CN216827163U

CN216827163U - Screening machine for producing negative electrode material graphite powder of lithium battery

Info

Publication number: CN216827163U
Application number: CN202220445313.8U
Authority: CN
Inventors: 丁德生
Original assignee: Anshan Saiou New Material Technology Co ltd
Current assignee: Anshan Saiou New Material Technology Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-06-28
Anticipated expiration: 2032-03-03

Abstract

The utility model relates to a graphite powder production field discloses a sieve separator is used in production of lithium cell cathode material graphite powder, the power distribution box comprises a box body, the inside bottom of box is provided with the collecting box, diapire left end fixedly connected with direct current motor in the collecting box, direct current motor output end fixedly connected with axis of rotation, the axis of rotation surface is provided with the spiral leaf, the equal fixedly connected with in both ends top cushions post, two about the collecting box the buffering post outside all is provided with buffer spring, the box left and right sides inner wall all is provided with the recess, two the equal fixedly connected with backing plate of recess medial extremity. The utility model discloses in, through being provided with vibrating motor, can effectively prevent the jam of screen cloth sieve mesh to can guarantee that the screen cloth will be weakened to the screening effect of graphite powder to be provided with buffer spring and bumping post moreover, transmit the vibration on the box, can effectively play the effect of the inside components and parts of protection screening machine.

Description

Screening machine for producing negative electrode material graphite powder of lithium battery

Technical Field

The utility model relates to a graphite powder production field especially relates to a sieve separator is used in production of lithium cell cathode material graphite powder.

Background

Graphite powder is a substance with sensitive chemical reaction, the resistivity of the graphite powder in different environments can be changed, namely the resistance value of the graphite powder can be changed, but the resistance value can not be changed, the graphite powder is one of good nonmetal conducting substances, as long as the graphite powder is ensured to be uninterrupted in an insulated object, the graphite powder can be electrified like a thin wire, but the resistance value is not accurate, and the resistance value of the graphite powder is different when the graphite powder is used for different materials and environments because the graphite powder is different in thickness.

Chinese patent document CN210434848U discloses a classifying vibrating screen for graphite production, which can classify and screen graphite by using a first screen plate, a second screen plate and a third screen plate, and can separately collect screened graphite particles by using a discharge chute, thereby facilitating subsequent processing and production; through the use of the exhaust fan, the dust generated in the screening process is sucked into the water tank by the dust suction nozzle, and is discharged after being filtered by the filter screen and the activated carbon filter screen in the exhaust pipe through the cleaning of water in the water tank, so that the generation of dust can be reduced, and the protection of workers and the environment can be effectively realized. But the sieve in this utility model is easy to be blocked up, can influence the screening to the graphite powder, can produce more vibration in the screening process moreover, can damage the components and parts in the sieve separator.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a screening machine for producing negative electrode material graphite powder of a lithium battery.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a screening machine for producing negative electrode material graphite powder of a lithium battery comprises a box body, wherein a collecting box is arranged at the bottom end inside the box body, a direct current motor is fixedly connected to the left end of the inner bottom wall of the collecting box, a rotating shaft is fixedly connected to the output end of the direct current motor, spiral blades are arranged on the surface of the rotating shaft, buffering columns are fixedly connected to the tops of the left end and the right end of the collecting box respectively, buffering springs are arranged outside the two buffering columns respectively, grooves are formed in the inner walls of the left side and the right side of the box body respectively, backing plates are fixedly connected to the inner side ends of the two grooves respectively, a screen plate is fixedly connected to the top end inside the box body, a vibration motor is fixedly connected to the middle portions of the front end and the rear end of the screen plate respectively, the output end of the vibration motor is fixedly connected to the corresponding positions of the middle portions of the front end and the rear end of the screen plate respectively, transverse plates are fixedly connected to the middle portions of the left end and the right end of the screen plate, and the upright columns are fixedly connected to the left end and the right end of the screen plate, baffle plates are fixedly connected to the middle portions of the inner walls of the left side and the right side of the box body respectively.

As a further description of the above technical solution:

the bottom of the right end of the collecting box is fixedly connected with a discharging pipe, and the discharging pipe penetrates through the right wall of the box body and extends to the right side of the box body.

As a further description of the above technical solution:

the inner side ends of the two buffer springs are in contact with the outer side end of the collecting box, and the outer side ends of the buffer springs are in contact with the inner side end of the backing plate.

As a further description of the above technical solution:

and the outer side ends of the two buffer posts slide in the corresponding grooves.

As a further description of the above technical solution:

the left side of the bottom wall in the collecting box is fixedly connected with a supporting plate, and the rotating shaft penetrates through the supporting plate and extends into the discharging pipe.

As a further description of the above technical solution:

both of the transverse plates slide on the surfaces of the corresponding upright posts.

As a further description of the above technical solution:

the box top middle part fixedly connected with inlet pipe, the equal fixedly connected with support column in box bottom four corners.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, operating personnel pours the graphite powder raw materials into the inlet pipe, and the graphite powder can fall to the screen cloth surface, starts vibrating motor this moment, and vibrating motor can drive the screen cloth vibration, can drive the diaphragm during the screen cloth vibration and slide in the stand outside, owing to be provided with vibrating motor, can effectively prevent the jam of screen cloth sieve mesh to can guarantee the screening effect of screen cloth to the graphite powder.

2. The utility model discloses in, direct current motor during operation can produce more vibration, this vibration can transmit the box through the buffering post on, when the collecting box receives the vibration, the buffering post can slide in the recess, can extrude buffer spring when the buffering post removes, the in-process of buffer spring compression can reduce the vibration that produces, reach the effect of alleviating the vibration, the vibration of transmitting on the box will be weakened, can effectively play the effect of the inside components and parts of protection screening machine, thereby can effectively prolong the service life of screening machine.

Drawings

Fig. 1 is a schematic structural diagram of a screening machine for producing graphite powder serving as a negative electrode material of a lithium battery provided by the utility model;

fig. 2 is a cross-sectional view of a screening machine for producing graphite powder as a negative electrode material of a lithium battery provided by the utility model;

fig. 3 is a top view of a screening machine for producing graphite powder as a negative electrode material of a lithium battery provided by the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a box body; 2. a collection box; 3. a direct current motor; 4. a rotating shaft; 5. helical leaves; 6. a support plate; 7. a buffer column; 8. a buffer spring; 9. a groove; 10. a base plate; 11. a discharge pipe; 12. a baffle plate; 13. a sieve plate; 14. a vibration motor; 15. screening a screen; 16. a transverse plate; 17. a column; 18. a feed pipe; 19. and (4) a support column.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a screening machine for producing graphite powder serving as a negative electrode material of a lithium battery comprises a box body 1, a collecting box 2 is arranged at the bottom end inside the box body 1, a direct current motor 3 is fixedly connected to the left end of the inner bottom wall of the collecting box 2, a rotating shaft 4 is fixedly connected to the output end of the direct current motor 3, spiral blades 5 are arranged on the surface of the rotating shaft 4, the direct current motor 3 is started, the rotating shaft 4 rotates along with the rotation of the output end of the direct current motor 3, the spiral blades 5 are driven to rotate when the rotating shaft 4 rotates, the graphite powder inside the collecting box 2 is driven to move rightwards when the spiral blades 5 rotate, so that the transmission effect is realized, buffering columns 7 are fixedly connected to the tops of the left end and the right end of the collecting box 2, buffering springs 8 are arranged outside the two buffering columns 7, grooves 9 are formed in the inner walls of the left side and the right side of the box body 1, backing plates 10 are fixedly connected to the inner side ends of the two grooves 9, when the collecting box 2 is vibrated, buffering post 7 can slide in recess 9, buffering post 7 can extrude buffer spring 8 when removing, the in-process of buffer spring 8 compression can reduce the vibration of production, 1 inside top fixedly connected with sieve 13 of box, 13 front end of sieve and the equal fixedly connected with vibrating motor 14 in rear end middle part, the equal fixed connection in the relevant position at 15 front ends of sieve and rear end middle part of vibrating motor 14 output, 15 left ends of sieve and the equal fixedly connected with diaphragm 16 in right-hand member middle part, the equal fixedly connected with stand 17 in both ends about sieve 13, vibrating motor 14 can drive the vibration of sieve 15, sieve 15 can drive diaphragm 16 and slide at the stand 17 outside, 1 left and right sides inner wall middle part of box all fixedly connected with baffle 12, through being provided with baffle 12, the graphite powder of screening on the follow sieve 15 can accurately fall into collecting box 2.

The bottom of the right end of the collecting box 2 is fixedly connected with a discharging pipe 11, the discharging pipe 11 penetrates through the right wall of the box 1 and extends to the right side of the box 1, so that the graphite powder in the collecting box 2 can be transmitted out of the box 1, the graphite powder can be conveniently processed and processed in the later period, the inner side ends of the two buffer springs 8 are contacted with the outer side ends of the collecting box 2, the outer side ends of the buffer springs 8 are contacted with the inner side end of the backing plate 10, the buffer springs 8 can be extruded when the collecting box 2 shakes, so that the buffering effect can be achieved, the effect of protecting components in the screening machine can be effectively achieved, the outer side ends of the two buffer columns 7 slide in the corresponding grooves 9, the normal sliding of the buffer columns 7 is guaranteed, the supporting plate 6 is fixedly connected to the left side of the bottom wall in the collecting box 2, the supporting effect on the rotating shaft 4 is guaranteed, the rotating shaft 4 penetrates through the supporting plate 6 and extends into the discharging pipe 11, and the graphite powder in the collecting box 2 is guaranteed to be transmitted into the discharging pipe 11, two diaphragm 16 all slide on corresponding stand 17 surfaces, guarantee that diaphragm 16 drives screen cloth 15 and reciprocates, and box 1 top middle part fixedly connected with inlet pipe 18 guarantees that the graphite powder can get into through inlet pipe 18 and filter in the box 1, and the equal fixedly connected with support column 19 in box 1 bottom four corners guarantees the supporting role to box 1.

The working principle is as follows: an operator pours graphite powder raw materials into the feeding pipe 18, the graphite powder falls onto the surface of the screen mesh 15, at the moment, the vibrating motor 14 is started, the vibrating motor 14 drives the screen mesh 15 to vibrate, the screen mesh 15 drives the transverse plate 16 to slide outside the upright post 17, the graphite powder screened by the screen mesh 15 falls into the collecting box 2, the vibrating motor 14 is arranged, the blockage of the screen mesh 15 can be effectively prevented, so that the screening of the screen mesh 15 on the graphite powder can be ensured, the direct current motor 3 is started, the rotating shaft 4 can rotate along with the rotation of the output end of the direct current motor 3, the rotating shaft 4 can drive the spiral blade 5 to rotate when rotating, the spiral blade 5 can drive the graphite powder in the collecting box 2 to move rightwards when rotating, so as to realize the transmission effect, the direct current motor 3 can generate more vibration when working, the vibration can be transmitted to the box body 1 through the buffer column 7, when the collecting box 2 is vibrated, buffering post 7 can slide in recess 9, can extrude buffer spring 8 when buffering post 7 removes, and the in-process of buffer spring 8 compression can reduce the vibration that produces, reaches the effect of alleviating the vibration to the vibration that transmits on box 1 will be weakened, can effectively play the effect of protection screening machine internal components and parts, thereby can effectively prolong the service life of screening machine.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a sieve separator is used in production of lithium cell negative pole material graphite powder, includes box (1), its characterized in that: the bottom end in the box body (1) is provided with a collecting box (2), the left end of the inner bottom wall of the collecting box (2) is fixedly connected with a direct current motor (3), the output end of the direct current motor (3) is fixedly connected with a rotating shaft (4), the surface of the rotating shaft (4) is provided with a spiral blade (5), the tops of the left and right ends of the collecting box (2) are fixedly connected with buffer columns (7), the outsides of the two buffer columns (7) are respectively provided with a buffer spring (8), the inner walls of the left and right sides of the box body (1) are respectively provided with a groove (9), the inner side ends of the two grooves (9) are respectively and fixedly connected with a backing plate (10), the top end in the box body (1) is fixedly connected with a sieve plate (13), the middle parts of the front end and the rear end of the sieve plate (13) are respectively and fixedly connected with a vibrating motor (14), the output end of the vibrating motor (14) is respectively and fixedly connected at the corresponding positions of the middle parts of the front end and the rear end of the sieve (15), the equal fixedly connected with diaphragm (16) in screen cloth (15) left end and right-hand member middle part, equal fixedly connected with stand (17) in both ends about sieve (13), equal fixedly connected with baffle (12) in box (1) left and right sides inner wall middle part.

2. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: the collecting box (2) is characterized in that a discharging pipe (11) is fixedly connected to the bottom of the right end of the collecting box (2), and the discharging pipe (11) penetrates through the right wall of the box body (1) and extends to the right side of the box body (1).

3. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: the inner side ends of the two buffer springs (8) are in contact with the outer side end of the collecting box (2), and the outer side end of each buffer spring (8) is in contact with the inner side end of the backing plate (10).

4. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: the outer side ends of the two buffer columns (7) slide in corresponding grooves (9).

5. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: bottom wall left side fixedly connected with backup pad (6) in collecting box (2), axis of rotation (4) run through backup pad (6) and extend to inside discharging pipe (11).

6. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: the two transverse plates (16) slide on the surfaces of the corresponding upright posts (17).

7. The screening machine for producing the negative electrode material graphite powder of the lithium battery as claimed in claim 1, wherein: the improved water tank is characterized in that the middle of the top end of the tank body (1) is fixedly connected with an inlet pipe (18), and four corners of the bottom end of the tank body (1) are fixedly connected with supporting columns (19).