CN211100297U

CN211100297U - Dust removal mechanism of battery cell pole piece

Info

Publication number: CN211100297U
Application number: CN201921492840.9U
Authority: CN
Inventors: 农光军; 屈永辉; 纪荣进; 郑明清; 陈杰; 李载波; 杨山
Original assignee: Huizhou Liwinon Energy Technology Co Ltd
Current assignee: Huizhou Liwinon Energy Technology Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-07-28
Anticipated expiration: 2029-09-09

Abstract

The utility model provides a dust removal mechanism of electric core pole piece, including first casing and second casing, first casing is including the first brush roller that is used for removing dust, the second casing is including the second brush roller that is used for removing dust, first casing is provided with first pole piece and wears the mouth, the second casing is provided with the second pole piece and wears the mouth, first pole piece is worn the mouth and is set up the lateral part and/or the top of first casing, the setting is worn to the second pole piece and is in the lateral part and/or the top of second casing, first casing with be provided with a plurality of pole piece guide rolls between the second casing. Compared with the prior art, the utility model discloses a set up the brush roller in first casing and second casing, wear the mouth with the pole piece simultaneously and set up at the lateral part and/or the top of casing, effectively avoided cleaing away the dust that drops and worn the mouth to waft out dust removal mechanism outside from the pole piece because of the action of gravity, cause the phenomenon of other pole pieces damage and equipment laying dust, avoided dust harm staff's health simultaneously.

Description

Dust removal mechanism of battery cell pole piece

Technical Field

The utility model relates to a lithium ion battery cell makes the field, concretely relates to dust removal mechanism of electric core pole piece.

Background

Foreign dust or particles are generated or contacted in the pole piece punching process, and the powder accumulated on the surface of the pole piece must be removed, otherwise, in the subsequent forming process of the battery core, the dust can fall on the opposite pole piece and be filled in the whole battery, the short circuit phenomenon of the battery can be caused, and great potential safety hazards exist in the production, manufacture and use of the battery. Therefore, how to effectively control the dust is also a problem that should be paid attention to by those skilled in the art at any time.

Through a large amount of research of technicians in the field, the dust removing device also obtains a better effect on the dust removal of the pole piece. The current electric core pole piece dust removal mechanism mainly removes dust by adopting a mode of combining double-sided simultaneous roller brush and negative pressure air suction, and the structure removes dust by utilizing a mode of conveying pole pieces from bottom to top in the vertical direction. However, this structure also has certain disadvantages: 1) the brushed dust can fall onto the pole pieces and equipment outside the dust removal mechanism from the pole piece inlet at the lower part of the dust removal mechanism, so that the damage of the pole pieces and the dust accumulation of the equipment are easily caused, and the risk of damaging the equipment is also caused; 2) the flying dust also has a certain harm to the body of workers, and if the workers inhale too much dust for a long time, respiratory diseases are easily induced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a dust removal mechanism of electricity core pole piece has effectively prevented that the dust that brushes falls out the dust removal mechanism outside, has avoided the dust to cause the damage to pole piece, equipment to and harm staff's health.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides a dust removal mechanism of electricity core pole piece, includes first casing and second casing, first casing is including the first brush roller that is used for removing dust, the second casing is including the second brush roller that is used for removing dust, first casing is provided with first pole piece and wears the mouth, the second casing is provided with second pole piece and wears the mouth, first pole piece wears the mouth and sets up the lateral part and/or the top of first casing, second pole piece wears the mouth and sets up the lateral part and/or the top of second casing, first casing with be provided with a plurality of pole piece guide rolls between the second casing.

The utility model discloses a set up first casing and second casing, remove dust respectively with the two sides of pole piece, after the pole piece got into first casing, utilize first brush roller earlier to clear away the dust of one side wherein, invert the pole piece through the pole piece guide roll and get into the second casing, utilize the second brush roller to clear away the dust of another side equally, can not influence the another side when so can guaranteeing to clear away the dust of one side wherein. Additionally, the utility model discloses a pole piece is worn the mouth and is all set up at the lateral part and/or the top of casing, and the pole piece adopts the mode at lateral part and/or top to get into, has effectively avoided cleaing away the dust that drops and has wafted out the dust removal mechanism outside from the inlet port because of the action of gravity, causes the phenomenon of other pole pieces damage and equipment laying dust.

Preferably, the first housing further includes a first auxiliary roller disposed opposite to the first brush roller, and the second housing further includes a second auxiliary roller disposed opposite to the second brush roller. When the brush roller works, because the brush can give the pole piece an ascending power, the design of auxiliary roller can play the effect of buffering, effectively prevents the brush roller working in-process because of going up the condition that the pole piece leads to the pole piece damage of top.

Preferably, the first auxiliary roller is longitudinally opposite to the first brush roller; the second auxiliary roller is longitudinally opposite to the second brush roller. More preferably, the first auxiliary roller is disposed vertically above the first brush roller; the second auxiliary roller is placed vertically above the second brush roller. When the auxiliary roller is arranged above the brush roller, the pole piece enters from a first pole piece penetrating opening of the first shell, dust on the downward surface is firstly removed, then the pole piece leaves from the first shell through the first pole piece penetrating opening, the pole piece is inverted through the pole piece guide roller, then the pole piece enters into the second shell through a second pole piece penetrating opening of the second shell, the dust on the other surface is removed through the second brush roller, the other surface at the moment is also the downward surface, and finally the pole piece leaves through a second pole piece penetrating opening of the second shell, so that the dust removal of the pole piece is completed. With the brush roller setting in the vertical below of auxiliary roller, can all be so that all clear away the pole piece dust of one side down earlier at every turn, the dust in one side area can not pollute when guaranteeing to clear away the second time and has clear away the pole piece of one side up.

Preferably, the first auxiliary roller is transversely opposite to the first brush roller; the second auxiliary roller is transversely opposite to the second brush roller. The first auxiliary roller can be arranged on the horizontal left side of the first brush roller, and the second auxiliary roller can be arranged on the horizontal right side of the second brush roller; the first auxiliary roller may also be positioned on the horizontal right side of the first brush roller and the second auxiliary roller may be positioned on the horizontal left side of the second brush roller.

Preferably, the first pole piece penetrating opening includes a first pole piece penetrating opening and a first pole piece penetrating opening, the first pole piece penetrating opening is arranged at the side or the top of the first shell, and the first pole piece penetrating opening is arranged at the side or the top of the first shell. More preferably, the first pole piece inlet is disposed at a side portion of the first housing, and the pole piece enters from the side pole piece inlet of the first housing, vertically or horizontally passes through the first brush roller and the first auxiliary roller, and then can exit through the side pole piece inlet of the first housing or exit through the top pole piece inlet of the first housing.

Preferably, the second pole piece penetrating opening comprises a second pole piece penetrating opening and a second pole piece penetrating opening, the second pole piece penetrating opening is arranged at the side or the top of the second shell, and the second pole piece penetrating opening is arranged at the side or the top of the second shell. More preferably, the second pole piece penetrating opening is formed in the side portion of the second shell, the pole piece enters through the side pole piece penetrating opening of the second shell after being subjected to primary dust removal of the first shell, vertically or horizontally passes through the second brush roller and the second auxiliary roller, and finally can leave through the side pole piece penetrating opening of the second shell and also can leave through the top pole piece penetrating opening of the second shell, so that the pole piece dust removing process is completed.

Preferably, the dust removing mechanism further comprises a first air suction assembly arranged at the bottom of the first shell, and the first air suction assembly comprises a first air suction port, a first air suction pipe and a first air suction pump; the first air suction pump is connected with the first air suction port through the first air suction pipe. When the first brush roller works, the first air suction pump is started simultaneously, and the brushed dust is sucked into the dust container by utilizing negative pressure air suction of the first air suction pump, so that secondary pollution caused by the brushed dust dispersed in the first shell is prevented. Of course, the first air suction assembly can also be converted into an electrostatic adsorption device, and dust is adsorbed out of the first shell by utilizing the difference of charged ions.

Preferably, the dust removing mechanism further comprises a second air suction assembly arranged at the bottom of the second casing, the second air suction assembly comprises a second air suction port, a second air suction pipe and a second air suction pump, and the second air suction pump is connected with the second air suction port through the second air suction pipe. When the second brush roller works, the second air suction pump is started simultaneously, and the brushed dust is sucked into the dust container by utilizing negative pressure air suction of the second air suction pump, so that the brushed dust is prevented from dispersing in the second shell to cause secondary pollution. Of course, the second air suction assembly can also be converted into an electrostatic adsorption device, and dust is adsorbed out of the second shell by utilizing the difference of charged ions.

Preferably, the pole piece guide roller comprises a first pole piece guide roller and a second pole piece guide roller arranged opposite to the first pole piece guide roller. When the pole piece is brushed off from the first surface, at least a first pole piece guide roller and a second pole piece guide roller which is arranged in the opposite direction of the first pole piece guide roller are arranged between the first shell and the second shell to complete the surface conversion of the pole piece, so that the pole piece entering the second shell can be cleaned from the other surface.

The beneficial effects of the utility model reside in that: the utility model provides a dust removal mechanism of electric core pole piece, including first casing and second casing, first casing is including the first brush roller that is used for removing dust, the second casing is including the second brush roller that is used for removing dust, first casing is provided with first pole piece and wears the mouth, the second casing is provided with the second pole piece and wears the mouth, first pole piece is worn the mouth and is set up the lateral part and/or the top of first casing, the setting is worn to the second pole piece and is in the lateral part and/or the top of second casing, first casing with be provided with a plurality of pole piece guide rolls between the second casing. Compared with the prior art, the utility model discloses a set up the brush roller in first casing and second casing, wear the mouth with the pole piece simultaneously and set up at the lateral part and/or the top of casing, effectively avoided cleaing away the dust that drops and worn the mouth to waft out dust removal mechanism outside from the pole piece because of the action of gravity, cause the phenomenon of other pole pieces damage and equipment laying dust, avoided dust harm staff's health simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: 1-a first housing; 11-a first brush roller; 12-a first auxiliary roller; 13-first pole piece penetration; 131-a first pole piece penetrating port; 132-a first pole piece exit; 2-a second housing; 21-a second brush roller; 22-a second auxiliary roller; 23-a second pole piece through opening; 231-second pole piece penetration opening; 232-a second pole piece penetrating port; 3-pole piece guide roll; 41-a first inspiratory assembly; 42-second getter assembly.

Detailed Description

In order to make the technical solutions and advantages of the present invention clearer, the present invention and its advantageous effects will be described in further detail below with reference to the accompanying drawings of the detailed description and the specification, but the present invention is not limited thereto.

Example 1

As shown in fig. 1, a dust removing mechanism for a battery cell pole piece includes a first housing 1 and a second housing 2 disposed on the left side of the first housing 1, where the first housing 1 includes a first brush roller 11 for removing dust, a first auxiliary roller 12 disposed vertically above the first brush roller 11, and a first pole piece penetrating opening 13, the first pole piece penetrating opening 13 includes a first pole piece penetrating opening 131 and a first pole piece penetrating opening 132, and both the first pole piece penetrating opening 131 and the first pole piece penetrating opening 132 are disposed on the side portion of the first housing 1; the second housing 2 includes a second brush roller 21 for removing dust, a second auxiliary roller 22 disposed vertically above the second brush roller 21, and a second pole piece penetration opening 23, the second pole piece penetration opening 23 includes a second pole piece penetration opening 231 and a second pole piece penetration opening 232, and the second pole piece penetration opening 232 are both disposed at a side portion of the second housing 2; a plurality of pole piece guide rollers 3 are arranged between the first shell 1 and the second shell 2, and the pole piece guide rollers 3 at least comprise a first pole piece guide roller and a second pole piece guide roller which is arranged in a reverse direction of the first pole piece guide roller, so that the pole pieces can complete surface conversion.

In addition, the dust removing mechanism further comprises a first air suction assembly 41 arranged at the bottom of the first shell 1 and a second air suction assembly 42 arranged at the bottom of the second shell 2; the first air suction assembly 41 comprises a first air suction port, a first air suction pipe and a first air suction pump, and the first air suction pump is connected with the first air suction port through the first air suction pipe; the second air suction assembly 42 includes a second air suction port, a second air suction pipe, and a second air suction pump connected to the second air suction port through the second air suction pipe.

The specific working process of this embodiment is as follows:

1) The pole pieces horizontally enter the first shell 1 from right to left from a first pole piece penetrating port 131 on the side part, at the moment, the first brush roller 11 is equivalently arranged below the pole pieces, dust on the downward surface of the pole pieces is firstly removed, meanwhile, the first air suction pump is started, and the dust brushed off is sucked into the dust container by utilizing negative pressure air suction of the first air suction pump;

2) After the cleaning is finished, the electrode plate horizontally leaves the first shell 1 through the first electrode plate outlet 132 on the side part, and is inverted through the electrode plate guide roller 3, wherein the downward surface of the inverted electrode plate is the surface without dust cleaning;

3) Then the pole piece horizontally enters the second housing 2 from left to right from a second pole piece penetrating port 231 on the side part, similarly, the second brush roller 21 is equivalently arranged below the pole piece at the moment, dust on the downward surface of the pole piece is removed by the second brush roller 21, meanwhile, a second air suction pump is started, and the second air suction pump is used for sucking the brushed dust into a dust container by negative pressure air suction;

4) And after the cleaning is finished, the dust leaves through the second pole piece outlet 232 of the second shell 2 on the side part, and the dust cleaning of the pole pieces is finished.

Example 2

As shown in fig. 2, a dust removing mechanism for a battery cell pole piece includes a first housing 1 and a second housing 2 disposed on the left side of the first housing 1, where the first housing 1 includes a first brush roller 11 for removing dust, a first auxiliary roller 12 disposed on the horizontal left side of the first brush roller 11, and a first pole piece penetrating opening 13 disposed below the first brush roller 11 and the first auxiliary roller 12, and the first pole piece penetrating opening 13 includes a first pole piece penetrating opening 131 and a first pole piece penetrating opening 132, where the first pole piece penetrating opening 131 is disposed on the side of the first housing 1, and the first pole piece penetrating opening 132 is disposed on the top of the first housing 1; the second housing 2 includes a second brush roller 21 for removing dust, a second auxiliary roller 22 disposed at a horizontal right side of the second brush roller 21, and a second pole piece penetration opening 23 disposed below the second brush roller 21 and the second auxiliary roller 22, the second pole piece penetration opening 23 includes a second pole piece penetration opening 231 and a second pole piece penetration opening 232, the second pole piece penetration opening 231 is disposed at a side portion of the second housing 2, and the second pole piece penetration opening 232 is disposed at a top portion of the second housing 2; a plurality of pole piece guide rollers 3 are arranged between the first shell 1 and the second shell 2.

The specific working process of this embodiment is as follows:

1) The pole piece horizontally enters the first shell 1 from left to right from a first pole piece penetrating port 131 on the side part, the pole piece is converted into a vertical direction through the pole piece guide roller 3 to pass through the first brush roller 11 and the first auxiliary roller 12, dust on the right side of the pole piece is firstly removed, meanwhile, a first air suction pump is started, and the dust brushed off is sucked into the dust container by utilizing negative pressure air suction of the first air suction pump;

2) After the cleaning, the electrode plate vertically leaves the first shell 1 through the first electrode plate outlet 132 at the top, and is converted into a horizontal moving belt through the electrode plate guide roller 3;

3) Then the pole piece horizontally enters the second housing 2 from right to left through the second pole piece entrance 231 on the side, and similarly, the pole piece is turned into the vertical direction again through the pole piece guide roller 3 to pass through the second brush roller 21 and the second auxiliary roller 22, the dust on the left side of the pole piece is removed by the second brush roller 21, and at the same time, the second suction pump is started, and the dust brushed off is sucked into the dust container by negative pressure air suction of the second suction pump;

4) And the dust is removed from the pole piece through the second pole piece outlet 232 at the top after the dust is removed.

Compared with the prior art, the utility model discloses a wear the mouth with the pole piece and set up at the lateral part and/or the top of casing, effectively avoided cleaing away the dust that drops and wear the mouth to waft out dust removal mechanism outside from the pole piece because of the action of gravity, cause the phenomenon of other pole pieces damage and equipment laying dust, avoided the health of dust harm staff simultaneously. In addition, this embodiment 1 all places the below of auxiliary roller in with the brush roller, is to place the top of brush roller in with the pole piece promptly, all clears away the dust of pole piece one side down when the pole piece passes through, so both can effectively get rid of the dust on pole piece surface, has also avoided the dust to pile up the condition in pole piece one side up simultaneously.

Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides a dust removal mechanism of electricity core pole piece, its characterized in that includes first casing and second casing, first casing is including the first brush roller that is used for removing dust, the second casing is including the second brush roller that is used for removing dust, first casing is provided with first pole piece and wears the mouth, the second casing is provided with second pole piece and wears the mouth, first pole piece wears the mouth and sets up the lateral part and/or the top of first casing, second pole piece wears the mouth and sets up the lateral part and/or the top of second casing, first casing with be provided with a plurality of pole piece guide rolls between the second casing.

2. The cell pole piece dedusting mechanism of claim 1, wherein the first housing further comprises a first auxiliary roller disposed opposite the first brush roller, and the second housing further comprises a second auxiliary roller disposed opposite the second brush roller.

3. The mechanism of claim 2, wherein the first auxiliary roller is longitudinally opposite to the first brush roller; the second auxiliary roller is longitudinally opposite to the second brush roller.

4. The mechanism of claim 2, wherein the first auxiliary roller is transversely disposed opposite to the first brush roller; the second auxiliary roller is transversely opposite to the second brush roller.

5. The cell pole piece dust removal mechanism of claim 1, wherein the first pole piece penetration opening comprises a first pole piece penetration opening and a first pole piece penetration opening, the first pole piece penetration opening is disposed on a side portion or a top portion of the first casing, and the first pole piece penetration opening is disposed on a side portion or a top portion of the first casing.

6. The cell pole piece dust removal mechanism of claim 1, wherein the second pole piece penetration opening comprises a second pole piece penetration opening and a second pole piece penetration opening, the second pole piece penetration opening is arranged on the side portion or the top portion of the second casing, and the second pole piece penetration opening is arranged on the side portion or the top portion of the second casing.

7. The battery core pole piece dedusting mechanism of claim 1, further comprising a first air suction assembly disposed at the bottom of the first casing, wherein the first air suction assembly comprises a first air suction port, a first air suction pipe and a first air suction pump; the first air suction pump is connected with the first air suction port through the first air suction pipe.

8. The cell pole piece dedusting mechanism of claim 1, further comprising a second air suction assembly disposed at the bottom of the second casing, wherein the second air suction assembly includes a second air suction port, a second air suction pipe and a second air suction pump, and the second air suction pump is connected to the second air suction port through the second air suction pipe.