CN215220893U

CN215220893U - Explosion-proof lithium battery

Info

Publication number: CN215220893U
Application number: CN202121202989.6U
Authority: CN
Inventors: 朱远方
Original assignee: Jiangsu Sanzheng New Energy Co ltd
Current assignee: Jiangsu Sanzheng New Energy Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-17
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to a lithium cell technical field just discloses an explosion-proof type lithium cell, including the frame, the inside fixedly connected with inside casing of frame, the inside fixed mounting of inner frame has lithium cell body. This explosion-proof type lithium cell, through when lithium cell body live time long term, lithium cell body's temperature can rise, the starter motor drives the air-blower rotation, make the inside steam of inside casing pass through the through-hole and to knitting mesh cloth give off, start the water pump, the water pump passes through the drinking-water pipe with the inside water, first aqueduct and inlet tube enter into fixed frame's inside, then make knitting mesh cloth be full of water, form the water film, the heat in the water absorption air, and then evaporate into vapour, just the inside of drainage plate is just entered into to the nice and cool moist air after handling like this, and simultaneously, rotation through the air-blower, blow the inside of inside casing with cold air again, then carry out rapid cooling to lithium cell body, the prevention of high temperature has been played, lead to lithium cell body explosion.

Description

Explosion-proof lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is an explosion-proof type lithium cell.

Background

Lithium batteries are batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a 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, and with the development of science and technology, lithium batteries become mainstream at present, and the lithium metal batteries generally use manganese dioxide as a positive electrode material, metal lithium or alloy metal thereof as a negative electrode material and use non-aqueous electrolyte.

In the long-time use process of the lithium battery, the possibility of short circuit caused by line aging can be met, and when the temperature in the lithium battery is suddenly increased, the possibility of explosion is very easy to occur, so an explosion-proof lithium battery is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides an explosion-proof type lithium cell possesses advantages such as explosion-proof, heat dissipation, has solved easy explosion, the problem that the temperature risees.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an explosion-proof type lithium cell, includes the frame, the inside fixedly connected with inside casing of frame, the inside fixed mounting of frame has lithium cell body, the through-hole has been seted up to the right side inside of inside casing, the inside of through-hole is provided with explosion-proof structure, movable mounting has the arc elastic plate between the inside of frame and the lithium cell body, the inside fixedly connected with drainage plate of frame, the inside fixed mounting in rear side of inside casing has the mesh filter screen, the inside fixed mounting that the inside of frame is close to the mesh filter screen has the air-blower, the output shaft fixedly connected with motor of air-blower.

Furthermore, the explosion-proof structure comprises a fixed frame, one side of the fixed frame is fixedly installed in the through hole, knitted mesh cloth is fixedly connected in the fixed frame, a water inlet structure is arranged at the top of the fixed frame, and a water outlet structure is arranged at the bottom of the fixed frame.

Further, the inlet structure includes the inlet tube, the fixed intercommunication of inlet tube is at fixed frame's top, the fixed intercommunication in top of inlet tube has the connecting pipe, the fixed intercommunication in bottom of connecting pipe has first aqueduct, the fixed intercommunication in bottom of first aqueduct has flow control valve, flow control valve's the fixed intercommunication in bottom has the drinking-water pipe, the fixed intercommunication in bottom of drinking-water pipe has the water pump, water pump fixed mounting is in the inside of water tank, the fixed intercommunication in top of water tank has the water piping, the inside fixed intercommunication in right side of water tank has the overflow pipe.

Furthermore, the water outlet structure comprises a water outlet pipe, the top of the water outlet pipe is fixedly communicated with the bottom of the fixed frame, the bottom of the water outlet pipe is fixedly communicated with a first drainage pipe, the top of the first drainage pipe is fixedly communicated with a second water guide pipe, the bottom of the second water guide pipe is fixedly communicated with a second drainage pipe, and the left end of the second drainage pipe is fixedly communicated with a water discharge pipe.

Furthermore, the outer wall of the fixed frame is fixedly connected with a drainage plate, the left end of the second drainage tube penetrates through the inside of the drainage plate, and the left end of the drainage tube is fixedly communicated with the inside of the outer frame.

Furthermore, the right end of the water charging pipe is fixedly communicated with the inside of the outer frame, the right end of the overflow pipe is fixedly communicated with the inside of the outer frame, and the water tank is fixedly installed in the inside of the outer frame.

The utility model has the advantages that:

1. this explosion-proof type lithium cell, through when lithium cell body live time long term, lithium cell body's temperature can rise, the starter motor drives the air-blower rotation, make the inside steam of inside casing pass through the through-hole and to knitting mesh cloth give off, start the water pump, the water pump passes through the drinking-water pipe with the inside water, first aqueduct and inlet tube enter into fixed frame's inside, then make knitting mesh cloth be full of water, form the water film, the heat in the water absorption air, and then evaporate into vapour, just the inside of drainage plate is just entered into to the nice and cool moist air after handling like this, and simultaneously, rotation through the air-blower, blow the inside of inside casing with cold air again, then carry out rapid cooling to lithium cell body, the prevention of high temperature has been played, lead to lithium cell body explosion.

2. This explosion-proof type lithium cell through the setting of flow control valve, has arrived and can control discharge, can not lead to the inside of too fast rivers to knitting eyelet fabric, through the setting of outlet pipe, when having played the water logging that prevents knitting eyelet fabric inside and having soaked, too much water can enter into the inside of inner frame through the through-hole, then leads to the inside circuit short circuit of lithium cell body, then the explosion.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a rear view of the structure of the present invention;

fig. 4 is a schematic view of the explosion-proof structure of the present invention.

Description of reference numerals: 1. an outer frame; 2. an inner frame; 3. a lithium battery body; 4. a through hole; 5. an explosion-proof structure; 51. a fixed frame; 52. knitting mesh fabric; 53. a water inlet structure; 531. a water inlet pipe; 532. a connecting pipe; 533. a first water conduit; 534. a flow control valve; 535. a water pumping pipe; 536. a water pump; 537. a water tank; 538. water filling pipe; 539. an overflow pipe; 54. a water outlet structure; 541. a water outlet pipe; 542. a first draft tube; 543. a second water conduit; 544. a second draft tube; 545. a water discharge pipe; 6. an arc-shaped elastic plate; 7. a drainage plate; 8. a mesh filter screen; 9. a blower; 10. an electric motor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-4, an explosion-proof lithium battery comprises an outer frame 1, an inner frame 2 fixedly connected to the inside of the outer frame 1, a lithium battery body 3 fixedly mounted to the inside of the inner frame 2, a through hole 4 formed inside the right side of the inner frame 2, an explosion-proof structure 5 arranged inside the through hole 4, an arc-shaped elastic plate 6 movably mounted between the inside of the inner frame 2 and the lithium battery body 3, a drainage plate 7 fixedly connected to the inside of the outer frame 1, a mesh filter screen 8 fixedly mounted to the inside of the rear side of the inner frame 2, an air blower 9 fixedly mounted to the inside of the inner frame 2 near the mesh filter screen 8, and a motor 10 fixedly connected to an output shaft of the air blower 9.

The explosion-proof structure 5 comprises a fixed frame 51, one side of the fixed frame 51 is fixedly arranged in the through hole 4, a knitted mesh fabric 52 is fixedly connected in the fixed frame 51, a water inlet structure 53 is arranged at the top of the fixed frame 51, and a water outlet structure 54 is arranged at the bottom of the fixed frame 51.

The water inlet structure 53 comprises a water inlet pipe 531, the water inlet pipe 531 is fixedly communicated with the top of the fixed frame 51, the top of the water inlet pipe 531 is fixedly communicated with a connecting pipe 532, the bottom of the connecting pipe 532 is fixedly communicated with a first water guide pipe 533, the bottom end of the first water guide pipe 533 is fixedly communicated with a flow control valve 534, the bottom end of the flow control valve 534 is fixedly communicated with a water pumping pipe 535, the bottom end of the water pumping pipe 535 is fixedly communicated with a water pump 536, the water pump 536 is fixedly arranged in a water tank 537, the top of the water tank 537 is fixedly communicated with a water containing pipe 538, the right side of the water tank 537 is fixedly communicated with an overflow pipe 539, through the arrangement of the flow control valve 534, the water flow can be controlled, the situation that the water cannot flow too fast flow into the knitted mesh fabric 52 is avoided, through the arrangement of a water outlet pipe 541, when the water in the knitted mesh fabric 52 is prevented from being fully soaked, excessive water can enter the inner frame 2 through the through hole 14, and then causes short-circuiting of the wiring inside the lithium battery body 3, followed by explosion.

The water outlet structure 54 comprises a water outlet pipe 541, the top of the water outlet pipe 541 is fixedly communicated with the bottom of the fixed frame 51, the bottom of the water outlet pipe 541 is fixedly communicated with a first drainage pipe 542, the top of the first drainage pipe 542 is fixedly communicated with a second water guide pipe 543, the bottom of the second water guide pipe 543 is fixedly communicated with a second drainage pipe 544, and the left end of the second drainage pipe 544 is fixedly communicated with a water discharge pipe 545.

The outer wall of the fixed frame 51 is fixedly connected with the drainage plate 7, the left end of the second drainage tube 544 penetrates through the inside of the drainage plate 7, the left end of the drainage tube 545 is fixedly communicated with the inside of the outer frame 1, when the lithium battery body 3 is used for a long time, the temperature of the lithium battery body 3 can rise, the starting motor 10 drives the blower 9 to rotate, hot air in the inner frame 2 is diffused to the knitted mesh cloth 52 through the through holes 4, the water pump 536 is started, the water in the water 537 enters the inside of the fixed frame 51 through the water pumping pipe 535, the first water guide pipe 533 and the water inlet pipe 531, then the knitted mesh cloth 52 is soaked with water to form a water film, the water absorbs heat in air and further evaporates into steam, thus, the treated humid air enters the inside of the drainage plate 7, and simultaneously, the cool air is blown to the inside of the inner frame 2 through the rotation of the blower 9, then carry out rapid cooling to lithium cell body 3, played and prevented that the temperature is too high, lead to lithium cell body 3 to explode.

The right end of water containing pipe 538 is fixedly communicated with the inside of outer frame 1, the right end of overflow pipe 539 is fixedly communicated with the inside of outer frame 1, and water tank 537 is fixedly mounted in the inside of outer frame 1.

When the lithium battery body 3 is used for a long time, the temperature of the lithium battery body 3 rises, the starting motor 10 drives the blower 9 to rotate, hot air in the inner frame 2 is diffused to the knitted mesh cloth 52 through the through holes 4, the water pump 536 is started, the water pump 536 pumps water in the water 537 into the fixed frame 51 through the water pumping pipe 535, the first water guide pipe 533 and the water inlet pipe 531, then the knitted mesh cloth 52 is soaked with water to form a water film, the water absorbs heat in air and is evaporated into steam, so that the treated cool and moist air enters the inside of the drainage plate 7, meanwhile, the cold air is blown into the inner frame 2 through the rotation of the blower 9, and then the lithium battery body 3 is rapidly cooled to prevent the over-high temperature, so that the lithium battery body 3 explodes, and through the arrangement of the flow control valve 534, having arrived and having controlled discharge, can not lead to the inside of too fast rivers to knitting eyelet fabric 52, through the setting of outlet pipe 541, when having played the inside water logging that prevents knitting eyelet fabric 52 and full, too much water can enter into the inside of inside casing 2 through-hole 14, then leads to the inside circuit short circuit of lithium cell body 3, then the explosion.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An explosion-proof lithium battery comprises an outer frame (1), and is characterized in that: the inside fixedly connected with inside casing (2) of frame (1), the inside fixed mounting of inside casing (2) has lithium cell body (3), through-hole (4) have been seted up to the right side inside of inside casing (2), the inside of through-hole (4) is provided with explosion-proof structure (5), movable mounting has arc elastic plate (6) between the inside of inside casing (2) and lithium cell body (3), the inside fixedly connected with drainage plate (7) of frame (1), the inside fixed mounting in rear side of inside casing (2) has mesh filter screen (8), the inside fixed mounting that the inside of inside casing (2) is close to mesh filter screen (8) has air-blower (9), the output shaft fixedly connected with motor (10) of air-blower (9).

2. An explosion-proof lithium battery as claimed in claim 1, characterized in that: the explosion-proof structure (5) comprises a fixed frame (51), one side of the fixed frame (51) is fixedly installed inside the through hole (4), a knitted mesh fabric (52) is fixedly connected inside the fixed frame (51), a water inlet structure (53) is arranged at the top of the fixed frame (51), and a water outlet structure (54) is arranged at the bottom of the fixed frame (51).

3. An explosion-proof lithium battery as claimed in claim 2, characterized in that: intake structure (53) include inlet tube (531), the top of inlet tube (531) fixed intercommunication at fixed frame (51), the fixed intercommunication in top of inlet tube (531) has connecting pipe (532), the fixed intercommunication in bottom of connecting pipe (532) has first aqueduct (533), the fixed intercommunication in bottom of first aqueduct (533) has flow control valve (534), the fixed intercommunication in bottom of flow control valve (534) has drinking-water pipe (535), the fixed intercommunication in bottom of drinking-water pipe (535) has water pump (536), water pump (536) fixed mounting is in the inside of water tank (537), the fixed intercommunication in top of water tank (537) has water-holding pipe (538), the fixed intercommunication in right side inside of water tank (537) has overflow pipe (539).

4. An explosion-proof lithium battery as claimed in claim 2, characterized in that: the water outlet structure (54) comprises a water outlet pipe (541), the top of the water outlet pipe (541) is fixedly communicated with the bottom of the fixed frame (51), the bottom of the water outlet pipe (541) is fixedly communicated with a first drainage pipe (542), the top of the first drainage pipe (542) is fixedly communicated with a second water guide pipe (543), the bottom of the second water guide pipe (543) is fixedly communicated with a second drainage pipe (544), and the left end of the second drainage pipe (544) is fixedly communicated with a water discharge pipe (545).

5. An explosion-proof lithium battery as claimed in claim 4, characterized in that: the outer wall of the fixed frame (51) is fixedly connected with a drainage plate (7), the left end of the second drainage tube (544) penetrates through the inside of the drainage plate (7), and the left end of the water discharge tube (545) is fixedly communicated with the inside of the outer frame (1).

6. An explosion-proof lithium battery as claimed in claim 3, characterized in that: the right end of the water containing pipe (538) is fixedly communicated with the inside of the outer frame (1), the right end of the overflow pipe (539) is fixedly communicated with the inside of the outer frame (1), and the water tank (537) is fixedly arranged in the inside of the outer frame (1).