CN206271805U - A kind of lithium-ion-power cell vacuum sealer - Google Patents

A kind of lithium-ion-power cell vacuum sealer Download PDF

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Publication number
CN206271805U
CN206271805U CN201621369951.7U CN201621369951U CN206271805U CN 206271805 U CN206271805 U CN 206271805U CN 201621369951 U CN201621369951 U CN 201621369951U CN 206271805 U CN206271805 U CN 206271805U
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China
Prior art keywords
battery
lower clamp
box bodies
motor
injection hole
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Active
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CN201621369951.7U
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Chinese (zh)
Inventor
门鹏
尚利辉
苏斌
金江敏
王蓓
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Lixin Jiangsu Energy Technology Co Ltd
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Lixin Jiangsu Energy Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model discloses a kind of lithium-ion-power cell vacuum sealer, including standard box bodies, lower clamp, upper fixture, rubber stopper, clamp system, first motor, pressing, standard box bodies are offered and vacuumize interface, lower clamp is in standard box bodies, clamp system is on the wall of lower clamp side, rubber plug portion is inserted in liquid injection hole, the lower clamp that battery is inserted in standard box bodies, clamp system acts on the clamping of battery side wall, upper fixture is directly over lower clamp, first motor is connected with upper fixture, pressing is in upper fixture, and position is relative with the position of liquid injection hole.The utility model has the advantages that under vacuum to battery seal, inside battery keeps negative pressure, on the premise of equity of gas being produced during battery use, the cell internal pressure sealed using the utility model is significantly less than the battery sealed using existing process, cell internal pressure is much smaller than ambient pressure, the expansion of battery is reduced, the thickness of battery has been efficiently controlled.

Description

A kind of lithium-ion-power cell vacuum sealer
Technical field
The utility model is related to battery sealing device, more particularly to battery vacuum sealer.
Background technology
The assembling process of lithium-ion-power cell include positive plate, barrier film, negative plate, barrier film are put well in order, through around Battery Pole Core is rolled into, electrolyte is injected from liquid injection hole again after encapsulation, finally liquid injection hole is sealed.
The sealing process of lithium-ion-power cell is most important for battery quality, the sealing of existing mass production applications Technique typically uses normal pressure closing device, in the case of normal pressure, battery is put into fixture, and rubber stopper is put into liquid injection hole simultaneously Sealing is compressed.Battery can produce gas with the increase of discharge and recharge number of times, inside, and internal pressure gradually increases, and make cell thickness direction Deformation increase, the thickness of battery gradually increases, and influences the performance and service life of battery.
Utility model content
Utility model purpose:Regarding to the issue above, the purpose of this utility model is to provide a kind of lithium ion square power electric Pond vacuum sealer, reduces inner pressure of battery, reduces influence of crust deformation of the internal pressure to cell thickness direction.
Technical scheme:
A kind of lithium-ion-power cell vacuum sealer, including standard box bodies, lower clamp, upper fixture, rubber stopper, clamping Mechanism, the first motor, pressing, described standard box bodies one end offer and vacuumize interface, and the lower clamp is located at the standard container In body, the clamp system on the wall of the lower clamp side, insert in liquid injection hole by the rubber plug portion, the rubber stopper with There is gap, the lower clamp that battery is inserted in the standard box bodies, the clamp system is acted between the liquid injection hole Battery side wall is clamped, and directly over the lower clamp, first motor is connected the upper fixture with the upper fixture, drives The upper fixture moves up and down, and the pressing is in the upper fixture, and position is relative with the position of the liquid injection hole.Pass through Interface is vacuumized to being vacuumized in standard box bodies, while also being vacuumized to inside battery, then upper fixture is pushed, pressed Pin is acted on rubber stopper, rubber stopper is completely forced into liquid injection hole and is sealed.
Specifically, having gap between rubber stopper bottom outer wall and the liquid injection hole, top is protected with the liquid injection hole Sealing is held, when rubber plug portion fills in liquid injection hole, inside battery is connected by gap with ambient atmosphere, and rubber stopper is fully inserted into note During fluid apertures, part is tightly connected with liquid injection hole on rubber stopper.
Specifically, the clamp system includes movable plate, head rod, the second motor, the head rod wears In on the side wall of the lower clamp, one end is connected with the movable plate, the other end and second motor connection, the second motor belt motor Dynamic head rod, so that battery is compressed or unclamped by movable plate.
Preferably, the clamp system sets two groups, is respectively arranged on the relative side wall of the lower clamp, clamp system Battery side wall is clamped simultaneously, preferably self-contained battery.
Other, the clamp system also includes fixed plate, the second connecting rod, and the fixed plate is connected by described second Bar is fixed on the side wall of the lower clamp, and the fixed plate is parallel with the movable plate relative, and lower clamp side sets movement Plate, opposite side sets fixed plate, while reaching the effect clamped to battery, has simplified part, saves production cost.
It is other, also including controller, the controller respectively with the standard box bodies, first motor, described the Two motors are electrically connected, and controller controls the opening and closing of standard box bodies, and controls the first motor, the unlatching of the second motor and pass Close, realize that overall intelligence controls the device.
Beneficial effect:Compared with prior art, the utility model has the advantages that during being sealed to liquid injection hole, first Inside battery is vacuumized, then liquid injection hole is sealed completely, pushing rubber stopper and being sealed also is carried out under vacuum, Inner pressure of battery is set substantially to reduce, inside battery produces a certain amount of gas to battery in actual use, and internal pressure is far below not enter The battery of row vacuum-pumping and sealing, reduces influence of the gas to the deformation of cell thickness direction, efficiently controls cell thickness, it is ensured that Battery quality.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the structural representation of embodiment 2;
Fig. 3 is the external structure schematic diagram of rubber stopper;
Fig. 4 is battery structure schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is further elucidated, it should be understood that these embodiments are only used for Illustrate the utility model rather than limit scope of the present utility model, after the utility model has been read, art technology Modification of the personnel to the various equivalent form of values of the present utility model falls within the application appended claims limited range.
Embodiment 1
As shown in accompanying drawing 1-4, a kind of lithium-ion-power cell vacuum sealer, including standard box bodies 1, lower clamp 2, on Fixture 3, rubber stopper 4, clamp system 5, the first motor 6, pressing 7, interface 8, controller 9 are vacuumized, vacuumize interface 8 and be opened in The side of standard box bodies 1, standard box bodies 1 only vacuumize interface 8 and are in communication with the outside when closing, and lower clamp 2 is located at standard box bodies 1 In, clamp system 5 is fixed with the side wall of lower clamp 2, and battery 10 is placed in lower clamp 2, and clamp system 5 clamps the side wall of battery 10, Directly over lower clamp 2, the first motor 6 drives upper fixture 3 to move up and down to upper fixture 3 located at the top of upper fixture 3, and pressing 7 sets In upper fixture 3, the position of pressing 7 is relative with the position of liquid injection hole 11, controller 9 respectively with standard box bodies 1, the first motor 6, Clamp system 5 is electrically connected, and automatically controls the opening and closing of standard box bodies 1, the up and down motion of the first motor 6, clamp system 5 pairs The clamping and release of battery 10.
The bottom outer wall of rubber stopper 4 be on-circular, when liquid injection hole 11 is filled in the part of rubber stopper 4, the lower sides of rubber stopper 4 with note Fluid apertures 11 has gap, and the inside of battery 10 is connected by gap with ambient atmosphere, while the bottom of rubber stopper 4 can be firmly filled in note In fluid apertures 11, rubber stopper 4 will not be made to depart from liquid injection hole 11 because of the active force for vacuumizing, rubber stopper 4 is filled in liquid injection hole 11 completely When, the top of rubber stopper 4 can keep sealing with liquid injection hole 11.
Clamp system 5 includes movable plate 51, head rod 52, the second motor 53, and head rod 52 is arranged in lower folder On the side wall of tool 2, one end is connected with movable plate 51, and the other end is connected with the second motor 53, and clamp system 5 sets two groups, respectively It is arranged on the relative side wall of lower clamp 2, the two side relative to battery 10 is clamped, certain clamp system 5 can also be only One group is set, battery 10 clamps battery 10 close to the side wall of lower clamp 2 using side movable plate 51.
The sealing process of the vacuum sealer is comprised the following steps:
Step one, rubber stopper are tentatively pressed in liquid injection hole, and gap is left between rubber stopper and liquid injection hole, open standard container Body, battery is put into lower clamp, and clamp system clamps battery side wall, standard of closure casing;
Step 2, vacuum extractor is connected to vacuumizes interface, standard box bodies inside is vacuumized, because rubber Gap is left between plug and liquid injection hole, inside battery is also being vacuumized simultaneously, and vacuum keeps 1-10min;
Step 3, upper fixture are pushed under the drive of the first motor, and pressing is acted on rubber stopper, and rubber stopper is pressed completely Enter liquid injection hole, rubber stopper is tightly connected with liquid injection hole;
Step 4, standard box bodies and atmosphere, recover normal pressure, open standard box bodies, work of the upper fixture in the first motor With lower upper shifting, clamp system release, the battery that taking-up has been sealed.
Embodiment 2
It is that clamp system 5 includes movable plate 51, head rod 52, the second motor 53, fixation with the difference of embodiment 1 Plate 54, the second connecting rod 55, head rod 52 are arranged on the side wall of lower clamp 2, and one end is connected with movable plate 51, the other end Be connected with the second motor 53, fixed plate 54 is fixed on the side wall of lower clamp 2 by the second connecting rod 55, fixed plate 54 with it is mobile Plate 51 is parallel relative.Clamp system 5 is set to side fixed plate 54 and acts on the side wall of battery 10, and opposite side movable plate 51 is to battery 10 opposite side walls are clamped, and clamping effect in the same manner as in Example 1, but effectively simplifies device, has saved cost.
Under vacuum to battery seal, inside battery keeps negative pressure to the utility model, is produced during battery use On the premise of equity of gas, the cell internal pressure sealed using the utility model is significantly less than the electricity sealed using existing process Pond, cell internal pressure is much smaller than ambient pressure, reduces the expansion of battery, has efficiently controlled the thickness of battery.

Claims (6)

1. a kind of lithium-ion-power cell vacuum sealer, it is characterised in that:Including standard box bodies (1), lower clamp (2), on Fixture (3), rubber stopper (4), clamp system (5), the first motor (6), pressing (7), described standard box bodies (1) one end offers takes out Vacuum interface (8), in the standard box bodies (1), the clamp system (5) is located at the lower clamp for the lower clamp (2) (2) on the wall of side, the rubber stopper (4) is partly inserted in liquid injection hole, has seam between the rubber stopper (4) and the liquid injection hole Gap, the lower clamp (2) that battery is inserted in the standard box bodies (1), the clamp system (5) acts on battery side wall folder Tightly, the upper fixture (3) directly over the lower clamp (2), first motor (6) is connected with the upper fixture (3), band The dynamic upper fixture (3) moves up and down, the pressing (7) in the upper fixture (3), and position and the liquid injection hole position Put relative.
2. a kind of lithium-ion-power cell vacuum sealer according to claim 1, it is characterised in that:The rubber stopper (4) there is gap, top keeps sealing with the liquid injection hole between bottom outer wall and the liquid injection hole.
3. a kind of lithium-ion-power cell vacuum sealer according to claim 1, it is characterised in that:The clamping machine Structure (5) includes movable plate (51), head rod (52), the second motor (53), and the head rod (52) is arranged in described On the side wall of lower clamp (2), one end is connected with the movable plate (51), and the other end is connected with second motor (53).
4. a kind of lithium-ion-power cell vacuum sealer according to claim 3, it is characterised in that:The clamping machine Structure (5) sets two groups, is respectively arranged on the relative side wall of the lower clamp (2).
5. a kind of lithium-ion-power cell vacuum sealer according to claim 3, it is characterised in that:The clamping machine Structure (5) also includes fixed plate (54), the second connecting rod (55), and the fixed plate (54) is fixed by second connecting rod (55) In on the side wall of the lower clamp (2), the fixed plate (54) is parallel relative with the movable plate (51).
6. a kind of lithium-ion-power cell vacuum sealer according to claim 3, it is characterised in that:Also include control Device (9), the controller (9) is electrically connected with the standard box bodies (1), first motor (6), second motor (53) respectively Connect.
CN201621369951.7U 2016-12-13 2016-12-13 A kind of lithium-ion-power cell vacuum sealer Active CN206271805U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621369951.7U CN206271805U (en) 2016-12-13 2016-12-13 A kind of lithium-ion-power cell vacuum sealer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621369951.7U CN206271805U (en) 2016-12-13 2016-12-13 A kind of lithium-ion-power cell vacuum sealer

Publications (1)

Publication Number Publication Date
CN206271805U true CN206271805U (en) 2017-06-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106531956A (en) * 2016-12-13 2017-03-22 力信(江苏)能源科技有限责任公司 Lithium ion power battery vacuum sealing device and sealing process thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106531956A (en) * 2016-12-13 2017-03-22 力信(江苏)能源科技有限责任公司 Lithium ion power battery vacuum sealing device and sealing process thereof

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