CN212750968U

CN212750968U - Lithium battery with charging protection structure

Info

Publication number: CN212750968U
Application number: CN202022117991.5U
Authority: CN
Inventors: 孙友兵
Original assignee: Shenzhen Jiayuan Tongda Technology Co ltd
Current assignee: Shenzhen Jiayuan Tongda Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-03-19
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a lithium cell with charging protection structure relates to lithium battery technology field, including the lithium cell, the terminal surface of lithium cell is provided with the mouth that charges, and the both sides of lithium cell have all been seted up and have been opened the hinge, the one end of the mouth that charges is connected with the visor, and the terminal surface of visor has seted up the spout, the inner wall connection of spout has the block board, and the bottom mounting of spout has the fixing base, the slide bar is installed to the inner wall of spout, and the outer wall of slide bar cup joints the connecting rod that links to each other with the block board, the bottom mounting of connecting rod has the fixed block. The utility model effectively solves the problem of lacking of a charging protection structure by arranging a protective cover, a clamping plate, a chute, a sliding rod, a fixed seat, a connecting rod, a fixed block, a fixed groove, a wedge block, a pull rod and a reset spring; through setting up temperature sensor, electric putter, montant, opening hinge and three section fixed plates, effectively solved the unable problem of rationally adjusting of thermovent.

Description

Lithium battery with charging protection structure

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell with charge protection structure.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, the lithium metal battery is firstly proposed and researched by Gilbert N.Lewis in 1912, and the lithium battery is proposed and researched by M.S. Whittingham in the 70 th century of 20 th, because the chemical properties of the lithium metal are very active, the lithium metal has very high requirements on the environment during processing, storage and use, and the lithium battery becomes the mainstream at present along with the development of scientific technology.

In the prior art, when a lithium battery is charged, a protection structure is lacked at the joint of a power line, so that a connector is easy to fall off to cause safety accidents; secondly, the heat radiation structure of current lithium cell can't rationally adjust opening and shutting of thermovent according to the operational environment of lithium cell, causes the use inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the existing lithium battery is lack of a charging protection structure and cannot be reasonably adjusted through a heat dissipation opening, the lithium battery with the charging protection structure is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery with a charging protection structure comprises a lithium battery, wherein a charging port is arranged on the end face of the lithium battery, hinge openings are arranged on two sides of the lithium battery, one end of the charging port is connected with a protective cover, a sliding groove is formed in the end face of the protective cover, a clamping plate is connected to the inner wall of the sliding groove, a fixed seat is fixed at the bottom end of the sliding groove, a sliding rod is installed on the inner wall of the sliding groove, a connecting rod connected with the clamping plate is sleeved on the outer wall of the sliding rod, a fixed block is fixed at the bottom end of the connecting rod, a fixed hole is formed in the end face of the fixed block, a fixed groove is formed in the inner wall of the fixed seat, a pull rod is connected to one end of the fixed groove, a reset spring is installed inside the fixed groove on one side of the pull rod, a wedge block fixed with the pull rod, electric putter is installed to the bottom of montant, temperature sensor is installed to the inside one side that is located the hinge of opening of lithium cell.

Preferably, the charging port is rotatably connected with the protective cover through a hinge.

Preferably, the clamping plate is connected with the sliding rod in a sliding mode through a connecting rod.

Preferably, the outer wall of the wedge-shaped block is connected with the inner wall of the fixing hole in a clamping mode, and the pull rod is fixedly connected with the wedge-shaped block through a bolt.

Preferably, the triangle fixed plate is connected with the lithium battery inner wall through the pivot, it is connected with the montant through the rotation of triangle fixed plate to open the hinge.

Preferably, the temperature sensor is electrically connected with the electric push rod through a single chip microcomputer.

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

1. the utility model discloses a set up visor, the snap-on board, the spout, the slide bar, a fixed base, the connecting rod, the fixed block, the fixed slot, the wedge, pull rod and reset spring, during charging, insert the plug in the charging mouth through the charging mouth, subsequently, stir the snap-on board upwards, make the connecting rod slide on the slide bar, until the charging wire can block in the recess between snap-on board and fixed base, subsequently push down the snap-on board, the fixed block inserts the fixed slot, the wedge that is located inside the fixed slot is connected with the fixed orifices block of fixed block terminal surface, realize the fixed to the snap-on board, the condition emergence of having avoided the charging wire head to drop has effectively solved the problem that lacks the protection architecture that charges;

2. the utility model discloses a set up temperature sensor, electric putter, the montant, open hinge and three section fixed plate, detect lithium cell operating temperature through temperature sensor, if the temperature is higher, temperature sensor signals to singlechip, single chip microcomputer control electric putter work, pulling montant downstream, because it is connected through rotating with lithium cell inner wall to open the hinge, consequently, open the hinge under the pulling of montant, become the horizontality by vertical state, realize the radiating effect, if the temperature is lower, temperature sensor signals to singlechip, single chip microcomputer control electric putter promotes montant rebound, consequently, it realizes becoming vertical state by the horizontality to open the hinge under the effect of montant, play the certain temperature guard action to the lithium cell under the low temperature, the unable rational regulation's of thermovent problem has effectively been solved.

Drawings

FIG. 1 is a block diagram of the present invention;

fig. 2 is a structural view of a charging port of the present invention;

FIG. 3 is a partial enlarged view of the point A of the present invention;

fig. 4 is a side view of the fixing groove of the present invention;

fig. 5 is a structure view of the opening and closing sheet of the present invention.

In the figure: 1. a lithium battery; 2. a charging port; 3. opening a hinge; 4. a protective cover; 5. a chute; 6. a clamping plate; 7. a fixed seat; 8. a connecting rod; 9. a slide bar; 10. a fixed block; 11. a fixing hole; 12. fixing grooves; 13. a pull rod; 14. a return spring; 15. a wedge block; 16. a triangular fixing plate; 17. a vertical rod; 18. an electric push rod; 19. a temperature sensor.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The electric push rod (GRA-L50) and the temperature sensor (Pt100) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-5, a lithium battery with a charging protection structure includes a lithium battery 1, a charging port 2 is disposed on an end surface of the lithium battery 1, hinges 3 are disposed on both sides of the lithium battery 1, a protection cover 4 is connected to one end of the charging port 2, a sliding slot 5 is disposed on an end surface of the protection cover 4, a clamping plate 6 is connected to an inner wall of the sliding slot 5, a fixing seat 7 is fixed to a bottom end of the sliding slot 5, a sliding rod 9 is mounted on an inner wall of the sliding slot 5, a connecting rod 8 connected to the clamping plate 6 is sleeved on an outer wall of the sliding rod 9, a fixing block 10 is fixed to a bottom end of the connecting rod 8, a fixing hole 11 is disposed on an end surface of the fixing block 10, a fixing slot 12 is disposed on an inner wall of the fixing seat 7, a pull rod 13 is connected to one end of the fixing slot 12, a return spring 14 is, the bottom end of the opening hinge 3 is connected with a triangular fixing plate 16, one end of the triangular fixing plate 16 is connected with a vertical rod 17 through the triangular fixing plate 16, an electric push rod 18 is installed at the bottom end of the vertical rod 17, and a temperature sensor 19 is installed on one side, located at the opening hinge 3, of the inside of the lithium battery 1.

Please refer to fig. 1, the charging port 2 is pivotally connected to the protection cover 4 by a hinge, so as to facilitate opening and closing of the protection cover 4.

Please refer to fig. 2, the engaging plate 6 is slidably connected to the sliding rod 9 through a connecting rod 8, so that the engaging plate 6 and the sliding rod 9 can slide.

Please refer to fig. 4, the outer wall of the wedge block 15 is connected to the inner wall of the fixing hole 11 in a clamping manner, and the pull rod 13 is fixedly connected to the wedge block 15 through a bolt, so that the wedge block 15 is conveniently fixed to the fixing hole 11 in a clamping manner.

Please refer to fig. 5, the triangular fixing plate 16 is rotatably connected to the inner wall of the lithium battery 1 through a rotating shaft, and the hinge 3 is rotatably connected to the vertical rod 17 through the triangular fixing plate 16, so as to facilitate the rotation of the hinge 3 and the inner wall of the lithium battery 1.

Please refer to fig. 5, the temperature sensor 19 is electrically connected to the electric push rod 18 through the single chip, so that the temperature sensor 19 can control the electric push rod 18 to work.

The working principle is as follows: when the lithium battery 1 is charged, a plug is inserted into the charging port 2 through the charging port 2, then the clamping plate 6 is shifted upwards, so that the connecting rod 8 slides on the sliding rod 9 until a charging wire can be clamped in the groove between the clamping plate 6 and the fixed seat 7, then the clamping plate 6 is pressed downwards, the fixed block 10 is inserted into the fixed groove 12, the wedge block 15 positioned inside the fixed groove 12 is contacted with the end surface of the fixed block 10 to extrude the reset spring 14, meanwhile, the wedge block 15 moves towards one side of the reset spring 14, after the wedge block 15 is contacted with the fixed hole 11, the reset spring 14 restores to give elasticity to the wedge block 15, the wedge block 15 is clamped and connected with the fixed hole 11, the clamping plate 6 is fixed, the phenomenon that the charging wire falls off is avoided, when the charging wire is taken out, the pull rod 13 is pulled, the pull rod 13 pulls the wedge block 15, the wedge block 15 extrudes the reset spring 14 and moves towards one side of the, the spacing to fixed orifices 11 is relieved, accomplish taking out of charging wire, detect lithium cell 1 operating temperature through temperature sensor 19, if the temperature is higher, temperature sensor 19 signals to singlechip, singlechip control electric putter 18 work, electric putter 18's output pulling montant 17 downstream, because it is connected through the pivot rotation with lithium cell 1 inner wall to open hinge 3, consequently, open hinge 3 under montant 17's pulling, become the horizontality by vertical state, be the open mode, realize the radiating effect, if the temperature is lower, temperature sensor 19 signals to singlechip, singlechip control electric putter 18 promotes montant 17 rebound, consequently, it becomes vertical state by horizontal state to open hinge 3 to realize under the effect of montant, be the closed condition, play the certain temperature guard action to lithium cell 1 under the low temperature.

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.

Claims

1. A lithium battery with a charging protection structure comprises a lithium battery (1), and is characterized in that: the end face of the lithium battery (1) is provided with a charging port (2), the two sides of the lithium battery (1) are provided with opening hinges (3), one end of the charging port (2) is connected with a protective cover (4), the end face of the protective cover (4) is provided with a sliding groove (5), the inner wall of the sliding groove (5) is connected with a clamping plate (6), the bottom end of the sliding groove (5) is fixed with a fixed seat (7), the inner wall of the sliding groove (5) is provided with a sliding rod (9), the outer wall of the sliding rod (9) is sleeved with a connecting rod (8) connected with the clamping plate (6), the bottom end of the connecting rod (8) is fixed with a fixed block (10), the end face of the fixed block (10) is provided with a fixed hole (11), the inner wall of the fixed seat (7) is provided with a fixed groove (12), one end of the fixed groove (12) is connected with a pull rod (13), one, and one side of reset spring (14) is connected with wedge (15) fixed mutually with pull rod (13), the bottom of opening hinge (3) is connected with triangle fixed plate (16), and the one end of triangle fixed plate (16) is connected with montant (17) through triangle fixed plate (16), electric putter (18) are installed to the bottom of montant (17), temperature sensor (19) are installed to the inside one side that is located opening hinge (3) of lithium cell (1).

2. A lithium battery with a charge protection structure according to claim 1, characterized in that: the charging port (2) is rotatably connected with the protective cover (4) through a hinge.

3. A lithium battery with a charge protection structure according to claim 1, characterized in that: the clamping plate (6) is connected with the slide rod (9) in a sliding mode through a connecting rod (8).

4. A lithium battery with a charge protection structure according to claim 1, characterized in that: the outer wall of the wedge-shaped block (15) is connected with the inner wall of the fixing hole (11) in a clamping mode, and the pull rod (13) is fixedly connected with the wedge-shaped block (15) through a bolt.

5. A lithium battery with a charge protection structure according to claim 1, characterized in that: the triangular fixing plate (16) is rotatably connected with the inner wall of the lithium battery (1) through a rotating shaft, and the opening hinge (3) is rotatably connected with the vertical rod (17) through the triangular fixing plate (16).

6. A lithium battery with a charge protection structure according to claim 1, characterized in that: the temperature sensor (19) is electrically connected with the electric push rod (18) through the singlechip.