CN219087661U

CN219087661U - Heat dissipation device

Info

Publication number: CN219087661U
Application number: CN202223286358.4U
Authority: CN
Inventors: 刘油松; 陈健华
Original assignee: Shanghai Auto Union World Information Technology Co ltd
Current assignee: Shanghai Auto Union World Information Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-26
Anticipated expiration: 2032-12-07

Abstract

The utility model provides a heat dissipating device, which relates to the technical field of heat dissipating equipment, and aims to optimize the heat dissipating device to a certain extent and improve the accurate positioning and quick connection between a fan and a control substrate. The utility model provides a heat dissipating device, which comprises a shell, a fan mechanism and a control main board; the fan mechanism and the control main board are arranged in the shell, the fan mechanism comprises a fan main body and a protective shell, the fan main body is arranged in the protective shell, the protective shell is connected with a plug-in component, the control main board is provided with a connecting base, one end of the connecting base is connected with a circuit of the control main board, and the plug-in component is plugged with one end of the connecting base, which is far away from the control main board, so that the fan mechanism is connected with the control main board.

Description

Heat dissipation device

Technical Field

The utility model relates to the technical field of heat dissipation equipment, in particular to a heat dissipation device.

Background

The power consumption of the existing intelligent cabin controller product is large, and a fan is assembled in the product for the purpose of radiating heat of the product. Existing fans are connected to a circuit board by wiring harnesses to provide power and signals to the fans. The wire harness end connector is inserted with a connector on the circuit board to communicate the fan with the circuit board.

But this kind of mode not only makes pencil length longer, needs to fix the pencil after the assembly, still need carry out the connection of pencil after installing the fan moreover, has increased the staff's work burden.

Accordingly, there is an urgent need to provide a heat dissipating device to solve the problems of the prior art to some extent.

Disclosure of Invention

The utility model aims to provide a heat dissipating device, which is optimized to a certain extent and improves the accurate positioning and quick connection between a fan and a control substrate.

The utility model provides a heat dissipating device, which comprises a shell component, a fan mechanism and a control main board; the fan mechanism with the control mainboard all set up in the casing subassembly, the fan mechanism includes fan main part and protective housing, the fan main part set up in the protective housing, be connected with the grafting component on the protective housing, be equipped with connection base on the control mainboard, connection base's one end with control mainboard circuit connection, the grafting component with connection base keeps away from control mainboard's one end and peg graft mutually, so that the fan mechanism with control mainboard is connected.

The plug-in component comprises a plurality of plug-in holes which are arranged at intervals along the thickness direction of the fan main body, and the connecting base is provided with a pin corresponding to the plug-in holes, and the pin is plugged with the plug-in holes.

Specifically, the contact pin comprises a guide section and a positioning section, one end of the positioning section is connected with the connecting base, and the guide section is positioned at one end of the positioning section away from the connecting base; the guide section is of a funnel-shaped structure, the diameter of the guide section is smaller than that of the positioning section, and the shape of the plug hole is matched with that of the contact pin.

The control main board is provided with an avoidance part, the shape of the avoidance part is the same as the shape of the cross section of the protective shell, and the area of the avoidance part is not smaller than the area of the cross section of the protective shell.

Specifically, a first error-proofing part is formed on a first side or a second side of the avoidance part, and a first matching part is formed at a position of the protective shell corresponding to the first error-proofing part.

Further, the first error proofing portion is an avoidance hole, the first matching portion is a matching protrusion, and the matching protrusion is formed on the outer wall surface of the protective shell along the vertical direction.

Wherein, be formed with a plurality of stabilizer blades on the protective housing, a plurality of the stabilizer blade is located the bottom of protective housing.

Specifically, the casing subassembly includes center and bottom plate, the bottom plate closing cap in one side of center, fan mechanism with the bottom plate is connected, the bottom plate corresponds the position of stabilizer blade is formed with the constant head tank, the stabilizer blade can insert in the constant head tank.

Further, an air inlet hole is formed in the middle frame at a position corresponding to the fan mechanism.

Further, the shell assembly further comprises a top cover, the top cover is arranged opposite to the bottom plate, and the top cover covers one side, far away from the bottom plate, of the middle frame to form a mounting cavity.

Compared with the prior art, the heat dissipation device provided by the utility model has the following advantages:

the utility model provides a heat dissipating device, which comprises a shell component, a fan mechanism and a control main board; the fan mechanism and the control main board are arranged in the shell assembly, the fan mechanism comprises a fan main body and a protective shell, the fan main body is arranged in the protective shell, a plug-in component is connected to the protective shell, a connecting base is arranged on the control main board, one end of the connecting base is connected with a circuit of the control main board, and the plug-in component is plugged with one end, far away from the control main board, of the connecting base, so that the fan mechanism is connected with the control main board.

From this analysis shows that can provide stable bearing space for fan mechanism and control mainboard through the casing subassembly, and through the connection base that sets up on the control mainboard, and connection base and control mainboard circuit connection to the grafting component is connected to the corresponding position on the protective housing, thereby can realize signal and power connection between fan mechanism and the control mainboard through grafting of grafting component and connection base.

It can be understood that in this application, the circuit connection between grafting component and the fan main part to when the fan main part needs to be opened, control mainboard switch-on power-on circuit, electric current are transmitted to the grafting component through connecting base, and finally are the fan main part circular telegram, in order to realize the opening of fan main part, begin to cool down the control mainboard.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic connection diagram of a control motherboard and a fan mechanism in a heat dissipating device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a fan mechanism in a heat dissipating device according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a control motherboard in the heat dissipating device according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of an overall structure of a heat dissipating device according to an embodiment of the present utility model.

In the figure: 1-a control main board; 101-connecting a base; 102-inserting pins; 1021-a guide section; 1022-positioning section; 103-avoiding part; 2-a fan body; 3-a protective shell; 301 a plug-in component; 302-supporting legs; 4-a bottom plate; 5-a middle frame; 501-an air inlet hole.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to be within the scope of the present application.

In the description of the embodiments of the present application, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "coupled" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As used herein, the term "and/or" includes any one of the listed items of interest and any combination of any two or more.

For ease of description, spatially relative terms such as "above … …," "upper," "below … …," and "lower" may be used herein to describe one element's relationship to another element as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. Singular forms also are intended to include plural forms unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" are intended to specify the presence of stated features, integers, operations, elements, and/or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, and/or groups thereof.

Variations from the shapes of the illustrations as a result, of manufacturing techniques and/or tolerances, are to be expected. Accordingly, the examples described herein are not limited to the particular shapes shown in the drawings, but include changes in shapes that occur during manufacture.

The features of the examples described herein may be combined in various ways that will be apparent after an understanding of the disclosure of the present application. Further, while the examples described herein have a variety of configurations, other configurations are possible as will be apparent after an understanding of the present disclosure. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.

As shown in fig. 1-3, the present utility model provides a heat dissipating device, which includes a housing assembly, a fan mechanism, and a control motherboard 1; the fan mechanism and the control main board 1 are both arranged in the shell assembly, the fan mechanism comprises a fan main body 2 and a protective shell 3, the fan main body 2 is arranged in the protective shell 3, the protective shell 3 is connected with a plug-in component 301, the control main board 1 is provided with a connecting base 101, one end of the connecting base 101 is connected with the control main board 1 in a circuit manner, and one end, far away from the control main board 1, of the connecting base 101 is plugged in the plug-in component 301, so that the fan mechanism is connected with the control main board 1.

the heat dissipating device provided by the utility model can provide stable bearing space for the fan mechanism and the control main board 1 through the shell assembly, and the connection base 101 is arranged on the control main board 1, and the connection base 101 is connected with the control main board 1 through a circuit, and the plug-in component 301 is connected with the corresponding position on the protective shell 3, so that the signal and power connection between the fan mechanism and the control main board 1 can be realized through the plug-in connection of the plug-in component 301 and the connection base 101.

It can be understood that, in the present application, the connection between the plug member 301 and the fan main body 2 is made by a circuit, so that when the fan main body 2 needs to be turned on, the control main board 1 is turned on, and current is transmitted to the plug member 301 through the connection base 101 and finally the fan main body 2 is electrified, so as to realize the opening of the fan main body 2, and start to cool the control main board 1.

It is to be added that here needs to be explained, still can set up temperature sensor on the control mainboard 1 in this application, when temperature sensor detects control mainboard 1 temperature and surpasss the setting value, then steerable fan main part 2 opens to realize cooling to the heat dissipation of control mainboard 1, when temperature sensor detects that temperature is less than the setting value, then close fan main part 2, in order to realize the accurate accuse temperature to control mainboard 1, improve the stability of equipment operation.

Alternatively, as shown in fig. 1 to 3, the plugging member 301 in the present application includes a plurality of plugging holes spaced apart in the thickness direction of the fan main body 2, and the connection base 101 is formed with pins 102 corresponding to the plugging holes, and the pins 102 are plugged into the plugging holes.

The thickness direction of the fan main body 2 is the flowing direction of air flow under the action of the fan main body 2, and the plug holes arranged at intervals along the thickness direction of the fan main body 2 can occupy smaller space.

It can be appreciated that the depth direction of the plurality of jack holes in the present application extends along the vertical direction, and the depth and the diameter of the plurality of jack holes are the same, and accordingly, the sizes of the contact pin 102 and the jack holes are adapted, so as to realize stable plug connection of the contact pin 102 and the jack holes and transmission of electric power and signals.

Preferably, as shown in fig. 3, the pin 102 in the present application includes a guiding section 1021 and a positioning section 1022, one end of the positioning section 1022 is connected to the connection base 101, and the guiding section 1021 is located at an end of the positioning section 1022 away from the connection base 101; the guiding section 1021 is of a funnel-shaped structure, the diameter of the guiding section 1021 is smaller than that of the positioning section 1022, and the shape of the inserting hole is matched with that of the inserting needle 102.

In order to ensure that the contact pin 102 can be aligned with the insertion hole smoothly and inserted into the insertion hole, the diameter of the guide section 1021 is gradually increased from one end far away from the positioning section 1022 to one end close to the positioning section 1022, so that the guide section 1021 is of a funnel-shaped structure, and then the guide section 1021 with a small diameter can enter the insertion hole firstly in the process of being in butt joint with the insertion hole, so that the guide effect on the whole contact pin 102 is realized. Then, with the continuous downward movement of the plugging member 301, the positioning section 1022 is matched with the plugging hole, so as to realize stable plugging between the pin 102 and the plugging hole and internal signal and power transmission.

It can be understood that the internal shape of the insertion hole in the present application is matched with the shape of the pin 102, that is, the insertion hole is also provided with a structure capable of being tightly matched with the guiding section 1021 and the positioning section 1022, so as to achieve tight insertion of the two.

In order to save space, as shown in fig. 1 and fig. 3, the control motherboard 1 in the present application is formed with an avoidance portion 103, the shape of the avoidance portion 103 is the same as the cross-sectional shape of the protective case 3, and the area of the avoidance portion 103 is not smaller than the area of the cross-section of the protective case 3.

Dodging portion 103 in this application is located the edge of control mainboard 1 to make fan mechanism can be better laminate mutually with control mainboard 1, and make the air-out position can be more close control mainboard 1, in order to improve the radiating effect to the heat source such as chip on the control mainboard 1.

As shown in fig. 1, when the fan mechanism is connected with the control motherboard 1, the fan mechanism in the present application can have a part lower than the horizontal plane where the control motherboard 1 is located through the avoiding part 103, and when actually assembled, the part is connected with the bottom board 4, so that a certain setting interval exists between the control motherboard 1 and the bottom board 4, and further the heat dissipation effect of the control motherboard 1 towards one side of the bottom board 4 can be improved to a certain extent.

Preferably, in order to avoid an error in the connection direction between the fan mechanism and the control motherboard 1, a first error preventing portion is formed on a first side or a second side of the avoiding portion 103 in the present application, and a first matching portion is formed at a position of the protective housing 3 corresponding to the first error preventing portion.

Since the relief portion 103 is formed at the edge of the control main board 1, the relief portion 103 has only three sides where the first error preventing portion can be provided in practice, and the first side and the second side referred to in this application are two sides which are relatively parallel as shown in fig. 3.

Through the first mistake proofing portion that forms on first limit or second limit to the position that corresponds first mistake proofing portion forms first cooperation portion on the protective housing 3, thereby can realize the accuracy of direction of connection between fan mechanism and the control mainboard 1 through the cooperation of first cooperation portion and first mistake proofing portion, and then avoid the direction of the air inlet end and the air-out end of fan main body 2 to take place wrong problem.

Further preferably, the first mistake proofing portion in this application is dodging the hole, and first cooperation portion is protruding for the cooperation, and the cooperation is protruding along vertical direction to form on the outer wall surface of protective housing 3, and the cooperation in this application is protruding for protruding in a protruding structure of protective housing 3 outer wall surface along vertical direction promptly, can realize on the one hand that fan mechanism and control between mainboard 1 are accurate to be fixed a position, on the other hand, also can lead fan mechanism's the downmovement, makes grafting component 301 can with the more accurate counterpoint grafting of connection base 101.

Optionally, as shown in fig. 2, a plurality of legs 302 are formed on the protective case 3 in the present application, and the plurality of legs 302 are located at the bottom of the protective case 3.

The plurality of support legs 302 can be more stable when contacting with the bottom plate 4, so that the problem that the integral fan mechanism shakes due to the rotation of the blades of the fan main body 2 is avoided.

Optionally, as shown in fig. 4, the housing assembly in the present application includes a middle frame 5 and a bottom plate 4, where the bottom plate 4 is covered on one side of the middle frame 5, the fan mechanism is connected with the bottom plate 4, and a positioning groove is formed at a position of the bottom plate 4 corresponding to the support leg 302, and the support leg 302 can be inserted into the positioning groove.

The stability of the connection between the fan mechanism and the base plate 4 can be further improved by the positioning grooves formed on the base plate 4 corresponding to the positions of the supporting legs 302.

It will be appreciated that the housing assembly in the present application further comprises a top cover, which is disposed opposite to the bottom plate 4, and is capped on one side of the middle frame 5 away from the bottom plate 4, so as to form a mounting cavity, thereby improving the operation stability of the control motherboard 1 and the fan mechanism.

It should be noted that, because the fan mechanism is located in the housing assembly in the present application, the air inlet 501 formed at the position corresponding to the fan mechanism on the middle frame 5 can enable external air to enter the mounting cavity through the air inlet 501, and the air is blown to the control motherboard 1 by the fan mechanism, thereby dissipating heat from the control motherboard 1.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The heat dissipating double-fuselage, characterized by that, include shell assembly, fan mechanism and control motherboard;

the fan mechanism with the control mainboard all set up in the casing subassembly, the fan mechanism includes fan main part and protective housing, the fan main part set up in the protective housing, be connected with the grafting component on the protective housing, be equipped with connection base on the control mainboard, connection base's one end with control mainboard circuit connection, the grafting component with connection base keeps away from control mainboard's one end and peg graft mutually, so that the fan mechanism with control mainboard is connected.

2. The heat dissipating device of claim 1, wherein the plugging member comprises a plurality of plugging holes spaced apart in a thickness direction of the fan body, and pins corresponding to the plugging holes are formed on the connection base, the pins being plugged with the plugging holes.

3. The heat dissipating device of claim 2, wherein the pin comprises a guide section and a positioning section, one end of the positioning section being connected to the connection base, the guide section being located at an end of the positioning section remote from the connection base;

the guide section is of a funnel-shaped structure, the diameter of the guide section is smaller than that of the positioning section, and the shape of the plug hole is matched with that of the contact pin.

4. The heat dissipating device according to claim 1, wherein the control main board is formed with an escape portion having the same shape as the cross-sectional shape of the protective case, and an area of the escape portion is not smaller than an area of the cross-section of the protective case.

5. The heat dissipating device of claim 4, wherein a first error preventing portion is formed on the first side or the second side of the avoiding portion, and a first engaging portion is formed at a position of the protective case corresponding to the first error preventing portion.

6. The heat dissipating device of claim 5, wherein the first error proofing portion is an avoidance hole, the first mating portion is a mating protrusion, and the mating protrusion is formed on an outer wall surface of the protective case in a vertical direction.

7. The heat dissipating device of claim 1, wherein said protective shell has a plurality of legs formed thereon, a plurality of said legs being located at a bottom of said protective shell.

8. The heat dissipating device of claim 7, wherein said housing assembly comprises a center frame and a bottom plate, said bottom plate is covered on one side of said center frame, said fan mechanism is connected to said bottom plate, positioning grooves are formed in said bottom plate corresponding to said legs, and said legs can be inserted into said positioning grooves.

9. The heat dissipating device of claim 8, wherein the center frame has an air inlet formed therein at a position corresponding to the fan mechanism.

10. The heat sink of claim 8, wherein the housing assembly further comprises a top cover disposed opposite the base plate and covering a side of the center frame remote from the base plate to form a mounting cavity.