CN204886650U - Pluggable modular power - Google Patents
Pluggable modular power Download PDFInfo
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- CN204886650U CN204886650U CN201520539092.0U CN201520539092U CN204886650U CN 204886650 U CN204886650 U CN 204886650U CN 201520539092 U CN201520539092 U CN 201520539092U CN 204886650 U CN204886650 U CN 204886650U
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- adapter
- cold drawing
- heat
- liquid cooling
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Abstract
The utility model relates to a switching power supply's technical field provides a pluggable modular power. Including protecting sheathing, PCB subassembly and liquid cooling type heating panel subassembly. Wherein, liquid cooling type heating panel subassembly includes the cold drawing and sets firmly the adapter on the cold drawing, and protecting sheathing limits an accommodating space with the cold drawing jointly, and PCB component Assembly is fixed in in the accommodating space, the surface of cold drawing is formed with a feed liquor hole and a liquid hole, is equipped with the liquid cooling passageway of intercommunication inlet opening and apopore in the cold drawing, set firmly on the adapter and be used for first adapter and the second adapter be connected respectively with outside liquid cooling system, be equipped with first passageway and second channel in the adapter, first adapter of first passageway intercommunication and feed liquor hole, second channel intercommunication second adapter and play liquid hole. Compared with the prior art, the utility model provides a pluggable modular power has advantages such as the temperature is controllable, dustproof, the noise low, reliability height.
Description
Technical field
The utility model relates to the technical field of Switching Power Supply, especially relates to a kind of pluggable module-power.
Background technology
The product of each application of industry, in technology and technologic continuous progress, also constantly proposes higher requirement to power source performance index.Higher power density must be provided, to adapt to more compact installing space.For meeting the application conditions of these harshnesses, power supply, except should having very high conversion efficiency, also must possess good heat transfer and heat dissipation design.
At present, in existing power supply technical field, the radiating mode of components and parts is all fixed on a heat sink by heater element, adopt blower fan forced air cooling mode by the heat blowout its exterior on radiator, the reliability height of power supply relies on fan life, blower fan work not only can produce noise, can produce loss to the power stage of complete machine, and air-flow exchanges and power source internal also can be made to produce dust.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of pluggable module-power, be intended to solve in prior art, under high power density, high efficiency applied environment, there is radiating effect difference in module-power, causes the defect that power stage after Power convert is impaired.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of pluggable module-power, comprise protecting sheathing and PCB assembly, wherein, also comprise a liquid cooling type radiation board component, described liquid cooling type radiation board component comprises cold drawing and is installed in the adapter on described cold drawing, and described protecting sheathing and described cold drawing define a receiving space jointly, and described PCB assembled is fixed in described receiving space; The surface of described cold drawing is formed with an inlet opening and a fluid hole, is provided with the liquid cooling passage being communicated with described inlet opening and described fluid hole in described cold drawing; Described adapter is installed with the first adapter for being connected respectively with outer liquid cooling system and the second adapter, first passage and second channel is provided with in described adapter, described first passage is communicated with described first adapter and inlet opening, and described second channel is communicated with described second adapter and fluid hole.
Further, described cold drawing comprises upper plate body and the lower body of connection bonded to each other, forms described receiving space between described upper plate body and described protecting sheathing.
Further, described upper plate body has and the first side that described lower body is fitted and second side relative with described first side, and described liquid cooling passage is formed on described first side of described upper plate body.
Further, described inlet opening and described fluid hole are opened on described second side of described upper plate body respectively, and described adapter is installed on described second side of described upper plate body; Seal is provided with between described adapter and described upper plate body, between described adapter and described first adapter and between described adapter and described second adapter.
Further, the pcb board that described PCB assembly comprises and described cold drawing be arranged in parallel and being arranged on described pcb board and electric input connector between this pcb board and this cold drawing, the first electric controling assembly for rectification, the second electric controling assembly for pressure regulation and electric out connector; Described protecting sheathing comprises described first electric controling assembly and comprises the first heat-conducting piece and the second heat-conducting piece; described second electric controling assembly comprises the 3rd heat-conducting piece; the surface-coated of described cold drawing has heat-conducting glue, and described first heat-conducting piece, described second heat-conducting piece and described 3rd heat-conducting piece all contact with described heat-conducting glue.
Further, insulation board and/or heat conductive silica gel is provided with between described pcb board and described protecting sheathing.
Further, described cold drawing is provided with multiple altitude location stud, described pcb board is fixedly connected on multiple described altitude location stud.
Further, described protecting sheathing comprises drain pan and end shield, and described drain pan has relative first end and the second end, and described end shield is positioned at described first end, and described adapter is positioned at described second end; Described end shield is installed on described first end, described end shield offers the first through hole passed for described electric input connector and the overturn cover be articulated in outside this base frame.
Further, the outside of described end shield is articulated with an overturn cover, described overturn cover offers second through hole corresponding with described first through hole.
Further, described adapter is provided with several alignment pins coordinating when being connected with outer liquid cooling system and locate.
Be compared with the prior art, the pluggable module-power that the utility model provides, adopt the liquid cooling type radiation board component with cold drawing and adapter, main heater members each in PCB assembly is passed to cold drawing by heat transfer and thermal-radiating mode, cooling fluid in cold drawing is by circulating with outer liquid cooling system, heat on cold drawing is taken away, to reach the object of temperature constant, like this, heat in above-mentioned module-power can be derived effectively, good heat dissipation effect, after Power convert, power stage is stablized, and there is temperature-controllable, dust-proof, noise is low, high reliability.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the pluggable module-power that the utility model embodiment provides;
Fig. 2 is the schematic perspective view of the primary heat sink module that the utility model embodiment provides;
Fig. 3 is the schematic perspective view of the primary inductance heat conduction cover module that the utility model embodiment provides;
Fig. 4 is that the transformer that provides of the utility model embodiment and synchronous rectification are dispelled the heat the schematic perspective view of module;
Fig. 5 is the schematic perspective view of the PCB assembly that the utility model embodiment provides;
Fig. 6 is the schematic perspective view of the liquid cooling type radiation board component that the utility model embodiment provides;
Fig. 7 is the cross-sectional schematic along A-A in Fig. 6;
Fig. 8 is the schematic perspective view after the cold drawing that provides of the utility model embodiment and altitude location stud are fixed;
Fig. 9 is the schematic perspective view after the liquid cooling type radiation board component that provides of the utility model embodiment and PCB assembled;
Figure 10 is the schematic perspective view of the pluggable module-power that the utility model embodiment provides.
Main element symbol description
The pluggable module-power of 100-; 10-protecting sheathing;
20-PCB assembly; 30-liquid cooling type radiation board component;
31-cold drawing; 32-adapter;
40-receiving space; 33-inlet opening;
34-fluid hole; 35-first adapter;
36-second adapter; 37-first passage;
38-second channel; 39-liquid cooling passage;
11-drain pan; 12-end shield;
11a-first end; 11b-second end;
13-overturn cover; 13a-hand catching groove;
21-PCB plate; The electric input connector of 22-;
23-first electric controling assembly; 24-second electric controling assembly;
The electric out connector of 25-; 231-first heat-conducting piece;
232-primary heat sink module; 233-second heat-conducting piece;
234-primary inductance heat conduction cover module; 241-the 3rd heat-conducting piece;
242-transformer and synchronous rectification are dispelled the heat module; 50-insulation board;
60-heat conductive silica gel; 311-upper plate body;
312-lower body; 311a-first side;
311b-second side; 14-second through hole;
70-altitude location stud; 80-heat-conducting glue;
90-alignment pin; 235-pin position control board.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing, realization of the present utility model is described in detail.
As shown in Figures 1 to 10, be a preferred embodiment that the utility model provides.
The present embodiment provides pluggable module-power 100, comprises protecting sheathing 10, PCB assembly 20 and liquid cooling type radiation board component 30.Wherein, the adapter 32 that liquid cooling type radiation board component 30 comprises cold drawing 31 and is installed on cold drawing 31, protecting sheathing 10 and cold drawing 31 jointly define receiving space 40, a PCB assembly 20 and are fixed in receiving space 40; The surface of cold drawing 31 is formed with inlet opening 33 and a fluid hole 34, is provided with the liquid cooling passage 39 being communicated with inlet opening 33 and fluid hole 34 in cold drawing 31; Adapter 32 is installed with the first adapter 35 and the second adapter 36 for being connected respectively with outer liquid cooling system (scheming not shown), first passage 37 and second channel 38 is provided with in adapter 32, first passage 37 is communicated with the first adapter 35 and inlet opening 33, and second channel 38 is communicated with the second adapter 36 and fluid hole 34.
Above-mentioned pluggable module-power 100, adopt the liquid cooling type radiation board component 30 with cold drawing 31 and adapter 32, main heater members each in PCB assembly 20 is passed to cold drawing 31 by heat transfer and thermal-radiating mode, cooling fluid in cold drawing 31 is by circulating with outer liquid cooling system, heat on cold drawing 31 is taken away, to reach the object of temperature constant, like this, heat in above-mentioned pluggable module-power 100 can be derived effectively, good heat dissipation effect, after Power convert, power stage is stablized, and there is temperature-controllable, dust-proof, noise is low, high reliability, like this, it is low every the nearly temperature of blower fan that this structure can solve components and parts in traditional air-cooled structure, uneven permanent every blower fan temperature height far away equitemperature, the drawbacks such as blower fan operating noise is large.
For sake of convenience, hereinafter alleged " left side " " right side " " on " D score to consistent, but do not play restriction effect to structure of the present utility model with left and right, the upper and lower of accompanying drawing itself.
Pluggable module-power 100, for hot swap type server power supply, as can be seen from Figure 1, pluggable module-power 100 comprises protecting sheathing 10, PCB assembly 20 and has the liquid cooling type radiation board component 30 of cold drawing 31.Protecting sheathing 10, itself and cold drawing 31 jointly define receiving space 40, a PCB assembly 20 and are fixed on receiving space 40.
See Fig. 1 and Figure 10, in the present embodiment, protecting sheathing 10 comprises drain pan 11 and end shield 12.Drain pan 11, employing metal material is made, preferred aluminium alloy drain pan 11, and drain pan 11 is roughly three square flap shapes, it has relative first end 11a (right-hand member in diagram) and the equal openend of the second end 11b (left end in diagram), first end 11a and the second end 11b.Drain pan 11 is located on cold drawing 31, and is fixedly connected with by screw (certainly, can also pass through all fixed forms existing such as welding, clamping).
End shield 12, be roughly square framework, employing metal material is made, preferred stainless steel end shield 12, end shield 12 by screw (certainly, can also all fixed forms existing such as welding, clamping be passed through) be fixedly connected with drain pan 11, end shield 12 offers the first through hole (scheming not shown).End shield 12 is articulated with overturn cover 13, one end of overturn cover 13 is by being rotatably installed in the outside of end shield 12 with the vertically disposed bearing pin of cold drawing 31 (scheming not shown), overturn cover 13 offers the second through hole 14, when overturn cover 13 covers on end shield 12, this second through hole 14 overlaps substantially with the first through hole.After overturn cover 13 departs from end shield 12 to inner rotary, can handle be formed, so that insert at module-power and carry out hand-held when extracting power supply fixed frame (scheming not shown), convenient force.The other end relative with one end of end shield 12 pivot joint in overturn cover 13 is formed hand catching groove 13a, be convenient to the opening and closing of overturn cover 13 and end shield 12.
See Fig. 1 to Fig. 5, PCB assembly 20, it is comprised a pcb board 21 and to be electrically arranged on pcb board 21 by spike soldering tin technique and electric input connector 22, first electric controling assembly 23, second electric controling assembly 24 that is electrically connected of order and electrically out connector 25, this pcb board 21 is substantially parallel with cold drawing 31, and electric input connector 22, first electric controling assembly 23, first electric controling assembly 23 and electrically out connector 25 are all between this pcb board 21 and this cold drawing 31.It should be noted that, in the pluggable module-power 100 of the present embodiment, each electric component is the electric component in the module-power of prior art.Electric input connector 22 is for the input of external power source, and electric input connector 22 is passed by the first through hole on end shield 12.First electric controling assembly 23, for rectification and filtering, it comprise by the first heat-conducting piece 231 and be arranged on primary rectifier pipe on this first heat-conducting piece 231, primary heat sink module 232 that metal-oxide-semiconductor, diode constant power device forms, and by the second heat-conducting piece 233 and the primary inductance heat conduction cover module 234 being arranged on the primary inductance element in this second heat-conducting piece 233 and forming.In the present embodiment, the first heat-conducting piece 231 is the heat-conducting seat of T section, and the second heat-conducting piece 233 is the heat conduction cover of opening towards pcb board 21.Second electric controling assembly 24, for pressure regulation, it comprises by the 3rd heat-conducting piece 241 and is arranged on transformer that the devices on the 3rd heat-conducting piece 241 form and synchronous rectification and dispels the heat module 242, and in the present embodiment, the 3rd heat-conducting piece 241 is transformer secondary pole copper strips radiator.Electric out connector 25, for being connected with external equipment, and exports the electric current after each electric component transfer power.
In the present embodiment; insulation board 50 and heat conductive silica gel 60 (can certainly only fitting insulating panels 50 or heat conductive silica gel 60) be installed between pcb board 21 and protecting sheathing 10 side by side; as can be seen from Figure 1; insulation board 50 is roughly three folded structures; to be located on pcb board 21 and to cover the first electric controling assembly 23; the length of insulation board 50 is substantially identical with the entire length of the first electric controling assembly 23, width and be highly slightly less than drain pan 11.Heat conductive silica gel 60 is rectangle, has certain thickness, and its length is substantially identical with the entire length of the second electric controling assembly 24, and width is slightly less than drain pan 11.Like this, the PCB assembly 20 be arranged in protecting sheathing 10 is made to have good insulation and heat dispersion.
See Fig. 6 to Fig. 9; liquid cooling type radiation board component 30; the adapter 32 that liquid cooling type radiation board component 30 comprises cold drawing 31 and is installed on cold drawing 31; it should be noted that; after protecting sheathing 10 is fixedly connected with liquid cooling type radiation board component 30, drain pan 11, end shield 12, cold drawing 31 and adapter 32 enclose and form above-mentioned receiving space 40.In the present embodiment, as can be seen from Figure 7, cold drawing 31 comprises upper plate body 311 and the lower body 312 of connection bonded to each other, and upper plate body 311 and lower body 312 are metal material and make, preferred aluminium alloy plate.The receiving space 40 formed between upper plate body 311 and protecting sheathing 10.Upper plate body 311 has and the first side 311a that lower body 312 is fitted and the second side 311b relative with the first side 311a, first side 311a of upper plate body 311 to mill out or depth drill mode is processed to form the liquid cooling passage 39 that flows through for cooling fluid (scheming not shown) (certainly through machining, liquid cooling passage 39 also can be formed in upper plate body 311, or on upper plate body 311 and lower body 312, all form liquid cooling passage 39), then be fixedly connected with through high temperature vacuum brazing in conjunction with lower body 312.Second side 311b of upper plate body 311 offers the inlet opening 33 be communicated with liquid cooling passage 39 and fluid hole 34 (certainly, inlet opening 33 and fluid hole 34 also can be opened on lower body 312), adapter 32 is fixedly mounted on upper plate body 311 in inlet opening 33 by screw, fluid hole 34 position, adapter 32 is installed with first adapter 35 and second adapter 36, first passage 37 and second channel 38 is provided with in adapter 32, first passage 37 is communicated with the first adapter 35 and inlet opening 33, second channel 38 is communicated with the second adapter 36 and fluid hole 34, after first adapter 35 is connected with outer liquid cooling system with the second adapter 36, outside cooling fluid enters in first passage 37 by the first adapter 35, through inlet opening 33, liquid cooling passage 39, fluid hole 34, second channel 38 and the second adapter 36 flow back in outer liquid cooling system, realize the liquid circulation in cold drawing 31, and then realize the derivation of heat.Outer liquid cooling system has auto-lock function, and before module-power is extracted, meeting self-closed, can not produce cooling fluid spillover.Upper plate body 311 is provided with multiple altitude location stud 70, altitude location stud 70 is arranged perpendicular to upper plate body 311 surface, all there is screw on the top of each altitude location stud 70, and pcb board 21 and insulation board 50 are fixedly connected on multiple altitude location stud 70 respectively by screw.In the present embodiment, second side 311b of upper plate body 311 is coated with one deck heat-conducting glue 80, heat-conducting glue 80 is heat conduction AB glue, heat conduction ab glue is a kind of low viscosity dual composition addition type organic silicon potting adhesive, and the first heat-conducting piece 231, second heat-conducting piece 233 and the 3rd heat-conducting piece 241 all contact with described heat-conducting glue 80.
Certainly, cold drawing 31 also can be formed by stacking by a plate body or multiple plate body.
In order to prevent the leakage of cooling fluid, be provided with seal (scheming not shown) between adapter 32 and upper plate body 311, between adapter 32 and the first adapter 35 and between adapter 32 and the second adapter 36, seal can be O RunddichtringO.
In order to realize the rapid abutting joint with outer liquid cooling system, adapter 32 is provided with two (can be other quantity certainly) alignment pins 90 coordinating when being connected with outer liquid cooling system and locate, two alignment pins 90 are between the first adapter 35 and the second adapter 36, like this, can bonding strength be improved, be convenient to quick position and docking.
The assembling process of module-power of the present utility model is elaborated below in conjunction with accompanying drawing:
The first step, is screwed primary rectifier pipe, metal-oxide-semiconductor, diode constant power device and the first heat-conducting piece 231 in conjunction with assembled fixture, composition primary heat sink module 232;
Second step, heat conduction AB glue is deployed in each 50% ratio, by opening up for the second heat-conducting piece 233, pour the heat conduction AB glue prepared in the second heat-conducting piece 233 1/2 volume place, each primary inductance element is vertically put into the second heat-conducting piece 233 of encapsulating by pin mode upward, control well with the pin position relative position of one piece of pin position control board 235 by each primary inductance element, after heat-conducting glue 80 solidifies, take out pin position control board 235, thus form primary inductance heat conduction cover module 234.
3rd step, is screwed devices and the 3rd heat-conducting piece 241, utilizes tool to control pin position well, and composition transformer and synchronous rectification are dispelled the heat module 242.
4th step, dispel the heat module 242 and each electric controling element of other primary and secondary of primary heat sink module 232, primary inductance heat conduction cover module 234, transformer and synchronous rectification utilizes inline process to insert each relative opening position on pcb board 21, and utilizes crest tin soldering technique to be fixed on pcb board 21 by each components and parts.
5th step, cold drawing 31 is fixed on tool, in cold drawing 31, the second side 311b of upper plate body 311 is coated with heat conduction AB glue deployed before one deck, the scope that heat conduction AB glue THICKNESS CONTROL is setting, the PCB assembly 20 fixed is put into the heat conduction AB glue scope of having filled with down with element crests, make primary heat sink module 232, primary inductance heat conduction cover module 234, the bottom of the main heater element that transformer and synchronous rectification are dispelled the heat in module 242 and each electric controling element of other primary and secondary fully contacts with heat conduction AB glue, altitude location stud 70 on each corresponding hole site on pcb board 21 and cold drawing 31 is screwed, after heat conduction AB adhesive curing, take out PCB fixed screw.
6th step; the semi-finished product that 5th step assembles are placed on the operational platform in the mode that pcb board 21 is bottom-up; heat conductive silica gel 60 is sticked in relevant position; semi-finished product are inserted in drain pan 11 in downward opening mode by the drain pan 11 in protecting sheathing 10; screw pilot hole on drain pan 11 aims at the screw location hole of pcb board 21, drain pan 11 and semi-finished product is fixed with screw.
7th step, is inserted in the semi-finished product fixed by end shield 12, end shield 12, drain pan 11 and cold drawing 31 are screwed.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a pluggable module-power, comprise protecting sheathing and PCB assembly, it is characterized in that: also comprise a liquid cooling type radiation board component, described liquid cooling type radiation board component comprises cold drawing and is installed in the adapter on described cold drawing, described protecting sheathing and described cold drawing define a receiving space jointly, and described PCB assembled is fixed in described receiving space; The surface of described cold drawing is formed with an inlet opening and a fluid hole, is provided with the liquid cooling passage being communicated with described inlet opening and described fluid hole in described cold drawing; Described adapter is installed with the first adapter for being connected respectively with outer liquid cooling system and the second adapter, first passage and second channel is provided with in described adapter, described first passage is communicated with described first adapter and inlet opening, and described second channel is communicated with described second adapter and fluid hole.
2. pluggable module-power according to claim 1, is characterized in that: described cold drawing comprises upper plate body and the lower body of connection bonded to each other, forms described receiving space between described upper plate body and described protecting sheathing.
3. pluggable module-power according to claim 2, it is characterized in that: described upper plate body has and the first side that described lower body is fitted and second side relative with described first side, and described liquid cooling passage is formed on described first side of described upper plate body.
4. pluggable module-power according to claim 3, is characterized in that: described inlet opening and described fluid hole are opened on described second side of described upper plate body respectively, and described adapter is installed on described second side of described upper plate body; Seal is provided with between described adapter and described upper plate body, between described adapter and described first adapter and between described adapter and described second adapter.
5. pluggable module-power according to any one of claim 1 to 4, is characterized in that: the pcb board that described PCB assembly comprises and described cold drawing be arranged in parallel and being arranged on described pcb board and electric input connector between this pcb board and this cold drawing, the first electric controling assembly for rectification, the second electric controling assembly for pressure regulation and electric out connector; Described protecting sheathing comprises described first electric controling assembly and comprises the first heat-conducting piece and the second heat-conducting piece; described second electric controling assembly comprises the 3rd heat-conducting piece; the surface-coated of described cold drawing has heat-conducting glue, and described first heat-conducting piece, described second heat-conducting piece and described 3rd heat-conducting piece all contact with described heat-conducting glue.
6. pluggable module-power according to claim 5, is characterized in that: be provided with insulation board and/or heat conductive silica gel between described pcb board and described protecting sheathing.
7. pluggable module-power according to claim 5, is characterized in that: described cold drawing is provided with multiple altitude location stud, and described pcb board is fixedly connected on described altitude location stud.
8. pluggable module-power according to claim 5, it is characterized in that: described protecting sheathing comprises drain pan and end shield, described drain pan has relative first end and the second end, and described end shield is positioned at described first end, and described adapter is positioned at described second end; Described end shield is installed on described first end, described end shield offers the first through hole passed for described electric input connector and the overturn cover be articulated in outside this base frame.
9. pluggable module-power according to claim 8, is characterized in that: the outside of described end shield is articulated with an overturn cover, described overturn cover offers second through hole corresponding with described first through hole.
10. pluggable module-power according to any one of claim 1 to 4, is characterized in that: described adapter is provided with several alignment pins coordinating when being connected with outer liquid cooling system and locate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539092.0U CN204886650U (en) | 2015-07-22 | 2015-07-22 | Pluggable modular power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539092.0U CN204886650U (en) | 2015-07-22 | 2015-07-22 | Pluggable modular power |
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| Publication Number | Publication Date |
|---|---|
| CN204886650U true CN204886650U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520539092.0U Active CN204886650U (en) | 2015-07-22 | 2015-07-22 | Pluggable modular power |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106912183A (en) * | 2017-03-15 | 2017-06-30 | 北京北广科技股份有限公司 | A kind of casing cooling recirculation system |
| CN107223009A (en) * | 2017-07-27 | 2017-09-29 | 西安特锐德智能充电科技有限公司 | A kind of power module and its cooling system |
| CN108347863A (en) * | 2017-01-25 | 2018-07-31 | 全汉企业股份有限公司 | Power supply device |
-
2015
- 2015-07-22 CN CN201520539092.0U patent/CN204886650U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108347863A (en) * | 2017-01-25 | 2018-07-31 | 全汉企业股份有限公司 | Power supply device |
| CN106912183A (en) * | 2017-03-15 | 2017-06-30 | 北京北广科技股份有限公司 | A kind of casing cooling recirculation system |
| CN107223009A (en) * | 2017-07-27 | 2017-09-29 | 西安特锐德智能充电科技有限公司 | A kind of power module and its cooling system |
| CN107223009B (en) * | 2017-07-27 | 2024-04-09 | 西安特来电智能充电科技有限公司 | Power module and heat dissipation system thereof |
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Address after: 518000 computer building of the Great Wall, Nanshan District science and Technology Park, Shenzhen, Guangdong Patentee after: China the Great Wall science and technology group Limited by Share Ltd Address before: 518000 the Great Wall computer building, 3 FA FA Road, Nanshan District science and Technology Park, Guangdong, Shenzhen Patentee before: China Changcheng Computer Shenzhen Co., Ltd. |