CN214672897U - Controllable lithium cell electrolyte injection device of dose - Google Patents
Controllable lithium cell electrolyte injection device of dose Download PDFInfo
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- CN214672897U CN214672897U CN202121007608.9U CN202121007608U CN214672897U CN 214672897 U CN214672897 U CN 214672897U CN 202121007608 U CN202121007608 U CN 202121007608U CN 214672897 U CN214672897 U CN 214672897U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a controllable lithium cell electrolyte injection device of dose, the on-line screen storage device comprises a base, connecting rod fixedly connected with fixed plate is passed through to the roof bottom, fixed plate bottom fixedly connected with injection syringe, swing joint has the piston in the injection syringe, piston upper end fixedly connected with sleeve, sleeve female connection has the screw rod, the spacing ring has been cup jointed in the coaxial activity on the injection syringe, threaded connection has the nut on the screw rod, the side fixedly connected with indicator block that the connecting rod tip is close to the injection syringe. This kind of controllable lithium battery electrolyte injection device of dose is through the height of adjustment spacing ring, under the cooperation of instruction piece, can realize the purpose of the falling height of control piston simultaneously to control the injection volume, the dose of accurate control electrolyte.
Description
Technical Field
The utility model relates to a lithium cell technical field specifically is a controllable lithium cell electrolyte injection device of dose.
Background
The lithium cell is at the in-process of production and processing, need to fill electrolyte to inside injection, and electrolyte is ion transmission's in the battery carrier, but the injection volume of electrolyte among the prior art is difficult to control, and the injection has more can lead to electrolyte to spill over, causes the potential safety hazard, and the injection has lacked the performance that can influence the lithium cell, and the volume of the electrolyte that can't guarantee in every lithium cell is the same moreover, leads to the electrolyte volume of the product of same batch different, and product quality is ragged and uneven. To this end, we propose a lithium battery electrolyte injection device with controllable dose.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a controllable lithium cell electrolyte injection device of dose to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery electrolyte injection device with controllable dose comprises a base, wherein the upper end of the base is fixedly connected with a top plate through a support rod, a limiting device is arranged on the base, the bottom end of the top plate is fixedly connected with at least two fixing plates through a connecting rod, the bottom end of each fixing plate is fixedly connected with an injection tube, the bottom end of each injection tube is in threaded connection with an injection head, a piston is movably connected in each injection tube, the upper end of each piston is fixedly connected with a sleeve, the sleeve is in threaded connection with a screw rod, the upper end of each screw rod penetrates through the top plate and is connected with a driving device, a limiting ring is coaxially and movably sleeved on each injection tube, the side face of each injection tube is provided with a scale mark, a nut is in threaded connection with the screw rod, the side face of the nut is fixedly connected with a connecting rod, the connecting rod penetrates through the fixing plates, and the end part of the connecting rod is close to the side face of each injection tube and is fixedly connected with an indicating block, the side surface of the bottom of the injection tube is provided with a liquid feeding tube, and the upper ends of the liquid feeding tubes are connected with a liquid guide tube.
Preferably, the limiting device comprises limiting plates, rollers, an air cylinder and a piston rod, the limiting plates are movably clamped on the base, the number of the limiting plates is two, the rollers are arranged on the side faces, close to each other, of the limiting plates, the air cylinder is fixedly connected to the upper end of the base, and the piston rod on the side face of the air cylinder is fixedly connected to the side faces of the limiting plates.
Preferably, the base upper end is provided with the spout, limiting plate bottom fixedly connected with slider, slider activity joint is in the spout.
Preferably, the bottom end of the injection tube is fixedly connected with an internal thread tube, the internal thread tube is in threaded connection with a threaded connection block, and the bottom end of the threaded connection block is fixedly connected with an injection head.
Preferably, the driving device comprises a motor, a transmission shaft, first bevel gears, second bevel gears and a belt, the motor is fixedly connected to the upper end of the top plate, the transmission shaft is in transmission connection with the side face of the motor, the first bevel gears are arranged at the end portions of the transmission shaft, the second bevel gears are arranged on one of the screw rods, the first bevel gears and the second bevel gears are meshed with each other, and the adjacent screw rods are connected through the belt.
Preferably, the liquid feeding pipe is provided with a one-way valve device.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of controllable lithium battery electrolyte injection device of dose passes through drive arrangement and drives the screw rod rotation, make the sleeve drive the piston and reciprocate, utilize the piston to advance the lithium cell with the electrolyte in the injection syringe through the injection head injection, realize automatic accurate injection, through the height of adjustment spacing ring, simultaneously under the cooperation of instruction block, can realize the purpose of the falling height of control piston, thereby control the injection volume, the dose of accurate control electrolyte, drive arrangement drives several screw rods synchronous rotation and stops simultaneously, ensure that the injection volume of a plurality of injection syringes keeps the unanimity, ensure the uniformity of lithium cell performance, improve the lithium cell quality.
Drawings
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the injection tube of the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 1;
fig. 4 is an enlarged schematic view of fig. 1 at B.
In the figure: the injection device comprises a base 1, a support rod 2, a top plate 3, a limiting device 4, a limiting plate 5, a roller 6, a cylinder 7, a piston rod 8, a sliding groove 9, a sliding block 10, a connecting rod 11, a fixing plate 12, an injection tube 13, an internal threaded tube 14, a threaded connecting block 15, an injection head 16, a piston 17, a screw 18, a driving device 19, a motor 20, a transmission shaft 21, a first bevel gear 22, a second bevel gear 23, a belt 24, a nut 25, a connecting rod 26, an indicating block 27, a scale mark 28, a liquid feeding tube 29, a liquid guide tube 30, a one-way valve device 31, a limiting ring 32 and a sleeve 33.
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. 1-4, the present invention provides a technical solution: a lithium battery electrolyte injection device with controllable dose comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a top plate 3 through a support rod 2, a limiting device 4 is arranged on the base 1, a lithium battery needing to be injected with electrolyte is placed between the limiting devices 4, the limiting devices 4 carry out limiting clamping on the lithium battery, the injection liquid is prevented from being scattered, a conveyor belt can be arranged between the limiting devices 4, and the injection continuity and the injection efficiency of the injection device are improved;
the bottom end of the top plate 3 is fixedly connected with at least two fixing plates 12 through connecting rods 11, the bottom ends of the fixing plates 12 are fixedly connected with injection pipes 13, the bottom ends of the injection pipes 13 are in threaded connection with injection heads 16, the injection pipes 13 can simultaneously inject electrolyte into a plurality of lithium batteries, the injection efficiency is improved, the injection quantity can be guaranteed to be consistent when the lithium batteries are injected simultaneously, the injection heads 16 are in threaded connection with the bottom ends of the injection pipes 13, disassembly is convenient, the injection heads 16 can be replaced or cleaned after being used for a period of time, and the phenomenon that the injection heads 16 are polluted after being blocked so as to influence the quality of the lithium batteries is avoided;
a piston 17 is movably connected in the injection tube 13, a sleeve 33 is fixedly connected at the upper end of the piston 17, a screw 18 is connected in the sleeve 33 in a threaded manner, the upper end of the screw 18 penetrates through the top plate 3 and is connected with a driving device 19, the driving device 19 can simultaneously drive a plurality of screws 18 to synchronously rotate, the sleeve 33 drives the piston 17 to ascend and descend under the threaded connection effect of the sleeve 33 and the screws 18, when injection is carried out, the sleeve 33 drives the piston 17 to descend, electrolyte in the injection tube 13 is pressed into the injection head 16 and injected into a lithium battery through the injection head 16, when the injection is completed, the screw 18 reversely rotates, the sleeve 33 drives the piston 17 to ascend and reset, and preparation is made for the next injection;
a limiting ring 32 is coaxially and movably sleeved on the injection tube 13, scale marks 28 are arranged on the side surface of the injection tube 13, the limiting ring 32 can slide on the injection tube 13, the height of the limiting ring 32 is changed, and the position of the limiting ring 32 is accurately set according to the scale marks 28;
the screw 18 is in threaded connection with a nut 25, the side face of the nut 25 is fixedly connected with a connecting rod 26, the connecting rod 26 penetrates through the fixing plate 12, the end part of the connecting rod 26, close to the side face of the injection tube 13, is fixedly connected with an indicating block 27, the nut 25 drives the indicating block 27 to lift up and down under the limiting effect of the connecting rod 26 when the screw 18 rotates, the indicating block 27 slides on the side face of the injection tube 13 to accurately indicate scales on a scale mark 28, when the indicating block 27 contacts with a limiting ring 32, the screw 18 stops rotating, the piston 17 stops descending, injection is completed, and dosage control is achieved, when injection dosage needs to be changed, the height of the limiting ring 32 is changed by only referring to the scale mark 28, the descending distance of the piston 17 is controlled, and dosage control is achieved;
the side of the bottom of the injection pipe 13 is provided with a liquid adding pipe 29, the upper ends of the liquid adding pipes 29 are connected with a liquid guide pipe 30, the liquid guide pipe 30 is externally connected with an electrolyte storage box, a water pump is arranged on the liquid guide pipe 30, the electrolyte is guided into the liquid adding pipe 29 by the liquid guide pipe 30 under the action of the water pump, and a check valve can be arranged to control the fluid direction in the injection pipe 13 through the guiding of the liquid adding pipe 29.
When the lithium battery injection device is used, the lithium battery is placed on the base 1, the limiting device 4 is used for limiting and clamping the lithium battery, the dosage of electrolyte added according to needs is referred to the scale mark 28, the limiting ring 32 is slid to change the height of the lithium battery, the electrolyte is guided into the liquid feeding pipe 29 by the liquid guide pipe 30 and is guided into the injection pipe 13 by the liquid feeding pipe 29, the driving device 19 is started, the plurality of screw rods 18 are synchronously rotated, the sleeve 33 drives the piston 17 to descend, the electrolyte in the injection pipe 13 is pressed into the injection head 16 and is injected into the lithium battery by the injection head 16, the nut 25 drives the indicating block 27 to ascend and descend under the limiting action of the connecting rod 26, the indicating block 27 slides on the side surface of the injection pipe 13 to accurately indicate the scale on the scale mark 28, when the indicating block 27 contacts the limiting ring 32, the screw rods 18 stops rotating, the piston 17 stops descending, and injection is completed, thus realizing the control of the dosage, when the injection is finished, the screw 18 rotates reversely, and the sleeve 33 drives the piston 17 to ascend and reset to prepare for the next injection.
Further, stop device 4 includes limiting plate 5, gyro wheel 6, cylinder 7 and piston rod 8, 5 movable joint of limiting plate is on base 1, limiting plate 5 is provided with two, be provided with gyro wheel 6 on the side that two limiting plates 5 are close to each other, 1 upper end fixedly connected with cylinder 7 of base, 8 fixed connection of piston rod in the side of cylinder 7 are in the 5 sides of limiting plate, two limiting plates 5 carry out spacing centre gripping to the lithium cell, cylinder 7 can make piston rod 8 drive limiting plate 5 remove, thereby change the distance between two limiting plates 5, adapt to not unidimensional lithium cell, gyro wheel 6 reduces the friction between limiting plate 5 and the lithium cell, play the guard action.
Further, base 1 upper end is provided with spout 9, and 5 bottom fixedly connected with sliders 10 of limiting plate, slider 10 activity joint are in spout 9, and spout 9 and slider 10 mutually support, realize the activity joint between limiting plate 5 and the base 1.
Further, 13 bottom fixedly connected with internal thread pipes 14 of injection pipe, 14 threaded connection of internal thread pipe have threaded connection piece 15, 15 bottom fixedly connected with injection head 16 of threaded connection piece, and the internal thread of internal thread pipe 14 and the external screw thread of threaded connection piece 15 mutually support, realize the threaded connection of injection head 16.
Further, the driving device 19 includes a motor 20, a transmission shaft 21, a first bevel gear 22, a second bevel gear 23 and a belt 24, the motor 20 is fixedly connected to the upper end of the top plate 3, the transmission shaft 21 is connected to the side surface of the motor 20 in a transmission manner, the first bevel gear 22 is arranged at the end portion of the transmission shaft 21, the second bevel gear 23 is arranged on one of the screw rods 18, the first bevel gear 22 and the second bevel gear 23 are arranged in a meshed manner, the adjacent screw rods 18 are connected through the belt 24, the motor 20 is a forward and reverse rotation speed reducing motor, the transmission shaft 21 is driven to rotate by the motor 20 through an external power supply and a control switch of the power supply line, one of the screw rods 18 is driven to rotate under the meshed effect of the first bevel gear 22 and the second bevel gear 23, and the other screw rods 18 synchronously rotate under the effect of the belt 24.
Further, a check valve device 31 is provided on the charging pipe 29, and the check valve device 31 prevents the electrolyte from flowing back.
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 (6)
1. The utility model provides a controllable lithium cell electrolyte injection apparatus of dose, includes base (1), its characterized in that: the injection device is characterized in that a top plate (3) is fixedly connected to the upper end of a base (1) through a support rod (2), a limiting device (4) is arranged on the base (1), a fixing plate (12) is fixedly connected to the bottom end of the top plate (3) through a connecting rod (11), at least two fixing plates (12) are arranged, an injection tube (13) is fixedly connected to the bottom end of each fixing plate (12), an injection head (16) is connected to the bottom end of each injection tube (13) in a threaded manner, a piston (17) is movably connected in each injection tube (13), a sleeve (33) is fixedly connected to the upper end of each piston (17), a screw rod (18) is connected to each sleeve (33) in an internal thread manner, the upper end of each screw rod (18) penetrates through the top plate (3) and is connected with a driving device (19), a limiting ring (32) is sleeved on each injection tube (13) in a coaxial movable manner, and scale marks (28) are arranged on the side faces of the injection tubes (13), threaded connection has nut (25) on screw rod (18), nut (25) side fixedly connected with connecting rod (26), connecting rod (26) run through fixed plate (12) and set up, connecting rod (26) tip is close to side fixedly connected with instruction piece (27) of injection tube (13), injection tube (13) bottom side is provided with filling tube (29), and is a plurality of filling tube (29) upper end is connected with catheter (30).
2. A dose controllable lithium battery electrolyte injection device as claimed in claim 1, wherein: stop device (4) include limiting plate (5), gyro wheel (6), cylinder (7) and piston rod (8), limiting plate (5) activity joint is on base (1), limiting plate (5) are provided with two, two be provided with gyro wheel (6) on the side that limiting plate (5) are close to each other, base (1) upper end fixedly connected with cylinder (7), piston rod (8) fixed connection in limiting plate (5) side to the side of cylinder (7).
3. A dose controllable lithium battery electrolyte injection device as claimed in claim 2, wherein: the base (1) upper end is provided with spout (9), limiting plate (5) bottom fixedly connected with slider (10), slider (10) activity joint is in spout (9).
4. A dose controllable lithium battery electrolyte injection device as claimed in claim 1, wherein: the injection device is characterized in that an internal threaded pipe (14) is fixedly connected to the bottom end of the injection pipe (13), a threaded connecting block (15) is connected to the internal threaded pipe (14) in a threaded mode, and an injection head (16) is fixedly connected to the bottom end of the threaded connecting block (15).
5. A dose controllable lithium battery electrolyte injection device as claimed in claim 1, wherein: the driving device (19) comprises a motor (20), a transmission shaft (21), a first bevel gear (22), a second bevel gear (23) and a belt (24), the motor (20) is fixedly connected to the upper end of the top plate (3), the transmission shaft (21) is in transmission connection with the side face of the motor (20), the end of the transmission shaft (21) is provided with the first bevel gear (22), one of the screw rods (18) is provided with the second bevel gear (23), the first bevel gear (22) and the second bevel gear (23) are arranged in a meshed mode, and the adjacent screw rods (18) are connected through the belt (24).
6. A dose controllable lithium battery electrolyte injection device as claimed in claim 1, wherein: the liquid adding pipe (29) is provided with a one-way valve device (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007608.9U CN214672897U (en) | 2021-05-12 | 2021-05-12 | Controllable lithium cell electrolyte injection device of dose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121007608.9U CN214672897U (en) | 2021-05-12 | 2021-05-12 | Controllable lithium cell electrolyte injection device of dose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214672897U true CN214672897U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121007608.9U Active CN214672897U (en) | 2021-05-12 | 2021-05-12 | Controllable lithium cell electrolyte injection device of dose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214672897U (en) |
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2021
- 2021-05-12 CN CN202121007608.9U patent/CN214672897U/en active Active
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