Nuclear power plant water intake channel marine organism guide filtration system

Abstract

The application discloses a nuclear power plant water intake channel marine organism guide filtering system and relates to the technical field of nuclear power plant cold source water intake systems. The filtering system comprises a plurality of support piers arranged on breakwaters on both sides of a nuclear power water intake channel, a plurality of impurity organism collecting boxes and a seawater filtering screen. The filtering system further comprises four hollow electric transverse beams which are obliquely connected to the support piers. When seawater enters the water intake channel, the seawater is preliminarily filtered through the seawater filtering screen. Meanwhile, the electric transverse beams, vertical rollers, discs and vertical plates are cooperated to wind flocculent impurities and obliquely guide impurity organisms in the seawater into the impurity organism collecting boxes, thereby preventing blockage and rupture. After work is stopped, the electric push rods and servo motors are cooperated to conveniently draw out the impurity organism collecting boxes for cleaning, thereby preventing long-term impurity accumulation and work influencing.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of nuclear power plant cold source water intake system, and particularly relates to a nuclear power plant water intake channel marine organism guide filtration system. BACKGROUND

[0002] In the prior art, the nuclear power plant cold source water intake system refers to a system for cooling various nuclear island heat exchangers in a nuclear power plant, and its main functions include cooling the nuclear island heat exchanger, transferring the heat load to the final heat sink seawater, and forming a barrier between the nuclear island heat exchanger and the seawater to prevent the uncontrollable release of radioactive fluid into the seawater, avoid equipment corrosion and dirt problems, and the nuclear power plant cold source water intake system (RRI) usually includes two independent safety series, a common loop and a common part between the two units. The number of working stations and the number of pumps of the system depend on the operating conditions and the required heat. When running with power, the main users are the main pump and the non-regenerative heat exchanger; when the reactor is cooling, the main user is the residual heat removal system;

[0003] Publication No. CN221760612U proposes a nuclear power plant water intake channel trash holding system, which comprises a trash holding net, a steel wire rope, a fixed pile foundation system, a gallows, a fixed pulley, a power system and a fixed pile foundation; the trash holding net can be pulled out of the water surface as a whole by the power system and dried parallel to the water surface, three trash holding nets are used alternately, two trash holding nets are used underwater and one trash holding net is used for drying out of the water, the working mode of which is that the copper alloy material has a repelling effect on marine organisms, ensuring that marine organisms do not attach and grow on the trash holding net for a long time, and the attached organisms will die and fall off during the drying process, achieving self-cleaning effect. In the event of a marine organism disaster, three trash holding nets are used simultaneously and in cooperation with the trawl, which can quickly and effectively remove marine organisms and ensure the safety of nuclear power plant water intake; at the same time, the trash holding net has strong wind and wave resistance;

[0004] Publication No. CN209741784U proposes a technical solution of a nuclear power plant water intake area trash holding system, which uses a trash holding board inserted obliquely into the water to intercept garbage and sundries in the water on the water side of the water inlet, ensuring that the trash holding board is intercepted and cleaned on one side, and the trash holding board can be turned over, so that maintenance personnel can perform horizontal work when they need to clean the trash holding board; the trash holding walkway can ensure that maintenance personnel can conveniently and efficiently maintain and repair the specific parts of the nuclear power plant water intake area trash holding system; a ship passage is provided on the nuclear power plant water intake area trash holding system, and the trash holding board and the trash holding walkway can be opened when the ship needs to pass through. The utility model can meet the needs of nuclear power plant water intake, trash holding, maintenance and ship passage functions;

[0005] The utility model discloses a nuclear power plant water intake open channel trash collecting structure device discloses a nuclear power plant water intake open channel trash collecting structure device, including the guide dike of both sides of the water inlet, is equipped with a trash collecting structure in the guide dike middle, mainly comprises a plurality of parallel water intake culvert, is equipped with the intertidal trash collecting net in the upper water intake culvert, is provided with a plurality of special trash collecting net boxes in the water intake culvert, is equipped with a movable gantry crane on the upper trash collecting structure. The utility model can effectively solve the problems existing in the conventional trash collecting scheme, increase the strength of interception, greatly reduce underwater operation and manpower use, improve the salvage cleaning efficiency, save engineering investment and operation and maintenance fee.

[0006] In the prior art, a large amount of cooling water is required for the operation of a nuclear power plant, and a large amount of seawater is usually used as cooling water. Since there are many marine organisms and sundries in seawater, and the pumping flow is large, the conventional interception net is easy to be blocked, which leads to the rupture of the interception net due to excessive stress.

[0007] Therefore, the present application provides a nuclear power plant water intake open channel marine organism guiding and filtering system to solve the above problems. SUMMARY

[0008] The present application aims to provide a nuclear power plant water intake open channel marine organism guiding and filtering system to solve the problems raised in the background art.

[0009] To achieve the above-mentioned purpose, the present application provides the following technical solution: a nuclear power plant water intake open channel marine organism guiding and filtering system, comprising a plurality of support piers arranged on both sides of the nuclear power plant water intake open channel, a plurality of impurity organism collecting boxes, and a seawater filtering net, wherein the filtering system further comprises:

[0010] Four electrically driven cross beams with hollow interiors are connected to the support piers in a diagonal manner, and the bottom of each of the four electrically driven cross beams is connected to four vertical rollers with hollow interiors, and each of the vertical rollers is fixedly connected to a second bevel gear.

[0011] Preferably, the outer wall of each vertical roller is fixedly sleeved with a plurality of discs, and the top of each disc is fixedly connected to two vertical plates.

[0012] Further, the discs can synchronously control the vertical plates to rotate through disc rotation, which facilitates the interception of flocculent impurities in water.

[0013] Preferably, the electrically driven cross beam is rotatably connected to a movable column, and the outer wall of the movable column is fixedly sleeved with a first bevel gear that is adapted to the second bevel gear, and the first bevel gear is engaged with the second bevel gear.

[0014] Further, when the movable column rotates, the movable column can control the first bevel gear to rotate, at this time, the first bevel gear can cooperate with the second bevel gear to control the movable column to rotate, thereby driving the disc to rotate.

[0015] Preferably, the filter device connected with the support pier further comprises:

[0016] The support plate is fixedly connected in the filter device;

[0017] The movable door is slidingly connected at the rear side of the filter device, and the bottom of the movable door is fixedly connected with the fourth control spring, one end of the fourth control spring extends into the filter device and is fixedly connected with the top of the support plate;

[0018] The cooperation plate is slidingly connected at the bottom of the support plate;

[0019] The limiting baffle is slidingly connected at the bottom of the support plate, and the front side of the limiting baffle is fixedly connected with the rear side of the cooperation plate, and the baffle is in movable contact with the impurity biological collection box;

[0020] The auxiliary box is fixedly connected in the filter device;

[0021] The electric push rod is fixedly connected at the top of the support plate;

[0022] The top of the support plate is provided with an auxiliary mechanism and a cooperation mechanism, which work through the auxiliary mechanism and the cooperation mechanism, facilitate the impurity biological collection box to be taken out, avoid impurities to be accumulated for a long time, and ensure the working efficiency.

[0023] Preferably, the auxiliary mechanism comprises a control plate, a rotary connecting plate and a sliding plate, the control plate is slidingly connected at the top of the support plate, and the front side of the control plate is fixedly connected with the output end of the electric push rod, the rotary connecting plate is rotationally connected at the rear side of the control plate, and the sliding plate is slidingly connected at the top of the support plate, and the top of the sliding plate is rotationally connected with the rear side of the rotary connecting plate.

[0024] Further, the auxiliary mechanism moves the control plate, the control plate moves to push the rotary connecting plate to move, at this time, with the movement of the rotary connecting plate, the rotary connecting plate can push the sliding plate to move to the left, thereby assisting the limiting baffle to move.

[0025] Preferably, the bottom of the support plate is rotationally connected with a rotating column, the right side of the sliding plate is fixedly connected with a pulling belt, one end of the pulling belt is fixedly connected with the front side of the limiting baffle, and the rotating column is in contact with the pulling belt.

[0026] Further, when the sliding plate moves to the left, the sliding plate can control the pulling belt to move, at this time, the pulling belt can pull the limiting baffle to move forward through the guide of the outer wall of the rotating column, thereby synchronously controlling the moving of the cooperation plate.

[0027] Preferably, the left side of the sliding plate is fixedly connected with a first control spring, one end of the first control spring is fixedly connected with the top of the auxiliary box, the rear side of the limiting baffle is fixedly connected with a second control spring, and one end of the second control spring is fixedly connected with the front side of the support pier.

[0028] Further, by arranging the first control spring, the first control spring can push the sliding plate to reset, and by arranging the second control spring, the second control spring can pull the limiting baffle to reset through the elastic force of the second control spring.

[0029] Preferably, the cooperation mechanism comprises a movable support frame, a guide rack and a contact pressing plate, the movable support frame is slidably connected to the top of the support plate, the guide rack is slidably connected to the left side of the movable support frame, and the contact pressing plate is fixedly connected to the top of the guide rack and movably contacts the top of the movable door at the bottom.

[0030] Further, the cooperation mechanism can control the movable support frame to move, the movable support frame can synchronously drive the guide rack to move, and at this time, the guide rack can synchronously drive the contact pressing plate to move to the top of the movable door, thereby facilitating the lowering and closing of the movable door.

[0031] Preferably, the top of the support plate is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a cooperation gear, and the cooperation gear is movably engaged with the guide rack.

[0032] Further, by arranging the servo motor, the output shaft of the servo motor can control the cooperation gear to rotate, and at this time, the cooperation gear can control the guide rack to move longitudinally through the teeth.

[0033] Preferably, the top of the support plate is rotatably connected with an eccentric rotating wheel, the eccentric rotating wheel movably contacts the right side of the movable support frame, the right side of the movable support frame is fixedly connected with a third control spring, one end of the third control spring is fixedly connected with the top of the support plate, and the outer wall of the eccentric rotating wheel is wound with a movable belt, one end of the movable belt is fixedly connected with the rear side of the cooperation plate.

[0034] Further, when the cooperation plate moves, the cooperation plate can pull the movable belt to move, at this time, the movable belt can control the eccentric rotating wheel to rotate, thereby contacting the movable support frame, and further pushing the movable support frame to move to the left, and by arranging the third control spring, the third control spring can pull the movable support frame to reset.

[0035] In summary, the technical effects and advantages of the present application are:

[0036] 1、When the seawater enters the water intake channel, the impurities in the seawater are preliminarily filtered through the seawater filter screen, and at the same time, the electric cross beam rotates, the electric cross beam rotation can synchronously control the vertical roller to move, and the movable column rotates through the motor control, thereby synchronously driving the No. 1 bevel gear to rotate, when the No. 1 bevel gear rotates, the No. 1 bevel gear can control the No. 2 bevel gear to rotate through the tooth pattern, at this time, the No. 2 bevel gear rotates synchronously to drive the vertical roller to rotate, at this time, the vertical roller can obliquely guide the impurities in the seawater into the impurity collection box, and at the same time, the vertical roller rotation can synchronously control the disc to rotate, at this time, the disc rotation can drive the vertical plate to rotate, thereby winding the flocculent impurities in the seawater through the vertical plate, preventing the impurities from flowing with the seawater;

[0037] 2、When the work is finished, the electric push rod is controlled to work, the electric push rod can push the control plate to move backward, when the control plate moves, the control plate can push the rotating connecting plate to move, at this time, the rotating connecting plate moves to push the sliding plate to move leftward, when the sliding plate moves, the sliding plate can guide the pull belt to move, at this time, the pull belt can pull the limiting baffle to move forward, thereby unlocking the impurity collection box, facilitating the impurity collection box to be pulled out, and the impurity collection box to be cleaned;

[0038] 3、The limiting baffle moves to synchronously push the matching plate to move forward, at this time, the matching plate moves to pull the movable belt to move, the movable belt moves to be unwound from the outer wall of the eccentric rotating wheel, thereby controlling the eccentric rotating wheel to rotate, when the eccentric rotating wheel rotates, the eccentric rotating wheel can contact the movable support frame, thereby pushing the movable support frame to move leftward, at this time, the movable support frame can drive the guide rack to mesh with the matching gear, and the contact pressing plate moves to the upper side of the movable door, at the same time, the servo motor is controlled to work, the output shaft of the servo motor can control the guide rack to descend through the matching gear, when the guide rack descends, the guide rack drives the contact pressing plate to descend, at this time, the contact pressing plate contacts the top of the movable door, the movable door is controlled to descend and close, thereby controlling the seawater flow, facilitating the work;

[0039] When the seawater enters the water intake channel, the impurities in the seawater are preliminarily filtered through the seawater filter screen, and at the same time, the electric cross beam, the vertical roller, the disc and the vertical plate are matched, the flocculent impurities are wound at the same time, the impurities in the seawater are obliquely guided into the impurity collection box, preventing the impurities from being blocked and broken, and at the same time, after stopping working, the electric push rod and the servo motor are matched, the impurity collection box is conveniently pulled out for cleaning, preventing the impurities from being accumulated for a long time, and preventing the work from being affected. BRIEF DESCRIPTION OF DRAWINGS

[0040] Fig. 1 It is a three-dimensional structure diagram of the electric cross beam, vertical roller, disc and vertical plate of the embodiment one of the application;

[0041] Fig. 2 It is a three-dimensional structure diagram of the vertical roller, disc, vertical plate, movable column, first bevel gear and second bevel gear of the embodiment one of the application;

[0042] Fig. 3 It is a three-dimensional structure diagram of the vertical roller, disc, vertical plate, movable column, first bevel gear and second bevel gear of the embodiment one of the application;

[0043] Fig. 4 It is a three-dimensional structure diagram of the filter device of the embodiment two of the application;

[0044] Fig. 5 It is a three-dimensional structure diagram of the movable support frame, guide rack and contact pressure plate of the embodiment two of the application;

[0045] Fig. 6 It is a three-dimensional structure diagram of the movable support frame, guide rack and contact pressure plate of the embodiment two of the application;

[0046] In the figure: 1, support pier; 2, support plate; 3, auxiliary box; 4, electric push rod; 5, control plate; 6, rotating connecting plate; 7, sliding plate; 8, first control spring; 9, rotating column; 10, pulling belt; 11, limiting baffle; 12, second control spring; 13, matching plate; 14, eccentric rotating wheel; 15, movable belt; 16, movable support frame; 17, third control spring; 18, guide rack; 19, contact pressure plate; 20, servo motor; 21, matching gear; 22, movable door; 23, fourth control spring; 24, electric cross beam; 25, vertical roller; 26, disc; 27, vertical plate; 28, seawater filter screen; 29, impurity biological collection box; 30, movable column; 31, first bevel gear; 32, second bevel gear; 33, filter device. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0048] Embodiment one

[0049] Reference Figs. 1-3 In the embodiment, a nuclear power plant water intake channel marine organism guide filter system is provided, which comprises a plurality of support piers 1 arranged on both sides of the nuclear power plant water intake channel, a plurality of impurity biological collection boxes 29 and a seawater filter screen 28. The filter system further comprises:

[0050] Four hollow electric crossbeams 24 are rotatably connected to the support pier 1, and four hollow vertical rollers 25 are rotatably connected to the bottom of each of the four electric crossbeams 24. Each of the vertical rollers 25 has a second bevel gear 32 fixedly connected inside.

[0051] In this embodiment, multiple discs 26 are fixedly sleeved on the outer wall of the vertical roller 25, and two vertical plates 27 are fixedly connected to the top of each disc 26. By rotating the disc 26, the disc 26 can synchronously control the vertical plates 27 to rotate, which facilitates the interception of flocculent impurities in the water.

[0052] In this embodiment, a movable column 30 is rotatably connected inside the electric crossbeam 24, and a first bevel gear 31 adapted to the second bevel gear 32 is fixedly sleeved on the outer wall of the movable column 30. The first bevel gear 31 meshes with the second bevel gear 31. When the movable column 30 rotates, the movable column 30 can control the first bevel gear 31 to rotate. At this time, the first bevel gear 31 can cooperate with the second bevel gear 32 to control the movable column 30 to rotate, thereby driving the disc 26 to rotate.

[0053] Example 2

[0054] refer to Figs. 4-6 This embodiment also proposes a marine organism-guided filtration system for a nuclear power plant intake open channel, including a filtration device 33 connected to a support pier 1. The filtration device 33 further includes:

[0055] Support plate 2 is fixedly connected inside the filter device 33;

[0056] The movable door 22 is slidably connected to the rear side of the filter device 33, and the bottom of the movable door 22 is fixedly connected to the fourth control spring 23. One end of the fourth control spring 23 extends into the filter device 33 and is fixedly connected to the top of the support plate 2.

[0057] The mating plate 13 is slidably connected to the bottom of the support plate 2;

[0058] A limiting baffle 11 is slidably connected to the bottom of the support plate 2, and the front side of the limiting baffle 11 is fixedly connected to the rear side of the mating plate 13. The baffle 11 is in active contact with the impurity biological collection box 29.

[0059] Auxiliary box 3 is fixedly connected inside the filter device 33;

[0060] Electric actuator 4 is fixedly connected to the top of support plate 2;

[0061] The top of the support plate 2 is provided with an auxiliary mechanism and a matching mechanism, and the auxiliary mechanism and the matching mechanism work to facilitate the collection box to be taken out, avoid the impurities from being accumulated for a long time, and ensure the work efficiency.

[0062] In the embodiment, the auxiliary mechanism includes a control plate 5, a rotating connecting plate 6 and a sliding plate 7, the control plate 5 is slidingly connected to the top of the support plate 2, and the front side of the control plate 5 is fixedly connected to the output end of the electric push rod 4, the rotating connecting plate 6 is rotatably connected to the rear side of the control plate 5, and the sliding plate 7 is slidingly connected to the top of the support plate 2, and the top of the sliding plate 7 is rotatably connected to the rear side of the rotating connecting plate 6, the auxiliary mechanism moves by guiding the control plate 5, the control plate 5 moves to push the rotating connecting plate 6 to move, at this time, with the movement of the rotating connecting plate 6, the rotating connecting plate 6 can push the sliding plate 7 to move leftward, so as to assist the limiting baffle 11 to move.

[0063] In the embodiment, the bottom of the support plate 2 is rotatably connected with a rotating column 9, the right side of the sliding plate 7 is fixedly connected with a pulling belt 10, one end of the pulling belt 10 is fixedly connected to the front side of the limiting baffle 11, and the rotating column 9 is in contact with the pulling belt 10, when the sliding plate 7 moves leftward, the sliding plate 7 can control the pulling belt 10 to move, at this time, the pulling belt 10 can pull the limiting baffle 11 to move forward by the guidance of the outer wall of the rotating column 9, so as to control the matching plate 13 to move synchronously.

[0064] In the embodiment, the left side of the sliding plate 7 is fixedly connected with a first control spring 8, one end of the first control spring 8 is fixedly connected to the top of the auxiliary box 3, the rear side of the limiting baffle 11 is fixedly connected with a second control spring 12, and one end of the second control spring 12 is fixedly connected to the front side of the support column 1, by arranging the first control spring 8, the first control spring 8 can push the sliding plate 7 to reset, by arranging the second control spring 12, the second control spring 12 can pull the limiting baffle 11 to reset by the elastic force of the second control spring 12.

[0065] In the embodiment, the matching mechanism includes a movable support frame 16, a guide rack 18 and a contact pressing plate 19, the movable support frame 16 is slidingly connected to the top of the support plate 2, the guide rack 18 is slidingly connected to the left side of the movable support frame 16, and the contact pressing plate 19 is fixedly connected to the top of the guide rack 18, and the bottom of the contact pressing plate 19 is in movable contact with the top of the movable door 22, the matching mechanism moves by controlling the movable support frame 16, the movable support frame 16 moves to synchronously drive the guide rack 18 to move, at this time, the guide rack 18 moves to synchronously drive the contact pressing plate 19 to move to the top of the movable door 22, so as to facilitate the movable door 22 to be lowered and closed.

[0066] In the embodiment, the top of the support plate 2 is fixedly connected with a servo motor 20, and the output shaft of the servo motor 20 is fixedly connected with a matching gear 21, and the matching gear 21 is in movable engagement with the guide rack 18. By arranging the servo motor 20, the rotation of the output shaft of the servo motor 20 can control the rotation of the matching gear 21. At this time, the matching gear 21 controls the longitudinal movement of the guide rack 18 through the tooth pattern.

[0067] In the embodiment, the top of the support plate 2 is rotatably connected with an eccentric rotating wheel 14, the eccentric rotating wheel 14 is in movable contact with the right side of the movable support frame 16, the right side of the movable support frame 16 is fixedly connected with a No. 3 control spring 17, one end of the No. 3 control spring 17 is fixedly connected with the top of the support plate 2, the outer wall of the eccentric rotating wheel 14 is wound with a movable belt 15, one end of the movable belt 15 is fixedly connected with the rear side of the matching plate 13, when the matching plate 13 moves, the matching plate 13 pulls the movable belt 15 to move, at this time, the movable belt 15 controls the eccentric rotating wheel 14 to rotate, so as to be in contact with the movable support frame 16, and then push the movable support frame 16 to move left. By arranging the No. 3 control spring 17, the No. 3 control spring 17 has the effect of pulling the movable support frame 16 back to the original position.

[0068] Working principle: in actual work, when a support pier 1 is controlled, when seawater enters the water intake channel, the impurities in the seawater are preliminarily filtered through the seawater filter screen 28, and at the same time, the electric cross beam 24 rotates, the electric cross beam 24 can control the vertical roller 25 to move synchronously, and the movable column 30 rotates through the motor control, thereby synchronously driving the first bevel gear 31 to rotate, when the first bevel gear 31 rotates, the first bevel gear 31 can control the second bevel gear 32 to rotate through the tooth pattern, at this time the second bevel gear 32 rotates synchronously to drive the vertical roller 25 to rotate, at this time the vertical roller 25 can guide the impurities in the seawater to the impurity collection box 29 obliquely, and at the same time the vertical roller 25 rotates to control the disc 26 to rotate synchronously, at this time the disc 26 rotates to drive the vertical plate 27 to rotate, thereby winding the flocculent impurities in the seawater through the vertical plate 27, preventing the impurities from flowing with the seawater, and at the same time, when the work is finished, the electric push rod 4 is controlled to work, the electric push rod 4 can push the control plate 5 to move backward, when the control plate 5 moves, the control plate 5 can push the rotating connecting plate 6 to move, at this time the rotating connecting plate 6 moves to push the sliding plate 7 to move leftward, when the sliding plate 7 moves, the sliding plate 7 can guide the pulling belt 10 to move, at this time the pulling belt 10 can pull the limiting baffle 11 to move forward, thereby unlocking the impurity collection box 29, facilitating the impurity collection box 29 to be pulled out, and the impurity collection box 29 to be cleaned, and at the same time the limiting baffle 11 moves to synchronously push the matching plate 13 to move forward, at this time the matching plate 13 moves to pull the movable belt 15 to move, the movable belt 15 moves to be unwound from the outer wall of the eccentric rotating wheel 14, thereby controlling the eccentric rotating wheel 14 to rotate, when the eccentric rotating wheel 14 rotates, the eccentric rotating wheel 14 can contact the movable support frame 16, thereby pushing the movable support frame 16 to move leftward, at this time the movable support frame 16 can drive the guide rack 18 to mesh with the matching gear 21, and the contact pressing plate 19 moves to the upper side of the movable door 22, at the same time the servo motor 20 is controlled to work, the output shaft of the servo motor 20 can control the guide rack 18 to descend through the matching gear 21, when the guide rack 18 descends, the guide rack 18 drives the contact pressing plate 19 to descend, at this time the contact pressing plate 19 contacts the top of the movable door 22, the movable door 22 is controlled to descend and close, thereby controlling the seawater flow, facilitating the work.

[0069] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application have been described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the present application.

Claims

1. A marine organism-guided filtration system for a nuclear power plant intake canal, comprising multiple support piers (1) installed on both sides of the nuclear power plant intake canal, multiple impurity and biological collection boxes (29), and a seawater filter screen (28), characterized in that, The filtration system also includes: Four hollow electric crossbeams (24) are connected to the support pier (1) at an angle. The bottom of each of the four electric crossbeams (24) is rotatably connected to four hollow vertical rollers (25). Each of the vertical rollers (25) is fixedly connected to a No. 2 bevel gear (32). The filter device (33) is connected to the support pier (1) and includes: Support plate (2), which is fixedly connected inside the filter device (33); The movable door (22) is slidably connected to the rear side of the filter device (33), and the bottom of the movable door (22) is fixedly connected to the fourth control spring (23). One end of the fourth control spring (23) extends into the filter device (33) and is fixedly connected to the top of the support plate (2). A mating plate (13) is slidably connected to the bottom of a support plate (2); A limiting baffle (11) is slidably connected to the bottom of the support plate (2), and the front side of the limiting baffle (11) is fixedly connected to the rear side of the mating plate (13). The baffle (11) is in active contact with the impurity biological collection box (29). Auxiliary box (3), which is fixedly connected inside the filter device (33); Electric actuator (4), which is fixedly connected to the top of the support plate (2); The top of the support plate (2) is provided with an auxiliary mechanism and a cooperating mechanism. The auxiliary mechanism includes a control plate (5), a rotating connecting plate (6), and a sliding plate (7). The control plate (5) is slidably connected to the top of the support plate (2), and the front side of the control plate (5) is fixedly connected to the output end of the electric actuator (4). The rotating connecting plate (6) is rotatably connected to the rear side of the control plate (5). The sliding plate (7) is slidably connected to the top of the support plate (2), and the top of the sliding plate (7) is rotatably connected to the rear side of the rotating connecting plate (6). The bottom of the support plate (2) is rotatably connected to a rotating column (9), and the right side of the sliding plate (7) is fixedly connected to a pulling belt (10), with one end of the pulling belt (10) fixedly connected to the front side of the limiting baffle (11). The rotating column (9) is in contact with the pulling belt (10). A first control spring (8) is fixedly connected to the left side of the sliding plate (7), and one end of the first control spring (8) is fixedly connected to the top of the auxiliary box (3). A second control spring (12) is fixedly connected to the rear side of the limiting baffle (11), and one end of the second control spring (12) is fixedly connected to the front side of the supporting pier (1). The cooperating mechanism includes a movable support frame (16), a guide rack (18), and a contact plate (19). The movable support frame (16) is slidably connected to the top of the support plate (2), the guide rack (18) is slidably connected to the left side of the movable support frame (16), and the contact plate (19) is fixedly connected to the top of the guide rack (18), and the bottom of the contact plate (19) is in movable contact with the top of the movable door (22).

2. The marine organism-guided filtration system for a nuclear power plant intake channel according to claim 1, characterized in that, The outer wall of each vertical roller (25) is fixedly fitted with multiple discs (26), and the top of each disc (26) is fixedly connected with two vertical plates (27).

3. The marine organism-guided filtration system for a nuclear power plant intake channel according to claim 1, characterized in that, The electric crossbeam (24) is rotatably connected to a movable column (30), and the outer wall of the movable column (30) is fixedly fitted with a first bevel gear (31) that is compatible with the second bevel gear (32), and the first bevel gear (31) meshes with the second bevel gear (32).

4. A marine organism-guided filtration system for a nuclear power plant intake channel according to claim 1, characterized in that, The top of the support plate (2) is fixedly connected to a servo motor (20), and the output shaft of the servo motor (20) is fixedly connected to a mating gear (21), and the mating gear (21) is in active engagement with the guide rack (18).

5. A marine organism-guided filtration system for a nuclear power plant intake channel according to claim 1, characterized in that, An eccentric rotating wheel (14) is rotatably connected to the top of the support plate (2). The eccentric rotating wheel (14) is in contact with the right side of the movable support frame (16). A third control spring (17) is fixedly connected to the right side of the movable support frame (16), and one end of the third control spring (17) is fixedly connected to the top of the support plate (2). A movable belt (15) is wrapped around the outer wall of the eccentric rotating wheel (14), and one end of the movable belt (15) is fixedly connected to the rear side of the mating plate (13).

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