CN212695219U - Heat radiation structure for electric automobile lithium cell - Google Patents

Heat radiation structure for electric automobile lithium cell Download PDF

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Publication number
CN212695219U
CN212695219U CN202020909795.9U CN202020909795U CN212695219U CN 212695219 U CN212695219 U CN 212695219U CN 202020909795 U CN202020909795 U CN 202020909795U CN 212695219 U CN212695219 U CN 212695219U
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CN
China
Prior art keywords
motor
case
lithium battery
filter screen
controller
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Expired - Fee Related
Application number
CN202020909795.9U
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Chinese (zh)
Inventor
李秋洋
孙姣姣
王伟民
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Individual
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Individual
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Priority to CN202020909795.9U priority Critical patent/CN212695219U/en
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Publication of CN212695219U publication Critical patent/CN212695219U/en
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Anticipated expiration legal-status Critical

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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

Abstract

The utility model discloses a heat radiation structure for an electric automobile lithium battery, which comprises a controller, a first fan blade, a first motor, a lithium battery pack, a case, a temperature probe, a second fan blade, a second motor base and a support table, wherein when the temperature probe senses the temperature in the case is overhigh, the temperature probe sends an electric signal to the controller, the controller further controls the first motor and the second motor to rotate, the first motor is rotated to drive the first fan blade to rotate, thereby external air enters the case through an air inlet, the circulation speed of the air in the case is accelerated, the heat radiation of the lithium battery pack in the case is realized, the damage to the lithium battery pack caused by overhigh temperature in the case is avoided, the service life of the lithium battery pack is prolonged, the second motor is rotated to drive the second fan blade to rotate, and the air in the case is discharged through an air outlet, the circulation speed of the air in the case is further accelerated, and the effect of heat dissipation of the case is guaranteed.

Description

Heat radiation structure for electric automobile lithium cell
Technical Field
The utility model relates to a heat radiation structure specifically is a heat radiation structure for electric automobile lithium cell.
Background
The electric vehicle (BEV) is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor, and meets various requirements of road traffic and safety regulations. Because the pollution to the environment is smaller than that of the traditional automobile, the prospect is widely seen, and the electric automobile becomes an important product in the field of new energy automobiles. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream of electric vehicle applications.
The existing lithium battery pack of the electric automobile is lack of a heat dissipation structure, and heat generated during the working of the lithium battery pack cannot be rapidly dissipated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric automobile is heat radiation structure for lithium cell to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a heat dissipation structure for lithium batteries of electric vehicles comprises a case, wherein an air inlet is arranged on one side of the case, a first filter screen is arranged at a position, located on one side of the air inlet, in the case, a first filter cotton is fixedly connected on one side of the first filter screen, a cover plate is arranged on the top of the case, one side of the cover plate is hinged with one side of the top of the case through a hinge, a first fan blade is arranged below the cover plate and is fixedly connected with an output shaft of a first motor, the first motor is fixed on the top of a first motor base, the first motor base is fixedly arranged on the top of a support table, the support table is fixedly arranged on the bottom of the inner side of the case, one side of the support table is fixedly connected with one side of a bottom plate, a plurality of heat dissipation holes are formed in the bottom plate and the support, temperature probe is installed at the bottom plate top, the bottom plate below is equipped with the second flabellum, and second flabellum fixed connection is at the output shaft of second motor, and second motor fixed connection is in one side of second motor cabinet, and second motor cabinet fixed connection is in one side of brace table, the second motor below is equipped with the second and crosses filter pulp, second crosses filter pulp fixed connection at second filter screen top, and second filter screen fixed connection is in quick-witted incasement wall one side, and machine bottom just has seted up the air outlet to the position of second filter screen, machine case front surface fixed mounting has the controller, machine roof portion is equipped with the apron, apron one side is articulated through hinge and machine roof portion one side.
As a further aspect of the present invention: and one side of the cover plate is provided with a hinge.
As a further aspect of the present invention: the heat dissipation holes are U-shaped through holes, and the air inlet and the air outlet are formed by a plurality of circular through holes.
As a further aspect of the present invention: the temperature probe, the first motor and the second motor are respectively and electrically connected with the controller through wires, and the controller is electrically connected with the output end of the automobile power supply through wires.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the temperature probe senses that the temperature in the case is too high, the temperature probe sends an electric signal to the controller, the controller further controls the first motor and the second motor to rotate, the first motor rotates to drive the first fan blade to rotate, so that external air enters the case through the air inlet, the circulation speed of the air in the case is increased, the heat dissipation of the lithium battery pack in the case is realized, the damage to the lithium battery pack caused by the too high temperature in the case is avoided, the service life of the lithium battery pack is prolonged, the second fan blade rotates by the rotation of the second motor to drive the air in the case to be discharged through the air outlet, the circulation speed of the air in the case is further increased, and the heat dissipation effect on the case is ensured;
2. the first filter screen, the first filter cotton, the second filter screen and the second filter cotton are arranged to prevent dust and impurities in the outside air from entering the case through the air inlet and the air outlet.
Drawings
Fig. 1 is a schematic view of a heat dissipation structure for a lithium battery of an electric vehicle.
Fig. 2 is a partial plan view of a heat dissipation structure for a lithium battery of an electric vehicle.
Fig. 3 is a schematic structural diagram of a part of a case in a heat dissipation structure for a lithium battery of an electric vehicle.
Shown in the figure: controller 1, first motor cabinet 2, first filter screen 3, first filter pulp 4, air inlet 5, first flabellum 6, hinge 7, first motor 8, apron 9, lithium cell group 10, fixed apron 11, quick-witted case 12, temperature probe 13, backup pad 14, base 15, second flabellum 16, second motor 17, second filter screen 18, second filter pulp 19, air outlet 20, second motor cabinet 21, louvre 22 and brace table 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a heat dissipation structure for a lithium battery of an electric vehicle includes a controller 1, a first motor base 2, a first filter screen 3, a first filter cotton 4, an air inlet 5, a first fan blade 6, a hinge 7, a first motor 8, a cover plate 9, a lithium battery pack 10, a fixing cover plate 11, a case 12, a temperature probe 13, a support plate 14, a base 15, a second fan blade 16, a second motor 17, a second filter screen 18, a second filter cotton 19, an air outlet 20, a second motor base 21, a heat dissipation hole 22, and a support table 23, wherein the air inlet 5 is disposed on one side of the case 12, the first filter screen 3 is disposed in the case 12 at a position at one side of the air inlet 5, the first filter cotton 4 is fixedly connected to one side of the first filter screen 3, the cover plate 9 is disposed at a top of the case 12, the hinge 7 is disposed at one side of the cover plate 9, and the top, a first fan blade 6 is arranged below the cover plate 9, the first fan blade 6 is fixedly connected with an output shaft of a first motor 8, the first motor 8 is fixed at the top of a first motor seat 2, the first motor seat 2 is fixedly arranged at the top of a support table 23, the support table 23 is fixedly arranged at the bottom of the inner side of the case 12, one side of the support table 23 is fixedly connected with one side of a bottom plate 15, a plurality of heat dissipation holes 22 are respectively arranged on the bottom plate 15 and a support plate 14, a baffle plate 11 is fixedly arranged at the top of the bottom plate 15 through the support plate 14, a battery pack 10 is arranged at the bottom of the baffle plate 11, the bottom of the battery pack 10 is arranged on the bottom plate 15, a temperature probe 13 is arranged at the top of the bottom plate 15, a second fan blade 16 is arranged below the bottom plate 15, the second fan blade 16 is fixedly connected with an output shaft of a second motor, second motor 17 below is equipped with second filter pulp 19, second filter pulp 19 fixed connection is at second filter screen 18 top, and second filter screen 18 fixed connection is in quick-witted case 12 inner wall one side, and machine case 12 bottom has just seted up air outlet 20 to the position of second filter screen 18, fixed surface installs controller 1 before quick-witted case 12, temperature probe 13, first motor 8 and second motor 17 are connected through wire and controller 1 electricity respectively, controller 1 is connected through wire and car power output electricity.
The utility model discloses a theory of operation is:
when the temperature probe 13 senses that the temperature in the case 12 is too high, the temperature probe 13 sends an electric signal to the controller 1, the controller 1 further controls the first motor 8 and the second motor 17 to rotate, the first motor 8 is utilized to rotate and then the first fan blade 6 is driven to rotate, thereby external air enters the case 12 through the air inlet 5, the circulation speed of the air in the case 12 is accelerated, the heat dissipation of the lithium battery pack 10 in the case 12 is realized, the damage of the lithium battery pack 10 caused by the overhigh temperature in the case 12 is avoided, the service life of the lithium battery pack 10 is prolonged, the second fan blade 16 is driven to rotate by the rotation of the second motor 17, the air in the case 12 is discharged through the air outlet 20, the circulation speed of the air in the case 12 is further accelerated, the heat dissipation effect of the case 12 is ensured, the first filter screen 3, the first filter cotton 4, the second filter screen 18 and the second filter cotton 19 are arranged for preventing dust and impurities in the external air from entering the air through air Port 5 and outlet 20 enter into the housing 12.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (4)

1. The utility model provides a heat radiation structure for electric automobile lithium cell, includes quick-witted case (12), its characterized in that: an air inlet (5) is arranged on one side of the case (12), a first filter screen (3) is arranged at a position, located on one side of the air inlet (5), in the case (12), a first filter cotton (4) is fixedly connected to one side of the first filter screen (3), a first fan blade (6) is arranged below the cover plate (9), the first fan blade (6) is fixedly connected with an output shaft of a first motor (8), the first motor (8) is fixed to the top of a first motor base (2), the first motor base (2) is fixedly installed to the top of a support table (23), the support table (23) is fixedly installed to the bottom of the inner side of the case (12), one side of a bottom plate (15) is fixedly connected to one side of the support table (23), a plurality of radiating holes (22) are formed in the bottom plate (15) and the support plate (14), a baffle (11) is fixedly installed at the top of the bottom, the utility model discloses a solar water heater, including baffle (11) bottom, group battery (10), bottom plate (15), temperature probe (13) are installed at bottom plate (15) top, bottom plate (15) below is equipped with second flabellum (16), and second flabellum (16) fixed connection is at the output shaft of second motor (17), and second motor (17) fixed connection is in one side of second motor cabinet (21), and second motor cabinet (21) fixed connection is in one side of brace table (23), be equipped with second filter pulp (19) below second motor (17), second filter pulp (19) fixed connection is at second filter screen (18) top, and second filter screen (18) fixed connection is in quick-witted case (12) inner wall one side, and air outlet (20) have just been seted up to the position of second filter screen (18) bottom quick-witted case (12), surface fixed mounting has controller (1) before quick-witted case (12), the top of the case (12) is provided with a cover plate (9), and one side of the cover plate (9) is hinged with one side of the top of the case (12) through a hinge (7).
2. The heat dissipation structure for a lithium battery of an electric vehicle according to claim 1, characterized in that: and a hinge (7) is arranged on one side of the cover plate (9).
3. The heat dissipation structure for a lithium battery of an electric vehicle according to claim 1, characterized in that: the heat dissipation holes (22) are U-shaped through holes, and the air inlet (5) and the air outlet (20) are formed by a plurality of through holes.
4. The heat dissipation structure for a lithium battery of an electric vehicle according to claim 1, characterized in that: the temperature probe (13), the first motor (8) and the second motor (17) are respectively electrically connected with the controller (1) through wires, and the controller (1) is electrically connected with the output end of the automobile power supply through wires.
CN202020909795.9U 2020-05-27 2020-05-27 Heat radiation structure for electric automobile lithium cell Expired - Fee Related CN212695219U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020909795.9U CN212695219U (en) 2020-05-27 2020-05-27 Heat radiation structure for electric automobile lithium cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020909795.9U CN212695219U (en) 2020-05-27 2020-05-27 Heat radiation structure for electric automobile lithium cell

Publications (1)

Publication Number Publication Date
CN212695219U true CN212695219U (en) 2021-03-12

Family

ID=74887961

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020909795.9U Expired - Fee Related CN212695219U (en) 2020-05-27 2020-05-27 Heat radiation structure for electric automobile lithium cell

Country Status (1)

Country Link
CN (1) CN212695219U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210312

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