CN217179370U - Be applied to phase transition cold-storage device's 3D soaking plate structure - Google Patents
Be applied to phase transition cold-storage device's 3D soaking plate structure Download PDFInfo
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- CN217179370U CN217179370U CN202220622359.2U CN202220622359U CN217179370U CN 217179370 U CN217179370 U CN 217179370U CN 202220622359 U CN202220622359 U CN 202220622359U CN 217179370 U CN217179370 U CN 217179370U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The utility model relates to a be applied to phase transition cold-storage device's 3D soaking plate structure. The vapor chamber structure comprises an enhanced heat transfer shell and a cover plate arranged on the top of the enhanced heat transfer shell. The reinforced heat transfer shell is a special-shaped structure integrally processed and formed, and the special-shaped structure is large in surface area. The reinforced heat transfer shell and the cover plate form a special-shaped closed space, and a 3D capillary core formed by sintering aluminum powder is arranged in the special-shaped closed space. And a vapor chamber working medium filling pipe is arranged on the side surface of the enhanced heat transfer shell. According to the technical scheme provided by the utility model, the utility model discloses a new integral 3D soaking plate enhanced heat transfer structure based on aluminium powder structure sintering core has been established working medium gas-liquid phase transition in the special-shaped airtight space realizes the enhanced heat transfer, satisfies phase transition cold-storage device's the demand of conducting heat fast and the temperature control demand of heat source device.
Description
Technical Field
The utility model relates to a phase transition heat transfer is reinforceed and samming board technical field, concretely relates to be applied to phase transition cold-storage device's 3D soaking plate structure.
Background
With the development and wide application of short-time and intermittent working devices such as laser, infrared detection and the like, corresponding phase change cold accumulation devices are rapidly developed. The typical phase change cold storage device mainly comprises a shell, a phase change working medium (generally paraffin), a phase change enhanced heat transfer structure and the like, and absorbs heat generated by devices by using phase change latent heat of the phase change working medium so as to ensure the reliable work of heat source devices such as laser, infrared and the like.
At present, the conventional aluminum fins, foam copper, foam graphite and other modes are mostly adopted for heat transfer enhancement of the phase change enhanced heat transfer structure, but the heat transfer limitation of the enhanced heat transfer structure material is limited, the overall enhancement effect is limited, the limitation of the heat transfer bottleneck is more prominent for the cold storage device needing quick response, and the performance of the whole cold storage device is directly influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be applied to phase transition cold-storage device's 3D soaking plate structure, this soaking plate structure can utilize the high-speed thermal conductivity of phase transition heat transfer to realize 3D's intensive heat transfer.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a be applied to phase transition cold-storage device's 3D soaking plate structure, includes the heat transfer enhancement casing and installs the apron at the heat transfer enhancement casing top. The reinforced heat transfer shell is of a special-shaped structure integrally processed and formed, and the contact area of the inner surface and the outer surface is large. The reinforced heat transfer shell and the cover plate form a special-shaped closed space, and a 3D capillary core formed by sintering aluminum powder is arranged in the special-shaped closed space.
Furthermore, the reinforced heat transfer shell and the cover plate are made of aluminum alloy materials.
Furthermore, a soaking plate working medium filling pipe is arranged on the enhanced heat transfer shell.
Compared with the prior art, the utility model has the advantages that:
(1) the utility model discloses a new integral 3D soaking pit heat transfer structure is reinforceed based on aluminite powder structure sintering core has been built utilize working medium gas-liquid phase transition in the special-shaped airtight space is conducted heat and is realized reinforceing heat transfer, satisfies phase transition cold-storage device's the demand of conducting heat fast and the temperature control demand of heat source device.
(2) When the phase change cold-storage device is applied to 3D soaking plate structure, at first fill the pipe assembly with 3D soaking plate structure, phase change cold-storage device casing and phase change working medium and be in the same place, the junction can adopt electron beam welding or friction stir welding to seal, forms phase change cold-storage device structure, fill the back and fill the phase change working medium of structure preparation, like paraffin, form phase change cold-storage device.
(3) 3D soaking plate structure utilizes working medium gas-liquid phase transition in the special-shaped airtight space is conducted heat and is realized the intensive heat transfer, improves the coefficient of heat conductivity of intensive heat transfer casing, improves the heat source temperature on the apron, and the hot source highest temperature can reduce 5 ~ 8 ℃ on year-on-year basis.
Drawings
Fig. 1 is a schematic structural view of a 3D soaking plate structure in the present invention;
fig. 2 is a sectional view of the 3D vapor chamber structure of the present invention applied to a phase change cold storage device.
Wherein:
1. the device comprises a cover plate, 2 parts of a reinforced heat transfer shell, 3 parts of a 3D capillary core, 4 parts of a vapor chamber working medium filling pipe, 5 parts of a phase change cold storage device shell, 6 parts of a phase change working medium filling pipe, 7 parts of a phase change working medium.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
a 3D vapor chamber structure applied to a phase change cold storage device as shown in fig. 1-2, comprising an enhanced heat transfer case 2 and a cover plate 1 mounted on top of the enhanced heat transfer case 2. The enhanced heat transfer shell 2 is of an integrally processed and formed special-shaped structure, the surface area is large, an opening is formed in the top of the enhanced heat transfer shell, and the cover plate is installed at the opening in the top of the enhanced heat transfer shell. The reinforced heat transfer shell 2 and the cover plate 1 form a special-shaped closed space, namely a cavity is enclosed, and a 3D capillary core formed by sintering aluminum powder is arranged in the special-shaped closed space. The special-shaped structure comprises a transverse strip-shaped area and a plurality of longitudinal strip-shaped areas which are arranged below the transverse strip-shaped area at intervals, and the longitudinal strip-shaped areas are communicated with the transverse strip-shaped area. The area indicated by the hatching at an angle of 45 degrees in fig. 1 is the special-shaped structure. Preferably, the transverse strip-shaped area and the longitudinal strip-shaped area are both cuboid cavities. The special-shaped closed space is a cavity enclosed by the special-shaped structure and the cover plate, and the dot filling area in the figures 1 and 2 is the special-shaped closed space.
Further, the 3D capillary core 3 is of an integral sintering structure, specifically, the 3D capillary core 3 is formed by sintering aluminum powder, and the sintered aluminum powder is honeycomb-shaped and is combined with the reinforced heat transfer shell 2 to form a sintered shell component.
Furthermore, the enhanced heat transfer shell 2 and the cover plate 1 are made of aluminum alloy, so that the aluminum alloy has high heat conductivity and low density. Aluminum powder is filled in a relative closed space formed by the cover plate 1 and the enhanced heat transfer shell 2, and a 3D capillary core structure is formed after the aluminum powder is sintered and molded, so that the multi-dimensional heat transfer of heat on the cover plate 1 is facilitated, and the heat transfer effect is good.
Furthermore, the enhanced heat transfer shell 2 is of a special-shaped structure integrally processed and formed, and the surface area is large.
Furthermore, a soaking plate working medium filling pipe 4 is arranged on the enhanced heat transfer shell 2.
The manufacturing method of the 3D soaking plate structure applied to the phase change cold accumulation device comprises the following steps:
(1) the cover plate 1, the enhanced heat transfer shell 2 and the vapor chamber working medium filling pipe 4 are respectively processed in a numerical control precision processing mode.
(2) And welding the soaking plate working medium filling pipe 4 on the enhanced heat transfer shell 2 to obtain the shell assembly.
(3) And filling aluminum powder with the diameter of 30-100 microns into the enhanced heat transfer shell 2 to obtain the shell component filled with the aluminum powder.
(4) And placing the shell assembly filled with the aluminum powder into a sintering furnace for sintering, controlling the working temperature at 550-600 ℃, and the sintering time at 8-10 hours, wherein the aluminum powder after sintering is a honeycomb-shaped 3D capillary core and is combined with the enhanced heat transfer shell 2 to form the sintered shell assembly.
(5) The sintered shell assembly and the cover plate 1 are assembled well, the fixture is adopted for limiting and fixing, and then the sintered shell assembly and the cover plate are welded in a brazing furnace to form a 3D soaking plate structure.
(6) And vacuumizing the welded 3D soaking plate structure, filling a certain working medium into the 3D soaking plate structure through a soaking plate working medium filling pipe 4 after vacuumizing is finished, and then performing compression joint and sealing.
The utility model discloses utilize working medium gas-liquid phase transition in the airtight space of dysmorphism realizes the intensive heat transfer, satisfies phase transition cold-storage device's the quick demand of transferring heat and the temperature control demand of heat source device. As shown in fig. 2, 3D soaking plate structure and phase change cold-storage device casing 5 and phase change working medium fill and annotate pipe 6 and assemble together, the junction can adopt electron beam welding or friction stir welding to seal, forms phase change cold-storage device structure, fill after phase change cold-storage device structure preparation fills and annotate phase change working medium 7, like paraffin, form phase change cold-storage device. The utility model discloses utilize the working medium gas-liquid phase transition in the airtight space of dysmorphism to realize the intensive heat transfer. The hot end of the working medium absorption cover plate in the special-shaped closed space absorbs heat, the liquid phase is converted into the gas phase, the cold end at the bottom of the enhanced heat transfer shell releases heat, the gas phase is converted into the liquid phase, the liquid phase working medium is conveyed back to the hot end of the cover plate through the capillary force of the 3D capillary core, and a large amount of heat is rapidly transferred by means of the gas-liquid phase change of the working medium, so that rapid heat transfer is realized. The 3D capillary core can realize rapid heat transfer along the plane direction of the cover plate and can also realize rapid heat transfer along the direction vertical to the plane of the cover plate. Compare traditional vapor chamber and can only realize heat transfer in the plane, 3D vapor chamber structure can realize thermal multidimension degree, quick transmission. Compare pure aluminum alloy material's of tradition intensive heat transfer structure, 3D soaking plate structure coefficient of heat conductivity better, satisfy phase change cold-storage device's the quick heat transfer demand and the temperature control demand of heat source device. Furthermore, the preparation method of 3D soaking plate structure, including processing, powder filling, sintering, welding, notes liquid link, the cost is lower, and possesses better application prospect.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (3)
1. The utility model provides a be applied to phase transition cold-storage device's 3D soaking plate structure which characterized in that: the heat transfer device comprises an enhanced heat transfer shell and a cover plate arranged on the top of the enhanced heat transfer shell; the reinforced heat transfer shell is of a special-shaped structure which is integrally processed and formed, the reinforced heat transfer shell and the cover plate form a special-shaped closed space, and a 3D capillary core which is formed by sintering aluminum powder is arranged in the special-shaped closed space.
2. The 3D vapor chamber structure applied to the phase change cold storage device according to claim 1, wherein: the reinforced heat transfer shell and the cover plate are both made of aluminum alloy materials.
3. The 3D vapor chamber structure applied to the phase change cold storage device according to claim 1, wherein: and a soaking plate working medium filling pipe is arranged on the enhanced heat transfer shell.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601821 | 2021-03-22 | ||
| CN2021206018216 | 2021-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217179370U true CN217179370U (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220622359.2U Active CN217179370U (en) | 2021-03-22 | 2022-03-21 | Be applied to phase transition cold-storage device's 3D soaking plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217179370U (en) |
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2022
- 2022-03-21 CN CN202220622359.2U patent/CN217179370U/en active Active
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