CN107799715B - Liquid supplementing mechanism for supplementing liquid to battery - Google Patents
Liquid supplementing mechanism for supplementing liquid to battery Download PDFInfo
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- CN107799715B CN107799715B CN201710797327.XA CN201710797327A CN107799715B CN 107799715 B CN107799715 B CN 107799715B CN 201710797327 A CN201710797327 A CN 201710797327A CN 107799715 B CN107799715 B CN 107799715B
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
The invention discloses a liquid supplementing mechanism for supplementing liquid to a battery. The liquid injection device comprises a liquid injection cup and a liquid injection nozzle, the liquid injection cup is communicated with the liquid injection nozzle through a hose, the liquid injection device further comprises a vacuum-pumping valve forming a vacuum-pumping path with the liquid injection cup, the hose and the liquid injection nozzle, and the liquid injection device further comprises a lifting part for driving the liquid injection nozzle to lift; the residual liquid collecting device is positioned below the liquid injection nozzle. According to the liquid replenishing mechanism for replenishing the liquid to the battery, the liquid filling device and the residual liquid collecting device are arranged, the structure of the devices is optimally designed, the liquid replenishing effect is improved, the production quality and the production efficiency of the battery are improved, and the production cost of the battery is reduced.
Description
Technical Field
The invention relates to the field of mechanical and automatic production of batteries, in particular to a liquid supplementing mechanism for supplementing liquid to a battery.
Background
After the battery is filled, a part of the electrolyte is lost due to the reasons of vacuumizing, adhesion of a filling cup and the like, so that a large amount of the battery needs to be replenished in the filling process. At present, most of lithium battery fluid infusion is carried out at normal temperature, if air exists in a battery cell or a fluid infusion pipeline, the fluid infusion effect is poor, the battery cell cannot be filled with electrolyte, and the fluid infusion precision is affected. How to improve the effect of fluid infusion, improve the production quality and the production efficiency of the battery, and reduce the production cost of the battery is a technical problem that research and development personnel of enterprises need to solve.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the liquid supplementing mechanism for supplementing the liquid to the battery, so that the liquid supplementing effect is improved, the production quality and the production efficiency of the battery are improved, and the production cost of the battery is reduced.
The purpose of the invention is realized by the following technical scheme:
a liquid supplementing mechanism for supplementing liquid to a battery comprises a liquid injection device and a residual liquid collecting device;
the liquid injection device comprises a liquid injection cup and a liquid injection nozzle, the liquid injection cup is communicated with the liquid injection nozzle through a hose, the liquid injection device further comprises a vacuum-pumping valve forming a vacuum-pumping path with the liquid injection cup, the hose and the liquid injection nozzle, and the liquid injection device further comprises a lifting part for driving the liquid injection nozzle to lift;
the residual liquid collecting device is positioned below the liquid injection nozzle.
In one embodiment, the elevating part includes: the liquid injection device comprises a lifting cylinder, a lifting guide assembly and a liquid injection plate, wherein the lifting cylinder drives the liquid injection plate to move up and down along the lifting guide assembly, and a liquid injection nozzle is installed on the liquid injection plate.
In one embodiment, the lift guide assembly comprises: first lift is drawn guide rail, second and is gone up and down to draw guide rail, first lift guide block, second lift guide block, first lift draw the guide rail with the second goes up and down to draw the guide rail and be parallel to each other and the interval sets up, first lift guide block slides and locates on the first lift guides the guide rail, second lift guide block slides and locates on the second goes up and down to draw the guide rail, annotate the both ends of liquid board and be fixed in respectively first lift guide block reaches second lift guide block.
In one embodiment, the liquid injection device comprises a plurality of liquid injection cups and a plurality of liquid injection nozzles corresponding to the liquid injection cups one to one.
According to the liquid replenishing mechanism for replenishing the liquid to the battery, the liquid filling device and the residual liquid collecting device are arranged, the structure of the devices is optimally designed, the liquid replenishing effect is improved, the production quality and the production efficiency of the battery are improved, and the production cost of the battery is reduced.
Drawings
Fig. 1 is a structural diagram (one) of a fluid replenishing mechanism for replenishing a battery according to an embodiment of the present invention;
fig. 2 is a structural diagram (ii) of a fluid replenishing mechanism for replenishing a battery with fluid according to an embodiment of the present invention;
FIG. 3 is a block diagram of the residual liquid collecting apparatus shown in FIG. 1;
FIG. 4 is a cross-sectional view of the filter device at the pouring cup;
FIG. 5 is a cross-sectional view of the pouring cup.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" 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," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, a fluid replenishing mechanism 10 for replenishing a battery with a fluid includes a fluid filling device 100 and a residual fluid collecting device 200.
Next, a specific structure of the liquid injection device 100 will be described:
the pouring device 100 includes a pouring cup 110 and a pouring nozzle 120, and the pouring cup 110 and the pouring nozzle 120 are connected by a hose (not shown). The liquid pouring device 100 further includes a vacuum valve 130 forming a vacuum path with the liquid pouring cup 110, the hose, and the liquid pouring nozzle 120, and the liquid pouring device 100 further includes a lifting unit 140 for driving the liquid pouring nozzle 120 to move up and down. The residual liquid collecting device 200 is positioned below the liquid pouring nozzle 120.
The liquid supplementing mechanism 10 for supplementing liquid to the battery adopts a vacuumizing liquid supplementing mode, firstly vacuumizes the battery core, and then supplements liquid, so that the liquid supplementing efficiency and precision are improved, and the qualified rate of battery core production is improved.
The vacuumizing step comprises: the electric core that will treat the fluid infusion is placed on anchor clamps, and anchor clamps are transported to and are annotated liquid mouth below by the conveyer belt, annotate liquid mouth downstream, aim at the notes liquid hole on the electric core, and sealed notes liquid hole, the vacuum valve is opened, and the evacuation is carried out, and vacuum is in proper order through annotating liquid cup 110, hose, annotating liquid mouth 120, electric core to take out the air in the electric core.
The liquid supplementing method comprises the following steps: after the battery core is vacuumized, the vacuum valve is closed, the liquid preparation diaphragm valve is opened, the electrolyte is replenished through the liquid inlet of the liquid injection cup, and the electrolyte sequentially passes through the liquid injection cup 110, the hose, the liquid injection nozzle 120 and the battery core, so that the electrolyte is input into the battery core.
Due to the material of the battery cell, or the too tight pressure of the battery cell and other reasons, the electrolyte permeation is slow, and the electrolyte replenishing time is long. When the fluid infusion, through setting up the nitrogen gas malleation device of being connected with annotating liquid cup 110, annotate liquid cup 110 input nitrogen gas malleation for giving, make the quick infiltration of electrolyte to electric core to nitrogen gas is an inert gas, can not take place the reflection with electrolyte, and cheaper, like this, efficient, the quality is good, and is with low costs.
As shown in fig. 2, specifically, the elevating part 140 includes: lifting cylinder 141, lifting guide assembly 142, liquid injection plate 143. The lifting cylinder 141 drives the liquid injection plate 143 to move up and down along the lifting guide assembly 142, and the liquid injection nozzle 120 is mounted on the liquid injection plate 143. Further, the elevation guide assembly 142 includes: a first elevation guide rail 142a, a second elevation guide rail 142b, a first elevation guide block 142c, and a second elevation guide block 142 d. The first elevation guide rail 142a and the second elevation guide rail 142b are parallel to each other and are arranged at intervals, the first elevation guide block 142c is slidably disposed on the first elevation guide rail 142a, the second elevation guide block 142d is slidably disposed on the second elevation guide rail 142b, and both ends of the liquid injection plate 143 are fixed to the first elevation guide block 142c and the second elevation guide block 142d, respectively. It can be seen that the elevation guide assembly 142 improves the elevation stability of the pouring nozzle 120 by providing the first elevation guide rail 142a, the second elevation guide rail 142b, the first elevation guide block 142c, and the second elevation guide block 142d, and optimizing the structures of the respective components.
In this embodiment, the pouring device 100 includes a plurality of pouring cups 110 and a plurality of pouring nozzles 120 corresponding to the plurality of pouring cups 110 one by one. Through setting up a plurality of notes liquid cups 110 and a plurality of notes liquid mouth 120, can carry out the fluid infusion to a plurality of electric cores simultaneously, greatly improved the efficiency of production.
As shown in fig. 3, the following describes the structure of the residual liquid collecting apparatus 200:
after the secondary liquid supplement, the liquid can be remained in the places where the liquid filling cup 110, the liquid filling nozzle 120, the hose and the like pass through the electrolyte, if the liquid cannot be cleaned in time, the weight of the next liquid supplement of the electric core can be increased, the residual liquid collecting device 200 is additionally arranged below the liquid filling device 100, the places where the electrolyte remains, such as the liquid filling cup 110, the liquid filling nozzle 120, the hose and the like, can be cleaned, and thus the liquid supplementing precision can be improved.
Receive residual liquid device 200, includes: a residual liquid collecting support plate 210, a horizontal guide component 220, a horizontal driving part 230 and a residual liquid collecting box body 240.
The horizontal guide member 220 is mounted on the residual liquid collecting support plate 210, the residual liquid collecting box 240 is slidably disposed on the horizontal guide member 220 in a reciprocating manner in the horizontal direction, and the horizontal driving portion 230 drives the residual liquid collecting box 240 to slidably move in a reciprocating manner along the horizontal guide member 220.
The residual liquid collecting box 240 is provided with a residual liquid inlet 241, the residual liquid inlet 241 is provided with a sealing ring 242, and the sealing ring 242 is fixed at the residual liquid inlet 241 through a fixing block 243.
Specifically, the horizontal driving part 230 is a cylinder driving structure, and the horizontal guiding assembly 220 includes: a first horizontal guide rail 221, a second horizontal guide rail 222, a first horizontal guide block 223, a second horizontal guide block 224. The first horizontal guide rail 221 and the second horizontal guide rail 222 are parallel to each other and are arranged at intervals, the first horizontal guide block 223 is slidably disposed on the first horizontal guide rail 221, the second horizontal guide block 224 is slidably disposed on the second horizontal guide rail 222, and both ends of the residual liquid collecting box 240 are respectively fixed to the first horizontal guide block 223 and the second horizontal guide block 224.
The working principle of the residual liquid collecting device 200 is as follows:
the horizontal driving part 230 pushes the residual liquid collecting box body 240 so that the first horizontal guide block 223 and the second horizontal guide block 224 respectively slide along the first horizontal guide rail 221 and the second horizontal guide rail 222 in a reciprocating manner, and the residual liquid collecting box body 240 reaches a specified position to prepare for collecting residual liquid;
the lifting part 140 of the liquid injection nozzle 120 is driven to move downwards and reach the residual liquid inlet 241 of the residual liquid collecting box body 240;
the nitrogen valve is opened, and residual liquid in the liquid injection cup 110, the hose and the liquid injection nozzle 120 is blown away, so that when the next battery cell is subjected to liquid injection, electrolyte cannot be increased, the battery cell is prevented from being overweight, and the precision and the efficiency of liquid injection are improved.
In this embodiment, the residual liquid receiving box 240 is provided with a plurality of residual liquid inlets 241, the plurality of residual liquid inlets 241 correspond to the plurality of liquid injection nozzles 120 one by one, and the plurality of residual liquid inlets 241 are arranged in a line shape at intervals in sequence. By providing a plurality of residual liquid stream inlets 241, production efficiency is greatly improved.
It should be noted that, the injection device 100 may perform vacuum pumping before fluid replacement, and may draw out the remaining electrolyte at the same time, and since the electrolyte solvent contains a lithium salt substance, the lithium salt substance may form crystals, and the crystals may block the electric valve, such as a vacuum valve, a vacuum meter, and other components, thereby reducing the service life of the electric valve. In order to solve the technical problem, a filtering device 300 is arranged at the liquid injection cup 110 to adsorb gas in the electrolyte, reduce damage to the electric valve and reduce the use cost of the equipment.
As shown in fig. 4, the following describes a specific structure of the filter device 300:
a filter device 300 includes a filter cup body 310 and a filter assembly 320. The filter cup body 310 is a hollow cavity structure with two open ends, and the filter assembly 320 is accommodated in the hollow cavity of the filter cup body 310.
The filter assembly 320 includes: a filtering support rod 321, a first chemical filter 322 and a second chemical filter 323. The first chemical filter 322 and the second chemical filter 323 are respectively fixed at two ends of the filtering support bar 321, and the first chemical filter 322 and the second chemical filter 323 are respectively arranged near two end openings of the filtering cup body 310.
Specifically, the first chemical filter 322 is a mesh-shaped plate-shaped body, the first chemical filter 322 has a first filter hole, and a first paper sealing plug is arranged in the first filter hole; the second chemical filter 323 is a mesh-shaped plate-shaped sheet body, the second chemical filter 323 is provided with a second filtering hole, and a second paper sealing plug is arranged in the second filtering hole. In this embodiment, the first paper sealing plug is a spherical structure, and the second paper sealing plug is a spherical structure. That is, the first chemical filter 322 has the same structure as the second chemical filter 323.
It is understood that the filter 300 provided in the liquid pouring cup 110 can effectively adsorb the gas in the electrolyte, reduce the damage to the electric valve, and reduce the cost for using the device.
It should be noted that the liquid injection device 100 performs liquid injection on the battery cell, and the electrolyte is mainly injected into the battery cell through the liquid injection cup 110, the hose, and the liquid injection nozzle 120. After the liquid injection device 100 completes the liquid injection of the battery core, the liquid injection cup 110 is influenced by external factors such as air pressure, and the like, and the remained electrolysis is inevitably caused to flow to the liquid injection nozzle 120 through the hose, so that a dripping phenomenon is formed. To better address this problem, further optimization of the construction of the pour cup 110 is desired.
As shown in FIG. 5, the pouring cup 110 includes a pouring cup body 111 and an anti-drip member 112. The liquid filling cup body 111 is a hollow structure with two open ends, the liquid filling cup body 111 has a liquid inlet 113 and a liquid outlet 114, and the drip-proof assembly 112 is accommodated in the hollow structure of the liquid filling cup body 111 and is disposed close to the liquid outlet 114 of the liquid filling cup body 111.
The drip-proof assembly 112 is a pipe structure bent in an "n" shape, the drip-proof assembly 112 has a liquid input end 115 and a liquid output end 116, the liquid input end 115 of the drip-proof assembly 112 is supported against the cavity wall of the hollow cavity of the liquid injection cup body 111, and the liquid output end 116 of the drip-proof assembly 112 is inserted into the liquid outlet 114 of the liquid injection cup body 111.
Further, the liquid filling cup 110 further comprises a sealing one-way valve 117, and the sealing one-way valve 117 is installed at the liquid inlet 113 of the liquid filling cup body 111. The sealing one-way valve 117 comprises a movable rod 118 and an elastic element 119, wherein the movable rod 118 is arranged through the liquid inlet 113 of the liquid injection cup body 111 and is elastically connected with the cavity wall of the hollow cavity of the liquid injection cup body 111 through the elastic element 119. In this embodiment, the elastic member 119 is a spring.
The part of the movable rod 118 exposed out of the hollow cavity of the liquid injection cup body 111 is driven by an air cylinder (not shown), the air cylinder drives the movable rod 118 to extend out, the elastic element 119a is compressed, the valve can be opened, the air cylinder contracts, the elastic element 119a resets, the movable rod 118 is driven to reset, and the valve is closed. The sealing one-way valve 117 plays the role of automatic homing and automatic sealing.
Open the valve and annotate liquid cup 110 in notes electrolyte, electrolyte gets into liquid outlet 114 through the antidrip liquid subassembly 112 of bottom, specifically is, opens the check valve, annotates nitrogen gas, exerts electrolyte pressure, makes electrolyte get into liquid outlet 114 through antidrip liquid subassembly 112, like this, annotates the liquid back, stops to input nitrogen gas, even annotate and have electrolyte in the liquid cup 110, also can not the dribbling.
According to the liquid replenishing mechanism 10 for replenishing liquid to the battery, the liquid filling device 100 and the residual liquid collecting device 200 are arranged, the structure of the devices is optimally designed, the liquid replenishing effect is improved, the production quality and the production efficiency of the battery are improved, and the production cost of the battery is reduced.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. A liquid supplementing mechanism for supplementing liquid to a battery is characterized by comprising a liquid injecting device and a residual liquid collecting device;
the liquid injection device comprises a liquid injection cup and a liquid injection nozzle, the liquid injection cup is communicated with the liquid injection nozzle through a hose, the liquid injection device further comprises a vacuum-pumping valve forming a vacuum-pumping path with the liquid injection cup, the hose and the liquid injection nozzle, and the liquid injection device further comprises a lifting part for driving the liquid injection nozzle to lift;
the residual liquid collecting device is positioned below the liquid injection nozzle;
the liquid injection cup is characterized in that a filtering device is arranged at the liquid injection cup and comprises a filtering cup body and a filtering assembly, the filtering cup body is of a hollow cavity structure with two open ends, and the filtering assembly is accommodated in the hollow cavity of the filtering cup body;
the filter assembly includes: the filter cup comprises a filter supporting rod, a first chemical filter and a second chemical filter, wherein the first chemical filter and the second chemical filter are respectively fixed at two ends of the filter supporting rod and are respectively close to openings at two ends of the filter cup body;
the first chemical filter is a mesh-shaped plate-shaped sheet body, the first chemical filter is provided with first filter holes, and first sealing paper plugs are arranged in the first filter holes;
the second chemical filter is a mesh-shaped plate-shaped sheet body, the second chemical filter is provided with second filtering holes, and second paper sealing plugs are arranged in the second filtering holes;
the first paper sealing plug is of a spherical structure, and the second paper sealing plug is of a spherical structure;
the liquid injection cup comprises a liquid injection cup body and a drip-proof component, wherein the liquid injection cup body is a hollow cavity structure with openings at two ends;
the drip-proof assembly is contained in the hollow cavity of the liquid injection cup body and is arranged close to the liquid outlet of the liquid injection cup body;
the drip-proof component is of a pipeline structure bent into an n shape and provided with a liquid input end and a liquid output end, the liquid input end of the drip-proof component is abutted against the cavity wall of the hollow cavity of the liquid injection cup body, and the liquid output end of the drip-proof component is inserted at the liquid outlet of the liquid injection cup body;
the liquid injection cup further comprises a sealing one-way valve, and the sealing one-way valve is mounted at the liquid inlet of the liquid injection cup body;
the sealing one-way valve comprises a movable rod and an elastic piece, wherein the movable rod penetrates through the liquid inlet of the liquid injection cup body and is connected with the cavity wall of the hollow cavity of the liquid injection cup body in an elastic mode through the elastic piece.
2. The fluid replacement mechanism for replacing a battery with fluid according to claim 1, wherein the elevating unit includes: the liquid injection device comprises a lifting cylinder, a lifting guide assembly and a liquid injection plate, wherein the lifting cylinder drives the liquid injection plate to move up and down along the lifting guide assembly, and a liquid injection nozzle is installed on the liquid injection plate.
3. The fluid replacement mechanism for replacing a battery with fluid according to claim 2, wherein the lifting guide assembly comprises: first lift is drawn guide rail, second and is gone up and down to draw guide rail, first lift guide block, second lift guide block, first lift draw the guide rail with the second goes up and down to draw the guide rail and be parallel to each other and the interval sets up, first lift guide block slides and locates on the first lift guides the guide rail, second lift guide block slides and locates on the second goes up and down to draw the guide rail, annotate the both ends of liquid board and be fixed in respectively first lift guide block reaches second lift guide block.
4. The mechanism of claim 1, wherein the filling device comprises a plurality of filling cups and a plurality of filling nozzles corresponding to the filling cups one to one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710797327.XA CN107799715B (en) | 2017-09-06 | 2017-09-06 | Liquid supplementing mechanism for supplementing liquid to battery |
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| CN201710797327.XA CN107799715B (en) | 2017-09-06 | 2017-09-06 | Liquid supplementing mechanism for supplementing liquid to battery |
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| CN107799715A CN107799715A (en) | 2018-03-13 |
| CN107799715B true CN107799715B (en) | 2021-05-04 |
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| CN110556505B (en) * | 2019-08-26 | 2024-02-09 | 龙能科技(宁夏)有限责任公司 | Machine adjusting device and method for liquid injection pump of liquid injection machine |
| CN110600670A (en) * | 2019-10-30 | 2019-12-20 | 东莞市德瑞精密设备有限公司 | Liquid injection cup and liquid injection method thereof |
| CN113506960A (en) * | 2021-06-26 | 2021-10-15 | 苏州贝爱特自动化科技有限公司 | Battery cell fluid infusion line |
| CN114243232A (en) * | 2021-06-26 | 2022-03-25 | 苏州贝爱特自动化科技有限公司 | Helium production line is annotated to fluid infusion |
| CN114243233A (en) * | 2021-06-26 | 2022-03-25 | 苏州贝爱特自动化科技有限公司 | Nitrogen injection, liquid supplementing and rubber plug pulling line body |
| CN113506959B (en) * | 2021-06-26 | 2023-10-20 | 苏州贝爱特自动化科技有限公司 | Nitrogen filling and liquid supplementing line for lithium battery |
| CN114188678A (en) * | 2021-11-30 | 2022-03-15 | 广东利元亨智能装备股份有限公司 | Liquid injection device and liquid injection production line |
| CN115463919A (en) * | 2022-08-25 | 2022-12-13 | 广东利元亨智能装备股份有限公司 | Cleaning device for liquid injection cup for battery |
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| CN205050918U (en) * | 2015-09-17 | 2016-02-24 | 东莞市德瑞精密设备有限公司 | Meet raffinate mechanism |
| CN106784594A (en) * | 2017-03-08 | 2017-05-31 | 东莞丰源锂能电池设备有限公司 | A kind of linear cylindrical battery vacuum liquid filling mechanism |
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| CN107799715A (en) | 2018-03-13 |
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