CN219876657U - vapor chamber - Google Patents

Abstract

The utility model discloses a soaking plate, and relates to the technical field of heat exchange. The soaking plate comprises a lower cover, a heat dissipation plate and an upper cover; the second groove is arranged on the bottom wall of the first groove; the heat dissipation plate is provided with a third protruding part, the heat dissipation plate is arranged in the first groove, the heat dissipation plate is in butt joint with the bottom wall of the first groove, the third protruding part is arranged in the second groove, a first cavity for accommodating a heat source is defined between the third protruding part and the inner wall of the second groove, and the third protruding part and the inner wall of the second groove can be in butt joint with the heat source; the upper cover is arranged at one side of the lower cover, provided with the first groove, and is in butt joint with the lower cover, a second cavity is defined between the upper cover and the inner wall of the first groove, and the heat dissipation net is positioned in the second cavity; the fourth protruding portion and the fifth protruding portion are all abutted with one side, away from the bottom wall of the first groove, of the heat dissipation plate. The assembling process of the vapor chamber is simpler, the process of welding copper sheets is not required to be added, the processing cost is lower, and the heat dissipation effect of the heat dissipation plate can be ensured.

Description

Vapor chamber

Technical Field

The utility model relates to the technical field of heat exchange, in particular to a soaking plate.

Background

In recent years, the heat dissipation industry in China develops rapidly, and the requirements on the heat dissipation VC structure are continuously updated from the common flat plate heat dissipation to the development of diversified three-dimensional structure application.

The assembly of heat dissipation VC structure is usually with main chip and VC fin clamp wherein through top cap and bottom, and main chip can be with VC fin contact in order to transfer heat to VC fin department, and in order to avoid rocking and taking place the aversion because of main chip and VC fin between top cap and bottom, lead to appearing main chip and VC fin poor contact's problem, the main chip is usually with the technology of VC fin's connected mode in the equipment in-process, but this can increase technology cost to can influence the radiating effect of VC fin.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the soaking plate which is low in processing cost and can ensure the heat dissipation effect of the heat dissipation plate.

According to an embodiment of the utility model, a vapor chamber includes: the lower cover is provided with a first groove and a second groove, and the second groove is arranged on the bottom wall of the first groove; the heat dissipation plate is provided with a third protruding portion, the heat dissipation plate is arranged in the first groove, the heat dissipation plate is in butt joint with the bottom wall of the first groove, the third protruding portion is arranged in the second groove, a first cavity for accommodating a heat source is defined between the third protruding portion and the inner wall of the second groove, and the third protruding portion and the inner wall of the second groove can be in butt joint with the heat source; the upper cover is arranged on one side of the lower cover, provided with the first groove, and is in butt joint with the lower cover, a second cavity is defined between the upper cover and the inner wall of the first groove, and the heat dissipation net is positioned in the second cavity; the upper cover is provided with a plurality of fourth bellying and a plurality of fifth bellying, fourth bellying with the fifth bellying all with the heating panel is kept away from one side butt of first recess diapire.

The vapor chamber has at least the following beneficial effects: one side of the lower cover is provided with a first groove and a second groove, the heat radiation plate is arranged in the first groove, the position of the heat radiation plate can be limited through the first groove, one side of the heat radiation plate is provided with a third protruding part, the third protruding part is arranged in the second groove, the position of the third protruding part can be limited through the second groove, a first cavity is limited between the third protruding part and the second groove and is used for accommodating a heat source, the inner walls of the third protruding part and the second groove can be respectively abutted with two sides of the heat source, the position of the heat source can be limited through the third protruding part and the second groove, the lower cover and the heat radiation plate can be in tight contact with the heat source, and the heat radiation effect is ensured; the upper cover is arranged on one side of the lower cover, provided with the first groove, a second cavity is defined between the upper cover and the first groove of the lower cover, the radiating fin is positioned in the second cavity, one side of the upper cover is provided with a fourth protruding part and a fifth protruding part, the fourth protruding part and the fifth protruding part are respectively abutted with one side of the radiating plate, which is far away from the bottom wall of the first groove, so that the position of the radiating plate in the second cavity can be defined, the radiating plate can be in close contact with a heat source, and the radiating effect is further ensured; the soaking plate can limit the positions of the radiating plate and the heat source through the first groove and the second groove of the lower cover, and the fourth protruding part and the fifth protruding part of the upper cover are respectively abutted to the radiating plate so as to further limit the position of the radiating plate in the first groove, so that the radiating plate can be in close contact with the heat source, the radiating effect is ensured, and compared with the traditional radiating VC structure, the VC radiating fin and the main chip are connected through the process of welding copper sheets, the assembling process of the soaking plate is simpler, the process of welding copper sheets is not required to be increased, the processing cost is lower, and the radiating effect of the radiating plate can be ensured.

According to some embodiments of the utility model, the lower cover is sheet-shaped, a first protruding portion is arranged on one side of the lower cover, a first concave structure corresponding to the first protruding portion is arranged on the other side of the lower cover, and the first groove is arranged at the first concave structure.

According to some embodiments of the utility model, a second protruding portion is disposed on one side of the lower cover, the second protruding portion and the first protruding portion are disposed on the same side of the lower cover, a second concave structure corresponding to the second protruding portion is disposed on the other side of the lower cover, and the second groove is disposed at the second concave structure.

According to some embodiments of the utility model, the upper cover is sheet-shaped, and the upper cover abuts against a side end surface of the lower cover where the first concave structure is provided.

According to some embodiments of the utility model, the fourth protruding portion is disposed on one side of the upper cover, and a fourth concave structure corresponding to the fourth protruding portion is disposed on the other side of the upper cover, and a fourth groove is defined at the fourth concave structure.

According to some embodiments of the utility model, the fifth protruding portion is disposed on one side of the upper cover, and a fifth concave structure corresponding to the fifth protruding portion is disposed on the other side of the upper cover, and a fifth groove is defined at the fifth concave structure.

According to some embodiments of the utility model, the heat dissipation plate is in a sheet shape, the third protruding portion is arranged on one side of the heat dissipation plate, a third concave structure corresponding to the third protruding portion is arranged on the other side of the heat dissipation plate, a third groove is defined at the third concave structure, the fourth protruding portion abuts against the side end face of the heat dissipation plate, on which the third concave structure is arranged, and the fifth protruding portion abuts against the bottom wall of the third groove.

According to some embodiments of the utility model, the plurality of fourth protrusions are arranged at intervals along the length direction and the width direction of the upper cover.

According to some embodiments of the utility model, the plurality of fifth protrusions are arranged at intervals along the length direction and the width direction of the upper cover.

According to some embodiments of the utility model, a communication channel is arranged between the upper cover and the lower cover, and two ends of the communication channel are respectively communicated with the second cavity and the outside.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic structural view of a vapor chamber of the present utility model;

FIG. 2 is a schematic view of the vapor chamber of FIG. 1 from another perspective;

FIG. 3 is a cross-sectional view of the vapor chamber of the present utility model;

fig. 4 is a schematic structural view of a portion a of the vapor chamber of fig. 3;

fig. 5 is a schematic view of the structure of the lower cover of the soaking plate according to the present utility model;

fig. 6 is a schematic structural view of a heat dissipating plate of the vapor chamber of the present utility model;

fig. 7 is a schematic structural view of a heat dissipating plate of the vapor chamber of fig. 6;

fig. 8 is a schematic structural view of an upper cover of the vapor chamber of the present utility model.

Reference numerals:

a lower cover 100; a first boss 110; a first recessed structure 120; a first groove 130; a second boss 140; a second concave structure 150; a second groove 160;

a heat dissipation plate 200; a third boss 210; a third recessed structure 220; a third groove 230; a first cavity 240;

an upper cover 300; a fourth boss 310; a fourth concave structure 320; a fourth groove 330; a fifth boss 340; a fifth recessed structure 350; a fifth groove 360; a second cavity 370.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, left, right, front, rear, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A vapor chamber according to an embodiment of the present utility model is described below with reference to fig. 1 to 8.

According to the vapor chamber of the embodiment of the utility model, the vapor chamber comprises a lower cover 100, a heat dissipation plate 200 and an upper cover 300; the lower cover 100 is provided with a first groove 130 and a second groove 160, the second groove 160 being provided on the bottom wall of the first groove 130; the heat dissipation plate 200 is provided with a third protruding portion 210, the heat dissipation plate 200 is arranged in the first groove 130, the heat dissipation plate 200 is abutted against the bottom wall of the first groove 130, the third protruding portion 210 is arranged in the second groove 160, a first cavity 240 for accommodating a heat source is defined between the third protruding portion 210 and the inner wall of the second groove 160, and the third protruding portion 210 and the inner wall of the second groove 160 can be abutted against the heat source; the upper cover 300 is arranged at one side of the lower cover 100 where the first groove 130 is arranged, and is abutted against the lower cover 100, a second cavity 370 is defined between the upper cover 300 and the inner wall of the first groove 130, and the heat dissipation net is positioned in the second cavity 370; the upper cover 300 is provided with a plurality of fourth protruding portions 310 and a plurality of fifth protruding portions 340, and the fourth protruding portions 310 and the fifth protruding portions 340 are abutted against one side of the heat dissipation plate 200 away from the bottom wall of the first groove 130.

A first groove 130 and a second groove 160 are formed in one side of the lower cover 100, the heat dissipation plate 200 is arranged in the first groove 130, the position of the heat dissipation plate 200 can be limited through the first groove 130, a third protruding part 210 is formed in one side of the heat dissipation plate 200, the position of the third protruding part 210 can be limited through the second groove 160, a first cavity 240 is defined between the third protruding part 210 and the second groove 160, the first cavity 240 is used for accommodating a heat source, the inner walls of the third protruding part 210 and the second groove 160 can be respectively abutted with two sides of the heat source, the position of the heat source can be limited through the arrangement of the third protruding part 210 and the second groove 160, the lower cover 100 and the heat dissipation plate 200 can be in close contact with the heat source, and the heat dissipation effect is ensured; the upper cover 300 is disposed on one side of the lower cover 100 where the first groove 130 is disposed, and a second cavity 370 is defined between the upper cover 300 and the first groove 130 of the lower cover 100, the heat sink is disposed in the second cavity 370, one side of the upper cover 300 is provided with a fourth protruding portion 310 and a fifth protruding portion 340, and the fourth protruding portion 310 and the fifth protruding portion 340 are respectively abutted against one side of the heat dissipation plate 200 away from the bottom wall of the first groove 130, so as to define the position of the heat dissipation plate 200 in the second cavity 370, and enable the heat dissipation plate 200 to be in close contact with the heat source, thereby further guaranteeing the heat dissipation effect; the soaking plate can define the positions of the heat dissipation plate 200 and the heat source through the first groove 130 and the second groove 160 of the lower cover 100, and respectively abuts against the heat dissipation plate 200 through the fourth protruding part 310 and the fifth protruding part 340 of the upper cover 300, so that the position of the heat dissipation plate 200 in the first groove 130 is further defined, the heat dissipation plate 200 can be tightly contacted with the heat source, the heat dissipation effect is ensured, and compared with the traditional heat dissipation VC structure, the VC heat dissipation plate and the main chip are connected through the process of welding copper sheets.

Referring to fig. 1 and 5, it can be understood that the lower cover 100 is in a sheet shape, one side of the lower cover 100 is provided with a first protrusion 110, the other side of the lower cover 100 is provided with a first recess structure 120 corresponding to the first protrusion 110, and the first groove 130 is disposed at the first recess structure 120.

By providing the lower cover 100 of the sheet structure, the overall thickness of the lower cover 100 is made thinner, and since the lower cover 100 is sheet-shaped, the first concave structure 120 is formed by being concave from one side of the lower cover 100, and at the same time, the first convex portion 110 can be formed on the other side of the lower cover 100, and the first groove 130 is located in the first concave structure 120; specifically, the lower cover 100 is in a sheet shape, and the lower cover 100 can be pressed from one side of the lower cover 100 by pressing up and down so that one side of the lower cover 100 is recessed to form the first recess structure 120 and the other side of the lower cover 100 is formed with the first protrusion 110.

Referring to fig. 1 and 5, it can be understood that one side of the lower cover 100 is provided with a second protrusion 140, the second protrusion 140 and the first protrusion 110 are both disposed on the same side of the lower cover 100, the other side of the lower cover 100 is provided with a second concave structure 150 corresponding to the second protrusion 140, and the second groove 160 is disposed at the second concave structure 150.

By providing the lower cover 100 of the sheet structure, the overall thickness of the lower cover 100 is made thinner, and since the lower cover 100 is sheet-shaped, the second concave structure 150 is formed by being concave from one side of the lower cover 100, and the second convex part 140 can be formed at the other side of the lower cover 100, the second groove 160 is located in the second concave structure 150; specifically, the lower cover 100 is in a sheet shape, and the lower cover 100 can be pressed from one side of the lower cover 100 by pressing up and down so that one side of the lower cover 100 is recessed to form the second recessed structure 150 and the other side of the lower cover 100 is formed with the second protrusion 140.

Referring to fig. 1 to 4, it can be understood that the upper cover 300 has a sheet shape, and the upper cover 300 abuts against a side end surface of the lower cover 100 where the first concave structure 120 is provided.

By providing the upper cover 300 with the sheet structure, the overall thickness of the upper cover 300 is thinner, and since the heat dissipation plate 200 is disposed in the first groove 130, the upper cover 300 abuts against the side end surface of the lower cover 100 where the first concave structure 120 is disposed, so that the first groove 130 can be closed by the upper cover 300, and the heat dissipation plate 200 can be prevented from falling out of the first groove 130 from the first groove 130, specifically, the upper cover 300 abuts against the edge of the lower cover 100, so that foreign matters can be prevented from entering the first groove 130.

Referring to fig. 2 and 8, it can be appreciated that the fourth protrusion 310 is provided at one side of the upper cover 300, the other side of the upper cover 300 is provided with a fourth recess structure 320, and a fourth groove 330 is defined at the fourth recess structure 320.

Recessed from one side of the upper cover 300 to form a fourth recessed structure 320, while a fourth protrusion 310 can be formed at the other side of the upper cover 300, and a fourth groove 330 is located in the fourth recessed structure 320; specifically, the upper cover 300 is in a sheet shape, and the upper cover 300 can be processed by pressing up and down, pushing from one side of the upper cover 300 such that one side of the upper cover 300 is recessed to form the fourth recessed structure 320, and the other side of the upper cover 300 is formed with the fourth protruding portion 310.

A fourth groove 330 is defined at the fourth concave structure 320 to increase the area of the upper cover 300 that can be contacted with air, thereby improving heat dissipation efficiency.

Referring to fig. 2 and 8, it can be understood that the fifth protrusion 340 is provided at one side of the upper cover 300, the other side of the upper cover 300 is provided with a fifth concave structure 350 corresponding to the fifth protrusion 340, and a fifth groove 360 is defined at the fifth concave structure 350.

Recessed from one side of the upper cover 300 to form a fifth recessed structure 350, while a fifth protrusion 340 can be formed at the other side of the upper cover 300, and a fifth groove 360 is located in the fifth recessed structure 350; specifically, the upper cover 300 is in a sheet shape, and the upper cover 300 can be processed by pressing up and down, pushing from one side of the upper cover 300 such that one side of the upper cover 300 is recessed to form the fifth recessed structure 350 and the other side of the upper cover 300 is formed with the fifth protruding portion 340.

A fifth groove 360 is defined at the fifth concave structure 350 to increase an area of the upper cover 300 that can be contacted with air to improve heat dissipation efficiency.

Referring to fig. 6 and 7, it can be understood that the heat dissipation plate 200 has a sheet shape, the third protrusion 210 is disposed at one side of the heat dissipation plate 200, the other side of the heat dissipation plate 200 is provided with the third recess structure 220 corresponding to the third protrusion 210, the third recess structure 220 is defined with the third groove 230, the fourth protrusion 310 is abutted with the side end surface of the heat dissipation plate 200 where the third recess structure 220 is disposed, and the fifth protrusion 340 is abutted with the bottom wall of the third groove 230.

By providing the heat dissipation plate 200 of a sheet structure, the entire thickness of the heat dissipation plate 200 is made thinner, and since the heat dissipation plate 200 is sheet-shaped, a third concave structure 220 is formed to be concave from one side of the heat dissipation plate 200, and at the same time, a third convex portion 210 can be formed at the other side of the heat dissipation plate 200, and a third groove 230 is located in the third concave structure 220; specifically, the heat dissipation plate 200 is formed in a sheet shape, and the heat dissipation plate 200 can be processed by pressing up and down, so that one side of the heat dissipation plate 200 is recessed to form the third recess structure 220, and the other side of the heat dissipation plate 200 is formed with the third protrusion 210.

The fourth protrusion 310 is in contact with the heat sink 200 to define the position of the heat sink 200 with respect to the upper and lower covers 300 and 100, and the fifth protrusion 340 is in contact with the inner wall of the third recess 230 of the heat sink 200 to define the position of the third protrusion 210, so that the third protrusion 210 can be in contact with the heat source, and the stability of the heat sink 200 and the heat source in the second cavity 370 can be improved.

Referring to fig. 8, it can be understood that a plurality of fourth protrusions 310 are arranged at intervals in the length direction and the width direction of the upper cover 300.

By providing the plurality of fourth protrusions 310 in contact with the heat dissipation plate 200, the stability of the heat dissipation plate 200 in the second cavity 370 can be improved, and the plurality of fourth protrusions 310 are arranged at intervals in the longitudinal direction and the width direction of the upper cover 300, so that the stability of the heat dissipation plate 200 in the second cavity 370 can be further improved.

Referring to fig. 8, it can be understood that a plurality of fifth protrusions 340 are arranged at intervals in the length direction and the width direction of the upper cover 300.

By providing the plurality of fifth protrusions 340 in contact with the heat dissipation plate 200, the stability of the heat dissipation plate 200 in the second cavity 370 can be improved, and the plurality of fifth protrusions 340 are arranged at intervals along the length direction and the width direction of the upper cover 300, so that the stability of the heat dissipation plate 200 in the second cavity 370 can be further improved.

Referring to fig. 1 and 5, it can be appreciated that a communication passage is provided between the upper cover 300 and the lower cover 100, and both ends of the communication passage are respectively communicated with the second cavity 370 and the outside.

The communication channel is arranged, so that the heat dissipation medium can be conveniently and subsequently poured into the second cavity 370 from the communication channel; specifically, a sixth groove is provided on the lower cover 100, the sixth groove is provided at an edge of the lower cover 100, one end of the sixth groove communicates with the first groove 130, and the upper cover 300 abuts against a side end surface of the lower cover 100 where the first concave structure 120 is provided, so that a communication channel can be defined in the upper cover 300 and the sixth groove.

In the description of the present specification, a description of the terms "one embodiment," "some embodiments," 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A vapor chamber, comprising:

the lower cover is provided with a first groove and a second groove, and the second groove is arranged on the bottom wall of the first groove;

the heat dissipation plate is provided with a third protruding portion, the heat dissipation plate is arranged in the first groove, the heat dissipation plate is in butt joint with the bottom wall of the first groove, the third protruding portion is arranged in the second groove, a first cavity for accommodating a heat source is defined between the third protruding portion and the inner wall of the second groove, and the third protruding portion and the inner wall of the second groove can be in butt joint with the heat source;

the upper cover is arranged on one side of the lower cover, provided with the first groove, and is in butt joint with the lower cover, a second cavity is defined between the upper cover and the inner wall of the first groove, and the heat dissipation plate is positioned in the second cavity; the upper cover is provided with a plurality of fourth bellying and a plurality of fifth bellying, fourth bellying with the fifth bellying all with the heating panel is kept away from one side butt of first recess diapire.

2. The vapor chamber of claim 1, wherein the lower cover is sheet-shaped, a first protruding portion is provided on one side of the lower cover, a first concave structure corresponding to the first protruding portion is provided on the other side of the lower cover, and the first groove is provided at the first concave structure.

3. The vapor chamber of claim 2, wherein a second protruding portion is disposed on one side of the lower cover, the second protruding portion and the first protruding portion are disposed on the same side of the lower cover, a second concave structure corresponding to the second protruding portion is disposed on the other side of the lower cover, and the second groove is disposed at the second concave structure.

4. The vapor chamber according to claim 2, wherein the upper cover is sheet-shaped, and the upper cover abuts against a side end surface of the lower cover where the first concave structure is provided.

5. The vapor chamber of claim 4, wherein the fourth protrusion is disposed on one side of the upper cover, and a fourth recess structure corresponding to the fourth protrusion is disposed on the other side of the upper cover, and a fourth groove is defined at the fourth recess structure.

6. The vapor chamber of claim 4, wherein the fifth protrusion is disposed on one side of the upper cover, and a fifth concave structure corresponding to the fifth protrusion is disposed on the other side of the upper cover, and a fifth groove is defined at the fifth concave structure.

7. The vapor chamber according to claim 1, wherein the heat dissipating plate is sheet-shaped, the third protruding portion is disposed on one side of the heat dissipating plate, a third concave structure corresponding to the third protruding portion is disposed on the other side of the heat dissipating plate, a third groove is defined at the third concave structure, the fourth protruding portion abuts against a side end surface of the heat dissipating plate where the third concave structure is disposed, and the fifth protruding portion abuts against a bottom wall of the third groove.

8. The vapor chamber of claim 1, wherein a plurality of said fourth protrusions are arranged at intervals in a longitudinal direction and a width direction of said upper cover.

9. The vapor chamber of claim 1, wherein a plurality of said fifth protrusions are arranged at intervals in a longitudinal direction and a width direction of said upper cover.

10. The vapor chamber of claim 1, wherein a communication channel is provided between the upper cover and the lower cover, and two ends of the communication channel are respectively communicated with the second cavity and the outside.