CN213425120U - Novel lithium battery shell structure and lithium battery - Google Patents
Novel lithium battery shell structure and lithium battery Download PDFInfo
- Publication number
- CN213425120U CN213425120U CN202022272281.XU CN202022272281U CN213425120U CN 213425120 U CN213425120 U CN 213425120U CN 202022272281 U CN202022272281 U CN 202022272281U CN 213425120 U CN213425120 U CN 213425120U
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- China
- Prior art keywords
- lithium battery
- battery case
- battery
- case
- novel lithium
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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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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 56
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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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
- Y02E60/10—Energy storage using batteries
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- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a novel lithium battery shell structure and lithium cell, including battery case and cap, all be provided with the protruding piece of multiunit on the lateral wall of battery case, correspond protruding piece of every group and all be provided with the multiunit hole on the inner wall of battery case, the cap including the film and with film fixed connection's protruding shell, be provided with the installation cavity in the protruding shell, the top fixedly connected with terminal of protruding shell, be provided with electric core in the battery case, the fixedly connected with lithium battery protection board in the installation cavity. The utility model has the advantages of good heat dissipation effect, high structural strength and strong safety.
Description
Technical Field
The utility model relates to a lithium cell technical field, specific novel lithium battery case structure and lithium cell that says so.
Background
A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream.
The lithium cell is generally including shell, electric core and lithium cell protection shield, and the shell among the prior art, and its surface is the smooth surface mostly, and this just makes the lithium cell radiating effect poor, and intensity is lower, influences the safe handling of lithium cell.
Disclosure of Invention
To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a novel lithium cell shell structure and lithium cell that the radiating effect is good, structural strength is high.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a novel lithium battery shell structure, includes battery case and cap, all be provided with the protruding piece of multiunit on the lateral wall of battery case, correspond every group on the inner wall of battery case the protruding piece all is provided with the multiunit hole, the multiunit connection screw has all been seted up to the corresponding both sides top face of battery case, battery case bottom fixedly connected with installation piece, the cap including the film and with film fixed connection's protruding shell, correspond every group on the film the connection screw all is provided with the connecting hole, be provided with the installation cavity in the protruding shell, the top fixedly connected with terminal of protruding shell, the film with when the contact of battery case top surface, be provided with the passing of multiunit connecting bolt one-to-one the connecting hole with connecting hole threaded connection.
The battery case is characterized in that the mounting pieces are four groups, the mounting pieces are fixedly connected to four groups of base corners of the battery case, and mounting holes are formed in the mounting pieces.
The convex block and the battery shell are of an integrated structure, and the mounting piece and the battery shell are of an integrated structure.
The convex block is one or a combination of a rectangular block, a trapezoidal block and a triangular block.
The top of the installation cavity is fixedly connected with a plurality of groups of nut columns, and a sealing rubber strip is arranged between the bottom sheet and the top surface of the battery shell.
According to foretell novel lithium battery shell structure, a novel lithium cell is provided, and it includes foretell lithium battery shell structure, the inside electric core that is provided with of battery case, installation intracavity fixed mounting has lithium battery protection board, electric core with lithium battery protection board electricity is connected, lithium battery protection board with the terminal electricity is connected.
The lithium battery protection board is provided with round holes corresponding to each group of nut columns, and when the round holes correspond to the nut columns, a plurality of groups of mounting bolts are arranged to penetrate through the round holes in a one-to-one correspondence mode and are connected into the nut columns in a threaded mode.
The utility model has the advantages that: this device increases on the outer wall of battery case has protruding piece, can increase the heat radiating area of battery case lateral wall through protruding piece to improve the radiating effect, and still can increase the holistic structural strength of battery case, avoid its damage, correspond every protruding piece of group simultaneously and all be provided with the multiunit hole on the inner wall of battery case, can further guarantee through the effect in hole that the heat gives off, guarantee that the lithium cell is safer.
Drawings
Fig. 1 is a schematic view of a battery case structure of the present invention;
FIG. 2 is a schematic view of the structure of the housing cover of the present invention;
fig. 3 is a schematic view of a cell mounting structure of the present invention;
fig. 4 is the utility model discloses well lithium cell protection shield mounting structure sketch map.
In the figure: the battery protection plate comprises a battery case 1, a battery case 2, a convex block 101, a hole 102, a connecting screw hole 103, a mounting piece 104, a bottom plate 201, a convex case 202, a connecting hole 203, a mounting cavity 204, a binding post 205, a nut post 206, a battery core 301 and a battery protection plate 302.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a novel lithium battery case structure includes a battery case 1 and a case cover 2, wherein a plurality of sets of protrusions 101 are disposed on a sidewall of the battery case 1, a plurality of sets of holes 102 are disposed on an inner wall of the battery case 1 corresponding to each set of protrusions 101, the arrangement of the protrusions 101 can increase a heat dissipation area of an outer wall of the battery case 1 to ensure a heat dissipation effect and also increase an overall strength of the battery case 1, a plurality of sets of connection screw holes 103 are disposed on top surfaces of two sides corresponding to the battery case 1, a mounting plate 104 is fixedly connected to a bottom of the battery case 1, the case cover 2 includes a bottom plate 201 and a protrusion case 202 fixedly connected to the bottom plate 201, the bottom plate 201 is provided with connection holes 203 corresponding to each set of connection screw holes 103, a mounting cavity 204 is disposed in the protrusion case 202, a terminal 205 is fixedly connected to a top of the protrusion case 202, when the bottom plate 201 contacts with a top surface of the, thereby, the case lid 2 is connected to the battery case 1, and the battery case 1 is sealed.
In the utility model, four sets of mounting pieces 104 are adopted, the mounting pieces 104 are fixedly connected at the bottom corners of the four sets of battery cases 1, mounting holes are arranged on the mounting pieces 104, and the battery cases can be fixedly mounted at proper positions through the mounting pieces 104;
the convex block 101 and the battery shell 1 are in an integral structure, the mounting piece 104 and the battery shell 1 are in an integral structure, and the integral structure enables the structure of the battery shell 1 to be more stable and attractive;
the convex block 101 is one or more of a rectangular block, a trapezoidal block and a triangular block, and in this embodiment, a rectangular block is used.
The top of installation cavity 204 is fixedly connected with multiunit nut post 206, can realize the installation of lithium cell protection shield 302 through nut post 206, is provided with the sealing rubber strip between film 201 and the battery case 1 top surface for sealed effect is better between case lid 2 and the battery case 1.
Referring to fig. 3 and 4, according to the above-mentioned novel lithium battery shell structure, a novel lithium battery is provided, which includes the above-mentioned lithium battery shell structure, a battery core 301 is disposed inside a battery shell 1, a lithium battery protection board 302 is fixedly mounted in an installation cavity 204, round holes are disposed on the lithium battery protection board 302 corresponding to each group of nut posts 206, when the round holes correspond to the nut posts 206, a plurality of groups of installation bolts are disposed in the nut posts 206 in a one-to-one correspondence manner to pass through the round holes, so as to implement installation of the lithium battery protection board 302, the battery core 301 is electrically connected with the lithium battery protection board 302, and the lithium battery protection board 302 is electrically.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A novel lithium battery shell structure is characterized in that: the battery case comprises a battery case (1) and a case cover (2), wherein multiple groups of convex blocks (101) are arranged on the side wall of the battery case (1), multiple groups of holes (102) are formed in the inner wall of the battery case (1) corresponding to each group of convex blocks (101), multiple groups of connecting screw holes (103) are formed in the top surfaces of two corresponding sides of the battery case (1), a mounting plate (104) is fixedly connected to the bottom of the battery case (1), the case cover (2) comprises a bottom plate (201) and convex cases (202) fixedly connected with the bottom plate (201), connecting holes (203) are formed in the bottom plate (201) corresponding to each group of connecting screw holes (103), a mounting cavity (204) is formed in each convex case (202), a binding post (205) is fixedly connected to the top of each convex case (202), and when the bottom plate (201) is contacted with the top surface of the battery case (1), a plurality of groups of connecting bolts are arranged and correspondingly penetrate through the connecting holes (203) to be in threaded connection with the connecting holes (203).
2. The novel lithium battery case structure of claim 1, wherein: the battery case is characterized in that four groups of mounting pieces (104) are adopted, the mounting pieces (104) are fixedly connected to the positions of four groups of bottom corners of the battery case (1), and mounting holes are formed in the mounting pieces (104).
3. The novel lithium battery case structure of claim 2, wherein: the convex block (101) and the battery shell (1) are of an integral structure, and the mounting piece (104) and the battery shell (1) are of an integral structure.
4. The novel lithium battery case structure of claim 1, wherein: the convex block (101) is one or a combination of a rectangular block, a trapezoidal block and a triangular block.
5. The novel lithium battery case structure of claim 1, wherein: the top of the mounting cavity (204) is fixedly connected with a plurality of groups of nut columns (206), and a sealing rubber strip is arranged between the bottom sheet (201) and the top surface of the battery shell (1).
6. A novel lithium battery is characterized in that: the novel lithium battery shell structure comprises the novel lithium battery shell structure as claimed in any one of claims 1 to 5, wherein a battery cell (301) is arranged inside the battery shell (1), a lithium battery protection plate (302) is fixedly installed in the installation cavity (204), the battery cell (301) is electrically connected with the lithium battery protection plate (302), and the lithium battery protection plate (302) is electrically connected with the terminal (205).
7. A novel lithium battery as claimed in claim 6, characterized in that: the novel lithium battery shell structure comprises the novel lithium battery shell structure as claimed in claim 5, wherein round holes are formed in the lithium battery protection plate (302) corresponding to each group of the nut posts (206), and when the round holes correspond to the nut posts (206), a plurality of groups of mounting bolts are arranged to penetrate through the round holes in a one-to-one correspondence mode and are connected in the nut posts (206) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022272281.XU CN213425120U (en) | 2020-10-13 | 2020-10-13 | Novel lithium battery shell structure and lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022272281.XU CN213425120U (en) | 2020-10-13 | 2020-10-13 | Novel lithium battery shell structure and lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425120U true CN213425120U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022272281.XU Expired - Fee Related CN213425120U (en) | 2020-10-13 | 2020-10-13 | Novel lithium battery shell structure and lithium battery |
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| Country | Link |
|---|---|
| CN (1) | CN213425120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505176A (en) * | 2023-07-03 | 2023-07-28 | 吉林大学 | Flame-retardant shell of ternary lithium battery based on bionic structure |
-
2020
- 2020-10-13 CN CN202022272281.XU patent/CN213425120U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116505176A (en) * | 2023-07-03 | 2023-07-28 | 吉林大学 | Flame-retardant shell of ternary lithium battery based on bionic structure |
| CN116505176B (en) * | 2023-07-03 | 2023-08-25 | 吉林大学 | Flame-retardant shell of ternary lithium battery based on bionic structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210611 |