CN216335265U - Battery production material extrusion conveyor - Google Patents
Battery production material extrusion conveyor Download PDFInfo
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- CN216335265U CN216335265U CN202122872480.9U CN202122872480U CN216335265U CN 216335265 U CN216335265 U CN 216335265U CN 202122872480 U CN202122872480 U CN 202122872480U CN 216335265 U CN216335265 U CN 216335265U
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- iron phosphate
- lithium iron
- storage bin
- assembly
- battery production
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Abstract
The utility model discloses a battery production material extrusion conveying device, which comprises: the device comprises a frame, a lithium iron phosphate storage bin, an extrusion feeding assembly and a vacuum forming assembly; the lithium iron phosphate storage bin and the extrusion feeding assembly are arranged on the rack; the vacuum forming assembly separates air between lithium iron phosphate powder gaps in the lithium iron phosphate storage bin, and the extrusion feeding assembly extrudes the lithium iron phosphate powder through a discharge port of the lithium iron phosphate storage bin. The utility model has the beneficial effects that: through vacuum negative pressure adsorption, eliminate the air gap between the lithium iron phosphate material, make the lithium iron phosphate material extrude each other, through screw extrusion output, the reinforced degree of accuracy improves greatly.
Description
Technical Field
The utility model relates to the field of batteries, in particular to a battery production material extrusion conveying device.
Background
Lithium iron phosphate is an electrode material of a lithium ion battery, has a chemical formula of LiFePO4, and is mainly used for various lithium ion batteries. Since NTT in Japan was the first disclosure of an olivine-structured lithium battery positive electrode material of AyMPO4(A is an alkali metal, and M is a combination of both CoFe: LiFeCoPO4), the research group of John.B. Goodenough, et al, Texas State university, U.S. 1997, also reported the reversible lithium intercalation and deintercalation characteristics of LiFePO 4.
The olivine structure (LiMPO4) is published in the united states in close agreement with japan, so that the material receives great attention and is being widely studied and rapidly developed. Compared with the traditional lithium ion secondary battery cathode material, spinel-structured LiMn2O4 and layered-structured LiCoO2, the LiMPO4 has the advantages of wider raw material source, lower price and no environmental pollution.
The traditional technology has the following technical problems:
because the lithium iron phosphate material is very smooth in the transmission course, nearly there is not frictional force and annual chile, like this, when reinforced with containers such as funnel, reinforced degree of accuracy is uncontrollable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a battery production material extrusion conveying device, which eliminates air gaps among lithium iron phosphate materials through vacuum negative pressure adsorption, enables the lithium iron phosphate materials to be extruded mutually, and greatly improves the feeding accuracy through screw extrusion output.
In order to solve the technical problem, the utility model provides a battery production material extrusion conveying device, which comprises: the device comprises a frame, a lithium iron phosphate storage bin, an extrusion feeding assembly and a vacuum forming assembly; the lithium iron phosphate storage bin and the extrusion feeding assembly are arranged on the rack; the vacuum forming assembly separates air between lithium iron phosphate powder gaps in the lithium iron phosphate storage bin, and the extrusion feeding assembly extrudes the lithium iron phosphate powder through a discharge port of the lithium iron phosphate storage bin.
The utility model has the beneficial effects that:
through vacuum negative pressure adsorption, eliminate the air gap between the lithium iron phosphate material, make the lithium iron phosphate material extrude each other, through screw extrusion output, the reinforced degree of accuracy improves greatly.
In one embodiment, the lithium iron phosphate storage bin comprises a vacuum forming component, a back blowing component and a back blowing component, wherein the back blowing component is arranged between the lithium iron phosphate storage bin and the vacuum forming component, the back blowing component is connected with the lithium iron phosphate storage bin through a first pipeline, the back blowing component is connected with the vacuum forming component through a second pipeline, and the back blowing component recovers collected lithium iron phosphate powder into the lithium iron phosphate storage bin.
In one embodiment, the blowback assembly comprises a blowback storage bin, a blowback compressed air source and a filter cloth bag; the filter cloth bag is arranged in the back blowing storage bin, the back blowing compressed air source is arranged on the outer side of the back blowing storage bin, and the back blowing compressed air source recovers the lithium iron phosphate powder collected by the filter cloth bag into the lithium iron phosphate storage bin through the first pipeline by blowing.
In one embodiment, the lithium iron phosphate storage bin forms an inverted cone storage space, the sectional area of the cone storage space is gradually reduced from large to small, the shapes of the sections of the cone storage space are circular, and the discharge hole is formed at the position where the sectional area of the cone storage space is the smallest; and a filtering sleeve is arranged in the lithium iron phosphate storage bin.
In one embodiment, the filtering sleeve is in a hollow cylindrical shape, and a central axis of the filtering sleeve is parallel to a central axis of the lithium iron phosphate storage bin.
In one embodiment, the extrusion feed assembly comprises a rotary drive, a screw, and a helical blade; the rotary driving device drives the screw to rotate, the helical blade is arranged on the screw, and the rotary driving device is a rotary motor; the screw rod stretches into lithium iron phosphate storage bin, the one end of screw rod is close to the discharge gate.
In one embodiment, the central axis of the screw is parallel to the central axis of the lithium iron phosphate storage bin, and the central axis of the screw is parallel to the central axis of the filtering sleeve.
In one embodiment, the vacuum forming assembly comprises a vacuum pump, a main filter element, a secondary filter element and a control valve; the main filter element, the secondary filter element and the control valve are all arranged on the second pipeline, the main filter element is located between the vacuum pump and the blowback assembly, and the secondary filter element is located between the main filter element and the control valve.
In one embodiment, the device further comprises a pressure gauge and an electric ball valve; the pressure gauge is electrically connected with the electric ball valve, and the pressure gauge and the electric ball valve are arranged on the main filter element.
In one embodiment, the spout is provided with a closure assembly having a first position and a second position; when the sealing assembly is in a first position, the discharge hole is sealed, and the lithium iron phosphate powder cannot flow out of the discharge hole; when the closing component is located at the second position, the discharge port is opened, and the lithium iron phosphate powder can flow out of the discharge port.
Drawings
Fig. 1 is a schematic structural diagram of a battery production material extrusion conveying device.
Fig. 2 is a schematic structural diagram of relevant parts of a lithium iron phosphate storage bin of the extrusion conveying device for battery production materials.
Fig. 3 is a schematic view of the structure of a vacuum forming assembly in the battery production material extruding and conveying apparatus of the present invention.
The reference numbers are as follows: 100. a frame; 200. a lithium iron phosphate storage bin; 210. a filter cartridge; 310. a rotation driving device; 320. a screw; 330. a helical blade; 340. a closure assembly; 410. a vacuum pump; 420. a main filter element; 430. a secondary filter element; 440. a control valve; 450. a pressure gauge; 460. the electric ball valve; 510. a blowback storage bin; 520. back flushing the compressed air source; 530. a filter cloth bag.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 3, a battery production material extruding and conveying apparatus includes: the device comprises a frame 100, a lithium iron phosphate storage bin 200, an extrusion feeding assembly and a vacuum forming assembly; the lithium iron phosphate storage bin 200 and the extrusion feeding assembly are arranged on the rack 100; the vacuum forming assembly separates air between lithium iron phosphate powder gaps in the lithium iron phosphate storage bin 200, and the extrusion feeding assembly extrudes the lithium iron phosphate powder through a discharge port of the lithium iron phosphate storage bin 200.
In order to practice thrift lithium iron phosphate and not cause the waste, still include the blowback subassembly, the blowback subassembly sets up lithium iron phosphate storage storehouse 200 with between the vacuum formation subassembly, the blowback subassembly with lithium iron phosphate storage storehouse 200 is through first pipe connection, the blowback subassembly with the vacuum formation subassembly passes through the second pipe connection, the lithium iron phosphate powder that the blowback subassembly will be collected is retrieved in the lithium iron phosphate storage storehouse 200.
Specifically, the blowback assembly comprises a blowback storage bin 510, a blowback compressed air source 520 and a filter cloth bag 530; the filtering cloth bag 530 is arranged in the back-blowing storage bin 510, the back-blowing compressed air source 520 is arranged outside the back-blowing storage bin 510, and the back-blowing compressed air source 520 recovers the lithium iron phosphate powder collected by the filtering cloth bag 530 into the lithium iron phosphate storage bin 200 through the first pipeline by blowing air.
The specific construction and layout of the lithium iron phosphate storage bin 200 is as follows: the lithium iron phosphate storage bin 200 forms an inverted cone storage space, the sectional area of the cone storage space gradually decreases from large to small, the sections of the cone storage space are circular, and the discharge hole is formed at the position where the sectional area of the cone storage space is the smallest; and a filtering sleeve 210 is arranged in the lithium iron phosphate storage bin 200.
In order to facilitate installation and maximize working efficiency, the filter sleeve 210 is hollow and cylindrical, and a central axis of the filter sleeve 210 and a central axis of the lithium iron phosphate storage bin 200 are parallel to each other.
In order to improve the feeding accuracy, the extrusion feeding assembly includes a rotary driving device 310, a screw 320 and a helical blade 330; the rotary driving device 310 drives the screw 320 to rotate, the helical blade 330 is disposed on the screw 320, and the rotary driving device 310 is a rotary motor; the screw 320 extends into the lithium iron phosphate storage bin 200, and one end of the screw 320 is close to the discharge hole.
In order to facilitate the control of the precision, the central axis of the screw 320 is parallel to the central axis of the lithium iron phosphate storage bin 200, and the central axis of the screw 320 is parallel to the central axis of the filtering sleeve 210.
In order to protect the vacuum pump 410 when the vacuum is formed, the vacuum forming assembly includes the vacuum pump 410, a main filter cartridge 420, a sub filter cartridge 430, and a control valve 440; the main filter element 420, the secondary filter element 430 and the control valve 440 are all disposed on the second pipeline, the main filter element 420 is located between the vacuum pump 410 and the blowback assembly, and the secondary filter element 430 is located between the main filter element 420 and the control valve 440.
In order to maintain a proper degree of vacuum, the vacuum forming assembly further includes a pressure gauge 450 and a power ball valve; the pressure gauge 450 is electrically connected with the electric ball valve 460, and the pressure gauge 450 and the electric ball valve 460 are arranged on the main filter core 420.
The discharge port is provided with a sealing assembly 340, and the sealing assembly 340 has a first position and a second position; when the closing assembly 340 is in the first position, the discharge port is closed, and the lithium iron phosphate powder cannot flow out of the discharge port; when the closure assembly 340 is in the second position, the discharge port is open and the lithium iron phosphate powder can flow out of the discharge port.
The working principle of the utility model is as follows:
through vacuum negative pressure adsorption, eliminate the air gap between the lithium iron phosphate material, make the lithium iron phosphate material extrude each other, extrude the output through screw rod 320, the reinforced degree of accuracy improves greatly. Specifically, the method comprises the following steps: air separation in with lithium iron phosphate through vacuum pump 410 comes, and the air that extracts out contains a large amount of dusts and need filter the dust down through filtering to return the dust inside the feed bin through the blowback subassembly, because the different situations of the in-process that vacuum pump 410 took out, vacuum has the deviation of floating, for stabilizing the vacuum, need use the manometer 450 who takes feedback function to provide the signal, and use the aperture of electronic ball valve control pipeline, make the vacuum maintain at a fixed value.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (10)
1. A battery production material extrusion conveyor, its characterized in that includes: the device comprises a frame, a lithium iron phosphate storage bin, an extrusion feeding assembly and a vacuum forming assembly; the lithium iron phosphate storage bin and the extrusion feeding assembly are arranged on the rack; the vacuum forming assembly separates air between lithium iron phosphate powder gaps in the lithium iron phosphate storage bin, and the extrusion feeding assembly extrudes the lithium iron phosphate powder through a discharge port of the lithium iron phosphate storage bin.
2. The battery production material extrusion conveying device of claim 1, further comprising a back-blowing assembly, wherein the back-blowing assembly is disposed between the lithium iron phosphate storage bin and the vacuum forming assembly, the back-blowing assembly is connected with the lithium iron phosphate storage bin through a first pipeline, the back-blowing assembly is connected with the vacuum forming assembly through a second pipeline, and the back-blowing assembly recovers the collected lithium iron phosphate powder into the lithium iron phosphate storage bin.
3. The battery production material extrusion conveying apparatus of claim 2, wherein the blowback assembly comprises a blowback storage bin, a blowback compressed air source and a filter cloth bag; the filter cloth bag is arranged in the back blowing storage bin, the back blowing compressed air source is arranged on the outer side of the back blowing storage bin, and the back blowing compressed air source recovers the lithium iron phosphate powder collected by the filter cloth bag into the lithium iron phosphate storage bin through the first pipeline by blowing.
4. The battery production material extrusion conveying device of claim 2, wherein the lithium iron phosphate storage bin forms an inverted cone storage space, the cross-sectional area of the cone storage space gradually decreases from large to small, the cross-sectional shapes of the cone storage space are circular, and the discharge port is formed at the position where the cross-sectional area of the cone storage space is the smallest; and a filtering sleeve is arranged in the lithium iron phosphate storage bin.
5. The battery production material extrusion conveying apparatus of claim 4, wherein the filter sleeve is in a hollow cylindrical shape, and a central axis of the filter sleeve and a central axis of the lithium iron phosphate storage bin are parallel to each other.
6. The battery production material extrusion conveying apparatus of claim 4, wherein the extrusion feed assembly includes a rotary drive, a screw, and a helical blade; the rotary driving device drives the screw to rotate, the helical blade is arranged on the screw, and the rotary driving device is a rotary motor; the screw rod stretches into lithium iron phosphate storage bin, the one end of screw rod is close to the discharge gate.
7. The battery production material extrusion conveying apparatus of claim 6, wherein a central axis of the screw and a central axis of the lithium iron phosphate storage bin are parallel to each other, and a central axis of the screw and a central axis of the filter sleeve are parallel to each other.
8. The battery production material extrusion conveying apparatus of claim 2, wherein the vacuum forming assembly includes a vacuum pump, a main filter cartridge, a sub filter cartridge, and a control valve; the main filter element, the secondary filter element and the control valve are all arranged on the second pipeline, the main filter element is located between the vacuum pump and the blowback assembly, and the secondary filter element is located between the main filter element and the control valve.
9. The battery production material extrusion conveying apparatus of claim 8, further comprising a pressure gauge and a motorized ball valve; the pressure gauge is electrically connected with the electric ball valve, and the pressure gauge and the electric ball valve are arranged on the main filter element.
10. The battery production material extrusion conveying apparatus of claim 1, wherein the discharge outlet is provided with a closure assembly, the closure assembly having a first position and a second position; when the sealing assembly is in a first position, the discharge hole is sealed, and the lithium iron phosphate powder cannot flow out of the discharge hole; when the closing component is located at the second position, the discharge port is opened, and the lithium iron phosphate powder can flow out of the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872480.9U CN216335265U (en) | 2021-11-22 | 2021-11-22 | Battery production material extrusion conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122872480.9U CN216335265U (en) | 2021-11-22 | 2021-11-22 | Battery production material extrusion conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216335265U true CN216335265U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122872480.9U Active CN216335265U (en) | 2021-11-22 | 2021-11-22 | Battery production material extrusion conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216335265U (en) |
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2021
- 2021-11-22 CN CN202122872480.9U patent/CN216335265U/en active Active
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