CN217663130U - Lithium battery nano-slurry quantitative feeder system - Google Patents
Lithium battery nano-slurry quantitative feeder system Download PDFInfo
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- CN217663130U CN217663130U CN202221943191.1U CN202221943191U CN217663130U CN 217663130 U CN217663130 U CN 217663130U CN 202221943191 U CN202221943191 U CN 202221943191U CN 217663130 U CN217663130 U CN 217663130U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The application relates to a lithium cell nanometer thick liquids quantitative feeding machine system, with controller signal connection, include: the mixing device is suitable for carrying out vacuum defoaming mixing on the slurry; the iron removal filtering device is communicated with the mixing device and is suitable for removing iron and filtering the slurry after vacuum defoaming and mixing; the homogeneous dispersion device is communicated with the iron removal filtering device and is suitable for performing nano dispersion on the slurry subjected to iron removal filtering; the quantitative conveying device is communicated with the homogenizing and dispersing device and is suitable for conveying the slurry subjected to nano dispersion to a target machine; the quantitative conveying device comprises a first ball valve communicated with the homogenizing and dispersing device, a finished product tank communicated with the first ball valve and a pump body communicated with the finished product tank, the first ball valve is suitable for adjusting the flow rate of slurry conveyed into the finished product tank by the homogenizing and dispersing device, and the pump body is suitable for quantitatively conveying the slurry in the finished product tank to a target machine. By the mode, the quantitative conveying of the slurry to the target machine can be realized, and the waste of the slurry is avoided.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to a lithium battery nano-slurry quantitative feeder system, and belongs to the technical field of lithium battery manufacturing.
[ background of the invention ]
A lithium battery is a battery using a nonaqueous electrolyte solution and lithium metal or a lithium alloy as a negative electrode material, and therefore such a battery is also called a lithium metal battery. Unlike other batteries, lithium batteries have the characteristics of high charge density, long service life, high unit cost and the like. Lithium batteries can produce voltages of 1.5V (equivalent to zinc-carbon or alkaline batteries) to 3.7V depending on the structural design and the electrode material.
The lithium battery consists of a shell, a battery core and an end cap, wherein positive electrode slurry and negative electrode slurry of the lithium battery are poured in the battery core, and the positive electrode slurry and the negative electrode slurry of the lithium battery are obtained by mixing PVDF (or CMC) and NMP (or deionized water) which is a solvent according to a certain proportion.
At present, when positive and negative electrode slurry of a lithium battery is conveyed to a coating machine after preparation is completed, opening and closing of a conveying assembly is controlled by manual experience, manual control can be operated according to actual experience, the capacity of the slurry conveyed to the coating machine every time can not be equal, the slurry can flow out of the coating machine when the slurry is too much, and therefore the slurry waste can be caused.
Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.
[ Utility model ] A method for manufacturing a semiconductor device
The utility model aims at providing a lithium cell nanometer thick liquids quantitative feeding machine system, it can realize the ration and carry thick liquids, and supply with the precision height.
The purpose of the application is realized by the following technical scheme: the utility model provides a lithium cell nanometer thick liquids quantitative feeding machine system, with controller signal connection, includes:
the mixing device is suitable for carrying out vacuum defoaming mixing on the slurry;
the iron removal filtering device is communicated with the mixing device and is suitable for removing iron and filtering the slurry after vacuum defoamation mixing;
the homogeneous dispersion device is communicated with the iron removal filtering device and is suitable for performing nano dispersion on the slurry subjected to iron removal filtering; and
the quantitative conveying device is communicated with the homogenizing and dispersing device and is suitable for conveying the slurry subjected to nano dispersion to a target machine;
the quantitative conveying device comprises a first ball valve communicated with the homogenizing and dispersing device, a finished product tank communicated with the first ball valve and a pump body communicated with the finished product tank, the first ball valve is suitable for adjusting the flow rate of slurry conveyed into the finished product tank by the homogenizing and dispersing device, and the pump body is suitable for quantitatively conveying the slurry in the finished product tank to the target machine.
In one embodiment, the finished can includes a can body and a seal coupled to the can body, the seal adapted to seal the can body from the outside atmosphere.
In one embodiment, the pump body is a ceramic pump that delivers a metered amount of slurry to the target machine based on a control signal from the controller.
In one embodiment, the mixing device has a capacity greater than the capacity of the finished tank;
the compounding device includes:
a cylinder body;
the first stirring assembly is arranged in the barrel body, can rotate relative to the barrel body and is suitable for stirring the slurry in the barrel body so as to mix the slurry;
the first driving assembly is connected with the first stirring assembly and is suitable for driving the first stirring assembly to rotate.
In one embodiment, the first stirring assembly comprises:
the first stirring piece is suitable for guiding the slurry positioned on the upper layer of the cylinder to the lower layer of the cylinder;
the second stirring piece is suitable for mixing the slurry positioned at the middle lower layer of the cylinder body; and
and the third stirring piece is positioned between the first stirring piece and the second stirring piece and is suitable for mixing the slurry on the upper layer in the cylinder body.
In one embodiment, the first stirring member comprises:
a first rotating shaft;
the first stirring head is arranged on the first rotating shaft, rotates along with the rotation of the first rotating shaft, and is suitable for dispersing slurry and guiding the slurry to the lower part of the cylinder;
the second stirring head is arranged on the first rotating shaft and rotates along with the rotation of the first rotating shaft; and
a third stirring head which is arranged on the first rotating shaft and rotates along with the rotation of the first rotating shaft;
in the height direction of the barrel, the second stirring head is positioned below the first stirring head, and the third stirring head is positioned below the second stirring head.
In one embodiment, the iron removing and filtering device comprises:
a body having an inlet and an outlet in communication;
the magnetic part is arranged in the body, is close to the inlet and is suitable for adsorbing iron in the slurry;
and the filtering piece is arranged in the body and close to the outlet and is suitable for filtering the slurry.
In one embodiment, the quantitative feeder system for nano-slurry of lithium battery further comprises a second ball valve, and the second ball valve is communicated with the mixing device and the iron removal filtering device.
In one embodiment, the homogenizing and dispersing device comprises a homogenizer.
In one embodiment, the mixing device, the iron removal filtering device, the homogenizing and dispersing device and the quantitative conveying device are all provided with quick connectors and are connected with the quick connectors through connecting pipelines in sequence to realize quick connection.
Compared with the prior art, the method has the following beneficial effects: the mixing device, the iron removal filtering device and the homogenizing and dispersing device are arranged, so that the slurry is suitable for mixing, iron removal filtering and nanoscale dispersing treatment to obtain target slurry, the target slurry is obtained quickly and conveniently, the slurry is not required to be mixed for multiple times by arranging more equipment, and the volume of the whole lithium battery nano-slurry quantitative feeder system is reduced; the target slurry can be conveyed to the target machine through the quantitative conveying device according to actual requirements, and the conveying capacity is specifically controlled by the controller, so that the slurry capacity conveyed to the target machine each time is accurately controlled, and the waste of the slurry is avoided.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a quantitative feeder system for lithium battery nano-slurry according to the present application.
Fig. 2 is a schematic structural view of the iron removal filtering apparatus in fig. 1.
[ detailed description ] A
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying figures are described in detail below. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures associated with the present application are shown in the drawings, not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "including" and "having," as well as any variations thereof, in this application are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1 and fig. 2, a lithium battery nano slurry quantitative feeder system in a preferred embodiment of the present application is in signal connection with a controller. The controller may be a control circuit, a control chip, a computer, or the like, and is not particularly limited herein, depending on the actual situation. A user can write a control program into the controller, and the capacity of the lithium battery nano slurry quantitative feeder system is controlled by changing the capacity number of the control program. It is noted that in the present application, although the user changes the capacity number in the control program, no change is made to the program code of the control program.
Specifically, lithium cell nanometer thick liquids quantitative feeding machine system includes compounding device 1, the deironing filter equipment 2 with compounding device 1 intercommunication, with the homogeneity dispersion devices 5 of deironing filter equipment 2 intercommunication, and with the quantitative conveyor 3 of homogeneity dispersion devices 5 intercommunication. The mixing device 1 is suitable for vacuum defoaming and mixing of slurry, the iron removal filtering device 2 is suitable for iron removal filtering of the vacuum defoamed and mixed slurry, the homogenizing and dispersing device 5 is suitable for nano dispersion of the iron removal filtered slurry, and the quantitative conveying device 3 is suitable for conveying the nano dispersed slurry to the target machine 100.
The mixing device 1 comprises a cylinder 14, a first stirring assembly arranged in the cylinder 14, and a first driving assembly connected with the first stirring assembly and used for driving the first stirring assembly to rotate, wherein the first stirring assembly can rotate relative to the cylinder 14 and is suitable for stirring slurry in the cylinder 14 so as to mix the slurry.
Specifically, the first stirring assembly comprises a first stirring piece 11, a second stirring piece 12 and a third stirring piece 13, and the third stirring piece 13 is located between the first stirring piece 11 and the second stirring piece 12. Correspondingly, the first driving assembly also comprises three driving parts, and the three driving parts are respectively connected with the first stirring part 11, the second stirring part 12 and the third stirring part 13. The three driving members are all motors. In other embodiments, the first driving assembly may also include a driving member, and the driving member is respectively connected to the first stirring member 11, the second stirring member 12, the third stirring member 13, and the like through a transmission member, and the transmission member is a conventional structure such as a belt transmission, and the like, which is not described herein again.
Wherein the first stirring member 11 is adapted to guide the slurry located at the upper layer of the cylinder 14 to the lower layer of the cylinder 14. The first stirring member 11 includes a first rotating shaft 114, at least one first stirring head 111 disposed on the first rotating shaft 114, and a second stirring head 112 and a third stirring head 113 disposed on the first rotating shaft 114, wherein the first stirring head 111, the second stirring head 112, and the third stirring head 113 all rotate along with the rotation of the first rotating shaft 114. In the height direction of the cylinder 14, the second stirring head 112 is located below the first stirring head 111, and the third stirring head 113 is located below the second stirring head 112.
The first stirring head 111 is adapted to disperse the slurry and direct the slurry to below the barrel 14. The first stirring head 111 is in the shape of an impeller, and when the first stirring member 11 rotates, the impeller rotates to generate negative pressure so as to suck the slurry on the upper layer of the cylinder 14 to the lower part of the cylinder 14. In the present embodiment, two first stirring heads 111 are provided. In other embodiments, the number of the first stirring heads 111 may be other, for example, three, four, etc., which is not specifically limited herein and depends on the actual situation.
The second mixing head 112 is adapted to mix the slurry while also directing the slurry to the lower layer of the bowl 14. The second stirring head 112 includes an oblique stirring body and an impeller, and the oblique stirring body is disposed at the periphery of the impeller.
The third stirring head 113 is suitable for stirring and mixing the slurry at the lower layer of the barrel 14, and includes a stirring body, the shape of the stirring body is a conventional stirring body, specifically, a tooth shape, and the upper layer and the lower layer are both provided with, which will not be described herein. The third stirring head 113 in the form of teeth can generate strong impact and shear to the slurry.
The second stirring member 12 is adapted to mix the slurry in the lower layer of the barrel 14. The second stirring member 12 includes a second rotation axis and at least one third stirring head 113 disposed on the second rotation axis, and the structure of the third stirring head 113 is consistent with the structure of the third stirring head 113 on the first stirring member 11, so that the same name is adopted. The third stirring head 113 is disposed near the lower side of the second rotation shaft, and further mixes the slurry in the lower layer of the cylindrical body 14.
The third stirring member 13 is adapted to mix the slurry in the upper layer of the cylinder 14. In this embodiment, this third stirring piece 13 is planet stirring piece promptly, and it can disperse and mix the thick liquids to raise the efficiency, and then guarantee the stability of thick liquids.
Deironing filter equipment 2 includes body 21, sets up magnetic part 22 and the filter piece 23 in body 21, and magnetic part 22 is suitable for adsorbing the iron in the thick liquids, and filter piece 23 is then suitable for filtering thick liquids. Wherein, body 21 has the entry 211 and the export 212 of intercommunication, and magnetism piece 22 just is close to entry 211 and sets up, filters piece 23 and just is close to export 212 setting to adsorb iron in the thick liquids earlier, then improve filterable effect.
The homogenizing and dispersing device 5 comprises a homogenizer adapted to perform nano-mixing of the slurry. The rotation speed of the homogenizer is 10000-20000.
The quantitative conveying device 3 comprises a first ball valve 32 communicated with the homogenizing and dispersing device 5, a finished product tank 33 communicated with the first ball valve 32, and a pump body 31 communicated with the finished product tank 33, wherein the first ball valve 32 is suitable for adjusting the flow rate of the slurry conveyed into the finished product tank 33 by the homogenizing and dispersing device 5, and the pump body 31 is suitable for quantitatively conveying the slurry in the finished product tank 33 to the target machine 100. In this embodiment, the pump body 31 is a ceramic pump, and the ceramic pump quantitatively delivers the slurry to the target machine 100 based on a control signal of the controller.
The first ball valve 32 is a pressure-regulating ball valve which is capable of delivering slurry under pressure through a 1.5m head into the product tank 33. The finished can 33 includes a can body and a seal associated with the can body adapted to seal the can body from the outside atmosphere. The sealing member is arranged at the opening of the tank body. In this embodiment, the sealing member is a conventional structure such as a sealing ring, and is not limited in particular herein, depending on the actual situation.
Wherein, the capacity of the mixing device 1 is larger than that of the finished product tank 33. In this embodiment, the mixing device 1 has a capacity of 300L, and the product tank 33 has a capacity of 33L. The mixing device 1 can be used for placing 300L of slurry to be stirred and then conveying the slurry into the finished product tank 33 in batches, and the slurry in the finished product tank 33 is conveyed to the target machine 100 through the pump body 31.
Lithium cell nanometer thick liquids quantitative feeding machine system still includes second ball valve 4, and second ball valve 4 intercommunication compounding device 1 and deironing filter equipment 2. The structure of the second ball valve 4 is the same as that of the first ball valve 32, and the details are not repeated herein.
Compounding device 1, deironing filter equipment 2, homogeneity dispersion devices 5 and quantitative conveyor 3 all are provided with the high-speed joint head, and loop through connecting tube and high-speed joint head realization high-speed joint.
It should be noted that the mixing device 1, the iron removing filter 2, the homogenizing and dispersing device 5 and the quantitative conveying device 3 are all provided with cooling water jackets. The cooling water jacket is suitable for cooling the mixing device 1, the iron removal filtering device 2, the homogenizing and dispersing device 5 and the quantitative conveying device 3 in the operation process of the mixing device 1, the iron removal filtering device 2, the homogenizing and dispersing device 5 and the quantitative conveying device 3. The structure of the cooling water jacket is conventional, and the connection mode between the cooling water jacket and the mixing device 1, the iron removal filtering device 2, the homogenizing and dispersing device 5 and the quantitative conveying device 3 is also conventional, which is not described herein again.
In the present embodiment, the target machine 100 is a coater. The coater is of a conventional structure, and details thereof are not described herein. It should be noted that, in order to prevent the slurry transported to the coating machine from being wasted, a collecting cylinder is further disposed below the coating machine, and is suitable for collecting the excessive slurry for recycling.
In conclusion: the mixing device 1, the iron removal filtering device 2 and the homogenizing and dispersing device 5 are arranged, so that the mixing device is suitable for mixing, iron removal filtering and nanoscale dispersing treatment of slurry to obtain target slurry, is quick and convenient, does not need to be provided with more devices to mix the slurry for multiple times, and reduces the volume of the whole lithium battery nano slurry quantitative feeder system; the target slurry can be conveyed to the target machine 100 through the quantitative conveying device 3 according to actual requirements, and the conveying capacity is specifically controlled by the controller, so that the slurry capacity conveyed to the target machine 100 every time is accurately controlled, and the waste of the slurry is avoided.
The above is only one specific embodiment of the present application, and any other modifications based on the concept of the present application are considered as the protection scope of the present application.
Claims (10)
1. The utility model provides a lithium cell nanometer thick liquids quantitative feeding machine system, with controller signal connection, its characterized in that includes:
the mixing device is suitable for carrying out vacuum defoaming mixing on the slurry;
the iron removal filtering device is communicated with the mixing device and is suitable for removing iron and filtering the slurry after vacuum defoaming and mixing;
the homogeneous dispersion device is communicated with the iron removal filtering device and is suitable for performing nano dispersion on the slurry subjected to iron removal filtering; and
the quantitative conveying device is communicated with the homogenizing and dispersing device and is suitable for conveying the slurry subjected to nano dispersion to a target machine;
the quantitative conveying device comprises a first ball valve communicated with the homogenizing and dispersing device, a finished product tank communicated with the first ball valve and a pump body communicated with the finished product tank, the first ball valve is suitable for adjusting the flow rate of slurry conveyed into the finished product tank by the homogenizing and dispersing device, and the pump body is suitable for quantitatively conveying the slurry in the finished product tank to the target machine.
2. The lithium battery nano-slurry quantitative feeder system of claim 1, wherein the finished tank comprises a tank body and a sealing member connected with the tank body, and the sealing member is suitable for isolating the tank body from outside air.
3. The lithium battery nano-slurry quantitative feeder system according to claim 1, wherein the pump body is a ceramic pump, and the ceramic pump quantitatively delivers the slurry to the target machine based on a control signal of the controller.
4. The lithium battery nano-slurry quantitative feeder system of claim 1, wherein the capacity of the mixing device is greater than the capacity of the finished product tank;
the compounding device includes:
a cylinder body;
the first stirring assembly is arranged in the barrel body, can rotate relative to the barrel body and is suitable for stirring the slurry in the barrel body so as to mix the slurry;
the first driving assembly is connected with the first stirring assembly and is suitable for driving the first stirring assembly to rotate.
5. The lithium battery nano-slurry quantitative feeder system of claim 4, wherein the first stirring assembly comprises:
the first stirring piece is suitable for guiding the slurry positioned on the upper layer of the cylinder to the lower layer of the cylinder;
the second stirring piece is suitable for mixing the slurry positioned at the middle lower layer of the cylinder body; and
and the third stirring piece is positioned between the first stirring piece and the second stirring piece and is suitable for mixing the slurry on the upper layer in the cylinder body.
6. The lithium battery nano-slurry quantitative feeder system of claim 5, wherein the first stirring member comprises:
a first rotating shaft;
the first stirring head is arranged on the first rotating shaft, rotates along with the rotation of the first rotating shaft, and is suitable for dispersing slurry and guiding the slurry to the lower part of the cylinder;
the second stirring head is arranged on the first rotating shaft and rotates along with the rotation of the first rotating shaft; and
a third stirring head which is arranged on the first rotating shaft and rotates along with the rotation of the first rotating shaft;
in the height direction of the barrel, the second stirring head is positioned below the first stirring head, and the third stirring head is positioned below the second stirring head.
7. The lithium battery nano-slurry quantitative feeder system of claim 1, wherein the iron removal filtering device comprises:
a body having an inlet and an outlet in communication;
the magnetic part is arranged in the body, is close to the inlet and is suitable for adsorbing iron in the slurry;
and the filtering piece is arranged in the body and close to the outlet and is suitable for filtering the slurry.
8. The lithium battery nano-slurry quantitative feeder system of claim 7, further comprising a second ball valve, wherein the second ball valve is communicated with the mixing device and the iron removal filtering device.
9. The quantitative feeder system for lithium battery nano-slurry as claimed in claim 1, wherein the homogenizing and dispersing device comprises a homogenizer.
10. The quantitative feeder system for nano slurry of lithium battery as claimed in claim 1, wherein the mixing device, the de-ironing filter device, the homogenizing and dispersing device and the quantitative conveying device are all provided with a quick connector and are in quick connection with the quick connector sequentially through a connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221943191.1U CN217663130U (en) | 2022-07-25 | 2022-07-25 | Lithium battery nano-slurry quantitative feeder system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221943191.1U CN217663130U (en) | 2022-07-25 | 2022-07-25 | Lithium battery nano-slurry quantitative feeder system |
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| Publication Number | Publication Date |
|---|---|
| CN217663130U true CN217663130U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221943191.1U Active CN217663130U (en) | 2022-07-25 | 2022-07-25 | Lithium battery nano-slurry quantitative feeder system |
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| CN (1) | CN217663130U (en) |
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2022
- 2022-07-25 CN CN202221943191.1U patent/CN217663130U/en active Active
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