CN217934034U - Battery pack with wading protection function - Google Patents

Battery pack with wading protection function Download PDF

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Publication number
CN217934034U
CN217934034U CN202221355981.8U CN202221355981U CN217934034U CN 217934034 U CN217934034 U CN 217934034U CN 202221355981 U CN202221355981 U CN 202221355981U CN 217934034 U CN217934034 U CN 217934034U
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CN
China
Prior art keywords
base
fixedly connected
casing
battery pack
rigid coupling
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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
Application number
CN202221355981.8U
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Chinese (zh)
Inventor
杨有款
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.)
Anhui Anchi New Energy Co ltd
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Anhui Anchi New Energy Co ltd
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Publication date
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Priority to CN202221355981.8U priority Critical patent/CN217934034U/en
Application granted granted Critical
Publication of CN217934034U publication Critical patent/CN217934034U/en
Expired - Fee Related legal-status Critical Current
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

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  • Battery Mounting, Suspending (AREA)

Abstract

The utility model belongs to the technical field of the power battery technique and specifically relates to a group battery with wade protect function, including casing, base, upper cover and battery package, the base rigid coupling is in the casing bottom, the upper cover rigid coupling is in the casing top, be equipped with a plurality of thermovents on the base, the rigid coupling has the filter screen in the casing, the battery package rigid coupling is in on the filter screen, be equipped with valve structure in the thermovent when the base wades, it is right the thermovent seals, and this device comprises casing, base and upper cover, and the battery package is installed inside the casing, wades at the base, and the thermovent on the base can be closed automatically, prevents that external water from contacting with the battery package and causing the battery package to damage.

Description

Battery pack with wading protection function
Technical Field
The utility model relates to a power battery technical field especially relates to a group battery with wading protect function.
Background
The battery is a battery using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material. Because the chemical property of lithium metal is very active, make the processing of lithium metal, save, use, require very high to the environment, so, the lithium cell does not obtain the application for a long time, along with the development of scientific and technological, the lithium cell has become the mainstream now, lithium ion battery electric bicycle is more high-efficient for traditional lead-acid battery, safety, the environmental protection, most importantly, lithium battery is light and handy durable, make electric bicycle can not be heavy, also more pleasing to the eye, however, electric bicycle is when the rainy season uses, because the group battery is located the bottom of automobile body, it is in route ponding region, outside water easily gets into inside the group battery from the heat dissipation mouth of group battery, lead to the group battery damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the water body outside the prior art easily enters the inside defect of the battery pack from the heat dissipation port of the battery pack, and the battery pack with the wading protection function is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a group battery with protect function wades, includes casing, base, upper cover and battery package, the base rigid coupling is in the casing bottom, the upper cover rigid coupling is in the casing top, be equipped with a plurality of thermovents on the base, the rigid coupling has the filter screen in the casing, the battery package rigid coupling is in on the filter screen, be equipped with valve structure in the thermovent when the base wades, it is right the thermovent seals.
Preferably, valve structure includes rolling axle, water proof membrane, even board, extension spring and clockwork spring, the rotatable installation of rolling axle is in on the base, the water proof membrane rolling is in on the rolling axle, water proof membrane one side rigid coupling is in even on the board, even board slidable installs the thermovent top, extension spring one end rigid coupling is in even on the board, the other end rigid coupling is in on the thermovent inner wall, clockwork spring one end rigid coupling is in on the rolling axle, the other end rigid coupling is in on the base.
Preferably, the spring and the tension spring exert opposite elastic forces on the waterproof membrane, and the elastic force of the tension spring is smaller than that of the spring.
Preferably, a driving structure is arranged on the base to drive the winding shaft to rotate when the base wades.
Preferably, the driving structure includes a floating plate, a sliding rod, a rack and a gear, the gear is fixedly connected to the winding shaft, the sliding rod is slidably matched with the base, the rack is fixedly connected to the sliding rod, the rack is matched with the gear, the floating plate is fixedly connected to the bottom end of the sliding rod, and the density of the floating plate is smaller than that of water.
The utility model provides a pair of group battery with wading protect function, beneficial effect lies in: this group battery with protect function wades is become by casing, base and upper cover, and the battery package is installed inside the casing, wades at the base, and the thermovent on the base can automatic closing, prevents that external water from leading to the fact the battery package to damage with the battery package contact.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of group battery with protection function wades.
Fig. 2 is a first schematic structural diagram inside a housing of a battery pack with a wading protection function according to the present invention.
Fig. 3 is a schematic structural diagram of the inside of the casing of the battery pack with the wading protection function according to the present invention.
Fig. 4 is a third schematic structural diagram inside the casing of the battery pack with the wading protection function provided by the utility model.
Fig. 5 is a top view of fig. 4 of a battery pack with a wading protection function according to the present invention.
Fig. 6 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 5 ofbase:Sub>A battery pack havingbase:Sub>A wading protection function according to the present invention.
Fig. 7 is a sectional view taken along line B-B in fig. 5 of a battery pack having a wading protection function according to the present invention.
Fig. 8 is a C-C sectional view of the battery pack with wading protection function according to the present invention in fig. 5.
Fig. 9 is an enlarged view of a D-position of the battery pack with the wading protection function according to the present invention.
Fig. 10 is an enlarged view of a position E of a battery pack having a wading protection function according to the present invention.
Fig. 11 is an enlarged view of the battery pack F with wading protection function provided by the present invention.
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.
Referring to fig. 1-11, a battery pack with a wading protection function comprises a casing 1, a base 2, an upper cover 3 and a battery pack 4, wherein the base 2 is fixedly connected to the bottom of the casing 1, the upper cover 3 is fixedly connected to the top of the casing 1, the base 2 is provided with a plurality of heat dissipation ports 201, a filter screen 5 is fixedly connected to the inside of the casing 1, the battery pack 4 is fixedly connected to the filter screen 5, a valve structure is arranged in each heat dissipation port 201, and the heat dissipation ports 201 are sealed when the base 2 wades.
The valve structure comprises a winding shaft 9, a waterproof membrane 11, a connecting plate 12, a tension spring 13 and a spiral spring 14, the winding shaft 9 is rotatably installed on the base 2, the waterproof membrane 11 is wound on the winding shaft 9, one side of the waterproof membrane 11 is fixedly connected to the connecting plate 12, the connecting plate 12 is slidably installed at the top of the heat dissipation port 201, one end of the tension spring 13 is fixedly connected to the connecting plate 12, the other end of the tension spring is fixedly connected to the inner wall of the heat dissipation port 201, one end of the spiral spring 14 is fixedly connected to the winding shaft 9, the other end of the spiral spring is fixedly connected to the base 2, the elasticity applied to the waterproof membrane 11 by the spiral spring 14 and the tension spring 13 is opposite, and the elasticity of the tension spring 13 is smaller than that of the spiral spring 14.
The winding shaft 9 is driven to rotate, the winding shaft 9 overcomes the elastic force of the clockwork spring 14, the waterproof film 11 is unfolded, after the waterproof film 11 is unfolded, the waterproof film 11 is tensioned under the elastic force of the tension spring 13, the tensioned waterproof film 11 can seal the heat dissipation opening 201, external water is prevented from entering the shell 1 from the heat dissipation opening 201, and the battery pack 4 is prevented from contacting with the water.
The base 2 is provided with a driving structure to drive the winding shaft 9 to rotate when the base 2 wades, the driving structure comprises a floating plate 6, a sliding rod 7, a rack 8 and a gear 10, the gear 10 is fixedly connected to the winding shaft 9, the sliding rod 7 is slidably matched with the base 2, the rack 8 is fixedly connected to the sliding rod 7, the rack 8 is matched with the gear 10, the floating plate 6 is fixedly connected to the bottom end of the sliding rod 7, and the density of the floating plate 6 is smaller than that of water.
When base 2 wades, 2 bottom of the base the kickboard 6 can be in advance with the water contact, receive the buoyancy effect, the kickboard 6 moves up to with 2 bottom surface contacts of base to seal thermovent 201, can move up through slide bar 7 drive rack 8 when the kickboard 6 moves up, rack 8 shifts up drive gear 10 and rotates, gear 10 rotates and drives rolling axle 9 and rotate, thereby makes water proof membrane 11 open.
The working principle is as follows:
when base 2 wades, 2 bottom of the base 6 can be in advance with the water contact, receive the buoyancy effect, the kickboard 6 moves up to with 2 bottom surface contact of base to seal thermovent 201, can move up through slide bar 7 drive rack 8 when kickboard 6 moves up, rack 8 shifts up drive gear 10 and rotates, gear 10 rotates and drives rolling axle 9 and rotate.
The winding shaft 9 rotates to overcome the elastic force of the spiral spring 14, the waterproof film 11 is unfolded, after the waterproof film 11 is unfolded, the waterproof film 11 is tensioned under the elastic force of the tension spring 13, the tensioned waterproof film 11 can seal the heat dissipation opening 201, external water is prevented from entering the shell 1 from the heat dissipation opening 201, and the battery pack 4 is prevented from contacting with the water.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a group battery with protect function wades, a serial communication port, including casing (1), base (2), upper cover (3) and battery package (4), base (2) rigid coupling is in casing (1) bottom, upper cover (3) rigid coupling is in casing (1) top, be equipped with a plurality of thermovents (201) on base (2), the rigid coupling has filter screen (5) in casing (1), battery package (4) rigid coupling is in on filter screen (5), be equipped with valve structure in thermovent (201) when base (2) wades, it is right thermovent (201) seal.
2. The battery pack with the wading protection function according to claim 1, wherein the valve structure comprises a winding shaft (9), a waterproof membrane (11), a connecting plate (12), a tension spring (13) and a spiral spring (14), the winding shaft (9) is rotatably mounted on the base (2), the waterproof membrane (11) is wound on the winding shaft (9), one side of the waterproof membrane (11) is fixedly connected to the connecting plate (12), the connecting plate (12) is slidably mounted at the top of the heat dissipation port (201), one end of the tension spring (13) is fixedly connected to the connecting plate (12), the other end of the tension spring is fixedly connected to the inner wall of the heat dissipation port (201), one end of the spiral spring (14) is fixedly connected to the winding shaft (9), and the other end of the spiral spring is fixedly connected to the base (2).
3. The battery pack having a wading protection function according to claim 2, wherein the spring (14) and the tension spring (13) exert opposite elastic forces on the waterproof film (11), and the elastic force of the tension spring (13) is smaller than that of the spring (14).
4. The battery pack with wading protection function according to claim 2 or 3, characterized in that a driving structure is arranged on the base (2) to drive the winding shaft (9) to rotate when the base (2) wades.
5. The battery pack with wading protection function according to claim 4, wherein the driving structure comprises a floating plate (6), a sliding rod (7), a rack (8) and a gear (10), the gear (10) is fixedly connected to the winding shaft (9), the sliding rod (7) is slidably fitted on the base (2), the rack (8) is fixedly connected to the sliding rod (7), the rack (8) is matched with the gear (10), the floating plate (6) is fixedly connected to the bottom end of the sliding rod (7), and the density of the floating plate (6) is less than that of water.
CN202221355981.8U 2022-06-01 2022-06-01 Battery pack with wading protection function Expired - Fee Related CN217934034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221355981.8U CN217934034U (en) 2022-06-01 2022-06-01 Battery pack with wading protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221355981.8U CN217934034U (en) 2022-06-01 2022-06-01 Battery pack with wading protection function

Publications (1)

Publication Number Publication Date
CN217934034U true CN217934034U (en) 2022-11-29

Family

ID=84181331

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221355981.8U Expired - Fee Related CN217934034U (en) 2022-06-01 2022-06-01 Battery pack with wading protection function

Country Status (1)

Country Link
CN (1) CN217934034U (en)

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

Granted publication date: 20221129

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