CN220402207U - Heat exchange device and heat radiation equipment - Google Patents

Abstract

The application provides a heat transfer device and firing equipment relates to firing equipment field, and heat transfer device includes first heat transfer piece, second heat transfer piece and third heat transfer piece, be provided with first depressed part in the first heat transfer piece, first depressed part has first accommodation space, be provided with a plurality of separators in the first depressed part, with first accommodation space separates into a plurality of first runners, the circulation has first heat transfer medium in the first runner, the second heat transfer piece set up in on the first heat transfer piece, the third heat transfer piece with the second heat transfer piece is connected, in order to form the second runner, the circulation has second heat transfer medium in the second runner, the third heat transfer piece is used for transmitting heat after the contact with the heat source, through first heat transfer piece, first heat transfer medium the second heat transfer piece the cooperation of third heat transfer piece with the second heat transfer medium can be for the heat source is continuous cooling, and radiating efficiency is high.

Description

Heat exchange device and heat radiation equipment

Technical Field

The application relates to the field of heat dissipation equipment, in particular to a heat exchange device and heat dissipation equipment.

Background

The power electronic device is used as a core component of power electronic equipment, various losses are inevitably generated during operation, such as conduction loss, switching-off loss and the like, the device can generate heat due to various losses, if the heat generated by the device is not timely emitted to the surrounding environment, the normal operation of the device and the reliable operation of the equipment can be seriously influenced by the excessively high operation temperature.

With the progress of power electronics technology, the power level of power electronics devices is continuously improved, so that the surface heat flux density of the devices is continuously increased, and in high-power application occasions, reliable operation of equipment is often required by adding an additional radiator. The existing electronic devices mostly adopt heat pipes for heat dissipation, and because the heat pipes have heat transfer limit, when the heating value of the evaporation end exceeds the limit value, working media in the heat pipes are completely evaporated, so that the heat pipes are interrupted in the circulation process to lose efficacy, and the continuous heat dissipation of the electronic devices is affected.

Disclosure of Invention

In order to overcome the defects in the prior art, the application provides a heat exchange device and heat dissipation equipment.

In a first aspect, the present application provides a heat exchange device comprising: the heat exchange device comprises a first heat exchange piece, a second heat exchange piece and a third heat exchange piece, wherein a first concave part is arranged in the first heat exchange piece, a first accommodating space is formed in the first concave part, a plurality of separating pieces are arranged in the first concave part to separate the first accommodating space into a plurality of first flow channels, first heat exchange media circulate in the first flow channels, the second heat exchange piece is arranged on the first heat exchange piece, the third heat exchange piece is opposite to the second heat exchange piece, the third heat exchange piece is connected with the second heat exchange piece to form a second flow channel, second heat exchange media circulate in the second flow channel, and the third heat exchange piece is used for transferring heat after being contacted with a heat source.

With reference to the first aspect, in a possible implementation manner, the first flow passage includes an input end and an output end, and the first heat exchange medium is input into the first flow passage from the input end and flows out of the first flow passage from the output end.

With reference to the first aspect, in a possible implementation manner, the input end is provided with a first through groove, the first through groove penetrates through the first heat exchange member and is communicated with the first flow channel, the output end is provided with a second through groove, the second through groove penetrates through the first heat exchange member and is communicated with the first flow channel, and the first heat exchange medium is input into the first flow channel from the first through groove and flows out of the first flow channel from the second through groove.

With reference to the first aspect, in one possible implementation manner, the first recess portion is concavely disposed towards a direction away from the second heat exchange member, the second heat exchange member is covered on the first open end of the first recess portion, and the shape of the second heat exchange member is matched with the shape of the first heat exchange member.

With reference to the first aspect, in a possible implementation manner, the third heat exchange member includes a first contact surface and a second contact surface, and the third heat exchange member is connected to the second heat exchange member, so that the second contact surface is connected to the second heat exchange member, and the first contact surface transfers heat to the second heat exchange member through the first heat exchange medium after being contacted with the heat source.

With reference to the first aspect, in one possible implementation manner, the first contact surface is provided with a heat storage element, and the heat storage element is used for transferring heat to the first contact surface after the heat storage element contacts with the heat source.

With reference to the first aspect, in one possible implementation manner, a second recess is provided in the third heat exchange member, the second recess has a second accommodating space, the second recess penetrates through the second contact surface, and the second recess is concavely disposed in a direction away from the second heat exchange member, and the third heat exchange member is connected with the second heat exchange member, so that a second open end of the second recess is connected with the second heat exchange member to form the second flow channel.

With reference to the first aspect, in one possible implementation manner, after the first contact surface contacts with the heat source, the second heat exchange medium oscillates and flows in the second flow channel to transfer heat to the second heat exchange element.

With reference to the first aspect, in one possible implementation manner, the third heat exchange member is located on a side of the second heat exchange member away from the first heat exchange member, and the third heat exchange member matches the shape of the second heat exchange member.

In a second aspect, a heat dissipating device provided in the present application includes the heat exchanging device described above.

Compared with the prior art, the beneficial effect of this application:

according to the heat exchange device, the first heat exchange medium flows in the first flow channel in the first heat exchange piece so as to transfer heat, the second heat exchange piece is arranged on the first heat exchange piece, the third heat exchange piece is connected with the second heat exchange piece so as to form a second flow channel, the second heat exchange medium flows in the second flow channel, the third heat exchange piece can transfer heat to the second heat exchange piece through the second heat exchange medium after being contacted with a heat source, the first heat exchange medium flowing in the first heat exchange piece can absorb the heat on the second heat exchange piece, so that the heat on the second heat exchange piece is transferred to the first heat exchange medium, the temperature of the second heat exchange piece can be reduced, the temperature difference between the second heat exchange piece and the third heat exchange piece can be maintained, the temperature difference between the heat source and the third heat exchange piece is relatively stable, and compared with the heat source, the heat exchange device can continuously cool through the first heat exchange piece, the second heat exchange piece and the heat exchange medium can continuously cool down.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic exploded view of a heat exchanger device;

FIG. 2 shows a schematic overall structure of a heat exchange device;

FIG. 3 shows a schematic cross-sectional structure of a heat exchange device;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 3;

fig. 5 shows a schematic structural view of a third heat exchange element of the heat exchange device;

fig. 6 shows a schematic structural view of a first heat exchange member of the heat exchange device;

fig. 7 shows a schematic view of a first heat exchanger of the heat exchanger device at another angle.

Description of main reference numerals:

100-a first heat exchange member; 110-a first recess; 111-a first open end; 112-a first closed end; 120-a first flow channel; 121-input; 122-output; 130-a first through slot; 140-a second through slot; 200-a second heat exchange piece; 300-third heat exchange piece; 310-a first contact surface; 320-a second contact surface; 330-a second recess; 331-a second open end; 332-a second closed end; 400-spacers; 410-a first separator; 420-a second separator; 500-heat storage piece.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Example 1

Referring to fig. 1 and 2, an embodiment of the present application provides a heat exchange device, which is mainly used in a heat dissipating device, and the heat exchange device includes: the first heat exchange member 100, the second heat exchange member 200, and the third heat exchange member 300. The first heat exchange member 100 is provided with a first recess 110 therein. The first recess 110 has a first receiving space, and a plurality of partitions 400 are provided in the first recess 110 to partition the first receiving space into a plurality of first flow passages 120. The first heat exchange medium flows through the first flow passage 120. The second heat exchanging member 200 is disposed on the first heat exchanging member 100. The third heat exchanging member 300 is disposed opposite to the second heat exchanging member 200, and the third heat exchanging member 300 is connected to the second heat exchanging member 200 to form a second flow path. The second flow passage is communicated with a second heat exchange medium. The third heat exchange member 300 is configured to contact with a heat source and transfer heat to the second heat exchange member 200 through the second heat exchange medium, and the first heat exchange medium flowing in the first heat exchange member can absorb heat on the second heat exchange member 200, so that heat on the second heat exchange member 200 is transferred to the first heat exchange medium, thereby reducing the temperature of the second heat exchange member 200, and further maintaining the temperature difference between the second heat exchange member 200 and the third heat exchange member 300, so that the temperature difference between the heat source and the third heat exchange member 300 is maintained relatively stable.

In some embodiments, the first heat exchange member 100 is cylindrical, and the material of the first heat exchange member 100 is 6061 aluminum or 6063 aluminum.

In other embodiments, the first heat exchange member 100 is prismatic.

In some embodiments, the first recess 110 is disposed in the first heat exchange member 100 along a first direction, and a length of the first recess 110 along the first direction is smaller than a length of the first heat exchange member 100 along the first direction, and the first recess 110 is disposed concavely away from the second heat exchange member 200.

Referring to fig. 3 and 4, in some embodiments, the first recess 110 includes a first open end 111 and a first closed end 112. The first open end 111 is located on a side of the first heat exchange member 100 adjacent to the second heat exchange member 200. The first closed end 112 is located at an end of the first recess 110 remote from the first open end 111.

Referring to fig. 1 and 7, in some embodiments, the separator 400 includes a first separator 410 and a second separator 420. The first spacers 410 are prismatic, and the number of the first spacers 410 is plural. The second spacers 420 are cylindrical, and the number of the second spacers 420 is plural.

In other embodiments, the first separator 410 is cylindrical. The second separator 420 has a prismatic shape.

Referring to fig. 7, in some embodiments, the first flow channel 120 includes an input end 121 and an output end 122. The input end 121 is connected to the output end 122 of the first heat exchange medium, so that the first heat exchange medium is input into the first flow channel 120 from the input end 121, and the first heat exchange medium flows out of the first flow channel 120 from the output end 122, so that the first heat exchange medium after absorbing heat can be output out of the first heat exchange member 100, heat is carried out of the heat exchange device, and the first heat exchange medium without absorbing heat is conveyed into the first flow channel 120, so that a temperature difference between the first heat exchange member 100 and the second heat exchange member 200 can be maintained, and the heat absorption efficiency of the second heat exchange member 200 is maintained.

Referring to fig. 6 and 7, in some embodiments, the input end 121 is provided with a first through slot 130. The output end 122 is provided with a second through slot 140. The first through groove 130 is cylindrical, the first through groove 130 is disposed along the first direction, the first through groove 130 penetrates through the first heat exchange member 100, and the first through groove 130 penetrates through the first closed end 112 and is communicated with the first flow channel 120. The second through groove 140 is cylindrical, the second through groove 140 is disposed along the first direction, the second through groove 140 penetrates the first heat exchange member 100, and the second through groove 140 penetrates the first closed end 112 and is in communication with the first flow channel 120. The first heat exchange medium is introduced into the first flow passage 120 from the first through groove 130, and the first heat exchange medium flows out of the first flow passage 120 from the second through groove 140.

In other embodiments, the first through groove 130 is prismatic. The second through groove 140 has a prismatic shape.

In some embodiments, the first heat exchange medium is cooled, purified industrial water. The second heat exchange medium is acetone.

In some embodiments, the second heat exchange member 200 is made of 6061 aluminum or 6063 aluminum, the second heat exchange member 200 is cylindrical, and the cross section of the second heat exchange member 200 along the second direction is equal to the cross section of the first heat exchange member 100 along the second direction, and the second heat exchange member 200 covers the first open end 111.

In other embodiments, the second heat exchange member 200 is prismatic.

In some embodiments, the third heat exchange member 300 is located on a side of the second heat exchange member 200 away from the first heat exchange member 100, the third heat exchange member 300 is made of 6061 aluminum or 6063 aluminum, the third heat exchange member 300 is cylindrical, and a cross-sectional size of the third heat exchange member 300 along the second direction is equal to a cross-sectional size of the second heat exchange member 200 along the second direction.

Referring to fig. 2 and 5, in some embodiments, the third heat exchange member 300 includes a first contact surface 310 and a second contact surface 320. The first contact surface 310 is disposed opposite to the second contact surface 320, and the first contact surface 310 is located on a side of the third heat exchange member 300 away from the second heat exchange member 200. The third heat exchange member 300 is connected to the second heat exchange member 200 such that the second contact surface 320 is connected to the second heat exchange member 200. The first contact surface 310 transfers heat to the second heat exchanging member 200 through the first heat exchanging medium after contacting the heat source.

Referring to fig. 1 and 3, in some embodiments, a plurality of heat storage elements 500 are disposed on the first contact surface 310. The heat storage elements 500 are distributed on the first contact surface 310 at intervals, and the heat storage elements 500 are prismatic, and the heat storage elements 500 are used for transferring heat to the first contact surface 310 after contacting with the heat source.

In some embodiments, the thermal storage 500 is a phase change block.

Referring to fig. 4 and 5, in some embodiments, a second recess 330 is disposed in the third heat exchange member 300, the second recess 330 is disposed in the third heat exchange member 300 along the first direction, the second recess 330 has a second accommodating space, the length of the second recess 330 along the first direction is smaller than the length of the third heat exchange member 300 along the first direction, the second recess 330 penetrates through the second contact surface 320, and the second recess 330 is concavely disposed in a direction away from the second heat exchange member 200.

Referring to fig. 4, in some embodiments, the second recess 330 includes a second open end 331 and a second closed end 332. The second open end 331 is located on a side of the third heat exchange member 300 adjacent to the second heat exchange member 200. The second closed end 332 is located at an end of the second recess 330 remote from the second open end 331. The third heat exchanging member 300 is connected to the second heat exchanging member 200 such that the second open end 331 of the second recess 330 is connected to the second heat exchanging member 200 to form the second flow path.

In some embodiments, the second flow channel is S-shaped and the second flow channel is end to end.

After the heat storage member 500 contacts with the heat source, the heat storage member 500 transfers heat to the second heat exchange medium through the first contact surface 310, the second heat exchange medium absorbs heat and is vaporized, and moves towards the unvaporized second heat exchange medium in the second flow channel, when the vaporized second heat exchange medium contacts with the unvaporized second heat exchange medium, the vaporized second heat exchange medium contracts into a liquid second heat exchange medium when meeting the condensation junction, and releases vaporization latent heat, so that pressure difference is generated between different ends in the second flow channel, and the second heat exchange medium is further caused to vibrate and flow in the second flow channel, so that heat can be efficiently transferred to the second heat exchange member 200. The first heat exchange medium flows through the first flow channel 120, so as to absorb heat on the second heat exchange member 200, and the first heat exchange medium after absorbing heat can be output to the outside of the first heat exchange member 100 through the first through groove 130 and the second through groove 140, so that heat is carried out of the heat exchange device, the first heat exchange medium without absorbing heat can be conveyed into the first flow channel 120, and further, a temperature difference between the first heat exchange member 100 and the second heat exchange member 200 can be maintained, which is beneficial to maintaining heat absorption efficiency of the second heat exchange member 200. Compared with the heat dissipation by a heat pipe, the heat dissipation device can continuously and efficiently cool the heat source by the cooperation of the first heat exchange member 100, the first flow passage 120, the first heat exchange medium, the second heat exchange member 200, the third heat exchange member 300, the second flow passage and the second heat exchange medium, and has high heat dissipation efficiency.

Example two

Referring to fig. 1 to 7, an embodiment of the present application provides a heat dissipating device, which includes the heat exchanging device in any one of the foregoing embodiments, so that all the beneficial effects of the heat exchanging device in any one of the foregoing embodiments are not described herein in detail.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. A heat exchange device, comprising:

the heat exchange device comprises a first heat exchange piece, wherein a first concave part is arranged in the first heat exchange piece, the first concave part is provided with a first accommodating space, a plurality of partition pieces are arranged in the first concave part so as to partition the first accommodating space into a plurality of first flow channels, and a first heat exchange medium flows in the first flow channels;

the second heat exchange piece is arranged on the first heat exchange piece;

the third heat exchange piece is arranged opposite to the second heat exchange piece, the third heat exchange piece is connected with the second heat exchange piece to form a second flow channel, a second heat exchange medium flows in the second flow channel, and the third heat exchange piece is used for transferring heat after being contacted with a heat source.

2. The heat exchange device of claim 1 wherein the first flow passage includes an input end and an output end, the first heat exchange medium being input into the first flow passage from the input end and exiting the first flow passage from the output end.

3. The heat exchange device of claim 2, wherein the input end is provided with a first through slot penetrating the first heat exchange member and communicating with the first flow passage, and the output end is provided with a second through slot penetrating the first heat exchange member and communicating with the first flow passage, and the first heat exchange medium is fed into the first flow passage from the first through slot and flows out of the first flow passage from the second through slot.

4. A heat exchange device according to any one of claims 1-3, wherein the first recess is recessed away from the second heat exchange member;

the second heat exchange piece cover is arranged on the first open end of the first concave part, and the shape of the second heat exchange piece is matched with that of the first heat exchange piece.

5. The heat exchange device of claim 1, wherein the third heat exchange member comprises a first contact surface and a second contact surface, the third heat exchange member is connected to the second heat exchange member such that the second contact surface is connected to the second heat exchange member, and the first contact surface transfers heat to the second heat exchange member through the first heat exchange medium after contacting the heat source.

6. The heat exchange device of claim 5, wherein a heat storage member is disposed on the first contact surface, the heat storage member being configured to transfer heat to the first contact surface upon contact with the heat source.

7. The heat exchange device according to claim 5, wherein a second recess is provided in the third heat exchange member, the second recess has a second accommodating space, the second recess penetrates through the second contact surface, and the second recess is recessed in a direction away from the second heat exchange member, and the third heat exchange member is connected to the second heat exchange member so that a second open end of the second recess is connected to the second heat exchange member to form the second flow passage.

8. The heat exchange device of any one of claims 5-7, wherein the second heat exchange medium oscillates in the second flow path after the first contact surface contacts the heat source to transfer heat to the second heat exchange member.

9. The heat exchange device of any one of claims 5-7, wherein the third heat exchange member is located on a side of the second heat exchange member remote from the first heat exchange member, and wherein the third heat exchange member matches the shape of the second heat exchange member.

10. A heat dissipating device comprising a heat exchanging arrangement according to any one of claims 1-9.