CN213244797U

CN213244797U - Heat radiation structure of automobile controller

Info

Publication number: CN213244797U
Application number: CN202022710044.7U
Authority: CN
Inventors: 潘运辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-05-18
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a heat radiation structure of automobile controller relates to mobile unit technical field, including control circuit board, control circuit board's the outside is equipped with installation mechanism, installation mechanism includes fixed box body, activity top cap, fixed sleeve, ejector pin, extension spring, locking lever, through-hole and locking groove, the bottom and the top at control circuit board are established respectively to fixed box body and activity top cap, the bottom of fixed box body is equipped with bottom heat dissipation mechanism, bottom heat dissipation mechanism includes fixed heat-conducting plate, silicone grease piece, heat conduction stick, heat radiation fins, fresh air inlet, exhaust vent, built-in support and integral type fan. The utility model discloses, through installation mechanism's setting, the problem of the dismouting of having solved current automobile controller's heat radiation structure not being convenient for, through the setting of bottom heat dissipation mechanism, solved the current not good problem of automobile controller's heat radiation structure radiating effect.

Description

Heat radiation structure of automobile controller

Technical Field

The utility model relates to an on-vehicle equipment technical field, more specifically are heat radiation structure who relates to an automobile controller.

Background

The controller of car is the main control part of car, can produce more heat when the operation, if untimely derive this heat, will lead to the controller to move badly, and then influence the driver and drive, current automobile controller's heat radiation structure cup joints on the controller when being great, the dismouting of being not convenient for is unfavorable for follow-up operating personnel to overhaul the controller to be difficult to comprehensive dispel the heat to the controller.

In chinese utility model patent application no: CN201810280865.6 discloses a heat dissipation structure of an electric vehicle controller and graphene slurry used in the same, which includes an upper cover and a lower cover, wherein the upper cover and the lower cover are both coated with a layer of graphene slurry as a graphene heat dissipation layer, a controller is disposed above a second positioning column, a second positioning column is inserted from bottom to top through the controller and is fixed by a nut, and a first positioning column is inserted from top to bottom through the controller. This electric automobile controller's heat radiation structure and graphite alkene thick liquids that uses thereof, the dismouting is comparatively troublesome, has brought the trouble for follow-up operating personnel dismantles the detection to the device is difficult to comprehensive dispels the heat to the controller, and the radiating effect is not good.

Therefore, it is necessary to provide a heat dissipation structure of a vehicle controller to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: in order to solve the problem that the current heat radiation structure of automobile controller is not convenient for the dismouting, the radiating effect is not good, the utility model provides a heat radiation structure of automobile controller.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a heat radiation structure of automobile controller, includes control circuit board, control circuit board's the outside is equipped with installation mechanism, installation mechanism includes fixed box body, activity top cap, fixed sleeve, ejector pin, extension spring, locking lever, through-hole and locking groove, fixed box body and activity top cap are established respectively at control circuit board's bottom and top, the bottom of fixed box body is equipped with bottom heat dissipation mechanism, bottom heat dissipation mechanism includes fixed heat-conducting plate, silicone grease piece, heat-conducting rod, heat radiation fins, fresh air inlet, exhaust vent, built-in support and integral type fan, fixed heat-conducting plate passes through heat-conducting rod fixed connection in the bottom of fixed box body, the integral type fan passes through built-in support fixed connection in the bottom of fixed box body, the inside of activity top cap is equipped with marginal heat dissipation mechanism, marginal heat dissipation mechanism includes back shape, The heat-conducting strip comprises a clip-shaped heat-conducting strip, a heat-conducting rod and top fins, wherein the clip-shaped heat-conducting strip is fixedly connected with the top fins through the heat-conducting rod.

Furthermore, the bottom of the fixed box body is provided with four fixed holes, and the outer sides of the tops of the fixed holes are fixedly connected with the stress rings.

Further, the both sides at activity top cap are all seted up to through-hole and locking groove, the through-hole distributes with locking groove vertical.

Further, fixed sleeve fixed connection is in the both sides of fixed box body, ejector pin sliding connection is in fixed sleeve's inside.

Furthermore, the extension spring is fixedly connected between the bottom of the ejector rod and the bottom of the inner cavity of the fixed sleeve, and the top of the ejector rod extends out of the fixed sleeve and is fixedly connected with the locking rod.

Furthermore, one end of the heat conducting rod penetrates through the fixed box body and is fixedly connected with a plurality of heat radiating fins.

Furthermore, the silicone grease piece is fixedly connected between the fixed heat conducting plate and the control circuit board.

Further, the integral type fan is located the bottom of fixed heat-conducting plate, the fresh air inlet is seted up in one side of fixed box body, the exhaust vent is seted up in the opposite side of fixed box body, exhaust vent and fresh air inlet all have a plurality ofly.

Furthermore, the heat conducting rods are multiple, and the clip-shaped heat conducting strips are fixedly connected between the clip-shaped heat conducting strips and the control circuit board.

Furthermore, the top fins are multiple and are all fixedly connected to the top of the movable top cover.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through installation mechanism's setting, operating personnel arranges movable top cap in fixed box body top, and locking lever embedding locking groove accomplishes the locking, and the installation is simple, and when dismantling, operating personnel only need extract the locking lever, makes the locking lever break away from the locking groove and can accomplish the dismantlement, has solved the problem of the dismouting of being not convenient for of current automobile controller's heat radiation structure.

2. The utility model discloses, through the setting of bottom heat dissipation mechanism, the heat transfer of silicone grease piece at control circuit board middle part to fixed heat-conducting plate, fixed heat-conducting plate passes through heat conduction stick and heat radiation fins with heat transfer to fixed box body outside afterwards, and the integral type fan is built-in, has avoided the integral type fan to damage, has solved the not good problem of current automobile controller's heat radiation structure radiating effect.

3. The utility model discloses, through the setting of marginal heat dissipation mechanism, return shape heat conduction strip and transmit control circuit board top heat all around to activity top cap and derive the heat via top fin through returning shape conducting strip and conducting rod, avoid control circuit board long-pending heat all around, further improved the heat-sinking capability of device.

Drawings

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

fig. 2 is a schematic front view of the control circuit board structure of the present invention;

FIG. 3 is an internal view of the fixed box structure of the present invention;

FIG. 4 is a schematic side view of the movable top cover structure of the present invention;

fig. 5 is a schematic cross-sectional view of the fixing sleeve structure of the present invention.

Reference numerals: 1. a control circuit board; 2. an installation mechanism; 21. fixing the box body; 22. a fixing hole; 23. stress rings; 24. a movable top cover; 25. fixing the sleeve; 26. a top rod; 27. an extension spring; 28. a locking lever; 29. a through hole; 210. a locking groove; 3. a bottom heat dissipation mechanism; 31. fixing the heat conducting plate; 32. a silicone sheet; 33. a heat conducting rod; 34. heat dissipation fins; 35. an air inlet hole; 36. an air outlet; 37. a built-in bracket; 38. an integral fan; 4. an edge heat dissipation mechanism; 41. a clip-shaped heat-conducting fin; 42. a clip-shaped heat conducting strip; 43. a heat conducting rod; 44. a top fin.

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.

Example 1

Referring to fig. 1-5, a heat dissipation structure of a vehicle controller comprises a control circuit board 1, an installation mechanism 2 is disposed outside the control circuit board 1, the installation mechanism 2 comprises a fixed box 21, a movable top cover 24, a fixed sleeve 25, a push rod 26, an extension spring 27, a locking rod 28, a through hole 29 and a locking groove 210, the fixed box 21 and the movable top cover 24 are respectively disposed at the bottom and the top of the control circuit board 1, a bottom heat dissipation mechanism 3 is disposed at the bottom of the fixed box 21, the bottom heat dissipation mechanism 3 comprises a fixed heat conduction plate 31, a silicone grease sheet 32, a heat conduction rod 33, a heat dissipation fin 34, an air inlet 35, an air outlet 36, a built-in bracket 37 and an integrated fan 38, the fixed heat conduction plate 31 is fixedly connected to the bottom of the fixed box 21 through the heat conduction rod 33, the integrated fan 38 is fixedly connected to the bottom of the fixed box 21 through the, the edge heat dissipation mechanism 4 includes a rectangular-shaped heat conduction sheet 41, a rectangular-shaped heat conduction strip 42, a heat conduction rod 43, and a top fin 44, wherein the rectangular-shaped heat conduction sheet 41 is fixedly connected with the top fin 44 through the heat conduction rod 43.

In this embodiment, through the setting of installation mechanism 2, can make fixed box body 21 and the quick outside of installing at control circuit board 1 of activity top cap 24, also made things convenient for follow-up operating personnel to dismantle and overhaul, the dismouting efficiency of device has been improved, through the setting of bottom heat dissipation mechanism 3, adopt forced air cooling and external passive radiating form, the radiating effect of device has been improved, also avoid the part external and receive the damage, through the setting of marginal heat dissipation mechanism 4, can be timely with the heat removal at control circuit board 1 edge, avoid control circuit board 1 edge heat accumulation, the heat-sinking capability of device has further been improved.

Example 2

Referring to fig. 1-3, the present embodiment is further optimized based on embodiment 1, specifically, the bottom of the fixing box 21 is provided with four fixing holes 22, and the top outer sides of the fixing holes 22 are fixedly connected to the stress ring 23.

Specifically, the through hole 29 and the locking groove 210 are both opened at both sides of the movable top cover 24, and the through hole 29 and the locking groove 210 are vertically distributed.

Specifically, the fixing sleeve 25 is fixedly connected to both sides of the fixing box 21, and the push rod 26 is slidably connected inside the fixing sleeve 25.

Specifically, the extension spring 27 is fixedly connected between the bottom of the push rod 26 and the bottom of the inner cavity of the fixed sleeve 25, and the top of the push rod 26 extends out of the fixed sleeve 25 and is fixedly connected with the locking rod 28.

In this embodiment, when using, operating personnel places fixed box body 21 in control circuit board 1 bottom to use fastening screw to pass fixed hole 22 and fix fixed box body 21 on the automobile body, and operating personnel places movable top cap 24 in fixed box body 21 top afterwards, and takes out locking lever 28, thereby locking lever 28 passes through and rotates ninety degrees behind the through-hole 29 and makes locking lever 28 imbed locking groove 210 and accomplish the locking, and the installation is simple, and when dismantling, operating personnel only need extract locking lever 28, makes locking lever 28 break away from locking groove 210 and can accomplish the dismantlement.

Example 3

Referring to fig. 1, 4 and 5, the present embodiment is optimized based on the

embodiment

1 or 2, specifically, one end of the heat conducting rod 33 passes through the fixed box 21 and is fixedly connected to the heat dissipating fins 34, and there are a plurality of heat dissipating fins 34.

Specifically, the silicone grease sheet 32 is fixedly connected between the fixed heat conducting plate 31 and the control circuit board 1.

Specifically, the integrated fan 38 is located at the bottom of the fixed heat conducting plate 31, the air inlet 35 is formed in one side of the fixed box body 21, the air outlet 36 is formed in the other side of the fixed box body 21, and the air outlet 36 and the air inlet 35 are multiple.

Specifically, the heat conduction rod 43 has a plurality of heat conduction bars 42, and the clip-shaped heat conduction bar is fixedly connected between the clip-shaped heat conduction plate 41 and the control circuit board 1.

Specifically, there are a plurality of top fins 44, and the plurality of top fins 44 are all fixedly connected to the top of the movable top cover 24.

In this embodiment, when the control circuit board 1 works, heat is generated, the silicone grease sheet 32 transfers the heat in the middle of the control circuit board 1 to the fixed heat conducting plate 31, then the fixed heat conducting plate 31 transfers the heat to the outside of the fixed box body 21 through the heat conducting rod 33 and the heat radiating fins 34, and meanwhile, the integrated fan 38 rotates to drive the air flow of the air inlet 35 pointing to the air outlet 36, thereby further accelerating the heat dissipation efficiency.

In summary, the following steps: the utility model discloses, through the setting of installation mechanism 2, operating personnel places movable top cap 24 in fixed box body 21 top, locking lever 28 imbeds locking groove 210 and accomplishes the locking, the installation is simple, when dismantling, operating personnel only need extract locking lever 28, make locking lever 28 break away from locking groove 210 and accomplish the dismantlement, through the setting of bottom heat dissipation mechanism 3, the silicone grease piece 32 transmits the heat in the middle part of control circuit board 1 to fixed heat-conducting plate 31, then fixed heat-conducting plate 31 transmits the heat to the outside of fixed box body 21 through heat conduction stick 33 and heat radiation fin 34, integral type fan 38 is built-in, avoid integral type fan 38 to damage, through the setting of marginal heat dissipation mechanism 4, the heat around the top of control circuit board 1 is transmitted to movable top cap 24 through circle shape heat conduction piece 41 and heat conduction pole 43 and is derived the heat through top fin 44 to avoid the long-pending heat around control circuit board 1, further improving the heat dissipation capability of the device.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a heat radiation structure of automobile controller, includes, its characterized in that: the heat dissipation device comprises a control circuit board (1), wherein an installation mechanism (2) is arranged on the outer side of the control circuit board (1), the installation mechanism (2) comprises a fixed box body (21), a movable top cover (24), a fixed sleeve (25), a push rod (26), an extension spring (27), a locking rod (28), a through hole (29) and a locking groove (210), the fixed box body (21) and the movable top cover (24) are respectively arranged at the bottom and the top of the control circuit board (1), a bottom heat dissipation mechanism (3) is arranged at the bottom of the fixed box body (21), the bottom heat dissipation mechanism (3) comprises a fixed heat conduction plate (31), a silicone sheet (32), a heat conduction rod (33), heat dissipation fins (34), an air inlet hole (35), an air outlet hole (36), an internal support (37) and an integrated fan (38), the fixed heat conduction plate (31) is fixedly connected to the bottom of the fixed, the integrated fan (38) is fixedly connected to the bottom of the fixed box body (21) through the built-in support (37), the edge heat dissipation mechanism (4) is arranged inside the movable top cover (24), the edge heat dissipation mechanism (4) comprises a clip-shaped heat conducting fin (41), a clip-shaped heat conducting strip (42), a heat conducting rod (43) and top fins (44), and the clip-shaped heat conducting fin (41) is fixedly connected with the top fins (44) through the heat conducting rod (43).

2. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the bottom of fixed box body (21) is equipped with fixed orifices (22), fixed orifices (22) have four, the top outside fixed connection of fixed orifices (22) is in stress circle (23).

3. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: through-hole (29) and locking groove (210) all set up in the both sides of activity top cap (24), through-hole (29) and locking groove (210) vertical distribution.

4. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the fixed sleeve (25) is fixedly connected to the two sides of the fixed box body (21), and the ejector rod (26) is connected to the inside of the fixed sleeve (25) in a sliding mode.

5. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the extension spring (27) is fixedly connected between the bottom of the ejector rod (26) and the bottom of the inner cavity of the fixed sleeve (25), and the top of the ejector rod (26) extends out of the fixed sleeve (25) and is fixedly connected with the locking rod (28).

6. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: one end of the heat conducting rod (33) penetrates through the fixed box body (21) and is fixedly connected with a plurality of radiating fins (34), and the number of the radiating fins (34) is multiple.

7. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the silicone grease sheet (32) is fixedly connected between the fixed heat conducting plate (31) and the control circuit board (1).

8. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: integral type fan (38) are located the bottom of fixed heat-conducting plate (31), one side at fixed box body (21) is seted up in fresh air inlet (35), the opposite side at fixed box body (21) is seted up in fresh air outlet (36), fresh air outlet (36) and fresh air inlet (35) all have a plurality ofly.

9. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the number of the heat conducting rods (43) is multiple, and the clip-shaped heat conducting strips (42) are fixedly connected between the clip-shaped heat conducting strips (41) and the control circuit board (1).

10. The heat dissipation structure of an automobile controller according to claim 1, characterized in that: the number of the top fins (44) is multiple, and the top fins (44) are fixedly connected to the top of the movable top cover (24).