CN201699078U - Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner - Google Patents

Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner Download PDF

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Publication number
CN201699078U
CN201699078U CN2010201981312U CN201020198131U CN201699078U CN 201699078 U CN201699078 U CN 201699078U CN 2010201981312 U CN2010201981312 U CN 2010201981312U CN 201020198131 U CN201020198131 U CN 201020198131U CN 201699078 U CN201699078 U CN 201699078U
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CN
China
Prior art keywords
electrolyte
battery
injection
liquid
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010201981312U
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Chinese (zh)
Inventor
杨志明
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Shenzhen Xinyuren Technology Co Ltd
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Shenzhen Xinyuren Technology Co Ltd
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Priority to CN2010201981312U priority Critical patent/CN201699078U/en
Application granted granted Critical
Publication of CN201699078U publication Critical patent/CN201699078U/en
Anticipated expiration legal-status Critical
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model relates to a battery electrolyte injecting machine capable of accurately controlling electrolyte injection in a micro-scale manner, which comprises an electrolyte storage case, an electrolyte injecting tube and a battery. Because a quantifier capable of accurately injecting electrolyte in a micro-scale manner is arranged on the electrolyte injecting tube, flow and flow rate of electrolyte inside the electrolyte injecting tube are accurately controlled by using the quantifier during electrolyte injection, high-precision control of the flow of the electrolyte of the electrolyte injection process can be achieved, and simultaneously the quantifier can also record the flow amount of the electrolyte inside the electrolyte injecting tube so as to achieve the purpose of displaying electrolyte injection volume. When the battery electrolyte injecting machine is used, the whole electrolyte injection process can be completed only by controlling a gas-liquid converting valve or a control valve. The battery electrolyte injecting machine also has the advantages of convenient operation. Furthermore, dust in the battery can be avoided to be taken into the electrolyte during evacuation because a dry air pipeline joint and an evacuating pipeline joint which are arranged on the upper portion of the electrolyte storage case, and the electrolyte injecting tube are designed in a separated manner, thereby improving injected electrolyte purity and enhancing battery quality.

Description

Can accurately reach the liquid-filling machine for battery of trace control electrolyte injection
[technical field]
The utility model is meant a kind of fluid injection machine equipment, especially particularly relates to a kind of liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte that is used for lithium ion battery vacuum fluid injection field.
[background technology]
Please refer to Figure 1 and Figure 2, the existing lithium ion battery fluid injection operation that is used for adopts two kinds of fluid injection body modes, it is a kind of to be the fluid injection mode of utilizing suck-back, its principle is treating that the battery 2 of fluid injection puts in the vacuum tank 1 of the state of being evacuated, utilizing the vacuum of the suction electrolyte in the vacuum tank 1 and the dry gas of injection alternately electrolyte to be sucked in the battery case of battery 2.This kind fluid injection mode can reach the purpose of injecting fluid, still, because of a large amount of electrolyte of battery case remained on surface behind the injecting fluid, the electrolyte that its waste is a large amount of.Also make simultaneously the amount of liquid of the electrolyte that is injected in battery 2 inside produce very large deviation easily, cause fluid injection scale of construction error big with the amount of liquid that preestablishes the injection of requirement.Another kind of rotating disc type fluid injection machine, its utilization is arranged at the rotating disk 3 in the tight formula HighPower pump metering, the vacuum that is inhaled into electrolyte in these rotating disk 3 Spin Control vacuum tanks and the dry gas of injection are alternately, the electrolyte that orders about in the vacuum tank is inhaled into battery case inside, reaches the purpose of injection electrolyte.In injection process, need just can reach the purpose of injection electrolyte,, cause it can only reach the injection of low precision because of being difficult to control absorption and the vacuum degree in each road link through the multiple tracks link.
[utility model content]
Technical purpose of the present utility model be provide in order to solve the problem that above-mentioned prior art exists a kind of have easy to operate, show reservoir quantity and the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte that can high-precision control flow of electrolyte.
In order to realize technique scheme, the utility model provides a kind of liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte, it comprises fluid storage tank, the liquid injection pipe that is connected with fluid storage tank and the battery that is connected in the liquid injection pipe other end, and described liquid injection pipe is provided with can accurately control the meter that is connected with the battery upper liquid filling mouth that complex root is injected flow of electrolyte simultaneously.
According to above-mentioned major technique feature, also be provided with the mechanism for filling liquid that is used to control battery vacuum-pumping, injection electrolyte on the described liquid injection pipe.
According to above-mentioned major technique feature, described mechanism for filling liquid comprises the ball valve that is arranged on liquid injection pipe one end, the three-way pipe that is arranged at the gas-liquid switching valve on the liquid injection pipe other end and is installed on gas-liquid switching valve one side.
According to above-mentioned major technique feature, described three-way pipe comprises the vacuum-pumping tube pipeline joint that vacuumizes when being used for fluid injection, is used to inject the dry gas pipe joint of dry gas and the total pipe joint that is connected with the gas-liquid switching valve.
According to above-mentioned major technique feature, described fluid storage tank top be respectively equipped be used for adding or the fluid injection process add at any time electrolyte charging aperture, be used for the fluid injection process electrolyte exerted pressure to reach the pressurization mouth of accelerating fluid injection speed and to be used for the battery fluid infusion the vacuum orifice to battery vacuum-pumping; Described fluid storage tank bottom also is provided with the defective material outlet that is used to discharge the clout in the fluid storage tank electrolyte inside.
Useful technique effect of the present utility model: because of described liquid injection pipe is provided with meter, the fluid injection process utilizes meter accurately to control the flow and the flow speed of the electrolyte of liquid injection pipe inside, make it can reach high precision control to flow of electrolyte, how much can also write down the interior flow of electrolyte of liquid injection pipe on the described meter simultaneously, thereby reach the purpose that shows reservoir quantity.During use, only need can finish whole electrolyte injection process by control gas-liquid switching valve or control valve, with existing injection system, the utility model also has easy to operate advantage.Separate design owing to be arranged at the dry gas pipe joint on fluid storage tank top and vacuum-pumping tube pipeline joint and liquid injection pipe again, when avoiding vacuumizing the dust in the battery is brought in the electrolyte, lifting fluid injection degree of purity reaches the quality of raising battery.Do not remain in battery surface owing to do not have electrolyte during fluid injection again, reach and economize in raw materials and guarantee the attractive in appearance of battery surface.
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
[description of drawings]
Fig. 1 is the schematic diagram of existing inverse inhalation type fluid injection machine;
Fig. 2 is the schematic diagram of existing rotating disc type fluid injection machine;
Fig. 3 is the schematic diagram of the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte in the utility model.
[specific embodiment]
Please refer to shown in Figure 3ly, below in conjunction with a kind of liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte of specific embodiment explanation, it comprises fluid storage tank 4, liquid injection pipe 13, mechanism for filling liquid and meter 7.
Described fluid storage tank 4 tops be respectively equipped be used for adding or the fluid injection process add at any time electrolyte charging aperture 14, be used for the fluid injection process to electrolyte is exerted pressure when reaching the pressurization mouth 16 of accelerating fluid injection speed and being used for battery 8 fluid infusion and battery 8 vacuumizes vacuum orifice 15; Described fluid storage tank 4 bottoms also are provided with the defective material outlet 5 that is used to discharge the clout in fluid storage tank 4 electrolyte insides.
Described mechanism for filling liquid comprises that an end is connected with fluid storage tank 4 and the other end is used for the liquid injection pipe 13 that is directly contacted fluid injection by battery 8 upper liquid filling mouths of injection electrolyte, is arranged at the control valve 6 on the liquid injection pipe 13 that is close to fluid storage tank 4 one ends, the three-way pipe 10 that is arranged at the gas-liquid switching valve 12 on the liquid injection pipe 13 and is installed on gas-liquid switching valve 12 1 sides.Described three-way pipe 10 comprises the vacuum-pumping tube pipeline joint 9 that vacuumizes when being used for fluid injection, is used to inject the dry gas pipe joint 11 of dry gas and the total pipe joint that is connected with gas-liquid switching valve 12.
One end of described liquid injection pipe 13 is connected on fluid storage tank 4 sidewalls, and the other end of described liquid injection pipe 13 directly with by the liquid injection port of the battery 8 of injection electrolyte is connected.On the liquid injection pipe 13 of liquid injection pipe 13 and periphery, fluid storage tank 4 intersection, control valve 6 is installed, is positioned on the liquid injection pipe 13 on battery 8 tops gas-liquid switching valve 12 is installed, on this gas-liquid switching valve 12 three-way pipe 10 is installed.
During fluid injection, station conversion by gas-liquid switching valve 12 vacuumizes battery 8, vacuumize finish after, regulate the station of gas-liquid switching valve 12, utilize atmospheric pressure that electrolyte is sucked in the battery 8, for guaranteeing reservoir quantity, can be simultaneously by pressurization mouthful 16 pairs of fluid storage tank 4 pressurizations, make electrolyte inject battery 8 faster, regulate the station of gas-liquid switching valve 12 again, feed dry gas ducted electrolyte is injected battery 8.Control the reservoir quantity of battery 8 by the demonstration of meter 7, can realize the high accuracy fluid injection.When fluid injection does not reach set point, close the control valve 6 on the remaining pipes, emit the electrolyte of 4 li of fluid storage tanks, again fluid injection after vacuumizing by 15 pairs of batteries 8 of vacuum orifice then, doing like this is electrolyte to be drawn into vacuum lead internal corrosion pipeline for fear of with the vacuumizing of three-way pipe 10 places the time.
Because battery does not need the electrolyte contact yet, has both avoided battery surface to speckle with the waste that electrolyte causes, guaranteed battery 8 surfaces attractive in appearance; Simultaneously, the speed of fluid injection and the precision of fluid injection also have significant improvement, can be disposable the fluid injection success, guaranteed the quality of battery.In addition, the utility model also has and economizes in raw materials, guarantees the specious advantage of battery.
In sum, because of described liquid injection pipe 13 is provided with meter 7, the fluid injection process, utilize the meter 7 accurately flow and the flow speed of the electrolyte of control liquid injection pipe 13 inside, make it can reach high precision control to flow of electrolyte, can also write down on the described meter 7 simultaneously in the liquid injection pipe 13 flow of electrolyte what, thereby reach the purpose that shows reservoir quantity.During use, only need can finish whole electrolyte injection process by control gas-liquid switching valve 12 or control valve 6, with existing injection system, the utility model also has easy to operate advantage.Separate design owing to be arranged at the dry gas pipe joint 11 on fluid storage tank 4 tops and vacuum-pumping tube pipeline joint 9 and liquid injection pipe 13 again, when avoiding vacuumizing the dust in the battery 8 is brought in the electrolyte, lifting fluid injection degree of purity reaches the quality of raising battery.Do not remain in battery 8 surfaces owing to do not have electrolyte during fluid injection again, reach and economize in raw materials and guarantee the attractive in appearance of battery surface.

Claims (5)

1. one kind can accurately reach the liquid-filling machine for battery that trace control electrolyte is injected, it comprises fluid storage tank, the liquid injection pipe that is connected with fluid storage tank and the battery that is connected in the liquid injection pipe other end, it is characterized in that: described liquid injection pipe is provided with can accurately control the meter that is connected with the battery upper liquid filling mouth that complex root is injected flow of electrolyte simultaneously.
2. the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte according to claim 1 is characterized in that: also be provided with the mechanism for filling liquid that is used to control battery vacuum-pumping, injection electrolyte on the described liquid injection pipe.
3. the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte according to claim 2, it is characterized in that: described mechanism for filling liquid comprises the ball valve that is arranged on liquid injection pipe one end, the three-way pipe that is arranged at the gas-liquid switching valve on the liquid injection pipe other end and is installed on gas-liquid switching valve one side.
4. the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte according to claim 3 is characterized in that: described three-way pipe comprises the vacuum-pumping tube pipeline joint that vacuumizes when being used for fluid injection, is used to inject the dry gas pipe joint of dry gas and the total pipe joint that is connected with the gas-liquid switching valve.
5. the liquid-filling machine for battery that can accurately reach the injection of trace control electrolyte according to claim 1 is characterized in that: described fluid storage tank top be respectively equipped be used for adding or the fluid injection process add at any time electrolyte charging aperture, be used for the fluid injection process electrolyte exerted pressure to reach the pressurization mouth of accelerating fluid injection speed and to be used for the battery fluid infusion the vacuum orifice to battery vacuum-pumping; Described fluid storage tank bottom also is provided with the defective material outlet that is used to discharge the clout in the fluid storage tank electrolyte inside.
CN2010201981312U 2010-05-19 2010-05-19 Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner Expired - Fee Related CN201699078U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201981312U CN201699078U (en) 2010-05-19 2010-05-19 Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner

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Application Number Priority Date Filing Date Title
CN2010201981312U CN201699078U (en) 2010-05-19 2010-05-19 Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102760856A (en) * 2011-04-29 2012-10-31 何仁雄 Automatic weighing and qualifying liquid injection device
CN103733387A (en) * 2011-08-17 2014-04-16 Vb汽车电池有限责任公司 Method for producing a battery filled with a liquid electrolyte, filling vessel therefor, machine, and battery
CN104716293A (en) * 2013-12-13 2015-06-17 中国科学院大连化学物理研究所 Metal/air battery electrolyte management apparatus and application thereof
CN105371930A (en) * 2015-04-23 2016-03-02 深圳市创明新能源股份有限公司 Battery filling detection device and battery filling detection method
CN106838375A (en) * 2017-02-15 2017-06-13 宁德时代新能源科技股份有限公司 Priming device
CN107994867A (en) * 2017-11-23 2018-05-04 苏州艺力鼎丰智能技术有限公司 A kind of method of precisely fluid injection

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102760856A (en) * 2011-04-29 2012-10-31 何仁雄 Automatic weighing and qualifying liquid injection device
CN102760856B (en) * 2011-04-29 2014-12-17 何仁雄 Automatic weighing and qualifying liquid injection device
CN103733387A (en) * 2011-08-17 2014-04-16 Vb汽车电池有限责任公司 Method for producing a battery filled with a liquid electrolyte, filling vessel therefor, machine, and battery
CN103733387B (en) * 2011-08-17 2017-05-31 Vb汽车电池有限责任公司 A kind of method of the battery that liquid electrolyte is filled with for production, a kind of container filling, a kind of equipment and a kind of battery
US9786900B2 (en) 2011-08-17 2017-10-10 Johnson Controls Autobatterie Gmbh & Co. Kgaa Method for producing a battery filled with a liquid electrolyte, filling vessel therefor, machine and battery
CN104716293A (en) * 2013-12-13 2015-06-17 中国科学院大连化学物理研究所 Metal/air battery electrolyte management apparatus and application thereof
CN105371930A (en) * 2015-04-23 2016-03-02 深圳市创明新能源股份有限公司 Battery filling detection device and battery filling detection method
CN106838375A (en) * 2017-02-15 2017-06-13 宁德时代新能源科技股份有限公司 Priming device
CN106838375B (en) * 2017-02-15 2019-04-12 宁德时代新能源科技股份有限公司 Priming device
CN107994867A (en) * 2017-11-23 2018-05-04 苏州艺力鼎丰智能技术有限公司 A kind of method of precisely fluid injection

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110105

Termination date: 20120519