Synthetic capillary vapor chamber
The synthetic capillary channel formed by the combination of shell one and shell two solves the problems of expensive capillary layer materials and curved channels in existing temperature homogenizers, achieves efficient heat dissipation and simplifies the process, and improves product performance and yield.
Patent Information
- Application Number
- CN202422697295.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-06
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-11-06
AI Technical Summary
The specialized capillary layer materials used in existing vapor chambers are expensive and the capillary channels are curved, resulting in a long working fluid transmission path and difficulty in efficient heat dissipation.
The synthetic capillary channel formed by the combination of the first shell and the second shell includes a condensation end, an insulation section and an evaporation end. The channel cross section is closed and connected by welding edges to avoid the sintering process, forming a straight capillary channel and enhancing the capillary force.
The transmission rate of the working fluid is improved, the efficiency of the temperature plate is enhanced, the process is simplified, the product yield is improved, and the cost is reduced.
Smart Images
Figure CN223470540U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electronic component heat dissipation technical field especially relates to a synthetic capillary uniform temperature plate. BACKGROUND
[0002] With the degree of circuit integration higher and higher, the packaging density and the working frequency are continuously improved, so that the electronic component heat generation of unit volume and the energy consumption of single chip increase, and the design of compact structure of equipment makes heat dissipation more difficult, so that the high -efficient heat dissipation technical problem needs to be solved urgently.
[0003] Mobile terminal such as smart mobile phone generally uses uniform temperature plate as main heat dissipation device to reduce chip working temperature. The most commonly used uniform temperature plate currently is equipped with special capillary layer to realize the return of working fluid from condensing end to evaporation end. Special capillary layer such as copper net, steel net, foamed copper, copper powder, electrodeposition copper is expensive, and the capillary channel formed is curved, and the working fluid transmission path is long. UTILITARIAN CONTENT
[0004] The utility model provides a synthetic capillary uniform temperature plate to solve the defects in the prior art.
[0005] The utility model provides a synthetic capillary uniform temperature plate, comprising: shell one and shell two;
[0006] Welding connection is arranged between the shell one and the shell two, and working fluid is arranged between the shell one and the shell two.
[0007] The recess is arranged on the shell one, and the boss is arranged on the shell two.
[0008] The recess and the boss are correspondingly matched, and the synthetic capillary channel is formed by the recess and the boss.
[0009] The synthetic capillary channel comprises a condensing end, an adiabatic section and an evaporation end.
[0010] The working fluid collecting port and the auxiliary working fluid collecting groove are arranged at the condensing end.
[0011] The synthetic capillary channel is linear in the adiabatic section, and the cross section is closed.
[0012] The synthetic capillary channel is provided with the gas outlet and the steam channel at the evaporation end.
[0013] Preferably, according to the synthetic capillary uniform temperature plate, the synthetic capillary channel does not need sintering process, and can be combined by the recess and the boss on the shell one and the shell two.
[0014] Preferably, the synthetic capillary uniform temperature plate is provided with a synthetic capillary channel, the synthetic capillary channel is formed by the combination of the shell one and the shell two, the synthetic capillary channel is in circular, square, oval, prismatic or other similar shape.
[0015] Preferably, the synthetic capillary uniform temperature plate is provided with a working liquid collecting groove, the working liquid collecting groove is connected with the working liquid collecting port.
[0016] Preferably, the synthetic capillary uniform temperature plate is provided with an outlet and a steam channel, the outlet is arranged on the evaporation end, and the steam channel is connected with the outlet.
[0017] Preferably, the synthetic capillary uniform temperature plate is provided with a welding edge on the shell one and the shell two, and the shell one and the shell two are connected through the welding edges.
[0018] The synthetic capillary uniform temperature plate is provided, when the shell one and the shell two are combined, the synthetic capillary channel is formed, the channel adiabatic section is in annular closed or local annular closed, the capillary force of the capillary channel is greatly enhanced, the working liquid transmission rate is greatly increased, the uniform temperature plate efficiency is enhanced, and the use of special capillary material is completely avoided, the uniform temperature plate process is simplified, the synthetic capillary channel porosity consistency is good, the production process performance consistency is high, and the product yield is improved. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical scheme in the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor.
[0020] Figure 1 It is the internal structure perspective view of the synthetic capillary uniform temperature plate provided by the utility model embodiment.
[0021] Figure 2 It is the structure schematic view of the shell one of the synthetic capillary uniform temperature plate provided by the utility model embodiment.
[0022] Figure 3 It is the structure schematic view of the shell two of the synthetic capillary uniform temperature plate provided by the utility model embodiment.
[0023] Figure 4 It is the whole cross section schematic view of the synthetic capillary uniform temperature plate provided by the utility model embodiment.
[0024] Figure 5 It is Figure 1 The enlarged structure schematic view of a in the figure.
[0025] Figure 6 is Figure 1 Enlarged structural schematic view at b in FIG.
[0026] In the figure, 1, the first shell; 2, the second shell; 3, the synthetic capillary channel;
[0027] 11, groove; 12, welding edge;
[0028] 21, boss;
[0029] 31, condensing end; 32, adiabatic section; 33, evaporating end;
[0030] 311, working fluid collection port; 312, auxiliary working fluid collection groove;
[0031] 331, gas outlet; 332, vapor passage. DETAILED DESCRIPTION
[0032] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.
[0033] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.
[0034] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0035] In the description of the embodiments of the present application, it should be noted that the directions or position relationships indicated by the terms "inner", "outer", "upper", etc. are based on the directions or position relationships shown in the drawings, or the directions or position relationships in which the product of the present application is usually placed, which are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular direction, be constructed and operated in a particular direction, therefore, cannot be understood as a limitation on the present application.
[0036] Referring toFigures 1-4 As shown in the embodiments of the present application, a synthetic capillary uniform temperature plate is provided, comprising: a shell one 1 and a shell two 2;
[0037] The shell one 1 and the shell two 2 are welded and connected, and working liquid is arranged therebetween;
[0038] The shell one 1 is provided with a groove 11, and the shell two 2 is provided with a boss 21;
[0039] The groove 11 and the boss 21 are correspondingly matched, and the groove 11 and the boss 21 are combined to form a synthetic capillary channel 3;
[0040] The synthetic capillary channel 3 comprises a condensation end 31, an adiabatic section 32 and an evaporation end 33;
[0041] The condensation end 31 is provided with a working liquid collecting port 311 and an auxiliary working liquid collecting groove 312;
[0042] The synthetic capillary channel 3 is linear in the adiabatic section 32, and the cross section is closed;
[0043] The synthetic capillary channel 3 is provided with an air outlet 331 and a steam channel 332 at the evaporation end 33.
[0044] It should be noted that the synthetic capillary channel 3 is linear in the adiabatic section 32, and the cross section is closed; of course, it can also be designed into other shapes and not closed, which is determined by the specific circumstances.
[0045] To further optimize the above technology, the synthetic capillary channel 3 does not need a sintering process, and can be combined by the groove 11 and the boss 21 on the shell one 1 and the shell two 2.
[0046] Specifically, the shell one 1 and the shell two 2 can be processed into a specific shape, which can better match the electronic components or electronic terminal products that need to be cooled.
[0047] To further optimize the above technology, the cross section of the synthetic capillary channel 3 is circular, square, oval, prismatic or other similar shapes.
[0048] To further optimize the above technology, the working liquid collecting port 311 is in communication with the working liquid collecting groove 312.
[0049] The synthetic capillary channel 3 is provided with the working liquid collecting port 311 and the auxiliary working liquid collecting groove 312 at the condensation end 31, which can make the condensed working liquid more quickly converge to the synthetic capillary channel 3.
[0050] To further optimize the above technology, the air outlet 331 and the steam channel 332 provided at the evaporation end 33 are in communication.
[0051] Specifically, the synthetic capillary channel 3 is provided with an air outlet 331 at the evaporation end 33, the working fluid flows back to the evaporation end 3 to be heated and evaporated, the steam enters the steam channel 332 from the air outlet 331, passes through the adiabatic section 32, and is transmitted to the condensation end 31.
[0052] In order to further optimize the above-mentioned technology, the shell one 1 and the shell two 2 are respectively provided with a welding edge 12, and the two are welded and connected through the welding edge 12.
[0053] The process and working principle of the synthetic capillary uniform plate are as follows: the shell one 1 and the shell two 2 are welded, water is injected, vacuum is extracted, and gas is removed by heating and sealing. Special patterns are designed and processed on the shell one 1 and the shell two 2, when the shell one 1 and the shell two 2 are welded, the groove 11 on the shell one 1 and the boss 21 on the shell two 2 are combined to form the synthetic capillary channel 3. The synthetic capillary channel 3 is straight from the condensation end 31 to the evaporation end, and the working fluid flows through a short distance compared with the capillary layer. The annular cross section of the adiabatic section 32 of the capillary channel can form a stronger capillary force, improve the capillary rate, and make the working fluid flow back to the evaporation end 33 from the condensation end 31 more quickly. The cross section of the synthetic capillary channel 3 can be circular, square, oval, prismatic, or other shapes. The synthetic capillary channel 3 is provided with a working fluid collecting port 311 and an auxiliary working fluid collecting groove 312 at the condensation end 31, so that the condensed working fluid can be quickly gathered to the synthetic capillary channel 3. The synthetic capillary channel 3 is linear at the adiabatic section 32, and the cross section is closed. Of course, it can also be designed in other shapes and not closed when needed. The synthetic capillary channel 3 is provided with an air outlet 331 at the evaporation end 33, the working fluid flows back to the evaporation end 33 to be heated and evaporated, the steam enters the steam channel 332 from the air outlet 331, passes through the adiabatic section 32, and is transmitted to the condensation end 31.
[0054] The synthetic capillary uniform plate provided by the utility model, when the shell one and the shell two are combined, forms a synthetic capillary channel, the cross section of the adiabatic section of the channel is annularly closed or locally annularly closed, the capillary force of the capillary channel is greatly enhanced, the transmission rate of the working fluid is greatly increased, the efficiency of the uniform plate is enhanced, and the use of special capillary material is completely avoided, the process of the uniform plate is simplified, the synthetic capillary channel has good consistency in porosity, and the performance consistency in the production process is high, so that the product yield is improved.
[0055] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.
Claims
1. A synthetic capillary uniform temperature plate, characterized by, The utility model relates to a kind of integrated capillary channels, including: Housing one and housing two; Welding connection between the housing one and the housing two, both are provided with working fluid before it; The housing one is provided with recess, and the housing two is provided with boss; The recess and boss are correspondingly matched, and the recess and boss are combined to form integrated capillary channel; The integrated capillary channel includes condensation end, adiabatic section and evaporation end; Working fluid collecting port and auxiliary working fluid collecting groove are provided in the condensation end; The integrated capillary channel is linear in adiabatic section, and the cross section is closed; The integrated capillary channel is provided with gas outlet and steam channel in evaporation end.
2. The synthetic capillary uniform temperature plate according to claim 1, wherein, The integrated capillary channel does not need sintering process, and can be formed by the recess and boss on the housing one and the housing two.
3. The synthetic capillary uniform temperature plate of claim 1, wherein, The cross section of the integrated capillary channel can be circular, square, oval or prismatic.
4. The synthetic capillary uniform temperature plate of claim 1, wherein, The working fluid collecting port is connected with the working fluid collecting groove.
5. The synthetic capillary uniform temperature plate of claim 1, wherein, The gas outlet and steam channel in the evaporation end are connected.
6. The synthetic capillary uniform temperature plate of claim 1, wherein, The housing one and the housing two are respectively provided with welding edge, and the two are connected by welding edge.