CN105070950A - Formatting and grading equipment for soft package lithium-ion batteries - Google Patents
Formatting and grading equipment for soft package lithium-ion batteries Download PDFInfo
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- CN105070950A CN105070950A CN201510562556.4A CN201510562556A CN105070950A CN 105070950 A CN105070950 A CN 105070950A CN 201510562556 A CN201510562556 A CN 201510562556A CN 105070950 A CN105070950 A CN 105070950A
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- battery
- power supply
- discharge
- clamp
- motion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses formatting and grading equipment for soft package lithium-ion batteries. The formatting and grading equipment comprises a rack, charging and discharging power supply boxes with variable conditions, a plurality of battery clamping movement mechanisms, battery trays and a control mechanism, wherein the charging and discharging power supply boxes are arranged on the rack; the control mechanism is arranged in a personal computer (PC) outside the rack; the charging and discharging power supply boxes with the variable conditions are electrically connected with the battery clamping movement mechanisms through connecting lead bundles; each battery clamping movement mechanism comprises a movement mechanism substrate, a movement mechanism top plate, a battery tray support plate, a tray holding mechanism, a clamp elevating mechanism, a clamp clamping mechanism and the connecting lead bundle; each battery tray support plate, each tray holding mechanism, each clamp elevating mechanism, each clamp clamping mechanism and each connecting lead bundle are arranged between each movement mechanism substrate and each movement mechanism top plate; the clamp clamping mechanisms are arranged above the battery tray support plates; when each clamp clamping mechanism descends to the set stroke, the battery enters the range of a clamp opening in each clamp clamping mechanism; and after each clamp opening is closed, the positive and negative contact surfaces of the clamp tightly contact the positive and negative electrodes of each battery.
Description
Technical field
The present invention relates to a kind of soft bag lithium ionic cell component capacitive equipment, belong to battery manufacturing equipment technical field.
Background technology
In the production technology of soft bag lithium ionic cell, change into partial volume is very important operation, change into is that the energy of electricity consumption activates inside battery activity, SEI film is formed in battery cathode, the measured formation device of matter can ensure that battery has good charge-discharge performance and cycle life, partial volume carries out several fully loaded charge and discharge cycles process to the battery activated, test DC internal resistance, charging/discharging voltage, constant-current discharge, constant voltage discharge, invariable power flash-over characteristic, the battery carrying out dividing into groups to select same electrical parameter carries out series and parallel application, reduce the short-board effect after battery combination.
At present, because monomer weight is large, most manufacture relying on the turnover of artificial single-unit.Manually-operated method causes occurring that battery quality fraction defective is high, and artificial scuffing, distortion easily appear in body, and forming and capacity dividing data can not reliably be reviewed, carrying circulation inefficiency, the problems such as poor stability.
Summary of the invention
Cause occurring that battery quality fraction defective is high to overcome the manufacture of the artificial turnover of most dependence in existing soft bag lithium ionic cell forming and capacity dividing operation, easily there is artificial scuffing, distortion in body, electrode distortion even short circuit, forming and capacity dividing data can not reliably be reviewed, carrying circulation inefficiency, the problem of poor stability etc., the invention provides a kind of pallet that adopts and manufacture the forming and capacity dividing function of link carrier, to complete the soft bag lithium ionic cell component capacitive equipment realizing soft bag lithium ionic cell manufacture process high-quality, high efficiency, trackability as lithium battery.
The technical solution used in the present invention is:
Soft bag lithium ionic cell component capacitive equipment, comprise frame, it is characterized in that: the controlling organization also comprising the discharge and recharge power supply box of the some contingent conditions be arranged in frame, some battery folder dress motion, battery tray and be arranged in the outer PC of frame, discharge and recharge power supply box and the described battery folder of described contingent condition fill motion and are electrically connected by being connected bundle conductor; Discharge and recharge power supply box and the battery folder of some described contingent conditions fill motion one_to_one corresponding;
Described battery folder dress motion comprises motion substrate, motion top board and the battery tray supporting bracket for placing battery pallet be arranged between motion substrate and motion top board, for the pallet hold-fast body of positioning and locking battery tray, jig lifting mechanism, fixture clamping mechanism, for connecting the connection bundle conductor of the discharge and recharge power supply box of contingent condition, the top of described battery tray supporting bracket is provided with described fixture clamping mechanism, described jig lifting mechanism is for being elevated described fixture clamping mechanism, when fixture clamping mechanism drops to setting stroke, battery enters within the scope of the chucking opening on described fixture clamping mechanism, chucking opening closes the both positive and negative polarity contact-making surface of rear jig and the positive and negative electrode close contact of battery.
The discharge and recharge power supply box of described contingent condition comprise power case and be arranged in power case for receiving the single-chip microcomputer plate of the control to battery charging and discharging function, driving power plate, system supplymentary power supply, charging AC/DC power supply and cooling fan for powering, described single-chip microcomputer plate is connected with described controlling organization by communication interface; Be provided with some blocks of driving power plates in described power case, the driving power plate described in every block is provided with some roads charge-discharge circuit, and described charge-discharge circuit is connected with described charging AC/DC power supply.
Described driving power plate comprises the program control DC/DC unit of multichannel, electric current and voltage gathers circuit, radiator and constant current constant voltage control circuit.For the DC/DC unit of single-unit soft bag lithium ionic cell discharge and recharge, the real-time high-precision high-speed sampling circuit of cell voltage and charging and discharging currents, accept the discharge and recharge Isobarically Control circuit accurately controlled, accept the discharge and recharge current constant control circuit accurately controlled, electric current and voltage abnormal protection circuit, single-chip microcomputer plate and embedded software thereof comprise communication and control interface, data interaction can be carried out according to predetermined communications protocol and the controlling organization be arranged in PC, gather the real time data of battery and the charge and discharge process of battery is controlled, and as required battery folder dress motion is controlled, charging AC/DC power supply comprises: provide the power supply of the charging AC/DC needed for battery charging power, provides the system supplymentary power supply needed for electronic circuit self work, charging connects electrical network and DC/DC unit with AC/DC power supply, and power grid energy is converted to direct current and step-down by interchange, system supplymentary power supply connects electrical network and electronic circuit each several part feeder ear, for each chip and device provide required electric energy.
Described battery tray comprises tray body, described tray body is provided with some battery standing grooves for placing battery.
Described battery standing groove has 151, and battery is vertically placed in described battery standing groove, and the electrode of battery is upwards placed.
Described tray body is also provided with for the pallet liner of retain batteries lug and the id number for workflow management.
In the present invention, battery tray adopts fire-retardant material, injection mo(u)lding, can load 151 batteries at every turn, and battery is for uprightly to place form in battery tray, and upwards, pallet housing height is higher than battery electrode height, and in transhipment, guard electrode is injury-free for electrode.This tray form makes full use of the large and feature that thickness is little of the contour length width of soft bag lithium ionic cell, maximal efficiency make use of plane space, save the occupation of land of producing and storing, simultaneously, in production flow, take battery tray as carrier, also greatly improve efficiency and the fail safe of circulation, employing electrode upwards places adaptation that can be better has the lithium battery of particular requirement (namely not wishing that electrode is placed downwards in forming and capacity dividing process) to production technology.
During use, battery tray is placed in battery tray supporting bracket by machine or manual type, pallet hold-fast body positions locking to battery tray, fixture clamping mechanism is dropped to desired location by jig lifting mechanism, battery electrode is made to enter within the scope of chucking opening, fixture clamping mechanism closes both positive and negative polarity contact-making surface and the battery positive and negative electrode close contact that fixture makes fixture, carries out work by connecting bundle conductor energising.151 batteries in battery tray clamp simultaneously, and the operating state of every batteries can reach good consistency, can increase substantially production efficiency, stop the defective products because misoperation causes relative to traditional artificial clamping operation.
Beneficial effect of the present invention is embodied in:
1, equipment can complete changing into and partial volume two operations of soft bag lithium ionic cell, and simplified apparatus kind, enhances productivity.
2, adopt pallet to manufacture link carrier combination automatic logistics system as lithium battery and realize automatic forming and capacity dividing function, realize the high-quality of rectangular lithium ion battery manufacture process, high efficiency, trackability.
3, the operating state of every batteries can reach good consistency, can increase substantially production efficiency, stop the defective products because misoperation causes relative to traditional artificial single-unit clamping operation.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 a is power case structural representation of the present invention.
Fig. 2 b is contingent condition discharge and recharge power supply box structural representation.
Fig. 2 c is present system accessory power supply structural representation.
Fig. 2 d is cooling fan structural representation of the present invention.
Fig. 3 a is battery folder of the present invention dress motion perspective view.
Fig. 3 b is battery folder of the present invention dress motion front view.
Fig. 3 c is that the present invention connects bundle conductor structural representation.
Fig. 3 d is fixture clamping mechanism schematic diagram of the present invention.
Fig. 4 a is battery tray perspective view of the present invention.
Fig. 4 b is battery scheme of installation of the present invention.
Fig. 4 c is battery tray id number scheme of installation of the present invention.
Embodiment
Referring to figs. 1 through Fig. 4 c, soft bag lithium ionic cell component capacitive equipment, comprise frame 1, the controlling organization also comprising the discharge and recharge power supply box 2 of the some contingent conditions be arranged in frame 1, some battery folder dress motion 3, battery tray 4 and be arranged in the outer PC of frame, discharge and recharge power supply box 2 and the described battery folder of described contingent condition fill motion 3 and are electrically connected by being connected bundle conductor 36; The discharge and recharge power supply box 2 of some described contingent conditions fills motion 3 one_to_one corresponding with battery folder;
Described battery folder dress motion 3 comprises motion substrate 31, motion top board and the battery tray supporting bracket 32 for placing battery pallet be arranged between motion substrate 31 and motion top board, for the pallet hold-fast body 33 of positioning and locking battery tray, jig lifting mechanism 34, fixture clamping mechanism 35, for connecting the connection bundle conductor 36 of the discharge and recharge power supply box of contingent condition, the top of described battery tray supporting bracket 32 is provided with described fixture clamping mechanism 35, described jig lifting mechanism 34 is for being elevated described fixture clamping mechanism 35, when fixture clamping mechanism drops to setting stroke, battery enters within the scope of the chucking opening on described fixture clamping mechanism, chucking opening closes the both positive and negative polarity contact-making surface of rear jig and the positive and negative electrode close contact of battery.
The discharge and recharge power supply box 2 of described contingent condition comprise power case 21 and be arranged in power case for receiving the single-chip microcomputer plate 22 of the control to battery charging and discharging function, driving power plate 23, system supplymentary power supply 24, charging AC/DC power supply 25 and cooling fan 26 for powering, described single-chip microcomputer plate 22 is connected with described controlling organization by communication interface; Be provided with some blocks of driving power plates 23 in described power case 22, the driving power plate 23 described in every block is provided with some roads charge-discharge circuit, and described charge-discharge circuit is connected with described charging AC/DC power supply 25.
Described driving power plate 23 comprises the program control DC/DC unit of multichannel, electric current and voltage gathers circuit, radiator and constant current constant voltage control circuit.For the DC/DC unit of single-unit soft bag lithium ionic cell discharge and recharge, the real-time high-precision high-speed sampling circuit of cell voltage and charging and discharging currents, accept the discharge and recharge Isobarically Control circuit accurately controlled, accept the discharge and recharge current constant control circuit accurately controlled, electric current and voltage abnormal protection circuit, single-chip microcomputer plate and embedded software thereof comprise communication and control interface, data interaction can be carried out according to predetermined communications protocol and the controlling organization be arranged in PC, gather the real time data of battery and the charge and discharge process of battery is controlled, and as required battery folder dress motion is controlled, charging AC/DC power supply comprises: provide the power supply of the charging AC/DC needed for battery charging power, provides the system supplymentary power supply needed for electronic circuit self work, charging connects electrical network and DC/DC unit with AC/DC power supply, and power grid energy is converted to direct current and step-down by interchange, system supplymentary power supply connects electrical network and electronic circuit each several part feeder ear, for each chip and device provide required electric energy.
Described battery tray 4 comprises tray body 41, described tray body 41 is provided with some battery standing grooves for placing battery 43.
Described battery standing groove has 151, and battery 43 is vertically placed in described battery standing groove, and the electrode of battery is upwards placed.
Described tray body 41 is also provided with the pallet liner 42 for retain batteries lug 44 and the id number 45 for workflow management.
In the present invention, battery tray adopts fire-retardant material, injection mo(u)lding, can load 151 batteries at every turn, and battery is for uprightly to place form in battery tray, and upwards, pallet housing height is higher than battery electrode height, and in transhipment, guard electrode is injury-free for electrode.This tray form makes full use of the large and feature that thickness is little of the contour length width of soft bag lithium ionic cell, maximal efficiency make use of plane space, save the occupation of land of producing and storing, simultaneously, in production flow, take battery tray as carrier, also greatly improve efficiency and the fail safe of circulation, employing electrode upwards places adaptation that can be better has the lithium battery of particular requirement (namely not wishing that electrode is placed downwards in forming and capacity dividing process) to production technology.
During use, battery tray is placed in battery tray supporting bracket by machine or manual type, pallet hold-fast body positions locking to battery tray, fixture clamping mechanism is dropped to desired location by jig lifting mechanism, battery electrode is made to enter within the scope of chucking opening, fixture clamping mechanism closes both positive and negative polarity contact-making surface and the battery positive and negative electrode close contact that fixture makes fixture, carries out work by connecting bundle conductor energising.151 batteries in battery tray clamp simultaneously, and the operating state of every batteries can reach good consistency, can increase substantially production efficiency, stop the defective products because misoperation causes relative to traditional artificial clamping operation.
Single-chip microcomputer plate in cabinet is connected with controlling organization by communication interface, receives the control of the charging/discharging function to battery, records the various electrical quantity information feed back of lithium battery to PC software simultaneously.Battery tray 4 can place 151 joint soft package lithium batteries 43, and the id number 45 in battery tray 4 is carrier numbers of 151 lithium batteries 43 in pallet, for workflow management.After battery tray 4 is loaded into lithium battery 43, battery tray is placed in battery tray supporting bracket 32 by machine or manual type, pallet hold-fast body 33 pairs of battery tray position locking, clamp assembly is dropped to desired location together with fixture clamping mechanism by jig lifting mechanism 34, battery electrode is made to enter within the scope of chucking opening, fixture clamping mechanism 35 closes both positive and negative polarity contact-making surface and the battery positive and negative electrode close contact that fixture makes fixture, carries out work be connected with the driving power plate 23 of the discharge and recharge power supply box 2 of contingent condition by the energising of connection bundle conductor 36.Lithium battery 43 is changed into or partial volume.After the instruction that the forming and capacity dividing sent when PC terminates, contingent condition discharge and recharge power supply box drive plate 23 stops discharge and recharge, fixture clamping mechanism 35 opens fixture, battery pole ear is separated with fixture, pallet lift structure 34, battery tray is promoted back initial position in the other direction, pallet hold-fast body 33 unlocks battery tray 4, makes it to be in free state, waits to be handled.
Content described in this specification embodiment is only enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also and conceive the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (6)
1. soft bag lithium ionic cell component capacitive equipment, comprise frame, it is characterized in that: the controlling organization also comprising the discharge and recharge power supply box of the some contingent conditions be arranged in frame, some battery folder dress motion, battery tray and be arranged in the outer PC of frame, discharge and recharge power supply box and the described battery folder of described contingent condition fill motion and are electrically connected by being connected bundle conductor; Discharge and recharge power supply box and the battery folder of some described contingent conditions fill motion one_to_one corresponding;
Described battery folder dress motion comprises motion substrate, motion top board and the battery tray supporting bracket for placing battery pallet be arranged between motion substrate and motion top board, for the pallet hold-fast body of positioning and locking battery tray, jig lifting mechanism, fixture clamping mechanism, for connecting the connection bundle conductor of the discharge and recharge power supply box of contingent condition, the top of described battery tray supporting bracket is provided with described fixture clamping mechanism, described jig lifting mechanism is for being elevated described fixture clamping mechanism, when fixture clamping mechanism drops to setting stroke, battery enters within the scope of the chucking opening on described fixture clamping mechanism, chucking opening closes the both positive and negative polarity contact-making surface of rear jig and the positive and negative electrode close contact of battery.
2. soft bag lithium ionic cell component capacitive equipment as claimed in claim 1, it is characterized in that: the discharge and recharge power supply box of described contingent condition comprise power case and be arranged in power case for receiving the single-chip microcomputer plate of the control to battery charging and discharging function, driving power plate, system supplymentary power supply, charging AC/DC power supply and cooling fan for powering, described single-chip microcomputer plate is connected with described controlling organization by communication interface; Be provided with some blocks of driving power plates in described power case, the driving power plate described in every block is provided with some roads charge-discharge circuit, and described charge-discharge circuit is connected with described charging AC/DC power supply.
3. soft bag lithium ionic cell component capacitive equipment as claimed in claim 2, is characterized in that: described driving power plate comprises the program control DC/DC unit of multichannel, electric current and voltage gathers circuit, radiator and constant current constant voltage control circuit.
4. soft bag lithium ionic cell component capacitive equipment as claimed in claim 2 or claim 3, is characterized in that: described battery tray comprises tray body, described tray body is provided with some battery standing grooves for placing battery.
5. soft bag lithium ionic cell component capacitive equipment as claimed in claim 4, it is characterized in that: described battery standing groove has 151, battery is vertically placed in described battery standing groove, and the electrode of battery is upwards placed.
6. soft bag lithium ionic cell component capacitive equipment as claimed in claim 5, is characterized in that: described tray body is also provided with for the pallet liner of retain batteries lug and the id number for workflow management.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562556.4A CN105070950A (en) | 2015-09-07 | 2015-09-07 | Formatting and grading equipment for soft package lithium-ion batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562556.4A CN105070950A (en) | 2015-09-07 | 2015-09-07 | Formatting and grading equipment for soft package lithium-ion batteries |
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| CN105070950A true CN105070950A (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510562556.4A Pending CN105070950A (en) | 2015-09-07 | 2015-09-07 | Formatting and grading equipment for soft package lithium-ion batteries |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065958A (en) * | 2018-07-23 | 2018-12-21 | 深圳市恒翼能科技有限公司 | A kind of negative pressure forming probe bed mechanism |
| CN109560583A (en) * | 2018-12-04 | 2019-04-02 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery series-connection charge-discharge equipment |
| CN109742815A (en) * | 2018-12-04 | 2019-05-10 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery serial connection charge cabinet |
| CN109742816A (en) * | 2018-12-04 | 2019-05-10 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery parallel charge-discharge equipment |
| CN110444713A (en) * | 2019-08-29 | 2019-11-12 | 广东亿昇达科技有限公司 | A kind of cache mechanism |
| WO2020103552A1 (en) * | 2018-11-22 | 2020-05-28 | 浙江杭可科技股份有限公司 | Discharge energy recovery, formation and capacity grading device for soft-package power battery |
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| CN202084603U (en) * | 2011-02-25 | 2011-12-21 | 杭州可靠性仪器厂 | Energy-saving type power battery formation device |
| CN204333159U (en) * | 2013-12-25 | 2015-05-13 | 深圳市沃特玛电池有限公司 | Formation of Li-ion batteries partial volume clamping device and there is the equipment of this clamping device |
| CN204927437U (en) * | 2015-09-07 | 2015-12-30 | 浙江杭可科技有限公司 | Soft package lithium ion battery ization becomes partial volume equipment |
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2015
- 2015-09-07 CN CN201510562556.4A patent/CN105070950A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202084603U (en) * | 2011-02-25 | 2011-12-21 | 杭州可靠性仪器厂 | Energy-saving type power battery formation device |
| CN204333159U (en) * | 2013-12-25 | 2015-05-13 | 深圳市沃特玛电池有限公司 | Formation of Li-ion batteries partial volume clamping device and there is the equipment of this clamping device |
| CN204927437U (en) * | 2015-09-07 | 2015-12-30 | 浙江杭可科技有限公司 | Soft package lithium ion battery ization becomes partial volume equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065958A (en) * | 2018-07-23 | 2018-12-21 | 深圳市恒翼能科技有限公司 | A kind of negative pressure forming probe bed mechanism |
| WO2020103552A1 (en) * | 2018-11-22 | 2020-05-28 | 浙江杭可科技股份有限公司 | Discharge energy recovery, formation and capacity grading device for soft-package power battery |
| US11581587B2 (en) | 2018-11-22 | 2023-02-14 | Zhejiang Hangke Technology Incorporated Company | Discharge energy recovery and formation capacity grading apparatus for soft-package power battery |
| CN109560583A (en) * | 2018-12-04 | 2019-04-02 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery series-connection charge-discharge equipment |
| CN109742815A (en) * | 2018-12-04 | 2019-05-10 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery serial connection charge cabinet |
| CN109742816A (en) * | 2018-12-04 | 2019-05-10 | 湖南鑫和美新能源科技有限公司 | A kind of rechargeable battery parallel charge-discharge equipment |
| CN109560583B (en) * | 2018-12-04 | 2020-12-29 | 湖南鑫和美新能源科技有限公司 | Chargeable battery series charging and discharging equipment |
| CN110444713A (en) * | 2019-08-29 | 2019-11-12 | 广东亿昇达科技有限公司 | A kind of cache mechanism |
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| CB02 | Change of applicant information |
Address after: Block south of Xiaoshan economic and Technological Development Zone Hongda Road, Xiaoshan District of Hangzhou City, Zhejiang Province, No. 157 311231 Applicant after: ZHEJIANG HANGKE TECHNOLOGIES CO., LTD. Address before: Block south of Xiaoshan economic and Technological Development Zone Hongda Road, Xiaoshan District of Hangzhou City, Zhejiang Province, No. 157 311231 Applicant before: Zhejiang Hangke Technologies Co., Ltd. |
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Application publication date: 20151118 |
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| WD01 | Invention patent application deemed withdrawn after publication |