CN209266531U - Synchronous cooling temperature control system in power lithium ion battery box body - Google Patents
Synchronous cooling temperature control system in power lithium ion battery box body Download PDFInfo
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- CN209266531U CN209266531U CN201821976495.1U CN201821976495U CN209266531U CN 209266531 U CN209266531 U CN 209266531U CN 201821976495 U CN201821976495 U CN 201821976495U CN 209266531 U CN209266531 U CN 209266531U
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- air
- pipe
- control system
- temperature control
- box body
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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 provides synchronous cooling temperature control system in a kind of power lithium ion battery box body, it include: air accumulator, including tank body, heat pipe, cold source radiating piece, intake stack and wind pipe, first check-valve and air compression plant are disposed on intake stack, the setting of cold source radiating piece is in tank interior and is located at below heat pipe, and the thermal baffle with through-hole is additionally provided between heat pipe and cold source radiating piece；Multiple groups lithium battery, main air supply duct, multiple blowpipes, exhaust duct and return air duct are provided in Battery case, the air inlet of main air supply duct is connected to wind pipe, a blowpipe is set between every two adjacent groups lithium battery in multiple groups lithium battery, multiple air outlets are offered at each blowpipe two sides face lithium battery, exhaust pipe is connected with intake stack by return air duct, and second check-valve is provided on exhaust pipe；The return air for natural wind and the return air duct conveying that air compression plant is used to convey intake stack carries out mixing compression.
Description
Technical field
The utility model relates to power battery technology fields, in particular in a kind of power lithium ion battery box body
Synchronous cooling temperature control system.
Background technique
Currently, important motivity source of the power lithium-ion battery as electric car, is the core component of electric car, and
The running temperature of battery pack has a direct impact the running quality and service life of electric car, but used power battery box
For body cooling system there is also many defects, this brings adverse effect to the safe and highly efficient operation of system, such as cooling system is cold
Ineffective, system structure is unreasonable to cause efficiency of energy utilization low, and the methods for cooling of battery pack is fixed, so that cooling effect
Bad, these drawbacks not only significantly limit the optimized development of system, while also having seriously affected the operation effect of electric car
Fruit and security performance, and the significant wastage to resource.
Utility model content
The utility model is based at least one above-mentioned technical problem, proposes a kind of new power lithium ion battery box
Internal synchronous cooling temperature control system, whole system are simple and practical in structure, it is ensured that battery cooling effect, while realizing section
Energy.
In view of this, according to the utility model proposes synchronous cooling temperature in a kind of power lithium ion battery box body to control
System, comprising: air accumulator, air compression plant and Battery case；Wherein, the air accumulator includes tank body, heat pipe, cold source heat dissipation
Part, intake stack and wind pipe, in the tank body upper end, the wind pipe is arranged in the tank for the intake stack setting
Body lower end is disposed with first check-valve and the air compression plant on the intake stack, and described heat pipe one end is located at
The tank interior, one end are located at outside the tank body, and the cold source radiating piece setting is in the tank interior and is located at described
Below heat pipe, the coil pipe of the cold source radiating piece is extended to outside the tank body by the tank interior, the heat pipe and described
The thermal baffle with through-hole is additionally provided between cold source radiating piece；Multiple groups lithium battery, main air-supply are provided in the Battery case
Pipeline, multiple blowpipes, exhaust duct and return air duct, wherein the air inlet of the main air supply duct be connected to it is described go out
Air piping, multiple blowpipes are connected to the main air supply duct, every two adjacent groups lithium electricity in the multiple groups lithium battery
One blowpipe is set between pond, offers multiple air outlets, institute at each blowpipe two sides face lithium battery
It states exhaust pipe and is connected with the intake stack by the return air duct, the second non-return is provided on the exhaust pipe
Valve；The return air of the air compression plant, natural wind for being conveyed to the intake stack and return air duct conveying into
Row mixing compression.
In the technical scheme, intake stack is connected to exhaust pipe via return air duct, utilizes returning in return air duct
Wind cools down to the fresh air in intake stack, and realization makes full use of return air, and fresh air enters air after mixing with return air and compresses
Device compresses it using air compression plant, and is delivered in air accumulator by intake stack, while setting on intake stack
First check-valve is set, cooling gas in air accumulator can be effectively prevent to enter air compression plant or the external world, cause energy waste, is stored up
Heat pipe, cold source radiating piece and the thermal baffle with through-hole are provided in gas tank, heat pipe is using liquid phase-change in tank body to tank body
Interior mixing compressed gas carries out precooling treatment, passes through the aperture on thermal baffle by the mixing compressed gas that heat pipe heat radiation is pre-chilled
Into tank body lower part, it can realize that step is cooling, tank body top can be right convenient for gas two-part above and below tank body to be handled differently
Mixing compressed gas is pre-chilled and is stored, and through-hole realizes the two-part connection of tank body or more, is flowed into convenient for tank body upper gas
Lower part can also make tank body lower part gas backstreaming enter top, so that the stabilization of air pressure in tank body is maintained, the installation of air accumulator lower part
There is cold source radiating piece, cold source radiating piece can will be sent into the intracorporal mixing compressed air of battery case to precooling treatment and do into one
Cooling treatment is walked, mixing compressed gas after cooling is delivered in Battery case via wind pipe and main air supply duct again,
And blow via the blowpipe between every two adjacent groups lithium battery, the cooling effect to battery pack is improved, most
Mixing compressed gas is focused on afterwards, a part is handled the cooling of fresh air for return air, another part directly arrange to
The external world, installs second check-valve on exhaust pipe, on the other hand the residual gas except return air needed for being on the one hand discharged can be kept away
Exempt from exhaust or ambient atmos are directly entered in Battery case, whole system is simple and practical in structure, it is ensured that is cooling to battery to imitate
Fruit, while realizing energy conservation.
In the above-mentioned technical solutions, it is preferable that the side of the tank body is additionally provided with safety valve and automatic pressure regulating valve.
In the technical scheme, safety valve setting can avoid air accumulator because in tank air pressure it is excessive due to equipment is caused to damage
Bad, the intracorporal air pressure of tank can be automatically adjusted in efficient operation pressure limit by automatic pressure regulating valve.
In any of the above-described technical solution, it is preferable that each air outlet is slip diffuser.
In any of the above-described technical solution, it is preferable that the main air supply duct is varying-arca channel.
In the technical scheme, entire pipeline can be maintained to the full extent quiet using the main air supply duct of varying-arca channel formula
It presses identical.
In any of the above-described technical solution, it is preferable that each blowpipe is cross-section sleeve pipe.
In any of the above-described technical solution, it is preferable that the wind pipe is provided with air quantity and pressure-regulating valve, each
The inlet of the blowpipe is provided with first flow regulating valve.
In the technical scheme, wind pipe is provided with entering for air quantity and pressure-regulating valve and each blowpipe
It is provided with first flow regulating valve at mouthful, the resistance balance of each branch is adjusted, realizes that each branch measures air-supply.
In any of the above-described technical solution, it is preferable that be provided with second flow regulating valve on the return air duct.
In the technical scheme, return air amount is adjusted in return air duct setting second flow regulating valve, to make full use of return air
Cooling capacity, realize energy conservation.
In any of the above-described technical solution, it is preferable that be provided with third flow control valve on the coil pipe of cold source radiating piece.
In any of the above-described technical solution, it is preferable that each air outlet uses the air-supply side of stable state jet distribution
Formula.
By above technical scheme, whole system is simple and practical in structure, it is ensured that battery cooling effect, while realizing section
Energy.
Detailed description of the invention
Fig. 1 shows the knot of synchronous cooling temperature control system in power lithium ion battery box body according to the present utility model
Structure schematic block diagram；
Fig. 2 shows the partial enlarged views inside Battery case according to the present utility model；
The air-supply that Fig. 3 shows each air supply duct in Battery case according to the present utility model flows to schematic diagram；
Fig. 4 shows the schematic layout pattern of air outlet according to the present utility model；
Fig. 5 shows the arrangement schematic diagram of lithium battery according to the present utility model.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 5 are as follows:
10 tank bodies, 11 heat pipes, 12 cold source radiating pieces, 13 intake stacks, 14 wind pipes, 15 first check-valves, 16 air
Compression set, 17 thermal baffles, 18 Battery cases, 19 lithium batteries, 20 main air supply ducts, 21 blowpipes, 22 exhaust ducts, 23
Return air duct, 24 air outlets, 25 second check-valves, 26 safety valves, 27 automatic pressure regulating valves, 28 air quantity and pressure-regulating valve,
29 first flow regulating valves, 30 second flow regulating valves, 31 third flow control valves.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
The technical solution of the utility model is described further below in conjunction with Fig. 1 to Fig. 5:
Synchronous cooling temperature control system in the power lithium ion battery box body of embodiment according to the present utility model, including
Air accumulator, air compression plant and Battery case.
Specifically, as shown in Figure 1, air accumulator includes tank body 10, heat pipe 11, cold source radiating piece 12, intake stack 13 and outlet air
Pipeline 14, the setting of intake stack 13 are arranged on 10 lower end of tank body, intake stack 13 successively in 10 upper end of tank body, wind pipe 14
It is provided with first check-valve 15 and air compression plant 16,11 one end of heat pipe is located inside tank body 10, and one end is located at outside tank body 10
Portion, cold source radiating piece 12 is inside setting tank body 10 and is located at below heat pipe 11, and the coil pipe of cold source radiating piece 12 is by tank body 10
Portion extends to outside tank body 10, and the thermal baffle 17 with through-hole is additionally provided between heat pipe 11 and cold source radiating piece 12；Battery case
The specific layout viewing of multiple groups lithium battery 19(lithium battery is provided in body 18 with reference to Fig. 5), main air supply duct 20, multiple blowpipes
21, exhaust duct 22 and return air duct 23, wherein the air inlet of main air supply duct 20 is connected to wind pipe 14, multiple air-supplies
Branch pipe 21 is connected to main air supply duct 20, and a blowpipe is arranged between every two adjacent groups lithium battery 19 in multiple groups lithium battery
21, multiple air outlet 24(are offered with specific reference to shown in Fig. 2 and Fig. 4 at each 21 two sides face lithium battery of blowpipe), row
Feed channel 22 is connected with intake stack 13 by return air duct 23, and second check-valve 25 is provided on exhaust pipe 22；Air
The return air that the natural wind and return air duct 23 that compression set 16 is used to convey intake stack 13 convey carries out mixing compression.
Further, the side of tank body 10 is additionally provided with safety valve 26 and automatic pressure regulating valve 27.
Further, each air outlet 24 is slip diffuser, and each air outlet 24 uses the air-supply of stable state jet distribution
Mode.
Further, main air supply duct 20 is varying-arca channel.It can be maximum using the main air supply duct of varying-arca channel formula
Maintain entire duct static pressure identical in degree.
Further, each blowpipe 21 is cross-section sleeve pipe.
Further, wind pipe 14 is provided with air quantity and pressure-regulating valve 28, and the inlet of each blowpipe 21 is equal
It is provided with first flow regulating valve 29.Wind pipe is provided with entering for air quantity and pressure-regulating valve and each blowpipe
It is provided with first flow regulating valve at mouthful, the resistance balance of each branch is adjusted, realizes that each branch measures air-supply.
Further, second flow regulating valve 30 is provided on return air duct 23.
Further, third flow control valve 31 is provided on the coil pipe of cold source radiating piece 12.
When system works, intake stack 13 is connected to exhaust pipe 22 via return air duct 23, using in return air duct 23
Return air cool down to the fresh air in intake stack 13, realization makes full use of return air and (wherein, is arranged on return air duct 23
Second flow regulating valve 30 can control return air ratio and return air amount) fresh air mixed with return air after enter air compression plant 16, benefit
It is compressed with air compression plant 16, and is delivered in air accumulator by intake stack 13, while being set on intake stack 13
First check-valve 15 is set, cooling gas in air accumulator can be effectively prevent to enter air compression plant or the external world, cause energy waste,
Heat pipe 11, cold source radiating piece 12 and the thermal baffle 17 with through-hole are provided in air accumulator, heat pipe 11 utilizes liquid in tank body
To compressed gas progress precooling treatment is mixed in tank body 10, the mixing compressed gas through the heat dissipation pre-cooling of superheater tube 11 passes through exhausted for phase transformation
Aperture on hot partition 17 enters 10 lower part of tank body, can realize step convenient for gas two-part above and below tank body to be handled differently
Cooling, tank body top can be pre-chilled and be stored to mixing compressed gas, and through-hole realizes the two-part connection of tank body or more, just
Lower part is flowed into tank body upper gas, tank body lower part gas backstreaming can also be made to enter top, to maintain air pressure in tank body
Stablize, air accumulator lower part is equipped with cold source radiating piece, and cold source radiating piece 12 can will be sent into Battery case to precooling treatment
Interior mixing compressed air does further cooling treatment, and the third flow control valve 31 being arranged on the coil pipe of cold source radiating piece 12 can
Regulation mixing compressed air temperature, safety valve 26 can avoid air accumulator because in tank air pressure it is excessive due to equipment is damaged, from
The intracorporal air pressure of tank can be automatically adjusted in efficient operation pressure limit by dynamic pressure force regulating valve 27, by further cooling treatment
Mixing compressed air enter wind pipe 14, air quantity and the controllable combination cooling pressure of pressure-regulating valve 28 on wind pipe 14
The cooling air quantity and operating pressure of contracting gas mix compressed gas via wind pipe 14 and main air supply duct 20 and are delivered to battery
It in cabinet 18, and blows via the blowpipe 21 between every two adjacent groups lithium battery 19, main air supply duct 20 is adopted
Maintain entire duct static pressure identical with variable cross section-type pipeline, blowpipe 21 is cross-section sleeve pipe, and air outlet 24 is
Scrak type, there are multiple branches, each 21 inlet of blowpipe, and second flow regulating valve 30 is arranged to adjust for entire supply air system
The resistance balance for saving each branch, in conjunction with Fig. 3 it is found that along airflow direction, flow is gradually decreased, and air supply velocity gradually decreases,
So being gradually increased (as shown in Figure 4) along 24 area of airflow direction air outlet, the air output to realize each air outlet 24 is identical,
After completing to the cooling of lithium battery, concentrates and mixing compressed gas is handled, a part is used for cooling of the return air to fresh air
Processing, another part directly arranges outwardly, installs second check-valve 25 on exhaust pipe 22, return air needed for being on the one hand discharged it
On the other hand outer residual gas can avoid exhaust or ambient atmos be directly entered in Battery case.
The technical solution of the utility model is had been described in detail above with reference to the accompanying drawings, the technical solution of the utility model proposes
Synchronous cooling temperature control system in a kind of new power lithium ion battery box body, whole system are simple and practical in structure, it is ensured that
To battery cooling effect, while realizing energy conservation.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. synchronous cooling temperature control system in a kind of power lithium ion battery box body, which is characterized in that
Air accumulator, air compression plant and Battery case；
Wherein, the air accumulator includes tank body, heat pipe, cold source radiating piece, intake stack and wind pipe, and the intake stack is set
It sets in the tank body upper end, the wind pipe setting is disposed with first on the tank body lower end, the intake stack
Check-valves and the air compression plant, described heat pipe one end are located at the tank interior, and one end is located at outside the tank body, institute
The setting of cold source radiating piece is stated in the tank interior and is located at below the heat pipe, the coil pipe of the cold source radiating piece is by described
Tank interior extends to outside the tank body, be additionally provided between the heat pipe and the cold source radiating piece insulation with through-hole every
Plate；
Multiple groups lithium battery, main air supply duct, multiple blowpipes, exhaust duct and backwind tube are provided in the Battery case
Road, wherein the air inlet of the main air supply duct is connected to the wind pipe, and multiple blowpipes are connected to the master
Air supply duct, is arranged a blowpipe between every two adjacent groups lithium battery in the multiple groups lithium battery, each described to send
Multiple air outlets are offered at the face lithium battery of wind branch pipe two sides, the exhaust duct and the intake stack pass through the return air
Pipeline is connected, and is provided with second check-valve on the exhaust duct；
The return air of the air compression plant, natural wind for being conveyed to the intake stack and return air duct conveying into
Row mixing compression.
2. synchronous cooling temperature control system in power lithium ion battery box body according to claim 1, which is characterized in that
The side of the tank body is additionally provided with safety valve and automatic pressure regulating valve.
3. synchronous cooling temperature control system in power lithium ion battery box body according to claim 1, which is characterized in that
Each air outlet is slip diffuser.
4. synchronous cooling temperature control system in power lithium ion battery box body according to claim 1, which is characterized in that
The main air supply duct is varying-arca channel.
5. synchronous cooling temperature control system in power lithium ion battery box body according to claim 1, which is characterized in that
Each blowpipe is cross-section sleeve pipe.
6. synchronous cooling temperature control system in power lithium ion battery box body according to any one of claim 1 to 5,
It is characterized in that, the wind pipe is provided with air quantity and pressure-regulating valve, the inlet of each blowpipe is respectively provided with
There is first flow regulating valve.
7. synchronous cooling temperature control system in power lithium ion battery box body according to any one of claim 1 to 5,
It is characterized in that, being provided with second flow regulating valve on the return air duct.
8. synchronous cooling temperature control system in power lithium ion battery box body according to any one of claim 1 to 5,
It is characterized in that, being provided with third flow control valve on the coil pipe of the cold source radiating piece.
9. synchronous cooling temperature control system in power lithium ion battery box body according to any one of claim 1 to 5,
It is characterized in that, each air outlet uses the air supply mode of stable state jet distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976495.1U CN209266531U (en) | 2018-11-28 | 2018-11-28 | Synchronous cooling temperature control system in power lithium ion battery box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976495.1U CN209266531U (en) | 2018-11-28 | 2018-11-28 | Synchronous cooling temperature control system in power lithium ion battery box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209266531U true CN209266531U (en) | 2019-08-16 |
Family
ID=67564903
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821976495.1U Expired - Fee Related CN209266531U (en) | 2018-11-28 | 2018-11-28 | Synchronous cooling temperature control system in power lithium ion battery box body |
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| Country | Link |
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| CN (1) | CN209266531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937401A (en) * | 2020-06-25 | 2022-01-14 | 帝亚一维新能源汽车有限公司 | Battery replacing cabinet for portable battery replacing electric vehicle and remote control method thereof |
-
2018
- 2018-11-28 CN CN201821976495.1U patent/CN209266531U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937401A (en) * | 2020-06-25 | 2022-01-14 | 帝亚一维新能源汽车有限公司 | Battery replacing cabinet for portable battery replacing electric vehicle and remote control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20201128 |