CN213184515U

CN213184515U - Explosion-proof lithium battery power supply device

Info

Publication number: CN213184515U
Application number: CN202022446715.3U
Authority: CN
Inventors: 王连明
Original assignee: Anhui Joyo Electric Co ltd
Current assignee: Anhui Hengyu Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-05-11
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses an explosion-proof lithium cell power supply unit, including the battery of battery box and inside setting, and the battery box includes box and case lid, the case lid includes the top cap that frame and top detachable connect, the equal fixedly connected with pull rod in the left and right sides of top cap bottom, the bottom of pull rod is globular, the utility model relates to a power technical field. This explosion-proof lithium battery power supply unit, through with the design of case lid components of a whole that can function independently, receive strong atmospheric pressure drive at the top cap part under, it can slide to the top, make the pull rod drive the gum cover and slide in the spout simultaneously, the case lid can open all around this moment, make battery box internal gas pressure can let out, and utilize the pull rod can pull the top cap, make it can not fly by the top, and then avoid it to pound bad article on every side, when the top cap rises simultaneously, can make the disconnect-type plug break away from, and then cut off the electricity of external equipment and battery, can avoid breaking off fast when the circuit breaker does not in time reflect, it is safer to use.

Description

Explosion-proof lithium battery power supply device

Technical Field

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

Background

Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable. The fifth generation of rechargeable batteries, lithium metal batteries, was born in 1996, and the safety, specific capacity, self-discharge rate and cost performance of rechargeable batteries were all superior to those of lithium ion batteries. Due to its own high technical requirement limits, only a few countries of companies are producing such lithium metal batteries. A power source is a device that converts other forms of energy into electrical energy. The power source is derived from the principle of magnetic electricity generation, and is generated by renewable energy sources such as water power, wind power, sea tide, dam water pressure difference, solar energy and the like, coal burning, oil residue and the like. Common power sources are dry cell (dc) and household 110V-220V ac.

The box that current power is generally only equipped with the battery, and the box is the structure sealed relatively generally, and when battery accident burnt in it, inside temperature increased, pressure intensity can increase until the explosion fast, and current battery is when the explosion, and its outside casing can be impacted and be the piece four shooting, causes the damage to object on every side, and the pressure relief device bore that some current power outsides increase is little, and the pressure release is not quick enough.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an explosion-proof lithium cell power supply unit has solved current battery when the explosion, and its outside casing can be impacted and be the piece four and penetrate, causes the damage to object on every side, and the pressure relief device bore that some power outside that has now increased is little, the not quick enough problem of pressure release.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an explosion-proof lithium cell power supply unit, includes battery box and the inside battery that sets up of battery box, and battery box includes box and case lid, the case lid includes the top cap that frame and top detachable connect, the equal fixedly connected with pull rod in the left and right sides of top cap bottom, the bottom of pull rod is globular, and the surface coating of pull rod bottom has the gum cover, the spout with pull rod looks adaptation is seted up to the inside of frame lateral wall, fixedly connected with disconnect-type plug is run through at the top of top cap, the socket that fixedly connected with disconnect-type plug was pegged graft mutually just is located under the disconnect-type plug in the top of battery, the positive fixedly connected with smoke alarm device of box.

Preferably, the left side and the right side at box top all are provided with round bellying, the circular recess with round bellying lock is all seted up to the left and right sides of case lid bottom, and the bottom of case lid just is located the inside of circular recess and the inside of round bellying and all sets up the through-hole that link up around, and runs through between the through-hole of circular recess and round bellying and have the location inserted bar.

Preferably, the positioning inserted bar comprises a smooth shaft end, a bolt section is fixedly connected to the right end of the smooth shaft end, and a screw hole in threaded connection with the bolt section is formed in the right side of the box body.

Preferably, the bottom of the inner cavity of the box body is fixedly connected with a plurality of hollow vertical plates which are distributed in parallel, a bottom plate is fixedly connected between the top of each hollow vertical plate and the inner wall of the box body, and the battery is fixedly connected to the top of the bottom plate.

Preferably, the fretwork riser and the bottom plate all use thermal-insulated material, the lateral wall of box has just been located the below of bottom plate and has seted up the louvre between the fretwork riser, the lateral wall of box just is located the outside bonding of louvre and has first dustproof filter screen, the inner wall of box and the inner wall of frame all bond and have stable sponge strip, a plurality of elastic pressing pieces of bottom fixedly connected with of top cap.

Preferably, the smoke alarm device includes the casing of fixed connection at the box surface, the inlet port with the box inner chamber intercommunication is seted up in the left side at the casing back, just be located the front side fixedly connected with communicating pipe of inlet port between the front and back both sides of shells inner wall, the front side of casing is opened and is equipped with the outlet flue with communicating pipe looks adaptation, and the surface bonding of outlet flue has the dust mask.

Preferably, the middle of the inside of the shell is fixedly connected with a partition plate, the left side of the partition plate is fixedly connected with a smoke sensor, the right side of the communicating pipe is communicated with a smoke guide pipe with an air outlet facing the smoke sensor, and the bottom of the shell is fixedly connected with a smoke dispersing hole on the left side of the partition plate.

Preferably, shells inner wall's rear side just is located the right side of baffle fixedly connected with panel and circuit board respectively, panel and smoke transducer all pass through wire and circuit board electric connection, the front side electric connection of circuit board has bee calling organ, the front side of casing just is located the dustproof filter screen of fixedly connected with second in the dead ahead of bee calling organ.

Advantageous effects

The utility model provides an explosion-proof lithium battery power supply unit. Compared with the prior art, the method has the following beneficial effects:

(1) the explosion-proof lithium battery power supply device comprises a box cover, a top cover, a pull rod, a separating plug and a socket, wherein the box cover comprises a frame and a top cover, the top cover is detachably connected with the frame, the left side and the right side of the bottom of the top cover are fixedly connected with the pull rod, the bottom end of the pull rod is spherical, the surface of the bottom end of the pull rod is wrapped with a rubber sleeve, a sliding groove matched with the pull rod is formed in the side wall of the frame, the top of the top cover penetrates through the separating plug and is fixedly connected with the socket, the socket is fixedly connected with the top of the battery, the separating plug is connected with the socket in a splicing mode under the separating plug, the box cover is designed in a split mode, the top cover can slide upwards under the driving force of strong atmospheric pressure, the pull rod drives the rubber sleeve to slide in the sliding groove, the periphery of the box cover can be opened at the moment, the air pressure, the separable plug can be separated, so that the electrical connection between the external equipment and the battery is cut off, the rapid disconnection when the breaker is not reflected in time can be avoided, and the use is safer.

(2) This explosion-proof lithium battery power supply unit, all be provided with round bellying through the left and right sides at the box top, the circular recess with the lock of round bellying portion is all seted up to the left and right sides of case lid bottom, the bottom of case lid and the through hole that link up around all being seted up in the inside of circular recess and the inside of round bellying, and it has the location inserted bar to run through between the through hole of circular recess and round bellying, the location inserted bar includes the smooth axle head, the right-hand member fixedly connected with bolt section of smooth axle head, and the right side of box set up the screw with bolt section threaded connection, the box splices through the crisscross grafting's of round bellying and circular recess mode with the case lid junction, it runs through to recycle the location inserted bar, can be fast and firm link together box and case lid, need not to use a plurality of bolts to fasten, the anticollision is.

(3) This explosion-proof lithium battery power supply unit, through the fretwork riser of many parallel distribution of bottom fixedly connected with at the box inner chamber, and fixedly connected with bottom plate between the top of fretwork riser and the inner wall of box, battery fixed connection is at the top of bottom plate, fretwork riser and bottom plate all use thermal-insulated material, the lateral wall of box just is located the below of bottom plate and has seted up the louvre between the fretwork riser, the lateral wall of box just is located the outside bonding of louvre has first dustproof filter screen, it holds the battery to set up the insulating layer through the bottom at the box inner chamber, interbedded thermal-insulated and ventilation effect make when outdoor use power, even directly put its ground after insolateing, can not cause the harm to inside battery yet, the power has effectively been protected.

(4) The anti-explosion lithium battery power supply device comprises a smoke alarm device fixedly connected to the front side of a box body, the smoke alarm device comprises a shell fixedly connected to the surface of the box body, an air inlet communicated with an inner cavity of the box body is formed in the left side of the back side of the shell body, a communicating pipe is fixedly connected between the front side and the rear side of the inner wall of the shell body and positioned on the front side of the air inlet, a smoke outlet matched with the communicating pipe is formed in the front side of the shell body, a dustproof film is bonded on the outer surface of the smoke outlet, a partition plate is fixedly connected to the middle inside of the shell body, a smoke sensor is fixedly connected to the left side of the partition plate, a smoke guide pipe with an air outlet facing the smoke sensor is communicated to the right side of the communicating pipe, a smoke dispersing hole is fixedly connected to the bottom of the shell body and positioned on the, when the battery began the burning, partial flue gas can get into smoke alarm device in and is detected by smoke transducer, and then utilizes bee calling organ to carry out the police dispatch newspaper, and leads the flue gas through communicating pipe cooperation, utilizes the baffle to keep apart the important component in right side, sets up whole device externally simultaneously, even the battery explodes, can not damage smoke alarm device yet, has reduced economic loss.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of the substrate of FIG. 2;

FIG. 4 is an enlarged view of a portion of the present invention at B in FIG. 1;

fig. 5 is a cross-sectional view of the smoke alarm device of the present invention.

In the figure: 1-battery box, 11-box body, 111-circular bulge, 12-box cover, 121-frame, 122-top cover, 123-pull rod, 124-rubber sleeve, 125-sliding groove, 126-separating plug, 127-circular groove, 13-through hole, 14-positioning inserted rod, 141-optical shaft end, 142-bolt segment, 15-hollow vertical plate, 16-bottom plate, 17-heat dissipation hole, 18-first dustproof filter screen, 19-stable sponge strip, 110-elastic pressing sheet, 2-battery, 21-socket, 3-smoke alarm device, 31-shell, 32-air inlet, 33-communicating pipe, 34-smoke outlet, 35-dustproof film, 36-clapboard, 37-smoke sensor, 38-smoke guide pipe, 39-smoke-diffusing holes, 310-circuit board, 311-buzzer, 312-second dustproof filter screen and 313-battery board.

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. 1-5, the present invention provides a technical solution: an explosion-proof lithium battery power supply device comprises a battery box 1 and a battery 2 arranged in the battery box, wherein the battery box 1 comprises a box body 11 and a box cover 12, the box cover 12 comprises a frame 121 and a top cover 122 detachably connected with the top of the frame 121, pull rods 123 are fixedly connected with the left side and the right side of the bottom of the top cover 122, the bottom ends of the pull rods 123 are spherical, rubber sleeves 124 are wrapped on the surfaces of the bottom ends of the pull rods 123, sliding grooves 125 matched with the pull rods 123 are formed in the side walls of the frame 121, the inner diameter of the bottommost end of each sliding groove 125 is larger than that of each rubber sleeve 124, the inner diameter of the middle section of each sliding groove is smaller than that of each rubber sleeve 124 and larger than that of the spherical part of the bottom end of each pull rod 123, the rubber sleeves 124 can slide in the sliding grooves after being compressed, one section of the inner diameter of the uppermost layer is smaller than that of the spherical part of the bottom ends, the top of the battery 2 is located under the separate plug 126 and is fixedly connected with the socket 21 inserted with the separate plug 126, through the split design of the box cover 12, the top cover 122 part is pushed by strong atmospheric pressure, the plug can slide upwards, meanwhile, the pull rod 123 drives the rubber sleeve 124 to slide in the sliding groove 125, at the moment, the periphery of the box cover 12 can be opened, the internal air pressure of the battery box 1 can be released, the top cover 122 can be pulled by the pull rod 123, the top cover 122 can not be pushed away, the surrounding objects can be prevented from being damaged by smashing, meanwhile, when the top cover 122 rises, the separate plug 126 can be separated, the electric connection between the external equipment and the battery 2 is cut off, the quick disconnection when the breaker is not timely reflected can be avoided, and the use is safer.

The front of the box body 11 is fixedly connected with the smoke alarm device 3, the smoke alarm device 3 comprises a shell 31 fixedly connected with the surface of the box body 11, the left side of the back of the shell 31 is provided with an air inlet 32 communicated with the inner cavity of the box body 11, a communicating pipe 33 is fixedly connected between the front side and the rear side of the inner wall of the shell 31 and positioned at the front side of the air inlet 32, the front side of the shell 31 is provided with a smoke outlet 34 matched with the communicating pipe 33, the outer surface of the smoke outlet 34 is bonded with a dustproof film 35, the middle inside of the shell 31 is fixedly connected with a clapboard 36, the left side of the clapboard 36 is fixedly connected with a smoke sensor 37, the right side of the communicating pipe 33 is communicated with a smoke guide pipe 38 with an air outlet facing the smoke sensor 37, the bottom of the shell 31 and positioned at the left side of the clapboard 36 are fixedly connected with smoke dispersing, the circuit board 310 is used for processing data of the smoke sensor 37 and controlling starting of electrical elements, the battery board 313 and the smoke sensor 37 are both electrically connected with the circuit board 310 through conducting wires, the front side of the circuit board 310 is electrically connected with a buzzer 311, the buzzer 311 is an FSR-3010L type passive buzzer, the front side of the shell 31 is fixedly connected with a second dustproof filter screen 312 which is positioned right ahead of the buzzer 311, when the battery 2 starts to burn, part of smoke can enter the smoke alarm device 3 and be detected by the smoke sensor 37, then the buzzer 311 is used for giving an alarm, the smoke is conducted through the communication pipe 33 matched with the smoke guide pipe 38, important elements on the right side are isolated through the partition plate 36, meanwhile, the whole device is arranged outside, even if the battery 2 explodes, the smoke alarm device 3 cannot be damaged, and economic loss is reduced.

The left and right sides of the top of the box body 11 are respectively provided with a circular convex part 111, the left and right sides of the bottom of the box cover 12 are respectively provided with a circular groove 127 buckled with the circular convex parts 111, the bottom of the box cover 12 and the inner part of the circular groove 127 and the inner part of the circular convex parts 111 are respectively provided with a through hole 13 which is penetrated back and forth, and a positioning insertion rod 14 penetrates between the circular groove 127 and the through hole 13 of the circular boss 111, the positioning insertion rod 14 comprises a plain shaft end 141, a bolt section 142 is fixedly connected with the right end of the plain shaft end 141, and the right side of the box body 11 is provided with a screw hole in threaded connection with the bolt section 142, the joint of the box body 11 and the box cover 12 is spliced in a way that the circular convex part 111 is inserted into the circular groove 127 in a staggered way, and then the positioning inserted rod 14 is utilized to penetrate through the joint, the box body 11 and the box cover 12 can be quickly and firmly connected together without using a plurality of bolts for fastening, and the anti-collision is convenient and quick.

The bottom of the inner cavity of the box body 11 is fixedly connected with a plurality of hollowed vertical plates 15 which are distributed in parallel, a bottom plate 16 is fixedly connected between the top of the hollowed vertical plates 15 and the inner wall of the box body 11, the battery 2 is fixedly connected at the top of the bottom plate 16, the hollowed vertical plates 15 and the bottom plate 16 are made of heat insulation materials, heat dissipation holes 17 are formed in the side wall of the box body 11, below the bottom plate 16 and between the hollowed vertical plates 15, a first dustproof filter screen 18 is bonded on the side wall of the box body 11 and outside the heat dissipation holes 17, the bottom of the inner cavity of the box body 11 is provided with the heat insulation layer to contain the battery 2, and the heat insulation and ventilation effects of the interlayer ensure that when the power supply is used outdoors, even with its ground of directly putting after the insolation, can not cause the harm to internal battery 2 yet, effectively protected the power, the inner wall of box 11 and the inner wall of frame 121 all bond and have stable sponge strip 19, a plurality of elastic pressing pieces 110 of bottom fixedly connected with of top cap 122.

And those not described in detail in this specification are well within the skill of those in the art.

During installation, the battery 2 is firstly placed in the box body 11 to be clamped, then the box cover 12 is covered, the separable plug 126 on the box cover 12 is inserted into the socket 21 at the top of the battery 2, meanwhile, the joint of the box body 11 and the box cover 12 is inserted into the circular groove 127 in a staggered mode through the circular protruding portion 111, then the positioning insertion rod 14 penetrates through the through hole 13 of the circular protruding portion 111 and the circular groove 127, and finally the bolt section 142 of the positioning insertion rod 14 is screwed.

When the battery 2 burns, a large amount of smoke is generated, a small amount of smoke may enter the communicating pipe 33, and then is discharged to the surface of the smoke sensor 37 through the smoke guiding pipe 38 to be sensed by the smoke sensor, and then the smoke sensor 37 sends a feedback signal to the circuit board 310 for processing, and when it is determined that smoke is generated, the buzzer 311 is controlled to give an alarm.

When the air pressure in the battery box 1 is too large, the top cover 122 is lifted upwards, the pull rod 123 drives the rubber sleeve 124 to slide in the sliding groove 125, the periphery of the box cover 12 can be opened at the moment, the air pressure in the battery box 1 can be released, the top cover 122 can be pulled by the pull rod 123 and cannot be lifted, and meanwhile, when the top cover 122 rises, the separable plug 126 can be separated from the socket 21, so that the electric connection between external equipment and the battery 2 is cut off.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an explosion-proof lithium cell power supply unit, includes battery box (1) and battery (2) of inside setting thereof, and battery box (1) includes box (11) and case lid (12), its characterized in that: case lid (12) include frame (121) and top cap (122) that top detachable connects thereof, the equal fixedly connected with pull rod (123) of the left and right sides of top cap (122) bottom, the bottom of pull rod (123) is globular, and the surface coating of pull rod (123) bottom has gum cover (124), spout (125) with pull rod (123) looks adaptation are seted up to the inside of frame (121) lateral wall, fixedly connected with disconnect-type plug (126) is run through at the top of top cap (122), socket (21) of pegging graft mutually in the top of battery (2) and be located disconnect-type plug (126) under fixedly connected with disconnect-type plug (126), the positive fixedly connected with smog alarm device (3) of box (11).

2. The explosion-proof lithium battery power supply unit of claim 1, characterized in that: the left and right sides at box (11) top all is provided with circular bellying (111), circular groove (127) with circular bellying (111) looks lock is all seted up to the left and right sides of case lid (12) bottom, and the through hole (13) that link up around just being located the inside of circular groove (127) and the inside of circular bellying (111) are all seted up to the bottom of case lid (12), and has run through between through hole (13) of circular groove (127) and circular bellying (111) location inserted bar (14).

3. The explosion-proof lithium battery power supply unit of claim 2, characterized in that: the positioning inserted bar (14) comprises a plain shaft end (141), a bolt section (142) is fixedly connected to the right end of the plain shaft end (141), and a screw hole in threaded connection with the bolt section (142) is formed in the right side of the box body (11).

4. The explosion-proof lithium battery power supply unit of claim 1, characterized in that: the bottom fixedly connected with of box (11) inner chamber many parallel distribution's fretwork riser (15), and fixedly connected with bottom plate (16) between the top of fretwork riser (15) and the inner wall of box (11), battery (2) fixed connection is at the top of bottom plate (16).

5. The explosion-proof lithium battery power supply unit of claim 4, characterized in that: hollow riser (15) and bottom plate (16) all use thermal-insulated material, louvre (17) have been seted up to the lateral wall of box (11) and between being located the below of bottom plate (16) and hollow riser (15), the lateral wall of box (11) and the outside that is located louvre (17) bond and have first dustproof filter screen (18), the inner wall of box (11) and the inner wall of frame (121) all bond and have stable sponge strip (19), a plurality of elastic pressing pieces (110) of bottom fixedly connected with of top cap (122).

6. The explosion-proof lithium battery power supply unit of claim 1, characterized in that: smog alarm device (3) are including casing (31) on fixed connection surface at box (11), inlet port (32) with box (11) inner chamber intercommunication are seted up in the left side at casing (31) back, just be located front side fixedly connected with communicating pipe (33) of inlet port (32) between the front and back both sides of casing (31) inner wall, the front side of casing (31) is opened and is equipped with outlet flue (34) with communicating pipe (33) looks adaptation, and the surface bonding of outlet flue (34) has dust-proof membrane (35).

7. The explosion-proof lithium battery power supply unit of claim 6, characterized in that: the middle of the inside of the shell (31) is fixedly connected with a partition plate (36), the left side of the partition plate (36) is fixedly connected with a smoke sensor (37), the right side of the communicating pipe (33) is communicated with a smoke guide pipe (38) with an air outlet opposite to the smoke sensor (37), and the bottom of the shell (31) is fixedly connected with a smoke emission hole (39) on the left side of the partition plate (36).

8. The explosion-proof lithium battery power supply unit of claim 7, wherein: the rear side of casing (31) inner wall just is located the right side of baffle (36) fixedly connected with panel (313) and circuit board (310) respectively, panel (313) and smoke transducer (37) all pass through wire and circuit board (310) electric connection, the front side electric connection of circuit board (310) has bee calling organ (311), the front side of casing (31) just is located the dead ahead fixedly connected with second dustproof filter screen (312) of bee calling organ (311).