CN206595884U - Switching power supply - Google Patents
Switching power supply Download PDFInfo
- Publication number
- CN206595884U CN206595884U CN201720275439.4U CN201720275439U CN206595884U CN 206595884 U CN206595884 U CN 206595884U CN 201720275439 U CN201720275439 U CN 201720275439U CN 206595884 U CN206595884 U CN 206595884U
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- CN
- China
- Prior art keywords
- water
- water channel
- block
- collect cavity
- radiating
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- 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.)
- Expired - Fee Related
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a kind of Switching Power Supply, including：Main casing, switching tube, the water-cooled block fixed by thermal plastic insulation and switching tube, and it is fixed on the radiating block of main casing outer wall；Some second water channels are provided with the radiating block；The inner chamber of each second water channel is hollow cylindrical interior；The inwall projection of each second water channel has some cylindrical projections；Projection in same second water channel, their axle center and the axis perpendicular of second water channel；Projection in same second water channel, the junction of they and the second water channel inwall is located on same circular helix；Projection in same second water channel, their end is respectively fixed with heat conduction ball, and the centre of sphere of each heat conduction ball is located on the axle center of second water channel；Some salient points are evenly equipped with respectively on the outer wall of each heat conduction ball；The radiating fin is provided with some through holes.The utility model Switching Power Supply, the heat that switching tube is produced can be brought to main casing, be radiated by external cooling block by it, can improve radiating effect.
Description
Technical field
The utility model is related to Switching Power Supply.
Background technology
Switching Power Supply is to utilize modern power electronics technology, the time ratio that controlling switch pipe is turned on and off, and remains steady
Determine a kind of power supply of output voltage, Switching Power Supply is typically by pulse width modulation（PWM）IC and switching tube is controlled to constitute.Switching tube
Heat can be produced during work, if radiating not in time, switching tube can be burnt out.
Utility model content
The purpose of this utility model is to provide a kind of Switching Power Supply, and it can bring the heat that switching tube is produced to main casing
Outside, is radiated by external cooling block, can improve radiating effect.
To achieve the above object, the technical solution of the utility model is a kind of Switching Power Supply of design, including：Main casing, Gu
Determine the circuit board in main casing, and the switching tube on circuit board；
The Switching Power Supply also includes：The water-cooled block fixed by thermal plastic insulation and switching tube, and it is fixed on main casing
The radiating block of external wall；The water-cooled block is cuboid copper billet, and water-cooled block is respectively equipped with first at its length direction two ends
Collect cavity and the second collect cavity；It is additionally provided with some the first water channels being parallel to each other inside the water-cooled block, the first water channel is along water cooling
The length direction of block is set, and the two ends of the first water channel are connected with the first collect cavity, the second collect cavity respectively；The radiating block
For cuboid copper billet, and radiating block is respectively equipped with the 3rd collect cavity and the 4th collect cavity at its length direction two ends；It is described to dissipate
Some the second water channels being parallel to each other are additionally provided with inside hot block, length direction of second water channel along radiating block is set, and the second water
The two ends in road are connected with the 3rd collect cavity, the 4th collect cavity respectively；First collect cavity is catchmented by the first water pipe with the 3rd
Chamber is connected, and the second collect cavity is connected by the second water pipe with the 4th collect cavity；First water pipe and the second water pipe run through main casing
Body, and the first water pipe is provided with circulating pump；The radiating block is additionally provided with some radiating fins；
The inner chamber of each second water channel is hollow cylindrical interior；The inwall projection of each second water channel has some circular cylindrical projections
Post；Projection in same second water channel, their axle center and the axis perpendicular of second water channel；It is convex in same second water channel
Post, the junction of they and the second water channel inwall is located on same circular helix, and the circular helix is with second water channel
Inwall be the face of cylinder, and along second water channel axial screw extend；
Projection in same second water channel, their end is respectively fixed with heat conduction ball, and the centre of sphere of each heat conduction ball is located at
On the axle center of second water channel；
Some salient points are evenly equipped with respectively on the outer wall of each heat conduction ball；
The radiating fin is provided with some through holes.
It is preferred that, the heat conduction ball in same second water channel, they are uniform along the axial direction of second water channel.
It is preferred that, the main casing inwall is provided with the insulating support for being used for supporting water-cooled block, and water-cooled block is by insulating support
Supporting.
It is preferred that, insulated heat pad is provided between the main casing outer wall and radiating block.
Advantage and beneficial effect of the present utility model are：A kind of Switching Power Supply is provided, its heat that switching tube can be produced
Measure outside band to main casing, radiated by external cooling block, radiating effect can be improved.
Each first water channel is heat absorption flow channel, and each second water channel is radiating flow passage, the first collect cavity, heat absorption flow channel, the second collection
Water cavity, the second water pipe, the 4th collect cavity, radiating flow passage, the 3rd collect cavity, the first water pipe, the first collect cavity are sequentially communicated, and are formed
Coolant is full of in circulatory flow, circulatory flow.Circulating pump drives coolant in circulatory flow internal circulation flow, and coolant will be opened
The heat for closing pipe generation is brought to main casing, is radiated by external cooling block, can be improved radiating effect.
Provided with projection in second water channel, the junction of projection and the second water channel inwall is located on same circular helix, convex
Column end is fixed with heat conduction ball, heat conduction ball outer wall and is evenly equipped with some salient points, when the coolant is circulated in the second water channel
Turbulent flow is produced, the heat transfer effect of coolant and radiating block can be improved, radiating effect is further improved.
Radiating fin is provided with some through holes, can further improve radiating effect.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Embodiment
With reference to the accompanying drawings and examples, embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and protection model of the present utility model can not be limited with this
Enclose.
The utility model specific implementation technical scheme be：
As shown in figure 1, a kind of Switching Power Supply, including：Circuit board in main casing, fixed main casing, and located at circuit
Switching tube on plate；
The Switching Power Supply also includes：The water-cooled block 10 fixed by thermal plastic insulation and switching tube, and it is fixed on master
The radiating block 20 of housing exterior walls；The water-cooled block 10 is cuboid copper billet, and water-cooled block 10 is in its length direction two ends difference
Provided with the first collect cavity 11 and the second collect cavity 12；Some the first water channels being parallel to each other are additionally provided with inside the water-cooled block 10
13, length direction of first water channel 13 along water-cooled block 10 is set, and the first water channel 13 two ends respectively with the first collect cavity 11, the
Two collect cavities 12 are connected；The radiating block 20 is also cuboid copper billet, and radiating block 20 is set respectively at its length direction two ends
There are the 3rd collect cavity 21 and the 4th collect cavity 22；Some the second water channels 23 being parallel to each other are additionally provided with inside the radiating block 20,
Length direction of second water channel 23 along radiating block 20 is set, and the second water channel 23 two ends respectively with the 3rd collect cavity the 21, the 4th
Collect cavity 22 is connected；First collect cavity 11 is connected by the first water pipe 31 with the 3rd collect cavity 21, and the second collect cavity 12 leads to
The second water pipe 32 is crossed to connect with the 4th collect cavity 22；The water pipe 32 of first water pipe 31 and second runs through main casing, and the first water
Pipe 31 is provided with circulating pump 30；The radiating block 20 is additionally provided with some radiating fins 24；
The inner chamber of each second water channel 23 is hollow cylindrical interior；The inwall projection of each second water channel 23 has some cylinders
Projection 25；Projection 25 in same second water channel 23, their axle center and the axis perpendicular of second water channel 23；Same second water
Projection 25 in road 23, the junction of they and the inwall of the second water channel 23 is located on same circular helix, the cylindrical screw
Line extends using the inwall of second water channel 23 as the face of cylinder along the axial screw of second water channel 23；
Projection 25 in same second water channel 23, their end is respectively fixed with heat conduction ball 26, and each heat conduction ball 26
The centre of sphere is located on the axle center of second water channel 23；
Some salient points are evenly equipped with respectively on the outer wall of each heat conduction ball 26（Not shown in figure）；
The radiating fin 24 is provided with some through holes.
Heat conduction ball 26 in same second water channel 23, they are uniform along the axial direction of second water channel 23.
The main casing inwall is provided with the insulating support for being used for supporting water-cooled block 10, and water-cooled block 10 is by insulating support branch
Hold.
Insulated heat pad is provided between the main casing outer wall and radiating block 20.
Each first water channel 13 be heat absorption flow channel, each second water channel 23 be radiating flow passage, the first collect cavity 11, heat absorption flow channel,
Second collect cavity 12, the second water pipe 32, the 4th collect cavity 22, radiating flow passage, the 3rd collect cavity 21, the first water pipe 31, first collection
Water cavity 11 is sequentially communicated, and is formed and coolant is full of in circulatory flow, circulatory flow.Circulating pump 30 drives coolant in circulatory flow
Internal circulation flow, coolant brings the heat that switching tube is produced to main casing, is radiated by external cooling block 20, can improve
Radiating effect.
Projection 25 is provided with second water channel 23, the junction of the inwall of 25 and second water channel of projection 23 is located at same cylindrical screw
On line, the end of projection 25 is fixed with heat conduction ball 26, the outer wall of heat conduction ball 26 and is evenly equipped with some salient points, can make coolant second
Turbulent flow is produced when being circulated in water channel 23, the heat transfer effect of coolant and radiating block 20 can be improved, radiating effect is further improved.
Radiating fin 24 is provided with some through holes, can further improve radiating effect.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as protection domain of the present utility model.
Claims (4)
1. Switching Power Supply, including：Circuit board in main casing, fixed main casing, and the switching tube on circuit board；It is special
Levy and be：
The Switching Power Supply also includes：The water-cooled block fixed by thermal plastic insulation and switching tube, and to be fixed on main casing external
The radiating block of wall；The water-cooled block is cuboid copper billet, and water-cooled block is respectively equipped with first at its length direction two ends and catchments
Chamber and the second collect cavity；It is additionally provided with some the first water channels being parallel to each other inside the water-cooled block, the first water channel is along water-cooled block
Length direction is set, and the two ends of the first water channel are connected with the first collect cavity, the second collect cavity respectively；The radiating block is also length
Cube shape copper billet, and radiating block is respectively equipped with the 3rd collect cavity and the 4th collect cavity at its length direction two ends；The radiating block
Inside is additionally provided with some the second water channels being parallel to each other, and length direction of second water channel along radiating block is set, and the second water channel
Two ends are connected with the 3rd collect cavity, the 4th collect cavity respectively；First collect cavity is connected by the first water pipe and the 3rd collect cavity
Logical, the second collect cavity is connected by the second water pipe with the 4th collect cavity；First water pipe and the second water pipe run through main casing, and
First water pipe is provided with circulating pump；The radiating block is additionally provided with some radiating fins；
The inner chamber of each second water channel is hollow cylindrical interior；The inwall projection of each second water channel has some cylindrical projections；Together
Projection in one second water channel, their axle center and the axis perpendicular of second water channel；Projection in same second water channel, they
Be located at the junction of the second water channel inwall on same circular helix, the circular helix using the inwall of second water channel as
The face of cylinder, and extend along the axial screw of second water channel；
Projection in same second water channel, their end is respectively fixed with heat conduction ball, and each heat conduction ball the centre of sphere be located at this
On the axle center of two water channels；
Some salient points are evenly equipped with respectively on the outer wall of each heat conduction ball；
The radiating fin is provided with some through holes.
2. Switching Power Supply according to claim 1, it is characterised in that the heat conduction ball in same second water channel, their edges should
The axial direction of second water channel is uniform.
3. Switching Power Supply according to claim 2, it is characterised in that the main casing inwall, which is provided with, to be used to support water cooling
The insulating support of block, water-cooled block is supported by insulating support.
4. Switching Power Supply according to claim 3, it is characterised in that provided with insulation between the main casing outer wall and radiating block
Heat insulating mattress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275439.4U CN206595884U (en) | 2017-03-21 | 2017-03-21 | Switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275439.4U CN206595884U (en) | 2017-03-21 | 2017-03-21 | Switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595884U true CN206595884U (en) | 2017-10-27 |
Family
ID=60124791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720275439.4U Expired - Fee Related CN206595884U (en) | 2017-03-21 | 2017-03-21 | Switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206595884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954973A (en) * | 2021-02-09 | 2021-06-11 | 陆兵 | Multipoint thermal vibration type high-heat-dissipation power supply |
-
2017
- 2017-03-21 CN CN201720275439.4U patent/CN206595884U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954973A (en) * | 2021-02-09 | 2021-06-11 | 陆兵 | Multipoint thermal vibration type high-heat-dissipation power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20190321 |