CN219714681U - Stainless steel coil tube airtight detection device - Google Patents
Stainless steel coil tube airtight detection device Download PDFInfo
- Publication number
- CN219714681U CN219714681U CN202321371153.8U CN202321371153U CN219714681U CN 219714681 U CN219714681 U CN 219714681U CN 202321371153 U CN202321371153 U CN 202321371153U CN 219714681 U CN219714681 U CN 219714681U
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- Prior art keywords
- air
- air inlet
- pipe
- detection device
- stainless steel
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 33
- 239000010935 stainless steel Substances 0.000 title claims abstract description 33
- 239000007788 liquid Substances 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a stainless steel coil tube airtight detection device, belonging to the field of coil tube detection equipment manufacture; the utility model comprises the following steps: the air pump, the exhaust pipe, the barometer and two air inlet pipes; the two air inlet pipes are arranged in parallel and are connected with the air pump; a communicating pipe is arranged between the two air inlet pipes, and the barometer is arranged on the communicating pipe; the exhaust pipe is arranged on one of the air inlet pipes, and an electric control valve is arranged on the exhaust pipe. According to the utility model, the coil is subjected to air intake through the two air inlet pipes, the air tightness can be judged after a preset air pressure value is reached, and then the air is discharged through the exhaust pipe, so that dust in the coil can be removed to the maximum extent. The airtight detection device has the advantages of high detection speed, automatic operation and coil inner wall cleaning.
Description
Technical Field
The utility model relates to a coil pipe detection equipment manufacturing technology, in particular to a stainless steel coil pipe airtight detection device, and belongs to the technical field of airtight detection equipment manufacturing.
Background
The stainless steel welding coil is formed by welding a plurality of stainless steel pipes, and the quality of the welded pipes needs to be detected due to the manufacturing process of the stainless steel welding coil so as to ensure that the air tightness of the stainless steel coil after delivery is good.
The traditional coil air tightness detection method is to detect through a manual mode, specifically, an operator plugs one port of a coil, inflates the coil to the other port, then places the whole coil in water to see whether air bubbles are generated to detect whether the air tightness is qualified, and due to the fact that the coil port is plugged manually, air leakage is likely to exist, the detection accuracy is affected, and the detection mode is low in efficiency.
Disclosure of Invention
The utility model provides a novel stainless steel coil tube airtight detection device, which can accelerate detection speed by air inlet of double air inlet pipes so as to solve the technical problem of low coil tube airtight detection efficiency in the prior art.
The stainless steel coil tube airtight detection device of the embodiment of the utility model comprises: the air pump, the exhaust pipe, the barometer and two air inlet pipes; the two air inlet pipes are arranged in parallel and are connected with the air pump;
a communicating pipe is arranged between the two air inlet pipes, and the barometer is arranged on the communicating pipe; the exhaust pipe is arranged on one of the air inlet pipes, and an electric control valve is arranged on the exhaust pipe.
The stainless steel coil tube airtight detection device is characterized in that one end of each air inlet tube is provided with a coil tube butt joint, and the other end of each air inlet tube is provided with a check valve; the air pump is provided with an air pipe, and the air pipe is provided with an air inlet main pipe;
each air inlet pipe is connected with the air inlet main pipe through the check valve on the air inlet pipe.
The stainless steel coil tube airtight detection device is characterized in that one end of the exhaust pipe is connected with one of the air inlet pipes, and the other end of the exhaust pipe is provided with an exhaust port;
the exhaust pipe is provided with a U-shaped elbow, and the U-shaped elbow is positioned between the exhaust port and the air inlet pipe; the U-shaped elbow is provided with a gas-liquid separator.
The stainless steel coil air tightness detection device is characterized in that a storage cavity is arranged at the bottom of the gas-liquid separator, and a drain valve is arranged at the bottom of the storage cavity.
The stainless steel coil air tightness detection device is characterized in that the gas-liquid separator is a centrifugal gas-liquid separator.
The stainless steel coil air tightness detection device as described above, wherein the stainless steel coil air tightness detection device further comprises: a controller; an air pressure sensor is arranged in the air pressure meter; the air pressure sensor, the air pump and the electric control valve are all independently and electrically connected with the controller.
The stainless steel coil air tightness detection device comprises a stainless steel coil air tightness detection device body, wherein the stainless steel coil air tightness detection device body comprises an upper air inlet pipe and a lower air inlet pipe;
the exhaust pipe is connected with the lower air inlet pipe.
In the embodiment of the utility model, the coil is subjected to air intake through the two air inlet pipes, the air tightness can be judged after a preset air pressure value is reached, and then the air is discharged through the exhaust pipe, so that dust in the coil can be removed to the maximum extent. The airtight detection device has the advantages of high detection speed, automatic operation and coil inner wall cleaning.
Drawings
Fig. 1 is a side view of a stainless steel coil air tightness detecting device according to an embodiment of the present utility model.
Detailed Description
The stainless steel coil air tightness detection device of the utility model can be made of the following materials and components, and is not limited to the following materials and components, for example: pressure-resistant pipe, check valve, electric control valve, air pump, gas-liquid separator, blow-down valve, barometer, barometric sensor, programmable controller, etc.
Fig. 1 is a side view showing a structure of a stainless steel coil air tightness detecting device according to an embodiment of the present utility model.
The stainless steel coil air tightness detection device of this embodiment includes: the air pump 1, the exhaust pipe 4, the barometer 3 and the two air inlet pipes 2; the two air inlet pipes 2 are arranged in parallel and are connected with the air pump 1; the two air inlet pipes 2 are respectively connected with two ends of the coil pipe and are used for detecting air tightness of the coil pipe.
A communicating pipe 30 is arranged between the two air inlet pipes 2, and the barometer 3 is arranged on the communicating pipe 30; the exhaust pipe 4 is installed on one of the intake pipes 3, and an electric control valve 40 is provided on the exhaust pipe 4.
In general, the two air inlet pipes 2 are vertically corresponding to each other, and are respectively an upper air inlet pipe and a lower air inlet pipe; the exhaust pipe 4 is connected with the lower intake pipe.
In the embodiment of the utility model, the coil pipe is subjected to air inlet through the two air inlet pipes, so that the air inlet flow can be increased, and a higher-power air pump can be adopted; the air tightness can be judged after the coil pipe reaches a preset air pressure value for a certain time, and then the air is discharged through an exhaust pipe, so that dust in the coil pipe can be removed to the greatest extent. The airtight detection device has the advantages of high detection speed, automatic operation and coil inner wall cleaning.
Typically, a coil pipe butt joint 21 is arranged at one end of each air inlet pipe 2, and a check valve 22 is arranged at the other end; the air pump 1 is provided with an air pipe 10, and the air pipe 10 is provided with an air inlet main pipe 20; the air delivery pipe 10 is used for guiding the air pressure of the air pump 1 to the air inlet manifold 20. The air pump 1 may be an air compressor.
Each of the intake pipes 2 is connected to the intake manifold 20 through the check valve 22 thereon.
Because the double air inlet pipes are adopted for air inlet operation, the air inlet flow rate of the air is larger, and a more-power air pump can be selected, so that the efficiency is further improved.
Preferably, one end of the exhaust pipe 4 is connected with one of the air inlet pipes 2, and the other end is provided with an exhaust port; the exhaust port is used for exhausting after the air tightness detection is completed, so that the coil pipe is convenient to replace for next operation.
The exhaust pipe 4 is provided with a U-shaped elbow 41, and the U-shaped elbow 41 is positioned between the exhaust port and the air inlet pipe 2; the U-bend 41 is provided with a gas-liquid separator 5.
The gas-liquid separator 5 is used for removing dust, oil-water separation, liquid impurity removal and the like from the discharged gas, and can effectively remove dust and greasy dirt in the coil in the exhaust process.
Further, a storage cavity is arranged at the bottom of the gas-liquid separator 5, and a drain valve 50 is arranged at the bottom of the storage cavity.
Preferably, the gas-liquid separator 5 is a centrifugal gas-liquid separator.
The stainless steel coil air tightness detection device of this embodiment further includes: a controller; an air pressure sensor is arranged in the air pressure meter 3; the air pressure sensor, the air pump 1 and the electric control valve 40 are all separately and electrically connected with the controller. The controller is generally a programmable controller, and whether the air tightness is qualified or not can be judged by detecting the air pressure of the air pressure sensor, so that automatic air exhaust is realized, and the automatic detection of the air tightness is conveniently realized.
In addition, the stainless steel coil tube airtight detection device has the advantages of low manufacturing cost, high automation degree, compact structural design, stable quality of finished products and convenient maintenance operation, and is suitable for airtight detection of various remodelling coils.
The foregoing embodiment numbers of the present utility model are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments. From the description of the above embodiments, it will be apparent to those skilled in the art that the above example methods may be implemented by means of a superposition of some variants plus the necessary general techniques; of course, the method can also be realized by simplifying some important technical features. Based on such understanding, the technical solution of the present utility model essentially or partly contributes to the prior art is: the whole structure and the connection mode are matched with the structures described in the various embodiments of the utility model.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (7)
1. A stainless steel coil air tightness detection device, comprising: the air pump, the exhaust pipe, the barometer and two air inlet pipes; the two air inlet pipes are arranged in parallel and are connected with the air pump;
a communicating pipe is arranged between the two air inlet pipes, and the barometer is arranged on the communicating pipe; the exhaust pipe is arranged on one of the air inlet pipes, and an electric control valve is arranged on the exhaust pipe.
2. The stainless steel coil air tightness detection device according to claim 1, wherein one end of each air inlet pipe is provided with a coil opposite joint, and the other end is provided with a check valve; the air pump is provided with an air pipe, and the air pipe is provided with an air inlet main pipe;
each air inlet pipe is connected with the air inlet main pipe through the check valve on the air inlet pipe.
3. The stainless steel coil air tightness detection device according to claim 2, wherein one end of the exhaust pipe is connected with one of the air inlet pipes, and the other end is provided with an exhaust port;
the exhaust pipe is provided with a U-shaped elbow, and the U-shaped elbow is positioned between the exhaust port and the air inlet pipe; the U-shaped elbow is provided with a gas-liquid separator.
4. A stainless steel coil air tightness detection device according to claim 3, wherein the bottom of the gas-liquid separator is provided with a storage cavity, and the bottom of the storage cavity is provided with a drain valve.
5. A stainless steel coil air tightness detection device according to claim 3, wherein the gas-liquid separator is a centrifugal gas-liquid separator.
6. A stainless steel coil air tightness detection device according to any of claims 1-3, wherein said stainless steel coil air tightness detection device further comprises: a controller; an air pressure sensor is arranged in the air pressure meter; the air pressure sensor, the air pump and the electric control valve are all independently and electrically connected with the controller.
7. The stainless steel coil air tightness detection device according to any one of claims 3 to 5, wherein the two air inlet pipes correspond to each other in a vertical direction, respectively an upper air inlet pipe and a lower air inlet pipe;
the exhaust pipe is connected with the lower air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371153.8U CN219714681U (en) | 2023-06-01 | 2023-06-01 | Stainless steel coil tube airtight detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371153.8U CN219714681U (en) | 2023-06-01 | 2023-06-01 | Stainless steel coil tube airtight detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219714681U true CN219714681U (en) | 2023-09-19 |
Family
ID=88001476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321371153.8U Active CN219714681U (en) | 2023-06-01 | 2023-06-01 | Stainless steel coil tube airtight detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219714681U (en) |
-
2023
- 2023-06-01 CN CN202321371153.8U patent/CN219714681U/en active Active
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