CN210771460U - Lithium cell electrolyte production is with quantitative dropwise add device - Google Patents
Lithium cell electrolyte production is with quantitative dropwise add device Download PDFInfo
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- CN210771460U CN210771460U CN201921618856.XU CN201921618856U CN210771460U CN 210771460 U CN210771460 U CN 210771460U CN 201921618856 U CN201921618856 U CN 201921618856U CN 210771460 U CN210771460 U CN 210771460U
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- liquid storage
- pipe
- dropwise add
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 75
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 34
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 158
- 238000005260 corrosion Methods 0.000 claims description 17
- -1 polytetrafluoroethylene Polymers 0.000 claims description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 13
- 239000012535 impurity Substances 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
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Abstract
The utility model discloses a lithium cell electrolyte production is with quantitative dropwise add device, including the liquid storage pot, the bottom of liquid storage pot sets up opens the outage that has a plurality of equidistance to distribute, and the inside of outage all pegs graft and have first drain pipe, there is the valve bottom of first drain pipe through bolted connection, there is first feed liquor pipe one end that first drain pipe was kept away from to the valve through bolted connection, the bottom threaded connection of first feed liquor pipe has the dropwise add bottle, dropwise add bottle bottom threaded connection has the second drain pipe, the one end threaded connection flow control valve of dropwise add bottle is kept away from to the second drain pipe, flow control valve bottom threaded connection has the dropwise add head. The utility model discloses a flow control valve that sets up, flow control valve can keep predetermined flow unchangeable in the pipeline, can be to electrolyte when dripping through the dropwise add head, control the flow of electrolyte to reach the effect of ration dropwise add.
Description
Technical Field
The utility model relates to a lithium cell technical field especially relates to a lithium cell electrolyte production is with quantitative dropwise add device.
Background
The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery has then entered a large-scale practical stage.
The dropwise add device of current lithium cell electrolyte can not the dropwise add volume of effectual control electrolyte to make the quality of lithium cell descend, can not reach the enterprise requirement, electrolyte has very strong corrosivity moreover, corrodes liquid storage pot and dropwise add pipeline easily, thereby produces impurity in making electrolyte, influences the quality of electrolyte, contains a certain amount of air and steam in liquid storage pot and the dropwise add bottle moreover, can exert an influence to the quality of electrolyte.
Therefore, it is necessary to design a quantitative dropping device for producing lithium battery electrolyte to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects that the prior art cannot realize quantitative dripping and the liquid storage tank is easy to corrode, and providing a quantitative dripping device for producing lithium battery electrolyte.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a quantitative dripping device for lithium battery electrolyte production comprises a liquid storage tank, wherein a plurality of equidistantly distributed liquid discharge holes are formed in the bottom end of the liquid storage tank, a first liquid discharge pipe is inserted into each liquid discharge hole in an inserted manner, the bottom end of the first liquid discharge pipe is connected with a valve through a bolt, one end, away from the first liquid discharge pipe, of the valve is connected with a first liquid feed pipe through a bolt, the bottom end of the first liquid feed pipe is in threaded connection with a dripping bottle, the bottom end of the dripping bottle is in threaded connection with a second liquid discharge pipe, one end, away from the dripping bottle, of the second liquid discharge pipe is in threaded connection with a flow control valve, the bottom end of the flow control valve is in threaded connection with a dripping head, and the first liquid feed pipe, the dripping; the threaded connection of second drain pipe, flow control valve and dropwise add head is sealed tube threaded connection, the gas inlet hole on the outer wall of one side bottom of liquid storage pot, and the inside of gas inlet hole is pegged graft and is had the pressure inlet pipe, the bottom of pressure inlet pipe is provided with the filter screen, and the pressure inlet pipe is close to the fixed position of filter screen and is installed the check valve.
The key concept of the technical scheme is as follows: through the flow control valve who sets up, predetermined flow is unchangeable in the flow control valve can keeping the pipeline, can be to electrolyte when dripping through the dropwise add head, the flow of control electrolyte to reach quantitative dropwise add effect.
Further, the top of liquid storage pot is provided with second feed liquor pipe, the top of liquid storage pot is fixed with the support further through the bolt.
Furthermore, an anti-corrosion layer is arranged on the inner wall of the liquid storage tank, and the insides of the first liquid outlet pipe, the valve, the first liquid inlet pipe, the second liquid outlet pipe, the flow control valve and the second liquid inlet pipe are all lined with polytetrafluoroethylene
Furthermore, the top end of the liquid storage tank is provided with a second liquid inlet pipe, and the top end of the liquid storage tank is fixed with a support through a bolt.
Further, the top of liquid storage pot is fixed with the vacuum pump through the bolt, open the top of liquid storage pot has the venthole, and the inside grafting of venthole has the intake pipe, the air inlet fixed connection of intake pipe and vacuum pump, the gas outlet fixed mounting of vacuum pump has the outlet duct.
Furthermore, the outer wall of one side of the dropping bottle is provided with a scale plate, and the volume of the dropping bottle is 50 ml, 100 ml and 150 ml in sequence.
Furthermore, electrolyte is injected into the liquid storage tank, and the electrolyte occupies two thirds of the volume of the liquid storage tank.
The utility model has the advantages that:
1. through the flow control valve who sets up, predetermined flow is unchangeable in the flow control valve can keeping the pipeline, can be to electrolyte when dripping through the dropwise add head, the flow of control electrolyte to reach quantitative dropwise add effect.
2. Through the vacuum pump that sets up, can take air and steam in liquid storage pot and the dropwise add bottle out, prevent the influence that air and steam caused when dropping to the electrolysis liquid, can make the lithium cell quality of producing better, the security is higher.
3. Through the anti-corrosion layer and the fluorine lining pipeline which are arranged, when the liquid storage tank is corroded, the electrolyte can generate impurities in the electrolyte, the anti-corrosion layer can effectively prevent the electrolyte from corroding the liquid storage tank, the service time of the liquid storage tank can be prolonged, and the impurities in the electrolyte can be prevented.
Drawings
Fig. 1 is a schematic structural view of a quantitative dripping device for producing lithium battery electrolyte provided by the utility model;
fig. 2 is a front cross-sectional view of a quantitative dripping device for producing lithium battery electrolyte provided by the utility model;
fig. 3 is the utility model provides a lithium cell electrolyte production is with dropwise add bottle's of quantitative dropwise add device structure schematic diagram.
In the figure: the device comprises a liquid storage tank 1, a first liquid outlet pipe 2, a valve 3, a first liquid inlet pipe 4, a dropping bottle 5, a second liquid outlet pipe 6, a flow control valve 7, a dropping head 8, a scale plate 9, a second liquid inlet pipe 10, a vacuum pump 11, an air inlet pipe 12, an air outlet pipe 13, an anti-corrosion layer 14, a support 15, a pressure inlet pipe 16, a check valve 17 and a filter screen 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
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 a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
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 in the description of the invention herein 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.
Referring to fig. 1 to 3, a quantitative dropping device for producing lithium battery electrolyte comprises a liquid storage tank 1, a plurality of liquid discharge holes equidistantly distributed are arranged at the bottom end of the liquid storage tank 1, and the inside of the liquid discharge hole is inserted with a first liquid outlet pipe 2, the bottom end of the first liquid outlet pipe 2 is connected with a valve 3 through a bolt, one end of the valve 3 far away from the first liquid outlet pipe 2 is connected with a first liquid inlet pipe 4 through a bolt, the bottom end of the first liquid inlet pipe 4 is connected with a dropping bottle 5 through threads, electrolyte can be conveyed to the interiors of a plurality of dripping bottles 5 with different volumes through a plurality of arranged valves 3, the bottom end of each dripping bottle 5 is in threaded connection with a second liquid outlet pipe 6, one end, far away from the dripping bottle 5, of each second liquid outlet pipe 6 is in threaded connection with a flow control valve 7, the bottom end of each flow control valve 7 is in threaded connection with a dripping head 8, and the first liquid inlet pipe 4, the dripping bottle 5 and the second liquid outlet pipe 6 are arranged; the threaded connection of the second liquid outlet pipe 6, the flow control valve 7 and the dripping head 8 is sealed pipe threaded connection, the sealed pipe thread has good sealing performance, leakage can be prevented when electrolyte is dripped, the valve 3 is opened, electrolyte in the liquid storage tank 1 can be conveyed to the interior of the dripping bottle 5 through the first liquid outlet pipe 2 and the first liquid inlet pipe 4, then the flow control valve 7 is opened, the flow control valve 7 is a multifunctional valve adopting a high-precision pilot mode to control flow, preset flow in a pipeline can be kept unchanged, the electrolyte in the dripping bottle 5 passes through the second liquid outlet pipe 6 and then passes through the dripping head 8 to be quantitatively dripped, an air inlet hole is formed in the outer wall of the bottom end of one side of the liquid storage tank 1, a pressure inlet pipe 16 is inserted in the interior of the liquid storage tank, a filter screen 18 is arranged at the bottom end of the pressure inlet pipe 16, and a check valve 17 is fixedly installed at the position of the pressure inlet pipe, open check valve 17 and can pass through the admission pipe 16 to the inside delivery pressure of liquid storage pot 1, the effect of check valve 17 is when the inside delivery pressure to liquid storage pot 1, can guarantee that the inside electrolyte of liquid storage pot 1 can not discharge through admission pipe 16, can filter the impurity that contains in the atmospheric pressure through the filter screen 18 that sets up, prevents that impurity from influencing electrolyte.
As can be seen from the above description, the present invention has the following advantages: through the flow control valve 7 that sets up, predetermined flow can be kept unchangeable in the pipeline to flow control valve 7, can be to electrolyte when dripping through dropwise add head 8, the flow of control electrolyte to reach the effect of ration dropwise add.
Further, the top of liquid storage pot 1 is provided with second feed liquor pipe 10, and the top of liquid storage pot 1 is fixed with support 16 through the bolt, through the second feed liquor pipe 10 that sets up, can add the inside electrolyte that consumes of liquid storage pot 1, can fix liquid storage pot 1 through the support 16 that sets up.
Furthermore, an anti-corrosion layer 14 is arranged on the inner wall of the liquid storage tank 1, the first liquid outlet pipe 2, the valve 3, the first liquid inlet pipe 4, the second liquid outlet pipe 6, the flow control valve 7 and the second liquid inlet pipe 10 are all lined with polytetrafluoroethylene, the anti-corrosion layer 14 is made of polytetrafluoroethylene which is a high molecular compound formed by polymerizing tetrafluoroethylene, and the polytetrafluoroethylene has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electrical insulation property and good ageing resistance, is generally applied to corrosion-resistant pipelines, containers, pumps, valves, radar manufacturing equipment, high-frequency communication equipment, radio equipment and the like with higher performance requirements, can effectively prevent the corrosion of electrolyte on the liquid storage tank 1, the first liquid outlet pipe 2, the valve 3, the first liquid inlet pipe 4, the second liquid outlet pipe 6, the flow control valve 7 and the second liquid inlet pipe 10, impurities are not generated in the electrolyte, so that the lithium battery has better quality and higher safety.
Further, there is vacuum pump 11 on the top of liquid storage pot 1 through the bolt fastening, and open on the top of liquid storage pot 1 has the venthole, and the inside grafting of venthole has intake pipe 12, intake pipe 12 and vacuum pump 11's air inlet fixed connection, and vacuum pump 11's gas outlet fixed mounting has outlet duct 13, opens vacuum pump 11, can take out the inside air of liquid storage pot 1 and steam through intake pipe 12, then discharges through outlet duct 13.
Further, all set up scale plate 9 on one side outer wall of dropwise add bottle 5, and dropwise add bottle 5's volume be 50 milliliters, 100 milliliters, 150 milliliters in proper order, through the different volumetric dropwise add bottles 5 that set up, can carry out dropwise add simultaneously to the lithium cell that needs different electrolyte, can observe the reserves of the inside electrolyte of dropwise add bottle 5 at any time through scale plate 9.
Further, the electrolyte is injected into the liquid storage tank 1, and the electrolyte occupies two thirds of the volume of the liquid storage tank 1.
By adopting the vacuum pump 11, air and water vapor in the liquid storage tank 1 and the dripping bottle 5 can be pumped out, so that the influence of the air and the water vapor on the electrolytic liquid dripping is prevented, and the produced lithium battery has better quality and higher safety; through the anti-corrosion layer 14 and the fluorine lining pipeline, when the liquid storage tank 1 is corroded by electrolyte, impurities can be generated in the electrolyte, the anti-corrosion layer 14 can effectively prevent the electrolyte from corroding the liquid storage tank 1, the service time of the liquid storage tank 1 can be prolonged, and the impurities can be prevented from being generated in the electrolyte.
In the following, some preferred embodiments or application examples are listed to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention to the prior art:
example 1
A quantitative dripping device for production of lithium battery electrolyte comprises a liquid storage tank 1, wherein a plurality of equidistantly distributed liquid discharge holes are formed in the bottom end of the liquid storage tank 1, a first liquid outlet pipe 2 is inserted into each liquid discharge hole, the bottom end of the first liquid outlet pipe 2 is connected with a valve 3 through a bolt, one end, far away from the first liquid outlet pipe 2, of each valve 3 is connected with a first liquid inlet pipe 4 through a bolt, the bottom end of each first liquid inlet pipe 4 is in threaded connection with a dripping bottle 5, electrolyte can be conveyed into the insides of a plurality of dripping bottles 5 with different volumes through the arranged valves 3, the bottom end of each dripping bottle 5 is in threaded connection with a second liquid outlet pipe 6, one end, far away from the dripping bottle 5, of each second liquid outlet pipe 6 is in threaded connection with a flow control valve 7, the bottom end of each flow control valve 7 is in threaded connection with a dripping head 8, each first; the threaded connection of the second liquid outlet pipe 6, the flow control valve 7 and the dripping head 8 is sealed pipe threaded connection, the sealed pipe thread has good sealing performance, leakage can be prevented when electrolyte is dripped, the valve 3 is opened, electrolyte in the liquid storage tank 1 can be conveyed to the interior of the dripping bottle 5 through the first liquid outlet pipe 2 and the first liquid inlet pipe 4, then the flow control valve 7 is opened, the flow control valve 7 is a multifunctional valve adopting a high-precision pilot mode to control flow, preset flow in a pipeline can be kept unchanged, the electrolyte in the dripping bottle 5 passes through the second liquid outlet pipe 6 and then passes through the dripping head 8 to be quantitatively dripped, an air inlet hole is formed in the outer wall of the bottom end of one side of the liquid storage tank 1, a pressure inlet pipe 16 is inserted in the interior of the liquid storage tank, a filter screen 18 is arranged at the bottom end of the pressure inlet pipe 16, and a check valve 17 is fixedly installed at the position of the pressure inlet pipe, open check valve 17 and can pass through the admission pipe 16 to the inside delivery pressure of liquid storage pot 1, the effect of check valve 17 is when the inside delivery pressure to liquid storage pot 1, can guarantee that the inside electrolyte of liquid storage pot 1 can not discharge through admission pipe 16, can filter the impurity that contains in the atmospheric pressure through the filter screen 18 that sets up, prevents that impurity from influencing electrolyte.
The top end of the liquid storage tank 1 is provided with a second liquid inlet pipe 10, the top end of the liquid storage tank 1 is fixed with a support 16 through a bolt, electrolyte consumed in the liquid storage tank 1 can be added through the second liquid inlet pipe 10, and the liquid storage tank 1 can be fixed through the support 16; the inner wall of the liquid storage tank 1 is provided with an anti-corrosion layer 14, the first liquid outlet pipe 2, the valve 3, the first liquid inlet pipe 4, the second liquid outlet pipe 6, the flow control valve 7 and the second liquid inlet pipe 10 are all lined with polytetrafluoroethylene, the anti-corrosion layer 14 is made of polytetrafluoroethylene which is a high molecular compound formed by polymerizing tetrafluoroethylene, and the anti-corrosion liquid has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-adhesiveness, electric insulation property and good ageing resistance, is generally applied to corrosion-resistant pipelines, containers, pumps, valves, radar manufacturing equipment, high-frequency communication equipment, radio equipment and the like with higher performance requirements, can effectively prevent the electrolyte from corroding the liquid storage tank 1, the first liquid outlet pipe 2, the valve 3, the first liquid inlet pipe 4, the second liquid outlet pipe 6, the flow control valve 7 and the second liquid inlet pipe 10, and can not generate impurities in the electrolyte, the lithium battery has better quality and higher safety; the vacuum pump 11 is fixed at the top end of the liquid storage tank 1 through a bolt, the air outlet hole is formed in the top end of the liquid storage tank 1, the air inlet pipe 12 is inserted into the air outlet hole, the air inlet pipe 12 is fixedly connected with the air inlet of the vacuum pump 11, the air outlet pipe 13 is fixedly installed at the air outlet of the vacuum pump 11, the vacuum pump 11 is opened, and air and water vapor in the liquid storage tank 1 can be pumped out through the air inlet pipe 12 and then discharged through the air outlet pipe 13; the scale plates 9 are arranged on the outer wall of one side of the dropping bottle 5, the volumes of the dropping bottle 5 are 50 ml, 100 ml and 150 ml in sequence, the dropping bottles 5 with different volumes are arranged, the lithium batteries needing different electrolytes can be dropped simultaneously, and the storage amount of the electrolytes in the dropping bottles 5 can be observed at any time through the scale plates 9; electrolyte is injected into the liquid storage tank 1, and the electrolyte occupies two thirds of the volume of the liquid storage tank 1.
The working principle is as follows: when the liquid storage tank is used, electrolyte is injected into the liquid storage tank 1 through the second liquid inlet pipe 10, when the electrolyte accounts for two thirds of the volume of the liquid storage tank 1, the liquid injection is stopped, then the vacuum pump 11 is opened, air and water vapor inside the liquid storage tank 1 can be pumped out through the air inlet pipe 12 and then discharged through the air outlet pipe 13, then the one-way valve 17 is opened, air pressure can be conveyed into the liquid storage tank 1 through the pressure inlet pipe 16, then the valve 3 is opened, the electrolyte inside the liquid storage tank 1 can be pushed by the air pressure and conveyed into the dropping bottle 5 through the first liquid outlet pipe 2 and the first liquid inlet pipe 4, the electrolyte can be conveyed into the dropping bottles 5 with different volumes through the plurality of valves 3, then the flow control valve 7 is opened, the preset flow in the pipeline can be kept unchanged, and the electrolyte inside the dropping bottles 5 passes through the second liquid outlet pipe 6, then, the electrolyte solution is quantitatively dropped through the drop head 8.
First feed liquor pipe 4, dropwise add bottle 5 and second drain pipe 6's threaded connection is sealed tube threaded connection, the threaded connection of second drain pipe 6, flow control valve 7 and dropwise add head 8 is sealed tube threaded connection, can effectually prevent that electrolyte from giving birth to the leakage in the dropwise add time difference.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a lithium cell electrolyte production is with quantitative dropwise add device, includes liquid storage pot (1), its characterized in that, the bottom of liquid storage pot (1) sets up opens the outage that has a plurality of equidistance to distribute, and the inside of outage all pegs graft and have first drain pipe (2), there is valve (3) bottom of first drain pipe (2) through bolted connection, there is first feed liquor pipe (4) one end that first drain pipe (2) were kept away from in valve (3) through bolted connection, the bottom threaded connection of first feed liquor pipe (4) has dropwise add bottle (5), dropwise add bottle (5) bottom threaded connection has second drain pipe (6), one end threaded connection flow control valve (7) of dropwise add bottle (5) are kept away from in second drain pipe (6), flow control valve (7) bottom threaded connection has dropwise add head (8), first feed liquor pipe (4), Dropwise add bottle (5) and second drain pipe (6), the threaded connection of second drain pipe (6), flow control valve (7) and dropwise add head (8) is sealed tube threaded connection, air inlet hole on the outer wall of one side bottom of liquid storage pot (1), and the inside of air inlet hole is pegged graft and is had pressure inlet pipe (16), the bottom of pressure inlet pipe (16) is provided with filter screen (18), and advances to press the position fixed mounting that the pipe is close to the filter screen to have check valve (17).
2. The quantitative dripping device for producing lithium battery electrolyte as claimed in claim 1, wherein the top end of the liquid storage tank (1) is provided with a second liquid inlet pipe (10), and the top end of the liquid storage tank (1) is fixed with a bracket (15) through a bolt.
3. The quantitative dropwise adding device for the production of the lithium battery electrolyte as recited in claim 1, wherein an anti-corrosion layer (14) is disposed on the inner wall of the liquid storage tank (1), and the first liquid outlet pipe (2), the valve (3), the first liquid inlet pipe (4), the second liquid outlet pipe (6), the flow control valve (7) and the second liquid inlet pipe (10) are lined with polytetrafluoroethylene.
4. The quantitative dropwise adding device for the production of the lithium battery electrolyte as claimed in claim 1, wherein a vacuum pump (11) is fixed at the top end of the liquid storage tank (1) through a bolt, an air outlet hole is formed at the top end of the liquid storage tank (1), an air inlet pipe (12) is inserted into the air outlet hole, the air inlet pipe (12) is fixedly connected with an air inlet of the vacuum pump (11), and an air outlet pipe (13) is fixedly installed at an air outlet of the vacuum pump (11).
5. The quantitative dripping device for producing lithium battery electrolyte as claimed in claim 1, wherein the outer wall of one side of the dripping bottle (5) is provided with a scale plate (9), and the volumes of the dripping bottle (5) are 50 ml, 100 ml and 150 ml in sequence.
6. A quantitative dropping device for producing lithium battery electrolyte as claimed in claim 1, wherein the electrolyte is injected into the liquid storage tank (1) and occupies two thirds of the volume of the liquid storage tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618856.XU CN210771460U (en) | 2019-09-26 | 2019-09-26 | Lithium cell electrolyte production is with quantitative dropwise add device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618856.XU CN210771460U (en) | 2019-09-26 | 2019-09-26 | Lithium cell electrolyte production is with quantitative dropwise add device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210771460U true CN210771460U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921618856.XU Expired - Fee Related CN210771460U (en) | 2019-09-26 | 2019-09-26 | Lithium cell electrolyte production is with quantitative dropwise add device |
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| Country | Link |
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| CN (1) | CN210771460U (en) |
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2019
- 2019-09-26 CN CN201921618856.XU patent/CN210771460U/en not_active Expired - Fee Related
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