CN218910258U - Horizontal spiral dewatering device of natural gas pipeline - Google Patents
Horizontal spiral dewatering device of natural gas pipeline Download PDFInfo
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- CN218910258U CN218910258U CN202221835761.5U CN202221835761U CN218910258U CN 218910258 U CN218910258 U CN 218910258U CN 202221835761 U CN202221835761 U CN 202221835761U CN 218910258 U CN218910258 U CN 218910258U
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- dehydration
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Abstract
The utility model relates to a natural gas pipeline horizontal spiral dewatering device, which is characterized in that: the device comprises a dehydration barrel, a spiral dehydration mechanism and a liquid drop mist catcher, wherein the barrel openings at two ends of the dehydration barrel respectively form a natural gas inlet and a natural gas outlet, and the spiral dehydration mechanism and the liquid drop mist catcher are sequentially arranged in the dehydration barrel from the natural gas inlet to the natural gas outlet. The horizontal spiral dewatering device for the natural gas pipeline has the advantages of scientific and reasonable design, reduced ice blockage, safety, reliability, long service life, reduced maintenance cost and easiness in implementation, and is a horizontal spiral dewatering device for the natural gas pipeline with higher innovation.
Description
Technical Field
The utility model belongs to the technical field of natural gas conveying, and relates to a dehydration device, in particular to a horizontal spiral dehydration device for a natural gas pipeline.
Background
At present, a vertical filter or a filter separator is mainly adopted in a natural gas filtering device, most of the filtering device belongs to a pressure container, the volume is large, the filtering device is not suitable for being directly installed on a pipeline, the filter is mainly used for filtering gas impurities in the practical application process, and the water in the gas is less removed. When the water content in the natural gas is higher than the dew point temperature, the natural gas pipeline is blocked by ice, so that serious explosion accidents of the natural gas pipeline are caused, the natural gas is leaked, and potential safety hazards exist.
Disclosure of Invention
The utility model aims to provide a natural gas pipeline horizontal spiral dehydration device which has scientific and reasonable structural design, reduces the occurrence of ice blockage phenomenon, is safe and reliable and is easy to realize.
The utility model solves the technical problems by the following technical proposal:
the utility model provides a horizontal spiral dewatering device of natural gas line which characterized in that: the device comprises a dehydration barrel, a spiral dehydration mechanism and a liquid drop mist catcher, wherein the barrel openings at two ends of the dehydration barrel respectively form a natural gas inlet and a natural gas outlet, and the spiral dehydration mechanism and the liquid drop mist catcher are sequentially arranged in the dehydration barrel from the natural gas inlet to the natural gas outlet.
The spiral dewatering mechanism is composed of a mounting disc and spiral guide plates, wherein the spiral guide plates are uniformly distributed on the outer edge of the mounting disc at intervals, and the end parts of the spiral guide plates are welded on the inner wall of the dewatering cylinder.
The dewatering cylinder is composed of a constant diameter cylinder section, a diameter reducing section and a connecting section, wherein the diameter reducing section which is externally reduced is connected to two sides of the constant diameter cylinder section, and the connecting section which is equal in diameter is connected to the diameter reducing section.
And the size of the liquid drop mist catcher is matched with the diameter of the equal-diameter barrel section of the dewatering barrel.
The drainage mechanism is composed of a rubber tube, a differential pressure meter, a first differential pressure meter valve, a second differential pressure meter valve and a drainage valve, wherein two ends of the rubber tube are respectively connected to connecting sections at two ends of the dewatering tube and are communicated with the inside of the dewatering tube, the positions, close to the connecting sections at two sides, of the rubber tube are respectively connected with the first differential pressure meter valve and the second differential pressure meter valve, the rubber tube between the first differential pressure meter valve and the second differential pressure meter valve is connected with the differential pressure meter, the bottom of the constant-diameter tube body section is provided with a drainage outlet, and the drainage valve is installed at the drainage outlet.
Moreover, the inclination of the spiral guide vane is 30 degrees, and the length is 300mm.
The droplet precipitator is made of stainless steel.
The utility model has the advantages and beneficial effects that:
1. the horizontal spiral dehydration device for the natural gas pipeline is of a double dehydration structure, namely, the first heavy dehydration is that the water in the natural gas rotates and impacts along the guide of a spiral guide vane to separate the water; the second dehydration is to use a droplet mist catcher to catch the separated water again, thereby realizing the purpose of lowering the water to the required dew point temperature.
2. The horizontal spiral dewatering device for the natural gas pipeline can increase the rotation of natural gas and reduce the resistance of the natural gas by designing the inclination of the spiral guide vane to be 30 degrees.
3. According to the horizontal spiral dewatering device for the natural gas pipeline, the droplet mist catcher is made of stainless steel, so that the service life of the device is greatly prolonged, and the later maintenance cost is reduced.
4. The horizontal spiral dewatering device for the natural gas pipeline has the advantages of scientific and reasonable design, reduced ice blockage, safety, reliability, long service life, reduced maintenance cost and easiness in implementation, and is a horizontal spiral dewatering device for the natural gas pipeline with higher innovation.
Drawings
FIG. 1 is a schematic view (cross-sectional view) of the structure of the present utility model;
fig. 2 is a schematic structural view of the screw dewatering mechanism of the present utility model.
Description of the reference numerals
1-natural gas inlet, 2-first differential pressure meter valve, 3-dehydration section of thick bamboo, 4-spiral dehydration mechanism, 5-differential pressure meter, 6-liquid drop mist catcher, 7-reducing section, 8-second differential pressure meter valve, 9-natural gas outlet, 10-drain valve, 11-mounting disc, 12-spiral guide vane.
Detailed Description
The utility model is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.
A horizontal spiral dewatering device for natural gas pipelines is characterized in that: the device comprises a dewatering cylinder 3, a spiral dewatering mechanism 4 and a liquid drop mist catcher 6, wherein the dewatering cylinder is composed of an integrated equal-diameter cylinder body section, a reducing section 7 and a connecting section, the two sides of the equal-diameter cylinder body section are connected with reducing sections with outer reducing, the reducing sections are connected with connecting sections with equal diameters, and the reducing structure of the reducing sections can solve the flow and pressure loss caused by the spiral dewatering mechanism and the liquid drop mist catcher;
the cylinder openings of the connecting sections at the two ends of the dehydration cylinder respectively form a natural gas inlet 1 and a natural gas outlet 9, and a spiral dehydration mechanism and a liquid drop mist catcher are sequentially arranged in the dehydration cylinder from the natural gas inlet to the natural gas outlet; the spiral dewatering mechanism consists of a mounting disc 11 and spiral guide vanes 12, 3 spiral guide vanes are uniformly distributed on the outer edge of the mounting disc at intervals, the diameter of the mounting disc is 50mm, the end parts of the spiral guide vanes are welded with the inner wall of the dewatering cylinder, and the 3 spiral guide vanes form a stable triangular supporting structure in the cylinder body;
the droplet mist catcher is made of stainless steel, the length of the droplet mist catcher is 150mm, and the droplet mist catcher is designed according to the flow caliber of the device.
The novel constant diameter cylinder is characterized by further comprising a drainage mechanism, wherein the drainage mechanism is composed of a rubber tube, a pressure difference meter PDI5, a first pressure difference meter valve 2, a second pressure difference meter valve 8 and a drainage valve 10, two ends of the rubber tube are respectively connected to connecting sections at two ends of the dewatering cylinder and are communicated with the inside of the dewatering cylinder, the positions, close to the connecting sections at two sides, of the rubber tube are respectively connected with the first pressure difference meter valve and the second pressure difference meter valve, a pressure difference meter is connected to the rubber tube between the first pressure difference meter valve and the second pressure difference meter valve, a drainage outlet is formed in the bottom of the constant diameter cylinder section, and the drainage valve is arranged at the drainage outlet.
When natural gas passes through the dehydration device, partial large liquid drops are firstly enabled to rotationally collide with the inner wall of the cylinder body under the action of the spiral dehydration mechanism, the natural gas after the collision dehydration further removes water in the natural gas through the liquid drop mist catcher, and when the pressure difference meter shows that the numerical value is larger, the drain valve is required to be opened to drain water.
The utility model has compact structure, small volume, safety, reliability and convenient installation, can meet the requirements of natural gas pipelines and is suitable for the installation and use requirements of natural gas stations.
Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the utility model and the appended claims, and therefore the scope of the utility model is not limited to the embodiments and the disclosure of the drawings.
Claims (7)
1. The utility model provides a horizontal spiral dewatering device of natural gas line which characterized in that: the device comprises a dehydration barrel, a spiral dehydration mechanism and a liquid drop mist catcher, wherein the barrel openings at two ends of the dehydration barrel respectively form a natural gas inlet and a natural gas outlet, and the spiral dehydration mechanism and the liquid drop mist catcher are sequentially arranged in the dehydration barrel from the natural gas inlet to the natural gas outlet.
2. The horizontal spiral dewatering apparatus for natural gas pipelines according to claim 1, wherein: the spiral dewatering mechanism consists of a mounting disc and spiral guide vanes, wherein the spiral guide vanes are uniformly distributed on the outer edge of the mounting disc at intervals, and the end parts of the spiral guide vanes are welded on the inner wall of the dewatering cylinder.
3. The horizontal spiral dewatering apparatus for natural gas pipelines according to claim 1, wherein: the dewatering cylinder consists of a constant diameter cylinder body section, a reducing section and a connecting section, wherein the reducing section with the outer reducing is connected to two sides of the constant diameter cylinder body section, and the connecting section with the constant diameter is connected to the reducing section.
4. A natural gas pipeline horizontal screw dehydration device according to claim 3, wherein: the size of the liquid drop mist catcher is matched with the diameter of the equal-diameter barrel section of the dewatering barrel.
5. A natural gas pipeline horizontal screw dehydration device according to claim 3, wherein: the novel dewatering device comprises a dewatering cylinder, a water draining mechanism, a water draining device and a water draining device, wherein the water draining mechanism consists of a rubber pipe, a differential pressure meter, a first differential pressure meter valve, a second differential pressure meter valve and a water draining valve, two ends of the rubber pipe are respectively connected to connecting sections at two ends of the dewatering cylinder and are communicated with the interior of the dewatering cylinder, the positions, close to the connecting sections at two sides, on the rubber pipe are respectively connected with the first differential pressure meter valve and the second differential pressure meter valve, the rubber pipe between the first differential pressure meter valve and the second differential pressure meter valve is connected with the differential pressure meter, the bottom of the constant-diameter cylinder section is provided with a water draining port, and the water draining valve is arranged at the water draining port.
6. A natural gas pipeline horizontal screw dehydration device according to claim 2, wherein: the inclination of the spiral guide vane is 30 degrees, and the length of the spiral guide vane is 300mm.
7. The horizontal spiral dewatering apparatus for natural gas pipelines according to claim 1, wherein: the liquid drop mist catcher is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221835761.5U CN218910258U (en) | 2022-07-18 | 2022-07-18 | Horizontal spiral dewatering device of natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221835761.5U CN218910258U (en) | 2022-07-18 | 2022-07-18 | Horizontal spiral dewatering device of natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218910258U true CN218910258U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221835761.5U Active CN218910258U (en) | 2022-07-18 | 2022-07-18 | Horizontal spiral dewatering device of natural gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218910258U (en) |
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2022
- 2022-07-18 CN CN202221835761.5U patent/CN218910258U/en active Active
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