A heat conduction plate
By designing a thermal temperature equalization plate, using through holes and angle-setting heat plates, as well as thermal core materials, the problem that traditional temperature equalization plates cannot transfer heat between different space planes is solved, and effective heat dissipation of airborne equipment is achieved.
Patent Information
- Application Number
- CN202421145158.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-24
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-05-24
AI Technical Summary
In actual engineering applications, the on-board equipment and the heat dissipation end are often in different space planes, resulting in the inability to use traditional temperature equalization plates for heat transfer.
A thermal temperature equalization plate is designed, including a through hole, a cold-end thermal plate and a hot-end thermal plate. The plate surfaces of the cold-end thermal plate and the thermal-end thermal plate are arranged at an angle, and heat transfer is achieved through the thermal core material in the through hole.
The heat dissipation requirement for airborne equipment is realized, and heat transfer between different space planes can be transferred, meeting the heat transfer requirements of power devices and cold source under the influence of specific factors.
Smart Images
Figure CN222706846U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of heat dissipation, and in particular relates to a heat-conducting temperature-averaging plate. Background Art
[0002] In the field of heat dissipation technology, heat is usually transferred to the housing of the airborne equipment through a vapor chamber, and the heat is dissipated through natural heat dissipation, forced air cooling, or liquid cooling. Since the hot end and the cold end of the vapor chamber are mostly in the same plane, heat transfer between the airborne equipment and the heat dissipation end can only be achieved between parallel planes.
[0003] However, in actual engineering applications, due to the influence of multiple factors such as space conditions or device layout, it is often the case that the airborne equipment and the heat dissipation end need to be in different spatial planes, making it impossible to use the current temperature spreader to transfer heat to the airborne equipment. Utility Model Content
[0004] The utility model aims to provide a thermally conductive temperature-conducting plate to address the problem that in actual engineering applications, airborne equipment and heat dissipation ends often need to be in different spatial planes, making it impossible to use current temperature-conducting plates to transfer heat to the airborne equipment.
[0005] A heat conduction plate comprises a body, wherein a through hole is provided inside the body; a cold end heat conduction plate is provided at one end of the through hole, and a hot end heat conduction plate is provided at the other end, and the plate surface of the cold end heat conduction plate is arranged at an angle with the plate surface of the hot end heat conduction plate;
[0006] A heat-conducting core material is arranged in the through hole, and one end of the heat-conducting core material is connected to the cold-end heat-conducting plate, and the other end of the heat-conducting core material is connected to the hot-end heat-conducting plate after passing through the through hole.
[0007] Furthermore, the through hole passes through a group of opposite side surfaces of the body, and in the group of opposite side surfaces, the cold end heat conducting plate is integrally sealed on one of the side surfaces, and the hot end heat conducting plate is integrally sealed on another side surface.
[0008] Furthermore, in the opposite sides of the body penetrated by the through hole, a cavity is provided on each side, and the bottom surfaces of the two cavities are arranged at an angle, the cold end heat conduction plate is sealed in parallel on one of the cavities, and the hot end heat conduction plate is sealed in parallel on the other cavity.
[0009] Furthermore, one end of the thermally conductive core material is evenly laid in one of the concave cavities and fits with the inner surface of the hot end thermal conductive plate, and the other end of the thermally conductive core material is evenly laid in another concave cavity and fits with the inner surface of the cold end thermal conductive plate.
[0010] Furthermore, between the hot end heat conducting plate and the corresponding concave cavity bottom surface, a thermal hollow column is provided on the bottom surface of the concave cavity, a thermal convex column adapted to the thermal hollow column is provided on the inner side of the hot end heat conducting plate, and the edge of the hot end heat conducting plate is hot-pressed welded to the side surface of the body;
[0011] A cold hollow column is provided on the bottom of the cavity between the cold end cooling plate and the corresponding concave cavity, a cold convex column adapted to the cold hollow column is provided on the inner side of the cold end cooling plate, and the edge of the cold end cooling plate is hot-pressed welded to the side of the body.
[0012] Furthermore, the main body is a frame structure.
[0013] Furthermore, the body includes a hot bearing plate, a cold bearing plate and a support plate for connecting the hot bearing plate and the cold bearing plate, the hot end heat conducting plate is arranged on the hot bearing plate, and the cold end heat conducting plate is arranged on the cold bearing plate.
[0014] Furthermore, there are at least two support plates, and all the support plates are arranged at intervals between the hot bearing plate and the cold bearing plate; and the through hole is provided on one of the support plates.
[0015] Furthermore, the thermally conductive core material is a graphene thermally conductive core material.
[0016] Furthermore, the through hole is located in the middle of the body.
[0017] The beneficial effects of the utility model are:
[0018] The utility model provides a heat conduction equalizing plate. When in use, the utility model generates heat transfer through the cold end heat conduction plate and the heat dissipation end, generates heat transfer through the hot end heat conduction plate and the airborne equipment, and realizes heat transfer between the hot end heat conduction plate and the cold end heat conduction plate through the heat conduction core material in the through hole, thereby realizing the heat dissipation demand of the airborne equipment.
[0019] In the present invention, the cold end heat conducting plate surface and the hot end heat conducting plate surface are set at an angle, so that the cold end heat conducting plate and the hot end heat conducting plate in the present invention can be interconnected in non-parallel planes. In actual use, the present invention can adjust the plate surface angle between the cold end heat conducting plate and the hot end heat conducting plate according to actual needs, so that the present invention can meet the heat transfer requirements of power devices and cold sources in different spatial planes under the influence of specific factors. That is, the present invention can solve the problem that traditional temperature averaging plates cannot transfer heat between power devices and cold sources in different spatial planes. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a schematic diagram of the cross-sectional structure of this embodiment.
[0021] Figure 2 This is a schematic diagram of the explosion structure of this embodiment (excluding the thermal conductive core material).
[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the main frame.
[0023] Reference numerals:
[0024] 1-main body, 11-through hole, 12-concave cavity, 13-thermal hollow column, 14-heat bearing plate, 15-cold bearing plate, 16-support plate, 2-cold end heat conducting plate, 21-cold convex column, 3-hot end heat conducting plate, 31-thermal convex column, 4-thermal conductive core material. DETAILED DESCRIPTION
[0025] Example embodiments will be described more fully below with reference to the accompanying drawings, but the example embodiments may be embodied in different forms and should not be construed as limited to the embodiments set forth herein. On the contrary, the purpose of providing these embodiments is to make the present invention thorough and complete and to enable those skilled in the art to fully understand the scope of the present invention.
[0026] In the absence of conflict, the embodiments of the present invention and the features therein may be combined with each other.
[0027] As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.
[0028] The terms used herein are only used to describe specific embodiments and are not intended to limit the present invention. As used herein, the singular forms "a", "an" and "the" are also intended to include the plural forms unless the context clearly indicates otherwise. It will also be understood that when the terms "comprising" and / or "made of" are used in this specification, the existence of the features, wholes, steps, operations, elements and / or components is specified, but the existence or addition of one or more other features, wholes, steps, operations, elements, components and / or groups thereof is not excluded.
[0029] Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as those commonly understood by those of ordinary skill in the art. It will also be understood that terms such as those defined in commonly used dictionaries should be understood to have meanings consistent with their meanings in the context of the relevant technology and the present invention, and will not be understood to have idealized or overly formal meanings unless explicitly defined herein.
[0030] In actual engineering applications, it is often the case that airborne equipment and the heat dissipation end need to be in different spatial planes, making it impossible to use the current temperature spreader to transfer heat to the airborne equipment. This embodiment provides a thermally conductive temperature spreader that can solve the problem that traditional temperature spreaders cannot transfer heat between power devices and cold sources in different spatial planes, and can meet the heat transfer requirements of power devices and cold sources in different spatial planes under the influence of specific factors.
[0031] like Figures 1 to 3 As shown, this embodiment includes a body 1 and a heat-conducting core material 4 .
[0032] The body 1 is provided with a through hole 11, and a cold end heat conducting plate 2 is provided at one end of the through hole 11, and a hot end heat conducting plate 3 is provided at the other end. A heat conducting core material 4 is provided in the through hole 11 in this embodiment, and one end of the heat conducting core material 4 is connected to the cold end heat conducting plate 2, and the other end is connected to the hot end heat conducting plate 3 after passing through the through hole 11.
[0033] Therefore, when in use, this embodiment can generate heat transfer through the cold-end heat conductive plate 2 and the heat dissipation end, can generate heat transfer through the hot-end heat conductive plate 3 and the airborne equipment, and can realize heat transfer between the hot-end heat conductive plate 3 and the cold-end heat conductive plate 2 through the thermal conductive core material 4 in the through hole 11, thereby realizing the heat dissipation requirements of the airborne equipment.
[0034] Moreover, in this embodiment, the plate surface of the cold end heat conducting plate 2 and the plate surface of the hot end heat conducting plate 3 are set at an angle, so that the cold end heat conducting plate 2 and the hot end heat conducting plate 3 in this embodiment can be interconnected in non-parallel planes. In actual use, this embodiment can be used to adjust the plate surface angle between the cold end heat conducting plate 2 and the hot end heat conducting plate 3 according to actual needs, so that this embodiment can meet the heat transfer requirements of power devices and cold sources in different spatial planes under the influence of specific factors. That is, this embodiment can solve the problem that traditional temperature averaging plates cannot transfer heat between power devices and cold sources in different spatial planes.
[0035] Preferably, the through hole 11 in this embodiment can penetrate a group of opposite side surfaces of the body 1, and in the group of opposite side surfaces, the cold end heat conducting plate 2 is integrally sealed on one of the side surfaces, and the hot end heat conducting plate 3 is integrally sealed on another of the side surfaces.
[0036] Specifically, in Figure 1 In the view shown, the through hole 11 in this embodiment can pass through the top and bottom surfaces of the body 1, and the cold end heat conducting plate 2 can be integrally sealed on the bottom surface of the body 1, and the hot end heat conducting plate 3 can be integrally sealed on the top surface of the body 1.
[0037] Furthermore, in the opposite sides of the body 1 through which the through hole 11 passes, each side is provided with a cavity 12, and the bottom surfaces of the two cavities 12 are arranged at an angle, the cold end heat conducting plate 2 is parallel to and covers one of the cavities 12, and the hot end heat conducting plate 3 is parallel to and covers the other cavities 12. Specifically, Figure 1 In the view shown, the bottom surface of the concave cavity 12 at the bottom of the body 1 can be made into a horizontal surface, and the top surface of the concave cavity 12 at the top of the body 1 can be made into an inclined surface.
[0038] In this embodiment, one end of the heat-conducting core material 4 is evenly laid in one of the concave cavities 12 and fits with the inner surface of the hot-end heat-conducting plate 3; the other end of the heat-conducting core material 4 is evenly laid in another concave cavity 12 and fits with the inner surface of the cold-end heat-conducting plate 2. This is conducive to even heat distribution in this embodiment when in use.
[0039] Preferably, the thermal conductive core material 4 in this embodiment can be a graphene thermal conductive core material, and the number of graphene thermal conductive core materials can be two. During installation, the two graphene thermal conductive core materials are passed through the through hole 11 and symmetrically laid in the two concave cavities 12, and the two ends of the graphene thermal conductive core material are respectively attached to the hot end thermal conductive plate 3 and the cold end thermal conductive plate 2.
[0040] To further ensure that the present embodiment can transfer heat evenly, the through hole 11 may be located in the middle of the body 1 .
[0041] In this embodiment, between the hot end heat conducting plate 3 and the bottom surface of the corresponding concave cavity 12, a hot hollow column 13 is provided on the bottom surface of the concave cavity 12, a hot convex column 31 adapted to the hot hollow column 13 is provided on the inner side of the hot end heat conducting plate 3, and the edge of the hot end heat conducting plate 3 is hot-pressed welded to the side surface of the body 1; between the cold end cold conducting plate and the bottom surface of the corresponding concave cavity 12, a cold hollow column is provided on the bottom surface of the concave cavity 12, a cold convex column 21 adapted to the cold hollow column is provided on the inner side of the cold end cold conducting plate, and the edge of the cold end cold conducting plate is hot-pressed welded to the side surface of the body 1. Therefore, when installing this embodiment, the pre-assembly of this embodiment can be completed by snapping the hot convex column 31 into the hot hollow column 13 and snapping the cold convex column 21 into the cold hollow column, so as to complete the hot-pressing welding of the edge of the cold end cold conducting plate and the side surface of the body 1, and the hot-pressing welding of the edge of the hot end heat conducting plate 3 and the side surface of the body 1.
[0042] At present, most traditional temperature equalizers are solid alloy structures, which are heavy and cannot meet the demand for weight reduction in the aviation field. In order to enable this embodiment to meet the demand for weight reduction in the aviation field, the body 1 in this embodiment can preferably be a frame structure.
[0043] like Figure 1As shown, the body 1 in this embodiment may include a hot bearing plate 14, a cold bearing plate 15 and a support plate 16. The support plate 16 is used to connect the hot bearing plate 14 and the cold bearing plate 15, the hot end heat conducting plate 3 is arranged on the hot bearing plate 14, and the cold end heat conducting plate 2 is arranged on the cold bearing plate 15. In order to provide stability of the overall structure of this embodiment, there may be at least two support plates 16, and all the support plates 16 are arranged at intervals between the hot bearing plate 14 and the cold bearing plate 15, and the through hole 11 is opened on one of the support plates 16.
[0044] Specifically, Figure 1 As shown, in this embodiment, there may be five support plates 16 , and the through hole 11 may be provided in the middle support plate 16 .
[0045] To facilitate further understanding of this embodiment, a processing method for this embodiment is provided below:
[0046] S1, CNC processing is performed on the blank of the body 1.
[0047] The outer dimensions of the blank of the body 1 can be selected to be 240 mm×140 mm×50 mm. When processing the blank of the body 1, a cavity 12 needs to be processed on a set of opposite sides of the blank of the body 1. Figure 3 In the view shown, a cavity 12 can be machined in the lower side of the body 1 blank, and the bottom surface of the cavity 12 can be kept horizontal; a cavity 12 can be machined in the upper side of the body 1 blank, and the bottom surface of the cavity 12 can be an inclined surface.
[0048] At the same time, the through hole 11 between the two concave cavities 12 is processed in place, and the width of the through hole 11 can be 3.5mm. The hot hollow column 13 and the cold hollow column are processed in the two concave cavities 12 respectively, and the outer diameters of the hot hollow column 13 and the cold hollow column can both be 3.8mm, and the inner diameters of the hot hollow column 13 and the cold hollow column can both be 3mm. Specifically, Figure 3 In the view shown, the hot hollow cylinder 13 is produced in the upper cavity 12 and the cold hollow cylinder is produced in the lower cavity 12 .
[0049] S2, processing the hot end heat conducting plate 3 blank and the cold end heat conducting plate 2 blank.
[0050] The outer dimensions of the blank of the hot end heat conducting plate 3 may be 220 mm × 106 mm × 12 mm, and the outer dimensions of the blank of the cold end heat conducting plate 2 are the same as those of the hot end heat conducting plate 3. When processing the blank of the hot end heat conducting plate 3 and the blank of the cold end heat conducting plate 2, the hot boss 31 on the hot end heat conducting plate 3 and the cold boss 21 on the cold end heat conducting plate 2 are processed at the same time. The diameters of the hot boss 31 and the cold boss 21 may both be 2.9 mm.
[0051] S3, pre-installation of the temperature vapor chamber.
[0052] The thermal conductive core material 4 can be preferably a graphene thermal conductive core material, and the number of graphene thermal conductive core materials can be selected to be two. During installation, two sheets of graphene thermal conductive core materials are passed through the through hole 11 and symmetrically laid in the two concave cavities 12. The thickness of each sheet of graphene thermal conductive core material can be 1.5 mm, and the two ends of the graphene thermal conductive core material are respectively attached to the hot end thermal conductive plate 3 and the cold end thermal conductive plate 2. In addition, during installation, the hot boss 31 is buckled in the hot hollow column 13, and the cold boss 21 is buckled in the cold hollow column.
[0053] S4, completing the welding of the hot end heat conducting plate 3 and the cold end heat conducting plate 2.
[0054] The edge of the hot-end heat conducting plate 3 and the side surface of the body 1 are welded by hot pressing, and the edge of the cold-end heat conducting plate 2 and the side surface of the body 1 are welded by hot pressing.
[0055] S5, hollowing out the body 1.
[0056] The body 1 is hollowed out to form a hot bearing plate 14, a cold bearing plate 15, and a support plate 16 arranged between the hot bearing plate 14 and the cold bearing plate 15. Figure 3 In the view shown, there may be five support plates 16 , and the thickness of the middle support plate 16 may be 8 mm, and the thickness of the remaining support plates 16 may be 3 mm.
[0057] S6, remove the machining allowance and complete the machining.
[0058] Finally, the machining allowance is removed to complete the machining of the temperature equalizer.
[0059] Example embodiments have been disclosed herein, and although specific terms are employed, they are used and should be interpreted only as generally illustrative, and not for limiting purposes. In some embodiments, it will be apparent to those skilled in the art that, unless otherwise expressly stated, features, characteristics, and / or elements described in conjunction with a particular embodiment may be used alone, or may be used in combination with features, characteristics, and / or elements described in conjunction with other embodiments. Therefore, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the scope of the present invention as set forth in the appended claims.
Claims
1. A heat conduction uniform temperature plate, characterized in that: It comprises a body, wherein a through hole is provided inside the body; a cold end heat conducting plate is provided at one end of the through hole, and a hot end heat conducting plate is provided at the other end, and the plate surface of the cold end heat conducting plate is arranged at an angle with the plate surface of the hot end heat conducting plate; A heat-conducting core material is arranged in the through hole, and one end of the heat-conducting core material is connected to the cold-end heat-conducting plate, and the other end of the heat-conducting core material is connected to the hot-end heat-conducting plate after passing through the through hole.
2. The heat conducting temperature homogenizing plate according to claim 1, characterized in that: The through hole passes through a group of opposite side surfaces of the body, and in the group of opposite side surfaces, the cold end heat conducting plate is integrally sealed on one of the side surfaces, and the hot end heat conducting plate is integrally sealed on another of the side surfaces.
3. The heat conducting temperature equalizing plate according to claim 2, characterized in that: On the opposite sides of the body through which the through hole passes, a cavity is provided on each side, and the bottom surfaces of the two cavities are arranged at an angle, the cold end heat conducting plate is sealed in parallel on one of the cavities, and the hot end heat conducting plate is sealed in parallel on the other cavity.
4. The heat conducting vapor chamber according to claim 3, characterized in that: One end of the heat-conducting core material is evenly laid in one of the concave cavities and fits with the inner surface of the hot-end heat-conducting plate, and the other end of the heat-conducting core material is evenly laid in another concave cavity and fits with the inner surface of the cold-end heat-conducting plate.
5. The heat conducting temperature equalizing plate according to claim 3 or 4, characterized in that: Between the hot end heat conducting plate and the corresponding concave cavity bottom surface, a thermal hollow column is provided on the bottom surface of the concave cavity, a thermal convex column adapted to the thermal hollow column is provided on the inner side of the hot end heat conducting plate, and the edge of the hot end heat conducting plate is hot-pressed welded to the side surface of the body; A cold hollow column is provided on the bottom of the cavity between the cold end heat conducting plate and the corresponding cavity bottom surface, a cold convex column adapted to the cold hollow column is provided on the inner side of the cold end heat conducting plate, and the edge of the cold end heat conducting plate is hot-pressed welded to the side surface of the body.
6. The heat conducting vapor chamber according to any one of claims 1 to 4, characterized in that: The body is a frame structure.
7. The heat conducting vapor chamber according to claim 6, characterized in that: The body comprises a hot bearing plate, a cold bearing plate and a support plate for connecting the hot bearing plate and the cold bearing plate. The hot end heat conducting plate is arranged on the hot bearing plate, and the cold end heat conducting plate is arranged on the cold bearing plate.
8. The heat conducting vapor chamber according to claim 7, characterized in that: There are at least two support plates, and all the support plates are arranged between the hot bearing plate and the cold bearing plate at intervals; and the through hole is opened on one of the support plates.
9. The heat conducting temperature homogenizing plate according to claim 1, 2, 3, 4, 7 or 8, characterized in that: The thermally conductive core material is a graphene thermally conductive core material.
10. The heat conducting vapor chamber according to claim 1, 2, 3, 4, 7 or 8, characterized in that: The through hole is located in the middle of the body.