River water quality prediction method based on environmental variability data

Abstract

The invention belongs to the technical field of water quality monitoring equipment, and particularly relates to a river water quality prediction method based on environmental variability data. Comprising a solar cell panel and an energy storage battery fixedly connected to the top of the solar cell panel, a floating plate is fixedly connected to the bottom of the solar cell panel, a water quality detection assembly is fixedly connected to the bottom surface of the floating plate in a penetrating mode, and a floating ball is connected to the top surface of the solar cell panel through a traction rope; a waterproof instrument box is fixedly connected to the surface of the top of the solar cell panel, a PLC is fixedly connected to the bottom of an inner cavity of the waterproof instrument box, a sound transmission device is arranged above the PLC, and a wireless communication assembly is arranged on one side of the sound transmission device; by arranging the rotating fan blades, the rotating rod, the rotating bearing, the object driving box, the supporting rod, the flexible line and the bell body, the rotating fan blades are better driven to rotate under the action of wind power, and therefore the rotating rod, the supporting rod, the flexible line and the bell body are driven to move through the rotating fan blades.

Description

Technical Field

[0001] The invention belongs to the technical field of water quality monitoring equipment, and in particular relates to a river water quality prediction method based on environmental variability data. Background Art

[0002] With the progress of society, environmental awareness has gradually increased, and water resources have always been the focus of management and protection. A water quality monitoring device is needed to detect the status of water resources. The water quality monitoring device is placed in the water for a long time to detect changes in water quality. For example, the water quality monitoring device with authorization announcement number CN209513766U can detect water quality information through a water quality detection component, transmit this information to an external wireless receiving module through a wireless communication component, and display it on a display screen through processing and analysis by a microprocessor. However, when the water quality monitoring device is in use, it is placed in the water for a long time and will be disturbed by fish or other aquatic animals, causing damage to the water quality detection component or other components, which is not conducive to promotion and use.

[0003] The existing technology has the following problems:

[0004] The existing water quality monitoring device, such as the one with authorization announcement number CN209513766U, cannot better disperse the fish or other aquatic animals near the monitoring device in an environmentally friendly way during the water resource monitoring process, and cannot better find the device through sound and light assistance when recovering the monitoring device. Summary of the invention

[0005] In order to solve the problems raised in the above background technology, the present invention provides a river water quality prediction method based on environmental variability data, which has the characteristics of being more practical and more conducive to the long-term use of the monitoring device.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a method for predicting river water quality based on environmental variability data, comprising a solar panel and an energy storage battery fixedly connected to the top of the solar panel, a floating board fixedly connected to the bottom of the solar panel, a water quality detection component fixedly connected to the bottom surface of the floating board, a floating ball connected to the top surface of the solar panel through a traction rope, a waterproof instrument box fixedly connected to the top surface of the solar panel, a PLC controller fixedly connected to the bottom of the inner cavity of the waterproof instrument box, a sound propagator provided above the PLC controller, a wireless communication component provided on one side of the sound propagator, a flashlight fixedly connected to one side surface of the waterproof instrument box, a driving box fixedly connected to the top surface of the solar panel, a rotating bearing fixedly connected to the top surface of the driving box, a rotating rod fixedly connected to the inner surface of the rotating bearing, a rotating fan blade fixedly connected to the upper side of the outer surface of the rotating rod, a supporting rod fixedly connected to the lower side of the outer surface of the rotating rod, a flexible wire fixedly connected to the support rod away from the side surface of the rotating rod, and a bell body fixedly connected to one end of the flexible wire.

[0007] Preferably, the number of the floating balls is four, and the outer surfaces of the four floating balls are coated with a fluorescent layer.

[0008] Preferably, the outer ring surface of the rotary bearing is fixedly connected to the object-repelling box, and a transmission hole is provided on the outer side surface of the object-repelling box.

[0009] Preferably, the support rod is located in the inner cavity of the object-repelling box, and the outer surface of the support rod is coated with a corrosion-resistant layer.

[0010] Preferably, the bell body is connected to the support rod through the flexible wire, and the outer surface of the bell body is a smooth polished surface.

[0011] Preferably, the top surface of the water quality detection component is fixedly connected to the bottom surface of the solar panel, and the solar panel matches the structural size of the floating board.

[0012] Preferably, the wireless communication component information output terminal is electrically connected to the PLC controller information input terminal through wires, and the sound propagator information input terminal and the flash light information input terminal are both electrically connected to the PLC controller information output terminal through wires.

[0013] Preferably, it also includes a solid-liquid separation component, which includes a separation box, a water inlet pipe is fixedly connected to the top of the separation box, a pump is fixedly installed on the right end of the separation box, the pump input end is fixedly connected to the separation box, and the pump output end is fixedly connected to a drain pipe, two cleaning doors are fixedly installed at the front end of the separation box, two buffer grooves are provided on the left and right end walls of the separation box, a filter screen is provided between the two buffer grooves horizontally, a battery is fixedly installed at the bottom of the separation box, and two anti-blocking mechanisms are provided in the separation box, and the anti-blocking mechanism includes a driving electric The machine comprises a limit bar and four pairs of limit pulleys, wherein the drive motor is fixedly installed on the rear end of the separation box, the output end of the drive motor extends into the separation box and is rotatably connected to the rear end wall of the separation box, the output end of the drive motor is fixedly connected to a turntable, a column is provided at the front end of the turntable, the limit bar is fixedly installed on the rear end of the filter, the limit bar is provided with a notch, the column is inserted into the notch on the limit bar, the four pairs of limit pulleys are symmetrically installed on the front and rear left and right end walls of the separation box respectively, the four pairs of limit pulleys are slidably connected to the front and rear ends of the filter, and a buffer mechanism is provided in the buffer groove.

[0014] Preferably, universal wheels are fixedly installed at the four corners of the bottom of the separation box, a controller and a push rod are fixedly installed at the left end of the separation box, and the universal wheels have a self-locking function; solenoid valves are provided on the water inlet pipe and the drain pipe; the bottom of the separation box is inclined to the right and is filled with activated carbon particles, and a net support is fixedly installed at the bottom of the separation box.

[0015] Preferably, the densities of the two filters are different, and the density of the lower filter is higher than that of the upper filter; the buffer mechanism includes a buffer plate and two rod sleeves, the two buffer plates on the same horizontal line are close to each other and have a buffer cotton pad at one end, and the two buffer plates on the same horizontal line are far away from each other and are fixedly connected with two buffer rods at one end, the other end of the buffer rod is fixedly connected to a limiting block, the rod sleeve is fixedly installed on the inner wall of the separation box, the buffer rod is movably connected to the rod sleeve, and a buffer spring is provided in the rod sleeve.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. By providing a rotating fan blade, a rotating rod, a rotating bearing, a driving box, a supporting rod, a flexible wire and a bell body, the rotating fan blade can be driven to rotate better under the action of wind force, thereby driving the rotating rod, the supporting rod, the flexible wire and the bell body to move through the rotating fan blade. The vibration sound of the bell body and the sound of the bell body hitting the inner surface of the driving box work together to drive away the fish or other aquatic animals passing by, and prevent the aquatic animals from hitting the water quality monitoring device, causing the device to be damaged or the components to be damaged, which is beneficial to the long-term use of the device, and by driving the bell body to vibrate with the help of wind force, it is more environmentally friendly;

[0018] 2. By providing a PLC controller, a sound transmitter and a flashlight, when in use, the external wireless communication module and the microprocessor can be combined to send command information to the wireless communication component on the device. After the wireless communication component transmits the information to the PLC controller for processing and analysis, the PLC controller will control the activation of the sound transmitter and the flashlight, which is more conducive to the user to observe the location of the device in time, and to facilitate the removal and maintenance of the device;

[0019] 3. The solid-liquid separation component is equipped with a push rod and a universal wheel, and the universal wheel has a self-locking function, which is convenient for moving and fixing the device; the water body can be filtered through the multi-layer filter screen in the separation box to achieve the purpose of solid-liquid separation, and the drive motor in the anti-blocking mechanism is used to drive the turntable to rotate. The rotation of the turntable drives the column to move in the groove in the limit strip, and the sliding limit function of the limit pulley is used to make the filter reciprocate left and right to achieve the purpose of vibration filtration and prevent blockage; the filter screen is impacted by the buffer cotton pad on the buffer in the buffer mechanism, and the movable plug-in effect of the buffer rod and the rod sleeve and the elastic effect of the buffer spring can effectively prevent the filter screen from being damaged by impact and extend its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 For the present invention Figure 1 The structural diagram at A in the middle;

[0023] Figure 3 It is a schematic structural diagram of the details related to the bell body in the present invention;

[0024] Figure 4 It is a schematic diagram of the structure inside the waterproof instrument box of the present invention;

[0025] Figure 5 It is a schematic diagram of some structural information flow in the present invention;

[0026] Figure 6 The solid-liquid separation component structure of the present invention is shown in FIG. Figure 1 ;

[0027] Figure 7 The solid-liquid separation component structure of the present invention is shown in FIG. Figure 2 ;

[0028] Figure 8 is a front cross-sectional view of a solid-liquid separation assembly of the present invention;

[0029] Fig. 9 It is a structural schematic diagram of the anti-blocking mechanism in the solid-liquid separation component of the present invention;

[0030] Fig.10 It is a structural schematic diagram of the buffer mechanism in the solid-liquid separation component of the present invention.

[0031] In the figure: 1. Solar panel; 2. Energy storage battery; 3. Floating board; 4. Water quality detection component; 5. Floating ball; 6. Waterproof instrument box; 7. PLC controller; 8. Sound transmitter; 9. Wireless communication component; 10. Flash light; 11. Object drive box; 12. Rotating bearing; 13. Rotating rod; 14. Rotating fan blade; 15. Support rod; 16. Flexible line; 17. Bell body; 01. Separation box; 02. Anti-blocking mechanism; 201. Driving motor; 202. Limit strip; 20 3. Limiting pulley; 204. Turntable; 205. Column; 03. Buffer mechanism; 301. Buffer plate; 302. Rod sleeve; 303. Buffer cotton pad; 304. Buffer rod; 305. Limiting block; 306. Buffer spring; 04. Universal wheel; 05. Controller; 06. Push rod; 07. Water inlet pipe; 08. Pump; 09. Drain pipe; 010. Cleaning door; 011. Buffer tank; 012. Filter; 013. Activated carbon particles; 014. Net holder; 015. Battery. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Example 1

[0034] See also Figure 1-5The present invention provides the following technical solutions: a method for predicting river water quality based on environmental variability data, comprising a solar panel 1 and an energy storage battery 2 fixedly connected to the top of the solar panel 1, wherein a floating board 3 is fixedly connected to the bottom of the solar panel 1, a water quality detection component 4 is fixedly connected to the bottom surface of the floating board 3, a floating ball 5 is connected to the top surface of the solar panel 1 through a traction rope, a waterproof instrument box 6 is fixedly connected to the top surface of the solar panel 1, a PLC controller 7 is fixedly connected to the bottom of the inner cavity of the waterproof instrument box 6, and a sound propagator 8 is arranged above the PLC controller 7, A wireless communication component 9 is provided on one side of the sound propagator 8, a flash light 10 is fixedly connected to the surface of one side of the waterproof instrument box 6, a drive box 11 is fixedly connected to the top surface of the solar panel 1, a rotating bearing 12 is fixedly connected to the top surface of the drive box 11, a rotating rod 13 is fixedly connected to the inner surface of the rotating bearing 12, a rotating fan blade 14 is fixedly connected above the outer surface of the rotating rod 13, a support rod 15 is fixedly connected to the lower outer surface of the rotating rod 13, a flexible wire 16 is fixedly connected to the surface of the support rod 15 away from the rotating rod 13, and a bell body 17 is fixedly connected to one end of the flexible wire 16.

[0035] When in use, the device is first placed in a suitable position in the water. At this time, under the action of the floating ball 5 and the floating board 3, the device will float on the water surface. At this time, the solar panel 1 can supply electrical energy to the energy storage battery 2, and the water quality information detected by the water quality detection component 4, such as pH value, water temperature, turbidity, etc., is transmitted to the external wireless receiving module through the wireless communication component 9, and displayed on the display screen after being processed by the microprocessor.

[0036] As a preferred technical solution of the present invention, there are four floating balls 5, and the outer surfaces of the four floating balls 5 are coated with a fluorescent layer, so as to better find the positions of the floating balls 5 and the monitoring device.

[0037] As a preferred technical solution of the present invention, the outer ring surface of the rotary bearing 12 is fixedly connected to the object-repelling box 11, and the outer surface of the object-repelling box 11 is provided with a propagation hole to better propagate the sound generated by the bell body 17.

[0038] As a preferred technical solution of the present invention, the support rod 15 is located in the inner cavity of the object-driving box 11, and the outer surface of the support rod 15 is coated with a corrosion-resistant layer; the support rod 15 is better limited, and the corrosion-resistant layer is an epoxy paint layer, which is conducive to the long-term use of the support rod 15.

[0039] As a preferred technical solution of the present invention, the bell body 17 is connected to the support rod 15 through a flexible wire 16, and the outer surface of the bell body 17 is a smooth polished surface; the bell body 17 is limited, and the outer surface of the bell body 17 is smooth, which can reduce friction and facilitate the movement of the rotating rod 13, thereby prolonging the sound emitted.

[0040] Example 2

[0041] See also Figure 1 , Figure 4 and Figure 5 The difference between this embodiment and embodiment 1 is that:

[0042] The top surface of the water quality detection component 4 is fixedly connected to the bottom surface of the solar panel 1, and the structural dimensions of the solar panel 1 and the floating board 3 match; the information output end of the wireless communication component 9 is electrically connected to the information input end of the PLC controller 7 through wires, and the information input end of the sound transmitter 8 and the information input end of the flashlight 10 are both electrically connected to the information output end of the PLC controller 7 through wires; to better facilitate the flow of information, the sound transmitter 8 and the flashlight 10 can be intelligently started through external equipment, which is conducive to finding the location of the device.

[0043] The working principle and use process of the present invention are as follows: when the device monitors water surface information, the wind force on the water surface will drive the rotation of the rotating blades 14, thereby driving the movement of the rotating rod 13, the support rod 15, the flexible line 16 and the bell body 17 through the rotating blades 14. The vibration sound emitted by the bell body 17 and the sound emitted by the bell body 17 hitting the inner surface of the object-repelling box 11 work together to drive away the fish or other aquatic animals passing by. Furthermore, when the device needs to be maintained and repaired, the external wireless communication module can be combined with the microprocessor to send command information to the wireless communication component 9 on the device. After the wireless communication component 9 transmits the information to the PLC controller 7 for processing and analysis, the PLC controller 7 will control the start-up of the sound transmitter 8 and the flash light 10, which is more conducive to the user to observe the position of the device in time.

[0044] The invention also includes a solid-liquid separation component, which includes a separation box 01. The top of the separation box 01 is fixedly connected to a water inlet pipe 07. The right end of the separation box 01 is fixedly installed with a pump 08. The input end of the pump 08 is fixedly connected to the separation box 01. The output end of the pump 08 is fixedly connected to a drain pipe 09. Two cleaning doors 010 are fixedly installed at the front end of the separation box 01. Two buffer grooves 011 are provided on the left and right end walls of the separation box 01. A filter screen 012 is provided between the two horizontal buffer grooves 011. A battery 015 is fixedly installed at the bottom of the separation box 01. Two anti-blocking mechanisms 02 are provided in the separation box 01. The anti-blocking mechanism 02 includes a drive motor 201 and a limit bar 202. 02 and four pairs of limiting pulleys 203, the driving motor 201 is fixedly installed with the rear end of the separation box 01, the output end of the driving motor 201 extends into the separation box 01 and is rotatably connected to the rear end wall of the separation box 01, the output end of the driving motor 201 is fixedly connected with a turntable 204, a column 205 is provided at the front end of the turntable 204, the limiting bar 202 is fixedly installed with the rear end of the filter screen 012, the limiting bar 202 is provided with a notch, the column 205 is inserted into the notch on the limiting bar 202, four pairs of limiting pulleys 203 are symmetrically installed on the front and rear left and right end walls of the separation box 01, the four pairs of limiting pulleys 203 are slidably connected with the front and rear ends of the filter screen 012, and a buffer mechanism 03 is provided in the buffer groove 011;

[0045] Universal wheels 04 are fixedly installed at the four corners of the bottom of the separation box 01, and a controller 05 and a push rod 06 are fixedly installed at the left end of the separation box 01. The universal wheels 04 have a self-locking function; solenoid valves are installed on the water inlet pipe 07 and the drain pipe 09; the bottom of the separation box 01 is tilted to the right and filled with activated carbon particles 013, and a net holder 014 is fixedly installed at the bottom of the separation box 01;

[0046] The density of the two filters 012 is different, and the density of the lower filter 012 is higher than that of the upper filter 012; the buffer mechanism 03 includes a buffer plate 301 and two rod sleeves 302, the two buffer plates 301 on the same horizontal line are close to each other and have a buffer cotton pad 303 at one end, and the two buffer plates 301 on the same horizontal line are far away from each other and are fixedly connected with two buffer rods 304 at one end, and the other end of the buffer rod 304 is fixedly connected with a limited block 305, the rod sleeve 302 is fixedly installed on the inner wall of the separation box 01, the buffer rod 304 is movably plugged with the rod sleeve 302, and a buffer spring 306 is provided in the rod sleeve 302;

[0047] Universal wheels 04 are fixedly installed at the four corners of the bottom of the separation box 01, and a controller 05 and a push rod 06 are fixedly installed at the left end of the separation box 01. The universal wheel 04 has a self-locking function, which is convenient for moving and fixing the device; solenoid valves are provided on the water inlet pipe 07 and the drain pipe 09 to control the water inlet and outlet; the bottom of the separation box 01 is tilted to the right and filled with activated carbon particles 013, and a net holder 014 is fixedly installed at the bottom of the separation box 01 to absorb odors in the water; the densities of the two filters 012 are different, and the density of the lower filter 012 is higher than that of the upper filter 012, reaching To achieve the purpose of multi-layer filtration; the buffer mechanism 03 includes a buffer plate 301 and two rod sleeves 302. The two buffer plates 301 on the same horizontal line are close to each other at one end and a buffer cotton pad 303 is provided. The two buffer plates 301 on the same horizontal line are far away from each other at one end and are fixedly connected with two buffer rods 304. The other end of the buffer rod 304 is fixedly connected to a limiting block 305. The rod sleeve 302 is fixedly installed on the inner wall of the separation box 01. The buffer rod 304 is movably connected to the rod sleeve 302. A buffer spring 306 is provided in the rod sleeve 302, which can effectively prevent the filter screen 012 from being damaged by long-term left and right vibration.

[0048] It should be noted that: the present invention mentions that the instruction information is sent through the external wireless communication module in combination with the microprocessor to the wireless communication component 9 on the device. After the wireless communication component 9 transmits the information to the PLC controller 7 for processing and analysis, the PLC controller 7 will control the start-up of the sound transmitter 8 and the flash light 10; this technology is an existing usable technology, which can be used in combination with each other and will not be elaborated here.

[0049] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

[0050] In this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims

1. A method for predicting river water quality based on environmental variability data, comprising a solar panel (1) and an energy storage battery (2) fixedly connected to the top of the solar panel (1), characterized in that: A floating board (3) is fixedly connected to the bottom of the solar panel (1), a water quality detection component (4) is fixedly connected to the bottom surface of the floating board (3), a floating ball (5) is connected to the top surface of the solar panel (1) via a traction rope, a waterproof instrument box (6) is fixedly connected to the top surface of the solar panel (1), a PLC controller (7) is fixedly connected to the bottom of the inner cavity of the waterproof instrument box (6), a sound transmitter (8) is provided above the PLC controller (7), a wireless communication component (9) is provided on one side of the sound transmitter (8), and a flashlight is fixedly connected to the surface of one side of the waterproof instrument box (6). A lamp (10), wherein the top surface of the solar cell panel (1) is fixedly connected to a driving box (11), the top surface of the driving box (11) is fixedly connected to a rotating bearing (12), the inner surface of the rotating bearing (12) is fixedly connected to a rotating rod (13), the upper surface of the outer surface of the rotating rod (13) is fixedly connected to a rotating fan blade (14), the lower surface of the outer surface of the rotating rod (13) is fixedly connected to a supporting rod (15), the surface of the supporting rod (15) away from the rotating rod (13) is fixedly connected to a flexible wire (16), and one end of the flexible wire (16) is fixedly connected to a bell body (17).

2. A river water quality prediction method based on environmental variability data according to claim 1, characterized in that: The number of the floating balls (5) is four, and the outer surfaces of the four floating balls (5) are all coated with a fluorescent layer.

3. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The outer ring surface of the rotary bearing (12) is fixedly connected to the object-repelling box (11), and a transmission hole is provided on the outer side surface of the object-repelling box (11).

4. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The support rod (15) is located in the inner cavity of the object-repelling box (11), and the outer surface of the support rod (15) is coated with a corrosion-resistant layer.

5. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The bell body (17) is connected to the support rod (15) via the flexible wire (16), and the outer surface of the bell body (17) is a smooth polished surface.

6. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The top surface of the water quality detection component (4) is fixedly connected to the bottom surface of the solar panel (1), and the structural dimensions of the solar panel (1) and the floating board (3) match.

7. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The information output end of the wireless communication component (9) is electrically connected to the information input end of the PLC controller (7) through wires, and the information input end of the sound propagator (8) and the information input end of the flash light (10) are both electrically connected to the information output end of the PLC controller (7) through wires.

8. The method for predicting river water quality based on environmental variability data according to claim 1, characterized in that: The invention also comprises a solid-liquid separation component, which comprises a separation box (01), wherein the top of the separation box (01) is fixedly connected to a water inlet pipe (07), a pump (08) is fixedly installed at the right end of the separation box (01), the input end of the pump (08) is fixedly connected to the separation box (01), and the output end of the pump (08) is fixedly connected to a drainage pipe (09), two cleaning doors (010) are fixedly installed at the front end of the separation box (01), two buffer grooves (011) are provided on the left and right end walls of the separation box (01), and a filter screen (012) is provided between the two buffer grooves (011) in a horizontal direction, a storage battery (015) is fixedly installed at the bottom of the separation box (01), and two anti-blocking mechanisms (02) are provided in the separation box (01), and the anti-blocking mechanisms (02) comprise a driving motor (201), a limit bar (202), and a filter screen (012). 02) and four pairs of limiting pulleys (203), the driving motor (201) is fixedly mounted on the rear end of the separation box (01), the output end of the driving motor (201) extends into the separation box (01) and is rotatably connected to the rear end wall of the separation box (01), the output end of the driving motor (201) is fixedly connected to a turntable (204), a column (205) is provided at the front end of the turntable (204), the limiting bar (202) is fixedly mounted on the rear end of the filter screen (012), a notch is provided on the limiting bar (202), the column (205) is inserted into the notch on the limiting bar (202), the four pairs of limiting pulleys (203) are symmetrically mounted on the front, rear, left and right end walls of the separation box (01), the four pairs of limiting pulleys (203) are slidably connected to the front and rear ends of the filter screen (012), and a buffer mechanism (03) is provided in the buffer groove (011).

9. A method for predicting river water quality based on environmental variability data according to claim 8, characterized in that: Universal wheels (04) are fixedly installed at the four corners of the bottom of the separation box (01); a controller (05) and a push rod (06) are fixedly installed at the left end of the separation box (01); and the universal wheels (04) have a self-locking function; solenoid valves are provided on the water inlet pipe (07) and the drain pipe (09); the bottom of the separation box (01) is tilted to the right and filled with activated carbon particles (013); and a net holder (014) is fixedly installed at the bottom of the separation box (01).

10. A method for predicting river water quality based on environmental variability data according to claim 9, characterized in that: The two filter screens (012) have different densities, and the density of the lower filter screen (012) is higher than that of the upper filter screen (012); the buffer mechanism (03) comprises a buffer plate (301) and two rod sleeves (302); the two buffer plates (301) on the same horizontal line are close to each other and are provided with a buffer cotton pad (303) at one end; the two buffer plates (301) on the same horizontal line are far away from each other and are fixedly connected with two buffer rods (304); the other end of the buffer rod (304) is fixedly connected with a limit block (305); the rod sleeve (302) is fixedly installed on the inner wall of the separation box (01); the buffer rod (304) is movably plugged with the rod sleeve (302); and a buffer spring (306) is provided in the rod sleeve (302).

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