CN213878347U - Liquid injection clamp and battery core liquid injection equipment - Google Patents
Liquid injection clamp and battery core liquid injection equipment Download PDFInfo
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- CN213878347U CN213878347U CN202022872403.9U CN202022872403U CN213878347U CN 213878347 U CN213878347 U CN 213878347U CN 202022872403 U CN202022872403 U CN 202022872403U CN 213878347 U CN213878347 U CN 213878347U
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- side wall
- liquid injection
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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 relates to a liquid injection clamp and an electric core liquid injection device, wherein the liquid injection clamp comprises a single clamp and a liquid absorbing piece, a containing cavity is arranged inside the single clamp, and the upper part of the single clamp is provided with an opening for placing an electric core into the containing cavity; one side that monomer anchor clamps's bottom is close to and holds the chamber is seted up flutedly, and imbibition spare sets up in the recess replaceably, and imbibition spare is used for absorbing and annotates the interior electrolyte that remains the drippage of liquid suction nozzle. The utility model discloses a annotate liquid anchor clamps and electricity core and annotate liquid equipment, accomplish when annotating liquid when electric core, break away from monomer anchor clamps and circulate when next station, annotate the liquid mouth of liquid suction nozzle and electric core and break away from, annotate in the liquid suction nozzle remaining electrolyte can drip in the imbibition piece in monomer anchor clamps bottom recess, thereby when next electric core is put into in the monomer anchor clamps, can avoid remaining the electrolyte that drips to corrode the shell of newly putting into electric core, reduce the proportion on electrolyte pollution electricity core surface, reduce because of the bad quantity of scrapping that leads to of outward appearance, reduce the manufacturing cost of electric core.
Description
Technical Field
The application relates to the technical field of liquid injection equipment, in particular to a liquid injection clamp and a battery core liquid injection equipment.
Background
Current notes liquid equipment is in the course of the work, and electric core is fixed in annotating liquid anchor clamps, accomplishes and annotates the liquid back, and when electric core broke away from notes liquid anchor clamps circulation to next station, annotate the liquid mouth of liquid suction nozzle and electric core and break away from, annotate the bottom that remaining electrolyte can drop in the liquid suction nozzle and annotate liquid anchor clamps and hold the chamber. When a next electric core is put into the liquid injection clamp, the electrolyte at the bottom of the liquid injection clamp accommodating cavity can corrode a shell of the newly put electric core. Therefore, it is necessary to add a manual wiping station, which reduces the automation degree of the production line and affects the productivity.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a liquid injection clamp and a battery cell liquid injection device to solve the above problems.
The utility model discloses a liquid injection clamp, which comprises a single clamp and a liquid suction piece, wherein a containing cavity is arranged inside the single clamp, and an opening is arranged above the single clamp and used for placing an electric core into the containing cavity; and one side opposite to the opening of the monomer clamp is provided with a groove, the liquid absorbing piece is arranged in the groove in a replaceable manner, and the liquid absorbing piece is used for absorbing residual and dropped electrolyte in the liquid injecting suction nozzle.
In one embodiment, the upper surface of the wicking member is lower than the upper surface of the recess.
In one embodiment, the absorbent member is an absorbent paper or an absorbent cotton.
In one embodiment, the cell clamp comprises a clamp shell and cushion blocks, the cushion blocks are replaceably arranged on the inner wall of the clamp shell, and different cushion blocks are used for enabling the cell clamp to be compatible with cells with different sizes; the clamp shell comprises a side wall and a bottom wall, the cushion block comprises a side cushion block and a bottom cushion block, the side cushion block is replaceably arranged on one side, close to the accommodating cavity, of the side wall, and the bottom cushion block is replaceably arranged on one side, close to the accommodating cavity, of the bottom wall; the groove is formed in one side, close to the containing cavity, of the bottom cushion block.
In one embodiment, the priming fixture further comprises a drive rod and a first drive member; a first through hole is formed in the bottom wall of the clamp shell, one end of the driving rod is connected with the first driving piece, and the other end of the driving rod penetrates through the first through hole to be connected with the bottom cushion block; the bottom cushion block can move up and down under the driving action of the first driving piece.
In one embodiment, the clamp housing is a rectangular parallelepiped structure with an open top, the side walls of the clamp housing include a first side wall, a second side wall, a third side wall and a fourth side wall, the first side wall is disposed opposite to the third side wall, and the second side wall is disposed opposite to the fourth side wall; the second side wall, the third side wall and the fourth side wall are sequentially and fixedly connected, and the first side wall is connected with the second side wall and the fourth side wall in an openable manner; the first side wall is used for clamping and fixing the battery cell.
In one embodiment, the injection fixture further comprises a connecting rod and a second drive; the number of the single clamps is more than two, the single clamps are sequentially arranged in parallel, and a first side wall of each single clamp is provided with a second through hole; one end of the connecting rod is connected with the second driving piece, the other end of the connecting rod sequentially penetrates through the second through holes in the first side walls of the single clamps, and the connecting rod is fixedly connected with the first side walls of the single clamps in a penetrating mode; the second driving piece is used for driving the connecting rods to move left and right, and the first side wall of each single clamp can move left and right along with the connecting rods and then can be connected with the second side wall and the fourth side wall in an opening and closing mode.
In one embodiment, a third through hole is formed in the third side wall, and the connecting rod is movably inserted into the third through hole.
The utility model also provides an electric core liquid injection device, which comprises a liquid storage cup, a liquid injection suction nozzle and any one of the liquid injection clamps; the liquid storage cup is used for storing electrolyte; the liquid injection clamp is used for fixing the battery cell; the liquid injection suction nozzle is arranged at the bottom of the liquid storage cup and used for being hermetically arranged at the periphery of the liquid injection port of the battery cell when injecting liquid, and then the liquid storage cup is communicated with the shell of the battery cell.
In one embodiment, the battery cell liquid injection equipment further comprises a vacuumizing device and a cup rod, wherein the vacuumizing device is connected with the liquid storage cup and is used for vacuumizing the battery cell through the liquid storage cup and the liquid injection suction nozzle; the cup rod is movably arranged in the liquid storage cup, and the cup rod is used for plugging or opening a channel between the liquid storage cup and the liquid injection suction nozzle.
The utility model discloses a annotate liquid anchor clamps and electricity core and annotate liquid equipment, its beneficial effect is:
the utility model discloses a annotate liquid anchor clamps and electricity core and annotate liquid equipment, one side through being close to holding the chamber in the bottom of monomer anchor clamps is seted up flutedly, accomplish annotating liquid when electric core, break away from monomer anchor clamps and when circulating to next station, annotate the liquid mouth of annotating liquid suction nozzle and electric core and break away from, annotate in the liquid suction nozzle remaining electrolyte can drip and hold in the imbibition piece in monomer anchor clamps bottom recess to when next electric core was put into monomer anchor clamps, can avoid remaining the electrolyte corrosion of drippage to newly put into the shell of electric core. When the electrolysis in the imbibition piece is too much, in time change the imbibition piece can to needn't increase the manual work and clean the station, under the circumstances that does not change electric core and annotate liquid efficiency, can reduce the proportion that electrolyte pollutes electric core surface, reduce because of the bad condemned quantity that leads to of outward appearance, reduce the cost that electric core made.
Drawings
Fig. 1 is a schematic structural diagram of a battery cell according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a battery cell liquid injection device according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a battery cell liquid injection device according to another embodiment of the present invention.
Fig. 4 is a schematic structural view of a single clamp in a liquid injection clamp according to an embodiment of the present invention before placing an electric core.
Fig. 5 is a schematic diagram of a structure of the liquid injection jig according to an embodiment of the present invention after the cell is placed in the single body jig.
Fig. 6 is a schematic structural view of a single body clamp in the liquid injection clamp according to an embodiment of the present invention after the battery cell is completely accommodated in the single body clamp.
Fig. 7 is a schematic diagram of a structure of the liquid injection jig according to an embodiment of the present invention after the cell is clamped by the single clamp.
Fig. 8 is a schematic longitudinal cross-sectional view of a single clamp in an injection clamp according to an embodiment of the present invention.
Reference numerals:
the battery cell liquid injection device 10, the liquid storage cup 11, the liquid injection nozzle 12, the liquid injection clamp 20, the single clamp 200, the clamp housing 210, the side wall 220, the first side wall 221, the second side wall 222, the third side wall 223, the fourth side wall 224, the second through hole 225, the third through hole 226, the bottom wall 230, the first through hole 231, and the accommodation cavity 240; the battery comprises a cushion block 250, a side cushion block 251, a bottom cushion block 252, a groove 253, a liquid absorbing piece 300, a cup rod 13, a battery cell 30, a shell 31, a positive pole post 32, a negative pole post 33, a liquid injection port 34, a driving rod 40 and a connecting rod 50.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In one embodiment, the battery cell 30 is as shown in fig. 1, and includes a casing 31, and a positive electrode post 32 and a negative electrode post 33 disposed on the casing 31, and a liquid injection port 34 is opened on the casing 31. The application provides a liquid injection clamp and a battery cell liquid injection device, wherein, in one embodiment, a structure of a battery cell liquid injection device 10 is as shown in fig. 2, and includes a liquid storage cup 11, a liquid injection suction nozzle 12 and a liquid injection clamp 20, wherein the liquid storage cup 11 is used for storing electrolyte; the liquid injection clamp 20 is used for fixing the battery cell 30; the liquid injection suction nozzle 12 is arranged at the bottom of the liquid storage cup 11 and used for sealing the periphery of the liquid injection port 34 of the battery cell 30 during liquid injection, and further communicating the liquid storage cup 11 with the shell 31 of the battery cell 30, so that the electrolyte in the liquid storage cup 11 can enter the shell 31 of the battery cell 30. In a specific embodiment, the material of the liquid storage cup 11 may be corrosion-resistant stainless steel; the liquid injection suction nozzle 12 can be a two-stage sealed suction nozzle, and the sealing performance of the periphery of the liquid injection port 34 of the battery cell 30 is ensured.
In one embodiment, as shown in fig. 2, the battery cell liquid injection apparatus 10 further includes a vacuum extractor (not shown in the figure) and a cup rod 13, wherein the vacuum extractor is connected to the liquid storage cup 11 and is used for evacuating the battery cell 30 through the liquid storage cup 11 and the liquid injection nozzle 12; the rod 13 in the cup is movably arranged in the liquid storage cup 11, and the rod 13 in the cup is used for plugging or opening a channel between the liquid storage cup 11 and the liquid injection suction nozzle 12.
The working process of the battery cell liquid injection device 10 is that, firstly, the battery cell 30 is placed in the liquid injection clamp 20, then the liquid storage cup 11 descends under the action of the driving piece, the liquid injection suction nozzle 12 is arranged at the periphery of the liquid injection port 34 of the battery cell 30 in a sealing manner, the cup rod 13 moves upwards under the action of the other driving piece, a channel between the liquid storage cup 11 and the liquid injection suction nozzle 12 is opened, and the liquid storage cup 11 is communicated with the shell 31 of the battery cell 30 through the liquid injection suction nozzle 12. Then, the vacuum pumping device performs vacuum pumping on the battery cell 30 through the liquid storage cup 11 and the liquid injection suction nozzle 12, and when the vacuum degree in the shell 31 of the battery cell 30 meets the process setting requirement, the rod 13 in the cup moves downwards under the action of the driving piece, and a channel between the liquid storage cup 11 and the liquid injection suction nozzle 12 is blocked. Then, the liquid injection pump injects a fixed amount of the electrolyte into the liquid storage cup 11. Then, the rod 13 in the cup moves upward under the action of the driving member, so as to open the channel between the liquid storage cup 11 and the liquid injection nozzle 12, and the electrolyte in the liquid storage cup 11 is sucked into the housing 31 of the battery cell 30 under the action of air pressure. In the above process, most of the electrolyte in the liquid storage cup 11 is sucked into the housing 31 of the battery cell 30, and a small amount of electrolyte remains on the inner wall of the liquid storage cup 11 and the inner wall of the liquid injection nozzle 12, at this time, the liquid storage cup 11 and the housing 31 of the battery cell 30 are communicated through the liquid injection nozzle 12. In one embodiment, the liquid storage cup 11 and the battery cell 30 may be evacuated and pressurized at intervals, so that the residual electrolyte enters the housing 31 of the battery cell 30.
In one embodiment, the structure of the liquid injection clamp 20 is as shown in fig. 2 and fig. 8, the liquid injection clamp 20 comprises a single clamp 200 and a liquid suction member 300, fig. 2 is a schematic structural view of the single clamp 200 arranged below a single liquid storage cup 11, and fig. 8 is a schematic longitudinal cross-sectional view of the single clamp 200. As shown in fig. 2 and 8, the cell fixture 200 includes a fixture housing 210 and a spacer block 250 disposed on an inner wall of the fixture housing 210, the fixture housing 210 includes a side wall 220 and a bottom wall 230, the side wall 220 and the bottom wall 230 together enclose a containing cavity 240, and an upper portion of the fixture housing 210 is open for placing the battery cell 30 into the containing cavity 240. The spacers 250 are arranged on the inner wall of the holder housing 210 in an exchangeable manner, and different spacers 250 are used to make the cell holder 200 compatible with different sizes of cells 30. In a specific embodiment, the pad 250 is detachably disposed on the inner wall of the clamp housing 210, and the detachable manner may be a snap connection, a screw connection, or the like. In addition, the clamp housing 210 of the single clamp 200 may be made of a corrosion-resistant plastic material, and the cushion block 250 may be made of a corrosion-resistant plastic cushion block 250, for example, both the clamp housing 210 and the cushion block 250 may be made of polypropylene plastic.
As shown in fig. 8, the holder housing 210 includes a side wall 220 and a bottom wall 230, the pad 250 includes a side pad 251 and a bottom pad 252, the side pad 251 is replaceably disposed on a side of the side wall 220 close to the accommodating chamber 240, the bottom pad 252 is replaceably disposed on a side of the bottom wall 230 close to the accommodating chamber 240, a groove 253 is formed on a side of the bottom pad 252 close to the accommodating chamber 240, and the liquid absorbing member 300 is replaceably disposed in the groove 253 of the bottom pad 252. In other embodiments, the pad 250 may not be disposed in the cell clamp 200, in this case, the groove 253 is opened on a side of the bottom of the cell clamp 200 close to the accommodating cavity 240, a side of the bottom of the cell clamp 200 close to the accommodating cavity 240 is disposed opposite to the opening of the cell clamp 200, and the liquid absorbing member 300 is replaceably disposed in the groove 253 on the bottom of the cell clamp 200.
In addition, as shown in fig. 8, the liquid injection clamp 20 further includes a first driving member (not shown in the figure) and a driving rod 40, a first through hole 231 is formed on the bottom wall 230 of the clamp housing 210, one end of the driving rod 40 is connected to the first driving member, and the other end passes through the first through hole 231 and is connected to the bottom pad 252; the bottom block 252 is capable of moving up and down under the drive of the first drive member. In addition, as shown in fig. 2 and 8, the jig housing 210 is a rectangular parallelepiped structure with an open top, and the sidewall 220 of the jig housing 210 includes a first sidewall 221, a second sidewall 222, a third sidewall 223, and a fourth sidewall 224, the first sidewall 221 being disposed opposite to the third sidewall 223, and the second sidewall 222 being disposed opposite to the fourth sidewall 224; the second sidewall 222, the third sidewall 223 and the fourth sidewall 224 are sequentially and fixedly connected, the first sidewall 221 is openably and closably connected to the second sidewall 222 and the fourth sidewall 224, and the first sidewall 221 is used for clamping and fixing the battery cell 30.
The size of the battery cell 30 loading manipulator is generally large, and the size of the accommodating cavity 240 in the cell fixture 200 is small, so as to facilitate the manipulator to place the battery cell 30 into the accommodating cavity 240 of the cell fixture 200, as shown in fig. 4, before the battery cell 30 is placed into the cell fixture, the first side wall 221 is far away from the second side wall 222 and the fourth side wall 224, so as to enlarge the space of the accommodating cavity 240 in the fixture housing 210, and in addition, the bottom cushion block 252 is jacked up by the driving rod 40. The manipulator clamps the upper portion of the battery cell 30, places the lower half portion of the battery cell 30 into the accommodating cavity 240 of the fixture housing 210, and places the battery cell 30 on the jacked bottom pad 252, as shown in fig. 5. Then, the bottom block 252 is moved downward by the driving rod 40 to completely place the battery cell 30 in the accommodating cavity 240 of the fixture housing 210, as shown in fig. 6, so that the robot arm is prevented from extending into the fixture housing 210. After the battery cell 30 is completely placed in the receiving cavity 240 of the clamp housing 210, the first sidewall 221 is adjacent to the second sidewall 222 and the fourth sidewall 224, as shown in fig. 7, so as to clamp and fix the battery cell 30 in the receiving cavity 240 of the cell clamp 200.
In one embodiment, the structure of the battery cell liquid injection device 10 is as shown in fig. 3, the liquid injection clamp 20 includes eight single clamps 200, the number of the liquid storage cups 11, the liquid injection nozzles 12, and the cup rods 13 is equal to the number of the single clamps 200, and is eight, each single clamp 200 corresponds to one liquid storage cup 11, and each liquid storage cup 11 is connected to one liquid injection nozzle 12 and one cup rod 13. In the injection jig 20 and the battery cell injection apparatus 10 of the present application, the number of the cell jigs 200 and the liquid storage cups 11 is not limited, and one or more cell jigs 200 and liquid storage cups 11 may be provided.
In addition, as shown in fig. 3, the liquid injection clamp 20 further includes a connecting rod 50 and a second driving member; the number of the single clamps 200 is eight, the eight single clamps 200 are sequentially arranged in parallel, and as shown in fig. 2 and 3, a second through hole 225 is formed in the first side wall 221 of each single clamp 200; one end of the connecting rod 50 is connected to a second driving member (not shown), and the other end of the connecting rod passes through the second through hole 225 on the first side wall 221 of each monomer fixture 200 in sequence, and the connecting rod 50 is fixedly connected to the first side wall 221 of each monomer fixture 200 in a penetrating manner; the second driving member is used for driving the connecting rod 50 to move left and right, and the first side wall 221 of each single clamp 200 moves left and right along with the connecting rod 50, and is further connected with the second side wall 222 and the fourth side wall 224 in an openable and closable manner. As shown in fig. 2 and 3, before the battery cells 30 are placed in the cell holders 200, the first side walls 221 of all the cell holders 200 move leftward together with the connecting rods 50 to enlarge the space of the accommodating cavity 240 in the holder housing 210; after the battery cells 30 are completely placed in the accommodating cavities 240 of the cell holders 200, the first side walls 221 of all the cell holders 200 move to the right along with the connecting rods 50, so that the battery cells 30 are clamped and fixed in the accommodating cavities 240 of the cell holders 200.
In addition, as shown in fig. 2 and 3, a third through hole 226 is formed on the third sidewall 223 of the single clamp 200, the link 50 is movably inserted into the third through hole 226, and when the link 50 moves left and right, the third sidewall 223 does not move together with the link 50. It should be noted that in other embodiments, the third sidewall 223 may not be connected to the link 50, and thus may not move with the link 50.
The utility model provides an annotate liquid anchor clamps 20 and electricity core and annotate liquid equipment 10, one side through being close to holding chamber 240 in the bottom at monomer anchor clamps 200 has seted up recess 253, accomplish annotate liquid when electric core 30, break away from monomer anchor clamps 200 and when circulating to next station, annotate liquid mouth 34 of annotating liquid suction nozzle 12 and electric core 30 and break away from, annotate remaining electrolyte can drip in the liquid suction nozzle 12 and hold in imbibition piece 300 in monomer anchor clamps 200 bottom recess 253, thereby when next electric core 30 is put into in monomer anchor clamps 200, can avoid remaining dripping electrolyte to corrode the shell 31 of newly putting into electric core 30. When the electrolysis in the liquid absorbing piece 300 is too much, the liquid absorbing piece 300 can be replaced in time, so that the manual wiping station is not required to be added, the proportion of the electrolyte to pollute the surface of the battery cell 30 can be reduced under the condition that the liquid injection efficiency of the battery cell 30 is not changed, the scrapped quantity caused by poor appearance is reduced, and the manufacturing cost of the battery cell 30 is reduced.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The liquid injection clamp is characterized by comprising a single clamp and a liquid suction piece, wherein an accommodating cavity is formed in the single clamp, and an opening is formed in the upper part of the single clamp and used for placing a battery cell into the accommodating cavity; and one side opposite to the opening of the monomer clamp is provided with a groove, the liquid absorbing piece is arranged in the groove in a replaceable manner, and the liquid absorbing piece is used for absorbing residual and dropped electrolyte in the liquid injecting suction nozzle.
2. The priming fixture of claim 1, wherein an upper surface of the wicking member is lower than an upper surface of the recess.
3. The priming fixture of claim 1, wherein the liquid absorbing member is liquid absorbing paper or cotton.
4. The liquid injection clamp according to any one of claims 1 to 3, wherein the single clamp comprises a clamp shell and a cushion block, the cushion block is replaceably arranged on the inner wall of the clamp shell, and different cushion blocks are used for enabling the single clamp to be compatible with cells with different sizes; the clamp shell comprises a side wall and a bottom wall, the cushion block comprises a side cushion block and a bottom cushion block, the side cushion block is replaceably arranged on one side, close to the accommodating cavity, of the side wall, and the bottom cushion block is replaceably arranged on one side, close to the accommodating cavity, of the bottom wall; the groove is formed in one side, close to the containing cavity, of the bottom cushion block.
5. The priming fixture of claim 4, further comprising a drive rod and a first drive member; a first through hole is formed in the bottom wall of the clamp shell, one end of the driving rod is connected with the first driving piece, and the other end of the driving rod penetrates through the first through hole to be connected with the bottom cushion block; the bottom cushion block can move up and down under the driving action of the first driving piece.
6. The liquid injection clamp according to claim 4, wherein the clamp housing is a rectangular parallelepiped structure with an open top, and the side walls of the clamp housing include a first side wall, a second side wall, a third side wall and a fourth side wall, the first side wall and the third side wall are disposed opposite to each other, and the second side wall and the fourth side wall are disposed opposite to each other; the second side wall, the third side wall and the fourth side wall are sequentially and fixedly connected, and the first side wall is connected with the second side wall and the fourth side wall in an openable manner; the first side wall is used for clamping and fixing the battery cell.
7. The priming fixture of claim 6, further comprising a linkage and a second drive member; the number of the single clamps is more than two, the single clamps are sequentially arranged in parallel, and a first side wall of each single clamp is provided with a second through hole; one end of the connecting rod is connected with the second driving piece, the other end of the connecting rod sequentially penetrates through the second through holes in the first side walls of the single clamps, and the connecting rod is fixedly connected with the first side walls of the single clamps in a penetrating mode; the second driving piece is used for driving the connecting rods to move left and right, and the first side wall of each single clamp can move left and right along with the connecting rods and then can be connected with the second side wall and the fourth side wall in an opening and closing mode.
8. The liquid injection clamp according to claim 7, wherein a third through hole is formed in the third sidewall, and the connecting rod is movably inserted into the third through hole.
9. A battery core liquid injection device is characterized by comprising a liquid storage cup, a liquid injection suction nozzle and the liquid injection clamp of any one of claims 1 to 8; the liquid storage cup is used for storing electrolyte; the liquid injection clamp is used for fixing the battery cell; the liquid injection suction nozzle is arranged at the bottom of the liquid storage cup and used for being hermetically arranged at the periphery of the liquid injection port of the battery cell when injecting liquid, and then the liquid storage cup is communicated with the shell of the battery cell.
10. The battery cell liquid injection equipment according to claim 9, further comprising a vacuum extractor and a cup rod, wherein the vacuum extractor is connected to the liquid storage cup and is configured to evacuate the battery cell through the liquid storage cup and the liquid injection nozzle; the cup rod is movably arranged in the liquid storage cup, and the cup rod is used for plugging or opening a channel between the liquid storage cup and the liquid injection suction nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022872403.9U CN213878347U (en) | 2020-12-04 | 2020-12-04 | Liquid injection clamp and battery core liquid injection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022872403.9U CN213878347U (en) | 2020-12-04 | 2020-12-04 | Liquid injection clamp and battery core liquid injection equipment |
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| Publication Number | Publication Date |
|---|---|
| CN213878347U true CN213878347U (en) | 2021-08-03 |
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| CN202022872403.9U Active CN213878347U (en) | 2020-12-04 | 2020-12-04 | Liquid injection clamp and battery core liquid injection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115732871A (en) * | 2022-12-06 | 2023-03-03 | 重庆太蓝新能源有限公司 | Electrolyte receiving device |
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2020
- 2020-12-04 CN CN202022872403.9U patent/CN213878347U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115732871A (en) * | 2022-12-06 | 2023-03-03 | 重庆太蓝新能源有限公司 | Electrolyte receiving device |
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Address after: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province Patentee after: Xinwangda Power Technology Co.,Ltd. Address before: 518107 Xinwangda Industrial Park, No.18, Tangjia south, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Patentee before: SUNWODA ELECTRIC VEHICLE BATTERY Co.,Ltd. |
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