CN202121492U - Power source and power source casing thereof - Google Patents
Power source and power source casing thereof Download PDFInfo
- Publication number
- CN202121492U CN202121492U CN2011202403102U CN201120240310U CN202121492U CN 202121492 U CN202121492 U CN 202121492U CN 2011202403102 U CN2011202403102 U CN 2011202403102U CN 201120240310 U CN201120240310 U CN 201120240310U CN 202121492 U CN202121492 U CN 202121492U
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- Prior art keywords
- drain pan
- power supply
- circuit board
- faces
- cable
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Abstract
The utility model relates to a power source. A casing of the power source comprises a bottom casing and a cover plate, the bottom casing is used for containing and fixing a circuit board, and the cover plate is used for sealing the bottom casing to form a closed space. The bottom casing made of aluminum alloy comprises a bottom face and four faces which extending upwards from the periphery of the bottom face to form a containing space, and at least one fixing column used for containing and fixing screws of the circuit board is arranged on the bottom face. The circuit board is provided with a power element which is mounted on the circuit board, and a heat dissipation face of the power element contacts with the bottom face through insulating materials. The utility model further relates to a power source casing. Implementing the power source and the power source casing has the advantage that the power source and the power source casing are quicker in heat dissipation.
Description
Technical field
The utility model relates to electronic product, more particularly, relates to a kind of power supply and outer casing of power supply thereof.
Background technology
Power supply, particularly exchanging the power supply that is transformed into direct current all has utilization in many occasions, belongs to a kind of common product.Now to power supply require increasingly highly, specifically be mainly reflected in and require power supply in miniaturization, to realize bigger power, and require its stability to get well.For powerful power supply, the previous comparatively distinct issues of order are how its power component effectively to be dispelled the heat.The comparatively difficulty because the restriction of miniaturization, feasible heat radiation to power device become.Common way is to take the shell of metal; And use insulation but the fluid sealant that can conduct a part of heat fills up power device and the air-gap between the metal shell on the power supply circuit board; Make power supply and shell thereof form a whole radiator, thereby make the heat of the power device in the power supply be able to distribute.But, because the characteristic of fluid sealant, its heat distribute or receive certain restriction.
The utility model content
The technical problem that the utility model will solve is, distributes the defective that receives certain restriction to the above-mentioned heat of prior art, provides a kind of heat to distribute power supply and outer casing of power supply thereof faster.
The utility model solves the technical scheme that its technical problem adopted: construct a kind of power supply; Comprise the circuit board that is used to carry out voltage transitions, the cable that is used for the shell of ccontaining said circuit board and is respectively applied for transmission input voltage and output voltage; Said cable passes said shell, and said shell comprises drain pan that is used for ccontaining and fixing said circuit board and the cover plate that is used for said drain pan sealing is formed confined space; Said drain pan comprises that the bottom surface reaches four faces that form accommodation space by extending upward around the bottom surface; Said drain pan is an aluminium alloy; Said bottom surface is provided with at least one fixed leg that is used for ccontaining fixing said circuit board screw; Said circuit board is provided with power component, and said power component is installed on the said circuit board and its radiating surface contacts with said bottom surface through insulating material.
In the described power supply of the utility model; Said cable comprises input cable and output cable; Be respectively arranged with ply-yarn drill on said input cable and the said output cable; Said drain pan is used for ccontaining said ply-yarn drill and is fixed in the depression on said by being respectively arranged with on the face on extended two Widths in said bottom surface, and said depression is adaptive with the size of said ply-yarn drill respectively.
In the described power supply of the utility model, said drain pan forms on two adjacent in four faces of accommodation space faces by extending upward around the bottom surface and is fixedly connected respectively.
In the described power supply of the utility model, any one is positioned at the inner stator of another side after being provided with outstanding, bending on said adjacent two faces, and said stator is fixedly connected through rivet with said another side.
In the described power supply of the utility model, its length direction of said cover plate is provided with to the edge bending of said drain pan direction, that contact with the inner surface of the face of said drain pan length direction; Said edge is provided with buckle or draw-in groove, and the relevant position is provided with adaptive draw-in groove or buckle on the face of said drain pan length direction.
In the described power supply of the utility model, the face of said drain pan Width is provided with the first fixing ear that protrudes in said drain pan, and it is provided with first screw hole; Said cover plate is provided with and the said first fixing second corresponding screw hole of screw hole on the ear.
The utility model also relates to a kind of outer casing of power supply, and this outer casing of power supply is used for above-mentioned power supply, and this outer casing of power supply comprises drain pan that is used for ccontaining and fixed power source circuit board and the cover plate that is used for said drain pan sealing is formed confined space; Said drain pan comprises that the bottom surface reaches four faces that form accommodation space by extending upward around the bottom surface; Said drain pan is an aluminium alloy; Said bottom surface is provided with at least one fixed leg that is used for the screw of ccontaining fixing said circuit board.
In the described outer casing of power supply of the utility model, said drain pan forms on two adjacent in four faces of accommodation space faces by extending upward around the bottom surface and is fixedly connected respectively; Any one is positioned at the inner stator of another side after being provided with outstanding, bending on said adjacent two faces, and said stator is fixedly connected through rivet with said another side.
In the described outer casing of power supply of the utility model, its length direction of said cover plate is provided with to the edge bending of said drain pan direction, that contact with the inner surface of the face of said drain pan length direction; Said edge is provided with buckle or draw-in groove, and the relevant position is provided with adaptive draw-in groove or buckle on the face of said drain pan length direction.
Implement the power supply and the outer casing of power supply thereof of the utility model; Has following beneficial effect: because the radiating surface of its power component directly contacts with the outer casing of power supply of metal through insulating material; Its heat is through distributing under direct contact and the situation of whole outer casing of power supply as radiator; Simultaneously, because the volume of outer casing of power supply is bigger; So the heat of this power supply and outer casing of power supply thereof distributes comparatively fast.
Description of drawings
Fig. 1 is the main TV structure sketch map of outer casing of power supply among a kind of power supply of the utility model and the outer casing of power supply embodiment thereof;
Fig. 2 is the side-looking structural representation of said embodiment outer casing of power supply;
Fig. 3 is the drain pan plan structure sketch map of outer casing of power supply among the said embodiment.
Embodiment
To combine accompanying drawing that the utility model embodiment is described further below.
As shown in Figure 1; In a kind of power supply and outer casing of power supply embodiment thereof of the utility model; The cable (not shown) that this power supply comprises circuit board (not shown), the shell (1 shown in the figure, 2) that is used for ccontaining said circuit board that is used to carry out voltage transitions and is respectively applied for transmission input voltage and output voltage; Cable passes said shell, and shell comprises drain pan 1 that is used for ccontaining and fixing circuit board and the cover plate 2 that is used for the drain pan sealing is formed confined space; Drain pan 1 comprises that bottom surface 10 (seeing also Fig. 3) reaches four faces that form accommodation space by extending upward around the bottom surface 10; In the present embodiment, from the consideration of heat radiation and electromagnetic shielding, above-mentioned drain pan 1 processes for aluminium alloy; Bottom surface 10 is provided with the fixed leg 11 of at least one screw that is used for ccontaining fixing circuit board, and in the present embodiment, said fixing post 11 is three, is distributed on the bottom surface 10, is used for through screw circuit board being fixed in the drain pan 1; In the present embodiment, identical with general power supply circuit board is that circuit board is provided with the power component (not shown); And different with general circuit board be that above-mentioned said power component is installed on the said circuit board and its radiating surface contacts with bottom surface 10 through insulating material; This makes that the heat radiation situation of power supply circuit board is improved greatly, thereby has improved the steady operation time of power supply, has reduced the failure rate of power supply.
In the present embodiment; The cable of above-mentioned power supply comprises input cable and output cable (not shown); Be respectively arranged with the ply-yarn drill (not shown) on input cable and the output cable; Drain pan 1 by said bottom surface 10 extended two width (for drain pan 10; Its length direction is than length direction, and its Width is the shorter direction of its length) be respectively arranged with on the face on the direction and be used for ccontaining above-mentioned input cable ply-yarn drill and output cable ply-yarn drill and be fixed in the depression 14 (seeing also Fig. 2) on said; These two faces are two relative on the drain pan 1 faces; A depression 14 is set respectively on each face; And the size of the depression 14 on face is suitable with the input cable card size or the ply-yarn drill size on the output cable of its installation respectively, just can be stably that this ply-yarn drill is mounted thereto.Take that above-mentioned ply-yarn drill is fixed on benefit on the outer casing of power supply is can be so that can not influence the solder joint that cable is connected with circuit board along bearing bigger pulling force on the cable direction, thereby make the more stable work of power supply.
In the present embodiment, drain pan 1 forms on two adjacent in four faces of accommodation space faces by extending upward around the bottom surface 10 and is fixedly connected respectively.Its concrete connection by on two adjacent faces any one be positioned at the inner stator 12 of another side after being provided with outstanding, bending, stator 12 and said another side (one side of stator promptly is not set in two adjacent surfaces) are fixedly connected through rivet.This ways of connecting has not only further strengthened the speed of heat radiation, and further, makes that the effectiveness of this power supply is better, just the test through EMC more easily.
In the present embodiment; Cover plate 2 at its length direction (in the present embodiment; The length direction of the length direction of cover plate 2 and shell 1 is same direction; From left to right direction or direction from right to left, i.e. horizontal direction among Fig. 1 among Fig. 1 just) be provided with to edge 21 drain pan 2 direction bendings, that contact with the inner surface of the face of drain pan 2 length directions; Said edge is provided with buckle 22, and the relevant position is provided with adaptive draw-in groove 13 on the face of drain pan 1 length direction.In the present embodiment, above-mentioned buckle 22 is convexities, and above-mentioned draw-in groove 13 be one can ccontaining above-mentioned convexity depression or through hole.In other embodiments.Above-mentioned buckle 22 also can be other forms of fixture with draw-in groove 13.Certainly, in other embodiment, also can be on cover plate 2, to have draw-in groove, and have buckle on the drain pan 1; As long as making above-mentioned cover plate 2 and drain pan 1 mechanically reach is connected on electric.Being arranged so that like this strengthened the speed of dispelling the heat, and simultaneously, makes that also the effectiveness of this power supply is better.
In the present embodiment, the face of drain pan 1 Width is provided with the first fixing ear 15 (referring to Fig. 3) that protrudes in said drain pan, and it is provided with first screw hole; And cover plate 1 is provided with and the first fixing second corresponding screw hole of first screw hole on the ear 15.Behind the assembling power supply, use screw above-mentioned drain pan 1 is fixing with cover plate 2 through above-mentioned two screw holes, not only make it mechanically form the space of a sealing, make power supply circuit board to be fixed therein preferably; And on electric, make above-mentioned drain pan 1 be connected on the same current potential with cover plate 2, further increased the shield effectiveness of shell for power supply circuit board.
In addition; When the assembling power supply, before cover plate 2 does not also cover, can also fill fluid sealant with having installed in power supply circuit board and the drain pan 1 through test; Not only increase the effect of heat radiation, also made power supply circuit board waterproof to use (can reach the waterproof requirement of IP67); After encapsulating, above-mentioned cover plate 2 is installed again.
Present embodiment also relates to a kind of outer casing of power supply, and this outer casing of power supply is used for above-mentioned power supply, and simultaneously, this outer casing of power supply is exactly the shell in the above-mentioned power supply.Referring to Fig. 1,2,3, in the present embodiment, this outer casing of power supply comprises drain pan 1 that is used for ccontaining and fixed power source circuit board and the cover plate 2 that is used for said drain pan sealing is formed confined space; Said drain pan 1 comprises that bottom surface 10 reaches four faces that form accommodation space by extending upward around the bottom surface; Said drain pan 1 is an aluminium alloy; Said bottom surface 10 is provided with at least one fixed leg 11 that is used for the screw of ccontaining fixing said circuit board.Said drain pan 1 forms by extending upward around the bottom surface 10 and is fixedly connected respectively on two adjacent in four faces of accommodation space faces; Any one is positioned at the inner stator 12 of another side after being provided with outstanding, bending on said adjacent two faces, and said stator 12 is fixedly connected through rivet with said another side.Said cover plate 2 its length directions are provided with to edge 21 said drain pan 1 direction bending, that contact with the inner surface of the face of said drain pan 1 length direction; Said edge 21 is provided with buckle 22, and the relevant position is provided with adaptive draw-in groove 13 on the face of said drain pan 1 length direction.In other embodiments, also can be on cover plate 2, to have draw-in groove, and have buckle on the drain pan 1.
The above embodiment has only expressed several kinds of execution modes of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection range of the utility model.Therefore, the protection range of the utility model patent should be as the criterion with accompanying claims.
Claims (10)
1. power supply; Comprise the circuit board that is used to carry out voltage transitions, the cable that is used for the shell of ccontaining said circuit board and is respectively applied for transmission input voltage and output voltage; Said cable passes said shell; It is characterized in that said shell comprises drain pan that is used for ccontaining and fixing said circuit board and the cover plate that is used for said drain pan sealing is formed confined space; Said drain pan comprises that the bottom surface reaches four faces that form accommodation space by extending upward around the bottom surface; Said drain pan is an aluminium alloy; Said bottom surface is provided with at least one fixed leg that is used for ccontaining fixing said circuit board screw; Said circuit board is provided with power component, and said power component is installed on the said circuit board and its radiating surface contacts with said bottom surface through insulating material.
2. power supply according to claim 1; It is characterized in that; Said cable comprises input cable and output cable; Be respectively arranged with ply-yarn drill on said input cable and the said output cable, said drain pan is used for ccontaining said ply-yarn drill and is fixed in the depression on said by being respectively arranged with on the face on extended two Widths in said bottom surface, and said depression is adaptive with the size of said ply-yarn drill respectively.
3. power supply according to claim 2 is characterized in that, said drain pan forms on two adjacent in four faces of accommodation space faces by extending upward around the bottom surface and is fixedly connected respectively.
4. power supply according to claim 3 is characterized in that, any one is positioned at the inner stator of another side after being provided with outstanding, bending on said adjacent two faces, and said stator is fixedly connected through rivet with said another side.
5. power supply according to claim 4 is characterized in that, its length direction of said cover plate is provided with to the edge bending of said drain pan direction, that contact with the inner surface of the face of said drain pan length direction; Said edge is provided with buckle or draw-in groove, and the relevant position is provided with adaptive draw-in groove or buckle on the face of said drain pan length direction.
6. power supply according to claim 5 is characterized in that, the face of said drain pan Width is provided with the first fixing ear that protrudes in said drain pan, and it is provided with first screw hole; Said cover plate is provided with and the said first fixing second corresponding screw hole of screw hole on the ear.
7. an outer casing of power supply is characterized in that, comprises drain pan that is used for ccontaining and fixed power source circuit board and the cover plate that is used for said drain pan sealing is formed confined space; Said drain pan comprises that the bottom surface reaches four faces that form accommodation space by extending upward around the bottom surface; Said drain pan is an aluminium alloy; Said bottom surface is provided with at least one fixed leg that is used for the screw of ccontaining fixing said circuit board.
8. outer casing of power supply according to claim 7; It is characterized in that; Said drain pan is used for ccontainingly being arranged on the ply-yarn drill on the power cable and being fixed in the depression on said by being respectively arranged with on extended two the relative faces in said bottom surface, and said depression is adaptive with the size of said ply-yarn drill respectively.
9. outer casing of power supply according to claim 8 is characterized in that, said drain pan forms on two adjacent in four faces of accommodation space faces by extending upward around the bottom surface and is fixedly connected respectively; Any one is positioned at the inner stator of another side after being provided with outstanding, bending on said adjacent two faces, and said stator is fixedly connected through rivet with said another side.
10. outer casing of power supply according to claim 9 is characterized in that, its length direction of said cover plate is provided with to the edge bending of said drain pan direction, that contact with the inner surface of the face of said drain pan length direction; Said edge is provided with buckle or draw-in groove, and the relevant position is provided with adaptive draw-in groove or buckle on the face of said drain pan length direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202403102U CN202121492U (en) | 2011-07-08 | 2011-07-08 | Power source and power source casing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202403102U CN202121492U (en) | 2011-07-08 | 2011-07-08 | Power source and power source casing thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121492U true CN202121492U (en) | 2012-01-18 |
Family
ID=45462529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202403102U Expired - Fee Related CN202121492U (en) | 2011-07-08 | 2011-07-08 | Power source and power source casing thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121492U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811591A (en) * | 2012-08-08 | 2012-12-05 | 慈溪市顺达实业有限公司 | Variable frequency motor controller of washing machine |
| CN104104223A (en) * | 2014-07-22 | 2014-10-15 | 四川升华电源科技有限公司 | DC-DC module power supply machine frame structure |
| CN106231868A (en) * | 2016-08-11 | 2016-12-14 | 合肥阿格德信息科技有限公司 | A kind of power module |
| CN106411119A (en) * | 2016-11-21 | 2017-02-15 | 天津七六四通信导航技术有限公司 | Power supply module satisfying requirements for power supply unit of anti-interference antenna of airborne satellite |
-
2011
- 2011-07-08 CN CN2011202403102U patent/CN202121492U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811591A (en) * | 2012-08-08 | 2012-12-05 | 慈溪市顺达实业有限公司 | Variable frequency motor controller of washing machine |
| CN104104223A (en) * | 2014-07-22 | 2014-10-15 | 四川升华电源科技有限公司 | DC-DC module power supply machine frame structure |
| CN104104223B (en) * | 2014-07-22 | 2015-04-08 | 杨燕平 | DC-DC module power supply machine frame structure |
| CN106231868A (en) * | 2016-08-11 | 2016-12-14 | 合肥阿格德信息科技有限公司 | A kind of power module |
| CN106411119A (en) * | 2016-11-21 | 2017-02-15 | 天津七六四通信导航技术有限公司 | Power supply module satisfying requirements for power supply unit of anti-interference antenna of airborne satellite |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140708 |
|
| EXPY | Termination of patent right or utility model |