CN216050537U - Automatic survey battery cover airtight device - Google Patents
Automatic survey battery cover airtight device Download PDFInfo
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- CN216050537U CN216050537U CN202121762915.8U CN202121762915U CN216050537U CN 216050537 U CN216050537 U CN 216050537U CN 202121762915 U CN202121762915 U CN 202121762915U CN 216050537 U CN216050537 U CN 216050537U
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- platform
- battery cover
- lifting
- pressure
- detection
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- 238000001514 detection method Methods 0.000 claims abstract description 36
- 238000012360 testing method Methods 0.000 claims abstract description 28
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical group S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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Abstract
The utility model discloses an automatic battery cover airtightness testing device, which comprises a base, wherein a detection platform is arranged at the upper part of the base, and an alarm device is arranged on the detection platform; a lifting platform is arranged between the base and the detection platform, and a detection cavity for placing an object to be detected is formed in the lifting platform; a lifting shaft which penetrates through the base and is connected with the driving device is arranged below the lifting platform; the device also comprises a first pressure air pipe communicated with the detection cavity and a differential pressure gauge connected with the first pressure air pipe; and the differential pressure gauge is used for sending signals for controlling the lifting platform to descend and starting the alarm device. The battery cover testing device is convenient to operate, is used for testing the air tightness effect of the battery cover, and replacing the battery cover to be tested according to the test result or giving an alarm to prompt that the problem of unqualified air tightness exists; meanwhile, the method can be used for testing the internal pressure of the battery jar.
Description
Technical Field
The utility model relates to the technical field of storage battery production equipment, in particular to a device for automatically measuring the airtightness of a battery cover.
Background
The electrodes of lead-acid accumulator are mainly made of lead and its oxide, and the electrolyte is sulfuric acid solution. Compared with lithium batteries, nickel-metal hydride batteries and the like, the lead-acid storage battery has low energy and short deep cycle life, but due to the advantages of small self-discharge, excellent high-low temperature performance, mature production and recovery technology and low price, the battery is still one of the most widely used power sources with the largest output in the world at present.
In order to ensure the quality, the rubber valve cap opening and closing valve in the dry-load maintenance-free storage battery must be fully checked, and in addition, according to the national standard GB/T23638, the storage battery groove must bear certain air pressure. The automatic battery pack airtightness detection system provided in the prior patent application publication No. CN109459196B has a complicated device structure, and requires two persons to operate in cooperation.
At present, in the production process of lead-acid storage batteries, when the air tightness of the storage batteries is detected, a mode that workers manually detect the air tightness one by one is generally adopted, and the detection mode has the problem of low detection efficiency.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides an automatic battery cover airtightness testing device which is used for testing the airtightness effect of a battery cover, replacing the battery cover to be tested according to the test result or giving an alarm to prompt the problem of unqualified airtightness.
In order to achieve the purpose, the specific technical scheme of the utility model is as follows:
an automatic battery cover airtightness testing device comprises a base, wherein a detection platform is arranged at the upper part of the base, and an alarm device is arranged on the detection platform;
a lifting platform is arranged between the base and the detection platform, and a detection cavity for placing an object to be detected is formed in the lifting platform; a lifting shaft which penetrates through the base and is connected with the driving device is arranged below the lifting platform;
the device also comprises a first pressure air pipe communicated with the detection cavity and a differential pressure gauge connected with the first pressure air pipe; and the differential pressure gauge is used for sending signals for controlling the lifting platform to descend and starting the alarm device.
In the utility model, a battery cover to be tested is placed in a detection cavity, a driving device drives a lifting shaft to ascend, so that the battery cover to be tested is tightly attached, and the interior of the battery cover is sealed; compressed air with certain pressure enters the battery cover to be tested through the pressure air pipe; locking the pressure air pipe, when the differential pressure gauge shows that no air pressure changes, automatically descending the lifting shaft, completing the test, and replacing other battery covers to continue the test; when the differential pressure gauge displays that the air pressure changes, the alarm device automatically flickers to indicate that the battery cover to be detected does not conform to the requirements.
Preferably, the lifting shaft is of a hollow structure, a channel connected with the first pressure air pipe is arranged in the lifting shaft, and the channel is communicated with the through hole in the lifting platform.
The lifting shaft is of a hollow structure, the first pressure air pipe can be directly arranged on the lifting shaft, and pressure air is introduced into the detection cavity through the passage in the lifting shaft, so that the overall structure of the device is simpler.
In order to keep the driving balance of the lifting platform, preferably, lifting guide posts are further installed below the lifting platform, and the two lifting guide posts are respectively located on two sides of the lifting shaft.
Preferably, the lifting platform is provided with two movable clamping blocks, and the detection cavity is positioned between the two clamping blocks. The battery cover placed on the lifting platform is fixed by utilizing the two movable clamping blocks, so that the battery cover is prevented from shifting during detection.
Preferably, the detection platform is provided with an air hole and a pressure regulating valve, one end of the pressure regulating valve is connected with a second pressure air pipe, and the other end of the pressure regulating valve is connected with a pressure gauge.
The device can also be used for testing the internal pressure of the battery jar, the battery jar is placed on the lifting platform, compressed air with certain pressure enters the battery jar to be tested through the pressure air pipe, the pressure regulating valve is rotated to enable the internal air pressure to reach a set value, and whether the external dimension of the battery jar changes or not is measured, so that whether the battery jar can bear enough internal pressure or not is judged.
When the internal pressure of the battery jar is tested, in order to ensure the sealing performance of the battery jar, preferably, a sealing gasket is arranged below the detection platform, and an air inlet communicated with the air hole is formed in the sealing gasket. The sealing gasket is tightly pressed on the top of the battery jar, and compressed air is introduced through the air inlet hole to test whether the internal pressure is qualified or not.
The battery cover testing device is convenient to operate, is used for testing the air tightness effect of the battery cover, and replacing the battery cover to be tested according to the test result or giving an alarm to prompt that the problem of unqualified air tightness exists; meanwhile, the method can be used for testing the internal pressure of the battery jar.
Drawings
FIG. 1 is a view showing the structure of an airtight device for a battery cover according to the present invention;
FIG. 2 is a schematic diagram of the present invention for measuring the internal pressure of a battery cell.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below. The terms "upper", "lower", "left" and "right" as used herein are set forth with reference to the accompanying drawings, and it is understood that the presence of the terms does not limit the scope of the present invention.
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 drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations.
The device for automatically measuring the air tightness of the battery cover as shown in figure 1 comprises a base 1, wherein a detection platform 2 is arranged at the upper part of the base 1, and an alarm device 9 is arranged on the detection platform 2; a lifting platform 3 is arranged between the base 1 and the detection platform 2, and a detection cavity 4 for placing an object to be detected is arranged on the lifting platform 3; a lifting shaft 10 which passes through the base and is connected with a driving device (not shown in the figure) is arranged below the lifting platform 3; the device also comprises a first pressure air pipe 7 communicated with the detection cavity and a differential pressure gauge 8 connected with the first pressure air pipe 7; the differential pressure gauge 8 is used for sending signals for controlling the lifting platform 3 to descend and starting the alarm device 9.
The device of the embodiment is used for detecting the air tightness of the battery, a battery cover 5 to be detected is placed in the detection cavity 4, the driving device drives the lifting shaft 10 to ascend, so that the battery cover 5 to be detected is tightly attached, and the interior of the battery cover is sealed; compressed air with certain pressure enters the battery cover to be tested through the pressure air pipe 7; locking the pressure air pipe 8, when the differential pressure gauge 8 shows that no air pressure changes, automatically descending the lifting shaft 10, completing the test, and replacing other battery covers to continue the test; when the differential pressure gauge 8 displays that the air pressure changes, the alarm device 9 automatically flickers to indicate that the battery cover to be tested does not conform to the requirements.
After the pressure air pipe 7 is locked, the differential pressure gauge 8 sends out a signal according to the data change, when no pressure change exists, the control console starts the driving device according to the signal of the differential pressure gauge 8 to drive the lifting shaft 10 to descend, and the current test is finished; when the differential pressure gauge 8 displays that the air pressure changes, the control console starts the driving device according to the signal of the differential pressure gauge 8 to drive the lifting shaft 10 to descend, and simultaneously controls the alarm device 9 to automatically flash, which indicates that the battery cover to be tested does not conform to the requirements. The driving device in this embodiment may be a driving motor or an air cylinder.
In another preferred embodiment, the lifting shaft 10 is a hollow structure, and a channel connected with the first pressure air pipe 7 is arranged inside the hollow structure, and the channel is communicated with a through hole on the lifting platform 3. Because the lifting shaft 10 is of a hollow structure, the first pressure air pipe can be directly arranged on the lifting shaft, and pressure air is introduced into the detection cavity through the channel inside the lifting shaft, so that the overall structure of the device is simpler.
In order to keep the driving balance of the lifting platform 3, a lifting guide post 11 is further installed below the lifting platform 3, and the two lifting guide posts 11 are respectively located on two sides of the lifting shaft 10.
In this embodiment, the lifting platform 3 is provided with two movable clamping blocks 6, and the detection chamber 4 is located between the two clamping blocks 6. The battery cover placed on the lifting platform is fixed by two movable clamping blocks 6, so that the battery cover 5 is prevented from being displaced during detection.
In another embodiment, as shown in fig. 2, the detection platform 3 is provided with an air hole and a pressure regulating valve 12, one end of the pressure regulating valve 12 is connected with a second pressure air pipe 13, and the other end is connected with a pressure gauge 14.
The device of this embodiment can also be used to the test of battery jar internal pressure, places battery jar 16 on lift platform 3, and the compressed air that has certain pressure passes through pressure trachea 13 and gets into by survey battery jar 16 inside, rotates pressure regulating valve 12, makes inside atmospheric pressure reach the setting value, whether the overall dimension of measuring the battery jar changes, judges whether the battery jar can bear sufficient internal pressure.
When the internal pressure of the battery jar is tested, in order to ensure the sealing performance of the battery jar 16, a sealing gasket 15 is arranged below the detection platform 2, and an air inlet communicated with the air hole is formed in the sealing gasket 15. The sealing gasket is tightly pressed on the top of the battery jar, and compressed air is introduced through the air inlet hole to test whether the internal pressure is qualified or not.
The procedure for testing the internal pressure of the battery can in this example is as follows:
(1) placing the battery jar 16 of the tested piece, and enabling the battery jar to be tightly attached to the sealing rubber pad, wherein the interior of the battery jar is sealed;
(2) compressed air with certain pressure enters the interior of the battery cell 16 to be tested through the pressure air pipe 13.
(3) The pressure regulating valve 12 is slowly rotated to make the internal air pressure reach a set value, and the pressure value is directly read on the pressure gauge 14.
(4) The external dimension value of the battery container 16 to be measured is measured, and the external dimension value is directly compared with the value before measurement to judge whether the internal pressure borne by the battery container is qualified.
The above description is only exemplary of the preferred embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An automatic battery cover airtightness testing device is characterized by comprising a base, wherein a testing platform is arranged at the upper part of the base, and an alarm device is arranged on the testing platform;
a lifting platform is arranged between the base and the detection platform, and a detection cavity for placing an object to be detected is formed in the lifting platform; a lifting shaft which penetrates through the base and is connected with the driving device is arranged below the lifting platform;
the device also comprises a first pressure air pipe communicated with the detection cavity and a differential pressure gauge connected with the first pressure air pipe; and the differential pressure gauge is used for sending signals for controlling the lifting platform to descend and starting the alarm device.
2. The automatic battery cover airtightness testing device according to claim 1, wherein the lifting shaft is of a hollow structure, and a passage connected to the first pressure air pipe is provided inside the lifting shaft, and the passage is communicated with the through hole of the lifting platform.
3. The device for automatically measuring the airtightness of the battery cover according to claim 1, wherein a lifting guide column is further installed below the lifting platform, and the two lifting guide columns are respectively located on two sides of the lifting shaft.
4. The device of claim 1, wherein the lifting platform has two movable clamping blocks, and the detection chamber is located between the two clamping blocks.
5. The automatic battery cover airtightness testing device according to any one of claims 1 to 4, wherein the detection platform is provided with an air hole and a pressure regulating valve, one end of the pressure regulating valve is connected with a second pressure air pipe, and the other end of the pressure regulating valve is connected with a pressure gauge.
6. The device for automatically measuring the airtightness of the battery cover according to claim 5, wherein a sealing gasket is mounted below the detection platform, and an air inlet hole communicated with the air hole is formed in the sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121762915.8U CN216050537U (en) | 2021-07-30 | 2021-07-30 | Automatic survey battery cover airtight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121762915.8U CN216050537U (en) | 2021-07-30 | 2021-07-30 | Automatic survey battery cover airtight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216050537U true CN216050537U (en) | 2022-03-15 |
Family
ID=80618549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121762915.8U Expired - Fee Related CN216050537U (en) | 2021-07-30 | 2021-07-30 | Automatic survey battery cover airtight device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216050537U (en) |
-
2021
- 2021-07-30 CN CN202121762915.8U patent/CN216050537U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |