CN113804360A - Battery gas tightness detection device - Google Patents
Battery gas tightness detection device Download PDFInfo
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- CN113804360A CN113804360A CN202111125960.7A CN202111125960A CN113804360A CN 113804360 A CN113804360 A CN 113804360A CN 202111125960 A CN202111125960 A CN 202111125960A CN 113804360 A CN113804360 A CN 113804360A
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- battery
- air
- airtightness
- detecting
- base frame
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/10—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators
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Abstract
The invention discloses a battery airtightness detection device which comprises a base frame, a fixing mechanism, an airtightness detection module and a displacement mechanism, wherein the base frame is provided with a test station capable of placing a battery, the fixing mechanism is arranged on the base frame and used for fixing the battery on the test station, the airtightness detection module is connected with an air nozzle through an air pipe and used for detecting the airtightness of the battery, the displacement mechanism is arranged on the base frame, the air nozzle is arranged on the displacement mechanism, the displacement mechanism can drive the air nozzle to be close to or far away from the battery, the battery is fixed by the fixing mechanism, the battery and the air nozzle are not easy to deviate, and the airtightness detection module can more accurately detect the airtightness of the battery.
Description
Technical Field
The invention relates to the technical field of battery airtightness quality inspection, in particular to a battery airtightness detection device.
Background
The tradition carries out airtight detection to the battery, needs artifical fixed battery, will connect the airtight test gas pocket on the air cock access battery that detects the module again, but in the testing process, easy skew between battery and the air cock needs the manual effort of applying to fix, gets off for a long time, consumes a large amount of physical power of workman, and simultaneously, can lead to detecting inaccurately after battery and air cock take place the skew.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the battery air tightness detection device, which saves labor and improves the detection efficiency and the detection precision.
A battery airtightness detection apparatus according to an embodiment of a first aspect of the present invention includes: the base frame is provided with a test station capable of placing a battery; the fixing mechanism is arranged on the base frame and used for fixing the battery to the test station; the air tightness detection module is connected with an air faucet through an air pipe and is used for detecting the air tightness of the battery; the displacement mechanism is arranged on the base frame, the air tap is arranged on the displacement mechanism, and the displacement mechanism can drive the air tap to be close to or far away from the battery.
The battery airtightness detection device provided by the embodiment of the invention at least has the following beneficial effects:
according to the battery airtightness detection device, the battery to be tested is placed on the test station, the battery is fixed by the fixing mechanism, the air faucet is driven by the displacement mechanism to be accurately butted with the test air hole in the battery, the battery is fixed by the fixing mechanism, the battery and the air faucet are not prone to shifting, the airtightness detection module can accurately detect the airtightness of the battery, the design is labor-saving, and the detection efficiency and the detection precision are improved.
According to some embodiments of the invention, the air tightness detection module comprises an air pump, and the air pump is in butt joint with the air faucet through a first air pipe section.
According to some embodiments of the present invention, the air tightness detection module further includes a liquid storage container, the liquid storage container is provided with a cavity for accommodating liquid and an air inlet communicated with the cavity, and the air pump is in butt joint with the air inlet through a second air pipe section.
According to some embodiments of the invention, the liquid storage container is provided with a transparent observation part corresponding to the cavity.
According to some embodiments of the invention, the fixing mechanism comprises a driving member and a pressing plate, the driving member is arranged on the base frame, and the driving member is connected with the pressing plate to drive the pressing plate to be close to or far away from the testing station.
According to some embodiments of the present invention, the display device further comprises a control module and an operation key, wherein the control module is electrically connected to the operation key and the driving component respectively.
According to some embodiments of the invention, the device further comprises an in-place detection component and a current detection unit, the driving component is a motor, the in-place detection component is arranged on the base frame and used for detecting the position of the pressing plate, the current detection unit is electrically connected with the motor to detect the working current of the motor, and the control module is electrically connected with the current detection unit.
According to some embodiments of the present invention, the displacement mechanism includes a fixing frame, a guiding structure, and a handle, the air faucet is disposed on the fixing frame, the guiding structure is disposed on the base frame, the fixing frame is movably disposed on the guiding structure, the handle is connected to the fixing frame, and the handle is forced to move the fixing frame along the guiding structure to approach or depart from the battery.
According to some embodiments of the invention, the test station is a limit groove provided on the base frame.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a perspective view of one embodiment of the device for detecting the airtightness of a battery according to the present invention;
FIG. 2 is a side view of one embodiment of the device for detecting the airtightness of a battery according to the present invention;
fig. 3 is a schematic structural block diagram of one embodiment of the device for detecting the airtightness of the battery according to the present invention.
Reference numerals:
the device comprises a base frame 100, a base 110, a vertical frame 120, a test station 200, a fixing mechanism 300, a driving part 310, a pressure plate 320, an air nozzle 400, an air tightness detection module 500, an air pump 510, a liquid storage container 520, a light-transmitting observation part 530, a cavity 540, an air inlet 550, a first air pipe section 610, a second air pipe section 620, a displacement mechanism 700, a fixing frame 710, a guide structure 720, a guide rod 721, a guide hole 722, a grab handle 730, a control module 810, an operation key 820, an in-place detection part 830 and a current detection unit 840.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, a device for detecting airtightness of a battery according to an embodiment of the first aspect of the present invention includes a base frame 100, a fixing mechanism 300, an airtightness detection module 500, and a displacement mechanism 700, wherein the base frame 100 is provided with a test station 200 on which the battery can be placed, the fixing mechanism 300 is disposed on the base frame 100 for fixing the battery to the test station 200, the airtightness detection module 500 is connected to a gas nozzle 400 through a gas pipe, the airtightness detection module 500 is used for detecting airtightness of the battery, the displacement mechanism 700 is disposed on the base frame 100, the gas nozzle 400 is disposed on the displacement mechanism 700, and the displacement mechanism 700 can drive the gas nozzle 400 to approach or separate from the battery.
The base frame 100 may have various shapes, for example, the base frame 100 includes a base 110 and a stand 120, the stand 120 is disposed on the base 110, the testing station 200 is disposed on the base 110, and the air nozzle 400 may be selected according to the type of the battery, so as to be capable of being mated and docked with the testing air hole of the battery.
According to the battery airtightness detection device, the battery to be tested is placed on the test station 200, the battery is fixed by the fixing mechanism 300, the air faucet 400 is driven by the displacement mechanism 700 to be accurately butted with the test air hole in the battery, the battery is fixed by the fixing mechanism 300, the battery and the air faucet 400 are not easy to deviate, the airtightness detection module 500 can accurately detect the airtightness of the battery, the design saves labor, and the detection efficiency and the detection precision are improved.
In some embodiments of the present invention, the air tightness detecting module 500 may include an air pump 510, the air pump 510 is connected to the air nozzle 400 through the first air pipe section 610, the air pump 510 is used to pump air to the battery, if the air tightness of the battery is good, the air pump 510 does not pump air, if the air tightness of the battery is not good, the air pump 510 will exhaust air.
In some embodiments of the present invention, as shown in fig. 1, the air-tightness detection module 500 further includes a liquid storage container 520, the liquid storage container 520 is provided with a cavity 540 for accommodating liquid and an air inlet 550 communicated with the cavity 540, the air pump 510 is butted with the air inlet 550 through a second air pipe section 620, specifically, the air pump 510 draws air from the battery through an air nozzle 400 and a first air pipe section 610, the drawn air is discharged to the cavity 540 of the liquid storage container 520 through the second air pipe section 620, the cavity 540 may be filled with liquid such as water, and when air is drawn out, the liquid in the cavity 540 has bubbles, which proves that the air-tightness of the battery is poor.
In some embodiments of the present invention, the liquid storage container 520 is provided with a transparent observation portion 530 corresponding to the cavity 540, so as to facilitate a worker to observe whether bubbles exist in the liquid, specifically, the cavity 540 may be enclosed by glass or acrylic plates, so as to form the transparent observation portion 530.
In some embodiments of the present invention, as shown in fig. 1 and 2, the fixing mechanism 300 includes a driving member 310 and a pressing plate 320, the driving member 310 is disposed on the base frame 100, and the driving member 310 is connected to the pressing plate 320 to drive the pressing plate 320 to approach or move away from the testing station 200.
Specifically, the driving member 310 may be a linear motor or an air cylinder, the driving member 310 may be disposed on the stand 120, the pressing plate 320 is located above the testing station 200, the driving member 310 drives the pressing plate 320 to move up and down so as to be close to or far away from the testing station 200, and the surface of the pressing plate 320 is relatively flat and can be pressed against the surface of the battery.
In some embodiments of the present invention, as shown in fig. 1 and 3, the testing device further includes a control module 810 and an operation button 820, the control module 810 is electrically connected to the operation button 820 and the driving component 310, respectively, wherein the control module 810 may be formed by a CPU or an MCU and a peripheral circuit, a worker places a battery in the testing station 200, and presses the operation button 820, and the control module 810 may control the driving component 310 to operate, so that the pressing plate 320 presses down on the battery to fix the battery.
In some embodiments of the present invention, as shown in fig. 1, the testing station 200 is a position-limiting groove disposed on the base frame 100, and the battery is placed in the position-limiting groove, so that the battery can be prevented from moving horizontally or swinging, and the air faucet 400 can be better abutted with the testing air hole.
In some embodiments of the present invention, the present invention further includes a position detection part 830 and a current detection unit 840, the driving part 310 is a motor, the position detection part 830 is disposed on the base frame 100 for detecting the position of the pressing plate 320, the current detection unit 840 is electrically connected to the motor for detecting an operating current of the motor, and the control module 810 is electrically connected to the current detection unit 840.
The in-place detection unit 830 may be a touch switch or a photoelectric sensor disposed on the base 110, the pressing plate 320 moves down to press against the battery, and simultaneously the pressing plate may touch the touch switch, or reach a detection range set by the photoelectric sensor, if a worker fails to operate, a hand or other objects are placed above the battery and clamped by the pressing plate 320, the pressing plate 320 is not detected by the in-place detection unit 830, and the pressing plate 320 is stressed to cause the electrode to be locked, resulting in an increase of the working current, the current detection unit 840 collects a signal indicating the increase of the working current of the motor and feeds the signal back to the control module 810, and the control module 810 controls the motor to stop or turn over in time, so as to prevent an accident.
In some embodiments of the present invention, as shown in fig. 1 and 2, the displacement mechanism 700 includes a fixing frame 710, a guiding structure 720 and a handle 730, the air faucet 400 is disposed on the fixing frame 710, the guiding structure 720 is disposed on the base frame 100, the fixing frame 710 is movably disposed on the guiding structure 720, the handle 730 is connected to the fixing frame 710, the handle 730 is forced to drive the fixing frame 710 to move along the guiding structure 720 to approach or separate from the battery, and after the battery is mounted, a worker can push the fixing frame 710 to move along the guiding structure 720 through the handle 730, so that the air faucet 400 is accurately abutted to the testing air vent.
Specifically, the guide structure 720 may include a guide rod 721 disposed on the base frame 100 and a guide hole 722 disposed on the fixing frame 710, wherein the guide rod 721 is inserted into the guide hole 722.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A battery airtightness detection apparatus, characterized by comprising:
the base frame is provided with a test station capable of placing a battery;
the fixing mechanism is arranged on the base frame and used for fixing the battery to the test station;
the air tightness detection module is connected with an air faucet through an air pipe and is used for detecting the air tightness of the battery;
the displacement mechanism is arranged on the base frame, the air tap is arranged on the displacement mechanism, and the displacement mechanism can drive the air tap to be close to or far away from the battery.
2. The device for detecting the airtightness of a battery according to claim 1, wherein: the airtight detection module comprises an air suction pump, and the air suction pump is in butt joint with the air faucet through a first air pipe section.
3. The device for detecting the airtightness of a battery according to claim 1, wherein: the air tightness detection module further comprises a liquid storage container, the liquid storage container is provided with a containing cavity used for containing liquid and an air inlet communicated with the containing cavity, and the air suction pump is in butt joint with the air inlet through a second air pipe section.
4. The device for detecting the airtightness of a battery according to claim 3, wherein: and a light-transmitting observation part corresponding to the accommodating cavity is arranged on the liquid storage container.
5. The device for detecting the airtightness of a battery according to claim 1, wherein: the fixing mechanism comprises a driving part and a pressing plate, the driving part is arranged on the base frame, and the driving part is connected with the pressing plate to drive the pressing plate to be close to or far away from the test station.
6. The device for detecting the airtightness of a battery according to claim 5, wherein: the control module is electrically connected with the control key and the driving part respectively.
7. The device for detecting the airtightness of a battery according to claim 1, wherein: the pressing plate clamping device is characterized by further comprising an in-place detection component and a current detection unit, the driving component is a motor, the in-place detection component is arranged on the base frame and used for detecting the position of the pressing plate, the current detection unit is electrically connected with the motor and used for detecting the working current of the motor, and the control module is electrically connected with the current detection unit.
8. The device for detecting the airtightness of a battery according to claim 1, wherein: the displacement mechanism comprises a fixing frame, a guide structure and a grab handle, wherein the air faucet is arranged on the fixing frame, the guide structure is arranged on the base frame, the fixing frame is movably arranged on the guide structure, the grab handle is connected with the fixing frame, and the grab handle is stressed to drive the fixing frame to move to be close to or far away from the battery.
9. The device for detecting the airtightness of a battery according to claim 1, wherein: the test station is a limiting groove arranged on the base frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111125960.7A CN113804360A (en) | 2021-09-24 | 2021-09-24 | Battery gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111125960.7A CN113804360A (en) | 2021-09-24 | 2021-09-24 | Battery gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113804360A true CN113804360A (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111125960.7A Pending CN113804360A (en) | 2021-09-24 | 2021-09-24 | Battery gas tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113804360A (en) |
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2021
- 2021-09-24 CN CN202111125960.7A patent/CN113804360A/en active Pending
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