CN214373759U - Hydrogen sulfide analysis device for natural gas pipeline - Google Patents
Hydrogen sulfide analysis device for natural gas pipeline Download PDFInfo
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- CN214373759U CN214373759U CN202120562712.8U CN202120562712U CN214373759U CN 214373759 U CN214373759 U CN 214373759U CN 202120562712 U CN202120562712 U CN 202120562712U CN 214373759 U CN214373759 U CN 214373759U
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Abstract
The utility model relates to a hydrogen sulfide analysis device for a natural gas pipeline, which comprises a portable box body; the box body is provided with a panel and an equipment installation chamber; a filter, a pressure reducing valve and a flowmeter are arranged in the equipment installation chamber; a hydrogen sulfide sensor is also arranged below the panel; the bottom side of the panel is provided with a main board; an air inlet port, an air outlet port and a waste discharge port are arranged on the side surface of the box body; the gas inlet port is used for connecting a natural gas pipeline; the filter is used for filtering impurities of the natural gas and conveying the impurities to the waste discharge port; the pressure reducing valve is used for reducing the pressure of the natural gas; the flow meter is used for controlling the flow of the natural gas; the hydrogen sulfide sensor is used for detecting hydrogen sulfide in natural gas and conveying the natural gas to the gas outlet port; the main board is used for processing and analyzing to obtain the content of hydrogen sulfide gas. The utility model discloses a hydrogen sulfide analytical equipment for natural gas line, compact structure, operation simple to use does not receive external disturbance, and measurement accuracy is high, and response time is fast, long service life, portable.
Description
Technical Field
The utility model relates to a natural gas line safety inspection field especially relates to a hydrogen sulfide analytical equipment for natural gas line.
Background
Because the natural gas has the advantages of convenient use, cleanness, sanitation, economy, energy conservation, environmental protection and the like, the natural gas is more and more popularized in use, and natural gas pipelines are more and more, and because the natural gas contains a small amount of H2S gas and hydrogen sulfide can cause corrosion of pipelines and oil and gas field equipment, and hydrogen sulfide is dissolved in water to form weak acidity, so that hydrogen embrittlement damage is generated on metal, corrosion and perforation of the pipelines are caused, and therefore, the measurement of hydrogen sulfide gas in natural gas is very important.
The traditional paper tape method for measuring H is used in the market at present2S, but the lead acetate paper tape is exposed outside and is easy to be polluted and deteriorated, so that the measurement result is inaccurate.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a hydrogen sulfide analytical equipment for natural gas line, compact structure, operation simple to use does not receive external disturbance, and measurement accuracy is high, and response time is fast, long service life, portable.
The utility model provides a technical scheme that its technical problem adopted is: a hydrogen sulfide analysis device for a natural gas pipeline comprises a portable box body; the box body is provided with a panel and an equipment installation chamber; a filter, a pressure reducing valve and a flowmeter are arranged in the equipment installation chamber; a hydrogen sulfide sensor is also arranged in the box body and below the panel; a main board is arranged at the bottom side of the panel; an air inlet port, an air outlet port and a waste discharge port are arranged on the side surface of the box body; the air inlet port is used for connecting a natural gas pipeline and conveying natural gas of the natural gas pipeline into the filter; the filter is used for filtering impurities of the natural gas, conveying the natural gas passing through the filter to the pressure reducing valve and conveying the impurities to the waste discharge port; the pressure reducing valve is used for reducing the pressure of the natural gas and conveying the natural gas to the flowmeter; the flowmeter is used for controlling the flow of the natural gas and conveying the natural gas to the hydrogen sulfide sensor; the hydrogen sulfide sensor is used for detecting hydrogen sulfide in natural gas, transmitting a detection signal to the main board and conveying the detected natural gas to the gas outlet port; the main board is used for processing and analyzing the detection signal to obtain the content of the hydrogen sulfide gas in the natural gas.
Furthermore, the top side of the box body is provided with an opening, the panel is arranged at the opening of the box body, and the box body is also provided with a box cover.
Further, a display screen is arranged on the panel.
Furthermore, a sun-shading mechanism is arranged near the display screen of the panel; the sunshade mechanism comprises a sunshade column fixed on the panel and a sunshade cover hinged with the sunshade column.
Furthermore, the sunshade rail and the sunshade cover are also connected through an air support; and after the air support is used for opening the box cover, the air support pushes the sunshade cover to be turned over to expose the display screen.
Furthermore, a battery is also arranged in the box body below the panel and used for supplying power to the analysis device.
Further, a switch is arranged on the panel and used for starting and stopping the analysis device.
Furthermore, a needle valve is further arranged on a pipeline connecting the filter and the waste discharge port.
Further, the pressure reducing valve is used for reducing the pressure of the natural gas to 0.5bar-1.5 bar.
The utility model has the advantages that: the hydrogen sulfide analysis device for the natural gas pipeline has the advantages of compact structure, simple operation and use, no external interference, high measurement precision, quick response time, long service life and convenient carrying; the device is directly butted with a natural gas pipeline, and the measured result can better reflect the real situation in the natural gas pipeline; the measurement result can be directly displayed through a display screen; the sunshade mechanism that the display screen set up, the influence that reducible sunlight looked over to the display screen, and the gas brace that sunshade mechanism adopted can open the back at the case lid, promotes the sunshade lid and opens automatically, convenient operation, and is more practical.
Drawings
Fig. 1 is a schematic perspective view of a hydrogen sulfide analysis apparatus for a natural gas pipeline according to an embodiment;
fig. 2 is a schematic perspective view of the internal structure of a hydrogen sulfide analysis device for a natural gas pipeline of an embodiment;
fig. 3 is a schematic perspective view of another angle of the internal structure of the hydrogen sulfide analysis device for a natural gas pipeline of the embodiment;
the system comprises a box body 1, a box cover 2, a panel 3, an equipment installation chamber 4, a switch 5, a display screen 6, a sunshade rail 7, a sunshade cover 8, an air support 9, an air inlet port 10, an air outlet port 11, a waste discharge port 12, a filter 13, a filter air inlet 131, a filter air outlet 132, a filter discharge port 133, a needle valve 134, a pressure reducing valve 14, a pressure reducing valve 141, a pressure reducing valve air outlet 142, a flow meter 15, a flow meter air inlet 151, a flow meter air outlet 152, a hydrogen sulfide sensor 16, a sensor air inlet 161, a sensor air outlet 162, a main board 17 and a battery 18.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
Examples
Referring to fig. 1 to 3, the present embodiment provides a hydrogen sulfide analysis apparatus for a natural gas pipeline, including a portable box 1; the box body 1 is provided with a panel 3 and an equipment installation chamber 4; a filter 13, a pressure reducing valve 14 and a flow meter 15 are arranged in the equipment installation chamber 4; a hydrogen sulfide sensor 16 is also arranged in the box body 1 below the panel 3; a main board 17 is arranged on the bottom side of the panel 3; the side surface of the box body 1 is provided with an air inlet port 10, an air outlet port 11 and a waste discharge port 12; the gas inlet port 10 is used for connecting a natural gas pipeline and conveying natural gas of the natural gas pipeline into the filter 13; the filter 13 is used for filtering impurities of the natural gas, conveying the natural gas passing through the filter to the pressure reducing valve 14, and conveying the impurities to the waste discharge port 12; the pressure reducing valve 14 is used for reducing the pressure of the natural gas and conveying the natural gas to a flow meter 15; the flow meter 15 is used for controlling the flow rate of natural gas and conveying the natural gas to the hydrogen sulfide sensor 16; the hydrogen sulfide sensor 16 is used for detecting hydrogen sulfide in natural gas, transmitting a detection signal to the main board 17, and conveying the detected natural gas to the gas outlet port 11; the main board 17 is used for processing and analyzing the detection signal to obtain the content of hydrogen sulfide gas in the natural gas; specifically, as shown in fig. 2 and 3, the filter 13 has a left filter inlet 131, a right filter outlet 132, and a front filter drain 133; the pressure reducing valve 14 has a pressure reducing valve inlet 141 on the right side and a pressure reducing valve outlet 142 on the left side; the flow meter 15 has a lower flow meter inlet 151 and an upper flow meter outlet 152; the hydrogen sulfide sensor 16 has a sensor inlet 161 on the front side and a sensor outlet 162 on the rear side; the bottom side of the filter is fixed on the bottom plate through a supporting plate; the supporting plate and the bottom plate are spaced; the inlet port 10 communicates with the filter inlet 131 through a pipe; the filter drain port 133 communicates with the waste port 12 through a pipe, and the pipe is provided with a needle valve 134; the filter outlet 132 is communicated with a pressure reducing valve inlet 141 of the pressure reducing valve 14 behind the filter 13 through a pipeline; the pressure reducing valve air outlet 142 is communicated with a flow meter air inlet 151 of a flow meter on the left of the pressure reducing valve through a pipeline; the flow meter outlet 152 communicates with the sensor inlet 161 of the hydrogen sulfide sensor 16 in front of the flow meter left; the sensor air outlet 162 is communicated with the air outlet port 11 through a pipeline which passes through the lower part of the supporting plate; the design according to this mode can make compact structure, reduces the volume of whole device.
In the hydrogen sulfide analysis device for the natural gas pipeline, the hydrogen sulfide sensor adopts an infrared principle, can measure the content of hydrogen sulfide in ppm level, and has the advantages of high detection precision, good stability and quick response.
In the hydrogen sulfide analysis device for a natural gas pipeline of the present embodiment, the top side of the box 1 is open, the panel 3 is installed at the opening of the box 1, and the box 1 further has a box cover 2.
In the hydrogen sulfide analysis device for a natural gas pipeline of the present embodiment, the panel 3 is provided with a display screen 6.
In the hydrogen sulfide analysis device for a natural gas pipeline of the embodiment, the panel 3 is further provided with a sun-shading mechanism near the display screen 6; the sunshade mechanism comprises a sunshade column 7 fixed on the panel 3 and a sunshade cover 8 hinged with the sunshade column 7.
In the hydrogen sulfide analysis device for a natural gas pipeline of the embodiment, the sunshade column 7 and the sunshade cover 8 are further connected through the gas strut 9; and after the air support 9 is used for opening the box cover 2, the air support 9 pushes the sunshade cover 8 to be opened, and the display screen 6 is exposed.
In the hydrogen sulfide analysis device for the natural gas pipeline of the embodiment, a battery 18 is further installed in the box body 1 below the panel 3 and used for supplying power to the analysis device; of course, an external power supply can be used for supplying power, and the battery 18 is convenient for field use.
In the hydrogen sulfide analysis device for a natural gas pipeline of the present embodiment, a switch 5 is arranged on the panel 3 for starting and stopping the analysis device.
In the hydrogen sulfide analysis device for a natural gas pipeline of the embodiment, the pressure reducing valve 14 is used for reducing the pressure of the natural gas to 0.5bar-1.5 bar.
In the hydrogen sulfide analysis device for the natural gas pipeline, a battery, a hydrogen sulfide sensor, a pressure reducing valve and a filter are all fixed on a bottom plate, and the bottom plate is fixed on the bottom side of an inner cavity of a box body 1; the display screen, the mainboard and the switch are fixed on the panel, the panel is fixed on the left side of the inner cavity of the box body 1 in a cover type, and the hydrogen sulfide sensor and the battery are positioned below the panel; the equipment installation chamber 4 is positioned on the right side of the inner cavity of the box body 1; the natural gas is filtered by a filter, the filter filters impurities contained in the natural gas, the impurities can be discharged from a filter discharge port controlled by a needle valve, the clean natural gas is decompressed to about 1bar by a decompression valve, the flow of the natural gas is adjusted to 0.3L/min by a flowmeter, and then the natural gas is sent to a hydrogen sulfide sensor for detection; the detection signal of the hydrogen sulfide sensor is collected through the main board, calculation and analysis are carried out, the content of hydrogen sulfide gas in natural gas is obtained, and then relevant data are displayed through the display screen.
The hydrogen sulfide analysis device for the natural gas pipeline has the advantages of compact structure, simplicity in operation and use, no external interference, high measurement precision, quick response time, long service life and convenience in carrying; the device is directly butted with a natural gas pipeline, and the measured result can better reflect the real situation in the natural gas pipeline; the measurement result can be directly displayed through a display screen; the sunshade mechanism that the display screen set up, the influence that reducible sunlight looked over to the display screen, and the gas brace that sunshade mechanism adopted can open the back at the case lid, promotes the sunshade lid and opens automatically, convenient operation, and is more practical.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (9)
1. A hydrogen sulfide analytical equipment for natural gas line, its characterized in that: comprises a portable box body; the box body is provided with a panel and an equipment installation chamber; a filter, a pressure reducing valve and a flowmeter are arranged in the equipment installation chamber; a hydrogen sulfide sensor is also arranged in the box body and below the panel; a main board is arranged at the bottom side of the panel; an air inlet port, an air outlet port and a waste discharge port are arranged on the side surface of the box body; the air inlet port is used for connecting a natural gas pipeline and conveying natural gas of the natural gas pipeline into the filter; the filter is used for filtering impurities of the natural gas, conveying the natural gas passing through the filter to the pressure reducing valve and conveying the impurities to the waste discharge port; the pressure reducing valve is used for reducing the pressure of the natural gas and conveying the natural gas to the flowmeter; the flowmeter is used for controlling the flow of the natural gas and conveying the natural gas to the hydrogen sulfide sensor; the hydrogen sulfide sensor is used for detecting hydrogen sulfide in natural gas, transmitting a detection signal to the main board and conveying the detected natural gas to the gas outlet port; the main board is used for processing and analyzing the detection signal to obtain the content of the hydrogen sulfide gas in the natural gas.
2. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 1, characterized in that: the top side of the box body is provided with an opening, the panel is arranged on the box body, and the box body is also provided with a box cover.
3. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 2, characterized in that: a display screen is arranged on the panel.
4. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 3, characterized in that: the panel is also provided with a sun-shading mechanism near the display screen; the sunshade mechanism comprises a sunshade column fixed on the panel and a sunshade cover hinged with the sunshade column.
5. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 4, characterized in that: the sunshade rail is connected with the sunshade cover through an air support; and after the air support is used for opening the box cover, the air support pushes the sunshade cover to be turned over to expose the display screen.
6. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to any one of claims 1 to 5, characterized in that: a battery is further mounted in the box body and located below the panel and used for supplying power to the analysis device.
7. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 6, characterized in that: and a switch is arranged on the panel and used for starting and stopping the analysis device.
8. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 1, characterized in that: and a needle valve is also arranged on the pipeline connecting the filter and the waste discharge port.
9. The apparatus for analyzing hydrogen sulfide for a natural gas pipeline according to claim 1, characterized in that: the pressure reducing valve is used for reducing the pressure of the natural gas to 0.5bar-1.5 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562712.8U CN214373759U (en) | 2021-03-19 | 2021-03-19 | Hydrogen sulfide analysis device for natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120562712.8U CN214373759U (en) | 2021-03-19 | 2021-03-19 | Hydrogen sulfide analysis device for natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214373759U true CN214373759U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120562712.8U Active CN214373759U (en) | 2021-03-19 | 2021-03-19 | Hydrogen sulfide analysis device for natural gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214373759U (en) |
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2021
- 2021-03-19 CN CN202120562712.8U patent/CN214373759U/en active Active
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