CN203983346U - A kind of Vehicular battery packet system of paddling - Google Patents
A kind of Vehicular battery packet system of paddling Download PDFInfo
- Publication number
- CN203983346U CN203983346U CN201420431770.7U CN201420431770U CN203983346U CN 203983346 U CN203983346 U CN 203983346U CN 201420431770 U CN201420431770 U CN 201420431770U CN 203983346 U CN203983346 U CN 203983346U
- Authority
- CN
- China
- Prior art keywords
- power brick
- vacuum pump
- conduit
- vacuum
- unidirectional valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
Abstract
The utility model discloses a kind of Vehicular battery packet system of paddling, solve existing power brick sealed insulation grade not up to standard, the problem that fail safe is low.The power brick that comprises sealing, by the vacuum pump system of conduit and power brick internal communication, is provided with the first unidirectional valve between described power brick and vacuum pump system.The utility model power brick is sealing, and be communicated with power brick with outside by conduit, and by vacuum pump system, the gas of power brick inside is extracted out, guarantee that the internal pressure of power brick is always in a suitable vacuum pressure state of value, inside does not have fuel gas, makes the electric automobile can fording drive, can not cause because of the tightness of battery inclusion vehicle insulation to decline, short circuit burning, fundamentally solves passengers inside the car's life and property safety.
Description
Technical field
The utility model relates to batteries of electric automobile and packs the field of making, and specifically, relates to a kind of Vehicular battery packet system of paddling.
Background technology
At present Vehicular battery bag assembly adopts air-cooled, water-cooled and naturally cooling mode mostly, in housing seal water proof and dust proof grade, do to such an extent that be not very desirable, air-cooled power brick is substantially non-watertight, degree of protection can not surpass IP41 yet, water-cooled and naturally cooling can reach IP65 reluctantly, for the large rainy day paddle operation still impossible, the class of insulation does not reach requirement, after the inner immersion of power brick, can cause insulation to decline, power brick inside is also likely short-circuited to the burning etc. of leaking electricity, and affects personal safety and property safety; And in the power brick of sealing, because the gas that super-charge super-discharge, cell degradation produce is assembled in power brick, when collision happens or battery are short-circuited, can produce blast or detonation, the pressure release air-breather of existing electric vehicle battery bag forms (as: LEAF power brick made in Japan) by a plurality of unidirectional valves mostly, the blow vent of valve body is directly on casing, and how valve body just means that its anti-ageing and tightness will decline, and the possibility of immersion strengthens.
Utility model content
The purpose of this utility model is to provide a kind of Vehicular battery packet system of paddling, and solves existing power brick sealed insulation grade not up to standard, the problem that fail safe is low.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A Vehicular battery packet system of paddling, comprises and the power brick of sealing by the vacuum pump system of conduit and power brick internal communication, is provided with the first unidirectional valve between described power brick and vacuum pump system.
Particularly, described vacuum pump system comprises the electric vacuum pump being connected with the first unidirectional valve, and described electric vacuum pump is provided with gas outlet and vacuum pressure sensor.
Further, described vacuum pump system comprises the four-way pipe being connected with the first unidirectional valve by conduit, the electric vacuum pump being connected with two interfaces of four-way pipe by conduit, the brake booster being connected with three interfaces of four-way pipe by conduit, the vacuum accumulator being connected with four interfaces of four-way pipe by conduit; Described electric vacuum pump is provided with gas outlet and vacuum pressure sensor.。
Again further, between described four-way pipe and electric vacuum pump, be also provided with the second unidirectional valve.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model power brick is sealing, and be communicated with power brick with outside by conduit, and by vacuum pump system, the gas of power brick inside is extracted out, guarantee that the internal pressure of power brick is always in a suitable vacuum pressure state of value, inside does not have fuel gas, fundamentally solves passengers inside the car's life and property safety;
(2) the utility model power brick seals completely, and because the moisture of inclusion inside is under vacuum state, boiling point can reduce; Vacuum degree is higher, the boiling point of water is lower, after moisture vaporization, from electric vacuum pump, discharge, also play a good desiccation, the insulation of system is protected, so electric automobile can fording drive, can not cause because of the tightness of battery inclusion vehicle insulation to decline, short circuit burning;
(3) the utility model adds two unidirectional valves, and one between power brick and vacuum system, one has guaranteed in whole system that air can not enter in battery inclusion in vacuum system, makes pressure in battery inclusion always in low vacuum state;
(4) gas in the gas in the utility model employing electric vacuum pump and vacuum pressure sensor extraction power brick or while extracting vacuum accumulator, brake booster, power brick, controls flexibly;
(5) on the utility model cost, the price difference with a plurality of pressure release unidirectional valves is few, and workman installs vent line, and step operation is simpler, and installation procedure is more simplified, thereby efficiency can be greatly improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model-embodiment 1.
Fig. 2 is the structural representation of the utility model-embodiment 2.
Fig. 3 is the electrical schematic diagram of the vacuum drawn control system of the utility model-embodiment 2.
Wherein, the parts name that in figure, Reference numeral is corresponding is called:
1-power brick, 2-the first unidirectional valve, 3-the first conduit, 4-electric vacuum pump, 5-vacuum accumulator, 6-brake booster, 7-four-way pipe, 8-the second unidirectional valve, 9-the second conduit, 10-the 3rd conduit, 11-the 4th conduit, 12-the 5th conduit, 13-the 6th conduit.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and execution mode of the present utility model includes but not limited to the following example.
Embodiment 1
As shown in Figure 1, a kind of Vehicular battery packet system of paddling, the power brick 1 that comprises sealing, vacuum pump system by the first conduit 3 with power brick internal communication, between described power brick and vacuum pump system, be also connected with the first unidirectional valve 2, the air inlet of described the first conduit is installed on any position on power brick surface, and with power brick internal run-through, the gas outlet of described the first conduit is connected with the air flow inlet of the first unidirectional valve 2, the outlet of described the first unidirectional valve connects the second conduit 9, the other end of described the second conduit is connected with vacuum pump system, described vacuum pump system is electric vacuum pump 4, described electric vacuum pump is provided with gas outlet and vacuum pressure sensor.The power brick of sealing is connected with vacuum pump system by the first conduit, make gas in battery inclusion by electric vacuum pump sucking-off, thereby guarantee that the internal pressure of power brick is always in a suitable vacuum pressure value (with reference to the operating pressure value of electric vacuum pump) state, moisture is under vacuum state, and boiling point can reduce; Vacuum degree is higher, and the boiling point of water is lower, after moisture vaporization, from electric vacuum pump, discharges, and also plays a good desiccation, and the insulation of system is protected; With power brick and the vacuum pump system of the first conduit communication seals, power brick and vacuum pump system are kept apart completely, and connect completely in maintenance and battery inclusion; By vacuum pressure sensor, control extracting vacuum degree; Add the first unidirectional valve that gas can not entered in battery inclusion, make pressure in battery inclusion always in low vacuum state.
In the present embodiment, the process of described electric vacuum pump extracting vacuum is also controlled by vacuum drawn control system, described vacuum drawn control system comprises entire car controller, the electronic throttle being connected with entire car controller respectively, vacuum pressure sensor, electric vacuum pump, vacuum pressure sensor is installed in electric vacuum pump, electronic throttle is installed between power brick and electric vacuum pump, entire car controller detects the signal value of vacuum pressure sensor, under satisfying condition, Motorized vacuum pump work, when vacuum pressure sensor does not reach desired value, open electronic throttle, allow the gas in battery inclusion discharge, be extracted in electric vacuum pump when vacuum pressure sensor reaches desired value always, electronic throttle is closed, electric vacuum pump quits work.
The gas flow of the present embodiment is as follows:
Gas in power brick arrives unidirectional valve through the first conduit first; Through the second conduit, arrive electric vacuum pump again, then from the gas outlet of electric vacuum pump, discharge, and control the vacuum degree of extracting out by the vacuum pressure sensor on electric vacuum pump.
Embodiment 2
As shown in Figure 2, a kind of Vehicular battery packet system of paddling, as different from Example 1, described vacuum pump system comprises that an interface is connected four-way pipe 7 with the second conduit, the 3rd conduit 10 being connected with two interfaces of four-way pipe, the second unidirectional valve 8 that air flow inlet is connected with the 3rd conduit, the outlet of described the second unidirectional valve is connected with electric vacuum pump 4 by the 4th conduit 11, and described electric vacuum pump is provided with gas outlet; Three interfaces of described four-way pipeline are connected with brake booster 6 by the 5th conduit 12; Four interfaces of described four-way pipe are connected with vacuum accumulator 5 by the 6th conduit 13.
The utility model can be regarded a nondecomposable monomer as, compare with embodiment 1, the more perfect function of system, by two unidirectional valves, an electric vacuum pump, vacuum pressure sensor has guaranteed the sealing of power brick and the vacuum degree of extraction, even if native system is received on brake booster and vacuum accumulator, also can its inner gas be extracted out by vacuum pump system, the device that guarantees whole sealing is interior in a suitable vacuum pressure value, so even power brick is immersed in water, can not cause the possibility of power brick immersion yet, therefore, electric automobile can fording drive, can not cause because of the tightness of battery inclusion vehicle insulation to decline, short circuit burning, and battery inclusion is forever in low vacuum state, inside does not have fuel gas, fundamentally solve passengers inside the car's life and property safety.
In the present embodiment, the process of described electric vacuum pump extracting vacuum is also controlled by vacuum drawn control system, described vacuum drawn control system comprises entire car controller, the electronic throttle being connected with entire car controller respectively, the first vacuum pressure sensor, the second vacuum pressure sensor, electric vacuum pump, the first vacuum pressure sensor is installed in electric vacuum pump, described the second vacuum pressure sensor is installed in vacuum accumulator, and electronic throttle is installed between power brick and Motorized vacuum pumping system.
As shown in Figure 3, the concrete electrical schematic diagram of vacuum drawn control system is for comprising storage battery, the positive pole of storage battery is connected with entire car controller EVCU by fuse F1, and the positive pole of storage battery is also connected with ignition switch Key-ON, and this ignition switch Key-ON is in parallel with fuse F1, also comprise the fuse F2 being connected with ignition switch Key-ON negative pole respectively, fuse F3, fuse F4, the negative pole of fuse F2 is connected with entire car controller EVCU, the negative pole of fuse F3 is connected with entire car controller EVCU by electronic throttle S, the negative pole of fuse F4 is connected with entire car controller EVCU by the coil-end of relay K, the negative pole of fuse F4 is also connected with electric vacuum pump M by the switch terminals of relay K, the negative pole of electric vacuum pump M is connected with car body, the negative pole of storage battery is also connected with car body, entire car controller EVCU is also connected with car body, entire car controller EVCU is also connected with the first vacuum pressure sensor P1 and the second vacuum pressure sensor P2.
The course of work of the present embodiment is as follows:
Entire car controller detects the signal value of the second vacuum pressure sensor in vacuum accumulator, under satisfying condition, Motorized vacuum pump work, the second vacuum pressure sensor will be extracted in vacuum accumulator when will reach echo signal value always, the signal value of the first vacuum pressure sensor in entire car controller judgement electric vacuum pump, when the first vacuum pressure sensor does not reach desired value, open electronic throttle, allow the gas in battery inclusion discharge, when being extracted into the first vacuum pressure sensor always and reaching desired value, electronic throttle is closed, when the first vacuum pressure sensor and the second vacuum pressure sensor all reach desired value by the time, electric vacuum pump quits work.
The gas flow of the present embodiment is as follows:
Gas in power brick arrives the first unidirectional valve through the first conduit; Through the second conduit, arrive again an interface of four-way pipe, then from two interfaces of four-way pipe, flow out, through the 3rd conduit, arrive the second unidirectional valve, from the second unidirectional valve flows out, through the 4th conduit, enter electric vacuum pump, then from the gas outlet of electric vacuum pump, discharge;
The gas of vacuum accumulator, is discharged from electric vacuum pump gas outlet through the 4th conduit by the second unidirectional valve through the 3rd conduit through four-way pipe by the 6th conduit again.
Gas in brake booster, is discharged from electric vacuum pump gas outlet through the 4th conduit by the second unidirectional valve through the 3rd conduit through four-way pipe by the 5th conduit again.
According to above-described embodiment, just can realize well the utility model.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical problem; even if some that make on the utility model are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the utility model, therefore it also should be in protection range of the present utility model.
Claims (4)
1. the Vehicular battery packet system that can paddle, is characterized in that, comprises the power brick (1) of sealing, by the vacuum pump system of conduit and power brick internal communication, is provided with the first unidirectional valve (2) between described power brick and vacuum pump system.
2. a kind of Vehicular battery packet system of paddling according to claim 1, is characterized in that, described vacuum pump system comprises the electric vacuum pump (4) being connected with the first unidirectional valve, and described electric vacuum pump is provided with gas outlet and vacuum pressure sensor.
3. a kind of Vehicular battery packet system of paddling according to claim 1, it is characterized in that, described vacuum pump system comprises the four-way pipe (7) that an interface is connected with the first unidirectional valve by conduit, the electric vacuum pump (4) being connected with two interfaces of four-way pipe by conduit, the brake booster (6) being connected with three interfaces of four-way pipe by conduit, the vacuum accumulator (5) being connected with four interfaces of four-way pipe by conduit; Described electric vacuum pump is provided with gas outlet and vacuum pressure sensor.
4. a kind of Vehicular battery packet system of paddling according to claim 3, is characterized in that, is also provided with the second unidirectional valve (8) between described four-way pipe and electric vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431770.7U CN203983346U (en) | 2014-08-01 | 2014-08-01 | A kind of Vehicular battery packet system of paddling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420431770.7U CN203983346U (en) | 2014-08-01 | 2014-08-01 | A kind of Vehicular battery packet system of paddling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983346U true CN203983346U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420431770.7U Expired - Fee Related CN203983346U (en) | 2014-08-01 | 2014-08-01 | A kind of Vehicular battery packet system of paddling |
Country Status (1)
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| CN (1) | CN203983346U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329018A (en) * | 2016-11-23 | 2017-01-11 | 北京新能源汽车股份有限公司 | Power battery sealing management device and car |
| CN109980147A (en) * | 2019-03-25 | 2019-07-05 | 深圳市依卓尔能源有限公司 | The exhaust packaging method of underwater power source |
| CN113224424A (en) * | 2021-04-26 | 2021-08-06 | 衢州广泰环保技术服务有限公司 | Plastic-aluminum membrane diolame rubberizing system |
-
2014
- 2014-08-01 CN CN201420431770.7U patent/CN203983346U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329018A (en) * | 2016-11-23 | 2017-01-11 | 北京新能源汽车股份有限公司 | Power battery sealing management device and car |
| CN109980147A (en) * | 2019-03-25 | 2019-07-05 | 深圳市依卓尔能源有限公司 | The exhaust packaging method of underwater power source |
| CN109980147B (en) * | 2019-03-25 | 2021-10-22 | 深圳市依卓尔能源有限公司 | Exhaust packaging method for underwater power supply |
| CN113224424A (en) * | 2021-04-26 | 2021-08-06 | 衢州广泰环保技术服务有限公司 | Plastic-aluminum membrane diolame rubberizing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: HUANG WEIDONG Effective date: 20150217 Owner name: CHENGDU YAJUN NEW ENERGY VEHICLE TECHNOLOGY CO., L Free format text: FORMER OWNER: LI HONGPENG Effective date: 20150217 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 412000 ZHUZHOU, HUNAN PROVINCE TO: 610000 CHENGDU, SICHUAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150217 Address after: 610000 Sichuan city of Chengdu province Tianfu Tianfu Avenue South Huayang Street No. 846 Patentee after: CHENGDU RAJA NEW ENERGY AUTOMOBILE SCIENCE AND TECHNOLOGY Co.,Ltd. Address before: The age of 412000 in Hunan Province, Zhuzhou Shifeng District House 16 Building No. 302 Patentee before: Li Hongpeng Patentee before: Huang Weidong |
|
| 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: 20141203 Termination date: 20210801 |