CN214797577U

CN214797577U - Lithium battery with charging protection device

Info

Publication number: CN214797577U
Application number: CN202023199863.6U
Authority: CN
Inventors: 潘文华
Original assignee: Jiangxi Sirui Solar Energy Technology Co ltd
Current assignee: Jiangxi Sirui Solar Energy Technology Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-11-19
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a lithium battery with a charging protection device, which comprises a box body, the bottom of the box body is fixedly provided with a support frame, the upper end of the support frame can be detachably provided with a lithium battery pack, a shaft lever is inserted in the box body, a spring is arranged in the shaft lever, one end of the spring is connected with a baffle, the baffle can be tightly attached to the outer surface of the lithium battery pack, one end of the box body is provided with a first protection box, the lower surface of the first protection box is provided with a second protection box, the lithium battery is radiated by a ventilation hole arranged in the box body and a fan arranged in a radiation box, and the air circulation of the bottom lithium battery is facilitated by the support frame arranged at the lower end of the lithium battery; the position of charging is through setting up insulating material, avoids electrocuting when inserting, and the insulating fastener that sets up is a protection to battery charging outfit, and the double-deck protection box that sets up at battery charging outfit's surface protects the lithium cell that is charging well, prevents to receive rainwater and ultraviolet light direct irradiation.

Description

Lithium battery with charging protection device

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell with charging protection device.

Background

The battery protection device is mainly used for protecting the battery, 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, because the chemical characteristics of the lithium metal are very active, the processing, storage and use of the lithium metal are realized, the requirement on the environment is very high, along with the development of the microelectronic technology at the end of the twentieth century, the miniaturized equipment is increased day by day, the high requirement on the power supply is provided, the lithium battery enters a large-scale practical stage, the existing lithium battery cannot be shielded and protected during charging, the existing lithium battery can be subjected to rainwater dripping and direct irradiation of the open sun, fire disasters are caused, and potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell with charging protection device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery with a charging protection device comprises a box body, wherein a support frame is fixedly arranged at the bottom of the box body, a lithium battery pack is detachably arranged at the upper end of the support frame, a shaft rod is inserted in the box body, a spring is arranged in the shaft rod, one end of the spring is connected with a baffle plate which can be tightly attached to the outer surface of the lithium battery pack, a first protection box is arranged at one end of the box body, a second protection box is arranged at the lower surface of the first protection box, a rotating shaft is inserted in the second protection box, the rotating shaft is rotatably connected to one end of the first protection box in a penetrating manner, a sliding hole is formed in the first protection box, a push rod is fixedly arranged on the outer surface of the second protection box, the push rod movably slides in the sliding hole, a telescopic block is inserted on the upper surface of the push rod, the telescopic block can be clamped at one end of the sliding hole, and an insulator is fixedly arranged in the second protection box, the metal connector is inserted into the insulator, a second connecting clamp is fixedly arranged at one end of the insulator, a connecting shaft seat is rotatably arranged on one side of the second connecting clamp, a first connecting clamp is connected to the connecting shaft seat, an insulating plate is fixedly arranged on one side of the first connecting clamp, an insulating clamping piece is arranged on the lower surface of the insulating plate, and the insulating clamping piece is clamped in the insulator.

Preferably, the lower end of the box body is provided with symmetrical bases, the upper end of the box body is clamped with a cover plate, and the outer surface of the cover plate is fixedly provided with a handle.

Preferably, the outer surface of the box body is provided with vent holes distributed in an array manner.

Preferably, one side of the box body is provided with a groove, and a rotary holding rod is movably clamped in the groove.

Preferably, a heat dissipation box is fixedly arranged in the box body, a fan is arranged in the heat dissipation box, a mesh enclosure is arranged on one side of the fan, and a screw is inserted into one end of the mesh enclosure and penetrates through the mesh enclosure to be inserted in the box body.

Preferably, a plate is fixedly arranged at one end of the first protection box, a rivet is inserted into the plate, and the rivet can be inserted into the box body.

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

1. the lithium battery is cooled through a ventilation hole formed in the box body and a fan arranged in the cooling box, and the support frame arranged at the lower end of the lithium battery facilitates air circulation of the bottom lithium battery;

2. the position of charging is through setting up insulating material, avoids electrocuting when inserting, and the insulating fastener that sets up is a protection to battery charging outfit, and the double-deck protection box that sets up at battery charging outfit's surface protects the lithium cell that is charging well, prevents to receive rainwater and ultraviolet light direct irradiation.

Drawings

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

FIG. 2 is a schematic view of the inner part of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure A of the present invention;

FIG. 4 is a schematic view of the structural insulator of the present invention;

in the figure: 1. a box body; 11. a vent hole; 12. a base; 13. a groove; 14. rotating the holding rod; 15. a cover plate; 16. a handle; 2. a heat dissipation box; 21. a fan; 22. a mesh enclosure; 23. a screw; 3. a lithium battery pack; 31. a support frame; 32. a baffle plate; 33. a spring; 34. a shaft lever; 4. a first protective case; 41. a push rod; 42. a telescopic block; 43. riveting; 44. a plate block; 45. a slide hole; 46. a rotating shaft; 47. a second protective case; 5. an insulator; 51. a metal joint; 52. an insulating fastener; 53. an insulating plate; 54. a first connecting clip; 55. connecting the shaft seat; 56. a second attachment clip.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a lithium battery with a charging protection device comprises a box body 1, wherein a support frame 31 is fixedly arranged at the bottom of the box body 1, a lithium battery pack 3 is detachably arranged at the upper end of the support frame 31, a shaft rod 34 is inserted in the box body 1, a spring 33 is arranged in the shaft rod 34, one end of the spring 33 is connected with a baffle 32, the baffle 32 can be tightly attached to the outer surface of the lithium battery pack 3, the spring 33 is elastic to facilitate the baffle 32 to fix the lithium battery pack 3, one end of the box body 1 is provided with a first protection box 4, the lower surface of the first protection box 4 is provided with a second protection box 47, a rotating shaft 46 is inserted in the second protection box 47, the rotating shaft 46 is rotatably connected with one end of the first protection box 4 in a penetrating manner, the second protection box 47 can rotate through the rotating shaft 46, a sliding hole 45 is formed in the first protection box 4, and a push rod 41 is fixedly arranged on the outer surface of the second protection box 47, the push rod 41 slides movably in the sliding hole 45, the telescopic block 42 is inserted on the upper surface of the push rod 41, the telescopic block 42 can be clamped at one end of the sliding hole 45, the push rod 41 is pushed to enable the second protection box 47 to slide in the first protection box 4 along the sliding hole 45, the damage of the external environment to the equipment in the first protection box 4 is prevented, the telescopic block 42 is clamped in the sliding hole 45 to fix the second protection box 47 to move, the insulator 5 is fixedly arranged in the second protection box 47, the metal joint 51 is inserted in the insulator 5, one end of the insulator 5 is fixedly provided with the second connecting clamp 56, one side of the second connecting clamp 56 is rotatably provided with the connecting shaft seat 55, the connecting shaft seat 55 is connected with the first connecting clamp 54, one side of the first connecting clamp 54 is fixedly provided with the insulating plate 53, the connecting shaft seat 55 is rotatably connected with the first connecting clamp 54 to enable the insulating plate 53 to rotate, the lower surface of the insulating plate 53 is provided with an insulating clamping piece 52, the insulating clamping piece 52 is clamped in the insulator 5, and the insulating plate 53 drives the insulating clamping piece 52 to rotate, so that the insulator 5 is closed.

As an embodiment of the utility model, 1 lower extreme of box is equipped with the base 12 of symmetry, supports

whole box

1, 1 upper end block of box is equipped with

apron

15, 15 outer fixed surface of apron is equipped with handle 16, promotes handle 16 and is convenient for take off apron 15.

As an embodiment of the utility model, the ventilation hole 11 that the array distributes is seted up to 1 surface of box, is convenient for dispel the heat to lithium cell group 3 in the box 1.

As an embodiment of the utility model, 1 one side of box has seted up recess 13, recess 13 internalization card is equipped with rotates holding rod 14, will rotate holding rod 14 card in recess 13 when not using, reduces occupation space.

As an embodiment of the present invention, the heat dissipation box 2 is fixed in the box 1, be equipped with the fan 21 in the heat dissipation box 2, fan 21 one side is equipped with the screen panel 22, screen panel 22 one end is inserted and is equipped with screw 23 runs through screen panel 22 and inserts and establish in the box 1, and fan 21 blows off steam outside the box 1.

As an embodiment of the present invention, the one end of the first protection box 4 is fixed and is equipped with the plate 44, the rivet 43 is inserted into the plate 44, the rivet 43 can be inserted into the box 1, so that the first protection box 4 is fixed on the box 1.

The working principle is as follows: when the lithium battery is charged, the fan 21 in the box body 1 and the ventilation hole 11 formed in the box body 1 are operated to dissipate heat, the first connecting clamp 54 is connected with the connecting shaft seat 55 by rotating, the insulating plate 53 is opened to move upwards, the metal joint 51 is connected outside, then the push rod 41 is pushed, the second protection box 47 moves downwards along the sliding hole 45 on the first protection box 4 under the action of the rotating shaft 46, and therefore the charging equipment is protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A lithium battery with a charging protection device comprises a box body (1) and is characterized in that a support frame (31) is fixedly arranged at the bottom of the box body (1), a lithium battery pack (3) is detachably arranged at the upper end of the support frame (31), a shaft rod (34) is inserted into the box body (1), a spring (33) is arranged in the shaft rod (34), one end of the spring (33) is connected with a baffle (32), the baffle (32) can be tightly attached to the outer surface of the lithium battery pack (3), one end of the box body (1) is provided with a first protection box (4), the lower surface of the first protection box (4) is provided with a second protection box (47), a rotating shaft (46) is inserted into the second protection box (47), the rotating shaft (46) is rotatably connected to one end of the first protection box (4) in a penetrating manner, a sliding hole (45) is formed in the first protection box (4), a push rod (41) is fixedly arranged on the outer surface of the second protection box (47), the push rod (41) movably slides in the sliding hole (45), a telescopic block (42) is inserted on the upper surface of the push rod (41), the telescopic block (42) can be clamped at one end of the sliding hole (45), an insulator (5) is fixedly arranged in the second protection box (47), a metal joint (51) is inserted in the insulator (5), a second connecting clamp (56) is fixedly arranged at one end of the insulator (5), a connecting shaft seat (55) is rotatably arranged at one side of the second connecting clamp (56), the connecting shaft seat (55) is connected with a first connecting clamp (54), one side of the first connecting clamp (54) is fixedly provided with an insulating plate (53), the lower surface of the insulating plate (53) is provided with an insulating clamping piece (52), and the insulating clamping piece (52) is clamped in the insulator (5).

2. A lithium battery with a charge protection device according to claim 1, characterized in that: the portable water heater is characterized in that symmetrical bases (12) are arranged at the lower end of the box body (1), a cover plate (15) is clamped at the upper end of the box body, and a handle (16) is fixedly arranged on the outer surface of the cover plate (15).

3. A lithium battery with a charge protection device according to claim 1, characterized in that: the outer surface of the box body (1) is provided with vent holes (11) distributed in an array.

4. A lithium battery with a charge protection device according to claim 1, characterized in that: a groove (13) is formed in one side of the box body (1), and a rotating holding rod (14) is movably clamped in the groove (13).

5. A lithium battery with a charge protection device according to claim 1, characterized in that: the box (1) internal fixation is equipped with heat dissipation case (2), be equipped with fan (21) in heat dissipation case (2), fan (21) one side is equipped with screen panel (22), screen panel (22) one end is inserted and is equipped with screw (23) run through screen panel (22) and insert and establish in box (1).

6. A lithium battery with a charge protection device according to claim 1, characterized in that: one end of the first protection box (4) is fixedly provided with a plate block (44), a rivet (43) is inserted into the plate block (44), and the rivet (43) can be inserted into the box body (1).