CN115897702A - Underwater cleaning equipment and method for water pumping port of nuclear power station - Google Patents
Underwater cleaning equipment and method for water pumping port of nuclear power station Download PDFInfo
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- CN115897702A CN115897702A CN202211293181.2A CN202211293181A CN115897702A CN 115897702 A CN115897702 A CN 115897702A CN 202211293181 A CN202211293181 A CN 202211293181A CN 115897702 A CN115897702 A CN 115897702A
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Abstract
The invention belongs to the technical field of underwater operation equipment of nuclear power stations, and particularly relates to underwater cleaning equipment and a cleaning method for a water pumping port of a nuclear power station, wherein the underwater cleaning equipment (1) comprises a main body (2) provided with an underwater hydraulic control device (17), and an underwater cleaning device (7) arranged at the front end of the main body (2), wherein the underwater cleaning device (7) can be deployed into an environmental water area of a water pumping port accessory of the nuclear power station along with the main body (2) and can clean sundries in water by means of power provided by the underwater hydraulic control device (17). Shovel through shovel receipts structure (8) among cleaning device (7) under water with debris, at the seabed of nuclear power station pumping port, the crustacean is many, can be well with attached to the crustacean clearance at the seabed through shovel receipts structure (8), smashes through stirring structure (10) after shoveling, and rethread collection structure (14) are concentrated together and are handled, and the clean up is convenient, need not personnel operation of launching, avoids endangering personal safety.
Description
Technical Field
The invention belongs to the technical field of underwater operation equipment of nuclear power stations, and particularly relates to underwater cleaning equipment and a cleaning method for a water pumping port of a nuclear power station.
Background
The civil nuclear power station is generally arranged at the sea, seawater needs to be pumped to be used as a coolant when the civil nuclear power station works, the water needs to be pumped from the water under water to be used as the coolant in the running and working process of the nuclear power station, but a lot of impurities such as silt, garbage and shells of crustaceans exist under water, and after the water is pumped for a period of time, the impurities such as the silt, the garbage and the shells of the crustaceans are easily sucked to the water pumping port, so that the water pumping port is easily blocked, the equipment cannot continue to work, and therefore the impurities near the water pumping port need to be regularly cleaned.
At present, the cleaning is carried out from the underwater by manpower, more dangers exist underwater, so the personal safety of an operator underwater is difficult to be ensured, particularly, the cleaning is carried out underwater in a nuclear power station, the damage of nuclear radiation can be caused, and the cleaning is difficult and the cleaning efficiency is low.
Disclosure of Invention
The invention aims to provide an underwater cleaning device based on a nuclear power station, which can improve the cleaning efficiency and the cleaning degree, reduce the harm of nuclear radiation to operators and ensure the personal safety of the operators.
In order to achieve the purpose, the technical scheme adopted by the invention is that the underwater cleaning equipment is used for the water pumping port of the nuclear power station, wherein the underwater cleaning equipment comprises a main body provided with an underwater hydraulic control device and an underwater cleaning device arranged at the front end of the main body, and the underwater cleaning device can be deployed into the environmental water area of the accessory of the water pumping port of the nuclear power station along with the main body and can clean sundries in water by means of power provided by the underwater hydraulic control device.
Further, the underwater cleaning device comprises a shoveling and collecting structure, a smashing structure and a collecting structure; the shoveling and collecting structure is a bucket-shaped hollow structure with an opening on one surface, and the crushing structure is arranged in a cavity inside the shoveling and collecting structure; the collection structure is disposed above the body; the shoveling and collecting structure is used for shoveling the sundries and entering the cavity in the shoveling and collecting structure through the opening, the stirring structure is used for stirring the sundries in the cavity in the shoveling and collecting structure, the shoveling and collecting structure is further used for realizing lifting and overturning through a transmission device, and the sundries are sent into the collecting structure; the collecting structure can be overturned and used for unloading the sundries, and the collecting structure is driven by hydraulic pressure of the underwater hydraulic control device.
Further, in the present invention,
the stirring structure comprises a screw conveyer, and the screw conveyer is provided with a screw blade for stirring the sundries; the spiral blades can push and roll the sundries to the middle of the cavity of the shoveling and collecting structure in the process of crushing; the spiral conveyor is subjected to steering control through a hydraulic speed reducing motor or a gear set, so that the effect of pushing and rolling sundries to the middle of the cavity of the shoveling and collecting structure is achieved; the hydraulic speed reducing motor is arranged on the shoveling and collecting structure and is of a sealing structure; the output end of the hydraulic speed reducing motor is connected with the stirring structure to provide rotating force for the stirring structure; the hydraulic speed reducing motor obtains hydraulic drive through the underwater hydraulic control device.
Furthermore, the transmission device comprises a first transmission structure and a second transmission structure, wherein one end of the first transmission structure is connected to the shoveling and collecting structure, and the other end of the first transmission structure is rotatably connected to the main body and is used for driving the shoveling and collecting structure to turn over; one end of the second transmission structure is connected to the main body, and the other end of the second transmission structure is connected to the first transmission structure and used for pushing and pulling the first transmission structure so as to drive the shoveling and collecting structure to ascend or descend; the first transmission structure and the second transmission structure are driven hydraulically by the underwater hydraulic control device.
The clamping jaw structure is arranged on the first transmission structure and can rotate in multiple degrees of freedom; the clamping jaw structure obtains hydraulic drive through the underwater hydraulic control device.
Further, the bottom of the main body is further provided with a chassis, crawler wheels are arranged in the chassis, the chassis drives the main body to move at the bottom through the crawler wheels, and the crawler wheels are driven by the underwater hydraulic control device to obtain hydraulic drive.
Further, in the present invention,
the underwater hydraulic control device comprises a hydraulic oil tank, a hydraulic pump, a hydraulic control unit, a hydraulic electromagnetic valve assembly, a power supply unit and a sealing box body;
the hydraulic oil tank is arranged in the main body and used for storing hydraulic oil;
the hydraulic pump is arranged in the main body, is connected to the hydraulic oil tank, and is used for extracting and outputting hydraulic oil from the hydraulic oil tank;
the hydraulic electromagnetic valve assembly is connected with the output end of the hydraulic pump and is used for controlling the output of hydraulic oil to provide driving force;
the hydraulic control unit is connected with the hydraulic electromagnetic valve assembly and is used for controlling the on-off of the hydraulic electromagnetic valve assembly;
the power supply unit is connected with the hydraulic control unit and used for providing power supply;
the hydraulic electromagnetic valve assembly, the hydraulic control unit and the power supply unit are arranged in the sealed box body;
the hydraulic pump is driven by a waterproof motor.
The underwater cleaning device further comprises an electrical appliance control unit arranged in the main body and used for controlling electrical appliance elements in the underwater cleaning device, and the electrical appliance control unit is sealed by a sealing box.
Further, the main body is of a frame structure, water flow in the environmental water area can flow through the main body, and a pair of sonars is further arranged at the front end of the main body.
In order to achieve the above purpose, the present invention also discloses an underwater cleaning method for a nuclear power station pumping port, which is used for the above underwater cleaning device for a nuclear power station pumping port, and comprises the following steps:
s1, transporting the underwater cleaning equipment to an underwater working place by transporting equipment;
s2, starting the hydraulic pump, the waterproof motor and the electric appliance control unit, controlling the crawler wheels to rotate to drive out of the dispatching equipment, and controlling the underwater cleaning equipment to move to a working destination;
and S3, cleaning or crushing the sundries through the underwater cleaning device or the clamping jaw structure, transferring the sundries into the collecting structure, and then transporting the sundries to the shore.
The invention has the beneficial effects that:
the underwater cleaning device 7 is driven by the chassis 43 to move underwater, and sundries in the range are cleaned by the underwater cleaning device 7; the invention shovels sundries through the shoveling and collecting structure 8, particularly, the crustaceans are more on the seabed of the pumping port of the nuclear power station, the shoveling and collecting structure 8 can well clean the crustaceans attached to the seabed, the shoveled crustaceans are smashed through the smashing structure 10 and then are gathered together through the collecting and collecting structure 14 for treatment, the cleaning is clean and convenient, the personnel launching operation is not needed, and the personal safety is prevented from being damaged.
Drawings
FIG. 1 is a schematic diagram of an underwater cleaning device for a pumping port of a nuclear power plant according to an embodiment of the present invention;
FIG. 2 is a view in the direction A of FIG. 1;
FIG. 3 is a schematic view of an underwater cleaning device 7 according to an embodiment of the present invention;
fig. 4 is a schematic diagram of the underwater hydraulic control device 17 according to the embodiment of the present invention (the hydraulic oil tank 18 and the hydraulic pump 19 in the underwater hydraulic control device 17 are not included);
fig. 5 is a schematic diagram of the hydraulic drive principle of the subsea hydraulic control device 17 according to the embodiment of the present invention;
in the figure: 1-underwater cleaning equipment, 2-a main body, 3-an electric control unit, 4-a transmission device, 5-a first transmission structure, 6-a second transmission structure, 7-underwater cleaning device, 8-a shoveling and collecting structure, 9-a shoveling block, 10-a smashing structure, 11-a screw conveyor, 12-a helical blade, 13-a notch, 14-a collecting structure, 15-a hydraulic speed reducing motor, 16-a clapboard, 17-an underwater hydraulic control device, 18-a hydraulic oil tank, 19-a hydraulic pump, 20-a hydraulic control unit, 21-a hydraulic electromagnetic valve assembly, 22-an oil inlet, 23-an oil outlet, 24-a hydraulic electromagnetic valve assembly, 25-an electromagnetic reversing valve, 26-a first hydraulic electromagnetic valve assembly, 27-a second hydraulic electromagnetic valve assembly, 28-a proportional valve, 29-an overflow valve, 30-a sealing box body, 31-a bottom plate, 32-a cover plate, 33-a sealing ring, 34-an oil inlet adapter port, 35-an oil outlet adapter port, 36-a power supply unit, 37-a clamping jaw structure, 38-a first hydraulic motor, 39-a second hydraulic motor, 40-a first hydraulic motor, 40-a second hydraulic oil cylinder, a chassis wheel, and a hydraulic cylinder wheel.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1 and 2, the underwater cleaning device 1 for the pumping port of the nuclear power station provided by the invention comprises a main body 2 provided with an underwater hydraulic control device 17, and an underwater cleaning device 7 arranged at the front end of the main body 2, wherein the underwater cleaning device 7 can be deployed into the environmental water area of the pumping port accessory of the nuclear power station along with the main body 2 and can clean impurities in water by means of power provided by the underwater hydraulic control device 17.
As shown in fig. 3, the underwater cleaning device 7 comprises a scooping structure 8, a crushing structure 10 and a collecting structure 14; the shoveling and collecting structure 8 is a bucket-shaped hollow structure with an opening on one surface, and the crushing structure 10 is arranged in a cavity inside the shoveling and collecting structure 8; the collecting structure 14 is arranged above the main body 2, so that the sundries can be poured and poured out conveniently; the shoveling and collecting structure 8 is used for shoveling sundries and entering the cavity inside the shoveling and collecting structure 8 through the opening, the stirring structure 10 is used for stirring the sundries in the cavity inside the shoveling and collecting structure 8, the shoveling and collecting structure 8 is also used for realizing lifting and overturning through the transmission device 4, the sundries are sent into the collecting structure 14, and the collecting structure 14 is used for collecting and containing the sundries; the collecting structure 14 can be tipped over for unloading of the impurities, the collecting structure 14 being hydraulically driven by means of an underwater hydraulic control device 17. Shoveling and collecting the structure 8 to shovel sundries, especially on the seabed, the crustaceans are many, the shoveling and collecting structure 8 can well clean the crustaceans attached to the seabed, the shoveling and collecting structure is stirred by the stirring structure 10, the shoveling and collecting structure 8 is concentrated into the collecting structure 14 for treatment, the cleaning is convenient, the personnel launching operation is not needed, and the personal safety is prevented from being damaged.
Of course, the sundries can be also crushed without using the crushing structure 10, and the scooping structure 8 can directly pour the sundries into the collecting structure 14 after scooping the sundries.
One side of the shoveling and collecting structure 8 contacting with the ground is provided with an inclined plane which faces upwards, so that the edge of the shoveling and collecting structure 8 contacting with the ground is an acute angle, and thus, smaller sundries such as sludge on the bottom surface can be shoveled more cleanly.
The stirring structure 10 comprises two screw conveyors 11, the two screw conveyors 11 are symmetrically arranged, and one ends of the two screw conveyors 11 are respectively and rotatably arranged on two side walls in the cavity of the shoveling and collecting structure 8; the spiral conveyors 11 are provided with spiral blades 12, and the spiral directions of the spiral blades 12 of the two spiral conveyors 11 are opposite; after the sundries are scooped up, the spiral blades 12 are used for coacting with the inner wall of the scooping structure 8 to stir up the scooped sundries; moreover, as the spiral blades 12 are spiral and have opposite rotation directions, sundries can be pushed and rolled towards the middle of the cavity of the shoveling and collecting structure 8 in the process of crushing; the spiral conveyor 11 is controlled to rotate in opposite directions through hydraulic speed reducing motors 15 (the two hydraulic speed reducing motors 15 respectively control the two spiral conveyors 11) or through a gear set, and then sundries are pushed and rolled to the middle of the cavity of the shoveling and collecting structure 8 in the process of crushing; the hydraulic speed reducing motor 15 is arranged on the shoveling and collecting structure 8, and the hydraulic speed reducing motor 15 is a sealing structure; the output end of the hydraulic speed reducing motor 15 is connected with the stirring structure 10 to provide a rotating force for the stirring structure 10; the hydraulic speed reducing motor 15 obtains hydraulic drive through an underwater hydraulic control device 17;
the edge of the helical blade 12 is provided with a plurality of notches 13, and the radian of the interval between the adjacent notches 13 is equal; the gaps 13 are formed in the spiral blades 12 at equal intervals, so that the stirring structure 10 can stir sundries more easily to form an effect similar to a saw, meanwhile, the edge corners of the sundries can be clamped through the gaps 13, and the gaps and the inner wall of the shoveling structure 8 can act together when rotating to stir the sundries, so that the stirring effect is improved;
the underwater cleaning device 7 also comprises two partition plates 16 which are respectively arranged in the cavity of the shoveling and collecting structure 8 and divide the cavity of the shoveling and collecting structure 8 into a first cavity and a second cavity; the first and second cavities correspond to the two screw conveyors 11, respectively; the other end of the screw conveyor 11 is rotatably arranged on the partition plate 16; when the spiral conveyor 11 pushes sundries to the middle of the cavity of the shoveling and collecting structure 8, the larger sundries can be supported on the partition plate 16, and when the spiral conveyor 11 continues to rotate again, the spiral blades 12 can extrude the sundries, and the larger sundries are extruded and crushed again.
The transmission device 4 comprises a first transmission structure 5 and a second transmission structure 6, one end of the first transmission structure 5 is connected to the shoveling and collecting structure 8, and the other end of the first transmission structure is rotatably connected to the main body 2 and used for driving the shoveling and collecting structure 8 to turn over; one end of the second transmission structure 6 is connected to the main body 2, and the other end is connected to the first transmission structure 5, and is used for pushing and pulling the first transmission structure 5 to drive the shoveling and collecting structure 8 to ascend or descend; the first transmission structure 5 and the second transmission structure 6 are both hydraulically driven by means of a subsea hydraulic control device 17. The shoveling and collecting structure 8 shovels and crushes the sundries, the shoveling and collecting structure 8 is lifted through the second transmission structure 6, the shoveling and collecting structure 8 is turned over through the first transmission structure 5, and the sundries are poured into the collecting structure 14; similarly, due to the complex and uneven topography of the sea bottom, when the underwater cleaning equipment 1 moves for cleaning, the height and the angle of the underwater cleaning device 7 can be adjusted through the first transmission structure 5 and the second transmission structure 6, and the situation that the underwater cleaning equipment cannot advance when encountering abrupt terrain blockage is avoided.
As shown in fig. 1 and 2, the device further comprises a clamping jaw structure 37, wherein the clamping jaw structure 37 is arranged on the first transmission structure 5, and the clamping jaw structure 37 can rotate in multiple degrees of freedom; the jaw structure 37 is hydraulically driven by the underwater hydraulic control device 17 (specifically, the hydraulic pressure is provided to the jaw structure 37 by the hydraulic electromagnetic valve group device 24 to drive the jaw structure 37 to move). The clamping jaw structure 37 can clamp objects which obviously cannot be crushed or are plastic bags and the like into the collecting structure 14 directly, so that the spiral blades 12 are prevented from being damaged, and sundries clamped on the crushing structure 10 can be clamped away.
As shown in fig. 1 and 2, a chassis 43 is further arranged at the bottom of the main body 2, track wheels 44 are arranged in the chassis 43, the chassis 43 drives the main body 2 to move under the water through the track wheels 44, the track wheels 44 are hydraulically driven through the underwater hydraulic control device 17, due to the fact that the topography of the sea bottom is complex and uneven, the underwater cleaning device 1 can better move on the sea bottom by using the track wheels 44, and larger driving force can be improved by using the track wheels 44 to better clean sundries.
As shown in fig. 2 and 4, the underwater hydraulic control device 17 includes a hydraulic oil tank 18, a hydraulic pump 19, a hydraulic control unit 20, a hydraulic solenoid valve assembly 21, a power supply unit 36 and a sealed box 30;
a hydraulic oil tank 18 is provided in the main body 2 for storing hydraulic oil;
a hydraulic pump 19 is arranged in the main body 2 and connected to the hydraulic oil tank 18 for pumping hydraulic oil from the hydraulic oil tank 18 and outputting the hydraulic oil;
the hydraulic electromagnetic valve assembly 21 is connected with the output end of the hydraulic pump 19 and is used for controlling the output of hydraulic oil to provide driving force;
the hydraulic control unit 20 is connected with the hydraulic electromagnetic valve assembly 21 and is used for controlling the on-off of the hydraulic electromagnetic valve assembly 21;
the power supply unit 36 is connected with the hydraulic control unit 20 and used for supplying power;
the hydraulic electromagnetic valve assembly 21, the hydraulic control unit 20 and the power supply unit 36 are arranged in the sealed box body 30;
the hydraulic pump 19 is driven by a waterproof motor.
The hydraulic electromagnetic valve assembly 21, the hydraulic control unit 20, the power supply unit 36 and other structures with electronic and electrical components are packaged in the sealed box body 30, are isolated from water, and prevent the electronic and electrical components from being affected by water to cause short circuit or burnout, so that a power source capable of working underwater is provided, some equipment can work underwater, manual underwater operation is replaced, and personal safety is prevented from being damaged; meanwhile, if hydraulic oil leaks from the hydraulic solenoid valve assembly 21, the hydraulic oil can stay in the sealed box body 30, so that the hydraulic oil is prevented from leaking into water and polluting water quality.
The sealed box 30 includes a bottom plate 31, a cover plate 32 and a sealing ring 33, the hydraulic solenoid valve assembly 21, the hydraulic control unit 20 and the power supply unit 36 are disposed on the bottom plate 31, the cover plate 32 covers the bottom plate 31, and the sealing ring 33 is disposed between the bottom plate 31 and the cover plate 32. The cover plate 32 is tightly pressed on the bottom plate 31 through the sealing ring 33, the sealing performance is improved, water is prevented from entering the cover plate to enable electronic and electrical elements to be short-circuited or burnt, the stability of the underwater cleaning equipment 1 in underwater work is guaranteed, and the failure rate of the equipment is greatly reduced.
The sealing box body 30 comprises an oil inlet adapter port 34 and an oil outlet adapter port 35, the oil inlet adapter port 34 and the oil outlet adapter port 35 are both arranged on the side wall of the bottom plate 31 and are sealed and fixed with the side wall of the bottom plate 31, and the oil inlet adapter port 34 and the oil outlet adapter port 35 are connected with the hydraulic electromagnetic valve assembly 21. Specifically, the sealed case 30 is a sealed case. Through setting up the switching mouth on bottom plate 31 lateral wall come the switching oil circuit, because the switching mouth can form better leakproofness with between the lateral wall of bottom plate 31, consequently, utilize the switching mouth to come the oil circuit of switching sealed box 30 the inside and outside, can be so that sealed box 30's leakproofness is better.
The hydraulic electromagnetic valve assembly 21 comprises an oil inlet 22, an oil outlet 23 and a plurality of hydraulic electromagnetic valve group devices 24, the oil inlet 22 is communicated with the hydraulic pump 19 through the oil inlet adapter port 34, the oil outlet 23 is communicated with the hydraulic oil tank 18 through the oil outlet adapter port 35, and the hydraulic electromagnetic valve group devices 24 are respectively connected with the other ends of the oil inlet 22 and the oil outlet 23; the hydraulic electromagnetic valve set device 24 is arranged in the sealed box body 30, and the oil inlet 22 and the oil outlet 23 are arranged on one side of the hydraulic electromagnetic valve set device 24.
The hydraulic electromagnetic valve group device 24 comprises an electromagnetic directional valve 25, the electromagnetic directional valve 25 is a three-position four-way directional valve, and hydraulic oil is output through the electromagnetic directional valve 25. The electromagnetic directional valve 25 can control the on and off of oil flow or change the direction of the oil flow, and has the advantages of leakage blocking, easy control of inner leakage, safe use, simple system, convenient maintenance, low price, quick action, small power and light appearance.
The hydraulic solenoid valve assembly 24 includes a first hydraulic solenoid valve set 26 and a second hydraulic solenoid valve set 27, the first hydraulic solenoid valve set 26 is connected to the hydraulic motor, and the second hydraulic solenoid valve set 27 is connected to the moving structure. In the underwater cleaning device 1, the driving force is divided into direct driving by hydraulic pressure and driving by a hydraulic motor, so that different hydraulic electromagnetic valve group devices 24 are correspondingly arranged respectively for adapting to different movement structures.
The first hydraulic electromagnetic valve group 26 further comprises a proportional valve 28 and a relief valve 29, wherein the proportional valve 28 is connected between the electromagnetic directional valve 25 and the oil inlet 22, and the relief valve 29 is connected between the electromagnetic directional valve 25 and the proportional valve 28. The overflow valve 29 plays a safety protection role in the equipment, when the pressure of the equipment exceeds a specified value, the overflow valve 29 is pushed open, and a part of hydraulic oil in the equipment is discharged into an oil return pipeline, so that the pressure of the equipment does not exceed an allowable value, and the equipment is prevented from accidents caused by overhigh pressure; then the pressure, flow and direction of the hydraulic oil are proportionally regulated and controlled through the proportional valve 28 so as to control the output power of the hydraulic motor, and the pressure can be compensated through the proportional valve 28 so that the output pressure and flow can not be influenced by the change of the load.
As shown in fig. 5, which is a hydraulic driving schematic diagram of the underwater hydraulic control device 17, in the present underwater cleaning apparatus 1, the structures driven by hydraulic pressure include, but are not limited to, a first hydraulic motor 38 for the mincing structure 10, two second hydraulic motors 39 for two sets of track wheels 44, a first cylinder 40 for driving the underwater cleaning device 7 to ascend and descend, a second cylinder 41 for driving the underwater cleaning device 7 to overturn, and a third cylinder 42 for driving the collecting structure 14 to overturn, the underwater hydraulic control device 17 is specifically connected to the above hydraulic motors and cylinders, the first hydraulic electromagnetic valve group 26 is connected to each hydraulic motor for regulating and controlling the output power of each hydraulic motor, and the second hydraulic electromagnetic valve group 27 is connected to each cylinder for directly driving the movement of each structure.
As shown in fig. 1, the underwater cleaning device further comprises an electrical control unit 3 arranged in the main body 2 and used for controlling electrical elements in the underwater cleaning device 1, wherein the electrical control unit 3 is sealed by a sealing box to prevent water from entering and causing a circuit or being burnt out.
As shown in fig. 1 and 2, the main body 2 has a frame structure, so that water in the environmental water can flow through the main body 2, the resistance of water to the main body 2 is reduced, the energy loss is reduced, and a pair of sonars 45 is further provided at the front end of the main body 2.
The invention also discloses an underwater cleaning method for the pumping port of the nuclear power station, which is used for the underwater cleaning equipment for the pumping port of the nuclear power station, and comprises the following steps:
s1, transporting the underwater cleaning equipment 1 to an underwater working place by transporting equipment;
step S2, starting the hydraulic pump 19, the waterproof motor and the electric appliance control unit 3, controlling the crawler wheels 44 to rotate to get out of the dispatching equipment, and controlling the underwater cleaning equipment 1 to move to a working destination;
and S3, cleaning or crushing the sundries through the underwater cleaning device 7 or the clamping jaw structure 37, transferring the sundries into the collecting structure 14, and cleaning the sundries in the collecting structure 14 by moving the whole underwater cleaning equipment 1 to the shore after the collecting structure 14 is filled.
The device according to the present invention is not limited to the embodiments described in the specific embodiments, and those skilled in the art can derive other embodiments according to the technical solutions of the present invention, and also belong to the technical innovation scope of the present invention.
Claims (10)
1. The utility model provides a cleaning equipment under water for nuclear power station pumping port which characterized by: the underwater cleaning equipment (1) comprises a main body (2) provided with an underwater hydraulic control device (17), and an underwater cleaning device (7) arranged at the front end of the main body (2), wherein the underwater cleaning device (7) can be deployed into the environment water area of a water pumping port accessory of a nuclear power station along with the main body (2) and relies on power provided by the underwater hydraulic control device (17) to clean sundries in the water.
2. An underwater cleaning device for a nuclear power station pumping port as claimed in claim 1, wherein: the underwater cleaning device (7) comprises a shoveling and collecting structure (8), a stirring structure (10) and a collecting structure (14); the shoveling and collecting structure (8) is a bucket-shaped hollow structure with an opening on one surface, and the crushing structure (10) is arranged in a cavity inside the shoveling and collecting structure (8); the collecting structure (14) is arranged above the main body (2); the shoveling and collecting structure (8) is used for shoveling the sundries and enabling the sundries to enter the cavity in the shoveling and collecting structure (8) through the opening, the smashing structure (10) is used for smashing the sundries in the cavity in the shoveling and collecting structure (8), the shoveling and collecting structure (8) is further used for achieving lifting and overturning through the transmission device (4) and sending the sundries into the collecting structure (14); the collecting structure (14) can be overturned for unloading the sundries, and the collecting structure (14) is hydraulically driven by the underwater hydraulic control device (17).
3. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 2, wherein: the smashing structure (10) comprises a spiral conveyor (11), a spiral blade (12) is arranged on the spiral conveyor (11), and the spiral blade (12) is used for smashing the sundries; the spiral blades (12) can push and roll the sundries to the middle of the cavity of the shoveling and collecting structure (8) in the process of crushing; the spiral conveyor (11) is subjected to steering control through a hydraulic speed reducing motor (15) or a gear set, so that sundries are pushed and rolled to the middle of the cavity of the shoveling and collecting structure (8); the hydraulic speed reducing motor (15) is arranged on the shoveling and collecting structure (8), and the hydraulic speed reducing motor (15) is of a sealing structure; the output end of the hydraulic speed reducing motor (15) is connected with the stirring structure (10) to provide rotating force for the stirring structure (10); the hydraulic speed reducing motor (15) obtains hydraulic drive through the underwater hydraulic control device (17).
4. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 3, wherein: the transmission device (4) comprises a first transmission structure (5) and a second transmission structure (6), one end of the first transmission structure (5) is connected to the shoveling and collecting structure (8), and the other end of the first transmission structure is rotatably connected to the main body (2) and used for driving the shoveling and collecting structure (8) to turn over; one end of the second transmission structure (6) is connected to the main body (2), and the other end of the second transmission structure is connected to the first transmission structure (5) and used for pushing and pulling the first transmission structure (5) so as to drive the shoveling and collecting structure (8) to ascend or descend; the first transmission structure (5) and the second transmission structure (6) are both hydraulically driven by the underwater hydraulic control device (17).
5. An underwater cleaning device for a nuclear power station pumping port as claimed in claim 4, wherein: the clamping jaw mechanism is characterized by further comprising a clamping jaw structure (37), wherein the clamping jaw structure (37) is arranged on the first transmission structure (5), and the clamping jaw structure (37) can rotate in multiple degrees of freedom; the jaw structure (37) is hydraulically driven by the underwater hydraulic control device (17).
6. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 5, wherein: the bottom of the main body (2) is further provided with a chassis (43), a crawler wheel (44) is arranged in the chassis (43), the chassis (43) drives the main body (2) to move at the water bottom through the crawler wheel (44), and the crawler wheel (44) is driven by hydraulic pressure through the underwater hydraulic control device (17).
7. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 6, wherein:
the underwater hydraulic control device (17) comprises a hydraulic oil tank (18), a hydraulic pump (19), a hydraulic control unit (20), a hydraulic electromagnetic valve assembly (21), a power supply unit (36) and a sealing box body (30);
the hydraulic oil tank (18) is arranged in the main body (2) and used for storing hydraulic oil;
the hydraulic pump (19) is arranged in the main body (2) and connected to the hydraulic oil tank (18) and is used for extracting hydraulic oil from the hydraulic oil tank (18) and outputting the hydraulic oil;
the hydraulic electromagnetic valve assembly (21) is connected with the output end of the hydraulic pump (19) and is used for controlling the output of hydraulic oil to provide driving force;
the hydraulic control unit (20) is connected with the hydraulic electromagnetic valve assembly (21) and is used for controlling the on-off of the hydraulic electromagnetic valve assembly (21);
the power supply unit (36) is connected with the hydraulic control unit (20) and used for supplying power;
the hydraulic electromagnetic valve assembly (21), the hydraulic control unit (20) and the power supply unit (36) are arranged in the sealed box body (30);
the hydraulic pump (19) is driven by a waterproof motor.
8. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 7, wherein: the underwater cleaning device is characterized by further comprising an electric appliance control unit (3) arranged in the main body (2) and used for controlling all electric appliance elements in the underwater cleaning device (1), and the electric appliance control unit (3) is sealed by a sealing box.
9. An underwater cleaning device for a nuclear power plant pumping port as claimed in claim 8, wherein: the main body (2) is of a frame structure, water flow in the environment water area can flow through the main body (2), and a pair of sonars (45) is further arranged at the front end of the main body (2).
10. An underwater cleaning method for a nuclear power plant pump port, for an underwater cleaning device for a nuclear power plant pump port as claimed in claim 9, comprising the steps of:
s1, transporting the underwater cleaning equipment (1) to an underwater working place by transporting equipment;
s2, starting the hydraulic pump (19), the waterproof motor and the electric appliance control unit (3), controlling the crawler wheel (44) to rotate out of the dispatching equipment, and controlling the underwater cleaning equipment (1) to move to a working destination;
and S3, cleaning or smashing the sundries through the underwater cleaning device (7) or the clamping jaw structure (37), transferring the sundries into the collecting structure (14), and then transporting the sundries to the shore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211293181.2A CN115897702A (en) | 2022-10-21 | 2022-10-21 | Underwater cleaning equipment and method for water pumping port of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211293181.2A CN115897702A (en) | 2022-10-21 | 2022-10-21 | Underwater cleaning equipment and method for water pumping port of nuclear power station |
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| Publication Number | Publication Date |
|---|---|
| CN115897702A true CN115897702A (en) | 2023-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211293181.2A Pending CN115897702A (en) | 2022-10-21 | 2022-10-21 | Underwater cleaning equipment and method for water pumping port of nuclear power station |
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| Country | Link |
|---|---|
| CN (1) | CN115897702A (en) |
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2022
- 2022-10-21 CN CN202211293181.2A patent/CN115897702A/en active Pending
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