CN210866423U

CN210866423U - Lithium battery with charging protection structure

Info

Publication number: CN210866423U
Application number: CN201922329488.3U
Authority: CN
Inventors: 汤大明
Original assignee: Dongguan Sunly Battery Technology Co ltd
Current assignee: Dongguan Sunly Battery Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-06-26
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a lithium cell with charging protection structure, including battery box, heat-conducting plate, lithium cell main part, case lid and lithium cell protection shield, the heat-conducting plate is inlayed and installed to the side around the battery box, the welding has the division board of three equidistance of group between the heat-conducting plate, four group's lithium cell main parts have been placed to the inside of battery box, there is the case lid one side at battery box top through hinge fixed mounting, the inside fixed mounting of case lid has lithium cell protection shield, lithium cell protection shield passes through wire and lithium cell main part electric connection. The utility model discloses set up lithium battery protection board, lithium battery protection board can protect lithium cell main part not cross put, not overcharge, not overflow, still be exactly output short-circuit protection, this lithium cell that has the protection architecture that charges has set up the heat-conducting plate, and the heat transfer that produces in the lithium cell main part working process reaches the heat-conducting plate, and on the heat-conducting plate reached heat transfer radiating fin, heat radiating fin can be quick give off the external world to the heat.

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 in the 20 th century 70 s by M.S. Whittingham.

The existing lithium battery has the following defects:

1. the existing lithium battery is generally diffused through the heat dissipation holes when in use, and the heat dissipation performance is poor.

2. When the existing lithium battery is charged, the lithium battery is often damaged due to over-discharge, over-charge and over-current of the battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell with charge protection structure 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: the utility model provides a lithium cell with protection architecture charges, includes battery box, heat-conducting plate, lithium cell main part, case lid and lithium battery protection board, the heat-conducting plate is installed to the side is inlayed around the battery box, the welding has the equidistant division board of three groups between the heat-conducting plate, four group's lithium cell main parts have been placed to the inside of battery box, there is the case lid one side at battery box top through hinge fixed mounting, the inside fixed mounting of case lid has lithium battery protection board, lithium battery protection board passes through wire and lithium cell main part electric connection.

Preferably, a socket is electrically mounted on one side of the top of the lithium battery protection plate, the socket extends to the top of the box cover, a triangular socket is arranged on one side of the top of the socket, and a control switch is arranged on the other side of the top of the socket.

Preferably, eleven groups of equidistant radiating fins are fixedly installed on the outer side of the heat conducting plate, and third through holes are formed in the surfaces of the radiating fins.

Preferably, the front side and the rear side of the battery box are provided with eleven sets of equidistant first through holes, four corners of the bottom of the battery box are fixedly provided with a base, and the bottom of the base is adhered with an anti-slip pad.

Preferably, a lock catch is fixedly mounted at the center of one side of the surface of the case cover, and a second through hole is formed in the other side of the surface of the case cover.

Preferably, a handle is fixedly arranged at the center of the top of the box cover, and an anti-slip sleeve is sleeved at the holding position of the handle.

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

1. this lithium cell with protection architecture that charges has set up the lithium cell protection shield, and the lithium cell protection shield can protect lithium cell main part not overdischarge, not overcharge, not overflowing, be exactly output short-circuit protection.

2. This lithium cell with protection architecture that charges has set up the heat-conducting plate, and the heat transfer that produces in the lithium cell main part working process reaches the heat-conducting plate, and on the heat-conducting plate reaches the radiating fin heat transfer, radiating fin can be quick give off the heat to the external world.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the outer side structure of the case cover of the present invention;

fig. 4 is a schematic side view of the heat dissipation fins of the present invention.

In the figure: 1. a battery box; 101. a first through hole; 102. a base; 103. a non-slip mat; 2. a heat conducting plate; 201. heat dissipation fins; 202. a third through hole; 3. a lithium battery main body; 4. a partition plate; 5. a hinge; 6. a box cover; 601. locking; 602. a second through hole; 7. a lithium battery protection board; 701. a socket; 702. a triangular socket; 703. a control switch; 8. a handle; 9. an anti-slip sleeve.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

Referring to fig. 1-4, the present invention provides an embodiment: a lithium battery with a charging protection structure comprises a battery box 1 and a heat conducting plate 2, lithium cell main part 3, case lid 6 and lithium battery protection board 7, the heat-conducting plate 2 is installed to the side is inlayed around battery box 1, heat-conducting plate 2 can be quick gives off the external world to the heat that lithium cell main part 3 during operation produced, the welding has the equidistant division board 4 of three groups between heat-conducting plate 2, division board 4 is separated into four groups to battery box 1 internal partitioning and is placed the chamber, be convenient for place lithium cell main part 3, four groups lithium cell main part 3 have been placed to battery box 1's inside, there is case lid 6 one side at battery box 1 top through hinge 5 fixed mounting, case lid 6 is used for sealing battery box 1, there is lithium battery protection board 7 inside of case lid 6 through bolt fixed mounting, lithium battery protection board 7 passes through wire and 3 electric connection of lithium cell main part, lithium.

Further, socket 701 is installed to the one side electrical property at lithium battery protection board 7 top, and socket 701 extends to the top of case lid 6, and one side at socket 701 top is equipped with triangle socket 702, and triangle socket 702 is convenient for external plug to insert and is carried out the charge-discharge, and the opposite side at socket 701 top is equipped with control switch 703, and control switch 703 controls the power supply state of triangle socket 702.

Further, the heat-conducting plate 2 is welded with eleven sets of equidistant heat-radiating fins 201 at the outer side thereof, the surfaces of the heat-radiating fins 201 are provided with third through holes 202, the heat-conducting plate 2 transfers heat to the heat-radiating fins 201, the heat-radiating fins 201 radiate heat to the outside rapidly, and the third through holes 202 increase the heat-radiating area of the heat-radiating fins 201, thereby improving the heat-radiating efficiency of the heat-radiating fins 201.

Further, the front and back sides of battery box 1 are equipped with the first through-hole 101 of eleven a set of equidistance, and first through-hole 101 is convenient for heat radiation fins 201 to extend to the outside of battery box 1, and four corner welding of battery box 1 bottom have base 102, and base 102 carries out fixed stay to battery box 1, and non-slip mat 103 has been pasted to the bottom of base 102, and non-slip mat 103 increases the frictional force of base 102, guarantees base 102's support stability.

Further, a lock 601 is fixedly installed at the center of one side of the surface of the case cover 6 through a bolt, the lock 601 fixes the case cover 6, a second through hole 602 is formed in the other side of the surface of the case cover 6, and the second through hole 602 facilitates the passage of the socket 701.

Further, the handle 8 is welded at the central position of the top of the box cover 6, the handle 8 is convenient for a person to hold in a hand, the anti-slip sleeve 9 is sleeved at the holding position of the handle 8, and the anti-slip sleeve 9 prevents the person from sliding when holding the handle 8.

The working principle is as follows: during the use, inside external plug inserted triangle socket 702, then pressed control switch 703, lithium cell main part 3 charges and discharges, and the electric current passes through lithium cell protection shield 7, and lithium cell protection shield 7 is used for carrying out the charge-discharge protection to lithium cell main part 3, and the heat transfer that produces when lithium cell main part 3 charges and discharges reaches heat-conducting plate 2, and heat-conducting plate 2 is heat transfer to cooling fin 201, and cooling fin 201 gives off the heat to the external world fast.

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. The utility model provides a lithium cell with protection architecture charges, includes battery box (1), heat-conducting plate (2), lithium cell main part (3), case lid (6) and lithium cell protection shield (7), its characterized in that: the utility model discloses a lithium battery box, including battery box (1), heat-conducting plate (2) are inlayed to the side around battery box (1), the welding has three equidistant division boards of group (4) between heat-conducting plate (2), four group lithium cell main parts (3) have been placed to the inside of battery box (1), one side at battery box (1) top has case lid (6) through hinge (5) fixed mounting, the inside fixed mounting of case lid (6) has lithium cell protection board (7), lithium cell protection board (7) are through wire and lithium cell main part (3) electric connection.

2. A lithium battery with a charge protection structure according to claim 1, characterized in that: socket (701) are installed to one side electrical property at lithium cell protection board (7) top, and socket (701) extend to the top of case lid (6), and one side at socket (701) top is equipped with triangle socket (702), and the opposite side at socket (701) top is equipped with control switch (703).

3. A lithium battery with a charge protection structure according to claim 1, characterized in that: the outer side of the heat conducting plate (2) is fixedly provided with eleven groups of equidistant radiating fins (201), and the surface of each radiating fin (201) is provided with a third through hole (202).

4. A lithium battery with a charge protection structure according to claim 1, characterized in that: the battery box is characterized in that the front side and the rear side of the battery box (1) are provided with eleven sets of equidistant first through holes (101), four corners of the bottom of the battery box (1) are fixedly provided with bases (102), and anti-skid pads (103) are pasted at the bottoms of the bases (102).

5. A lithium battery with a charge protection structure according to claim 1, characterized in that: the middle position of one side of the surface of the box cover (6) is fixedly provided with a lock catch (601), and the other side of the surface of the box cover (6) is provided with a second through hole (602).

6. A lithium battery with a charge protection structure according to claim 1, characterized in that: the middle position of the top of the box cover (6) is fixedly provided with a handle (8), and the handheld position of the handle (8) is sleeved with an anti-slip sleeve (9).