CN211062595U - Cylindrical full-sealed type super capacitor - Google Patents
Cylindrical full-sealed type super capacitor Download PDFInfo
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- CN211062595U CN211062595U CN201921644607.8U CN201921644607U CN211062595U CN 211062595 U CN211062595 U CN 211062595U CN 201921644607 U CN201921644607 U CN 201921644607U CN 211062595 U CN211062595 U CN 211062595U
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- 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
- Y02E60/13—Energy storage using capacitors
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Abstract
The utility model discloses a cylinder formula totally enclosed type ultracapacitor system, include: the inner cavity of the shell is sequentially provided with a first cavity and a second cavity along the direction from the bottom of the shell to the opening, the diameter of the second cavity is larger than that of the first cavity, so that an annular platform is formed at the periphery of the first cavity, and the first cavity is communicated with the second cavity; a super capacitor single body is arranged in the second cavity and is in close contact with the annular platform and the inner wall of the shell, so that a containing part is formed between the super capacitor single body and the first cavity and contains electrolyte which possibly overflows; the shell is higher than a cavity formed by the single super capacitor body part, and a cavity between the inner wall of the shell and the single super capacitor body is filled with a resin layer to form a sealing structure. The utility model discloses can prolong ultracapacitor system's life, and effectively prevent the electrolyte solution that probably leaks and flow to whole circuit board on, cause whole circuit board large tracts of land to destroy.
Description
Technical Field
The utility model relates to an energy reserve field. More specifically speaking, the utility model relates to a cylinder formula totally enclosed type ultracapacitor system.
Background
The super capacitor is a chemical power supply, has the advantages of short charging and discharging time, long cycle life, high power density, wide working temperature range, environmental protection and the like, and has high application value and great market potential in the fields of traffic, electric power, communication, national defense and electronic products. However, the inherent disadvantages of the supercapacitor are also apparent, and the supercapacitor expands and contracts due to heat generation, overvoltage or adsorption and desorption of ions during its operation, so that the electrolyte in the capacitor leaks. After the electrolyte leaks, the electrolyte not only influences the capacitor and cannot be normally used, but also influences the whole circuit to destroy the whole circuit.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses it is still another object to provide a cylinder formula totally enclosed type ultracapacitor system, on it can effectively prevent the electrolyte solution that probably leaks to flow to whole circuit board, cause whole circuit board large tracts of land to destroy.
In order to achieve these objects and other advantages in accordance with the present invention, there is provided a cylindrical type hermetically sealed type supercapacitor including:
the inner cavity of the shell is sequentially provided with a first cavity and a second cavity along the direction from the bottom of the shell to the opening, the diameter of the second cavity is larger than that of the first cavity, so that an annular platform is formed at the periphery of the first cavity, and the first cavity is communicated with the second cavity; a super capacitor single body is arranged in the second cavity and is in close contact with the annular platform and the inner wall of the shell, so that a containing part is formed between the super capacitor single body and the first cavity and contains electrolyte which possibly overflows; the shell is higher than a cavity formed by the single super capacitor body part, and a cavity between the inner wall of the shell and the single super capacitor body is filled with a resin layer to form a sealing structure. The shell is made of one of PP, PE, PBT, ABS, aluminum and alloy thereof, steel and alloy thereof; the resin used by the resin layer is selected from one of epoxy resin, polyurethane resin and organic silicon resin. In practical application, sealing wax can be used to replace resin for sealing.
Preferably, the inner wall of the shell is provided with a super capacitor monomer coating layer extending from the annular platform to the opening direction of the shell, the height of the coating layer is not higher than that of the super capacitor monomer, and resin is filled in a cavity between the part of the coating layer, which is lower than the super capacitor monomer, of the coating layer and the inner wall of the shell so as to ensure that the super capacitor monomer is in close contact with the inner wall of the shell.
Preferably, the coating is provided with a groove extending towards the annular platform along the opening of the coating for exhausting.
Preferably, the bottom of the shell is provided with an explosion-proof bulge protruding towards the opening direction of the shell.
Preferably, the explosion-proof protrusion is cross-shaped or Y-shaped.
Preferably, a circular bulge is arranged at the center of the cross-shaped explosion-proof bulge.
Preferably, a positioning groove is formed in the edge of the upper portion of the shell, so that the positive and negative electrode guide pins are clamped in the positioning groove when being folded into a right angle.
Preferably, the supercapacitor monomer comprises an aluminum shell, electrolyte, a rubber plug and a winding core; the winding core is formed by winding a positive plate connected with a positive electrode guide pin, a diaphragm, a negative plate connected with a negative electrode guide pin and the diaphragm in sequence; the winding core is arranged in the aluminum shell filled with the electrolyte; the rubber plug is provided with a hole through which the positive and negative electrode guide pins penetrate, and the hole is used for sealing the aluminum shell.
The utility model discloses at least, include following beneficial effect: when the single body of the super capacitor is used in an overvoltage mode or gas generation inside a product is serious, leaked electrolyte can flow into the first cavity at the bottom of the single body and cannot flow outside the shell, and large-area line paralysis caused by electrolyte leakage is prevented; secondly, the cylindrical fully-sealed type super capacitor provided by the utility model adopts resin and a shell to protect the super capacitor monomer inside, and does not contact with the outside, so that the super capacitor is used under the conditions of high temperature and high humidity, and the service life of the super capacitor is greatly prolonged; thirdly, the utility model provides a cylinder formula totally enclosed type ultracapacitor system casing bottom is equipped with explosion-proof arch, and when ultracapacitor system took place to swell or burst, played the explosion-proof effect of buffering.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the housing according to an embodiment of the present invention;
fig. 2 is a schematic view of the cylindrical fully-sealed type supercapacitor according to one embodiment of the present invention;
fig. 3 is a schematic structural diagram of the supercapacitor unit according to one embodiment of the present invention;
fig. 4 is a perspective view of the cylindrical fully-sealed type supercapacitor according to an embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, the utility model provides a cylinder type totally enclosed type ultracapacitor system, include:
the inner cavity of the shell 1 is sequentially provided with a first cavity 2 and a second cavity 3 from the bottom of the shell to the opening direction, the diameter of the second cavity 3 is larger than that of the first cavity 2, so that an annular platform is formed at the periphery of the first cavity 2, and the first cavity 2 is communicated with the second cavity 3; a super capacitor single body 7 is arranged in the second cavity 3 and is in close contact with the annular platform and the inner wall of the shell 1, so that a containing part is formed between the super capacitor single body 7 and the first cavity 2 and contains electrolyte which possibly overflows; the shell 1 is higher than a cavity formed by the part of the super capacitor unit 7, and a cavity between the inner wall of the shell 1 and the super capacitor unit 7 is filled with a resin layer 10 to form a sealing structure.
In the technical scheme, the first cavity 2 and the second cavity 3 are arranged in the inner cavity of the shell 1, the two cavities are vertically arranged, an annular platform is formed by utilizing the diameter difference of the two cavities, the single super capacitor 7 is arranged on the annular platform and is in close contact with the annular platform, and an accommodating part is formed between the single super capacitor 7 and the bottom of the shell 1 due to the arrangement of the first cavity. The bottom of the single super capacitor 7 can generate gas due to decomposition of electrolyte in the use process, so that the internal air pressure is increased, and the bottom of the single super capacitor 7 bulges, and firstly, a space is reserved for the bottom of the single super capacitor 7 by the accommodating part, so that the overall appearance of the super capacitor cannot be influenced even if the bottom of the single super capacitor 7 bulges; secondly, when the super capacitor single body 7 is used in an overvoltage mode or the inside generates gas seriously, electrolyte which is possibly leaked in the super capacitor single body 7 flows into the accommodating part and cannot flow out of the shell 1 to pollute other circuits on a circuit board, and the liquid leakage prevention function is achieved. In the technical scheme, the super capacitor single body 7 is coated by the resin 10 and the shell 1, and is not in direct contact with the outside, so that the super capacitor single body 7 can be used under the conditions of high temperature and high humidity, and the service life of the super capacitor single body 7 is prolonged. The shell 1 is made of one material selected from PP, PE, PBT, ABS, aluminum and alloy thereof, steel and alloy thereof; the resin used in the resin layer 10 is selected from one of epoxy resin, polyurethane resin and silicone resin. In practical application, sealing wax can be used to replace resin for sealing.
As shown in fig. 2, in one technical solution, a supercapacitor monomer coating layer 13 extending from the annular platform to the opening of the casing 1 is disposed on the inner wall of the casing 1, the height of the coating layer 13 is not higher than that of the supercapacitor monomer 7, and resin is filled in a cavity between a portion of the coating layer 13 lower than the supercapacitor monomer 7 and the inner wall of the casing 1 to ensure that the supercapacitor monomer 7 is in close contact with the inner wall of the casing 1; in the above technical solution, the coating layer 13 is disposed on the inner wall of the casing 1, so that the supercapacitor unit 7 is in close contact with the casing 1, and the supercapacitor unit is fixed, and when the resin layer 10 is injected on the supercapacitor unit, the resin does not flow into the first cavity 2 along the inner wall of the casing 1.
As shown in fig. 1 and 2, in one embodiment, the covering layer 13 is provided with a groove 5 extending toward the annular platform along an opening of the covering layer 13 for exhausting air.
As can be seen from fig. 4, in one of the technical solutions, the bottom of the housing is provided with an explosion-proof protrusion 14 protruding towards the opening direction of the housing.
In one technical scheme, the explosion-proof protrusion is in a cross shape or a Y shape so as to control explosion-proof pressure.
As shown in fig. 4, in one of the technical solutions, a circular protrusion is disposed at the center of the cross-shaped explosion-proof protrusion to increase the explosion-proof space.
As shown in fig. 1, in one of the technical solutions, a positioning groove 6 is disposed at the upper edge of the casing, so that when the positive and negative electrode guide pins are folded into a right angle, the positive and negative electrode guide pins are clamped in the positioning groove 6, thereby ensuring a certain distance between the positive and negative electrode guide pins, and ensuring accurate and convenient welding of the circuit board.
As shown in fig. 3, in one embodiment, the supercapacitor unit 7 includes an aluminum case 12, an electrolyte, a rubber plug 9, and a winding core 11; the winding core 11 is formed by sequentially winding a positive plate connected with a positive guide pin, a diaphragm, a negative plate connected with a negative guide pin and the diaphragm; the winding core 11 is arranged in an aluminum shell 12 filled with the electrolyte; the rubber plug 9 is provided with a hole through which the positive and negative electrode guide pins 8 penetrate, and is used for sealing the aluminum shell 12.
As described above, according to the present invention, at least the following advantageous effects are included: when the single body of the super capacitor is used in an overvoltage mode or gas generation inside a product is serious, leaked electrolyte can flow into the first cavity at the bottom of the single body and cannot flow outside the shell, and large-area line paralysis caused by electrolyte leakage is prevented; secondly, the cylindrical fully-sealed type super capacitor provided by the utility model adopts resin and a shell to protect the super capacitor monomer inside, and does not contact with the outside, so that the super capacitor is used under the conditions of high temperature and high humidity, and the service life of the super capacitor is greatly prolonged; thirdly, the utility model provides a cylinder formula totally enclosed type ultracapacitor system casing bottom is equipped with explosion-proof arch, and when ultracapacitor system took place to swell or burst, played the explosion-proof effect of buffering.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (8)
1. Cylindrical totally enclosed type ultracapacitor system, its characterized in that includes:
the inner cavity of the shell is sequentially provided with a first cavity and a second cavity along the direction from the bottom of the shell to the opening, the diameter of the second cavity is larger than that of the first cavity, so that an annular platform is formed at the periphery of the first cavity, and the first cavity is communicated with the second cavity; a super capacitor single body is arranged in the second cavity and is in close contact with the annular platform and the inner wall of the shell, so that a containing part is formed between the super capacitor single body and the first cavity and contains electrolyte which possibly overflows; and a cavity formed by the shell and the part of the shell higher than the monomer of the supercapacitor is filled with a resin layer to form a sealing structure.
2. The cylindrical type totally enclosed type supercapacitor of claim 1, wherein the inner wall of the casing is provided with a supercapacitor unit coating layer extending along the direction from the annular platform to the opening of the casing, the coating layer has a height not higher than that of the supercapacitor unit, and a cavity between a part of the coating layer lower than the supercapacitor unit and the inner wall of the casing is filled with resin to ensure that the supercapacitor unit is in close contact with the inner wall of the casing.
3. The cylindrical hermetically sealed supercapacitor of claim 2, wherein the blanket has a groove extending in a direction toward the annular platform at the opening of the blanket for venting.
4. The cylindrical type hermetically sealed supercapacitor of claim 2, wherein the bottom of the case is provided with an explosion-proof protrusion protruding in the direction of the opening of the case.
5. The cylindrical type totally enclosed type ultracapacitor of claim 4, wherein the explosion-proof protrusions are cross-shaped or Y-shaped.
6. The cylindrical type totally enclosed type ultracapacitor of claim 5, wherein a circular bulge is arranged at the center position of the cross-shaped explosion-proof bulge.
7. The cylindrical fully-sealed type supercapacitor of claim 6, wherein the supercapacitor cell comprises an aluminum case, an electrolyte, a rubber plug and a winding core; the winding core is formed by winding a positive plate connected with a positive electrode guide pin, a diaphragm, a negative plate connected with a negative electrode guide pin and the diaphragm in sequence; the winding core is arranged in the aluminum shell filled with the electrolyte; the rubber plug is provided with a hole through which the positive and negative electrode guide pins penetrate, and the hole is used for sealing the aluminum shell.
8. The cylindrical type totally enclosed type supercapacitor of claim 7, wherein a positioning groove is provided at an upper edge of the case, so that the positive and negative electrode guide pins are engaged in the positioning groove when folded at a right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644607.8U CN211062595U (en) | 2019-09-29 | 2019-09-29 | Cylindrical full-sealed type super capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644607.8U CN211062595U (en) | 2019-09-29 | 2019-09-29 | Cylindrical full-sealed type super capacitor |
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| Publication Number | Publication Date |
|---|---|
| CN211062595U true CN211062595U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921644607.8U Active CN211062595U (en) | 2019-09-29 | 2019-09-29 | Cylindrical full-sealed type super capacitor |
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| CN (1) | CN211062595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113205962A (en) * | 2021-05-08 | 2021-08-03 | 南通华裕电子有限公司 | Leakage-proof device for working electrolyte of electrolytic capacitor |
-
2019
- 2019-09-29 CN CN201921644607.8U patent/CN211062595U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113205962A (en) * | 2021-05-08 | 2021-08-03 | 南通华裕电子有限公司 | Leakage-proof device for working electrolyte of electrolytic capacitor |
| CN113205962B (en) * | 2021-05-08 | 2022-04-22 | 南通华裕电子有限公司 | Leakage-proof device for working electrolyte of electrolytic capacitor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cylindrical fully sealed supercapacitor Effective date of registration: 20210701 Granted publication date: 20200721 Pledgee: Chaoyang science and technology Financing Guarantee Co.,Ltd. Pledgor: LIAONING BROTHER ELECTRONICS TECHNOLOGY Co.,Ltd. Registration number: Y2021210000041 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |