CN211457781U - Air-cooled plate type phase change radiator - Google Patents
Air-cooled plate type phase change radiator Download PDFInfo
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- CN211457781U CN211457781U CN201921654067.1U CN201921654067U CN211457781U CN 211457781 U CN211457781 U CN 211457781U CN 201921654067 U CN201921654067 U CN 201921654067U CN 211457781 U CN211457781 U CN 211457781U
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Abstract
The utility model discloses an air-cooled plate type phase change radiator, which comprises a phase change radiating plate body; the phase-change heat dissipation plate body is of an integrated plate structure, a fluid channel is arranged in the phase-change heat dissipation plate body, and a phase-change working medium is arranged in the fluid channel; the phase change heat dissipation plate body comprises a heat absorption section and a heat dissipation section, and the fluid channel is communicated with the heat absorption section and the heat dissipation section; the heat absorption section of the phase change heat dissipation plate body is connected with a product to be dissipated; the heat dissipation section of the phase change heat dissipation plate body is located outside a product to be dissipated, and the height of the heat dissipation section is higher than that of the heat absorption section. The utility model discloses a phase transition heating panel body formula plate structure as an organic whole, inside is equipped with fluid passage, is equipped with the phase transition working medium in the fluid passage, and the integral type structure reduce the cost, optimized the technology, and the welding point is few, has improved the reliability.
Description
Technical Field
The utility model relates to a heat abstractor especially relates to a forced air cooling board-like phase change radiator.
Background
With the rapid development of miniaturization, integration and high efficiency of power electronic equipment and devices, the performance and heat dissipation capacity of the devices are continuously increased, and the traditional heat dissipation technology cannot meet the increasing power heat dissipation requirements due to the fact that local heat flow density is too high and local temperature is too high due to uneven heat flow distribution, heat dissipation is not timely and heat dissipation efficiency is low.
The phase change radiator is an integrated plate structure with a hollow cavity, and phase change working media are filled in the cavity and are in a negative pressure state. When heat flow is conducted to an evaporation zone of the phase-change radiator from a heat source, the phase-change working medium in the cavity starts to generate a liquid phase vaporization phenomenon at a specific temperature under a vacuum condition, at the moment, the phase-change working medium can absorb heat energy and quickly vaporize, vapor of a vapor phase can fill the whole cavity under the condition, and the vapor phase moves to a condensation section to be cooled and liquefied and then flows back to the evaporation section under the action of gravity or capillary force to form gas-liquid circulation.
How to design a scientific and reasonable radiator with good radiating effect by using the basic principle of the phase-change radiator is the key point of research in the field of radiating.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air-cooled plate formula phase change radiator optimizes the heat radiation structure of current phase change radiator, reinforcing heat dispersion.
Realize the utility model discloses the technical scheme of purpose is: an air-cooled plate type phase change radiator comprises a phase change radiating plate body; the phase-change heat dissipation plate body is of an integrated plate structure, a fluid channel is arranged in the phase-change heat dissipation plate body, and a phase-change working medium is arranged in the fluid channel; the phase change heat dissipation plate body comprises a heat absorption section and a heat dissipation section, and the fluid channel is communicated with the heat absorption section and the heat dissipation section; the heat absorption section of the phase change heat dissipation plate body is connected with a product to be dissipated; the heat dissipation section of the phase change heat dissipation plate body is located outside a product to be dissipated, and the height of the heat dissipation section is higher than that of the heat absorption section.
In order to ensure the heat dissipation effect, it is necessary to ensure that the contact area with the heating element is sufficient, so in a preferred embodiment, the upper end surface of the heat absorbing section of the phase change heat dissipation plate body is a plane; or a boss or a groove is arranged on the upper end face of the heat absorption section of the phase change heat dissipation plate body, and the upper end face of the boss or the groove bottom of the groove is a plane.
Because the phase change heat dissipation plate body usually adopts an inflation process to form the fluid channel, the phase change heat dissipation plate body adopts a relatively thin connecting plate, and the flatness of the surface of the connecting plate cannot be completely controlled during inflation, so that in a preferred embodiment, the phase change heat dissipation plate further comprises the connecting plate; the connecting plate is arranged on the upper end face of the heat absorption section of the phase change heat dissipation plate body. A heating element of a product to be cooled is attached to the connecting plate, and the smooth connecting plate is attached to the heating element, so that the heat transfer effect is ensured. Further, the connecting plate is provided with a groove; the groove is matched with a heating element of a product to be radiated.
As a preferred scheme of the air-cooled plate type phase-change radiator, the phase-change radiating plate body sequentially comprises an upper horizontal section, a vertical section and a lower horizontal section, wherein the upper horizontal section is a radiating section, and the lower horizontal section is a heat absorbing section.
As another preferred scheme of the air-cooled plate type phase-change radiator, the air-cooled plate type phase-change radiator also comprises radiating fins; the radiating fins are arranged on the radiating section of the phase-change radiating plate body. Specifically, the heat radiating fins are formed by punching and folding edges at a plurality of positions on the heat radiating section of the phase-change heat radiating plate body. Or further comprises a fin set; the fin group is arranged on the heat dissipation section of the phase change heat dissipation plate body. The arrangement of the heat radiating fins or the fixed fin groups is formed by punching and folding edges, so that the heat radiating effect of the heat radiating section is better.
As another preferred scheme of the air-cooled plate type phase-change radiator, the air-cooled plate type phase-change radiator also comprises a fan; the fan is arranged on the radiating fin or the fin group. In this scheme, the fan can further provide the wind regime, promotes the radiating effect.
As another preferable scheme of the air-cooled plate type phase change heat radiator, the phase change heat radiating plate body comprises a slope section and a horizontal section, wherein the slope section is a heat radiating section, and the horizontal section is a heat absorbing section. The scheme is to reform the phase change heat dissipation plate body, so that the bending step of the phase change heat dissipation plate body is simpler. In a similar way, the inclined slope section of the phase change heat dissipation plate body is fixed with a fin group. Or punching and folding edges at a plurality of positions on the slope section of the phase change heat dissipation plate body to form heat dissipation fins. Under this scheme, the contact surface setting of heat absorption section and heating element is the plane effect more. A connecting plate can be welded on the upper end face of the heat absorbing section to be in contact with the heating element.
By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) the utility model discloses a phase transition heating panel body formula plate structure as an organic whole, inside is equipped with fluid passage, is equipped with the phase transition working medium in the fluid passage, and the integral type structure cost is reduced, the technology has been optimized, and the welding point is few, has improved the reliability, can be applicable to the control box heat dissipation of multiple electrical apparatus/electronic product.
(2) The phase change heat dissipation plate body of the utility model is also divided into two or three folding forms, which can be selected according to actual conditions and is flexible and convenient.
(3) The utility model discloses the up end of the heat absorption section of phase change heating panel body is the plane, perhaps the heat absorption section of phase change heating panel body is the plane with the region of heating element laminating, can ensure enough with heating element's area of contact to ensure the radiating effect.
(4) The phase-change heat dissipation plate body needs to form a fluid channel by adopting a blowing process, so that the phase-change heat dissipation plate body adopts a relatively thin connecting plate, the flatness of the surface of the phase-change heat dissipation plate body cannot be completely controlled during blowing, and the connecting plate is welded on the upper end face of a heat absorption section of the phase-change heat dissipation plate body; and a flat connecting plate is attached to a heating element of a product to be cooled, so that the heat transfer effect is ensured.
(5) Further, the utility model discloses set up the recess of placing the original paper that generates heat on the connecting plate, the bottom surface and the lateral wall contact of heating element and recess have only increased heat radiating area with the connecting plate contact than not setting up the recess, and the radiating effect further promotes.
(6) The utility model discloses a set up radiating fin or fin group at phase change heating panel body condensation segment for the radiating segment radiating effect is better.
(7) The utility model discloses a set up the fan on radiating fin or fin group for the radiating section radiating effect is better.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic view of embodiment 2 of the present invention, which is assembled with a control box.
Fig. 3 is a schematic diagram of embodiment 3 of the present invention.
Fig. 4 is a schematic diagram of embodiment 4 of the present invention.
Fig. 5 is a schematic view of embodiment 5 of the present invention, which is assembled with a control box.
Fig. 6 is a sectional view a-a of fig. 5.
Fig. 7 is a schematic view of embodiment 6 of the present invention.
The reference numbers in the drawings are:
the phase change heat dissipation plate comprises a phase change heat dissipation plate body 1, an upper horizontal section 11, a vertical section 12, a lower horizontal section 13, a slope section 14 and a horizontal section 15;
the connecting plate 2 and the groove 21;
heat radiating fins 3;
a fin group 4;
a fan 5;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements 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 invention.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a forced air cooling board-like phase change radiator, the utility model discloses an overall thinking as follows:
an air-cooled plate type phase change radiator comprises a phase change radiating plate body 1; the phase-change heat dissipation plate body 1 is of an integrated plate type structure, a fluid channel is arranged in the phase-change heat dissipation plate body, and a phase-change working medium is arranged in the fluid channel; the phase change heat dissipation plate body 1 comprises a heat absorption section and a heat dissipation section, and a fluid channel is communicated with the heat absorption section and the heat dissipation section; the heat absorption section of the phase change heat dissipation plate body 1 is connected with a product to be dissipated; the heat dissipation section of the phase change heat dissipation plate body 1 is located outside a product to be dissipated, and the height of the heat dissipation section is higher than that of the heat absorption section.
The utility model discloses a phase transition heating panel body formula plate structure as an organic whole, inside is equipped with fluid passage, is equipped with the phase transition working medium in the fluid passage, and the integral type structure reduce the cost, optimized the technology, and the welding point is few, has improved the reliability.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
(example 1)
Referring to fig. 1, an air-cooled plate type phase change heat sink includes a phase change heat sink body 1; the phase-change heat dissipation plate body 1 is of an integrated plate type structure, a fluid channel is arranged in the phase-change heat dissipation plate body, and a phase-change working medium is arranged in the fluid channel; the phase change heat dissipation plate body 1 comprises a heat absorption section and a heat dissipation section, and a fluid channel is communicated with the heat absorption section and the heat dissipation section; the heat absorption section of the phase change heat dissipation plate body 1 is connected with a product to be dissipated; the heat dissipation section of the phase change heat dissipation plate body 1 is located outside a product to be dissipated, and the height of the heat dissipation section is higher than that of the heat absorption section. The phase-change heat dissipation plate body 1 is a plate-type structure which is formed by processing two substrates through a blowing process or a stamping welding process and is internally provided with a fluid channel. Specifically, when the inflation process is adopted for processing, the rolling inhibitor is printed on the substrate, and then the two substrates are riveted and subjected to hot rolling compounding. When in hot rolling, the two substrates are compounded into a whole, but the area printed with the rolling inhibitor in advance is not rolled, so that the area printed with the rolling inhibitor can be blown by high-pressure gas to form a fluid channel. When the stamping and welding process is adopted for processing, the base plates are firstly stamped and formed into the fluid channel, and then the two base plates are welded to form the plate-type structure with the fluid channel arranged inside. And then, filling the plate-type structure with phase-change working media, including but not limited to water, ethanol, R134a, R245fa and R1233zd, and welding and sealing.
When the phase-change heat dissipation plate is used, the heat absorption section of the phase-change heat dissipation plate body 1 is connected with a product to be dissipated (a control box 6), the height of the heat dissipation section of the phase-change heat dissipation plate body 1 is higher than that of the heat absorption section, and the fluid channel is communicated with the heat absorption section and the heat dissipation section; the heating element 61 in the control box 6 is attached to the heat absorbing section of the phase change heat dissipation plate body 1. When the heat absorption section is in work, the liquid phase-change working medium in the heat absorption section absorbs heat of a heat source and then vaporizes, the gaseous phase-change working medium rapidly expands to fill the whole cavity, the gaseous phase-change working medium is cooled and liquefied after moving to the heat dissipation section, then the liquid phase-change working medium is guided to flow back to the heat absorption section again, and the temperature is lowered in a circulating reciprocating mode.
As shown in fig. 1, the phase change heat dissipation plate body 1 sequentially includes an upper horizontal section 11, a vertical section 12, and a lower horizontal section 13, where the upper horizontal section 11 is a heat dissipation section, and the lower horizontal section 13 is a heat absorption section. The upper horizontal section 11, the vertical section 12 and the lower horizontal section 13 of the phase change heat dissipation plate body 1 are in arc transition.
In this embodiment, the phase change heat dissipation plate body 1 may be disposed at the bottom of a product to be cooled, such as a control box 6 of an outdoor unit of a variable frequency air conditioner. The bottom surface of the control box 6 is provided with a first through hole; the heat absorption section of the phase change heat dissipation plate body 1 is assembled below the first through hole on the bottom surface of the control box 6; so that the heating element 61 in the control box 6 passes through the first through hole on the bottom surface of the control box 6 to be attached to the heat absorbing section of the phase change heat dissipation plate body 1.
In order to better adhere to the heating element 61, in this embodiment, the upper end surface of the heat absorbing section of the phase change heat dissipating plate body 1 may be a flat surface, and in this case, a certain suppression means may be adopted to control the expansion deformation of the substrate only toward the lower end surface during the inflation. Or when the flow channel is designed, the size of the heating element 61 is considered, so that the area where the heat absorption section of the phase change heat dissipation plate body 1 is attached to the heating element 61 is a plane, in this scheme, the heating element 61 can be placed in the groove where the attachment area of the heat absorption section is sunken, the periphery of the heating element 61 is in contact with the fluid channel, and the heat dissipation effect is better. It is of course also possible to weld the webs 2 in the heat sink section to make contact with the heating element 61. The heat dissipation section of the phase change heat dissipation plate body 1 may be provided with heat dissipation fins or fin groups to increase the heat dissipation area, which is not shown in fig. 1, but those skilled in the art can fully know how to implement the phase change heat dissipation plate according to the written description.
(example 2)
As shown in fig. 2, in the present embodiment, the phase change heat dissipation plate body 1 also includes an upper horizontal section 11, a vertical section 12, and a lower horizontal section 13 in sequence, wherein the upper horizontal section 11 is a heat dissipation section, and the lower horizontal section 13 is a heat absorption section, and in fig. 2, the lower horizontal section 13 extends into the control box 6, so that only a part thereof is visible. The upper horizontal section 11, the vertical section 12 and the lower horizontal section 13 of the phase change heat dissipation plate body 1 are in arc transition. In order to obtain better heat dissipation effect, the heat dissipation fins 3 are formed by punching and folding a plurality of positions on the upper horizontal section 11 of the phase change heat dissipation plate body 1, so that the heat dissipation area of the heat dissipation section can be remarkably increased.
As shown in fig. 2, a second through hole is formed in the side surface of the control box 6; the heat absorption section of the phase change heat dissipation plate body 1 penetrates through the second through hole on the side surface of the control box 6 to be attached to the heating element in the control box 6.
(example 3)
As shown in fig. 3, in the present embodiment, the phase change heat dissipation plate body 1 also includes an upper horizontal section 11, a vertical section 12, and a lower horizontal section 13 in sequence, where the upper horizontal section 11 is a heat dissipation section, and the lower horizontal section 13 is a heat absorption section. The upper horizontal section 11, the vertical section 12 and the lower horizontal section 13 of the phase change heat dissipation plate body 1 are in arc transition. In order to improve the heat dissipation effect on the basis of example 1. The upper horizontal section 11 of the phase change heat dissipation plate body 1 is fixed with a fin group 4. The fin group 4 is preferably fixed to the lower end surface of the heat radiating section.
The structure of the present embodiment may be in contact with the control box 6 in the manner of embodiment 1 or embodiment 2. That is, the phase-change heat-dissipating plate body 1 is in contact with the bottom surface of the control box 6, see the description of embodiment 1. It is also possible to insert the phase change heat radiation plate body 1 into the control box 6 from the side of the control box 6 while fixing the fin group 4 at the heat radiation section, as described in embodiment 2.
(example 4)
Referring to fig. 4, the shape of the phase change heat dissipation plate body 1 in this embodiment is changed from that in embodiments 1 to 3, and the phase change heat dissipation plate body 1 includes a slope section 14 and a horizontal section 15, where the slope section 14 is a heat dissipation section and the horizontal section 15 is a heat absorption section.
In this embodiment, the phase change heat dissipation plate body 1 is bent only once, and the processing is more convenient.
In this embodiment, the contact between the phase-change heat dissipation plate body 1 and the control box 6 may be bottom contact or may extend into the box body. For the same reason, the heat dissipation section of the phase change heat dissipation plate body 1 may also be provided with heat dissipation fins 3 or fin groups 4; the heat absorbing section of the phase change heat dissipation plate body 1 is arranged to be flat (i.e. not blown up here), or the area in contact with the heating element is arranged to be flat (i.e. not blown up here), or a connecting plate is welded on the upper end face of the heat absorbing section. These warp all are based on the utility model's conception, belong to the utility model's protection category.
Because the integral plate structure of the phase change heat dissipation plate body 1 is processed by a blowing process or a stamping and welding process, a fluid channel needs to be formed inside, so that only one side of the integral plate structure is a plane at most, and in the embodiment, the binding surface of the heat absorption section and the heat source, and the composite surface of the heat dissipation section and the fins are on the same side, so that the plane side can be adopted, and the binding and the compounding are more effective.
(example 5)
As shown in fig. 5 and 6, the connection plate 2 is welded to the upper end surface of the heat absorbing section of the phase change heat dissipation plate body 1 of the present embodiment; the heating element 61 in the control box 6 is attached to the connection plate 2. The connecting plate 2 is provided with a groove 21 which can be matched with a heating element 61 in the control box 6; the heating element 61 in the control box 6 is placed in the recess 21. The heating element 61 contacts with the bottom surface and the side wall of the groove 21, the heat dissipation area is increased compared with the case that the groove is not arranged and only the bottom surface contacts with the connecting plate, and the heat dissipation effect is further improved.
(example 6)
As shown in fig. 7, the present embodiment further includes a fan 5; the fan 5 is disposed on the fin group 4. But may be provided on the heat dissipating fins 3. Preferably, the lower end surface of the heat dissipating fin 3 or the fin group 4. The fan 5 is arranged to further improve the heat dissipation effect of the heat dissipation section.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a forced air cooling board-like phase change radiator which characterized in that: comprises a phase-change heat dissipation plate body (1); the phase-change heat dissipation plate body (1) is of an integrated plate type structure, a fluid channel is arranged in the phase-change heat dissipation plate body, and a phase-change working medium is arranged in the fluid channel; the phase change heat dissipation plate body (1) comprises a heat absorption section and a heat dissipation section, and a fluid channel is communicated with the heat absorption section and the heat dissipation section; the heat absorption section of the phase change heat dissipation plate body (1) is connected with a product to be dissipated; the heat dissipation section of the phase change heat dissipation plate body (1) is located outside a product to be dissipated, and the height of the heat dissipation section is higher than that of the heat absorption section.
2. The air-cooled plate type phase-change heat radiator of claim 1, wherein: the upper end surface of the heat absorption section of the phase change heat dissipation plate body (1) is a plane; or a boss or a groove is arranged on the upper end face of the heat absorption section of the phase change heat dissipation plate body (1), and the upper end face of the boss or the groove bottom of the groove is a plane.
3. The air-cooled plate type phase-change heat radiator of claim 1, wherein: the device also comprises a connecting plate (2); the connecting plate (2) is arranged on the upper end face of the heat absorption section of the phase change heat dissipation plate body (1).
4. The air-cooled plate type phase-change heat radiator of claim 3, wherein: the connecting plate (2) is provided with a groove (21).
5. The air-cooled plate type phase-change heat radiator of claim 1, wherein: the phase change heat dissipation plate body (1) sequentially comprises an upper horizontal section (11), a vertical section (12) and a lower horizontal section (13), wherein the upper horizontal section (11) is a heat dissipation section, and the lower horizontal section (13) is a heat absorption section.
6. The air-cooled plate type phase-change heat radiator of claim 1, wherein: the phase change heat dissipation plate body (1) comprises a slope section (14) and a horizontal section (15), wherein the slope section (14) is a heat dissipation section, and the horizontal section (15) is a heat absorption section.
7. The air-cooled plate type phase-change heat radiator of claim 1, wherein: the heat dissipation device also comprises a heat dissipation fin (3) or a fin group (4); the radiating fins (3) or the fin groups (4) are arranged on the radiating section of the phase-change radiating plate body (1).
8. The air-cooled plate type phase-change heat radiator of claim 7, wherein: and a plurality of positions on the heat dissipation section of the phase change heat dissipation plate body (1) are punched and folded to form the heat dissipation fins (3).
9. The air-cooled plate type phase-change heat radiator of claim 7 or 8, wherein: also comprises a fan (5); the fan (5) is arranged on the radiating fin (3) or the fin group (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921654067.1U CN211457781U (en) | 2019-09-30 | 2019-09-30 | Air-cooled plate type phase change radiator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921654067.1U CN211457781U (en) | 2019-09-30 | 2019-09-30 | Air-cooled plate type phase change radiator |
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| CN211457781U true CN211457781U (en) | 2020-09-08 |
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| CN201921654067.1U Active CN211457781U (en) | 2019-09-30 | 2019-09-30 | Air-cooled plate type phase change radiator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678044A (en) * | 2019-09-30 | 2020-01-10 | 常州恒创热管理有限公司 | Air-cooled plate type phase change radiator |
| CN112739153A (en) * | 2020-12-09 | 2021-04-30 | 合肥应为电子科技有限公司 | Space synthesis power amplifier and heat dissipation device thereof |
-
2019
- 2019-09-30 CN CN201921654067.1U patent/CN211457781U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678044A (en) * | 2019-09-30 | 2020-01-10 | 常州恒创热管理有限公司 | Air-cooled plate type phase change radiator |
| CN112739153A (en) * | 2020-12-09 | 2021-04-30 | 合肥应为电子科技有限公司 | Space synthesis power amplifier and heat dissipation device thereof |
| CN112739153B (en) * | 2020-12-09 | 2023-06-23 | 合肥应为电子科技有限公司 | Space synthesis power amplifier and heat dissipation device thereof |
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Address after: 213176 No.20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: Changzhou Hengchuang Thermal Management System Co.,Ltd. Country or region after: China Address before: 213176 No.20, Jiandong Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU HENGCHUANG HEAT MANAGEMENT Co.,Ltd. Country or region before: China |