CN102545547A - Control device for vehicle - Google Patents
Control device for vehicle Download PDFInfo
- Publication number
- CN102545547A CN102545547A CN2011103918346A CN201110391834A CN102545547A CN 102545547 A CN102545547 A CN 102545547A CN 2011103918346 A CN2011103918346 A CN 2011103918346A CN 201110391834 A CN201110391834 A CN 201110391834A CN 102545547 A CN102545547 A CN 102545547A
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- supporting substrates
- base plate
- framework
- installation base
- control device
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention provides a vehicle-mounted control device, which can support a flexible mounting substrate while preventing the flexure of the substrate. The vehicle-mounted control device comprises mounting substrates (31, 32) within a closed frame body. A mounting substrate (35) fixedly arranged on the frame body (6H) can prevent a gas path from forming on the flexible mounting substrates so as to support the flexible mounting substrate (35).
Description
Technical field
The present invention relates to a kind of vehicle mounted control device that disposes the installation base plate of the circuit block that has pliability and be equipped with heating.
Background technology
As this vehicle mounted control device; A kind of control device of air conditioner for vehicles has been proposed; Dispose to its multilayer and comprise the power substrate that power transistor is installed and a plurality of substrates that the control basal plate of heater element is installed; Make the power substrate be configured on the coldplate closely; And utilize the aluminium block be close to coldplate and vertical setting, an end edge portion of each substrate is supported with the mode that has predetermined distance each other respectively, utilize the bus that is electrically connected and is electrically connected with the power substrate with the substrate external capacitive body; Another end edge portion of each substrate is supported in the area under control of regulation separately from each other, form miniaturization thus, have high structural and vibration resistance intensity and have the control device (for example with reference to patent documentation 1) of the air conditioner for vehicles of good cooling performance.
Patent documentation 1: TOHKEMY 2004-140114 communique
Summary of the invention
But, in the example of the prior art that above-mentioned patent documentation 1 is put down in writing, the transistorized power substrate of installation power carried closely puts on coldplate; Therefore can cool off it; And can suppress because of the vibration from the vehicle transmission to a certain extent, impact caused deflection, still, other substrates are erected at aluminium block and the supporting of pillar multilayer ground on the coldplate; Therefore exist following along an open question: cooling effect is little; And from the vibration of vehicle, impact when passing over, substrate generation deflection, stress repetition acts on and causes its damage on the installing component; The solder portion that is used for installing component is fixed in substrate sustains damage, and produces loose contact.
Therefore; The present invention is in view of an open question and proposing still in the example of above-mentioned prior art, and its purpose is to provide a kind of vehicle mounted control device, in vibration, impact when passing over; The deflection of flexual substrate can be suppressed to have, and cooling effect can be improved.
In order to achieve the above object; The vehicle mounted control device of one aspect of the present invention; It is provided with installation base plate in the framework of airtight construction; This installation base plate is equipped with the circuit block of heating and has pliability, and this vehicle mounted control device is characterised in that: with higher and can suppress to form on the supporting substrates of deflection the mode of gas passage than being fixed on above-mentioned installation base plate on the above-mentioned framework in rigidity, above-mentioned installation base plate is bearing on the above-mentioned supporting substrates; And, will feed to the front and back of above-mentioned installation base plate through the refrigerating gas that heat exchange department carries out in above-mentioned framework, circulating after the heat exchange.
According to this structure; With in rigidity than having on the high supporting substrates of flexual installation base plate the mode that forms the gas passage; This installation base plate is bearing on the supporting substrates, supplies with the refrigerating gas that in framework, circulates to the front and back of installation base plate, therefore in vibration, impact when vehicle is passed to the vehicle mounted control device; Can suppress the deflection of installation base plate; Suppress stress repetition and act on installing component and its fixed part, can improve durability, and can improve cooling capacity installation base plate.
In addition, the vehicle mounted control basal plate of another aspect of the present invention is characterised in that: the column spacer that above-mentioned supporting substrates utilization embedded and be erected in the requirement of this supporting substrates supports above-mentioned installation base plate.
According to this structure, at supporting substrates upper support installation base plate, therefore can between installation base plate and supporting substrates, form the little gas passage of fluid resistance across column spacer, can improve the cooling effect of refrigerating gas to installation base plate.
In addition, the vehicle mounted control device of another aspect of the present invention is characterised in that: under the situation that above-mentioned supporting substrates is made up of electroconductive component, between this supporting substrates and above-mentioned installation base plate, be provided with insulating element.
According to this structure; Through between supporting substrates and installation base plate, insulating element being set; Under the few situation of the air quantity of refrigerating gas, can make the interval of supporting substrates and installation base plate approach to the interval that can not guarantee the electric insulation distance, can effectively utilize refrigerating gas.
According to the present invention; In the framework of airtight construction, dispose in the vehicle mounted control device of installation base plate; This installation base plate is installed the circuit block of heating and is had pliability, can be with respect to the vibration that comes from the vehicle transmission, impact the deflection that suppresses installation base plate, the damage of the circuit block that can suppress to install, be used for fixing the damage of the solder portion of circuit block; Prevent the generation of loose contact, and can improve cooling performance installation base plate.
Description of drawings
Fig. 1 is the summary construction diagram that expression can be used an execution mode of electrically driven vehicle of the present invention.
Fig. 2 is the schematic longitudinal sectional view of the state that unloads the front board of expression power inverter.
Fig. 3 is the sectional view of the A-A line of Fig. 2.
Fig. 4 is the plane graph of liquid cooling heat radiator.
Fig. 5 is the ground plan of liquid cooling heat radiator.
Fig. 6 is the plane graph of the installment state of expression supporting substrates.
Fig. 7 is the plane graph of the installment state of expression control basal plate.
Fig. 8 is the amplification front view of expression control basal plate and supporting substrates.
Fig. 9 is the key diagram that the heat conduction state of the circuit block of on control basal plate, installing is described.
Figure 10 is the key diagram that the cooling air of expression control basal plate and supporting substrates is blown into state.
Reference numeral
1 ... Electric automobile; 2 ... Motor; 3 ... Power inverter; 4 ... Controller of vehicle; 5 ... The storage battery incorporating section; 6 ... Framework; 6L ... Framework is cut apart in the bottom; 6H ... Framework is cut apart on top; 7 ... Liquid cooling heat radiator; 8 ... Lid; 11,12 ... The gas passage; 13 ... The cooling water supply port; 14 ... Cooling water outlet; 21,22 ... The IGBT module; 24 ... Reactor; 25 ... Air Blast fan; 26,27 ... Capacitor; 31 ... Control basal plate; 32 ... Power supply board; 33 ... Support unit; 34 ... Standing finish; 35 ... Supporting substrates; 36 ... Sept; 39 ... Screwed part is installed; 40 ... Air Blast fan; 41 ... The insulation sheet material; 42 ... Circuit block
Embodiment
Below, according to description of drawings execution mode of the present invention.
Fig. 1 is that expression is applied in the figure as the schematic configuration under the situation in the electric automobile of electrically driven vehicle with the present invention.
1 is electric automobile among the figure; This electric automobile 1 for example disposes in the front part of vehicle side and is used for motor 2 that front end is driven; And be provided with the controller of vehicle 4 of supplying with control signal as the power inverter 3 of the on-vehicle control apparatus that drives this motor 2 with to this power inverter 3; Further, also be provided with the storage battery incorporating section 5 that is used to take in to a plurality of storage batterys of power inverter 3 and controller of vehicle 4 supply powers.
Like Fig. 2～shown in Figure 5, power inverter 3 has the fluid-tight framework 6 of having of rectangular shape.This framework 6 comprises that the bottom that is divided into the open case shape in two-part upper end up and down cuts apart framework 6L and cut apart framework 6H with the top of the angle tubular of upper and lower end parts opening; For example water-cooled liquid cooling heat radiator 7; These liquid cooling heat radiator 7 insertion bottoms cut apart framework 6L and top is cut apart between the framework 6H; Divisional plane to both seals, and forms the tabular with specific thickness.Here, the upper end of cutting apart framework 6H, top is sealed by lid 8.
Like Fig. 4 and shown in Figure 5; Liquid cooling heat radiator 7 forms the flat rectangular shape with specific thickness; Extending near two 11 up/down perforation ground, gas passage the end in front along left and right directions with narrower width forms; And, form to extend near two 12 up/down perforation ground, gas passage the end along left and right directions than gas passage 11 wide width in rear end side.
So,, be supplied to as the cooling water supply port 13 of the cooling water of coolant and cooling water outlet 14 and expose to outstanding formation externally at the front end face of liquid cooling heat radiator 7.In addition, though not shown, in electric automobile 1, be provided with: the cooled cooling water to discharging from cooling water outlet 14 cools off, and is arranged on the heat exchangers such as radiator of the front of electric automobile 1; Be stored in the case that stores of the cooling water that is cooled in this heat exchanger; Pressurize to being stored in this cooling water that stores in the case with the use pump, resupply to the cooling system of cooling water supply port 13.
In addition; Between the gas passage 11 and 12 of the upper surface of liquid cooling heat radiator 7; As shown in Figure 4; As the IGBT module 21 of the power model that constitutes chopper circuit with as three IGBT modules 22 of the power model that constitutes inverter, be set up in parallel along direction, wherein with the extending direction quadrature of cooling water cutting groove 17 with keeping predetermined distance; This chopper circuit carries out voltage raising and reducing to the direct current power of the DC power supply that is made up of above-mentioned storage battery, and this inverter will for example convert three-phase ac power to from the direct current power of chopper circuit output.Here, IGBT module 21 and 22 is built-in with the IGBT as switch element (Insulated Gate Bipolar Transistor, igbt) that is connected in series, protective circuit etc.
In addition; Between the gas passage 11 and 12 of the lower surface of liquid cooling heat radiator 7; As shown in Figure 5, the reactor 23 that constitutes the more large-scale cubic shaped of above-mentioned chopper circuit is arranged at half part of cooling water outlet 14 sides, and disposes heat-dissipating fin 24 in abutting connection with ground in cooling water supply port 13 sides with this reactor 23; And; Like Fig. 3 and shown in Figure 5, be provided with the Air Blast fan 25 of band shutter, this Air Blast fan 25 will be seen off to gas passage 12 sides by the heat-dissipating fin 24 cooled cooling airs in the 12 side settings of the gas passage of heat-dissipating fin 24.
Further; As shown in Figure 3; Constitute the capacitor 26 of above-mentioned chopper circuit and be inserted into three the level and smooth capacitors 27 that are used between above-mentioned chopper circuit and the inverter; Do not contact but the empty predetermined distance ground of opening inserts the interior state in gas passage 12 that connects liquid cooling heat radiator 7 with its terminals side, be fixed in the bottom and cut apart framework 6L.
On the other hand; Above the IGBT module 21 that is fixed in liquid cooling heat radiator 7 and 22; As shown in Figures 2 and 3; Control basal plate 31 as installation base plate is provided with the power supply board 32 that power circuit, circuit breaker etc. are installed abreast, and this control basal plate 31 is equipped with the control circuits such as gate driver circuit that the grid of the IGBT that is built in IGBT module 21 and 22 is controlled.
These control basal plate 31 and power supply board 32 are utilized in top respectively and cut apart the fixing support unit 33 of inner peripheral surface of framework 6H and be supported.As shown in Figure 6, this support unit 33 comprises: the standing finish 34 of cutting apart the fixing a plurality of L word shapes of the inwall all around of framework 6H on top; By the metallic plate of these standing finish 34 supportings or the thick high supporting substrates 35 of the rigidity such as epoxy resin that contain glass; The sept 36 that the many insulated parts that embedded respectively and erect by the central portion at the end, front and back of the upper surface of this supporting substrates 35 and fore-and-aft direction are constituted.Here, as amplifying expression among Fig. 8, sept 36 comprises: the columnar portion 36a that is formed with negative thread portion at head; With and perforation support projection 36b installing hole 37 that supporting substrates 35 form in outstanding downwards from the lower surface of this columnar portion 36a.Here, the rigidity of supporting substrates 35 is set at, compare with the rigidity of control basal plate 31 and power supply board 32, and be more than one times.
And; Control basal plate 31 is individually carried the upper end of putting at sept 36 with power supply board 32, in these control basal plate 31 and power supply board 32, relatively is formed with screwed part inserting hole 38 with sept 36, makes screwed part 39 these screwed part inserting holes 38 of insertion perforation are installed; And with the negative thread portion threads engage of sept 36; Thus, like Fig. 7 and shown in Figure 8, control basal plate 31 is fixed on the sept 36 by screw thread with power supply board 32.Thus, between supporting substrates 35 and control basal plate 31 and power supply board 32, be provided with the space of regulation, and, can utilize the high supporting substrates of rigidity 35 to keep control basal plate 31 thin and deflection easily and power supply board 32, make it can deflection.
In addition, for the cooling air of the Air Blast fan 40 stated after reducing blows out air quantity, and make whole structure miniaturization, supporting substrates 35 is set for than electric insulation apart from weak point with the interval of control basal plate 31 and power supply board 32.Therefore, in order to ensure the electric insulation between supporting substrates 35 and control basal plate 31 and the power supply board 32, being fixed as the insulation sheet material 41 of insulating element is configured in the pars intermedia of sept 36.
So; On supporting substrates 35, individually carry and put control basal plate 31 and power supply board 32 across sept 36, thus, as shown in Figure 9; Though be installed on circuit block 42 heatings of control basal plate 31 and power supply board 32; By the electrical connection sections such as scolder 44 of the lower face side of heat conduction to control basal plate 31 and power supply board 32, the temperature of whole base plate raises its heat via lead-in wire 43, but in the case; Below control basal plate 31 and power supply board 32, be formed with the space that constitutes the gas passage, the temperature that therefore can suppress the substrate back side raises.
Further, the position relative with gas passage 12 of cutting apart right inwall among the framework 6H on top disposes the Air Blast fan 40 relative with control basal plate 31, power supply board 32 and supporting substrates 35.For this Air Blast fan 40 is set, like Fig. 4 and shown in Figure 5, control basal plate 31, power supply board 32 and these supporting substrates 35 are formed with notch part 31a, 32a and 35a at right back quadrate part.
In addition; The air suction inlet of Air Blast fan 40 is cut apart the lower opening of the right inwall side of framework 6H on top; Suction is 12 cooling airs by Air Blast fan 25 supplies from the gas passage; Shown in figure 10, utilize the not shown shutter be disposed at front surface to disperse to see cooling air off, arrive gas passage 11 sides after making its front and back that passes through control basal plate 31 and power supply board 32.
In addition; As shown in Figures 2 and 3, the bottom cut apart framework 6L and top cut apart framework 6H via seal members such as sealing gasket 45 and 46 and liquid cooling heat radiator 7 link, and; Lid 8 is cut apart framework 6H via seal members such as sealing gasket 47 and top and is linked, and framework 6 forms seal construction thus.
Below, the action of above-mentioned execution mode is described.
When the ignition switch of electric automobile 1 was in open mode, power inverter 3 became operating state, through operating accelerator pedal etc., from controller of vehicle 4 input control orders, so the beginning power conversions is supplied with three-phase powers according to control command to motor 2.
Like this; When power inverter 3 becomes operating state; Each circuit block begins heating, and the king- sized IGBT module 21,22 of caloric value directly contacts with liquid cooling heat radiator 7 with reactor 23 and is fixed in liquid cooling heat radiator 7, and the cooling water that is therefore flow through liquid cooling heat radiator 7 cools off.
In addition; Lower surface at liquid cooling heat radiator 7; Closely dispose heat-dissipating fin 24 with reactor 23 in cooling water supply port 13 sides; 12 sides dispose Air Blast fan 25 in the gas passage of this heat-dissipating fin 24, so the low temperature of liquid cooling heat radiator 7 conducted to heat-dissipating fin 24, utilize these heat-dissipating fin 24 coolings to be sealed in the air in the framework 6.
Then, cooled air is blowed to capacitor 26 and 27 as cooling air by the shutter of Air Blast fan 25 dispersedly, and these capacitors 26 and 27 are cooled off.At this moment; As shown in Figure 3; Capacitor 26 and 27 separates regulation on fore-and-aft direction compartment of terrain insert to connect the gas passage 12 of liquid cooling heat radiator 7, so cooling air can cool off and the whole side through capacitor 26 and 27, can improve the cooling effect of capacitor 26 and 27.
And; Above the gas passage 12 of the upper surface side of liquid cooling heat radiator 7; Relatively dispose Air Blast fan 40 with gas passage 12; Utilize this Air Blast fan 40, the lower face side of cutting apart the right side wall of framework 6H from top is obtained capacitor 26 and 27 is carried out cooled cooling air, and shown in figure 10; Utilize shutter, the spatial portion between control basal plate 31 and power supply board 32 and supporting substrates 35, the bottom of control basal plate 31 and the upper side of power supply board 32 blow out cooling air dispersedly.Utilize this cooling air to cool off to be installed on the heat generating components of control basal plate 31 and power supply board 32; And cooling IGBT module 21,22; They are carried out cooled cooling air returns heat-dissipating fin 24 through gas passage 11 and is cooled; Blowed to capacitor 26 and 27 by Air Blast fan 25 once more, form the cooling air peripheral passage.
Like this, according to above-mentioned execution mode, the bottom cuts apart framework 6L and framework 6H is cut apart via liquid cooling heat radiator 7 bindings in top, utilizes liquid cooling heat radiator 7 can directly cool off IGBT module 21,22, reactor 23 as heat generating components.At this moment; The bottom is cut apart framework 6L and top and is cut apart framework 6H and separated by liquid cooling heat radiator 7; But,, cut apart framework 6L and top thus in the bottom and cut apart between framework 6H in the gas passage 11 and 12 that liquid cooling heat radiator 7 forms at a distance of predetermined distance; Gas can pass through gas passage 11 and 12 inflow and outflows, can prevent that the bottom from cutting apart framework 6L and the framework 6H generation temperature difference is cut apart on top.
And, at liquid cooling heat radiator 7 heat-dissipating fin 24 is installed, and is provided with Air Blast fan 25 at this heat-dissipating fin 24, can form cooling air thus.Utilize the Air Blast fan 40 of this Air Blast fan 25 and upper side can form the cooling air peripheral passage that makes the cooling air forced circulation, can make the internal temperature of framework 6 become even.Therefore, can improve the degree of freedom of the layout configurations of heat generating components, and need not enlarge the space that is used to dispel the heat, can realize whole miniaturization.At this moment, heat-dissipating fin 24 is arranged at cooling water supply port 13 sides, therefore can further improve the cooling effect of air.
At this moment; Control basal plate 31 and power supply board 32 separate with sept 36 corresponding intervals with the supporting substrates 35 that supports these substrates and are supported abreast; Therefore when the cooling air that blows out from Air Blast fan 40 is blown to control basal plate 31 and power supply board 32 and support between the supporting substrates 35 of these substrates; This cooling air is through control basal plate 31 and power supply board 32 gas passage with 35 of the supporting substrates that supports these substrates; Cooling air can not disperse at above-below direction, but arrives the end of a side opposite with Air Blast fan 40 reliably, can improve cooling effect thus.
In addition; Use the high supporting substrates 35 of rigidity via sept 36 supporting rigidity is low respectively control basal plate 31 and power supply board 32; Therefore under the bigger situation of the vibration that as electric automobile 1, comes, impact from the car body transmission; Can prevent deflections to take place owing to vibration, impact cause control basal plate 31 and power supply board 32; The electronic unit that can prevent reliably to install is owing to the caused stress repeatedly of deflection of control basal plate 31 and power supply board 32 damages, and electrical connection sections such as scolder 44 damages that control basal plate 31 and power supply board 32 are electrically connected with the electronic unit of being installed and cause the situation of loose contact.
Further; As stated; The air quantity that blows out with Air Blast fan 40 suppresses lessly; And based on the requirement of miniaturization, the interval between control basal plate 31 and power supply board 32 and their supporting substrates 35 of supporting is set under the following situation of electric insulation distance, between control basal plate 31 and power supply board 32 and their supporting substrates 35 of supporting; Insulation sheet material 41 as insulating element is set, can guarantees the insulation of control basal plate 31 and power supply board 32 and their supporting substrates 35 of supporting thus.
In addition, have the power inverter 3 of above-mentioned effect through lift-launch, temperature changes, the electric automobile that its durability is also very high even a kind of because running environment can be provided.
In addition; In the above-described embodiment; Cut apart the situation of the right back end of framework 6H and be illustrated Air Blast fan 40 being arranged at top; But not limited thereto, as long as can between control basal plate 31 and power supply board 32 and their supporting substrates 35 of supporting, blow out cooling air, can be arranged at position arbitrarily.At this moment, as long as can utilize the relation with Air Blast fan 25, the cooling air peripheral passage good forming up and down of liquid cooling heat radiator 7 gets final product.
In addition; In the above-described embodiment; Narrower with the interval of their supporting substrates 35 of supporting to making control basal plate 31 and power supply board 32, the situation that insulation sheet material 41 is set between the two is illustrated, still; Can control basal plate 31 and power supply board 32 being electrically connected under the above situation of distance with distance setting between their supporting substrates 35 of supporting, can omit the sheet material 41 that insulate.
In addition; In the above-described embodiment; Situation to having control basal plate 31 and power supply board 32 is illustrated, but not limited thereto, forms on multilayer ground under the situation of substrate after integrated of control basal plate and power supply board, other power substrate etc. and also can use the present invention.
Further, in the above-described embodiment,, still, also can use the heat exchanger of other structure to using the situation of liquid cooling heat radiator to be illustrated as heat exchanger.
In addition; In the above-described embodiment; Be illustrated in as the power inverter of on-vehicle control apparatus, using situation of the present invention; But not limited thereto, other also can use the present invention in vehicle mounted control device arbitrarily at the control device of the aircondition of vehicle, control device of electric power-assisted steering apparatus etc.
Further, in the above-described embodiment, the situation that will utilize power inverter of the present invention to be applied to electric automobile is illustrated; But not limited thereto, also can use the present invention in the rail truck that goes in orbit, can be applied in arbitrarily in the electro-motive vehicle; And as power inverter; Be not limited to electro-motive vehicle, under the situation of the actuators such as motor in driving other industrial equipments, also can use power inverter of the present invention.
Claims (3)
1. vehicle mounted control device, it is provided with installation base plate in the framework of airtight construction, and this installation base plate is equipped with the circuit block of heating and has pliability, and this vehicle mounted control device is characterised in that:
With higher and can suppress to form on the supporting substrates of deflection the mode of gas passage than being fixed on said installation base plate on the said framework in rigidity; Said installation base plate is bearing on the said supporting substrates; And, will feed to the front and back of said installation base plate through the refrigerating gas that heat exchange department carries out in said framework, circulating after the heat exchange.
2. vehicle mounted control device as claimed in claim 1 is characterized in that:
The column spacer that said supporting substrates utilization embedded and be erected in the requirement of this supporting substrates supports said installation base plate.
3. according to claim 1 or claim 2 vehicle mounted control device is characterized in that:
Under the situation that said supporting substrates is made up of electroconductive component, between this supporting substrates and said installation base plate, be provided with insulating element.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-269726 | 2010-12-02 | ||
| JP2010269726A JP2012119587A (en) | 2010-12-02 | 2010-12-02 | On-vehicle controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102545547A true CN102545547A (en) | 2012-07-04 |
Family
ID=46351698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103918346A Pending CN102545547A (en) | 2010-12-02 | 2011-11-30 | Control device for vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2012119587A (en) |
| CN (1) | CN102545547A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385717A (en) * | 2018-04-19 | 2019-10-29 | 发那科株式会社 | Control device |
| CN112277850A (en) * | 2019-07-23 | 2021-01-29 | 矢崎总业株式会社 | Electrical junction box |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6094455B2 (en) * | 2013-03-19 | 2017-03-15 | 株式会社デンソー | Vehicle electronics |
| CN107591998A (en) * | 2013-11-26 | 2018-01-16 | 台达电子企业管理（上海）有限公司 | Power supply change-over device and its Power convert board component |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186388A (en) * | 1994-12-28 | 1996-07-16 | Fuji Electric Co Ltd | Cooling device of electronic equipment |
| CN101640495A (en) * | 2008-07-29 | 2010-02-03 | 株式会社日立制作所 | Power conversion apparatus and electric vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63133556A (en) * | 1986-11-26 | 1988-06-06 | Japan Steel Works Ltd:The | Equipment-cooling device using thermoelectric cooling element |
| JP4428199B2 (en) * | 2004-01-14 | 2010-03-10 | 株式会社デンソー | Electronic control unit |
-
2010
- 2010-12-02 JP JP2010269726A patent/JP2012119587A/en active Pending
-
2011
- 2011-11-30 CN CN2011103918346A patent/CN102545547A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186388A (en) * | 1994-12-28 | 1996-07-16 | Fuji Electric Co Ltd | Cooling device of electronic equipment |
| CN101640495A (en) * | 2008-07-29 | 2010-02-03 | 株式会社日立制作所 | Power conversion apparatus and electric vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110385717A (en) * | 2018-04-19 | 2019-10-29 | 发那科株式会社 | Control device |
| CN112277850A (en) * | 2019-07-23 | 2021-01-29 | 矢崎总业株式会社 | Electrical junction box |
| CN112277850B (en) * | 2019-07-23 | 2023-09-29 | 矢崎总业株式会社 | Electric junction box |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012119587A (en) | 2012-06-21 |
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Application publication date: 20120704 |