CN111726015B - A universal power adapter with efficient heat dissipation structure - Google Patents
A universal power adapter with efficient heat dissipation structure Download PDFInfo
- Publication number
- CN111726015B CN111726015B CN202010662777.XA CN202010662777A CN111726015B CN 111726015 B CN111726015 B CN 111726015B CN 202010662777 A CN202010662777 A CN 202010662777A CN 111726015 B CN111726015 B CN 111726015B
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- power adapter
- strips
- heat conducting
- heat sink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 32
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- -1 graphite alkene Chemical class 0.000 claims description 9
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 27
- 229910021389 graphene Inorganic materials 0.000 abstract description 27
- 238000001816 cooling Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
本发明公开了具有高效散热结构的通用电源适配器，包括空腔壳体，空腔壳体内设有承载托台、石墨烯散热架及绝缘罩，承载托台安装于空腔壳体内，承载托台上安装石墨烯散热架，石墨烯散热架外设置绝缘罩，绝缘罩上设有开口，石墨烯散热架上设有多个凹陷部和凸起部，承载托台上设有多个凹槽及凸台，凸起部配合设于凹槽内，凹陷部配合设于凸台上，凹陷部或凸起部上设有穿过空腔壳体外置的凸条。通过承载托台对石墨烯散热架进行硬性支撑，绝缘罩将石墨烯散热架与内部元件绝缘隔开，在石墨烯散热架上设置多个间隔分布的凹陷部和凸起部，使得石墨烯散热架占用的面积较小，但散热接触面积较大，且石墨烯散热架上还设有外置的凸条，能将热量快速释放出去。
The invention discloses a universal power adapter with an efficient heat dissipation structure, comprising a cavity shell, a bearing platform, a graphene heat sink and an insulating cover arranged in the cavity shell, the bearing platform is installed in the cavity shell, the graphene heat sink is installed on the bearing platform, an insulating cover is arranged outside the graphene heat sink, an opening is arranged on the insulating cover, a plurality of recessed parts and raised parts are arranged on the graphene heat sink, a plurality of grooves and bosses are arranged on the bearing platform, the raised parts are arranged in the grooves, the recessed parts are arranged on the bosses, and the recessed parts or the raised parts are provided with convex strips passing through the cavity shell. The graphene heat sink is rigidly supported by the bearing platform, the insulating cover insulates and separates the graphene heat sink from internal components, a plurality of recessed parts and raised parts are arranged on the graphene heat sink, so that the area occupied by the graphene heat sink is small, but the heat dissipation contact area is large, and the graphene heat sink is also provided with external convex strips, which can quickly release heat.
Description
Technical Field
The invention relates to the technical field of power adapters, in particular to a universal power adapter with an efficient heat dissipation structure.
Background
The power adapter is a power supply conversion device for portable electronic equipment and electronic appliances, and the working principle of the power adapter is that the power adapter is converted from alternating current input into direct current output, and is commonly used for small electronic products such as mobile phones, displays, notebook computers and the like.
The existing power adapter is cooled, mainly the cooling aluminum sheet is fixed on the power element, heat generated by the power element is conducted and radiated to other spaces inside the adapter, after the temperature of the inside is raised, the heat is conducted to the external environment through the plastic shell, along with the increase of the requirement on a high-power supply, the area of the cooling aluminum sheet and the volume of the shell are required to be increased by adopting the traditional design, and the quality of the adapter is greatly increased.
Disclosure of Invention
In order to solve the technical defects, the technical scheme adopted by the invention is that the universal power adapter with the efficient heat dissipation structure comprises a cavity shell and a sealing cover which are connected, wherein a power adapter body is arranged in the cavity shell, a bearing support table, a graphene heat dissipation frame and an insulating cover are arranged in the cavity shell, the bearing support table is arranged on the inner wall of the cavity shell, the graphene heat dissipation frame is arranged on the bearing support table, the insulating cover is arranged outside the graphene heat dissipation frame, an opening is arranged at the end part of the insulating cover, a plurality of concave parts and convex parts which are distributed at intervals are arranged on the graphene heat dissipation frame, a plurality of grooves and convex plates which are distributed at intervals are arranged on the bearing support table in a matched manner are arranged in the grooves, and convex strips which penetrate through the cavity shell are arranged on the concave parts or the convex parts in a matched manner.
Further, the outer wall of the cavity shell is provided with a mounting groove, a plurality of metal heat conducting strips are arranged in the mounting groove at intervals, the end parts of the raised strips are arranged in the mounting groove, and the metal heat conducting strips and the raised strips are arranged in a crossing mode.
Further, a square frame is arranged in the mounting groove, first clamping grooves are respectively formed in two ends of the metal heat conducting strip, and the first clamping grooves are matched and clamped on the square frame.
Further, a plurality of second clamping grooves are further formed in the metal heat conducting strip, and the second clamping grooves are matched and clamped on the convex strips.
Further, a grid cover positioned outside the metal heat conducting strips is arranged on the square frame.
Further, a plurality of strip-shaped through holes are formed in the mounting groove at intervals, the raised strips are connected with the raised parts, and the raised strips penetrate through the rear portions of the grooves and are inserted into the strip-shaped through holes externally.
Further, a plurality of vent holes are arranged on the insulating cover in an array mode.
Further, two ends of the metal heat conducting strip are arranged in an arc shape.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
1. According to the universal power adapter with the efficient heat dissipation structure, the graphene heat dissipation frame is rigidly supported through the bearing support platform, the graphene heat dissipation frame is insulated from elements in the cavity shell by the insulating cover, and the graphene heat dissipation frame is provided with the plurality of concave parts and the convex parts, so that the occupied area of the graphene heat dissipation frame is small, but the heat dissipation contact area is large, and the graphene heat dissipation frame is also provided with the external convex strips, so that heat can be rapidly released.
2. The heat conducting strips are arranged on the shell, so that heat conducted by the cavity shell and the raised strips is further and rapidly radiated to the external environment, the heat radiating efficiency is improved, and the array vent holes are arranged on the insulating cover, so that the heat in the cavity shell is rapidly transferred to the graphene heat radiating frame.
3. The metal heat conducting strip is respectively clamped with the square frame and the convex strips in a matched mode, the two ends of the metal heat conducting strip are provided with arcs, the firmness of structural connection is improved, the metal heat conducting strip and the graphene heat dissipation frame are prevented from loosening due to collision, heat dissipation quality is affected, the metal heat conducting strip is protected by the grid cover, and damage to the metal heat conducting strip due to the fact that the metal heat conducting strip is exposed outside is prevented.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of a universal power adapter with a high-efficiency heat dissipation structure according to an embodiment of the present invention;
FIG. 2 is a perspective view of a cavity housing provided in an embodiment of the present invention;
FIG. 3 is a schematic view of a cavity housing according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a perspective view of a cavity housing provided by an embodiment of the present invention with an insulating cover removed.
Wherein, the reference numerals are as follows:
1. The cavity shell comprises a cavity shell body, 1a, a mounting groove, 2, a sealing cover, 3, a bearing support platform, 3a, grooves, 3b, a boss, 4, a graphene heat dissipation frame, 4a, a concave part, 4b, a convex part, 4c, a convex strip, 5, an insulating cover, 5a, an opening, 5b, a vent hole, 6, a metal heat conduction strip, 7, a square frame, 8 and a plug.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Example 1
Referring to fig. 1-5, the universal power adapter with the efficient heat dissipation structure provided by the invention comprises a cavity shell 1 and a sealing cover 2 which are connected, wherein a power adapter body is installed in the cavity shell 1, a bearing support 3, a graphene heat dissipation frame 4 and an insulating cover 5 are arranged in the cavity shell 1, the bearing support 3 is installed on the inner wall of the cavity shell 1, the graphene heat dissipation frame 4 is installed on the bearing support 3, the insulating cover 5 is arranged outside the graphene heat dissipation frame 4, an opening 5a is formed in the end part of the insulating cover 5, a plurality of concave parts 4a and convex parts 4b which are distributed at intervals are arranged on the graphene heat dissipation frame 4, a plurality of grooves 3a and bosses 3b which are distributed at intervals are arranged on the bearing support 3 are matched and arranged in the grooves 3a, the concave parts 4a are matched and arranged on the bosses 3b, and convex strips 4c which penetrate through the outer surface of the cavity shell 1 are arranged on the concave parts 4a or the convex parts 4 b. Wherein, be equipped with plug 8 on the power adapter body, be equipped with the socket that supplies plug 8 to wear out on the closing cap 2.
Carry out the rigid support through bearing saddle 3 to graphite alkene heat dissipation frame 4, insulating boot 5 separates graphite alkene heat dissipation frame 4 and the inside component insulation of cavity casing 1, sets up a plurality of depressed parts 4a and bellying 4b on graphite alkene heat dissipation frame 4 for the area that graphite alkene heat dissipation frame 4 occupy is less, but heat dissipation area of contact is great, and still is equipped with external sand grip 4c on the graphite alkene heat dissipation frame 4, can release away heat fast.
Specifically, the insulating cover 5 is provided with a plurality of vent holes 5b arranged in an array. The insulating cover 5 is provided with the array-shaped vent holes 5b, so that heat in the cavity shell 1 can be quickly transferred to the graphene cooling rack 4.
Preferably, the outer wall of the cavity shell 1 is provided with a mounting groove 1a, a plurality of metal heat conducting strips 6 are arranged in the mounting groove 1a at intervals, the end parts of the raised strips 4c are arranged in the mounting groove 1a, and the metal heat conducting strips 6 and the raised strips 4c are arranged in a crossing mode.
Through set up metal heat conduction strip 6 on cavity casing 1, with the heat of cavity casing 1 and sand grip 5 conduction further quick radiation to the external environment in, be favorable to improving radiating efficiency.
Preferably, a square frame 7 is installed in the installation groove 1a, and first clamping grooves are respectively formed in two ends of the metal heat conducting strip 6 and are matched and clamped on the square frame 7.
Specifically, the metal heat conducting strip 6 is further provided with a plurality of second clamping grooves, and the second clamping grooves are matched and clamped on the convex strips 4 c. Both ends of the metal heat conduction strip 6 are arc-shaped. The second clamping groove is a U-shaped groove, and the convex strip 4c is an arc-shaped strip. The metal heat conducting strips 6 are respectively matched and clamped with the square frames 7 and the raised strips 5, and the two ends of the metal heat conducting strips 6 are provided with arcs, so that the firmness of structural connection is improved, and the metal heat conducting strips 6 and the graphene heat dissipation frame 4 are prevented from loosening due to collision, so that the heat dissipation quality is influenced.
Preferably, the square frame 7 is provided with a grid cover located outside the metal heat conducting strips 6. The metal heat conducting strip 6 is protected by the grille cover, so that the metal heat conducting strip 6 is prevented from being damaged due to the fact that the metal heat conducting strip is exposed outside.
Specifically, a plurality of strip-shaped through holes are formed in the mounting groove 1a at intervals, the raised strips 4c are connected with the raised portions 4b, and the raised strips 4c penetrate through the grooves 3a and then are partially inserted into the strip-shaped through holes to be arranged externally.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (6)
1. The utility model provides a general power adapter with high-efficient heat radiation structure, includes cavity casing (1) and closing cap (2) that are connected, install the power adapter body in cavity casing (1), wherein be equipped with plummer (3), graphite alkene heat dissipation frame (4) and insulating boot (5) in cavity casing (1), plummer (3) are installed on the inner wall of cavity casing (1), install graphite alkene heat dissipation frame (4) on plummer (3), graphite alkene heat dissipation frame (4) are equipped with insulating boot (5) outward, the tip of insulating boot (5) is equipped with opening (5 a), be equipped with a plurality of depressed parts (4 a) and protruding part (4 b) that are distributed at intervals on graphite alkene heat dissipation frame (4), be equipped with a plurality of recess (3 a) and boss (3 b) that are distributed at intervals on plummer (3), protruding part (4 b) are located in recess (3 a) cooperation, depressed part (4 a) are located on boss (3 b) cooperation, protruding part (4 a) are equipped with protruding part (4 c) on protruding part (4 c) is equipped with protruding part (1).
The outer wall of the cavity shell (1) is provided with a mounting groove (1 a), a plurality of metal heat conducting strips (6) are arranged in the mounting groove (1 a) at intervals, the end parts of the raised strips (4 c) are arranged in the mounting groove (1 a), and the metal heat conducting strips (6) and the raised strips (4 c) are arranged in a crossing mode;
A plurality of vent holes (5 b) which are arranged in an array are arranged on the insulating cover (5).
2. The universal power adapter with the efficient heat dissipation structure as set forth in claim 1, wherein a square frame (7) is installed in the installation groove (1 a), and first clamping grooves are respectively formed in two ends of the metal heat conducting strip (6) and are matched and clamped on the square frame (7).
3. The universal power adapter with the efficient heat dissipation structure as set forth in claim 1, wherein the metal heat conducting strip (6) is further provided with a plurality of second clamping grooves, and the second clamping grooves are matched and clamped on the raised strips (4 c).
4. The universal power adapter with efficient heat dissipation structure as recited in claim 2, wherein the square frame (7) is provided with a grid cover positioned outside the metal heat conducting strips (6).
5. The universal power adapter with the efficient heat dissipation structure as set forth in claim 1, wherein a plurality of strip-shaped through holes are formed in the mounting groove (1 a) at intervals, the raised strips (4 c) are connected with the raised parts (4 b), and the raised strips (4 c) penetrate through the grooves (3 a) and then are partially inserted into the strip-shaped through holes to be externally arranged.
6. The universal power adapter with the efficient heat dissipation structure as set forth in claim 2, wherein two ends of the metal heat conducting strip (6) are arranged in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010662777.XA CN111726015B (en) | 2020-07-10 | 2020-07-10 | A universal power adapter with efficient heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010662777.XA CN111726015B (en) | 2020-07-10 | 2020-07-10 | A universal power adapter with efficient heat dissipation structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111726015A CN111726015A (en) | 2020-09-29 |
| CN111726015B true CN111726015B (en) | 2025-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010662777.XA Active CN111726015B (en) | 2020-07-10 | 2020-07-10 | A universal power adapter with efficient heat dissipation structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN111726015B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212518811U (en) * | 2020-07-10 | 2021-02-09 | 张家港鑫峰机电有限公司 | General power adapter with high-efficient heat radiation structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203984226U (en) * | 2014-07-22 | 2014-12-03 | 曹勤勤 | The power supply adaptor with radiator structure |
| CN209806260U (en) * | 2019-04-08 | 2019-12-17 | 石狮市新卯自动化设备有限公司 | novel control cabinet |
| CN209692401U (en) * | 2019-05-23 | 2019-11-26 | 郑州华庆塑胶科技有限公司 | Radio station charging adapter |
-
2020
- 2020-07-10 CN CN202010662777.XA patent/CN111726015B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212518811U (en) * | 2020-07-10 | 2021-02-09 | 张家港鑫峰机电有限公司 | General power adapter with high-efficient heat radiation structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111726015A (en) | 2020-09-29 |
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