CN220755322U

CN220755322U - Heat abstractor for vehicle-mounted domain controller

Info

Publication number: CN220755322U
Application number: CN202322203800.0U
Authority: CN
Inventors: 张振操; 冷雨泉; 温静
Original assignee: Shenzhen Haijiaolan Technology Co ltd
Current assignee: Shenzhen Haijiaolan Technology Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-04-09
Anticipated expiration: 2033-08-16

Abstract

The utility model belongs to the technical field of heat dissipation of domain controllers. Especially, a heat abstractor for vehicle-mounted domain controller, which comprises a housin, shells inner wall installs heat dissipation subassembly, shells inner wall both sides are two layer boards of fixedly connected with respectively, shells inner wall both sides are fixedly connected with slide respectively, two spouts have all been seted up to the slide outer wall, shells inner wall both sides are equipped with the cardboard respectively, two the equal fixedly connected with two sliders of cardboard outer wall, a plurality of the slider respectively with spout inner wall sliding connection. According to the utility model, one side of the main board is clamped on the other clamping board, and then the pulled clamping board is slid downwards, so that the other side of the main board is clamped in the clamping board, the main board is fixed on the supporting board through the screws, at the moment, the main board is kept at a certain distance from the inner wall of the shell, and the motor drives the plurality of rotating shafts to rotate, so that the plurality of fan blades can rotate, the air flow in the shell can be accelerated through the rotation of the fan blades, and the heat dissipation efficiency and the heat dissipation effect of the domain controller can be improved.

Description

Heat abstractor for vehicle-mounted domain controller

Technical Field

The utility model relates to the technical field of heat dissipation of domain controllers, in particular to a heat dissipation device for a vehicle-mounted domain controller.

Background

The problem that the bus becomes long that the increase of ECU quantity that the production of domain controller faced in the automobile development process was sourced from, in order to control bus length, reduce ECU quantity (or keep quantity unchanged), lighten electronic component weight, reduce whole car manufacturing cost, integrate each scattered small sensor and be the single sensor that the function is stronger, divide the dispersed controller according to the functional domain, integrate into the domain controller should take turns to that the operation ability is stronger, domain controller can produce great heat in the operation process, in order to make domain controller can steady operation, generally can set up the fin structure at domain controller top, so that the quick heat dissipation of domain controller.

The traditional heat dissipation mode is that because the domain controller casing is comparatively sealed, inside heat can only dispel the heat through the fin, leads to radiating efficiency low, and the inside circuit motherboard of domain controller is when the installation simultaneously, for the stability of mainboard installation, is installed the mainboard close to shells inner wall bottom usually, leads to the radiating effect of mainboard bottom relatively poor, and for this reason, we propose a heat abstractor for vehicle-mounted domain controller.

Disclosure of Invention

The utility model provides a heat dissipation device for a vehicle-mounted domain controller, which solves the technical problems that the heat dissipation efficiency is low because the shell of the domain controller is sealed and the internal heat can only be dissipated through a heat dissipation fin, and the heat dissipation effect of the bottom of a main board is poor because the main board is usually close to the bottom of the inner wall of the shell for the stability of the installation of the main board when the circuit main board in the domain controller is installed.

The utility model provides a heat dissipation device for a vehicle-mounted domain controller, which comprises a shell, wherein a heat dissipation assembly is arranged on the inner wall of the shell, two supporting plates are fixedly connected to the two sides of the inner wall of the shell respectively, two sliding grooves are formed in the outer walls of the two sliding plates, clamping plates are respectively arranged on the two sides of the inner wall of the shell, two sliding blocks are fixedly connected to the outer walls of the two clamping plates respectively, a plurality of sliding blocks are respectively and slidably connected with the inner walls of the sliding grooves, a main board is arranged on the inner wall of the shell, the two sides of the main board are respectively inserted into the two clamping plates, and the main board is fixedly connected with the plurality of supporting plates through screws.

Preferably, the top parts of the plurality of supporting plates are fixedly connected with insulating pads, and the insulating pads are positioned between the main board and the supporting plates.

Preferably, the radiating component comprises a mounting plate, mounting plate bottom fixedly connected with bottom plate, mounting plate both ends respectively with shells inner wall sliding connection, bottom plate top fixedly connected with motor, mounting plate inner wall rotates and is connected with a plurality of pivots, is located the middle part pivot circumference outer wall fixedly connected with two gears one, is located both sides pivot circumference outer wall fixedly connected with gear two, two gear one is connected with two gear two transmission respectively through the gear chain, the motor output is connected fixedly with the pivot that is located the middle part, a plurality of the pivot is leaned on the equal fixedly connected with flabellum of interior one end.

Preferably, filter screen two is installed to casing one side, the spacing groove has been seted up respectively to casing inner wall both sides, mounting panel both sides arch respectively with spacing groove inner wall sliding connection, the inside side frame that is connected with through bolt fixedly of casing, the protruding side frame both sides are respectively with spacing groove inner wall sliding connection, side frame inner wall fixedly connected with filter screen one, side frame inside wall and bottom plate contact, the through wires hole has been seted up to side frame outer wall.

Preferably, fixed blocks are fixedly connected to two sides of the inner wall of the shell respectively, two inner walls of the fixed blocks are all connected with sliding rods in a penetrating and sliding mode, springs are sleeved on the outer walls of the circumferences of the two sliding rods, and the ends of the two sliding rods are in extrusion contact with the mounting plate respectively.

Preferably, one end of the spring is fixedly connected with the fixed block, and the other end of the spring is fixedly connected with the end part of the sliding rod.

Preferably, the top of the shell is fixedly connected with radiating fins through bolts, and two sides of the shell are symmetrically fixedly connected with two mounting feet.

The beneficial effects of the utility model are as follows:

1. through upwards pulling a cardboard, with mainboard one side card on another cardboard, then the cardboard of pulling is slided downwards for the mainboard opposite side also blocks in the cardboard, fixes the mainboard on the layer board through the screw, and mainboard and shells inner wall keep certain distance this moment, and the motor drives a plurality of pivots and rotates, thereby can make a plurality of flabellums rotate, can accelerate the inside air flow of casing through the flabellum rotation, thereby can improve the radiating efficiency and the radiating effect of domain controller.

2. Through dismantling the bolt of side frame both sides, under the elasticity effect of spring, the mounting panel drives the bottom plate and slides outside the casing this moment, and the side frame removes outside the casing simultaneously to can be convenient for change and overhaul the radiator unit under the prerequisite that does not influence the normal operating of domain controller.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of a pallet of the present utility model;

FIG. 4 is a schematic view of a partial mounting structure of the card of the present utility model;

FIG. 5 is a schematic view of a mounting block of the present utility model;

fig. 6 is a schematic view of a partial structure of fig. 2 according to the present utility model.

In the figure: 1. a housing; 2. a heat sink; 3. a mounting foot; 4. a side frame; 5. a first filter screen; 6. a second filter screen; 7. a supporting plate; 8. an insulating pad; 9. a slide plate; 10. a chute; 11. a slide block; 12. a clamping plate; 13. a fixed block; 14. a slide bar; 15. a spring; 16. a mounting plate; 17. a bottom plate; 18. a motor; 19. a rotating shaft; 20. a first gear; 21. a second gear; 22. a threading hole; 23. a fan blade; 24. a limit groove; 25. and a main board.

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.

As shown in fig. 1, fig. 2 and fig. 4, a heat abstractor for vehicle-mounted domain controller, which comprises a housin 1, radiator unit is installed to casing 1 inner wall, casing 1 inner wall both sides are fixedly connected with two layer boards 7 respectively, casing 1 inner wall both sides are fixedly connected with slide plate 9 respectively, two spouts 10 have all been seted up to two slide plate 9 outer walls, casing 1 inner wall both sides are equipped with cardboard 12 respectively, two slider 11 of equal fixedly connected with of two cardboard 12 outer walls, a plurality of sliders 11 respectively with spout 10 inner wall sliding connection, casing 1 inner wall is equipped with mainboard 25, mainboard 25 both sides are pegged graft with two cardboard 12 inner walls respectively, mainboard 25 is connected fixedly through screw and a plurality of layer boards 7.

As shown in fig. 3, the top of the plurality of supporting plates 7 is fixedly connected with an insulating pad 8, and the insulating pad 8 is located between the main board 25 and the supporting plates 7.

As shown in fig. 6, the heat dissipation assembly includes a mounting plate 16, a bottom plate 17 is fixedly connected to the bottom of the mounting plate 16, two ends of the mounting plate 16 are respectively and slidably connected with the inner wall of the housing 1, a motor 18 is fixedly connected to the top of the bottom plate 17, a plurality of rotating shafts 19 are rotatably connected to the inner wall of the mounting plate 16, two gears 20 are fixedly connected to the outer wall of the circumference of the rotating shaft 19 at the middle part, two gears 21 are fixedly connected to the outer wall of the rotating shaft 19 at two sides, the two gears 20 are respectively and drivingly connected to the two gears 21 through a gear train, the output end of the motor 18 is fixedly connected to the rotating shaft 19 at the middle part, a plurality of rotating shafts 19 are fixedly connected with fan blades 23 at one inner end, one clamping plate 12 is pulled upwards to clamp one side of the main plate 25 on the other clamping plate 12, then the clamping plate 12 is slid downwards, so that the other side of the main plate 25 is also clamped in the clamping plate 12, the main plate 25 is fixed on the supporting plate 7 through screws, at the moment, the main plate 25 keeps a certain distance from the inner wall of the housing 1, the motor 18 drives the plurality of rotating shafts 19 to rotate, so that the fan blades 23 rotate, the fan blades 23 are capable of accelerating the air flow inside the housing 1 through the fan blades 23 rotation, so that the fan blades 23 rotate, and the heat dissipation effect of the controller can be improved.

As shown in fig. 2 and 6, a second filter screen 6 is installed on one side of the housing 1, limiting grooves 24 are respectively formed in two sides of the inner wall of the housing 1, protrusions on two sides of the mounting plate 16 are respectively connected with the inner walls of the limiting grooves 24 in a sliding manner, a side frame 4 is fixedly connected inside the housing 1 through bolts, protrusions on two sides of the side frame 4 are respectively connected with the inner walls of the limiting grooves 24 in a sliding manner, a first filter screen 5 is fixedly connected with the inner wall of the side frame 4, the inner side wall of the side frame 4 is in contact with the bottom plate 17, and threading holes 22 are formed in the outer wall of the side frame 4.

As shown in fig. 5, fixed blocks 13 are fixedly connected to two sides of the inner wall of the shell 1 respectively, sliding rods 14 are connected to the inner walls of the two fixed blocks 13 in a penetrating manner, springs 15 are sleeved on the outer walls of the circumferences of the two sliding rods 14, the ends of the two sliding rods 14 are respectively in extrusion contact with a mounting plate 16, one end of each spring 15 is fixedly connected with the fixed block 13, the other end of each spring 15 is fixedly connected with the end of each sliding rod 14, bolts on two sides of the side frame 4 are detached, under the action of elasticity of the springs 15, the mounting plate 16 drives the bottom plate 17 to slide to the outer side of the shell 1, and meanwhile the side frame 4 moves to the outer side of the shell 1, so that replacement and overhaul of a heat dissipation assembly can be conveniently carried out on the premise that normal operation of a domain controller is not affected.

As shown in fig. 1, the top of the casing 1 is fixedly connected with a cooling fin 2 through a bolt, the cooling fin 2 can facilitate the heat dissipation of the casing 1, two symmetrical structure fixing connection two mounting feet 3 are arranged on two sides of the casing 1, and the mounting feet 3 are used for mounting the casing 1.

Working principle: through upwards pulling a cardboard 12, with mainboard 25 one side card on another cardboard 12, then the cardboard 12 of downdraw is also blocked in cardboard 12 to mainboard 25 opposite side, fix mainboard 25 on layer board 7 through the screw, at this moment mainboard 25 keeps certain distance with casing 1 inner wall, motor 18 drives a plurality of pivot 19 and rotates, thereby can make a plurality of flabellums 23 rotate, can accelerate the inside air flow of casing 1 through the rotation of flabellum 23, discharge the inside temperature of casing 1 through filter screen two 6, through setting up filter screen one 5 and filter screen two 6, dust in can the air filters, avoid the dust to get into inside casing 1, through dismantling the bolt with side frame 4 both sides, under the elasticity effect of spring 15, mounting panel 16 drives bottom plate 17 outside slip to casing 1 this moment, side frame 4 moves to the casing 1 outside simultaneously, thereby can be convenient for change and overhaul the radiating component under the prerequisite that does not influence the normal operating of domain controller.

It should be noted that 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat abstractor for vehicle-mounted domain controller, includes casing (1), its characterized in that: the utility model discloses a heat radiation device, including casing (1), casing (1) inner wall both sides are two layer board (7) of fixedly connected with respectively, casing (1) inner wall both sides are fixedly connected with slide (9) respectively, two slide (10) have all been seted up to slide (9) outer wall, casing (1) inner wall both sides are equipped with cardboard (12) respectively, two equal fixedly connected with two sliders (11) of cardboard (12) outer wall, a plurality of slider (11) respectively with spout (10) inner wall sliding connection, casing (1) inner wall is equipped with mainboard (25), mainboard (25) both sides are pegged graft with two cardboard (12) inner walls respectively, mainboard (25) are fixed through screw and a plurality of layer board (7) connection.

2. The heat dissipating apparatus for an in-vehicle domain controller according to claim 1, wherein: the top of a plurality of supporting plates (7) is fixedly connected with an insulating pad (8), and the insulating pad (8) is positioned between the main board (25) and the supporting plates (7).

3. The heat dissipating apparatus for an in-vehicle domain controller according to claim 1, wherein: the heat dissipation assembly comprises a mounting plate (16), a bottom plate (17) is fixedly connected to the bottom of the mounting plate (16), two ends of the mounting plate (16) are respectively connected with the inner wall of the shell (1) in a sliding mode, a motor (18) is fixedly connected to the top of the bottom plate (17), a plurality of rotating shafts (19) are rotatably connected to the inner wall of the mounting plate (16), two first gears (20) are fixedly connected to the circumference outer wall of each rotating shaft (19) and located in the middle of the mounting plate, two second gears (21) are fixedly connected to the circumference outer wall of each rotating shaft (19) and located on two sides of the mounting plate, the first gears (20) are respectively connected with the two second gears (21) in a transmission mode through gear chains, and the output end of the motor (18) is fixedly connected with the rotating shafts (19) located in the middle of the rotating shafts (19) close to one inner end of each fan blade (23).

4. A heat sink for an in-vehicle domain controller according to claim 3, wherein: the novel filter screen comprises a shell (1), wherein a filter screen II (6) is arranged on one side of the shell (1), limit grooves (24) are respectively formed in two sides of the inner wall of the shell (1), protrusions on two sides of a mounting plate (16) are respectively connected with the inner wall of the limit grooves (24) in a sliding mode, side frames (4) are fixedly connected with the inner wall of the limit grooves (24) through bolts, protrusions on two sides of the side frames (4) are respectively connected with the inner wall of the limit grooves (24) in a sliding mode, a filter screen I (5) is fixedly connected with the inner wall of the side frames (4), inner side walls of the side frames (4) are in contact with a bottom plate (17), and threading holes (22) are formed in the outer wall of the side frames (4).

5. The heat dissipating apparatus for an in-vehicle domain controller according to claim 1, wherein: fixed blocks (13) are fixedly connected to two sides of the inner wall of the shell (1) respectively, two sliding rods (14) are connected to the inner wall of the fixed blocks (13) in a penetrating and sliding mode, springs (15) are sleeved on the outer circumferential walls of the two sliding rods (14), and the ends of the two sliding rods (14) are in extrusion contact with the mounting plate (16) respectively.

6. The heat dissipating apparatus for an in-vehicle domain controller according to claim 5, wherein: one end of the spring (15) is fixedly connected with the fixed block (13), and the other end of the spring (15) is fixedly connected with the end part of the slide rod (14).

7. The heat dissipating apparatus for an in-vehicle domain controller according to claim 1, wherein: the top of the shell (1) is fixedly connected with radiating fins (2) through bolts, and two sides of the shell (1) are symmetrically fixedly connected with two mounting feet (3).