CN208735098U - The stifled cancellation element of natural gas line ice - Google Patents

The stifled cancellation element of natural gas line ice Download PDF

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Publication number
CN208735098U
CN208735098U CN201821456966.6U CN201821456966U CN208735098U CN 208735098 U CN208735098 U CN 208735098U CN 201821456966 U CN201821456966 U CN 201821456966U CN 208735098 U CN208735098 U CN 208735098U
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China
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natural gas
stifled
ice
heating
upper housing
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Expired - Fee Related
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CN201821456966.6U
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Chinese (zh)
Inventor
乔欣
刘麦伦
张启亮
张赫
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Abstract

The utility model provides a kind of natural gas line ice stifled cancellation element, and including Natural Gas Station heating pipe network and the ice that is mounted on outside the pressure regulator valve of each natural gas pipeline is stifled eliminates unit;The stifled unit of eliminating of each ice includes upper housing, lower case and heating unit;Heating unit is the heating tube of serpentine shaped or the heating tube of spiral in shape.Advantage are as follows: (1) hot water for directlying adopt the conveying of Natural Gas Station heating pipe network keeps the temperature natural gas line, so that eliminating ice blocks up phenomenon, mounting arrangements process is simple, also, does not need to expend a large amount of electric energy, reduces cost;(2) pressure regulator valve and neighbouring natural gas line are placed in a seal casinghousing, and desiccant-filled in seal casinghousing, have further prevented the generation of the stifled phenomenon of ice in natural gas pipeline.(3) heating and thermal insulation effectively can be carried out to natural gas line, heating and thermal insulation is high-efficient for the heating unit to natural gas line heating and thermal insulation using coiled pipe or helix tube form arrangement.

Description

The stifled cancellation element of natural gas line ice
Technical field
The utility model belongs to field of mechanical technique, and in particular to a kind of cancellation element that natural gas line ice is stifled.
Background technique
With the rapid development of China's natural gas pipe-line construction in recent years, natural gas is increasingly heavier in national product life It wants.Northern area winter weather cold, also, when Natural Gas Station is supplied to each user, it needs through pressure regulator valve tune Amount of restriction causes the subsequent gas temperature of pressure regulator valve sharply to decline, and vapor, hydro carbons and other impurity condense into gas water Object is closed, and then generates ice and blocks up phenomenon.The stifled installations and facilities easily damaged on production flow line of natural gas line ice, influence normal defeated Gas production work.
It is currently used to solve the stifled mode of ice are as follows: the stifled position setting electric heating of ice easily occurs in natural gas line and sets It is standby, it is heated by electric heating equipment.Such mode has the following deficiencies: needing to expend a large amount of electric energy, aggravates cost.
Utility model content
In view of the defects existing in the prior art, the utility model provides a kind of cancellation element that natural gas line ice is stifled, can Effectively solve the above problems.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of natural gas line ice stifled cancellation element, including Natural Gas Station heating pipe network with And it is mounted on stifled elimination unit (2) of ice of pressure regulator valve (1) outside of each natural gas pipeline (3);
Stifled eliminate unit (2) of each ice include upper housing (2.1), lower case (2.2) and heating unit (2.3); The upper housing (2.1) and the lower case (2.2) are fastened on the pressure regulator valve (1) and relatively close to the pressure regulator valve (1) Natural gas pipeline (3) outside, and then by the pressure regulator valve (1) and close to the pressure regulator valve (1) natural gas it is defeated The cavity inside that feed channel (3) is coated on the upper housing (2.1) and the lower case (2.2) is formed;The upper housing (2.1) After fastening to together with the lower case (2.2) opposing seal, side is fixed by grab (2.4);
The upper housing (2.1) and the lower case (2.2) opposing seal fasten to and form shell afterwards together;The shell Left and right side form the circular through hole to match with the outer diameter of natural gas pipeline (3), for natural gas pipeline (3) shell is passed through;
The pressure regulator valve (1) includes pressure regulation valve body (1.1) and the pressure regulation valve actuating mechanism for adjusting pressure (1.2);The pressure regulation valve body (1.1) is coated on the inside of the shell;One end of the pressure regulation valve actuating mechanism (1.2) Connect with the pressure regulation valve body (1.1), shell described in the other end hermetically passing of the pressure regulation valve actuating mechanism (1.2) and prolong Reach the outside of the shell;
The internal cavity of the shell also installs the heating unit (2.3);The heating unit (2.3) is serpentine shaped Heating tube or spiral in shape heating tube;The heating tube of the serpentine shaped is serpentine-like to be set to the natural gas transmission pipe In the upper down space in road (3);The heating tube of the spiral in shape is laterally arranged, and the natural gas pipeline (3) is located at institute State the shaft core position of the heating tube of spiral in shape;
The upper housing (2.1) has the upper housing water inlet (2.1.1) being connected to the water inlet of the heating tube;It is described Lower case (2.2) has the lower case water outlet (2.2.1) being connected to the water outlet of the heating tube;
Natural Gas Station heating pipe network includes multiple heat supply pipeline and multiple return pipes for return water for heating Road;The stifled upper housing water inlet (2.1.1) for eliminating unit (2) of the ice is connected to by water inlet line with nearest heat supply pipeline, And then the hot water of heat supply pipeline is introduced into the stifled heating unit (2.3) eliminated in unit (2) of the ice;The ice is stifled to eliminate list The lower case water outlet (2.2.1) of first (2) passes through defeated with the stifled upper housing water inlet (2.1.1) for eliminating unit (2) of adjacent ice Waterpipe connection;The stifled lower case water outlet (2.2.1) for eliminating unit (2) of adjacent ice and the stifled elimination of next adjacent ice are single The upper housing water inlet (2.1.1) of first (2) is connected to by aqueduct;The stifled lower case for eliminating unit (2) of the ice of least significant end goes out The mouth of a river (2.2.1) is connected to by outlet conduit with nearest water return pipeline, and heating cycle circuit is consequently formed;
The inside for the seal cavity that the upper housing (2.1) and the lower case (2.2) are formed is desiccant-filled.
Preferably, the upper housing (2.1) and the external of the lower case (2.2) coat adiabator layer.
Preferably, the desiccant is molecular sieve desiccant, magnesium sulfate desiccant or calcium sulfate desiccant.
The stifled cancellation element of natural gas line ice provided by the utility model has the advantage that
(1) hot water for directlying adopt the conveying of Natural Gas Station heating pipe network keeps the temperature natural gas line, to disappear Phenomenon is blocked up in deicing, and mounting arrangements process is simple, also, does not need to expend a large amount of electric energy, reduces cost;
(2) pressure regulator valve and neighbouring natural gas line are placed in a seal casinghousing, and are filled and done in seal casinghousing Drying prescription has further prevented the generation of the stifled phenomenon of ice in natural gas pipeline 3.
It (3), can using coiled pipe or helix tube form arrangement for the heating unit to natural gas line heating and thermal insulation Heating and thermal insulation effectively is carried out to natural gas line, heating and thermal insulation is high-efficient.
Detailed description of the invention
Fig. 1 is the overall structure diagram for the cancellation element that natural gas line ice provided by the utility model blocks up;
Fig. 2 is the stifled side view for eliminating unit of ice provided by the utility model;
Fig. 3 is a kind of stifled cross-sectional view for eliminating unit of ice provided by the utility model;
Fig. 4 is the stifled another cross-sectional view for eliminating unit of ice provided by the utility model.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific implementation described herein Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of cancellation element that natural gas line ice is stifled, can effectively eliminate natural gas line Ice block up phenomenon, moreover, having the advantages that energy consumption is few.
With reference to Fig. 1, the stifled cancellation element of natural gas line ice includes Natural Gas Station heating pipe network and is mounted on every The stifled elimination unit 2 of ice outside the pressure regulator valve 1 of a natural gas pipeline 3;
The stifled unit 2 of eliminating of each ice includes upper housing 2.1, lower case 2.2 and heating unit 2.3;Upper housing 2.1 is under The opposite outside for being fastened on pressure regulator valve 1 and the natural gas pipeline 3 close to pressure regulator valve 1 of shell 2.2, and then by pressure regulator valve 1 And the cavity inside of upper housing 2.1 and the formation of lower case 2.2 is coated on close to the natural gas pipeline 3 of pressure regulator valve 1;Upper casing Body 2.1 and lower case 2.2 can be all made of stainless steel material;The application upper housing and lower case are fastened after seal request very Therefore annular groove can be arranged in the aperture position of upper housing in height, in aperture position setting and the annular groove pair of lower case The protrusion answered, is inserted into protrusion in groove, and sealing ring is arranged between protrusion and groove, to realize 2.1 He of upper housing The sealing of lower case 2.2.With reference to Fig. 2, after upper housing 2.1 and 2.2 opposing seal of lower case fasten to together, side passes through grab 2.4 fixed;
Upper housing 2.1 and 2.2 opposing seal of lower case fasten to and form shell afterwards together;The left and right side of shell is formed The circular through hole to match with the outer diameter of natural gas pipeline 3, so that natural gas pipeline 3 passes through shell;Also, in day When right gas gas pipeline 3 passes through circular through hole, sealing ring is also installed between circular through hole and the tube wall of natural gas pipeline, To guarantee sealing performance.
Pressure regulator valve 1 includes pressure regulation valve body 1.1 and the pressure regulation valve actuating mechanism 1.2 for adjusting pressure;Pressure regulator valve master Body 1.1 is coated on the inside of shell;One end of pressure regulation valve actuating mechanism 1.2 is connect with pressure regulation valve body 1.1, and pressure regulator valve executes The other end of mechanism 1.2 extends to the outside of shell by sealing ring hermetically passing shell;Pressure regulation valve actuating mechanism 1.2 and outer Sealing ring is equally installed to guarantee sealing performance in the position of shell phase contact.
The internal cavity of shell also installs heating unit 2.3;Heating unit 2.3 is used to be internally heated shell, from And the natural gas pipeline in shell is heated, it eliminates ice and blocks up phenomenon.
Enclosure interior installs heating unit 2.3;Heating unit 2.3 uses heating tube, and upper housing 2.1 has and heating tube The upper housing water inlet 2.1.1 of water inlet connection;Lower case 2.2 has the lower case water outlet being connected to the water outlet of heating tube 2.2.1。
Specifically two kinds of forms can be used in heating unit 2.3:
The first:
With reference to Fig. 3, heating unit 2.3, which is that the heating tube of the heating tube serpentine shaped of serpentine shaped is serpentine-like, to be set to naturally In the upper down space of gas gas pipeline 3.The advantages of such set-up mode are as follows: the heating tube of serpentine shaped can be set to independent Upper part coiled pipe and lower part coiled pipe, therefore, in assembly, it is only necessary to make the lower part outlet of part coiled pipe under The upper entrance of part coiled pipe is tightly connected, it can the heating tube of serpentine shaped is assembled to interior of shell, it is easy for installation.
Second:
With reference to Fig. 4, heating unit 2.3 is the heating tube of spiral in shape;The heating tube of spiral in shape is laterally arranged, day Right gas gas pipeline 3 is located at the shaft core position of the heating tube of spiral in shape;The advantages of such set-up mode are as follows: spiral in shape Heating tube be placed on the outside of natural gas pipeline 3 in the shape of a spiral completely, therefore, the heating of natural gas pipeline 3 is protected Warm efficiency is very high, and then effectively prevent the generation of the stifled phenomenon of ice.
Natural Gas Station heating pipe network includes multiple heat supply pipeline and multiple return pipes for return water for heating Road;The stifled upper housing water inlet 2.1.1 for eliminating unit 2 of ice is connected to by water inlet line with nearest heat supply pipeline, and then will be for The hot water of heat pipeline is introduced into the stifled heating unit 2.3 eliminated in unit 2 of ice;The stifled lower case water outlet for eliminating unit 2 of ice 2.2.1 it is connected to the stifled upper housing water inlet 2.1.1 for eliminating unit 2 of adjacent ice by aqueduct;Adjacent ice is stifled to be eliminated The lower case water outlet 2.2.1 of the unit 2 and stifled upper housing water inlet 2.1.1 for eliminating unit 2 of next adjacent ice passes through defeated Waterpipe connection;The stifled lower case water outlet 2.2.1 for eliminating unit 2 of the ice of least significant end passes through outlet conduit and nearest return pipe Road connection, is consequently formed heating cycle circuit.
It is the stifled unit 2 of eliminating of raising ice to the thermal insulation property of natural gas pipeline 3, it can be in upper housing 2.1 and lower casing The external of body 2.2 coats adiabator layer, such as foam or sponge etc..
In addition, as one very crucial innovation of the application, the seal cavity of upper housing 2.1 and the formation of lower case 2.2 Inside it is desiccant-filled.Desiccant is molecular sieve desiccant, magnesium sulfate desiccant or calcium sulfate desiccant.Therefore, for this The upper housing 2.1 provided and the shell that lower case 2.2 is formed are provided, adopted during being linked and packed with each component With sealing ring or sealing ring, to effectively increase the sealing performance of shell.Then, desiccant-filled in shell, a side The desiccant in face, filling has insulation effect to the intracorporal natural gas pipeline of shell;On the other hand, it adjusts and presses in pressure regulator valve 1 During power, the external air with certain humidity can be effectively prevent to enter enclosure interior and enter eventually into natural gas Thus the inside of gas pipeline 3 effectively prevents the generation that ice in natural gas pipeline 3 blocks up phenomenon.
This application involves each transfer pipelines arrived, can be all made of coating steel pipe realization.
The stifled cancellation element of natural gas line ice provided by the utility model, its working principle is that:
Due to being disposed with a large amount of Natural Gas Station heating pipe network in winter, by nearest Natural Gas Station Heating pipe network draws a branch and is connected to the stifled elimination unit 2 of ice, by the stifled unit 2 of eliminating of ice to close to the natural of pressure regulator valve 1 Gas gas pipeline 3 is kept the temperature, and anti-stagnant ice blocks up the generation of phenomenon;The stifled unit 2 of eliminating of multiple ice can connect, and final ice is stifled to be eliminated The water outlet of unit 2 is connected to the return pipe of Natural Gas Station heating pipe network, is achieved in and is recycled with water.
The stifled cancellation element of natural gas line ice provided by the utility model, has the advantage that
(1) hot water for directlying adopt the conveying of Natural Gas Station heating pipe network keeps the temperature natural gas line, to disappear Phenomenon is blocked up in deicing, and mounting arrangements process is simple, also, does not need to expend a large amount of electric energy, reduces cost;
(2) pressure regulator valve and neighbouring natural gas line are placed in a seal casinghousing, and are filled and done in seal casinghousing Drying prescription has further prevented the generation of the stifled phenomenon of ice in natural gas pipeline 3.
It (3), can using coiled pipe or helix tube form arrangement for the heating unit to natural gas line heating and thermal insulation Heating and thermal insulation effectively is carried out to natural gas line, heating and thermal insulation is high-efficient.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching should also regard the protection scope of the utility model.

Claims (3)

1. a kind of stifled cancellation element of natural gas line ice, which is characterized in that including Natural Gas Station heating pipe network and peace The ice external mounted in the pressure regulator valve (1) of each natural gas pipeline (3) is stifled to eliminate unit (2);
Stifled eliminate unit (2) of each ice include upper housing (2.1), lower case (2.2) and heating unit (2.3);It is described Upper housing (2.1) and the opposite day for being fastened on the pressure regulator valve (1) and close the pressure regulator valve (1) of the lower case (2.2) The outside of right gas gas pipeline (3), and then by the pressure regulator valve (1) and close to the natural gas transmission pipe of the pressure regulator valve (1) The cavity inside that road (3) is coated on the upper housing (2.1) and the lower case (2.2) is formed;The upper housing (2.1) and institute It states after lower case (2.2) opposing seal fastens to together, it is fixed that side passes through grab (2.4);
The upper housing (2.1) and the lower case (2.2) opposing seal fasten to and form shell afterwards together;A left side for the shell Side and right side form the circular through hole to match with the outer diameter of natural gas pipeline (3), so that natural gas pipeline (3) is worn Cross the shell;
The pressure regulator valve (1) includes pressure regulation valve body (1.1) and the pressure regulation valve actuating mechanism (1.2) for adjusting pressure;Institute State the inside that pressure regulation valve body (1.1) is coated on the shell;One end of the pressure regulation valve actuating mechanism (1.2) and the tune Valve body (1.1) connection, shell described in the other end hermetically passing of the pressure regulation valve actuating mechanism (1.2) and extend to described The outside of shell;
The internal cavity of the shell also installs the heating unit (2.3);The heating unit (2.3) is the confession of serpentine shaped The heating tube of heat pipe or spiral in shape;The heating tube of the serpentine shaped is serpentine-like to be set to the natural gas pipeline (3) in upper down space;The heating tube of the spiral in shape is laterally arranged, and the natural gas pipeline (3) is located at described The shaft core position of the heating tube of spiral in shape;
The upper housing (2.1) has the upper housing water inlet (2.1.1) being connected to the water inlet of the heating tube;The lower casing Body (2.2) has the lower case water outlet (2.2.1) being connected to the water outlet of the heating tube;
Natural Gas Station heating pipe network includes multiple heat supply pipeline and multiple water return pipelines for return water for heating;Institute It states the stifled upper housing water inlet (2.1.1) for eliminating unit (2) of ice to be connected to by water inlet line with nearest heat supply pipeline, and then will The hot water of heat supply pipeline is introduced into the stifled heating unit (2.3) eliminated in unit (2) of the ice;The ice is stifled to eliminate unit (2) Lower case water outlet (2.2.1) and the stifled upper housing water inlet (2.1.1) for eliminating unit (2) of adjacent ice pass through aqueduct Connection;The stifled lower case water outlet (2.2.1) for eliminating unit (2) of adjacent ice and stifled elimination unit (2) of next adjacent ice Upper housing water inlet (2.1.1) pass through aqueduct be connected to;The stifled lower case water outlet for eliminating unit (2) of the ice of least significant end (2.2.1) is connected to by outlet conduit with nearest water return pipeline, and heating cycle circuit is consequently formed;
The inside for the seal cavity that the upper housing (2.1) and the lower case (2.2) are formed is desiccant-filled.
2. the stifled cancellation element of natural gas line ice according to claim 1, which is characterized in that the upper housing (2.1) External with the lower case (2.2) coats adiabator layer.
3. the stifled cancellation element of natural gas line ice according to claim 1, which is characterized in that the desiccant is molecule Sieve desiccant, magnesium sulfate desiccant or calcium sulfate desiccant.
CN201821456966.6U 2018-09-06 2018-09-06 The stifled cancellation element of natural gas line ice Expired - Fee Related CN208735098U (en)

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CN201821456966.6U CN208735098U (en) 2018-09-06 2018-09-06 The stifled cancellation element of natural gas line ice

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111255974A (en) * 2020-03-10 2020-06-09 宁波乏迩智能科技有限公司 Pipeline heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111255974A (en) * 2020-03-10 2020-06-09 宁波乏迩智能科技有限公司 Pipeline heater

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190412

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