Microminiature lithium battery structure

Abstract

The utility model relates to the technical field of lithium batteries, and discloses a microminiature lithium battery structure which comprises a lithium battery body, a protective shell is arranged on the outer side of the lithium battery body, a positive electrode connector is arranged at the top of the protective shell, and a negative electrode connector is arranged at the bottom of the protective shell. A first threaded edge is arranged on the outer side of the protective shell, and a limiting edge is arranged at the bottom of the first threaded edge. According to the microminiature lithium battery structure, a second threaded edge moves in a second threaded groove by rotating a connecting sleeve, vertical movement of the connecting sleeve is limited through a limiting edge, loosening and falling are prevented, a third threaded groove of a first microminiature lithium battery is separated from a third threaded edge, and then a first threaded edge of a second microminiature lithium battery is connected with the third threaded edge; and a plurality of miniature lithium batteries can be assembled by repeating the operations, so that the miniature lithium batteries are convenient to move and transport, and the miniature lithium batteries are disassembled according to the required quantity and are not easy to lose.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium batteries, in particular to a micro-sized lithium battery structure. Background Art

[0002] Micro lithium battery usually refers to lithium ion battery, which is a lightweight, high energy density rechargeable battery. For example, CN212366131U disclosed on the Chinese patent website is a micro lithium battery, which includes an upper shell, a lower shell and an inner top ring; the upper shell: an anode plate is inserted movably inside, an upper insert ring is inserted movably inside the upper side of the anode plate, an anode connection plate is fixed on the upper side of the upper insert ring, the upper end of the anode connection plate moves through the upper end of the upper shell, and the outer side surface of the anode connection plate contacts the inner side of the upper end of the upper shell; the lower shell: an anode plate is inserted movably inside A cathode plate is provided with a lower insert ring fixed on the lower side thereof, the lower insert ring is movably inserted in the lower side of the cathode plate, a cathode power connection plate is fixed on the lower side of the cathode plate, welding plates are fixed to the right half side of the lower shell and the right half side of the upper shell, firstly, it is convenient to disassemble and install, and the internal sealing is guaranteed after installation, and when the lithium battery reaches the end of its service life and needs to be recycled, it is convenient to disassemble and recycle the internal parts, thereby improving the recycling efficiency, but conventional micro-sized lithium batteries are small in size and inconvenient to move and transport, and are easy to lose when taken, therefore, a micro-sized lithium battery structure is proposed. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a miniature lithium battery structure, which has the advantages of assembling multiple miniature lithium batteries into one body for easy movement and transportation, disassembling according to the required quantity, and not being easily lost. This solves the problem that conventional miniature lithium batteries are small in size, inconvenient to move and transport, and easy to lose when taken.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a miniature lithium battery structure, comprising a lithium battery body, a protective shell is arranged on the outside of the lithium battery body, a positive electrode connector is arranged on the top of the protective shell, a negative electrode connector is arranged on the bottom of the protective shell, a No. 1 threaded edge is arranged on the outside of the outer side of the protective shell, a limiting edge is arranged on the bottom of the No. 1 threaded edge, a No. 2 threaded edge is arranged on the outside of the limiting edge, a No. 3 threaded edge is arranged on the bottom of the limiting edge, a connecting sleeve is sleeved on the outside of the protective shell, a No. 1 threaded groove is arranged on the inner side of the connecting sleeve, a No. 2 threaded groove is arranged on the bottom of the No. 1 threaded groove, and a No. 3 threaded groove is arranged on the bottom of the No. 2 threaded groove.

[0005] Preferably, the No. 1 thread groove corresponds to the position of the No. 1 thread edge, the No. 3 thread groove corresponds to the position of the No. 3 thread edge, the height of the protective shell is consistent with that of the connecting sleeve, and by aligning the No. 1 thread groove with the No. 1 thread edge and then aligning the No. 3 thread groove with the No. 3 thread edge, the surface of the protective shell is made consistent with the connecting sleeve, so that the micro lithium battery can be installed on other equipment.

[0006] Preferably, the position of the No. 2 thread edge corresponds to the No. 2 thread groove, and can move up and down inside the No. 2 thread groove, while driving the connecting sleeve to move up and down on the outside of the protective shell, and the No. 2 thread edge can be moved inside the No. 2 thread groove by rotating the connecting sleeve.

[0007] Preferably, the limiting edge is inserted into the inner side of the connecting sleeve and limits the movement of the connecting sleeve on the outer side of the protective shell. The limiting edge limits the upward and downward movement of the connecting sleeve to prevent it from loosening and falling off.

[0008] Preferably, the connecting sleeve moves downward along the outer side of the protective shell, and separates the No. 3 thread groove from the No. 3 thread edge, and connects it with the No. 1 thread edge of another miniature lithium battery to complete the splicing. By separating the No. 3 thread groove of the No. 1 miniature lithium battery from the No. 3 thread edge and then connecting the No. 1 thread edge of the No. 2 miniature lithium battery to it, a splicing is completed. By repeating the above operation, multiple miniature lithium batteries can be assembled, which is convenient for moving and transporting, and can be disassembled according to the required quantity to prevent loss.

[0009] Compared with the prior art, the utility model provides a miniature lithium battery structure with the following beneficial effects:

[0010] 1. The structure of the miniature lithium battery can make the No. 2 thread edge move inside the No. 2 thread groove by rotating the connecting sleeve, and limit the upward and downward movement of the connecting sleeve by the limiting edge to prevent loosening and falling off. The No. 3 thread groove of the No. 1 miniature lithium battery is separated from the No. 3 thread edge, and the No. 1 thread edge of the No. 2 miniature lithium battery is connected to it to complete a splicing. By repeating the above operation, multiple miniature lithium batteries can be assembled, which is convenient for moving and transporting, and can be disassembled according to the required amount to prevent loss.

[0011] 2. The structure of the miniature lithium battery is such that the surface of the protective housing is consistent with the connecting sleeve by aligning the No. 1 thread groove with the No. 1 thread edge and then aligning the No. 3 thread groove with the No. 3 thread edge, so that the miniature lithium battery can be installed on other equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic cross-sectional diagram of the structure assembly of the utility model;

[0013] Figure 2 It is a cross-sectional schematic diagram of the structure of the utility model;

[0014] Figure 3 It is a schematic cross-sectional view of the second structural form of the utility model.

[0015] Among them: 1. Lithium battery body; 2. Protective shell; 3. Positive terminal; 4. Negative terminal; 5. No. 1 threaded edge; 6. Restriction edge; 7. No. 2 threaded edge; 8. No. 3 threaded edge; 9. Connecting sleeve; 10. No. 1 thread groove; 11. No. 2 thread groove; 12. No. 3 thread groove. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3 The utility model provides the following technical solutions: a miniature lithium battery structure, including a lithium battery body 1, a protective shell 2 is arranged on the outside of the lithium battery body 1, a positive terminal 3 is arranged on the top of the protective shell 2, a negative terminal 4 is arranged on the bottom of the protective shell 2, a No. 1 threaded edge 5 is arranged on the outside of the outer side of the protective shell 2, a limiting edge 6 is arranged on the bottom of the No. 1 threaded edge 5, a No. 2 threaded edge 7 is arranged on the outside of the limiting edge 6, a No. 3 threaded edge 8 is arranged on the bottom of the limiting edge 6, a connecting sleeve 9 is sleeved on the outside of the protective shell 2, a No. 1 threaded groove 10 is arranged on the inner side of the connecting sleeve 9, a No. 2 threaded groove 11 is arranged on the bottom of the No. 1 threaded groove 10, and a No. 3 threaded groove 12 is arranged on the bottom of the No. 2 threaded groove 11;

[0018] The first thread groove 10 corresponds to the position of the first thread edge 5, the third thread groove 12 corresponds to the position of the third thread edge 8, and the height of the protective housing 2 is consistent with that of the connecting sleeve 9. By aligning the first thread groove 10 with the first thread edge 5 and then aligning the third thread groove 12 with the third thread edge 8, the surface of the protective housing 2 is consistent with the connecting sleeve 9, so that the micro lithium battery can be installed on other equipment;

[0019] The position of the second thread edge 7 corresponds to the second thread groove 11, and can move up and down inside the second thread groove 11, while driving the connecting sleeve 9 to move up and down on the outside of the protective shell 2, and the second thread edge 7 moves inside the second thread groove 11 by rotating the connecting sleeve 9;

[0020] The limiting edge 6 is inserted into the inner side of the connecting sleeve 9 and limits the movement of the connecting sleeve 9 outside the protective housing 2. The limiting edge 6 limits the upward and downward movement of the connecting sleeve 9 to prevent it from loosening and falling off.

[0021] The connecting sleeve 9 moves downward along the outer side of the protective shell 2, and separates the No. 3 thread groove 12 from the No. 3 thread edge 8, and connects it with the No. 1 thread edge 5 of another miniature lithium battery to complete the splicing. By separating the No. 3 thread groove 12 of the No. 1 miniature lithium battery from the No. 3 thread edge 8 and then connecting the No. 1 thread edge 5 of the No. 2 miniature lithium battery to it, a splicing is completed. By repeating the above operation, multiple miniature lithium batteries can be assembled, which is convenient for moving and transporting, and can be disassembled according to the required quantity to prevent loss.

[0022] When in use, the No. 2 threaded edge is moved inside the No. 2 threaded groove by rotating the connecting sleeve, and the upward and downward movement of the connecting sleeve is limited by the limiting edge to prevent loosening and falling off. The No. 3 threaded groove of the No. 1 micro lithium battery is separated from the No. 3 threaded edge, and the No. 1 threaded edge of the No. 2 micro lithium battery is connected to it to complete a splicing. By repeating the above operation, multiple micro lithium batteries can be assembled for easy movement and transportation, and can be disassembled according to the required quantity to prevent loss. By matching the No. 1 threaded groove with the No. 1 threaded edge, and then matching the No. 3 threaded groove with the No. 3 threaded edge, the surface of the protective shell is made consistent with the connecting sleeve, so that the micro lithium battery can be installed on other equipment.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A miniature lithium battery structure, comprising a lithium battery body (1), characterized in that: The outer side of the lithium battery body (1) is provided with a protective shell (2), the top of the protective shell (2) is provided with a positive electrode connector (3), the bottom of the protective shell (2) is provided with a negative electrode connector (4), the outer side of the outer side of the protective shell (2) is provided with a No. 1 threaded edge (5), the bottom of the No. 1 threaded edge (5) is provided with a limiting edge (6), the outer side of the limiting edge (6) is provided with a No. 2 threaded edge (7), the bottom of the limiting edge (6) is provided with a No. 3 threaded edge (8), the outer side of the protective shell (2) is sleeved with a connecting sleeve (9), the inner side of the connecting sleeve (9) is provided with a No. 1 threaded groove (10), the bottom of the No. 1 threaded groove (10) is provided with a No. 2 threaded groove (11), and the bottom of the No. 2 threaded groove (11) is provided with a No. 3 threaded groove (12).

2. A miniature lithium battery structure according to claim 1, characterized in that: The No. 1 thread groove (10) corresponds to the position of the No. 1 thread edge (5), the No. 3 thread groove (12) corresponds to the position of the No. 3 thread edge (8), and the height of the protective shell (2) is consistent with that of the connecting sleeve (9).

3. A miniature lithium battery structure according to claim 1, characterized in that: The position of the second thread edge (7) corresponds to the second thread groove (11), and can move up and down inside the second thread groove (11), while driving the connecting sleeve (9) to move up and down on the outside of the protective shell (2).

4. A miniature lithium battery structure according to claim 1, characterized in that: The limiting edge (6) is inserted into the inner side of the connecting sleeve (9) and limits the movement of the connecting sleeve (9) outside the protective shell (2).

5. The miniature lithium battery structure according to claim 1, characterized in that: The connecting sleeve (9) moves downward along the outer side of the protective shell (2), separates the No. 3 thread groove (12) from the No. 3 thread edge (8), and connects with the No. 1 thread edge (5) of another miniature lithium battery to complete the splicing.

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