CN107321671B - Ultrahigh pressure water derusting vehicle and derusting method - Google Patents

Ultrahigh pressure water derusting vehicle and derusting method Download PDF

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Publication number
CN107321671B
CN107321671B CN201710522746.2A CN201710522746A CN107321671B CN 107321671 B CN107321671 B CN 107321671B CN 201710522746 A CN201710522746 A CN 201710522746A CN 107321671 B CN107321671 B CN 107321671B
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China
Prior art keywords
derusting
hinged
rust removing
pressure water
vehicle
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CN107321671A (en
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张智林
张行波
王静
史静跃
汪文贵
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Wanbang Shipbuilding Zhoushan Co ltd
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Wanbang Shipbuilding Zhoushan Co ltd
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Publication of CN107321671A publication Critical patent/CN107321671A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02Cleaning by the force of jets or sprays
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool

Abstract

The invention discloses an ultrahigh pressure water derusting vehicle, which comprises a vehicle body, a high pressure derusting device and a vacuum recovery system, wherein a reciprocating mechanism is arranged in front of the vehicle body, and the high pressure derusting device is arranged on the reciprocating mechanism; the high-pressure rust removing device comprises a spray head and a sealing housing outside the spray head, the spray head is communicated to the ultrahigh pressure pump through an ultrahigh pressure hose, and the sealing housing is communicated to the vacuum recovery system through a recovery pipe. The vacuum recovery system is adopted to recover sewage dirt after the ultrahigh pressure water derusting is finished, so that the effects of cleaning the working surface and maintaining a good working environment are achieved, the moisture on the working surface can be rapidly evaporated, the paint spraying operation can be directly carried out after the derusting operation is finished, the rust return phenomenon of the working surface is reduced, the working time is shortened, and the derusting effect is improved. In addition, the invention also discloses a rust removing method based on the rust removing vehicle.

Description

Ultrahigh pressure water rust removal vehicle and rust removal method
Technical Field
The invention relates to the technical field of ship manufacturing and maintenance, in particular to an ultrahigh pressure water derusting vehicle and a derusting method.
Background
At present, a sand blasting and shot blasting method is commonly used in the domestic industry for paint removal and rust removal, the traditional process often causes a large amount of dust pollution, even dust and sand still exist in an air layer with the height of 2.5 kilometers, and the method is one of a plurality of factors for causing PM 2.5 large-area pollution.
At present, developed countries in Europe are from forbidding daytime sand blasting to forbidding sand blasting completely, customers are surrendered to countries and regions with unsound environmental protection rules, sand blasting procedures are transitionally transferred to developing countries with environment-friendly economic benefits, but with the improvement of domestic environmental awareness and the rise of labor cost, the traditional sand blasting operation cannot meet domestic requirements, other methods are urgently needed to change the traditional operation method, and ultrahigh pressure automatic equipment gradually goes into the sight of repair enterprises.
With the gradual popularization of the ultra-high pressure water rust removal, the existing equipment can not meet the requirement of paint operation after the rust removal is finished, sewage splashes in the rust removal process, waste water can not be recycled, the rust removal position can quickly generate the rust removal phenomenon, the rust removal efficiency is very low, the production requirement is difficult to meet, and a huge obstacle is caused to the popularization of the ultra-high pressure rust removal mode, so that the equipment which meets the environmental protection requirement and improves the rust removal quality and the production efficiency is required to be designed and manufactured.
Disclosure of Invention
In order to overcome the defects of the conventional ultrahigh pressure water rust removal device, the invention provides an ultrahigh pressure water rust removal vehicle and a rust removal method.
The technical scheme adopted by the invention is as follows:
an ultrahigh pressure water derusting vehicle comprises a vehicle body, a high pressure derusting device and a vacuum recovery system, wherein a reciprocating mechanism is arranged in front of the vehicle body, and the high pressure derusting device is arranged on the reciprocating mechanism; the high-pressure rust removing device comprises a spray head and a sealing housing outside the spray head, the spray head is communicated to the ultrahigh pressure pump through an ultrahigh pressure hose, and the sealing housing is communicated to the vacuum recovery system through a recovery pipe.
The high-pressure rust removal device comprises a connecting pipe, one end of the connecting pipe is used for being connected with the reciprocating mechanism, a support is arranged at the other end of the connecting pipe, a rust removal barrel which is movably matched with the support is arranged on the support, the spray head is arranged in the middle of the rust removal barrel, a sealing mechanism is arranged at the edge of the bottom of the rust removal barrel, and the rust removal barrel and the sealing mechanism form the sealing housing.
The reciprocating mechanism comprises a machine body, a guide rail, a suspension structure, a driving mechanism and a panel for mounting the high-pressure rust removal device, wherein the guide rail is mounted on the machine body, the machine body is mounted on the guide rail by using the suspension structure and moves in a reciprocating manner along the guide rail under the action of the driving mechanism, and the panel is fixed on the machine body.
The driving mechanism comprises a gear motor and a gear rack transmission device, the gear motor is installed on the machine body, a rack of the gear rack transmission device is installed on the guide rail, and a gear is installed on an output shaft of the gear motor and meshed with the rack.
The suspension mechanism comprises a suspension wheel and a clamping wheel which are arranged on the machine body, the suspension wheel and the clamping wheel are grooved wheels, and the suspension wheel and the clamping wheel are respectively clamped at the upper end and the lower end of the vertical plate of the T-shaped section.
The suspension wheels and the clamping wheels are arranged on the panel, and the number of the suspension wheels is at least two.
And two ends of the guide rail are provided with limit switches which can be in contact with the machine body.
The vehicle body comprises a tractor and a trailer, and the vacuum recovery system is arranged on the trailer.
The front end of the vehicle body is provided with a screw rod lifter, and the reciprocating motion mechanism is arranged on a lifting platform of the screw rod lifter.
A rust removing method based on the ultrahigh pressure water rust removing vehicle comprises the following steps: outputting high-pressure water by an ultrahigh-pressure pump, outputting the high-pressure water to an operation surface through a hose and a spray head, and performing ultrahigh-pressure water jet flow rust removal; a sealing cover shell is arranged outside the spray head, the sealing cover shell is communicated with a vacuum system, and the vacuum system synchronously sucks in vacuum during jet flow rust removal to suck away sewage in the cover shell; a moving carrier is additionally arranged to drive the spray head to move on the operation surface according to instructions, and large-area rust removal operation is carried out; when the ultrahigh pressure water jet is used for derusting, the water pressure is 200-300MPa, the flow is more than 30L/min, and the vacuum degree in the housing is less than 0.06MPa.
The invention has the beneficial effects that: the rust removing principle of the invention is similar to the existing ultrahigh pressure water rust removing technology, but the vacuum recovery system is adopted to recover sewage dirt after the rust removing is finished, thereby not only cleaning the working surface and maintaining good working environment, but also rapidly evaporating the water on the working surface, and directly spraying paint after the rust removing is finished, reducing the rust returning phenomenon of the working surface, shortening the working time and improving the rust removing effect.
Drawings
Fig. 1 is a schematic diagram of a first embodiment of the present invention.
Fig. 2 is a schematic top view of a first embodiment of the present invention.
FIG. 3 is a schematic diagram of a second embodiment of the present invention.
Fig. 4 is a schematic top view of a second embodiment of the present invention.
Fig. 5 is a schematic view of a high-pressure rust removing apparatus in an embodiment of the present invention.
Fig. 6 is another schematic view of the high pressure rust removing apparatus in the embodiment of the present invention.
Fig. 7 is a schematic view of a sealed enclosure in an embodiment of the invention.
FIG. 8 is an enlarged schematic view of a connecting tube in the embodiment of the present invention.
Fig. 9 is a schematic perspective view of a high-pressure rust removing apparatus in an embodiment of the present invention.
FIG. 10 is an enlarged view of the point A in example A of the present invention.
FIG. 11 is a schematic view of a vacuum recovery system in an embodiment of the present invention.
Fig. 12 is a schematic view of a reciprocating mechanism in the third embodiment of the present invention.
FIG. 13 is a sectional view taken along line B-B in the third embodiment of the present invention.
Fig. 14 is a schematic view of a reciprocating mechanism in the fourth embodiment of the present invention.
FIG. 15 is a cross-sectional view taken along line C-C in the fourth embodiment of the present invention.
FIG. 16 is a schematic view of a suspension wheel and a clamping wheel in an embodiment of the invention.
The device comprises a vehicle body 1, a high-pressure rust removing device 2, a vacuum recovery system 3, a reciprocating mechanism 4, a tractor 1-1, a trailer 1-2, a pipe support 1-3, a generator 1-4, a power distribution control box 1-5, a screw rod elevator 1-6, a laser indicator 1-7, a camera 1-8, a display screen 1-9, a spray head 2-1, a sealing cover 2-2, an ultrahigh pressure hose 2-3, a connecting pipe 2-4, a support 2-5, a rust removing cylinder 2-6, a sealing mechanism 2-7, a first connecting pipe 2-8, a second connecting pipe 2-9, a first spring 2-10, an installation ring 2-11, an installation pin 2-12, a second spring 2-13, a hairbrush 2-14, a sealing strip 2-15, a sealing strip 2-13, a rubber strip and a rubber strip 2-16 parts of wear-resistant copper sheet, 2-17 parts of first hinged seat, 2-18 parts of first hinged shaft, 2-19 parts of hinged frame, 2-20 parts of first hinged hole, 2-21 parts of second hinged seat, 2-22 parts of second hinged shaft, 2-23 parts of second hinged hole, 2-24 parts of universal wheel, 2-25 parts of third spring, 3-1 parts of rack, 3-2 parts of dirt collection box, 3-3 parts of recovery pipe, 3-4 parts of blow-off pipe, 3-5 parts of blow-off pump, 3-6 parts of vacuum pump, 3-7 parts of stirrer, 3-8 parts of overrun sensor, 3-9 parts of water level sensor, 3-10 parts of control box, 3-11 parts of air filtering device, 3-12 parts of protective net, 3-13 parts of blow-off valve, 4-1 parts of machine body, 4-2 parts of guide rail, 4-3 parts of suspension structure, 4-4 parts of driving mechanism, 4-4 parts of drive mechanism, 4 parts of drive mechanism, 4-5 parts of a panel, 4-6 parts of a speed reducing motor, 4-7 parts of a gear rack transmission device, 4-8 parts of a suspension wheel, 4-9 parts of a clamping wheel, 4-10 parts of a bearing mounting hole, 4-11 parts of a bearing, 4-12 parts of a limit switch and 4-13 parts of a horizontal fixing plate.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
The "ultrahigh pressure hose" in the examples generally means a hose having a pressure resistance of more than 31.5 MPa.
In the embodiment, the rust removal method for the flat bottom of the ship comprises the steps that high-pressure water is output by an ultrahigh-pressure pump and is output to a working surface through a hose and a spray head, and ultrahigh-pressure water jet flow rust removal is carried out; a sealing housing is arranged outside the spray head, the housing is communicated with a vacuum system, and the vacuum system synchronously sucks in vacuum during jet flow rust removal to suck away sewage in the housing; a moving carrier is additionally arranged to drive the spray head to move on the operation surface according to instructions, and large-area rust removal operation is carried out; when the ultrahigh pressure water jet is used for derusting, the water pressure is 200 to 300MPa, the flow is more than 30L/min, and the vacuum degree in a housing is lower than 0.06MPa. The rust removing principle of the embodiment is similar to that of the existing ultrahigh pressure water rust removing technology, but the vacuum recovery system is adopted to recover sewage and dirt after the rust removing is completed, so that the effects of cleaning the working surface and maintaining a good working environment are achieved, the moisture of the working surface can be rapidly evaporated, the paint spraying operation can be directly performed after the rust removing operation is completed, the rust returning phenomenon of the working surface is reduced, the working time is shortened, and the rust removing effect is improved.
In the first and second embodiments, as shown in fig. 1, 2, 3 and 4, a derusting vehicle for implementing the derusting method comprises a vehicle body 1, a high-pressure derusting device 2 and a vacuum recovery system 3, wherein a reciprocating mechanism 4 is arranged in front of the vehicle body 1, and the high-pressure derusting device 2 is arranged on the reciprocating mechanism 4; the high-pressure rust removing device 2 comprises a spray head 2-1 and a sealing housing 2-2 outside the spray head, wherein the spray head 2-1 is communicated to an ultrahigh pressure pump through an ultrahigh pressure hose 2-3, and the sealing housing 2-2 is communicated to a vacuum recovery system 3 through a recovery pipe 3-3. In the first and second embodiments, the rust removing method is realized by adopting the movable carrier, namely the vehicle body 1, and is particularly suitable for removing rust on a large-range working surface.
In the embodiment, as shown in fig. 5, 6, 7, 8, 9 and 10, the high-pressure rust removal device 2 comprises a connecting pipe 2-4 with one end used for being connected with a reciprocating mechanism 4, a support 2-5 is arranged at the other end of the connecting pipe 2-4, a rust removal barrel 2-6 which is movably matched with the support 2-5 is arranged on the support 2-5, the spray head 2-1 is arranged in the middle of the rust removal barrel 2-6, a sealing mechanism 2-7 is arranged at the edge of the bottom of the rust removal barrel 2-6, and the rust removal barrel 2-6 and the sealing mechanism 2-7 form the sealing housing 2-2. When the rust removing device is used, the edge of the rust removing cylinder 2-6 is in contact with a surface to be treated, the inner cavity of the rust removing cylinder can form a relatively sealed sealing housing 2-2 for storing waste water, the waste water is pumped out through the vacuum recovery system 3 to be stored in a container, no environmental pollution is caused, the spray head 2-1 is connected with the ultrahigh pressure water pump and used for providing high pressure water for rust removal, and the connecting pipe 2-4 can be connected with the vehicle body 1 through a screw or a connecting flange. The spray head 2-1 of the embodiment is preferably a rotary spray head, namely the spray head 2-1 is driven to rotate by ultrahigh pressure water through the obliquely arranged water spray holes, so that the rust removing effect is good.
In the embodiment, as shown in fig. 5, 6, and 8, the connecting pipes 2 to 4 include a first connecting pipe 2 to 8 and a second connecting pipe 2 to 9, the first connecting pipe 2 to 8 is used for connecting with the reciprocating mechanism 4, one end of the second connecting pipe 2 to 9 is connected with the bracket 2 to 5, the other end of the second connecting pipe extends into the first connecting pipe 2 to 8, a first spring 2 to 10 is arranged in the first connecting pipe 2 to 8, one end of the first spring 2 to 10 is in press fit with the inner wall of the top of the first connecting pipe 2 to 8, and the other end of the first spring 2 to 10 is in press fit with the second connecting pipe 2 to 9. The first connecting pipe 2-8 of the embodiment can move relative to the second connecting pipe 2-9 through the first spring 2-10, so that the whole connecting rod 2-4 has a certain buffering effect, the derusting cylinders 2-6 are prevented from being damaged, and the service life is prolonged.
In the embodiment, as shown in fig. 8, wear-resistant copper sheets 2-16 are further arranged between the first springs 2-10 and the second connecting pipes 2-9. The wear-resistant copper sheets 2 to 16 of the embodiment have the advantages of improving the wear resistance and prolonging the service life.
In the embodiment, as shown in fig. 7, the sealing mechanism 2-7 comprises a mounting ring 2-11 arranged on the circumferential outer wall of the derusting cylinder 2-6, a mounting pin 2-12 is arranged at the top end of the mounting ring 2-11, one end of the mounting pin 2-12 extends into the mounting ring 2-11, a second spring 2-13 is sleeved on the outer side of the mounting ring, the sealing mechanism further comprises a brush 2-14, the brush 2-14 is arranged in the mounting ring 2-11, one end of the second spring 2-13 is in press fit with the inner wall of the top of the mounting ring 2-11, and the other end of the second spring is in press fit with the top of the brush 2-14; and a sealing strip 2-15 is also arranged between the brush 2-14 and the circumferential outer wall of the derusting cylinder 2-6. In the embodiment, when an uneven treatment surface is met, the brushes 2-14 can rise and are pre-tightened by the second springs 2-13, and various uneven occasions are used, preferably, the bottoms of the mounting pins 2-12 penetrate through the brushes 2-14 and are provided with bolts, so that the brushes 2-14 can move up and down without falling out, and on the other hand, the sealing strips 2-15 are arranged between the brushes 2-14 and the derusting cylinders 2-6 to prevent leakage and achieve better use effect.
In the embodiment, as shown in fig. 9 and 10, the derusting cylinders 2-6 are hinged with the brackets 2-5; the left and right corresponding sides of the circumferential outer wall of the derusting cylinder 2-6 are respectively provided with a first hinged seat 2-17, the first hinged seats 2-17 are provided with first hinged shafts 2-18, the derusting machine further comprises hinged frames 2-19, the left and right sides of the hinged frames 2-19 are provided with first hinged holes 2-20 hinged with the two first hinged shafts 2-18, the outer walls of the upper and lower sides of the hinged frames 2-19 are provided with second hinged seats 2-21, the second hinged seats 2-21 are provided with second hinged shafts 2-22, and the support 2-5 is provided with second hinged holes 2-23 hinged with the second hinged shafts 2-22; third springs 2-25 are arranged between the two sides of the hinged frames 2-19 and the supports 2-5. Therefore, the derusting cylinders 2-6 can swing up and down and also can swing left and right, and the using effect is better. Preferably, the first hinge axis 2-18 and the second hinge axis 2-22 are relatively vertically disposed.
In the embodiment, as shown in fig. 5 and 6, universal wheels 2-24 are further mounted at the bottoms of the derusting cylinders 2-6. The structure of the embodiment is more convenient when the processing surface moves, and the using effect is better.
In the embodiment, as shown in fig. 11, the vacuum recovery system 3 comprises a rack 3-1 and a sewage collection tank 3-2 arranged in the rack 3-1, the sewage collection tank 3-2 is communicated with a recovery pipe 3-3 and is provided with a sewage discharge pipe 3-4, the sewage discharge pipe 3-4 is provided with a sewage discharge pump 3-5, a vacuum pump 3-6 is connected above the sewage collection tank 3-2, a stirrer 3-7, an overrun sensor 3-8 capable of detecting the sewage level and a water level sensor 3-9 are arranged in the sewage collection tank 3-2, the vacuum recovery system further comprises a control box 3-10, the overrun sensor 3-8 and the water level sensor 3-9 transmit signals to the control box 3-10, and the control box 3-10 controls the opening and closing of the sewage discharge pump 3-5, the vacuum pump 3-6 and the stirrer 3-7. In the embodiment, the wastewater generated by the high-pressure rust removal device 2 is absorbed into a sewage collection tank 3-2 through a vacuum pump 3-6, and then the sewage is discharged into a water collection tank through a sewage discharge pump 3-5; the agitation by the agitator 3-7 prevents solid particles in the rust water from settling in the dirt collection tank 3-2. When the liquid level is at a high level, the water level sensor 3-9 sends a signal to the control box 3-10, and the control box 3-10 controls the sewage pump 3-5 to start to discharge sewage; when the liquid level is at a low level, the water level sensor 3-9 sends a signal to the control box 3-10, and the control box 3-10 controls the sewage pump 3-5 to be closed, so that the impeller of the sewage pump 3-5 can be prevented from being burnt out in a dry grinding way; when the liquid level is at the warning position, the overrun sensor 3-8 sends a signal to the control box 3-10, and the control box 3-10 controls the vacuum pump 3-6 to stop, so that the situation that the vacuum pump 3-6 sucks sewage to cause the pump body to be burnt is prevented.
In the embodiment, as shown in fig. 11, an air filtering device 3-11 is arranged in the dirt collection tank 3-2, and the air filtering device 3-11 is located in front of an air inlet of the vacuum pump 3-6. The air filtering device 3-11 of the embodiment can filter particulate matters in air, ensure the tidiness of the air inlet of the vacuum pump 3-6 and the fan blade, and avoid the efficiency reduction or damage of the vacuum pump 3-6 caused by accumulation of particulate matters at the air inlet of the vacuum pump 3-6 and the fan blade.
In the embodiment, as shown in fig. 11, a protective net 3-12 for preventing the recycling pipes 3-3 from falling is provided on the top of the frame 3-1. In the rust removing process, the frame 3-1 is always kept still, the recovery pipes 3-3 can move along with the high-pressure rust removing device 2, so that the longer recovery pipes 3-3 are needed, when the rust removing device does not need to work, the recovery pipes 3-3 can be placed at the top of the frame 3-1 to prevent the recovery pipes 3-3 from being stacked in a mess, and the recovery pipes 3-3 at the top of the frame 3-1 can be effectively prevented from falling off by the protective net 3-12.
In the embodiment, as shown in FIG. 11, a drain valve 3-13 is arranged at the bottom of the sewage collection tank 3-2. When the bottom of the sewage collection box 3-2 is full of rust-like particles and the sewage discharge pipe 3-4 cannot discharge the rust-like particles, the rust-like particles can be discharged by arranging a sewage discharge valve 3-13 at the bottom of the sewage collection box 3-2.
In the third embodiment, as shown in fig. 12 and 13, the reciprocating mechanism 4 comprises a machine body 4-1, a guide rail 4-2, a suspension structure 4-3, a driving mechanism 4-4 and a panel 4-5 for mounting the high-pressure rust removing device 2, wherein the guide rail 4-2 is mounted on the vehicle body 1, the machine body 4-1 is mounted on the guide rail 4-2 by using the suspension structure 4-3 and moves back and forth along the guide rail 4-2 under the action of the driving mechanism 4-4, and the panel 4-5 is fixed on the machine body 4-1. The third embodiment has the characteristics of simple structure and stable performance.
In the third embodiment, as shown in fig. 12 and 13, the driving mechanism 4-4 includes a gear motor 4-6 and a rack-and-pinion transmission device 4-7, the gear motor 4-6 is mounted on the machine body 4-1, a rack of the rack-and-pinion transmission device 4-7 is mounted on the guide rail 4-2, and a gear is mounted on an output shaft of the gear motor 4-6 and meshed with the rack. In the third embodiment, other transmission modes can be selected to realize the reciprocating movement of the machine body 4-1.
In the third embodiment, as shown in fig. 12 and 13, the guide rail 4-2 is a T-shaped bar which is arranged by rotating 90 °, the rack is installed on a horizontal plate of the T-shaped bar, and the suspension mechanism 4-3 is installed on a vertical plate of the T-shaped bar. In the third embodiment, the T-shaped material is used as the guide rail 4-2, so that the processing amount is small and the cost is low.
In the third embodiment, as shown in fig. 12 and 13, the suspension mechanism 4-3 includes a suspension wheel 4-8 and a fastening wheel 4-9 mounted on the machine body 4-1, the suspension wheel 4-8 and the fastening wheel 4-9 are grooved wheels, and the suspension wheel 4-8 and the fastening wheel 4-9 are respectively fastened to the upper end and the lower end of the vertical plate of the T-shaped section. The third structure of the embodiment is that the suspension mechanism 4-3 is firmly installed and is not easy to fall off.
In the third embodiment, as shown in fig. 16, bearing mounting holes 4-10 are provided in the centers of the suspension wheels 4-8 and the clamping wheels 4-9, and bearings 4-11 are mounted in the bearing mounting holes 4-10. The structure saves a special bearing seat, and has simple structure and good effect.
In the third embodiment, as shown in fig. 12 and 13, the suspension wheels 4-8 and the clamping wheels 4-9 are installed on the panel 4-5. The panel 4-5 in the structure is used for installing the high-pressure rust removing device 2 and also used for installing the suspension mechanism 4-3, and the structure is compact.
In the third and fourth embodiments, as shown in fig. 12, 13, 14 and 15, at least two suspension wheels 4-8 are provided. The structure can well ensure the stability of the machine body 4-1.
In the third and fourth embodiments, as shown in fig. 12, 13, 14 and 15, two ends of the guide rail 4-2 are provided with limit switches 4-12 which can contact with the machine body 4-1. The limit switch 4-12 enables the machine body 4-1 to move back and forth on the guide rail 4-2, thereby being convenient for realizing automatic control,
in the fourth embodiment, as shown in fig. 14 and 15, the panel 4-5 is vertically arranged, and the lower end of the panel 4-5 is provided with a horizontal fixing plate 4-13 for installing the high-pressure rust removing device 2. The fourth embodiment provides another installation mode of the high-pressure rust removing device 2, and the structure is more compact.
In the first and second embodiments, as shown in fig. 1, 2, 3, and 4, the vacuum recovery system 3 is mounted at the rear end of the vehicle body 1. The vacuum recovery system 3 may be fixed as shown in fig. 11, but it is more convenient to install the vacuum recovery system 3 on the vehicle body 1.
In the first embodiment, as shown in fig. 1 and 2, the vehicle body 1 includes a tractor 1-1 and a trailer 1-2, and the vacuum recovery system 3 is disposed on the trailer 1-2. The tractor 1-1 of the first embodiment can be modified from an existing dock floor sand cleaning vehicle, and the trailer 1-2 is relatively simple to manufacture.
In the first embodiment, as shown in fig. 2, a pipe support 1-3 for supporting an ultrahigh pressure hose 2-3 and a recovery pipe 3-3 is provided on the top of the tractor 1-1. The structure can prevent the high-pressure hose 2-3 and the recovery pipe 3-3 from being rolled by the vehicle body 1,
in the first and second embodiments, as shown in fig. 1, 2, 3 and 4, the vacuum recovery system further comprises a generator 1-4 for supplying power to the vacuum recovery system 3 and the reciprocating mechanism 4, wherein the generator 1-4 is mounted on the tractor 1-1 or the trailer 1-2. The device has a plurality of power consumption devices, usually, an external power supply is needed to meet the requirements, and the rust removing vehicle can finish independent work through the generator 1-4 arranged on the tractor 1-1 or the trailer 1-2, so that the adaptability is stronger.
In the first and second embodiments, as shown in fig. 1, 2, 3 and 4, the power distribution system further includes a power distribution control box 1-5 installed on the tractor 1-1, the power distribution control box 1-5 is used for controlling the actions of the vacuum recovery system 3, the reciprocating mechanism 4 and the generator 1-4, and the power distribution control box 1-5 is arranged on the side of the driver seat of the vehicle body 1. The structure has high control integration degree, and can finish all operations by one person.
In the second embodiment, as shown in fig. 3 and 4, the screw lifters 1 to 6 are attached to the front end of the vehicle body 1, and the reciprocating mechanism 4 is attached to the lift tables of the screw lifters 1 to 6. The screw lifters 1 to 6 of the second embodiment facilitate height adjustment of the high pressure rust removing apparatus 2 to be suitable for different ship types and docks.
In the first and second embodiments, as shown in fig. 1 and 3, a laser pointer 1-7 and a camera 1-8 are installed in front of the vehicle body 1, the camera 1-8 is provided with a display screen 1-9, and the display screen 1-9 is arranged above and in front of a driver seat of the vehicle body 1. This structure is convenient for the better manipulation of operator, even also can normally work at the not good operating mode of light.
It should be understood that the above-described embodiments of the present invention are merely examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. There is no need or no way to give poor examples of all embodiments. And such obvious changes and modifications which are within the spirit of the invention are deemed to be covered by the present invention.

Claims (9)

1. The utility model provides an ultrahigh pressure water rust cleaning car which characterized in that: the device comprises a vehicle body (1), a high-pressure rust removing device (2) and a vacuum recovery system (3), wherein a reciprocating mechanism (4) is arranged in front of the vehicle body (1), and the high-pressure rust removing device (2) is arranged on the reciprocating mechanism (4); the high-pressure rust removing device (2) comprises a spray head (2-1) and a sealing housing (2-2) outside the spray head, the spray head (2-1) is communicated to the ultrahigh pressure pump through an ultrahigh pressure hose (2-3), and the sealing housing (2-2) is communicated to the vacuum recovery system (3) through a recovery pipe (3-3);
the high-pressure rust removing device (2) comprises a connecting pipe (2-4) with one end used for being connected with the reciprocating mechanism (4), a support (2-5) is arranged at the other end of the connecting pipe (2-4), a rust removing cylinder (2-6) which is movably matched with the support (2-5) is arranged on the support (2-5), the spray head (2-1) is arranged in the middle of the rust removing cylinder (2-6), a sealing mechanism (2-7) is arranged at the edge of the bottom of the rust removing cylinder (2-6), and the rust removing cylinder (2-6) and the sealing mechanism (2-7) form a sealing housing (2-2);
the derusting cylinder (2-6) is hinged with the bracket (2-5); the left and right corresponding sides of the circumferential outer wall of the derusting cylinder (2-6) are provided with first hinged seats (2-17), first hinged shafts (2-18) are arranged on the first hinged seats (2-17), the derusting machine further comprises hinged frames (2-19), first hinged holes (2-20) hinged with the first hinged shafts (2-18) are formed in the left and right sides of the hinged frames (2-19), second hinged seats (2-21) are arranged on the outer walls of the upper side and the lower side of the hinged frames (2-19), second hinged shafts (2-22) are arranged on the second hinged seats (2-21), second hinged holes (2-23) hinged with the second hinged shafts (2-22) are formed in the supports (2-5), and third springs (2-25) are arranged between the two sides of the hinged frames (2-19) and the supports (2-5).
2. The ultra-high pressure water rust removing vehicle as recited in claim 1, wherein: the reciprocating mechanism (4) comprises a machine body (4-1), a guide rail (4-2), a suspension structure (4-3), a driving mechanism (4-4) and a panel (4-5) for mounting the high-pressure rust removing device (2), wherein the guide rail (4-2) is mounted on the machine body (1), the machine body (4-1) is mounted on the guide rail (4-2) through the suspension mechanism (4-3) and moves in a reciprocating mode along the guide rail (4-2) under the action of the driving mechanism (4-4), and the panel (4-5) is fixed on the machine body (4-1).
3. The ultra-high pressure water derusting vehicle as recited in claim 2, wherein: the driving mechanism (4-4) comprises a speed reducing motor (4-6) and a gear rack transmission device (4-7), the speed reducing motor (4-6) is installed on the machine body (4-1), a rack of the gear rack transmission device (4-7) is installed on the guide rail (4-2), and a gear is installed on an output shaft of the speed reducing motor (4-6) and meshed with the rack.
4. The ultra-high pressure water derusting vehicle as recited in claim 2, wherein: the suspension mechanism (4-3) comprises a suspension wheel (4-8) and a clamping wheel (4-9) which are arranged on the machine body (4-1), the suspension wheel (4-8) and the clamping wheel (4-9) are grooved wheels, and the suspension wheel (4-8) and the clamping wheel (4-9) are respectively clamped at the upper end and the lower end of a vertical plate of the T-shaped section.
5. The ultra-high pressure water derusting vehicle as recited in claim 4, wherein: the suspension wheels (4-8) and the clamping wheels (4-9) are arranged on the panel (4-5), and at least two suspension wheels (4-8) are arranged.
6. The ultra-high pressure water rust removing vehicle as recited in claim 2, characterized in that: and two ends of the guide rail (4-2) are provided with limit switches (4-12) which can be in contact with the machine body (4-1).
7. The ultra-high pressure water rust removing vehicle as recited in claim 1, wherein: the vehicle body (1) comprises a tractor (1-1) and a trailer (1-2), and the vacuum recovery system (3) is arranged on the trailer (1-2).
8. The ultra-high pressure water rust removing vehicle as recited in claim 7, wherein: the front end of the vehicle body (1) is provided with a screw rod lifter (1-6), and the reciprocating motion mechanism (4) is arranged on a lifting platform of the screw rod lifter (1-6).
9. A rust removal method based on the ultra-high pressure water rust removal vehicle as defined in claim 1, characterized in that:
outputting high-pressure water by an ultrahigh-pressure pump, outputting the high-pressure water to an operation surface through a hose and a spray head, and performing ultrahigh-pressure water jet flow rust removal; a sealing cover shell is arranged outside the spray head, the sealing cover shell is communicated with a vacuum system, and the vacuum system synchronously sucks in vacuum during jet flow rust removal to suck away sewage in the cover shell; a moving carrier is additionally arranged to drive the spray head to move on the operation surface according to instructions, and large-area rust removal operation is carried out;
when the ultrahigh pressure water jet is used for derusting, the water pressure is 200-300MPa, the flow is more than 30L/min, and the vacuum degree in the housing is less than 0.06MPa.
CN201710522746.2A 2017-06-30 2017-06-30 Ultrahigh pressure water derusting vehicle and derusting method Active CN107321671B (en)

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JPH11207621A (en) * 1998-01-22 1999-08-03 Toshiba Corp Device and method for eliminating anticorrosive paint
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CN201124342Y (en) * 2007-12-21 2008-10-01 金杰 Portable intra-pipe sandblasting deruster
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CN203380745U (en) * 2013-07-26 2014-01-08 青岛大仓管道防腐保温器材有限公司 Steel pipeline dotted anchor pattern rust-removal dust-removal trolley
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CN204674796U (en) * 2015-03-27 2015-09-30 哈尔滨工程大学 A kind of negative-pressure water jet brush device for cleaning
CN106040642A (en) * 2016-06-12 2016-10-26 大连海事大学 Ultrahigh pressure water jet rust removal device for buoy and working method thereof
CN206897937U (en) * 2017-06-30 2018-01-19 舟山万邦永跃船舶修造有限公司 High-pressure water rust-removing vehicle

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