CN210687249U - Pipeline protection device for natural gas exploitation - Google Patents

Pipeline protection device for natural gas exploitation Download PDF

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Publication number
CN210687249U
CN210687249U CN201921512967.2U CN201921512967U CN210687249U CN 210687249 U CN210687249 U CN 210687249U CN 201921512967 U CN201921512967 U CN 201921512967U CN 210687249 U CN210687249 U CN 210687249U
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arc
natural gas
pipeline
protection device
pad
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CN201921512967.2U
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Chinese (zh)
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郭丽姗
张航
王文君
曹莉洁
刘伟
韩炜
邱斌
董刚
王婷
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Abstract

The utility model relates to a natural gas opens and adopts pipeline protection device belongs to natural gas technical field, including the protection frame, the middle welding of protection frame has the backup pad, the welding has arc protecting crust in the middle of the backup pad, there is the steel sheet backup pad top through bolted connection, and arc protecting crust both ends link to each other with the steel sheet through the welding, the inside decompression pad that is provided with of arc protecting crust, and decompression pad inboard are provided with arc damping rubber circle, the outer tube is installed to arc damping rubber circle inboard, and the fixed cover is installed at the both ends of outer tube. The utility model discloses in be provided with the protection frame through the pipeline, the centre of protection frame is provided with two backup pads, and the welding has the arc protecting crust in the middle of the backup pad, and the inside decompression pad that is provided with of arc protecting crust, decompression pad inboard are provided with arc damping rubber circle, alleviate the pipeline vibrations that various reasons caused, and then avoid the flange joint to become invalid, natural gas leaks.

Description

Pipeline protection device for natural gas exploitation
Technical Field
The utility model relates to a natural gas technology field, concretely relates to pipeline protection device is adopted in natural gas exploitation.
Background
Natural gas is trapped in underground porous rock formations, including oil field gas, gas field gas, coal bed gas, mud volcanic gas, biogenic gas and the like, and a small amount of natural gas is also released from coal beds, and is a high-quality fuel and chemical raw material. The natural gas is adopted as energy, so that the consumption of coal and petroleum can be reduced, and the problem of environmental pollution is greatly improved; the natural gas is used as a clean energy, the emission of sulfur dioxide, carbon dioxide, nitrogen oxide and dust is greatly reduced, the formation of acid rain is reduced, the global greenhouse effect is relieved, and the environmental quality is fundamentally improved. The natural gas is clean gas, the supply is stable, and the air quality can be improved.
In the current society, natural gas has wide application, is closely related to the life of people, not only improves the environmental air quality, but also drives the regional economy to develop rapidly. The existing natural gas pipeline protection device ignores the damage of the natural gas pipeline caused by vibration caused by various factors.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes at least one kind defect among the prior art, provides a pipeline protection device is adopted in natural gas exploitation.
In order to realize the technical scheme, the utility model discloses a following technical scheme:
the utility model provides a pipeline protection device is adopted in natural gas division, includes the protection frame, the middle welding of protection frame has the backup pad, the welding has the arc protecting crust in the middle of the backup pad, there is the steel sheet backup pad top through bolted connection, and arc protecting crust both ends link to each other with the steel sheet through the welding, the inside decompression pad that is provided with of arc protecting crust, and decompression pad inboard are provided with arc damping rubber circle, the outer tube is installed to arc damping rubber circle inboard, and the both ends of outer tube install fixed cover, two the both sides of fixed cover all are provided with the mounting pad, and two mounting pads pass through bolted connection with fixed cover, and arc support frame is installed to the.
Preferably, one end of the outer pipe is provided with a vent valve.
Preferably, a sealing gasket is arranged inside the fixing sleeve.
Preferably, the surface of the outer pipe is provided with a layer of heat insulation pipe.
Preferably, the base is welded at the bottom of the arc-shaped support frame.
Preferably, the outer side of the outer pipe is provided with an anti-corrosion film.
Preferably, the inside of outer tube is provided with flexible layer, and flexible layer's inside is provided with the tensile strength layer, and the inside on tensile strength layer is provided with the inner tube, and the inner tube is inside to be equipped with the anticorrosive coating.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a pair of pipeline protection device is adopted in natural gas division is provided with the protection frame through the pipeline, and the centre of protection frame is provided with the backup pad, and the welding has the arc protecting crust in the middle of the backup pad, and the inside decompression pad that is provided with of arc protecting crust, decompression pad inboard are provided with arc damping rubber circle, alleviate the pipeline vibrations that various reasons caused, and then avoid the flange joint to become invalid, and natural gas leaks.
2. The utility model provides a pair of pipeline protection device is adopted in natural gas exploitation, there is one deck thermal insulation pipe through outer tube surface mounting, is the first protective layer of pipeline, and thermal insulation pipe adopts thermal insulation material to make, can effectively reduce the loss of pipeline expend with heat and contract with cold.
3. The utility model provides a pair of pipeline protection device is adopted in natural gas division, the outer tube outside is equipped with the anticorrosive coating, the inside of outer tube is provided with the flexible layer, the inside on flexible layer is provided with the tensile strength layer, the inside on tensile strength layer is provided with the inner tube, the inside anticorrosive coating that is equipped with of inner tube, the outer tube anticorrosive coating reduces the corruption that factors such as environment caused to the pipeline, the flexible layer can protect the pipeline can not lead to the pipeline to warp impaired etc. because of the extrusion collision of external equipment to the pipeline in the exploitation work progress, the tensile strength layer can protect the safety of pipeline under the great pulling force condition of pipeline external action in the use, can not be impaired because of the pulling force, the effective protection pipeline of inner tube anticorrosive coating, especially hydrogen sulfide etc. that smugglies secretly in the natural.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a pipeline protection device for natural gas production according to the present invention;
fig. 2 is a schematic structural view of a protection frame of a pipeline protection device for natural gas production according to the present invention;
FIG. 3 is a schematic structural view of an arc-shaped support frame of the pipeline protection device for natural gas extraction according to the present invention;
FIG. 4 is a schematic side view of a protective frame of a pipeline protection device for natural gas production according to the present invention;
fig. 5 is a schematic structural diagram of a pipeline protection device for natural gas exploitation according to embodiment 2 of the present invention.
In the figure: the device comprises a vent valve 1, a sealing gasket 2, an outer pipe 3, a protective frame 4, a heat insulating pipe 5, an arc-shaped support frame 6, a fixed sleeve 7, a mounting pad 8, a base 9, an arc-shaped protective shell 10, an arc-shaped damping rubber ring 11, a support plate 12, a decompression pad 13, an inner pipe 14, an anticorrosive film 15, a flexible layer 16, a tensile strength layer 17, an anticorrosive layer 18 and a steel plate 19.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
Referring to fig. 1-4, a pipeline protection device is adopted in natural gas exploitation, including protection frame 4, the welding has backup pad 12 in the middle of protection frame 4, the welding has arc protecting crust 10 in the middle of backup pad 12, there is steel sheet 19 backup pad 12 top through bolted connection, arc protecting crust 10 both ends link to each other with steel sheet 19 through the welding, arc protecting crust 10 is inside to be provided with decompression pad 13, decompression pad 13 inboard is provided with arc damping rubber circle 11, outer tube 3 is installed to arc damping rubber circle 11 inboard, fixed cover 7 is installed at the both ends of outer tube 3, the both sides of two fixed covers 7 all are provided with mounting pad 8, two mounting pads 8 pass through bolted connection with fixed cover 7, arc support frame 6 is installed to outer tube 3 bottom.
The utility model discloses in, 3 one ends of outer tube are provided with atmospheric valve 1, will have the pressured natural gas, and perhaps emergency falls through its emission in the inoperative, avoid taking place other accidents.
The sealing gasket 2 is arranged in the fixing sleeve 7, and the sealing gasket 2 is made of a sealing gasket material with good plasticity, good elasticity, good corrosion resistance and good temperature and pressure resistance.
The surface of the outer pipe 3 is provided with a layer of thermal insulation pipe 5, the thermal insulation pipe 5 is made of thermal insulation materials, and the damage of expansion with heat and contraction with cold to the pipeline can be effectively reduced.
The base is welded at the bottom of the arc-shaped support frame 6, the ground stress area is large, and the arc-shaped support frame is more stable.
The outer side of the outer pipe 3 is provided with an anti-corrosion film 15, and the anti-corrosion film 15 reduces corrosion of the pipeline caused by factors such as environment and the like.
The utility model discloses a theory of operation: welding has arc protecting crust 10 in the middle of through backup pad 12, the inside decompression pad 13 that is provided with of arc protecting crust 10, decompression pad 13 inboard is provided with arc damping rubber circle 11, outer tube 3 is installed to arc damping rubber circle 11 inboard, two backup pads 12 pass through bolt fixed connection, make arc protecting crust 10 form a cavity about, fixed pipeline, decompression pad alleviates the pressure of pipeline vibrations to arc protecting crust 10, the damping rubber circle has good shock attenuation, give sound insulation and shock-absorbing capacity, alleviate the pipeline vibrations that various reasons caused, and then avoid flange joint to become invalid, natural gas leaks, outer tube 3 bottom is provided with ARC support frame 6, be used for supporting the pipeline, it is big to avoid pipeline vibrations range, damage protecting frame.
Example 2
Referring to fig. 5, in the pipeline protection device for natural gas production, further, a flexible layer 16 is disposed inside the outer pipe 3, a tensile strength layer 17 is disposed inside the flexible layer 16, an inner pipe 14 is disposed inside the tensile strength layer 17, and an anti-corrosion layer 18 is disposed inside the inner pipe 14.
The utility model discloses a theory of operation: the flexible layer 16 can protect the pipeline can not lead to pipeline deformation impaired etc. because of the extrusion collision of external equipment to the pipeline in the exploitation work progress, and the tensile strength layer 17 can protect the safety of pipeline under the great pulling force condition of pipeline external action in the use, can not be impaired because of the pulling force, and the anticorrosive coating 18 of inner tube 14 effectively protects the pipeline, especially hydrogen sulfide etc. that smugglies secretly in the natural gas transportation to the injury of pipeline.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A pipeline protection device for natural gas exploitation comprises a protection frame (4), a support plate (12) is arranged in the middle of the protection frame (4), it is characterized in that an arc-shaped protective shell (10) is welded in the middle of the supporting plate (12), a steel plate (19) is connected above the supporting plate (12) through a bolt, two ends of the arc-shaped protective shell (10) are connected with the steel plate (19) through welding, a decompression pad (13) is arranged in the arc-shaped protective shell (10), an arc-shaped damping rubber ring (11) is arranged on the inner side of the pressure reducing pad (13), an outer pipe (3) is arranged on the inner side of the arc-shaped damping rubber ring (11), fixing sleeves (7) are arranged at the two ends of the outer pipe (3), mounting pads (8) are arranged at the two sides of the two fixing sleeves (7), and the two mounting pads (8) are connected with the fixed sleeve (7) through bolts, and the bottom of the outer tube (3) is provided with an arc-shaped support frame (6).
2. A natural gas exploitation pipeline protection device according to claim 1, characterized in that an end of the outer pipe (3) is provided with a blow-down valve (1).
3. A natural gas production pipeline protector according to claim 2, characterized in that the inside of the said cover (7) is provided with a sealing gasket (2).
4. A natural gas production pipeline protecting device according to claim 3, wherein a layer of heat insulating pipe (5) is installed outside the outer pipe (3).
5. A natural gas exploitation pipeline protection device according to claim 4, characterized in that a base (9) is welded to the bottom of the arc-shaped support frame (6).
6. A natural gas exploitation pipeline protection device according to claim 5, characterized in that the outer side of the outer pipe (3) is provided with an anti-corrosion film (15).
7. The pipeline protection device for natural gas exploitation according to claim 6, wherein a flexible layer (16) is arranged inside the outer pipe (3), a tensile strength layer (17) is arranged inside the flexible layer (16), an inner pipe (14) is arranged inside the tensile strength layer (17), and an anti-corrosion layer (18) is arranged inside the inner pipe (14).
CN201921512967.2U 2019-09-12 2019-09-12 Pipeline protection device for natural gas exploitation Active CN210687249U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921512967.2U CN210687249U (en) 2019-09-12 2019-09-12 Pipeline protection device for natural gas exploitation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921512967.2U CN210687249U (en) 2019-09-12 2019-09-12 Pipeline protection device for natural gas exploitation

Publications (1)

Publication Number Publication Date
CN210687249U true CN210687249U (en) 2020-06-05

Family

ID=70883843

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921512967.2U Active CN210687249U (en) 2019-09-12 2019-09-12 Pipeline protection device for natural gas exploitation

Country Status (1)

Country Link
CN (1) CN210687249U (en)

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