CN218274834U

CN218274834U - Lithium ion battery with waterproof function reinforced at joint

Info

Publication number: CN218274834U
Application number: CN202221893735.8U
Authority: CN
Inventors: 董健锋
Original assignee: Hunan Ranxu Energy Technology Co ltd
Current assignee: Hunan Ranxu Energy Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2023-01-10
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a lithium ion battery with a joint with a waterproof function, which comprises a bottom shell and a top shell, wherein a sealing block is arranged at the top of the bottom shell, a sealing groove matched with the sealing block is arranged at the outer side of the bottom of the top shell, a sealing gasket A is arranged at the bottom of the inner side of the sealing groove, a clamping block is arranged at the middle position of the bottom of the top shell, a battery main body is arranged at the top of the inner side of the clamping block, a heat conducting fin is arranged at the bottom of the inner side of the bottom shell, and radiating fins are arranged at two sides and two ends of the heat conducting fin; the utility model discloses a mutually supporting of spring, slider, sealed piece, seal groove, battery main part, sealed pad A, fixture block, sealed pad B, spout and mounting panel, the device concatenation back can carry out double sealing to the junction, carries out primary seal through sealed piece and sealed pad A block earlier, carries out secondary seal through the gap that sealed pad B shutoff fixture block between and the drain pan again, has promoted the sealing performance of device junction.

Description

Lithium ion battery with waterproof function reinforced at joint

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a lithium ion battery of waterproof function is strengthened to junction.

Background

Lithium batteries are divided into lithium batteries and lithium ion batteries, and lithium ion batteries are commonly called as lithium batteries in mobile phones and notebook computers, and generally adopt materials containing lithium elements as electrodes, which are representative of modern high-performance batteries, while real lithium batteries are rarely applied to daily electronic products due to high danger;

the prior device has the following defects: 1. when the battery shell is assembled, most devices can only seal the joint part once, the sealing effect is poor, and when the battery shell is used subsequently, water vapor can enter the devices to cause the damage of the battery; 2. the device can produce higher heat when using, and current device heat-sinking capability is relatively poor, and the life of device can be reduced to lasting high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium ion battery with a joint with a reinforced waterproof function, which aims to solve the problems that when the battery shell is assembled according to the proposal 1 in the background technology, most devices can only seal the joint, the sealing effect is poor, and when the lithium ion battery is used subsequently, steam can possibly enter the devices to damage the battery; 2. the device can produce higher heat when using, and current device heat-sinking capability is relatively poor, and the life's of device can be reduced to lasting high temperature problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium ion battery of waterproof function is strengthened to junction, includes drain pan and top shell, the top of drain pan is provided with sealed piece, the outside of top shell bottom is provided with the seal groove of mutually supporting with sealed piece, the inboard bottom of seal groove is provided with sealed pad A, the intermediate position department of top shell bottom is provided with the fixture block, the inboard top of fixture block is provided with battery main part, the inboard bottom of drain pan is provided with the conducting strip, conducting strip both sides and both ends are provided with the fin, the intermediate position department of the inboard both sides of drain pan is provided with seal assembly.

Preferably, seal assembly includes spring, slider, sealed B, spout and mounting panel that fills up, the spout is located the intermediate position department of the inboard both sides of drain pan, and is two sets of the inboard sliding connection of spout has the slider, and is two sets of one side that the slider is close to each other is provided with the mounting panel jointly, the top of mounting panel is provided with the sealed B that fills up of mutually supporting with the fixture block, and is two sets of the bottom of slider is provided with the spring.

Preferably, the fixture block is made of a trapezoidal structure, and an installation protection groove is formed in the inner side of the fixture block.

Preferably, four sets of the radiating fins extend to the outer side of the bottom shell from one side of the heat conducting fin.

Preferably, the thermally conductive sheet is made of a rectangular structure, and the inner side of the thermally conductive sheet and the battery main body are attached to each other.

Preferably, a bolt is arranged in the middle of the bottoms of the two sides of the top shell, and a thread groove matched with the bolt is arranged in the middle of the top of the two sides of the bottom shell.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium ion battery with waterproof function is enhanced at the joint;

1. through the mutual matching of the spring, the sliding block, the sealing groove, the battery main body, the sealing gasket A, the clamping block, the sealing gasket B, the sliding groove and the mounting plate, after the device is spliced, double sealing can be performed on a joint, firstly, the sealing block is clamped with the sealing gasket A to perform primary sealing, and then, the sealing gasket B is used for plugging a gap between the clamping block and the bottom shell to perform secondary sealing, so that the sealing performance of the joint of the device is improved, external water flow can be effectively prevented from entering, and the waterproof capability of the battery is enhanced;

2. through mutually supporting of conducting strip and fin, the device is assembled the inboard that back battery subject can block into the conducting strip rather than the laminating, and during subsequent use, the sustainable outside transmission of heat that produces battery subject gives off, dispels the heat to battery subject, has promoted the heat-sinking capability of device, has prolonged life.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a top cross-sectional view of the present invention;

fig. 3 is a front view of the bottom case of the present invention;

fig. 4 is a perspective view of the top case of the present invention.

In the figure: 1. a bottom case; 2. a heat conductive sheet; 3. a heat sink; 4. a spring; 5. a slider; 6. a sealing block; 7. a sealing groove; 8. a top shell; 9. a battery main body; 10. a gasket A; 11. a clamping block; 12. a gasket B; 13. a chute; 14. and (7) mounting the plate.

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 an embodiment: the utility model provides a lithium ion battery of waterproof function is strengthened to junction, including drain pan 1 and top shell 8, the top of drain pan 1 is provided with sealed piece 6, the outside of top shell 8 bottom is provided with the seal groove 7 of mutually supporting with sealed piece 6, the bottom of 7 inboards of seal groove is provided with sealed pad A10, promote sealed effect, the intermediate position department of top shell 8 bottom is provided with fixture block 11, the inboard top of fixture block 11 is provided with battery main body 9, the bottom of 1 inboard of drain pan is provided with conducting strip 2, absorb the transmission to the heat, 2 both sides of conducting strip and both ends are provided with fin 3, the intermediate position department of 1 inboard both sides of drain pan is provided with seal assembly.

Further, seal assembly includes spring 4, slider 5, sealed pad B12, spout 13 and mounting panel 14, and spout 13 is located the intermediate position department of the inboard both sides of drain pan 1, and the inboard sliding connection of two sets of spouts 13 has slider 5, and one side that two sets of sliders 5 are close to each other is provided with mounting panel 14 jointly, and the top of mounting panel 14 is provided with the sealed pad B12 of mutually supporting with fixture block 11, and the bottom of two sets of sliders 5 is provided with spring 4, carries out the secondary seal.

Further, the fixture block 11 is made of a trapezoidal structure, and an installation protection groove is formed in the inner side of the fixture block 11 to protect the battery body 9.

Furthermore, one side of the four groups of radiating fins 3, which is far away from the heat conducting fins 2, extends to the outer side of the bottom case 1, so that heat is radiated outwards.

Further, the heat conductive sheet 2 is made of a rectangular structure, and the inner side of the heat conductive sheet 2 is attached to the battery main body 9, so that heat dissipation can be performed on the battery main body 9.

Further, the middle positions of the bottoms of the two sides of the top shell 8 are provided with bolts, and the middle positions of the tops of the two sides of the bottom shell 1 are provided with thread grooves matched with the bolts for fixing the top shell 8 and the bottom shell 1.

The working principle is as follows: the device is when the concatenation, align sealing groove 7 with sealing block 6, make battery main part 9 insert in the drain pan 1, after sealing block 6 and sealing groove 7 block, sealed pad A10 can laminate and the outside of sealing block 6, seal the outside of sealing block 6, simultaneously when battery main part 9 inserts in the drain pan 1, fixture block 11 can block the inboard of sealed pad B12 into, and promote mounting panel 14 when moving down, and then slider 5 can promote spring 4 compression at the direction of spout 13, can promote the outside that sealed pad B12 is inseparable laminating and fixture block 11 through the resilience force of spring 4, block up the gap between fixture block 11 and drain pan 1, carry out secondary seal, the leakproofness of junction has been promoted, after top shell 8 and drain pan 1 block, screw in the screw thread inslot with the bolt, can fix, the bottom of fixed back battery main part 9 is located the inboard of heat conduction piece 2, the heat that accessible heat conduction piece 2 produced, the rethread fin 3 gives off outwards, reduce the temperature of battery main part 9, the heat-sinking capability of battery has been promoted.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a lithium ion battery of waterproof function is strengthened to junction, includes drain pan (1) and top shell (8), its characterized in that: the top of drain pan (1) is provided with sealed piece (6), the outside of top shell (8) bottom is provided with seal groove (7) of mutually supporting with sealed piece (6), the inboard bottom of seal groove (7) is provided with sealed pad A (10), the intermediate position department of top shell (8) bottom is provided with fixture block (11), the inboard top of fixture block (11) is provided with battery main part (9), the inboard bottom of drain pan (1) is provided with conducting strip (2), conducting strip (2) both sides and both ends are provided with fin (3), the intermediate position department of drain pan (1) inboard both sides is provided with seal assembly.

2. The lithium ion battery with the waterproof function reinforced at the joint according to claim 1, wherein: seal assembly includes spring (4), slider (5), sealed pad B (12), spout (13) and mounting panel (14), spout (13) are located the intermediate position department of drain pan (1) inboard both sides, and are two sets of the inboard sliding connection of spout (13) has slider (5), and is two sets of one side that slider (5) are close to each other is provided with mounting panel (14) jointly, the top of mounting panel (14) is provided with the sealed pad B (12) of mutually supporting with fixture block (11), and is two sets of the bottom of slider (5) is provided with spring (4).

3. The lithium ion battery with the joint with the reinforced waterproof function of claim 1 is characterized in that: the fixture block (11) is made of a trapezoidal structure, and a mounting protection groove is formed in the inner side of the fixture block (11).

4. The lithium ion battery with the waterproof function reinforced at the joint according to claim 1, wherein: one sides of the four groups of radiating fins (3) far away from the heat conducting fins (2) extend to the outer side of the bottom shell (1).

5. The lithium ion battery with the joint with the reinforced waterproof function of claim 1 is characterized in that: the heat conducting fin (2) is made of a clip-shaped structure, and the inner side of the heat conducting fin (2) is mutually attached to the battery main body (9).

6. The lithium ion battery with the waterproof function reinforced at the joint according to claim 1, wherein: the middle positions of the bottoms of the two sides of the top shell (8) are provided with bolts, and the middle positions of the tops of the two sides of the bottom shell (1) are provided with thread grooves matched with the bolts.