CN219389387U - Sealing helium filling device for processing battery cell - Google Patents
Sealing helium filling device for processing battery cell Download PDFInfo
- Publication number
- CN219389387U CN219389387U CN202320267423.4U CN202320267423U CN219389387U CN 219389387 U CN219389387 U CN 219389387U CN 202320267423 U CN202320267423 U CN 202320267423U CN 219389387 U CN219389387 U CN 219389387U
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- gas
- sealing
- helium
- injection
- processing
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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
- 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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Abstract
The utility model relates to the technical field of helium injection devices, in particular to a sealed helium injection device for processing an electric core, which comprises a gas pipe, wherein one end of the gas pipe is provided with a gas inlet, the middle part of the gas pipe is provided with a high-vacuum independent main valve and a pressure gauge, the pressure gauge is positioned at the lower end of the high-vacuum independent main valve, one end of the gas pipe is fixedly provided with a gas injection tank, and one end of the gas injection tank, which is far away from the gas pipe, is provided with a gas injection nozzle.
Description
Technical Field
The utility model relates to the technical field of helium injection devices, in particular to a sealing helium injection device for processing an electric core.
Background
The battery evacuating and helium filling process mainly adopts a reduced pressure flow control helium filling technology: firstly, descending a vacuum helium cup body and butting and sealing a battery liquid injection port; then, the battery is evacuated, and helium gas is injected into the battery at a certain pressure. In the process of evacuating and helium filling, the injection pressure and the injection flow rate of helium are respectively regulated through a pressure reducing valve and a throttle valve, the on-off of a helium filling pipeline is controlled by utilizing a pressure gauge after the electromagnetic valve is combined with helium filling, so that the internal pressure of a battery filled with helium is close to a normal pressure state, at present, a sealing ring in a sealed helium structure moves up and down, the sealing ring is damaged when the sealed helium filling structure is used for a long time, the sealing device arranged on a sealing cavity is mainly used for sealing a battery liquid filling port, vacuumizing and helium filling are carried out, helium is pumped back, the middle connection is mainly controlled by a hose and a valve, and a long pipeline is arranged between the sealed helium filling combination and the valve, so that the long pipeline has the risks of sealing leakage and helium storage.
Disclosure of Invention
The utility model mainly aims to provide a sealing helium injection device for processing an electric core, which can effectively solve the problems that a sealing ring in a sealing helium structure moves up and down, so that the sealing ring is damaged and the sealing leakage occurs when the sealing helium injection device is used for long time, a sealing device arranged on a sealing cavity is mainly used for sealing a battery liquid injection port, vacuumizing, injecting helium and pumping back the helium, a hose is mainly used for controlling valve in middle connection, and a section of longer pipeline exists between the sealing helium injection combination and the valve in the prior connection, and the section of longer pipeline has the risks of sealing leakage and helium storage.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a sealed helium injection device is used in electric core processing, includes the gas-supply pipe, gas-supply pipe one end is provided with the air inlet, gas-supply pipe mid-mounting has independent master valve of high vacuum, manometer, the manometer is located the independent master valve lower extreme of high vacuum, gas-supply pipe one end fixed mounting has the gas injection jar, the one end that the gas injection jar kept away from the gas-supply pipe is provided with the gas injection shower nozzle.
Preferably, a mounting sleeve is arranged in the middle of the gas injection tank, and a first sealing ring is arranged at the joint of the mounting sleeve and the gas injection tank.
Preferably, the middle part of the gas pipe is provided with a mounting bottom plate, and the mounting bottom plate is connected with the mounting sleeve.
Preferably, the mounting bottom plate is connected with the mounting sleeve and provided with a second sealing ring.
Preferably, a sealing box is arranged in the middle of the gas pipe, and the sealing box is connected with the mounting bottom plate.
Preferably, a sealing corrugated ring is arranged at the joint of the sealing box and the gas pipe.
Compared with the prior art, the utility model has the following beneficial effects:
(1) And a high-vacuum independent main valve and a pressure gauge are added at the air inlet, and then the main valve is connected with a hose to connect with the next interface, so that the pressure maintaining and helium clearing of the whole cavity system can be effectively improved due to the fact that the pipeline connected with the sealed helium injection combination is reduced when the high-vacuum independent main valve is closed, and the accuracy of testing the battery cells under the influence of uncleanness of helium clearing is also improved.
(2) The movable part inside the sealed helium injection structure adopts the seal corrugated ring, all the seal rings are arranged at the joint and are in static seal, and the seal rings are prevented from rubbing with the metal wall, so that the service life of the sealed helium injection structure is effectively prolonged, and the leakage caused by the damage of the seal rings can be effectively prevented.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a sealed helium injection device for processing a battery cell;
FIG. 2 is a schematic side view of a sealed helium injection apparatus for processing a battery cell according to the present utility model;
FIG. 3 is a schematic diagram of the overall structure of a gas pipe of the sealed helium injection device for processing the battery cell;
FIG. 4 is a schematic diagram of the overall top view of the gas delivery tube of the sealed helium injector for processing the electrical core of the present utility model.
In the figure: 1. a gas pipe; 2. an air inlet; 3. a high vacuum independent main valve; 4. a pressure gauge; 5. a seal box; 6. a mounting base plate; 7. a mounting sleeve; 8. a gas injection nozzle; 9. a first seal ring; 10. sealing the corrugated ring; 11. a gas filling tank; 12. and a second seal ring.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, 2 and 3, the sealed helium injection device for processing the battery cell comprises a gas pipe 1, wherein one end of the gas pipe 1 is provided with a gas inlet 2, a high-vacuum independent main valve 3 and a pressure gauge 4 are installed in the middle of the gas pipe 1, the pressure gauge 4 is located at the lower end of the high-vacuum independent main valve 3, one end of the gas pipe 1 is fixedly provided with a gas injection tank 11, and one end, far away from the gas pipe 1, of the gas injection tank 11 is provided with a gas injection nozzle 8.
As shown in fig. 2, 3 and 4, the middle part of the gas injection tank 11 is provided with a mounting sleeve 7, the joint of the mounting sleeve 7 and the gas injection tank 11 is provided with a first sealing ring 9, the middle part of the gas pipe 1 is provided with a mounting bottom plate 6, the mounting bottom plate 6 is connected with the mounting sleeve 7 and is provided with a second sealing ring 12, a high-vacuum independent main valve 3 and a pressure gauge 4 are additionally arranged on the gas inlet 2, the main valve is connected with a next interface through a hose, the pressure maintaining and helium clearing of the whole cavity system can be effectively improved due to the reduction of a pipeline connected with the sealing helium injection combination when the high-vacuum independent main valve 3 is closed, the accuracy of the test of a lower group of electric cores is also improved due to the unclean influence of helium clearing, all the sealing rings are arranged at the interface and are in static sealing, and the friction between the sealing rings and the metal wall is avoided, so that the service life of the sealing helium injection structure is effectively prolonged.
As shown in fig. 2, 3 and 4, the middle part of the gas pipe 1 is provided with a sealing box 5, the sealing box 5 is connected with an installation bottom plate 6, a sealing corrugated ring 10 is arranged at the joint of the sealing box 5 and the gas pipe 1, the movable part inside the sealing helium injection structure adopts the sealing corrugated ring 10, all sealing rings are installed at the interface to be in static sealing, and the avoided sealing rings are rubbed with the metal wall, so that the service life of the sealing helium injection structure is effectively prolonged.
The working principle of the sealed helium injection device for processing the battery cell is as follows:
when the device is used, the high-vacuum independent main valve 3 and the pressure gauge 4 are added at the air inlet 2, the main valve is connected with the hose to connect the next interface, the pressure maintaining and the helium clearing of the whole set of cavity system can be effectively improved due to the fact that the pipeline connected with the sealed helium injection combination is reduced when the high-vacuum independent main valve 3 is closed, the accuracy of testing the battery cells under the influence of uncleanness of the helium clearing is also improved, the movable part in the sealed helium injection structure adopts the sealing ripple ring 10, all sealing rings are installed at the interfaces to be statically sealed, and the friction between the sealing rings and the metal wall is avoided, so that the service life of the sealed helium injection structure is effectively prolonged.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a sealed helium injection device for electric core processing, includes gas-supply pipe (1), its characterized in that: the utility model discloses a gas-injection pipe, including gas-supply pipe (1), gas-supply pipe (1) one end is provided with air inlet (2), gas-supply pipe (1) mid-mounting has independent master valve of high vacuum (3), manometer (4) are located independent master valve of high vacuum (3) lower extreme, gas-supply pipe (1) one end fixed mounting has gas injection jar (11), one end that gas injection jar (11) kept away from gas-supply pipe (1) is provided with gas injection shower nozzle (8).
2. The sealed helium injection device for processing a battery cell according to claim 1, wherein: the middle part of the gas injection tank (11) is provided with a mounting sleeve (7), and a first sealing ring (9) is arranged at the joint of the mounting sleeve (7) and the gas injection tank (11).
3. The sealed helium injection device for processing a battery cell according to claim 1, wherein: the middle part of the air pipe (1) is provided with a mounting bottom plate (6), and the mounting bottom plate (6) is connected with a mounting sleeve (7).
4. The sealed helium injector for processing a battery cell according to claim 3, wherein: the mounting bottom plate (6) is connected with the mounting sleeve (7) and is provided with a second sealing ring (12).
5. The sealed helium injection device for processing a battery cell according to claim 1, wherein: the middle part of the gas pipe (1) is provided with a sealing box (5), and the sealing box (5) is connected with a mounting bottom plate (6).
6. The sealed helium injection device for cell processing according to claim 5, wherein: the joint of the sealing box (5) and the gas pipe (1) is provided with a sealing corrugated ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320267423.4U CN219389387U (en) | 2023-02-21 | 2023-02-21 | Sealing helium filling device for processing battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320267423.4U CN219389387U (en) | 2023-02-21 | 2023-02-21 | Sealing helium filling device for processing battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219389387U true CN219389387U (en) | 2023-07-21 |
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ID=87164426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320267423.4U Active CN219389387U (en) | 2023-02-21 | 2023-02-21 | Sealing helium filling device for processing battery cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219389387U (en) |
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2023
- 2023-02-21 CN CN202320267423.4U patent/CN219389387U/en active Active
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