CN214947389U - A anti-icing stifled device for natural gas line - Google Patents
A anti-icing stifled device for natural gas line Download PDFInfo
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- CN214947389U CN214947389U CN202120170168.2U CN202120170168U CN214947389U CN 214947389 U CN214947389 U CN 214947389U CN 202120170168 U CN202120170168 U CN 202120170168U CN 214947389 U CN214947389 U CN 214947389U
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- heat preservation
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- icing
- shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model discloses a belong to the stifled technical field of anti-icing an anti-icing stifled device for natural gas line, including connecting the air-vent valve on natural gas line, the outside cover of air-vent valve is equipped with the heat preservation casing, and the inside packing of heat preservation casing has the heat preservation cotton, and the one end of air-vent valve is connected with anti-icing stifled pipe, and the below of anti-icing stifled pipe is connected with the collector pipe, and the outside of anti-icing stifled pipe and collector pipe all overlaps and is equipped with the insulation cover. The utility model is provided with the heat preservation shell outside the pressure regulating valve, and the heat preservation cotton is filled in the heat preservation shell, so that the heat preservation of the pressure regulating valve is realized, and the ice blockage probability is reduced; the utility model discloses set up the collector pipe, because of the sharp decline of gas temperature, vapor, hydrocarbon and other impurity condense into natural gas hydrate, and in natural gas hydrate can get into the collector pipe, even the frozen condition appears, can not influence the transport of natural gas yet.
Description
Technical Field
The utility model belongs to the technical field of the anti-icing is stifled, concretely relates to anti-icing stifled device for natural gas line.
Background
With the rapid development of natural gas pipeline construction in China in recent years, natural gas is more and more important in national production and life. In northern areas, weather is cold in winter, and when the natural gas distribution station supplies gas to each user, the flow rate needs to be adjusted through the pressure adjusting valve, so that the temperature of the gas behind the pressure adjusting valve is sharply reduced, water vapor, hydrocarbons and other impurities are condensed into natural gas hydrate, and further the ice blockage phenomenon is generated. The ice blockage of the natural gas pipeline is easy to damage equipment on a production pipeline, and normal gas transmission production work is influenced.
Chinese patent application No. 201821456966.6 discloses a natural gas pipeline ice-blocking's remove device, and the hot water that directly adopts natural gas branch to defeated station heating pipe network to carry keeps warm to natural gas pipeline to eliminate ice-blocking phenomenon, the installation is arranged the process simply, and, need not consume a large amount of electric energy, reduce cost.
The above-mentioned publication has the following problems: if deicing work needs to be carried out by arranging a large amount of equipment, large-scale installation work needs to be carried out for solving, the cost is high, and the comprehensive arrangement is not facilitated.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an anti-icing stifled device for natural gas line has simple structure and low in installation cost's characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-icing stifled device for natural gas line, is including connecting the air-vent valve on natural gas line, and the outside cover of air-vent valve is equipped with the heat preservation casing, and the inside packing of heat preservation casing has the heat preservation cotton, and the one end of air-vent valve is connected with anti-icing stifled pipe, and the below of anti-icing stifled pipe is connected with the collector pipe, and the outside of anti-icing stifled pipe and collector pipe all overlaps and is equipped with the insulation cover.
As the utility model discloses an optimized technical scheme, the heat preservation casing includes first heat preservation shell and second heat preservation shell, and wherein, first heat preservation shell is connected the limit with the second heat preservation shell and is equipped with the engaging lug all around respectively.
As the utility model discloses an optimal technical scheme, all be equipped with first groove of passing on two relative sides of first heat preservation shell and second heat preservation shell, the first internal connection who passes through the groove has first sealing washer.
As the utility model discloses an optimal technical scheme, the top of first heat preservation shell and second heat preservation shell all is equipped with the second and passes through the groove, and the internal connection in second through groove has the second sealing washer.
As the utility model discloses a preferred technical scheme, there is the top cap the top of second heat preservation shell through the screw connection.
As the utility model discloses an optimal technical scheme, the second keeps warm and is connected with the chimb on the connection limit of shell and first heat preservation, is equipped with the embedded groove corresponding with the chimb on the first heat preservation shell, and the chimb embedding is in the inside of embedded groove.
As the utility model discloses an optimal technical scheme, the below of collector pipe is connected with the drain pipe, is connected with the valve on the drain pipe.
As the utility model discloses an optimal technical scheme, the lower extreme of collector pipe is equipped with the observation window, is equipped with the scale mark on the observation window.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with the heat preservation shell outside the pressure regulating valve, and the heat preservation cotton is filled in the heat preservation shell, so that the heat preservation of the pressure regulating valve is realized, and the ice blockage probability is reduced;
2. the heat preservation shell of the utility model comprises a first heat preservation shell and a second heat preservation shell which are connected by bolts passing through the connecting lugs, so that the heat preservation shell is simpler and more convenient to install;
3. the utility model has the advantages that the output end of the pressure regulating valve is provided with the anti-icing and anti-blocking pipe, the water collecting pipe is arranged below the anti-icing and anti-blocking pipe, and the outer parts of the anti-icing and anti-blocking pipe and the water collecting pipe are both sleeved with the heat preservation sleeve, thereby further reducing the probability of ice blockage;
4. the utility model discloses set up the collector pipe, because of the sharp decline of gas temperature, vapor, hydrocarbon and other impurity condense into natural gas hydrate, and in natural gas hydrate can get into the collector pipe, even the frozen condition appears, can not influence the transport of natural gas yet.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the anti-icing pipe of the present invention;
FIG. 3 is a schematic side view of the thermal insulation housing of the present invention;
FIG. 4 is a schematic top view of the thermal insulation casing of the present invention;
FIG. 5 is a schematic view of the explosion structure of the thermal insulation shell of the present invention;
in the figure: 1. a pressure regulating valve; 2. a heat-insulating shell; 21. a first heat-insulating shell; 22. a second insulating shell; 23. connecting lugs; 24. a first passage groove; 25. a first seal ring; 26. a second seal ring; 27. a second passage groove; 28. a top cover; 29. a convex edge; 210. a groove is embedded; 3. anti-icing and pipe blocking; 4. a water collection pipe; 5. a drain pipe; 6. a valve; 7. scale lines; 8. an observation window; 9. an insulating sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides an anti-icing stifled device for natural gas line, is equipped with heat preservation casing 2 including connecting air-vent valve 1 on natural gas line, air-vent valve 1's outside cover, and heat preservation casing 2's inside packing has the heat preservation cotton, and air-vent valve 1's output is connected with anti-icing stifled pipe 3, and anti-icing stifled pipe 3's below is connected with collector pipe 4, and anti-icing stifled pipe 3 and collector pipe 4's outside all is overlapped and is equipped with insulation cover 9, and insulation cover 9 is the cotton material that keeps warm.
Specifically, the heat preservation shell 2 includes a first heat preservation shell 21 and a second heat preservation shell 22, wherein, the connection edge of the first heat preservation shell 21 and the second heat preservation shell 22 is provided with a connection lug 23 around.
Through adopting above-mentioned technical scheme, engaging lug 23 connects through the bolt to be convenient for install the outside at air-vent valve 1 with heat preservation casing 2.
Specifically, two opposite sides of the first heat preservation shell 21 and the second heat preservation shell 22 are provided with a first through groove 24, the first through groove 24 is internally connected with a first sealing ring 25, the first heat preservation shell 21 and the second heat preservation shell 22 are respectively provided with a second through groove 27 above, and the second through groove 27 is internally connected with a second sealing ring 26.
By adopting the technical scheme, the first through groove 24 and the second through groove 27 are used for coating the valve body of the pressure regulating valve 1, and the first sealing ring 25 and the second sealing ring 26 realize sealing.
Specifically, a top cover 28 is connected to the upper portion of the second thermal insulation shell 22 through screws.
Through adopting above-mentioned technical scheme, the setting up of top cap 28 is convenient to place the heat preservation cotton to the inside of heat preservation casing 2.
Specifically, the convex edge 29 is connected to the connecting edge of the second thermal insulation shell 22 and the first thermal insulation shell 21, the first thermal insulation shell 21 is provided with an insertion groove 210 corresponding to the convex edge 29, and the convex edge 29 is inserted into the insertion groove 210.
By adopting the technical scheme, the connection tightness between the first heat-preservation shell 21 and the second heat-preservation shell 22 is ensured.
Example 2
The present embodiment is different from embodiment 1 in that: specifically, a drain pipe 5 is connected below the water collecting pipe 4.
Through adopting above-mentioned technical scheme, after adjusting the flow, the gas temperature of pressure-regulating valve 1 output drops sharply, and vapor, hydrocarbon and other impurity condense into natural gas hydrate, and natural gas hydrate can get into in the collector pipe 4, even the condition of freezing appears, can not influence the transport of natural gas yet.
Example 3
The present embodiment is different from embodiment 1 in that: specifically, the drain pipe 5 is connected with a valve 6, the lower end of the water collecting pipe 4 is provided with an observation window 8, and the observation window 8 is provided with scale marks 7.
Through adopting above-mentioned technical scheme, the staff can be regular open valve 6 with the inside water discharge of collector pipe 4, when the water level to 7 departments of scale mark, close valve 6, ensure that there is a small amount of water in collector pipe 4, realize the water seal, prevent that the natural gas from discharging.
To sum up, the utility model arranges the heat preservation shell 2 outside the pressure regulating valve 1, and the heat preservation cotton is filled in the heat preservation shell 2, so as to realize the heat preservation of the pressure regulating valve 1, thereby reducing the probability of ice blockage; the heat preservation shell 2 of the utility model comprises a first heat preservation shell 21 and a second heat preservation shell 22 which are connected by bolts passing through the connecting lugs 23, so that the heat preservation shell 2 is more simple and convenient to install; the utility model discloses set up anti-icing stifled pipe 3 on the output of air-vent valve 1, anti-icing stifled pipe 3's below has set up collector pipe 4, anti-icing stifled pipe 3 and collector pipe 4's outside all overlaps and is equipped with insulation cover 9, has further reduced the probability that ice blocks up; the utility model discloses set up water-collecting pipe 4, because of the sharp decline of gas temperature, vapor, hydrocarbon and other impurity condense into natural gas hydrate, and in natural gas hydrate can get into water-collecting pipe 4, even the frozen condition appears, can not influence the transport of natural gas yet.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an anti-icing stifled device for natural gas line, is including connecting air-vent valve (1) on natural gas line, its characterized in that: the external sleeve of air-vent valve (1) is equipped with heat preservation casing (2), and the inside packing of heat preservation casing (2) has the heat preservation cotton, and the one end of air-vent valve (1) is connected with anti-icing stifled pipe (3), and the below of anti-icing stifled pipe (3) is connected with collector pipe (4), and the outside of anti-icing stifled pipe (3) and collector pipe (4) all is equipped with insulation cover (9).
2. An anti-icing device for a natural gas pipeline according to claim 1, characterized in that: the heat preservation shell (2) comprises a first heat preservation shell (21) and a second heat preservation shell (22), wherein connecting lugs (23) are arranged on the periphery of the connecting edge of the first heat preservation shell (21) and the second heat preservation shell (22) respectively.
3. An anti-icing device for a natural gas pipeline according to claim 2, characterized in that: two opposite sides of the first heat-insulating shell (21) and the second heat-insulating shell (22) are respectively provided with a first through groove (24), and the first through groove (24) is internally connected with a first sealing ring (25).
4. An anti-icing device for a natural gas pipeline according to claim 2, characterized in that: and a second through groove (27) is formed above the first heat-insulating shell (21) and the second heat-insulating shell (22), and a second sealing ring (26) is connected inside the second through groove (27).
5. An anti-icing device for a natural gas pipeline according to claim 2, characterized in that: a top cover (28) is connected above the second heat preservation shell (22) through screws.
6. An anti-icing device for a natural gas pipeline according to claim 2, characterized in that: the connecting edge of the second heat preservation shell (22) and the first heat preservation shell (21) is connected with a convex edge (29), the first heat preservation shell (21) is provided with an embedded groove (210) corresponding to the convex edge (29), and the convex edge (29) is embedded in the embedded groove (210).
7. An anti-icing device for a natural gas pipeline according to claim 1, characterized in that: the lower part of the water collecting pipe (4) is connected with a drain pipe (5), and the drain pipe (5) is connected with a valve (6).
8. An anti-icing device for a natural gas pipeline according to claim 1, characterized in that: an observation window (8) is arranged at the lower end of the water collecting pipe (4), and scale marks (7) are arranged on the observation window (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170168.2U CN214947389U (en) | 2021-01-21 | 2021-01-21 | A anti-icing stifled device for natural gas line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120170168.2U CN214947389U (en) | 2021-01-21 | 2021-01-21 | A anti-icing stifled device for natural gas line |
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| CN214947389U true CN214947389U (en) | 2021-11-30 |
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| CN202120170168.2U Active CN214947389U (en) | 2021-01-21 | 2021-01-21 | A anti-icing stifled device for natural gas line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321361A (en) * | 2021-12-30 | 2022-04-12 | 南通航泰机械有限公司 | Pressure vessel capable of carrying out pressure regulation and waste heat recovery |
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2021
- 2021-01-21 CN CN202120170168.2U patent/CN214947389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321361A (en) * | 2021-12-30 | 2022-04-12 | 南通航泰机械有限公司 | Pressure vessel capable of carrying out pressure regulation and waste heat recovery |
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