CN215834652U - Lithium battery core and lithium battery - Google Patents

Lithium battery core and lithium battery Download PDF

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Publication number
CN215834652U
CN215834652U CN202121905319.0U CN202121905319U CN215834652U CN 215834652 U CN215834652 U CN 215834652U CN 202121905319 U CN202121905319 U CN 202121905319U CN 215834652 U CN215834652 U CN 215834652U
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China
Prior art keywords
assembly
wall
locking
sleeve
box
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CN202121905319.0U
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任萱
宋飞林
梁剑
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Gansu Jintuo Lithium New Energy Co ltd
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Gansu Jintuo Lithium New Energy Co ltd
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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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Abstract

The utility model discloses a lithium battery cell and a lithium battery, which belong to the technical field of lithium batteries, and comprise an assembly box and also comprise: the assembly cover is arranged at the top of the assembly box; the battery cell body is connected to the inner wall of the assembling box and matched with the assembling box and the assembly cover; the locking component is arranged on the inner wall of the assembly cover, the inner wall of the assembly box is connected with a connecting sleeve which is matched with the locking component, the locking component comprises a locking sleeve, a fixed sleeve and a locking rod, the fixed sleeve is fixed and penetrates through the inner wall of the assembly cover, the locking sleeve is connected to the bottom of the fixed sleeve, the locking sleeve is communicated with the fixed sleeve, and the locking rod is slidably connected to the inner wall of the locking sleeve; the inserting assembly is connected to the inner wall of the assembling box, connected to the output end of the locking assembly and matched with the assembling box; the battery cell can be rapidly disassembled and assembled, the operation is very convenient, the stability of the battery cell can be assisted during the installation, and the damage of the battery cell is reduced.

Description

Lithium battery core and lithium battery
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a lithium battery core and a lithium battery.
Background
The lithium ion power battery is a novel high-energy battery, and has the advantages of high voltage, light weight, long service life, large working temperature range, no memory, no pollution and the like, at present, the lithium ion battery with large capacity has been tried in the field of electric automobiles, and will become one of the main power supplies of 21 st century electric automobiles, and in the application field of the lithium ion power battery, the lithium ion power battery is usually put into use in an assembly form, however, the structure of the existing battery core assembly structure is complex, so that the speed of installing and disassembling the battery core is slow, the disassembly is not convenient enough, and the battery core is easily damaged by vibration in an assembly box, so the problems are improved.
Through retrieval, a patent with publication number CN208939017U discloses an electrical core and a lithium battery, wherein the electrical core includes an assembly box with an open top, a plurality of electrical core bodies are movably mounted in the assembly box, a nickel strap is mounted on the electrical core bodies, the positive and negative electrodes of two adjacent electrical core bodies are connected through the nickel strap, a box cover is movably mounted at the top of the assembly box and covers the opening of the assembly box, the bottom of the box cover is in contact with the tops of the plurality of electrical core bodies, two fixing seats are fixedly mounted at the bottom of the box cover, the assembly box is positioned between the two fixing seats, a sliding hole is formed in the fixing seats, a sliding plate is slidably mounted in the sliding hole, fixing grooves are formed in both sides of the assembly box, the two sliding plates are respectively clamped with the two fixing grooves, and a sliding groove is formed in the inner wall of the bottom of the sliding hole; when the device is used, the operation is complex, the installation is not firm enough, and the stability of the electric core in the box can not be assembled in an auxiliary way, so the device still has the defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, the installation and disassembly speed of a battery core is low, the disassembly is not convenient enough, and the battery core is easy to damage due to vibration in an assembly box, and provides a lithium battery core and a lithium battery.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a lithium battery cell, including the equipment case, still includes:
the assembly cover is arranged at the top of the assembly box;
the battery cell body is connected to the inner wall of the assembling box and matched with the assembling box and the assembly cover; the locking assembly is arranged on the inner wall of the assembly cover, the inner wall of the assembly box is connected with a connecting sleeve to be matched with the locking assembly, the locking assembly comprises a locking sleeve, a fixed sleeve and a locking rod, the fixed sleeve is fixed and penetrates through the inner wall of the assembly cover, the locking sleeve is connected to the bottom of the fixed sleeve, the locking sleeve is communicated with the fixed sleeve, and the locking rod is connected to the inner wall of the locking sleeve in a sliding manner;
the inserting assembly is connected to the inner wall of the assembling box, the inserting assembly is connected to the output end of the locking assembly, and the inserting assembly is matched with the assembling box.
Preferably, the inner wall of the locking sleeve is movably connected with a clamping ball, the outer wall of the locking sleeve is provided with a through hole matched with the clamping ball, the outer wall of the locking rod is provided with a retraction groove matched with the clamping ball, the inner wall of the connecting sleeve is provided with a locking groove matched with the clamping ball.
Preferably, the top of the locking rod is connected with a pressing rod, the pressing rod is connected to the inner wall of the fixed sleeve in a sliding mode, the bottom wall of the pressing rod is connected with a first return spring, and the other end of the first return spring is connected to the inner wall of the fixed sleeve.
Preferably, the bottom wall of the interior of the assembly box is connected with a damping spring group, the top of the damping spring group is connected with a stabilizing plate, the cell body is installed on the top wall of the stabilizing plate, the side wall of the stabilizing plate is provided with a sliding groove, the stabilizing plate is matched with the insertion assembly, and the stabilizing plate and the portion of the assembly box, which is in contact with the cell body, are made of insulating heat-resistant materials.
Preferably, the insertion assembly comprises a telescopic column and a sliding column, the telescopic column and the sliding column are connected to the inner wall of the assembly box in a sliding mode, the sliding column is connected to the inner wall of the telescopic column in a sliding mode, the top of the telescopic column is matched with the locking sleeve, a second reset spring is connected between the bottom of the telescopic column and the assembly box, a first sliding rod is connected to the side wall of the sliding column, the first sliding rod is connected to the inner wall of the assembly box in a sliding mode, a second sliding rod is connected to one side, away from the first sliding rod, of the sliding column, and the sliding groove is matched with the second sliding rod.
Preferably, four groups of locking components and four groups of inserting components are symmetrically arranged, a pressing plate is connected between two adjacent groups of pressing rods, a groove is formed in the top wall of the assembly cover and matched with the pressing plate, and a buckling groove is formed in the side wall of the assembly cover and matched with the pressing plate.
Preferably, a lithium battery includes the above lithium battery cell, and the cell bodies may be connected in parallel or connected in series by a common current collector.
Compared with the prior art, the utility model provides a lithium battery cell and a lithium battery, which have the following beneficial effects:
1. this lithium battery electricity core and lithium cell through set up the connecting sleeve of locking Assembly cooperation equipment incasement wall at assembly lid inner wall, press the press panel and will lock the cover insert connecting sleeve inside and loosen and press the press panel and can die the assembly lid lock at equipment roof portion, accomplish the installation to electric core body, simple structure, the simple operation, the installation is firm, is convenient for accelerate the dismantlement speed.
2. This lithium battery electricity core and lithium cell through establishing the plug-in components at equipment incasement wall and with the cooperation of locking Assembly, carries on spacingly through the second slide bar to the steadying plate, makes the steadying plate receive vibrations also can comparatively stable by a wide margin, carries out less influence to electric core body also can comparatively stable in the use.
3. The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the battery cell can be quickly disassembled and assembled, the operation is very convenient, the stability of the battery cell can be assisted during the installation, and the damage of the battery cell is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first schematic cross-sectional view of FIG. 1;
FIG. 3 is a second schematic cross-sectional view of FIG. 1;
FIG. 4 is a third schematic cross-sectional view of FIG. 1;
fig. 5 is a schematic structural view of the locking assembly of the present invention.
In the figure: 1. an assembly box; 101. a cell body; 102. an assembly cover; 103. a pressing plate; 104. a buckling groove; 105. a damping spring set; 106. a stabilizing plate; 2. a connecting sleeve; 201. a locking sleeve; 202. a locking groove; 203. fixing the sleeve; 204. a pressing lever; 205. a first return spring; 206. a locking lever; 207. a retraction slot; 208. clamping the ball; 209. a telescopic column; 210. a sliding post; 211. a second slide bar; 212. a first slide bar; 213. a second return spring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1:
as shown in fig. 1 to 5, a lithium battery cell includes an assembly box 1, and further includes:
an assembly cover 102 disposed on the top of the assembly box 1;
the battery cell body 101 is connected to the inner wall of the assembly box 1, and the battery cell body 101 is matched with the assembly box 1 and the assembly cover 102; the locking assembly is arranged on the inner wall of the assembly cover 102, the inner wall of the assembly box 1 is connected with the connecting sleeve 2 to be matched with the locking assembly, the locking assembly comprises a locking sleeve 201, a fixing sleeve 203 and a locking rod 206, the fixing sleeve 203 is fixed and penetrates through the inner wall of the assembly cover 102, the locking sleeve 201 is connected to the bottom of the fixing sleeve 203, the locking sleeve 201 is communicated with the fixing sleeve 203, and the locking rod 206 is connected to the inner wall of the locking sleeve 201 in a sliding mode;
the inserting assembly is connected to the inner wall of the assembling box 1, the inserting assembly is connected to the output end of the locking assembly, and the inserting assembly is matched with the assembling box 1.
The inner wall of the locking sleeve 201 is movably connected with a clamping ball 208, the outer wall of the locking sleeve 201 is provided with a through hole matched with the clamping ball 208, the outer wall of the locking rod 206 is provided with a retraction groove 207, the retraction groove 207 is matched with the clamping ball 208, the inner wall of the connecting sleeve 2 is provided with a locking groove 202, and the locking groove 202 is matched with the clamping ball 208.
The top of the locking rod 206 is connected with a pressing rod 204, the pressing rod 204 is connected to the inner wall of the fixed sleeve 203 in a sliding manner, the bottom wall of the pressing rod 204 is connected with a first return spring 205, and the other end of the first return spring 205 is connected to the inner wall of the fixed sleeve 203.
Four groups of locking assemblies and four groups of inserting assemblies are symmetrically arranged, a pressing plate 103 is connected between two adjacent groups of pressing rods 204, a groove is formed in the top wall of the assembly cover 102 and matched with the pressing plate 103, and a buckling groove 104 is formed in the side wall of the assembly cover 102 and matched with the pressing plate 103.
When the utility model is used, the battery cell body 101 is placed in the assembly box 1 and is arranged at the top of the stabilizing plate 106, the assembly cover 102 is covered at the top of the assembly box 1, firstly, two hands respectively buckle into the buckling grooves 104 and press the pressing plate 103, the locking sleeve 201 is inserted into the connecting sleeve 2, the assembly cover 102 can be firmly fixed at the top of the assembly box 1 by loosening the pressing plate 103 after being covered tightly, when the pressing plate 103 is pressed by fingers in the process, the pressing plate 103 presses down to drive the pressing rod 204 and the locking rod 206 to move downwards, the first reset spring 205 contracts and stores energy, the locking rod 206 moves downwards and can make the clamping ball 208 retract into the retracting groove 207, so that the locking sleeve 201 can be inserted into the inner wall of the connecting sleeve 2 and continuously move downwards to the bottom, the pressing plate 103 is loosened, the clamping ball 208 extends out and is clamped in the locking groove 202, thereby fixing the assembly cover 102 at the top of the assembly box 1 and completing the installation of the battery cell body 101, the operation is convenient, the installation is quick, and firm in connection.
Example 2:
as shown in fig. 1 to 5, a lithium battery cell includes an assembly box 1, and further includes:
an assembly cover 102 disposed on the top of the assembly box 1;
the battery cell body 101 is connected to the inner wall of the assembly box 1, and the battery cell body 101 is matched with the assembly box 1 and the assembly cover 102; the locking assembly is arranged on the inner wall of the assembly cover 102, the inner wall of the assembly box 1 is connected with the connecting sleeve 2 to be matched with the locking assembly, the locking assembly comprises a locking sleeve 201, a fixing sleeve 203 and a locking rod 206, the fixing sleeve 203 is fixed and penetrates through the inner wall of the assembly cover 102, the locking sleeve 201 is connected to the bottom of the fixing sleeve 203, the locking sleeve 201 is communicated with the fixing sleeve 203, and the locking rod 206 is connected to the inner wall of the locking sleeve 201 in a sliding mode;
the inserting assembly is connected to the inner wall of the assembling box 1, the inserting assembly is connected to the output end of the locking assembly, and the inserting assembly is matched with the assembling box 1.
The inside diapire of equipment case 1 is connected with damping spring group 105, and damping spring group 105 top is connected with steadying plate 106, and electricity core body 101 is installed in steadying plate 106 roof, and the sliding tray has been seted up to steadying plate 106 lateral wall, and steadying plate 106 cooperatees with the plug-in components, and steadying plate 106 and the part that equipment case 1 and electricity core body 101 contacted are insulating heat-resisting material.
Insert the subassembly including flexible post 209 and sliding column 210, the equal sliding connection of flexible post 209 and sliding column 210 in 1 inner wall of equipment case, sliding column 210 sliding connection in flexible post 209 inner wall, flexible post 209 top cooperatees with locking sleeve 201, be connected with second reset spring 213 between flexible post 209 bottom and the equipment case, sliding column 210 lateral wall is connected with first slide bar 212, first slide bar 212 sliding connection is in 1 inner wall of equipment case, one side that sliding column 210 kept away from first slide bar 212 is connected with second slide bar 211, the sliding tray cooperatees with second slide bar 211.
In the utility model, when the cell body 101 is placed on the top of the stabilizing plate 106, the stabilizing plate 106 is pressed downwards, the damping spring group 105 contracts and absorbs energy, when the assembly box 1 is vibrated from the outside, the damping spring group 105 absorbs energy, the vibration amplitude is reduced, the damage to the cell body 101 is reduced, when the locking sleeve 201 moves downwards, the telescopic column 209 is pressed downwards, the telescopic column 209 is matched with the sliding column 210 through the inclined surface to drive the sliding column 210 to move horizontally, and then the stabilizing plate 106 is limited through the second sliding rod 211, so that the stabilizing plate 106 can be more stable even if being vibrated greatly, and the influence on the cell body 101 is smaller.
Meanwhile, in the lithium batteries manufactured by the lithium battery cores in the embodiments 1 and 2, the battery core bodies 101 may be connected in parallel, or may be connected in series by a common current collector.

Claims (7)

1. The utility model provides a lithium battery electric core, includes equipment case (1), its characterized in that still includes:
the assembly cover (102) is arranged at the top of the assembly box (1);
the battery cell body (101) is connected to the inner wall of the assembling box (1), and the battery cell body (101) is matched with the assembling box (1) and the assembly cover (102); the locking assembly is arranged on the inner wall of the assembly cover (102), the inner wall of the assembly box (1) is connected with a connecting sleeve (2) to be matched with the locking assembly, the locking assembly comprises a locking sleeve (201), a fixing sleeve (203) and a locking rod (206), the fixing sleeve (203) is fixed and penetrates through the inner wall of the assembly cover (102), the locking sleeve (201) is connected to the bottom of the fixing sleeve (203), the locking sleeve (201) is communicated with the fixing sleeve (203), and the locking rod (206) is connected to the inner wall of the locking sleeve (201) in a sliding mode;
the inserting assembly is connected to the inner wall of the assembling box (1), the inserting assembly is connected to the output end of the locking assembly, and the inserting assembly is matched with the assembling box (1).
2. The lithium battery cell of claim 1, wherein the inner wall of the locking sleeve (201) is movably connected with a clamping ball (208), the outer wall of the locking sleeve (201) is provided with a through hole to match with the clamping ball (208), the outer wall of the locking rod (206) is provided with a retraction groove (207), the retraction groove (207) is matched with the clamping ball (208), the inner wall of the connecting sleeve (2) is provided with a locking groove (202), and the locking groove (202) is matched with the clamping ball (208).
3. The lithium battery cell as claimed in claim 2, wherein a pressing rod (204) is connected to the top of the locking rod (206), the pressing rod (204) is slidably connected to the inner wall of the fixing sleeve (203), a first return spring (205) is connected to the bottom wall of the pressing rod (204), and the other end of the first return spring (205) is connected to the inner wall of the fixing sleeve (203).
4. The lithium battery cell of claim 3, wherein a damping spring set (105) is connected to the bottom wall inside the assembly box (1), a stabilizing plate (106) is connected to the top of the damping spring set (105), the cell body (101) is installed on the top wall of the stabilizing plate (106), a sliding groove is formed in the side wall of the stabilizing plate (106), the stabilizing plate (106) is matched with the insertion assembly, and the portions of the stabilizing plate (106) and the assembly box (1) which are in contact with the cell body (101) are made of insulating heat-resistant materials.
5. The lithium battery cell of claim 4, wherein the insertion assembly comprises a telescopic column (209) and a sliding column (210), the telescopic column (209) and the sliding column (210) are both slidably connected to the inner wall of the assembly box (1), the sliding column (210) is slidably connected to the inner wall of the telescopic column (209), the top of the telescopic column (209) is matched with the locking sleeve (201), a second return spring (213) is connected between the bottom of the telescopic column (209) and the assembly box, a first sliding rod (212) is connected to the side wall of the sliding column (210), the first sliding rod (212) is slidably connected to the inner wall of the assembly box (1), a second sliding rod (211) is connected to one side of the sliding column (210) away from the first sliding rod (212), and the sliding groove is matched with the second sliding rod (211).
6. The lithium battery cell as claimed in claim 5, wherein the locking assembly and the insertion assembly are symmetrically provided with four sets, a pressing plate (103) is connected between two adjacent sets of pressing rods (204), a groove is formed in the top wall of the assembly cover (102) to match with the pressing plate (103), and a locking groove (104) is formed in the side wall of the assembly cover (102) to match with the pressing plate (103).
7. A lithium battery, characterized in that: comprising the lithium battery cell of any of claims 1 to 6, the cell bodies (101) being connectable in parallel or in series via a common current collector.
CN202121905319.0U 2021-08-16 2021-08-16 Lithium battery core and lithium battery Active CN215834652U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121905319.0U CN215834652U (en) 2021-08-16 2021-08-16 Lithium battery core and lithium battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121905319.0U CN215834652U (en) 2021-08-16 2021-08-16 Lithium battery core and lithium battery

Publications (1)

Publication Number Publication Date
CN215834652U true CN215834652U (en) 2022-02-15

Family

ID=80195021

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121905319.0U Active CN215834652U (en) 2021-08-16 2021-08-16 Lithium battery core and lithium battery

Country Status (1)

Country Link
CN (1) CN215834652U (en)

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