CN207021361U - The power battery pack radiator structure of air door can be automatically adjusted - Google Patents

The power battery pack radiator structure of air door can be automatically adjusted Download PDF

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Publication number
CN207021361U
CN207021361U CN201720895921.8U CN201720895921U CN207021361U CN 207021361 U CN207021361 U CN 207021361U CN 201720895921 U CN201720895921 U CN 201720895921U CN 207021361 U CN207021361 U CN 207021361U
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CN
China
Prior art keywords
air
battery pack
case body
stepper motor
battery case
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Expired - Fee Related
Application number
CN201720895921.8U
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Chinese (zh)
Inventor
唐碧秋
韩佳
张赛
文基升
郭国峰
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Guilin University of Electronic Technology
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Guilin University of Electronic Technology
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Priority to CN201720895921.8U priority Critical patent/CN207021361U/en
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Publication of CN207021361U publication Critical patent/CN207021361U/en
Expired - Fee Related legal-status Critical Current
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    • 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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Abstract

The utility model discloses a kind of power battery pack radiator structure for automatically adjusting air door, including the power battery pack in battery pack box body, battery case body bottom opens up air inlet and sets the opening angle of air intake step motor control air intake damper, open up air outlet at the top of battery case body and the opening angle of air-out step motor control outlet air door is set, provided with the blower fan for discharging air intake from air outlet, the radiator to be cooled to air intake is provided with battery pack box body, battery case body is provided with the temperature sensor that the electric potential signal of thermocouple is converted to standard analog output signal, battery case body is externally provided with the magnetic valve that the programmable relay of connection temperature sensor is connected with programmable relay, the magnetic valve connects air intake stepper motor and air-out stepper motor respectively.The utility model can ensure that power battery pack operating temperature is in optimum range, solve the problems, such as that power battery pack temperature is too high.

Description

The power battery pack radiator structure of air door can be automatically adjusted
Technical field
Electric automobile power battery structure is the utility model is related to, specially a kind of electrokinetic cell for automatically adjusting air door Group radiator structure.
Background technology
For power battery pack as the primary energy source on electric automobile, whether the performance for directly influencing electric automobile is good It is good.
The advantages that lithium-ion-power cell is because of its good power output and long service life, at present should in electric automobile With relatively broad.But the performance of lithium-ion-power cell is more sensitive to temperature change, what is especially used on electric automobile is big Capacity, high-power Li-ion batteries piles.Generally, the loading space of automobile is limited, and required number of batteries is larger, and Battery-arrangements are completely embedded, and battery pack can produce amount of heat when working, accumulate for a long time, percentage of batteries group can be caused to cross charge and discharge Electricity, so as to influence the life-span of battery pack and performance, and certain potential safety hazard is caused to automobile.
The radiating of current driving force battery pack is radiated by the shutter on Battery case mostly, and radiating effect can not reach Optimum state.
Utility model content
In view of the shortcomings of the prior art, technical problem to be solved in the utility model is to propose one kind to make electrokinetic cell The power battery pack radiator structure that automatically adjusts air door of the group in the range of optimum working temperature.
It can solve the problem that the power battery pack radiator structure for automatically adjusting air door of above-mentioned technical problem, its technical scheme bag Battery case body and the power battery pack in battery pack box body are included, except that:
1st, the bottom of the battery case body offers air inlet, and sets air intake step motor control air intake damper Opening angle.
2nd, air outlet is offered at the top of the battery case body, and air-out step motor control outlet air door is set Opening angle.
3rd, the radiator to be cooled to air intake is provided with inside the battery case body.
4th, the blower fan for discharging air intake from air outlet is provided with corresponding to air outlet.
5th, the battery case body is provided with is converted to standard analog output signal by the electric potential signal of battery thermocouple Temperature sensor.
6th, the outside of the battery case body, which is provided with, receives analog output signal and after analog-to-digital conversion module analyzes and processes The programmable relay and reception switching value data signal of outside output switch amount data signal are simultaneously believed according to switching value numeral Air intake stepper motor and air-out stepper motor is controlled to open the magnetic valve of corresponding dampers angular number respectively.
To improve exhaust air rate, the blower fan uses two-row structure (i.e. two fans structure).
Further, the flabellum use of the blower fan can improve air velocity, the spiral knot for avoiding hot outside from entering Structure.
Company between temperature sensor, programmable relay, magnetic valve and air intake stepper motor and air-out stepper motor The relation of connecing is:
The temperature sensor passes through the analog input interface of connection programmable relay, the programmable relay For the switching value digital output interface of device by the coil-end of connection magnetic valve, two working ends of the magnetic valve pass through line Road connects the voltage supply mouth of air intake stepper motor and air-out stepper motor respectively.
Conventionally, the opening angle of air intake stepper motor and air-out step motor control air door is 0 °~90 °.
The beneficial effects of the utility model:
1st, the utility model can automatically adjust air door power battery pack radiator structure can to power battery pack it is air-cooled dissipate Hot blast rate is automatically controlled, and casing internally-powered stack operating temperature is in optimum range, solves battery pack temperature The problem of too high.
2nd, the utility model automatically adjusts air door according to the height of power battery pack internal temperature and controls radiating air quantity, begins Intake is kept under suitable environment, battery pack is worked in optimum temperature range with Temperature Matching, be advantageous to power eventually Battery pack plays maximum utility.
Brief description of the drawings
Fig. 1 is a kind of operation principle schematic diagram of embodiment of the utility model.
Figure number identifies:1st, battery case body;2nd, power battery pack;3rd, air inlet;4th, air intake stepper motor;5th, air outlet; 6th, air-out stepper motor;7th, radiator;8th, blower fan;9th, temperature sensor;10th, programmable relay;11st, magnetic valve.
Embodiment
Illustrated embodiment is described further to the technical solution of the utility model below in conjunction with the accompanying drawings.
A kind of power battery pack radiator structure for automatically adjusting air door of the utility model, including battery case body 1 and set Power battery pack 2 inside battery case body 1, the bottom of the battery case body 1 offer air inlet 3, the air inlet 3 Air door can be opened under the control of air intake stepper motor 4 in 0 °~90 ° angular ranges, the top of battery case body 1 opens up There is air outlet 5, the air door of the air outlet 5 can be opened under the control of air-out stepper motor 6 in 0 °~90 ° angular ranges, Double blower fan 8 is provided with the battery case body 1 of the lower section of air outlet 5, the flabellum of each blower fan 8 uses sped structure, battery pack box The radiator 7 to be cooled to the air entered from air inlet 3 is additionally provided with inside body 1, as shown in Figure 1.
The battery case body 1 is provided with the temperature sensor 9 of monitoring box body temperature, corresponds to outside battery case body 1 Temperature sensor 9 is provided with programmable relay 10, and magnetic valve 11 is provided with corresponding to air intake stepper motor 4 and air-out stepper motor 6, The temperature sensor 9 passes through the analog input interface of connection programmable relay 10, the programmable relay 10 Switching value digital output interface by the coil-end of connection magnetic valve 11, two working ends of the magnetic valve 11 pass through Circuit connects the voltage supply mouth of air intake stepper motor 4 and air-out stepper motor 6 respectively, as shown in Figure 1.
The protocol step that the utility model automatically adjusts temperature is:
1st, temperature value corresponding to standard analog signal is preestablished in the program of programmable relay 10 and temperature value is corresponding Door opening angle value.
When the 2nd, working, temperature sensor 9 monitors the electric potential signal of battery thermocouple in battery case body 1 in real time, through excess temperature Electric potential signal is converted to standard analog signal by degree transmitter, is analyzed and processed for the analog-to-digital conversion module of programmable relay 10.
3rd, programmable relay 10 calculates the temperature value of the display of temperature sensor 9, and true according to the temperature value calculated Door opening angle value corresponding to fixed.
4th, the switching value output module of programmable relay 10 sends the signal for controlling door opening angle to magnetic valve 11。
5th, magnetic valve 11 controls air intake stepper motor 4 and air-out stepper motor 6 to act respectively, air intake stepper motor 4 and goes out Wind stepper motor 6 is separately turned on the angular dimension of the air door of air inlet 3 and the air door of air outlet 5.
6th, air is entered in battery case body 1 by air inlet 3, and radiator 7 cools down to the air of entrance, cold air Cooling processing is carried out to power battery pack 2.
7th, the hot-air through cold and hot exchange is discharged outside battery case body 1 by blower fan 8 from air outlet 5.
When temperature is too high, the air door of air inlet 3 and the door opening angle of air outlet 5 are maximum;When temperature is too low, air inlet 3 air door and the door opening angle of air outlet 5 are minimum;During proper temperature, the air door of air inlet 3 and the air door of air outlet 5 are opened Open that angle is moderate, controlled temperature in battery case body 1 within the scope of most suitable temperature (15 DEG C~45 DEG C) as far as possible with this, so The radiating of power battery pack 2 is automatically adjusted repeatedly.

Claims (5)

1. the power battery pack radiator structure of air door can be automatically adjusted, including battery case body (1) and located at battery case body (1) Interior power battery pack (2), it is characterised in that:
1., the bottom of the battery case body (1) offer air inlet (3), and set air intake stepper motor (4) control air inlet (3) opening angle of air door;
2., offer air outlet (5) at the top of the battery case body (1), and set air-out stepper motor (6) to control air outlet (5) opening angle of air door;
3., the radiator (7) to be cooled to air intake is provided with inside the battery case body (1);
4., corresponding to air outlet be provided with the blower fan (8) of discharging air intake from air outlet (5);
5., the battery case body (1) is provided with the electric potential signal of battery thermocouple being converted to standard analog output signal Temperature sensor (9);
6., the outside of the battery case body (1) is provided with and receives analog output signal and after analog-to-digital conversion module analyzes and processes The programmable relay (10) of outside output switch amount data signal and receive switching value data signal and according to switching value number Word signal controls magnetic valve (11) of the air intake stepper motor (4) with the corresponding dampers angular of air-out stepper motor (6) unlatching respectively.
2. the power battery pack radiator structure according to claim 1 for automatically adjusting air door, it is characterised in that:The wind Machine (8) is two-row structure.
3. the power battery pack radiator structure according to claim 2 for automatically adjusting air door, it is characterised in that:The wind The flabellum use of machine (8) can improve air velocity, the sped structure for avoiding hot outside from entering.
4. the power battery pack radiator structure for automatically adjusting air door according to any one in claims 1 to 3, it is special Sign is:The temperature sensor (9) is described to compile by the analog input interface of connection programmable relay (10) The coil-end of the switching value digital output interface connection magnetic valve (11) of journey relay (10), two works of the magnetic valve (11) Make the voltage supply mouth that end connects air intake stepper motor (4) and air-out stepper motor (6) respectively.
5. the power battery pack radiator structure for automatically adjusting air door according to any one in claims 1 to 3, it is special Sign is:It is 0 °~90 ° that the air intake stepper motor (4) and air-out stepper motor (6), which control the opening angle of air door,.
CN201720895921.8U 2017-07-21 2017-07-21 The power battery pack radiator structure of air door can be automatically adjusted Expired - Fee Related CN207021361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720895921.8U CN207021361U (en) 2017-07-21 2017-07-21 The power battery pack radiator structure of air door can be automatically adjusted

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720895921.8U CN207021361U (en) 2017-07-21 2017-07-21 The power battery pack radiator structure of air door can be automatically adjusted

Publications (1)

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CN207021361U true CN207021361U (en) 2018-02-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109786888A (en) * 2018-12-19 2019-05-21 江苏大学 A kind of battery pack radiator and its method and vehicle
CN111342167A (en) * 2020-03-28 2020-06-26 哈尔滨工程大学 Power battery thermal management system based on pole lug air cooling mode

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109786888A (en) * 2018-12-19 2019-05-21 江苏大学 A kind of battery pack radiator and its method and vehicle
CN109786888B (en) * 2018-12-19 2021-10-08 江苏大学 Battery pack heat dissipation device and method and vehicle
CN111342167A (en) * 2020-03-28 2020-06-26 哈尔滨工程大学 Power battery thermal management system based on pole lug air cooling mode
CN111342167B (en) * 2020-03-28 2022-04-29 哈尔滨工程大学 Power battery thermal management system based on pole lug air cooling mode

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180216

Termination date: 20190721

CF01 Termination of patent right due to non-payment of annual fee