CN204992660U - Vehicular electric vehicle charging machine heat radiation structure - Google Patents
Vehicular electric vehicle charging machine heat radiation structure Download PDFInfo
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- CN204992660U CN204992660U CN201520582004.5U CN201520582004U CN204992660U CN 204992660 U CN204992660 U CN 204992660U CN 201520582004 U CN201520582004 U CN 201520582004U CN 204992660 U CN204992660 U CN 204992660U
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- radiating
- bottom plate
- plate
- transformer
- heat dissipation
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a vehicular electric vehicle charging machine heat radiation structure, include the electric motor car body and fill motor body, it includes the casing and charges the module to fill motor body, the module of charging includes printed circuit board, heating element and transformer, the casing is including heat dissipation base and dustproof housing, the heat dissipation base includes bottom plate and two heat dissipation curb plates, the module of charging lies in the space that dustproof housing and heat dissipation base enclose, and heating element and to dispel the heat the position of curb plate corresponding, transformer and radiating bottom plate fixed connection, the radiating bottom plate passes through the panel beating fixed connection of connecting bolt and electric motor car body. The utility model discloses can effectively improve the radiating effect to the charge seal of machine of assurance improves simultaneously the job stabilization nature and the reliability of the machine that charges, the life of machine thereby the extension is charged.
Description
Technical field
The utility model relates to the New-energy electric vehicle charger of improvement, particularly relates to the radiator structure of vehicle-mounted electrical vehicle charger.
Background technology
Electric automobile is exactly be drive with electric power, take electric power as the vehicle of the energy.Electric automobile generally includes power accumulator, motor, electric machine controller, charger, DC transducer, the large part of instrument 6 and car body part composition.At present, mostly there is following shortcoming in electric automobile battery charger on the market;
1, the vehicle-mounted charging device of current electric automobile mainly adopts the mode of air blast cooling to dispel the heat, and needs to install radiator fan additional; Structurally design needs to carry out increase air fluxion strap by louvre and walks heat, but at rainy day and dry weather, mud, moisture content and dust also can enter charging device by louvre, cause the faults such as internal short circuits to occur, affect stability and the reliability of charging device.
2, in view of charging device heat dispersion is poor, thus have impact on power density and the charger operation efficiency of charging device, cause the useful life of charging device short.
3, charger is in long-time running excessively, particle suspensions body in DC electric fan High Rotation Speed and air rubs and produces electrostatic, fan is stuck, stall will burn out by DC fan loop to cause the adsorbing powder dust in air finally to cause through a period of time accumulation on blade, cause the bad charger that causes of charger heat radiation to damage, reduce the job stability of charging device further.
Utility model content
For prior art above shortcomings, it is poor that the purpose of this utility model is how to solve existing vehicle-mounted charging equipment radiating effect, sealing is poor, poor work stability, the problem that useful life is short, provides a kind of vehicle-mounted electrical vehicle charger radiator structure, effectively can improve radiating effect, and ensure the seal of charger, improve job stability and the reliability of charger simultaneously, thus extend the useful life of charger.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is such: a kind of vehicle-mounted electrical vehicle charger radiator structure, comprise electric motor car body and charger body, described charger body comprises housing and charging module, described charging module comprises printed circuit board, heater element and transformer, wherein, heater element is near the relative both sides of printed circuit board, and transformer is positioned at the middle part of printed circuit board; It is characterized in that: described housing comprises heat dissipation base and dust-proof housing, described heat dissipation base comprises base plate and two side radiating plate-fins, described dust-proof housing comprises top board and dustproof side plate, this dust-proof housing is connected with heat dissipation base by connecting bolt, and surround a space closed, wherein, two side radiating plate-fins and two dustproof side plates lay respectively at the relative both sides of housing;
Described charging module is positioned at the space that dust-proof housing and heat dissipation base surround, and heater element is corresponding with the position of side radiating plate-fin; Wherein, described printed circuit board is arranged on radiating bottom plate with coordinating of connecting bolt by support bar, and has the gap of 8-10mm between printed circuit board and radiating bottom plate; Described heater element is fixedly connected with side radiating plate-fin by bolt, and one side and side radiating plate-fin are close to, and the face that heater element and side radiating plate-fin are affixed is coated with heat-conducting silicone grease; In the middle part of printed circuit board, the position of corresponding transformer offers a through hole that can pass for transformer, described transformer is fixedly connected with radiating bottom plate by connecting bolt from this through hole through rear, its heating part bottom surface and radiating bottom plate are close to, and are covered with heat-conducting silicone grease in the coated on bottom side of transformer heating part;
Described radiating bottom plate is fixedly connected with by the panel beating of connecting bolt with electric motor car body, and the panel beating of the downside of radiating bottom plate and electric motor car body is close to, and is coated with heat-conducting silicone grease in the downside of radiating bottom plate.
Further, described radiating bottom plate and side radiating plate-fin one-body molded, described top board and dustproof side plate one-body molded.
Further, described radiating bottom plate and side radiating plate-fin all adopt aluminium alloy to make.
Compared with prior art, the utility model tool has the following advantages:
1, good airproof performance; do not need to install fan forced heat radiation additional; thus make the seal of charger entirety better; and effectively can improve the power density of charging system, and after heat dissipation base is connected with dust-proof housing, can effective dustproof and waterproof; national IP66 standard can be met; strengthen interiors of products circuit protection, improve stability and the reliability of charger work, thus extend the useful life of charger.
2, radiating effect is better, the heat that heater element produces by side radiating plate-fin directly to outer transmission, the heat that transformer produces is by reaching on the panel beating of electric motor car body after radiating bottom plate, thus can dispel the heat rapidly, simultaneously, in electric motor car driving process, because the contact-making surface of the panel beating of electric motor car body and air is larger, therefore, it is possible to greatly improve the radiating efficiency of charger.
3, volume is little, because the panel beating of most of heat by electric motor car body outwards transmits, thus the volume of charger can be reduced, and reduces production material cost, and makes easier for installation, quick.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model external structure schematic diagram.
In figure: 11-radiating bottom plate, 12-side radiating plate-fin, 13-top board, 14-dustproof side plate, 21-printed circuit board, 22-transformer, 23-heater element, 3-panel beating.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment: see Fig. 1, Fig. 2, a kind of vehicle-mounted electrical vehicle charger radiator structure, comprises electric motor car body and charger body.Described charger body comprises housing and charging module, described charging module comprises printed circuit board 21, heater element 23 and transformer 22, wherein, heater element 23 is near the relative both sides of printed circuit board 21, and transformer 22 is positioned at the middle part of printed circuit board 21.Described housing comprises heat dissipation base and dust-proof housing, described heat dissipation base comprises base plate and two side radiating plate-fins 12, described dust-proof housing comprises top board 13 and dustproof side plate 14, this dust-proof housing is connected with heat dissipation base by connecting bolt, and surround a space closed, wherein, two side radiating plate-fins 12 lay respectively at the relative both sides of housing with two dustproof side plates 14; The outside of described side radiating plate-fin 12 is provided with some radiating fins, to increase area of dissipation, thus can improve radiating effect.During concrete enforcement, described radiating bottom plate 11 all adopts aluminium alloy to make with side radiating plate-fin 12, good heat dissipation effect, and cost of manufacture is low.Described radiating bottom plate 11 is one-body molded with side radiating plate-fin 12, and described top board 13 is one-body molded with dustproof side plate 14; Process convenient, and make overall structure stability better.Like this, whole charger does not need to install fan forced heat radiation additional, thus makes the seal of charger entirety better, and effectively can improve the power density of charging system; After being connected with dust-proof housing by heat dissipation base, national IP66 standard can be met, strengthen interiors of products circuit protection, improve stability and the reliability of charger work, thus extend the useful life of charger.
Described charging module is positioned at the space that dust-proof housing and heat dissipation base surround, and heater element 23 is corresponding with the position of side radiating plate-fin 12.Wherein, described printed circuit board 21 is arranged on radiating bottom plate 11 with coordinating of connecting bolt by support bar, and has the gap of 8-10mm between printed circuit board 21 and radiating bottom plate 11; Impaired to avoid printed circuit board 21 to be heated.Described heater element 23 is fixedly connected with side radiating plate-fin 12 by bolt, and one side and side radiating plate-fin 12 are close to, and the face that heater element 23 and side radiating plate-fin 12 are affixed is coated with heat-conducting silicone grease.In the middle part of printed circuit board 21, the position of corresponding transformer 22 offers a through hole that can pass for transformer 22, described transformer 22 is fixedly connected with radiating bottom plate 11 by connecting bolt from this through hole through rear, its heating part bottom surface and radiating bottom plate 11 are close to, and are covered with heat-conducting silicone grease in the coated on bottom side of transformer 22 heating part (magnetic core).
Described radiating bottom plate 11 is fixedly connected with the panel beating 3 of electric motor car body by connecting bolt, and the panel beating 3 of the downside of radiating bottom plate 11 and electric motor car body is close to, and is coated with heat-conducting silicone grease in the downside of radiating bottom plate 11.
In the course of work: when charger runs, the heat that heater element 23 produces distributes part heat by side radiating plate-fin 12 phase both sides, and after-heat is delivered on the panel beating 3 of electric motor car body by radiating bottom plate 11; Transformer 22 heating part (magnetic core) bottom surface conducts heat on radiating bottom plate 11, thus conduct heat on the panel beating 3 of electric motor car body by radiating bottom plate 11, make full use of vehicle body sheet metal 3 to dispel the heat, thus can dispel the heat rapidly, simultaneously, in electric motor car driving process, due to the panel beating 3 of electric motor car body and the contact-making surface of air larger, therefore, it is possible to greatly improve the radiating efficiency of charger.
Finally it should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model but not restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. a vehicle-mounted electrical vehicle charger radiator structure, comprise electric motor car body and charger body, described charger body comprises housing and charging module, described charging module comprises printed circuit board, heater element and transformer, wherein, heater element is near the relative both sides of printed circuit board, and transformer is positioned at the middle part of printed circuit board; It is characterized in that: described housing comprises heat dissipation base and dust-proof housing, described heat dissipation base comprises base plate and two side radiating plate-fins, described dust-proof housing comprises top board and dustproof side plate, this dust-proof housing is connected with heat dissipation base by connecting bolt, and surround a space closed, wherein, two side radiating plate-fins and two dustproof side plates lay respectively at the relative both sides of housing;
Described charging module is positioned at the space that dust-proof housing and heat dissipation base surround, and heater element is corresponding with the position of side radiating plate-fin; Wherein, described printed circuit board is arranged on radiating bottom plate with coordinating of connecting bolt by support bar, and has the gap of 8-10mm between printed circuit board and radiating bottom plate; Described heater element is fixedly connected with side radiating plate-fin by bolt, and one side and side radiating plate-fin are close to, and the face that heater element and side radiating plate-fin are affixed is coated with heat-conducting silicone grease; In the middle part of printed circuit board, the position of corresponding transformer offers a through hole that can pass for transformer, described transformer is fixedly connected with radiating bottom plate by connecting bolt from this through hole through rear, its heating part bottom surface and radiating bottom plate are close to, and are covered with heat-conducting silicone grease in the coated on bottom side of transformer heating part;
Described radiating bottom plate is fixedly connected with by the panel beating of connecting bolt with electric motor car body, and the panel beating of the downside of radiating bottom plate and electric motor car body is close to, and is coated with heat-conducting silicone grease in the downside of radiating bottom plate.
2. vehicle-mounted electrical vehicle charger radiator structure according to claim 1, is characterized in that: described radiating bottom plate and side radiating plate-fin one-body molded, described top board and dustproof side plate one-body molded.
3. vehicle-mounted electrical vehicle charger radiator structure according to claim 1, is characterized in that: described radiating bottom plate and side radiating plate-fin all adopt aluminium alloy to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582004.5U CN204992660U (en) | 2015-08-05 | 2015-08-05 | Vehicular electric vehicle charging machine heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582004.5U CN204992660U (en) | 2015-08-05 | 2015-08-05 | Vehicular electric vehicle charging machine heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204992660U true CN204992660U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520582004.5U Expired - Fee Related CN204992660U (en) | 2015-08-05 | 2015-08-05 | Vehicular electric vehicle charging machine heat radiation structure |
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| Country | Link |
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| CN (1) | CN204992660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109177771A (en) * | 2018-10-09 | 2019-01-11 | 湖北新日电动车有限公司 | A kind of electric car charger with high-efficient radiating function |
| CN109546855A (en) * | 2018-12-28 | 2019-03-29 | 深圳市西林电气技术有限公司 | A kind of DC-DC, onboard charger and the structure of heat dissipation |
-
2015
- 2015-08-05 CN CN201520582004.5U patent/CN204992660U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109177771A (en) * | 2018-10-09 | 2019-01-11 | 湖北新日电动车有限公司 | A kind of electric car charger with high-efficient radiating function |
| CN109546855A (en) * | 2018-12-28 | 2019-03-29 | 深圳市西林电气技术有限公司 | A kind of DC-DC, onboard charger and the structure of heat dissipation |
| CN109546855B (en) * | 2018-12-28 | 2023-12-29 | 深圳市西林电气技术有限公司 | Structure of vehicle-mounted charger |
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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: 20160120 Termination date: 20200805 |
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| CF01 | Termination of patent right due to non-payment of annual fee |