CN112038721A - Soft packet of power battery roll-in degassing unit - Google Patents
Soft packet of power battery roll-in degassing unit Download PDFInfo
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- CN112038721A CN112038721A CN202010996182.8A CN202010996182A CN112038721A CN 112038721 A CN112038721 A CN 112038721A CN 202010996182 A CN202010996182 A CN 202010996182A CN 112038721 A CN112038721 A CN 112038721A
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
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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
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
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- 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)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a soft package power battery rolling degassing device which is used for discharging gas in a battery body into a battery air bag, wherein the battery body and the battery air bag are of an integrated structure and comprise a support, a limiting mechanism for limiting the battery body, a rolling mechanism for rolling the surface of the battery body and a clamping mechanism for clamping the opening end of the air bag, the limiting mechanism, the rolling mechanism and the clamping mechanism are all fixed on the support, the frame comprises a rack, a base, a supporting plate arranged above the base and a jacking cylinder for driving the supporting plate to move, the limiting mechanism penetrates through the supporting plate and is fixedly connected with the base, the rolling mechanism and the clamping mechanism are fixed on the supporting plate, one end of the rack is fixedly connected with the base, and the other end of the rack extends towards the clamping mechanism; this application can effectively detach the inside waste gas of battery through the roll-in effect that compresses tightly between first compression roller and the second compression roller, guarantees the quality of battery, makes things convenient for the processing of subsequent handling to the battery.
Description
Technical Field
The invention relates to the technical field of battery degassing, in particular to a rolling degassing device for a soft package power battery.
Background
Because the energy of modern society is reduced day by day, the pollution that traditional energy brought is growing serious day by day, and lithium ion battery has the advantage such as energy height, operating voltage height, small, storage life-span as a novel energy storage power. With the higher requirements of modern people on energy and environment, the power lithium battery has less damage to the human body and the environment in the production and manufacturing process. Compared with the traditional lead-acid battery, the lithium-ion battery has great superiority, and along with the aggravation of environmental problems caused by the emission of automobile waste gas, the lithium-ion battery can also replace fuel oil to become a new energy source for automobiles.
The power lithium ion battery is used more and more on the automobile, the technology is more mature, the electric automobile brings revolutionary change to the traditional automobile industry, therefore, the time and the efficiency of the production and processing of the battery cell and the like are higher required, and because of the requirement of the production process of the soft package battery, gas (chemical reaction inside the battery) can be generated after the battery formation (battery charging and discharging) process, so that the soft package power battery is expanded, the quality of the battery is further influenced, and even the fire caused by battery contact scraping can be caused by the expansion of the gas
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a rolling degassing device for a soft package power battery, which can effectively remove waste gas in the battery, ensure the quality of the battery and facilitate the processing of the battery by subsequent processes.
The invention provides a soft package power battery rolling degassing device which is used for discharging gas in a battery body into a battery air bag, wherein the battery body and the battery air bag are of an integrated structure and comprise a support, a limiting mechanism used for limiting the battery body, a rolling mechanism used for performing surface rolling on the battery body and a clamping mechanism used for clamping the opening end of the air bag, and the limiting mechanism, the rolling mechanism and the clamping mechanism are all fixed on the support.
Furthermore, the rack comprises a rack, a base, a supporting plate arranged above the base and a jacking cylinder used for driving the supporting plate to move, the limiting mechanism penetrates through the supporting plate and is fixedly connected with the base, the rolling mechanism and the clamping mechanism are fixed on the supporting plate, one end of the rack is fixedly connected with the base, and the other end of the rack extends towards the clamping mechanism.
Further, the rolling mechanism comprises a movable rolling mechanism and a fixed rolling mechanism which are respectively arranged on two sides of the limiting mechanism, rolling ends of the movable rolling mechanism and the fixed rolling mechanism are respectively in rolling connection with two sides of the battery body, the movable rolling mechanism is in meshing transmission with the fixed rolling mechanism, and the fixed rolling mechanism is in meshing transmission with the rack.
Furthermore, the fixed rolling mechanism comprises a first pressing roller, a first rotating mechanism fixed on the support and a first gear mechanism meshed with the rack, a first fixing plate is arranged at a rotating end of the first rotating mechanism, and the first rotating mechanism and the first gear mechanism are fixedly connected with the first fixing plate through a bearing seat.
Furthermore, the first gear mechanism comprises a first rotating roller and first gears arranged at two ends of the first rotating roller, the first gears are meshed with the racks, and two ends of the first rotating roller are rotationally connected with the first fixing plate through bearing seats; the first rotating mechanism comprises a first rotating shaft and a guide shaft, one end of the guide shaft is rotatably connected with the first rotating shaft, and the other end of the guide shaft is rotatably connected with the support.
Furthermore, the movable rolling mechanism comprises a second pressing roller, a second rotating mechanism fixed on the bracket and a second gear mechanism meshed with the first gear, a second fixing plate is arranged at the rotating end of the second rotating mechanism, and the second rotating mechanism and the second gear mechanism are both fixedly connected with the second fixing plate through a bearing seat;
furthermore, the second gear mechanism comprises a second rotating roller and second gears arranged at two ends of the second rotating roller, the second gears are meshed with the first gears, and two ends of the second rotating roller are rotationally connected with the second fixing plate through bearing seats; the second rotating mechanism comprises a second rotating shaft and a pressing cylinder, the fixed end of the pressing cylinder is rotatably connected with the support, and the telescopic end of the pressing cylinder is rotatably connected with the second rotating roller.
Further, stop gear is including the platform that is used for bearing battery body and the conducting bar of relative setting, and on the one end of conducting bar was fixed in the platform, the other end extended to clamping mechanism, and the platform passed layer board and base fixed connection.
Furthermore, the clamping mechanism comprises a clamping cylinder, a clamping block arranged at the extending end of the clamping cylinder and a supporting plate used for fixing the clamping cylinder, and the supporting plate is fixed on the support.
The roll-in degassing device for the soft package power battery provided by the invention has the advantages that: according to the rolling degassing device for the soft package power battery, provided by the invention, through the pressing and rolling action between the first pressing roller and the second pressing roller, waste gas in the battery can be effectively removed, the quality of the battery is ensured, and the battery can be conveniently processed by subsequent processes.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of a battery body and an air bag;
wherein, 1-bracket, 2-limiting mechanism, 3-rolling mechanism, 4-clamping mechanism, 6-rack, 7-base, 21-guide bar, 22-platform, 8-guide post, 9-supporting plate, 31-movable rolling mechanism, 32-fixed rolling mechanism, 41-clamping cylinder, 42-clamping block, 43-supporting plate, 311-second press roller, 314-second fixing plate, 315-second rotating roller, 316-second gear, 317-second rotating shaft, 318-clamping cylinder, 321-first press roller, 324-first fixing plate, 325-first rotating roller, 326-first gear
Detailed Description
The present invention is described in detail below with reference to specific embodiments, and in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
As shown in fig. 1 to 2, the rolling degassing device for the soft package power battery, provided by the invention, is used for discharging gas in a battery body into a battery gas bag, the battery body and the battery gas bag are of an integrated structure, and the rolling degassing device comprises a support 1, a limiting mechanism 2 for limiting the battery body, a rolling mechanism 3 for performing surface rolling on the battery body, and a clamping mechanism 4 for clamping an opening end of the gas bag, wherein the limiting mechanism 2, the rolling mechanism 3, and the clamping mechanism 4 are all fixed on the support 1.
Stop gear 2 carries on spacingly to battery body for battery body keeps the motionless, roll-in mechanism 3 carries out the roll-in motion to battery body surface, gas in with battery body discharges to the air pocket, through the extraction of subsequent handling to gas in the air pocket, the inside waste gas of fine detach battery, guarantee the quality of battery, make things convenient for the subsequent handling to the processing of battery, avoided causing the battery body gas swelling because of waste gas, thereby lead to the defect of the conflagration that the battery contact scraping leads to, consequently, the security of battery body preparation has been improved simultaneously.
Wherein, in order to realize the relative motion between battery body and the rolling mechanism 3, support 1 includes rack 6, base 7, sets up layer board 9 and the jacking cylinder that is used for driving the layer board motion in base 7 top, and stop gear 2 passes layer board 9 and base 7 fixed connection, and rolling mechanism 3 and clamping mechanism 4 are fixed in on layer board 9, and the one end and the base 7 fixed connection of rack 6, the other end extend to clamping mechanism 4. The supporting plate 9 realizes the movement of the rolling mechanism 3 and the clamping mechanism 4 through the jacking action of the jacking cylinder, and further effectively realizes the discharge of waste gas in the battery body.
In the application, the limiting mechanism 2 comprises a platform 22 for bearing the battery body and a conducting bar 21 arranged oppositely, one end of the conducting bar 21 is fixed on the platform 22, the other end of the conducting bar 21 extends towards the clamping mechanism 4, and the platform 22 penetrates through the supporting plate and is fixedly connected with the base; the clamping mechanism 4 comprises a clamping cylinder 41, a clamping block 42 arranged at the extending end of the clamping cylinder 41 and a supporting plate 43 for fixing the clamping cylinder 41, wherein the supporting plate 43 is fixed on the bracket 1. The rolling mechanism 3 moves along the extending direction of the conducting bar 21 by the jacking action of the jacking cylinder 53, so that the rolling mechanisms 3 on the two sides of the battery body complete the discharge of waste gas in the battery body through rolling. The length of the elongate end of the guide strip preferably exceeds the position of the clamping end of the clamping means 4, so that the rolling means 3 can be moved in a guided manner over a large range of movement.
The clamping mechanism 4 comprises a clamping cylinder 41, a clamping block 42 arranged at the extending end of the clamping cylinder 41 and a supporting plate 43 used for fixing the clamping cylinder 41, wherein the supporting plate 43 is fixed on the support 1, so that the extending end of the clamping cylinder 41 is arranged at two sides of a guide channel formed by the plurality of guide strips 12, so that an air bag on a battery body in each guide strip is conveniently clamped, preferably four guide strips 12 are arranged, the four guide strips 12 correspond to each other in a pairwise manner, and the formed guide channel is used for limiting the battery body.
Further, the rolling mechanism 3 comprises a movable rolling mechanism 31 and a fixed rolling mechanism 32 which are respectively arranged on two sides of the limiting mechanism 2, rolling ends of the movable rolling mechanism 31 and the fixed rolling mechanism 32 are respectively in rolling connection with two sides of the battery body, the movable rolling mechanism 31 is in meshing transmission with the fixed rolling mechanism 32, and the fixed rolling mechanism 32 is in meshing transmission with the rack 6.
The movable rolling mechanism 31 is in meshing transmission with the fixed rolling mechanism 32, and meanwhile, the fixed rolling mechanism 32 is in meshing transmission with the rack 6, so that the movable rolling mechanism 31 and the fixed rolling mechanism 32 move along the extending direction of the rack 6, and rolling on two sides of the battery body is achieved.
Specifically, the fixed rolling mechanism 32 includes a first pressing roller 321, a first rotating mechanism fixed on the bracket 1, and a first gear mechanism engaged with the rack 6, a first fixing plate 324 is disposed at a rotating end of the first rotating mechanism, and the first rotating mechanism and the first gear mechanism are both fixedly connected with the first fixing plate 324 through a bearing seat. The first gear mechanism comprises a first rotating roller 325 and first gears 326 arranged at two ends of the first rotating roller 325, the first gears 326 are meshed with the rack 6, and two ends of the first rotating roller 325 are rotatably connected with the first fixing plate 324 through bearing seats; the first rotating mechanism comprises a first rotating shaft and a guide shaft, one end of the guide shaft is rotatably connected with the first rotating shaft, and the other end of the guide shaft is rotatably connected with the support 1.
The first pressure roller 321, the first rotating roller 325 and the first rotating shaft are all fixedly connected with the first fixing plate 324 through bearing seats, preferably, the first fixing plate 324 is a triangular plate, and the first pressure roller 321, the first rotating roller 325 and the first rotating shaft are all arranged at three corners of the triangular plate to realize that the first gear 326 is meshed with and drives the first pressure roller 321 to move; the arrangement of the first rotating shaft enables the first pressing roller 321 to have a rotating buffering effect when the battery bodies with different flatness are rolled, and meanwhile, effective pressing rollers can be realized for the battery bodies at different positions.
Further, the movable rolling mechanism 31 includes a second pressing roller 311, a second rotating mechanism fixed on the bracket 1, and a second gear mechanism engaged with the first gear 326, a second fixing plate 314 is disposed at a rotating end of the second rotating mechanism, and both the second rotating mechanism and the second gear mechanism are fixedly connected with the second fixing plate 314 through a bearing seat; the second gear mechanism comprises a second rotating roller 315 and second gears 316 arranged at two ends of the second rotating roller 315, the second gears 316 are meshed with the first gears 326, and two ends of the second rotating roller 315 are rotatably connected with the second fixing plate 314 through bearing seats; the second rotating mechanism comprises a second rotating shaft 317 and a pressing cylinder 318, the fixed end of the pressing cylinder 318 is rotatably connected with the bracket 1, and the telescopic end of the pressing cylinder 318 is rotatably connected with the second rotating roller 315.
The telescopic movement of the pressing cylinder 318 can adjust the rolling gap between the second pressing roller 311 and the first pressing roller 321, so as to facilitate the placement of the battery bodies on one hand and realize the rolling effect on the battery bodies with different sizes on the other hand.
Further, in order to realize the stable lifting motion of layer board 9, four angles of the upper surface of base 7 set up guide pillar 8 respectively, the one end and base 7 fixed connection of guide pillar 8, the other end and layer board 51 fixed connection, and the extension end of jacking cylinder passes base and layer board fixed connection. Due to the arrangement of the guide post 8, the supporting plate 9 can stably lift, and the rolling effect of the battery body is improved.
The working process is as follows: the pressing cylinder 318 contracts, so that the second pressing roller 311 moves away from the first pressing roller 321 to place the battery body in the guide strip 21, and the air bag pushes the clamping block to move through the clamping cylinder 41 to clamp the air bag, and at the position where the battery body and the air bag are initially fixed, the distance between the air bag and the battery body is short, and the movement of the fixed end of the air bag does not influence the fixation of the battery body; after the battery body and the air bag are fixed, the pressing cylinder 318 extends to press the surface of the battery body, the jacking cylinder extends, the second pressing roller 311 and the first pressing roller 321 move upwards along the battery body to perform rolling degassing on the battery body until the degassing is completed, the pressing cylinder 318 contracts to take down the battery body, and the gas in the air bag can be removed through subsequent processes.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a laminate polymer power battery roll-in degassing unit for in discharging the battery gas pocket with the gas in the battery body, battery body and battery gas pocket structure as an organic whole, its characterized in that, including support (1), stop gear (2) that are used for spacing battery body, be used for carrying out the roll-in mechanism (3) of surface roll-in and be used for pressing from both sides clamping mechanism (4) of pressing from both sides tight air pocket open end to the battery body, stop gear (2), roll-in mechanism (3) and clamping mechanism (4) all are fixed in on support (1).
2. The soft package power battery rolling degassing device according to claim 1, wherein the support (1) comprises a rack (6), a base (7), a supporting plate (9) arranged above the base (7) and a jacking cylinder for driving the supporting plate to move, the limiting mechanism (2) penetrates through the supporting plate (9) and is fixedly connected with the base (7), the rolling mechanism (3) and the clamping mechanism (4) are fixed on the supporting plate (9), one end of the rack (6) is fixedly connected with the base (7), and the other end of the rack extends towards the clamping mechanism (4).
3. The soft package power battery rolling degassing device according to claim 2, wherein the rolling mechanism (3) comprises a movable rolling mechanism (31) and a fixed rolling mechanism (32) which are respectively arranged at two sides of the limiting mechanism (2), rolling ends of the movable rolling mechanism (31) and the fixed rolling mechanism (32) are respectively in rolling connection with two sides of the battery body, the movable rolling mechanism (31) is in meshing transmission with the fixed rolling mechanism (32), and the fixed rolling mechanism (32) is in meshing transmission with the rack (6).
4. The soft package power battery rolling degassing device according to claim 3, wherein the fixed rolling mechanism (32) comprises a first pressing roller (321), a first rotating mechanism fixed on the bracket (1), and a first gear mechanism engaged with the rack (6), a first fixing plate (324) is arranged at a rotating end of the first rotating mechanism, and the first rotating mechanism and the first gear mechanism are both fixedly connected with the first fixing plate (324) through a bearing seat.
5. The soft-package power battery roll degassing device according to claim 4, wherein the first gear mechanism comprises a first rotating roller (325) and first gears (326) arranged at two ends of the first rotating roller (325), the first gears (326) are meshed with the rack (6), and two ends of the first rotating roller (325) are rotatably connected with the first fixing plate (324) through bearing seats;
the first rotating mechanism comprises a first rotating shaft and a guide shaft, one end of the guide shaft is rotatably connected with the first rotating shaft, and the other end of the guide shaft is rotatably connected with the support (1).
6. The soft package power battery roll degassing device according to claim 3, wherein the movable rolling mechanism (31) comprises a second rolling roller (311), a second rotating mechanism fixed on the support (1), and a second gear mechanism engaged with the first gear (326), a second fixing plate (314) is arranged at a rotating end of the second rotating mechanism, and the second rotating mechanism and the second gear mechanism are both fixedly connected with the second fixing plate (314) through a bearing seat.
7. The soft-package power battery roll degassing device according to claim 6, wherein the second gear mechanism comprises a second rotating roller (315) and second gears (316) arranged at two ends of the second rotating roller (315), the second gears (316) are meshed with the first gears (326), and two ends of the second rotating roller (315) are rotatably connected with the second fixing plate (314) through bearing seats;
the second rotating mechanism comprises a second rotating shaft (317) and a pressing cylinder (318), the fixed end of the pressing cylinder (318) is rotatably connected with the support (1), and the telescopic end of the pressing cylinder is rotatably connected with the second rotating roller (315).
8. The soft package power battery roll degassing device according to claim 7, wherein the limiting mechanism (2) comprises a platform (22) for bearing the battery body and oppositely arranged guide strips (21), one end of each guide strip (21) is fixed on the platform (22), the other end of each guide strip extends towards the clamping mechanism (4), and the platform (22) penetrates through the supporting plate and is fixedly connected with the base.
9. The soft-package power battery roll degassing device according to claim 8, wherein the clamping mechanism (4) comprises a clamping cylinder (41), a clamping block (42) arranged at the extended end of the clamping cylinder (41), and a supporting plate (43) for fixing the clamping cylinder (41), and the supporting plate (43) is fixed on the bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010996182.8A CN112038721B (en) | 2020-09-21 | 2020-09-21 | Soft packet of power battery roll-in degassing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010996182.8A CN112038721B (en) | 2020-09-21 | 2020-09-21 | Soft packet of power battery roll-in degassing unit |
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| Publication Number | Publication Date |
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| CN112038721A true CN112038721A (en) | 2020-12-04 |
| CN112038721B CN112038721B (en) | 2021-12-14 |
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| CN202010996182.8A Active CN112038721B (en) | 2020-09-21 | 2020-09-21 | Soft packet of power battery roll-in degassing unit |
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| EP3486985A1 (en) * | 2017-11-16 | 2019-05-22 | Technische Universität München | Electrochemical cell, as well as process and apparatus for manufacturing the same |
| US20190173068A1 (en) * | 2015-03-06 | 2019-06-06 | Ttb Holding Company Limited | Battery module with thermal runaway and gas exhaust management system |
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2020
- 2020-09-21 CN CN202010996182.8A patent/CN112038721B/en active Active
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| JP2012038522A (en) * | 2010-08-05 | 2012-02-23 | Toyota Motor Corp | Battery |
| CN103811817A (en) * | 2014-02-12 | 2014-05-21 | 宁德新能源科技有限公司 | Lithium ion battery hot-press formation clamp |
| US20190173068A1 (en) * | 2015-03-06 | 2019-06-06 | Ttb Holding Company Limited | Battery module with thermal runaway and gas exhaust management system |
| CN205406651U (en) * | 2016-03-02 | 2016-07-27 | 宁德新能源科技有限公司 | Soft packet of secondary cell changes into system |
| EP3486985A1 (en) * | 2017-11-16 | 2019-05-22 | Technische Universität München | Electrochemical cell, as well as process and apparatus for manufacturing the same |
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| CN112038721B (en) | 2021-12-14 |
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