CN111540867B - Lithium battery protection device for new energy automobile - Google Patents

Lithium battery protection device for new energy automobile Download PDF

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Publication number
CN111540867B
CN111540867B CN202010654089.9A CN202010654089A CN111540867B CN 111540867 B CN111540867 B CN 111540867B CN 202010654089 A CN202010654089 A CN 202010654089A CN 111540867 B CN111540867 B CN 111540867B
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China
Prior art keywords
support
supporting
elastic
new energy
fixing
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CN202010654089.9A
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CN111540867A (en
Inventor
徐伟
郑振兴
屈慕超
王昕�
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Guangdong Polytechnic Normal University
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Guangdong Polytechnic Normal University
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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 invention relates to the technical field of new energy automobiles, in particular to a lithium battery protection device for a new energy automobile, which comprises a supporting top plate and a supporting bottom plate, wherein the supporting top plate and the supporting bottom plate are respectively installed at the upper part and the lower part of a fixed frame through an upper elastic supporting component and a lower elastic supporting component, the left end and the right end of the lower side of the supporting top plate are respectively and rotatably provided with an upper clamping support, the left end and the right end of the upper side of the supporting bottom plate are respectively and rotatably provided with a lower clamping support, the front side and the rear side of the two upper clamping supports are respectively provided with an upper elastic strap in a spanning manner, one side of the upper elastic strap close to a battery body is provided with a plurality of upper elastic fixed disks, the front side and the rear side of the two lower clamping supports are respectively provided. The anti-seismic protection structure is novel, can ensure that the lithium battery can be reliably installed, has excellent anti-seismic heat dissipation performance, and is worthy of popularization.

Description

Lithium battery protection device for new energy automobile
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a lithium battery protection device for a new energy automobile.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy automobile comprises a pure electric automobile, an extended range electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like.
Lithium cell that contains among the new energy automobile generally need reliably protect for lithium cell job stabilization, increase of service life, but current lithium cell protection device, antidetonation protection architecture singleness tradition can't make the lithium cell can reach reliable installation, can have good antidetonation heat dispersion concurrently again, need improve in order to overcome not enough in the current practical application.
Disclosure of Invention
The embodiment of the invention aims to provide a lithium battery protection device for a new energy automobile, so as to solve the problems in the background technology.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a lithium battery protection device for a new energy automobile comprises a supporting top plate and a supporting bottom plate, wherein the supporting top plate is installed on the upper portion of a fixed frame through an upper elastic supporting component, the supporting bottom plate is installed on the lower portion of the fixed frame through a lower elastic supporting component, the left end and the right end of the lower side of the supporting top plate are respectively and rotatably provided with an upper clamping support, the left end and the right end of the upper side of the supporting bottom plate are respectively and rotatably provided with a lower clamping support, the two upper clamping supports are respectively used for clamping and fixing the left end and the right end of the top of a battery body, the two lower clamping supports are respectively used for clamping and fixing the left end and the right end of the bottom of the battery body, the front side and the rear side of each upper clamping support are respectively provided with an upper elastic strap in a spanning mode, one side, close to the battery body, of each upper elastic strap is fixedly provided with a plurality of, one side of the lower elastic strap close to the battery body is fixedly provided with a plurality of lower elastic fixing discs abutted against the battery body.
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
according to the lithium battery protection device for the new energy automobile, the supporting top plate and the supporting bottom plate can be conveniently installed through the fixing frame, the fixing frame is installed and fixed at the appointed position of the new energy automobile, the fixing frame is matched with the upper elastic supporting assembly and the lower elastic supporting assembly to elastically support the supporting top plate and the supporting bottom plate respectively, and then the battery body is elastically supported; the upper clamping support and the lower clamping support are arranged, so that the two ends of the top and the two ends of the bottom of the battery body can be clamped and fixed, and the upper clamping support and the lower clamping support have the effect of elastic shock absorption on the lateral direction of the battery body by matching with the arrangement of the upper elastic band and the lower elastic band; through last elasticity strap and the last elasticity fixed disk and the elasticity fixed disk down of installing respectively on the elasticity strap down, still can carry out the elastic fixation to the front and back both sides face of battery body, further promote the protective effect and the reliable and stable nature of battery body, be worth promoting.
Drawings
Fig. 1 is a schematic front view of an embodiment of the present invention.
FIG. 2 is a schematic side view of the embodiment of the present invention.
Fig. 3 is a side view of the fixing frame according to the embodiment of the invention.
FIG. 4 is a schematic structural diagram of a lower card support in an embodiment of the invention.
Fig. 5 is a schematic structural view of an upper elastic fixing disk in an embodiment of the invention.
In the figure: 1-supporting top plate, 2-hinged support, 3-upper elastic strap, 4-upper elastic fixing disc, 5-upper clip frame, 6-connecting plate, 7-battery body, 8-upper clip support, 9-fixing block, 10-lower elastic fixing disc, 11-lower elastic strap, 12-lower clip support, 13-supporting bottom plate, 14-lower clip frame, 15-upper damping spring, 16-lower damping spring, 17-fixing hole, 18-arc groove and 19-silica gel layer.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1-2, in the embodiment of the present invention, a lithium battery protection device for a new energy vehicle includes a top support plate 1 and a bottom support plate 13, the top support plate 1 is mounted on an upper portion of a fixing frame through an upper elastic support assembly, the bottom support plate 13 is mounted on a lower portion of the fixing frame through a lower elastic support assembly, an upper clamping support 8 is rotatably mounted at each of left and right ends of a lower side of the top support plate 1, a lower clamping support 12 is rotatably mounted at each of left and right ends of an upper side of the bottom support plate 13, the two upper clamping supports 8 are respectively used for clamping and fixing left and right ends of a top of a battery body 7, the two lower clamping supports 12 are respectively used for clamping and fixing left and right ends of a bottom of the battery body 7, an upper elastic strap 3 spans over front and rear sides of the two upper clamping supports 8, a plurality of upper elastic fixing disks 4 abutting against the battery body 7 are mounted and fixed on one side, two still strides respectively and is equipped with a lower elastic strap 11 in the front and back both sides of lower card support 12, and one side installation that lower elastic strap 11 is close to battery body 7 is fixed with a plurality of lower elastic fixation dish 10 that lean on with battery body 7.
In the embodiment of the invention, the supporting top plate 1 and the supporting bottom plate 13 are conveniently mounted through the fixed frame, the fixed frame is mounted and fixed at the appointed position of the new energy automobile, and the fixed frame is matched with the upper elastic supporting assembly and the lower elastic supporting assembly to elastically support the supporting top plate 1 and the supporting bottom plate 13 respectively so as to elastically support the battery body 7; the upper clamping support 8 and the lower clamping support 12 are arranged to clamp and fix two ends of the top and two ends of the bottom of the battery body 7, and the upper clamping support 8 and the lower clamping support 12 have an effect of elastic shock absorption on the lateral direction of the battery body 7 by matching with the arrangement of the upper elastic band 3 and the lower elastic band 11; through last elasticity strap 3 and the last elasticity fixed disk 4 and the elasticity fixed disk 10 down of installing respectively on the elasticity strap 11 down, still can carry out the elastic fixation to battery body 7's front and back both sides face, further promote battery body 7's protective effect and reliable and stable nature, be worth promoting.
Example 2
Referring to fig. 1 to 5, the present embodiment is different from embodiment 1 in that:
in this embodiment, as shown in fig. 1, 2 and 4, the upper clamping support 8 and the lower clamping support 12 have the same structure, the upper clamping support 8 and the lower clamping support 12 are symmetrically arranged up and down, the two upper clamping supports 8 installed on the lower side of the supporting top plate 1 are oppositely arranged, the two lower clamping supports 12 installed on the upper side of the supporting bottom plate 13 are oppositely arranged, the upper end of the upper clamping support 8 is hinged to the supporting top plate 1 through the hinged support 2, the lower end of the lower clamping support 12 is hinged to the supporting bottom plate 13 through the hinged support 2, an arc-shaped groove 18 corresponding to the battery body 7 is formed in one side of the upper clamping support 8 and the lower clamping support 12 close to the battery body 7, and both sides of the arc-shaped groove 18 are arc-shaped protruding structures, so that the corner fixing effect of the battery body 7 is improved by the upper clamping support 8 and the lower clamping support 12; go up the surface of calorie of support 8 and lower calorie of support 12 and still be equipped with one deck silica gel layer 19, can protect battery body 7 through silica gel layer 19, still have certain heat conduction effect, do benefit to the heat dissipation of battery body 7.
In this embodiment, as shown in fig. 1 and 5, the upper elastic band 3 and the lower elastic band 11 are both in a tight state, the upper elastic fixing disk 4 and the lower elastic fixing disk 10 are both in an elliptical disk-shaped structure, the upper elastic fixing disk 4 is uniformly distributed on the upper elastic band 3, the lower elastic fixing disk 10 is uniformly distributed on the lower elastic band 11, the upper elastic fixing disk 4 and the lower elastic fixing disk 10 are made of a heat-conducting silicone grease material, and the upper elastic fixing disk 4 and the lower elastic fixing disk 10 have better supporting fixing and heat-conducting and heat-dissipating effects on the battery body 7.
In this embodiment, as shown in fig. 1 to 3, the fixing frame includes an upper clip frame 5, a lower clip frame 14, a connecting plate 6 and a fixing block 9, the supporting top plate 1 and the supporting bottom plate 13 respectively penetrate through the upper clip frame 5 and the lower clip frame 14, the connecting plate 6 is fixedly installed on the front and rear sides of the upper clip frame 5 and the lower clip frame 14 in a straddling manner, the connecting plate 6 is further fixedly provided with a plurality of fixing blocks 9, the fixing blocks 9 are provided with fixing holes 17, and the fixing blocks 9 are fixed on the automobile by bolts, so that the fixing of the whole device can be realized.
The upper elastic support assembly comprises upper damping springs 15, the upper side and the lower side of the support top plate 1 are respectively provided with a plurality of upper damping springs 15, the upper ends of the upper damping springs 15 on the upper side of the support top plate 1 are fixedly connected with the inner top of the upper clip 5, the lower ends of the upper damping springs 15 on the lower side of the support top plate 1 are fixedly connected with the inner bottom of the upper clip 5, and the support top plate 1 can be elastically supported and fixed through the upper damping springs 15; the lower elastic support component comprises a lower damping spring 16, a plurality of lower damping springs 16 are respectively arranged on the upper side and the lower side of the support base plate 13, the upper end of the lower damping spring 16 on the upper side of the support base plate 13 is fixedly connected with the top of the lower return frame 14, the lower end of the lower damping spring 16 on the lower side of the support base plate 13 is fixedly connected with the bottom of the lower return frame 14, and the support base plate 13 can be elastically supported and fixed through the lower damping spring 16.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims (9)

1. The utility model provides a lithium cell protection device for new energy automobile, includes supporting roof (1) and supporting baseplate (13), its characterized in that:
the supporting top plate (1) is arranged at the upper part of the fixed frame through an upper elastic supporting component, and the supporting bottom plate (13) is arranged at the lower part of the fixed frame through a lower elastic supporting component;
the left end and the right end of the lower side of the supporting top plate (1) are respectively and rotatably provided with an upper clamping support (8), the left end and the right end of the upper side of the supporting bottom plate (13) are respectively and rotatably provided with a lower clamping support (12), the two upper clamping supports (8) are respectively used for clamping and fixing the left end and the right end of the top of the battery body (7), and the two lower clamping supports (12) are respectively used for clamping and fixing the left end and the right end of the bottom of the battery body (7);
an upper elastic strap band (3) is respectively arranged on the front side and the rear side of each of the two upper clamping support seats (8) in a spanning mode, and a plurality of upper elastic fixing disks (4) abutted against the battery body (7) are fixedly installed on one side, close to the battery body (7), of each upper elastic strap band (3);
two still stride respectively to the front and back both sides of lower card support (12) and be equipped with a lower elastic strap (11), and one side installation that lower elastic strap (11) are close to battery body (7) is fixed with a plurality of lower elasticity fixed disks (10) that lean on with battery body (7).
2. The lithium battery protection device for the new energy automobile as claimed in claim 1, wherein the upper clamping support (8) and the lower clamping support (12) are the same in structure, and the upper clamping support (8) and the lower clamping support (12) are arranged in a vertically symmetrical manner;
two upper clamping supports (8) arranged at the lower side of the supporting top plate (1) are arranged oppositely, and two lower clamping supports (12) arranged at the upper side of the supporting bottom plate (13) are arranged oppositely;
the upper end of the upper clamping support (8) is hinged with the supporting top plate (1) through the hinged support (2), and the lower end of the lower clamping support (12) is hinged with the supporting bottom plate (13) through the hinged support (2).
3. The lithium battery protection device for the new energy automobile as claimed in claim 2, wherein the upper clamping support (8) and the lower clamping support (12) are provided with arc-shaped grooves (18) on one sides close to the battery body (7) and corresponding to corners of the battery body (7), and both sides of the arc-shaped grooves (18) are arc-shaped protruding structures.
4. The lithium battery protection device for the new energy automobile as claimed in claim 3, wherein the surfaces of the upper clamping support (8) and the lower clamping support (12) are further provided with a silica gel layer (19).
5. The lithium battery protection device for the new energy automobile as claimed in claim 1, wherein the upper elastic band (3) and the lower elastic band (11) are in a tight state.
6. The lithium battery protection device for the new energy automobile as claimed in claim 5, wherein the upper elastic fixing disk (4) and the lower elastic fixing disk (10) are both of an elliptical disk-shaped structure;
the upper elastic fixing disc (4) is uniformly distributed on the upper elastic band (3), the lower elastic fixing disc (10) is uniformly distributed on the lower elastic band (11), and the upper elastic fixing disc (4) and the lower elastic fixing disc (10) are made of heat-conducting silicone grease materials.
7. The lithium battery protection device for the new energy automobile as claimed in any one of claims 1-6, wherein the fixing frame comprises an upper return frame (5), a lower return frame (14), a connecting plate (6) and a fixing block (9);
the supporting top plate (1) and the supporting bottom plate (13) respectively penetrate through the upper clip frame (5) and the lower clip frame (14), and the front side and the rear side of the upper clip frame (5) and the rear side of the lower clip frame (14) are respectively provided with a connecting plate (6) in a spanning mode;
a plurality of fixing blocks (9) are further fixed on the connecting plate (6), and fixing holes (17) are formed in the fixing blocks (9).
8. The lithium battery protection device for the new energy automobile as claimed in claim 7, wherein the upper elastic support component comprises an upper damping spring (15), the upper and lower sides of the top support plate (1) are respectively provided with a plurality of upper damping springs (15), the upper end of the upper damping spring (15) on the upper side of the top support plate (1) is fixedly connected with the inner top of the upper rectangular frame (5), and the lower end of the upper damping spring (15) on the lower side of the top support plate (1) is fixedly connected with the inner bottom of the upper rectangular frame (5).
9. The lithium battery protection device for the new energy automobile as recited in claim 8, wherein the lower elastic support component comprises a lower damping spring (16), a plurality of lower damping springs (16) are respectively disposed on the upper side and the lower side of the support base plate (13), the upper end of the lower damping spring (16) on the upper side of the support base plate (13) is fixedly connected with the inner top of the lower rectangular frame (14), and the lower end of the lower damping spring (16) on the lower side of the support base plate (13) is fixedly connected with the inner bottom of the lower rectangular frame (14).
CN202010654089.9A 2020-07-09 2020-07-09 Lithium battery protection device for new energy automobile Active CN111540867B (en)

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CN111540867B true CN111540867B (en) 2020-10-20

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Publication number Priority date Publication date Assignee Title
CN112670644B (en) * 2020-12-24 2022-11-04 南皮县赛格机电有限责任公司 Mechanical safety protection device for new energy automobile power system

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