CN209151460U - A kind of new energy vehicle controller circuit board water-cooled plate - Google Patents
A kind of new energy vehicle controller circuit board water-cooled plate Download PDFInfo
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- CN209151460U CN209151460U CN201821349645.6U CN201821349645U CN209151460U CN 209151460 U CN209151460 U CN 209151460U CN 201821349645 U CN201821349645 U CN 201821349645U CN 209151460 U CN209151460 U CN 209151460U
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Abstract
The utility model discloses a kind of new energy vehicle controller circuit board water-cooled plates, including heat sink, cover board and bottom plate, cover board is fixed on bottom plate, bottom plate is equipped with the first water inlet, first water outlet and a pair of of limit hole, the upper end of cover board is equipped with the first groove, lower end is equipped with the second groove, second groove and bottom plate form cavity, first groove base plate is equipped with the second water inlet and the second water outlet, second water inlet is close to the first water inlet side, second water outlet is far from the first water inlet side, flow-disturbing boss is equipped between second water inlet and the second water outlet, flow-disturbing boss is along incremented by successively far from the second water inlet direction height, and it is located at the second water outlet, the preceding stifled item by cavity barrier at " S " type recirculating zone is equipped in second groove, obstruct item and afterwards stifled item, the utility model has the double-deck flowing structure, pass through setting Flow-disturbing boss and " S " type recirculating zone increase the flow resistance of coolant liquid, increase heat exchange, improve radiating efficiency.
Description
Technical field
The utility model relates to new-energy automobile field more particularly to a kind of new energy vehicle controller circuit board water coolings
Plate.
Background technique
With the development of Chinese industrial, new-energy automobile market by be future development trend.Wherein, new-energy automobile
Controller is used as " nervous centralis ", the important command function of undertaker, operates normally the support needed by various circuits, electricity
Road plate generates more and more heats with the traveling of automobile, if heat cannot timely and effectively shed, circuit board overheats shadow
Circuit is rung, to influence the normal work of controller.
The heat dissipation of circuit board is needed by water-cooled plate, and existing water-cooled plate is individual one layer of channel design mostly, is taken
The one-way flow gone out on one side into another side, and the flow resistance of coolant liquid is smaller, is not outflow water by the exchange of sufficient heat
Cold plate, radiating efficiency are low.
Utility model content
The purpose of this utility model is to provide a kind of new energy vehicle controller circuit board water-cooled plates, have two layers flow
Water-bound, and by the flow resistance of setting flow-disturbing boss and " S " type recirculating zone increase coolant liquid, heat exchange is increased, heat dissipation is improved
Efficiency.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of new energy vehicle controller circuit board
With water-cooled plate, including heat sink, cover board and bottom plate, on the cover board, the cover board is fixed on bottom plate, institute for the heat sink setting
Bottom plate is stated equipped with the first water inlet, the first water outlet and a pair of of limit hole, first water inlet and the first water outlet are located at
The same side edge of bottom plate, the upper end of the cover board are equipped with the first groove, and lower end is equipped with the second groove, the heat sink setting
On the first groove, second groove and bottom plate form cavity, and the opposite two ends in first groove base plate are set respectively
There are the second water inlet and the second water outlet with walls parallel, second water inlet is close to the first water inlet side, and described
Two water outlets are equipped with far from the first water inlet side, in second groove cavity is obstructed into " S " type recirculating zone before
Stifled item obstructs item and blocks up item afterwards, and stifled item is located at the second water inlet before described, blocks up item after described and is located at the second water outlet, institute
It states barrier item to be located between preceding stifled item and afterwards stifled item, the barrier item and blocking up afterwards is equipped on item to match with the limit hole
Positive stop lug boss, a pair of positive stop lug boss are nested in a pair of of limit hole.
As further optimization, flow-disturbing boss, the flow-disturbing are equipped between second water inlet and the second water outlet
Boss is located at the second water outlet along separate second water inlet direction increasing height.
As further optimization, the width of second water inlet is equal with the width of the first groove base plate.
As further optimization, the width of second water outlet is equal with the width of the second water inlet.
As further optimization, the width of the flow-disturbing boss is equal with the width of the first groove base plate.
As further optimization, the height of the height on flow-disturbing boss top less than the first recess sidewall.
Optimize as further, limit band of second recess sidewall equipped with its circular wall body, on the bottom plate
Limit is connected at end periphery to take.
Compared with prior art, the utility model has the advantage that
1. the first groove is arranged positioned at the lower section of heat sink on the cover board, coolant liquid flows through the first groove and heat sink carries out
Heat exchange, the first groove is big with heat sink contact area compared to previous " S " type channel, is conducive to heat exchange；
2. flow-disturbing boss is arranged in the first groove, play flow-disturbing to the coolant liquid for flowing through the first groove and increases the work of water resistance
With, coolant liquid can be made to slow down flow velocity, the first groove is flowed out after sufficiently exchanging heat with heat sink, improve the efficiency of coolant liquid heat exchange,
More heat can be taken away, avoids flow velocity is too fast from causing heat exchanger efficiency low；
3. item, barrier item are blocked up before and stifled item plays the role of changing coolant liquid flow direction afterwards, increase the stroke of coolant liquid, have
Helping the coolant liquid in the first groove has the more time to carry out heat exchange, while the long process of itself can also be by bottom plate certainly
Body heat dissipation, makes coolant liquid enter subsequent processing with lower temperature.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model.
Fig. 2 is the structure chart of the utility model bottom plate.
Fig. 3 is the structure chart of the utility model cover board upper end.
Fig. 4 is the structure chart of this practical first groove.
Fig. 5 is the structure chart of the utility model cover board lower end.
In figure, 1. bottom plates；2. cover board；3. heat sink；11. the first water inlet；12. the first water outlet；13. limit hole；21.
First groove；22. the second water inlet；23. the second water outlet；24. flow-disturbing boss；25. the second groove；26. item is blocked up before；27. resistance
Parting bead；28. item is blocked up after；29. limiting band；30. positive stop lug boss.
Specific embodiment
It is specific embodiment of the utility model below, and in conjunction with attached drawing, the technical solution of the utility model is made into one
The description of step, but the utility model is not limited to these examples.
As shown in Figure 1 to Figure 2, a kind of new energy vehicle controller circuit board water-cooled plate, including heat sink 3,2 and of cover board
Bottom plate 1, heat sink 3 are arranged on cover board 2, and cover board 2 is fixed on bottom plate 1, and bottom plate 1 goes out equipped with the first water inlet 11, first
The mouth of a river 12 and a pair of of limit hole 13, the first water inlet 11 and the first water outlet 12 are located at the same side edge of bottom plate 1.
As shown in Figure 3 to Figure 4, the upper end of cover board 2 is equipped with the first groove 21, the opposite two ends on 21 bottom plate of the first groove
It is respectively equipped with the second water inlet 22 and the second water outlet 23 with walls parallel, the second water inlet 22 is close to the first water inlet 11 1
Side, the second water outlet 23 is far from 11 side of the first water inlet, the width of 21 bottom plate of width and the first groove of the second water inlet 22
Equal, the width of the second water outlet 23 is equal with the width of the second water inlet 22；Second water inlet 22 and the second water outlet 23 it
Between be equipped with flow-disturbing boss 24, it is stepped along far from 22 direction increasing height of the second water inlet, and flow-disturbing boss 24 is located at the
At two water outlets 23, the width of flow-disturbing boss 24 is equal with the width of 21 bottom plate of the first groove, the height on 24 top of flow-disturbing boss
Less than the height of 21 side wall of the first groove.
As shown in figure 5, the lower end of cover board 2 is equipped with the second groove 25, second groove 25 and bottom plate 1 form cavity, second
It is equipped in groove 25 and is located at cavity barrier at the preceding stifled item 26 of " S " type recirculating zone, barrier item 27 and rear stifled item 28, preceding stifled item 26
At second water inlet 22, stifled item 28 is located at the second water outlet 23 afterwards, and barrier item 27 is located between preceding stifled item 26 and afterwards stifled item 28,
It is equipped with the positive stop lug boss 30 to match with limit hole 13 on barrier item 27 and afterwards stifled item 28, a pair of of positive stop lug boss 30 is nested in one
To in limit hole 13,25 side wall of the second groove is equipped with the limit band 29 around its wall body, is connected to limit at 1 upper periphery of bottom plate
On the band 29 of position.
The top of first groove 21 is equipped with heat sink 3, and the coolant liquid in the first groove is carried out by the contact with heat sink 3
Heat exchange.
Working principle:
By in 2 the second groove of lower end 25 of cover board positive stop lug boss 30 be embedded in bottom plate 1 on limit hole 13 in, bottom plate 1 it is upper
It is contacted at end periphery on the limit band 29 in the second groove 25, cover board 2 is fixed on bottom plate 1 by the way of Friction Stir Welding
On, it is locked instead of the mounting means using lock screw encryption seal, is not in connecting sewing on bottom plate 1, sealing effect can be improved
Fruit avoids coolant liquid leakage from causing the circuit board being assemblied in water-cooled plate or controller short circuit, burn out.
Coolant liquid enters in the cavity formed between the second groove 25 and bottom plate 1 from the first water inlet 11 on bottom plate 1, by
In the barrier action of preceding stifled item 26, coolant liquid can only be entered in the first groove 21 by the second water inlet 22, in this area with dissipate
Hot plate carries out heat exchange, and the first groove is big with heat sink contact area compared to previous " S " type elongated passageway, is conducive to
Heat exchanges, and the flow-disturbing boss 24 in the first groove 21 plays the role of flow-disturbing to coolant liquid and increases water resistance, can make to cool down
Liquid slows down flow velocity, sufficiently exchanges heat with heat sink, is then again introduced into cavity by the second water outlet 23, due to rear stifled item 28
Barrier action, coolant liquid can only detour prevalence, due to rear stifled item 28, obstruct the barrier action of item 27 and preceding stifled item 26, coolant liquid
It can only be flowed according to " S " type being both shaped as, finally flow out water-cooled plate through the first water outlet 12 on bottom plate 1, completed heat and hand over
It changes and heat is taken away and discharged.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of new energy vehicle controller circuit board water-cooled plate, including heat sink (3), cover board (2) and bottom plate (1), described
Heat sink (3) is arranged on cover board (2), and the cover board (2) is fixed on bottom plate (1), and the bottom plate (1) is equipped with the first water inlet
Mouth (11), the first water outlet (12) and a pair of of limit hole (13), first water inlet (11) and the first water outlet (12) are located at
The same side edge of bottom plate (1), which is characterized in that the upper end of the cover board (2) is equipped with the first groove (21), and lower end is equipped with the
Two grooves (25), the heat sink (3) are arranged on the first groove (21), and second groove (25) forms recessed with bottom plate (1)
Chamber, the opposite two ends on the first groove (21) bottom plate are respectively equipped with and the second water inlet (22) of walls parallel and second
Water outlet (23), second water inlet (22) is close to the first water inlet (11) side, and second water outlet (23) is far from the
One water inlet (11) side, the interior preceding stifled item (26) being equipped with by cavity barrier at " S " type recirculating zone of second groove (25), resistance
Parting bead (27) and afterwards stifled item (28), stifled item (26) are located at the second water inlet (22) before described, and stifled article (28) are positioned at the after described
At two water outlets (23), the barrier item (27) is located between preceding stifled item (26) and afterwards stifled item (28), the barrier item (27) and
It blocks up on item (28) afterwards and is equipped with the positive stop lug boss (30) to match with the limit hole (13), a pair of positive stop lug boss (30) is embedding
It covers in a pair of of limit hole (13).
2. new energy vehicle controller circuit board water-cooled plate according to claim 1, which is characterized in that described second into
Flow-disturbing boss (24) are equipped between the mouth of a river (22) and the second water outlet (23), the flow-disturbing boss (24) is along far from the second water inlet
(22) direction height is incremented by successively, and is located at the second water outlet (23).
3. new energy vehicle controller circuit board water-cooled plate according to claim 2, which is characterized in that described second into
The width at the mouth of a river (22) is equal with the width of the first groove (21) bottom plate.
4. new energy vehicle controller circuit board water-cooled plate according to claim 3, which is characterized in that described second goes out
The width at the mouth of a river (23) is equal with the width of the second water inlet (22).
5. new energy vehicle controller circuit board water-cooled plate according to claim 4, which is characterized in that the flow-disturbing is convex
The width of platform (24) is equal with the width of the first groove (21) bottom plate.
6. new energy vehicle controller circuit board water-cooled plate according to claim 5, which is characterized in that the flow-disturbing is convex
Height of the height on platform (24) top less than the first groove (21) side wall.
7. new energy vehicle controller circuit board water-cooled plate according to claim 1, which is characterized in that described second is recessed
Slot (25) side wall is equipped with the limit band (29) around its wall body, and limit band (29) is connected at bottom plate (1) upper periphery
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821349645.6U CN209151460U (en) | 2018-08-21 | 2018-08-21 | A kind of new energy vehicle controller circuit board water-cooled plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821349645.6U CN209151460U (en) | 2018-08-21 | 2018-08-21 | A kind of new energy vehicle controller circuit board water-cooled plate |
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| Publication Number | Publication Date |
|---|---|
| CN209151460U true CN209151460U (en) | 2019-07-23 |
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ID=67266394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821349645.6U Active CN209151460U (en) | 2018-08-21 | 2018-08-21 | A kind of new energy vehicle controller circuit board water-cooled plate |
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| CN (1) | CN209151460U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108925119A (en) * | 2018-08-21 | 2018-11-30 | 苏州申川精密部件有限公司 | A kind of new energy vehicle controller circuit board water-cooled plate and its manufacturing method |
| CN113395876A (en) * | 2021-06-02 | 2021-09-14 | 江苏云意电气股份有限公司 | Heat dissipation plate of BSG motor inverter and processing method |
| CN113805673A (en) * | 2021-08-24 | 2021-12-17 | 中航光电科技股份有限公司 | Split type liquid cooling cold drawing fixed knot of CPU or GPU constructs |
-
2018
- 2018-08-21 CN CN201821349645.6U patent/CN209151460U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108925119A (en) * | 2018-08-21 | 2018-11-30 | 苏州申川精密部件有限公司 | A kind of new energy vehicle controller circuit board water-cooled plate and its manufacturing method |
| CN108925119B (en) * | 2018-08-21 | 2023-12-19 | 苏州申川精密部件有限公司 | Water cooling plate for new energy automobile controller circuit board and manufacturing method thereof |
| CN113395876A (en) * | 2021-06-02 | 2021-09-14 | 江苏云意电气股份有限公司 | Heat dissipation plate of BSG motor inverter and processing method |
| CN113395876B (en) * | 2021-06-02 | 2022-04-19 | 江苏云意电气股份有限公司 | Heat dissipation plate of BSG motor inverter and processing method |
| CN113805673A (en) * | 2021-08-24 | 2021-12-17 | 中航光电科技股份有限公司 | Split type liquid cooling cold drawing fixed knot of CPU or GPU constructs |
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