CN208912355U - A kind of lithium ion battery ceramic slurry feeding system - Google Patents
A kind of lithium ion battery ceramic slurry feeding system Download PDFInfo
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- CN208912355U CN208912355U CN201821337879.9U CN201821337879U CN208912355U CN 208912355 U CN208912355 U CN 208912355U CN 201821337879 U CN201821337879 U CN 201821337879U CN 208912355 U CN208912355 U CN 208912355U
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- storage tank
- temporary storage
- ceramic slurry
- air cylinder
- cylinder structure
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Abstract
The utility model discloses a kind of lithium ion battery ceramic slurry feeding systems, including ceramic slurry batch can, charging pump, filter, temporary storage tank, the refluxing opening on temporary storage tank top passes through ceramic return line and returns the feeding inlet for being connected to ceramic slurry batch can, air cylinder structure is equipped with above temporary storage tank, the gas circuit of air cylinder structure is equipped with pressure regulator valve, the piston rod of air cylinder structure is protruded into above temporary storage tank in the upper top cover of temporary storage tank, and the block of piston rod front end blocks or opens refluxing opening.The utility model has the advantages that due to being equipped with air cylinder structure, by the admission pressure for adjusting pressure regulator valve, to which regulating piston bar protrudes into the depth in upper top cover, the block of piston rod front end is set to block or open refluxing opening, when the slurry pressure in temporary storage tank is more than the gas pressure in pressure regulator valve input air cylinder structure, under the action of slurry, the block of piston rod front end is set to bounce back upwards a part, it is back to part ceramic slurry in ceramic slurry batch can, guarantees going on smoothly for ceramic slurry coating process.
Description
Technical field
The utility model relates to lithium ion battery production equipment fields, more particularly to a kind of lithium ion battery ceramic slurry
Feeding system.
Background technique
Existing lithium ion battery, in the production process in order to reduce cross cutting when pole piece burr phenomenon generation, usually exist
Positive plate or cathode sheet stock area edge coat one layer of ceramic slurry, filters since ceramic slurry feeding system needs filter screen
Particle in ceramics, as particle is more and more on filter screen, entire feeding system pressure and flowed fluctuation are bigger, when coating
Ceramic slurry feeding system pressure and flow fluctuate up and down, be easy to cause ceramic zone width and thickness to fluctuate up and down, to influence
The qualification rate of painting process.
Utility model content
Purpose of utility model: in view of the above problems, the object of the present invention is to provide a kind of lithium ion battery ceramic slurries
Feeding system is expected, to solve the technical issues of pressure and flow or more fluctuate.
Technical solution:
A kind of lithium ion battery ceramic slurry feeding system, including ceramic slurry batch can, charging pump, filter, temporary storage tank, institute
The discharge port for stating ceramic slurry batch can is connect by ceramics discharging pipeline one with the charging pump, the discharge port of the charging pump and institute
Filter connection is stated, the discharge port of the filter passes through ceramic feeding pipe one and is connected to the temporary storage tank, the temporary storage tank
The refluxing opening on top passes through ceramic return line and returns the feeding inlet for being connected to the ceramic slurry batch can, and the temporary storage tank is gone out by ceramics
Expects pipe road two is connected to die head, is equipped with pressure sensor one, the compression fittings of the pressure sensor one on the outside of the temporary storage tank
In the temporary storage tank, air cylinder structure is equipped with above the temporary storage tank, the gas circuit of the air cylinder structure is equipped with pressure regulator valve, institute
The piston rod for stating air cylinder structure is protruded into above the temporary storage tank in the upper top cover of the temporary storage tank, the gear of the piston rod front end
Block blocks or opens the refluxing opening.Due to being equipped with air cylinder structure, by adjusting the admission pressure of pressure regulator valve, thus regulating piston
Bar protrudes into the depth in upper top cover, and the block of piston rod front end is enable to block or open refluxing opening, when feeding system uses one
After the section time, due to the accumulation of impurity on the filter screen of filter, the pressure signal for transmitting pressure sensor one is from reaching
Predetermined value controls charging pump increasing power at this time and is fed, when the slurry pressure in temporary storage tank is more than that pressure regulator valve inputs gas
When gas pressure in cylinder structure, under the action of slurry, so that piston rod front end is bounced back upwards a part, make refluxing opening and ceramics
Return line connection, is back to part ceramic slurry in ceramic slurry batch can, when adjusting the revolving speed of charging pump to pressure sensor
When one pressure value is identical as the pressure value of pressure regulator valve, the block of piston rod front end blocks refluxing opening, guarantees ceramic slurry
It is consistent from the pressure of stock discharge pipeline two output to die head, to reduce pressure, the changes in flow rate due to ceramic slurry
The generation of wave phenomenon above and below caused ceramic zone width and thickness, guarantees going on smoothly for ceramic slurry coating process.
Electric Proportion valve is additionally provided in the gas circuit in one of the embodiments, the electric Proportion valve is located at described
Between pressure regulator valve and the air cylinder structure.Due to being equipped with electric Proportion valve, the gas pressure into air cylinder structure can be precisely controlled
Power accurately controls the telescopic process of piston rod.
Solenoid valve is additionally provided in the gas circuit in one of the embodiments, the solenoid valve is located at the electrical ratio
Between valve and the air cylinder structure.Due to being equipped with solenoid valve, it can control the gas supply process of air cylinder structure, guarantee gas supply process
It goes on smoothly.
The electric Proportion valve, the charging pump communicate with PLC control system connect respectively in one of the embodiments,
It connects.
In one of the embodiments, the feeding inlet of the filter, pressure sensor two, pressure are respectively equipped on discharge port
Force snesor three.Due to being equipped with pressure sensor two and pressure sensor three, can detecte the feeding inlet of filter, discharge port it
Between pressure difference illustrate that particle is more on the filter screen in filter, needed replacing when pressure difference reaches predetermined maximum
Strainer keeps the replacement process of filter screen more convenient.
The charging pump is screw pump charging pump in one of the embodiments,.
The utility model has the advantages that compared with prior art, the utility model has the advantages that being adjusted due to being equipped with air cylinder structure by adjusting
The admission pressure of pressure valve, so that regulating piston bar protrudes into the depth in upper top cover, enable the block of piston rod front end block or
Open refluxing opening, when feeding system after a period of use, due to the accumulation of impurity on the filter screen of filter, make pressure sensing
The pressure signal that device one transmits cannot reach predetermined value, control charging pump increasing power at this time and be fed, when in temporary storage tank
Slurry pressure be more than pressure regulator valve input air cylinder structure in gas pressure when, under the action of slurry, make piston rod front end to
Upper retraction a part, is connected to refluxing opening with ceramic return line, is back to part ceramic slurry in ceramic slurry batch can, thus
Formed pressure release, so that the pressure in temporary storage tank is reached setting pressure, when adjust charging pump revolving speed to pressure sensor one pressure
When numerical value is identical as the pressure value of pressure regulator valve, the block of piston rod front end blocks refluxing opening, guarantees that ceramic slurry goes out from slurry
Expects pipe road two exports to the pressure of die head and is consistent, and makes pottery caused by the pressure as ceramic slurry, changes in flow rate to reduce
The generation of wave phenomenon above and below porcelain sector width and thickness, guarantees going on smoothly for ceramic slurry coating process.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the lithium ion battery ceramic slurry feeding system of the utility model；
The cross-sectional view of air cylinder structure, temporary storage tank when Fig. 2 is the piston rod front end closure refluxing opening of the utility model,；
The cross-sectional view of air cylinder structure, temporary storage tank when Fig. 3 is the piston rod front end opening refluxing opening of the utility model；
In figure, 1- ceramic slurry batch can, 2- charging pump, 3- filter, 4- temporary storage tank, 401- refluxing opening, 5- ceramics discharge nozzle
Lu Yi, 6- ceramics feeding pipe one, 7- ceramics return line, 8- ceramics discharging pipeline two, 9- air cylinder structure, 901- block, 10-
Gas circuit, 11- pressure regulator valve, 12- electric Proportion valve, 13- solenoid valve, 14- pressure sensor one, 15- pressure sensor two, 16- pressure
Force snesor three, 100- die head.
Specific embodiment
Please refer to Fig. 1~3, a kind of lithium ion battery ceramic slurry feeding system, including ceramic slurry batch can 1, charging pump 2,
Filter 3, temporary storage tank 4, pressure sensor 1, pressure sensor 2 15 and pressure sensor 3 16, ceramic slurry batch can 1 go out
Material mouth is connect by ceramics discharging pipeline 1 with charging pump 2, and the discharge port of charging pump 2 is connect with filter 3, and filter 3 goes out
Material mouth passes through ceramic feeding pipe 1 and is connected to temporary storage tank 4, and the refluxing opening 401 on 4 top of temporary storage tank passes through ceramic return line 7
The feeding inlet for being connected to ceramic slurry batch can 1 is returned, temporary storage tank 4 is connected to die head 100 by ceramics discharging pipeline 28, and filter 3 enters
It is respectively equipped with pressure sensor 2 15, pressure sensor 3 16 in material mouth, discharge port, is equipped with pressure sensor on the outside of temporary storage tank 4
One 14, the compression fittings of pressure sensor 1 are located in temporary storage tank 4, and air cylinder structure 9, air cylinder structure 9 are equipped with above temporary storage tank 4
Gas circuit 10 on be successively arranged pressure regulator valve 11, electric Proportion valve 12 and solenoid valve 13, the piston rod of air cylinder structure 9 is from temporary storage tank 4
Top is protruded into the upper top cover of temporary storage tank 4, and the block 901 of piston rod front end blocks or opens refluxing opening 401, and piston rod front end is
Piston rod one end in upper top cover.Wherein, charging pump 2 is screw pump charging pump.Pressure regulator valve 11, electric Proportion valve 12 and
Solenoid valve 13 is all conventional pressure regulator valve, electric Proportion valve and solenoid valve.Pressure sensor 1, pressure sensor 2 15 and pressure
The structure of force snesor 3 16 is identical, is all common pressure sensor, is specifically as follows the KAP19 type of German KEWILL company
Number pressure sensor.
Wherein, refluxing opening 401 is located in upper top cover, and the size of refluxing opening 401 and the block 901 of piston rod front end are scalable
Size matching, ceramic 7 one end of return line is located in upper top cover, and is connected to refluxing opening 401, and temporary storage tank 4 is cavity body structure, chamber
Temporary in vivo to have ceramic slurry, the feeding inlet on 4 side side wall of temporary storage tank is connected to one 6 one end of ceramic feeding pipe, temporary storage tank 4
Discharge port on the side wall of the other side is connected to die head 100 by ceramics discharging pipeline 28.
Wherein, charging pump 2, pressure sensor 1, pressure sensor 2 15 and pressure sensor 3 16, electric Proportion valve
12 all respectively with PLC control system communication connection.
The course of work of above-mentioned lithium ion battery ceramic slurry feeding system are as follows: when starting to carry out ceramic slurry coating,
Pressure regulator valve 11 is first adjusted to predetermined pressure state manually, PLC control system first gives signal to electric Proportion valve 12 and solenoid valve
13, electric Proportion valve 12 adjusts aperture according to required pressure, and control enters the gas pressure of air cylinder structure 9, at this time solenoid valve
13 is in the conductive state, and the block 901 for making piston rod extend downward into piston rod front end blocks refluxing opening 401；PLC control system afterwards
It unites to signal to charging pump 2, controls 2 revolving speed of charging pump, the ceramic slurry in ceramic slurry batch can 1 is transmitted after filter 3
To temporary storage tank 4, when the pressure of the pressure sensor 1 in temporary storage tank 4 is less than setting pressure, PLC control system control feed
Pump 2 increases revolving speeds, and when the pressure of pressure sensor 1 is greater than setting pressure, ceramic slurry in temporary storage tank 4 is by piston rod
The block 901 of front end jacks up upwards, so that part ceramic slurry is passed through ceramic return line 7 and is back in ceramic slurry batch can 1, rear to adjust
The revolving speed of charging pump 2 is saved until the pressure of pressure sensor 1 reaches predetermined value, and the predetermined value is less than or is equal to electrically
The pressure of proportioning valve 12 guarantees that block 901 blocks refluxing opening 401 always, rear to be passed ceramic slurry by ceramics discharging pipeline 28
Die head 100 is transported to, process is coated.
After feeding system works long hours, after having more particle on the filter screen of filter 3, and pressure sensor at this time
2 15, when the pressure difference of pressure sensor 3 16 is not up to predetermined maximum, the pressure of pressure sensor 1 is less than setting pressure
Power, PLC control system control charging pump 2 and increase revolving speed, to guarantee that the pressure of pressure sensor 1 reaches predetermined value, and protect
Card block 901 blocks refluxing opening 401 always, continues painting process.
When not needing coating, PLC control system closes solenoid valve 13 to signal to solenoid valve 13, makes air cylinder structure 9
Interior no gas, piston rod move up, and ceramic slurry is back in ceramic slurry batch can 1 through ceramic return line 7 and is recycled, this
When, charging pump 2 works on, and the circulating reflux process of ceramic slurry, prevents long-time ceramic slurry when being not coated with due to realizing
Siccative is generated when static in ceramics pipeline.
The pressure of the pressure sensor 2 15, pressure sensor 3 16 that are correspondingly arranged when the feeding inlet of filter 3, discharge port
When difference reaches predetermined maximum, illustrate that the particle on the filter screen in filter 3 is more, replaced, reminds work people
Member replaces filter screen in time, and it is convenient in time to replace, to guarantee going on smoothly for coating process.
Claims (6)
1. a kind of lithium ion battery ceramic slurry feeding system, which is characterized in that including ceramic slurry batch can (1), charging pump (2),
The discharge port of filter (3), temporary storage tank (4), the ceramic slurry batch can (1) passes through ceramics discharging pipeline one (5) and the feed
(2) connection is pumped, the discharge port of the charging pump (2) is connect with the filter (3), and the discharge port of the filter (3) passes through
Ceramic feeding pipe one (6) is connected to the temporary storage tank (4), and the refluxing opening (401) on temporary storage tank (4) top is returned by ceramics
The feeding inlet for being connected to the ceramic slurry batch can (1) is returned on flow tube road (7), and the temporary storage tank (4) discharges pipeline two (8) even by ceramics
Die head is passed to, is equipped with pressure sensor one (14), the compression fittings of the pressure sensor one (14) on the outside of the temporary storage tank (4)
In the temporary storage tank (4), air cylinder structure (9) are equipped with above the temporary storage tank (4), the gas circuit of the air cylinder structure (9)
(10) pressure regulator valve (11) are equipped with, the piston rod of the air cylinder structure (9) protrudes into the temporary storage tank above the temporary storage tank (4)
(4) in upper top cover, the block (901) of the piston rod front end blocks or opens the refluxing opening (401).
2. a kind of lithium ion battery ceramic slurry feeding system according to claim 1, which is characterized in that the gas circuit
(10) it is additionally provided on electric Proportion valve (12), the electric Proportion valve (12) is located at the pressure regulator valve (11) and the air cylinder structure
(9) between.
3. a kind of lithium ion battery ceramic slurry feeding system according to claim 2, which is characterized in that the gas circuit
(10) it is additionally provided on solenoid valve (13), the solenoid valve (13) is located at the electric Proportion valve (12) and the air cylinder structure (9)
Between.
4. a kind of lithium ion battery ceramic slurry feeding system according to claim 2, which is characterized in that the electrical ratio
Example valve (12), the charging pump (2) respectively with PLC control system communication connection.
5. a kind of lithium ion battery ceramic slurry feeding system according to claim 1, which is characterized in that the filter
(3) pressure sensor two (15), pressure sensor three (16) are respectively equipped in feeding inlet, discharge port.
6. a kind of lithium ion battery ceramic slurry feeding system according to claim 1, which is characterized in that the charging pump
It (2) is screw pump charging pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337879.9U CN208912355U (en) | 2018-08-17 | 2018-08-17 | A kind of lithium ion battery ceramic slurry feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337879.9U CN208912355U (en) | 2018-08-17 | 2018-08-17 | A kind of lithium ion battery ceramic slurry feeding system |
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| Publication Number | Publication Date |
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| CN208912355U true CN208912355U (en) | 2019-05-31 |
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ID=66702889
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| CN201821337879.9U Active CN208912355U (en) | 2018-08-17 | 2018-08-17 | A kind of lithium ion battery ceramic slurry feeding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191389A (en) * | 2020-10-26 | 2021-01-08 | 太原科技大学 | Intelligent spraying device |
-
2018
- 2018-08-17 CN CN201821337879.9U patent/CN208912355U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191389A (en) * | 2020-10-26 | 2021-01-08 | 太原科技大学 | Intelligent spraying device |
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Address after: 2 Dagang Dashan Road, Zhenjiang New District, Zhenjiang City, Jiangsu Province Patentee after: Lixin (Jiangsu) Energy Technology Co.,Ltd. Address before: No.2, Dagang Dashan Road, New District, Zhenjiang City, Jiangsu Province Patentee before: ETRUST POWER Group Ltd. |