CN106975638A - Extra large pipe coating cleaning plant - Google Patents
Extra large pipe coating cleaning plant Download PDFInfo
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- CN106975638A CN106975638A CN201710252242.3A CN201710252242A CN106975638A CN 106975638 A CN106975638 A CN 106975638A CN 201710252242 A CN201710252242 A CN 201710252242A CN 106975638 A CN106975638 A CN 106975638A
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- Prior art keywords
- pipe
- extra large
- sea
- reversing frame
- large pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The present invention relates to a kind of extra large pipe coating cleaning plant, including：Clamping device, for be clamped in sea pipe it is outer and can the axial direction of coastal pipe move back and forth；Reversing frame, is arranged on clamping device, and can carry out back rotation around extra large pipe outer ring；High pressure nozzle, is arranged on reversing frame, and relative with the outer ring of extra large pipe, so that when being rotated with reversing frame, cutting is sprayed to the coating of the outside wall surface of extra large pipe.The reversing frame of cleaning plant of the present invention can be around extra large pipe outer ring rotating, high pressure nozzle connects high-pressure water by pipeline, high pressure nozzle is set to realize the cutting and elimination to extra large pipe border coating in rotation process, simultaneously, high pressure nozzle and reversing frame can also with clamping device extra large pipe axial movement, so as to realize extra large pipe border and axially comprehensive cutting and elimination.
Description
Technical field
The present invention relates to the maintenance of equipment of offshore oil pipeline, more specifically to a kind of extra large pipe coating cleaning plant.
Background technology
Submarine pipeline is the defeated important component with storing and transporting system of marine oil and gas collection, is the ocean that investment is high, risk is big
Engineering, significant role is played in the exploitation of Marine oil and gas resource, is called " lifeline " of offshore oil and gas field, submarine pipeline
The normal operation of safety be offshore oil and gas field safety in production important guarantee.
The top layer of extra large pipe is typically provided with concrete coating, anticorrosive coat (the hot fusion-bonded epoxies of FBE, CTE coal tar enamels
Deng) coating, as submarine pipeline runs the increase of the time limit, due to the natural ring such as dielectric corrosion, wave, storm tide, ocean current, earthquake
The influence of border load factor or human factor, many submarine pipelines can all have different degrees of damage.So in ocean engineering neck
There is the potential demand of much extra large pipes maintenances in domain, and extra large pipe maintenance is it is generally necessary to can after clearing up extra large pipe surface coating
Continue the maintenance work of next step, therefore maintenance of a efficient extra large pipe surface coating cleaning equipment of design to submarine pipeline is
Development to deep water offshore oil suffers from vital meaning.
The development of China's submarine pipeline is started late relative to other countries in the world, at present the Submarine Pipeline of the country about 70%
Road active time is still less than 10 years, and cut-off domestic extra large pipe maintenance engineering in 2015 increases less than 20 with pipeline service phase
The influence such as long and silt, trend, hurricane, causes pipeline damage, following submarine pipeline maintenance engineering can be more and more.
The experience and technology that current China repairs to submarine pipeline all compare shortcoming, in conventional extra large pipe maintenance items,
The method of the extra large pipe surface concrete weighted coating of traditional cleaning is predominantly broken using hydraulic pressure cast-cutting saw under water matches somebody with somebody after concrete layer
Close and beat divest concrete coating manually using hydraulic pressure pneumatic pick or diver's directly hand-held hammer.Using traditional hydraulic cutting
When sawing method carries out cutting and elimination, probably due to tool feeding amount is too deep and causes to cut to extra large pipe steel pipe body, so as to make
The generation of even leakage accident is damaged into extra large tube body.
The content of the invention
The technical problem to be solved in the present invention is that there is provided the improved extra large pipe coating cleaning plant of one kind.
The technical solution adopted for the present invention to solve the technical problems is：A kind of extra large pipe coating cleaning plant is constructed, including：
Clamping device, for being clamped in outside the sea pipe and can move back and forth along the axial direction of the extra large pipe；
Reversing frame, is arranged on the clamping device, and can carry out back rotation around the extra large pipe outer ring；
High pressure nozzle, is arranged on the reversing frame, and relative with the outer ring of the extra large pipe, to turn with the reversing frame
When dynamic, cutting is sprayed to the coating of the outside wall surface of the extra large pipe.
Preferably, the clamping device includes holder body, and it is in inverted U-shaped or C-shaped that the holder body, which includes section,
Or semicircular bayonet socket, Open Side Down is buckled in the upside of the extra large pipe for the bayonet socket.
Preferably, the reversing frame is semi-closed structure, and C-shaped or semicircle, the reversing frame is fastened on the sea pipe
Outside, the high pressure nozzle includes two, and staggers 180 degree in the circumference of the reversing frame.
Preferably, the clamping device is provided with arc track and the first drive mechanism, and the arc track is arranged on
The sea pipe is outer, and along the circumferentially disposed of the extra large pipe, first drive mechanism respectively with the arc track and reversing frame
Corresponding matching, to drive the reversing frame along the arc track around the extra large pipe outer ring rotating.
Preferably, circumferentially arranged with latch on the arc track, first drive mechanism includes support base and installation
The first drive motor on the support base, the reversing frame is arranged on the support base, first drive motor
Output shaft is engaged with the latch on the arc track, so that first drive mechanism drives the reversing frame along the arc
Orbit rotation.
Preferably, the support base includes the axially disposed axis of guide, and the reversing frame can move back and forth ground vertically
On the axis of guide；
What the reversing frame and/or the support base moved back and forth provided with the drive reversing frame on the axis of guide
Second drive mechanism.
Preferably, the clamping device also includes being arranged on the roller on the upside of the bayonet socket and is arranged on the clamping
Pipe-hugging mechanism in main body, the upside of the roller and the extra large pipe coordinates, and the drive rolling is additionally provided with the holder body
Take turns the 3rd drive mechanism along the axial rolling of the extra large pipe；
The circumferential interval distribution of the pipe-hugging mechanism and the roller along the extra large pipe, will be described can clamp the extra large pipe
Holder body is positioned.
Preferably, the pipe-hugging mechanism includes two holding tube units, and two the holding tube units and the roller are described
The border uniform intervals distribution of extra large pipe, the holding tube unit includes adjusting part and is arranged on driven on the adjusting part
Wheel, the driven pulley it is relative with the sea pipe and can along the extra large pipe axial rolling, the adjusting part adjusts described driven
The position of wheel, so that the driven pulley can be abutted on the extra large pipe, and the roller holds the sea pipe tightly.
Preferably, the roller, the lateral surface of driven pulley are equipped with concave inward structure, the profile of the concave inward structure along border
Outside wall surface arcuate profile with the extra large pipe is corresponding.
Preferably, it is additionally provided with the holder body for detecting the high pressure nozzle to the distance of the extra large pipe surface
Distance measuring sensor and the regulation list according to the distance adjustment high pressure nozzle measured to the spacing between the extra large pipe surface
Member.
Implement the extra large pipe coating cleaning plant of the present invention, have the advantages that：The reversing frame of cleaning plant of the present invention
Can be around extra large pipe outer ring rotating, high pressure nozzle connects high-pressure water by pipeline, high pressure nozzle is realized in rotation process pair
The cutting and elimination of extra large pipe border coating, meanwhile, high pressure nozzle and reversing frame can also with clamping device extra large pipe axial movement, from
And extra large pipe border and axially comprehensive cutting and elimination can be realized.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the internal structure schematic diagram of the side surface direction of the extra large pipe coating cleaning plant in the embodiment of the present invention；
Fig. 2 is the reversing frame and arc track of extra large pipe coating cleaning plant in Fig. 1, the axial direction knot of the first drive mechanism cooperation
Structure schematic diagram；
Fig. 3 is that reversing frame in Fig. 2 rotates structural representation when after 180 degree；
Fig. 4 is structural representation when roller, the pipe-hugging mechanism of extra large pipe coating cleaning plant in Fig. 1 is clamped in extra large pipe border
Figure.
Embodiment
In order to which technical characteristic, purpose and effect to the present invention are more clearly understood from, now compare accompanying drawing and describe in detail
The embodiment of the present invention.
As shown in Figure 1 to Figure 3, the cleaning device for coating of extra large pipe 4 in a preferred embodiment of the invention includes clamping device
1st, reversing frame 2 and high pressure nozzle 3, clamping device 1 be used to being clamped in extra large pipe 4 it is outer and can the axial direction of coastal pipe 4 move back and forth；Return
Pivoted frame 2 is arranged on clamping device 1, and can carry out back rotation around the extra large outer ring of pipe 4；High pressure nozzle 3 is arranged on reversing frame 2, and with
The outer ring of extra large pipe 4 is relative, so that when being rotated with reversing frame 2, cutting is sprayed to the coating of the outside wall surface of extra large pipe 4.
The reversing frame 2 of cleaning plant can connect high-pressure water by pipeline, make height around the extra large outer ring rotating of pipe 4, high pressure nozzle 3
Pressure nozzle 3 can realize the cutting and elimination to the extra large border coating of pipe 4 in rotation process, meanwhile, high pressure nozzle 3 and reversing frame 2 are also
Can with clamping device 1 extra large pipe 4 axial movement, so as to realize the extra large border of pipe 4 and axially comprehensive cutting and elimination.
In order to reduce the construction risk in the extra large maintenance process of pipe 4, and improve the extra large removing surface of pipe 4 effect when extra large pipe 4 is repaired
Rate, cleaning plant generally uses high pressure water jet, the coating for allowing water under high pressure to be mapped to from high pressure nozzle 3 outside extra large pipe 4.Water under high pressure
Jet can effectively remove the concrete coating and CTE anticorrosive coats on the extra large top layer of pipe 4, and cleaning plant can coordinate guiding high
The jet of water is pressed, stabilization can be clamped again on extra large pipe 4, can crawl move along extra large pipe 4 if necessary.
The cleaning device for coating of sub-sea pipe 4 can guide the impact of water jet continuous uniform on the extra large surface of pipe 4 in order to mixed
Solidifying soil layer cutting, and cleaning plant can according to the different adjustment jet lengths of cleaning material, running position and operating distance etc.,
It is very convenient, it is easy to operate, can the significantly more efficient effect for playing high-pressure water jet.
Clamping device 1 includes holder body 11, in certain embodiments, and it is in inverted U-shaped that holder body 11, which includes section,
Bayonet socket 111, Open Side Down is buckled on extra large pipe 4 for bayonet socket 111.In other embodiments, the section of holder body 11 also can be in
The C-shaped or semicircular bayonet socket 111 put, inverted U-shaped, C-shaped or semicircular structure can facilitate holder body 11 after slinging
It is engaged to from the extra large upside of pipe 4 on extra large pipe 4.
Cleaning plant can be using bilateral symmetry design so that cleaning plant enters water in integral hoisting and can kept under water
VE.Certainly, in other embodiments, it is set in extra large pipe 4 weeks after holder body 11 or the splicing connection of multiple parts
Circle.
Further, reversing frame 2 is semi-closed structure, and C-shaped, reversing frame 2 is fastened on outside extra large pipe 4.Preferably, high pressure spray
Mouth 3 includes two, and staggers 180 degree in the circumference of reversing frame 2, can realize high pressure nozzle 3 after reversing frame 2 rotates half-turn
And be surrounded by sea 360 degree of pipe 4 of high-pressure water pipe detour, you can complete the cutting and elimination of the whole circle of the extra large external coating of pipe 4.Reversing frame 2 is turned round
It is dynamic, it can also avoid the pipeline for connecting high pressure nozzle 3 from winding.
In other embodiments, reversing frame 2 also can semicircular in shape, when reversing frame 2 for it is semicircle when, two high pressure nozzles 3
The two ends of reversing frame 2 can be separately positioned on, so that the circumference in reversing frame 2 staggers 180 degree.
In addition, reversing frame 2 or the loop configuration of multiple parts assemblies formation are set in the extra large outer ring of pipe 4, and so, revolution
One high pressure nozzle 3 then can be only set on frame 2.Certainly, when reversing frame 2 is semiclosed mechanism or loop configuration, high pressure nozzle 3
Setting quantity also can it is corresponding set it is multiple.High pressure nozzle 3 can be using single spraying head mode of operation, also can be using double shower nozzle work
Pattern, the work of high pressure nozzle 3 can use two kinds of mode of operations of automatic/hand.
Clamping device 1 is provided with the drive mechanism 13 of arc track 12 and first, and arc track 12 is arranged on outside extra large pipe 4,
And coastal pipe 4 is circumferentially disposed.The internal diameter of arc track 12 is more than the outer ring external diameter of extra large pipe 4, can when clearing up cutting part
Between will not collide.First drive mechanism 13 respectively with arc track 12 and the corresponding matching of reversing frame 2, to drive reversing frame
2 arcuately track 12 around the extra large outer ring rotating of pipe 4.Preferably, arc track 12, the axle center of reversing frame 2 and the shaft core position of extra large pipe 4 are same
The heart, ensures that the spacing between the extra large outside wall surface of pipe 4 is uniform when reversing frame 2 is rotated.
Further, circumferentially arranged with latch 121 on arc track 12.First drive mechanism 13 includes the He of support base 131
The first drive motor 132 on support base 131, reversing frame 2 is arranged on support base 131, the first drive motor 132
Output shaft is engaged with the latch 121 on arc track 12, so that the first drive mechanism 13 drives arcuately 12 turns of track of reversing frame 2
It is dynamic.Preferably, the first drive motor 132 is hydraulic motor.
In other embodiments, reversing frame 2 also can be directly mounted in the first drive mechanism 13, with the first drive mechanism 13
Rotate.Or, clamping device 1 is provided with arc-shaped guide rail, and arc-shaped guide rail is arranged on outside extra large pipe 4, and coastal pipe 4 is circumferentially disposed,
Circumferentially arranged with latch 121 on reversing frame 2, the output shaft of the first drive mechanism 13 is engaged with the latch 121 of reversing frame 2, output
Reversing frame 2 is driven when axle is rotated, and arcuately guide rail is rotated around extra large pipe 4.
In certain embodiments, in the case of in order to not moved in holder body 11, reversing frame 2 also can extra large pipe 4 axle
To movement, support base 131 includes the axially disposed axis of guide 1311, and reversing frame 2 is arranged on and led in which can move back and forth vertically
To on axle 1311.
Further, reversing frame 2 is provided with the second drive mechanism for driving reversing frame 2 to move back and forth on the axis of guide 1311
21, generally, the second drive mechanism 21 is oil cylinder, drives reversing frame 2 to be moved on the axis of guide 1311.In other embodiments,
Two drive mechanisms 21 be may also be arranged on support base 131, and reversing frame 2 is driven in the axis of guide 1311 by stretching structures such as piston rods
On move back and forth.
With reference to shown in Fig. 4, in certain embodiments, clamping device 1 also include being arranged on the roller 14 of the upside of bayonet socket 111,
And it is arranged on the pipe-hugging mechanism 15 on holder body 11.The upside of roller 14 and extra large pipe 4 coordinates, and is additionally provided with holder body 11
The 3rd drive mechanism 16 of the axial rolling of the coastal pipe 4 of roller 14 is driven, generally, the 3rd drive mechanism 16 is also oil cylinder, is driven
Roller 14 is rolled, and the rolling of roller 14 drives whole cleaning plant in the axial movement of extra large pipe 4.In other embodiments, also may be used
Drive cleaning plant in the axial movement of extra large pipe 4 by outside device, roller 14 is rolled in moving process on extra large pipe 4.
Preferably, the circumferential interval distribution of pipe-hugging mechanism 15 and the coastal pipe 4 of roller 14, multiple spot is formed in the border of extra large pipe 4
Clamp, positioned holder body 11 so that extra large pipe 4 can be clamped.Generally, two groups of holding tubes are set on the length direction of holder body 11
Mechanism 15 and roller 14, it is ensured that the balance on extra large pipe 4.
Further, pipe-hugging mechanism 15 includes two holding tube units 151, and two holding tube units 151 and roller 14 are in extra large pipe 4
The distribution of border uniform intervals, form three-point fix and clamp.Holding tube unit 151 includes adjusting part 1511 and is arranged on regulation group
Driven pulley 1512 on part 1511, the axial rolling of the coastal pipe 4 of relative simultaneously energy with extra large pipe 4 of driven pulley 1512.
Adjusting part 1511 adjusts the position of driven pulley 1512, so that driven pulley 1512 can be abutted on extra large pipe 4, and roller
14 hold extra large pipe 4 tightly.Adjusting part 1511 can be for oil cylinder etc., and driven pulley 1512 is arranged on the piston rod end of oil cylinder, drive from
Driving wheel 1512 is moved.
When needing to clamp, driven pulley 1512 and the extra large outside wall surface of pipe 4 are pushed against, and roller 14 forms 3 points of folders outside extra large pipe 4
Hold, it is ensured that the stability of clamping.When cleaning plant needs axial movement, adjusting part 1511 can allow driven pulley 1512 remote
The movement of extra large pipe 4 is released, when roller 14 is rolled, and allows the axial movement of the also coastal pipe 4 of driven pulley 1512.
Preferably, roller 14, the lateral surface of driven pulley 1512 are equipped with concave inward structure along border, the profile of concave inward structure with
The outside wall surface arcuate profile correspondence of extra large pipe 4, can allow the outside wall surface for clamping extra large pipe 4 that roller 14, driven pulley 1512 are more steady.
In other embodiment, roller 14, the lateral surface of driven pulley 1512 are alternatively the axially disposed straight folder stretched face, can guarantee that stabilization
It is tight outer in extra large pipe 4.
In certain embodiments, it is additionally provided with holder body 11 for detecting that high pressure nozzle 3 arrives the distance on the extra large surface of pipe 4
The adjustment unit of distance measuring sensor and the spacing arrived according to the distance adjustment high pressure nozzle 3 measured between the extra large surface of pipe 4.It is logical
Often, distance measuring sensor is arranged on high pressure nozzle 3, and the position can adjust jet lengths according to the different of the coating material of cleaning,
Realize the quantified controlling of cleaning depth.Adjustment unit is alternatively hydraulic motor transmission, drives high pressure nozzle 3 to move.With reference to
One drive mechanism 13, the second drive mechanism 21, the corresponding control translational speed of the 3rd drive mechanism 16, can be achieved the sea surface of pipe 4
Clear up the quantified controlling of speed.
Arcuately track 12 is rotated first drive mechanism 13 driving reversing frame 2 around extra large pipe 4, and the second drive mechanism 21 drives back
The axial movement of the independent coastal pipe 4 of pivoted frame 2, the axial movement of the overall coastal pipe 4 of the 3rd drive mechanism 16 driving cleaning plant, three
Set driving can simultaneously be carried out and do not interfere with each other, so as to realize its 360 ° functions of running and creep.First drive mechanism 13, second is driven
Motivation structure 21, the control system of the 3rd drive mechanism 16 employ stepless speed variator system, can linearly increasing and reduction cleaning movement
Speed.
Oil cylinder, pipeline, motor on cleaning plant etc. can make hydraulic line by special control clack box centralized Control
Integrated design, is set using snap joint, the rapid and convenient when carrying out hydraulic line dismounting and installing.A cleaning plant full set is used
Waterproof sealing and design against corrosion so that equipment environment energy operational excellence under water.
The present invention main beneficial effect include it is following some：
1) efficiency high：Using hydraulic-driven, sustainable operating, relatively conventional method for cleaning can save the plenty of time.
2) it is safe：The cleaning plant can avoid the risk contacted between people and high-pressure water jet, and high in application
During pressure water jet, due to the nozzle of high pressure wetting system be design and installation on reversing frame 2, and reversing frame 2 designs intrinsic stroke
Path is the circumference more than the extra large external diameter of pipe 4, so will not occur any mechanical collision when carrying out cleaning cutting operation, be not present
The risk of submarine facility is damaged, safety coefficient is greatly improved.
3) applicability is wide, and device caliber scope applicatory and depth of water scope applicatory are all wider.
4) method is simple, and equipment uses hydraulic control, simple to operate.
5) the extra large cleaning effect of pipe 4 is good, when clearing up under water, and clamping device 1 drives high-pressure water jet even under hydraulic-driven
Speed is uniformly hit on the extra large surface of pipe 4, and the effect of cleaning is more preferable.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of extra large pipe coating cleaning plant, it is characterised in that including：
Clamping device（1）, for being clamped in the sea pipe（4）It is outer and can be along the sea pipe（4）Axial direction move back and forth；
Reversing frame（2）, it is arranged on the clamping device（1）On, and can be around the sea pipe（4）Back rotation is carried out in outer ring；
High pressure nozzle（3）, it is arranged on the reversing frame（2）On, and managed with the sea（4）Outer ring it is relative, with described time
Pivoted frame（2）During rotation, the sea is managed（4）Outside wall surface coating injection cutting.
2. extra large pipe coating cleaning plant according to claim 1, it is characterised in that the clamping device（1）Including clamping
Main body（11）, the holder body（11）It is in inverted U-shaped or C-shaped or semicircular bayonet socket including section（111）, the bayonet socket
（111）Open Side Down is buckled in the sea pipe（4）Upside.
3. extra large pipe coating cleaning plant according to claim 2, it is characterised in that the reversing frame（2）For semiclosed knot
Structure, C-shaped or semicircle, the reversing frame（2）It is fastened on the sea pipe（4）Outside, the high pressure nozzle（3）Including two, and
In the reversing frame（2）Circumference stagger 180 degree.
4. the extra large pipe coating cleaning plant according to Claims 2 or 3, it is characterised in that the clamping device（1）It is provided with
Arc track（12）And first drive mechanism（13）, the arc track（12）It is arranged on the sea pipe（4）Outside, and along described
Hai Guan（4）Circumferentially disposed, first drive mechanism（13）Respectively with the arc track（12）And reversing frame（2）Correspondence is matched somebody with somebody
Close, to drive the reversing frame（2）Along the arc track（12）Around the sea pipe（4）Outer ring rotating.
5. extra large pipe coating cleaning plant according to claim 4, it is characterised in that the arc track（12）On circumferentially
Provided with latch（121）, first drive mechanism（13）Including support base（131）With installed in the support base（131）On
First drive motor（132）, the reversing frame（2）Installed in the support base（131）On, first drive motor（132）
Output shaft and the arc track（12）On latch（121）Engagement, so that first drive mechanism（13）Drive described
Reversing frame（2）Along the arc track（12）Rotate.
6. extra large pipe coating cleaning plant according to claim 5, it is characterised in that the support base（131）Including along axle
To the axis of guide of setting（1311）, the reversing frame（2）It is arranged on the axis of guide with can moving back and forth vertically（1311）On；
The reversing frame（2）And/or the support base（131）Provided with the drive reversing frame（2）In the axis of guide
（1311）On the second drive mechanism for moving back and forth（21）.
7. the extra large pipe coating cleaning plant according to Claims 2 or 3, it is characterised in that the clamping device（1）Also include
It is arranged on the bayonet socket（111）The roller of upside（14）And it is arranged on the holder body（11）On pipe-hugging mechanism（15）,
The roller（14）Managed with the sea（4）Upside coordinate, the holder body（11）On be additionally provided with the drive roller（14）
Managed along the sea（4）Axial rolling the 3rd drive mechanism（16）；
The pipe-hugging mechanism（15）With the roller（14）Managed along the sea（4）Circumferential interval distribution, so that the sea can be clamped
Pipe（4）By the holder body（11）Positioning.
8. extra large pipe coating cleaning plant according to claim 7, it is characterised in that the pipe-hugging mechanism（15）Including two
Holding tube unit（151）, two holding tube units（151）With the roller（14）In the sea pipe（4）Border uniform intervals
Distribution, the holding tube unit（151）Including adjusting part（1511）Be arranged on the adjusting part（1511）On driven pulley
（1512）, the driven pulley（1512）Managed with the sea（4）It is relative and can be along the sea pipe（4）Axial rolling, the regulation
Component（1511）Adjust the driven pulley（1512）Position, to allow the driven pulley（1512）The sea pipe can be abutted to（4）
On, and the roller（14）Hold the sea pipe tightly（4）.
9. extra large pipe coating cleaning plant according to claim 8, it is characterised in that the roller（14）, driven pulley
（1512）Lateral surface be equipped with concave inward structure along border, the profile of the concave inward structure is managed with the sea（4）Outside wall surface arc
Shape profile correspondence.
10. the extra large pipe coating cleaning plant according to any one of claims 1 to 3, it is characterised in that the holder body
（11）On be additionally provided with for detecting the high pressure nozzle（3）To the sea pipe（4）Distance measuring sensor, the Yi Jigen of the distance on surface
The high pressure nozzle is adjusted according to the distance measured（3）To the sea pipe（4）The adjustment unit of spacing between surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710252242.3A CN106975638B (en) | 2017-04-18 | 2017-04-18 | Cleaning device for coating of marine pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710252242.3A CN106975638B (en) | 2017-04-18 | 2017-04-18 | Cleaning device for coating of marine pipe |
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| Publication Number | Publication Date |
|---|---|
| CN106975638A true CN106975638A (en) | 2017-07-25 |
| CN106975638B CN106975638B (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710252242.3A Active CN106975638B (en) | 2017-04-18 | 2017-04-18 | Cleaning device for coating of marine pipe |
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| CN108927367A (en) * | 2018-07-12 | 2018-12-04 | 合肥工业大学 | The high-pressure jet cleaning device remanufactured for medium-and-large-sized metallurgical roller class part |
| CN108889730A (en) * | 2018-08-23 | 2018-11-27 | 天津海外海科技有限公司 | A kind of cleaning equipment and method for cleaning for submarine pipeline wash cement coating |
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| CN111843324B (en) * | 2020-07-20 | 2021-11-23 | 东北石油大学 | Crawling welding robot for connecting oil and gas long-distance pipeline |
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| CN115193827A (en) * | 2022-07-18 | 2022-10-18 | 浙江大学 | Underwater pipeline counterweight layer breaking and dismantling device based on cavitation jet |
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