CN212702856U - Lithium battery cathode graphite powder filtering device - Google Patents
Lithium battery cathode graphite powder filtering device Download PDFInfo
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- CN212702856U CN212702856U CN202021141208.2U CN202021141208U CN212702856U CN 212702856 U CN212702856 U CN 212702856U CN 202021141208 U CN202021141208 U CN 202021141208U CN 212702856 U CN212702856 U CN 212702856U
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- graphite powder
- lithium battery
- filtering device
- rose box
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Abstract
The utility model discloses a lithium cell negative pole graphite powder filter equipment includes the rose box, be provided with circular cone type inner tube in the rose box, be provided with the filtration pore on the lateral wall of circular cone type inner tube, be provided with the working chamber in the circular cone type inner tube, the working chamber is provided with the pivot, be provided with helical blade on the lateral wall of pivot, the upper end of working chamber is provided with places the mouth, it is provided with the apron on the mouth to place, the up end of apron is provided with servo motor, servo motor's bottom output passes the apron axial fixity in the pivot, the bottom of rose box is provided with out the hopper, be provided with support group respectively with the bottom of screw pump on the lateral wall of rose box, the bottom of support group is. The utility model discloses a servo motor drives pivot and helical blade along helical blade's reverse direction's rotation, can prevent that graphite powder from piling up in the filtering process, improves filtration efficiency, avoids using shock dynamo moreover, reduces the vibrations of device operation in-process, noise pollution abatement.
Description
Technical Field
The utility model relates to a filter equipment field specifically is a lithium cell negative pole graphite powder filter equipment.
Background
In general, a lithium ion battery uses a lithium alloy metal oxide as a positive electrode material, graphite as a negative electrode material, and a nonaqueous electrolyte. Graphite powder is the main raw material for preparing the lithium battery cathode material, and a filtering device can be used in the preparation process of the graphite powder.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) the traditional graphite powder filtering device mostly adopts a vibration motor to drive a filtering plate to vibrate, graphite powder is easy to accumulate on the filtering plate, and the vibration motor has large vibration and serious noise pollution;
(2) the traditional graphite powder filtering device is not provided with a sealed conveying mechanism, so that the graphite powder is easy to scatter to the surrounding environment in the discharging process, the surrounding environment is polluted, and the resource waste is caused;
(3) traditional graphite powder filter equipment does not set up shock-absorbing structure, and the vibrations that produce in the equipment operation process can produce noise pollution, influences the operation environment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium cell negative pole graphite powder filter equipment to it piles up, equipment vibrations are big, graphite powder flies apart and noise pollution's problem to provide graphite powder in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery cathode graphite powder filtering device comprises a filtering box, wherein a conical inner barrel is arranged in the filtering box, the conical tip of the conical inner barrel is vertically downward, a filtering cavity is formed between the conical inner barrel and the side wall of the filtering box, a filtering hole is formed in the side wall of the conical inner barrel, a working cavity is arranged in the conical inner barrel, a rotating shaft is arranged in the working cavity, a spiral blade is arranged on the side wall of the rotating shaft, the outer side of the spiral blade is conical, a placing opening is formed in the upper end of the working cavity, the placing opening extends upwards to the outer wall of the filtering box, a cover plate is arranged on the placing opening, a servo motor is arranged on the upper end face of the cover plate, the bottom output end of the servo motor penetrates through the cover plate and is axially fixed on the rotating shaft, a discharging hopper is arranged at the bottom of the filtering box, the input end of, and the side wall of the filter box and the bottom of the spiral delivery pump are respectively provided with a support group, and the bottom of the support group is fixed with a base.
Preferably, the screw delivery pump includes conveyer pipe, screw axis and driving motor, and the conveyer pipe prolongs the horizontal direction and fixes on the top of support group, and the upper portion one end of conveyer pipe is provided with the input port, and the input port communicates with the bottom output of play hopper, and driving motor fixes on the lateral wall of conveyer pipe one end, and driving motor's horizontal output passes the lateral wall axial fixation of conveyer pipe one end in the one end of screw axis, and the other end of conveyer pipe is provided with the delivery outlet.
Preferably, a dust cover is arranged on the outer side of the driving motor and fixed on the side wall of one end of the conveying pipe.
Preferably, a heat dissipation grid is arranged on the side wall of the dust cover.
Preferably, the bottom of base is provided with the backing plate, and the bottom four corners department of base is provided with spacing post respectively, has cup jointed damping spring on the spacing post, and damping spring's upper end and the lower terminal surface laminating of base, spacing post be provided with the stopper, and the up end four corners department of backing plate corresponds respectively and is provided with spacing hole, and the bottom in spacing hole is provided with spacing groove, and stopper sliding connection is in spacing inslot, and the lower extreme of spacing post passes spacing hole, and damping spring's the other end and the up end laminating of backing plate.
Preferably, the bottom of the backing plate is provided with friction stripes.
Preferably, the cover plate is provided with a feed inlet, and the feed inlet is provided with a connecting flange.
Compared with the prior art, the beneficial effects of the utility model are that: the graphite powder filtering device for the negative electrode of the lithium battery not only prevents the graphite powder from being accumulated in the filtering process, reduces the vibration generated in the operation process of equipment, avoids the graphite powder from scattering into the surrounding environment, but also reduces the noise pollution generated by the vibration;
(1) the conical inner cylinder is arranged in the filter box, the helical blade and the rotating shaft are arranged in the conical inner cylinder, the servo motor on the cover plate is started through the external power supply, the servo motor drives the rotating shaft and the helical blade to rotate along the reverse direction of the helical blade, so that the graphite powder at the bottom of the conical inner cylinder is driven to be continuously lifted upwards, and the graphite powder is filtered into the filter cavity through the filter hole in the side wall of the conical inner cylinder, so that the graphite powder accumulation in the filtering process can be prevented, the filtering efficiency is improved, the use of a vibration motor is avoided, the vibration in the operation process of the device is reduced, and the noise pollution is reduced;
(2) the spiral conveying pump is arranged at the output end of the bottom of the discharge hopper and comprises a conveying pipe, a spiral shaft and a driving motor, when the filtered graphite powder is discharged into the conveying pipe from the discharge hopper, the driving motor is started through an external power supply to drive the spiral shaft to rotate, so that the graphite powder in the conveying pipe is discharged from the output port of the conveying pipe, the whole conveying process is completely sealed, the graphite powder is prevented from scattering to the surrounding environment in the discharging process, the surrounding working environment can be protected, and resources are saved;
(3) the bottom through the base is provided with the backing plate to and spacing post damping spring's between base and the backing plate setting, when the device produces vibrations in service, through spacing hole and the spacing inslot up-and-down motion of spacing post on the backing plate, flexible through damping spring simultaneously, during the vibrations that the reducing mechanism produced transmitted the surrounding environment, thereby the reduction produced noise pollution because of vibrations.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic view of a partially enlarged structure of the area A in FIG. 1;
FIG. 3 is a schematic view of a portion of the area B in FIG. 1;
fig. 4 is a schematic view of the bottom structure of the backing plate of the present invention.
In the figure: 1. a filter box; 2. a conical inner cylinder; 3. a filter chamber; 4. a filtration pore; 5. a working chamber; 6. a rotating shaft; 7. a helical blade; 8. a placement port; 9. a cover plate; 10. a servo motor; 11. a discharge hopper; 12. a screw delivery pump; 13. a bracket set; 14. a base; 15. a delivery pipe; 16. a screw shaft; 17. a drive motor; 18. an input port; 19. an output port; 20. a dust cover; 21. a heat dissipation grid; 22. a base plate; 23. a limiting column; 24. a damping spring; 25. a limiting block; 26. a limiting hole; 27. a limiting groove; 28. rubbing the stripes; 29. a feed inlet; 30. and connecting the flange plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides an embodiment: a lithium battery cathode graphite powder filtering device comprises a filtering box 1, wherein a conical inner barrel 2 is arranged in the filtering box 1, the conical tip of the conical inner barrel 2 is vertically downward, a filtering cavity 3 is formed between the conical inner barrel 2 and the side wall of the filtering box 1, a filtering hole 4 is formed in the side wall of the conical inner barrel 2, a working cavity 5 is arranged in the conical inner barrel 2, a rotating shaft 6 is arranged in the working cavity 5, a spiral blade 7 is arranged on the side wall of the rotating shaft 6, the outer side of the spiral blade 7 is conical, a placing opening 8 is formed in the upper end of the working cavity 5, the placing opening 8 extends upwards to the outer wall of the filtering box 1, a cover plate 9 is arranged on the placing opening 8, a servo motor 10 is arranged on the upper end face of the cover plate 9, the bottom output end of the servo motor 10 penetrates through the cover plate 9 to be axially fixed on the rotating shaft 6, a discharge hopper 11 is arranged at the bottom of, a spiral delivery pump 12 is arranged at the output end of the bottom of the discharge hopper 11, a support group 13 is respectively arranged on the side wall of the filter box 1 and the bottom of the spiral delivery pump 12, and a base 14 is fixed at the bottom of the support group 13;
specifically, as shown in fig. 1, when the device is used, firstly, the servo motor 10 on the cover plate 9 is started by an external power supply, so that the servo motor 10 drives the rotating shaft 6 and the helical blade 7 to rotate along the reverse direction of the helical blade 7, thereby driving the graphite powder at the bottom of the conical inner cylinder 2 to be continuously lifted upwards, and filtering the graphite powder into the filtering cavity 3 through the filtering hole 4 on the side wall of the conical inner cylinder 2, so that the graphite powder accumulation in the filtering process can be prevented, the filtering efficiency is improved, the use of a vibration motor is avoided, the vibration in the operation process of the device is reduced, and the noise pollution is reduced;
the screw conveying pump 12 comprises a conveying pipe 15, a screw shaft 16 and a driving motor 17, wherein the conveying pipe 15 is fixed at the top end of the support group 13 along the horizontal direction, an input port 18 is formed in one end of the upper portion of the conveying pipe 15, the input port 18 is communicated with the output end of the bottom of the discharge hopper 11, the driving motor 17 is fixed on the side wall of one end of the conveying pipe 15, the horizontal output end of the driving motor 17 penetrates through the side wall of one end of the conveying pipe 15 and is axially fixed at one end of the screw shaft 16, and an;
a dust cover 20 is arranged on the outer side of the driving motor 17, and the dust cover 20 is fixed on the side wall of one end of the conveying pipe 15;
a heat dissipation grid 21 is arranged on the side wall of the dust cover 20;
specifically, as shown in fig. 1 and 2, when the mechanism is used, firstly, when the filtered graphite powder is discharged into the conveying pipe 15 from the discharge hopper 11, the driving motor 17 is started by an external power supply to drive the screw shaft 16 to rotate, so that the graphite powder in the conveying pipe 15 is discharged from the output port 19 of the conveying pipe 15, the whole conveying process is completely sealed, the graphite powder is prevented from scattering to the surrounding environment in the discharging process, and the surrounding working environment can be protected and resources can be saved;
a base plate 22 is arranged at the bottom of the base 14, limiting columns 23 are respectively arranged at four corners of the bottom of the base 14, a damping spring 24 is sleeved on each limiting column 23, the upper end of each damping spring 24 is attached to the lower end face of the base 14, limiting blocks 25 are arranged on the limiting columns 23, limiting holes 26 are respectively and correspondingly arranged at four corners of the upper end face of the base plate 22, limiting grooves 27 are formed in the bottoms of the limiting holes 26, the limiting blocks 25 are connected in the limiting grooves 27 in a sliding mode, the lower ends of the limiting columns 23 penetrate through the limiting holes 26, and the other ends of the damping springs 24 are attached to the upper end face of the base plate 22;
the bottom of the backing plate 22 is provided with friction stripes 28;
a feed inlet 29 is formed in the cover plate 9, and a connecting flange plate 30 is arranged on the feed inlet 29;
specifically, as shown in fig. 1 and 3, when the device is used, firstly, when vibration is generated during operation of the device, the limiting column 23 moves up and down in the limiting hole 26 and the limiting groove 27 on the backing plate 22, and simultaneously, the damping spring 24 expands and contracts, so that the transmission of the vibration generated by the device to the surrounding environment is reduced, and the noise pollution generated by the vibration is reduced.
The working principle is as follows: the utility model discloses when using, at first, start servo motor 10 on the apron 9 through external power source, make servo motor 10 drive pivot 6 and helical blade 7 along the rotation of helical blade 7's reverse direction, thereby the graphite powder that drives 2 bottoms of circular cone type inner tube constantly upwards promotes, the graphite powder filters in filter chamber 3 through filtration pore 4 on 2 lateral walls of circular cone type inner tube, so can prevent that the graphite powder from piling up in the filtering process, and the efficiency of filtration is improved, and avoid using shock dynamo, reduce the vibrations of device operation in-process, and the noise pollution is reduced.
Then, when the filtered graphite powder is discharged into the conveying pipe 15 from the discharge hopper 11, the driving motor 17 is started by an external power supply to drive the screw shaft 16 to rotate, so that the graphite powder in the conveying pipe 15 is discharged from the output port 19 of the conveying pipe 15, the whole conveying process is completely sealed, the graphite powder is prevented from scattering to the surrounding environment in the discharging process, the surrounding working environment is protected, and resources are saved.
Meanwhile, when the device generates vibration during operation, the limiting column 23 moves up and down in the limiting hole 26 and the limiting groove 27 on the base plate 22, and the damping spring 24 stretches, so that the vibration generated by the device is reduced and transmitted to the surrounding environment, and the noise pollution generated by the vibration is reduced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a lithium cell negative pole graphite powder filter equipment, includes rose box (1), its characterized in that: a conical inner cylinder (2) is arranged in the filter box (1), the conical tip of the conical inner cylinder (2) is vertically downward, a filter cavity (3) is formed between the conical inner cylinder (2) and the side wall of the filter box (1), a filter hole (4) is formed in the side wall of the conical inner cylinder (2), a working cavity (5) is arranged in the conical inner cylinder (2), a rotating shaft (6) is arranged in the working cavity (5), a spiral blade (7) is arranged on the side wall of the rotating shaft (6), the outer side of the spiral blade (7) is conical, a placing opening (8) is formed in the upper end of the working cavity (5), the placing opening (8) extends upwards to the outer wall of the filter box (1), a cover plate (9) is arranged on the placing opening (8), a servo motor (10) is arranged on the upper end face of the cover plate (9), and the bottom output end of the servo motor (10) penetrates through the cover plate, the bottom of rose box (1) is provided with out hopper (11), goes out the inside intercommunication of input and filter chamber (3) of hopper (11), is provided with screw feed pump (12) on the bottom output of hopper (11), is provided with support group (13) respectively with the bottom of screw feed pump (12) on the lateral wall of rose box (1), and the bottom of support group (13) is fixed with base (14).
2. The graphite powder filtering device for the negative electrode of the lithium battery as claimed in claim 1, wherein: screw delivery pump (12) are including conveyer pipe (15), screw axis (16) and driving motor (17), conveyer pipe (15) extend the horizontal direction and fix the top at support group (13), the upper portion one end of conveyer pipe (15) is provided with input port (18), input port (18) and the bottom output intercommunication of play hopper (11), driving motor (17) are fixed on the lateral wall of conveyer pipe (15) one end, the lateral wall axial fixation in the one end of screw axis (16) of the horizontal output end of driving motor (17) passing conveyer pipe (15) one end, the other end of conveyer pipe (15) is provided with delivery outlet (19).
3. The graphite powder filtering device for the negative electrode of the lithium battery as claimed in claim 2, wherein: and a dust cover (20) is arranged on the outer side of the driving motor (17), and the dust cover (20) is fixed on the side wall of one end of the conveying pipe (15).
4. The graphite powder filtering device for the negative electrode of the lithium battery as claimed in claim 3, wherein: and a heat dissipation grid (21) is arranged on the side wall of the dust cover (20).
5. The graphite powder filtering device for the negative electrode of the lithium battery as claimed in claim 1, wherein: the bottom of base (14) is provided with backing plate (22), the bottom four corners department of base (14) is provided with spacing post (23) respectively, damping spring (24) have been cup jointed on spacing post (23), the upper end of damping spring (24) and the lower terminal surface laminating of base (14), spacing post (23) be provided with stopper (25), the up end four corners department of backing plate (22) corresponds respectively and is provided with spacing hole (26), the bottom of spacing hole (26) is provided with spacing groove (27), stopper (25) sliding connection is in spacing groove (27), and the lower extreme of spacing post (23) passes spacing hole (26), the other end of damping spring (24) and the up end laminating of backing plate (22).
6. The lithium battery negative electrode graphite powder filtering device according to claim 5, characterized in that: the bottom of the backing plate (22) is provided with friction stripes (28).
7. The graphite powder filtering device for the negative electrode of the lithium battery as claimed in claim 1, wherein: a feed inlet (29) is formed in the cover plate (9), and a connecting flange plate (30) is arranged at the feed inlet (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021141208.2U CN212702856U (en) | 2020-06-19 | 2020-06-19 | Lithium battery cathode graphite powder filtering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021141208.2U CN212702856U (en) | 2020-06-19 | 2020-06-19 | Lithium battery cathode graphite powder filtering device |
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| CN212702856U true CN212702856U (en) | 2021-03-16 |
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| CN202021141208.2U Active CN212702856U (en) | 2020-06-19 | 2020-06-19 | Lithium battery cathode graphite powder filtering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535041A (en) * | 2022-02-16 | 2022-05-27 | 河南省远洋粉体科技股份有限公司 | Aluminum powder screening device and method for aluminum powder production |
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2020
- 2020-06-19 CN CN202021141208.2U patent/CN212702856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535041A (en) * | 2022-02-16 | 2022-05-27 | 河南省远洋粉体科技股份有限公司 | Aluminum powder screening device and method for aluminum powder production |
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