CN220345193U - Battery slurry sieving and transferring device - Google Patents

Battery slurry sieving and transferring device Download PDF

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Publication number
CN220345193U
CN220345193U CN202321808330.4U CN202321808330U CN220345193U CN 220345193 U CN220345193 U CN 220345193U CN 202321808330 U CN202321808330 U CN 202321808330U CN 220345193 U CN220345193 U CN 220345193U
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Prior art keywords
battery
slurry
transfer
barrel
sieving
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CN202321808330.4U
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Inventor
沈志鹏
马雯晶
陈凯
冯玉川
李峥
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Suzhou Qingtao New Energy S&T Co Ltd
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Suzhou Qingtao New Energy S&T Co Ltd
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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

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Abstract

The utility model relates to the technical field of battery production, in particular to a battery slurry sieving and transferring device. This battery thick liquids sieve and transfer device includes transfer bucket, filter equipment and transport mechanism, and the transfer bucket is used for holding the battery thick liquids, and filter equipment sets up in the transfer bucket, and the transfer bucket has the feed inlet, and the feed inlet sets up in filter equipment's top, and transport mechanism sets up in the below of transfer bucket, and transport mechanism is configured as the transportation transfer bucket. The battery slurry is injected into the transfer barrel through the feed inlet, large particulate matters, impurities and the like in the battery slurry are filtered out through the filtering mechanism, and the filtered battery slurry is transferred to the next working procedure through the transferring mechanism. The battery slurry sieving and transferring device adopts the sieving and transferring integrated device, improves the working efficiency of sieving the battery slurry, ensures that no large-particle impurities are not sieved, ensures the coating effect of the subsequent slurry, and further ensures the performance of the lithium battery.

Description

Battery slurry sieving and transferring device
Technical Field
The utility model relates to the technical field of battery production, in particular to a battery slurry sieving and transferring device.
Background
With the vigorous development of new energy automobiles, the market demand for power lithium ion batteries is expanding increasingly, and the power lithium ion batteries are one of the most critical steps: pulping, the quality of the slurry directly determines the performance of the battery, and the consistency of the battery slurry becomes the guarantee of the high-performance battery.
The battery slurry is prepared by uniformly dispersing active substances (anode and cathode materials), adhesives, conductive agents and the like in a solvent in a stirring manner, and in order to realize more excellent electrochemical performance, the electrode slurry has higher particle requirements, and the electrode slurry in a slurry stirrer is required to be filtered by a filtering device and then conveyed to the next working procedure.
Agglomeration of small particles is difficult to avoid during pulping, and large particles formed after the agglomeration exert adverse effects on battery performance, so that a screen is required to filter out the large particles, thereby improving the performance of battery slurry. The common screening method in general production is the most traditional manual screening, slurry flows into a stainless steel barrel sleeved with a screen from a slurry tank, then the slurry is scraped by hands and screened, and the slurry screening operation is carried out in the mode, so that on one hand, the labor burden is increased, a large amount of time is wasted, and the working efficiency is low; on the other hand, the slurry is exposed to air to absorb moisture, and as the sieving time of the slurry increases, the slurry is deteriorated, and the sieving quality of the slurry cannot be ensured, affecting the performance of the slurry.
After the battery slurry is filtered, the battery slurry is required to be conveyed and transported, preparation is made for the next process, at present, small lithium ion pulping equipment is not provided with slurry sieving and transporting devices matched with the small lithium ion pulping equipment during discharging, the simple transporting devices not only enable the slurry to be exposed in the air for a long time, but also can cause introduction of impurities, certain loss is caused to the slurry, the problems of particles, bubbles and the like are caused in the subsequent coating process, and the performance of the lithium ion battery is poor.
Therefore, there is a need for a battery slurry sieving and transferring device to solve the above problems.
Disclosure of Invention
The utility model aims to provide a battery slurry sieving and transferring device, which adopts a sieving and transferring integrated device, improves the working efficiency of sieving the battery slurry, ensures that no large-particle impurities are not sieved, and ensures the coating effect of the subsequent slurry, thereby ensuring the performance of a lithium battery.
In order to achieve the above object, the following technical scheme is provided:
battery slurry sieves and transfer device includes:
the transfer barrel is used for containing the pool slurry;
the filter mechanism is arranged in the transfer barrel, the corresponding filter mechanism is replaced, the transfer barrel is provided with a feed inlet, and the feed inlet is arranged above the filter mechanism;
and the transfer mechanism is arranged below the transfer barrel and is configured to transport the transfer barrel.
Preferably, the transfer mechanism includes:
a transport tray configured to carry the transfer cask;
and the truckles are arranged below the transport tray.
Preferably, the caster is provided with a brake device.
Preferably, the filtering mechanism includes:
a main body on which a filtering hole is formed;
the frame is coated on the periphery of the main body, a slot is formed in the transfer barrel, and the frame is inserted into the slot.
Preferably, the mesh number of the filtering holes of the main body is 100-200, and the mesh number of the filtering device is replaced by replacing the main body.
As a preferred scheme, the transfer barrel includes:
a tub body;
the dustproof cover is arranged on the barrel body, and the feeding hole is formed in the dustproof cover.
As a preferred scheme, the tub includes:
a first barrel;
and the second barrel is arranged below the first barrel, and the filtering mechanism is arranged between the first barrel and the second barrel.
As a preferable scheme, a discharge hole is formed in the bottom of the second barrel, and a valve is arranged in the discharge hole.
Preferably, the tub is made of stainless steel material.
As a preferred scheme, the battery slurry sieving and transferring device further comprises:
and the iron removing mechanism is arranged on the inner wall and/or the outer wall of the transfer barrel and is configured to remove ferromagnetic particulate matters in the battery slurry.
Compared with the prior art, the utility model has the beneficial effects that:
the battery slurry sieving and transferring device comprises a transferring barrel, a filtering mechanism and a transferring mechanism, wherein the transferring barrel is used for containing battery slurry, the filtering mechanism is arranged in the transferring barrel and can replace the corresponding filtering mechanism according to different battery slurries, the transferring barrel is provided with a feeding hole, the feeding hole is arranged above the filtering mechanism, the transferring mechanism is arranged below the transferring barrel, and the transferring mechanism is configured to transport the transferring barrel. The battery slurry is injected into the transfer barrel through the feed inlet, large particulate matters, impurities and the like in the battery slurry are filtered out through the filtering mechanism, and the filtered battery slurry is transferred to the next working procedure through the transferring mechanism. The battery slurry sieving and transferring device adopts the sieving and transferring integrated device, improves the working efficiency of sieving the battery slurry, ensures that no large-particle impurities are not sieved, ensures the coating effect of the subsequent slurry, and further ensures the performance of the lithium battery.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a battery slurry sieving and transferring device according to an embodiment of the present utility model;
fig. 2 is a cross-sectional view of a battery paste sieving and transferring device according to an embodiment of the present utility model.
Reference numerals:
100. a battery slurry sieving and transferring device;
10. a transfer barrel; 11. a tub body; 111. a first barrel; 112. a second tub; 1121. a discharge port; 12. a dust cover; 121. a feed inlet;
20. a filtering mechanism; 21. a main body; 22. a frame;
30. a transfer mechanism; 31. a transport tray; 32. casters;
40. an iron removing mechanism;
50. and (3) a valve.
Detailed Description
In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that, if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., these terms refer to the orientation or positional relationship based on the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the terms "plurality" and "a plurality" if any, mean at least two, such as two, three, etc., unless specifically defined otherwise.
In this application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein, if any, are for descriptive purposes only and do not represent a unique embodiment.
The battery slurry is prepared by uniformly dispersing active substances (anode and cathode materials), adhesives, conductive agents and the like in a solvent in a stirring manner, and in order to realize more excellent electrochemical performance, the electrode slurry has higher particle requirements, and the electrode slurry in a slurry stirrer is required to be filtered by a filtering device and then conveyed to the next working procedure.
The agglomeration phenomenon of small particles is difficult to avoid in the pulping process of the battery slurry, and large particles formed after the agglomeration exert adverse effects on the battery performance, so that a screen is required to be used for filtering out the large particles, thereby improving the performance of the battery slurry. The common screening method in general production is the most traditional manual screening, slurry flows into a stainless steel barrel sleeved with a screen from a slurry tank, then the slurry is scraped by hands and screened, and the slurry screening operation is carried out in the mode, so that on one hand, the labor burden is increased, a large amount of time is wasted, and the working efficiency is low; on the other hand, the slurry is exposed to air to absorb moisture, and as the sieving time of the slurry increases, the slurry is deteriorated, and the sieving quality of the slurry cannot be ensured, affecting the performance of the slurry.
After the battery slurry is filtered, the battery slurry is required to be conveyed and transported, preparation is made for the next process, at present, small lithium ion pulping equipment is not provided with slurry sieving and transporting devices matched with the small lithium ion pulping equipment during discharging, the simple transporting devices not only enable the slurry to be exposed in the air for a long time, but also can cause introduction of impurities, certain loss is caused to the slurry, the problems of particles, bubbles and the like are caused in the subsequent coating process, and the performance of the lithium ion battery is poor.
In order to solve the above-described problems, as shown in fig. 1 and 2, the present embodiment provides a battery slurry sieving and transferring apparatus 100, which includes a transfer drum 10, a filter mechanism 20, and a transferring mechanism 30, and the corresponding filter mechanism 20 can be replaced according to the difference of the battery slurry, the transfer drum 10 is used to hold the battery slurry, the filter mechanism 20 is disposed in the transfer drum 10, the transfer drum 10 has a feed port 121, the feed port 121 is disposed above the filter mechanism 20, the transferring mechanism 30 is disposed below the transfer drum 10, and the transferring mechanism 30 is configured to transport the transfer drum 10. In use, the battery slurry is injected into the middle rotary barrel 10 through the feed port 121, large particulate matters, impurities and the like in the battery slurry are filtered out through the filtering mechanism 20, and the filtered battery slurry is transported to the next process through the transporting mechanism 30.
The battery slurry sieving and transferring device 100 of the application adopts a sieving and transferring integrated device, improves the working efficiency of sieving the battery slurry, ensures that no large-particle impurities are not sieved, ensures the coating effect of the subsequent slurry, and further ensures the performance of the lithium battery.
Referring to fig. 1 and 2, the specific structure of the transfer barrel 10 is illustrated, as shown in fig. 1 and 2, the transfer barrel 10 includes a barrel 11 and a dust cover 12, the top end of the barrel 11 is provided with an opening, the dust cover 12 is provided at the opening end of the barrel 11, the dust cover 12 and the barrel 11 together form a closed space, a feed inlet 121 is provided on the dust cover 12, and battery slurry enters the closed space formed by the barrel 11 and the dust cover 12 through the feed inlet 121, and the sieving operation is completed in the closed space, so that dust or foreign matters are prevented from entering, and meanwhile, the problems of battery slurry deterioration and the like caused by long-time exposure of the battery slurry in the air are avoided.
Preferably, the cross section of the tub 11 may be circular, and in other embodiments, the cross section of the tub 11 may be elliptical or polygonal.
Preferably, a fixed valve is provided on the inlet 121, and communicates with the inlet 121 and is used to connect a battery paste transporting device (not shown) to transport battery paste for the transfer tub 10. Wherein, the fixed valve can be the fixed ball valve of current arbitrary kind, and its specific structure and theory of operation are prior art, and the description is omitted here.
Specifically, as shown in fig. 1 and 2, the tub 11 includes a first tub 111 and a second tub 112, the second tub 112 is disposed below the first tub 111, and the filter mechanism 20 is disposed between the first tub 111 and the second tub 112. Through setting up staving 11 into first bucket 111 and the second bucket 112 that arrange along the upper and lower direction, filtering mechanism 20 sets up between first bucket 111 and second bucket 112, realizes that the filtration operation of battery thick liquids accomplishes in first bucket 111, and the battery thick liquids after the filtration falls into in the second bucket 112, is convenient for filtration and the classification processing of battery thick liquids.
Further, as shown in fig. 1 and 2, a discharge port 1121 is formed at the bottom of the second tub 112, and the discharge port 1121 is used for discharging the filtered battery paste. Specifically, a valve 50 is disposed in the discharge port 1121, and a worker can control the opening or closing of the discharge port 1121 by opening or closing the valve 50. Wherein the valve 50 may be any ball valve or butterfly valve that performs the above functions.
Further, the tub 11 is made of a stainless steel material. The stainless steel material has the advantages of difficult rust, good stability, easy cleaning and the like.
Referring to fig. 1 and 2, the mechanism of the transferring mechanism 30 is illustrated, as shown in fig. 1 and 2, the transferring mechanism 30 includes a transporting tray 31 and a caster 32, the transporting tray 31 is used for carrying the transferring barrel 10, the caster 32 is disposed below the transporting tray 31, and by setting the transferring mechanism 30, a worker can push the transferring barrel 10 with a smaller force, so as to facilitate transferring of the battery slurry.
Further, the transportation tray 31 is an annular tray with a hollow center, and the hollow center realizes the avoidance effect of the transportation tray 31 on the discharge port 1121.
Further, the number of the casters 32 is plural, and the casters 32 are disposed at the lower end of the transportation tray 31 at intervals, so as to improve the stability of the battery slurry sieving and transferring device 100 during traveling, and avoid the battery slurry sieving and transferring device 100 from toppling over during the operation of the barrel 10. The casters 32 may be one or a combination of casters or casters, and are not limited thereto.
Preferably, the casters 32 are provided with a brake (not shown) that can be configured as a conventional foot-operated brake to facilitate the positioning of the battery slurry sieving and transferring device 100 in a predetermined position when the transfer drum 10 is not in need of transfer.
Further, the filtering mechanism 20 includes a main body 21 and a frame 22, the main body 21 is provided with a filtering hole, the frame 22 is coated on the periphery of the main body 21, a slot is provided in the transfer barrel 10, and the frame 22 is inserted into the slot, so that the filtering mechanism 20 is conveniently fixed on the transfer barrel 10.
Preferably, the mesh number of the filtering holes is 100-200 in order to ensure a good filtering effect of the filtering mechanism 20 on the battery paste. The mesh number of the filter holes is preferably 100, 150, 200. The replacement of the mesh number of the filter mechanism 20 is achieved by replacing the main body 21. Wherein the main body 21 is a filter screen. Illustratively, when the battery slurry requires 100 mesh filtration by the filter mechanism 20, a 100 mesh filter screen is mounted on the frame 22; when the battery slurry is to be filtered by the 150 mesh filter mechanism 20, a 150 mesh filter screen is mounted on the frame 22. If the battery slurry contains ferromagnetic particulate matters, a battery made of a pole piece coated with the battery slurry has the possibility of self-discharge phenomenon, and the quality of the battery is reduced. Therefore, after the powder and the liquid of the battery cell are mixed and homogenized, the slurry is influenced by the iron-containing simple substance of the raw material, and the battery cell cannot be directly manufactured. In order to solve the above problems, as shown in fig. 1 and 2, the battery slurry sieving and transferring apparatus 100 further includes an iron removing mechanism 40, the iron removing mechanism 40 is disposed on the inner wall and/or the outer wall of the first tub 111, and the iron removing mechanism 40 is used for removing ferromagnetic particulate matters in the battery slurry.
Specifically, the iron removing mechanism 40 may be a magnet rod or an electromagnet rod, which has better magnetic attraction performance, and can adsorb ferromagnetic particulate matters in the battery slurry, so as to avoid the ferromagnetic particulate matters from affecting the quality of the battery pole piece.
Note that in the description of this specification, a description referring to terms "some embodiments", "other embodiments", and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing description is only of the preferred embodiments of the utility model and the technical principles employed. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (9)

1. Battery slurry sieves and transfer device, its characterized in that includes:
a transfer barrel (10), wherein the transfer barrel (10) is used for containing pool slurry;
the filter mechanism (20) is arranged in the transfer barrel (10) and can be replaced by the corresponding filter mechanism (20) according to different battery slurries, the transfer barrel (10) is provided with a feed port (121), and the feed port (121) is arranged above the filter mechanism (20);
-a transfer mechanism (30) arranged below the transfer drum (10), the transfer mechanism (30) being configured to transport the transfer drum (10).
2. The battery slurry sieving and transferring device according to claim 1, wherein the transfer drum (10) comprises:
a barrel body (11);
the dustproof cover (12) is arranged on the barrel body (11), and the feeding hole (121) is formed in the dustproof cover (12).
3. Battery paste sieving and transferring device according to claim 2, wherein the tub (11) comprises:
a first tub (111);
and a second barrel (112) arranged below the first barrel (111), wherein the filtering mechanism (20) is arranged between the first barrel (111) and the second barrel (112).
4. The battery slurry sieving and transferring device according to claim 1, wherein a discharge port (1121) is provided below the transfer barrel (10), and a valve (50) is provided in the discharge port (1121).
5. The battery slurry sieving and transporting device according to claim 1, wherein the transporting mechanism (30) comprises:
a transport tray (31) configured to carry the transfer drum (10);
and casters (32) provided below the transport tray (31).
6. Battery paste sieving and transferring device according to claim 5, characterized in that the casters (32) are provided with braking means.
7. The battery paste sieving and transporting device according to any one of claims 1 to 6, wherein the filtering mechanism (20) comprises:
a main body (21) provided with a filtering hole;
the frame (22) is coated on the periphery of the main body (21), a slot is formed in the frame (22), and the transfer barrel (10) is inserted into the slot.
8. The battery paste sieving and transferring apparatus according to claim 7, wherein the mesh number of the filter holes of the main body (21) is 100-200, and the replacement of the mesh number of the filter mechanism (20) is achieved by replacing the main body (21).
9. The battery paste screening and transporting apparatus according to any one of claims 1 to 6, further comprising:
and an iron removal mechanism (40) disposed on an inner wall and/or an outer wall of the transfer drum (10), the iron removal mechanism (40) being configured to remove ferromagnetic particulate matter in the battery slurry.
CN202321808330.4U 2023-07-11 2023-07-11 Battery slurry sieving and transferring device Active CN220345193U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321808330.4U CN220345193U (en) 2023-07-11 2023-07-11 Battery slurry sieving and transferring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321808330.4U CN220345193U (en) 2023-07-11 2023-07-11 Battery slurry sieving and transferring device

Publications (1)

Publication Number Publication Date
CN220345193U true CN220345193U (en) 2024-01-16

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Application Number Title Priority Date Filing Date
CN202321808330.4U Active CN220345193U (en) 2023-07-11 2023-07-11 Battery slurry sieving and transferring device

Country Status (1)

Country Link
CN (1) CN220345193U (en)

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