CN210950237U

CN210950237U - Oil transportation pipeline for oil refinery

Info

Publication number: CN210950237U
Application number: CN201921995444.8U
Authority: CN
Inventors: 王燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-07
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to a fluid transportation pipeline that oil refinery used, including the pipeline body, the pipeline body comprises nonrust steel pipe, heat preservation, fire-retardant layer, the anticorrosive coating that sets up from inside to outside in proper order, the enamel layer in nonrust steel pipe inner wall scribbling is equipped with, interior ceramic layer inboard is equipped with the oil conveying chamber, be provided with the water conveying chamber between nonrust steel pipe, the heat preservation, water conveying chamber top intercommunication has the inlet tube, inlet tube top fixedly connected with water supply connector, water conveying chamber bottom intercommunication has the outlet pipe, outlet pipe bottom fixedly connected with water supply connector, both ends are equipped with first flange, second flange respectively about the pipeline body, and overall structure is convenient to connect, has better anticorrosive function, conveniently lets in hot water simultaneously and heats, has effectively improved the life of transportation pipeline.

Description

Oil transportation pipeline for oil refinery

Technical Field

The utility model relates to a fluid transportation pipeline that oil refinery used belongs to the refining equipment field.

Background

Petroleum is a fluid mineral buried deeply underground, firstly, oily liquid mineral generated in nature is called petroleum, combustible gas is called natural gas, and solid combustible oily mineral is called asphalt, with the further research on the minerals, the petroleum is realized to belong to hydrocarbon compounds in composition, and is mutually connected in cause, so the petroleum is called petroleum in general, the petroleum is a complex mixture consisting of gaseous, liquid and solid hydrocarbon compounds existing in nature and a small amount of impurities, so the petroleum extraction also comprises natural gas extraction, the pipeline of the existing petroleum in the transportation process is easy to crack due to the influence of environmental temperature, the pipeline is easy to crack during winter transportation, accidents are caused, and therefore, enough temperature is needed for maintaining the pipeline, and the corrosion resistance of the existing petroleum pipeline is insufficient, so the service life is short.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model overcomes current defect, provides a fluid transportation pipeline that oil refinery used, conveniently connects, has better anticorrosive function, conveniently lets in hot water simultaneously and heats, has effectively improved the life of transportation pipeline, can effectively solve the problem in the background art.

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

the utility model provides a fluid transportation pipeline that oil refinery used, includes the pipeline body, the pipeline body comprises nonrust steel pipe, heat preservation, fire-retardant layer, the anticorrosive coating that sets up from inside to outside in proper order, nonrust steel pipe inner wall is scribbled and is equipped with interior ceramic layer, interior ceramic layer inboard is equipped with the oil delivery chamber, be provided with the water delivery chamber between nonrust steel pipe, the heat preservation, water delivery chamber top intercommunication has the inlet tube, inlet tube top fixedly connected with water supply connector, water delivery chamber bottom intercommunication has the outlet pipe, outlet pipe bottom fixedly connected with water supply connector, both ends are equipped with first flange, second flange respectively about the pipeline body.

Further, the stainless steel pipe is a seamless stainless steel pipe.

Further, the heat-insulating layer is a rock wool heat-insulating layer, and the inner surface of the heat-insulating layer is coated with waterproof paint.

Further, the anticorrosive coating is made of an anticorrosive rubber material, and the surface of the anticorrosive coating is coated with an anticorrosive coating.

Furthermore, the water inlet pipe and the water outlet pipe penetrate through the anti-corrosion layer, the flame-retardant layer and the heat-insulating layer to be communicated with the water delivery cavity.

Further, the outer wall of the stainless steel pipe is coated with a galvanized coating.

The utility model discloses beneficial effect: the utility model provides a fluid transportation pipeline that oil refinery used, pass through the bolt with first flange when using, the second flange is connected, thereby couple together fluid transportation pipeline, through water supply connector, the inlet tube passes through hot water in the water delivery intracavity, utilize the fluid of nonrust steel pipe and oil delivery intracavity to carry out the heat exchange, can effectively heat the oil delivery chamber, be convenient for carry out the oil delivery at cold weather, through the anticorrosive coating that sets up, fire-retardant layer can effectively play fire-retardant anticorrosive effect to oil pipeline, the life of oil pipeline has effectively been improved.

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.

Fig. 1 is a cross-sectional structure view of a fluid transportation pipeline used in an oil refinery.

Fig. 2 is the utility model relates to a fluid transportation pipeline appearance structure chart that oil refinery used.

Fig. 3 is a structure view of the oil transportation pipeline used in the oil refinery.

Reference numbers in the figures: 1. a pipeline body; 2. a heat-insulating layer; 3. a flame retardant layer; 4. an anticorrosive layer; 5. a water delivery cavity; 6. an inner ceramic layer; 7. an oil conveying cavity; 8. a water inlet pipe; 9. a water inlet joint; 10. a stainless steel tube; 11. a water outlet pipe; 12. a water outlet joint; 13. a first connecting flange; 14. a second connecting flange; 15. And sealing the rubber gasket.

Detailed Description

The present invention will be further described with reference to the following embodiments, wherein the drawings are for illustrative purposes only and are not intended to be limiting, and in order to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced and do not represent the size of an actual product.

Example 1

As shown in fig. 1-3, an oil transportation pipeline for oil refineries, including pipeline body 1, pipeline body 1 comprises stainless steel pipe 10, heat preservation 2, fire-retardant layer 3, anticorrosive coating 4 that set up from inside to outside in proper order, ceramic layer 6 in stainless steel pipe 10 inner wall is scribbled, interior ceramic layer 6 inboard is equipped with oil delivery chamber 7, be provided with water delivery chamber 5 between stainless steel pipe 10, the heat preservation 2, water delivery chamber 5 top intercommunication has

inlet tube

8, 8 top fixedly connected with water supply connector 9 of inlet tube, 5 bottom intercommunications in water delivery chamber have

outlet pipe

11, 11 bottom fixedly connected with water connectors 12 of outlet pipe, both ends are equipped with first flange 13, second flange 14 respectively about pipeline body 1.

In the present embodiment, the stainless steel tube 10 is provided as a seamless stainless steel tube.

In this embodiment, the heat preservation layer 2 is set as a rock wool heat preservation layer, and the inner surface of the heat preservation layer 2 is coated with waterproof paint.

In this embodiment, anticorrosive coating 4 comprises anticorrosive rubber material, just anticorrosive coating is scribbled on anticorrosive coating 4 surface, has improved corrosion protection.

In this embodiment, the water inlet pipe 8 and the water outlet pipe 11 both penetrate through the anti-corrosion layer 4, the flame-retardant layer 3 and the heat-insulating layer 2 to be communicated with the water delivery cavity 5.

In this embodiment, the outer wall of the stainless steel pipe 10 is further coated with a zinc coating, so that the corrosion is effectively reduced.

Example 2

When connecting adjacent oil pipeline, only need get up first flange 13, second flange 14 with bolt fixed connection, simultaneously in order to guarantee the leakproofness, set up sealed rubber pad 15 between first flange 13, second flange 14 and can realize oil pipeline's connection, easy to assemble connects.

The utility model discloses improve in: the utility model provides an fluid transportation pipeline that oil refinery used, pass through the bolt with first flange 13 when using, second flange 14 is connected, thereby couple together fluid transportation pipeline, through water supply connector 9, inlet tube 8 passes through hot water in the water delivery chamber 5, utilize the fluid of nonrust steel pipe 10 in with oil delivery chamber 7 to carry out the heat exchange, can effectively heat oil delivery chamber 7, be convenient for carry out the oil delivery in cold weather, through anticorrosive coating 4 that sets up, fire-retardant layer 3 can effectively play fire-retardant anticorrosive effect to defeated oil pipeline, the life of defeated oil pipeline has effectively been improved.

The foregoing is an embodiment of the preferred embodiment of the present invention, showing and describing the basic principles and main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, and the foregoing embodiments and descriptions are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides an oil transportation pipeline that oil refinery used, includes pipeline body (1), its characterized in that: pipeline body (1) comprises stainless steel pipe (10), heat preservation (2), fire-retardant layer (3), anticorrosive coating (4) that set up from inside to outside in proper order, ceramic layer (6) in being scribbled from stainless steel pipe (10) inner wall, interior ceramic layer (6) inboard is equipped with defeated oil chamber (7), be provided with water delivery chamber (5) between stainless steel pipe (10), heat preservation (2), water delivery chamber (5) top intercommunication has inlet tube (8), inlet tube (8) top fixedly connected with water supply connector (9), water delivery chamber (5) bottom intercommunication has outlet pipe (11), outlet pipe (11) bottom fixedly connected with water supply connector (12), both ends are equipped with first flange (13), second flange (14) respectively about pipeline body (1).

2. An oil transportation pipeline for an oil refinery according to claim 1, characterized in that: the stainless steel tube (10) is a seamless stainless steel tube.

3. An oil transportation pipeline for an oil refinery according to claim 1, characterized in that: the heat preservation layer (2) is a rock wool heat preservation layer, and the inner surface of the heat preservation layer (2) is coated with waterproof paint.

4. An oil transportation pipeline for an oil refinery according to claim 1, characterized in that: anticorrosive coating (4) comprise anticorrosive rubber material, just anticorrosive coating (4) surface scribbles anticorrosive coating.

5. An oil transportation pipeline for an oil refinery according to claim 1, characterized in that: the water inlet pipe (8) and the water outlet pipe (11) penetrate through the anti-corrosion layer (4), the flame-retardant layer (3) and the heat-preservation layer (2) to be communicated with the water delivery cavity (5).

6. An oil transportation pipeline for an oil refinery according to claim 1, characterized in that: the outer wall of the stainless steel pipe (10) is further coated with a galvanized coating.