CN209362911U - It is a kind of to carry out the device that polyolefin antiskid particles collection is spilt for pipeline corrosion protection - Google Patents

Abstract

The device that polyolefin antiskid particles collection is spilt is carried out for pipeline corrosion protection the utility model discloses a kind of, device and vertical equal subsystem are spilt including Material collecting box for harvesting, feed interface channel, antiskid particles collection, the utility model is uniform by antiskid particles, disperses, sow, melts insertion 3LPE, 3LPP coating surface, increase the axial friction between erosion resistant coating and weight coating, improves anti-corrosion and counterweight interlayer in pipe laying and operational process and resist anti-slip performance.The apparatus integration, the Automation Design, compact-sized, easy to operate, rational technology is practical.

Description

It is a kind of to carry out the device that polyolefin antiskid particles collection is spilt for pipeline corrosion protection

Technical field

The utility model relates to one kind to spill device with polyolefin antiskid particles collection for anti-corrosion pipeline, is used for antiskid particles Uniformly, disperse, sow, being embedded into 3LPE, 3LPP coating surface of melting.

Background technique

With the development of offshore oil gas industry, the application of submarine oil resources pipeline transportation gradually increases, to guarantee The service life of submarine pipeline oil-gas transportation, submarine pipeline need to carry out 3LPE/3LPP preservative treatment to tubing.By most pipeline institutes The complexity of the seabed Service Environment at place, and the design requirement of extra large pipe stable operation also need deep water and natural gas line Increase concrete matched weight structure.Erosion resistant coating provides corrosion protection for extra large pipe operation, and weight coating provides negative buoyancy force and resistance to mechanical punching It hits, prevents unstability during undersea pipe-laying and operation.For the overall structure stability for ensuring tube body coating, concrete weight coating Shearing force is particularly important between pipeline external anti-corrosion layer, generally provides roughness in anti-corrosion layer surface by antiskid particles, increases Axial friction between erosion resistant coating and weight coating, improve anti-corrosion in pipe laying and operational process resist with counterweight interlayer it is anti-slip Performance.

It is simple and crude that existing antiskid particles collection spills device, and particle storage, collection spill operation by rings such as high temperature, humidity, uncertain wind speed Border influences, and under adverse circumstances, antiskid particles accumulation Nian Jie with device part, longtime running, antiskid particles are sowed unevenly, fused into 3LPE/3LPP coating is insecure, eventually leads to erosion resistant coating and weight coating shear strength does not reach requirement.

Utility model content

The utility model is to solve technical problem present in well-known technique, and it is anti-skidding to provide a kind of anti-corrosion pipeline polyolefin Particle collection spills device, which can complete the independent isolated storage of antiskid particles, antiskid particles flow is adjusted and particle disperses, Respectively, and then meet the coating requirement of the guiding of antiskid particles, bond vitrified, meet QSH3017-2008 " concrete matched recoating Layer technical stipulation " requirement of standard concrete counterweight tube shear strength.In particular, the device is realized quantitative, constant speed, is divided equally, uniformly, The polyethylene/polypropylene particle of rule is trickled down and is not required to artificially manipulate in pipe surface, coating process, reduce cost of labor and Security risk.

The utility model is implemented by following technical solution:

It is a kind of to carry out the device that polyolefin antiskid particles collection is spilt for pipeline corrosion protection, it is made of device noumenon；Described device Ontology includes that storing unit, particle collection spill unit and particle vertically equal sub-unit, the storing unit by feeder channel with Grain collection spills unit connection, and the particle collection spills unit and connect by shrinking feed opening equal sub-unit vertical with particle.

It includes feed inlet and transition Material collecting box for harvesting that the particle collection, which spills unit,；Described feed inlet one end is connect with feeder channel, Its other end is connect with transition Material collecting box for harvesting, and amount of particles regulation component and the first particle sub-sieve are provided on the transition Material collecting box for harvesting Component.

Vertically equal sub-unit includes the airtight cavity with telescoping mechanism to the particle, the airtight cavity feed end and contraction Feed opening connection, discharge end are connected with the equal sub-unit of particle.

Vibrating mechanism is provided on the contraction feed opening.

The second particle sub-sieve component is provided on the airtight cavity.

The contraction feed opening downward gradient is 30 °~55 °.

Beneficial effect

1, the utility model by setting antiskid particles storing unit can by material far from polyethylene/polypropylene high temperature, Moist extrusion zone, and then avoid the influence pipeline construction of high temperature, wet environment.

2, utility model designs amount of particles regulation component by spilling unit in antiskid particles collection, realizes different tube diameters painting The technical issues of usage amount for applying particle is adjusted, and overcomes conventional pipelines coating dosage waste.

3, the utility model may insure particle in steady, average rate by spilling unit design vibrating mechanism in antiskid particles collection State advance, being more conducive to particle, vertically equal sub-unit precisely completes coating procedure.

4, the utility model by telescoping mechanism can be adjusted in real time according to anti-corrosion pipe specification particle vertically equal sub-unit hang down Straight traction hight, built-in sieve can be evenly dispersed by aggregation or pockets of antiskid particles, the granule impact bottom of freely falling body Sloping baffle realizes that nature buffers, is scattered, disperses, and position Relatively centralized is coated on anti-corrosion pipe axial centre position.

5, the utility model is fully considered in research and development and manufacturing process using the confined space, rational deployment, integration, from Dynamicization design, it is compact-sized, it is easy to operate, human interference is avoided, practicability is stronger.

Detailed description of the invention

Fig. 1: the overall schematic of the utility model；

Specific embodiment

For the invention, features and effects that can further appreciate that the utility model, following instance is hereby lifted, and cooperates attached drawing Detailed description are as follows:

As shown in Figure 1, the present invention provides a kind of device spilt for pipeline corrosion protection progress polyolefin antiskid particles collection, by filling Set the composition of ontology 1；Described device ontology includes that storing unit 101, particle collection spill unit 201 and particle vertically equal sub-unit 301, The storing unit 101 spills unit 201 with particle collection by feeder channel 401 and connect, and the particle collection spills unit 201 and passes through receipts The equal sub-unit 301 vertical with particle of contracting feed opening 501 is connect.

It includes feed inlet 202 and transition Material collecting box for harvesting 203 that the particle collection, which spills unit 201,；Described 202 one end of feed inlet with give Expect that channel 401 connects, the other end is connect with transition Material collecting box for harvesting 203, is provided with amount of particles tune on the transition Material collecting box for harvesting 203 Control component 204 and the first particle sub-sieve component 205.Vibrating mechanism 502 is provided on the contraction feed opening 501.The contraction 501 downward gradient of feed opening is 30 °~55 °, preferably 35 °, can satisfy material in this way and is coated uniformly on pipeline.This reality The transition Material collecting box for harvesting 203 described in novel is funnel-form, can be conducive to the material for collecting storing unit 101 in this way while can be with Slowly, the discharges material of average rate, 203 bosom of transition Material collecting box for harvesting are provided with the first particle sub-sieve component, first particle Sub-sieve component 205 uses netted sieve plate, and the aperture of netted sieve plate is between 1.5mm~2.5mm, preferably 2.2mm.In this way may be used It with sub-sieve agglomeration, agglomerating, irregular material, realizes and material first is screened, guarantee material to the vertical equal sub-unit 301 of particle Smooth dispensing.In addition, amount of particles regulation component 204 is to be arranged in 203 funnel-form oral area of transition Material collecting box for harvesting on the utility model Baffle 206, the baffle have stretch out 203 side wall of transition Material collecting box for harvesting knob 207.The outer diameter of pipeline 601 is laid with by observation Size rotation knob 207 regulates and controls baffle 206 and opens the distance of bell mouth to control the quantity for launching material.This is practical new In type the setting of vibrating mechanism 502 shrink 501 bottom of feed opening, vibrating mechanism 502 can be with according to different frequency variation after being powered The speed that control material is launched as desired.

Vertically equal sub-unit 301 includes the airtight cavity 302 with telescoping mechanism 303, the airtight cavity 302 to the particle Feed end is connect with feed opening 501 is shunk, and discharge end is connected with the equal sub-unit 304 of particle.It is provided on the airtight cavity Second particle sub-sieve component 305.The airtight cavity 302 of the utility model is closed to realize by the way that positioning pin 303 is arranged in side wall Cavity vertical distraction height, the equal sub-unit 304 of particle are that can guarantee that material coating is uniform in this way with cambered surface baffle. The second particle sub-sieve component 305 is netted sieve plate, and aperture is slightly less than the aperture of netted sieve plate in the first particle sub-sieve component, Preferably in 2.35mm.

The utility model production process:

As shown in Figure 1, antiskid particles are sealed up for safekeeping in Material collecting box for harvesting 101, work with sealing cover exclusion seal, antiskid particles are from out Material mouth flows into feed interface channel 401, and the angle fed between interface channel 501 and horizontal plane is 45 °, guarantees antiskid particles certainly So it is delivered to transition Material collecting box for harvesting 203.Antiskid particles are by being temporarily stored in transition Material collecting box for harvesting 203, by shrinking feed opening and adjusting Switch 206, under the effect of vibrator 502, antiskid particles flow into vertical sub-unit 301.Antiskid particles enter vertical equal By built-in sieve 304 that antiskid particles are evenly dispersed after dividing 301, particle impacts bottom angled baffle in dropping process 304, particle is directed to 601 surface of anti-corrosion pipe, and at high operating temperatures, uniformly collection spills, is molten on 3LPE/3LPP coating.

Claims (6)

1. a kind of carry out the device that polyolefin antiskid particles collection is spilt for pipeline corrosion protection, it is made of device noumenon；It is characterized in that, Described device ontology includes that storing unit, particle collection spill unit and particle vertically equal sub-unit, and the storing unit passes through feed Channel is spilt unit with particle collection and is connect, and the particle collection spills unit and connect by shrinking feed opening equal sub-unit vertical with particle.

2. a kind of device spilt for pipeline corrosion protection progress polyolefin antiskid particles collection according to claim 1, feature It is, it includes feed inlet and transition Material collecting box for harvesting that the particle collection, which spills unit,；Described feed inlet one end is connect with feeder channel, another One end is connect with transition Material collecting box for harvesting, and amount of particles regulation component and the first particle sub-sieve portion are provided on the transition Material collecting box for harvesting Part.

3. a kind of device spilt for pipeline corrosion protection progress polyolefin antiskid particles collection according to claim 1, feature It is, vertically equal sub-unit includes the airtight cavity with telescoping mechanism to the particle, under the airtight cavity feed end and contraction Material mouth connection, discharge end are connected with the equal sub-unit of particle.

4. a kind of device spilt for pipeline corrosion protection progress polyolefin antiskid particles collection according to claim 2, feature It is, is provided with vibrating mechanism on the contraction feed opening.

5. a kind of device spilt for pipeline corrosion protection progress polyolefin antiskid particles collection according to claim 3, feature It is, the second particle sub-sieve component is provided on the airtight cavity.

6. the device that polyolefin antiskid particles collection is spilt is carried out for pipeline corrosion protection described in -5 any one according to claim 1, It is characterized in that, the contraction feed opening downward gradient is 30 °~55 °.