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CN108550953A - A kind of new-energy automobile power battery cooling system - Google Patents

A kind of new-energy automobile power battery cooling system Download PDF

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Publication number
CN108550953A
CN108550953A CN201810602640.8A CN201810602640A CN108550953A CN 108550953 A CN108550953 A CN 108550953A CN 201810602640 A CN201810602640 A CN 201810602640A CN 108550953 A CN108550953 A CN 108550953A
Authority
CN
China
Prior art keywords
cooling
power battery
new
water
energy automobile
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.)
Withdrawn
Application number
CN201810602640.8A
Other languages
Chinese (zh)
Inventor
张陆胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Etude Electromechanical Technology Co Ltd
Original Assignee
Wuhu Etude Electromechanical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Etude Electromechanical Technology Co Ltd filed Critical Wuhu Etude Electromechanical Technology Co Ltd
Priority to CN201810602640.8A priority Critical patent/CN108550953A/en
Publication of CN108550953A publication Critical patent/CN108550953A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/62Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625Vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567Liquids
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The present invention provides a kind of new-energy automobile power battery cooling system applied to new-energy automobile parts technical field,The battery body (1) of the new-energy automobile power battery cooling system is mounted in battery case (3),Water tank (2) is connected to by outlet pipe (5) with the water inlet (6) of cooling cavities (4),The water outlet (7) of cooling cavities (4) is connected to the water inlet pipe (8) of water tank (2),Water pump (9) is set on outlet pipe (5),Setting temperature sensor (10) in cooling cavities (4),New-energy automobile power battery cooling system of the present invention,It is simple in structure,In the power battery work of new-energy automobile,Reliably monitoring and cooling can be carried out to the temperature of power battery,So that it is guaranteed that power battery works in reliable temperature range always,To effectively improve power battery course continuation mileage and service life,Electric energy inoperative is avoided to consume,Improve new-energy automobile overall performance.

Description

A kind of new-energy automobile power battery cooling system
Technical field
The invention belongs to new-energy automobile parts technical fields, are that be related to a kind of new-energy automobile dynamic more specifically Power battery cooling system.
Background technology
The aggravation of the problems such as with environmental pollution and energy shortage, new-energy automobile development are extremely rapid.Currently, new energy Automobile is divided into pure electric automobile and hybrid vehicle, and be energy automobile mostly be using lithium-ion-power cell as power source. And due to the restriction of battery technology development, battery durable mileage is limited, and battery during the work time can because temperature is excessively high and Cause course continuation mileage insufficient, or even reduces battery.
Invention content
The technical problem to be solved by the present invention is to:In view of the deficiencies of the prior art, it is simple in structure to provide one kind, in new energy When the power battery work of source automobile, reliably monitoring and cooling can be carried out to the temperature of power battery, so that it is guaranteed that power electric Pond works in reliable temperature range always, to effectively improve power battery course continuation mileage and service life, avoids the non-work of electric energy It consumes, improves the new-energy automobile power battery cooling system of new-energy automobile overall performance.
Solve the problems, such as that techniques discussed above, the technical solution that the present invention takes are:
The present invention is a kind of new-energy automobile power battery cooling system, the new-energy automobile power battery cooling system System includes battery body, water tank, and battery body is mounted in battery case, and battery case is mounted on automobile chassis, battery Cooling cavities is set on shell, and cooling cavities is bonded with battery body, the water inlet that water tank passes through outlet pipe and cooling cavities Connection, the water outlet of cooling cavities are connected to the water inlet pipe of water tank, and water pump is arranged on outlet pipe, temperature is arranged in cooling cavities Sensor, temperature sensor and water pump are connect with control unit respectively.
Cooling material storage tank is arranged in the water storage upper box part, and piston, the shifting of piston is arranged in cooling material storage tank Lever extends to outside cooling material storage tank upper end, and cooling material storage tank lower end is connected by connecting line and water storage upper box part It is logical, check valve is set in connecting line, extends to the flexible of mobile bar outside cooling material storage tank upper end and telescopic cylinder Bar connects, and the telescopic cylinder is fixedly connected by cylinder connecting bracket with cooling material storage tank upper end, telescopic cylinder and Control unit connects.
The battery case includes shell outer layer and shell internal layer, and cooling chamber is formed between shell outer layer and shell internal layer Body is connected between shell outer layer and shell internal layer by multiple supporting blocks, and water tank is fixedly mounted on the vapour close to battery case On chassis, the shell outer layer and shell internal layer are made of metal material.
The temperature sensor is configured to the structure of the water temperature numerical value into control unit feedback cooling cavities, control Component processed is configured to the flexible structure of control telescopic cylinder.
The control unit is set as being stored with the structure of cooling cavities standard water temperature numerical value, the temperature sensor When the cooler-water temperature numerical value in cooling cavities fed back to control unit is higher than standard water temperature numerical value, control unit is arranged to The structure that the telescopic rod of enough control telescopic cylinders stretches out, when the telescopic rod that control unit controls telescopic cylinder stretches out, telescopic rod is logical Cross mobile bar push piston to close to cooling material storage tank direction move structure, telescopic rod by mobile bar push piston to When close to the movement of cooling material storage tank direction, cooling material, which is pressurized, pushes check valve to open, cold to be added into water tank But the structure of substance.
The control unit is set as being stored with the structure that duration numerical value is stretched out after telescopic cylinder stretches out, described Telescopic cylinder reaches stretching duration numerical value after stretching out after, the telescopic rod that control unit is configured to control telescopic cylinder is received It is reduced to the structure of the initial position before stretching out.
Car floor is set on the automobile chassis, battery mounting base is installed on car floor, is set on battery mounting base Multiple damping springs arranged by gap are set, the fixed plate parallel with automobile chassis is arranged in damping spring top, and battery case is logical It crosses shell connecting bracket to be fixedly connected with water tank, battery case is connect by housing bottom holder with fixed plate, and water tank is logical The bottom of storage tank holder is crossed to be fixedly connected with fixed plate.
The cooling material stored in the cooling material storage tank is potassium nitrate.
Technical solution using the present invention can obtain advantageous effect below:
New-energy automobile power battery cooling system of the present invention, when new-energy automobile works, power battery to Vehicle provides electric energy, and when power battery works, it needs to cool down power battery.The structure of the present invention, passes through setting For storing cooling water cooling cavities is arranged, cooling cavities is contacted with battery body, and water pump control in water tank on battery case Cooling water between water tank processed and cooling cavities is recycled, and is radiated, so that it is guaranteed that the moderate temperature of power battery exists Within controlled range.And temperature sensor is used to perceive the water temperature in cooling cavities, and water temperature signal is fed back to control unit, Control unit adjusts pump rotary speed according to the water temperature signal of feedback, realizes that cooling water pumpability changes, cold to effectively carry out But water lower water temperature meets power battery reality of work demand, avoids power battery damage and unnecessary energy expenditure, simultaneously Improve power battery whole service life.New-energy automobile power battery cooling system of the present invention, it is simple in structure, new When the power battery work of energy automobile, reliably monitoring and cooling can be carried out to the temperature of power battery, so that it is guaranteed that power Battery works in reliable temperature range always, to effectively improve power battery course continuation mileage and service life, avoids electric energy non- Consumption in operation improves new-energy automobile overall performance.
Description of the drawings
Brief description is made to the content expressed by each attached drawing of this specification and the label in figure below:
Fig. 1 is the structural schematic diagram of new-energy automobile power battery cooling system of the present invention;
Attached drawing acceptance of the bid, which is remembered, is respectively:1, battery body;2, water tank;3, battery case;4, cooling cavities;5, outlet pipe; 6, water inlet;7, water outlet;8, water inlet pipe;9, water pump;10, temperature sensor;11, control unit;12, cooling material stores Tank;13, piston;14, connecting line;15, check valve;16, telescopic cylinder;17, shell outer layer;18, shell internal layer;19, automobile Bottom plate;20, battery mounting base;21, damping spring;22, fixed plate;23, supporting block.
Specific implementation mode
Below against attached drawing, by the description of the embodiment, each structure for example involved to the specific implementation mode of the present invention The works such as mutual alignment and connection relation, the effect of each section and operation principle between the shape of part, construction, each section are further Detailed description:
As shown in Fig. 1, the present invention is a kind of new-energy automobile power battery cooling system, and the new-energy automobile is dynamic Power battery cooling system includes battery body 1, water tank 2, and battery body 1 is mounted in battery case 3, and battery case 3 is installed On automobile chassis, cooling cavities 4 is set, cooling cavities 4 is bonded with battery body 1, and water tank 2 is by going out on battery case 3 Water pipe 5 is connected to the water inlet 6 of cooling cavities 4, and the water outlet 7 of cooling cavities 4 is connected to the water inlet pipe 8 of water tank 2, outlet pipe Water pump 9 is set on 5, temperature sensor 10 is set in cooling cavities 4, temperature sensor 10 and water pump 9 respectively with control unit 11 Connection.The battery case 3 includes shell outer layer 17 and shell internal layer 18, is formed between shell outer layer 17 and shell internal layer 18 Cooling cavities 4 is connected between shell outer layer 17 and shell internal layer 18 by multiple supporting blocks 23, and water tank 2, which is fixedly mounted on, to be leaned on On the automobile chassis of nearly battery case 3, the shell outer layer 17 and shell internal layer 18 are made of metal material.Above-mentioned knot Structure, when new-energy automobile works, power battery provides electric energy to vehicle, and when power battery works, it needs to power electric Pond is cooled down.For storing cooling water, cooling cavities is arranged on battery case by the way that water tank is arranged in the structure of the present invention, Cooling cavities is contacted with battery body, and the cooling water between water pump control water tank and cooling cavities is recycled, and is dissipated Heat, so that it is guaranteed that the moderate temperature of power battery is within controlled range.And temperature sensor is for perceiving in cooling cavities Water temperature, and water temperature signal is fed back to control unit, control unit adjusts pump rotary speed according to the water temperature signal of feedback, realizes Cooling water pumpability changes, and to effectively carry out cooler-water temperature adjusting, meets power battery reality of work demand, avoids moving Power cell damage and unnecessary energy expenditure, while improving power battery whole service life.New energy of the present invention Automobile power cell cooling system, it is simple in structure, it, can be to the temperature of power battery in the power battery work of new-energy automobile Degree carries out reliably monitoring and cooling, so that it is guaranteed that power battery works in reliable temperature range always, to effectively improve power Battery durable mileage and service life avoid electric energy inoperative from consuming, and improve new-energy automobile overall performance.
2 top of the water tank setting cooling material storage tank 12, cooling material storage tank 12 is interior to be arranged piston 13, lives The mobile bar of plug 13 extends to outside 12 upper end of cooling material storage tank, and 12 lower end of cooling material storage tank passes through connecting line 14 It is connected to 2 top of water tank, check valve 15 is set in connecting line 14, extends to the shifting outside 12 upper end of cooling material storage tank Lever is connect with the telescopic rod of telescopic cylinder 16, and the telescopic cylinder 16 passes through cylinder connecting bracket and cooling material storage tank 12 upper ends are fixedly connected, and telescopic cylinder 16 is connect with control unit 11.Above structure, cooling material storage tank 12 are cold for storing But substance, when power battery works, the cooling water water in the cooling cavities 4 that temperature sensor 10 is fed back to control unit 11 When warm numerical value is higher than standard water temperature numerical value, the telescopic rod that control unit 11 controls telescopic cylinder 16 stretches out, energy after telescopic rod stretches out Enough piston 13 is pushed to be moved to close to 12 direction of cooling material storage tank by mobile bar, at this moment, piston press cooling material is deposited Cooling material in storage tank 12, cooling material pushes check valve 15 to open after being pressurized, to which cooling thing be added into water tank 2 Matter.In such manner, it is possible to by adding cooling material in the cooling water to water tank, the fast cooling of cooling water is realized, improve water cooling Effect, manipulation are simple.
The temperature sensor 10 is configured to feed back the knot of the water temperature numerical value in cooling cavities 4 to control unit 11 Structure, control unit 11 are configured to the flexible structure of control telescopic cylinder 16.Above structure, in temperature sensor and flexible gas Association is established between cylinder, when cooling actual water temperature numerical value is above standard water temperature numerical value, temperature sensor is fed back to control unit Signal demonstrates the need for adding cooling material into cooling water at this time, in order to cooling water temperature.Control unit receives temperature signal Afterwards, control telescopic cylinder stretches out, and telescopic cylinder pushes mobile bar, pushes the cooling thing in piston press cooling material storage tank 12 Matter, cooling material push check valve to open after being pressurized so that cooling material can vertically be fallen into the cooling water in water tank, cold But it after substance falls into cooling water, reacts with cooling water, realizes cooling water temperature purpose, meet battery work requirements.And it is single Setting to valve can either effectively prevent cooling material to enter storage by check valve after telescopic cylinder is retracted to initial position Water tank, and can prevent cooling water from flowing back into cooling material storage tank 12.
The control unit 11 is set as being stored with the structure of 4 standard water temperature numerical value of cooling cavities, and the temperature passes When the cooler-water temperature numerical value in cooling cavities 4 that sensor 10 is fed back to control unit 11 is higher than standard water temperature numerical value, control unit Part 11 is configured to the structure that the telescopic rod of control telescopic cylinder 16 stretches out, and control unit 11 controls the flexible of telescopic cylinder 16 When bar stretches out, telescopic rod pushes piston 13 to the structure moved close to 12 direction of cooling material storage tank by mobile bar, stretches Bar pushes piston 13 to when being moved close to 12 direction of cooling material storage tank by mobile bar, and cooling material, which is pressurized, pushes check valve 15 open, to which the structure of cooling material be added into water tank 2.The control unit 11 is set as being stored with telescopic cylinder The structure of duration numerical value is stretched out after 16 stretchings, the telescopic cylinder 16 reaches stretching duration numerical value after stretching out after, Control unit 11 be configured to control telescopic cylinder 16 telescopic rod be retracted to stretch out before initial position structure.Above-mentioned knot Structure, after the flexible work of control unit control telescopic cylinder is primary, cooling water is cooled down by cooling material, and then telescopic cylinder is shunk To initial position, convenient for work of stretching next time.
Car floor 19 is set on the automobile chassis, battery mounting base 20, battery installation are installed on car floor 19 Multiple damping springs 21 arranged by gap are set on seat 20, and the fixed plate parallel with automobile chassis is arranged in 21 top of damping spring 22, battery case 3 is fixedly connected by shell connecting bracket with water tank 2, and battery case 3 passes through housing bottom holder and fixation Plate 22 connects, and water tank 2 is fixedly connected by the bottom of storage tank holder with fixed plate 22.Above structure, realize battery case with The connection of water tank, it is ensured that synchronization action when the two receives vibrations, and damping spring can shock absorbing, avoid battery body frequency Numerous stress damage.
The cooling material stored in the cooling material storage tank 12 is potassium nitrate.Above structure, potassium nitrate are existing Substance in technology, the substance can react after being contacted with water, to absorb the heat in water, have and cool down to water Effect.In the present invention, it is any contacted with water after the liquid or solid matter that can absorb heat, all can serve as in the present invention Cooling material.Cooling material addition according to the water and cooling temperature range of cooling water in water tank control actual demand into Row selection.This, which is those skilled in the art, to complete.
Illustrative description is carried out to the present invention above in conjunction with attached drawing, it is clear that concrete implementation of the present invention is not by above-mentioned The limitation of mode, if the various improvement of inventive concept and technical scheme of the present invention progress are used, or it is not improved by this The design of invention and technical solution directly apply to other occasions, are within the scope of the invention.

Claims (4)

1. a kind of new-energy automobile power battery cooling system, it is characterised in that:The new-energy automobile power battery cooling System includes battery body (1), water tank (2), and battery body (1) is mounted in battery case (3), battery case (3) installation On automobile chassis, cooling cavities (4) is set, cooling cavities (4) is bonded with battery body (1), water tank on battery case (3) (2) it is connected to the water inlet (6) of cooling cavities (4) by outlet pipe (5), the water outlet (7) and water tank of cooling cavities (4) (2) water inlet pipe (8) is connected to, setting water pump (9) on outlet pipe (5), setting temperature sensor (10) in cooling cavities (4), temperature Degree sensor (10) and water pump (9) are connect with control unit (11) respectively.
2. new-energy automobile power battery cooling system according to claim 1, it is characterised in that:The battery case (3) include shell outer layer (17) and shell internal layer (18), cooling cavities is formed between shell outer layer (17) and shell internal layer (18) (4), it is connected by multiple supporting blocks (23) between shell outer layer (17) and shell internal layer (18), water tank (2) is fixedly mounted on On the automobile chassis of battery case (3), the shell outer layer (17) and shell internal layer (18) are made of metal material.
3. new-energy automobile power battery cooling system according to claim 1 or 2, it is characterised in that:The temperature Sensor (10) is configured to the structure of the water temperature numerical value into control unit (11) feedback cooling cavities (4), control unit (11) it is configured to the flexible structure of control telescopic cylinder (16).
4. new-energy automobile power battery cooling system according to claim 1 or 2, it is characterised in that:The cooling The cooling material stored in substance storage tank (12) is potassium nitrate.
CN201810602640.8A 2018-06-12 2018-06-12 A kind of new-energy automobile power battery cooling system Withdrawn CN108550953A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810602640.8A CN108550953A (en) 2018-06-12 2018-06-12 A kind of new-energy automobile power battery cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810602640.8A CN108550953A (en) 2018-06-12 2018-06-12 A kind of new-energy automobile power battery cooling system

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CN108550953A true CN108550953A (en) 2018-09-18

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111693873A (en) * 2019-10-25 2020-09-22 中国电器科学研究院股份有限公司 Outdoor test method for new energy automobile power battery
CN112096502A (en) * 2020-08-18 2020-12-18 湖北秀山智能科技有限公司 Intelligent cooling system assembly of automobile
CN112537226A (en) * 2020-12-15 2021-03-23 吴厥豪 New forms of energy electric automobile power battery condensing system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007223570A (en) * 2006-02-27 2007-09-06 Toyota Motor Corp Cooling system
CN200947442Y (en) * 2006-09-15 2007-09-12 江苏华富能源股份有限公司 Pressure-type mechanical glue-pouring machine
CN106797061A (en) * 2014-08-28 2017-05-31 橙力电池株式会社 Energy-storage system
CN207069025U (en) * 2017-06-27 2018-03-02 宁波大学 A kind of power battery thermal management system with thermal runaway inhibitory action

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007223570A (en) * 2006-02-27 2007-09-06 Toyota Motor Corp Cooling system
CN200947442Y (en) * 2006-09-15 2007-09-12 江苏华富能源股份有限公司 Pressure-type mechanical glue-pouring machine
CN106797061A (en) * 2014-08-28 2017-05-31 橙力电池株式会社 Energy-storage system
CN207069025U (en) * 2017-06-27 2018-03-02 宁波大学 A kind of power battery thermal management system with thermal runaway inhibitory action

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111693873A (en) * 2019-10-25 2020-09-22 中国电器科学研究院股份有限公司 Outdoor test method for new energy automobile power battery
CN111693873B (en) * 2019-10-25 2023-01-31 中国电器科学研究院股份有限公司 Outdoor test method for new energy automobile power battery
CN112096502A (en) * 2020-08-18 2020-12-18 湖北秀山智能科技有限公司 Intelligent cooling system assembly of automobile
CN112537226A (en) * 2020-12-15 2021-03-23 吴厥豪 New forms of energy electric automobile power battery condensing system

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Application publication date: 20180918