CN212406792U - Prevent frozen structure of gas pipeline - Google Patents

Abstract

The utility model discloses a prevent frozen structure of gas pipeline, including gas pipeline, diaphragm pump, hot-water tank, hot-water line, lateral conduit, cold water pipeline and cold water pool, the input of diaphragm pump with the hot-water tank intercommunication, the output of diaphragm pump is connected hot-water line's input, hot-water line's output and multichannel lateral conduit input are connected, the lateral conduit is around establishing on the gas pipeline, the input of lateral conduit with cold water line's output intercommunication, cold water line's output with the cold water pool intercommunication. The utility model has the advantages that the hot water in the branch pipeline provides heat for the gas pipeline, thereby preventing the accumulated water in the gas pipeline from freezing and blocking, ensuring the normal operation of the gas extraction system, improving the gas extraction effect and preventing the safety accidents caused by the underground gas blocking; and cold water is collected in a centralized manner through the cold water pool, so that the waste of water sources is prevented.

Description

Prevent frozen structure of gas pipeline

Technical Field

The utility model relates to a gas pipeline technical field specifically is a prevent frozen structure of gas pipeline.

Background

The coal mine gas extraction is to drill a coal seam and a gas gathering area, connect a drill hole on a special pipeline, and extract gas in the coal seam and a goaf to the ground by using extraction equipment for utilization; or into the total return air flow.

The extracted gas not only is an important measure for reducing the gas emission amount in the mining process, preventing the gas from exceeding the limit and accumulating and preventing gas explosion and coal and gas outburst accidents, but also can change harm into benefit and be developed and utilized as the coal associated resource.

A large amount of condensed water can be generated when a pipeline in gas extraction generally encounters cold air, particularly, when the pipeline is extracted in winter, the condensed water is often frozen in a gas extraction pipeline on the ground, ice blocks cannot be timely discharged, the gas extraction pipeline is blocked, the extraction effect is poor, an underground extraction system is abnormal, gas on a working face and a production site is increased, and normal underground production is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: the utility model provides a structure of preventing gas pipeline that improves and take out and adopt effect to solve the inside comdenstion water of current gas pipeline and freeze easily and lead to taking out the not good problem of effect of adopting.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a prevent gas pipeline structure that freezes, includes gas pipeline, diaphragm pump, hot-water tank, hot-water pipeline, lateral conduit, cold water pipeline and cold water tank, the input of diaphragm pump with the hot-water tank intercommunication, the output of diaphragm pump is connected the input of hot-water pipeline, the output and the multichannel lateral conduit input of hot-water pipeline are connected, the lateral conduit is around establishing on the gas pipeline, the input of lateral conduit with the output intercommunication of cold water pipeline, the output of cold water pipeline with the cold water tank intercommunication.

Hot water in the hot water tank is conveyed into the branch pipeline through the diaphragm pump, heat is provided for the gas pipeline, the gas pipeline is heated, accumulated water in the gas pipeline is prevented from being frozen and blocked, the gas extraction system is enabled to normally operate, the gas extraction effect is improved, and safety accidents caused by underground gas blockage are prevented; and hot water in the branch pipeline is cooled after passing through the gas pipeline and flows to the cold water pipeline, and finally enters the cold water pool for centralized collection, so that the waste of a water source is prevented.

Preferably, the branch pipe is wrapped on the gas pipe by a film.

Preferably, heat insulation cotton is wrapped between the branch pipeline and the film to prevent heat in the branch pipeline from being dissipated.

Preferably, the gas pipeline is further connected with a water drain pipe, and a first water drain valve is arranged on the water drain pipe.

Preferably, the drain pipe is further provided with a liquid level meter for observing the height of the water level in the drain pipe when accumulated water is drained, so that gas leakage following after the accumulated water is completely drained is prevented, and the gas extraction effect is prevented from being influenced.

Preferably, all be equipped with the second valve that drains on hot water pipeline and the cold water pipeline, prevent that the phenomenon of freezing appears in the unable discharge of ponding in hot water pipeline, cold water pipeline and the branch road pipeline, influence the later stage and provide the heat of gas pipeline.

Preferably, the hot water pipeline still connects the air compressor machine, prevents that the phenomenon of freezing appears in the unable discharge of hot water pipeline, cold water pipeline and branch road pipeline interior ponding, influences the heat of later stage to the gas pipeline and provides.

Preferably, the branch conduit is a PVC hose.

Preferably, the branch conduit is 5-way.

Preferably, the diaphragm pump is a type 350 diaphragm pump.

Compared with the prior art, the beneficial effects of the utility model are that:

1. hot water in the hot water tank is conveyed into the branch pipeline through the diaphragm pump, heat is provided for the gas pipeline, the gas pipeline is heated, accumulated water in the gas pipeline is prevented from being frozen and blocked, the gas extraction system is enabled to normally operate, the gas extraction effect is improved, and safety accidents caused by underground gas blockage are prevented; and hot water in the branch pipeline is cooled after passing through the gas pipeline and flows to the cold water pipeline, and finally enters the cold water pool for centralized collection, so that the waste of a water source is prevented.

2. Through the arrangement of the drain pipe and the liquid level meter, the water level height in the drain pipe is observed when accumulated water is drained, and the gas is prevented from being leaked along with the accumulated water after the accumulated water is completely drained, so that the gas extraction effect is not influenced.

3. Through the second valve that drains or open the setting of air compressor machine, can discharge the ponding in hot water pipeline, cold water pipeline and the branch road pipeline, when preventing that the diaphragm pump from damaging or maintaining appear the unable discharge of ponding in hot water pipeline, cold water pipeline and the branch road pipeline and the phenomenon of freezing appears, influences the heat of later stage to the gas pipeline and provides.

Drawings

Fig. 1 is a schematic structural view of a gas pipeline icing prevention structure according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of a gas pipeline according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a second embodiment of the present invention;

fig. 4 is a schematic structural diagram of a third embodiment of the present invention.

Detailed Description

In order to facilitate the understanding of the technical solutions of the present invention by those skilled in the art, the technical solutions of the present invention will now be further described with reference to the drawings attached to the specification.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless explicitly stated or limited otherwise, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Example one

Referring to fig. 1, the embodiment discloses a structure for preventing a gas pipeline from being frozen, which includes a gas pipeline 1, a diaphragm pump 2, a hot water tank 3, a hot water pipeline 4, a branch pipeline 5, a cold water pipeline 6 and a cold water tank 7, wherein an input end of the diaphragm pump 2 is communicated with the hot water tank 3, an output end of the diaphragm pump 2 is connected with an input end of the hot water pipeline 4, and an output end of the hot water pipeline 4 is connected with an input end of a multi-path branch pipeline 5; the branch pipeline 5 is wound on the gas pipeline 1, the output end of the branch pipeline 5 is communicated with the cold water pipeline 6, and the output end of the cold water pipeline 6 is communicated with the cold water pool 7. Hot water in the hot water pool 3 is conveyed into the branch pipeline 5 through the diaphragm pump 2, heat is provided for the gas pipeline 1, the temperature of the gas pipeline 1 is increased, accumulated water in the gas pipeline 1 is prevented from being frozen and blocked, the extraction system is enabled to normally operate, the gas extraction effect is improved, and safety accidents caused by underground gas blockage are prevented; and the hot water in the branch pipeline 5 is cooled after passing through the gas pipeline 1 and flows to the cold water pipeline 6, and finally enters the cold water pool 7 to be collected in a centralized manner, so that the waste of water sources is prevented.

The gas pipeline 1 is further connected with a water drain pipe 11, a first water drain valve 102 is arranged on the water drain pipe 101 and used for discharging accumulated water in the gas pipeline 1, and further a liquid level meter 103 is further arranged on the water drain pipe at the upper end of the first water drain valve 12 and used for observing the height of the water level in the water drain pipe 11 when accumulated water is drained, so that gas is prevented from leaking along with the water after accumulated water is completely drained, and the gas extraction effect is influenced.

Referring to fig. 2, the branch pipe 5 is wrapped on the gas pipe 1 by a film 8 to prevent the branch pipe 5 from loosening and affecting the sleeving of the branch pipe 5 on the gas pipe 1,

furthermore, heat insulation cotton 9 is wrapped between the branch pipeline 5 and the film 8, so that heat in the branch pipeline 5 is prevented from being dissipated.

Further, the diaphragm pump is a 350 type diaphragm pump.

The working principle of the embodiment is as follows: the diaphragm pump 2 is started, hot water in the hot water pool 3 is conveyed into the branch pipeline 5 through the hot water pipeline 4, and the branch pipeline 5 is wound on the gas pipeline 1, so that heat is provided for the gas pipeline 1, the gas pipeline is heated, accumulated water in the gas pipeline 1 is prevented from being frozen and blocked, an extraction system is enabled to normally operate, the gas extraction effect is improved, and safety accidents caused by underground gas blockage are prevented; and the hot water in the branch pipeline 5 is cooled after passing through the gas pipeline 1 and flows to the cold water pipeline 6, and finally enters the cold water pool 7 to be collected in a centralized manner, so that the waste of water sources is prevented.

Example two

Referring to fig. 3, in this embodiment, on the basis of the first embodiment, the hot water pipe 4 and the cold water pipe 6 are both provided with the second water drain valve 10, so as to prevent the icing phenomenon caused by the fact that accumulated water in the hot water pipe 4, the cold water pipe 6 and the branch pipe 5 cannot be drained when the diaphragm pump 2 is damaged or maintained, and influence on the heat supply to the gas pipe 1 in the later period.

EXAMPLE III

Referring to fig. 4, on this embodiment and the basis of embodiment one, hot water pipeline 4 still connects air compressor machine 11, can discharge the ponding in hot water pipeline 4, cold water pipeline 6 and the branch road pipeline 5 through opening air compressor machine 11, when preventing that damage or maintenance from appearing in diaphragm pump 2 the ponding can not be discharged and the phenomenon of freezing appears in hot water pipeline 4, cold water pipeline 6 and the branch road pipeline 5, influences the heat that the later stage was provided gas pipeline 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

The above embodiments only show the embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements all belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a prevent frozen structure of gas pipeline which characterized in that: including gas pipeline, diaphragm pump, hot-water tank, hot-water line, lateral conduit, cold water pipeline and cold water pool, the input of diaphragm pump with the hot-water tank intercommunication, the output of diaphragm pump is connected the input of hot-water line, the output and the multichannel lateral conduit input of hot-water line are connected, the lateral conduit is around establishing on the gas pipeline, the input of lateral conduit with the output intercommunication of cold water pipeline, the output of cold water pipeline with the cold water pool intercommunication.

2. The gas pipeline icing preventing structure according to claim 1, wherein: the branch pipeline is wrapped on the gas pipeline through a film.

3. The gas pipeline icing preventing structure according to claim 2, wherein: and heat insulation cotton is wrapped between the branch pipeline and the film.

4. The gas pipeline icing preventing structure according to claim 1, wherein: the gas pipeline is further connected with a water drain pipe, and a first water drain valve is arranged on the water drain pipe.

5. The gas pipeline icing preventing structure according to claim 4, wherein: and a liquid level meter is also arranged on the water discharge pipe.

6. The gas pipeline icing preventing structure according to claim 1, wherein: and the hot water pipeline and the cold water pipeline are both provided with second water drain valves.

7. The gas pipeline icing preventing structure according to claim 1, wherein: the hot water pipeline is also connected with an air compressor.

8. The gas pipeline icing preventing structure according to claim 1, wherein: the branch pipeline is a PVC hose.

9. The gas pipeline icing preventing structure according to claim 1, wherein: the branch pipeline is 5 ways.

10. The gas pipeline icing preventing structure according to claim 1, wherein: the diaphragm pump is a 350-type diaphragm pump.

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