CN217881700U - Power battery pack with waterproof function - Google Patents
Power battery pack with waterproof function Download PDFInfo
- Publication number
- CN217881700U CN217881700U CN202221292748.XU CN202221292748U CN217881700U CN 217881700 U CN217881700 U CN 217881700U CN 202221292748 U CN202221292748 U CN 202221292748U CN 217881700 U CN217881700 U CN 217881700U
- Authority
- CN
- China
- Prior art keywords
- box
- fixedly connected
- power battery
- recess
- battery pack
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 241000976416 Isatis tinctoria subsp. canescens Species 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of the power battery technique and specifically relates to a power battery group with waterproof function, including box and apron, the connection that can seal of apron is in on the box, be equipped with the group battery in the box, first recess has been seted up on the relative both sides wall of box, the thermovent has been seted up on the wall of first recess both sides, so that the inside and outside air of box exchanges, the inside slidable cooperation of first recess has the valve plate, be equipped with drive structure on the box, so that the box drives when wading the valve plate slides in first recess, the utility model discloses a set up valve plate and drive structure on the box, when the box wades, drive structure can drive the valve plate work to seal the thermovent, when preventing that the box from wading, outside water gets into inside the box from the thermovent.
Description
Technical Field
The utility model relates to a power battery technical field especially relates to a power battery group with waterproof function.
Background
Lithium batteries are batteries 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 providing a power battery pack with a waterproof function.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a power battery group with waterproof function, includes box and apron, the connection that can seal of apron is in on the box, be equipped with the group battery in the box, first recess has been seted up on the relative both sides wall of box, the thermovent has been seted up on the both sides wall of first recess, so that the inside and outside air of box exchanges, the inside slidable cooperation of first recess has the valve plate, be equipped with the drive structure on the box, so that the box drives when wading the valve plate slides in first recess.
Preferably, the driving structure comprises a screw, a first belt wheel, a second belt wheel and a belt, second grooves are formed in two opposite sides of the box body, and the screw is rotatably mounted on the box body;
for the screw:
one end of the valve body extends into the first groove and is in threaded connection with an internal threaded pipe, and the internal threaded pipe is fixedly connected to the valve plate;
the other end of the first belt wheel extends into the second groove and is fixedly connected to the first belt wheel, and the second belt wheel is rotatably arranged on the inner wall of the second groove;
the belt is installed in a matched mode on the first belt wheel and the second belt wheel, a connecting plate is fixedly connected to the belt, a floating block is fixedly connected to the bottom of the connecting plate, and the density of the floating block is smaller than that of water.
Preferably, the bottom of the floating block extends to the lower part of the bottom surface of the box body.
Preferably, the cover plate is provided with a pressure relief opening, the pressure relief opening is communicated with the second groove, the top of the connecting plate is fixedly connected with an installation block, the installation block is fixedly connected with a sliding rod, the sliding rod is matched with a sealing gasket in a sliding mode, the appearance of the sealing gasket is matched with the shape of the inner part of the pressure relief opening, the sliding rod is sleeved with a spring, one end of the spring is fixedly connected to the sealing gasket, and the other end of the spring is fixedly connected to the installation block.
The utility model provides a pair of power battery group with waterproof function, beneficial effect lies in: this power battery group with waterproof function has set up valve plate and drive structure through on the box, and when the box waded water, the drive structure can drive the valve plate work to seal the thermovent, when preventing that the box from wading water, outside water got into inside the box from the thermovent.
Drawings
Fig. 1 is a schematic structural view of a power battery pack with a waterproof function according to the present invention.
Fig. 2 is the utility model provides a power battery's with waterproof function inside the box structural schematic diagram.
Fig. 3 is a top view of a power battery pack with a waterproof function according to the present invention.
Fig. 4 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A in fig. 3 ofbase:Sub>A power battery pack withbase:Sub>A waterproof function according to the present invention.
Fig. 5 is a sectional view taken along the direction B-B in fig. 3 of a power battery pack with a waterproof function according to 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 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. 1-5, a power battery pack with a waterproof function comprises a box body 1 and a cover plate 2, wherein the cover plate 2 is connected to the box body 1 in a sealing manner, the battery pack 3 is arranged in the box body 1, two opposite side walls of the box body 1 are provided with first grooves 101, two side walls of the first grooves 10 are provided with heat dissipation ports 103, so that the air inside and outside the box body 1 can be exchanged, a valve plate 9 is matched with the inside of the first grooves 101 in a sliding manner, and a driving structure is arranged on the box body 1, so that the valve plate 9 is driven to slide in the first grooves 101 when the box body 1 wades.
The driving structure comprises a screw rod 4, a first belt wheel 5, a second belt wheel 6 and a belt 7, wherein second grooves 102 are formed in two opposite sides of the box body 1, and the screw rod 4 is rotatably arranged on the box body 1;
for the screw 4:
one end of the valve rod extends into the first groove 101 and is in threaded connection with an internal threaded pipe 8, and the internal threaded pipe 8 is fixedly connected to the valve plate 9;
the other end extends into the second groove 102 and is fixedly connected to the first belt wheel 5, and the second belt wheel 6 is rotatably arranged on the inner wall of the second groove 102;
the belt 7 is installed on first band pulley 5 and second band pulley 6 in the cooperation, and the rigid coupling has even board 10 on the belt 7, and even board 10 bottom rigid coupling has the piece of floating 11, and the piece of floating 11 density is less than the density of water, and the piece of floating 11 bottom extends to 1 bottom surface below of box.
When the box body 1 wades, the bottom of the box body 1 can be earlier contacted with water, the floating block 11 located below the box body 1 can also be contacted with the water surface, under the action of buoyancy, the floating block 11 can move upwards in the second groove 102, the floating block 11 moves upwards to drive the belt 7 to rotate through the connecting plate 10, the belt 7 can drive the first belt wheel 5 to rotate, the first belt wheel 5 can drive the screw rod 4 to rotate when rotating, the screw rod 4 is in threaded connection with the internal thread pipe 8, and the internal thread pipe 8 cannot rotate under the limitation of the valve plate 9, so that the internal thread pipe 8 can be driven to axially move when the screw rod 4 rotates, as shown in fig. 5, the internal thread pipe 8 axially moves, the valve plates 9 on two sides of the first groove 101 are close to each other, when the valve plates 9 on two sides abut against each other, the valve plates 9 can seal the heat dissipation port 103, so as to prevent the box body 1 from wading too deeply, and external water body from entering the heat dissipation port 103 into the box body 1, and prevent the battery pack 3 from being damaged by water bubbles.
The cover plate 2 is provided with a pressure relief opening 201, the pressure relief opening 201 is communicated with the second groove 102, the top of the connecting plate 10 is fixedly connected with a mounting block 12, the mounting block 12 is fixedly connected with a sliding rod 14, the sliding rod 14 is slidably matched with a sealing washer 13, the appearance of the sealing washer 13 is matched with the inner shape of the pressure relief opening 201, the sliding rod 14 is sleeved with a spring 15, one end of the spring 15 is fixedly connected to the sealing washer 13, and the other end of the spring 15 is fixedly connected to the mounting block 12. The pressure relief port 201 can exhaust air between the connecting plate 10 and the cover plate 2, and prevent the floating block 11 from stopping under the action of air pressure during rising.
The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a power battery pack with waterproof function, its characterized in that, includes box (1) and apron (2), connection that apron (2) can seal is in on box (1), be equipped with group battery (3) in box (1), first recess (101) have been seted up on the relative both sides wall of box (1), thermovent (103) have been seted up on first recess (101) both sides wall, so that the inside and outside air of box (1) exchanges, the inside slidable cooperation of first recess (101) has valve plate (9), be equipped with the drive structure on box (1), with box (1) drives when wading water valve plate (9) slide in first recess (101).
2. The waterproof power battery pack as claimed in claim 1, wherein the driving structure comprises a screw (4), a first pulley (5), a second pulley (6) and a belt (7), two opposite sides of the case (1) are provided with second grooves (102), and the screw (4) is rotatably mounted on the case (1);
for the screw (4):
one end of the valve body extends into the first groove (101) and is in threaded connection with an internal threaded pipe (8), and the internal threaded pipe (8) is fixedly connected to the valve plate (9);
the other end of the second belt wheel extends into the second groove (102) and is fixedly connected to the first belt wheel (5), and the second belt wheel (6) is rotatably arranged on the inner wall of the second groove (102);
belt (7) cooperation is installed first band pulley (5) reach on second band pulley (6), the rigid coupling has even board (10) on belt (7), even board (10) bottom rigid coupling has floating block (11), floating block (11) density is less than the density of water.
3. The waterproof power battery pack according to claim 2, wherein the bottom of the floating block (11) extends to below the bottom surface of the box body (1).
4. The power battery pack with the waterproof function according to claim 2 or 3, wherein a pressure relief opening (201) is formed in the cover plate (2), the pressure relief opening (201) is communicated with the second groove (102), a mounting block (12) is fixedly connected to the top of the connecting plate (10), a sliding rod (14) is fixedly connected to the mounting block (12), a sealing gasket (13) is slidably matched to the sliding rod (14), the shape of the sealing gasket (13) is matched with the inner shape of the pressure relief opening (201), a spring (15) is sleeved on the sliding rod (14), one end of the spring (15) is fixedly connected to the sealing gasket (13), and the other end of the spring is fixedly connected to the mounting block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221292748.XU CN217881700U (en) | 2022-05-26 | 2022-05-26 | Power battery pack with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221292748.XU CN217881700U (en) | 2022-05-26 | 2022-05-26 | Power battery pack with waterproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217881700U true CN217881700U (en) | 2022-11-22 |
Family
ID=84091829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221292748.XU Expired - Fee Related CN217881700U (en) | 2022-05-26 | 2022-05-26 | Power battery pack with waterproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217881700U (en) |
-
2022
- 2022-05-26 CN CN202221292748.XU patent/CN217881700U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221122 |