CN204271163U - The bottom case structure of power cell of vehicle bag and electrokinetic cell bag apparatus for testing weeping - Google Patents
The bottom case structure of power cell of vehicle bag and electrokinetic cell bag apparatus for testing weeping Download PDFInfo
- Publication number
- CN204271163U CN204271163U CN201420764592.XU CN201420764592U CN204271163U CN 204271163 U CN204271163 U CN 204271163U CN 201420764592 U CN201420764592 U CN 201420764592U CN 204271163 U CN204271163 U CN 204271163U
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- drain pan
- case structure
- bottom case
- valve
- low
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- 239000007788 liquid Substances 0.000 claims abstract description 36
- 239000011449 brick Substances 0.000 abstract description 38
- 239000012809 cooling fluid Substances 0.000 abstract description 35
- 238000001816 cooling Methods 0.000 abstract description 17
- 101150006573 PAN1 gene Proteins 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Classifications
-
- 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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- Battery Mounting, Suspending (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model provides a kind of bottom case structure and electrokinetic cell bag apparatus for testing weeping of power cell of vehicle bag, and the bottom case structure of this power cell of vehicle bag comprises in funnelform drain pan and is arranged on the leakage valve at low-lying place, bottom of described drain pan.According to the bottom case structure of power cell of vehicle bag of the present utility model, according to the bottom case structure of power cell of vehicle bag of the present utility model, comprise in funnelform drain pan and be arranged on the leakage valve at low-lying place, bottom of described drain pan, like this, when liquid cooling pipeline or the liquid cooling system generation leakage of power brick inside, because drain pan is funnel-form, the cooling fluid of leaking can be collected to the low-lying place of drain pan, and discharged rapidly by the leakage valve at the low-lying place, bottom being arranged on drain pan, like this, before cooling fluid touches power brick inner member, in time cooling fluid is discharged to outside power brick, prevent cooling fluid to the damage of each element in power brick inside, avoid the short-circuit risks of power brick.
Description
Technical field
The utility model belongs to power cell of vehicle technical field, particularly relates to a kind of bottom case structure and electrokinetic cell bag apparatus for testing weeping of power cell of vehicle bag.
Background technology
The cooling of the electrokinetic cell bag of new energy vehicle has very large impact to the performance of battery, life-span, safety.Usually nature cooling, air blast cooling and liquid cooling three kinds of modes are had.For the power brick that caloric value is large, such as, be applied to the power brick of plug-in hybrid vehicle, liquid cooling mode is the best type of cooling.By liquid cools, effectively power brick can be controlled the temperature range in the best.
But liquid cooling system is very complicated, particularly power brick is interior once there is the situation that cooling fluid is leaked, then the perils such as battery short circuit may occur.
At present, the cooling fluid in power brick is leaked, normally connect by the pipeline of its inside the probability that design reduces cooling fluid leakage, and when after generation leakage, how to process, then seldom have relevant design.
In such cases, leak if there occurs cooling fluid, can not discharge in time because cooling fluid accumulates in battery pack case, be easy to cause the damage of power brick to scrap even, or after needing that careful drying process is carried out to it, could recycle.And when cooling fluid occurring and leaking, and cooling fluid is leaked in the process after occurring, and is very easy to occur short circuit, insulate the security incident such as low.
Utility model content
Technical problem to be solved in the utility model wraps in for existing power cell of vehicle the defect occurring can not discharge in time when cooling fluid is leaked, and provides a kind of bottom case structure of power cell of vehicle bag.
It is as follows that the utility model solves the problems of the technologies described above adopted technical scheme:
A kind of bottom case structure of power cell of vehicle bag is provided, comprises in funnelform drain pan and be arranged on the leakage valve at low-lying place, bottom of described drain pan.
Further, described bottom case structure also comprises low-lying place, the bottom being arranged on described drain pan and the liquid sensor of close described leakage valve.
Further, described bottom case structure also comprises the elevation support being arranged on described drain pan upper opening place.
Further, described leakage valve is unidirectional valve, manual ball valve or valve with electrically motorized operation.
Further, the described drain pan side of being conical hopper shape or conical funnel shape.
According to the bottom case structure of power cell of vehicle bag of the present utility model, comprise in funnelform drain pan and be arranged on the leakage valve at low-lying place, bottom of described drain pan, like this, when liquid cooling pipeline or the liquid cooling system generation leakage of power brick inside, because drain pan is funnel-form, the cooling fluid of leaking can be collected to the low-lying place of drain pan, and discharged rapidly by the leakage valve at the low-lying place, bottom being arranged on drain pan, like this, before cooling fluid touches power brick inner member, in time cooling fluid is discharged to outside power brick, prevent cooling fluid to the damage of each element in power brick inside, avoid the short-circuit risks of power brick.
In addition, the utility model additionally provides a kind of electrokinetic cell bag apparatus for testing weeping, comprise bottom case structure and battery management system, described bottom case structure comprises in funnelform drain pan, is arranged on the leakage valve at the low-lying place, bottom of described drain pan and is arranged on the low-lying place, bottom of described drain pan and the liquid sensor of close described leakage valve, and described liquid sensor is electrically connected with described battery management system.
Further, described bottom case structure also comprises the elevation support being arranged on described drain pan upper opening place.
Further, described leakage valve is unidirectional valve or manual ball valve.
Further, described leakage valve is valve with electrically motorized operation, and described valve with electrically motorized operation is electrically connected with described battery management system.
According to electrokinetic cell bag apparatus for testing weeping of the present utility model, when liquid cooling pipeline or the liquid cooling system generation leakage of power brick inside, because drain pan is funnel-form, the cooling fluid of leaking can be collected to the low-lying place of drain pan, and discharged rapidly by the leakage valve at the low-lying place, bottom being arranged on drain pan, like this, before cooling fluid touches power brick inner member, in time cooling fluid is discharged to outside power brick, prevent cooling fluid to the damage of each element in power brick inside, avoid the short-circuit risks of power brick.Simultaneously; owing to being provided with liquid sensor at low-lying place, the bottom of drain pan near the position of leakage valve; like this; when liquid sensor detects the appearance of liquid; then can report to the battery management system be electrically connected with it, battery management system will give the alarm and perform the associative operation (as power operation) of protection power brick.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the bottom case structure of the power cell of vehicle bag that the utility model one embodiment provides;
Fig. 2 is the schematic diagram of the bottom case structure of the electrokinetic cell bag that the utility model one embodiment provides;
Reference numeral in Figure of description is as follows:
100, the bottom case structure of power cell of vehicle bag; 200, battery management system; 1, drain pan; 11, low-lying place, bottom; 2, leakage valve; 3, liquid sensor; 4, elevation support.
Embodiment
The technical problem solved to make the utility model, technical scheme and beneficial effect are clearly understood, below in conjunction with drawings and Examples, are described in further detail the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the bottom case structure 100 of the power cell of vehicle bag that the utility model one embodiment provides, comprises in funnelform drain pan 1 and is arranged on the leakage valve 2 at low-lying place 11, bottom of described drain pan 1.In the present embodiment, described leakage valve 2 is unidirectional valve.Like this, when in the bottom of drain pan 1, low-lying place 11 accumulates to a certain amount of the cooling fluid that power brick is leaked, unidirectional valve will be opened, and the cooling fluid of leakage is discharged rapidly.
In the present embodiment, as shown in Figures 1 and 2, described bottom case structure also comprises the low-lying place, bottom 11 and the liquid sensor 3 of close described leakage valve 2 that are arranged on described drain pan 1, and liquid sensor 3 is electrically connected with battery management system 200.Liquid sensor 3 is arranged near leakage valve 2; when power brick generation cooling fluid is leaked; the cooling fluid of leaking is through liquid sensor 3; then can by liquid sensor 3 perception; liquid sensor 3 sends this signal to battery management system 200, and battery management system 200 will give the alarm and perform the associative operation (as power operation) of protection power brick.
Certainly, in other embodiments, described leakage valve 2 also can be manual ball valve.Now, need when receiving cooling fluid leakage alarms, manual unlocking ball valve.
Certainly, in other embodiments, described leakage valve 2 can be also valve with electrically motorized operation, and valve with electrically motorized operation is electrically connected with battery management system.Now, battery management system, when receiving the cooling fluid leakage signal of liquid sensor, controls valve with electrically motorized operation and opens.
In the present embodiment, as shown in Figure 1, described drain pan 1 is in square conical hopper shape.
Certainly, in other embodiments, described drain pan 1 also can be conically funnel-form, or the funnel shaped of other form, as long as ensure that the cooling fluid of leaking can be collected at low-lying place in bottom.
The present embodiment, as shown in Figure 1, described bottom case structure 100 also comprises the elevation support 4 being arranged on described drain pan 1 upper opening place.Elevation support 4 for power brick inner member or battery cell are raised certain space, when ensuring a small amount of liquid ponding, can not submergence battery modules or cell electrical element, prevent infringement and the battery short circuit of power brick.
In the present embodiment, as shown in Figure 1, elevation support 4 is made up of four spaced bars.Certainly, in other embodiments, may also be and be made up of the spaced flat board of polylith, or be made up of cancellated backing plate.
According to the bottom case structure of the power cell of vehicle bag of the utility model above-described embodiment, comprise in funnelform drain pan and be arranged on the leakage valve at low-lying place, bottom of described drain pan, like this, when liquid cooling pipeline or the liquid cooling system generation leakage of power brick inside, because drain pan is funnel-form, the cooling fluid of leaking can be collected to the low-lying place of drain pan, and discharged rapidly by the leakage valve at the low-lying place, bottom being arranged on drain pan, like this, before cooling fluid touches power brick inner member, in time cooling fluid is discharged to outside power brick, prevent cooling fluid to the damage of each element in power brick inside, avoid the short-circuit risks of power brick.
In addition, as shown in Figure 2, the utility model one embodiment still provides a kind of electrokinetic cell bag apparatus for testing weeping, comprises bottom case structure 100 and the battery management system 200 of above-described embodiment, and the liquid sensor 3 of described bottom case structure 100 is electrically connected with described battery management system 200.
According to the electrokinetic cell bag apparatus for testing weeping of the utility model above-described embodiment, when liquid cooling pipeline or the liquid cooling system generation leakage of power brick inside, because drain pan is funnel-form, the cooling fluid of leaking can be collected to the low-lying place of drain pan, and discharged rapidly by the leakage valve at the low-lying place, bottom being arranged on drain pan, like this, before cooling fluid touches power brick inner member, in time cooling fluid is discharged to outside power brick, prevent cooling fluid to the damage of each element in power brick inside, avoid the short-circuit risks of power brick.Simultaneously; owing to being provided with liquid sensor at low-lying place, the bottom of drain pan near the position of leakage valve; like this; when liquid sensor detects the appearance of liquid; then can report to the battery management system be electrically connected with it, battery management system will give the alarm and perform the associative operation (as power operation) of protection power brick.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a bottom case structure for power cell of vehicle bag, is characterized in that, comprises in funnelform drain pan and is arranged on the leakage valve at low-lying place, bottom of described drain pan.
2. the bottom case structure of power cell of vehicle bag according to claim 1, is characterized in that, described bottom case structure also comprises low-lying place, the bottom being arranged on described drain pan and the liquid sensor of close described leakage valve.
3. the bottom case structure of power cell of vehicle bag according to claim 1, is characterized in that, described bottom case structure also comprises the elevation support being arranged on described drain pan upper opening place.
4. the bottom case structure of power cell of vehicle bag according to claim 1, is characterized in that, described leakage valve is unidirectional valve, manual ball valve or valve with electrically motorized operation.
5. the bottom case structure of power cell of vehicle bag according to claim 1, is characterized in that, the described drain pan side of being conical hopper shape or conical funnel shape.
6. an electrokinetic cell bag apparatus for testing weeping, it is characterized in that, comprise bottom case structure and battery management system, it is characterized in that, described bottom case structure comprises in funnelform drain pan, is arranged on the leakage valve at the low-lying place, bottom of described drain pan and is arranged on the low-lying place, bottom of described drain pan and the liquid sensor of close described leakage valve, and described liquid sensor is electrically connected with described battery management system.
7. electrokinetic cell bag apparatus for testing weeping according to claim 6, is characterized in that, described bottom case structure also comprises the elevation support being arranged on described drain pan upper opening place.
8. electrokinetic cell bag apparatus for testing weeping according to claim 6, is characterized in that, described leakage valve is unidirectional valve or manual ball valve.
9. electrokinetic cell bag apparatus for testing weeping according to claim 6, is characterized in that, described leakage valve is valve with electrically motorized operation, and described valve with electrically motorized operation is electrically connected with described battery management system.
10. electrokinetic cell bag apparatus for testing weeping according to claim 6, is characterized in that, the described drain pan side of being conical hopper shape or conical funnel shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764592.XU CN204271163U (en) | 2014-12-08 | 2014-12-08 | The bottom case structure of power cell of vehicle bag and electrokinetic cell bag apparatus for testing weeping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764592.XU CN204271163U (en) | 2014-12-08 | 2014-12-08 | The bottom case structure of power cell of vehicle bag and electrokinetic cell bag apparatus for testing weeping |
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|---|---|
| CN204271163U true CN204271163U (en) | 2015-04-15 |
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| CN201420764592.XU Active CN204271163U (en) | 2014-12-08 | 2014-12-08 | The bottom case structure of power cell of vehicle bag and electrokinetic cell bag apparatus for testing weeping |
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| CN (1) | CN204271163U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928665A (en) * | 2016-05-03 | 2016-09-07 | 华北电力大学 | Automobile trunk water leakage detection apparatus with vibration self-startup function |
| CN107634162A (en) * | 2017-09-11 | 2018-01-26 | 惠州市蓝微新源技术有限公司 | A kind of battery bag body structure of liquid-leakage preventing |
| CN108199097A (en) * | 2017-12-05 | 2018-06-22 | 威睿电动汽车技术（苏州）有限公司 | A kind of detecting system and its detection method based on power cell of vehicle case |
| CN109904361A (en) * | 2019-02-15 | 2019-06-18 | 北京长城华冠汽车科技股份有限公司 | The battery case leakage processing method and system of electric car |
| CN110462877A (en) * | 2017-10-17 | 2019-11-15 | 株式会社Lg化学 | Has the function of the battery pack for preventing the coolant of leakage from flowing into |
| CN111766019A (en) * | 2020-06-29 | 2020-10-13 | 广州小鹏汽车科技有限公司 | Battery module, vehicle, detection method, and storage medium |
| CN112640188A (en) * | 2018-11-16 | 2021-04-09 | 株式会社Lg化学 | Battery pack including cooling member and apparatus including the same |
| CN113314771A (en) * | 2020-02-25 | 2021-08-27 | 三星Sdi株式会社 | Battery system, method for leak detection therein, and vehicle including same |
-
2014
- 2014-12-08 CN CN201420764592.XU patent/CN204271163U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928665A (en) * | 2016-05-03 | 2016-09-07 | 华北电力大学 | Automobile trunk water leakage detection apparatus with vibration self-startup function |
| CN107634162A (en) * | 2017-09-11 | 2018-01-26 | 惠州市蓝微新源技术有限公司 | A kind of battery bag body structure of liquid-leakage preventing |
| CN107634162B (en) * | 2017-09-11 | 2023-10-24 | 惠州市蓝微新源技术有限公司 | Battery package box structure of leak protection liquid |
| CN110462877A (en) * | 2017-10-17 | 2019-11-15 | 株式会社Lg化学 | Has the function of the battery pack for preventing the coolant of leakage from flowing into |
| CN110462877B (en) * | 2017-10-17 | 2022-05-03 | 株式会社Lg化学 | Battery pack having function of preventing inflow of leaked coolant |
| US11398655B2 (en) | 2017-10-17 | 2022-07-26 | Lg Energy Solution, Ltd. | Battery pack having function of preventing inflow of leaking coolant |
| CN108199097A (en) * | 2017-12-05 | 2018-06-22 | 威睿电动汽车技术（苏州）有限公司 | A kind of detecting system and its detection method based on power cell of vehicle case |
| CN112640188A (en) * | 2018-11-16 | 2021-04-09 | 株式会社Lg化学 | Battery pack including cooling member and apparatus including the same |
| CN109904361A (en) * | 2019-02-15 | 2019-06-18 | 北京长城华冠汽车科技股份有限公司 | The battery case leakage processing method and system of electric car |
| CN113314771A (en) * | 2020-02-25 | 2021-08-27 | 三星Sdi株式会社 | Battery system, method for leak detection therein, and vehicle including same |
| CN111766019A (en) * | 2020-06-29 | 2020-10-13 | 广州小鹏汽车科技有限公司 | Battery module, vehicle, detection method, and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211229 Address after: 511434 No. 36, Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION New Energy Vehicle Co.,Ltd. Address before: 510030 23 building, Cheng Yue mansion 448-458, Dongfeng Middle Road, Yuexiu District, Guangzhou, Guangdong. Patentee before: GUANGZHOU AUTOMOBILE GROUP Co.,Ltd. |