CN211376722U - Waterproof packaging structure for lithium electronic battery - Google Patents
Waterproof packaging structure for lithium electronic battery Download PDFInfo
- Publication number
- CN211376722U CN211376722U CN201922408047.2U CN201922408047U CN211376722U CN 211376722 U CN211376722 U CN 211376722U CN 201922408047 U CN201922408047 U CN 201922408047U CN 211376722 U CN211376722 U CN 211376722U
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- CN
- China
- Prior art keywords
- shell
- waterproof
- layer
- battery
- waterproof layer
- 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
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 18
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title abstract description 7
- 229910052744 lithium Inorganic materials 0.000 title abstract description 7
- 239000004519 grease Substances 0.000 claims abstract description 32
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 19
- 229910052802 copper Inorganic materials 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims description 64
- 239000011247 coating layer Substances 0.000 claims description 38
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 18
- 229910001416 lithium ion Inorganic materials 0.000 claims description 18
- 239000004743 Polypropylene Substances 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005253 cladding Methods 0.000 abstract description 16
- 239000011248 coating agent Substances 0.000 abstract description 14
- 238000000576 coating method Methods 0.000 abstract description 14
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000013021 overheating Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte 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
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a relate to lithium electronic battery technical field specifically is a waterproof packaging structure for lithium electronic battery, including the battery body, the outside fixedly connected with waterproof layer of battery body, one side fixedly connected with copper cap of battery body, first perforation hole has been seted up at the top of waterproof layer, one side swing joint of waterproof layer has first shell. The utility model has the advantages that: through setting up the waterproof layer, battery body's outside fixedly connected with waterproof layer, one side fixedly connected with copper cap of battery body, first perforation hole has been seted up at the top of waterproof layer, the waterproof layer includes first cladding layer, coating and second cladding layer, the coating adopts the silicone grease material, the silicone grease has waterproof nature and the thermal diffusivity of silicone grease is good, the cost of silicone grease is also lower, adopt the silicone grease as the waterproof layer, can guarantee the waterproof nature of battery, can also prevent that the battery from leading to the battery overheated when the heat dissipation is untimely when charging, the overheated problem of battery has been realized solving.
Description
Technical Field
The utility model relates to a lithium electronic battery technical field specifically is a waterproof packaging structure for lithium electronic battery.
Background
A lithium ion battery: is a secondary battery (rechargeable battery) which mainly depends on the movement of lithium ions between a positive electrode and a negative electrode, and the lithium ions are inserted and extracted back and forth between the two electrodes during the charging and discharging processes: during charging, lithium ions are extracted from the positive electrode and are inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; in the conventional electronic product, the lithium ion battery is very colorful, and because the electronic product is inevitably contacted with water in daily life, the lithium ion battery needs to have certain waterproofness to ensure the normal work of the battery, a waterproof layer is generally added into the battery to ensure the certain waterproofness of the battery, and then a protective shell is added outside the waterproof layer to prevent the direct contact of the interior of the battery with the water.
The prior device has the following defects:
1. the waterproof layer has good sealing performance, but the lithium ion battery can generate heat in the charging process, the waterproof layer is tightly sealed, and the waterproof layer of the existing device is generally thick in order to ensure the waterproof performance of the existing device, so that the battery is overheated due to untimely heat release during charging;
2. the protective housing generally divide into two parts and connects, but current connected mode is comparatively complicated and the stability after connecting is relatively poor.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a waterproof packaging structure for lithium-ion battery, through setting up the coating, the coating is the silicone grease material, and the silicone grease has waterproof nature, and the thermal diffusivity of silicone grease is better, avoids the battery overheated when charging, has solved the problem of proposing among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a waterproof packaging structure for lithium ion battery, includes the battery body, the outside fixedly connected with waterproof layer of battery body, one side fixedly connected with copper cap of battery body, first perforation hole has been seted up at the top of waterproof layer, one side swing joint of waterproof layer has first shell, first thread groove has been seted up to one side of first shell, first notch has been seted up to one side of first shell, one side swing joint that keeps away from first shell of waterproof layer has the second shell, the second through hole has been seted up to one side that first shell was kept away from to the second shell, second thread groove has been seted up to one side of second shell, the second notch has been seted up to one side of second shell, the inside fixedly connected with fixed block of second notch.
Optionally, the waterproof layer includes first cladding layer, coating and second cladding layer, the material of first cladding layer and second cladding layer is polypropylene, the material of coating is waterproof material, the material of coating specifically is the silicone grease, the thickness of first cladding layer is the same with the thickness of second cladding layer, the thickness of coating is greater than the thickness of first cladding layer.
Optionally, the first through hole is circular, the copper cap is cylindrical, the shape and size of the first through hole are matched with the shape and size of the copper cap, and the shape and size of the second through hole are matched with the shape and size of the copper cap.
Optionally, the first shell is a cylinder with a hollow interior and without a cover on one side, the inner diameter of the first shell is the same as that of the waterproof layer, and the first shell and the second shell are in threaded connection through a first thread groove and a second thread groove.
Optionally, the second shell is a cylinder which is hollow inside and has no cover on one side, the inner diameter of the first shell is the same as that of the waterproof layer, and a sealing sheet is fixedly connected to the threaded connection part of the first shell and the second shell.
Optionally, the second notch and the first notch are fixedly connected through a fixing block, and the fixing block is made of soldering tin.
(III) advantageous effects
The utility model provides a waterproof packaging structure for lithium-ion battery possesses following beneficial effect:
1. through setting up the waterproof layer, battery body's outside fixedly connected with waterproof layer, one side fixedly connected with copper cap of battery body, first perforation hole has been seted up at the top of waterproof layer, the waterproof layer includes first cladding layer, coating and second cladding layer, the material of first cladding layer and second cladding layer is the polypropylene, the material of coating is waterproof material, the material of coating specifically is the silicone grease, the thickness of first cladding layer is the same with the thickness of second cladding layer, the thickness of coating is greater than the thickness of first cladding layer, the coating adopts the silicone grease material, the silicone grease has waterproof nature and the thermal diffusivity of silicone grease is good, the cost of silicone grease is also lower, adopt the silicone grease as the waterproof layer, can guarantee the waterproof nature of battery, can also prevent that the battery from leading to the battery overheated when the heat dissipation untimely when charging, the overheated problem of battery has been realized.
2. By arranging the first shell, a first notch is formed in one side of the first shell, a second shell is movably connected to one side of the waterproof layer, which is far away from the first shell, a second through hole is formed in one side of the second shell, which is far away from the first shell, a second thread groove is formed in one side of the second shell, a second notch is formed in one side of the second shell, a fixed block is fixedly connected to the inside of the second notch, the second notch is fixedly connected with the first notch through the fixed block, and the fixed block is made of soldering tin, during the encapsulation, embolia first shell from the bottom of waterproof layer, embolia the second shell from the top of waterproof layer, link together first shell and second shell through first thread groove and second thread groove, the position of first notch and second notch aligns, uses the fixed block to die the position card of first shell and second shell, has realized being convenient for connect and has connected the better purpose of back stability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a schematic structural diagram of the first housing of the present invention;
fig. 5 is a schematic sectional view of the waterproof layer of the present invention.
In the figure: 1-battery body, 2-waterproof layer, 201-first coating layer, 202-coating layer, 203-second coating layer, 3-copper cap, 4-first through hole, 5-first shell, 6-first notch, 7-second shell, 8-second through hole, 9-second notch, 10-fixing block and 11-sealing sheet.
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 to 5, the present invention provides a technical solution: a waterproof packaging structure for a lithium ion battery comprises a battery body 1, a waterproof layer 2 is fixedly connected to the outer side of the battery body 1, a copper cap 3 is fixedly connected to one side of the battery body 1, a first through hole 4 is formed in the top of the waterproof layer 2, a first shell 5 is movably connected to one side of the waterproof layer 2, a first thread groove is formed in one side of the first shell 5, a first notch 6 is formed in one side of the first shell 5, a second shell 7 is movably connected to one side of the waterproof layer 2, which is far away from the first shell 5, a second through hole 8 is formed in one side of the second shell 7, a second thread groove is formed in one side of the second shell 7, a second notch 9 is formed in one side of the second shell 7, a fixing block 10 is fixedly connected to the inside of the second notch 9, during packaging, the first shell 5 is sleeved from the bottom of the waterproof layer 2, the second shell 7 is sleeved from the top of the waterproof layer 2, connect first shell 5 and second shell 7 together through first thread groove and second thread groove, the position of first notch 6 and second notch 9 aligns, uses fixed block 10 dead with the position card of first shell 5 and second shell 7, has realized being convenient for connect and has connected the better purpose of back stability.
As an optimal technical solution of the utility model: the waterproof layer 2 comprises a first coating layer 201, a coating layer 202 and a second coating layer 203, the first coating layer 201 and the second coating layer 203 are both made of polypropylene, the coating layer 202 is made of waterproof materials, the coating layer 202 is specifically made of silicone grease, the thickness of the first coating layer 201 is the same as that of the second coating layer 203, the thickness of the coating layer 202 is larger than that of the first coating layer 201, the coating layer 202 is made of silicone grease, the silicone grease has waterproofness and good heat dissipation performance of the silicone grease, the cost of the silicone grease is low, the waterproof performance of the battery can be guaranteed by adopting the silicone grease as the waterproof layer, the overheating of the battery caused by untimely heat dissipation during charging can be prevented, the problem of overheating of the battery is solved, the first through hole 4 is circular, the copper cap 3 is cylindrical, the shape and size of the first through hole 4 are matched with the shape and size of the copper cap 3, and the shape and size of the second through hole 8 are matched with the, first shell 5 is inside cavity and the uncovered cylinder of one side, the inside diameter of first shell 5 is the same with waterproof layer 2's diameter, first shell 5 passes through first thread groove and second thread groove threaded connection with second shell 7, second shell 7 is inside cavity and the uncovered cylinder of one side, the inside diameter of first shell 5 is the same with waterproof layer 2's diameter, the threaded connection department fixedly connected with gasket 11 of first shell 5 and second shell 7, prevent that water from permeating second notch 9 and first notch 6 from threaded connection department and pass through fixed block 10 fixed connection, the material of fixed block 10 is soldering tin.
When the user uses: when the encapsulation, embolia first shell 5 from waterproof layer 2's bottom, embolia second shell 7 from waterproof layer 2's top, link together first shell 5 and second shell 7 through first thread groove and second thread groove, first notch 6 aligns with the position of second notch 9, use fixed block 10 to die the position card of first shell 5 and second shell 7, coating 202 adopts the silicone grease material, the silicone grease has waterproof nature and the thermal diffusivity of silicone grease is good, the cost of silicone grease is also lower, adopt the silicone grease as the waterproof layer, can guarantee the waterproof nature of battery, can also prevent that the battery from leading to the battery overheated when the heat dissipation is untimely when charging.
To sum up, the waterproof packaging structure for the lithium ion battery is characterized in that when the waterproof packaging structure is used, the waterproof layer 2 is arranged, the waterproof layer 2 is fixedly connected to the outer side of the battery body 1, the copper cap 3 is fixedly connected to one side of the battery body 1, the first through hole 4 is formed in the top of the waterproof layer 2, the waterproof layer 2 comprises the first coating layer 201, the coating layer 202 and the second coating layer 203, the first coating layer 201 and the second coating layer 203 are both made of polypropylene, the coating layer 202 is made of waterproof material, the coating layer 202 is specifically made of silicone grease, the thickness of the first coating layer 201 is the same as that of the second coating layer 203, the thickness of the coating layer 202 is larger than that of the first coating layer 201, the coating layer 202 is made of silicone grease, the silicone grease has good heat dissipation performance, the cost of the silicone grease is low, the silicone grease is used as the waterproof layer, the waterproof performance of the battery can be guaranteed, and the battery, the problem of overheating of the battery is solved by arranging the first shell 5, one side of the first shell 5 is provided with a first notch 6, one side of the waterproof layer 2, which is far away from the first shell 5, is movably connected with a second shell 7, one side of the second shell 7, which is far away from the first shell 5, is provided with a second through hole 8, one side of the second shell 7 is provided with a second threaded groove, one side of the second shell 7 is provided with a second notch 9, the inside of the second notch 9 is fixedly connected with a fixed block 10, the second notch 9 is fixedly connected with the first notch 6 through the fixed block 10, the fixed block 10 is made of soldering tin, when in packaging, the first shell 5 is sleeved in from the bottom of the waterproof layer 2, the second shell 7 is sleeved in from the top of the waterproof layer 2, the first shell 5 and the second shell 7 are connected together through a first threaded groove and a second threaded groove, the positions of the first notch 6 and the second notch 9 are aligned, the fixing block 10 is used for clamping the positions of the first shell 5 and the second shell 7, so that the purposes of convenience in connection and good stability after connection are achieved.
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 (6)
1. The utility model provides a waterproof packaging structure for lithium ion battery which characterized in that: the battery comprises a battery body (1), wherein a waterproof layer (2) is fixedly connected to the outer side of the battery body (1), a copper cap (3) is fixedly connected to one side of the battery body (1), and a first through hole (4) is formed in the top of the waterproof layer (2); one side swing joint of waterproof layer (2) has first shell (5), first thread groove has been seted up to one side of first shell (5), first notch (6) have been seted up to one side of first shell (5), one side swing joint of keeping away from first shell (5) of waterproof layer (2) has second shell (7), second through hole (8) have been seted up to one side that first shell (5) were kept away from in second shell (7), the second thread groove has been seted up to one side of second shell (7), second notch (9) have been seted up to one side of second shell (7), the inside fixedly connected with fixed block (10) of second notch (9).
2. The waterproof packaging structure for the lithium-ion battery according to claim 1, wherein: the waterproof layer (2) comprises a first coating layer (201), a coating layer (202) and a second coating layer (203), the materials of the first coating layer (201) and the second coating layer (203) are both polypropylene, the material of the coating layer (202) is a waterproof material, the material of the coating layer (202) is specifically silicone grease, the thickness of the first coating layer (201) is the same as that of the second coating layer (203), and the thickness of the coating layer (202) is larger than that of the first coating layer (201).
3. The waterproof packaging structure for the lithium-ion battery according to claim 1, wherein: the first through hole (4) is circular, the copper cap (3) is cylindrical, the shape and the size of the first through hole (4) are matched with those of the copper cap (3), and the shape and the size of the second through hole (8) are matched with those of the copper cap (3).
4. The waterproof packaging structure for the lithium-ion battery according to claim 1, wherein: the waterproof structure is characterized in that the first shell (5) is a cylinder which is hollow inside and has no cover on one side, the inner diameter of the first shell (5) is the same as that of the waterproof layer (2), and the first shell (5) is in threaded connection with the second shell (7) through a first thread groove and a second thread groove.
5. The waterproof packaging structure for the lithium-ion battery according to claim 1, wherein: the waterproof structure is characterized in that the second shell (7) is a hollow cylinder with one side being uncovered, the inner diameter of the first shell (5) is the same as that of the waterproof layer (2), and a sealing sheet (11) is fixedly connected to the threaded connection position of the first shell (5) and the second shell (7).
6. The waterproof packaging structure for the lithium-ion battery according to claim 1, wherein: the second notch (9) is fixedly connected with the first notch (6) through a fixing block (10), and the fixing block (10) is made of soldering tin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922408047.2U CN211376722U (en) | 2019-12-28 | 2019-12-28 | Waterproof packaging structure for lithium electronic battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922408047.2U CN211376722U (en) | 2019-12-28 | 2019-12-28 | Waterproof packaging structure for lithium electronic battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211376722U true CN211376722U (en) | 2020-08-28 |
Family
ID=72157026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922408047.2U Expired - Fee Related CN211376722U (en) | 2019-12-28 | 2019-12-28 | Waterproof packaging structure for lithium electronic battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211376722U (en) |
-
2019
- 2019-12-28 CN CN201922408047.2U patent/CN211376722U/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: 20200828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |