CN113363549A - Sealed bin for filling nitrogen into aluminum battery - Google Patents
Sealed bin for filling nitrogen into aluminum battery Download PDFInfo
- Publication number
- CN113363549A CN113363549A CN202110541710.5A CN202110541710A CN113363549A CN 113363549 A CN113363549 A CN 113363549A CN 202110541710 A CN202110541710 A CN 202110541710A CN 113363549 A CN113363549 A CN 113363549A
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- CN
- China
- Prior art keywords
- battery
- cavity
- lower cavity
- wall
- pressing block
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- 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.)
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 22
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 47
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 230000001174 ascending effect Effects 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims 1
- 239000004411 aluminium Substances 0.000 claims 1
- 239000002775 capsule Substances 0.000 claims 1
- 239000001307 helium Substances 0.000 abstract description 7
- 229910052734 helium Inorganic materials 0.000 abstract description 7
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- 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
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
-
- 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)
- Secondary Cells (AREA)
Abstract
The invention relates to a sealed bin for charging nitrogen into an aluminum battery, which relates to the technical field of battery processing.A battery pressing block is two, and the lower parts of the battery pressing blocks are screwed in a lower cavity by utilizing rotating shafts on the front side wall and the rear side wall of the battery pressing blocks; the output end of the lower cavity jacking cylinder is fixed on the bottom wall of the lower cavity; the number of the extrusion follow-up pulleys is two, the extrusion follow-up pulleys are respectively screwed at the top ends of the two battery pressing blocks by utilizing a rotating shaft, and the extrusion follow-up pulleys are movably abutted on the left inner wall and the right inner wall of the upper cavity; the torsional spring cover is established in the pivot of battery briquetting lower part, and the interior diapire of cavity is established to one end foot of torsional spring to propping, and the other end foot is established on the bottom of battery briquetting. The tightness of the battery during helium testing is effectively guaranteed, and the battery shell is guaranteed not to bulge and deform when helium is filled into the inner cavity of the battery.
Description
Technical Field
The invention relates to the technical field of battery processing, in particular to a sealed bin for charging nitrogen into an aluminum battery.
Background
In the production process of the square aluminum shell battery, a process of filling helium gas into the inner cavity of the battery is performed, the process of filling the helium gas needs to be performed in a totally-enclosed environment so as to detect the sealing performance of the battery, and when the helium gas is filled, the battery is expanded and deformed due to pressure, so that the appearance of the battery is influenced, and the use safety of the battery is also influenced.
Disclosure of Invention
The invention aims to provide a sealing bin for charging nitrogen into an aluminum battery, aiming at overcoming the defects and shortcomings of the prior art, and effectively ensuring the sealing performance of the battery during helium testing and ensuring that the battery shell cannot bulge and deform when helium is charged into the inner cavity of the battery.
In order to achieve the purpose, the invention adopts the following technical scheme: it comprises a lower cavity and an upper cavity; the upper part of the lower cavity is movably covered with an upper cavity; it also includes:
the number of the battery pressing blocks is two, and the lower parts of the battery pressing blocks are screwed in the lower cavity by utilizing rotating shafts on the front side wall and the rear side wall of the battery pressing blocks;
the output end of the lower cavity jacking cylinder is fixed on the bottom wall of the lower cavity;
the number of the extrusion follow-up pulleys is two, the extrusion follow-up pulleys are respectively screwed at the top ends of the two battery pressing blocks by utilizing a rotating shaft, and the extrusion follow-up pulleys are movably abutted against the left inner wall and the right inner wall of the upper cavity;
the torsional spring, the torsional spring cover is established in the pivot of battery briquetting lower part, and the one end foot of torsional spring supports and establishes on the interior diapire of cavity down, and the other end foot supports and establishes on the bottom of battery briquetting.
Preferably, the lower parts of the left and right bottom walls of the upper cavity are provided with guide-in inclined planes, and the guide-in inclined planes are movably abutted with the extrusion follow-up pulley.
Preferably, the battery compact comprises:
the outer pressing block is in screwed connection with the front inner wall and the rear inner wall of the lower cavity by utilizing rotating shafts on the front side and the rear side of the lower end of the outer pressing block, and a torsion spring is sleeved on the rotating shafts and is a torsion spring;
the inboard briquetting, inboard briquetting is fixed in the inboard of outside briquetting, and the one end foot of torsional spring supports to establish on the diapire of inboard briquetting.
The upper edge of the lower cavity is provided with an embedded groove, an O-shaped sealing ring is embedded in the front groove, and the O-shaped sealing ring is embedded with the lower port of the leading-in inclined plane.
The working principle of the invention is as follows: the upper cavity is fixed on a top plate of a frame of the nitrogen charging device, the lower cavity is fixed on a bottom plate of the frame of the nitrogen charging device, then the battery shell is arranged between two battery pressing blocks in the lower cavity, the lower cavity is used for jacking the air cylinder to work to push the lower cavity to ascend, the follow-up pulley is extruded into the upper cavity in the ascending and closing process, and two large-area shell surfaces of the battery shell are extruded inwards under the action of the left inner wall and the right inner wall of the upper cavity, so that the battery shell cannot expand and deform when nitrogen is charged into the battery shell; after the nitrogen charging is finished, the lower cavity jacking cylinder works again to drive the lower cavity to descend, and at the moment, the battery pressing block is opened outwards under the action of the torsion spring at the lower end of the battery pressing block while descending.
Compared with the prior art, the invention has the beneficial effects that:
1. a battery pressing block is adopted to extrude the battery shell inwards, so that the battery shell is prevented from expanding during nitrogen charging;
2. the extrusion follow-up pulley is adopted, so that the lower cavity and the upper cavity can be quickly closed in the process that the battery pressing block extrudes towards the inner side.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a structural sectional view of the present invention.
Fig. 3 is a schematic structural view of the lower cavity and the battery of the present invention.
Fig. 4 is a schematic view of the connection of the present invention to a frame of a nitrogen charging apparatus.
Description of reference numerals:
the device comprises a lower cavity 1, an upper cavity 2, a leading-in inclined plane 2-1, a battery shell 3, a battery pressing block 4, an outer pressing block 4-1, an inner pressing block 4-2, a lower cavity jacking cylinder 5, an extrusion follow-up pulley 6, a torsion spring 7 and an O-shaped sealing ring 8.
The specific implementation mode is as follows:
the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: it comprises a lower cavity 1 and an upper cavity 2; the upper part of the lower cavity 1 is movably covered with an upper cavity 2; it also includes:
the number of the battery pressing blocks 4 is two, and the lower parts of the battery pressing blocks are screwed in the lower cavity 1 by utilizing rotating shafts on the front side wall and the rear side wall of the battery pressing blocks;
the lower cavity jacking cylinder 5 is fixed on the bottom wall of the lower cavity 1 at the output end of the lower cavity jacking cylinder 5;
the number of the extrusion follow-up pulleys 6 is two, the extrusion follow-up pulleys 6 are respectively screwed at the top ends of the two battery pressing blocks 4 by utilizing a rotating shaft, and the extrusion follow-up pulleys 6 are movably abutted against the left inner wall and the right inner wall of the upper cavity 2;
and the torsional spring 7 is sleeved on the rotating shaft at the lower part of the battery pressing block 4, one end pin of the torsional spring 7 is abutted on the inner bottom wall of the lower cavity 1, and the other end pin is abutted on the bottom end of the battery pressing block 4.
Preferably, the lower parts of the left and right bottom walls of the upper cavity 2 are provided with lead-in inclined planes 2-1, and the lead-in inclined planes 2-1 are movably abutted with the extrusion follow-up pulley 6.
As a preferable aspect, further, the battery compact 4 includes:
the outer side pressing block 4-1 is in screwed connection with the front inner wall and the rear inner wall of the lower cavity 1 by utilizing rotating shafts on the front side and the rear side of the lower end of the outer side pressing block 4-1, a torsion spring 7 is sleeved on the rotating shafts, and the torsion spring 7 is arranged on the torsion spring 7;
the inner pressing block 4-2 is fixed on the inner side of the outer pressing block 4-1, and one end foot of the torsion spring 7 abuts against the bottom wall of the inner pressing block 4-2.
An embedded groove is formed in the upper edge of the lower cavity 1, an O-shaped sealing ring 8 is embedded in the front groove, and the O-shaped sealing ring 8 is embedded with the lower port of the leading-in inclined plane 2-1.
The working principle of the specific embodiment is as follows: the upper cavity 2 is fixed on a top plate of a frame of the nitrogen charging device, the lower cavity 1 is fixed on a bottom plate of the frame of the nitrogen charging device, then the battery shell 3 is arranged between two battery pressing blocks 4 in the lower cavity 1, the lower cavity is used for jacking the cylinder 5 to work to push the lower cavity 1 to ascend, the follow-up pulley 6 is extruded into the upper cavity 2 in the ascending closing process, and two large-area shell surfaces of the battery shell 3 are inwards extruded under the action of the left inner wall and the right inner wall of the upper cavity 2, so that the battery shell cannot expand and deform when nitrogen is charged into the battery shell 3; after the nitrogen charging is finished, the lower cavity jacking cylinder 5 works again to drive the lower cavity 1 to descend, and at the moment, the battery pressing block 4 is opened outwards under the action of the torsion spring 7 at the lower end of the battery pressing block while descending.
Compared with the prior art, the beneficial effects of the embodiment are as follows:
1. a battery pressing block is adopted to extrude the battery shell inwards, so that the battery shell is prevented from expanding during nitrogen charging;
2. the extrusion follow-up pulley is adopted, so that the lower cavity and the upper cavity can be quickly closed in the process that the battery pressing block is extruded inwards;
3. the arrangement of the O-shaped sealing ring effectively improves the sealing property between the upper cavity and the lower cavity;
4. the arrangement of the lead-in inclined plane ensures that the extrusion follow-up pulley can be quickly matched with the inner wall of the upper cavity and led in;
5. due to the arrangement of the torsion spring, after the extrusion follow-up pulley is separated from the upper cavity, the battery pressing block can be quickly rebounded outwards to return.
It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the invention.
Claims (4)
1. A sealed cabin for charging nitrogen into an aluminum battery comprises a lower cavity (1) and an upper cavity (2); the upper part of the lower cavity (1) is movably covered with an upper cavity (2); the method is characterized in that: it also includes:
the number of the battery pressing blocks (4) is two, and the lower parts of the battery pressing blocks (4) are screwed in the lower cavity (1) by utilizing rotating shafts on the front side wall and the rear side wall of the lower cavity;
the output end of the lower cavity jacking cylinder (5) is fixed on the bottom wall of the lower cavity (1);
the number of the extrusion follow-up pulleys (6) is two, the two extrusion follow-up pulleys (6) are respectively screwed at the top ends of the two battery pressing blocks (4) by utilizing a rotating shaft, and the extrusion follow-up pulleys (6) are movably abutted against the left inner wall and the right inner wall of the upper cavity (2);
torsional spring (7), torsional spring (7) cover is established in the pivot of battery briquetting (4) lower part, and the one end foot of torsional spring (7) supports and establishes on the interior diapire of cavity (1) down, and the other end foot supports and establishes on the bottom of battery briquetting (4).
2. The sealed bin for filling the nitrogen gas into the aluminum battery as claimed in claim 1, wherein: the lower parts of the left and right bottom walls of the upper cavity (2) are provided with lead-in inclined planes (2-1), and the lead-in inclined planes (2-1) are movably abutted with the extrusion follow-up pulley (6).
3. A capsule for the nitrogen gassing of aluminium cells according to claim 1, characterized in that the cell compact (4) comprises:
the outer side pressing block (4-1) is in screwed connection with the front inner wall and the rear inner wall of the lower cavity (1) through rotating shafts on the front side and the rear side of the lower end of the outer side pressing block (4-1), a torsion spring (7) is sleeved on the rotating shafts, and the torsion spring (7) is arranged on the lower cavity;
the inner pressing block (4-2), the inner pressing block (4-2) is fixed on the inner side of the outer pressing block (4-1), and one end foot of the torsion spring (7) abuts against the bottom wall of the inner pressing block (4-2);
an embedded groove is formed in the upper edge of the lower cavity (1), an O-shaped sealing ring (8) is embedded in the front groove, and the O-shaped sealing ring (8) is embedded with the lower port of the leading-in inclined plane (2-1).
4. The operating principle of the sealed cabin for filling the nitrogen gas into the aluminum battery according to the claim 1 is characterized in that: the upper cavity (2) is fixed on a top plate of a frame of the nitrogen charging device, the lower cavity (1) is fixed on a bottom plate of the frame of the nitrogen charging device, then the battery shell (3) is arranged between two battery pressing blocks (4) in the lower cavity (1), the lower cavity is used for jacking the cylinder (5) to work, the lower cavity (1) is pushed to ascend, the follow-up pulley (6) is extruded into the upper cavity (2) in the ascending closing process, and two large-area shell surfaces of the battery shell (3) are inwards extruded under the action of the left inner wall and the right inner wall of the upper cavity (2), so that the battery shell cannot expand and deform when nitrogen is charged into the battery shell (3); after nitrogen charging is finished, the lower cavity jacking cylinder (5) works again to drive the lower cavity (1) to descend, and at the moment, the battery pressing block (4) is opened outwards under the action of the torsion spring (7) at the lower end of the battery pressing block while descending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110541710.5A CN113363549A (en) | 2021-05-18 | 2021-05-18 | Sealed bin for filling nitrogen into aluminum battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110541710.5A CN113363549A (en) | 2021-05-18 | 2021-05-18 | Sealed bin for filling nitrogen into aluminum battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113363549A true CN113363549A (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110541710.5A Pending CN113363549A (en) | 2021-05-18 | 2021-05-18 | Sealed bin for filling nitrogen into aluminum battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113363549A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091716A (en) * | 2017-04-13 | 2017-08-25 | 深圳市卓誉自动化科技有限公司 | A kind of vacuum helium checking device and method for being used to detect battery sealing-performance |
| CN207147714U (en) * | 2017-08-04 | 2018-03-27 | 镇江成泰自动化技术有限公司 | A kind of anti-bulging negative pressure leak testing device of square power battery |
| CN109406065A (en) * | 2019-01-04 | 2019-03-01 | 湖南阿提斯智能装备有限公司 | A kind of side's shell lithium battery casing air-tightness detection device |
| CN110091269A (en) * | 2019-04-02 | 2019-08-06 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN213209395U (en) * | 2020-09-02 | 2021-05-14 | 合肥国轩高科动力能源有限公司 | Device for detecting sealing performance of sealed battery |
-
2021
- 2021-05-18 CN CN202110541710.5A patent/CN113363549A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091716A (en) * | 2017-04-13 | 2017-08-25 | 深圳市卓誉自动化科技有限公司 | A kind of vacuum helium checking device and method for being used to detect battery sealing-performance |
| CN207147714U (en) * | 2017-08-04 | 2018-03-27 | 镇江成泰自动化技术有限公司 | A kind of anti-bulging negative pressure leak testing device of square power battery |
| CN109406065A (en) * | 2019-01-04 | 2019-03-01 | 湖南阿提斯智能装备有限公司 | A kind of side's shell lithium battery casing air-tightness detection device |
| CN110091269A (en) * | 2019-04-02 | 2019-08-06 | 大族激光科技产业集团股份有限公司 | Battery helium examines clamping device |
| CN213209395U (en) * | 2020-09-02 | 2021-05-14 | 合肥国轩高科动力能源有限公司 | Device for detecting sealing performance of sealed battery |
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Application publication date: 20210907 |
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| WD01 | Invention patent application deemed withdrawn after publication |