CN116053724A - Lithium battery liquid injection mechanism - Google Patents
Lithium battery liquid injection mechanism Download PDFInfo
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- CN116053724A CN116053724A CN202211514685.2A CN202211514685A CN116053724A CN 116053724 A CN116053724 A CN 116053724A CN 202211514685 A CN202211514685 A CN 202211514685A CN 116053724 A CN116053724 A CN 116053724A
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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
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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
- 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
- H01M50/673—Containers for storing liquids; Delivery conduits therefor
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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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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The invention discloses a lithium battery liquid injection mechanism, which comprises a base, wherein an opening and closing door is arranged on the surface of the base; a connecting column at a top end position of the base; a cross plate fixed at an outer symmetrical 2 side position of the connection column; the rotary liquid injection disc is positioned outside the connecting column and is used for carrying out rotary movement work on the battery body. This lithium cell annotates liquid mechanism is provided with rotary mechanism, in the in-process that rotary mechanism wholly operated, can not drive whole rotation annotate the liquid dish and carry out rotatory work, simultaneously through driving gear and driven gear's speed change function, the inside rotary drum of whole ejection mechanism in the time of can be fine rotates, reach the effect that control ejection mechanism worked, and ejection mechanism's effect, alright reduce the distance between lithium cell and the notes liquid head, reach the effect that can carry out accurate notes liquid, whole mechanism, in the time of can not only guaranteeing original high-efficient the filling, can also guarantee the precision of filling.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a lithium battery liquid injection mechanism.
Background
The electrolyte of the lithium battery is generally divided into a liquid electrolyte and a solid electrolyte, wherein the liquid electrolyte, namely the electrolyte, generally accounts for 15 percent of the total battery material by volume and accounts for 32 percent, so that the performance of the electrolyte and the compatibility of the electrolyte and two electrodes directly influence the performance of the lithium battery, and therefore, a liquid injection hole is reserved on the lithium battery before the production of the lithium battery, thereby facilitating the subsequent liquid injection work;
a liquid injection system for lithium battery liquid injection and a lithium battery liquid injection device thereof are disclosed in application number CN 201710987162.2. The liquid injection system comprises: lithium battery annotates liquid carousel and lithium battery annotates liquid device. A plurality of lithium battery liquid injection jigs are arranged on the lithium battery liquid injection turntable, and the lithium battery liquid injection turntable drives the plurality of lithium battery liquid injection jigs to rotate and form an arc-shaped rotating track; the lithium battery priming device includes: a liquid injection rotation driving part and a plurality of liquid injection heads; the liquid injection rotation driving part drives the liquid injection heads to rotate along an arc-shaped rotation track formed by the lithium battery liquid injection jigs; the lithium battery liquid injection turntable drives the plurality of lithium battery liquid injection jigs to rotate only in a clockwise direction or only in a counterclockwise direction; the liquid injection rotation driving part drives the liquid injection heads to alternately rotate back and forth in a clockwise direction and a counterclockwise direction. The liquid injection system fully utilizes the rotatable property of the liquid injection turntable of the lithium battery, reduces the influence of occupation of liquid injection time on other stations, fully utilizes time and improves the overall production efficiency;
the above-mentioned liquid injection system, although it can obtain in the efficiency of annotating the liquid to provide, the liquid injection system in current market just has the problem of annotating liquid inefficiency when annotating the liquid, it still exists, owing to annotate liquid head and annotate the liquid hole between have certain height, and then can lead to, when annotating the liquid, can appear the phenomenon emergence of deviation to and when annotating the liquid, generally because annotate liquid head and carry out annotating liquid work in intermittent type, but electrolyte is the state after all, and then just definitely can take place the phenomenon emergence of electrolyte whereabouts, can cause mess and cause the phenomenon emergence of electrolyte waste on the whole notes liquid dish from this.
Disclosure of Invention
The invention aims to provide a lithium battery liquid injection mechanism, which solves the problems that the filling accuracy cannot be ensured and electrolyte waste can occur when the lithium battery in the current market is filled with electrolyte, which is proposed by the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a lithium battery liquid injection mechanism comprises a base, wherein an opening and closing door is arranged on the surface of the base;
a connecting column at a top end position of the base;
a cross plate fixed at an outer symmetrical 2 side position of the connection column;
the rotary liquid injection disc is positioned outside the connecting column and is used for carrying out rotary movement on the battery main body;
the liquid filling head is positioned below the transverse plate and is used for filling electrolyte; and
and the liquid storage cavity is positioned in the base and is used for storing the electrolyte.
Preferably, the diaphragm is provided with 2 in the outside of spliced pole, and the bottom of 2 diaphragms is provided with notes liquid head and imbibition head respectively, annotate the top of liquid head and imbibition head and be connected with the connection main pipe through the connection accessory pipe respectively.
Preferably, the auxiliary connection pipe and the main connection pipe are respectively provided with 2 auxiliary connection pipes, the bottoms of the main connection pipes are respectively connected with a liquid injection pump, the liquid injection pumps are arranged at the top ends of the liquid storage cavities, and the connecting pipes which are arranged in an L shape are respectively arranged outside the liquid injection pumps.
Preferably, the liquid injection mechanism further comprises a limiting mechanism, and the limiting mechanism comprises:
a fixed riser at a top end position of the base;
and the limiting sliding groove penetrates through the fixed vertical plate.
Preferably, the liquid injection mechanism further comprises a rotating mechanism, and the rotating mechanism comprises:
a motor;
the driving rotary disk is connected with the output end of the motor in a key way and is used for power transmission work;
the driving gear is coaxially connected with the driving rotary disk and is connected with the top end of the base through a bearing;
the driven gear is positioned corresponding to the position of the driving gear and is meshed with the driving gear, the size of the driving gear is smaller than that of the driven gear, and the driven gear is also connected with the top end of the base through a bearing.
Preferably, the rotation mechanism further includes:
the rotary cover is arranged in a circular structure, and is coaxially connected with the driven gear, the outer part of the rotary cover is integrally installed with the rotary liquid injection disc, and the inner part of the rotary cover is not connected with the connecting column;
the conveyor belts are provided with 2 conveyor belts which are respectively and reversely arranged at the upper and lower positions of the driving rotary disk;
the driven rotary disk is provided with 2, sets up in the corresponding position of 2 stop gear respectively, and 2 driven rotary disk cover respectively is equipped with the other end of 2 conveyer belts, the bottom of driven rotary disk is connected with the top of base through the bearing frame.
Preferably, the rotary liquid injection disc is further provided with circular equiangular through holes, the middle of each through hole is provided with a fastening mechanism, and the fastening mechanism comprises:
an engagement cover located in the middle of the through hole;
a reserved chute which is positioned on the inner wall surface of the through hole and penetrates through the top end of the through hole;
the reserved sliding blocks are symmetrically arranged outside the clamping cover, and the top ends of the reserved sliding blocks can slide up and down inside the reserved sliding grooves;
the extrusion spring is positioned at the bottom of the reserved sliding block, and the other end of the extrusion spring is connected with the bottom of the reserved sliding groove and is used for resetting the reserved sliding block;
the extrusion cover is symmetrically arranged in the clamping cover and is connected with the inside of the clamping cover through a connecting elastic sheet, the overlooking of the extrusion cover is in an arc structure and is used for clamping the battery main body,
preferably, the liquid injection mechanism further comprises a protection mechanism, which comprises:
the bottom of the top plate is provided with a circular ring which can be mutually clamped with the clamping cover for installation work;
the concave groove is concave in the top plate and is used for collecting the dropped electrolyte, and the edge of the concave groove is arranged in an arc shape;
and the penetrating outlet is positioned in the middle of the concave groove and penetrates through the whole top plate and is used for exposing the liquid injection port on the battery main body.
Preferably, the liquid injection mechanism further comprises an ejection mechanism, which comprises:
the rotary drum is coaxially connected with the top end of the driven rotary disk;
the screw rod is positioned in the rotary cylinder and is in threaded connection with the rotary cylinder;
the limiting rod is positioned at the outer side of the top end of the screw rod, and the top end of the limiting rod can slide up and down in the limiting chute.
Preferably, the ejection mechanism is provided with 2, and its position is corresponding with the position of annotating liquid head and imbibition head, first kicking block is still installed on the top of ejection mechanism upper screw rod, and first kicking block is concave structure setting to the size of first kicking block is corresponding with the size of block cover, 2 the vertical axis of first kicking block is with annotating liquid head and imbibition head's vertical axis collineation.
Compared with the prior art, the invention has the beneficial effects that: the lithium battery liquid injection mechanism;
1. the rotary mechanism is arranged, the whole rotary liquid injection disc cannot be driven to rotate in the whole operation process of the rotary mechanism, meanwhile, through the speed change function of the driving gear and the driven gear, the rotary cylinder inside the whole ejection mechanism can rotate well, the effect of controlling the ejection mechanism to work is achieved, the distance between the lithium battery and the liquid injection head can be reduced due to the action of the ejection mechanism, the effect of accurately injecting liquid is achieved, and the whole mechanism can ensure the original high-efficiency filling and the filling precision;
2. when filling, except that the filling hole is in the outside, all positions that all expose are sheltered from by protection machanism, therefore, in time there is the drip of electrolyte, also can not cause any influence to the lithium cell body, secondly the top of whole protection machanism is provided with a sunken groove, sunken groove alright be used for collecting the electrolyte of drip, subsequently, the setting of cooperation kicking block, can also reach the effect of being absorbed by the imbibition head, guarantee can not appear extravagant, finally, can be through connecting the inside of secondary pipe reacing the stock solution chamber again, can also carry out light dismantlement between whole protection machanism and the block cover simultaneously, it is convenient to change, more can guarantee the continuous work of workshop assembly line.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present invention;
FIG. 2 is a schematic view of a front view in cross section;
FIG. 3 is a schematic top view of the base of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
FIG. 5 is a schematic top view of a rotary fluid injection plate of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;
FIG. 7 is a schematic top view of a through-hole according to the present invention;
FIG. 8 is a schematic view of the structure of the through hole and the first top block according to the present invention;
fig. 9 is a schematic structural view of a protection mechanism of the present invention.
In the figure: 1. a base; 2. a connecting column; 3. a cross plate; 4. rotating the liquid injection disc; 5. a limiting mechanism; 51. fixing a vertical plate; 52. limiting sliding grooves; 6. connecting a secondary pipe; 7. a through hole; 8. connecting a main pipe; 9. a liquid injection head; 10. a liquid storage cavity; 11. a liquid suction head; 12. a liquid injection pump; 13. a rotation mechanism; 131. a motor; 132. an active rotating disc; 133. a drive gear; 134. a driven gear; 135. a rotating cover; 136. a conveyor belt; 137. a driven rotating disk; 14. a bearing seat; 15. a fastening machine; 151. a snap-in cover; 152. reserving a chute; 153. reserving a sliding block; 154. extruding a spring; 155. extruding the cover; 156. a connecting spring plate; 16. a protective mechanism; 161. a top plate; 162. a concave groove; 163. a through outlet; 17. a battery main body; 18. a top block; 19. an ejection mechanism; 191. a rotary drum; 192. a screw rod; 193. and a limit rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a technical solution: a lithium battery liquid injection mechanism comprises a base 1, wherein an opening and closing door is arranged on the surface of the base;
a connection column 2 at a top end position of the base 1;
a cross plate 3 fixed at an outer symmetrical 2 side position of the connection post 2;
a rotary liquid injection disk 4, which is located outside the connection column 2, for performing rotary movement work on the battery main body 17;
a filling head 9 located below the diaphragm 3 for filling the electrolyte; and
a liquid storage cavity 10 which is positioned in the base 1 and is used for storing electrolyte;
the diaphragm 3 is provided with 2 in the outside of spliced pole 2, and the bottom of 2 diaphragm 3 is provided with notes liquid head 9 and imbibition head 11 respectively, and the top of notes liquid head 9 and imbibition head 11 is connected with connecting main pipe 8 through connecting vice pipe 6 respectively.
2 auxiliary connecting pipes 6 and 2 main connecting pipes 8 are respectively arranged, the bottoms of the 2 main connecting pipes 8 are respectively connected with a liquid injection pump 12, the liquid injection pumps 12 are arranged at the top end of the liquid storage cavity 10, and connecting pipes which are arranged in an L shape are respectively arranged outside the liquid injection pumps 12;
specifically, the arrangement of the 2 connecting auxiliary pipes 6 and the connecting main pipe 8 is used for ensuring that the processes of liquid injection and liquid suction are not mutually influenced.
Annotate liquid mechanism and still include stop gear 5, stop gear 5 includes:
a fixed riser 51 at a top end position of the base 1;
and a limit chute 52 penetrating the inside of the fixed riser 51.
The liquid injection mechanism further includes a rotation mechanism 13, and the rotation mechanism 13 includes:
a motor 131;
the driving rotary disk 132 is connected with the output end key of the motor 131 and is used for power transmission work;
the driving gear 133 is coaxially connected with the driving rotary disk 132, and is in bearing connection with the top end of the base 1;
the driven gear 134 is positioned corresponding to the position of the driving gear 133 and is meshed with the driving gear 133, the size of the driving gear 133 is smaller than that of the driven gear 134, and the driven gear 134 is also connected with the top end of the base 1 through a bearing.
The rotation mechanism 13 further includes:
the rotary cover 135 is arranged in a circular structure, the rotary cover 135 is coaxially connected with the driven gear 134, the outer part of the rotary cover 135 is integrally arranged with the rotary liquid injection disc 4, and the inner part of the rotary cover 135 is not connected with the connecting column 2;
the conveyor belts 136 are provided with 2 conveyor belts which are respectively and reversely arranged at the upper and lower positions of the driving rotary disk 132;
the driven rotating discs 137 are provided with 2 driven rotating discs, the driven rotating discs 137 are respectively arranged at the corresponding positions of the 2 limiting mechanisms 5, the other ends of the 2 conveyor belts 136 are respectively sleeved on the 2 driven rotating discs 137, and the bottom of each driven rotating disc 137 is connected with the top end of the base 1 through the bearing seat 14;
specifically, the motor 131 is communicated to simultaneously complete the rotation of the rotating cover 135 and the simultaneous rotation of the driven rotating disc 137, and meanwhile, the speed change arrangement of the driving gear 133 and the driven gear 134 also facilitates the rotating cover 135 to rotate for a plurality of circles when rotating for a certain radian.
The distribution that still is circular equiangular on the rotatory annotating liquid dish 4 has the through-hole 7, and the centre of through-hole 7 is provided with fastening mechanism 15, and fastening mechanism 15 includes:
an engagement cover 151 located in the middle of the through hole 7;
a reservation chute 152 which is provided on the inner wall surface of the through hole 7 and penetrates the top end of the through hole 7;
the reserved slide blocks 153 are symmetrically arranged outside the clamping cover 151, and the top ends of the reserved slide blocks 153 can slide up and down inside the reserved slide grooves 152;
the extrusion spring 154 is positioned at the bottom of the reserved slide block 153, and the other end of the extrusion spring is connected with the bottom of the reserved slide groove 152 and is used for resetting the reserved slide block 153;
the squeezing cover 155 is symmetrically arranged in the clamping cover 151 and is connected with the inside of the clamping cover 151 through a connecting elastic sheet 156, and the squeezing cover 155 is arranged in an arc-shaped structure in overlook view and is used for clamping the battery main body 17;
specifically, the clamping work of the battery body 17 can be completed by the fastening mechanism 15, and the battery body 17 can be applied to battery bodies 17 of different sizes.
The liquid injection mechanism also comprises a protection mechanism 16, which comprises:
a top plate 161, the bottom of which is provided with a circular ring, which can be mutually clamped with the clamping cover 151 for installation work;
a recess groove 162 recessed in the top plate 161 for collecting the dropped electrolyte, the edge of the recess groove 162 being formed in an arc shape;
a penetrating outlet 163, which is located in the middle of the recess 162, penetrates the entire top plate 161, and is used for exposing the liquid inlet on the battery main body 17;
specifically, the protection mechanism 16 can protect the top end of the battery body 17, so that no dropped electrolyte drops fall above the battery body 17, and the battery body 17 is influenced.
The liquid injection mechanism also comprises an ejection mechanism 19, which comprises:
a rotary cylinder 191 coaxially connected to the top end of the driven rotary disk 137;
a screw rod 192 which is positioned inside the rotary cylinder 191 and is in threaded connection with the rotary cylinder 191;
and a limit rod 193 at a position outside the top end of the screw rod 192, wherein the top end of the limit rod 193 can slide up and down in the limit chute 52.
The number of the ejection mechanisms 19 is 2, the positions of the ejection mechanisms correspond to the positions of the liquid injection head 9 and the liquid suction head 11, a first ejection block 18 is further arranged at the top end of a screw rod 192 on the ejection mechanism 19, the first ejection block 18 is arranged in a concave structure, the size of the first ejection block 18 corresponds to the size of the clamping cover 151, and the vertical central axes of the 2 first ejection blocks 18 are collinear with the vertical central axes of the liquid injection head 9 and the liquid suction head 11;
specifically, by the ejection mechanism 19, the distance between the electrolyte filling and pumping time battery body 17 and the liquid filling head 9 and the liquid suction head 11 can be reduced, and the effect of filling and pumping can be achieved.
Working principle: when the lithium battery liquid injection mechanism is used, firstly, the whole device is placed at a proper position under the action of the base 1 according to the figures 1-2, then, the opening and closing door on the surface of the base 1 is opened, electrolyte is filled into the interior of the liquid storage cavity 10, and then, the opening and closing door is closed, so that the whole mechanism can be started to work;
at the same time of starting, according to fig. 3 and fig. 6-9, a worker is required to manually clamp the battery main body 17 clamped with the protection mechanism 16 into the fastening mechanism 15, when the battery main body 17 is clamped, the two sides of the battery main body 17 can squeeze the squeezing cover 155, so that the squeezing cover 155 is forced to squeeze the connecting elastic sheet 156 to complete the squeezing work of the lithium battery, and therefore the squeezing and fixing work of the battery main body 17 can be completed under the action of the reverse force of the connecting elastic sheet 156;
after the fixing is completed, according to fig. 3 and 5, at this time, the motor 131 on the rotating mechanism 13 is started, so that the motor 131 drives the driving rotary disk 132 and the driving gear 133 at the top end thereof to rotate, when the driving gear 133 rotates, the driving gear 134 is meshed with the driven gear 134, and when the driven gear 134 is meshed, the rotating cover 135 coaxially connected with the top end thereof is driven to rotate, so that the rotating cover 135 drives the top end of the rotating liquid injection disk 4 to rotate, so that the fastened battery main body 17 on the rotating liquid injection disk 4 slowly moves to the lower part of the liquid injection head 9 to perform liquid injection work, when the driving rotary disk 132 rotates, due to the arrangement of the conveying belt 136, the driven rotary disk 137 rotates, and when the driven rotary disk 137 rotates, the top end of the driven rotary disk 137 rotates with the rotating cylinder 191 at the top end of the ejection mechanism 19 connected therewith, therefore, the rotary cylinder 191 is in threaded connection with the screw rod 192 inside the rotary cylinder 191, since the limit rod 193 at the top end of the screw rod 192 is limited by the limit chute 52 on the limit mechanism 5, the reciprocating screw rod 192 can move up and down in the rotary cylinder 191, the top end of the reciprocating screw rod 192 is connected with the first top block 18, so that the top end of the first top block 18 can push the whole clamping cover 151, the whole clamping cover 151 slides upwards under the action of the reserved slide block 153, at the moment, the position of the battery main body 17 inside the clamping cover 151 and the position of the liquid injection head 9 are further advanced, thereby ensuring the accuracy of liquid injection well, after liquid injection is completed, the rotary liquid injection disc 4 continues to rotate at the moment, the lifted engaging cover 151 moves downwards under the reset action of the pressing spring 154, at this time, the battery main body 17 moving to the adsorption position of the liquid injection head 9 is lifted by the same method to complete the liquid injection operation, the battery main body 17 after the liquid injection is completed rotates continuously, and reaches the position of the liquid suction head 11 when the battery main body rotates to a certain extent, at this time, the ejection mechanism 19 at the bottom of the liquid suction head 11 also drives the battery main body 17 and the protection mechanism 16 at the top end of the battery main body to the adsorption of the liquid suction head 11, at this time, the liquid suction head 11 can suck and recover the electrolyte dropped in the concave groove 162 accumulated in the protection mechanism 16;
according to fig. 2, in the process of pumping and sucking liquid, the liquid injection pump 12 positioned in the liquid storage cavity 10 is used for injecting liquid, the electrolyte is pumped by the liquid injection pump 12 on the left side and finally discharged at the position of the liquid injection head 9 through the connecting main pipe 8 and the connecting auxiliary pipe 6, in the process of sucking liquid, the electrolyte is pumped by the liquid injection pump 12 on the right side and then reaches the inside of the liquid storage cavity 10 through the connecting main pipe 8 and the connecting auxiliary pipe 6, so that continuous use and recovery of the electrolyte can be ensured, and the contents which are not described in detail in the specification belong to the prior art known to the person skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. A lithium battery electrolyte injection mechanism comprising:
the surface of the base (1) is provided with an opening and closing door;
a connecting column (2) located at the top end of the base (1);
a cross plate (3) fixed at the outer symmetrical 2 side position of the connecting column (2);
a rotary liquid injection disk (4) which is positioned outside the connecting column (2) and is used for carrying out rotary movement operation on the battery main body (17);
a liquid filling head (9) which is positioned below the transverse plate (3) and is used for filling electrolyte; and
and the liquid storage cavity (10) is positioned in the base (1) and is used for storing the electrolyte.
2. The lithium battery liquid injection mechanism according to claim 1, wherein: the outside of diaphragm (3) at spliced pole (2) is provided with 2, and the bottom of 2 diaphragm (3) is provided with notes liquid head (9) and imbibition head (11) respectively, the top of annotating liquid head (9) and imbibition head (11) is connected with connecting main pipe (8) through connecting accessory pipe (6) respectively.
3. The lithium battery liquid injection mechanism according to claim 2, wherein: the auxiliary connecting pipes (6) are respectively arranged at the bottoms of the main connecting pipes (8), the liquid injection pumps (12) are respectively connected to the bottoms of the main connecting pipes (8), the liquid injection pumps (12) are arranged at the top ends of the liquid storage cavities (10), and connecting pipes which are arranged in an L shape are respectively arranged outside the liquid injection pumps (12).
4. The lithium battery liquid injection mechanism according to claim 1, wherein: the liquid injection mechanism further comprises a limiting mechanism (5), and the limiting mechanism (5) comprises:
a fixed riser (51) at the top end of the base (1);
and a limiting chute (52) penetrating the inside of the fixed vertical plate (51).
5. The lithium battery liquid injection mechanism according to claim 4, wherein: the liquid injection mechanism further comprises a rotating mechanism (13), and the rotating mechanism (13) comprises:
a motor (131);
the driving rotary disk (132) is connected with the output end of the motor (131) in a key way and is used for power transmission work;
the driving gear (133) is coaxially connected with the driving rotary disk (132), and is in bearing connection with the top end of the base (1);
and the driven gear (134) is positioned corresponding to the position of the driving gear (133) and is meshed with the driving gear (133), the size of the driving gear (133) is smaller than that of the driven gear (134), and the driven gear (134) is also connected with the top end of the base (1) through a bearing.
6. The lithium battery liquid injection mechanism according to claim 5, wherein: the rotation mechanism (13) further includes:
the rotary cover (135) is arranged in a circular structure, the rotary cover (135) and the driven gear (134) are coaxially connected, the outer part of the rotary cover (135) and the rotary liquid injection disc (4) are integrally arranged, and no connection relation exists between the inner part and the connecting column (2);
the conveyor belts (136) are provided with 2 conveyor belts which are respectively and reversely arranged at the upper and lower positions of the driving rotary disk (132);
the driven rotary discs (137) are arranged at 2 positions corresponding to the 2 limiting mechanisms (5), the other ends of the 2 conveyor belts (136) are sleeved on the 2 driven rotary discs (137) respectively, and the bottoms of the driven rotary discs (137) are connected with the top end of the base (1) through bearing blocks (14).
7. The lithium battery liquid injection mechanism according to claim 6, wherein: the rotary liquid injection disc (4) is further provided with penetrating holes (7) in circular equal-angle distribution, a fastening mechanism (15) is arranged in the middle of each penetrating hole (7), and the fastening mechanism (15) comprises:
an engagement cover (151) located in the middle of the through hole (7);
a reservation chute (152) which is positioned on the inner wall surface of the through hole (7) and penetrates the top end of the through hole (7);
the reserved sliding blocks (153) are symmetrically arranged outside the clamping cover (151), and the top ends of the reserved sliding blocks (153) can slide up and down inside the reserved sliding grooves (152);
the extrusion spring (154) is positioned at the bottom of the reserved sliding block (153), and the other end of the extrusion spring is connected with the bottom of the reserved sliding groove (152) and is used for resetting the reserved sliding block (153);
the extrusion cover (155) is symmetrically arranged in the clamping cover (151) and is connected with the inside of the clamping cover (151) through a connecting elastic sheet (156), and the extrusion cover (155) is arranged in an arc-shaped structure in overlooking mode and is used for clamping the battery main body (17).
8. The lithium battery liquid injection mechanism of claim 7, wherein: the liquid injection mechanism also comprises a protection mechanism (16), which comprises:
a top plate (161) with a circular ring at the bottom, which can be mutually clamped with the clamping cover (151) for installation work;
a recessed groove (162) recessed in the top plate (161) for collecting the dropped electrolyte, the edge of the recessed groove (162) being arranged in an arc shape;
and a penetrating outlet (163) which is positioned in the middle of the concave groove (162), penetrates the whole top plate (161), and is used for exposing the liquid injection port on the battery main body (17).
9. The lithium battery liquid injection mechanism of claim 8, wherein: the liquid injection mechanism also comprises an ejection mechanism (19), which comprises:
a rotary drum (191) coaxially connected to the tip of the driven rotary disk (137);
the screw rod (192) is positioned inside the rotary cylinder (191) and is in threaded connection with the rotary cylinder (191);
and the limiting rod (193) is positioned at the outer side of the top end of the screw rod (192), and the top end of the limiting rod (193) can slide up and down in the limiting chute (52).
10. The lithium battery liquid injection mechanism of claim 9, wherein: the ejector mechanism (19) is provided with 2, and its position corresponds with the position of annotating liquid head (9) and imbibition head (11), first kicking block (18) are still installed on the top of lead screw (192) on ejector mechanism (19), and first kicking block (18) are concave structure setting to the size of first kicking block (18) corresponds with the size of block cover (151), 2 vertical axis of first kicking block (18) and annotate the vertical axis collineation of liquid head (9) and imbibition head (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211514685.2A CN116053724A (en) | 2022-11-30 | 2022-11-30 | Lithium battery liquid injection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211514685.2A CN116053724A (en) | 2022-11-30 | 2022-11-30 | Lithium battery liquid injection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116053724A true CN116053724A (en) | 2023-05-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117748065A (en) * | 2023-12-20 | 2024-03-22 | 惠州市迅大上电子科技有限公司 | Automatic liquid injection device for soft-package lithium battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117748065A (en) * | 2023-12-20 | 2024-03-22 | 惠州市迅大上电子科技有限公司 | Automatic liquid injection device for soft-package lithium battery |
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