CN208935656U - A kind of petroleum pipeline structure with anti-corrosion effect - Google Patents

Abstract

The utility model relates to petroleum technology fields, specially a kind of petroleum pipeline structure with anti-corrosion effect, a kind of petroleum pipeline structure with anti-corrosion effect, including inner tube and heat block, heat block be provided at least three and equidistantly distributed on the inside of inner tube, and heat block is fixedly connected with inner tube, heat block front end is uniformly provided with the communication port of several circulation petroleum, and heat block lower end is provided with the notch for preventing petroleum from precipitating, heat block right end is electrically connected with cable, this kind has the petroleum pipeline structure of anti-corrosion effect, the petroleum in pipeline can be heated by heat block, and then the viscosity of petroleum in pipeline can be effectively reduced, to increase the mobility of petroleum, prevent that petroleum is excessively sticky and influences the normal conveying of petroleum, so as to improve the transfer efficiency of petroleum, it is easy to stick on tube wall to solve petroleum, it makes The problem of at line clogging.

Description

A kind of petroleum pipeline structure with anti-corrosion effect

Technical field

The utility model relates to petroleum technology field, specially a kind of petroleum pipeline structure with anti-corrosion effect.

Background technique

Petroleum, one of main object of geological prospecting are a kind of sticky, dark brown liquid, referred to as " industrial blood Liquid ".There are petroleum storage in upper crustal some areas.Main component is the mixture of various alkane, cycloalkane, aromatic hydrocarbon, petroleum There is biogenic deposit to become oil and the oily two kinds of theories of petrochemical industry at oil machine reason, the former more widely receives, it is believed that petroleum be ancient times ocean or Biology in lake is formed by very long evolution, is belonged to biogenic deposit and is become oil, non-renewable；The latter thinks that petroleum is by the earth's crust It is interior itself carbon generate, it is unrelated with biology, it is renewable.

When transporting petroleum using petroleum pipeline, due to the viscosity of petroleum (especially viscous crude) itself, at low ambient temperatures, Petroleum is easy to stick on tube wall, causes line clogging, makes troubles to petroleum transportation, and the substance conveyed often has corruption Corrosion, common pipe are often corroded, and service life is short, need often to repair.Using trouble is considerably increased, normal conveying is delayed Work cannot be preferably used in petroleum transmission actual use.

Utility model content

(1) the technical issues of solving

The petroleum pipeline structure with anti-corrosion effect that the purpose of this utility model is to provide a kind of, to solve above-mentioned background It is proposed that petroleum is easy to the problem of sticking on tube wall, causing line clogging at low ambient temperatures in technology.

(2) technical solution

To achieve the above object, the utility model provides following technical solution: a kind of petroleum pipeline with anti-corrosion effect Road structure, including inner tube and heat block, the heat block be provided at least three and equidistantly distributed on the inside of inner tube, and heat Block is fixedly connected with inner tube, and the heat block front end is uniformly provided with the communication port of several circulation petroleum, and heat block lower end is opened There is the notch for preventing petroleum from precipitating, the heat block right end is electrically connected with cable, and inner tube includes steel structural layer one, heat preservation Layer, steel structural layer two and erosion resistant coating, the insulating layer setting is in one inside of steel structural layer, and insulating layer and steel structural layer one are fixed Connection, the steel structural layer two is arranged on the inside of insulating layer, and steel structural layer two is fixedly connected with insulating layer, and the erosion resistant coating is set It sets in two inside of steel structural layer, and erosion resistant coating is fixedly connected with steel structural layer two, the heat block is located on the inside of erosion resistant coating；It is described It is provided with outer tube on the outside of inner tube, and is provided with empty space between inner tube and outer tube, several are provided in the empty space will be interior The connection strap that pipe links together with outer tube, and connection strap is uniformly fixed on inner pipe, the outer tube is fixedly connected with connection strap, And several reinforcement blocks are connected between two adjacent connection straps, corrosion-inhibiting coating is coated on the outside of the outer tube.

Further advantage, the heat block are electrically connected by cable and external power supply.

Further advantage, the insulating layer are manufactured using mineral wool.

Further advantage, the composition material of the erosion resistant coating are 3PE material contracting with heat.

Further advantage, the reinforcement block is uniform and equidistant to be distributed between connection strap.

Further advantage, the coating of the corrosion-inhibiting coating are polyurethane anti-corrosion paint.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of petroleum pipeline structure with anti-corrosion effect, have with It is lower the utility model has the advantages that

1, this kind has the petroleum pipeline structure of anti-corrosion effect, can be added to the petroleum in pipeline by heat block Heat, and then the viscosity of petroleum can be effectively reduced, to increase the mobility of petroleum, prevents petroleum excessively sticky and influence petroleum Normal conveying, improve the transfer efficiency of petroleum, and the temperature in pipeline can be lockked by insulating layer, avoid the quick of heat It is lost, reduces the heating energy consumption of heat block, and the antiseptic property inside pipeline can be enhanced by erosion resistant coating, to improve pipeline Service life.

2, there is this kind the petroleum pipeline structure of anti-corrosion effect can further strengthen pipeline by outer tube and empty space Thermal insulation property, and can play a protective role simultaneously to inner tube, it prevents inner tube from being damaged by the shock of foreign object, is also avoided that use Person directly contacts inner tube and is scalded by high temperature, and can enhance the antiseptic property of outer tube by corrosion-inhibiting coating, and outer tube is prevented to be corroded Damage.

Detailed description of the invention

Fig. 1 is the utility model pipeline configuration cross-sectional view；

Fig. 2 is the utility model pipeline configuration schematic internal view.

Fig. 3 is the utility model inner tube structure concrete composition schematic diagram.

In figure: 1 inner tube, 2 outer tubes, 3 corrosion-inhibiting coatings, 4 empty spaces, 5 connection straps, 6 heat blocks, 7 notches, 8 communication ports, 9 electricity Cable, 10 reinforcement blocks, 11 steel structural layers one, 12 insulating layers, 13 steel structural layers two, 14 erosion resistant coatings.

Specific embodiment

Described embodiment that the following will be combined with the drawings in the embodiments of the present invention, is only the utility model one Divide embodiment, instead of all the embodiments.

Please refer to Fig. 1-3, a kind of petroleum pipeline structure with anti-corrosion effect, including inner tube 1 and heat block 6, heat block 6 Be provided at least three and equidistantly distributed in the inside of inner tube 1, and heat block 6 is fixedly connected with inner tube 1, and 6 front end of heat block is equal The even communication port 8 for being provided with several circulation petroleum, and 6 lower end of heat block is provided with the notch 7 for preventing petroleum from precipitating, heat block 6 is right End is electrically connected with cable 9, and inner tube 1 includes steel structural layer 1, insulating layer 12, steel structural layer 2 13 and erosion resistant coating 14, is protected The warm setting of layer 12 is in one 11 inside of steel structural layer, and insulating layer 12 is fixedly connected with steel structural layer 1, and steel structural layer 2 13 is set It sets in 12 inside of insulating layer, and steel structural layer 2 13 is fixedly connected with insulating layer 12, erosion resistant coating 14 is arranged in steel structural layer 2 13 Inside, and erosion resistant coating 14 is fixedly connected with steel structural layer 2 13, heat block 6 is located at 14 inside of erosion resistant coating, and heat block 6 passes through cable 9 are electrically connected with external power supply, and insulating layer 12 is manufactured using mineral wool, and the composition material of erosion resistant coating 14 is 3PE pyrocondensation material Material makes the work heating of heat block 6 by opening external power supply in transfer oil, and then in heat block 6 can transfer heat to Petroleum in pipe 1, and then the temperature of petroleum is improved, the viscosity of petroleum just can be effectively reduced, thus increase the mobility of petroleum, It prevents that petroleum is excessively sticky and can not normally convey, improves the transfer efficiency of petroleum, and when petroleum passes through heat block 6 can be divided into If the small stream of carried interest passes through from communication port 8, and then can greatly increase the contact area of petroleum Yu heat block 6, to accelerate petroleum Heating efficiency, and the petroleum of 1 bottom end of inner tube can be circulated by notch 7, prevented the petroleum of bottom end to be heated block 6 and block and made The normal use of pipeline is influenced at deposit buildup, and the amount of heat of inner tube 1 can be lockked by insulating layer 12, and heat is avoided It is lost by quick conduction, to improve the utilization rate of heat, reduces the heating energy consumption of heat block, and can drop by erosion resistant coating 14 Corrosive deposit in low petroleum corrodes to caused by inner tube 1, and inner tube 1 is avoided to be corroded damage, so that improves inner tube 1 uses the longevity Life.

It is provided with outer tube 2 on the outside of the present embodiment inner tube 1, and is provided with empty space 4 between inner tube 1 and outer tube 2, empty space 4 In be provided with several connection straps 5 that inner tube 1 and outer tube 2 link together, and connection strap 5 is uniformly fixed in inner tube 1, outside Pipe 2 is fixedly connected with connection strap 5, and several reinforcement blocks 10 are connected between two adjacent connection straps 5,2 outside of outer tube It is coated with corrosion-inhibiting coating 3, reinforcement block 10 is uniform and equidistant to be distributed between connection strap 5, and the coating of corrosion-inhibiting coating 3 is polyurethane Anti-decaying paint, the isolation by outer tube 2 and empty space 4 to inner tube 1, can be reduced the convection current of inner tube 1 Yu outside air, and then slow down interior Heat losses on pipe 1 so that the thermal insulation property of pipeline is more preferably, and pass through outer tube 2 to further increase the utilization rate of heat Also it is avoided that the limbs of user are directly contacted with inner tube 1, prevents 2 temperature of outer tube is excessively high from scalding user, while also can be right Inner tube 1 plays a protective role, and inner tube 1 is avoided to be damaged by the shock of foreign object, and extraneous corruption can be reduced by corrosion-inhibiting coating 3 Erosion substance corrodes to caused by outer tube 2, the damage that is corroded that outer tube 2 is too fast is avoided, to improve the service life of outer tube 2.

1 inner tube used in above-described embodiment, 2 outer tubes, 3 corrosion-inhibiting coatings, 4 empty spaces, 5 connection straps, 6 heat blocks, 7 lack Mouth, 8 communication ports, 9 cables, 10 reinforcement blocks, 11 steel structural layers one, 12 insulating layers, 13 steel structural layers two, 14 erosion resistant coatings can pass through Market purchase or private customization obtain.

The instrument wherein applied in the utility model:

The model HJ-A017 of heat block.

Above-described embodiment is served only for that the utility model is further described, no to the specific descriptions of the utility model It can be interpreted as the restriction to scope of protection of the utility model, the technician of this field is according to the content pair of above-mentioned utility model The utility model is made some nonessential modifications and adaptations and is each fallen within the protection scope of the utility model.

Claims (6)

1. a kind of petroleum pipeline structure with anti-corrosion effect, including inner tube (1) and heat block (6), heat block (6) setting Have at least three and equidistantly distributed on the inside of the inner tube (1), and heat block (6) is fixedly connected with inner tube (1), it is characterised in that: Heat block (6) front end is uniformly provided with the communication port (8) of several circulation petroleum, and lower end is provided with heat block (6) prevents stone The notch (7) of oil precipitating, heat block (6) right end is electrically connected with cable (9), and inner tube (1) includes steel structural layer one (11), insulating layer (12), steel structural layer two (13) and erosion resistant coating (14), the insulating layer (12) are arranged in steel structural layer one (11) Inside, and insulating layer (12) is fixedly connected with steel structural layer one (11), the steel structural layer two (13) is arranged in insulating layer (12) Inside, and steel structural layer two (13) is fixedly connected with insulating layer (12), the erosion resistant coating (14) is arranged in steel structural layer two (13) Inside, and erosion resistant coating (14) is fixedly connected with steel structural layer two (13), the heat block (6) is located on the inside of erosion resistant coating (14)；Institute It states and is provided with outer tube (2) on the outside of inner tube (1), and be provided with empty space (4), the empty space between inner tube (1) and outer tube (2) (4) several connection straps (5) that inner tube (1) and outer tube (2) links together are provided in, and connection strap (5) is uniformly fixed On inner tube (1), the outer tube (2) is fixedly connected with connection strap (5), and is connected between two adjacent connection straps (5) Several reinforcement blocks (10), outer tube (2) outside are coated with corrosion-inhibiting coating (3).

2. a kind of petroleum pipeline structure with anti-corrosion effect according to claim 1, it is characterised in that: the heat block (6) it is electrically connected by cable (9) and external power supply.

3. a kind of petroleum pipeline structure with anti-corrosion effect according to claim 1, it is characterised in that: the insulating layer (12) it is manufactured using mineral wool.

4. a kind of petroleum pipeline structure with anti-corrosion effect according to claim 1, it is characterised in that: the erosion resistant coating (14) composition material is 3PE material contracting with heat.

5. a kind of petroleum pipeline structure with anti-corrosion effect according to claim 1, it is characterised in that: the reinforcement block (10) uniform and equidistant is distributed between connection strap (5).

6. a kind of petroleum pipeline structure with anti-corrosion effect according to claim 1, it is characterised in that: the anti-corrosion applies The coating of layer (3) is polyurethane anti-corrosion paint.