CN112492861A - Switching power supply heat dissipation package assembly - Google Patents
Switching power supply heat dissipation package assembly Download PDFInfo
- Publication number
- CN112492861A CN112492861A CN202011536748.5A CN202011536748A CN112492861A CN 112492861 A CN112492861 A CN 112492861A CN 202011536748 A CN202011536748 A CN 202011536748A CN 112492861 A CN112492861 A CN 112492861A
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- Prior art keywords
- groove
- heat dissipation
- plate
- fixedly connected
- power supply
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 69
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 31
- 230000000694 effects Effects 0.000 abstract description 14
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 241000883990 Flabellum Species 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- B08B1/12—
Abstract
The invention discloses a switch power supply heat dissipation assembly structure, and relates to the technical field of assembly structures. The heat dissipation device comprises a support frame and a mounting plate, wherein a heat dissipation mechanism is arranged on the upper surface of the mounting plate, a fixing plate is fixedly connected to the upper surface of the support frame, a plate groove is formed in the bottom surface of the mounting plate, a plurality of base plates are fixedly connected to the upper surface of the support frame, the base plates are symmetrically arranged about the central line of the support frame, inserting columns are fixedly connected to the upper surfaces of the base plates, a plurality of pad grooves are formed in the bottom surface of the mounting plate, inserting grooves are formed in the inner surfaces of. According to the invention, by arranging the fixing plate, the plate groove, the inserting column, the inserting groove and the air inlet groove, the conventional screw fixing mode of the mounting plate is omitted, so that the structure has higher mounting efficiency, stable structure after mounting, better heat dissipation effect and better dustproof effect, and a user does not need to clean dust subsequently.
Description
Technical Field
The invention belongs to the field of assembly structures, and particularly relates to a switch power supply heat dissipation assembly structure.
Background
At present, heating components such as MOS, a rectifier bridge, a Schottky diode and the like need to be independently arranged on a heat dissipation structural member in the conventional switching power supply, mounting plates of the switching power supply are fixedly locked on a support through screws, a positioning device does not exist between the mounting plates and the support during mounting, and the switching power supply is easy to shake during fixing, so that the mounting efficiency is influenced, and time and labor are consumed; the heat dissipation effect is general, dust is easily accumulated on the heat dissipation structure after long-term use, certain influence is caused on heat dissipation, and dust is required to be removed after dust accumulation of the heat dissipation structure; therefore, a heat dissipation assembly structure of a switching power supply is provided.
Disclosure of Invention
The invention aims to provide a switch power supply heat dissipation assembly structure, which solves the problem that the existing mounting plate is not provided with a positioning device during mounting and is easy to shake to influence the mounting by arranging a fixing plate, a fixing column, a plate groove and a column groove; by arranging the inserting column, the inserting slot, the spring slot, the first spring and the clamping slot, the problems of low installation efficiency, time consumption and labor consumption caused by the fact that the existing installation plate and the support are fixed through screws are solved; by arranging the baffle, the air inlet groove, the guide plate and the adsorption layer, the problem that the heat dissipation structure is seriously accumulated with dust and affects heat dissipation after being used for a long time is solved; the cooling fan is arranged, so that the problem of common heat dissipation effect of the heat dissipation mechanism is solved; through setting up rotating groove, pivot, rotatory leaf and brush head, solved heat radiation structure and need dismantle the problem of deashing behind the deposition.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a heat dissipation assembly structure of a switching power supply, which comprises a support frame and a mounting plate, wherein a circuit board and a heat dissipation mechanism are arranged on the upper surface of the mounting plate, a fixed plate is fixedly connected to the upper surface of the support frame, a plate groove is formed in the bottom surface of the mounting plate, the fixed plate is in clamping fit with the plate groove, a plurality of fixed columns are fixedly connected to the upper surface of the fixed plate, column grooves are formed in the inner surface of the plate groove, the fixed columns are in clamping fit with the column grooves, when the mounting plate is mounted, the fixed plate is clamped into the plate groove and limits the mounting plate, the mounting plate is prevented from shaking during mounting, and meanwhile, the fixed columns are clamped into.
Further, a plurality of backing plates of fixed surface are connected with on the support frame, and a plurality of backing plates are the symmetry setting about the support frame central line, fixed surface is connected with the blotter and inserts the post on the backing plate, the mounting panel bottom surface is provided with a plurality of pad grooves, and a plurality of pad grooves are the symmetry setting about the mounting panel central line, the position in pad groove and size all suit with the backing plate, pad inslot surface is provided with the slot, insert the post and clamp the cooperation with the slot, during the installation mounting panel, insert in the post inserts the slot, the backing plate carries out the assistance-fixing, and the blotter promotes buffering effect.
Further, a spring groove is formed in one side face of the inserting column, a first spring is arranged in the spring groove, a clamping block is fixedly connected to one end of the first spring, a clamping groove is formed in one side face of the inserting column, the clamping groove is clamped and matched with the clamping block, when the inserting column is inserted into the slot, the clamping block is extruded by the slot, the first spring deforms, the clamping block is pressed into the spring groove, when the inserting column is completely inserted, the position of the spring groove is aligned with the clamping groove, the first spring recovers, the clamping block pops out, the clamping block is clamped and matched with the clamping groove, the mounting plate is firmly fixed with the support frame, the conventional screw fixing mode is omitted, the mounting efficiency is high, and the structure is stable.
Further, the relative both sides face of mounting panel all is provided with the indent, the position of indent suits with the draw-in groove, the indent is connected with the draw-in groove, fixed surface is connected with the second spring in the indent, second spring one end fixedly connected with clamp plate, a clamp plate fixed surface is connected with the compression leg, the position and the draw-in groove of compression leg suit, when needing to dismantle between mounting panel and the support frame, press the clamp plate, the compression leg is followed the clamp plate and is pressed down, and the compression leg is impressed the fixture block in the spring inslot, and the fixture block breaks away from the draw-in groove, can accomplish the dismantlement, and this mode makes the mounting panel can easily dismantle, and the dismouting is efficient, the later.
Further, the mounting panel upper surface is provided with the baffle, install supplementary heat dissipation frame between baffle and the heat dissipation mechanism, supplementary heat dissipation frame internally mounted has cold fan, and cold fan is assisted heat dissipation mechanism and is admitted air, promotes heat dissipation mechanism's radiating effect simultaneously.
Further, a plurality of air inlet grooves are formed in the array of the surface of the baffle, a guide plate is fixedly connected to the inner surface of each air inlet groove, the guide plate is of an arc-shaped plate structure, the heat dissipation mechanism enters air from the baffle when dissipating heat, airflow enters the air inlet grooves, and due to the fact that the airflow passes through the guide plate, dust can be accumulated on the guide plate and easily passes through the air inlet grooves, and the dust is not prone to passing through the air inlet grooves, so that the dust entering the heat dissipation mechanism is greatly reduced.
Further, the guide plate upper surface is provided with the adsorbed layer, a baffle surface is provided with the filter screen, and the adsorbed layer adsorbs the dust, promotes and inhales grey effect, prevents that the dust from getting into heat dissipation mechanism in, the filter screen further promotes dust filter effect for heat dissipation mechanism uses for a long time down the difficult deposition of inner structure, and is more durable.
Further, there are a plurality of flabellums cold fan week side, flabellum week side is provided with the swivelling chute, the inside pivot that is provided with of swivelling chute, pivot week side is provided with the rotating leaf, the brush head is installed to rotating leaf one end, and the cold fan is at the during operation, and the flabellum rotates, and it is rotatory to drive the pivot, and the rotating leaf is followed the pivot and is rotated, and the brush head is followed the rotating leaf and is thrown away, and the brush head is cleared up the dust, need not the user follow-up and clears up the dust, has solved heat dissipation mechanism and need dismantle the problem of deashing.
The invention has the following beneficial effects:
1. the fixing plate, the fixing column, the plate groove and the column groove are arranged, so that the problem that the existing mounting plate is not provided with a positioning device during mounting, the mounting is easily affected by shaking is solved, the mounting efficiency is improved, and the mounting is more convenient.
2. Through setting up post, slot, spring groove, first spring and draw-in groove of inserting, it needs fix through the screw to have solved between current mounting panel and the support, has saved conventional screw fixation mode, and the installation effectiveness is high to installation back stable in structure.
3. By arranging the baffle, the air inlet groove, the guide plate and the adsorption layer, the problem that the heat dissipation mechanism is seriously accumulated with dust after being used for a long time and influences heat dissipation is solved, the dust is blocked, and the accumulation of the dust is reduced; through setting up the cold fan, supplementary heat dissipation mechanism dispels the heat, promotes heat dissipation mechanism's radiating effect.
4. Through setting up rotatory groove, pivot, rotatory leaf and brush head, solved heat radiation structure and need dismantle the problem of deashing behind the deposition, cold fan drives the brush head at the during operation and rotates, directly carries out the deashing operation, need not the user and carries out subsequent deashing operation.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is an isometric view of a heat dissipation assembly of a switching power supply;
fig. 2 is a schematic rear perspective view of a switching power supply heat dissipation assembly structure;
fig. 3 is a schematic top perspective view of a switching power supply heat dissipation assembly structure;
FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;
FIG. 5 is an enlarged view of a portion C of FIG. 4;
FIG. 6 is an enlarged view of a portion D of FIG. 4;
FIG. 7 is a schematic view of the cross-sectional structure B-B in FIG. 3;
fig. 8 is a partially enlarged view of part E in fig. 7.
In the drawings, the components represented by the respective reference numerals are listed below: 1. a support frame; 2. mounting a plate; 201. a circuit board; 3. a fixing plate; 4. fixing a column; 5. a plate groove; 6. a column groove; 7. a heat dissipation mechanism; 8. a base plate; 9. inserting a column; 10. a cushion pad; 11. a spring slot; 12. a first spring; 13. a clamping block; 14. a pad groove; 15. a slot; 16. a card slot; 17. pressing a groove; 18. a second spring; 19. pressing a plate; 20. pressing the column; 21. a baffle plate; 22. an auxiliary heat dissipation frame; 23. an air inlet groove; 24. a cooling fan; 25. a fan blade; 26. a rotating tank; 27. a rotating shaft; 28. rotating the leaf; 29. a brush head; 30. a baffle; 31. an adsorption layer; 32. and (4) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the invention relates to a heat dissipation assembly structure for a switching power supply, which includes a support frame 1 and a mounting plate 2, wherein a circuit board 201 and a heat dissipation mechanism 7 are disposed on the upper surface of the mounting plate 2, a fixing plate 3 is fixedly connected to the upper surface of the support frame 1, a plate groove 5 is disposed on the bottom surface of the mounting plate 2, the fixing plate 3 is in clamping fit with the plate groove 5, a plurality of fixing columns 4 are fixedly connected to the upper surface of the fixing plate 3, a column groove 6 is disposed on the inner surface of the plate groove 5, the fixing columns 4 are in clamping fit with the column groove 6, when the mounting plate 2 is mounted, the fixing plate 3 is clamped into the plate groove 5, the mounting plate 2 is limited by the fixing plate 3, the mounting plate 2 is prevented from shaking during mounting, and.
Preferably, a plurality of backing plates 8 of fixed surface are connected with on 1 of support frame, a plurality of backing plates 8 are the symmetry setting about 1 central line of support frame, fixed surface is connected with blotter 10 and inserts post 9 on the backing plate 8, 2 bottom surfaces of mounting panel are provided with a plurality of pad grooves 14, a plurality of pad grooves 14 are the symmetry setting about 2 central lines of mounting panel, the position and the size of pad groove 14 all suit with backing plate 8, 14 internal surfaces of pad groove are provided with slot 15, insert post 9 and slot 15 and clamp the cooperation, during installation mounting panel 2, insert post 9 and insert in slot 15, backing plate 8 assists fixedly, blotter 10 promotes buffering effect.
Preferably, a spring groove 11 is formed in one side face of the inserting column 9, a first spring 12 is arranged inside the spring groove 11, a clamping block 13 is fixedly connected to one end of the first spring 12, a clamping groove 16 is formed in one side face of the inserting column 15, the clamping groove 16 is clamped and matched with the clamping block 13, when the inserting column 9 is inserted into the inserting groove 15, the clamping block 13 is extruded by the inserting groove 15, the first spring 12 deforms, the clamping block 13 is pressed into the spring groove 11, when the inserting column 9 is completely inserted, the position of the spring groove 11 is aligned with the clamping groove 16, the first spring 12 restores, the clamping block 13 pops out, the clamping block 13 is clamped and matched with the clamping groove 16, the mounting plate 2 is firmly fixed with the support frame 1, a conventional screw fixing mode is omitted, the mounting efficiency is.
Preferably, the relative both sides face of mounting panel 2 all is provided with indent 17, the position and the draw-in groove 16 of indent 17 suit, indent 17 is connected with draw-in groove 16, indent 17 internal surface fixedly connected with second spring 18, second spring 18 one end fixedly connected with clamp plate 19, 19 a fixed surface of clamp plate is connected with compression leg 20, the position and the draw-in groove 16 of compression leg 20 suit, when needing to dismantle between mounting panel 2 and the support frame 1, press clamp plate 19, compression leg 20 follows clamp plate 19 and pushes down, compression leg 20 impresses fixture block 13 in spring groove 11, fixture block 13 breaks away from draw-in groove 16, can accomplish the dismantlement, this mode makes mounting panel 2 can easily dismantle, the dismouting is efficient, the later maintenance of being convenient for.
Preferably, the upper surface of the mounting plate 2 is provided with a baffle 21, an auxiliary heat dissipation frame 22 is installed between the baffle 21 and the heat dissipation mechanism 7, a cold fan 24 is installed inside the auxiliary heat dissipation frame 22, the cold fan 24 assists the heat dissipation mechanism 7 to supply air, and meanwhile, the heat dissipation effect of the heat dissipation mechanism 7 is improved.
Preferably, a plurality of air inlet grooves 23 are arranged on one surface of the baffle plate 21 in an array mode, a guide plate 30 is fixedly connected to the inner surface of each air inlet groove 23, each guide plate 30 is of an arc-shaped plate structure, the heat dissipation mechanism 7 is used for dissipating heat and allowing air to enter from the baffle plate 21, air flow enters the air inlet grooves 23, and due to the fact that the air flow passes through the guide plates 30 and can be accumulated on the guide plates 30 and easily passes through the air inlet grooves 23, and the dust is not prone to passing through the air inlet grooves 23 and greatly reduced to enter the dust in the heat.
Preferably, guide plate 30 upper surface is provided with adsorbed layer 31, and a baffle 21 surface is provided with filter screen 32, and adsorbed layer 31 adsorbs the dust, promotes and inhales grey effect, prevents that the dust from getting into heat dissipation mechanism 7 in, filter screen 32 further promotes the dust filter effect for inner structure is difficult for the deposition under heat dissipation mechanism 7 uses for a long time, and is more durable.
Preferably, there are a plurality of flabellums 25 on 24 all sides of cold fan, there is a swivelling chute 26 on 25 all sides of flabellum, the inside pivot 27 that is provided with of swivelling chute 26, 27 all sides of pivot are provided with swivel leaf 28, brush head 29 is installed to swivel leaf 28 one end, cold fan 24 is at the during operation, flabellum 25 rotates, it is rotatory to drive pivot 27, swivel leaf 28 rotates along with pivot 27, brush head 29 throws away along with swivel leaf 28, brush head 29 clears up the dust, need not the user follow-up and clear up the dust, the problem of the deashing of needing to dismantle after the deposition of dust of heat dissipation mechanism 7 has been solved.
Example (b): when the mounting plate 2 is mounted, the fixing plate 3 is clamped into the plate groove 5, the fixing plate 3 limits the mounting plate 2, the mounting plate 2 is prevented from shaking during mounting, meanwhile, the fixing column 4 is clamped into the column groove 6, the fixing effect of the fixing plate 3 is improved, the inserting column 9 is inserted into the inserting groove 15, the backing plate 8 is used for assisting in fixing, the buffering cushion 10 improves the buffering effect, when the inserting column 9 is inserted into the inserting groove 15, the clamping block 13 is extruded by the inserting groove 15, the first spring 12 is deformed, the clamping block 13 is pressed into the spring groove 11, when the inserting column 9 is completely inserted, the position of the spring groove 11 is aligned with the clamping groove 16, the first spring 12 is restored, the clamping block 13 is popped out to be clamped and matched with the clamping groove; when the mounting plate 2 and the support frame 1 need to be disassembled, the pressing plate 19 is pressed, the pressing column 20 is pressed down along with the pressing plate 19, the clamping block 13 is pressed into the spring groove 11 by the pressing column 20, and the clamping block 13 is separated from the clamping groove 16, so that the disassembly can be completed; when the heat dissipation mechanism 7 dissipates heat, the cold fan 24 assists the heat dissipation mechanism 7 to supply air, meanwhile, the heat dissipation effect of the heat dissipation mechanism 7 is improved, air is supplied from the baffle plate 21, air flows enter the air supply groove 23, dust passes through the guide plate 30 and is accumulated on the guide plate 30 due to the air flow, the air flow easily passes through the air supply groove 23, the dust is not easy to pass through the air supply groove 23, and the dust entering the heat dissipation mechanism 7 is greatly reduced; the adsorption layer 31 adsorbs dust, and the filter screen 32 further improves the dust filtering effect; when the cold fan 24 works, the fan blades 25 rotate to drive the rotating shaft 27 to rotate, the rotating blades 28 rotate along with the rotating shaft 27, the brush head 29 is thrown out along with the rotating blades 28, and the brush head 29 cleans dust without cleaning the dust subsequently by a user.
It should be noted that, in the above system embodiment, each included component is merely divided according to functional logic, but is not limited to the above division as long as the corresponding function can be achieved; in addition, the specific names of the functional components are only for convenience of distinguishing from each other and are not used for limiting the protection scope of the present invention.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a switching power supply heat dissipation package assembly, includes support frame (1) and mounting panel (2), its characterized in that: the heat dissipation device is characterized in that a circuit board (201) and a heat dissipation mechanism (7) are arranged on the upper surface of the mounting plate (2), a fixing plate (3) is fixedly connected to the upper surface of the support frame (1), a plate groove (5) is formed in the bottom surface of the mounting plate (2), the fixing plate (3) is clamped and matched with the plate groove (5), a plurality of fixing columns (4) are fixedly connected to the upper surface of the fixing plate (3), a column groove (6) is formed in the inner surface of the plate groove (5), and the fixing columns (4) are clamped and matched with the column groove (6).
2. The switching power supply heat dissipation assembly structure of claim 1, wherein a plurality of backing plates (8) are fixedly connected to the upper surface of the support frame (1), the backing plates (8) are symmetrically arranged with respect to the center line of the support frame (1), a cushion pad (10) and an insert post (9) are fixedly connected to the upper surface of the backing plate (8), a plurality of pad grooves (14) are formed in the bottom surface of the mounting plate (2), the pad grooves (14) are symmetrically arranged with respect to the center line of the mounting plate (2), the positions and the sizes of the pad grooves (14) are matched with the backing plates (8), an insert slot (15) is formed in the inner surface of the pad groove (14), and the insert post (9) is in clamping fit with the insert slot (15).
3. The switching power supply heat dissipation assembly structure according to claim 2, wherein a spring groove (11) is formed in one side surface of the plug post (9), a first spring (12) is arranged inside the spring groove (11), one end of the first spring (12) is fixedly connected with a clamping block (13), a clamping groove (16) is formed in one side surface of the insertion groove (15), and the clamping groove (16) is in clamping fit with the clamping block (13).
4. The switching power supply heat dissipation assembly structure according to claim 3, wherein a pressure groove (17) is formed in each of two opposite side surfaces of the mounting plate (2), the position of the pressure groove (17) is matched with the clamping groove (16), the pressure groove (17) is connected with the clamping groove (16), a second spring (18) is fixedly connected to the inner surface of the pressure groove (17), a pressure plate (19) is fixedly connected to one end of the second spring (18), a pressure post (20) is fixedly connected to one surface of the pressure plate (19), and the position of the pressure post (20) is matched with the clamping groove (16).
5. The switching power supply heat dissipation assembly structure according to claim 1, wherein a baffle (21) is disposed on an upper surface of the mounting plate (2), an auxiliary heat dissipation frame (22) is disposed between the baffle (21) and the heat dissipation mechanism (7), and a cooling fan (24) is disposed inside the auxiliary heat dissipation frame (22).
6. The switching power supply heat dissipation assembly structure of claim 5, wherein the baffle plate (21) has a plurality of air inlet grooves (23) arrayed on a surface thereof, and a guide plate (30) is fixedly connected to an inner surface of each air inlet groove (23), and the guide plate (30) is of an arc-shaped plate structure.
7. The switching power supply heat dissipation assembly structure of claim 6, wherein the upper surface of the flow guide plate (30) is provided with an adsorption layer (31), and one surface of the baffle plate (21) is provided with a filter screen (32).
8. The switching power supply heat dissipation assembly structure of claim 5, wherein the cooling fan (24) has a plurality of fan blades (25) on the circumferential side, a rotation groove (26) is disposed on the circumferential side of the fan blades (25), a rotation shaft (27) is disposed inside the rotation groove (26), a rotation blade (28) is disposed on the circumferential side of the rotation shaft (27), and a brush head (29) is mounted at one end of the rotation blade (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011536748.5A CN112492861B (en) | 2020-12-23 | 2020-12-23 | Switching power supply heat dissipation package assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011536748.5A CN112492861B (en) | 2020-12-23 | 2020-12-23 | Switching power supply heat dissipation package assembly |
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| CN112492861A true CN112492861A (en) | 2021-03-12 |
| CN112492861B CN112492861B (en) | 2021-08-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015207569A (en) * | 2014-04-17 | 2015-11-19 | 三菱電機株式会社 | heat dissipation structure |
| CN209105043U (en) * | 2018-11-23 | 2019-07-12 | 厦门著赫电子科技有限公司 | A kind of radiating assembling structure of Switching Power Supply |
| CN110007726A (en) * | 2019-03-29 | 2019-07-12 | 烟台知兴知识产权咨询服务有限公司 | A kind of external-use computer network security equipment |
| CN210781885U (en) * | 2019-09-30 | 2020-06-16 | 厦门著赫电子科技有限公司 | Novel switching power supply's heat dissipation package assembly |
-
2020
- 2020-12-23 CN CN202011536748.5A patent/CN112492861B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015207569A (en) * | 2014-04-17 | 2015-11-19 | 三菱電機株式会社 | heat dissipation structure |
| CN209105043U (en) * | 2018-11-23 | 2019-07-12 | 厦门著赫电子科技有限公司 | A kind of radiating assembling structure of Switching Power Supply |
| CN110007726A (en) * | 2019-03-29 | 2019-07-12 | 烟台知兴知识产权咨询服务有限公司 | A kind of external-use computer network security equipment |
| CN210781885U (en) * | 2019-09-30 | 2020-06-16 | 厦门著赫电子科技有限公司 | Novel switching power supply's heat dissipation package assembly |
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| CN112492861B (en) | 2021-08-06 |
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