CN215989034U

CN215989034U - Foldable small lithium battery

Info

Publication number: CN215989034U
Application number: CN202121779474.2U
Authority: CN
Inventors: 徐源
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-03-08
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a foldable small lithium battery which comprises a first shell, a second shell and a battery body, wherein the second shell is arranged on one side of the first shell, the inner walls of the first shell and the second shell are fixedly connected with the battery body, the two sides of the upper surface of the first shell are respectively and fixedly connected with an anode and a cathode, the top ends and the bottoms of the first shell and the second shell are respectively provided with a slot, and the inner walls of the slots are inserted with inserting plates. According to the battery management device, the first shell and the second shell can rotate angularly through the slots, the inserting plates, the connecting shafts and the movable mechanism, so that the battery management device can be unfolded or folded for use, when one battery management device is damaged, the inserting plates at the top end and the bottom can be separated from the slots by pulling the movable mechanism, the first shell and the second shell can be separated, the damaged battery can be replaced, and therefore the battery management device is more convenient for people to use compared with the existing folded battery management device.

Description

Foldable small lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a foldable small lithium battery.

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. Lithium metal batteries were first proposed and studied by Gilbert n.lewis in 1912. In the 70 s of the 20 th century, m.s.whitetingham proposed and began to study lithium ion batteries. 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.

At present, folding battery is folding to utilize the pivot, but can not dismantle between the pivot, when one of them group lithium cell damages, just need demolish two sets of folding lithium cell, causes the waste of certain degree, and inconvenient personnel use, consequently, we have provided a folding small-size lithium cell.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a foldable small lithium battery that solves the problems set forth above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a folding small-size lithium cell, includes first shell, second shell and battery body, one side of first shell is equipped with the second shell, the equal fixedly connected with battery body of inner wall of first shell and second shell, the both sides difference fixedly connected with positive pole and negative pole of first shell upper surface, the slot has all been seted up to the top and the bottom of first shell and second shell, the inner wall of slot is pegged graft and is had the picture peg, the top fixedly connected with fixed plate of picture peg, the top fixedly connected with connecting axle of fixed plate, the top of connecting axle is rotated and is connected with the backup pad, the quantity of backup pad is two, two be equipped with the moving mechanism between the backup pad.

Preferably, the movable mechanism comprises two connecting rods, two limiting blocks, a loop bar and a traction spring, the connecting rods are fixedly connected with the two supporting plates and the two supporting plates respectively, the limiting blocks are fixedly connected with the ends, far away from the supporting plates, of the connecting rods, the loop bar is sleeved on the surface of each limiting block, and the traction spring is fixedly connected between the limiting blocks.

Preferably, the surfaces of the first shell and the second shell are fixedly connected with plate bodies, and the plate bodies are made of insulating materials.

Preferably, the quantity of plate body is two, one of them the guide slot has all been seted up to the upper portion and the lower part on plate body surface, the inner wall swing joint of guide slot has a top pearl, another the equal fixedly connected with adaptation piece in upper portion and the lower part on plate body surface, the constant head tank has all been seted up to the both sides on adaptation piece surface, constant head tank and top pearl looks adaptation.

Preferably, a groove body is formed in one side of the slot, and the depth of the groove body is the same as the thickness of the fixing plate.

Preferably, one side of the first shell and one side of the second shell, which are close to the slot, are designed in an arc shape, and the arc-shaped positions of the first shell and the second shell correspond to each other.

Preferably, pull grooves are formed in the ends, away from the slot, of the first shell and the second shell, the number of the pull grooves is two, and the two pull grooves are identical in position height.

Compared with the prior art, the utility model has the beneficial effects that:

according to the battery management device, the first shell and the second shell can rotate angularly through the slots, the inserting plates, the connecting shafts and the movable mechanism, so that the battery management device can be unfolded or folded for use, when one battery management device is damaged, the inserting plates at the top end and the bottom can be separated from the slots by pulling the movable mechanism, the first shell and the second shell can be separated, the damaged battery can be replaced, and therefore the battery management device is more convenient for people to use compared with the existing folded battery management device.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a first housing according to the present invention;

FIG. 3 is a schematic structural view of the inserting plate, the fixing plate, the connecting shaft, the supporting plate and the movable mechanism of the present invention;

FIG. 4 is a schematic structural view of a front cross section of the movable mechanism of the present invention;

fig. 5 is a side sectional view of the first housing of the present invention.

In the figure: 1. a first housing; 2. a second housing; 3. a battery body; 4. a slot; 5. inserting plates; 6. a fixing plate; 7. a connecting shaft; 8. a support plate; 9. a movable mechanism; 901. a connecting rod; 902. a limiting block; 903. a loop bar; 904. a traction spring; 10. a positive electrode; 11. a negative electrode; 12. a plate body; 13. an adaptation block; 14. a guide groove; 15. and (6) groove drawing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a foldable small lithium battery comprises a first shell 1, a second shell 2 and a battery body 3, wherein the second shell 2 is arranged on one side of the first shell 1, plate bodies 12 are fixedly connected to the surfaces of the first shell 1 and the second shell 2, the plate bodies 12 are made of insulating materials, the number of the plate bodies 12 is two, guide grooves 14 are respectively formed in the upper portion and the lower portion of the surface of one plate body 12, top beads are movably connected to the inner walls of the guide grooves 14, adapter blocks 13 are respectively fixedly connected to the upper portion and the lower portion of the surface of the other plate body 12, positioning grooves are respectively formed in the two sides of the surface of each adapter block 13 and are matched with the top beads, pull grooves 15 are respectively formed in one ends, far away from a slot 4, of the first shell 1 and the second shell 2, the number of the pull grooves 15 is two, the heights of the positions of the two pull grooves 15 are the same, and the inner walls of the first shell 1 and the second shell 2 are fixedly connected with the battery body 3, the two sides of the upper surface of the first shell 1 are respectively fixedly connected with an anode 10 and a cathode 11, the top ends and the bottoms of the first shell 1 and the second shell 2 are both provided with slots 4, one sides of the first shell 1 and the second shell 2 close to the slots 4 are designed into an arc shape, the arc-shaped parts of the first shell 1 and the second shell 2 are corresponding, one side of each slot 4 is provided with a groove body, the depth of each groove body is the same as the thickness of the fixed plate 6, the inner wall of each slot 4 is inserted with an inserting plate 5, the top end of each inserting plate 5 is fixedly connected with the fixed plate 6, the top end of each fixed plate 6 is fixedly connected with a connecting shaft 7, the top end of each connecting shaft 7 is rotatably connected with two supporting plates 8, a movable mechanism 9 is arranged between the two supporting plates 8, each movable mechanism 9 comprises a connecting rod 901, a limiting block 902, a sleeve rod 903 and a traction spring 904, the number of the connecting rods 901 is two, and the two connecting rods 901 are respectively fixedly connected with the two supporting plates 8, two connecting rods 901 keep away from one end fixedly connected with stopper 902 of backup pad 8, the loop bar 903 has been cup jointed on the surface of stopper 902, fixedly connected with traction spring 904 between two stoppers 902, through slot 4, picture peg 5, the setting of connecting axle 7 and movable mechanism 9, in the in-process of using, accessible connecting axle 7 makes first shell 1 and second shell 2 carry out the angular rotation, make reason battery deployable or folding use, when damage appears in one of them reason battery, accessible pulling movable mechanism 9, the picture peg 5 and the slot 4 separation of messenger top and bottom, thereby can change first shell 1 and the separation of second shell 2 and the battery to the damage, compare current folding reason battery and make things convenient for personnel to use more like this.

The working principle is as follows: when the plug board is used, a person can press the first shell 1 and the second shell 2 to enable the first shell 1 and the second shell 2 to be in an unfolded or folded state, when the first shell 1 and the second shell 2 are in the folded state, the adapting block 13 can be inserted into the guide groove 14, the adapting block 13 can be inserted into the positioning groove after being inserted, so that the first shell 1 and the second shell 2 can be fixed after being folded, when the first shell 1 and the second shell 2 need to be opened, the adapting block 13 can be pulled out of the guide groove 14 only by pulling the first shell 1 and the second shell 2 through the pull groove 15, so that the first shell 1 and the second shell 2 can be separated, when a lithium battery in one of the first shell 1 and the second shell 2 is damaged, the person can pull the two connecting rods at the same time to enable the plug board 5 to move and leave the slot 4, after being pulled, the first shell 1 and the second shell 2 can be separated from the plug board 5, the damaged lithium battery can be replaced, after the replacement is completed, the connecting rod 901 can be pulled to enable the inserting plates 5 to move upwards and to be inserted into the inserting grooves 4, and after the insertion, the traction spring 904 can provide traction force for the two inserting plates 5 to enable the two inserting plates 5 to be inserted into the inserting grooves 4.

In summary, through the arrangement of the slot 4, the inserting plate 5, the connecting shaft 7 and the movable mechanism 9, in the using process, the first shell 1 and the second shell 2 can be rotated angularly through the connecting shaft 7, so that the battery management can be unfolded or folded for use, when one of the batteries is damaged, the inserting plate 5 at the top end and the bottom end can be separated from the slot 4 by pulling the movable mechanism 9, and therefore the first shell 1 and the second shell 2 can be separated and the damaged battery can be replaced, and compared with the existing folding battery management, the battery management device is more convenient for personnel to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. A foldable small lithium battery includes a first case (1), a second case (2) and a battery body (3), characterized in that: one side of first shell (1) is equipped with second shell (2), the equal fixedly connected with battery body (3) of inner wall of first shell (1) and second shell (2), the both sides difference fixedly connected with positive pole (10) and negative pole (11) of first shell (1) upper surface, slot (4) have all been seted up to the top and the bottom of first shell (1) and second shell (2), the inner wall of slot (4) is pegged graft and is had picture peg (5), the top fixedly connected with fixed plate (6) of picture peg (5), the top fixedly connected with connecting axle (7) of fixed plate (6), the top of connecting axle (7) is rotated and is connected with backup pad (8), the quantity of backup pad (8) is two be equipped with movable mechanism (9) between backup pad (8).

2. A foldable lithium mini-battery as claimed in claim 1, wherein: the movable mechanism (9) comprises two connecting rods (901), two limiting blocks (902), sleeve rods (903) and traction springs (904), the number of the connecting rods (901) is two, the connecting rods (901) are fixedly connected with the two supporting plates (8) respectively, the connecting rods (901) are far away from the limiting blocks (902) at one ends of the supporting plates (8), the sleeve rods (903) are sleeved on the surfaces of the limiting blocks (902), and the traction springs (904) are fixedly connected between the limiting blocks (902).

3. A foldable lithium mini-battery as claimed in claim 1, wherein: the surface of the first shell (1) and the surface of the second shell (2) are fixedly connected with plate bodies (12), and the plate bodies (12) are made of insulating materials.

4. A foldable lithium mini-battery as claimed in claim 3, wherein: the quantity of plate body (12) is two, one of them guide slot (14) have all been seted up to the upper portion and the lower part on plate body (12) surface, the inner wall swing joint of guide slot (14) has a top pearl, another the equal fixedly connected with adaptation piece (13) of upper portion and lower part on plate body (12) surface, the constant head tank has all been seted up to the both sides on adaptation piece (13) surface, constant head tank and top pearl looks adaptation.

5. A foldable lithium mini-battery as claimed in claim 1, wherein: a groove body is formed in one side of the slot (4), and the depth of the groove body is the same as the thickness of the fixing plate (6).

6. A foldable lithium mini-battery as claimed in claim 1, wherein: one sides of the first shell (1) and the second shell (2) close to the slot (4) are in arc-shaped design, and the arc-shaped positions of the first shell (1) and the second shell (2) correspond to each other.

7. A foldable lithium mini-battery as claimed in claim 1, wherein: pull grooves (15) have all been seted up to the one end of keeping away from slot (4) in first shell (1) and second shell (2), the quantity of pull grooves (15) is two, two the position height of pull grooves (15) is the same.