CN218973762U - Electrolytic tank polar plate welding seam air tightness detection device - Google Patents
Electrolytic tank polar plate welding seam air tightness detection device Download PDFInfo
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- CN218973762U CN218973762U CN202223376348.XU CN202223376348U CN218973762U CN 218973762 U CN218973762 U CN 218973762U CN 202223376348 U CN202223376348 U CN 202223376348U CN 218973762 U CN218973762 U CN 218973762U
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Abstract
The utility model discloses an electrolytic cell polar plate welding seam air tightness detection device, which comprises: the detection platform is fixedly provided with four mounting columns, the four mounting columns are provided with tool trays, the middle of each tool tray is provided with a circular groove and an annular boss, the annular boss surrounds the outer side of each circular groove, the annular boss is provided with an annular sealing groove, a sealing ring is arranged in each annular sealing groove, a vacuumizing hole is formed in the center of each circular groove, a vacuumizing pipe is connected below each vacuumizing hole, the tool trays are provided with a plurality of pressing mechanisms, the detection platform is provided with a vacuum pump, a leak detector and a buffer tank, an inlet of the vacuum pump is connected with an outlet of the buffer tank through a pipeline with a valve, an inlet of the leak detector is connected with a leak detection port of the buffer tank through a pipeline with the valve, and an inlet of the buffer tank is connected with the vacuumizing pipe through a pipeline. The device for detecting the tightness of the welding seam of the electrode plate of the electrolytic cell can rapidly and accurately detect the tightness of the welding seam of the electrode plate.
Description
Technical Field
The utility model relates to the field of water electrolysis hydrogen production equipment, in particular to an electrolytic tank polar plate welding seam air tightness detection device.
Background
The structure of the alkaline electrolytic cell plate comprises: the electrode frame and the milk convex plate are welded in the electrode frame. The weld joint between the milk convex plate and the polar frame needs to detect the air tightness after the welding is finished. At present, lime solution is manually smeared on one surface of a welding seam, kerosene is smeared on the other surface of the welding seam after the lime solution is dried, the kerosene is smeared for 2 to 3 times at intervals of 10 minutes, whether oil stains ooze out on one surface of the lime or not is checked after waiting for 20 to 30 minutes, no ooze out is qualified, and the time is about 60 minutes. The prior proposal has the disadvantages that: the polar plate needs two-sided to smear the detection thing, needs to stand up, and it is frequent to smear the detection thing number of times, and detection time is long, and overall efficiency is relatively poor, and the polar plate needs to spread and occupy very big place during the detection to the manual painting has and smears inhomogeneous, smears the volume inadequately and misjudgement, leaks and judges the risk.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the electrolytic tank electrode plate weld tightness detection device can rapidly and accurately detect the electrode plate weld tightness.
In order to solve the problems, the utility model adopts the following technical scheme: an electrolytic cell polar plate weld tightness detection device, comprising: detection platform, its characterized in that: four mounting columns are fixed on the detection platform, a tooling tray which is horizontally arranged is arranged on the four mounting columns, four corners of the tooling tray are respectively fixed with the four mounting columns one by one through screws, a circular groove and an annular boss are arranged on the middle of the tooling tray, the annular boss surrounds the outer side of the circular groove, an annular seal groove is arranged on the annular boss, the circular groove, the annular boss and the annular seal groove are coaxially arranged, a seal ring is arranged in the annular seal groove, the electrolytic tank polar plate is placed on the annular boss, the electrolytic tank polar plate can seal the circular groove, a vacuumizing hole is arranged in the center of the circular groove, a vacuumizing pipe is connected to the lower side of the vacuumizing hole, a plurality of pressing mechanisms which are arranged around the annular boss are further arranged on the tooling tray, and can press the electrolytic tank polar plate which is sealed on the circular groove, so that the seal ring in the annular seal groove can be tightly attached to the lower surface of a polar frame on the electrolytic tank polar plate, a vacuum detector, a buffer tank and a buffer tank are connected with the vacuum detector through a buffer tank and a buffer tank are connected with a buffer tank through a vacuum inlet and a buffer tank.
Further, the foregoing electrolytic cell polar plate weld tightness detection device, wherein: the tool tray is further provided with a plurality of guide blocks which are arranged around the annular boss, a guide inclined plane is arranged on the inner side of each guide block, the electrolytic cell polar plate is guided by the guide inclined planes on the guide blocks when being covered on the circular groove, and the electrolytic cell polar plate can be limited by the guide blocks after being covered on the circular groove.
Further, the foregoing electrolytic cell polar plate weld tightness detection device, wherein: the pressing mechanism is a 90-degree corner pressing cylinder, a neutral position is reserved between the tool tray and the detection platform, a cylinder body of the 90-degree corner pressing cylinder is located in the neutral position and is fixed with the tool tray, a driving rod of the 90-degree corner pressing cylinder moves upwards to penetrate through the tool tray, a pressing head at the top of the driving rod is located above the tool tray, and the pressing head rotates for 90 degrees under the driving of the 90-degree corner pressing cylinder and moves downwards and can press an electrolytic tank polar plate covered on the circular groove.
Further, the foregoing electrolytic cell polar plate weld tightness detection device, wherein: the annular seal groove is provided with two.
Further, the foregoing electrolytic cell polar plate weld tightness detection device, wherein: the sealing ring is an O-shaped sealing ring.
The utility model has the advantages that: the device for detecting the tightness of the welding seam of the electrode plate of the electrolytic tank does not need to smear a detection object, can detect the tightness of the welding seam only by vacuumizing one side, saves labor and working hours, and ensures the detection reliability by 100% equipment and instrument detection. The testing time of the electrolytic tank polar plate welding seam air tightness detection device is 120S, so that the detection efficiency and accuracy are greatly improved, and the field area is saved.
Drawings
FIG. 1 is a schematic structural diagram of an electrolytic cell polar plate weld tightness detection device.
Fig. 2 is a schematic structural diagram of the electrolytic tank polar plate weld tightness detection device in operation.
Detailed Description
The utility model is described in further detail below with reference to specific embodiments and the accompanying drawings.
As shown in fig. 1 and 2, an electrolytic cell polar plate weld tightness detection device comprises: the device comprises a detection platform 1, wherein four mounting columns 2 are fixed on the detection platform 1, a tooling pallet 3 which is horizontally arranged is arranged on the four mounting columns 2, four corners of the tooling pallet 3 are respectively fixed with the four mounting columns 2 one by one through screws, and the tooling pallet 3 is convenient to replace after the tooling pallet is arranged, so that the tooling pallet is suitable for electrolytic tank polar plates 7 with different specifications; the middle part of the tool tray 3 is provided with a circular groove 4 and an annular boss 5, the annular boss 5 surrounds the outer side of the circular groove 4, the annular boss 5 is provided with an annular sealing groove 6, the circular groove 4, the annular boss 5 and the annular sealing groove 6 are coaxially arranged, a sealing ring is arranged in the annular sealing groove 6, after the electrolytic tank polar plate 7 is placed on the annular boss 5, the electrolytic tank polar plate 7 can cover the circular groove 4, the center of the circular groove 4 is provided with a vacuumizing hole 8, a vacuumizing tube is connected below the vacuumizing hole 8, ten pressing mechanisms which are arranged around the annular boss are further arranged on the tool tray 3, the pressing mechanisms can press the electrolytic tank polar plate 7 which is covered on the circular groove 4, the sealing ring in the annular sealing groove 6 can be tightly attached to the lower surface of a polar frame on the electrolytic tank polar plate 7, the circular groove 4 can be sealed by the electrolytic tank polar plate 7, a vacuum pump, a leak detector and a buffer tank are further arranged on the detection platform 1, an inlet of the vacuum pump is connected with an outlet of the buffer tank through a pipeline with the valve, and the inlet of the buffer tank is connected with the inlet of the buffer tank through the pipeline through the valve.
In this embodiment, five guide blocks 10 disposed around the annular boss are further disposed on the tooling tray 3, a guide inclined plane is disposed on the inner side of each guide block 10, the electrolytic cell polar plate 7 is guided by the guide inclined planes on each guide block 10 when being covered on the circular groove 4, and each guide block 10 can limit the electrolytic cell polar plate 7 after the electrolytic cell polar plate 7 is covered on the circular groove 4.
The pressing mechanism is a 90-degree corner pressing cylinder 9, a neutral space 11 is reserved between the tool tray 3 and the detection platform 1, a cylinder body of the 90-degree corner pressing cylinder 9 is located in the neutral space 11 and is fixed with the tool tray 3, a driving rod of the 90-degree corner pressing cylinder 9 moves upwards to penetrate through the tool tray 3, a pressing head at the top of the driving rod is located above the tool tray 3, and the pressing head rotates for 90 degrees under the driving of the 90-degree corner pressing cylinder 9 and moves downwards and can press an electrolytic tank polar plate 7 covered on the circular groove 4.
For better sealing, the annular sealing groove 6 is provided with two. The sealing ring is an O-shaped sealing ring.
During operation, the electrolytic tank polar plate 7 is placed on the annular boss 5 by workers, the electrolytic tank polar plate 7 covers the circular groove 4, then the pressing heads are controlled to rotate by 90 degrees under the drive of the 90-degree angle pressing cylinder 9 and move downwards to press the electrolytic tank polar plate 7, the circular groove 4 can be sealed by the electrolytic tank polar plate 7, then the vacuum pump is started to suck the buffer tank and the circular groove 4, after vacuum, balance and pressure stabilization are generated in the circular groove 4, the vacuum pump and a valve between the vacuum pump and the buffer tank are closed, the buffer tank plays a role of stabilizing the pressure, and then the valve between the leak detector and the buffer tank is opened, so that the leak detector can judge the air tightness according to the tested pressure loss or flow data.
Claims (5)
1. An electrolytic cell polar plate weld tightness detection device, comprising: detection platform, its characterized in that: four mounting columns are fixed on the detection platform, a tooling tray which is horizontally arranged is arranged on the four mounting columns, four corners of the tooling tray are respectively fixed with the four mounting columns one by one through screws, a circular groove and an annular boss are arranged on the middle of the tooling tray, the annular boss surrounds the outer side of the circular groove, an annular seal groove is arranged on the annular boss, the circular groove, the annular boss and the annular seal groove are coaxially arranged, a seal ring is arranged in the annular seal groove, the electrolytic tank polar plate is placed on the annular boss, the electrolytic tank polar plate can seal the circular groove, a vacuumizing hole is arranged in the center of the circular groove, a vacuumizing pipe is connected to the lower side of the vacuumizing hole, a plurality of pressing mechanisms which are arranged around the annular boss are further arranged on the tooling tray, and can press the electrolytic tank polar plate which is sealed on the circular groove, so that the seal ring in the annular seal groove can be tightly attached to the lower surface of a polar frame on the electrolytic tank polar plate, a vacuum detector, a buffer tank and a buffer tank are connected with the vacuum detector through a buffer tank and a buffer tank are connected with a buffer tank through a vacuum inlet and a buffer tank.
2. The electrolyzer plate weld tightness detection device according to claim 1, characterized in that: the tool tray is further provided with a plurality of guide blocks which are arranged around the annular boss, a guide inclined plane is arranged on the inner side of each guide block, the electrolytic cell polar plate is guided by the guide inclined planes on the guide blocks when being covered on the circular groove, and the electrolytic cell polar plate can be limited by the guide blocks after being covered on the circular groove.
3. The electrolytic cell plate weld tightness detection device according to claim 1 or 2, wherein: the pressing mechanism is a 90-degree corner pressing cylinder, a neutral position is reserved between the tool tray and the detection platform, a cylinder body of the 90-degree corner pressing cylinder is located in the neutral position and is fixed with the tool tray, a driving rod of the 90-degree corner pressing cylinder moves upwards to penetrate through the tool tray, a pressing head at the top of the driving rod is located above the tool tray, and the pressing head rotates for 90 degrees under the driving of the 90-degree corner pressing cylinder and moves downwards and can press an electrolytic tank polar plate covered on the circular groove.
4. The electrolytic cell plate weld tightness detection device according to claim 1 or 2, wherein: the annular seal groove is provided with two.
5. The electrolytic cell plate weld tightness detection device according to claim 1 or 2, wherein: the sealing ring is an O-shaped sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223376348.XU CN218973762U (en) | 2022-12-16 | 2022-12-16 | Electrolytic tank polar plate welding seam air tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223376348.XU CN218973762U (en) | 2022-12-16 | 2022-12-16 | Electrolytic tank polar plate welding seam air tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218973762U true CN218973762U (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223376348.XU Active CN218973762U (en) | 2022-12-16 | 2022-12-16 | Electrolytic tank polar plate welding seam air tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218973762U (en) |
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2022
- 2022-12-16 CN CN202223376348.XU patent/CN218973762U/en active Active
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