CN208767438U - A kind of liquid cooling heat exchanger - Google Patents
A kind of liquid cooling heat exchanger Download PDFInfo
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- CN208767438U CN208767438U CN201821566038.5U CN201821566038U CN208767438U CN 208767438 U CN208767438 U CN 208767438U CN 201821566038 U CN201821566038 U CN 201821566038U CN 208767438 U CN208767438 U CN 208767438U
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- heat sink
- hole
- odd
- refrigerant
- radiating subassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model belongs to batteries of electric automobile packet cooling technology field, is specifically related to a kind of liquid cooling heat exchanger.Including overlapping the radiating subassembly formed by heat sink, in mounting bracket, the upside of the heat sink in top is encapsulated the back fixation of radiating subassembly by upper side plate, and the bottom side of the heat sink in bottommost is encapsulated by lower side plate.The liquid cooling heat exchanger of the utility model, one of the important component as battery thermal management system, main body are formed by stacking layer by layer by aluminium radiating board, and circulation passage of the cavity as coolant liquid and refrigerant is formed between every layer.Refrigerant into and out of the odd numbers cavity such as first and third formed between interface tube and heat sink, five be coolant channel；Coolant liquid into and out of the even numbers cavity such as second formed between pipe and heat sink, four, six be cooling passage.Therefore, coolant liquid and refrigerant can be subjected to heat exchange using heat sink, has reached the effect of cooling battery pack.
Description
Technical field
The utility model belongs to batteries of electric automobile packet cooling technology field, is specifically related to a kind of liquid cooling heat exchanger.
Background technique
Electric vehicle has become the hot spot of car industry because of environmental protection, economical and energy saving, and battery thermal management system is that electric vehicle exists
It is effectively run under various weather conditions essential.
The cooling of battery pack has air-cooled and liquid cooling two ways, and air cooling way is easily realized, but battery pack temperature gradient changes
It is larger, it is unfavorable for battery steady operation.And the heat exchange efficiency of traditional liquid cooling cooler is generally low, construction complexity and manufacturing cost
It is high.
The liquid cooling mode that the utility model is exchanged heat using the refrigerant of battery pack coolant liquid and air-conditioning system, cooling electricity
Chi Bao.
Utility model content
In order to solve the cooling existing disadvantage of conventional batteries packet, the utility model provides a kind of liquid cooling heat exchanger, structure
Make simple, heat exchange efficiency height.
The technical issues of to solve the utility model, used technical solution are as follows: a kind of liquid cooling heat exchanger, including by dissipating
Hot plate overlaps the radiating subassembly to be formed, the back fixation of radiating subassembly in mounting bracket, the heat sink in top it is upper
Side is encapsulated by upper side plate, and the bottom side of the heat sink in bottommost is encapsulated by lower side plate, and refrigerant inlet pipe, refrigerant go out
Pipe, coolant liquid inlet pipe and coolant liquid outlet pipe are connected to radiating subassembly respectively；
The heat sink is by bottom plate and is enclosed in the side plate of floor peripheral and forms, and the both sides of side open up respectively on bottom plate
There is a first through hole, the both sides of the other side are respectively arranged with the boss of a protuberance on bottom plate, and the is offered on each boss
Two through-holes；
When heat sink overlaps, the placement position of the heat sink in odd-level is identical, the pendulum of the heat sink in even level
It is identical to put position；The placement position of adjacent heat radiation plate is on the contrary, the second through-hole of the heat sink in upper layer and dissipating in lower layer
The first through hole of hot plate is corresponding；
It counts from top to bottom, exists between odd-level heat sink and even level heat sink in its underpart and circulate for refrigerant
First passage, the two sides of first passage are from the second through-hole of odd-level heat sink and the even number that is in odd-level heat sink lower part
Gap between the first through hole of layer heat sink is connected to refrigerant inlet pipe, refrigerant outlet pipe respectively；Odd-level heat sink at this time
First through hole and the even level heat sink in odd-level heat sink lower part the second through-hole between gap be closed；
It counts, exists between even level heat sink and odd-level heat sink in its underpart logical for cooling liquid stream from top to bottom
Second channel, the two sides of second channel are from the second through-hole of even level heat sink and the odd number that is in even level heat sink lower part
Gap between the first through hole of layer heat sink is connected to coolant liquid inlet pipe and coolant liquid outlet pipe respectively；Even level heat sink at this time
First through hole and the odd-level heat sink in even level heat sink lower part the second through-hole between gap be closed.
Preferably, an interpolation pipe is provided in radiating subassembly, the top of interpolation pipe is connected to refrigerant inlet pipe, bottom end
Protrude into radiating subassembly inside bottom.
Preferably, at least there is a silent heat sink in radiating subassembly, silent heat sink is by two on heat sink the
The one of closing of two through-holes is formed.
Preferably, refrigerant inlet pipe, refrigerant outlet pipe, coolant liquid inlet pipe and coolant liquid outlet pipe are placed in the same of radiating subassembly
Side.
The beneficial effect of the utility model compared with the existing technology is:
1), the liquid cooling heat exchanger of the utility model, one of the important component as battery thermal management system, main body is by aluminium
Matter heat sink is formed by stacking layer by layer, and circulation passage of the cavity as coolant liquid and refrigerant is formed between every layer.Refrigerant into and out of
The odd numbers cavitys such as first and third, five formed between interface tube and heat sink are coolant channel；Coolant liquid is into and out of pipe and dissipates
The even numbers cavitys such as second, four, six formed between hot plate are cooling passage.Therefore, using heat sink can by coolant liquid and
Refrigerant carries out heat exchange, has reached the effect of cooling battery pack, and without crossfire phenomenon occurs.
2), by two silent heat sinks of setting and interpolation pipe, so that coolant channel is made to be divided into several processes, after
And improve heat exchange efficiency and exchange capability of heat.At the same time it can also need according to the cooling load of each money battery of electric vehicle, increasing can be passed through
Subtract the process quantity of cooling fin quantity and coolant channel to increase and decrease the exchange capability of heat of heat exchanger.
3), it may be arranged at the ipsilateral of heat exchanger main body into and out of pipe compared with tradition also cold heat exchanger, refrigerant, without
Upper and lower two sides, can avoid reusing so additional connecting line and flange the refrigerant of outlet pipe is guided to it is ipsilateral with inlet pipe.
Such design keeps the heat exchanger structure compact, saves cost, saves installation space.
Detailed description of the invention
The utility model is made with attached drawing with reference to embodiments and being discussed further.
Fig. 1 is the perspective view of the liquid cooling heat exchanger of the utility model.
Fig. 2 is the main view of the liquid cooling heat exchanger of the utility model.
Fig. 3 is the top view of the liquid cooling heat exchanger of the utility model.
Fig. 4 is the structural schematic diagram of heat sink.
Fig. 5 is C-C direction view in Fig. 3.
Fig. 6 is B-B direction view in Fig. 3.
Fig. 7 is the structural schematic diagram of silent heat sink.
Specific embodiment
It please refers to shown in Fig. 1-3, a kind of liquid cooling heat exchanger, including overlapping the radiating subassembly formed, heat dissipation group by heat sink 5
In mounting bracket 6, the upside of the heat sink in top is encapsulated the back fixation of part by upper side plate 7, is in bottommost
The bottom side of heat sink encapsulated by lower side plate 8, refrigerant inlet pipe 3, refrigerant outlet pipe 4, coolant liquid inlet pipe 1 and coolant liquid outlet pipe
2 are connected to radiating subassembly respectively.
It please refers to shown in Fig. 4, heat sink 5 is by bottom plate 51 and is enclosed in the side plate 52 of floor peripheral and forms, on bottom plate 51
The both sides of side offer a first through hole 53 respectively, and the both sides of the other side are respectively arranged with the convex of a protuberance on bottom plate 51
Platform 54 offers the second through-hole 55 on each boss 54.
After heat sink 5 is by soldering encapsulation overlapping, the placement position of the heat sink in odd-level is identical, is in even level
Heat sink placement position it is identical.The placement position of adjacent heat radiation plate is on the contrary, be in the second through-hole 55 of the heat sink on upper layer
It is corresponding in the first through hole 53 of heat sink of lower layer.
Please together combine Figures 5 and 6, count from top to bottom, odd-level heat sink in its underpart even level heat sink it
Between there is the first passage that circulate for refrigerant, the two sides of first passage from the second through-hole 55 of odd-level heat sink in odd
Gap between the first through hole 53 of the even level heat sink of several layers of heat sink lower part goes out with refrigerant inlet pipe 3, refrigerant respectively
Pipe 4 is connected to.The first through hole 53 of odd-level heat sink and the of the even level heat sink in odd-level heat sink lower part at this time
Gap is closed between two through-holes 55.
Please together combine Figures 5 and 6, count from top to bottom, even level heat sink in its underpart odd-level heat sink it
Between there is the second channel logical for cooling liquid stream, the two sides of second channel from the second through-hole 55 of even level heat sink in even
Gap between the first through hole 53 of the odd-level heat sink of several layers of heat sink lower part goes out with coolant liquid inlet pipe 1 and coolant liquid respectively
Pipe 2 is connected to.The first through hole 53 of even level heat sink and the of the odd-level heat sink in even level heat sink lower part at this time
Gap is closed between two through-holes 55.
The main body of the liquid cooling heat exchanger of the utility model is formed by stacking layer by layer by aluminium radiating board, and cavity is formed between every layer
Circulation passage as coolant liquid and refrigerant.Refrigerant is into and out of first and third formed between interface tube and heat sink, five etc.
Odd number cavity is coolant channel；Coolant liquid is into and out of the even numbers cavity such as second formed between pipe and heat sink, four, six
For cooling passage.Therefore, coolant liquid and refrigerant can be subjected to heat exchange using heat sink, has reached the work of cooling battery pack
With, and without crossfire phenomenon occurs.
It please refers to shown in Fig. 5, an interpolation pipe 9, the top of interpolation pipe 9 and refrigerant inlet pipe is provided in radiating subassembly
3 connections, radiating subassembly inside bottom is protruded into bottom end.Meanwhile there are two silent heat sinks 10, silent heat sinks in radiating subassembly
10 be that two one of closings of the second through-hole 55 on heat sink 5 are formed (shown in Fig. 7).By the way that two silent heat sinks are arranged
10 and interpolation pipe 9 so that coolant channel be made to be divided into three processes (Fig. 5 is shown) then improve heat exchange efficiency and heat exchange
Ability.It, can be logical by increase and decrease cooling fin quantity and refrigerant at the same time it can also be needed according to the cooling load of each money battery of electric vehicle
The process quantity in road increases and decreases the exchange capability of heat of heat exchanger.
It should be noted that similar two gaps of location A and top only play and show refrigerant running route in Fig. 5
It acts on, not three biggish gaps of necessary being.
The liquid cooling heat exchanger of the utility model, refrigerant inlet pipe 3, refrigerant outlet pipe 4, coolant liquid inlet pipe 1 and coolant liquid go out
Pipe 2 is placed in the same side of radiating subassembly.Compared with tradition, also cold heat exchanger, refrigerant may be arranged at heat exchanger master into and out of pipe
Ipsilateral, rather than the upper and lower two sides of body can avoid reusing additional connecting line and flange in this way and draw the refrigerant of outlet pipe
To ipsilateral with inlet pipe.Such design keeps the heat exchanger structure compact, saves cost, saves installation space.
Above content is only the design example and explanation to the utility model, the technologies of affiliated the art
Personnel make various modifications or additions to the described embodiments or are substituted in a similar manner, without departing from
The design of utility model or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (4)
1. a kind of liquid cooling heat exchanger, which is characterized in that including overlapping the radiating subassembly formed by heat sink (5), radiating subassembly
On mounting bracket (6), the upside of the heat sink in top is encapsulated back fixation by upper side plate (7), is in bottommost
The bottom side of heat sink encapsulated by lower side plate (8), refrigerant inlet pipe (3), refrigerant outlet pipe (4), coolant liquid inlet pipe (1) and cold
But liquid outlet pipe (2) is connected to radiating subassembly respectively；
The heat sink (5) is by bottom plate (51) and is enclosed in the side plate (52) of floor peripheral and forms, the side on bottom plate (51)
Both sides offer a first through hole (53) respectively, and the both sides of the other side are respectively arranged with the boss of a protuberance on bottom plate (51)
(54), the second through-hole (55) are offered on each boss (54)；
When heat sink (5) overlaps, the placement position of the heat sink in odd-level is identical, and the heat sink in even level is put
Position is identical；The placement position of adjacent heat radiation plate is on the contrary, being in the second through-hole (55) of the heat sink on upper layer and being in lower layer
The first through hole (53) of heat sink is corresponding；
It counts from top to bottom, there is the to circulate for refrigerant between odd-level heat sink and even level heat sink in its underpart
One channel, second through-hole (55) of the two sides of first passage from odd-level heat sink and the even number in odd-level heat sink lower part
Gap between the first through hole (53) of layer heat sink is connected to refrigerant inlet pipe (3), refrigerant outlet pipe (4) respectively；It is odd at this time
The first through hole (53) of several layers of heat sink in odd-level heat sink lower part even level heat sink the second through-hole (55) it
Between gap be closed；
Count from top to bottom, exist between even level heat sink and odd-level heat sink in its underpart for cooling liquid stream it is logical the
Two channels, second through-hole (55) of the two sides of second channel from even level heat sink and the odd number in even level heat sink lower part
Gap between the first through hole (53) of layer heat sink is connected to coolant liquid inlet pipe (1) and coolant liquid outlet pipe (2) respectively；It is even at this time
The first through hole (53) of several layers of heat sink in even level heat sink lower part odd-level heat sink the second through-hole (55) it
Between gap be closed.
2. liquid cooling heat exchanger as described in claim 1, which is characterized in that an interpolation pipe (9) is provided in radiating subassembly,
The top of interpolation pipe (9) is connected to refrigerant inlet pipe (3), and radiating subassembly inside bottom is protruded into bottom end.
3. liquid cooling heat exchanger as described in claim 1, which is characterized in that at least there is a silent heat sink in radiating subassembly
(10), silent heat sink (10) is to form the one of closing of upper two the second through-holes (55) of heat sink (5).
4. liquid cooling heat exchanger as described in claim 1, which is characterized in that refrigerant inlet pipe (3), refrigerant outlet pipe (4), cooling
Liquid inlet pipe (1) and coolant liquid outlet pipe (2) are placed in the same side of radiating subassembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821566038.5U CN208767438U (en) | 2018-09-25 | 2018-09-25 | A kind of liquid cooling heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821566038.5U CN208767438U (en) | 2018-09-25 | 2018-09-25 | A kind of liquid cooling heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208767438U true CN208767438U (en) | 2019-04-19 |
Family
ID=66137059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821566038.5U Active CN208767438U (en) | 2018-09-25 | 2018-09-25 | A kind of liquid cooling heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208767438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193074A (en) * | 2018-09-25 | 2019-01-11 | 安徽江淮松芝空调有限公司 | A kind of liquid cooling heat exchanger |
| CN112018469A (en) * | 2020-08-26 | 2020-12-01 | 东风马勒热***有限公司 | Battery cooler refrigerant drainage tube with liquid separation function and battery cooler |
-
2018
- 2018-09-25 CN CN201821566038.5U patent/CN208767438U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109193074A (en) * | 2018-09-25 | 2019-01-11 | 安徽江淮松芝空调有限公司 | A kind of liquid cooling heat exchanger |
| CN112018469A (en) * | 2020-08-26 | 2020-12-01 | 东风马勒热***有限公司 | Battery cooler refrigerant drainage tube with liquid separation function and battery cooler |
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