CN209833965U - Underwater hydraulic control magnetic adsorption walking operation device - Google Patents

Abstract

The utility model discloses an underwater hydraulic control magnetic force adsorbs walking operation device is equipped with two universal wheels at the bottom plate front end, and two left and right drive wheels that have left and right hydraulic motor drive are equipped with to the rear end, and left and right hydraulic motor and the oil pump station that has the evacuation pipe intercommunication, and the control cable passes through solenoid valve cable control drive solenoid valve and oil return solenoid valve makes left and right hydraulic motor work under water. The magnet blocks are fixed on the piston rods of three or more groups of front, middle and rear hydraulic cylinders fixed on the bottom plate, and the front, middle and rear hydraulic cylinders are communicated with the oil pump station through an oil supply pipe with an extension valve and an oil return pipe with a lift valve. The device has simple and ingenious structure and can be widely applied to the field and other related fields.

Description

Underwater hydraulic control magnetic adsorption walking operation device

The technical field is as follows:

the utility model provides an operation device that can walk again to the magnetic adsorption power that iron tower surface formed under water by multiunit pneumatic cylinder control magnet.

Background art:

at present, can walk the operation device on iron tower surface under water and adopt fixed magnet adsorption structure basically, magnet and iron tower surface distance under water are certain, and for the increase magnetic attraction, this distance is generally all very little to increase walking operation device's frictional force and load-carrying capacity. The walking operation device has large impact force and even damage to the walking operation device when placed on the surface of the iron tower due to large magnetic attraction; when the walking operation device is separated from the surface of the underwater iron tower after completing the operation, a large external force is needed to be used for separating the walking operation device from the surface of the iron tower, and the external force is difficult to provide underwater or on the water surface, so that the walking operation device without huge magnetic attraction to cause impact force when the walking operation device is placed on the surface of the underwater iron tower is urgently needed in the field, and meanwhile, the walking operation device can be automatically separated from the surface of the underwater iron tower to return to the water surface.

The invention content is as follows:

the utility model discloses a walking operation device which has no impact phenomenon when being placed and can provide huge magnetic attraction force and automatically separate from the surface of an iron tower to return to the water surface, and is mainly technically characterized in that a pair of universal wheels are symmetrically fixed below the front end of a bottom plate with three groups of piston rod holes, two groups of outer support plates and inner support plates are symmetrically fixed below the rear end of the bottom plate, one end of a driving shaft with a left driving wheel is fixedly connected on the outer support plates through a bearing assembly by a combining bolt, and the other end of the driving shaft with the left driving wheel is connected with a left hydraulic motor fixed on the inner support plates through the inner support plates; one end of a driving shaft with a right driving wheel is fixedly connected on the outer support plate through a bearing assembly by a fastening bolt, and the other end of the driving shaft with the right driving wheel is connected with a right hydraulic motor fixed on the inner support plate through the inner support plate; the left hydraulic motor is communicated with an oil pump station through a driving oil pipe with a driving electromagnetic valve and an oil return pipe with an oil return electromagnetic valve, the right hydraulic motor is communicated with the oil pump station through the driving oil pipe with the driving electromagnetic valve and the oil return pipe with the oil return electromagnetic valve, and the driving electromagnetic valve and the oil return electromagnetic valve are communicated with an underwater control cable through an electromagnetic valve cable; an oil pump station with an emptying pipe and an underwater control cable is fixed on the upper surface of the rear end of the bottom plate, a front hydraulic cylinder, a middle hydraulic cylinder and a rear hydraulic cylinder are fixed on the bottom plate, three groups of hydraulic cylinders are 6, the number of groups or the number of the hydraulic cylinders can be increased or decreased according to operation needs, a piston rod of the front hydraulic cylinder penetrates through a piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, a piston rod of the middle hydraulic cylinder penetrates through the piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, a piston rod of the rear hydraulic cylinder penetrates through the piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, the front hydraulic cylinder, the middle hydraulic cylinder and the rear hydraulic cylinder are communicated with an oil pump station through an oil supply pipe with an extension valve and an oil return pipe with a lift valve, the distance between the magnet block and the surface of the iron tower is adjustable from far. Three 6 preceding, middle, back pneumatic cylinders of group are mainly according to iron tower surface curvature come the distance of adjusting every group magnet piece and iron tower surface, have controlled the distance and have just controlled magnetic attraction, according to the required different load control magnet piece of walking operating means and the distance on iron tower surface under water, increase and decrease the used magnetic attraction of drive walking, frictional force promptly. A plurality of magnet blocks can be fixed below the bottom plate instead of being fixed at the front end of the piston rod of the hydraulic cylinder, the two front universal wheels, the rear left and right driving wheels and the left and right hydraulic motors are fixed on the piston rods of the front hydraulic cylinder and the rear hydraulic cylinder, and the distance between the magnet blocks on the bottom plate and the surface of the underwater iron tower is adjusted by the expansion and contraction of the piston rods. All solenoid valves, cables and underwater control cables are waterproof.

The utility model provides a technical scheme the technological effect who reaches is like: when an operator ships the walking operation device to the position of an iron tower, the walking operation device is placed on the surface of the iron tower, the distances extending out of piston rods of front, middle and rear hydraulic cylinders are different according to the radian of the surface of the iron tower by controlling the extension valves of each group, three or more groups of magnet blocks are close to the surface of the iron tower in an arc mode in the best required distance, the minimum distance is 2-5 mm, the three or more groups of magnet blocks generate magnetic attraction to the iron tower from far to near, and the driving friction force and the load capacity required by the walking operation device are met. Because the magnet piece is close to iron tower surface magnetic attraction increase gradually from far away to near, just so avoided the huge impact force that this device produced when placing. After the walking operation device finishes operation, an operator can control the driving electromagnetic valve and the oil return electromagnetic valve through the underwater control cable to enable the left hydraulic motor and the right hydraulic motor to drive the device to enter the surface of the underwater iron tower along the surface of the iron tower on the water surface, and underwater equipment loaded on the device can inspect or maintain the underwater iron tower. When the operation of the walking operation device is finished, an operator controls the left hydraulic motor and the right hydraulic motor through the underwater control cable to enable the device to climb to the surface of the iron tower on the water surface along the surface of the iron tower underwater, after the device is fixed by the operator on the ship, the piston rods of the three groups or the plurality of groups of hydraulic cylinders retract by controlling the three groups of poppet valves, the three groups or the plurality of groups of magnet blocks are far away from the surface of the iron tower until the device is separated, and thus the purpose that the device does not need huge external force to separate when being separated from the surface of the iron tower is achieved. The oil pump station provides working energy for all hydraulic actuating elements, and the emptying pipe is a channel for communicating an oil tank of the oil pump station with the atmosphere on the water surface, so that the oil pump station can normally work underwater. All solenoid valves and cables pass through the wall and all adopt high-grade waterproof structures, and the bearing assembly also adopts a waterproof sealing structure, so that various underwater inspection equipment and underwater maintenance equipment can be carried on the operation platform.

The utility model provides a technical scheme structure is brief and ingenious, has solved the technological problem in the field perfectly, compares with prior art and has novelty, creativity and practicality. Because the utility model discloses a technical scheme practicality is strong, must with the wide application in this field and other relevant fields under water the steel construct inspection and maintenance.

Description of the drawings:

FIG. 1 is a front view of an underwater hydraulic control magnetic adsorption walking operation device

FIG. 2A-A view of underwater hydraulic control magnetic adsorption walking operation device

FIG. 3 is a left side view of the underwater hydraulic control magnetic force adsorption walking operation device

FIG. 4 is a right side view of the underwater hydraulic control magnetic force adsorption walking operation device

Wherein:

1. bottom plate 2, pillar 3, work platform

4. Handle bolt 5, front hydraulic cylinder 6 and extension valve

7. Oil supply pipe 8, middle hydraulic cylinder 9 and rear hydraulic cylinder

10. Oil pump station 11, evacuation pipe 12, underwater control cable

13. Outer support plate 14, left driving wheel 15 and bearing assembly

16. Drive shaft 17, oil return pipe 18, poppet valve

19. Fixing flange 20, piston rod 21, magnet block

22. End flange 23, piston rod hole 24 and universal wheel

25. Oil return pipe 26, oil return solenoid valve 27, solenoid valve cable

28. Drive electromagnetic valve 29, drive oil pipe 30 and right drive wheel

31. Inner support plate 32, right hydraulic motor 33 and left hydraulic motor

34. Iron tower

The specific implementation mode is as follows:

two universal wheels 24 are symmetrically fixed under the front end of a bottom plate 1 with three groups of piston rod holes 23 by using a combining bolt 4, one end of a driving shaft 16 with a left driving wheel 14 is connected on an outer support plate 13 by using the combining bolt 4 through a bearing assembly 15, the outer support plate 13 is fixed on one side of the rear end of the bottom plate 1 by using the combining bolt 4, the other end of the driving shaft 16 with the left driving wheel 14 is connected with a left hydraulic motor 33 fixed on an inner support plate 31, and the inner support plate 31 is fixed under the rear end of the bottom plate 1 by using a fixing bolt 4. One end of a driving shaft 16 with a right driving wheel 30 is connected with an outer support plate 13 fixed below the bottom plate 1 through a bearing assembly 15, the other end of the driving shaft 16 with the right driving wheel 30 is connected with a right hydraulic motor 32 fixed on an inner support plate 31, and the inner support plate 31 for fixing the right hydraulic motor 32 is fixed below the bottom plate 1 through a binding bolt 4. The left hydraulic motor 33 and the right hydraulic motor 32 are communicated with the oil pump station 10 equipped with the evacuation pipe 11 through a drive oil pipe 29 with a drive solenoid valve 28 and a return oil pipe 25 with a return oil solenoid valve 26, respectively. The oil pump station 10 is fixed on the bottom plate 1, and the underwater control cable 12 is connected with the electromagnetic valve cable 27 through the oil pump station 10 to realize the control of the driving electromagnetic valve 28 and the oil return electromagnetic valve 26. After the three groups of piston rods 20 on the front hydraulic cylinder 5, the middle hydraulic cylinder 8 and the rear hydraulic cylinder 9 firstly pass through the piston rod holes 23, the front hydraulic cylinder 5, the middle hydraulic cylinder 8 and the rear hydraulic cylinder 9 are fixed on the bottom plate 1 through the fixing flanges 19 by using the fastening bolts 4. The front end of the piston rod 20 of each group of hydraulic cylinders is fixed with a magnet block 21 through an end flange 22 by using a handle bolt 4, and the end flange 22 is fixed at the end of the piston rod 20. The front hydraulic cylinder 5, the middle hydraulic cylinder 8 and the rear hydraulic cylinder 9 are all communicated with the oil pump station 10 through an oil supply pipe 7 with a protruding valve 6 and an oil return pipe 17 with a poppet valve 18, and the oil supply pipe 7 and the oil return pipe 17 are opposite in direction and have the same function. The distance between the magnet block 21 and the surface of the iron tower 34 is adjusted by the expansion and contraction of the piston rod 20. A work platform 3 is fixed on the base plate 1 by 4 columns 2. And (5) finishing the implementation.

Claims (1)

1. An underwater hydraulic control magnetic force adsorption walking operation device is characterized in that a pair of universal wheels are symmetrically fixed below the front end of a bottom plate with three groups of piston rod holes, two groups of outer support plates and inner support plates are symmetrically fixed below the rear end of the bottom plate, one end of a driving shaft with a left driving wheel is fixedly connected on the outer support plates through a bearing assembly by a handle bolt, and the other end of the driving shaft with the left driving wheel is connected with a left hydraulic motor fixed on the inner support plates through the inner support plates; one end of a driving shaft with a right driving wheel is fixedly connected on the outer support plate through a bearing assembly by a fastening bolt, and the other end of the driving shaft with the right driving wheel is connected with a right hydraulic motor fixed on the inner support plate through the inner support plate; the left hydraulic motor is communicated with an oil pump station through a driving oil pipe with a driving electromagnetic valve and an oil return pipe with an oil return electromagnetic valve, the right hydraulic motor is communicated with the oil pump station through the driving oil pipe with the driving electromagnetic valve and the oil return pipe with the oil return electromagnetic valve, and the driving electromagnetic valve and the oil return electromagnetic valve are communicated with an underwater control cable through an electromagnetic valve cable; an oil pump station with an emptying pipe and an underwater control cable is fixed on the upper surface of the rear end of the bottom plate, a front hydraulic cylinder, a middle hydraulic cylinder and a rear hydraulic cylinder are fixed on the bottom plate, three groups of hydraulic cylinders are 6, the number or number of the hydraulic cylinders can be increased or decreased according to the operation requirement, a piston rod of the front hydraulic cylinder penetrates through a piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, a piston rod of the middle hydraulic cylinder penetrates through the piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, a piston rod of the rear hydraulic cylinder penetrates through the piston rod hole and is fixed with a magnet block through an end flange fixed at the front end of the piston rod, the front hydraulic cylinder, the middle hydraulic cylinder and the rear hydraulic cylinder are communicated with an oil pump station through an oil supply pipe with an extension valve and an oil return pipe with a lift valve, the distance between the magnet block and the surface of the iron tower is adjustable from far to near; piston rods of the two front hydraulic cylinders are fixed with the two universal wheels on the front lower surface of the bottom plate, piston rods of the two rear hydraulic cylinders are fixed with the left driving wheel, the left hydraulic motor, the right driving wheel and the right hydraulic motor through the inner supporting plate and the outer supporting plate, and the distance between the magnet block fixed on the lower surface of the bottom plate and the surface of the iron tower is adjusted through the extension and contraction of the piston rods of the pair of front hydraulic cylinders and the piston rods of the pair of rear hydraulic cylinders, so that the magnetic attraction force is adjusted.