CN116619214B - Cleaning equipment and cleaning method for anti-residual pipeline anti-corrosion layer for pipeline - Google Patents
Cleaning equipment and cleaning method for anti-residual pipeline anti-corrosion layer for pipeline Download PDFInfo
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- CN116619214B CN116619214B CN202310914820.0A CN202310914820A CN116619214B CN 116619214 B CN116619214 B CN 116619214B CN 202310914820 A CN202310914820 A CN 202310914820A CN 116619214 B CN116619214 B CN 116619214B
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- rod
- fixedly connected
- corrugated pipe
- sliding
- shell
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- 238000004140 cleaning Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005260 corrosion Methods 0.000 title claims description 6
- 238000005498 polishing Methods 0.000 claims abstract description 87
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 238000000576 coating method Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims description 43
- 230000008878 coupling Effects 0.000 claims description 40
- 238000010168 coupling process Methods 0.000 claims description 40
- 238000005859 coupling reaction Methods 0.000 claims description 40
- 238000005488 sandblasting Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000001125 extrusion Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 238000005536 corrosion prevention Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 12
- 230000008569 process Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/10—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces for treating external surfaces
- B24C3/12—Apparatus using nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/003—Removing abrasive powder out of the blasting machine
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of pipeline corrosion prevention engineering, in particular to a cleaning device and a cleaning method for a residual-prevention pipeline corrosion prevention layer for a pipeline. Aiming at the defects of uneven and low efficiency of manual polishing of the corrugated pipe. The invention provides a cleaning device and a cleaning method for an anti-residual pipeline anticorrosive coating for a pipeline. According to the invention, the anticorrosive coating on the surface of the corrugated pipe is removed by polishing, and the surface of the corrugated pipe is sandblasted and polished after polishing is finished, so that the anticorrosive coating on the surface of the corrugated pipe is further removed, and quality guarantee is provided for recycling of the corrugated pipe.
Description
Technical Field
The invention relates to the technical field of pipeline corrosion prevention engineering, in particular to a cleaning device and a cleaning method for a residual-prevention pipeline corrosion prevention layer for a pipeline.
Background
The cleaning of the pipeline anticorrosive coating refers to cleaning of the damaged anticorrosive coating on the pipeline, and the pipeline anticorrosive coating is cleaned by adopting the following methods: mechanical cleaning, solvent cleaning, high-pressure water cleaning and polishing treatment.
To polishing the processing, prior art is comparatively mature to the clearance of polishing of straight tube, but the clearance of polishing of bellows still has very big not enough, to polishing of bellows, current mode is mostly manual work to polish to the bellows, workman hand equipment of polishing is polished to the bellows when polishing, workman's hand rocks in-process of polishing to lead to the too heavy messenger bellows part attenuation of polishing in some places, influence the follow-up use of bellows, this kind of condition is more serious when the workman is tired, and this kind of clearance mode inefficiency moreover.
Disclosure of Invention
In order to overcome the defects of uneven and low efficiency of manual polishing of corrugated pipes, the invention provides a cleaning device and a cleaning method for an anti-residue pipeline anti-corrosion layer for pipelines.
The technical proposal is as follows: the utility model provides a pipeline is with preventing remaining pipeline anticorrosive coating clean-up equipment, including the mount pad, the mount pad is provided with control terminal, the mount pad rigid coupling has solid fixed ring, gu fixed ring is provided with dust removal mechanism, gu fixed ring rigid coupling has the supporting ring of symmetric distribution, sliding connection has circumference evenly distributed's sliding housing between the supporting ring of symmetric distribution, the sliding housing is provided with polishing mechanism for polish the bellows after polishing, sliding housing sliding connection has first telescopic link, be provided with first spring between sliding housing and the adjacent first telescopic link, first telescopic link rigid coupling has first support frame, first support frame is provided with the power shaft, the power shaft rigid coupling has the grinding wheel, the rigid coupling has circumference evenly distributed's baffle between the supporting ring of symmetric distribution, be provided with the second spring between baffle and the adjacent sliding housing, one of them supporting ring rotates and is connected with the rotating turret, the rotating turret rigid coupling has circumference evenly distributed's extrusion strip, extrusion strip and sliding housing extrusion cooperation, one side of mount pad is provided with balanced assist mechanism for the bellows provides the support, the opposite side of mount pad is provided with and pulls the mechanism, be used for removing the bellows, drag mechanism, power terminal, and electric power control mechanism.
Further, the second spring has a spring rate greater than the spring rate of the first spring.
Further, polishing mechanism is including first dead lever, first dead lever rigid coupling is in adjacent slip shell, first dead lever sliding connection has first slide bar, first slide bar rigid coupling has the rack, first telescopic link rigid coupling has the second dead lever, second dead lever sliding connection has the second slide bar, the second slide bar is provided with rather than screw-thread fit's bolt, bolt and adjacent second dead lever spacing cooperation, the second slide bar rotates and is connected with the gear, the gear meshes with adjacent rack, the gear is provided with electric rotating shaft, electric rotating shaft rigid coupling has the sandblast head, the sandblast head intercommunication has sand blasting unit, electric rotating shaft and sand blasting unit all are connected with control terminal electricity, first slide bar rigid coupling has the third dead lever, the second slide bar rigid coupling has the third slide bar, third slide bar and adjacent third dead lever sliding connection.
Further, drag the mechanism including the slide rail, the slide rail rigid coupling is in the mount pad, the slide rail is provided with the slip table, the slip table rigid coupling has the bracing piece, the bracing piece rigid coupling has first motor, the bracing piece rigid coupling has the fixed block, the fixed block rotates and is connected with the rotor, the output shaft of first motor runs through the fixed block and with the rotor rigid coupling, the rotor rigid coupling has circumference evenly distributed's second telescopic link, the second telescopic link is provided with the cavity, there is liquid in the cavity, the fixed block rigid coupling has first fixed shell, first fixed shell rotates to be connected and sealed the cooperation has the rotation shell, rotate shell and rotor rigid coupling, rotate shell and cavity intercommunication through hose and second telescopic link through the hose, the mount pad rigid coupling has the force (forcing) pump, through the hose intercommunication between force (forcing) pump and the first fixed shell, the mount pad rigid coupling has the third support frame, there is the second fixed shell through the hose intercommunication between second fixed shell and the force (forcing) pump, second fixed shell sliding connection has the piston plate, there is liquid between second fixed shell and the piston plate rigid coupling has the first transfer pole that runs through the second fixed shell, be provided with on the mount pad and the support bar and first motor cooperation with the first force (forcing) and the control of adjusting mechanism when the ripple is used for moving with the equal electric control of the end.
Further, the flexible end of the second telescopic rod is fixedly connected with a soft rubber sucker for enhancing the fixing effect on the corrugated pipe.
Further, adjustment mechanism is including the sliding block, and the sliding block rigid coupling is in first transfer line, and bracing piece sliding connection has the second transfer line, second transfer line and sliding block sliding connection, and the second support frame has the second motor through the support frame rigid coupling, and the second motor is connected with the control terminal electricity, and the output shaft rigid coupling of second motor has round platform friction wheel, and the second motor all inclines to set up with round platform friction wheel to make the generating line of round platform friction wheel topside be in the horizontality, round platform friction wheel and second transfer line friction fit.
Further, the dust removing mechanism comprises a third fixed shell, the third fixed shell is fixedly connected to the fixed ring, through holes which are uniformly distributed in the circumferential direction are formed in the third fixed shell, an elastic cover is fixedly connected to the third fixed shell, a collecting bin is arranged on one side of the mounting seat, a fan is fixedly connected to the collecting bin, the fan is electrically connected with the control terminal, an air inlet of the fan is communicated with the through holes of the third fixed shell through a hose, an air outlet of the fan is communicated with the collecting bin through the hose, an exhaust pipe is communicated with the collecting bin, and dust-proof cloth is fixedly connected to the exhaust pipe.
Further, balance auxiliary mechanism is including symmetrical distribution's expansion bracket, and symmetrical distribution's expansion bracket all rigid coupling has the mount in the mount pad, and symmetrical distribution's expansion end rigid coupling has the mount jointly, and the mount pad rotates to be connected with a plurality of gyro wheel, and the mount pad rigid coupling has the hydraulic stem, and the hydraulic stem is connected with the control terminal electricity, and the expansion end and the mount rigid coupling of hydraulic stem.
Further, the plurality of rollers are positioned on the same straight line but are unevenly distributed.
Further, a cleaning method adopted by the cleaning equipment for the anti-residual pipeline anti-corrosion layer for the pipeline comprises the following steps:
s1: starting a power gear ring, and adjusting the polishing diameter of the equipment to enable the polishing wheel to be in contact with the trough of the corrugated pipe;
s2: starting the hydraulic rod, so that when the corrugated pipe is placed on the roller, the axis of the corrugated pipe is overlapped with the axis of the rotating block;
s3: placing the corrugated pipe on the roller with one end aligned with the polishing wheel, starting the pressurizing pump to extend the second telescopic rod, fixing the corrugated pipe, and closing the pressurizing pump after the fixing is completed;
s4: simultaneously starting a power shaft, a first motor and a second motor, and continuously changing polishing positions when polishing the corrugated pipe;
s5: when the corrugated pipe moves to be aligned with the sand blasting head, starting the sand blasting device and the fan at the same time, polishing the corrugated pipe and cleaning and collecting sprayed sand;
s6: the polishing of the corrugated pipe is finished, the power shaft, the first motor, the sand blasting device and the fan are closed, the corrugated pipe is pushed back to the original position by the second motor in a reverse rotation mode, then the pressurizing pump is started to shorten the second telescopic rod, the corrugated pipe is closed after being fixed is removed, and then the corrugated pipe is taken down.
The beneficial effects are as follows: according to the invention, the anticorrosive coating on the surface of the corrugated pipe is removed by polishing, and the surface of the corrugated pipe is sandblasted and polished after polishing is finished, so that the anticorrosive coating on the surface of the corrugated pipe is further removed, and quality guarantee is provided for recycling of the corrugated pipe.
Through adjusting the position of the sand blasting head, the vertical distance between the injection point of the sand blasting head and the polishing point of the polishing wheel is equal to the distance between two adjacent wave crests of the corrugated pipe, so that the distance between the sand blasting head and the corrugated pipe can not change when the sand blasting head moves synchronously with the polishing wheel, and further the polishing quality is ensured.
The sand blasting head rotates when polishing positions with different diameters of the corrugated pipe, so that a set angle between sand flow sprayed by the sand blasting head and tangent lines at the spraying points of the corrugated pipe is kept, and polishing is more uniform.
Through adjusting the contact position of second transfer line and round platform friction pulley, make this device slow down the travel speed when polishing the bellows that the diameter is great, make the travel speed to polishing the bellows that the diameter is less to make, also guarantee the efficiency of polishing when making this device guarantee the quality of polishing.
The balance auxiliary mechanism is used for providing a plurality of supporting points for the corrugated pipe, so that the corrugated pipe is prevented from deflecting due to self gravity when being polished, rollers in the balance auxiliary mechanism are set to be unevenly distributed, the situation that wave crests or wave troughs of the corrugated pipe are simultaneously contacted with adjacent rollers is prevented, and strong jolt of the corrugated pipe during movement is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the fixing ring and the supporting ring of the present invention;
FIG. 3 is a schematic perspective view of the sliding shell and the first support frame of the present invention;
FIG. 4 is a perspective view of a slide case of the present invention;
FIG. 5 is a schematic perspective view of the turret and extrusion bars of the present invention;
FIG. 6 is a schematic perspective view of the sliding housing and its upper parts according to the present invention;
FIG. 7 is a schematic perspective view of the rotating block and the second telescopic rod of the present invention;
FIG. 8 is a perspective sectional view of the parts such as the fixed block and the rotating block of the present invention;
FIG. 9 is a schematic perspective view of the pressurizing pump and the second transmission rod;
FIG. 10 is a schematic perspective view of a second stationary housing and a second motor according to the present invention;
FIG. 11 is a perspective view showing a cross-sectional structure of a second fixing case of the present invention;
FIG. 12 is a schematic perspective view of a dust removing mechanism according to the present invention;
fig. 13 is a schematic perspective view of a balance auxiliary mechanism according to the present invention.
Reference numerals: the device comprises a mounting seat, a 2-fixed ring, a 3-supporting ring, a 4-sliding shell, a 5-first telescopic rod, a 501-first spring, a 6-first supporting frame, a 7-power shaft, a 8-polishing wheel, a 9-baffle plate, a 901-second spring, a 10-rotating frame, a 11-extrusion strip, a 12-first fixed rod, a 13-first sliding rod, a 14-rack, a 15-second fixed rod, a 16-second sliding rod, a 17-gear, a 18-electric rotating shaft, a 19-sand blasting head, a 20-third fixed rod, a 21-third sliding rod, a 22-sliding rail, a 23-supporting rod, a 24-first motor, a 25-fixed block, a 26-rotating block, a 27-second telescopic rod, a 28-first fixed shell, a 29-rotating shell, a 30-pressurizing pump, a 31-second supporting frame, a 32-third supporting frame, a 33-second fixed shell, a 34-piston plate, a 35-first transmission rod, a 36-sliding block, a 37-second transmission rod, a 38-second motor, a 39-second friction wheel, a 40-third fixed shell, a 23-elastic shell, a 45-elastic shell, a round table, a 43-elastic shell, a round table, a 46-flexible guide frame, a fan, a 46-flexible carrier, a fan, a 46-flexible rotary drums, and a fan.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: the utility model provides a pipeline is with preventing remaining pipeline anticorrosive coating clean-up equipment, as shown in figure 1-figure 5, including mount pad 1, mount pad 1 is provided with control terminal, the middle part rigid coupling of mount pad 1 upside has solid fixed ring 2, gu fixed ring 2 rigid coupling has two supporting rings 3 of bilateral symmetry distribution, sliding connection has three sliding shell 4 of circumference evenly distributed between two supporting rings 3, three sliding shell 4 all are provided with polishing mechanism, be used for polishing the bellows after polishing, thereby optimize polishing effect, sliding connection has first telescopic link 5 in sliding shell 4, be provided with first spring 501 between sliding shell 4 and the adjacent first telescopic link 5, first spring 501 is located adjacent sliding shell 4, the one end rigid coupling that first telescopic link 5 kept away from adjacent sliding shell 4 has n-shaped first support frame 6, first support frame 6 is provided with power shaft 7, the middle part rigid coupling of power shaft 7 has polishing wheel 8, three baffles 9 which are uniformly distributed circumferentially are fixedly connected between the two support rings 3, a second spring 901 is arranged between each baffle 9 and the adjacent sliding shell 4, the elastic coefficient of the second spring 901 is larger than that of the first spring 501, so that the second spring 901 is basically not contracted when the polishing wheel 8 moves from the trough to the crest of the corrugated pipe, the left side of the left side support ring 3 is rotationally connected with an annular rotating frame 10, the rotating frame 10 is fixedly connected with a power gear ring, the right side of the rotating frame 10 is fixedly connected with three extrusion strips 11 which are uniformly distributed circumferentially, the extrusion strips 11 are in extrusion fit with the adjacent sliding shells 4, thereby adjusting the diameters of the sliding shells 4 which are uniformly distributed circumferentially and the circles on the sliding shells, so as to polish the corrugated pipes with different diameters, the left side of the mounting seat 1 is provided with a balance auxiliary mechanism for supporting the corrugated pipes, the right side of mount pad 1 is provided with pulls the mechanism for remove the bellows, avoid the bellows to take place the slope when overlength, influence the effect of polishing, power shaft 7, drag mechanism, balanced auxiliary mechanism, power ring gear and polishing mechanism all are connected with control terminal electricity.
As shown in fig. 7-11, the dragging mechanism comprises a slide rail 22, the slide rail 22 is fixedly connected to the right part of the upper side surface of the mounting seat 1, the slide rail 22 is provided with a sliding table for mounting a part for dragging a corrugated pipe, the upper side of the sliding table is fixedly connected with a supporting rod 23, the right side of the supporting rod 23 is fixedly connected with a first motor 24, an output shaft of the first motor 24 faces the supporting rod 23, the left side of the supporting rod 23 is fixedly connected with a hexagonal prism-shaped fixed block 25, the left side of the fixed block 25 is rotationally connected with a hexagonal prism-shaped rotating block 26, the output shaft of the first motor 24 penetrates through the fixed block 25 and is fixedly connected with the rotating block 26, the left part of the rotating block 26 is fixedly connected with three second telescopic rods 27 which are uniformly distributed in the circumferential direction, the telescopic ends of the three second telescopic rods 27 are fixedly connected with soft rubber suckers for reinforcing the fixing of the corrugated pipe, the corrugated pipe is prevented from skidding in the moving process, a cavity is provided with liquid, the length of the second telescopic rod 27 is adjusted by changing the liquid amount in the cavity, the left side of the fixed block 25 is fixedly connected with a first fixed shell 28, the left side of the first fixed shell 28 is rotationally connected and is in sealing fit with a rotating shell 29, the rotating shell 29 is fixedly connected with the right side of the rotating block 26, the rotating shell 29 is respectively communicated with the cavities of the three second telescopic rods 27 through three hoses, the right part of the upper side of the mounting seat 1 is fixedly connected with a pressurizing pump 30, the first motor 24 and the pressurizing pump 30 are electrically connected with a control terminal, the pressurizing pump 30 is communicated with the first fixed shell 28 through hoses, the right side of the mounting seat 1 is fixedly connected with an L-shaped second support frame 31, the upper side of the second support frame 31 is fixedly connected with a third support frame 32, the upper side of the third support frame 32 is fixedly connected with a second fixed shell 33, a piston plate 34 is glidingly connected with the second fixed shell 33, liquid is arranged between the second fixed shell 33 and the piston plate 34, the front side of the piston plate 34 is fixedly connected with a first transmission rod 35 penetrating through the front side of the second fixed shell 33, and the mounting seat 1 is provided with an adjusting mechanism matched with the support rod 23 and the first transmission rod 35 and used for adjusting the moving speed of the corrugated pipe during polishing, so that the moving speed is reduced during polishing of the corrugated pipe with larger diameter, and the moving speed is increased during polishing of the corrugated pipe with lower diameter.
As shown in fig. 10, the adjusting mechanism includes a "back" shaped sliding block 36, the sliding block 36 is fixedly connected to the front end of the first transmission rod 35, the lower side of the supporting rod 23 is slidably connected with an L-shaped second transmission rod 37, the second transmission rod 37 is slidably connected with the sliding block 36, the upper side of the second supporting frame 31 is fixedly connected with a second motor 38 through the supporting frame, the second motor 38 is electrically connected with the control terminal, the output shaft of the second motor 38 is fixedly connected with a circular table friction wheel 39, the second motor 38 and the circular table friction wheel 39 are all obliquely arranged, so that the bus on the uppermost side of the circular table friction wheel 39 is in a horizontal state, and the circular table friction wheel 39 is in friction fit with the second transmission rod 37.
When using this equipment to clear up the bellows, at first place this equipment in the place of polishing, then adjust the diameter of polishing of this equipment according to the diameter of waiting to clear up the bellows, control terminal control power ring gear rotates, power ring gear drives rotating turret 10 and extrusion strip 11 and rotates, when polishing the great bellows of diameter, power ring gear drives rotating turret 10 and extrusion strip 11 and anticlockwise rotates from the left side view direction, extrusion strip 11 extrudes adjacent sliding shell 4, sliding shell 4 moves to the direction that keeps away from rotating turret 10 center, second spring 901 is compressed, when polishing the less bellows of diameter, power ring gear drives rotating turret 10 and extrusion strip 11 and clockwise rotation from the left side view direction, second spring 901 promotes sliding shell 4 to the direction that is close to rotating turret 10 center, and make sliding shell 4 constantly contact with extrusion strip 11.
After the adjustment is completed, the corrugated pipe is placed on the balance auxiliary mechanism, then the corrugated pipe is pushed to the right to align with the grinding wheel 8, at the moment, the sliding table is positioned at the leftmost side of the sliding rail 22, the three second telescopic rods 27 are all positioned in the corrugated pipe, then the control terminal controls the starting of the pressurizing pump 30, the pressurizing pump 30 pumps out the liquid in the second fixing shell 33 into the cavities of the three second telescopic rods 27, the liquid in the cavities of the second telescopic rods 27 increases to press the telescopic ends of the second telescopic rods to stretch outwards, and when the soft rubber sucker contacts with the inner wall of the corrugated pipe, the second telescopic rods 27 continue to stretch until the soft rubber sucker sucks the inner wall of the corrugated pipe, and at the moment, the pressurizing pump 30 is closed.
In the process of transferring the liquid, the hose on the right side of the equipment is firstly introduced into the second fixed shell 33, at this time, because the liquid in the second fixed shell 33 is reduced in pressure intensity, the piston plate 34 pushes the first transmission rod 35 to move forwards, the first transmission rod 35 drives the sliding block 36 to move forwards, the sliding block 36 drives the second transmission rod 37 to move forwards, when the polishing diameter is the minimum polishing diameter of the equipment, the second transmission rod 37 just contacts with the circular table friction wheel 39 from the separation to the maximum diameter position, when the polishing diameter is the maximum polishing diameter of the equipment, the second transmission rod 37 contacts with the minimum diameter position of the circular table friction wheel 39, when the bellows between the minimum polishing diameter and the maximum polishing diameter is polished, the diameter of the contact position of the second transmission rod 37 and the circular table friction wheel 39 is gradually changed from large to small, so that under the condition that the rotating speed of the first motor 24 is unchanged, the speed of the bellows is moved, the speed of the bellows is slow, the pressurizing pump is further guaranteed to clean the outer surface of the bellows more comprehensively, then the liquid enters the hose from the first pressurizing pump 30 to the second pressurizing pump 30, and then enters the third pressurizing pump 30 from the inner side of the third pump 30 from the first pressurizing pump 28, and then enters the hose 30 from the second pressurizing pump 30 from the inner side of the third fixed shell, and then enters the hose 30 from the second pressurizing pump 30 from the inner side of the hose.
When the three second telescopic rods 27 are used for fixing the corrugated pipes, the control terminal controls the power shaft 7, the first motor 24 and the second motor 38 to start simultaneously, at the moment, the second motor 38 drives the round table friction wheel 39 to rotate, the round table friction wheel 39 moves rightwards through friction transmission of the second transmission rod 37, the second transmission rod 37 drives the support rod 23 and parts on the support rod to move rightwards along the slide rail 22, the first motor 24 drives the rotating block 26 to rotate while the support rod 23 and parts on the support rod drive the corrugated pipes to move rightwards, the rotating block 26 drives the corrugated pipes to rotate through the three second telescopic rods 27, the power shaft 7 drives the grinding wheel 8 to rotate rapidly while the corrugated pipes move rightwards, after polishing the outer surface of the corrugated pipe, the control terminal controls the power shaft 7 and the first motor 24 to be closed, then controls the second motor 38 to reversely rotate, the second motor 38 drives the round table friction wheel 39 to reversely rotate, the round table friction wheel 39 drives the second transmission rod 37 to move leftwards, the second transmission rod 37 drives the corrugated pipe to move leftwards until the sliding table moves to the leftmost side of the sliding rail 22, at the moment, the corrugated pipe returns to the initial position, then controls the pressurizing pump 30 to start pumping liquid in the cavity of the second telescopic rod 27 into the second fixed shell 33, the fixing of the corrugated pipe is released, and the piston plate 34 drives the second transmission rod 37 to move backwards until the corrugated pipe is just separated from the round table friction wheel 39.
Example 2: on the basis of embodiment 1, as shown in fig. 3 and 6, polishing mechanism includes L-shaped first dead lever 12, three first dead levers 12 evenly distributed in circumference are fixed in adjacent slide shell 4 respectively, the right side sliding connection of first dead lever 12 has first slide lever 13, the right-hand member of first slide lever 13 is fixedly connected with rack 14, the right side rigid coupling of first telescopic link 5 has second dead lever 15, the right side sliding connection of second dead lever 15 has second slide lever 16, one side that second slide lever 16 is close to adjacent slide shell 4 is provided with the bolt rather than screw-thread fit, the bolt carries out spacing cooperation with second dead lever 15 for accomplish and fix after the distance between grinding wheel 8 and the sandblast head 19 is adjusted, prevent that the distance between the two from changing in the process of polishing, the right-hand member rotation of second slide lever 16 is connected with gear 17, gear 17 meshes with rack 14, be used for adjusting the angle when the different diameter positions of sandblast head 19, thereby make polishing effect better even right side of gear 17 is provided with electric drive 18, the side that is close to second slide lever 16 is provided with the second pivot 18, the second slide lever 20 is connected with second slide lever 20 for the adjacent slide lever 20, the second slide lever 20 is close to the first side of the same, the adjacent slide device is connected with second slide lever 20, the second slide lever 20 is close to the first slide device is adjacent slide lever 20, the second slide device is connected with the third slide lever 20, the side is adjacent slide device is connected with the second slide lever 20, the side is adjacent slide lever is connected with the second slide lever 20, the side is used for sandblast device is used for the grit-down, and is used for the grit-finished, and is used for the grit device, and is used for the grit.
As shown in fig. 12, the dust removing device is further included, the dust removing device is disposed on the right side of the fixing ring 2, the dust removing device includes a third fixing shell 40, the third fixing shell 40 is fixedly connected to the right side of the fixing ring 2, three through holes uniformly distributed in the circumferential direction are disposed on the right side of the third fixing shell 40, an elastic cover 41 is fixedly connected to the right side of the third fixing shell 40, the right side of the third fixing shell 40 is used for sealing the third fixing shell 40, the sand collecting effect is prevented from being affected by turbulence, a collecting bin 42 is disposed on the rear side of the mounting seat 1, a fan 43 is fixedly connected to the upper side of the collecting bin 42, the fan 43 is electrically connected to the control terminal, an air inlet of the fan 43 is communicated with three through holes of the third fixing shell 40 through a four-way hose, so that sand is extracted from the third fixing shell 40, an air outlet of the fan 43 is communicated with the collecting bin 42, the extracted sand is blown into the collecting bin 42, an exhaust pipe 44 is communicated to the upper side of the collecting bin 42, and the exhaust pipe 44 is fixedly connected with dust separating cloth, so that the sand in the collecting bin 42 is prevented from flying out.
Before polishing the corrugated pipe, the user unscrews the bolts arranged on the three second sliding rods 16, then adjusts the position of the sand blasting head 19, enables the vertical distance between the injection point of the sand blasting head 19 and the polishing point of the polishing wheel 8 to be equal to the distance between two adjacent wave peaks of the corrugated pipe, synchronously moves the first sliding rods 13 and the upper parts thereof along with the second sliding rods 16, screws the bolts arranged on the three second sliding rods 16 after the adjustment is completed, then controls the electric rotating shaft 18 to rotate through the control terminal, and adjusts the angle between the sand blasting flow sprayed by the sand blasting head 19 and the tangent line at the injection point of the corrugated pipe, thereby achieving the polishing effect required by the user.
When this equipment is polished the bellows in-process that polishes, the bellows removes to sandblast head 19 department, control terminal control sand blasting unit starts, high-speed sand flow is followed sandblast head 19 blowout, polish the surface after the bellows is polished, when polishing wheel 8 and bellows's contact position become the trough from the crest gradually, under the effect of first spring 501, promote first telescopic link 5 and its upper part and to being close to the bellows the direction removal, in the removal in-process, gear 17 drives its upper part and rotates anticlockwise from left side view direction, thereby keep sandblast head 19 blowout sand flow and bellows injection point department tangent line between the settlement angle, and then make polishing more even.
When the sand blasting device is started, the control terminal controls the fan 43 to start, the fan 43 enables the hose on the front side of the fan to enable air flow to be generated in the third fixing shell 40, the air flow flows from the left side of the third fixing shell 40, the elastic cover 41 is tightly attached to the corrugated pipe due to the fact that the elastic cover 41 is arranged on the right side of the third fixing shell 40, turbulence is avoided, sand in the third fixing shell 40 enters the adjacent hose along with the air flow through the through hole and then enters the collecting bin 42, the air flow in the collecting bin 42 is discharged through the exhaust pipe 44, dust-proof cloth is arranged on the exhaust pipe 44, the sand in the collecting bin 42 is trapped, the sand is prevented from flying into the air along with the air flow, and the sand blasting device and the fan 43 are closed after polishing is completed.
Example 3: on the basis of embodiment 2, as shown in fig. 13, the balance auxiliary mechanism comprises two telescopic frames 45 which are symmetrically distributed left and right, the two telescopic frames 45 are fixedly connected to the left part of the upper side surface of the mounting seat 1, the telescopic ends of the two telescopic frames 45 are fixedly connected with a fixing frame 47 together, the fixing frame 47 is rotationally connected with a plurality of rollers 46 for supporting a corrugated pipe and reducing friction, the plurality of rollers 46 are positioned on the same straight line but unevenly distributed, thereby preventing the distance between two adjacent rollers 46 from being equal to the distance between two adjacent wave peaks of the corrugated pipe, further avoiding strong shaking in the moving process of the corrugated pipe, the upper side surface of the mounting seat 1 is fixedly connected with a hydraulic rod 48, the hydraulic rod 48 is electrically connected with a control terminal, and the telescopic end of the hydraulic rod 48 is fixedly connected with the fixing frame 47.
After finishing adjusting the polishing diameter of the equipment, adjusting the balance auxiliary mechanism, when the diameter of the corrugated pipe is smaller, controlling the hydraulic rod 48 to extend, pushing the fixing frame 47 and parts on the fixing frame by extending the hydraulic rod 48 until the axis of the corrugated pipe is positioned on the same plane with the axis of the rotating block 26 when the corrugated pipe is placed on the roller 46, controlling the hydraulic rod 48 to shorten when the diameter of the corrugated pipe is larger, shortening the hydraulic rod 48 to drive the fixing frame 47 and parts on the fixing frame until the axis of the corrugated pipe is positioned on the same plane with the axis of the rotating block 26 when the corrugated pipe is placed on the roller 46, when the corrugated pipe moves on a plurality of rollers 46, all the rollers 46 are not contacted with wave crests of the corrugated pipe due to uneven distribution of the rollers 46, and all the rollers 46 are contacted with wave troughs of the corrugated pipe to generate strong shaking, so that the corrugated pipe is polished stably, and a good polishing effect is ensured.
Example 4: on the basis of the embodiment 3, the cleaning method of the anti-residue pipeline anti-corrosion layer cleaning equipment for the pipeline comprises the following steps of:
s1: starting a power gear ring, and adjusting the polishing diameter of the equipment to enable the polishing wheel 8 to be in contact with the trough of the corrugated pipe;
s2: actuating the hydraulic lever 48 so that the axis of the bellows coincides with the axis of the rotating block 26 when the bellows is placed on the roller 46;
s3: placing the bellows on the roller 46 with one end aligned with the grinding wheel 8, starting the booster pump 30 to extend the second telescopic rod 27, thereby fixing the bellows, and closing the booster pump 30 after the fixing is completed;
s4: simultaneously starting the power shaft 7, the first motor 24 and the second motor 38, and continuously changing the polishing positions while polishing the corrugated pipe;
s5: when the bellows moves to align with the sand blasting head 19, the sand blasting device and the fan 43 are started simultaneously, the bellows is polished, and the ejected sand is cleaned and collected;
s6: after finishing polishing the bellows, the power shaft 7, the first motor 24, the sand blasting device and the fan 43 are turned off, the second motor 38 is reversed to push the bellows back to the original position, then the pressurizing pump 30 is started to shorten the second telescopic rod 27, the bellows is turned off after being fixed, and then the bellows is taken down.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the present invention, the filling pattern is only for distinguishing the layers, and is not limited in any way.
Claims (7)
1. The utility model provides a pipeline is with preventing remaining pipeline anticorrosive coating clean-up equipment, a serial communication port, including mount pad (1), mount pad (1) are provided with control terminal, mount pad (1) rigid coupling has solid fixed ring (2), gu fixed ring (2) are provided with dust removal mechanism, gu fixed ring (2) rigid coupling has symmetrical distribution's supporting ring (3), sliding connection has circumference evenly distributed's sliding shell (4) between symmetrical distribution's supporting ring (3), sliding shell (4) are provided with polishing mechanism, be used for polishing the bellows after polishing, sliding shell (4) sliding connection has first telescopic link (5), be provided with first spring (501) between sliding shell (4) and the adjacent first telescopic link (5), first telescopic link (5) rigid coupling has first support frame (6), first support frame (6) are provided with power shaft (7), gu fixed connection has grinding wheel (8) in shaft (7), the rigid coupling has circumference evenly distributed's baffle (9) between symmetrical distribution's supporting ring (3), be provided with second spring (901) between baffle (9) and the adjacent sliding shell (4), one of them rotating frame (10) of rigid coupling has, rotating frame (10), the extrusion strip (11) is in extrusion fit with the sliding shell (4), one side of the mounting seat (1) is provided with a balance auxiliary mechanism for supporting the corrugated pipe, the other side of the mounting seat (1) is provided with a dragging mechanism for moving the corrugated pipe, and the power shaft (7), the dust removing mechanism, the dragging mechanism, the balance auxiliary mechanism, the power gear ring and the polishing mechanism are all electrically connected with the control terminal;
the elastic coefficient of the second spring (901) is larger than that of the first spring (501);
the polishing mechanism comprises a first fixed rod (12), the first fixed rod (12) is fixedly connected to an adjacent sliding shell (4), the first fixed rod (12) is slidably connected with a first sliding rod (13), the first sliding rod (13) is fixedly connected with a rack (14), a second fixed rod (15) is fixedly connected with a first telescopic rod (5), the second fixed rod (15) is slidably connected with a second sliding rod (16), the second sliding rod (16) is provided with a bolt in threaded fit with the second sliding rod, the bolt is in limit fit with the adjacent second fixed rod (15), the second sliding rod (16) is rotatably connected with a gear (17), the gear (17) is meshed with an adjacent rack (14), the gear (17) is provided with an electric rotating shaft (18), the electric rotating shaft (18) is fixedly connected with a sand blasting head (19), the sand blasting head (19) is communicated with a sand blasting device, the electric rotating shaft (18) and the sand blasting device are electrically connected with a control terminal, the first sliding rod (13) is fixedly connected with a third fixed rod (20), the second sliding rod (16) is fixedly connected with a third sliding rod (21), and the third sliding rod (21) is rotatably connected with the third sliding rod (20) and adjacent third sliding rod (20).
The dragging mechanism comprises a slide rail (22), the slide rail (22) is fixedly connected with a mounting seat (1), the slide rail (22) is provided with a sliding table, the sliding table is fixedly connected with a supporting rod (23), the supporting rod (23) is fixedly connected with a first motor (24), the supporting rod (23) is fixedly connected with a fixed block (25), the fixed block (25) is rotationally connected with a rotating block (26), an output shaft of the first motor (24) penetrates through the fixed block (25) and is fixedly connected with the rotating block (26), the rotating block (26) is fixedly connected with a second telescopic rod (27) which is uniformly distributed in the circumferential direction, the second telescopic rod (27) is provided with a cavity, liquid is arranged in the cavity, the fixed block (25) is fixedly connected with a first fixed shell (28), the first fixed shell (28) is rotationally connected with a rotating shell (29) in a sealing fit manner, the rotating shell (29) is fixedly connected with the rotating block (26) through a hose, the cavity of the second telescopic rod (27), the pressurizing pump (30) is fixedly connected with the first fixed shell (28) through the hose, the second support frame (31) is fixedly connected with a second support frame (32), the second fixed shell (33) is communicated with the pressurizing pump (30) through a hose, the second fixed shell (33) is connected with the piston plate (34) in a sliding manner, liquid is arranged between the second fixed shell (33) and the piston plate (34), the piston plate (34) is fixedly connected with a first transmission rod (35) penetrating through the second fixed shell (33), an adjusting mechanism matched with the supporting rod (23) and the first transmission rod (35) is arranged on the mounting seat (1) and used for adjusting the moving speed of the corrugated pipe during polishing, and the first motor (24) and the pressurizing pump (30) are electrically connected with a control terminal.
2. The device for cleaning the anti-residual pipeline anticorrosive coating for the pipeline according to claim 1, wherein the flexible end of the second telescopic rod (27) is fixedly connected with a soft rubber sucker for enhancing the fixing effect on the corrugated pipe.
3. The device for cleaning the anti-residual pipeline anticorrosive coating for the pipeline according to claim 2, wherein the adjusting mechanism comprises a sliding block (36), the sliding block (36) is fixedly connected to the first transmission rod (35), the supporting rod (23) is slidably connected with a second transmission rod (37), the second transmission rod (37) is slidably connected with the sliding block (36), the second supporting frame (31) is fixedly connected with a second motor (38) through the supporting frame, the second motor (38) is electrically connected with the control terminal, an output shaft of the second motor (38) is fixedly connected with a round table friction wheel (39), and the second motor (38) and the round table friction wheel (39) are all obliquely arranged, so that a bus at the uppermost side of the round table friction wheel (39) is in a horizontal state, and the round table friction wheel (39) is in friction fit with the second transmission rod (37).
4. The device for cleaning the anti-residual pipeline anticorrosive coating for the pipeline according to claim 3, wherein the dust removing mechanism comprises a third fixing shell (40), the third fixing shell (40) is fixedly connected to the fixing ring (2), through holes uniformly distributed in the circumferential direction are formed in the third fixing shell (40), an elastic cover (41) is fixedly connected to the third fixing shell (40), a collecting bin (42) is arranged on one side of the mounting seat (1), a fan (43) is fixedly connected to the collecting bin (42), the fan (43) is electrically connected with the control terminal, an air inlet of the fan (43) is communicated with the through holes of the third fixing shell (40) through a hose, an air outlet of the fan (43) is communicated with the collecting bin (42) through the hose, an exhaust pipe (44) is communicated with the collecting bin (42), and dust-proof cloth is fixedly connected to the exhaust pipe (44).
5. The device for cleaning the anti-residual pipeline anticorrosive coating for the pipeline according to claim 4, wherein the balance auxiliary mechanism comprises symmetrically-distributed telescopic frames (45), the symmetrically-distributed telescopic frames (45) are fixedly connected to the mounting base (1), the telescopic ends of the symmetrically-distributed telescopic frames (45) are fixedly connected with the fixing base (47) jointly, the fixing base (47) is rotationally connected with a plurality of rollers (46), the mounting base (1) is fixedly connected with a hydraulic rod (48), the hydraulic rod (48) is electrically connected with the control terminal, and the telescopic ends of the hydraulic rod (48) are fixedly connected with the fixing base (47).
6. The apparatus of claim 5, wherein the plurality of rollers (46) are co-linear but unevenly distributed.
7. The cleaning method for a cleaning apparatus for a pipe anti-residual pipe anti-corrosion layer according to claim 6, comprising the steps of:
s1: starting a power gear ring, and adjusting the polishing diameter of the equipment to enable a polishing wheel (8) to be in contact with the trough of the corrugated pipe;
s2: starting the hydraulic rod (48) to enable the axis of the corrugated pipe to coincide with the axis of the rotating block (26) when the corrugated pipe is placed on the roller (46);
s3: placing the corrugated pipe on the roller (46) and aligning one end of the corrugated pipe with the polishing wheel (8), starting the pressurizing pump (30) to extend the second telescopic rod (27), thereby fixing the corrugated pipe, and closing the pressurizing pump (30) after the fixing is finished;
s4: simultaneously starting a power shaft (7), a first motor (24) and a second motor (38), and continuously changing polishing positions when polishing the corrugated pipe;
s5: when the corrugated pipe moves to be aligned with the sand blasting head (19), the sand blasting device and the fan (43) are started simultaneously, the corrugated pipe is polished, and the ejected sand is cleaned and collected;
s6: and after polishing the corrugated pipe, closing the power shaft (7), the first motor (24), the sand blasting device and the fan (43), reversely rotating the second motor (38) to push the corrugated pipe back to the original position, starting the pressurizing pump (30) to shorten the second telescopic rod (27), closing the corrugated pipe after the fixing of the corrugated pipe is released, and then taking down the corrugated pipe.
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| CN202310914820.0A CN116619214B (en) | 2023-07-25 | 2023-07-25 | Cleaning equipment and cleaning method for anti-residual pipeline anti-corrosion layer for pipeline |
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| CN202310914820.0A CN116619214B (en) | 2023-07-25 | 2023-07-25 | Cleaning equipment and cleaning method for anti-residual pipeline anti-corrosion layer for pipeline |
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| CN116619214A (en) | 2023-08-22 |
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Effective date of registration: 20230926 Address after: 257300 200 meters south of the intersection of Shida road and Xingyuan Road, Dadao Town, Guangrao County, Dongying City, Shandong Province Applicant after: Shandong anborui Engineering Technology Co.,Ltd. Address before: 257337 Dadou new material industrial park, Guangrao County, Dongying City, Shandong Province Applicant before: DONGYING HAIRUIBAO NEW MATERIAL CO.,LTD. |
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Denomination of invention: An anti residue pipeline anti-corrosion coating cleaning equipment and cleaning method for pipelines Granted publication date: 20231027 Pledgee: Shandong Guangrao Rural Commercial Bank Co.,Ltd. Pledgor: Shandong anborui Engineering Technology Co.,Ltd. Registration number: Y2024980006895 |