CN110581308B - Structure of semi-glue-filled waterproof battery and implementation method - Google Patents
Structure of semi-glue-filled waterproof battery and implementation method Download PDFInfo
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- CN110581308B CN110581308B CN201910926445.5A CN201910926445A CN110581308B CN 110581308 B CN110581308 B CN 110581308B CN 201910926445 A CN201910926445 A CN 201910926445A CN 110581308 B CN110581308 B CN 110581308B
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- aluminum cylinder
- cover body
- surface layer
- layer
- closed cavity
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- 239000003292 glue Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 103
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 103
- 230000001050 lubricating effect Effects 0.000 claims abstract description 24
- 239000002344 surface layer Substances 0.000 claims description 85
- 239000010410 layer Substances 0.000 claims description 71
- 230000002093 peripheral effect Effects 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 description 6
- 238000013016 damping Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention relates to a structure and an implementation method of a semi-glue-filling waterproof battery, which are characterized in that: the structure of the semi-glue-pouring waterproof battery comprises a bracket for bearing a battery core and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck to the upper end part and the lower end part of the bracket, the gasket divides the aluminum cylinder and the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity. The invention has the beneficial effects that 1, effective waterproof is realized through half glue filling, 2, a lubricating gasket is communicated between the bracket and the aluminum cylinder, the assembly difficulty is effectively reduced, and the production efficiency is improved.
Description
Technical field:
the invention relates to a structure and an implementation method of a semi-glue-filled waterproof battery.
The background technology is as follows:
With the vigorous development of multi-section serial and parallel equipment such as electric bicycles, electric scooters, shared mopeds and the like, the travel mode of human society is developed in a long-foot manner. However, the safety problem caused by the severe use environment is also emerging in front of people, and the combustion events of electric vehicles, bicycles, shared mopeds and the like are frequent, so that the safer and more reliable battery structure design is increasingly valued by people. However, as the demands for productivity and reliability become Gao, the demands for the shape of the battery become more complicated. For manufacturing of batteries, how to ensure convenience in manufacturing of the batteries and safety in use under severe weather conditions under the condition of meeting the overall modeling requirement is always a difficulty for structural design of battery finished products.
The matching mode of the traditional lithium ion battery adopts the mode that the gasket is locked between the upper cover and the lower cover and the aluminum cylinder, so that the gasket, the shell and the aluminum cylinder are tightly matched to realize water resistance, and the gasket is easy to deform and difficult to assemble in place and the like, so that effective water resistance is difficult.
Meanwhile, the EVA or other flexible gaskets are assembled between the support and the shell (aluminum cylinder) in the traditional lithium ion battery damping structure, so that the purpose of damping is achieved, a certain interference allowance is needed for the gaskets for achieving the purpose of damping, and therefore the support and the shell (aluminum cylinder) are difficult to assemble in the production process, and the production efficiency is low.
The invention comprises the following steps:
aiming at the problems, the invention provides a structure of a semi-glue-pouring waterproof battery and an implementation method, and better waterproof performance can be realized through the structure of the semi-glue-pouring waterproof battery.
The invention relates to a structure of a semi-glue-filled waterproof battery, which is characterized in that: the battery cell comprises a bracket for holding the battery cell and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck to the upper end part and the lower end part of the bracket, the gasket divides the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity.
Further, the outer peripheral surface of the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder.
Further, the gasket comprises a surface layer and a bottom layer which are attached together, the width of the surface layer is larger than that of the bottom layer, glue for adhesion is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are attached to the upper end part and the lower end part of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of only the surface layer, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer.
Further, the outer peripheral surface of the pad is a lubrication surface.
Further, the lining surface layer is a lubricating material layer.
Further, a plurality of second gaskets are adhered to the support along the length direction, each second gasket comprises a second surface layer and a second bottom layer which are adhered together at equal widths, the length of each second bottom layer is smaller than that of each second surface layer, adhesive glue is coated on the bottom surfaces of each second surface layer and each second bottom layer, the bottom surfaces of each second surface layer and each second bottom layer are adhered to the surface of the support, the second gaskets are in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of the second surface layer only, and the second gaskets are in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the second surface layer and the second bottom layer.
Further, the second pad surface layer is a lubricating material layer or the surface of the second pad surface layer is a lubricating surface.
Further, the upper cover body and the lower cover body are respectively provided with a glue punching hole and a vent hole.
The realization method of the semi-glue-filled waterproof battery is characterized by comprising the following steps of: the semi-glue-pouring waterproof battery comprises a bracket for holding a battery core and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck to the upper end part and the lower end part of the bracket, the gasket divides the aluminum cylinder and the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity; when the battery is assembled, each battery core is firstly arranged on the bracket, then a circle of gasket is respectively stuck on the upper end part and the lower end part of the bracket, then the aluminum cylinder is sleeved on the bracket provided with the battery core, the upper cover body and the lower cover body are locked on the aluminum cylinder through screws at the upper part and the lower part, the upper cover body, the lower cover body connected with the aluminum cylinder are divided into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity by the gasket, and glue is poured into the inner cavities of the upper cover body, the lower cover body, namely the upper independent closed cavity and the lower independent closed cavity, so that the waterproof effect is realized.
Further, the gasket comprises a surface layer and a bottom layer which are attached together, the width of the surface layer is larger than that of the bottom layer, glue for adhesion is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are attached to the upper end part and the lower end part of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of only the surface layer, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer; the upper liner and the inner peripheral surface of the aluminum cylinder are in clearance or transition fit through the position with the surface layer, so that the aluminum cylinder can be sleeved into the bracket more smoothly, the upper liner and the inner peripheral surface of the aluminum cylinder are in interference fit with the position with the surface layer and the bottom layer, the surface layer of the liner is a lubricating material layer or the surface of the liner is a lubricating surface, the liner can divide the upper cover body, the lower cover body, which are connected with the aluminum cylinder, into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and the aluminum cylinder can be sleeved into the bracket more smoothly and the shock absorption effect can be realized.
The invention assembles the lower cover body and the aluminum cylinder to form an aluminum cylinder assembly, pastes the liner on the periphery of the bracket to form the bracket assembly, assembles the bracket assembly into the aluminum cylinder assembly, and after the upper cover body is assembled, the liner divides the inner space of the aluminum cylinder into an upper independent airtight cavity, a middle independent airtight cavity and a lower independent airtight cavity, the lubrication liner also plays a role of shock absorption, glue holes are formed on the upper cover and the lower cover, sealing glue is filled in the upper cavity and the lower cavity, and the sealing glue fluidity and the airtight space formed by the solidified glue and the shell are utilized, so that the complete waterproof effect is achieved.
The invention has the beneficial effects that 1, effective waterproof is realized through half glue filling, 2, a lubricating gasket is communicated between the bracket and the aluminum cylinder, the assembly difficulty is effectively reduced, and the production efficiency is improved.
Description of the drawings:
Fig. 1 is a perspective view of the structure of a semi-filled waterproof battery of the present invention;
FIG. 2 is a partial exploded view of FIG. 1;
FIG. 3 is a perspective view of a gasket;
fig. 4 is a perspective view of a second gasket;
FIG. 5 is a cross-sectional view of the gasket in the width direction;
FIG. 6 is a cross-sectional view of a second gasket in the width direction;
FIG. 7 is a cross-sectional view of a second gasket in the length direction;
FIG. 8 is a front view of the present invention;
FIG. 9 is a section A-A of FIG. 8;
Fig. 10 is a sectional view of B-B of fig. 8.
The specific embodiment is as follows:
The structure of the semi-glue-pouring waterproof battery comprises a bracket 1 for bearing a battery core and an aluminum cylinder 2 sleeved on the periphery of the bracket 1, wherein an upper cover body 3 and a lower cover body 4 are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder 2, a circle of gasket 5 is respectively stuck at the upper end part and the lower end part of the bracket 1, the gasket 5 divides the aluminum cylinder 2 and the upper cover body 3 and the lower cover body 4 connected with the aluminum cylinder 2 into an upper independent closed cavity, a middle independent cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity.
In one embodiment, the outer peripheral surface of the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder, and the outer peripheral surface of the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder, so that the gasket 5 can divide the aluminum cylinder 2 and the upper cover body 3 and the lower cover body 4 connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and can play roles in buffering and damping.
In one embodiment, the gasket 5 includes a surface layer 501 and a bottom layer 502 that are attached together, the width of the surface layer is greater than the width of the bottom layer, glue for adhesion is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are attached to the upper end and the lower end of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer only, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer only; the upper liner and the inner peripheral surface of the aluminum cylinder are in clearance or transition fit through the position with the surface layer, so that the aluminum cylinder can be sleeved into the bracket more smoothly, the upper liner and the inner peripheral surface of the aluminum cylinder are in interference fit with the position with the surface layer and the bottom layer, the surface layer of the liner is a lubricating material layer or the surface of the liner is a lubricating surface, the liner can divide the upper cover body, the lower cover body, which are connected with the aluminum cylinder, into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and the aluminum cylinder can be sleeved into the bracket more smoothly and the shock absorption effect can be realized.
The gasket is attached to the periphery of the support, and due to the fact that the gasket is thin on two sides and thick in the middle in the width direction, the thinner portions on two sides of the gasket play a role in guiding, the thicker portions in the middle and the aluminum cylinder shell are in interference fit to play a role in blocking and buffering, in the assembling process, the lubricating effect of the surface layer of the gasket reduces friction force between the support component and the aluminum cylinder, and accordingly the assembling difficulty of the support is reduced.
In one embodiment, the outer peripheral surface of the pad is a lubrication surface or the pad surface layer is a lubrication material layer, and the lubrication material layer is a tesa polypropylene adhesive tape; the bottom layer is made of EVA material, the thicknesses of the surface layer and the bottom layer are respectively 0.2mm and 0.5mm, and the width is 15mm.
In another embodiment, a plurality of second gaskets 6 are attached to the support 1 along the length direction, the second gaskets 6 are located between the two gaskets, the second gaskets 6 include a second surface layer 601 and a second bottom layer 602 which are attached together with equal widths, the length of the second bottom layer is smaller than that of the second surface layer, glue for bonding is coated on the bottom surfaces of the second surface layer and the second bottom layer, so that the bottom surfaces of the second surface layer and the second bottom layer are attached to the surface of the support, the second gaskets are in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position with the second surface layer and the second bottom layer, and are in interference fit with the inner peripheral surface of the aluminum cylinder at the position with the second surface layer and the second bottom layer.
The second liner is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder only at the position with the second surface layer, so that the aluminum cylinder can be sleeved into the second liner more smoothly, the second liner is in interference fit with the inner peripheral surface of the aluminum cylinder at the position with the second surface layer and the second bottom layer, and the second surface layer of the second liner is a lubricating material layer or the surface of the second liner is a lubricating surface, so that the aluminum cylinder can be sleeved into the bracket more smoothly and the damping effect formed by the whole battery can be realized.
The outer peripheral surface of the second gasket is a lubricating surface or a gasket surface layer is a lubricating material layer, and the lubricating material layer is a tesa polypropylene rubber adhesive tape; the second bottom layer is made of EVA materials, the thicknesses of the second surface layer and the second bottom layer are respectively 0.5mm and 1mm, and the widths are 8.5mm.
In order to perform the glue filling more smoothly, the upper cover body and the lower cover body are respectively provided with a glue-punching hole 7 and a vent hole 8.
The realization method of the semi-glue-filled waterproof battery is characterized by comprising the following steps of: the semi-glue-pouring waterproof battery comprises a bracket for holding a battery core and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck to the upper end part and the lower end part of the bracket, the gasket divides the aluminum cylinder and the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity; when the battery is assembled, each battery core is firstly arranged on the bracket, then a circle of gasket is respectively stuck on the upper end part and the lower end part of the bracket, then the aluminum cylinder is sleeved on the bracket provided with the battery core, the upper cover body and the lower cover body are locked on the aluminum cylinder through screws at the upper part and the lower part, the upper cover body, the lower cover body connected with the aluminum cylinder are divided into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity by the gasket, and glue is poured into the inner cavities of the upper cover body, the lower cover body, namely the upper independent closed cavity and the lower independent closed cavity, so that the waterproof effect is realized.
Further, the gasket comprises a surface layer and a bottom layer which are attached together, the width of the surface layer is larger than that of the bottom layer, glue for adhesion is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are attached to the upper end part and the lower end part of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of only the surface layer, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer; the upper liner and the inner peripheral surface of the aluminum cylinder are in clearance or transition fit through the position with the surface layer, so that the aluminum cylinder can be sleeved into the bracket more smoothly, the upper liner and the inner peripheral surface of the aluminum cylinder are in interference fit with the position with the surface layer and the bottom layer, the surface layer of the liner is a lubricating material layer or the surface of the liner is a lubricating surface, the liner can divide the upper cover body, the lower cover body, which are connected with the aluminum cylinder, into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and the aluminum cylinder can be sleeved into the bracket more smoothly and the shock absorption effect can be realized.
The invention assembles the lower cover body and the aluminum cylinder to form an aluminum cylinder assembly, pastes the liner on the periphery of the bracket to form the bracket assembly, assembles the bracket assembly into the aluminum cylinder assembly, and after the upper cover body is assembled, the liner divides the inner space of the aluminum cylinder into an upper independent airtight cavity, a middle independent airtight cavity and a lower independent airtight cavity, the lubrication liner also plays a role of shock absorption, glue holes are formed on the upper cover and the lower cover, sealing glue is filled in the upper cavity and the lower cavity, and the sealing glue fluidity and the airtight space formed by the solidified glue and the shell are utilized, so that the complete waterproof effect is achieved.
The invention has the beneficial effects that 1, effective waterproof is realized through half glue filling, 2, a lubricating gasket is communicated between the bracket and the aluminum cylinder, the assembly difficulty is effectively reduced, and the production efficiency is improved.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present invention and are not limiting; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (3)
1. The utility model provides a half structure of encapsulating waterproof battery which characterized in that: the battery pack comprises a bracket for holding a battery core and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck at the upper end part and the lower end part of the bracket, the gasket divides the aluminum cylinder and the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and glue is poured into the upper independent closed cavity and the lower independent closed cavity; a plurality of second gaskets are adhered to the support along the length direction, each second gasket comprises a second surface layer and a second bottom layer which are adhered together in an equal width mode, the length of each second bottom layer is smaller than that of each second surface layer, adhesive glue is coated on the bottom surfaces of each second surface layer and each second bottom layer, so that the bottom surfaces of each second surface layer and each second bottom layer are adhered to the surface of the support, the second gaskets are in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of only the second surface layer, and are in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the second surface layer and the second bottom layer; the outer peripheral surface of the liner is in interference fit with the inner peripheral surface of the aluminum cylinder; the gasket comprises a surface layer and a bottom layer which are bonded together, the width of the surface layer is larger than that of the bottom layer, glue for bonding is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are bonded on the upper end part and the lower end part of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer only, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer; the outer peripheral surface of the gasket is a lubricating surface; the lining surface layer is a lubricating material layer; the second lining surface layer is a lubricating material layer or the surface of the second lining surface layer is a lubricating surface.
2. The structure of a semi-filled waterproof battery of claim 1, wherein: glue punching holes and vent holes are respectively formed in the upper cover body and the lower cover body.
3. A method for implementing the semi-filled waterproof battery of claim 1, wherein: the semi-glue-pouring waterproof battery comprises a bracket for holding a battery core and an aluminum cylinder sleeved on the periphery of the bracket, wherein an upper cover body and a lower cover body are fixedly arranged at the upper end part and the lower end part of the aluminum cylinder, a circle of gasket is respectively stuck to the upper end part and the lower end part of the bracket, the gasket divides the aluminum cylinder and the upper cover body and the lower cover body connected with the aluminum cylinder into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, glue is poured into the upper independent closed cavity and the lower independent closed cavity, a plurality of second gaskets are stuck to the bracket along the length direction, each second gasket comprises a second surface layer and a second bottom layer which are stuck together at equal widths, the length of each second bottom layer is smaller than that of each second surface layer, glue for adhesion is coated on the bottom surfaces of the second surface layer and the second bottom layer, the second gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of only the second surface layer, and the second gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the second surface layer; when the battery is assembled, each battery core is firstly arranged on a bracket, then a circle of gaskets are respectively stuck to the upper end part and the lower end part of the bracket, then an aluminum cylinder is sleeved into the bracket on which the battery core is arranged, an upper cover body and a lower cover body are locked on the aluminum cylinder through screws at the upper part and the lower part, the upper cover body, the lower cover body connected with the aluminum cylinder are divided into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity by the gaskets, and glue is poured into the inner cavities of the upper cover body, the lower cover body, namely the upper independent closed cavity and the lower independent closed cavity, so that the waterproof effect is realized; the gasket comprises a surface layer and a bottom layer which are bonded together, the width of the surface layer is larger than that of the bottom layer, glue for bonding is coated on the bottom surfaces of the surface layer and the bottom layer, so that the bottom surfaces of the surface layer and the bottom layer are bonded on the upper end part and the lower end part of the bracket, the gasket is in clearance or transition fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer only, and the gasket is in interference fit with the inner peripheral surface of the aluminum cylinder at the position of the surface layer and the bottom layer; the upper liner and the inner peripheral surface of the aluminum cylinder are in clearance or transition fit through the position with the surface layer, so that the aluminum cylinder can be sleeved into the bracket more smoothly, the upper liner and the inner peripheral surface of the aluminum cylinder are in interference fit with the position with the surface layer and the bottom layer, the surface layer of the liner is a lubricating material layer or the surface of the liner is a lubricating surface, the liner can divide the upper cover body, the lower cover body, which are connected with the aluminum cylinder, into an upper independent closed cavity, a middle independent closed cavity and a lower independent closed cavity, and the aluminum cylinder can be sleeved into the bracket more smoothly and the shock absorption effect can be realized.
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| CN201910926445.5A CN110581308B (en) | 2019-09-27 | 2019-09-27 | Structure of semi-glue-filled waterproof battery and implementation method |
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| CN201910926445.5A CN110581308B (en) | 2019-09-27 | 2019-09-27 | Structure of semi-glue-filled waterproof battery and implementation method |
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| CN110581308B true CN110581308B (en) | 2024-04-26 |
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