CN213583928U

CN213583928U - Lithium battery pressure relief device

Info

Publication number: CN213583928U
Application number: CN202022430354.3U
Authority: CN
Inventors: 王贤明; 李海艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-29
Anticipated expiration: 2030-10-27

Abstract

The utility model provides a lithium cell pressure relief device relates to the lithium cell field. This lithium battery pressure relief device, including the standing groove, diapire array connection has three weeping awl in the standing groove, and fixed surface is connected with the bracing piece on the standing groove rear end, and the movable sleeve has been cup jointed to the bracing piece surface, and the movable sleeve surface is located the bracing piece both sides and is provided with the hydraulic stem, and hydraulic stem bottom fixed connection is on the standing groove upper surface. The device is when using, the hydraulic stem drives movable sleeve and removes under the effect of bracing piece, movable sleeve transmission bears the frame and removes, bear and drive protruding prick and advance lithium cell upper end shell, bear and move down and make lithium cell bottom shell discharge the waste liquid under the effect of weeping awl, biax motor transmission threaded rod rotates, the threaded rod drives the slider and removes, the slider drives the fixture block and removes, the fixture block drives protruding prick and advances lithium cell housing lateral wall, outside aspirator is collected toxic gas through first breathing pipe and second breathing pipe, the advantage of operation safety has.

Description

Lithium battery pressure relief device

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell pressure relief device.

Background

Lithium batteries, which are batteries using non-aqueous electrolyte solution and using lithium metal or lithium alloy as negative electrode material, were proposed and studied in the 20 th century 70 s, because the chemical properties of lithium metal are very active, the lithium metal has very high requirements for processing, storage and use, and the environment is very high, so the lithium batteries have not been used for a long time, with the development of scientific technology, the lithium batteries have become mainstream now, and the lithium batteries can be roughly divided into two types: lithium metal batteries and lithium ion batteries, which do not contain lithium in the metallic state and are rechargeable.

The short circuit can appear in the lithium cell when improper use usually, overcharge, cross the circumstances such as preventing, cause the electric current out of control, thereby make the battery temperature rise, when the temperature rose to a take the altitude, the inside material of battery can decompose like electrolyte, produce gas, along with gaseous pressure rising, the inflation can appear in the battery shell, old and useless lithium cell recovery unit can produce harmful gas when retrieving the lithium cell, and need the manual work to disassemble old and useless battery, but old and useless lithium cell recovery unit does not have harmful gas processing apparatus, then harmful gas can cause the injury and can the polluted environment to operating personnel.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lithium cell pressure relief device has solved the problem of mentioning in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a lithium battery pressure relief device comprises a placing groove, wherein three leakage cones are connected to the bottom wall array in the placing groove, a supporting rod is fixedly connected to the upper surface of the rear end of the placing groove, a movable sleeve is sleeved on the outer surface of the supporting rod, hydraulic rods are arranged on two sides of the supporting rod and on the outer surface of the movable sleeve, the bottom end of each hydraulic rod is fixedly connected to the upper surface of the placing groove, a fixed block is fixedly connected to the front end of the movable sleeve, a bearing frame is fixedly connected to one end, away from the movable sleeve, of the fixed block, a double-shaft motor is arranged above the upper surface of the fixed block, a power gear is sleeved on an output shaft of the double-shaft motor, a transmission gear is meshed with outer teeth of the power gear, a threaded rod is inserted into the transmission gear, the top end of the air suction cover is connected with a first air suction pipe in a through mode, the bottom end of the bearing frame is located below the double-shaft motor and fixedly connected with protruding spines, the bottom wall of the bearing frame is located between the protruding spines and provided with an air suction groove, the air suction groove is communicated with the inside of the bearing frame, one end of the bearing frame close to the supporting rod is located on the outer surface of the air suction groove and provided with a second air suction pipe, and the.

Preferably, the leakage cone is internally provided with a leakage groove, and the bottom wall of the placing groove is positioned at the leakage cone and provided with a liquid discharge groove.

Preferably, the movable sleeve and the support rod form a sliding connection, a limiting block is arranged at the top end of the support rod, and the length of the bearing frame is consistent with that of the placement groove.

Preferably, the fixed block is located the biax motor position and has seted up the fixed slot, and biax motor output shaft surface cover machine has the support frame and bears the fixed surface of frame and be connected.

Preferably, the bearing frame is located at the position of the sliding block and provided with a guide rail, the sliding block and the guide rail are connected in a sliding mode, the threaded rod and the sliding block are connected in a rotating mode, and the outer surface of the threaded rod is located on the outer surface of the guide rail and is sleeved with the fixed lantern ring.

Preferably, the clamping block is arranged in a 7 shape, the air suction groove is arranged in the bearing frame in a 7 shape, and one end, far away from the air suction groove, of the second air suction pipe penetrates through the fixing block and is connected with an external air suction machine.

(III) advantageous effects

The utility model provides a lithium cell pressure relief device. The method has the following beneficial effects:

1. this lithium battery pressure relief device is when using, puts into the standing groove with the lithium cell in, and the hydraulic stem drives the movable sleeve and removes under the effect of bracing piece, and the movable sleeve drives the fixed block and removes, and the fixed block drives and bears the frame and remove, bears the frame and moves down and make the lithium cell bottom shell discharge the waste liquid under the effect of weeping awl, has the advantage of the discharge waste liquid of being convenient for.

2. This lithium cell pressure relief device is when using, bear the frame and drive protruding prick and advance lithium cell upper end shell, the biax motor drives power gear and rotates, power gear drives drive gear and rotates, drive gear drives the threaded rod and rotates, the threaded rod drives the slider and removes, the slider drives the fixture block and removes, the fixture block drives protruding prick and advances lithium cell shell lateral wall, outside aspirator machine collects toxic gas through first breathing pipe and second breathing pipe, the problem of the artifical toxic gas of inhaling of disassembling easy to old and useless battery has been solved, the advantage of waste gas collection has.

Drawings

FIG. 1 is an orthographic three-axis mapping of the structure of the present invention;

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

FIG. 3 is a schematic view of the suction cover of the present invention;

FIG. 4 is a schematic view of the suction groove of the present invention;

fig. 5 is a schematic view of the first air suction pipe of the present invention.

The device comprises a placing groove 1, a liquid leakage cone 2, a supporting rod 3, a movable sleeve 4, a hydraulic rod 5, a fixing block 6, a bearing frame 7, a double-shaft motor 8, a power gear 9, a transmission gear 10, a threaded rod 11, a sliding block 12, a clamping block 13, a convex thorn 14, an air suction cover 15, a first air suction pipe 16, an air suction groove 17 and a second air suction pipe 18.

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.

The embodiment of the utility model provides a lithium battery pressure relief device, as shown in figures 1-5, comprising a placement groove 1, wherein the bottom wall array in the placement groove 1 is connected with three leakage cones 2, the leakage cones 2 are internally provided with leakage grooves, the bottom wall of the placement groove 1 is provided with a leakage groove at the position of the leakage cone 2 for facilitating the discharge of waste liquid, the upper surface at the rear end of the placement groove 1 is fixedly connected with a support rod 3, the outer surface of the support rod 3 is sleeved with a movable sleeve 4, the movable sleeve 4 is in sliding connection with the support rod 3, the top end of the support rod 3 is provided with a limit block for limiting the moving range of the movable sleeve 4, the outer surface of the movable sleeve 4 is provided with hydraulic rods 5 at two sides of the support rod 3, the bottom end of the hydraulic rod 5 is fixedly connected with the upper surface of the placement groove 1, the front, the length of the bearing frame 7 is consistent with that of the placing groove 1, the lithium battery is convenient to process, the lithium battery is placed in the placing groove 1, the hydraulic rod 5 drives the movable sleeve 4 to move under the action of the support rod 3, the movable sleeve 4 drives the fixed block 6 to move, the fixed block 6 drives the bearing frame 7 to move, the bearing frame 7 drives the convex spines 14 to prick into the upper end shell of the lithium battery, the bearing frame 7 moves downwards to enable the bottom shell of the lithium battery to discharge waste liquid under the action of the liquid leakage cone 2, the upper surface of the fixed block 6 is provided with the double-shaft motor 8 above the bearing frame 7, the fixed block 6 is provided with a fixed groove at the position of the double-shaft motor 8, the outer surface sleeve machine of the output shaft of the double-shaft motor 8 is provided with a support frame fixedly connected with the upper surface of the bearing frame 7, the outer surface of a threaded rod 11 is sleeved with a sliding block 12, a bearing frame 7 is provided with a guide rail at the position of the sliding block 12 and plays a role in guiding and limiting the sliding block 12, the sliding block 12 and the guide rail form a sliding connection, the threaded rod 11 and the sliding block 12 form a rotating connection, the outer surface of the threaded rod 11 is provided with a fixed lantern ring at the outer surface of the guide rail and increases the structural stability, the bottom end of the sliding block 12 is fixedly connected with a clamping block 13, the clamping block 13 is arranged in a 7 shape, one end of the clamping block 13, which is close to a double-shaft motor 8, is fixedly connected with a convex thorn 14, the side wall of the clamping block 13 is provided with air suction covers 15 at two sides of the convex thorn 14, the top end of each air suction cover 15 is connected with a first air suction pipe 16 in a penetrating manner, the bottom end of the bearing frame 7 is fixedly connected, first breathing pipe 16 and second breathing pipe 18 through connection, the suction groove 17 is located and is "7" style of calligraphy setting inside bearing frame 7, second breathing pipe 18 keeps away from suction groove 17 one end and link up fixed block 6 and be connected with outside aspirator, double-shaft motor 8 drives power gear 9 and rotates, power gear 9 drives drive gear 10 and rotates, drive gear 10 drives threaded rod 11 and rotates, threaded rod 11 drives slider 12 and removes, slider 12 drives fixture block 13 and removes, fixture block 13 drives spur 14 and pricks into the lithium cell housing lateral wall, outside aspirator collects the toxic gas through first breathing pipe 16 and second breathing pipe 18.

The working principle is as follows:

this lithium battery pressure relief device is when using, put into standing groove 1 with the lithium cell in, hydraulic stem 5 drives movable sleeve 4 and removes under the effect of bracing piece 3, movable sleeve 4 drives fixed block 6 and removes, fixed block 6 drives bears 7 and removes, bear 7 and drive protruding thorn 14 and prick into lithium cell upper end shell, bear 7 and move down and make lithium cell bottom shell discharge the waste liquid under the effect of weeping awl 2, double-shaft motor 8 drives power gear 9 and rotates, power gear 9 drives drive gear 10 and rotates, drive gear 10 drives threaded rod 11 and rotates, threaded rod 11 drives slider 12 and removes, slider 12 drives fixture block 13 and removes, fixture block 13 drives protruding thorn 14 and pricks into the lithium cell shell lateral wall, outside aspirator is through first breathing pipe 16 and second breathing pipe 18 and collects poisonous gas.

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 pressure relief device, includes standing groove (1), its characterized in that: the liquid leakage detection device is characterized in that three liquid leakage cones (2) are connected to the inner bottom wall of the placing groove (1) in an array mode, a supporting rod (3) is fixedly connected to the upper surface of the rear end of the placing groove (1), a movable sleeve (4) is sleeved on the outer surface of the supporting rod (3), hydraulic rods (5) are arranged on the outer surface of the movable sleeve (4) and located on two sides of the supporting rod (3), the bottom end of each hydraulic rod (5) is fixedly connected to the upper surface of the placing groove (1), a fixed block (6) is fixedly connected to the front end of the movable sleeve (4), one end, far away from the movable sleeve (4), of each fixed block (6) is fixedly connected with a bearing frame (7), a double-shaft motor (8) is arranged on the upper surface of each fixed block (6) and;

the transmission gear (10) is internally inserted with a threaded rod (11), a sliding block (12) is sleeved on the outer surface of the threaded rod (11), a clamping block (13) is fixedly connected to the bottom end of the sliding block (12), the clamping block (13) is close to a protruding thorn (14) fixedly connected to one end of a double-shaft motor (8), a suction cover (15) is arranged on each of two sides of the protruding thorn (14) on the side wall of the clamping block (13), a first suction pipe (16) is connected to the top end of the suction cover (15) in a penetrating mode, the bottom end of a bearing frame (7) is located below the double-shaft motor (8) and fixedly connected to the protruding thorn (14), a suction groove (17) is formed in the position, between the protruding thorn (14), the suction groove (17) penetrates through the inside of the bearing frame (7), a second suction pipe (18) is arranged on the outer surface, close to one end of.

2. The lithium battery pressure relief device of claim 1, wherein: the liquid leakage groove is formed in the liquid leakage cone (2), and the liquid leakage groove is formed in the position, located on the liquid leakage cone (2), of the bottom wall of the placing groove (1).

3. The lithium battery pressure relief device of claim 1, wherein: the movable sleeve (4) and the support rod (3) form a sliding connection, a limiting block is arranged at the top end of the support rod (3), and the length of the bearing frame (7) is consistent with that of the placing groove (1).

4. The lithium battery pressure relief device of claim 1, wherein: the fixed block (6) is positioned at the position of the double-shaft motor (8) and is provided with a fixed groove, and the outer surface of an output shaft of the double-shaft motor (8) is sleeved with a support frame which is fixedly connected with the upper surface of the bearing frame (7).

5. The lithium battery pressure relief device of claim 1, wherein: the bearing frame (7) is located at the position of the sliding block (12) and is provided with a guide rail, the sliding block (12) and the guide rail form a sliding connection, the threaded rod (11) and the sliding block (12) form a rotating connection, and the outer surface of the threaded rod (11) is located on the outer surface of the guide rail and is sleeved with a fixed lantern ring.

6. The lithium battery pressure relief device of claim 1, wherein: the clamping block (13) is arranged in a 7-shaped mode, the air suction groove (17) is arranged in the bearing frame (7) in a 7-shaped mode, and one end, far away from the air suction groove (17), of the second air suction pipe (18) penetrates through the fixing block (6) and is connected with an external air suction machine.