CN208754620U - Liquid cooling heat radiator and (PCC) power - Google Patents
Liquid cooling heat radiator and (PCC) power Download PDFInfo
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- CN208754620U CN208754620U CN201821064766.6U CN201821064766U CN208754620U CN 208754620 U CN208754620 U CN 208754620U CN 201821064766 U CN201821064766 U CN 201821064766U CN 208754620 U CN208754620 U CN 208754620U
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Abstract
It includes the first substrate with same shape and structure, the second substrate that the utility model, which provides a kind of liquid cooling heat radiator and (PCC) power, the liquid cooling heat radiator,；The lateral surface of the first substrate has the second radiating surface with the lateral surface of the first radiating surface, the second substrate, and the first substrate and the second substrate are fixed together in the opposite mode of medial surface and form the cooling passage between first radiating surface and the second radiating surface.The utility model forms cooling passage by the identical first substrate of structure and the second substrate, and radiates simultaneously for the discrete device on the first radiating surface and the second radiating surface, to be remarkably improved the power density of (PCC) power, while reducing cost.
Description
Technical field
The utility model relates to electric machine controller fields, more specifically to a kind of liquid cooling heat radiator and (PCC) power.
Background technique
As country is to the growing interest of environmental protection and energy problem, the development of New-energy electric vehicle is gradually accelerated.Driving
Electric machine controller is the key components and parts of new-energy automobile it is necessary to have fine heat dissipation performance, to guarantee that its power device works
Within the scope of suitable temperature.
(PCC) power in existing electric machine controller mainly uses power module, and a power module is integrated with the upper of a phase
Lower bridge.But the electric current of power module is bigger, such as can reach 500A, and price is also very high.In addition, the power of each manufacturer
The definition of each pin of module and position are different, and the structure of power module is also variant, so as to cause power module
Alternative poor, there are greater risks when use.
In addition, discrete device also can be used in (PCC) power.Discrete device has the advantages that cheap, and all producers
Discrete device all uses identical packaged type, and has international standard, but the electric current of discrete device is smaller, such as maximum can only
Accomplish 50A, so as to cause 10 even more discrete devices in parallel are needed in 500A (PCC) power.
The above-mentioned (PCC) power using discrete device mainly uses the structure of single side water cooling, i.e. radiator only has a heat dissipation
Surface is bonded with power module, and it is big that this allows for controller volume, is unfavorable for improving power density and is reduced cost.
Summary of the invention
The technical problem to be solved by the present invention is to for above-mentioned drive motor controller because heat dissipation effect is bad
And the problem of influencing power density and cost, a kind of liquid cooling heat radiator and (PCC) power are provided.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of liquid cooling heat radiator, including with phase
The first substrate of similar shape and structure, the second substrate；The lateral surface of the first substrate has the first radiating surface, second base
The lateral surface of plate has the second radiating surface, and the first substrate and the second substrate are fixed together in the opposite mode of medial surface
And form the cooling passage between first radiating surface and the second radiating surface.
In liquid cooling heat radiator described in the utility model, the medial surface of the first substrate has the first cavity, described
The bottom surface of first substrate has the first through slot and the second through slot, and first through slot and the second through slot are recessed with described first respectively
Chamber connection；
The medial surface of the second substrate has the second cavity, and the bottom surface of the second substrate has third through slot and the 4th
Through slot, and the third through slot and the 4th through slot are connected to second cavity respectively；
When the first substrate and the second substrate are fixed together, first cavity and the second cavity piece together cooling
Liquid channel, first through slot and third through slot piece together inlet, and second through slot and the 4th through slot piece together liquid outlet.
In liquid cooling heat radiator described in the utility model, first through slot and the second through slot are located at described first
The both ends of the bottom surface of substrate, the third through slot and the 4th through slot are located at the both ends of the bottom surface of the second substrate.
Have multiple first to dissipate in liquid cooling heat radiator described in the utility model, in the first cavity of the first substrate
Hot fin, and the multiple first radiating fin is respectively parallel to the bottom surface of the first substrate；The second of the second substrate
There are multiple second radiating fins, and the multiple second radiating fin is respectively parallel to the bottom of the second substrate in cavity
Face；When the first substrate and the second substrate are fixed together, the top surface of first radiating fin and the second radiating fin
Top surface be affixed.
In liquid cooling heat radiator described in the utility model, there are multiple first points disposed in parallel in first cavity
Arcs and multiple second shunting arcs disposed in parallel are flowed, the first shunting arcs and the second shunting arcs are respectively perpendicular to
The bottom of first cavity；The first shunting arcs are arranged close to first through slot, and described first shunts arcs
First radiating fin described in first through slot, second end face described in first end face；Described second shunts arcs close to described the
The setting of two through slots, and described second shunts the second through slot described in the first end face of arcs, the first heat dissipation described in second end face
Fin；
Second cavity is interior with multiple thirds shunting arcs disposed in parallel and 4th point disposed in parallel multiple
Arcs are flowed, the third shunts arcs and the 4th shunting arcs are respectively perpendicular to the bottom of second cavity；The third point
Stream arcs are arranged close to the third through slot, and the third shunts third through slot, second end described in the first end face of arcs
Second radiating fin described in face；The 4th shunting arcs are arranged close to the 4th through slot, and the described 4th shunts arcs
First end face described in the 4th through slot, the second radiating fin described in second end face；
When the first substrate and the second substrate are fixed together, the first shunting arcs and third shunt arcs
Top surface is affixed, and the top surface of the second shunting arcs and the 4th shunting arcs is affixed.
In liquid cooling heat radiator described in the utility model, the density of the first shunting arcs and the second shunting arcs is small
In the density of first radiating fin；The third shunts arcs and the 4th and shunts the density of arcs less than second heat dissipation
The density of fin.
In liquid cooling heat radiator described in the utility model, first through slot and the second through slot protrude from first base
The bottom surface of plate；The third through slot and the 4th through slot protrude from the bottom surface of the second substrate.
Have in liquid cooling heat radiator described in the utility model, on first radiating surface and is respectively used to fixed deviding device
Multiple first installation positions of part, and the arrangement of the multiple first installation position is in a row；Have on second radiating surface and uses respectively
In multiple second installation positions of fixed discrete device, and the arrangement of the multiple second installation position is in a row.
The utility model also provides a kind of (PCC) power, including control panel, integrated copper bar and multiple phase voltage moduluss of conversion
Block；Each phase voltage conversion module includes switch on the bridge, bridge switch and liquid cooling heat radiator as described above, it is described on
Bridge switch and the bridge switch respectively include multiple discrete devices being connected in parallel, and in each phase voltage conversion module,
Multiple discrete devices of the switch on the bridge be affixed on respectively the first radiating surface of the liquid cooling heat radiator, the bridge switch it is more
A discrete device is affixed on the second radiating surface of the liquid cooling heat radiator respectively；
The main part of the integrated copper bar is tabular and parallel with the control panel, and the control panel is located at the collection
Second side of the integrated copper bar is located at the first side of copper bar, the multiple phase voltage conversion module；The multiple phase
Each discrete device in voltage transformation module is connected respectively to the integrated copper bar and control panel.
In (PCC) power described in the utility model, the liquid cooling heat radiator of the multiple phase voltage conversion module is set in parallel
The main part of the integrated copper bar is set and is respectively perpendicular to, and the bottom surface of the liquid cooling heat radiator is backwards to the master of the integrated copper bar
Body portion.
The liquid cooling heat radiator and (PCC) power of the utility model are formed by the identical first substrate of structure and the second substrate
Cooling passage, and radiate simultaneously for the discrete device on the first radiating surface and the second radiating surface, to be remarkably improved
The power density of (PCC) power, while reducing cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model liquid cooling heat radiator embodiment；
Fig. 2 is the schematic diagram of the first substrate embodiment of the utility model liquid cooling heat radiator；
Fig. 3 is the schematic diagram of the embodiment of the utility model liquid cooling heat radiator bottom；
Fig. 4 is the schematic diagram after the utility model liquid cooling heat radiator assembling discrete device；
Fig. 5 is the schematic diagram of the utility model (PCC) power embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1-3, being the schematic diagram of the utility model liquid cooling heat radiator embodiment, which be can be applied to
Drive motor controller, to realize the heat dissipation of power component.Liquid cooling heat radiator in the present embodiment includes first substrate 11, second
Substrate 12, above-mentioned first substrate 11 and the second substrate 12 is of similar shape and structure.The lateral surface of first substrate 11 has
First radiating surface, the second substrate 12 lateral surface there is the second radiating surface, and first substrate 11 and the second substrate 12 are with medial surface
Opposite mode is fixed together and forms the cooling passage between the first radiating surface and the second radiating surface.
Since above-mentioned liquid cooling heat radiator is put together using two mutually isostructural components, only need to once be opened, no
Only structure is simple, and can realize two-side radiation, and good heat dissipation effect can effectively improve the power density of drive motor controller,
It can reduce cost.
As shown in Fig. 2, the medial surface of the first substrate 11 has the first cavity 111, and the bottom surface tool of the first substrate 11
There are the first through slot 112 and the second through slot 113, above-mentioned first through slot 112 and the second through slot 113 are connected to the first cavity 111 respectively.
Specifically, above-mentioned first cavity 111 specifically by bottom plate and can be vertically connected on the coaming plate of bottom plate surrounding and constitute.
Similarly, the medial surface of the second substrate 12 has the second cavity, and the bottom surface of the second substrate has respectively with second
The third through slot and the 4th through slot of cavity connection.When first substrate 11 and the second substrate 12 are fixed together, first substrate 11
Second cavity of 12 inside of the first cavity 111 and the second substrate of inside pieces together cooling passage, the first through slot 112 and third
Through slot pieces together inlet 117, and the second through slot 113 then pieces together liquid outlet 118 with the 4th through slot.
To improve power density, the first through slot 112 and the second through slot 113 on above-mentioned first substrate 11 are located at first
The both ends of the bottom surface of substrate 11, correspondingly, third through slot and the 4th through slot in the second substrate 12 are also located at the second substrate
The both ends of 12 bottom surface.In this way, the stroke of cooling passage can be made longer, it is conducive to expand heat dissipation area.
The first cavity 111 for the radiating efficiency for improving liquid cooling heat radiator, above-mentioned first substrate 11 is interior with multiple first
Above-mentioned first radiating fin 114 of radiating fin 114(is specifically attached to the back side of the first radiating surface), and multiple first heat dissipation
Fin 114 is respectively parallel to the bottom surface of first substrate 11.The specific arrangement density of first radiating fin 114 can be according to heat dissipation needs
It is adjusted.Similarly, there is multiple second radiating fins (above-mentioned second radiating fin tool in the second cavity of 12 plate of the second base
Body is attached to the back side of the second radiating surface), and multiple second radiating fins are respectively parallel to the bottom surface of the second substrate 12.?
When one substrate 11 and the second substrate 12 are fixed together, the top surface of the first radiating fin 114 and the top surface phase of the second radiating fin
Patch.First radiating fin 114 and the second radiating fin can increase the contact area with coolant liquid, to improve heat exchange efficiency.And
The structure that first radiating fin 114 and the second radiating fin top surface are affixed can avoid the coolant liquid sinuous flow in cooling passage, make
It is uniform to obtain the heat dissipation of liquid cooling heat radiator each section.
Can also have multiple disposed in parallel first to shunt arcs 115 in the first cavity 111 of above-mentioned first substrate 11
And multiple second shuntings arcs 116 disposed in parallel, above-mentioned first shunting arcs 115 and the second shunting arcs 116 are hung down respectively
Directly in the bottom of the first cavity 111.And the first shunting arcs 115 are arranged close to the first through slot 112, and first shunts arcs
115 the first through slot of first end face 112, the first radiating fin of second end face 114；Second shunts arcs 116 then close to the
The setting of two through slots 113, and the second through slot of first end face 113, the first radiating fin of second end face of the second shunting arcs 116
114.The quantity of above-mentioned first shunting arcs 115 and the second shunting arcs 116 can be adjusted according to the size of liquid cooling heat radiator
It is whole.
Similarly, the second cavity of the second substrate 12 is interior with multiple thirds shunting arcs disposed in parallel and multiple flat
The 4th of row setting shunts arcs, and third shunts arcs and the 4th shunting arcs are respectively perpendicular to the bottom of the second cavity.Third
It shunts arcs to be arranged close to third through slot, and third shunts the first end face third through slot of arcs, second end face second dissipates
Hot fin；4th shunting arcs are arranged close to the 4th through slot, and the 4th shunts the 4th through slot of first end face of arcs, second end
Second radiating fin described in face.Above-mentioned third shunts arcs and the quantity of the 4th shunting arcs can be according to liquid cooling heat radiator
Size is adjusted.
When first substrate 11 and the second substrate 12 are fixed together, the first shunting arcs 115 and third shunt arcs
Top surface is affixed, and top surface of the second shunting arcs 116 then with the 4th shunting arcs is affixed.It is shunted by first at inlet 117
Arcs 115 and third shunt arcs, the coolant liquid of inflow cooling passage can be uniformly divided into multiple equal coolant liquid beams,
It is shunted to by the coolant liquid uniform divided flows in cooling passage, cooperate second at liquid outlet 118 to shunt arcs 116 and the 4th
Arcs can make coolant liquid uniform flow cooling passage.
Particularly, above-mentioned first the density of arcs 115 and the second shunting arcs 116 is shunted less than the first radiating fin 114
Density；Similarly, third shunts arcs and the 4th and shunts density of the density again smaller than the second radiating fin of arcs.By this
The flow velocity of coolant liquid can be improved in structure.
For convenient for connecting with external coolant line, above-mentioned first through slot 112 and the second through slot 113 protrude from first substrate
11 bottom surface, third through slot and the 4th through slot then protrude from the bottom surface of the second substrate 12, so that the feed liquor of liquid cooling heat radiator
Mouth 117 and liquid outlet 118 protrude from the bottom surface of liquid cooling heat radiator.
In conjunction with Fig. 4, has in above-mentioned liquid cooling heat radiator, on the first radiating surface and be respectively used to the multiple of fixed discrete device 2
First installation position, and the arrangement of multiple first installation position is in a row；Have on second radiating surface and is respectively used to fixed discrete device 2
Multiple second installation positions, and multiple second installation position arrangement in a row.Above-mentioned arrangement mode, conducive to (PCC) power is improved
Power density.
As shown in figure 5, the utility model also provides a kind of (PCC) power, which is integrated by multiple discrete devices,
And the (PCC) power can be applied to drive motor controller and realize voltage transformation.The (PCC) power of the present embodiment includes control panel
4, integrate copper bar 3 and three phase voltage conversion modules (in practical applications, can adjust phase voltage conversion module as needed
Quantity).
Each phase voltage conversion module includes switch on the bridge, bridge switch and liquid cooling heat radiator as described above 1, above-mentioned
Switch on the bridge and bridge switch respectively include above-mentioned specific can be used of discrete device 2 of multiple discrete device 2(being connected in parallel and meet
International standard and the lesser semiconductor switch of electric current), and in each phase voltage conversion module, multiple deviding devices of switch on the bridge
Part 2 respectively by first radiating surface of insulating materials (such as insulated ceramic plates) fixed (such as welding) to liquid cooling heat radiator 1, under
Multiple discrete devices 2 of bridge switch are then dissipated by insulating materials (such as insulated ceramic plates) fixed (such as welding) to liquid cooling respectively
Second radiating surface of hot device 1.
And in above-mentioned (PCC) power, the main part for integrating copper bar 3 is tabular and parallel with control panel 4, and control
Plate 4 is located at the main part of integrated copper bar 3 positioned at the first side of the main part of integrated copper bar 3, multiple phase voltage conversion modules
Second side；Each discrete device 2 on liquid cooling heat radiator 1 is separately connected (pin welding) and arrives integrated copper bar 3 and control panel 4.
When carrying out voltage conversion, above-mentioned discrete device 2 controls signal for the direct current from integrated copper row 3 according to from control panel 4
Electricity is converted to corresponding alternating current, and is exported by integrated copper bar 3.
Particularly, the liquid cooling heat radiator 1 of above three phase voltage conversion module is arranged in parallel and is respectively perpendicular to integrated copper
The main part of row, and the bottom surface of liquid cooling heat radiator 1 is backwards to the main part of integrated copper bar 3.Since inlet and liquid outlet are located at liquid
The bottom of cold heat sink 1, therefore the structure is convenient for coolant line connection.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of liquid cooling heat radiator, which is characterized in that including the first substrate with same shape and structure, the second substrate；Institute
Stating the lateral surface of first substrate has the second radiating surface with the lateral surface of the first radiating surface, the second substrate, and described the
One substrate and the second substrate are fixed together and are formed in the opposite mode of medial surface to be dissipated positioned at first radiating surface and second
Cooling passage between hot face.
2. liquid cooling heat radiator according to claim 1, which is characterized in that the medial surface of the first substrate is recessed with first
Chamber, the bottom surface of the first substrate have the first through slot and the second through slot, and first through slot and the second through slot respectively with institute
State the connection of the first cavity；
The medial surface of the second substrate has the second cavity, and the bottom surface of the second substrate has third through slot and four-way
Slot, and the third through slot and the 4th through slot are connected to second cavity respectively；
When the first substrate and the second substrate are fixed together, first cavity and the second cavity piece together coolant liquid and lead to
Road, first through slot and third through slot piece together inlet, and second through slot and the 4th through slot piece together liquid outlet.
3. liquid cooling heat radiator according to claim 2, which is characterized in that first through slot and the second through slot are located at
The both ends of the bottom surface of the first substrate, the third through slot and the 4th through slot are located at the two of the bottom surface of the second substrate
End.
4. liquid cooling heat radiator according to claim 3, which is characterized in that have in the first cavity of the first substrate more
A first radiating fin, and the multiple first radiating fin is respectively parallel to the bottom surface of the first substrate；Second base
There are multiple second radiating fins, and the multiple second radiating fin is respectively parallel to second base in second cavity of plate
The bottom surface of plate；When the first substrate and the second substrate are fixed together, the top surface of first radiating fin is dissipated with second
The top surface of hot fin is affixed.
5. liquid cooling heat radiator according to claim 4, which is characterized in that have multiple be arranged in parallel in first cavity
First shunt arcs and multiple disposed in parallel second shunt arcs, described first, which shunts arcs and second, shunts arcs point
Not perpendicular to the bottom of first cavity；The first shunting arcs are arranged close to first through slot, and described first point
Flow the first through slot described in the first end face of arcs, the first radiating fin described in second end face；The second shunting arcs are tight
The adjacent second through slot setting, and described second shunts the second through slot described in the first end face of arcs, described in second end face
First radiating fin；
There are multiple thirds disposed in parallel to shunt arcs and multiple 4th shunting arcs disposed in parallel in second cavity
Piece, the third shunts arcs and the 4th shunting arcs are respectively perpendicular to the bottom of second cavity；The third shunts arc
Piece is arranged close to the third through slot, and the third shunts third through slot, second end face described in the first end face of arcs
Second radiating fin；The 4th shunting arcs be arrangeds close to the 4th through slot, and the of the 4th shunting arcs
Second radiating fin described in 4th through slot, second end face described in the face of one end；
When the first substrate and the second substrate are fixed together, described first shunts the top surface of arcs and third shunting arcs
It is affixed, the top surface of the second shunting arcs and the 4th shunting arcs is affixed.
6. liquid cooling heat radiator according to claim 5, which is characterized in that described first, which shunts arcs and second, shunts arcs
Density be less than first radiating fin density；The third shunts arcs and the 4th and shunts the density of arcs less than described
The density of second radiating fin.
7. liquid cooling heat radiator according to claim 2, which is characterized in that first through slot and the second through slot protrude from institute
State the bottom surface of first substrate；The third through slot and the 4th through slot protrude from the bottom surface of the second substrate.
8. liquid cooling heat radiator according to claim 1, which is characterized in that have on first radiating surface and be respectively used to admittedly
Determine multiple first installation positions of discrete device, and the arrangement of the multiple first installation position is in a row；Have on second radiating surface
There are multiple second installation positions for being respectively used to fixed discrete device, and the arrangement of the multiple second installation position is in a row.
9. a kind of (PCC) power, which is characterized in that including control panel, integrated copper bar and multiple phase voltage conversion modules；It is each
The phase voltage conversion module includes switch on the bridge, bridge switch and such as liquid cooling of any of claims 1-8 dissipates
Hot device, the switch on the bridge and the bridge switch respectively include multiple discrete devices being connected in parallel, and in each phase voltage
In conversion module, multiple discrete devices of the switch on the bridge are affixed on the first radiating surface of the liquid cooling heat radiator, described respectively
Multiple discrete devices of bridge switch are affixed on the second radiating surface of the liquid cooling heat radiator respectively；
The main part of the integrated copper bar is tabular and parallel with the control panel, and the control panel is located at the integrated copper
The first side of row, the multiple phase voltage conversion module are located at second side of the integrated copper bar；The multiple phase voltage
Each discrete device in conversion module is connected respectively to the integrated copper bar and control panel.
10. (PCC) power according to claim 9, which is characterized in that the liquid cooling of the multiple phase voltage conversion module dissipates
Hot device is arranged in parallel and is respectively perpendicular to the main part of the integrated copper bar, and the bottom surface of the liquid cooling heat radiator is backwards to the collection
At the main part of copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821064766.6U CN208754620U (en) | 2018-07-06 | 2018-07-06 | Liquid cooling heat radiator and (PCC) power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821064766.6U CN208754620U (en) | 2018-07-06 | 2018-07-06 | Liquid cooling heat radiator and (PCC) power |
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| Publication Number | Publication Date |
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| CN208754620U true CN208754620U (en) | 2019-04-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192910A (en) * | 2021-04-15 | 2021-07-30 | 常州易控汽车电子股份有限公司 | IGBT module heat radiation structure |
-
2018
- 2018-07-06 CN CN201821064766.6U patent/CN208754620U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192910A (en) * | 2021-04-15 | 2021-07-30 | 常州易控汽车电子股份有限公司 | IGBT module heat radiation structure |
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Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |