CN112310515A - Novel button type lithium battery - Google Patents
Novel button type lithium battery Download PDFInfo
- Publication number
- CN112310515A CN112310515A CN202011315467.7A CN202011315467A CN112310515A CN 112310515 A CN112310515 A CN 112310515A CN 202011315467 A CN202011315467 A CN 202011315467A CN 112310515 A CN112310515 A CN 112310515A
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- Prior art keywords
- wall
- support ring
- cover
- lithium battery
- shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Primary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention relates to the technical field of lithium batteries, in particular to a novel button type lithium battery which comprises a shell, wherein the shell comprises a negative electrode cover and a positive electrode shell, a sealing rubber ring is embedded on the outer periphery of the negative electrode cover to form a negative electrode cover group, the positive electrode shell and the negative electrode cover group are in sealing fit to form a sealing accommodating cavity, a protective cover is arranged on the outer side of the shell, covered edges are symmetrically arranged on the top surface and the bottom surface of the protective cover, the protective cover is connected through an embedding mechanism and arranged on the covered edges, a buffer sleeve is arranged on the outer side of the protective cover. According to the invention, the two sides of the lithium battery can be well fixed through the protective cover, the buffer sleeve and the filling sponge can well reduce the shaking of the battery due to external vibration, the working quality and effect of the button lithium battery can be well maintained, and the edge covering and the protective cover are convenient for quick use and cladding of the lithium battery, so that the positive electrode and the negative electrode of the lithium battery are protected.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a novel button type lithium battery.
Background
The button lithium battery has the characteristics of small volume, high battery voltage, stable discharge voltage, wide working temperature range, long storage life and the like, and is widely applied to computer mainboards, calculators, electronic watches, remote controllers, electronic toys, ornaments and the like. The button lithium battery that highly surpasses 4 millimeters at present, it is including the negative pole shell, negative pole, diaphragm, anodal, mass flow body, the anodal shell that stack gradually the setting, and the negative pole shell outer peripheral edge is inlayed and is had sealed rubber ring, and after anodal shell and the cooperation of negative pole shell, sealed rubber ring played sealed effect, is equipped with electrolyte in the sealed space that anodal shell and the cooperation of negative pole shell formed. The sealing rubber ring is in large-area contact with the positive electrode shell, so that the sealing performance of the button lithium battery is ensured, but the internal volume of the button lithium battery is small, so that the battery capacity is not maximized.
The shock attenuation nature that traditional lithium cell can meet the rugged lithium cell of ground road in the aspect of the vehicle use such as car can receive very big examination, and the lithium cell is in the use in addition, and the battery is placed the installation degree on the battery frame also can not be ensured, and the battery of rocking jolts easily when using, leads to the unstable situation of battery powered, also can reduce the firm degree of the structure on battery surface simultaneously, can reduce the normal life of battery simultaneously.
Disclosure of Invention
In order to overcome the defects of the existing lithium battery technology, the invention provides a novel button type lithium battery.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a novel knot formula lithium cell, which comprises a housin, the casing includes negative pole lid and positive pole shell, and the negative pole lid outer peripheral edge is inlayed and is had sealed rubber ring to form negative pole lid group, positive pole shell and negative pole lid group sealing cooperation form-sealed chamber of acceping, and the casing outside is provided with the safety cover, and safety cover top surface and bottom surface symmetry are provided with bordures, bordures and is provided with the protective cover of connecting through gomphosis mechanism, and the safety cover outside is provided with the cushion collar, is provided with the filling sponge between safety.
According to another embodiment of the invention, the battery further comprises a sealing accommodating cavity filled with electrolyte, a diaphragm is arranged in the middle of the sealing accommodating cavity, a double-wall annular support ring is arranged between the sealing rubber ring of the negative electrode cover group and the positive electrode shell, the inner wall of the support ring is tightly attached to the outer wall of the positive electrode sheet, and the outer wall of the support ring is tightly attached to the inner wall of the positive electrode shell.
According to another embodiment of the invention, the support ring further comprises a tunnel-shaped space formed between two walls of the support ring, and the inner wall of the support ring is provided with a plurality of liquid-permeable holes.
According to another embodiment of the invention, the support ring further comprises a tunnel-shaped space formed between two walls of the support ring, and the height of the inner wall of the support ring is slightly lower than that of the outer wall.
According to another embodiment of the present invention, further comprising the support ring is a metal conductor that is not chemically reactive with said positive can.
According to another embodiment of the present invention, it further comprises that the inner surface of the negative electrode cap and the metallic lithium sheet are provided with a negative electrode current collector.
According to another embodiment of the present invention, the fitting mechanism further comprises a fitting block and a fitting hole, the fitting block is disposed on the bottom surface of the protective cover, and the fitting hole is disposed on the hem.
The invention has the beneficial effects that: according to the invention, the two sides of the lithium battery can be well fixed through the protective cover, the buffer sleeve and the filling sponge can well reduce the shaking of the battery due to external vibration, the working quality and effect of the button lithium battery can be well maintained, and the edge covering and the protective cover are convenient for quick use and cladding of the lithium battery, so that the positive electrode and the negative electrode of the lithium battery are protected.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
In the figure, the battery comprises a negative electrode cover 1, a negative electrode cover 2, a positive electrode shell 3, a sealing rubber ring 4, a sealing accommodating cavity 5, a protective cover 6, a wrapping edge 7, a protective cover 8, a buffer sleeve 9, filling sponge 10, electrolyte 11, a diaphragm 12, an embedded block 13 and an embedded hole.
Detailed Description
Fig. 1 is a schematic structural diagram of the present invention, and a novel button lithium battery is characterized by comprising a casing, wherein the casing comprises a negative electrode cover 1 and a positive electrode cover 2, a sealing rubber ring 3 is embedded on the outer periphery of the negative electrode cover 1 to form a negative electrode cover 1 group, the positive electrode cover 2 and the negative electrode cover 1 group are in sealing fit to form a sealing accommodating cavity 4, a protective cover 5 is arranged on the outer side of the casing, covered edges 6 are symmetrically arranged on the top surface and the bottom surface of the protective cover 5, a protective cover 7 connected by an embedding mechanism is arranged on the covered edges 6, a buffer sleeve 8 is arranged on the outer side of the protective cover 5, and a filling sponge 9. According to the invention, the two sides of the lithium battery can be well fixed through the protective cover, the buffer sleeve and the filling sponge can well reduce the shaking of the battery due to external vibration, the working quality and effect of the button lithium battery can be well maintained, and the edge covering and the protective cover are convenient for quick use and cladding of the lithium battery, so that the positive electrode and the negative electrode of the lithium battery are protected.
The sealed chamber 4 of acceping is filled with electrolyte 10, and sealed chamber 4 middle part of acceping is provided with diaphragm 11, is equipped with double-walled annular lock ring between the sealed rubber ring 3 of negative pole lid 1 group and positive plate 2, and positive plate outer wall is hugged closely to the lock ring inner wall, 2 inner walls of positive plate are pressed close to the outer wall of lock ring.
A tunnel type space is formed between the two walls of the support ring, a plurality of liquid permeating holes are formed in the inner wall of the support ring, the tunnel type space is formed between the two walls of the support ring, the height of the inner wall of the support ring is slightly lower than that of the outer wall, and the support ring is a metal conductor which cannot generate chemical reaction with the positive electrode shell 2.
The inner surface of the negative electrode cover 1 and the metal lithium sheet are provided with a negative electrode current collector, the embedding mechanism comprises an embedding block 12 and an embedding hole 13, the embedding block is arranged on the bottom surface of the protective cover 7, and the embedding hole 13 is arranged on the covered edge 6.
Example (b): when needing to install the button lithium cell, thereby directly pull down protective cover 7 and begin the installation and place the button lithium cell, when need not using the button lithium cell, can realize the quick installation of protective cover 7 through embedding piece 12 and gomphosis hole 13.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a novel knot formula lithium cell, characterized by, which comprises a housin, the casing includes negative pole lid (1) and positive pole shell (2), and negative pole lid (1) outer peripheral edges are inlayed and are had sealed rubber ring (3) to form negative pole lid (1) group, positive pole shell (2) and negative pole lid (1) group's sealed cooperation form-sealed chamber (4) of acceping, and the casing outside is provided with safety cover (5), and safety cover (5) top surface and bottom surface symmetry are provided with bordures (6), are provided with on bordure (6) through protective cover (7) that gomphosis mechanism connects, and the safety cover (5) outside is provided with cushion collar (8), is provided with between safety cover (5) and the casing.
2. The novel button lithium battery as claimed in claim 1, wherein the sealing accommodating cavity (4) is filled with an electrolyte (10), a diaphragm (11) is arranged in the middle of the sealing accommodating cavity (4), a double-wall annular support ring is arranged between the sealing rubber ring (3) of the negative electrode cover (1) group and the positive electrode shell (2), the inner wall of the support ring is tightly attached to the outer wall of the positive electrode sheet, and the outer wall of the support ring is tightly attached to the inner wall of the positive electrode shell (2).
3. The new button lithium cell as claimed in claim 2, wherein a tunnel space is formed between two walls of the support ring, and the inner wall of the support ring is provided with a plurality of liquid-permeable holes.
4. The new button lithium cell as claimed in claim 2, wherein a tunnel space is formed between two walls of the support ring, and the height of the inner wall of the support ring is slightly lower than that of the outer wall.
5. A new lithium button cell according to claim 2, characterized in that the support ring is a metal conductor that cannot chemically react with the positive casing (2).
6. A novel button lithium battery as claimed in claim 1, characterized in that the inner surface of the negative cover (1) and the lithium metal sheet are provided with a negative current collector.
7. A novel lithium button cell as claimed in claim 1, characterized in that said engagement means comprises an engagement block (12) and an engagement hole (13), the engagement block being provided on the bottom surface of the protective cover (7), the engagement hole (13) being provided on the covering edge (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011315467.7A CN112310515A (en) | 2020-11-21 | 2020-11-21 | Novel button type lithium battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011315467.7A CN112310515A (en) | 2020-11-21 | 2020-11-21 | Novel button type lithium battery |
Publications (1)
Publication Number | Publication Date |
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CN112310515A true CN112310515A (en) | 2021-02-02 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202011315467.7A Withdrawn CN112310515A (en) | 2020-11-21 | 2020-11-21 | Novel button type lithium battery |
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CN (1) | CN112310515A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113078393A (en) * | 2021-03-29 | 2021-07-06 | 天津清研微能科技有限公司 | Sealing structure and sealing method of button lithium battery |
-
2020
- 2020-11-21 CN CN202011315467.7A patent/CN112310515A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113078393A (en) * | 2021-03-29 | 2021-07-06 | 天津清研微能科技有限公司 | Sealing structure and sealing method of button lithium battery |
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WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |
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WW01 | Invention patent application withdrawn after publication |