CN206878697U - A kind of high-power purification isolation DC/DC converters - Google Patents
A kind of high-power purification isolation DC/DC converters Download PDFInfo
- Publication number
- CN206878697U CN206878697U CN201720614627.5U CN201720614627U CN206878697U CN 206878697 U CN206878697 U CN 206878697U CN 201720614627 U CN201720614627 U CN 201720614627U CN 206878697 U CN206878697 U CN 206878697U
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- China
- Prior art keywords
- plate
- partition
- circuit board
- front side
- back side
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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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Abstract
Electronic device field is the utility model is related to, especially a kind of high-power purification isolation DC/DC converters, including housing, circuit board；Housing surrounds cavity by bottom plate, top plate, left plate, right plate, front side board and back side panel, and four sides of circuit board are connected with left plate, right plate, front side board and back side panel respectively；The inwall of top plate and bottom plate is provided with multiple vertical first partitions and multiple vertical second partitions, first partition, second partition front side board, back side panel and top plate surround heat dissipation channel, first partition, second partition front side board, back side panel and top plate surround lower heat dissipation channel, upper air inlet is provided with left plate, the inner orifice of upper air inlet is provided with suction fan, air outlet is provided with right plate, lower air inlet is provided with left plate, the inner orifice of lower air inlet is provided with lower suction fan, and lower air outlet is provided with right plate.The utility model radiating is uniform, and circuit board upper and lower sides can radiate, and radiating efficiency is high.
Description
Technical field
Electronic device field is the utility model is related to, especially a kind of high-power purification isolation DC/DC converters.
Background technology
With the high speed development of China's electronic technology, the different electronic product of function of all kinds arises at the historic moment；It is being related to
After changing to power supply to input electricity, it is necessary to use DC-DC converter when effectively exporting electricity, DC-DC means that direct current becomes
Direct current, i.e., the conversion of different direct current source value, as long as DC-DC converter can be by meeting this definition；DC-DC converter is wide
It is general to be applied in the products such as mobile phone, vehicle body Power convert, Industry Control, instrument and meter, illumination, portable electronic device.
Because the efficiency of DC/DC converters is always lower than 100%, the energy of loss is shed in the form of heat, particularly
Powerful isolation DC/DC converters, caloric value is very big, and at present, the DC/DC converters with radiator structure refer to application number
For 201420870730.2 utility model patent, the utility model patent of Application No. 201320379724.2, Application No.
201620890673.3 utility model patent and Application No. 201620962662.1 utility model patent, these radiating
The radiating of structure is not comprehensive enough, and the radiating at each position is uneven, and radiating efficiency is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of each position radiating uniformly and that radiating efficiency is high is big
Power purification isolation DC/DC converters.
Technical scheme is used by the utility model solves its technical problem：A kind of high-power purification isolation DC/DC becomes
Parallel operation, including housing, the enclosure interior are provided with circuit board, and change-over circuit, the side of housing are provided with the circuit board
Input adapter and out splice going splice are provided with, the input adapter, change-over circuit and out splice going splice are sequentially connected electrically；
The housing surrounds cavity, the circuit board water by bottom plate, top plate, left plate, right plate, front side board and back side panel
The flat centre position for being arranged at cavity, and four sides of circuit board respectively with left plate, right plate, front side board and back side panel phase
Even, multiple installation through-holes are provided with the circuit board；The inwall of the top plate and bottom plate is provided with multiple vertical first
Dividing plate and multiple vertical second partitions, one end of the first partition are connected with front side board, set between the other end and back side panel
Spacing is equipped with, one end of the second partition is connected with back side panel, is provided with spacing between the other end and front side board, and described first
Dividing plate and second partition are arranged at intervals so that it is logical that first partition, second partition front side board, back side panel and top plate surround radiating
Road, first partition, second partition front side board, back side panel and top plate surround lower heat dissipation channel, the left plate of the circuit board
On be provided with upper air inlet, the inner orifice of the upper air inlet is provided with suction fan, the air outlet of the upper suction fan
Towards upper heat dissipation channel, the upper air outlet being connected with upper heat dissipation channel is provided with the right plate, below the circuit board
Lower air inlet is provided with left plate, the inner orifice of the lower air inlet is provided with lower suction fan, the lower suction fan
Air outlet is provided with the lower air outlet being connected with lower heat dissipation channel towards lower heat dissipation channel on the right plate.
Further, the outer aperture of the upper air inlet and lower air inlet is provided with screen pack.
Further, four sides of the circuit board and left plate, right plate, front side board and back side panel bonding connection.
Further, the bottom plate, left plate, right plate, front side board and back side panel are integrally formed.
The beneficial effects of the utility model are：Circuit board is arranged on centre position, and both sides reserve heat-dissipating space, it is possible to increase
Radiating effect, and the heat-dissipating space of circuit board and lower section is separated and forms radiating by first partition and second partition and is led to
Road, cold wind enter from one end of heat dissipation channel, are discharged after whole heat dissipation channel from the other end, ensure that radiating is uniform.Electricity
Road plate upper and lower sides can radiate, and radiating efficiency is high.
Brief description of the drawings
Fig. 1 is front sectional view of the present utility model；
Fig. 2 is the sectional view of A-A in Fig. 1.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples, it is left, right, front and rear in text, upper and lower etc.
Orientation is used as reference using Fig. 1 and Fig. 2.
As shown in Figure 1 and Figure 2, a kind of high-power purification isolation DC/DC converters of the present utility model, including housing 1, institute
State housing 1 and be internally provided with circuit board 2, change-over circuit is provided with the circuit board 2, the side of housing 1 is provided with input and connect
First 3 with out splice going splice 4, the input adapter 3, change-over circuit and out splice going splice 4 are sequentially connected electrically.The tool that change-over circuit uses
Body electrical equipment and connected mode use prior art, can be according to demand boost conversion electricity by circuit design
Road, decompression converting circuit, upper decompression converting circuit etc..
The housing 1 surrounds cavity, the circuit board 2 by bottom plate, top plate, left plate, right plate, front side board and back side panel
The centre position of cavity is horizontally placed on, upper and lower both sides reserve enough heat-dissipating spaces, ensure radiating efficiency.The four of circuit board 2
Individual side is connected with left plate, right plate, front side board and back side panel respectively, and multiple installation through-holes are provided with the circuit board 2,
For installing the component of composition change-over circuit.The inwall of the top plate and bottom plate is provided with multiple vertical first partitions 5
With multiple vertical second partitions 6, one end of the first partition 5 is connected with front side board, set between the other end and back side panel
There is spacing, one end of the second partition 6 is connected with back side panel, is provided with spacing between the other end and front side board, and described first
Dividing plate 5 and second partition 6 are arranged at intervals so that first partition 5, the front side board of second partition 6, back side panel and top plate surround radiating
Passage, first partition 5, the front side board of second partition 6, back side panel and top plate surround lower heat dissipation channel, a left side for the top of circuit board 2
Upper air inlet 7 is provided with side plate, the inner orifice of the upper air inlet 7 is provided with suction fan 8, the upper suction fan 8
Air outlet towards upper heat dissipation channel, be provided with the upper air outlet 9 being connected with upper heat dissipation channel, the circuit on the right plate
Lower air inlet 10 is provided with the left plate of the lower section of plate 2, the inner orifice of the lower air inlet 10 is provided with lower suction fan 11, institute
The air outlet of lower suction fan 11 is stated towards lower heat dissipation channel, is provided with lower heat dissipation channel being connected to go out on the right plate
Air port 12.Upper suction fan 8 and lower suction fan 11 access change-over circuit, after change-over circuit is powered, upper suction fan 8 is with
Suction fan 11 is powered operation simultaneously.During work, upper suction fan 8 and lower suction fan 11 are by the cold air suction casing in the external world
In 1, cold air is run along upper heat dissipation channel and lower heat dissipation channel, the heat that change-over circuit distributes is absorbed, finally from upper air-out
Mouth 9 and lower air outlet 12 are discharged.
In order to prevent the debris of outside from entering inside housing 1, the outer aperture of the upper air inlet 7 and lower air inlet 10 is all provided with
It is equipped with screen pack 13.
Preferably, four sides of the circuit board 2 and left plate, right plate, front side board and back side panel bonding connection.
In order to improve the intensity of housing 1, it is preferred that the bottom plate, left plate, right plate, front side board and back side panel one
Shaping.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (4)
1. a kind of high-power purification isolation DC/DC converters, including housing (1), the housing (1) are internally provided with circuit board
(2) change-over circuit, is provided with the circuit board (2), the side of housing (1) is provided with input adapter (3) and out splice going splice
(4), the input adapter (3), change-over circuit and out splice going splice (4) are sequentially connected electrically；It is characterized in that：
The housing (1) surrounds cavity, the circuit board (2) by bottom plate, top plate, left plate, right plate, front side board and back side panel
Be horizontally placed on the centre position of cavity, and four sides of circuit board (2) respectively with left plate, right plate, front side board and after
Side plate is connected, and multiple installation through-holes are provided with the circuit board (2)；The inwall of the top plate and bottom plate is provided with multiple perpendicular
Straight first partition (5) and multiple vertical second partitions (6), one end of the first partition (5) is connected with front side board, another
Spacing is provided between end and back side panel, one end of the second partition (6) is connected with back side panel, between the other end and front side board
Spacing is provided with, the first partition (5) and second partition (6) are arranged at intervals so that before first partition (5), second partition (6)
Side plate, back side panel and top plate surround heat dissipation channel, and first partition (5), second partition (6) front side board, back side panel and top plate enclose
Into lower heat dissipation channel, be provided with upper air inlet (7) on the left plate above the circuit board (2), the upper air inlet (7) it is interior
Aperture is provided with suction fan (8), and the air outlet of the upper suction fan (8) is towards upper heat dissipation channel, on the right plate
It is provided with the upper air outlet (9) being connected with upper heat dissipation channel, lower air inlet is provided with the left plate below the circuit board (2)
(10), the inner orifice of the lower air inlet (10) is provided with lower suction fan (11), the air outlet of the lower suction fan (11)
Towards lower heat dissipation channel, the lower air outlet (12) being connected with lower heat dissipation channel is provided with the right plate.
A kind of 2. high-power purification isolation DC/DC converters as claimed in claim 1, it is characterised in that：The upper air inlet
(7) and the outer aperture of lower air inlet (10) is provided with screen pack (13).
A kind of 3. high-power purification isolation DC/DC converters as claimed in claim 1, it is characterised in that：The circuit board (2)
Four sides and left plate, right plate, front side board and back side panel bonding connection.
A kind of 4. high-power purification isolation DC/DC converters as claimed in claim 1, it is characterised in that：The bottom plate, left side
Plate, right plate, front side board and back side panel are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720614627.5U CN206878697U (en) | 2017-05-27 | 2017-05-27 | A kind of high-power purification isolation DC/DC converters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720614627.5U CN206878697U (en) | 2017-05-27 | 2017-05-27 | A kind of high-power purification isolation DC/DC converters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878697U true CN206878697U (en) | 2018-01-12 |
Family
ID=61337510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720614627.5U Expired - Fee Related CN206878697U (en) | 2017-05-27 | 2017-05-27 | A kind of high-power purification isolation DC/DC converters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878697U (en) |
-
2017
- 2017-05-27 CN CN201720614627.5U patent/CN206878697U/en not_active Expired - Fee Related
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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: 20180112 Termination date: 20190527 |