CN218731144U

CN218731144U - Lithium battery pack with waterproof function

Info

Publication number: CN218731144U
Application number: CN202221051782.8U
Authority: CN
Inventors: 杨家龙
Original assignee: Xinxiang Zhilian New Energy Co ltd
Current assignee: Xinxiang Zhilian New Energy Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2023-03-24
Anticipated expiration: 2032-05-05

Abstract

The utility model provides a lithium battery pack with a waterproof function, which relates to the technical field of lithium batteries and comprises a box body, a top cover and a lithium battery body arranged in the box body, wherein the box body is fixedly connected with a fixed block, the fixed block is provided with a groove, and the top cover is provided with a notch; the utility model discloses a with the top cap cover at the top of box, make first sealing washer insert to the inside of sealed slot, through rotating connecting rod and pulling the sill bar downwards, thereby make ejector pin compression elastic mechanism and produce an ascending power of pulling, the back changes over to the inside to the recess with the slide bar, support the bottom at the fixed block through the sill bar, thereby close the top of box, waterproof protection carries out, ascending power of pulling makes first sealing washer hug closely in the inside of sealed slot, waterproof nature between box and the top cap has been improved, and the device relative and bolt mounting means in the past, it is all very convenient to open and close, therefore, the clothes hanger is strong in practicability.

Description

Lithium battery pack with waterproof function

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell group with waterproof function.

Background

Lithium batteries are a representative of new energy in the twenty-first century, and are a new milestone in the industrial field. The lithium battery and the lithium battery pack are applied to the life of people more and more, almost all the day, the lithium battery and the lithium battery pack are in contact with the lithium battery and have the advantages of high energy, high battery voltage, wide working temperature range, long storage life and the like, so the lithium battery is used in small-sized electrical appliances for civil use, and the lithium battery is widely applied to energy storage power systems of hydraulic power, firepower, wind power, solar power stations and the like, uninterruptible power supplies of post and telecommunications, and a plurality of fields of electric tools, electric bicycles, electric motorcycles, electric automobiles, military equipment, aerospace and the like.

Chinese patent No. CN214625265U a waterproof, leak-proof lithium battery box, including box and sealed lid one, the inner wall of box is fixed with the backup pad, the slide has been seted up at the middle part of backup pad, the corresponding rotation of box both sides wall is connected with screw rod one and screw rod two, the inner of screw rod one and screw rod two is fixed, and equal threaded connection has the slider on screw rod one and the screw rod two, two sliders all with slide sliding connection, the top of two sliders all is fixed with the movable plate, the inboard of two movable plates is provided with a plurality of clamping bars along the front and back. The device box and sealed lid lack waterproof sealing mechanism between one, lead to the leakproofness between box and the sealed lid relatively poor, and adopt the fixed mode of screw installation between box and the sealed lid one, the installation wastes time and energy with dismantling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell group with waterproof function aims at solving the problem that proposes in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a lithium cell group with waterproof function, includes box, top cap and installs the inside lithium cell body at the box, fixedly connected with fixed block on the box, set up flutedly on the fixed block, set up jaggedly on the top cap, the inside of breach rotates and is connected with the connecting rod, sliding connection has the slide bar on the connecting rod, the top fixedly connected with ejector pin of slide bar, the bottom fixedly connected with sill bar of slide bar, install elastic mechanism between ejector pin and the connecting rod, sealed slot has been seted up at the top of box, the bottom of top cap install with the first sealing washer of sealed slot looks adaptation, the inner diapire of box is equipped with heat dissipation mechanism.

In order to make the utility model discloses when having the messenger slide bar and stretching down, compression elastic mechanism makes the slide bar produce the effect of an upward tension, the utility model discloses a further technical scheme does, elastic mechanism is the spring, the spring cup joints on the slide bar, the inside of box is equipped with the antidetonation mechanism of protection lithium cell body.

In order to make the utility model discloses have and make lithium cell body have fine antidetonation effect, the utility model discloses a further technical scheme does, antidetonation mechanism includes sleeve, movable rod and mounting panel, sleeve fixed connection is in the inner wall of box, movable rod sliding connection be in telescopic inside, mounting panel fixed connection be in the one end of movable rod, the inside of movable rod is equipped with damping spring.

In order to make the utility model discloses have thermal effect around the transmission lithium cell body, the utility model discloses a further technical scheme does, heat conduction silica gel piece is installed to a side of mounting panel.

In order to make the utility model discloses have the effect that makes the inside and outside circulation of air of box, the utility model discloses a further technical scheme does, the radiating groove has all been seted up to the both sides face of box.

In order to make the utility model discloses have and prevent that external water source from entering into the inside effect of box through the radiating groove, the utility model discloses a further technical scheme does, waterproof ventilated membrane is installed to the inner wall of box.

In order to make the utility model discloses have and carry out fine radiating effect to lithium cell body bottom, the utility model discloses a further technical scheme does, heat dissipation mechanism is including protruding piece, the form that protruding piece is rectangular array distributes the interior diapire of box, lithium cell body installs on the protruding piece.

In order to make the utility model discloses have the effect to box and the further resealing of top cap, the utility model discloses a further technical scheme does, the second sealing washer is installed to the inner wall of first sealing washer.

The utility model has the advantages that:

1. through the top with the housing of a top cap at the box, make first sealing washer insert to the inside of sealed slot, through rotating connecting rod and downward pulling sill bar, thereby make ejector pin compression elastic mechanism and produce an ascending power of dragging, the back changes over to the inside to the recess with the slide bar, support the bottom at the fixed block through the sill bar, thereby close the top of box, carry out water proof, ascending power of dragging makes first sealing washer hug closely in the inside of sealed slot, waterproof nature between box and the top cap has been improved, and the device relative and past bolt mounting means, it is all very convenient to open and close, therefore, the clothes hanger is strong in practicability.

2. Come compression spring through the ejector pin when the ejector pin descends, thereby make the slide bar produce an ascending power of dragging, through installing lithium cell body between a plurality of mounting panels, and make lithium cell body have fine shock resistance under damping spring's effect, damping spring adopts the heat that produces around the fine transmission lithium cell body of heat conduction silica gel sheet material, inside and outside air through setting up the radiating groove messenger box circulate, prevent that external water from entering into the inside of box through the radiating groove through setting up waterproof ventilated membrane, leave the gap between bottom and the box through setting up protruding piece messenger lithium cell body, thereby make the better heat dissipation of bottom memorability of lithium cell body, come to carry out the secondary seal between box and the top cap through setting up the second sealing washer.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a schematic diagram of the top cover structure in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a box body in the embodiment of the present invention.

In the figure: 1. a box body; 2. a top cover; 3. a fixed block; 4. a groove; 5. a connecting rod; 6. a slide bar; 7. A top rod; 8. a bottom bar; 9. sealing the slot; 10. a first seal ring; 11. a sleeve; 12. a movable rod; 13. Mounting a plate; 14. a damping spring; 15. a heat sink; 16. a waterproof breathable film; 17. a second seal ring; 18. a raised block; 19. a lithium battery body.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-3, a lithium battery pack with waterproof function, including box 1, top cap 2 and install the lithium cell 19 in box 1 inside, fixedly connected with fixed block 3 on box 1, set up recess 4 on the fixed block 3, set up the breach on top cap 2, the inside of breach rotates and is connected with connecting rod 5, sliding connection has slide bar 6 on connecting rod 5, slide bar 6's top fixedly connected with ejector pin 7, slide bar 6's bottom fixedly connected with sill bar 8, install elastic mechanism between ejector pin 7 and the connecting rod 5, sealed slot 9 has been seted up at the top of box 1, first sealing washer 10 with sealed slot 9 looks adaptation is installed to top cap 2's bottom, the inner diapire of box 1 is equipped with heat dissipation mechanism.

In this embodiment, through covering top cap 2 at the top of box 1, make first sealing washer 10 insert to the inside of sealed slot 9, through rotating connecting rod 5 and downward pulling sill bar 8, thereby make ejector pin 7 compression elastic mechanism and produce an ascending power of dragging, later change over into the inside to recess 4 with slide bar 6, support the bottom at fixed block 3 through sill bar 8, thereby close the top of box 1, carry out water proof, ascending power of dragging makes first sealing washer 10 hug closely in the inside of sealed slot 9, waterproof nature between box 1 and top cap 2 has been improved, and the device relative and the bolt mounting means in the past, it is all very convenient to open and close, therefore, the clothes hanger is strong in practicability.

In another embodiment of the present invention, the spring is compressed by the lift pin 7 when the lift pin 7 descends, so that the slide bar 6 generates an upward pulling force.

Specifically, by installing the lithium battery body 19 between the plurality of mounting plates 13 and making the lithium battery body 19 have good shock resistance under the effect of the damper spring 14, the damper spring 14 adopts the good heat generated around the transmission lithium battery body 19 made of the heat-conducting silicon sheet material.

Further, the inside of the case 1 and the outside air are circulated by providing the heat radiating groove 15, and the outside water is prevented from entering the inside of the case 1 through the heat radiating groove 15 by providing the waterproof air-permeable film 16.

Preferably, the protrusion block 18 is provided to leave a gap between the bottom of the lithium battery body 19 and the case 1, thereby allowing the bottom of the lithium battery body 19 to dissipate heat with better reliability.

The second seal 17 is provided to perform the second sealing between the housing 1 and the top cover 2.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; 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.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lithium cell group with waterproof function, characterized by, include box (1), top cap (2) and install lithium cell body (19) inside box (1), fixedly connected with fixed block (3) are gone up in box (1), set up fluted (4) on fixed block (3), the breach has been seted up on top cap (2), the inside rotation of breach is connected with connecting rod (5), sliding connection has slide bar (6) on connecting rod (5), the top fixedly connected with ejector pin (7) of slide bar (6), the bottom fixedly connected with sill bar (8) of slide bar (6), install elastic mechanism between ejector pin (7) and connecting rod (5), sealed slot (9) have been seted up at the top of box (1), the bottom of top cap (2) install with first sealing washer (10) of sealed slot (9) looks adaptation, the inner diapire of box (1) is equipped with heat dissipation mechanism.

2. The lithium battery pack with the waterproof function according to claim 1, wherein the elastic mechanism is a spring, the spring is sleeved on the sliding rod (6), and an anti-vibration mechanism for protecting the lithium battery body (19) is arranged inside the box body (1).

3. The lithium battery pack with the waterproof function according to claim 2, wherein the anti-vibration mechanism comprises a sleeve (11), a movable rod (12) and a mounting plate (13), the sleeve (11) is fixedly connected to the inner wall of the box body (1), the movable rod (12) is slidably connected to the inside of the sleeve (11), the mounting plate (13) is fixedly connected to one end of the movable rod (12), and a damping spring (14) is arranged inside the movable rod (12).

4. The lithium battery pack with the waterproof function according to claim 3, wherein a heat conductive silicone sheet is mounted on one side surface of the mounting plate (13).

5. The lithium battery pack with the waterproof function according to claim 1, wherein the two side surfaces of the box body (1) are provided with heat dissipation grooves (15).

6. The lithium battery pack with waterproof function according to claim 1, wherein the waterproof breathable film (16) is mounted on the inner wall of the box body (1).

7. The lithium battery pack with waterproof function according to claim 1, wherein the heat dissipation mechanism comprises bumps (18), the bumps (18) are distributed on the inner bottom wall of the box body (1) in a rectangular array, and the lithium battery body (19) is mounted on the bumps (18).

8. The lithium battery pack with the waterproof function according to claim 1, wherein the second sealing ring (17) is mounted on the inner wall of the first sealing ring (10).