CN220398825U - Online detection device for foam generator - Google Patents
Online detection device for foam generator Download PDFInfo
- Publication number
- CN220398825U CN220398825U CN202321440572.2U CN202321440572U CN220398825U CN 220398825 U CN220398825 U CN 220398825U CN 202321440572 U CN202321440572 U CN 202321440572U CN 220398825 U CN220398825 U CN 220398825U
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- CN
- China
- Prior art keywords
- air
- foam generator
- sealing shell
- pipe
- generator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000006260 foam Substances 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 48
- 238000003860 storage Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to the technical field of foam generators, in particular to an online detection device of a foam generator, which comprises a communicating pipe connected with a petroleum storage tank, wherein the communicating pipe is provided with the foam generator, the outside of the foam generator is sleeved with a sealing shell, two ends of the sealing shell are in sealing connection with the outer wall of the communicating pipe, and the sealing shell is connected with a detection assembly; the detection assembly comprises an air inlet arranged on the sealing shell, an air pipe is connected to the air inlet, and an air pump and a negative pressure generator are connected to the air pipe; and a pressure gauge is arranged on the air pipe. The utility model has simple structure, the detection structure is independent of the foam generator, and the accuracy of the detection result is improved.
Description
Technical Field
The utility model relates to the technical field of foam generators, in particular to an online detection device of a foam generator.
Background
The foam generator is installed on the oil storage tank, and the device for extinguishing the fire in the tank is perfect and important and is an indispensable safety device for the safety of the oil tank, so that the performance of the device needs to be detected regularly. At present, on-line detection is rarely performed, most of the detection is periodically disassembled, and the detection is performed when the detection is carried out in a laboratory, so that the detection is time-consuming and labor-consuming, unsafe, long in period and time-consuming, and the safety production is greatly influenced.
The utility model discloses an airtight and hydraulic pressure detection device of a foam generator, which relates to the technical field of detection devices and aims to solve the problems of time waste and low efficiency in the detection process of the foam generator.
However, the above technical solution still has the following drawbacks: the pipeline direct connection foam generator that will detect usefulness, though can carry out airtight and water pressure detection fast, but with pipeline junction live time has also easily influenced the gas tightness for a long time, and the valve is numerous on the pipeline, can't discharge the gas tightness of valve junction when detecting, influences the accuracy that detects easily.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an on-line detection device for a foam generator, which has a simple structure, and the detection structure is independent of the foam generator, so that the accuracy of a detection result is improved.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the on-line detection device for the foam generator comprises a communicating pipe connected with a petroleum storage tank, wherein the communicating pipe is provided with the foam generator, the outer part of the foam generator is sleeved with a sealing shell, two ends of the sealing shell are in sealing connection with the outer wall of the communicating pipe, and the sealing shell is connected with a detection assembly; the detection assembly comprises an air inlet arranged on the sealing shell, an air pipe is connected to the air inlet, and an air pump and a negative pressure generator are connected to the air pipe; and a pressure gauge is arranged on the air pipe.
Further, the air inlet is connected with the air pipe by adopting an air quick connector.
Further, a bypass pipeline is arranged between the negative pressure generator and the air pipe, and a three-way valve is arranged between the bypass pipeline and the air pipe.
Further, a safety valve is arranged at one end of the air pipe, which is close to the sealing shell.
Further, the sealing shell is in sealing connection with the communicating pipe through a sealing gasket and a flange pressing plate.
The utility model has the beneficial effects that:
in the practical use scene, a sealed detection space is formed at the periphery of the foam generator by utilizing the sealing shell, the air pressure in the sealing shell is controlled by utilizing the air pump and the negative pressure generator, the change of the air pressure value of the pressure gauge is observed, the air tightness of the foam generator is detected and judged, and the air tightness between the sealing shell and equipment is detected by utilizing modes such as soapy water and the like before the test; the air pump is started, the negative pressure generator is closed, the air pipe is used for conveying the air with the rated air pressure value into the sealing shell, after the air pressure is stable, the air pressure values in the sealing shell and the air pipe are measured after a period of time is spent, the measured air pressure value is compared with the conveyed rated air pressure value, whether the air pressure value changes or not is observed, if the air pressure value is not different, the air tightness of the foam generator is qualified, and otherwise, the air tightness of the foam generator is disqualified; closing the air pump, starting the negative pressure generator, extracting the air in the sealing shell to reach a rated negative pressure value, waiting for the air pressure to be stable, measuring the air pressure values in the sealing shell and the air pipe after a period of time, comparing the measured air pressure value with the conveyed rated negative pressure value, observing whether the air pressure value changes, and if the air pressure value is not different, indicating that the air tightness of the foam generator is qualified, otherwise, failing; through the dual detection of positive negative pressure, confirm foam generator's gas tightness, easy operation, and the gas tightness between seal shell and the equipment is convenient to monitor at any time and adjust the change, does not influence inside foam generator's normal use. The utility model has simple structure, the detection structure is independent of the foam generator, and the accuracy of the detection result is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Detailed Description
The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.
As shown in fig. 1, the utility model provides an on-line detection device for a foam generator, which comprises a communicating pipe 1 connected with a petroleum storage tank, wherein the communicating pipe 1 is provided with the foam generator 2, the outer part of the foam generator 2 is sleeved with a sealing shell 3, two ends of the sealing shell 3 are in sealing connection with the outer wall of the communicating pipe 1, and the sealing shell 3 is connected with a detection component 4; the detection assembly 4 comprises an air inlet 41 arranged on the sealing shell 3, an air pipe 42 is connected to the air inlet 41, and an air pump 43 and a negative pressure generator 44 are connected to the air pipe 42; the air pipe 42 is provided with a pressure gauge 5.
In this embodiment, a sealed detection space is formed on the periphery of the foam generator 2 by using the sealing shell 3, the air pressure in the sealing shell 3 is controlled by using the air pump 43 and the negative pressure generator 44, the change of the air pressure value of the pressure gauge 5 is observed, the air tightness of the foam generator 2 is detected and judged, and the air tightness between the sealing shell 3 and equipment is detected by using modes such as soapy water before the test; the air pump 43 is started, the negative pressure generator 44 is closed, the air pipe 42 conveys the air with rated air pressure value into the sealed shell 3, after the air pressure is stable, the air pressure values in the sealed shell 3 and the air pipe 42 are measured after a period of time is spent, the measured air pressure value is compared with the conveyed rated air pressure value, whether the air pressure value changes or not is observed, if the air pressure value does not differ, the air tightness of the foam generator 2 is qualified, otherwise, the air tightness of the foam generator 2 is disqualified; closing the air pump 43 and starting the negative pressure generator 44, extracting the air in the sealing shell 3 to reach a rated negative pressure value, waiting for the air pressure to be stable, measuring the air pressure values in the sealing shell 3 and the air pipe 42 after a period of time, comparing the measured air pressure values with the conveyed rated negative pressure value, observing whether the air pressure values change, and if the air pressure values are not different, indicating that the air tightness of the foam generator 2 is qualified, otherwise, failing; through the dual detection of positive negative pressure, confirm the gas tightness of foam generator 2, easy operation, and the gas tightness between sealed shell 3 and the equipment is convenient to monitor at any time and adjust the change, does not influence the normal use of inside foam generator 2. The detection device has a simple structure, the detection structure is independent of the foam generator, and the accuracy of the detection result is improved.
As shown in fig. 1, the air inlet 41 and the air pipe 42 are connected by adopting an air quick connector; in this embodiment, quick-operation joint does not need the instrument just can realize pipeline intercommunication or disconnection, convenient operation promotes the efficiency of on-line measuring.
As shown in fig. 1, a bypass line 45 is provided between the negative pressure generator 44 and the air pipe 42, and a three-way valve 46 is provided between the bypass line 45 and the air pipe 42; in this embodiment, the three-way valve 46 is used to regulate and control the operation of the air pump 43 or the negative pressure generator 44 to generate positive pressure or negative pressure, so as to complete two kinds of detection.
As shown in fig. 1, a safety valve 6 is arranged at one end of the air pipe 42 close to the sealing shell 3; in this embodiment, the safety valve 6 is used for assisting in monitoring the air pressure in the air pipe 42 and the sealing shell 3, preventing the air pressure from exceeding the rated bearing value, and playing a role in protecting equipment.
As shown in fig. 1, the sealing shell 3 is in sealing connection with the communicating pipe 1 through a sealing gasket and a flange pressing plate; in this embodiment, the sealing shell 3 is sealed and installed outside the foam generator 2 by using the sealing gasket and the flange platen, and a sealed space is formed between the sealing shell and the communicating pipe 1 for detecting the air tightness of the foam generator 2.
All technical features in the present embodiment can be modified in appearance according to actual needs.
The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.
Claims (5)
1. The utility model provides a foam generator on-line measuring device, includes communicating pipe (1) of being connected with the oil storage tank, install on communicating pipe (1) and set up foam generator (2), its characterized in that: the outer part of the foam generator (2) is sleeved with a sealing shell (3), two ends of the sealing shell (3) are in sealing connection with the outer wall of the communicating pipe (1), and a detection assembly (4) is connected to the sealing shell (3);
the detection assembly (4) comprises an air inlet (41) formed in the sealing shell (3), an air pipe (42) is connected to the air inlet (41), and an air pump (43) and a negative pressure generator (44) are connected to the air pipe (42);
the air pipe (42) is provided with a pressure gauge (5).
2. The foam generator on-line detection apparatus of claim 1, wherein: the air inlet (41) is connected with the air pipe (42) by adopting an air quick connector.
3. The foam generator on-line detection apparatus of claim 1, wherein: a bypass pipeline (45) is arranged between the negative pressure generator (44) and the air pipe (42), and a three-way valve (46) is arranged between the bypass pipeline (45) and the air pipe (42).
4. The foam generator on-line detection apparatus of claim 1, wherein: and a safety valve (6) is arranged at one end of the air pipe (42) close to the sealing shell (3).
5. The foam generator on-line detection apparatus of claim 1, wherein: the sealing shell (3) is in sealing connection with the communicating pipe (1) through a sealing gasket and a flange pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321440572.2U CN220398825U (en) | 2023-06-07 | 2023-06-07 | Online detection device for foam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321440572.2U CN220398825U (en) | 2023-06-07 | 2023-06-07 | Online detection device for foam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398825U true CN220398825U (en) | 2024-01-26 |
Family
ID=89609107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321440572.2U Active CN220398825U (en) | 2023-06-07 | 2023-06-07 | Online detection device for foam generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398825U (en) |
-
2023
- 2023-06-07 CN CN202321440572.2U patent/CN220398825U/en active Active
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