CN115000649B - Be used for lithium cell production to use electrolyte injection device - Google Patents
Be used for lithium cell production to use electrolyte injection device Download PDFInfo
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- CN115000649B CN115000649B CN202210936634.2A CN202210936634A CN115000649B CN 115000649 B CN115000649 B CN 115000649B CN 202210936634 A CN202210936634 A CN 202210936634A CN 115000649 B CN115000649 B CN 115000649B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/668—Means for preventing spilling of liquid or electrolyte, e.g. when the battery is tilted or turned over
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
- H01M50/627—Filling ports
- H01M50/636—Closing or sealing filling ports, e.g. using lids
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The invention discloses an electrolyte injection device for lithium battery production, which comprises a supporting table, an expansion bracket and a battery main body, wherein one end of the expansion bracket is fixedly connected with the supporting table, the other end of the expansion bracket is provided with a shunt pipe for shunting, a shunt device is arranged in the shunt pipe, one end of the shunt pipe, which is far away from the expansion bracket, is provided with an electrolyte injection device for injecting electrolyte, and the electrolyte injection device and the battery main body are coaxially arranged on the same vertical plane. According to the invention, the clamping block and the clamping plate are arranged, after liquid injection is finished, the second expansion plate moves in the process of upward movement of the clamping block, and the liquid injection pipe is sealed, so that the phenomenon that electrolyte above the clamping block flows into the space between the electrode plates in the process of rising of the liquid injection device, the electrolyte overflows, and the electrolyte is wasted is avoided. The second expansion plate is closed in the upward movement process of the clamping block, so that the air tightness of the device is increased, and the chemical stability of residual liquid in the liquid injection pipe is ensured.
Description
Technical Field
The invention relates to the technical field of lithium battery production, in particular to an electrolyte injection device for lithium battery production.
Background
Currently, 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. Lithium battery electrolytes are the carrier of ion transport in batteries and generally consist of a lithium salt and an organic solvent. The electrolyte plays a role in conducting ions between the positive electrode and the negative electrode of the lithium battery, and is a guarantee for the lithium battery to obtain the advantages of high voltage, high specific energy and the like. At present, the existing injection equipment generally injects electrolyte between a positive plate and a negative plate in the use process, a diaphragm is generally placed between the two electrode plates in an electrolyte injection device of a lithium battery, so that the two electrodes are prevented from being short-circuited due to contact, wherein a direct liquid injection mode is generally adopted in the liquid injection process, so that bubbles are easily generated on the positive plate and the negative plate, and if the bubbles are not removed in time, the reaction rate of the battery is reduced and potential safety hazards are generated in the use of the battery; meanwhile, the electrolyte is injected into the container, so that the electrolyte overflows.
Therefore, the electrolyte injection device for lithium battery production is designed.
Disclosure of Invention
The invention aims to solve the problems that air bubbles are generated on positive and negative plates and electrolyte overflows in the electrolyte in the prior art, and provides an electrolyte injection device for lithium battery production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an electrolyte injection device for lithium cell production, includes brace table, expansion bracket and battery main body, expansion bracket one end and brace table fixed connection, and the expansion bracket other end is provided with the shunt tubes that is used for the reposition of redundant personnel, and is provided with diverging device in the shunt tubes, the shunt tubes are kept away from expansion bracket one end and are provided with the priming device that is used for annotating the liquid, and the coaxial setting of priming device and battery main body is on same vertical face, battery main body includes positive electrode, negative electrode and is located the film between positive electrode and the negative electrode.
Preferably, diverging device includes that fixed connection runs through motor, the fixed connection of shunt tubes lateral wall at shunt tubes lateral wall and output and the connecting rod that is the fixed axle of shunt tubes inner wall and is the setting of Z shape, connecting rod one end and motor output fixed connection, and the connecting rod other end is connected with the baffle, be provided with the notch with connecting rod sliding connection on the baffle, the baffle passes through the fixed axle and rotates the connection, the weeping hole that is used for the weeping is offered to shunt tubes bottom symmetry.
Preferably, priming device sets up the notes liquid pipe in the shunt tubes bottom including the symmetry, and annotates the liquid pipe and pass through weeping hole and shunt tubes intercommunication, and is a plurality of annotate the liquid pipe opposite face and all be provided with the splint that are used for the centre gripping film, and splint through a plurality of fifth springs with annotate the liquid union coupling, it is a plurality of annotate the liquid pipe looks back and all be provided with the gas storage storehouse that is used for the gas storage.
Preferably, the gas storage bin runs through and annotates the liquid pipe lateral wall and annotate the inside intercommunication of liquid pipe, the gas storage bin is surrounded by a plurality of third expansion plates all around and is arranged and constitute, and passes through fourth spring coupling with the opposite face of annotating the liquid pipe level setting in the gas storage bin.
Preferably, priming device still including set up at notes liquid intraductal sliding connection's clamp splice and fixed plate of fixed connection in annotating liquid bottom of the pipe, all be provided with the liquid outlet on fixed plate and the clamp splice, and the clamp splice slides in the liquid outlet of fixed plate.
Preferably, the clamp splice is including being the first dog that T shape set up, and the liquid outlet runs through to set up on first dog, the cavity has been seted up to first dog one side, and is provided with first take-up in the cavity, the notch has been seted up to the cavity lateral wall, and runs through in the notch and slide and have first slider, first slider bottom and cavity bottom are through first spring coupling, and just first slider stretches into the cavity end and is provided with first nylon rope, cavity lateral wall top runs through and is provided with hollow bottomless first expansion plate, first nylon rope winding is on first take-up, and the top of first take-up and first expansion plate is passed through the second nylon rope and is connected.
Preferably, the fixed plate inner wall is provided with the notch, and runs through the slip in the notch and have the second slider, the cavity has been seted up on the fixed plate, and the second slider passes through the third spring and is connected with the cavity top, cavity lateral wall bottom runs through and is provided with the hollow bottomless second expansion plate, and is provided with the second take-up bottom the cavity, the bottom and the second take-up of second slider pass through the third nylon rope and are connected, and the second take-up passes through the fourth nylon rope with the top of second expansion plate and is connected.
Preferably, first take-up and second take-up are the same structure, all are provided with the axis of rotation in first take-up and the second take-up, and axis of rotation and clamp splice in the first take-up rotate to be connected, axis of rotation and fixed plate in the second take-up rotate to be connected, the fixed second wire winding ring that is provided with in the axis of rotation, and the lateral wall of axis of rotation rotates and is connected with first wire winding ring, first wire winding ring passes through the clockwork with the axis of rotation lateral wall and is connected, the clockwork both ends respectively with first wire winding ring and axis of rotation fixed connection, first wire winding ring and second wire winding ring on the first take-up are connected with first nylon rope and second nylon rope respectively, first wire winding ring and second wire winding ring on the second take-up are connected with third nylon rope and fourth nylon rope respectively.
The invention has the beneficial effects that:
1. according to the invention, the clamping block and the clamping plate are arranged, after liquid injection is finished, the second expansion plate moves in the process of upward movement of the clamping block, and the liquid injection pipe is sealed, so that the phenomenon that electrolyte above the clamping block flows into the space between the electrode plates in the process of ascending of the liquid injection device, the electrolyte overflows, and the electrolyte is wasted is avoided. The second expansion plate is closed in the upward movement process of the clamping block, so that the air tightness of the device is improved, and the chemical stability of residual liquid in the liquid injection pipe is ensured.
2. The invention adopts the shunting device consisting of the motor, the fixed shaft fixedly connected to the inner wall of the shunting pipe and the connecting rod arranged in a Z shape, can realize the alternate outflow of electrolyte in the liquid leakage holes at two sides through the uniform deflection of the baffle plate, thereby realizing the asynchronous injection of the liquid injection pipes at two sides, realizes the vibration of the film through the asynchronous injection of the liquid injection pipes at two sides of the film, eliminates bubbles on the opposite surfaces of the positive electrode and the negative electrode through the vibration of the film, avoids the generation of bubbles on the positive electrode and the negative electrode, thereby influencing the reaction, and further improves the reaction rate.
Drawings
Fig. 1 is a schematic structural diagram of an electrolyte injection device for lithium battery production according to the present invention;
fig. 2 is a schematic cross-sectional structural view of an injection device for injecting electrolyte for lithium battery production according to the present invention;
FIG. 3 is a schematic cross-sectional side view of an electrolyte injection device for lithium battery production according to the present invention;
fig. 4 is a schematic structural diagram of an injection pipe of an electrolyte injection device for lithium battery production according to the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 6 is a schematic structural diagram of a clamping block of an electrolyte injection device for lithium battery production according to the present invention;
FIG. 7 is a schematic view of the structure at B in FIG. 4;
FIG. 8 is a schematic view of the structure at C in FIG. 4;
fig. 9 is a schematic structural diagram of a winding device used in an electrolyte injection device for lithium battery production according to the present invention.
In the figure: 1 supporting table, 2 telescopic frames, 3 shunt tubes, 31 connecting rods, 32 baffles, 33 fixing shafts, 34 motors, 4 liquid injection devices, 41 liquid injection tubes, 42 clamping blocks, 421 first stoppers, 422 first sliding blocks, 423 first springs, 424 first nylon ropes, 425 first wire take-up devices, 426 first telescopic plates, 427 second nylon ropes, 43 fixing plates, 431 second telescopic plates, 432 third nylon ropes, 433 second sliding blocks, 434 third springs, 435 second wire take-up devices, 436 fourth nylon ropes, 44 gas storage bins, 441 third telescopic plates, 442 fourth springs, 45 fifth springs, 46 clamping plates, 5 battery bodies, 51 positive electrodes, 52 negative electrodes, 53 membranes, 6 liquid leakage holes, 7 first winding rings, 8 clockwork springs, 9 rotating shafts and 10 second winding rings.
Detailed Description
Referring to fig. 1-9, an electrolyte injection device for lithium battery production comprises a supporting table 1, an expansion bracket 2 and a battery main body 5, wherein one end of the expansion bracket 2 is fixedly connected with the supporting table 1, the other end of the expansion bracket 2 is provided with a shunt pipe 3 for shunting, and a shunt device is arranged in the shunt pipe 3, a liquid inlet pipe is arranged in the shunt pipe 3 and is used for introducing electrolyte into a liquid injection device 4, the technology is not explained in detail for the prior art, one end of the shunt pipe 3, which is far away from the expansion bracket 2, is provided with a liquid injection device 4 for injecting liquid, the liquid injection device 4 and the battery main body 5 are coaxially arranged on the same vertical plane, and the battery main body 5 comprises a positive electrode 51, a negative electrode 52 and a thin film 53 positioned between the positive electrode 51 and the negative electrode 52.
The shunting device comprises a motor 34 fixedly connected to the outer side wall of the shunting pipe 3, an output end of the motor 34 penetrates through the side wall of the shunting pipe 3, a fixed shaft 33 fixedly connected to the inner wall of the shunting pipe 3 and a connecting rod 31 arranged in a Z shape, one end of the connecting rod 31 is fixedly connected with the output end of the motor 34, the other end of the connecting rod 31 is connected with a baffle plate 32, a notch in sliding connection with the connecting rod 31 is formed in the baffle plate 32, the baffle plate 32 is rotatably connected through the fixed shaft 33, liquid leakage holes 6 for liquid leakage are symmetrically formed in the bottom of the shunting pipe 3, the motor 34 can drive the connecting rod 31 to rotate when rotating, and the baffle plate 32 can be driven to rotate due to the fact that the baffle plate 32 is rotatably connected with the fixed shaft 33 which is fixedly connected; at the same time, the connecting rod 31 is connected with the notch on the baffle 32 in a sliding way, so that the baffle 32 can swing instead of rotating. Through the swing of baffle 32, electrolyte flows in from the baffle 32 right side when baffle 32 swings to the leftmost side, and electrolyte is discharged from weep hole 6 on shunt tubes 3 right side this moment, and electrolyte flows in from baffle 32 left side when baffle 32 swings to the rightmost side, and electrolyte is discharged from weep hole 6 on shunt tubes 3 left side this moment, can realize flowing out in turn at both sides weep hole 6 through the uniform velocity deflection of baffle 32 to realize the asynchronous injection of liquid pipe 41 is annotated to both sides. The vibration of the film 53 is realized through the asynchronous injection of the liquid injection pipes 41 on the two sides of the film 53, and the air bubbles on the opposite surfaces of the positive electrode 51 and the negative electrode 52 are eliminated through the vibration of the film 53, so that the generation of the air bubbles on the positive electrode 51 and the negative electrode 52 is avoided, the reaction is influenced, and the reaction rate is improved.
Priming device 4 sets up notes liquid pipe 41 at shunt tubes 3 bottom including the symmetry, and annotate liquid pipe 41 and communicate with shunt tubes 3 through weeping hole 6, a plurality of notes liquid pipe 41 opposite faces all are provided with the splint 46 that are used for centre gripping film 53, and splint 46 is connected with annotating liquid pipe 41 through a plurality of fifth springs 45, wherein splint 46 bottom is provided with the hypotenuse, the purpose that sets up like this is at the in-process of downstream when priming device 4, the relative splint 46 that sets up carry out the centre gripping with film 53, avoid annotating the in-process injection rate of liquid too fast, lead to film 53 because of the too big damage of impact that receives, simultaneously drive splint 46 upward movement at the in-process of priming device 4 upward movement when annotating the liquid and accomplish, a plurality of notes liquid pipe 41 looks backs all are provided with the gas storage bin 44 that is used for the gas storage.
The gas storage bin 44 penetrates through the side wall of the liquid injection pipe 41 and is communicated with the inside of the liquid injection pipe 41, the gas storage bin 44 is formed by surrounding and arranging a plurality of third telescopic plates 441 on the periphery, the purpose of forming by the third telescopic plates 441 is that the gas storage bin 44 stores gas completely, the internal volume of the gas storage bin 44 is increased, the electrode is filled with electrolyte, electrolyte is injected at the moment, the electrode is tightly attached to the liquid injection pipe 41, the liquid injection pipe 41 can rise along with the rise of the liquid level of the electrolyte when the electrolyte enters, the opposite surface of the gas storage bin 44, which is horizontally arranged with the liquid injection pipe 41, is connected with the fourth spring 442, the kinetic energy generated when the fourth spring 442 is released and stretched when the electrolyte stops being injected is reset, and air of the gas storage bin 44 is extruded into the liquid injection pipe 41.
Priming device 4 is still including setting up at notes liquid pipe 41 sliding connection's clamp splice 42 and fixed plate 43 of fixed connection in annotating liquid pipe 41 bottom, all be provided with the liquid outlet on fixed plate 43 and the clamp splice 42, and clamp splice 42 slides in the liquid outlet of fixed plate 43, set up like this when clamp splice 42 glides downwards to the least, clamp splice 42 just in time can cover the through hole of gas storage bin 44, avoid the gas reflux in the in-process gas storage bin 44 that injects into at electrolyte, lead to clamp splice 42 to take place the rebound.
The clamping block 42 comprises a first stop block 421 arranged in a T shape, a liquid outlet penetrates through the first stop block 421, a cavity is formed in one side of the first stop block 421, a first wire take-up device 425 is arranged in the cavity, a notch is formed in the side wall of the cavity, a first sliding block 422 penetrates through the notch and slides, the bottom of the first sliding block 422 is connected with the bottom of the cavity through a first spring 423, a first nylon rope 424 is arranged at the end, extending into the cavity, of the first sliding block 422, a hollow bottomless first expansion plate 426 penetrates through the top of the side wall of the cavity, the first nylon rope 424 is wound on the first wire take-up device 425, the first wire take-up device 425 is connected with the top of the first expansion plate 426 through a second nylon rope 427, the electrolyte can flow out from a water outlet of the clamping block 42 when the clamping block 42 is pushed by the electrolyte in the downward movement process, the first expansion plate 426 can be contracted through the first wire take-up device 425 in the upward movement process after the pressure is applied to the clamping block 42, the electrolyte can flow out above the first expansion plate 426, and the electrolyte overflow device is prevented from flowing into the clamping block 42 and flowing into the upper side in the upward movement process, and the lifting process.
The inner wall of the fixed plate 43 is provided with a notch, a second sliding block 433 slides in the notch in a penetrating manner, a cavity is formed in the fixed plate 43, the second sliding block 433 is connected with the top of the cavity through a third spring 434, the bottom of the side wall of the cavity is provided with a hollow bottomless second expansion plate 431 in a penetrating manner, the bottom of the cavity is provided with a second take-up device 435, the bottom of the second sliding block 433 is connected with the second take-up device 435 through a third nylon rope 432, and the second take-up device 435 is connected with the top of the second expansion plate 431 through a fourth nylon rope 436.
The first take-up device 425 and the second take-up device 435 are of the same structure, a rotating shaft 9 is arranged in each of the first take-up device 425 and the second take-up device 435, the rotating shaft 9 in the first take-up device 425 is rotatably connected with the clamping block 42, the rotating shaft 9 in the second take-up device 435 is rotatably connected with the fixing plate 43, a second winding ring 10 is fixedly arranged on the rotating shaft 9, the outer side wall of the rotating shaft 9 is rotatably connected with a first winding ring 7, the first winding ring 7 is connected with the side wall of the rotating shaft 9 through a clockwork spring 8, two ends of the clockwork spring 8 are respectively fixedly connected with the first winding ring 7 and the rotating shaft 9, the first winding ring 7 and the second winding ring 10 on the first take-up device 425 are respectively connected with a first nylon rope 424 and a second nylon rope 427, the first winding ring 7 and the second winding ring 10 on the second take-up device 435 are respectively connected with a third nylon rope 432 and a fourth nylon rope 436, the purpose that sets up like this is that clockwork spring 8 drives axis of rotation 9 and rotates when the pulling force that first wire winding ring 7 received diminishes, second wire winding ring 10 carries out wire-wound operation simultaneously, realize that tensile operation drives the sliding plate and open, when the pulling force that first wire winding ring 7 received increases, clockwork spring 8 contracts, drive axis of rotation 9 and rotate, second wire winding ring 10 carries out the operation of unwrapping wire simultaneously, wherein the sliding plate reduces at the in-process inner space of shrink, the pressure increase, when the pressure of sliding plate pulling force need resume initial condition, the increase of sliding plate inner space realizes reseing, it only can annotate the liquid operation when clamp splice 42 moves to fixed plate 43 bottom just to set up like this, avoid annotating liquid in the in-process of priming device 4 downstream, lead to the production of a large amount of bubbles.
The working principle of the invention is as follows: when needing to carry out the injection of electrolyte, place notes liquid pipe 41 of shunt tubes 3 bottom respectively between different electrodes and film 53, priming device 4 is at the in-process of downstream, the splint 46 of relative setting carries out the centre gripping with film 53, priming device 4 moves to the end after, start the feed liquor pipe, in the in-process of downstream when clamp splice 42 receives the promotion of electrolyte, the air between clamp splice 42 and the fixed plate 43 gets into in the gas storage tank 44, the inside increase of volume in gas storage tank 44, fill between the electrode, inject electrolyte this moment, because closely laminating between electrode and the notes liquid pipe 41, so when electrolyte enter into notes liquid pipe 41 and can rise along with the rising of electrolyte liquid level together. The motor 34 is started, the alternate outflow of the liquid leakage holes 6 at the two sides can be realized through the uniform-speed deflection of the baffle 32, so that the asynchronous injection of the liquid injection pipes 41 at the two sides is realized, the vibration of the film 53 is realized through the asynchronous injection of the liquid injection pipes 41 at the two sides of the film 53, bubbles on opposite surfaces of the positive electrode 51 and the negative electrode 52 are eliminated through the vibration of the film 53, after the liquid injection is completed and the liquid injection pipes are closed, the first expansion plate 426 is closed in the upward movement process of the clamping block 42, the phenomenon that the electrolyte of the liquid injection device 4 above the clamping block 42 flows into the space between the electrode plates in the lifting process to cause the overflow of the electrolyte and the waste of the electrolyte is avoided, and the second expansion plate 431 is closed in the upward movement process of the clamping block 42 after the liquid injection is completed, so that the air tightness of the device is increased, and the chemical stability of residual liquid in the liquid injection pipes 41 is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a be used for lithium cell production to use electrolyte injection device, is including brace table (1), expansion bracket (2) and battery main part (5), a serial communication port, expansion bracket (2) one end and brace table (1) fixed connection, and expansion bracket (2) other end is provided with shunt tubes (3) that are used for the reposition of redundant personnel, and be provided with diverging device in shunt tubes (3), diverging device includes fixed connection motor (34) that shunt tubes (3) lateral wall were run through to shunt tubes (3) lateral wall and output, fixed connection at fixed axle (33) of shunt tubes (3) inner wall and connecting rod (31) that are Z shape and set up, connecting rod (31) one end and motor (34) output end fixed connection, and connecting rod (31) other end are connected with baffle (32), be provided with the notch with connecting rod (31) sliding connection on baffle (32), baffle (32) rotate through fixed axle (33) and connect, the weeping hole (6) that are used for the weeping are seted up to shunt tubes (3) bottom symmetry, shunt tubes (3) keep away from expansion bracket (2) one end and are provided with priming device (4) that are used for positive electrode priming device (4), and coaxial setting of priming device (4) and battery main part (5) are located same negative electrode (51) and vertical battery main part (5) including positive electrode (51) and positive electrode (52) and vertical battery main part (52) including positive electrode (52) and vertical battery main part (52) and positive electrode (52) are located to shunt tubes (51) including positive electrode (52) and vertical battery main part (52) including fixed connection (52) to shunt tubes (3) to be located ) Film (53) between, priming device (4) sets up notes liquid pipe (41) in shunt tubes (3) bottom including the symmetry, and annotates liquid pipe (41) and communicate with shunt tubes (3) through weeping hole (6), and is a plurality of annotate liquid pipe (41) opposite face and all be provided with splint (46) that are used for centre gripping film (53), and splint (46) are connected with notes liquid pipe (41) through a plurality of fifth springs (45), and are a plurality of annotate liquid pipe (41) looks back and all be provided with gas storage storehouse (44) that are used for the gas storage, priming device (4) are still including setting up at the fixed plate (43) of annotating liquid pipe (41) sliding connection's clamp splice (42) and fixed connection in annotating liquid pipe (41) bottom, all be provided with the liquid outlet on fixed plate (43) and clamp splice (42), and clamp splice (42) slide in the liquid outlet of fixed plate (43).
2. The electrolyte injection device for lithium battery production as recited in claim 1, wherein the gas storage bin (44) penetrates through the side wall of the liquid injection pipe (41) and is communicated with the interior of the liquid injection pipe (41), the periphery of the gas storage bin (44) is formed by a plurality of third expansion plates (441) in a surrounding arrangement, and the opposite surface of the gas storage bin (44) horizontally arranged with the liquid injection pipe (41) is connected through a fourth spring (442).
3. The electrolyte injection device for lithium battery production as recited in claim 1, wherein the clamping block (42) comprises a first stopper (421) arranged in a T shape, a liquid outlet penetrates through the first stopper (421), a cavity is formed in one side of the first stopper (421), a first wire take-up device (425) is arranged in the cavity, a notch is formed in a side wall of the cavity, a first sliding block (422) slides in the notch in a penetrating manner, the bottom of the first sliding block (422) is connected with the bottom of the cavity through a first spring (423), a first nylon rope (424) is arranged at the end, extending into the cavity, of the first sliding block (422), a hollow bottomless first expansion plate (426) is arranged at the top of the side wall of the cavity in a penetrating manner, the first nylon rope (424) is wound on the first wire take-up device (425), and the first wire take-up device (425) is connected with the top of the first expansion plate (426) through a second nylon rope (427).
4. The electrolyte injection device for lithium battery production as claimed in claim 3, wherein the inner wall of the fixed plate (43) is provided with a notch, a second slider (433) slides in the notch in a penetrating manner, the fixed plate (43) is provided with a cavity, the second slider (433) is connected with the top of the cavity through a third spring (434), the bottom of the sidewall of the cavity is provided with a hollow bottomless second expansion plate (431) in a penetrating manner, the bottom of the cavity is provided with a second take-up device (435), the bottom of the second slider (433) is connected with the second take-up device (435) through a third nylon rope (432), and the second take-up device (435) is connected with the top of the second expansion plate (431) through a fourth nylon rope (436).
5. The electrolyte injection device for lithium battery production according to claim 4, wherein the first winding device (425) and the second winding device (435) have the same structure, a rotating shaft (9) is arranged in each of the first winding device (425) and the second winding device (435), the rotating shaft (9) in the first winding device (425) is rotatably connected with the clamping block (42), the rotating shaft (9) in the second winding device (435) is rotatably connected with the fixing plate (43), a second winding ring (10) is fixedly arranged on the rotating shaft (9), the outer side wall of the rotating shaft (9) is rotatably connected with the first winding ring (7), the first winding ring (7) is connected with the side wall of the rotating shaft (9) through a clockwork spring (8), two ends of the clockwork spring (8) are fixedly connected with the first winding ring (7) and the rotating shaft (9), the first winding ring (7) and the second winding ring (10) on the first winding device (425) are respectively connected with the first winding rope (435) and the second winding ring (432) on the second winding device (436).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936634.2A CN115000649B (en) | 2022-08-05 | 2022-08-05 | Be used for lithium cell production to use electrolyte injection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936634.2A CN115000649B (en) | 2022-08-05 | 2022-08-05 | Be used for lithium cell production to use electrolyte injection device |
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| CN115000649A CN115000649A (en) | 2022-09-02 |
| CN115000649B true CN115000649B (en) | 2022-10-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3039747B2 (en) * | 1994-01-28 | 2000-05-08 | 株式会社ユアサコーポレーション | Method and device for injecting electrolyte for storage battery |
| CN206332103U (en) * | 2016-11-11 | 2017-07-14 | 骆驼集团新能源电池有限公司 | A kind of priming device of lithium ion battery |
| CN209880412U (en) * | 2019-07-09 | 2019-12-31 | 南昌工程学院 | Injection device for dye-sensitized solar cell electrolyte |
| CN113497312A (en) * | 2021-06-01 | 2021-10-12 | 天津力神电池股份有限公司 | Square battery liquid injection and exhaust device and application |
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