CN203690403U - Dust removal device for battery electrode plates - Google Patents
Dust removal device for battery electrode plates Download PDFInfo
- Publication number
- CN203690403U CN203690403U CN201320865159.0U CN201320865159U CN203690403U CN 203690403 U CN203690403 U CN 203690403U CN 201320865159 U CN201320865159 U CN 201320865159U CN 203690403 U CN203690403 U CN 203690403U
- Authority
- CN
- China
- Prior art keywords
- pole piece
- dust
- dust removal
- electrode plates
- clearing apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000428 dust Substances 0.000 title abstract description 28
- 239000004020 conductor Substances 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005367 electrostatic precipitation Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model belongs to the technical field of dust removal for battery electrode plates, and in particular relates to a dust removal device for battery electrode plates. The dust removal device for the battery electrode plates comprises an unreeling machine, a reeling machine and a dust removal chamber between the unreeling machine and the reeling machine, wherein the dust removal chamber is provided with a feed port, a discharge port and a passing space for the battery electrode plates; two opposite dust collection plates made from a conductive material are arranged in the passing space; and the dust collection plates and the electrode plates are connected with the positive and negative electrodes of an adjustable power supply. According to the dust removal device, the dust removal chamber is arranged between the unreeling machine and the reeling machine, the two dust collection plates made from the conductive material are arranged in the dust removal chamber, the electrode plates passing through the dust collection plates and the dust removal chamber are charged with positive and negative electricity respectively, and foreign matters are removed from the electrode plates passing through the passing space in an adsorption way by utilizing the electrostatic dust removal principle, so that the dust removal efficiency is greatly improved, and good dust removal effects are achieved.
Description
Technical field
The utility model belongs to battery production manufacturing technology field, is specifically related to a kind of dust-clearing apparatus for battery pole piece.
Background technology
As a kind of, manufacturing environment is required to strict chemical power source, lithium ion battery is endured the puzzlement of dust to the fullest extent always.The harm of dust is very large, mainly comprises the dust particle suspending in air, and the metal particle that pole piece shear history generates is stained with the solid conduction impurity that gets off etc. from equipment in pole piece manufacture process.
The dust granules being mixed in winding process between positive and negative plate, barrier film can cause following harm: 1. in the charging process of battery, impurity particle have an electrical breakdown that may cause barrier film, positive/negative plate contact causes battery short circuit, and serious situation causes battery blast on fire; 2. metal particle is dissolved in electrolyte, participates in battery plus-negative plate reaction, causes the self discharge of battery and cycle performance to decline, and reduces battery; 3., if in battery use procedure, be subject to external force extruding, sharp-pointed impurity particle can pierce through barrier film, causes the blast on fire of battery.
So utmost point group must be carried out dedusting to positive and negative plate before reeling.Current dedusting method has two kinds, and a kind of is air blowing dedusting, and one is hairbrush dedusting.Air blowing dedusting can only be carried out dedusting to pole piece subregion roughly, and dedusting object is only for the lower bulky grain of adhesion; Hairbrush dedusting is by physical method, uses hairbrush repeatedly to brush pole piece surface, overexert and can cause pole piece scratch damage, and then cause pole piece to scrap, simultaneously on hairbrush dust not in time cleaning can cause secondary pollution, dust removing effects is limited.
Utility model content
The purpose of this utility model is to solve the problems of the technologies described above and a kind of dust-clearing apparatus for battery pole piece is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of dust-clearing apparatus for battery pole piece, comprise unreeling machine, winder and be located at the dirt pocket between described unreeling machine, winder, described dirt pocket has charging aperture, discharging opening and has the space of passing through of battery pole piece, is describedly relatively set with by position in space two dust-catching boards that two electric conducting materials are made; Described dust-catching board, electrode plates are connected with the positive and negative electrode of a regulated power supply respectively.
The charging aperture of described dirt pocket and the outside of described discharging opening are respectively equipped with tension-adjusting gear.
Described tension-adjusting gear is jockey pulley.
The charging aperture of described dirt pocket and the outside of described discharging opening are respectively equipped with a correction inductor.
Described correction inductor is in the outside of described jockey pulley.
Described unreeling machine comprise unreel support and be arranged on described in unreel the pole piece let off roll on support and drive the motor that unreels that the rotation of described pole piece let off roll unreels.
Described winder comprises rolling support and is arranged on the pole piece wind-up roll on described rolling support and drives the winding motor of described pole piece wind-up roll rotation rolling.
The utility model by being provided with dirt pocket between unreeling machine, winder, in dirt pocket, be provided with the dust-catching board that two electric conducting materials are made, by dust-catching board be with respectively positive and negative electricity by the battery pole piece of dirt pocket, utilize electrostatic precipitation principle and the impurity absorption on the electrode plates by between dust-catching board is removed, greatly improve ash removal efficiency, and good dedusting effect.
Brief description of the drawings
Figure 1 shows that the structural representation of the dust-clearing apparatus for battery pole piece that the utility model embodiment provides;
Figure 2 shows that the electric discharge schematic diagram of pole piece roll after the dedusting that the utility model embodiment provides;
Figure 3 shows that the schematic diagram of pole piece surface impurity motion state during dedusting.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Refer to Fig. 1, a kind of dust-clearing apparatus for battery pole piece, comprise unreeling machine, winder and be located at the dirt pocket 1 between described unreeling machine, winder, described dirt pocket 1 has charging aperture, discharging opening and has the space of passing through of battery pole piece 2, is describedly relatively set with by position in space the dust-catching board 12 that two electric conducting materials are made; Described dust-catching board 12, electrode plates 2 are connected with the positive and negative electrode of a regulated power supply 5 respectively, and in the time connecting described regulated power supply 5, described dust-catching board 12, electrode plates 2 are respectively with corresponding positive and negative electric charge.
Further, the charging aperture of described dirt pocket 1 and the outside of described discharging opening are respectively equipped with a tension-adjusting gear 3.
Preferably, described tension-adjusting gear 3 is one group of jockey pulley.Further, described jockey pulley is two, upper and lower relative tilt setting.
Further, the charging aperture of described dirt pocket 1 and the outside of described discharging opening are respectively equipped with a correction inductor 4.
Preferably, described correction inductor 4 is in the outside of described jockey pulley.
In the utility model embodiment, described unreeling machine comprise unreel support and be arranged on described in unreel the pole piece let off roll on support and drive that the rotation of described pole piece let off roll unreels unreel motor 6.
Described winder comprises rolling support and is arranged on the pole piece wind-up roll on described rolling support and drives the winding motor 7 of described pole piece wind-up roll rotation rolling.
Described pole piece wind-up roll, pole piece let off roll are made up of conductive metallic material.
While carrying out dedusting, first connect regulated power supply, set the operating voltage needing, pole piece is placed on the pole piece let off roll that unreels support and forms pole piece roll 8, and drawn by dirt pocket 1, tinsel exposed pole piece is fixed on pole piece wind-up roll; Unlatching unreels motor and winding motor, by tension-adjusting gear, regulates pole piece unwinding and rewinding tension force, sets the tape running speed of pole piece, after regulating, closes rewinding motor and blowing motor; Check pole piece rolling situation, optionally regulate correction inductor; Open the switch of regulated power supply, open rolling electrode and unreel motor, after moving a period of time, suspend sampling, by microexamination dust removing effects; According to dust removing effects, reset the operating voltage of regulated power supply; Reopen equipment, after treating pole piece dedusting, pole piece roll complete dedusting 9 is taken off from pole piece wind-up roll, shown in Figure 2, connect the rolling earth connection 10 of belt current table 11, in the time that the electric current of ammeter is presented at below 1mA, earth connection is taken off, complete pole piece dust removal process.
As shown in Figure 3, during dedusting, under stronger electric field force effect, be adsorbed on the electronegative dust impurity 20 on the utmost point powder of pole piece 2, overcome Action of Gravity Field and leave utmost point powder surface, upwards and to the dust-catching board motion of the top of positively charged, be attracted on dust-catching board 12, stick to the electronegative impurity 21 on metal forming powder, move downward on the dust-catching board 12 being adsorbed on below, thereby complete dust removal process.
The utility model is simple to operate, is easy to streamlined operation; Efficiency is higher, and standardized work degree is high; Can effectively save human cost.; . flexibility is strong; Can apply according to pole piece, roll, the operating environment condition of cutting operation; Operating voltage and pole piece tape running speed are regulated, to reaching optimum efficiency; Practical, good dedusting effect, can effectively promote the security performance of battery, reduces battery manufacture cost, also helps enterprise automatization level, and has simple in structurely, safeguards simple feature..
The utility model by being provided with dirt pocket between unreeling machine, winder, in dirt pocket, be provided with the dust-catching board that two electric conducting materials are made, by dust-catching board be with respectively positive and negative electricity by the battery pole piece of dirt pocket, utilize electrostatic precipitation principle and the impurity absorption on the electrode plates by between dust-catching board is removed, realize the full-automatic dedusting of positive electrode plate and negative electrode plate of lithium ion battery, promoted efficiency, reduced labour intensity, greatly improve ash removal efficiency, and good dedusting effect.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a dust-clearing apparatus for battery pole piece, it is characterized in that, comprise unreeling machine, winder and be located at the dirt pocket between described unreeling machine, winder, described dirt pocket has charging aperture, discharging opening and has the space of passing through of battery pole piece, is describedly relatively set with by position in space the dust-catching board that two electric conducting materials are made; Described dust-catching board, electrode plates are connected with the positive and negative electrode of a regulated power supply respectively.
2. dust-clearing apparatus for battery pole piece according to claim 1, is characterized in that, the charging aperture of described dirt pocket and the outside of described discharging opening are respectively equipped with tension-adjusting gear.
3. dust-clearing apparatus for battery pole piece according to claim 2, is characterized in that, described tension-adjusting gear is jockey pulley.
4. dust-clearing apparatus for battery pole piece according to claim 3, is characterized in that, the charging aperture of described dirt pocket and the outside of described discharging opening are respectively equipped with a correction inductor.
5. dust-clearing apparatus for battery pole piece according to claim 4, is characterized in that, described correction inductor is in the outside of described jockey pulley.
6. dust-clearing apparatus for battery pole piece according to claim 1, is characterized in that, described unreeling machine comprise unreel support and be arranged on described in unreel the pole piece let off roll on support and drive the motor that unreels that described pole piece let off roll rotation unreels.
7. according to dust-clearing apparatus for battery pole piece described in claim 1 or 6, it is characterized in that, described winder comprises rolling support and is arranged on the pole piece wind-up roll on described rolling support and drives the winding motor of described pole piece wind-up roll rotation rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865159.0U CN203690403U (en) | 2013-12-20 | 2013-12-20 | Dust removal device for battery electrode plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865159.0U CN203690403U (en) | 2013-12-20 | 2013-12-20 | Dust removal device for battery electrode plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203690403U true CN203690403U (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320865159.0U Expired - Lifetime CN203690403U (en) | 2013-12-20 | 2013-12-20 | Dust removal device for battery electrode plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690403U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629162A (en) * | 2016-11-14 | 2017-05-10 | 无锡市乾泰金属构件厂 | Winding and unwinding device for steel-aluminum composite strips |
| CN106944418A (en) * | 2017-03-29 | 2017-07-14 | 安徽理工大学 | It is a kind of to prevent the electrostatic precipitator of optical-fibre needle blockage |
| CN108100819A (en) * | 2017-12-10 | 2018-06-01 | 金锋馥（滁州）输送机械有限公司 | A kind of reciprocating elevator with dust reduction capability |
| CN108855622A (en) * | 2018-06-22 | 2018-11-23 | 中航锂电（江苏）有限公司 | A kind of winding apparatus mesohigh dust pelletizing system |
-
2013
- 2013-12-20 CN CN201320865159.0U patent/CN203690403U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629162A (en) * | 2016-11-14 | 2017-05-10 | 无锡市乾泰金属构件厂 | Winding and unwinding device for steel-aluminum composite strips |
| CN106629162B (en) * | 2016-11-14 | 2018-01-19 | 无锡市乾泰金属构件厂 | A kind of winding/unwinding device of steel combined with aluminum band |
| CN106944418A (en) * | 2017-03-29 | 2017-07-14 | 安徽理工大学 | It is a kind of to prevent the electrostatic precipitator of optical-fibre needle blockage |
| CN108100819A (en) * | 2017-12-10 | 2018-06-01 | 金锋馥（滁州）输送机械有限公司 | A kind of reciprocating elevator with dust reduction capability |
| CN108855622A (en) * | 2018-06-22 | 2018-11-23 | 中航锂电（江苏）有限公司 | A kind of winding apparatus mesohigh dust pelletizing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230310 Address after: 300000 No.38 Haitai South Road, Huayuan Industrial Zone (outside the ring), High-tech Zone, Binhai New Area, Tianjin Patentee after: Tianjin Juyuan New Energy Technology Co.,Ltd. Address before: 300384 Tianjin Xiqing District Binhai hi tech Industrial Development Zone (outer ring) 38 Haitai South Road Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |