CN207818755U - Prevent crystallization vacuum electrolyte filling device - Google Patents

Prevent crystallization vacuum electrolyte filling device Download PDF

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Publication number
CN207818755U
CN207818755U CN201721914755.8U CN201721914755U CN207818755U CN 207818755 U CN207818755 U CN 207818755U CN 201721914755 U CN201721914755 U CN 201721914755U CN 207818755 U CN207818755 U CN 207818755U
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China
Prior art keywords
valve
outlet tube
injection catheter
mouth
tube mouth
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CN201721914755.8U
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Chinese (zh)
Inventor
王贵增
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Tianjin Shangde New Technology Co Ltd
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Tianjin Shangde New Technology Co Ltd
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Priority to CN201721914755.8U priority Critical patent/CN207818755U/en
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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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model is related to prevent crystallization vacuum electrolyte filling device, including shell, inlet tube and injection catheter, shell is that bottom protrudes the closed container for being formed down tubulose outlet tube mouth, injection catheter top closure, cover top portion is passed through at the top of injection catheter, outlet tube mouth is inserted into injection catheter bottom, inlet tube is connected to injection catheter, injection catheter includes diversion pipe and intermediate needle-valve, and intermediate needle-valve is fixed at diversion pipe center, and intermediate needle-valve includes the valve rod and valve head being connected with each other, valve head is inserted into outlet tube mouth, and valve head length is not less than outlet tube mouth length.The utility model has the beneficial effects that:The present apparatus first vacuumizes fluid injection again, it can effectively ensure that inside battery vacuum degree reaches requirement, electrolyte is directly injected into battery, electrolyte will not be contacted with air, can ensure electrolyte quality, and electrolyte volatile quantity can effectively reduce, battery liquid-filling is more efficient rapid, also it avoids the occurrence of electrolyte to evaporate into surrounding air by open priming device, is conducive to the holding of operating personnel's working environment, and reduce the influence to operator's health;And the structure sealed also reduces crystallization rate, is conducive to keep cleaning.

Description

Prevent crystallization vacuum electrolyte filling device
Technical field
The utility model belongs to battery apparatus field, and crystallization vacuum electrolyte filling device is prevented more particularly, to one kind.
Background technology
Lithium battery needs to inject the electrolyte into battery core in production, and the prior art is limited to topping-up pump not in vacuum ring Accurate measurement ability in border is all stored the electrolyte of metering good quality using open fluid injection filter device, is electrolysed at this time temporarily Liquid is contacted with surrounding air easily to be polluted by Environmental Water, influences electrolyte quality, and electrolyte is also volatile in ambient enviroment Pollute environment.Electrolyte will be precipitated crystallization after contacting with the air, block priming device, so priming device must be daily with having Solvent cleaning could work normally, and cleaning solvent seriously pollutes environment.This open priming device, although also using vacuum Fluid injection, but electrolyte is volatile when because vacuumizing is not achieved enough vacuum degrees, influences fluid injection efficiency, it is also difficult to ensure fluid injection Cup in electrolyte completely into battery case, be easy fluid injection cup liquid outlet crystallize, to result in blockage, influence fluid injection effect Fruit.
Invention content
In order to solve the above technical problems, the utility model, which provides one kind, preventing crystallization vacuum electrolyte filling device.
The technical solution adopted in the utility model is:Prevent crystallization vacuum electrolyte filling device, including shell, inlet tube and fluid injection Conduit, shell are that bottom protrudes the closed container for being formed down tubulose outlet tube mouth, injection catheter top closure, injection catheter top Portion passes through cover top portion, injection catheter bottom to be inserted into outlet tube mouth, and inlet tube is connected to injection catheter.
Preferably, injection catheter includes diversion pipe and intermediate needle-valve, and intermediate needle-valve is fixed at diversion pipe center, intermediate Needle-valve includes the valve rod and valve head being connected with each other, and valve head is inserted into outlet tube mouth, and valve head length is not less than outlet tube mouth length.
Preferably, valve stem end is connected at the top of diversion pipe, and valve rod and valve head junction are equipped with valve seals, valve seals Outer diameter is more than outlet tube mouth internal diameter;
Preferably, valve head is connected on the inner wall of water conservancy diversion pipe end by valve rod, and valve rod is no less than 1, is stayed between multiple valve rods There are gap, water conservancy diversion pipe end outer wall to be equipped with conduit sealing ring, conduit sealing ring outer diameter is more than outlet tube mouth internal diameter;
Preferably, driving device is connected at the top of injection catheter, injection catheter passes through outer equipped with what is fitted closely at shell Shell sealing ring;
Preferably, valve head is column or coniform.
Preferably, outlet tube mouth inner wall concavity forms out liquid-tight sealing groove, goes out liquid-tight sealing groove and is set to inlet tube connection The lower section at place goes out in liquid-tight sealing groove and is equipped with out liquid-tight seal, goes out liquid internal diameter of the seal ring and is not more than valve head diameter.
Preferably, outlet tube mouth end is equipped with liquid injecting mouth, and liquid injecting mouth protrudes outlet tube mouth end, and liquid injecting mouth internal diameter is not more than Outlet tube mouth internal diameter, valve head stretch out liquid injecting mouth, and valve head can be fitted closely with liquid injecting mouth;
Preferably, the outlet tube mouth on the outside of liquid injecting mouth is equipped with screens slot, and screens sealing ring is equipped in screens slot.
Preferably, cover top portion is equipped with function pipeline, and function pipeline includes one or more;
Preferably, function pipeline is vacuum lead, capstan, equalizing main, one kind or more in sensor tube Kind;
Preferably, valve is equipped in function pipeline.
Preferably, hull outside is equipped with the brilliant device that disappears, and the brilliant device that disappears is electromagnetic coil, ultrasonic motor or piezoelectric ceramic ring.
Preferably, diversion pipe is equipped with protective cover, and the top in shell is arranged in protective cover;
Preferably, protective cover is umbellate form.
The utility model has the advantages and positive effects of:
1 is first vacuumized by the present apparatus and carries out fluid injection again, makes to reach higher vacuum in fluid injection space and battery, fluid injection effect Rate is high and fluid injection speed is fast;
2 shell interior sealings, do not contact with the external world, go out liquid situation by noticeable degree outlet tube mouth, avoid electrolyte with Air contacts, and can effectively prevent electrolyte crystallization and electrolyte by environmental air pollution, and needle-valve protrudes, can be real-time Removal does not interfere with injecting electrolytic solution efficiency, and hull outside is equipped with the brilliant device that disappears, energy in the existing crystallization in liquid outlet edge It is enough effectively to inhibit crystallization;
3 present apparatus first vacuumize fluid injection again, and electrolyte is not contacted with air, can ensure electrolyte quality, ensure battery core Quality, and electrolyte volatile quantity reduces, and also avoids the occurrence of the influence that electrolyte volatilizees to fluid injection external environment, is conducive to environment Protection;
4 closed devices are not susceptible to ectocine, control internal operation by each function mouth, device need not be dismantled Cleaning avoids crystallization from cleaning, will not generate cleaning waste liquid daily, save liquid waste processing link, really realize environmentally protective production, The utilization rate of device is higher, and service life is long.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model one embodiment;
Fig. 2 is the partial structural diagram of the utility model one embodiment;
Fig. 3 is the structural schematic diagram of another embodiment of the utility model;
Fig. 4 is another embodiment partial structural diagram of the utility model.
In figure:
1, shell 2, injection catheter 21, diversion pipe
22, valve rod 23, valve head 24, valve seals
25, conduit sealing ring 26, body seal circle 27, driving device
28, protective cover 3, inlet tube 31, liquid flowing valve
4, outlet tube mouth 41, go out liquid-tight sealing groove 42, go out liquid-tight seal
43, liquid injecting mouth 44, screens sealing ring 5, disappear brilliant device
6, function pipeline
Specific implementation mode
It explains below in conjunction with the accompanying drawings to one embodiment of the utility model.
As shown in Figs 1-4, prevent crystallization equilibrium priming device, including shell 1, inlet tube 3 and the injection catheter 2, shell 1 from being Bottom protrudes the closed container for being formed down tubulose outlet tube mouth 4,2 top closure of injection catheter, and 2 top of injection catheter passes through outer 1 top of shell, inlet tube 3 are connected to injection catheter 2, and inlet tube 3 is equipped with liquid flowing valve 31, can control 3 feed liquor of inlet tube;Fluid injection is led Pipe 2 includes diversion pipe 21 and intermediate needle-valve, and intermediate needle-valve is fixed at 21 center of diversion pipe, and intermediate needle-valve includes being connected with each other Valve rod 22 and valve head 23, valve head 23 is column or coniform, or for that can match the shape of outlet tube mouth 4, for blocking out Liquid pipe mouth 4 and inlet tube 3, valve head 23 are inserted into outlet tube mouth 4, and 23 length of valve head is not less than 4 length of outlet tube mouth, and diversion pipe 21 pushes up End seal is closed, and inlet tube 3 is connected to 21 top of diversion pipe, and electrolyte enters diversion pipe 21,21 He of diversion pipe of postponing by inlet tube 3 Intermediate needle-valve flows downward out.21 top of diversion pipe is connected with driving device 27, such as motor, for pulling out or pushing injection catheter 2, so that valve head 23 is inserted into outlet tube mouth 4 or is therefrom extracted, diversion pipe 21 passes through the body seal circle for being equipped with and fitting closely at shell 1 26, ensure the seal in shell 1.
As shown in Figs. 1-2, valve head 23 is connected under valve rod 22, and 22 end of valve rod is connected to 21 top of diversion pipe, electrolyte The valve rod 22 that can postpone flows to 4 direction of outlet tube mouth to 23 direction of valve head, and valve rod 22 and 23 junction of valve head are equipped with valve seals 24,24 outer diameter of valve seals is more than 4 internal diameter of outlet tube mouth, and valve seals 24 are used to block the opening of 4 inside of outlet tube mouth.
As shown in Figure 3-4, or valve head 23 can be connected on the inner wall of 21 end of diversion pipe by valve rod 22, valve rod 22 no less than 1, there are gaps between multiple valve rods 22, preferably use 3 valve rods 22, such connection that can keep valve head 23 Vertically downward, relatively more firm, and three through-holes are formed, it will not stop the force and velocity of a current of electrolyte, be set on 21 end outer wall of diversion pipe There are conduit sealing ring 25,25 outer diameter of conduit sealing ring to be more than 4 internal diameter of outlet tube mouth, the opening for blocking 4 inside of outlet tube mouth.
4 inner wall concavity of outlet tube mouth forms out liquid-tight sealing groove 41, goes out liquid-tight sealing groove 41 and is set to 3 junction of inlet tube Lower section, go out to be equipped in liquid-tight sealing groove 41 and be equipped with out liquid-tight seal 42, go out 42 internal diameter of liquid-tight seal and be not more than 23 diameter of valve head, When valve head 23 is inserted into, valve head 23 can be fitted closely by going out liquid-tight seal 42, to block electrolyte, stop fluid injection, inlet tube 3 It is liquid-tight seal 42 below inlet, top is valve seals 24 or conduit sealing ring 25, and two sealing structures cooperate, Prevent the feed liquor of inlet tube 3, and the outflow of completely cut off electrolyte.
4 end of outlet tube mouth is equipped with liquid injecting mouth 43, and liquid injecting mouth 43 protrudes 4 end of outlet tube mouth, for being directed at battery liquid-filling Mouthful, 43 internal diameter of liquid injecting mouth be not more than 4 internal diameter of outlet tube mouth, when valve head 23 is inserted into, valve head 23 stretch out liquid injecting mouth 43, valve head 23 and It is liquid injecting mouth 43 to fit closely, after 23 end of valve head crystallizes, it is only necessary to which knot can be removed by extracting intermediate needle-valve It is brilliant;The outlet tube mouth 4 in 43 outside of liquid injecting mouth is equipped with screens slot, and screens sealing ring 44 is equipped in screens slot, can when fluid injection Battery liquid-filling mouth is fixed by the cooperation of screens sealing ring 44 and screens slot so that space is formed with space in battery in shell 1 Closed entirety, convenient for vacuumizing.
1 top of shell is equipped with function pipeline 6, and function pipeline 6 includes one or more, and function pipeline 6 is vacuum lead, Capstan, equalizing main are one or more in sensor tube;It is equipped with valve in function pipeline 6, controls each function pipe The open and-shut mode in road 6.Function pipeline 6 can be one, and outside is separately connected pressue device or vacuum extractor;Can also be every A function is all provided with there are one corresponding pipeline, can be detected the state in shell 1 by sensor in this way, be monitored in real time and control System improves fluid injection efficiency and fluid injection quality.Valve rod 22 is equipped with protective cover 28, and the top in shell is arranged in protective cover 28, protects Shield 28 is umbellate form, and protective cover 28 blocks function pipeline 6, and electrolyte pours in down a chimney to work(caused by avoiding air pressure change or other reasons The influence of energy pipeline 6.
Hull outside is equipped with the brilliant device 5 that disappears, and the brilliant device 5 that disappears is electromagnetic coil, ultrasonic motor or piezoelectric ceramic ring, by disappearing The vibrations of brilliant device 5 slow down the crystallization of electrolyte, ensure electrolyte quality, also ensure that the cleaning of the present apparatus being capable of normal operation.
The course of work of one embodiment:Battery to be injected is directly pushed by lifting apparatus or priming device and is noted with battery Fluid apertures is connected to, and liquid injecting mouth is inserted into battery liquid-filling hole, and battery and priming device sealing are in an entirety by screens sealing ring.Driving The intermediate needle-valve of device lifting, valve packing ring extract outlet tube mouth out under the drive of valve rod, space and cell communication in shell.Respectively Break-make is pressurizeed and vacuum valve, by the data test of sensor and judges cell sealing effect and gas leakage state, close when confirming After closing, open vacuum valve vacuumize, after the vacuum degree for reaching setting, open fluid injection valve with prevent crystallize cancelling vacuum impregnating The direct fluid injection of liquid pump.After fluid injection, liquid feed valve is closed, balanced valve is opened, is then inserted into out needle-valve by driving device Liquid pipe mouth, battery is removed, and completes fluid injection action.
Direct fluid injection can effectively prevent crystallizing in vacuum environment, avoid contacting with air.The present apparatus is fully sealed, When not working, all feed pathways are all closed state, and intermediate needle-valve can effectively be sealed space in shell.
One embodiment of the utility model is described in detail above, but the content is only the utility model Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.

Claims (10)

1. preventing crystallization vacuum electrolyte filling device, it is characterised in that:Including shell, inlet tube and injection catheter, the shell are bottom Portion protrudes the closed container for being formed down tubulose outlet tube mouth, the injection catheter top closure, and the injection catheter top is worn The cover top portion is crossed, the outlet tube mouth is inserted into the injection catheter bottom, and the inlet tube is connected to the injection catheter.
2. according to claim 1 prevent crystallization vacuum electrolyte filling device, it is characterised in that:The injection catheter includes water conservancy diversion Pipe and intermediate needle-valve, the intermediate needle-valve are fixed at the diversion pipe center, and the intermediate needle-valve includes being connected with each other Valve rod and valve head, the valve head are inserted into the outlet tube mouth, and the valve head length is not less than the outlet tube mouth length.
3. according to claim 2 prevent crystallization vacuum electrolyte filling device, it is characterised in that:The valve stem end is connected to institute It states at the top of diversion pipe, the valve rod and the valve head junction are equipped with valve seals, and the valve seals outer diameter goes out more than described in Liquid spout diameter.
4. according to claim 2 prevent crystallization vacuum electrolyte filling device, it is characterised in that:The valve rod connects the valve head It is connected on the inner wall of the water conservancy diversion pipe end, the valve rod is no less than 1, and there are gap, the water conservancy diversion between multiple valve rods Pipe end outer wall is equipped with conduit sealing ring, and the conduit sealing ring outer diameter is more than the outlet tube mouth internal diameter.
5. according to claim 3 or 4 prevent crystallization vacuum electrolyte filling device, it is characterised in that:At the top of the injection catheter It is connected with driving device, the injection catheter passes through the body seal circle for being equipped with and fitting closely at the shell;
Preferably, the valve head is column or coniform.
6. according to claim 5 prevent crystallization vacuum electrolyte filling device, it is characterised in that:The outlet tube mouth inner wall center Recess forms out liquid-tight sealing groove, it is described go out liquid-tight sealing groove be set to the lower section of the inlet tube junction, it is described go out liquid-tight sealing groove Inside be equipped with out liquid-tight seal, it is described go out liquid internal diameter of the seal ring be not more than the valve head diameter.
7. according to claim 5 prevent crystallization vacuum electrolyte filling device, it is characterised in that:Outlet tube mouth end is equipped with Liquid injecting mouth, the liquid injecting mouth protrude outlet tube mouth end, and the liquid injecting mouth internal diameter is not more than the outlet tube mouth internal diameter, institute It states valve head and stretches out the liquid injecting mouth, the valve head can be fitted closely with the liquid injecting mouth;Preferably, on the outside of the liquid injecting mouth The outlet tube mouth is equipped with screens slot, and screens sealing ring is equipped in the screens slot.
8. preventing crystallization vacuum electrolyte filling device according to any in claim 1,2,3,4,6 or 7, it is characterised in that:Institute It states cover top portion and is equipped with function pipeline, the function pipeline includes one or more;
Preferably, the function pipeline is vacuum lead, capstan, equalizing main, one kind or more in sensor tube Kind;
Preferably, valve is equipped in the function pipeline.
9. preventing crystallization vacuum electrolyte filling device according to any in claim 1,2,3,4,6 or 7, it is characterised in that:Institute It states hull outside and is equipped with the brilliant device that disappears, the brilliant device that disappears is electromagnetic coil, ultrasonic motor or piezoelectric ceramic ring.
10. preventing crystallization vacuum electrolyte filling device according to any in claim 2,3,4,6 or 7, it is characterised in that:It is described Diversion pipe is equipped with protective cover, and the top in the shell is arranged in the protective cover;
Preferably, the protective cover is umbellate form.
CN201721914755.8U 2017-12-31 2017-12-31 Prevent crystallization vacuum electrolyte filling device Active CN207818755U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721914755.8U CN207818755U (en) 2017-12-31 2017-12-31 Prevent crystallization vacuum electrolyte filling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721914755.8U CN207818755U (en) 2017-12-31 2017-12-31 Prevent crystallization vacuum electrolyte filling device

Publications (1)

Publication Number Publication Date
CN207818755U true CN207818755U (en) 2018-09-04

Family

ID=63327707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721914755.8U Active CN207818755U (en) 2017-12-31 2017-12-31 Prevent crystallization vacuum electrolyte filling device

Country Status (1)

Country Link
CN (1) CN207818755U (en)

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