CN202763689U - High-pressure water sand blasting equipment for both inner surface and outer surface of steel pipe - Google Patents

High-pressure water sand blasting equipment for both inner surface and outer surface of steel pipe Download PDF

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Publication number
CN202763689U
CN202763689U CN 201220363942 CN201220363942U CN202763689U CN 202763689 U CN202763689 U CN 202763689U CN 201220363942 CN201220363942 CN 201220363942 CN 201220363942 U CN201220363942 U CN 201220363942U CN 202763689 U CN202763689 U CN 202763689U
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water
sand
pressure
steel pipe
spray gun
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CN 201220363942
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吴畏
白日中
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SHANGHAI TUBE-COTE PETROLEUM PIPE COATING Co Ltd
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SHANGHAI TUBE-COTE PETROLEUM PIPE COATING Co Ltd
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Abstract

High-pressure water sand blasting equipment for both inner surface and outer surface of a steel pipe comprises a steel pipe rotating mechanism, a spray gun running mechanism, a high-pressure water mechanism, a sand circulating mechanism, a water circulating mechanism and a spray gun mechanism. The steel pipe is erected on the steel pipe rotating mechanism, the spray gun mechanism is mounted on the spray gun running mechanism, the high-pressure water mechanism is connected with the spray gun mechanism through a high-pressure water pipeline, the sand circulating mechanism is connected with the spray gun mechanism through a sand supply pipeline, a water inlet end of the water circulating mechanism is connected with the sand circulating mechanism through a water inlet pipeline, and a water outlet end of the water circulating mechanism is connected with the high pressure water mechanism through a water outlet pipeline. High-pressure water flow drives sand to move at a high speed, scales, paint coatings, oil stain, carbides and attachments on surfaces of the body of the steel pipe can be impacted, scraped and stripped by kinetic energy of water and sand, and can fall off the body of the steel pipe, so that the surfaces of the steel pipe is cleaned. Further, roughness of the surfaces of the body of the steel pipe is controlled by regulating water pressure, rotation speed of the steel pipe, running speed of the spray gun and particle size of the sand. In addition, cleaning efficiency of the high-pressure water sand blasting equipment is at least double of that of the means of sand blasting utilizing compressed air.

Description

The inside and outside surface high pressure water of steel pipe abrasive blast equipment
Technical field
The utility model relates to surface processing equipment, relates in particular to the inside and outside surface high pressure water of a kind of steel pipe abrasive blast equipment.
Background technology
Before the steel pipe application, all to carry out necessary cleaning surfaces, be used for improving the adhesive force of coating, prevent coating shedding, prolong the protection cycle, thereby prolong the service life of steel pipe.
The steel tube surface Removal Technology and the equipment that use at present mainly comprise following several:
1, compressed air sandblast technology and equipment, efficient is higher, the surface roughness that can obtain requiring, but power consumption is large, and the elimination of dust contamination investment is large, administers bad meeting and causes serious air pollution, and big and medium-sized cities are being limited to use.
2, soak cleaning technology and equipment, efficient is high, can not be guaranteed but cleaning liquid pollutes rear quality, do not have surface roughness, sewage disposal system is complicated, and investment cost is large, administer meeting severe contamination out of control water source, along with the raising of environmental requirement, usefulness is few at present.
3, water under high pressure Removal Technology and equipment, water circulation is used, and do not have environmental pollution, but cleaning efficiency is low, does not have surface roughness, and the equipment operating cost is high.
4, high pressure liquid sandblast equipment has overcome the shortcoming of above-mentioned various removing surfaces, has efficient high, and is pollution-free, the surface roughness that can obtain wanting, and equipment investment is little, the characteristics that operating cost is low.。
The utility model content
The purpose of this utility model is exactly in order to provide the inside and outside surface high pressure water of a kind of steel pipe abrasive blast equipment.
In order to achieve the above object, the utility model has adopted following technical scheme: the inside and outside surface high pressure water of a kind of steel pipe abrasive blast equipment comprises steel pipe rotary mechanism, spray gun walking mechanism, water under high pressure mechanism, sand cycling mechanism, water circulation mechanism and spray gun mechanism; Described steel pipe frame is located in the steel pipe rotary mechanism, spray gun mechanism is installed on the spray gun walking mechanism, water under high pressure mechanism links to each other with spray gun mechanism by the water under high pressure pipeline, the sand cycling mechanism is by linking to each other with spray gun mechanism for the sandpipe road, the water inlet end of water circulation mechanism links to each other with the sand cycling mechanism by inlet pipeline, and the water side links to each other with water under high pressure mechanism by outlet pipeline.
Described steel pipe rotary mechanism comprises variable-frequency motor, reductor and rotation running roller, and reductor links to each other with the variable-frequency motor transmission, and the rotation running roller links to each other with speed reducer drive, and described steel pipe frame is located at and rotates on the running roller.
Described spray gun walking mechanism comprises variable-frequency motor, walking dolly and track, and walking dolly sets up in orbit and links to each other with the variable-frequency motor transmission, and variable-frequency motor drives walking dolly and does in orbit straight reciprocating motion; Described spray gun mechanism is installed on the walking dolly.
Described water under high pressure mechanism comprises frequency conversion high-pressure hydraulic pump and water under high pressure pipeline, and the water inlet of frequency conversion high-pressure hydraulic pump connects water circulation mechanism, and delivery port connects the water under high pressure pipeline, and the water under high pressure pipeline connects spray gun mechanism.
Described sand cycling mechanism comprise receive sand launder, carry the sand device, sand streaming tank and for sandpipe, receive the sand water that sand launder is arranged on the place ahead collection ejection of spray gun mechanism, an end of carrying the sand device links to each other with the bottom of receiving sand launder, the other end links to each other with the sand streaming tank, and the sand streaming tank is by linking to each other with spray gun mechanism for sandpipe.
Described water circulation mechanism comprises settling tank, water circulating pump, filter and elevated tank, the import of settling tank links to each other with the sand cycling mechanism, and the import of water circulating pump connects settling tank, and outlet connects filter, the outlet of filter connects elevated tank, and the outlet of elevated tank connects water under high pressure mechanism.
Described spray gun mechanism comprises blast nozzle, high-pressure water pipe, quicksand pipe and explosion stack, explosion stack is installed on the spray gun walking mechanism, high-pressure water pipe and confession sandpipe are installed in the explosion stack side by side, blast nozzle is installed in high-pressure water pipe and supplies the port of export of sandpipe, the entrance point of high-pressure water pipe connects the water under high pressure pipeline, and the entrance point of quicksand pipe connects for the sandpipe road.
The inside and outside surface high pressure water of the utility model steel pipe abrasive blast equipment has little, the economical operation of investment, efficient is high, labor strength is low, low-carbon environment-friendly, surface cleanness are good, the regulatable characteristics of surface roughness; The utility model can be cleared up diameter range Φ 15~Φ 2500mm, the steel pipe of length range 0.25m~15m; Surface after the utility model device processes, carry out application after adhesive force high, coating life is long, has good barrier propterty, product quality is high.
Description of drawings
Fig. 1, Fig. 2 are the Structure and Process schematic diagram of the inside and outside surface high pressure water of the utility model steel pipe abrasive blast equipment.
The specific embodiment
Referring to Fig. 1, Fig. 2, the inside and outside surface high pressure water of steel pipe of the present utility model abrasive blast equipment comprises steel pipe rotary mechanism 1, spray gun walking mechanism 2, water under high pressure mechanism 3, sand cycling mechanism 4, water circulation mechanism 5, spray gun mechanism 6 and steel pipe feed mechanism 7.The steel pipe 8 of being supplied with by steel pipe feed mechanism 7 is erected in the steel pipe rotary mechanism 1, spray gun mechanism 6 is installed on the spray gun walking mechanism 2, water under high pressure mechanism 3 links to each other with spray gun mechanism 6 by water under high pressure pipeline 32, sand cycling mechanism 4 is by linking to each other with spray gun mechanism 6 for sandpipe road 44, the water inlet end of water circulation mechanism 5 links to each other with sand cycling mechanism 4 by inlet pipeline 55, and the water side links to each other with water under high pressure mechanism 3 by outlet pipeline 56.
Cooperation is referring to Fig. 2, steel pipe rotary mechanism 1 in the utility model comprises variable-frequency motor 11, reductor (out not shown) and rotation running roller 12, reductor links to each other with variable-frequency motor 11 transmissions, and rotation running roller 12 links to each other with speed reducer drive, and described steel pipe 8 is erected on the rotation running roller 12.The rotary speed of steel pipe is regulated by variable-frequency motor, can be in 10~120r/min scope step-less adjustment.
Cooperation is referring to Fig. 2, spray gun walking mechanism 2 in the utility model comprises variable-frequency motor 21, walking dolly 22 and track 23, walking dolly 22 is erected on the track 23 and with variable-frequency motor 21 transmissions and links to each other, and variable-frequency motor drives walking dolly and does in orbit straight reciprocating motion; Movement velocity is regulated with variable-frequency motor, and scanning frequency is regulated according to the complexity of caliber and cleaning, its speed can be in 0.5~10m/min scope step-less adjustment.The range ability of dolly, can be adjusted in 1~15m scope with collision block and travel switch location according to pipe range.Whole spray gun mechanism 6 is fixed on the walking dolly, carries out simultaneously blasting treatment to managing inside and outside wall, also can only spray inner surface or only spray outer surface.
Cooperation is referring to Fig. 2, and the water under high pressure mechanism 3 in the utility model comprises frequency conversion high-pressure hydraulic pump 31 and water under high pressure pipeline 32, and the water inlet of frequency conversion high-pressure hydraulic pump 31 connects water circulation mechanism 5, and delivery port connects water under high pressure pipeline 32, and water under high pressure pipeline 32 connects spray gun mechanism 6.With frequency conversion high-pressure hydraulic pump regulation output pressure, its pressure can be in 20~70Mpa scope step-less adjustment, control valve is regulated single rifle head flow in the scope of 15~60L/min.
Cooperation is referring to Fig. 2, sand cycling mechanism 4 in the utility model comprise receive sand launder 41, carry sand device 42, sand streaming tank 43 and for sandpipe 44, receive the sand water that sand launder 41 is arranged on the place ahead collection ejection of spray gun mechanism 6, an end of carrying sand device 42 links to each other with the bottom of receiving sand launder 41, the other end links to each other with sand streaming tank 43, and sand streaming tank 43 is by linking to each other with spray gun mechanism 6 for sandpipe 44.Receiving sand launder is collected together the sand that sprays, iron scale, impurity are removed with screen pack and magnetic roller, fine sand overflows to water circulation mechanism, the sand that can be recycled sinks to be received at the bottom of the sand launder, mention in the sand streaming tank by carrying the sand device, water suspends sand, then by delivering to spray gun mechanism for sandpipe, can supply sand to the blast nozzle of 20m distance.Sand can be river sand, quartz sand, brown corundum.
Cooperation is referring to Fig. 2, water circulation mechanism 5 in the utility model comprises settling tank 51, water circulating pump 52, filter 53 and elevated tank 54, the import of settling tank 51 links to each other with sand cycling mechanism 4, the import of water circulating pump 52 connects settling tank 51, outlet connects filter 53, the outlet of filter 53 connects elevated tank 54, and the outlet of elevated tank 54 connects water under high pressure mechanism 3.Thicker silt is removed at settling tank, and thinner silt and dirt leach at filter, and filtering accuracy is generally 5 μ m.Water circulating pump is sent water to filter from settling tank and is then delivered to elevated tank by pipeline and valve, uses the valve regulated quantity of circulating water.
Cooperation is referring to Fig. 2, spray gun mechanism 6 in the utility model comprises blast nozzle 61, high-pressure water pipe 62, quicksand pipe 63 and explosion stack 64, explosion stack 64 is installed on the spray gun walking mechanism 2, high-pressure water pipe 62 and confession sandpipe 63 are installed in the explosion stack 61 side by side, blast nozzle 61 is installed in high-pressure water pipe and supplies the port of export of sandpipe, the entrance point of high-pressure water pipe connects water under high pressure pipeline 32, and the entrance point of quicksand pipe connects for sandpipe road 44.Water in the high-pressure water pipe by the ejection of the water spray aperture in the blast nozzle, produces its venturi action during ejection, form the siphon negative pressure at sand inlet, and the sand that fluidisation is good is delivered to blast nozzle by the quicksand pipe.In order to prevent that the high-pressure water pipe explosion from causing personal injury, quicksand pipe and high-pressure water pipe are contained in the thicker explosion stack.
Cooperation is referring to Fig. 2, steel pipe feed mechanism 7 in the utility model turns over pipe device 72, lower pipe by pallet 71, upper pipe and turns over pipe device 73 and consist of, the steel pipe of depositing on the pallet turns over pipe device 72 by upper pipe and serves steel pipe rotary mechanism 1, and the steel pipe that cleaning is good turns over pipe device 73 by lower pipe and delivers to cleaning finished product pallet.According to the quantity of sandblast mechanism, turn over the pipe device and can roll up simultaneously or turn down one to six roots of sensation steel pipe.
The utility model High-Pressure Water, drive the sand high-speed motion, produce higher kinetic energy, utilize kinetic energy impact, backing-off cutting, the sled of water and sand to shell oxide skin, coat of paint, greasy dirt, carbide, the attachment on body surface, it is come off from the body surface, reach cleaning surfaces, its efficient is more than the twice of compressed air sandblast; Adjusting hydraulic pressure, the rotary speed of pipe, the speed of travel of rifle, the particle diameter of sand come the roughness of control valve surface; Sand is fed to jet blower and accelerates ejection with after water mixes, and the ash effect of pouncing on of damp sand and water makes sandblast process free from dust, and Sha Heshui recycles environmentally safe; The operation of steel pipe, sand, water is all finished by mechanical mechanism, and labor strength is low.

Claims (7)

1. the inside and outside surface high pressure water of a steel pipe abrasive blast equipment is characterized in that: comprise steel pipe rotary mechanism, spray gun walking mechanism, water under high pressure mechanism, sand cycling mechanism, water circulation mechanism and spray gun mechanism; Described steel pipe frame is located in the steel pipe rotary mechanism, spray gun mechanism is installed on the spray gun walking mechanism, water under high pressure mechanism links to each other with spray gun mechanism by the water under high pressure pipeline, the sand cycling mechanism is by linking to each other with spray gun mechanism for the sandpipe road, the water inlet end of water circulation mechanism links to each other with the sand cycling mechanism by inlet pipeline, and the water side links to each other with water under high pressure mechanism by outlet pipeline.
2. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described steel pipe rotary mechanism comprises variable-frequency motor, reductor and rotation running roller, reductor links to each other with the variable-frequency motor transmission, the rotation running roller links to each other with speed reducer drive, and described steel pipe frame is located on the rotation running roller.
3. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described spray gun walking mechanism comprises variable-frequency motor, walking dolly and track, walking dolly sets up in orbit and links to each other with the variable-frequency motor transmission, and variable-frequency motor drives walking dolly and does in orbit straight reciprocating motion; Described spray gun mechanism is installed on the walking dolly.
4. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described water under high pressure mechanism comprises frequency conversion high-pressure hydraulic pump and water under high pressure pipeline, the water inlet of frequency conversion high-pressure hydraulic pump connects water circulation mechanism, delivery port connects the water under high pressure pipeline, and the water under high pressure pipeline connects spray gun mechanism.
5. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described sand cycling mechanism comprise receive sand launder, carry the sand device, sand streaming tank and for sandpipe, receive the sand water that sand launder is arranged on the place ahead collection ejection of spray gun mechanism, an end of carrying the sand device links to each other with the bottom of receiving sand launder, the other end links to each other with the sand streaming tank, and the sand streaming tank is by linking to each other with spray gun mechanism for sandpipe.
6. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described water circulation mechanism comprises settling tank, water circulating pump, filter and elevated tank, the import of settling tank links to each other with the sand cycling mechanism, the import of water circulating pump connects settling tank, outlet connects filter, the outlet of filter connects elevated tank, and the outlet of elevated tank connects water under high pressure mechanism.
7. the inside and outside surface high pressure water of steel pipe according to claim 1 abrasive blast equipment, it is characterized in that: described spray gun mechanism comprises blast nozzle, high-pressure water pipe, quicksand pipe and explosion stack, explosion stack is installed on the spray gun walking mechanism, high-pressure water pipe and confession sandpipe are installed in the explosion stack side by side, blast nozzle is installed in high-pressure water pipe and supplies the port of export of sandpipe, the entrance point of high-pressure water pipe connects the water under high pressure pipeline, and the entrance point of quicksand pipe connects for the sandpipe road.
CN 201220363942 2012-07-25 2012-07-25 High-pressure water sand blasting equipment for both inner surface and outer surface of steel pipe Active CN202763689U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220363942 CN202763689U (en) 2012-07-25 2012-07-25 High-pressure water sand blasting equipment for both inner surface and outer surface of steel pipe

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Application Number Priority Date Filing Date Title
CN 201220363942 CN202763689U (en) 2012-07-25 2012-07-25 High-pressure water sand blasting equipment for both inner surface and outer surface of steel pipe

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103170918A (en) * 2013-04-10 2013-06-26 长沙矿冶研究院有限责任公司 High-pressure water jet sand-blast cleaning production line for inner surface of tubing
CN103567876A (en) * 2012-07-25 2014-02-12 上海图博可特石油管道涂层有限公司 High-pressure water sandblasting device for both inner surface and outer surface of steel pipe
CN104625895A (en) * 2015-03-02 2015-05-20 四川力锋科技股份有限公司 Energy-saving and environment-friendly type stone roughening machine with sand recycling device
CN108589493A (en) * 2018-05-07 2018-09-28 段满红 A kind of working method of highway graticule remove device
CN108589492A (en) * 2018-05-07 2018-09-28 段满红 A kind of highway graticule remove device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103567876A (en) * 2012-07-25 2014-02-12 上海图博可特石油管道涂层有限公司 High-pressure water sandblasting device for both inner surface and outer surface of steel pipe
CN103170918A (en) * 2013-04-10 2013-06-26 长沙矿冶研究院有限责任公司 High-pressure water jet sand-blast cleaning production line for inner surface of tubing
CN103170918B (en) * 2013-04-10 2016-06-22 长沙矿冶研究院有限责任公司 Internal surface of pipe high-pressure water-jet blasting cleaning production line
CN104625895A (en) * 2015-03-02 2015-05-20 四川力锋科技股份有限公司 Energy-saving and environment-friendly type stone roughening machine with sand recycling device
CN108589493A (en) * 2018-05-07 2018-09-28 段满红 A kind of working method of highway graticule remove device
CN108589492A (en) * 2018-05-07 2018-09-28 段满红 A kind of highway graticule remove device
CN108589493B (en) * 2018-05-07 2020-11-20 盐城市钊扬工业设计有限公司 Working method of road marking removing device

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