is fixedly provided with a motor (5), the output ends of the motor (5) extend to the inside of the cooling boxes (4) and are fixedly provided with a rotating column (6), and the upper surface of the electronic circuit board (1) is respectively and fixedly provided with a ventilation net frame (7) and a dust storage box (8).

2. A microelectronic circuit device, according to claim 1, wherein: the outer surface fixed mounting of convex heat dissipation frame (3) has a plurality of heat exchanger fin (9), and a plurality of heat exchanger fin (9) equidistance sets up the surface at convex heat dissipation frame (3), and the equal fixed mounting in surface of a plurality of heat exchanger fin (9) has a plurality of heat transfer fin (10).

3. A microelectronic circuit device, according to claim 1, wherein: the inner annular surface of the circular arc-shaped heat dissipation frame (3) is fixedly provided with a plurality of heat conducting fins (11), and the plurality of heat conducting fins (11) are arranged on the inner annular surface of the circular arc-shaped heat dissipation frame (3) in a circumferential array mode.

4. A microelectronic circuit device, according to claim 1, wherein: one end of the rotating column (6) far away from the motor (5) is rotatably connected with the inner wall of the ventilation screen frame (7), and the surface of the rotating column (6) is fixedly provided with a stirring blade (12).

5. A microelectronic circuit device, according to claim 1, wherein: the inner wall of the circular arc-shaped heat dissipation frame (3) is rotatably connected with a rotating shaft (13) through a supporting rod, one end of the rotating shaft (13) is rotatably connected with the inner wall of the ventilation net frame (7), an impeller (14) is fixedly mounted on the surface of the rotating shaft (13), and a first gear (15) and a second gear (16) are fixedly mounted on the surfaces of the rotating column (6) and the rotating shaft (13) respectively.

6. A microelectronic circuit device according to claim 5, wherein: the first gear (15) and the second gear (16) are meshed with each other.