CN220895707U

CN220895707U - 18650 Lithium battery easy to assemble and connect

Info

Publication number: CN220895707U
Application number: CN202322476566.9U
Authority: CN
Inventors: 卢克荣; 王成强; 李家合; 韦道春; 谢磊磊
Original assignee: Nanping Tongxin New Energy Technology Co ltd
Current assignee: Nanping Tongxin New Energy Technology Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-05-03
Anticipated expiration: 2033-09-12

Abstract

The utility model relates to the technical field of lithium batteries, and discloses a 18650 lithium battery easy to assemble and connect, which comprises a battery shell, wherein a lithium battery composition mechanism is fixedly arranged inside the battery shell, and an assembling mechanism is fixedly arranged outside the battery shell. This 18650 lithium cell of easy equipment connection, through the equipment mechanism that sets up, in the use, when the tandem installation of lithium cell needs to carry out, insert the plug fixed slot piece can, when need not carry out the tandem connection, can pull down the bolt that fixed connection piece and sliding block inside set up, pull down sliding block and plug, when needs stack the battery that will establish ties, the slot piece alignment location of top prevents shaking the post and inserts, rotate the thread bush and make it with the arm-wrenching the screw thread piece screw thread to be fixed together, can accomplish the installation of stacking, in the function that has realized can stacking the installation, convenience and the security tightness of installation have been improved.

Description

18650 Lithium battery easy to assemble and connect

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a 18650 lithium battery easy to assemble and connect.

Background

18650 Lithium battery is a model of cylinder lithium battery, and diameter 18mm highly 65.0mm, rated voltage 3.7V, in order to be able to satisfy the demand of more equipment, 18650 lithium battery group has just developed, and it is according to 18650 electric core according to the serial-parallel assembly form, realizes bigger voltage, longer discharge time.

The utility model relates to the technical field of lithium batteries and discloses an easy-to-assemble and connect 18650 lithium battery (with an authorized bulletin number of CN 218069939U) disclosed by a patent net, which comprises a lithium battery body and a clamping assembly mechanism for assembling and connecting the lithium battery body; the joint equipment mechanism includes: connecting rings respectively arranged at the positive and negative end parts of the lithium battery body; the connecting ring comprises an inner cavity and clamping grooves which are respectively arranged at two sides of the connecting ring, wherein a spring is fixed in the inner cavity, the end part of the spring is connected with a movable plate, one side of the movable plate is provided with a clamping rod, and the clamping rod corresponds to the clamping grooves.

With respect to the above description, the applicant believes that the following problems exist:

In the use process, the 18650 lithium battery can be quickly installed through the clamping mechanism, the air circulation can be ensured by the connecting ring, the bunching mechanism can realize the bunching of the series wires, but in the practical use, the lithium battery adopts a spring clamping mode, and can only be connected in series due to the lack of a mechanism for laminating installation, and in the prior art, the 18650 lithium battery needs to be laminated for use, so that when the 18650 lithium battery is installed, the 18650 lithium battery needs to be laminated together by other devices, so that the efficiency of the assembly connection is too low, and therefore, the 18650 lithium battery easy to assemble and connect needs to be improved to solve the problems.

Disclosure of utility model

The present utility model is directed to an easy-to-assemble and connect 18650 lithium battery, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a18650 lithium battery easy to assemble and connect comprises a battery shell, wherein a lithium battery composition mechanism is fixedly arranged in the battery shell, and an assembly mechanism is fixedly arranged outside the battery shell.

The assembly mechanism comprises a series assembly and a stacking assembly, wherein the series assembly is arranged on the inner side of the stacking assembly.

Preferably, the lithium battery composition mechanism comprises a positive plate, the positive plate is fixedly arranged on the front surface of the battery shell, the back of the battery shell is fixedly provided with a negative plate, the inside of the battery shell is fixedly provided with an insulating layer, and the back of the insulating layer is fixedly provided with a battery cell, so that power is conveniently supplied through the lithium battery composition mechanism.

Preferably, the back of positive plate and the positive fixed mounting of negative plate and insulating layer, the positive of negative plate and the back fixed mounting of insulating layer and electric core, the lithium cell constitution mechanism of being convenient for can supply power under normal condition.

Preferably, the series component comprises a fixed groove block, the fixed groove block is fixedly arranged outside the battery shell, a fixed connecting block is fixedly arranged outside the battery shell, a sliding block is arranged on the front thread of the fixed connecting block, and a plug is fixedly arranged on the front face of the sliding block, so that the series installation of the lithium battery composition mechanism is conveniently carried out through the series component.

Preferably, the inside of fixed connecting block and sliding block is provided with connecting bolt, plug slidable mounting has improved stability in the inside of fixed slot piece.

Preferably, the stacking assembly comprises a positioning anti-shaking column, the positioning anti-shaking column is fixedly arranged at the top of the fixed groove block and the top of the fixed connecting block, the fixed groove block and the top of the fixed connecting block are fixedly provided with breaking thread pieces, the bottoms of the fixed groove block and the fixed connecting block are fixedly provided with slot blocks, the external threads of the slot blocks are provided with thread sleeves, and the stacking assembly of the lithium battery composition mechanism is facilitated through the stacking assembly.

Preferably, the positioning anti-shaking column is slidably arranged in the slot block, and the inside of the thread sleeve is in threaded arrangement with the outside of the breaking thread piece, so that the tightness of stacking and mounting of the lithium battery is improved.

Compared with the prior art, the 18650 lithium battery provided by the utility model is easy to assemble and connect, and has the following beneficial effects:

1. This 18650 lithium cell of easy equipment connection, through the equipment mechanism that sets up, in the use, when the tandem installation of lithium cell needs to carry out, insert the plug fixed slot piece can, when need not carry out the tandem connection, can pull down the bolt that fixed connection piece and sliding block inside set up, pull down sliding block and plug, when needs stack the battery that will establish ties, the slot piece alignment location of top prevents shaking the post and inserts, rotate the thread bush and make it with the arm-wrenching the screw thread piece screw thread to be fixed together, can accomplish the installation of stacking, in the function that has realized can stacking the installation, convenience and the security tightness of installation have been improved.

2. This 18650 lithium cell of easy equipment connection, through the lithium cell constitution mechanism that sets up, in the use, can realize safe power supply through the combination of positive plate, negative plate, insulating layer and electric core, the series connection of positive plate and negative plate can realize the parallel power supply of battery, has realized the function that the lithium cell supplied power.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic view of the assembly mechanism according to the present utility model;

FIG. 3 is a schematic view of the appearance and structure of the tandem assembly according to the present utility model;

FIG. 4 is a schematic view of the outer appearance of the stacked assembly of the present utility model;

fig. 5 is an exploded view of the lithium battery composition mechanism of the present utility model.

In the figure: 1. a battery case; 2. a lithium battery composition mechanism; 21. a positive plate; 22. a negative electrode sheet; 23. an insulating layer; 24. a battery cell; 3. an assembly mechanism; 31. a series assembly; 311. fixing the groove block; 312. fixing the connecting block; 313. a sliding block; 314. a plug; 32. stacking the assemblies; 321. positioning an anti-shake column; 322. breaking the thread piece; 323. a socket block; 324. and (5) a threaded sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiment one:

Referring to fig. 1-4, the present utility model provides a technical solution: a18650 lithium battery easy to assemble and connect comprises a battery shell 1, wherein a lithium battery composition mechanism 2 is fixedly arranged in the battery shell 1, and an assembling mechanism 3 is fixedly arranged outside the battery shell 1.

The assembling mechanism 3 includes a tandem assembly 31 and a stacking assembly 32, and the tandem assembly 31 is disposed inside the stacking assembly 32.

Further, the serial component 31 includes a fixed slot block 311, the fixed slot block 311 is fixedly installed outside the battery housing 1, a fixed connection block 312 is fixedly installed outside the battery housing 1, a sliding block 313 is installed on the front thread of the fixed connection block 312, and a plug 314 is fixedly installed on the front of the sliding block 313, so that the serial installation of the lithium battery composition mechanism 2 is facilitated through the serial component 31.

Further, the fixing connection block 312 and the sliding block 313 are provided with connection bolts, and the plug 314 is slidably mounted in the fixing groove block 311, so that stability is improved.

Further, the stacking assembly 32 includes a positioning anti-shaking post 321, the positioning anti-shaking post 321 is fixedly mounted at the top of the fixed groove block 311 and the fixed connection block 312, the top of the fixed groove block 311 and the top of the fixed connection block 312 are fixedly provided with a breaking thread piece 322, the bottom of the fixed groove block 311 and the bottom of the fixed connection block 312 are fixedly provided with a slot block 323, and the external thread of the slot block 323 is provided with a thread bush 324, so that the stacking assembly 32 is convenient for stacking and mounting of the lithium battery composition mechanism 2.

Further, the positioning anti-shaking post 321 is slidably mounted in the slot block 323, and the inner portion of the thread sleeve 324 is mounted with the outer threads of the breaking thread piece 322, so that the tightness of stacking and mounting of the lithium battery is improved.

Embodiment two:

Referring to fig. 5, in combination with the first embodiment, further obtained, the lithium battery composition mechanism 2 includes a positive plate 21, the positive plate 21 is fixedly installed on the front surface of the battery case 1, the negative plate 22 is fixedly installed on the back of the battery case 1, the insulating layer 23 is fixedly installed inside the battery case 1, and the battery core 24 is fixedly installed on the back of the insulating layer 23, so that power supply is facilitated through the lithium battery composition mechanism 2.

Further, the back of the positive plate 21 is fixedly mounted with the front surfaces of the negative plate 22 and the insulating layer 23, and the front surface of the negative plate 22 is fixedly mounted with the back of the insulating layer 23 and the battery cell 24, so that the lithium battery composition mechanism 2 can supply power in a normal state.

In the actual operation process, when the device is used, when the 18650 lithium battery is required to be assembled and connected, the front and rear lithium batteries are inserted into the fixed groove blocks 311 of the front lithium battery, the plug 314 of the rear lithium battery is pressed with force, the positive plate 21 and the negative plate 22 can be contacted, the lithium battery composition mechanism 2 can be powered in series, after the serial connection is completed, the bolts arranged in the fixed connection blocks 312 and the sliding blocks 313 are rotated to detach the fixed connection blocks, the sliding blocks 313 at the front end can be detached from the plug 314 at the moment, the subsequent installation is prevented from being influenced, when the lithium battery packs are required to be stacked and installed after the serial connection, the slot blocks 323 at the bottom of the upper lithium battery pack are aligned with the positioning anti-shaking columns 321 at the top of the lower lithium battery pack, then the plug blocks are inserted, the screw thread pieces 322 are pinched at the moment, the screw thread pieces 322 are bent and are attached to the slot blocks 323, the screw thread sleeves 324 are correspondingly rotated at the moment, the screw thread sleeves 324 are rotated at the moment to be contacted with the lower screw thread pieces 322, and the lithium battery packs are assembled together, and the assembly is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. 18650 Lithium battery of easy equipment connection, including battery case (1), its characterized in that: a lithium battery composition mechanism (2) is fixedly arranged in the battery shell (1), and an assembly mechanism (3) is fixedly arranged outside the battery shell (1);

The assembly mechanism (3) comprises a serial assembly (31) and a stacking assembly (32), wherein the serial assembly (31) is arranged on the inner side of the stacking assembly (32);

The serial component (31) comprises a fixed groove block (311), the fixed groove block (311) is fixedly arranged outside the battery shell (1), a fixed connecting block (312) is fixedly arranged outside the battery shell (1), a sliding block (313) is arranged on the front surface of the fixed connecting block (312) in a threaded manner, and a plug (314) is fixedly arranged on the front surface of the sliding block (313);

The stacking assembly (32) comprises a positioning anti-shaking column (321), the positioning anti-shaking column (321) is fixedly arranged at the top of a fixed groove block (311) and a fixed connecting block (312), a breaking thread piece (322) is fixedly arranged at the tops of the fixed groove block (311) and the fixed connecting block (312), a slot block (323) is fixedly arranged at the bottoms of the fixed groove block (311) and the fixed connecting block (312), and a thread sleeve (324) is arranged on an external thread of the slot block (323).

2. The easy-to-assemble, connected 18650 lithium battery of claim 1, wherein: the lithium battery composition mechanism (2) comprises a positive plate (21), the positive plate (21) is fixedly arranged on the front surface of the battery shell (1), a negative plate (22) is fixedly arranged on the back of the battery shell (1), an insulating layer (23) is fixedly arranged in the battery shell (1), and an electric core (24) is fixedly arranged on the back of the insulating layer (23).

3. The easy-to-assemble, connected 18650 lithium battery of claim 2, wherein: the back of positive pole piece (21) is fixed with the front of negative pole piece (22) and insulating layer (23), the front of negative pole piece (22) is fixed with the back of insulating layer (23) and electric core (24).

4. The easy-to-assemble, connected 18650 lithium battery of claim 1, wherein: the fixed connection block (312) and the sliding block (313) are internally provided with connection bolts, and the plug (314) is slidably arranged in the fixed groove block (311).

5. The easy-to-assemble, connected 18650 lithium battery of claim 1, wherein: the positioning anti-shaking column (321) is slidably mounted in the slot block (323), and the inside of the thread sleeve (324) is mounted with the external threads of the breaking thread piece (322).