CN214797554U - Lithium battery with good water resistance and drying capacity - Google Patents

Abstract

The utility model discloses a waterproof nature has good lithium cell with drying capacity, including casing, positive negative pole spliced pole, screw rod and lag, the standing groove has been seted up in the casing, and standing groove open-top department is located the upper and lower both ends of casing to standing groove open-top department installs the shutoff head, the lower extreme of shutoff head bonds and has the dead lever, and the bottom of dead lever runs through the constant head tank and be located the fixed slot to constant head tank and fixed slot run through the outside of seting up in the casing, institute the avris of casing is fixed with positive negative pole spliced pole, and the avris of casing has seted up and has received and release the groove to receive and release the inslot hub connection and have the screw rod, threaded sleeve is equipped with the lag on the screw rod, and the lag is located the outside of positive negative pole spliced pole. This waterproof nature has dry ability's lithium cell well, through to the standing groove intussuseption drier, can carry out drying process to inside, carries out water proof through the lag cooperation gasket that can receive and release simultaneously and carries out water proof protection to positive and negative spliced pole.

Description

Lithium battery with good water resistance and drying capacity

Technical Field

The utility model relates to a lithium cell technical field specifically is a waterproof nature has lithium cell of drying capacity well.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses non-aqueous electrolyte solution, has the characteristics of portability, good cruising ability and the like, is widely applied to the mobile charging industry, however, the existing lithium battery has the following problems when in use:

the use of lithium cell divide into inside electric core and shell usually, current lithium cell, inconvenient dampproofing processing that carries on, in humid environment, the inside air of entering lithium cell influences the normal use of battery easily, simultaneously at placing of lithium cell and connect the electric in-process, inconvenient positive negative pole spliced pole carries out water protection well, although positive negative pole spliced pole is provided with seal structure, sealing performance can reduce when nevertheless using for a long time, and then inside outside unrestrained water capacity easily enters, cause the damage to the battery.

In order to solve the problems, innovative design is urgently needed on the basis of the original lithium battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof nature has lithium cell of drying capacity well to solve above-mentioned background art and propose current lithium cell, inconvenient dampproofing the processing of carrying on, inconvenient well negative pole spliced pole carries out water protection's problem simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium cell that waterproof nature is good to have drying capacity, includes casing, positive negative pole spliced pole, screw rod and lag, the standing groove has been seted up in the casing, and standing groove open-top department is located the upper and lower both ends of casing to standing groove open-top department installs the shutoff head, the lower extreme of shutoff head bonds has the dead lever, and the bottom of dead lever runs through the constant head tank and is located the fixed slot, and constant head tank and fixed slot run through the outside of seting up in the casing, the institute the avris of casing is fixed with positive negative pole spliced pole, and the avris of casing has seted up and has receive and release the groove to receive and release the inslot hub connection and have the screw rod, thread bush is equipped with the lag on the screw rod, and the lag is located the outside of positive negative pole spliced pole to it has the bonding on the inner wall of lag tip.

Preferably, the drying agent is stored in the placing groove, and a supporting sheet is fixed in the placing groove.

Preferably, the supporting sheet is distributed in the placing groove in an inclined shape in the circumferential direction, and the supporting sheet is made of a heat conduction copper sheet.

Preferably, the cross-section of dead lever is "L" font structural design, and the dead lever runs through and rotates between constant head tank and the fixed slot to be connected, and the fixed slot is arc structural design.

Preferably, the protective sleeve is designed to be of a glasses-shaped structure, and the protective sleeve is connected with the storage groove in a sliding mode through the screw rod in a fit mode.

Preferably, the gasket is fan-shaped structural design, and the gasket has 4 about angle distribution such as lag opening part to the cross sectional area of 4 gaskets equals the cross sectional area of lag opening part, and the gasket is the silica gel material moreover.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium battery has good water resistance and drying capability;

1. through the placing groove arranged in the shell, the placing groove can be filled with a drying agent to absorb moisture in the air, and meanwhile, the fixing rod at the bottom of the blocking head penetrates through the positioning groove and rotates in the fixing groove, so that the blocking head can be fixed at the opening of the placing groove to fix the drying agent inside;

2. through the cover establish at the outside lag of positive negative pole spliced pole, cooperate the gasket on its tip inner wall, can carry out water proof protection to positive negative pole spliced pole, the rotation of screw rod can drive the protective sheath and slide in receiving and releasing the inslot, makes it can not influence the normal use of positive negative pole spliced pole, cooperates the gasket of silica gel material, and its compliance takes place the upset when contacting with positive negative pole spliced pole, can expose the position of positive negative pole spliced pole completely.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a top view of the positioning groove of the present invention;

fig. 4 is a schematic top view of the sectional structure of the fixing groove of the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the placement groove in plan view;

fig. 6 is a schematic view of the top-view cross-sectional structure of the protective cover of the present invention;

FIG. 7 is a schematic side-sectional view of the protective sheath of the present invention;

fig. 8 is a schematic side view of the protective cover of the present invention.

In the figure: 1. a housing; 2. a placement groove; 3. a support sheet; 4. plugging a plug; 5. fixing the rod; 6. positioning a groove; 7. fixing grooves; 8. connecting columns for positive and negative electrodes; 9. a retraction slot; 10. a screw; 11. a protective sleeve; 12. and (7) sealing the sheet.

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. 1-8, the present invention provides a technical solution: a lithium battery with good waterproof performance and drying capability comprises a shell 1, a placing groove 2, a supporting sheet 3, a sealing head 4, a fixing rod 5, a positioning groove 6, a fixing groove 7, a positive and negative connecting post 8, a retractable groove 9, a screw rod 10, a protective sleeve 11 and a sealing sheet 12, wherein the shell 1 is internally provided with the placing groove 2, the opening at the top of the placing groove 2 is positioned at the upper end and the lower end of the shell 1, the sealing head 4 is arranged at the opening at the top of the placing groove 2, the fixing rod 5 is bonded at the lower end of the sealing head 4, the bottom end of the fixing rod 5 penetrates through the positioning groove 6 and is positioned in the fixing groove 7, the positioning groove 6 and the fixing groove 7 penetrate through the outer side of the shell 1, the positive and negative connecting posts 8 are fixed at the side of the shell 1, the retractable groove 9 is arranged at the side of the shell 1, the screw rod 10 is internally connected with the screw rod 9, the protective sleeve 11 is arranged on the screw rod 10 in a threaded manner, and the protective sleeve 11 is positioned at the outer side of the positive and negative connecting posts 8, and a sealing sheet 12 is adhered to the inner wall of the end of the protective cover 11.

The drying agent is stored in the placing groove 2, the supporting sheet 3 is fixed in the placing groove 2, and the drying agent is added into the placing groove 2, so that moisture in the air can be absorbed, and the interior is effectively prevented from being wet;

the supporting pieces 3 are distributed in the placing groove 2 in an inclined shape in a circumferential mode, the supporting pieces 3 are made of heat-conducting copper sheets, internal heat can be guided to the outside through the supporting pieces 3 made of the heat-conducting copper sheets, the heat dissipation effect is achieved, and meanwhile the inclined supporting pieces 3 facilitate flowing and filling of the drying agent in the placing groove 2;

the section of the fixing rod 5 is in an L-shaped structural design, the fixing rod 5 penetrates through the positioning groove 6 and is rotatably connected with the fixing groove 7, the fixing groove 7 is in an arc-shaped structural design, when the plugging head 4 is inserted into an opening at the top of the placing groove 2 for plugging operation, the fixing rod 5 enters the fixing groove 7 through the positioning groove 6, and then the plugging head 4 is rotated, so that the fixing rod 5 rotates in the fixing groove 7 and is staggered with the positioning groove 6, and the plugging head 4 is conveniently fixed;

the protective sleeve 11 is designed into a glasses-shaped structure, the protective sleeve 11 is in fit sliding connection with the retraction groove 9 through the screw 10, when the screw 10 is rotated, the protective sleeve 11 can be driven to slide in the retraction groove 9, the positive and negative connecting posts 8 can be further protected through the protective sleeve 11, and meanwhile the use of the protective sleeve is not influenced;

sealing piece 12 is fan-shaped structural design, and sealing piece 12 has 4 about the angular distribution such as 11 openings of lag, and the cross sectional area of 4 sealing pieces 12 equals the cross sectional area of 11 openings of lag, and sealing piece 12 is the silica gel material, sealing protection is carried out to 11 outside openings of lag through the sealing piece 12 of silica gel material, and then cooperation lag 11 is adjusted well negative pole spliced pole 8 and is carried out water proof, the sealing piece 12 of silica gel material simultaneously, its self compliance, do not influence receiving and releasing of lag 11.

The working principle is as follows: when the lithium battery with good waterproofness and drying capability is used, as shown in fig. 1-5, firstly, a drying agent is added into the placing groove 2, moisture in the air can be absorbed, internal moisture is effectively avoided, internal heat can be guided to the outside through the supporting sheet 3 made of a heat-conducting copper sheet material, a heat dissipation effect is achieved, meanwhile, the inclined supporting sheet 3 facilitates flowing and filling of the drying agent in the placing groove 2, then the plugging head 4 is inserted into an opening at the top of the placing groove 2 for plugging operation, the fixing rod 5 enters the fixing groove 7 through the positioning groove 6, then the fixing rod 5 rotates in the fixing groove 7 and is staggered with the positioning groove 6 by rotating the plugging head 4, the plugging head 4 is conveniently fixed, reverse operation is carried out according to the steps, and the drying agent in the placing groove 2 can be replaced;

then, as in fig. 1 and fig. 6-8, the screw rod 10 is rotated to drive the protective sleeve 11 to slide in the winding and unwinding groove 9, so as to protect the positive and negative connecting post 8 through the protective sleeve 11 without affecting the use of the positive and negative connecting post, and simultaneously, the sealing piece 12 made of silica gel material is used for sealing and protecting the opening at the outer side of the protective sleeve 11, so as to cooperate with the protective sleeve 11 to perform waterproof protection on the positive and negative connecting post 8, and meanwhile, the sealing piece 12 made of silica gel material has flexibility without affecting the winding and unwinding of the protective sleeve 11.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a lithium cell that waterproof nature has good drying capacity, includes casing (1), positive negative pole spliced pole (8), screw rod (10) and lag (11), its characterized in that: a placing groove (2) is arranged in the shell (1), the opening at the top of the placing groove (2) is positioned at the upper end and the lower end of the shell (1), a blocking head (4) is arranged at the opening at the top of the placing groove (2), a fixing rod (5) is bonded at the lower end of the blocking head (4), the bottom end of the fixed rod (5) penetrates through the positioning groove (6) and is positioned in the fixed groove (7), the positioning groove (6) and the fixing groove (7) are arranged on the outer side of the shell (1) in a penetrating way, the side of the shell (1) is fixed with a positive pole connecting post and a negative pole connecting post (8), the side of the shell (1) is provided with a retraction groove (9), a screw rod (10) is connected with the inner shaft of the retraction groove (9), a protective sleeve (11) is sleeved on the screw rod (10) in a threaded manner, the protective sleeve (11) is positioned on the outer side of the positive and negative connecting columns (8), and a sealing sheet (12) is bonded on the inner wall of the end part of the protective sleeve (11).

2. A lithium battery having good water resistance and drying ability according to claim 1, characterized in that: the drying agent is stored in the placing groove (2), and the supporting sheet (3) is fixed in the placing groove (2).

3. A lithium battery having good water resistance and drying ability according to claim 2, characterized in that: the supporting pieces (3) are distributed in the placing groove (2) in an inclined shape in the circumferential direction, and the supporting pieces (3) are made of heat-conducting copper sheets.

4. A lithium battery having good water resistance and drying ability according to claim 1, characterized in that: the cross-section of dead lever (5) is "L" font structural design, and dead lever (5) run through between constant head tank (6) and fixed slot (7) and rotate and be connected to fixed slot (7) are arc structural design.

5. A lithium battery having good water resistance and drying ability according to claim 1, characterized in that: the protective sleeve (11) is designed into a glasses-shaped structure, and the protective sleeve (11) is connected with the storage groove (9) in a sliding mode in a fit mode through the screw (10).

6. A lithium battery having good water resistance and drying ability according to claim 1, characterized in that: sealing fin (12) are fan-shaped structural design, and sealing fin (12) have 4 about lag (11) opening part equiangular distribution to the cross sectional area of 4 sealing fin (12) equals the cross sectional area of lag (11) opening part, and sealing fin (12) are the silica gel material moreover.

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