CN103944359B - The integrated morphology of a kind of driving governor and direct current transducer - Google Patents
The integrated morphology of a kind of driving governor and direct current transducer Download PDFInfo
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- CN103944359B CN103944359B CN201410193312.9A CN201410193312A CN103944359B CN 103944359 B CN103944359 B CN 103944359B CN 201410193312 A CN201410193312 A CN 201410193312A CN 103944359 B CN103944359 B CN 103944359B
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Abstract
The integrated morphology that the invention provides a kind of driving governor and direct current transducer, comprising: driving governor housing, upper cover plate, direct current converter casing, lower cover, together with described direct current converter casing is fastened in vertical direction with described driving governor housing, the diapire of described driving governor housing has upper surface and lower surface, described upper surface has flute profile the first water channel, described the first water channel two ends have water inlet and water return outlet, heating module in described drive control module covers on described the first water channel, described lower surface has flute profile the second water channel, described direct current converter casing covers on described the second water channel, thereby being communicated with described the second water channel, the water inlet of described the first water channel and water return outlet make cooling fluid mobile in described the second water channel enter described the first water channel and be back to described the second water channel via described water return outlet via described water inlet in whole or in part. the present invention has higher integrated level and better cooling effect.
Description
Technical field
The present invention relates to auto electric field.
Background technology
At present, along with global pollution aggravation, reduce CO2 emission and become the focus of attention, new forms of energyAutomobile becomes automobile industry new trend. And in new-energy automobile electric automobile because its energy-saving and environmental protection,The characteristics such as low consumption, good operability are subject to consumer's very large favor.
Power drive system provides power and control for electric automobile, wherein driving governor and direct current conversionDevice (DCDC), as the core component of drive system control, plays pass to control system of electric automobileKey effect. Driving governor is mainly drive and control motor rotation, and direct current transducer is mainly carLow voltage electrical equipment electric energy is provided, and charge to accessory power supply. Their structural design should expireFoot performance, strength demand, meet car load assembling demand again, and the IGBT of driving governor insideDC conversion modules in module, direct current transducer is the module that caloric value is larger, need to carry out coldBut. Generally driving governor and DCDC structure adopt independent design, its internal placement modeOnly need meet performance requirement separately with the type of cooling, this design is simple, maintenance and inspectionIt is convenient to survey, but take, car load space is large, weight large, material cost is also higher. In prior art alsoHave and adopt driving governor and direct current transducer by the exterior line technology that provides cooling that is together in seriesScheme, has improved integrated level, has saved space, but this scheme still needs driving governor andDirect current transducer is arranged in juxtaposition, and the existence of exterior line makes to arrange more complicated and need to takeCertain space, cooling effect also can be subject to the impact that exterior line is arranged, exists further and improvesNeed.
Summary of the invention
The object of the invention is further integrated to driving governor and direct current transducer, thereby make twoPerson takies less space and obtains better cooling effect.
Embodiments of the invention provide following technical scheme for achieving the above object:
An integrated morphology for driving governor and direct current transducer, comprising: driving governor housing,In described driving governor housing, drive control module is installed; Be used for sealing described driving governor shellThe upper cover plate of body; Direct current converter casing, is provided with direct current modulus of conversion in described direct current converter casingPiece; For sealing the lower cover of described direct current converter casing; Described direct current converter casing with described inDriving governor housing is fastened to together in vertical direction, the diapire tool of described driving governor housingThere are the upper surface contacting with described drive control module and the following table contacting with described direct current converter casingFace, described upper surface has flute profile the first water channel, and described the first water channel two ends have water inlet and backwaterMouthful, the heating module in described drive control module covers on described the first water channel, described lower surfaceHave flute profile the second water channel, described direct current converter casing covers on described the second water channel, and describedThereby the water inlet of a water channel and water return outlet are communicated with and make to flow in described the second water channel with described the second water channelMoving cooling fluid enters described the first water channel via described water inlet and in whole or in part via described timeThe mouth of a river is back to described the second water channel.
Preferably, described heating module is IGBT module or thin-film capacitor.
Preferably, described the second water channel is separated into multiple points of flowing flux by multiple partition walls.
Preferably, the water inlet openings position between the adjacent partition wall in described the second water channel is provided withBoss.
Preferably, described the second water channel is S shape.
Preferably, on described sidewall, be provided with the water inlet pipe and the outlet pipe that are communicated with described the second water channel.
Preferably, described water inlet and described water return outlet are set to make cooling in described the second water channelLiquid is entered after described the first water channel by described water inlet, along with described the second water channel in cooling liquid phaseAnti-direction flows.
Preferably, described driving governor housing and described direct current converter casing are integrated.
The present invention arranges the housing of driving governor and direct current transducer in vertical direction, has savedSpace, and utilize the first water channel being interconnected that arranges in the diapire both sides of driving governor housing,The such Double-layer drain of the second water channel provides for the heating module in driving governor and direct current transducerCooling, and be to directly overlay on the first water channel with heating module, will drive without exterior line like thisController and direct current transducer series connection are cooling, reduced complicated layout degree, improved cooling effect.
Further, the partition wall in the second water channel plays quickening thermolysis.
Further, partition wall aperture position arranges boss, and boss can be served as the fastening of mounting screwBoss uses, and the water inlet openings position between partition wall forms turbulent flow simultaneously, impels in the second water channelThe water layer of pressing close to direct current transducer and heat exchange having occurred with also fully do not send out away from direct current transducerThe water layer of heat-dissipating exchange mixes, and improves follow-up cooling effect.
Further, the second water channel is S shape, increase and the contact area of direct current converter casing,Improve cooling effect.
Further, cooling fluid flows along contrary direction after entering the first water channel, is equivalent to extendThe flow path of cooling fluid in driving governor housing, improved cooling effect.
Brief description of the drawings
Next in connection with accompanying drawing, specific embodiments of the invention are described in further detail, wherein:
Fig. 1 is the driving governor of embodiments of the invention and the blast of the integrated morphology of direct current transducerFigure;
Fig. 2 is the stereogram of the driving governor housing of embodiments of the invention;
Fig. 3 is the top view of the driving governor housing of embodiments of the invention;
Fig. 4 is driving governor housing vertical that drive control module has been installed in embodiments of the inventionBody figure;
Fig. 5 is the stereogram after the driving governor housing flip horizontal in Fig. 2;
Fig. 6 is the diapire coolant flow schematic diagram of driving governor housing.
Description of symbols in upper figure: the integrated morphology 100 of driving governor and direct current transducer, upper cover plate110, thin-film capacitor 120, IGBT module 130, driving governor housing 140, outlet pipe 141,Water inlet pipe 142, diapire 143, sidewall 144, upper surface 145, the first water channel 146, water inlet 147,Base plate 148, water return outlet 149, lower surface 1410, the second water channel 1411, partition wall 1412, boss1413, opening 1414, direct current converter casing 150, DC conversion modules 160, lower cover 170.
Detailed description of the invention
With reference to figure 1, the shell of the integrated morphology 100 of driving governor and direct current transducer mainly comprisesUpper cover plate 110, driving governor housing 140, direct current converter casing 150 and lower cover 170, inPortion's components and parts mainly comprise thin-film capacitor 120, IGBT (InsulatedGateBipolarTransistor,Insulated gate bipolar transistor) module 130 and DC conversion modules 160. Driving governor housing 140Inside be provided with and comprise thin-film capacitor 120, IGBT module 130 and the unmarked drive plate illustrating, controlThe drive control modules such as making sheet, and seal with upper cover plate 110. The interior installation of direct current converter casing 150There is DC conversion modules 160, and seal with lower cover 170. Wherein, IGBT module 130 belongs to and drivesHeating module in movement controller, DC conversion modules 160 also can produce higher thermal in the course of the workAmount, they all need cooling, or also exist other the cooling components and parts of needs also can be regarded asHeating module. In the present embodiment, direct current converter casing 150 exists with driving governor housing 140In vertical direction, arrive together by screw fastening, make like this direct current transducer and driving governorBe disposed in vertical space, and no longer need in horizontal space, be arranged in juxtaposition, this is electric motor carLayout has been brought higher flexibility.
In conjunction with Fig. 2, Fig. 3, driving governor housing 140 is to be formed around diapire 143 by sidewall 144, and as seen from Figure 1, on sidewall 144, be provided with outlet pipe 141 and water inlet pipe 142. From Fig. 2Visible with Fig. 3 is the upper surface 145 of diapire 143, upper surface 145 and above-mentioned thin-film capacitor 120,One or more contact in the drive control modules such as IGBT module 130 and drive plate, control panel.Upper surface 145 is a smooth surface not, on upper surface 145, has that local dent formsThe two ends of the base plate 148 of flute profile the first water channel 146, the first water channels 146 have water inlet 147 and returnThe mouth of a river 149. Visible in conjunction with Fig. 4, drive control module is installed in driving governor housing 140After, IGBT module 130 covers on the first water channel 146 just, thereby make IGBT module 130 withBetween base plate 148, form the coolant flow pipeline of a relative closure. Certainly, in order to improve sealingPerformance and water isolating, IGBT module 130 belows can also increase sealing gasket, barrier film etc., and this also belongs toIn " contact ", the category of " covering " herein. Or, also can be by same easily heatingThin-film capacitor 120 covers on the first water channel 146.
With reference to figure 5. Fig. 5 is after approximately 180 ° of driving governor housing 140 flip horizontals in Fig. 2View, what mainly show is the structure of the lower surface 1410 of diapire 143. Known in conjunction with Fig. 1, groupAfter installing into, lower surface 1410 is and direct current converter casing 150 contact surfaces. Lower surface 1410Also and the surface of non-flat forms, but have flute profile the second water channel 1411, after assemble, direct current is changedDevice housing 150 covers on the second water channel 1411, thereby on lower surface 1410, forms one relativelyThe coolant flow pipeline of sealing. Certainly, in order to improve sealing property and water isolating, direct current conversionBetween device housing 150 and lower surface 1410, also can increase sealing gasket, barrier film etc., this also belongs to hereinIn " contact ", the category of " covering ". At the second water channel 1411 by 1412 points of multiple partition wallsBe divided into multiple points of flowing flux, establish water inlet openings 1414 positions between adjacent partition wall 1412Be equipped with boss 1413. Boss 1413 does not seal water inlet openings 1414, but has with it a spacingFrom. The effect of partition wall 1412 and boss 1413 will be described hereinafter.
Visible in conjunction with Fig. 2, Fig. 3 and Fig. 5, the water inlet 147 of the first water channel 146 and water return outlet 149Be communicated with the second water channel 1411. Like this, shape on the upper surface 145 of diapire 143 and lower surface 1410Become Double-layer drain, and in the position of base plate 148, the first water channel 146 and the second water channel 1411 areOverlapping.
With reference to figure 6, in this figure to represent the flow direction of cooling fluid with the line of arrow. Cooling fluid is from enteringWater pipe 142 enters the second water channel 1411, in the second water channel 1411, flows after a segment distance, is entering147 places, the mouth of a river enter cooling fluid in the first water channel 146, the first water channels 146 more in whole or in partBe back to the second water channel 1411 via water return outlet 149, moving one section of the second water channel 1411 relaying afterflowsAfter distance, flowed out by outlet pipe 141. When cooling fluid flows in the second water channel 1411, can be separated wall1412 shuntings, this has improved radiating effect. Boss 1413 not only can be used for the installation of trip bolt,And its setting position makes cooling fluid before entering opening 1414, at boss 1413, separateBetween wall 1412, form turbulent region, in such the second water channel 1411, pressed close to direct current transducerThe water layer that heat exchange occurs can carry out with the water layer that heat exchange does not also fully occur away from direct current transducerMix, improve the cooling effect of cooling fluid in subsequent flowing process. Known in conjunction with Fig. 1, Fig. 6, SThe second water channel 1411 of shape provides large for the DC conversion modules 160 in direct current converter casing 150Area cooling, has guaranteed the good cooling effect of DC conversion modules 160. And from whole coolingLiquid stream, the cooling fluid in the second water channel 1411 enters the first water channel 146 via water inlet 147After, in base plate 148 positions, cooling fluid be along with the second water channel 1411 in coolant flow directionContrary direction flows, that is to say, cooling fluid first along a direction (as band arrow heavy line instituteShow) flow to DC conversion modules 160 carry out one section cooling after, enter upper strata at base plate 148 placesThe first water channel 146 flows IGBT module is carried out along contrary direction (as shown in band arrow thick dashed line)Cooling, and then get back to the second water channel 1411 and continue to carry out cold along former direction to DC conversion modules 160But, the flow path that this has extended cooling fluid, can enter to the cooling components and parts of needs cooling fluidRow is fully cooling, has improved cooling effect. And the first water channel 146, the second water channel 1411 are to be formed atIn driving governor housing 140, without exterior line, driving governor and direct current transducer are gone here and thereConnection, integrated level, cooling effect are all improved.
Driving governor housing 140 is to pass through screw with direct current converter casing 150 in the present embodimentBe fastened to together, the advantage of doing is like this to be convenient to the first water on the upper surface 145 of diapire 143The formation of the second water channel 1411 on road 146 and lower surface 1410, but the present invention does not get rid of and will driveTogether with movement controller housing 140 is fastened to by integrated mode with direct current converter casing 150,Certainly do like this and can make production technology more complicated.
Although the present invention is described in conjunction with above embodiment, the present invention is not limited to above-mentionedEmbodiment. Those of ordinary skill in the art can easily modify to it and change, but not fromThe design of format essence of an invention and scope.
Claims (6)
1. an integrated morphology for driving governor and direct current transducer, comprising:
Driving governor housing, is provided with drive control module in described driving governor housing;
For sealing the upper cover plate of described driving governor housing;
Direct current converter casing, is provided with DC conversion modules in described direct current converter casing;
For sealing the lower cover of described direct current converter casing;
It is characterized in that, together with described direct current converter casing is fastened in vertical direction with described driving governor housing, the diapire of described driving governor housing has the upper surface contacting with described drive control module and the lower surface contacting with described direct current converter casing, described upper surface has flute profile the first water channel, described the first water channel two ends have water inlet and water return outlet, heating module in described drive control module covers on described the first water channel, described lower surface has flute profile the second water channel, described the second water channel is separated into multiple points of flowing flux by multiple partition walls, water inlet openings position between adjacent partition wall in described the second water channel is provided with boss, described direct current converter casing covers on described the second water channel, thereby being communicated with described the second water channel, the water inlet of described the first water channel and water return outlet make cooling fluid mobile in described the second water channel enter described the first water channel and be back to described the second water channel via described water return outlet via described water inlet in whole or in part.
2. the integrated morphology of driving governor according to claim 1 and direct current transducer, is characterized in that, described heating module is IGBT module or thin-film capacitor.
3. the integrated morphology of driving governor according to claim 1 and direct current transducer, is characterized in that, described the second water channel is S shape.
4. the integrated morphology of driving governor according to claim 1 and direct current transducer, is characterized in that, is provided with the water inlet pipe and the outlet pipe that are communicated with described the second water channel on the sidewall of described driving governor housing.
5. the integrated morphology of driving governor according to claim 1 and direct current transducer, it is characterized in that, described water inlet and described water return outlet are set to make the cooling fluid in described the second water channel to be entered after described the first water channel by described water inlet, flow along the direction contrary with cooling fluid in described the second water channel.
6. the integrated morphology of driving governor according to claim 1 and direct current transducer, is characterized in that, described driving governor housing and described direct current converter casing are integrated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410193312.9A CN103944359B (en) | 2014-05-08 | 2014-05-08 | The integrated morphology of a kind of driving governor and direct current transducer |
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| CN201410193312.9A CN103944359B (en) | 2014-05-08 | 2014-05-08 | The integrated morphology of a kind of driving governor and direct current transducer |
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| CN103944359A CN103944359A (en) | 2014-07-23 |
| CN103944359B true CN103944359B (en) | 2016-05-18 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101591921B1 (en) * | 2014-10-31 | 2016-02-05 | 영화테크(주) | Junction Box Combined with Low-Side DC/DC Converter |
| CN105376968A (en) * | 2015-12-07 | 2016-03-02 | 合肥巨一动力系统有限公司 | Integrated power system of electric automobile |
| CN108235633A (en) * | 2016-12-12 | 2018-06-29 | 深圳市蓝海华腾技术股份有限公司 | Integrated electric automobile drive controller cabinet |
| CN107482991B (en) * | 2017-08-21 | 2019-12-31 | 湖北文理学院 | Motor controller cooling device and motor controller cooling system |
| CN111903046A (en) * | 2018-03-30 | 2020-11-06 | 日本电产株式会社 | Power conversion device |
| CN108882573A (en) * | 2018-08-29 | 2018-11-23 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller shell and novel drive motor controller |
| CN108990389A (en) * | 2018-08-29 | 2018-12-11 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller cooling system |
| CN112423569A (en) * | 2020-12-04 | 2021-02-26 | 上海法雷奥汽车电器系统有限公司 | Cooling device of power converter and power converter |
| CN113811152A (en) * | 2021-08-26 | 2021-12-17 | 浙江零跑科技股份有限公司 | Power module and MCU's integrated water course structure |
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Inventor after: Yan Gang Inventor after: Wan Yuanyuan Inventor after: Tang Yuhui Inventor before: Wan Yuanyuan Inventor before: Tang Yuhui |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |