Intercepting net cleaning device and method for cleaning water inlet intercepting net of nuclear power station

Abstract

The invention relates to the technical field of hydraulic engineering, and discloses an interception net cleaning device and a cleaning method for a nuclear power plant inflow interception net. The interception net cleaning device comprises a civil engineering foundation, a crane support is installed on the civil engineering foundation, a plurality of interception net bags are arranged below the civil engineering foundation, and a lifting device is arranged between the crane support and the interception net bags; a cleaning device is arranged on the civil foundation; the lifting device comprises a plurality of electric winches and traction ropes, the electric winches are fixedly installed on the travelling crane support, one ends of the traction ropes are fixedly installed at the output ends of the electric winches, and the other ends of the traction ropes are fixedly installed on the intercepting net bag; the intercepting net bag containing marine organisms, floating objects and other sundries is lifted to the civil foundation through the lifting device, the sundries on the intercepting net bag are cleaned through the cleaning device, the intercepting net bag can be cleaned on a civil foundation platform, and the cleaning efficiency is improved. Cooperation of professional operation ships is reduced, and then the risk of offshore operation is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of hydraulic engineering, in particular to an intercepting net cleaning device and a method for cleaning an intercepting net of a water inlet of a nuclear power plant. BACKGROUND

[0002] A nuclear power plant unit needs to use a large amount of circulating cooling water during operation. According to preliminary calculation, if a direct cooling is used for a million kilowatt nuclear power unit during normal operation, 50-85 m3 / s of circulating cooling water is needed. At present, the nuclear power plant units in operation in China are generally more than 4, and if the 4 units are operated at the same time, the water demand is very large. Therefore, a coastal nuclear power plant needs to build a deep water intake channel to meet the supply of cooling water. In order to ensure the quality of the cooling water of the nuclear power plant, the water intake channel is generally provided with an intercepting net, a barrier and other corresponding measures to prevent marine organisms from invading, to avoid marine organisms from blocking the water inlet or the cooling system, and to ensure the normal operation of the cooling system.

[0003] The main function of the intercepting net is to prevent floating objects, marine organisms and other sundries from entering the water inlet channel of the nuclear power plant, so as to protect the safe operation of the circulating water system of the nuclear power plant. Therefore, regular cleaning of the intercepting net is an important measure to ensure the safety of the cooling water source of the nuclear power plant. At present, the cleaning of the intercepting net is mainly in the mode of automatic system and manual fishing cooperation. When the automatic cleaning system cannot completely remove all sundries, a professional work ship is needed to dredge and salvage the intercepting net. During the outbreak of marine organisms, the manual operation time is long, the workload is large, and the cleaning objects are difficult to transport. SUMMARY

[0004] To solve the above technical problems, the present application provides the following technical scheme: The intercepting net cleaning device comprises a civil foundation, a travelling crane support is installed on the civil foundation, a plurality of intercepting net pockets are arranged below the civil foundation, a lifting device is arranged between the travelling crane support and the intercepting net pocket, and a cleaning device is arranged on the civil foundation. The lifting device comprises a plurality of electric winches and a traction rope, the electric winches are fixedly installed on the travelling crane support, one end of the traction rope is fixedly installed on the output end of the electric winch, the other end of the traction rope is fixedly installed on the intercepting net pocket, and an opening and closing port is arranged at the end of the intercepting net pocket. The cleaning device comprises a vibration assembly, an extrusion assembly and a flushing assembly, a pair of vertical plates are fixedly connected to the civil foundation, the vibration assembly is arranged at the bottom between the two vertical plates, the extrusion assembly is arranged at the middle between the two vertical plates, and the flushing assembly is arranged at the top between the two vertical plates. The lifting device drives the intercepting net pocket to move upwards and pass through the vibration assembly, the extrusion assembly and the flushing assembly in sequence, and a collecting assembly is arranged on the civil foundation.

[0005] Preferably, the pulling device further comprises a plurality of pulleys, the plurality of pulleys are fixedly installed at the bottom of the crane support, a collecting guide plate is fixedly installed on the civil foundation, a roller shaft is rotatably connected at the top between the two vertical plates through a bearing, and the traction rope is sleeved on the pulleys and is attached to the collecting guide plate and the top of the outer periphery of the roller shaft.

[0006] Preferably, the vibration assembly comprises a plurality of rotating rollers, a sliding hole is formed in the vertical plate, a sliding plate is slidably connected in the sliding hole, a bearing seat is fixedly connected to one end of the sliding plate, the plurality of rotating rollers are uniformly distributed on one side of the bearing seat and are rotatably connected to the bearing seat through a bearing, a first motor is fixedly connected to one side of the bearing seat, one end of one of the rotating rollers is fixedly connected to the output end of the first motor, a plurality of first gears are fixedly connected to the other side of the bearing seat, a first toothed belt is sleeved on the outer periphery of the first gears and is meshingly connected to the first gears, and the other end of the rotating roller is fixedly connected to the first gear.

[0007] Preferably, the vibration assembly further comprises a spring, a hinged seat is fixedly connected to one side of the vertical plate, a movable roller is rotatably connected between the hinged seats through a bearing, a second motor is fixedly connected to one side of the hinged seat, one end of the movable roller is fixedly connected to the output end of the second motor, a plurality of push plates are fixedly connected to the outer periphery of the movable roller, a straight plate is fixedly connected to the other end of the sliding plate, the straight plate is slidably arranged in the sliding hole, guide rods are fixedly connected to the two sides in the sliding hole, the straight plate is sleeved on the guide rods, the spring is sleeved on the guide rods, the spring is fixedly installed on the straight plate and away from one side of the movable roller, and when the movable roller rotates, the push plates drive the straight plate to move forward and make the spring in a squeezed state.

[0008] Preferably, the extrusion assembly comprises a rolling roller, an I-shaped groove is formed in the vertical plate, an I-shaped plate is slidably arranged in the I-shaped groove, a first screw rod is rotatably connected in the I-shaped groove through a bearing, the first screw rod is threadedly connected to the I-shaped plate and one end of the first screw rod extends to the top of the vertical plate, a third motor is fixedly connected to the top of the vertical plate, the output end of the third motor is fixedly connected to one end of the first screw rod, a rectangular slot is formed in one end of the I-shaped plate, a rectangular rod is slidably arranged in the rectangular slot, a rotating rod is rotatably connected between the two rectangular rods through a bearing, the rolling roller is fixedly installed on the rotating rod, the rotating rod extends to the other side of the rectangular rod at both ends and the second gear is fixedly connected to the outer periphery of the rotating rod, square slots are formed in the two sides of the vertical plate, toothed plates are slidably arranged in the square slots, and the toothed plates are meshingly connected to the second gears.

[0009] Preferably, the extrusion assembly further comprises a second screw, which is rotatably arranged in the rectangular groove through a bearing and is threadedly connected with the rectangular rod, one end of the second screw extends to the I-shaped plate away from one side of the rectangular rod, one side of the I-shaped plate is rotatably connected with a third gear through a bearing, a second tooth belt is sleeved on the third gear and is in meshing connection with the third gear, a right-angle seat is fixedly connected to one side of the I-shaped plate, a fourth motor is fixedly connected to the right-angle seat, the output end of the fourth motor is fixedly connected with the shaft center of one side of the third gear, the third gear is fixedly connected with one end of the second screw, a clamping plate is fixedly connected to the rectangular rod, a clamping groove is formed in the tooth plate, and the clamping plate is slidably arranged in the clamping groove.

[0010] Preferably, the flushing assembly comprises two bolts, holes are formed in the two sides of the vertical plate, vertical shafts are fixedly connected in the holes, movable plates are rotatably connected in the holes, the movable plates are sleeved outside the vertical shafts, sleeve plates are sleeved on one end of the movable plates, rectangular holes are formed in the sleeve plates, a moving plate is arranged between the two sleeve plates, the moving plate is arranged in the rectangular holes at the two ends and is hingedly connected with the sleeve plates, the two bolts are fixedly installed at the two ends of one side of the moving plate, a square hole is formed in one side of the movable plate, a movable shaft is slidably arranged in the square hole, a push plate is arranged between the two movable plates, the push plate is sleeved outside the movable shaft, a panel is fixedly connected to one side of the vertical plate, a servo air cylinder is fixedly connected to the panel, and the output end of the servo air cylinder is fixedly connected with one side of the push plate.

[0011] Preferably, the flushing assembly further comprises a spraying head, a connecting plate is fixedly connected to the rectangular rod, the connecting plate extends to between the two sleeve plates at the top, a sliding groove is formed in the connecting plate, the spraying head is slidably connected with the connecting plate through the sliding groove, a guide groove is formed in the moving plate, and the spraying head is slidably arranged in the guide groove.

[0012] Preferably, the collecting assembly comprises a charging bin, a plurality of discharge openings are fixedly formed in the civil foundation, the discharge openings are arranged between the two vertical plates, the charging bin is fixedly installed at the bottom of the civil foundation through screws, and the charging bin opening is in communication with the discharge opening.

[0013] The method for cleaning the intake screen of a nuclear power plant comprises the steps of applying the screen cleaning device, and the specific steps are as follows: One end of the traction rope is fixedly installed on the electric winch, and the other end of the traction rope is wound on the intercepting net bag. When the intercepting net bag is filled with too much marine organisms and floating objects and other sundries, the traction rope is reeled in by the electric winch to drive the intercepting net bag to move upwards. The traction rope is arranged in the middle part of the portion of the intercepting net bag located at the bottom of the civil foundation. During the upward movement of the intercepting net bag, the middle part of the intercepting net bag moves upwards and the two sides are vertically downward. When the electric winch drives the intercepting net bag to move to the civil foundation, the opening and closing opening is opened, and the vibration assembly is operated to drive the intercepting net bag to vibrate back and forth, so that the sundries not hung on the net in the intercepting net bag fall downward through the opening and closing opening into the collecting assembly. The intercepting net bag continuously moves upwards, the extrusion assembly operates to extrude and roll back and forth the sundries hung on the net of the intercepting net bag, so that the sundries are broken, and the flushing assembly operates to flush the broken sundries on the intercepting net bag, so that the sundries are flushed into the collecting assembly.

[0014] Advantages Compared with the prior art, the present application provides an intercepting net cleaning device and a method for cleaning the intercepting net of a nuclear power plant, which has the following advantages: 1. The intercepting net cleaning device and the method for cleaning the intercepting net of a nuclear power plant can lift the intercepting net bag filled with marine organisms and floating objects and other sundries to the civil foundation by the lifting device, and clean the sundries on the intercepting net bag by the cleaning device, so that the intercepting net bag can be cleaned on the civil foundation platform, the cooperation of professional work vessels is reduced, and the risk of offshore operation is further reduced.

[0015] The intercepting net cleaning device and the method for cleaning the intercepting net of a nuclear power plant can install a zipper type opening and closing opening at the tail of the intercepting net bag, so that after the intercepting net bag filled with marine organisms and floating objects and other sundries is lifted to the civil foundation by the lifting device, the opening and closing opening at the tail of the intercepting net bag is opened. Through the action of gravity and the setting of the vibration assembly, the sundries not hung on the net in the intercepting net bag can be quickly cleaned and collected into the collecting assembly.

[0016] The intercepting net cleaning device and the method for cleaning the intercepting net of a nuclear power plant can set the extrusion assembly, so that the rolling rollers on both sides of the intercepting net bag roll back and forth on the sundries hung on the net of the intercepting net bag, break the sundries on the intercepting net bag, and at the same time, the flushing assembly swings back and forth while flushing the broken sundries on the intercepting net bag, so as to effectively clean and collect the sundries hung on the net of the intercepting net bag for the second time. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is one of the overall structure schematic diagrams of the intercepting net cleaning device of the present application; Figure 2 It is the second overall structure schematic diagram of the intercepting net cleaning device of the present application; Figure 3 Structure diagram of the pulling device of the present application; Figure 4 Structure diagram of the pulling device of the present application; Figure 3 Structure diagram of the pulling device of the present application; Figure 5 Structure diagram of the extrusion assembly of the present application; Figure 6 Structure diagram of the pulling device of the present application; Figure 5 Structure diagram of the pulling device of the present application; Figure 7 Structure diagram of the extrusion assembly of the present application; Figure 8 Structure diagram of the pulling device of the present application; Figure 7 Structure diagram of the pulling device of the present application; Figure 9 Structure diagram of the vibration assembly of the present application; Figure 10 Structure diagram of the pulling device of the present application; Figure 9 Structure diagram of the pulling device of the present application; Figure 11 Structure diagram of the pulling device of the present application; Figure 9 Structure diagram of the pulling device of the present application; Figure 12 Structure diagram of the flushing assembly of the present application; Figure 13 Structure diagram of the pulling device of the present application; Figure 12 Structure diagram of the pulling device of the present application; Figure 14 Structure diagram of the pulling device of the present application; Figure 12 Structure diagram of the pulling device of the present application.

[0018] In the figure: 1, civil foundation; 2, travelling crane support; 3, intercepting net bag; 4, lifting device; 5, cleaning device; 41, electric winch; 42, traction rope; 43, opening and closing opening; 6, vibration assembly; 7, extrusion assembly; 8, flushing assembly; 9, collection assembly; 10, vertical plate; 44, pulley; 45, collection guide plate; 46, roller shaft; 61, rotating roller; 62, sliding hole; 63, sliding plate; 64, bearing seat; 65, first motor; 66, first gear; 67, first toothed belt; 68, spring; 69, hinged seat; 610, movable roller; 611, second motor; 612, push plate; 613, straight plate; 614, guide rod; 71, rolling roller; 72, I-shaped groove; 73, I-shaped plate; 74, first screw; 75, third motor; 76, rectangular groove; 77, rectangular rod; 78, rotating rod; 79, second gear; 710, square groove; 711, toothed plate; 712, second screw; 713, third gear; 714, second toothed belt; 715, fourth motor; 716, clamping plate; 717, clamping groove; 81, bolt; 82, hole groove; 83, vertical shaft; 84, movable plate; 85, cover plate; 86, rectangular hole; 87, moving plate; 88, square hole; 89, movable shaft; 810, push plate; 811, servo air cylinder; 812, spray head; 813, connecting plate; 814, sliding groove; 815, guide groove; 91, charging bin; 92, discharge port. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0020] As introduced in the background, there are deficiencies in the prior art. In order to solve the above technical problems, the present application proposes an intercepting net cleaning device and a method for cleaning intercepting net of nuclear power plant.

[0021] Embodiment one: Please refer to Figures 1-3 , the intercepting net cleaning device comprises a civil foundation 1, a travelling crane support 2 is installed on the civil foundation 1, a plurality of intercepting net bags 3 are arranged below the civil foundation 1, a lifting device 4 is arranged between the travelling crane support 2 and the intercepting net bag 3, and a cleaning device 5 is arranged on the civil foundation 1; The lifting device 4 comprises a plurality of electric winches 41 and a traction rope 42, the electric winch 41 is fixedly installed on the travelling crane support 2, one end of the traction rope 42 is fixedly installed on the output end of the electric winch 41, the other end of the traction rope 42 is fixedly installed on the intercepting net bag 3, and the end of the intercepting net bag 3 is provided with an opening and closing opening 43; The cleaning device 5 comprises a vibration assembly 6, a squeezing assembly 7 and a flushing assembly 8, a pair of vertical plates 10 are fixedly connected to the civil foundation 1, the vibration assembly 6 is arranged at the bottom between the two vertical plates 10, the squeezing assembly 7 is arranged at the middle between the two vertical plates 10, and the flushing assembly 8 is arranged at the top between the two vertical plates 10; the lifting device 4 drives the interception net bag 3 to move upwards and sequentially pass through the vibration assembly 6, the squeezing assembly 7 and the flushing assembly 8; and the civil foundation 1 is provided with a collection assembly 9.

[0022] Specifically, one end of the traction rope 42 is fixedly installed on the electric winch 41, and the other end of the traction rope 42 is wound on the interception net bag 3; when the interception net bag 3 is filled with too much marine organisms and floating objects, the traction rope 42 is wound by the electric winch 41 to drive the interception net bag 3 to move upwards; the traction rope 42 is arranged at the middle of the part of the interception net bag 3 located at the bottom of the civil foundation 1; during the upward movement of the interception net bag 3, the middle part of the interception net bag 3 moves upwards and the two sides are vertically downwards; when the interception net bag 3 is moved to the civil foundation 1 by the electric winch 41, the opening and closing opening 43 is opened, and the vibration assembly is operated to drive the interception net bag 3 to vibrate back and forth, so that the marine organisms and floating objects not hung on the net in the interception net bag 3 fall downwards through the opening and closing opening 43 and fall into the collection assembly 9; the interception net bag 3 continues to move upwards, the squeezing assembly 7 operates to squeeze and roll the marine organisms and floating objects hung on the net in the interception net bag 3 back and forth, so that the marine organisms and floating objects are broken; and the flushing assembly 8 operates to flush the broken marine organisms and floating objects in the interception net bag 3, so that the marine organisms and floating objects are flushed into the collection assembly 9; The interception net bag 3 filled with marine organisms and floating objects is lifted to the civil foundation 1 by the lifting device 4, and the marine organisms and floating objects on the interception net bag 3 are cleaned by the cleaning device 5, so that the interception net bag 3 can be cleaned on the platform of the civil foundation 1, the cooperation of professional work vessels is reduced, and the risk of offshore operation is further reduced.

[0023] Embodiment two: The difference from the above-mentioned embodiment one is that, referring to Figures 1-4 For the above-mentioned lifting device 4, the lifting device 4 further comprises a plurality of pulleys 44, the plurality of pulleys 44 are fixedly installed at the bottom of the trolley support 2, the collection guide plate 45 is fixedly installed on the civil foundation 1, the roller shaft 46 is rotatably connected to the top between the two vertical plates 10 through a bearing, and the traction rope 42 is sleeved on the pulley 44 and abuts against the top of the outer periphery of the collection guide plate 45 and the roller shaft 46; Specifically, the travelling support 2 is fixed on the civil foundation 1, the electric winch 41 is fixedly installed on the top of the travelling support 2 in four directions, the pulley 44 is fixedly installed on the bottom of the travelling support 2 in four directions, the interception net bag 3 is lifted through the electric winch 41 and the pulley 44, the height of the travelling support 2 is equivalent to the height of the interception net bag 3 lifted from the platform of the civil foundation 1, the travelling support 2, the electric winch 41 and the pulley 44 jointly constitute the lifting device 4, the lifting device 4 can realize cleaning of multiple interception net bags 3 at the same time, the lifted interception net bag 3 is pulled to the platform by leaning against the collection guide plate 45, and the collection of the marine organisms and the floating objects in the tail bag of the interception net bag 3 is facilitated.

[0024] Embodiment three: The difference from the above-mentioned embodiment two is that, referring to Figures 9-11 For the above-mentioned vibration assembly 6, the vibration assembly 6 includes a plurality of rotating rollers 61, the vertical plate 10 is provided with a sliding hole 62, a sliding plate 63 is slidably connected in the sliding hole 62, one end of the sliding plate 63 is fixedly connected with a bearing seat 64, the plurality of rotating rollers 61 are uniformly distributed on one side of the bearing seat 64 and are rotatably connected with the bearing seat 64 through bearings, one side of the bearing seat 64 is fixedly connected with a first motor 65, one end of the first motor 65 is fixedly connected with one of the rotating rollers 61, the other side of the bearing seat 64 is fixedly connected with a plurality of first gears 66, a first toothed belt 67 engaged with the first gears 66 is sleeved on the outer periphery of the first gears 66, and the other end of the rotating roller 61 is fixedly connected with the first gear 66; The vibration assembly 6 further includes a spring 68, a hinge seat 69 is fixedly connected on one side of the vertical plate 10, a movable roller 610 is rotatably connected between the hinge seats 69 through bearings, a second motor 611 is fixedly connected on one side of the hinge seat 69, one end of the second motor 611 is fixedly connected with the movable roller 610, a plurality of pushing plates 612 are fixedly connected on the outer periphery of the movable roller 610, a straight plate 613 is fixedly connected on the other end of the sliding plate 63, the straight plate 613 is slidably arranged in the sliding hole 62, guide rods 614 are fixedly connected on both sides in the sliding hole 62, the straight plate 613 is sleeved on the guide rods 614, the spring 68 is sleeved on the guide rods 614, the spring 68 is fixedly installed on the straight plate 613 and away from the side of the movable roller 610, when the movable roller 610 rotates, the pushing plates 612 drive the straight plate 613 to move forward and make the spring 68 in a squeezed state; Specifically, after the intercepting net bag 3 is lifted onto the civil engineering foundation 1 by the lifting device 4, the second motor 611 drives the movable roller 610 to rotate, thereby driving the pushing plate 612 on the periphery of the movable roller 610 to rotate with the movable roller 610 as the axis. When the outer side of the pushing plate 612 contacts the edge of the straight plate 613, the pushing plate 612 continues to rotate and drives the straight plate 613 to move forward, and makes the spring 68 in an extruded state, the straight plate 613 moves forward, and drives the slide plate 63 to move forward, thereby driving the supporting seat 64 to move forward, so that the outer side of the rotating roller 61 contacts the surface of the intercepting net bag 3, and drives the intercepting net bag 3 to move forward. At the same time, the first motor 65 runs, driving one of the rotating rollers 61 to rotate, and through one end of multiple rotating rollers 61 The meshing connection between the first gear 66 and the first toothed belt 67 drives the other rotating rollers 61 to rotate, thereby assisting the interception net bag 3 to move upward through the rotation of the rotating roller 61, avoiding damage to the traction rope 42 and the interception net bag 3 due to excessive friction between the interception net bag 3 and the rotating roller 61. When the pushing plate 612 disengages from the straight plate 613, the spring 68 resets and drives the support plate to move backward, thereby driving the rotating roller 61 to reset. The moving directions of the rotating rollers 61 on one side of the two vertical plates 10 are opposite. When the multiple rotating rollers 61 on one supporting plate move forward, the multiple rotating rollers 61 on the other supporting plate move backward, thereby driving the interception net bag 3 to shake, and then shaking out the debris that is not hung on the net in the interception net bag 3.

[0025] Example 4: The difference from the above embodiment 3 is that, see Figures 5-8 The first and second gears 79 are fixedly connected to each other through the third gear 78. The extrusion assembly 7 further comprises a second screw rod 712 rotatably arranged in the rectangular groove 76 through a bearing and threadedly connected with the rectangular rod 77, one end of the second screw rod 712 extending to the side of the I-shaped plate 73 away from the rectangular rod 77, a third gear 713 rotatably connected with the I-shaped plate 73 on one side through a bearing, a second toothed belt 714 sleeved on the third gear 713 and meshingly connected with the third gear 713, a right-angle seat fixedly connected with the I-shaped plate 73 on one side, a fourth motor 715 fixedly connected with the right-angle seat, the output end of the fourth motor 715 fixedly connected with the shaft center of one side of the third gear 713, the third gear 713 fixedly connected with one end of the second screw rod 712, a clamping plate 716 fixedly connected with the rectangular rod 77, and a clamping groove 717 formed in the toothed plate 711 and in which the clamping plate 716 is slidably arranged. Specifically, when the intercepting net bag 3 passes through the rolling roller 71, the fourth motor 715 drives one of the third gears 713 to rotate, and through the meshing connection between the two third gears 713 and the second toothed belt 714, the two third gears 713 are driven to rotate at the same time, so that the two second screw rods 712 are driven to rotate at the same time, through the threaded connection between the second screw rod 712 and the rectangular rod 77, and the sliding connection between the rectangular rod 77 and the rectangular groove 76 at one end of the I-shaped plate 73, the rectangular rod 77 is driven to move forward, so that the rolling roller 71 moves forward, and the intercepting net bag 3 is located between the two rolling rollers 71, and when the rectangular rod 77 moves forward, through the sliding connection between the clamping block and the clamping groove 717, and the sliding connection between the toothed plate 711 and the square groove 710, the rectangular rod 77 drives the toothed plate 711 to move synchronously. At the same time, the third motor 75 operates to drive the first screw rod 74 to rotate, through the threaded connection between the first screw rod 74 and the I-shaped block, the I-shaped block is driven to move up and down in the I-shaped groove 72, through the meshing connection between the second gears 79 at both ends of the rotating rod 78 and the toothed plate 711, when the I-shaped block moves up and down, the second gears 79 mesh with the toothed plate 711 and drive the rotating rod 78 to rotate, so that the rolling roller 71 rotates, and then the two rolling rollers 71 roll and press the intercepting net bag 3, when the two rolling rollers 71 are in the initial position, one of the rolling rollers 71 on one side of the vertical plate 10 is located above the I-shaped groove 72, and the other rolling roller 71 on one side of the vertical plate 10 is located below the I-shaped groove 72, so that the intercepting net bag 3 is roll-pressed in an up-and-down staggered manner, and then the debris on the intercepting net bag 3 is crushed.

[0026] Example five: The difference from the above-mentioned example four is that, referring to Figures 12-14For the above flushing assembly 8, the flushing assembly 8 comprises two plugs 81, and the vertical plate 10 is provided with a hole groove 82 on both sides, the hole groove 82 is fixedly connected with a vertical shaft 83, the hole groove 82 is rotatably connected with a movable plate 84, the movable plate 84 is sleeved outside the vertical shaft 83, one end of the movable plate 84 is sleeved with a sleeve plate 85, the sleeve plate 85 is provided with a rectangular hole 86, a moving plate 87 is arranged between the two sleeve plates 85, the moving plate 87 is arranged in the rectangular hole 86 at both ends and is hingedly connected with the sleeve plate 85, two plugs 81 are fixedly installed at both ends of one side of the moving plate 87, a square hole 88 is formed in one side of the movable plate 84, a movable shaft 89 is slidably arranged in the square hole 88, a push plate 810 is arranged between the two movable plates 84, the push plate 810 is sleeved outside the movable shaft 89, a panel is fixedly connected to one side of the vertical plate 10, a servo air cylinder 811 is fixedly connected to the panel, and the output end of the servo air cylinder 811 is fixedly connected to one side of the push plate 810. The flushing assembly 8 further comprises a spray head 812, and the rectangular rod 77 is fixedly connected with a connecting plate 813, the connecting plate 813 extends to between the two sleeve plates 85 at the top, the connecting plate 813 is provided with a sliding groove 814, the spray head 812 is slidably connected with the connecting plate 813 through the sliding groove 814, and the moving plate 87 is provided with a guide groove 815, and the spray head 812 is slidably arranged in the guide groove 815. Specifically, when the rectangular rod 77 moves forward, the connecting plate 813 moves forward, thereby driving the spray head 812 to move forward, through the sleeve connection between the sleeve plate 85 and the movable plate 84 and the arrangement of the spray head 812 slidably arranged on the moving plate 87 between the two sleeve plates 85, when the spray head 812 moves forward, the sleeve plate 85 and the moving plate 87 are driven to move forward, thereby making the two spray heads 812 close to the intercepting net bag 3, and the end of the plug 81 is attached to the intercepting net bag 3, and the end of the plug 81 is provided as a round head to avoid damaging the intercepting net bag 3, at the same time, the servo air cylinder 811 operates to drive the push plate 810 to move, through the hinge connection between the push plate 810 and the movable shaft 89 and the sliding connection between the movable shaft 89 and the direction hole, and the sleeve connection between the movable plate 84 and the vertical shaft 83, when the push plate 810 moves, the movable plate 84 rotates around the vertical shaft 83, thereby driving the sleeve plate 85 and the movable plate 84 to rotate synchronously, and further driving the moving plate 87 to move back and forth, thereby driving the intercepting net bag 3 to swing back and forth through the arrangement of the plug 81, at this time, the intercepting net bag 3 is flushed by the spray head 812 while swinging.

[0027] Embodiment six: The difference from the above-mentioned embodiment five is that, referring to Figure 14For the above collecting assembly 9, the collecting assembly 9 comprises a charging bin 91, a plurality of discharge ports 92 are fixedly arranged on the civil foundation 1, the discharge ports 92 are arranged between the two vertical plates 10, the charging bin 91 is fixedly arranged on the bottom of the civil foundation 1 by screws, and the charging bin 91 is communicated with the discharge ports 92; Specifically, the bottom of the charging bin 91 is arranged as a filter plate, so as to facilitate the filtration of the liquid for flushing the interception net bag 3, thereby filtering and collecting the sundries on the interception net bag 3.

[0028] Embodiment seven: Referring to Figures 1-14 The embodiment discloses a method for cleaning the interception net of the water inlet of a nuclear power plant, and the specific steps are as follows: One end of the traction rope 42 is fixedly arranged on the electric winch 41, the other end of the traction rope 42 is wound on the interception net bag 3, when the sundries such as marine organisms and floating objects in the interception net bag 3 are accumulated too much, the electric winch 41 drives the traction rope 42 to be wound and drives the interception net bag 3 to move upwards, the traction rope 42 is arranged in the middle part of the part of the interception net bag 3 located at the bottom of the civil foundation 1, in the process of moving upwards of the interception net bag 3, the middle part of the interception net bag 3 moves upwards and the two sides are vertically downwards, when the electric winch 41 drives the interception net bag 3 to move to the civil foundation 1, the opening and closing port 43 is opened, and the vibration assembly is operated to drive the interception net bag 3 to vibrate back and forth, so that the sundries not hung on the net in the interception net bag 3 fall downwards through the opening and closing port 43 into the collecting assembly 9, the interception net bag 3 continuously moves upwards, the squeezing assembly 7 is operated to squeeze and roll back and forth the sundries hung on the net on the interception net bag 3, so as to crush the sundries, and the flushing assembly 8 is operated to flush the crushed sundries on the interception net bag 3, so as to flush the sundries into the collecting assembly 9.

[0029] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An interception net cleaning device, including a civil engineering foundation, is characterized by: A driving bracket is installed on the civil engineering foundation, a plurality of intercepting net bags are arranged under the civil engineering foundation, a lifting device is arranged between the driving bracket and the intercepting net bags, and a cleaning device is arranged on the civil engineering foundation; The lifting device includes multiple electric winches and traction ropes, the electric winches are fixedly mounted on the driving bracket, one end of the traction rope is fixedly mounted on the output end of the electric winch, and the other end of the traction rope is fixedly mounted on the interception net bag, and the end of the interception net bag is provided with an opening and closing mouth; The cleaning device includes a vibration component, an extrusion component and a flushing component. A pair of vertical plates are fixedly connected to the civil engineering foundation. The vibration component is arranged at the bottom between the two vertical plates, the extrusion component is arranged in the middle between the two vertical plates, and the flushing component is arranged at the top between the two vertical plates. The pulling device drives the intercepting net bag to move upward and pass through the vibration component, extrusion component and flushing component in sequence. A collection component is provided on the civil engineering foundation.

2. The interception net cleaning device according to claim 1, characterized in that: The lifting device also includes multiple pulleys, which are fixedly installed at the bottom of the traveling bracket. A collecting guide plate is fixedly installed on the civil engineering foundation. A roller is rotatably connected to the top between the two vertical plates through a bearing. The traction rope is set on the pulley and fits with the collecting guide plate and the top of the outer periphery of the roller.

3. The interception net cleaning device according to claim 2, characterized in that: The vibration assembly includes multiple rotating rollers, a sliding hole is opened on the vertical plate, a slide is slidably connected to the sliding hole, one end of the slide is fixedly connected to the bearing seat, multiple rotating rollers are evenly distributed on one side of the bearing seat and are rotatably connected to the bearing seat through bearings, one side of the bearing seat is fixedly connected to a first motor, the output end of the first motor is fixedly connected to one end of one of the rotating rollers, and the other side of the bearing seat is fixedly connected to multiple first gears, and the outer circumference of the multiple first gears is provided with a first toothed belt meshing with the first gear, and the first gear is fixedly connected to the other end of the rotating roller.

4. The interception net cleaning device according to claim 3, characterized in that: The vibration assembly also includes a spring, one side of the vertical plate is fixedly connected to a hinged seat, and a movable roller is rotatably connected between the hinged seats through a bearing, one side of the hinged seat is fixedly connected to a second motor, the output end of the second motor is fixedly connected to one end of the movable roller, a plurality of push plates are fixedly connected to the outer periphery of the movable roller, and the other end of the slide is fixedly connected to a straight plate, the straight plate is slidably arranged in a sliding hole, and guide rods are fixedly connected on both sides of the sliding hole, the straight plate is sleeved on the guide rod, and the spring is sleeved on the guide rod, the spring is fixedly mounted on the straight plate and away from one side of the movable roller. When the movable roller rotates, the push plate drives the straight plate to move forward and puts the spring in an extruded state.

5. The interception net cleaning device according to claim 4, characterized in that: The extrusion assembly includes a rolling roller, an I-shaped groove is provided on the vertical plate, an I-shaped plate is slidably provided in the I-shaped groove, a first screw is rotatably connected to the I-shaped groove through a bearing, the first screw is threadedly connected to the I-shaped plate and one end extends to the top of the vertical plate, the top of the vertical plate is fixedly connected to a third motor, the output end of the third motor is fixedly connected to one end of the first screw, a rectangular groove is provided at one end of the I-shaped plate, a rectangular rod is slidably provided in the rectangular groove, a rotating rod is rotatably connected between the two rectangular rods through a bearing, the rolling roller is fixedly mounted on the rotating rod, two ends of the rotating rod extend to the other side of the rectangular rod and the outer periphery is fixedly connected to the second gear, square grooves are provided on both sides of the vertical plate, a tooth plate is slidably provided in the square groove, and the tooth plate is meshed with the second gear.

6. The interception net cleaning device according to claim 5, characterized in that: The extrusion assembly also includes a second screw, which is rotatable in the rectangular groove through a bearing and is threadably connected to the rectangular rod. One end of the second screw extends to the side of the I-shaped plate away from the rectangular rod. One side of the I-shaped plate is rotatably connected to the third gear through a bearing. The third gear is sleeved with a second toothed belt meshing with the third gear. One side of the I-shaped plate is fixedly connected to a right-angle seat, and the right-angle seat is fixedly connected to a fourth motor. The output end of the fourth motor is fixedly connected to the axis of one side of the third gear. The third gear is fixedly connected to one end of the second screw, and a clamping plate is fixedly connected to the rectangular rod. A clamping slot is provided on the toothed plate, and the clamping plate is slidably disposed in the clamping slot.

7. The interception net cleaning device according to claim 6, characterized in that: The scouring assembly includes two latches, each of which is provided with a hole slot on both sides of the vertical plate, a vertical shaft is fixedly connected in the hole slot, a movable plate is rotatably connected in the hole slot, the movable plate is sleeved outside the vertical shaft, one end of the movable plate is sleeved with a sleeve plate, a rectangular hole is provided on the sleeve plate, a movable plate is provided between the two sleeve plates, two ends of the movable plate are arranged in the rectangular hole and hinged with the sleeve plate, the two latches are respectively fixedly installed on the two ends of one side of the movable plate, a square hole is provided on one side of the movable plate, a movable shaft is slidably provided in the square hole, a push plate is provided between the two movable plates, the push plate is sleeved outside the movable shaft, one side of the vertical plate is fixedly connected with a panel, the panel is fixedly connected to a servo cylinder, and the output end of the servo cylinder is fixedly connected to one side of the push plate.

8. The interception net cleaning device according to claim 7, characterized in that: The flushing assembly also includes a spray head, a connecting plate is fixedly connected to the rectangular rod, the top of the connecting plate extends between the two sleeve plates, a sliding groove is provided on the connecting plate, one side of the spray head is slidably connected to the connecting plate through the sliding groove, a guide groove is provided on the movable plate, and the spray head is slidably arranged in the guide groove.

9. The interception net cleaning device according to claim 8, characterized in that: The collecting assembly includes a charging bin, and a plurality of discharge ports are fixedly opened on the civil engineering foundation. The discharge ports are arranged between two vertical plates. The charging bin is fixedly installed at the bottom of the civil engineering foundation by screws, and the charging bin port is connected to the discharge port.

10. A method for cleaning a water interception net in a nuclear power plant, characterized by: The interception net cleaning device according to any one of claims 1 to 9 is used, and the specific steps are as follows: One end of the traction rope is fixedly installed on the electric winch, and the other end of the traction rope is wound around the interception net bag. When there are too many marine organisms and floating objects in the interception net bag, the traction rope is reeled in by the electric winch and the interception net bag is driven to move upward. The traction rope is arranged in the middle part of the interception net bag at the bottom of the civil engineering foundation. During the upward movement of the interception net bag, the middle part of the interception net bag is upward and the two sides are vertically downward. When the electric winch drives the interception net bag to move to the civil engineering foundation, the opening and closing mouth is opened, and the vibration component is operated to drive the interception net bag to vibrate back and forth, so that the debris not hanging on the net in the interception net bag falls down through the opening and closing mouth into the collection component. The interception net bag continues to move upward, and the squeezing component is operated to squeeze the debris hanging on the interception net bag and crush it back and forth to break the debris. At the same time, the flushing component is operated to flush the broken debris on the interception net bag so that the debris is flushed into the collection component.

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