CN210723141U

CN210723141U - Lithium battery and lithium battery packaging shell

Info

Publication number: CN210723141U
Application number: CN201921781990.1U
Authority: CN
Inventors: 秦嘉毅; 岳江宁
Original assignee: Zhongneng Lithium Electricity Technology Taizhou Co ltd
Current assignee: Zhongneng Lithium Electricity Technology Taizhou Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-09
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a lithium cell and lithium cell encapsulation casing, which comprises a housin, the left side bottom front side of casing is through being provided with the box, the inner chamber inner wall of box has the fan through screw locking, the left and right sides of fan spiro union has exhaust pipe and connecting pipe respectively, and the left side of exhaust pipe extends the inner chamber of box, the inner chamber inner wall of casing is provided with the air-supply line, the inner chamber of casing is extended into to the right side one end of connecting pipe, and with the air-supply line looks spiro union, the inner wall of air-supply line seted up with the communicating fresh air inlet of outside surface, both ends inner wall all is provided with the baffle from a left side to the right side around the inner chamber of casing, it has the backup pad to peg graft. This lithium cell and lithium cell encapsulation casing, the device can effectually solve the radiating problem of lithium cell when using for the radiating efficiency of lithium cell has improved the fixed effect to the lithium cell, prolongs its life, more accords with actual user demand.

Description

Lithium battery and lithium battery packaging shell

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell and lithium cell encapsulation casing.

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, and the lithium metal has very high requirements on the environment due to very active chemical characteristics, so the lithium battery is not applied for a long time, and becomes a mainstream along with the development of scientific technology;

as green and environment-friendly batteries are used more and more in life, the requirement platform of people for lithium batteries is higher and higher, and the lithium batteries used as new energy automobile power batteries cannot effectively solve the problem of heating of the lithium batteries in use, so that the service life of the battery core is shortened, the batteries are smoky, on fire or even exploded if the batteries are used, the lithium batteries are not effectively fixed in the shell, so that gaps exist between the lithium batteries and the inner wall of the shell, collision friction occurs between the lithium batteries and the inner wall of the shell when the batteries move, the service life of the batteries is shortened, and the batteries do not meet the actual use requirements,

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell and lithium cell encapsulation casing to solve the problem that proposes among 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 and lithium cell encapsulation casing, includes the casing, the left side bottom front side of casing is through being provided with the box, the inner chamber inner wall of box has the fan through screw locking, the left and right sides of fan has spiro union exhaust pipe and connecting pipe respectively, and the left side of exhaust pipe extends the inner chamber of box, the inner chamber inner wall of casing is provided with the air-supply line, the right side one end of connecting pipe extends into the inner chamber of casing, and with the air-supply line looks spiro union, the inner wall of air-supply line is seted up with the communicating fresh air inlet in outside surface, both ends inner wall all is provided with the baffle from a left side to the right side around the inner chamber of casing, the rear side inner chamber bottom of casing is pegged graft and is had the backup pad, the outer loop of bearing is all fixedly connected with to the rear side top inner wall of casing and the top of backup pad, the, The improved bearing comprises a shell, a supporting plate is arranged in the shell, a jack is formed in the bottom end of the shell, a rocker is inserted into an inner cavity of the jack, a first conical gear penetrates through the bottom end of the round rod and is arranged on the supporting plate, outer rings of bearings are fixedly connected to the front end and the rear end of the inner cavity of the bottom end of the shell, a first screw and a second screw are respectively in interference fit with the inner rings of the bearings, one ends of the inner sides of the first screw and the second screw are welded, a second conical gear meshed with the first conical gear is in interference fit with the rear side of the outer wall of the first screw, rectangular blocks are connected to the outer walls of the first screw and the second screw in a threaded.

Preferably, the air inlet pipe surrounds the inner wall of the shell.

Preferably, the rocker is in a T-shaped outer wall shape.

Preferably, the threads of the outer walls of the first screw and the second screw are threads in opposite directions.

Preferably, a rubber pad is arranged on the inner side of the rectangular plate.

Preferably, the round bar is arranged in the up-down direction.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium battery and the lithium battery packaging shell are characterized in that after the fan is normally started, hot air in the inner cavity of the shell is sucked into the inner cavity of the air inlet pipe through the air inlet hole and is discharged through the connecting pipe and the exhaust pipe, the heat dissipation effect of the lithium battery is improved, the rocker is driven to drive the round rod and the first conical gear to rotate through the rotating rocker, the second conical gear drives the first screw rod and the second screw rod to rotate through the first conical gear, the rectangular block is driven to move inwards through the first screw rod and the second screw rod and is in contact with the lithium battery to clamp and fix the lithium battery, the fixing effect of the lithium battery is improved, the device can effectively solve the problem of heat dissipation of the lithium battery during use, the heat dissipation efficiency of the lithium battery is improved, the phenomenon that the temperature in the shell is too high, the ignition and explosion of the lithium battery are caused is avoided, the fixing effect of the lithium battery is improved, and the collision and friction, the service life of the device is prolonged, and the device is more in line with the actual use requirements.

Drawings

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

fig. 2 is a left side sectional view of the housing of the present invention.

In the figure: 1. the fan comprises a shell, 2, a box body, 3, a fan, 4, an exhaust pipe, 5, a connecting pipe, 6, an air inlet pipe, 7, an air inlet hole, 8, a baffle plate, 9, a supporting plate, 10, a round rod, 11, a jack, 12, a rocker, 13, a first conical gear, 14, a first screw rod, 15, a second screw rod, 16, a second conical gear, 17, a rectangular block, 18, a rectangular plate, 19 and a rubber pad.

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. 1-2, the present invention provides a technical solution: a lithium battery and lithium battery packaging shell comprises a shell 1, a box body 2 is arranged on the front side of the bottom end of the left side of the shell 1, a fan 3 is locked on the inner wall of the inner cavity of the box body 2 through screws, the model SF-138PZ02 of the fan 3 is connected, the fan 3 is connected with an external power supply which is 380V alternating current, the external power supply of the fan 3 is switched on or off to enable the fan to work or stop working, an exhaust pipe 4 and a connecting pipe 5 are respectively screwed on the left side and the right side of the fan 3, the left side of the exhaust pipe 4 extends out of the inner cavity of the box body 2, an air inlet pipe 6 is arranged on the inner wall of the inner cavity of the shell 1, one end of the right side of the connecting pipe 5 extends into the inner cavity of the shell 1 and is screwed with the air inlet pipe 6, after the fan 3 is normally started, hot air in the inner cavity of the shell 1 is sucked into the inner cavity, an air inlet hole 7 communicated with the outer side surface is formed in the inner wall of an air inlet pipe 6, baffle plates 8 are arranged on the inner walls of the front end and the rear end of an inner cavity of a shell 1 from left to right, a supporting plate 9 is inserted in the bottom end of the inner cavity of the rear side of the shell 1, an outer ring of a bearing is fixedly connected with the inner wall of the top end of the rear side of the shell 1 and the top end of the supporting plate 9, a round rod 10 is arranged on the inner ring of the bearing in an interference fit mode, the round rod 10 is arranged in the up-down direction, the top end of the round rod 10 extends out of the upper end face of the shell 1 and is provided with a jack 11, a rocker 12 is inserted in the inner cavity of the jack 11, the rocker 12 is inserted into the inner cavity of the jack 11 and rotates to drive the round rod 10 and a first conical gear 13 to rotate, the bottom end of the round rod 10 is stabilized through the supporting plate 9, and the first conical, the bottom end of the round rod 10 penetrates through the support plate 9 and is provided with a first conical gear 13, the front end and the rear end of the inner cavity at the bottom end of the shell 1 are fixedly connected with outer rings of bearings, the inner rings of the bearings are respectively in interference fit with a first screw 14 and a second screw 15, the rocker 12 is driven to drive the round rod 10 and the first conical gear 13 to rotate by rotating the rocker 12, the second conical gear 16 is driven to drive the first screw 14 and the second screw 15 to rotate by the first conical gear 13, the threads on the outer walls of the first screw 14 and the second screw 15 are threads in opposite directions, the rectangular block 17 is driven to drive the rectangular plate 18 to simultaneously move inwards or outwards by the first screw 14 and the second screw 15 through the threaded connection relationship between the first screw 14 and the second screw 15 and the rectangular block 17, one end of the inner side of the first screw 14 is welded with one end of the second screw 15, the second conical gear 16 which is meshed with the first conical gear 13 is in, equal threaded connection of outer wall of first screw rod 14 and second screw rod 15 has rectangular block 17, the top of rectangular block 17 is provided with rectangular plate 18, through rotatory rocker 12, make rocker 12 drive round bar 10 and first conical gear 13 rotatory, make second conical gear 16 drive first screw rod 14 and second screw rod 15 rotatory through first conical gear 13, make rectangular block 17 drive rectangular plate 18 to move to the inboard through first screw rod 14 and second screw rod 15, and contact with the lithium cell, press from both sides tightly fixedly to the lithium cell, the fixed effect to the lithium cell has been improved.

As a preferable scheme, further, the air inlet pipe 6 surrounds the inner wall of the casing 1, and after the fan 3 is normally started, hot air in the inner cavity of the casing 1 is sucked into the inner cavity of the air inlet pipe 6 through the air inlet holes 7 and is discharged through the connecting pipe 5 and the exhaust pipe 4, so that the heat dissipation effect of the lithium battery is improved.

Preferably, the outer wall of the rocker 12 is shaped like a "T", the rocker 12 is inserted into the inner cavity of the insertion hole 11 and the rocker 12 is rotated, so that the rocker 12 drives the round rod 10 and the first bevel gear 13 to rotate, the bottom end of the round rod 10 is stabilized by the supporting plate 9, and the second bevel gear 16 drives the first screw 14 and the second screw 15 to rotate conveniently by the meshing connection relationship between the first bevel gear 13 and the second bevel gear 16.

Preferably, the threads of the outer walls of the first screw 14 and the second screw 15 are threads in opposite directions, the rocker 12 is caused to drive the circular rod 10 and the first bevel gear 13 to rotate by rotating the rocker 12, the second bevel gear 16 is caused to drive the first screw 14 and the second screw 15 to rotate by rotating the first bevel gear 13, the threads of the outer walls of the first screw 14 and the second screw 15 are threads in opposite directions, and the rectangular block 17 is caused to drive the rectangular plate 18 to simultaneously move inwards or outwards by the relationship of the threaded connection of the first screw 14 and the second screw 15 with the rectangular block 17.

Preferably, a rubber pad 19 is further arranged on the inner side of the rectangular plate 18, the rocker 12 is enabled to drive the circular rod 10 and the first conical gear 13 to rotate by rotating the rocker 12, the second conical gear 16 is enabled to drive the first screw 14 and the second screw 15 to rotate by rotating the first conical gear 13, the rectangular block 17 is enabled to drive the rectangular plate 18 to move inwards by driving the rectangular plate 14 and the second screw 15 to contact with the lithium battery, the lithium battery is clamped and fixed, and the fixing effect of the lithium battery is improved.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the lithium battery cooling device is used, a lithium battery is placed in an inner cavity of a shell 1, the inner side of a rectangular plate 18 is inserted into the inner cavity of an insertion hole 11, the rocker 12 is rotated to drive the round rod 10 and a first conical gear 13 to rotate, the bottom end of the round rod 10 is stabilized through a support plate 9, the second conical gear 16 drives a first screw rod 14 and a second screw rod 15 to rotate through the relation that the first screw rod 14 and the second screw rod 15 are in threaded connection with a rectangular block 17 through the meshing connection of the first conical gear 13 and the second conical gear 16, the rectangular block 17 drives the rectangular plate 18 to move inwards and contact with the lithium battery to clamp and fix the lithium battery, when the lithium battery needs to be cooled, the power supply of a fan 3 is switched on, and after the fan 3 is normally started, hot air in the inner cavity of the shell 1 is sucked into the inner cavity of an air inlet pipe 6 through an air inlet hole 7, and discharge through connecting pipe 5 and exhaust pipe 4 for the radiating efficiency of lithium cell, the device simple structure, operation convenient to use can effectually solve the radiating problem of lithium cell when using, has accelerated the radiating efficiency of lithium cell, prolongs its life, more accords with actual user demand.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only 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; also, unless expressly stated or limited otherwise, the terms "disposed," "coupled," "plugged," "welded," "clamped," and the like are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium cell and lithium cell encapsulation casing, includes casing (1), its characterized in that: the front side of the bottom end of the left side of the shell (1) is provided with a box body (2), the inner wall of the inner cavity of the box body (2) is locked with a fan (3) through screws, the left side and the right side of the fan (3) are respectively screwed with an exhaust pipe (4) and a connecting pipe (5), the left side of the exhaust pipe (4) extends out of the inner cavity of the box body (2), the inner wall of the inner cavity of the shell (1) is provided with an air inlet pipe (6), one end of the right side of the connecting pipe (5) extends into the inner cavity of the shell (1) and is screwed with the air inlet pipe (6), the inner wall of the air inlet pipe (6) is provided with an air inlet hole (7) communicated with the outer side surface, the inner walls of the front end and the rear end of the inner cavity of the shell (1) are respectively provided with a baffle plate (8) from left to right, the bottom end of the inner cavity of the rear side of the, the inner ring of the bearing is in interference fit with a round rod (10), the top end of the round rod (10) extends out of the upper end face of the shell (1) and is provided with a jack (11), a rocker (12) is inserted into an inner cavity of the jack (11), the bottom end of the round rod (10) penetrates through the support plate (9) and is provided with a first conical gear (13), the front end and the rear end of the inner cavity of the bottom end of the shell (1) are fixedly connected with an outer ring of the bearing, the inner ring of the bearing is respectively in interference fit with a first screw rod (14) and a second screw rod (15), one ends of the inner sides of the first screw rod (14) and the second screw rod (15) are welded, a second conical gear (16) meshed and connected with the first conical gear (13) is in interference fit with the rear side of the outer wall of the first screw rod (14), and rectangular blocks (17) are in threaded connection with the outer walls of the first screw rod (, the top end of the rectangular block (17) is provided with a rectangular plate (18).

2. The lithium battery and lithium battery pack case as claimed in claim 1, wherein: the air inlet pipe (6) surrounds the inner wall of the shell (1).

3. The lithium battery and lithium battery pack case as claimed in claim 1, wherein: the outer wall of the rocker (12) is T-shaped.

4. The lithium battery and lithium battery pack case as claimed in claim 1, wherein: the threads of the outer walls of the first screw (14) and the second screw (15) are threads in opposite directions.

5. The lithium battery and lithium battery pack case as claimed in claim 1, wherein: the inner side of the rectangular plate (18) is provided with a rubber pad (19).

6. The lithium battery and lithium battery pack case as claimed in claim 1, wherein: the round bar (10) is arranged along the vertical direction.