CN212571207U

CN212571207U - Waterproof lithium battery pack

Info

Publication number: CN212571207U
Application number: CN202021307022.XU
Authority: CN
Inventors: 史辉煌
Original assignee: Nanjing Zechen Electronic Technology Co ltd
Current assignee: Nanjing Zechen Electronic Technology Co ltd
Priority date: 2020-07-05
Filing date: 2020-07-05
Publication date: 2021-02-19
Anticipated expiration: 2030-07-05

Abstract

The utility model discloses a waterproof type lithium battery pack relates to the waterproof technical field of lithium cell, the power distribution box comprises a box body, the inboard of box is provided with the lithium cell, and the outside of lithium cell is provided with No. two silica gel conducting strips, the top of lithium cell is provided with the conducting strip, and the both ends of conducting strip are provided with the connecting hole, one side of No. two silica gel conducting strips is provided with the baffle, the outer wall of box is provided with a silica gel conducting strip, and the outside that the outer wall of box is located a silica gel conducting strip is provided with the sealing strip. The utility model discloses a set up lithium cell, sealing strip, a silica gel conducting strip, No. two silica gel conducting strips, the lithium cell is carrying out the during operation, and the produced heat of lithium cell all transmits No. two silica gel conducting strips in the outside, later transmits No. one silica gel conducting strip through No. two silica gel conducting strips to the outside of box with heat transfer, thereby solve and can't carry out the heat dissipation problem to the lithium cell.

Description

Waterproof lithium battery pack

Technical Field

The utility model relates to a waterproof technical field of lithium cell specifically is a waterproof type lithium battery pack.

Background

A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of science and technology, lithium batteries have become mainstream, and in the practical stage, the application of the lithium batteries is very wide, so that the lithium batteries need to be protected by a waterproof structure in certain environments.

But the lithium cell group waterproof construction who uses at present, its subassembly is too simple, and is firm inadequately, sealed not tight enough often can appear leaking when sealing lithium cell group, the condition of infiltration, can't prevent battery guard box and water to contact, make overall structure have certain potential safety hazard, these waterproof constructions do not set up heat dissipation mechanism after sealed completion moreover, lead to lithium cell group can't dispel the heat under the totally enclosed condition, have reduced the life of lithium cell group.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the lithium battery pack cannot be subjected to waterproof treatment more effectively and cannot be subjected to heat dissipation, a waterproof lithium battery pack is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof type lithium battery pack, the power distribution box comprises a box body, the inboard of box is provided with the lithium cell, and the outside of lithium cell is provided with No. two silica gel conducting strips, the top of lithium cell is provided with the conducting strip, and the both ends of conducting strip are provided with the connecting hole, one side of No. two silica gel conducting strips is provided with the baffle, the outer wall of box is provided with No. one silica gel conducting strip, and the outside that the outer wall of box is located a silica gel conducting strip is provided with the sealing strip, the outside of box is provided with the lead screw that runs through to the box inside, and the outside of lead screw is located the inside of box and is provided with the sleeve pipe, sheathed tube bottom is provided with the push pedal, and the bottom of push pedal.

Preferably, the inside of sleeve pipe is provided with the internal thread with the lead screw assorted, the inside of box is provided with the spout with sheathed tube top assorted.

Preferably, the number of a silica gel conducting strip is four, and four a silica gel conducting strip divide into two sets ofly, two sets ofly No. one the setting of silica gel conducting strip along the vertical axis of box.

Preferably, the outer side of the sealing gasket is attached to the inside of the box body.

Preferably, the screw rod is rotatably connected with the box body through a bearing.

Preferably, a sealing strip is also arranged at the position where the screw rod is contacted with the box body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up lithium cell, sealing strip, a silica gel conducting strip, No. two silica gel conducting strips, the lithium cell is when carrying out work, and the heat that the lithium cell produced all transmits No. two silica gel conducting strips in the outside, later transmits to a silica gel conducting strip through No. two silica gel conducting strips to convey the heat to the outside of box, thereby solve and can't carry out the heat dissipation problem to the lithium cell; through setting up the spring, seal gasket, soft magnet, the lead screw, the push pedal, the sleeve pipe, insert the inside of connecting hole with the wire, anticlockwise rotation lead screw, the lead screw just can make the sleeve pipe promote the push pedal, the inboard spring of seal gasket just can receive the extrusion and produce deformation when seal gasket contacts the wire outside, the seal gasket that does not contact the wire just can carry out fixed connection through soft magnet with the seal gasket of the other end, thereby make the inseparable parcel of seal gasket in the wire outside, the spring just can lose the extrusion force and recover when the wire takes out, thereby make seal gasket contact, from this alright shelter from the connecting hole, thereby solve unable more effectual problem of carrying out water repellent to lithium cell group.

Drawings

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

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

fig. 3 is an enlarged view of the position a of the present invention.

In the figure: 1. a box body; 2. a conductive sheet; 3. a screw rod; 4. a sleeve; 5. a first silica gel heat conducting sheet; 6. A second silica gel heat conducting sheet; 7. a lithium battery; 8. a partition plate; 9. connecting holes; 10. a spring; 11. pushing the plate; 12. a sealing strip; 13. soft magnetic iron; 14. a gasket seal.

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.

Referring to fig. 1 to 3, a waterproof lithium battery pack includes a case 1, a lithium battery 7 disposed inside the case 1, and the outside of the lithium battery 7 is provided with a second silica gel heat conducting sheet 6, the top of the lithium battery 7 is provided with a conducting sheet 2, and the two ends of the conducting strip 2 are provided with connecting holes 9, one side of the second silica gel heat conducting strip 6 is provided with a clapboard 8, the outer wall of the box body 1 is provided with the first silica gel heat conducting strip 5, and the outer wall of the box body 1 is positioned at the outer side of the first silica gel heat conducting fin 5 and is provided with a sealing strip 12, the outer side of the box body 1 is provided with a screw rod 3 penetrating into the box body 1, and the outer side of the screw rod 3 is positioned in the box body 1 and is provided with a sleeve 4, the bottom of the sleeve 4 is provided with a push plate 11, and the bottom of the push plate 11 is provided with a sealing gasket 14, the inner wall of the sealing gasket 14 is provided with a soft magnet 13, and the inner side of the sealing gasket 14 is provided with a spring 10.

Please refer to fig. 1 and 3, the inner side of the sleeve 4 is provided with an internal thread matching with the screw rod 3, and the inside of the box 1 is provided with a sliding groove matching with the top end of the sleeve 4, so that the sleeve 4 can move when the screw rod 3 rotates.

Please refer to fig. 2, the number of the first silicone heat conducting fins 5 is four, and the four first silicone heat conducting fins 5 are divided into two groups, and the two groups of the first silicone heat conducting fins 5 are arranged along the vertical central axis of the box body 1, so as to facilitate the heat of the second silicone heat conducting fins 6 to be transferred to the first silicone heat conducting fins 5.

Please refer to fig. 1 and 3, the outer side of the sealing gasket 14 is attached to the inside of the box 1, so as to increase the sealing performance of the box 1.

Please refer to fig. 1, the screw rod 3 is rotatably connected to the box 1 through a bearing, so that the screw rod 3 can rotate conveniently.

Please refer to fig. 1, the sealing strip 12 is also disposed at the position where the screw rod 3 contacts the box body 1, so as to prevent water from entering the box body 1 from the position where the screw rod 3 contacts the box body 1.

The working principle is as follows: the user can rotate the lead screw 3 clockwise when using the device, the sleeve 4 can rise along the lead screw 3 when the lead screw 3 rotates, the push plate 11 at the bottom of the sleeve 4 can rotate the sealing gasket 14 to move, so that the connecting hole 9 can be exposed, then the lead wire is connected into the connecting hole 9, the lead screw 3 can be rotated anticlockwise, the sleeve 4 can be driven by the lead screw 3 to push the push plate 11, when the sealing gasket 14 contacts the outer side of the lead wire, the spring 10 at the inner side of the sealing gasket 14 can be extruded to generate deformation, the sealing gasket 14 which is not contacted with the lead wire can be fixedly connected with the sealing gasket 14 at the other end through the soft magnet 13, thereby leading the sealing gasket 14 to be tightly wrapped at the outer side of the lead wire, thereby achieving the waterproof effect, when the lead wire is taken out, the spring 10 can lose extrusion force to recover, thereby leading the sealing, thereby reach sealed effect, lithium cell 7 is carrying out the during operation, and the produced heat of lithium cell 7 all transmits No. two silica gel conducting strip 6 in the outside, later transmits No. one silica gel conducting strip 5 through No. two silica gel conducting strip 6 to convey the heat to the outside of box 1, reach the radiating effect from this.

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 waterproof lithium battery pack includes a case (1), characterized in that: the lithium battery (7) is arranged on the inner side of the box body (1), the second silica gel heat conducting sheet (6) is arranged on the outer side of the lithium battery (7), the conducting sheet (2) is arranged at the top of the lithium battery (7), connecting holes (9) are formed in the two ends of the conducting sheet (2), a partition plate (8) is arranged on one side of the second silica gel heat conducting sheet (6), the first silica gel heat conducting sheet (5) is arranged on the outer wall of the box body (1), a sealing strip (12) is arranged on the outer side, located on the first silica gel heat conducting sheet (5), of the outer wall of the box body (1), a lead screw (3) penetrating into the box body (1) is arranged on the outer side of the box body (1), a sleeve (4) is arranged on the outer side, located inside the box body (1), a push plate (11) is arranged at the bottom of the sleeve (, the inner wall of the sealing gasket (14) is provided with a soft magnet (13), and the inner side of the sealing gasket (14) is provided with a spring (10).

2. The waterproof lithium battery pack according to claim 1, wherein: the inside of sleeve pipe (4) is provided with the internal thread with lead screw (3) assorted, the inside of box (1) is provided with the top assorted spout with sleeve pipe (4).

3. The waterproof lithium battery pack according to claim 1, wherein: the number of a silica gel conducting strip (5) is four, and four a silica gel conducting strip (5) divide into two sets ofly, two sets ofly No. one silica gel conducting strip (5) is along the setting of the vertical axis line pair of box (1).

4. The waterproof lithium battery pack according to claim 1, wherein: the outer side of the sealing gasket (14) is attached to the interior of the box body (1).

5. The waterproof lithium battery pack according to claim 1, wherein: the screw rod (3) is rotatably connected with the box body (1) through a bearing.

6. The waterproof lithium battery pack according to claim 1, wherein: and a sealing strip (12) is also arranged at the position where the screw rod (3) is contacted with the box body (1).