CN117092311A - Water quality monitoring pretreatment equipment - Google Patents

Abstract

The application relates to the technical field of water quality monitoring, in particular to water quality monitoring pretreatment equipment, which comprises a floating water quality monitoring station, a water quality monitoring sensor, a filter screen and a connecting frame, wherein the connecting frame is arranged on the floating water quality monitoring station, and the water quality monitoring sensor is connected with the floating water quality monitoring station by the connecting frame; the river water is extracted through the water pumping assembly, filtered through the filtering assembly and sprayed out through the spray pipe, so that the filter screen is washed from the inside by clean high-speed water flow to clean the filter screen, and meanwhile, the water quality monitoring sensor is washed, so that tiny impurities attached to the surface of the filter screen are timely removed, and meanwhile, impurity-free river water is provided for the filter screen, and the monitoring precision of the filter screen is improved; meanwhile, the rotating assembly is utilized to drive the spray pipe to rotate along the filter screen to spray water flow, so that the filter screen and the water quality monitoring sensor are cleaned more fully and comprehensively.

Description

A kind of water quality monitoring and pretreatment equipment

Technical field

The invention relates to the technical field of water quality monitoring, specifically a water quality monitoring pretreatment equipment.

Background technique

In recent years, with the increasing awareness of national environmental protection, water quality testing has become more and more important. In order to understand the water quality status of rivers in real time, our country has successively established water quality testing stations on major rivers and lakes. Through water stations Detecting water environment quality and pollution changes provides important information for water environment protection, management and water pollution prevention. However, large fixed water stations are far apart, resulting in large separation points for collecting samples. Therefore, Many monitoring devices installed on buoys, also known as floating water quality monitoring stations, have been born. Due to the large water velocity in river basins, the water flow will drive the flow of sludge, aquatic plants and even domestic garbage in the rivers, so it is necessary to sample the water source. Some pretreatment is required before installation. The existing pretreatment method of floating water quality monitoring stations generally installs a filter outside the sensor. However, after a long time, the filter may be blocked by impurities and garbage, thus affecting the monitoring. At the same time, the blocked The fluidity of the water in the filter becomes poor, which will cause the small impurities attached to the surface of the water quality sensor to be unable to be removed in time, which will also affect the monitoring. For this reason, we propose a water quality monitoring pretreatment equipment.

Contents of the invention

A technical problem to be solved by this application is: how to design a floating water quality monitoring station that can independently solve the problem of filter clogging.

In order to solve the above technical problems, embodiments of the present application provide a water quality monitoring pretreatment equipment, which includes a floating water quality monitoring station, a water quality monitoring sensor, a filter screen, and a connecting frame. The connecting frame is arranged on the floating water quality monitoring station. The water quality monitoring sensor is connected to the floating water quality monitoring station using a connecting frame;

A nozzle, the nozzle is arranged in the filter screen, and both sides of the nozzle are designed with multiple nozzles evenly spaced;

A water pumping component, which is arranged in the floating water quality monitoring station and is connected to a nozzle;

The filter component is arranged in the floating water quality monitoring station and is connected to the water pumping component. The water pumping component is used to extract and filter the water flow from the river through the filter component, and the nozzle is used to spray the water flow to flush the filter screen and monitor water quality. sensor;

The rotating assembly is arranged in the floating water quality monitoring station, and the rotating assembly is used to drive the nozzle to rotate along the filter screen to spray the water flow.

In some embodiments, the filter assembly includes a filter tank arranged in a floating water quality monitoring station. Multiple filter plates are provided in the filter tank, and the multiple filter plates are all designed with filter holes, and the multiple filter plates are The size of the filter holes on the plate decreases successively;

The two ends of the filter tank are respectively provided with water suction pipes and water conduits, and one end of the water suction pipe passes through the floating water quality monitoring station and is located in the river water.

In some embodiments, the water pumping assembly includes a water pump provided on the floating water quality monitoring station. The water pump is provided with a water inlet pipe and a water outlet pipe, and the water outlet pipe is connected to a nozzle. The water inlet pipe is connected to a water conduit pipe. Make the connection, start the water pump and use the multi-layer filter plate to filter the river water.

In some embodiments, the rotating assembly includes a rotating ring provided on the floating water quality monitoring station. The rotating ring is connected to the nozzle. The rotating ring adopts a hollow design and is connected to the nozzle. An annular ring is provided on the rotating ring. Cover, one end of the annular cover is located in the rotating ring to seal the rotating ring, the annular cover is connected to the water outlet pipe, and the water outlet pipe is connected to the rotating ring through the annular cover, and the rotating rotating ring drives the nozzle to rotate;

The rotating ring is provided with an annular protrusion, and the floating water quality monitoring station is provided with an annular groove. The annular protrusion is located in the annular groove to guide the rotation of the limiting rotating ring. The floating water quality monitoring station is provided with a driving assembly. , using the driving component to drive the rotating ring to rotate.

In some embodiments, the driving assembly includes a driving motor provided on the floating water quality monitoring station, a toothed disc is provided on the output shaft of the driving motor, and a plurality of gear wheels are provided on the rotating ring at equal intervals. A tooth protrusion meshing with the tooth plate starts the driving motor to drive the rotating ring to rotate.

In some embodiments, the floating water quality monitoring station is provided with a shaft, one end of the shaft passes through the floating water quality monitoring station and is provided with a deflector, and the river water flows through the deflector to drive the shaft to rotate;

The floating water quality monitoring station is provided with an installation frame. The installation frame is provided with a conductive metal ring, and the conductive metal ring is electrically connected to a power supply device. The installation frame is provided with a conductive metal ring in contact with the conductive metal ring. Rod, and the metal conductive rod is electrically connected to the water pump to make the water pump work;

The mounting frame is provided with a linkage component, and the rotating nozzle uses the linkage component to drive the metal conductive rod to rotate;

The mounting bracket is provided with a conductive metal semi-circular ring, and the conductive metal semi-circular ring is electrically connected to another power supply device. The metal conductive rod is rotated to make it contact with the conductive metal semi-circular ring to increase the current of the water pump. ;

The mounting frame is provided with a synchronization component. The rotating shaft drives the conductive metal semi-circular ring to rotate, and the deflector is used to determine the direction of the water flow, so that when the nozzle rotates to the surface of the filter screen, the water pump current is increased.

In some embodiments, the linkage component includes a second toothed disc arranged on the floating water quality monitoring station that meshes with the first toothed disc, and the second toothed disc is designed to have the same diameter as the rotating ring, and the second toothed disc is provided with a Shaft two, one end of shaft two passes through the mounting frame and is provided with a deflection plate. The deflection plate is connected to the metal conductive rod, and the rotating ring drives the metal conductive rod to rotate.

In some embodiments, the synchronization component includes a shaft three arranged on the mounting frame, the shaft three is fixed to a conductive metal semicircular ring, and the shaft three and the shaft one are both provided with synchronous pulleys, The two synchronous pulleys are connected by a synchronous belt, and the rotating shaft drives the conductive metal semicircular ring to rotate.

In some embodiments, the connecting frame is provided with a controller, the controller is provided with a water flow rate sensor electrically connected thereto, and the controller is electrically connected to the water pump and the driving motor.

In some embodiments, an L-shaped conduit is provided at one end of the water suction pipe, and a baffle is also provided on the L-shaped conduit.

The present invention at least has the following beneficial effects:

The river water is extracted through the water pumping component and filtered by the filtering component, and then sprayed out through the nozzle, thereby using clean high-speed water flow to flush the filter from the inside to clean it, and at the same time flush the water quality monitoring sensor to remove the surface of the filter. The attached small impurities are removed in time, while providing impurity-free river water to improve its monitoring accuracy;

At the same time, the rotating component is used to drive the nozzle to rotate along the filter screen and spray water, so that the filter screen and water quality monitoring sensor are cleaned more fully and comprehensively;

At the same time, the water flow flows through the deflector to push it to rotate in the same direction as the water flow, and then drives the shaft to rotate, thereby using the synchronization component to drive the conductive metal semi-circular ring to rotate to a position corresponding to the direction of the water flow, so that when the spray When the tube rotates, the linkage component is used to drive the metal conductive rod to rotate synchronously. When the conductive metal semicircular ring is rotated and contacted, the nozzle is also located on the front surface of the filter, thereby increasing the intensity of the nozzle water spray to clean the impurities on the filter surface. , because there are more impurities on the front surface of the filter and less impurities on the back surface, so when the nozzle rotates to the back surface of the filter, its water spray intensity is reduced. This design reduces the energy loss of the device body, which is more Environmental friendly.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of Embodiment 1 of the present invention;

Figure 2 is a schematic structural diagram of Figure 1 in another orientation of the present invention;

Figure 3 is a schematic diagram of the partial cross-section structure of Figure 2 of the present invention;

Figure 4 is a schematic diagram of the partial cross-section structure of Figure 3 of the present invention;

Figure 5 is a schematic structural diagram of area A in Figure 4 of the present invention;

Figure 6 is a partially cutaway structural schematic diagram of Figure 4 of the present invention;

Figure 7 is a schematic structural diagram of area B in Figure 6 of the present invention;

Figure 8 is a schematic diagram of the partial cross-section structure of Figure 6 of the present invention;

Figure 9 is a schematic structural diagram of the conductive metal ring of the present invention;

Figure 10 is a schematic diagram of the overall structure of Embodiment 2 of the present invention.

In the picture: 1-Floating water quality monitoring station; 2-Water quality monitoring sensor; 3-Filter; 4-Connecting frame; 5-Nozzle; 6-Pumping component; 7-Filter component; 8-Rotating component; 71-Filter tank ; 72-filter plate; 73-suction pipe; 74-water pipe; 61-water pump; 62-water inlet pipe; 63-water outlet pipe; 82-rotating ring; 83-annular cover; 84-annular convex; 85-annular groove; 86-Driving component; 87-Driving motor; 88-Tooth plate one; 89-Tooth convex; 91-Shaft one; 92-Deflector plate; 93-Mounting frame; 94-Conductive metal ring; 95-Metal conductive rod; 96-linkage component; 97-conductive metal semi-circular ring; 98-synchronous component; 99-gear plate two; 101-shaft two; 102-deflection plate; 103-shaft three; 104-synchronous pulley; 105-controller; 106-water flow sensor; 107-L-shaped conduit.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Example 1

Please refer to Figures 1-9. The present invention provides a technical solution: a water quality monitoring pretreatment equipment, including a floating water quality monitoring station 1, a water quality monitoring sensor 2, a filter 3, and a connecting frame 4. The connecting frame 4 and The floating water quality monitoring station 1 is fixedly connected, and the water quality monitoring sensor 2 is fixedly connected to the floating water quality monitoring station 1 using the connecting frame 4;

Nozzle 5, the nozzle 5 is arranged in the filter 3, and both sides of the nozzle 5 are designed with multiple nozzles evenly spaced, so that the nozzles on one side are aligned with the inside of the filter 3, and the nozzles on the other side are aligned with the inside of the filter 3. The side spray holes are aligned with the water quality monitoring sensor 2;

The water pumping assembly 6 is provided in the floating water quality monitoring station 1 and is connected to the nozzle 5;

The filter component 7 is arranged in the floating water quality monitoring station 1 and is connected to the water pumping component 6. The water pumping component 6 is used to extract and filter the water flow from the river through the filter component 7, and the nozzle 5 is used to spray the water to flush the filter. The network 3 and the water quality monitoring sensor 2 extract the river water through the water pumping component 6 and use the filter component 7 to filter the river water, and then spray it out through the nozzle 5, thereby using clean high-speed water flow to flush the filter 3 from the inside to clean it. Clean and flush the water quality monitoring sensor 2 at the same time, thereby promptly removing small impurities attached to its surface, and at the same time providing it with impurity-free river water to improve its monitoring accuracy;

The rotating assembly 8 is installed in the floating water quality monitoring station 1. The rotating assembly 8 is used to drive the nozzle 5 to rotate along the filter 3 and spray water, so that the filter 3 and the water quality monitoring sensor 2 are cleaned more fully and comprehensively.

The filter assembly 7 includes a filter tank 71 fixedly connected to the inner wall of the floating water quality monitoring station 1. A plurality of filter plates 72 are installed in the filter tank 71, and the filter plates 72 are all designed with filter holes, and the filter plates 72 are designed with filter holes. The size of the filter holes on the plate 72 is gradually reduced, thereby utilizing multi-stage filtration to improve the filtration effect;

The two ends of the filter tank 71 are respectively connected to a water suction pipe 73 and a water conduit pipe 74, and one end of the water suction pipe 73 passes through the floating water quality monitoring station 1 and is located in the river water.

The water pumping assembly 6 includes a water pump 61 fixedly connected to the inner wall of the floating water quality monitoring station 1. A water inlet pipe 62 and a water outlet pipe 63 are installed on the water pump 61. The water outlet pipe 63 is connected to the nozzle 5, and the water inlet pipe 62 is connected to the water conduit 74. , start the water pump 61 and use the multi-layer filter plate 72 to filter the river water.

The rotating assembly 8 includes a rotating ring 82 that is slidingly connected to the floating water quality monitoring station 1. The rotating ring 82 is fixedly connected to the nozzle 5. The rotating ring 82 adopts a hollow design and is connected to the nozzle 5. The rotating ring 82 is slidably connected with an annular ring. Cover 83. One end of the annular cover 83 is located in the rotating ring 82 to seal the rotating ring 82. The annular cover 83 is fixedly connected to the water outlet pipe 63, and the water outlet pipe 63 is connected to the rotating ring 82 through the annular cover 83. The rotating ring 82 drives the nozzle 5 turn;

An annular protrusion 84 is fixedly connected to the rotating ring 82, and an annular groove 85 is provided on the floating water quality monitoring station 1. The annular protrusion 84 is located in the annular groove 85 and is slidingly connected to its inner wall to guide the rotation of the limiting rotating ring 82, and the floating water quality monitoring station 1 is provided with an annular protrusion 84. The station 1 is provided with a driving assembly 86, and the driving assembly 86 is used to drive the rotating ring 82 to rotate.

The driving assembly 86 includes a driving motor 87 fixedly connected to the inner wall of the floating water quality monitoring station 1. The output shaft of the driving motor 87 is fixedly connected with a toothed disc 88, and a plurality of toothed discs 88 are fixedly connected to the rotating ring 82 at equal intervals. The meshed tooth protrusions 89 start the driving motor 87 to drive the gear plate 88 to rotate, thereby driving the rotating ring 82 to rotate.

The floating water quality monitoring station 1 is connected to a shaft 91 through bearing rotation. One end of the shaft 91 passes through the floating water quality monitoring station 1 and is fixedly connected to a deflector 92. The river water flows through the deflector 92 to drive the shaft 91 to rotate;

An installation frame 93 is fixedly connected to the inner wall of the floating water quality monitoring station 1. A conductive metal ring 94 is fixedly connected to the installation frame 93, and the conductive metal ring 94 is electrically connected to a power supply equipment through a wire. The power supply equipment is to maintain the normal operation of the equipment. For the working power supply equipment, the mounting frame 93 is provided with a metal conductive rod 95 in contact with the conductive metal ring 94, and the metal conductive rod 95 is electrically connected to the water pump 61 through wires, so that the water pump 61 can be electrically connected to the power supply equipment. , so that the water pump 61 can work normally when started;

The mounting bracket 93 is provided with a linkage component 96, and the rotating nozzle 5 uses the linkage component 96 to drive the metal conductive rod 95 to rotate, so that the metal conductive rod 95 and the nozzle 5 rotate synchronously;

The mounting frame 93 is provided with a conductive metal semi-circular ring 97, and the conductive metal semi-circular ring 97 is electrically connected to another power supply device through wires. The two power supply devices adopt the same design and both provide energy for the device. The rotating metal conductive rod 95 so that it is in contact with the conductive metal ring 94 and the conductive metal semicircle 97 at the same time, thereby increasing the current of the water pump 61, thereby speeding up the rotation of the water pump 61 and increasing its power, so that the nozzle 5 can eject water faster. More, thereby improving the cleaning effect of the nozzle 5;

The mounting frame 93 is provided with a synchronization component 98. The rotating shaft 91 drives the conductive metal semi-circular ring 97 to rotate. The deflector 92 is used to determine the direction of the water flow, so that when the nozzle 5 rotates to the surface of the filter 3, the current of the water pump 61 is increased. ;

Specifically, the water flow flows through the deflector 92 to push it to rotate so that it is in the same direction as the water flow, and then drives the shaft 91 to rotate, thereby using the synchronization component 98 to drive the conductive metal semi-circular ring 97 to rotate in the same direction as the water flow. Corresponding position, so that when the nozzle 5 rotates, the linkage component 96 is used to drive the metal conductive rod 95 to rotate synchronously. When the conductive metal semicircular ring 97 is rotated to contact, the nozzle 5 is also located on the facing surface of the filter 3, thereby enhancing the The spray force of the nozzle 5 is used to clean the impurities on the upstream surface of the filter 3. Because there are more impurities on the upstream surface of the filter 3 and less impurities on the back surface, when the nozzle 5 rotates to the back surface of the filter 3, it Reduce the water spray intensity and use this design to reduce the energy loss of the device body, which is more environmentally friendly.

The linkage component 96 includes a second toothed disc 99 arranged on the floating water quality monitoring station 1 and meshed with the toothed disc 88. The second toothed disc 99 is designed with the same diameter as the rotating ring 82. The second toothed disc 99 is fixedly connected with a second shaft 101. The second shaft 101 is rotatably connected to the floating water quality monitoring station 1 through bearings. One end of the second shaft 101 passes through the mounting bracket 93 and is rotatably connected to it through the bearing. One end of the second shaft 101 is fixedly connected to a deflection plate 102, and the deflection plate 102 is fixed to the metal conductive rod 95. Connection, the rotation of the toothed plate 88 drives the second toothed plate 99 to rotate, which in turn drives the second shaft 101 to rotate, so that the deflection plate 102 drives the metal conductive rod 95 to rotate along the conductive metal ring 94.

The synchronization component 98 includes a shaft three 103 that is rotatably connected to the mounting frame 93 through a bearing. The shaft three 103 is fixedly connected to the conductive metal semicircular ring 97, and both the shaft three 103 and the shaft one 91 are fixedly connected with a synchronous pulley 104, two The synchronous pulleys 104 are connected by a synchronous belt. The rotating shaft 91 uses the synchronous pulley 104 to cooperate with the synchronous belt to drive the third shaft 103 to rotate, thereby driving the conductive metal semicircular ring 97 to rotate synchronously with the deflector 92 .

The controller 105 is fixedly connected to the connecting frame 4. The controller 105 is equipped with a water flow sensor 106 that is electrically connected to it through wires. The controller 105 is electrically connected to the water pump 61 and the drive motor 87 through wires. When the water flow decreases, it may If the filter 3 is clogged, the water flow sensor 106 is used to sense and send a signal to the controller 105, and the controller 105 is used to control the start of the water pump 61 and the driving motor 87, which is more intelligent and convenient.

Example 2

Please refer to Figures 1-10. The present invention provides a technical solution: a water quality monitoring pretreatment equipment. Example 2 is optimized on the basis of Example 1;

One end of the water suction pipe 73 is rotatably connected to an L-shaped conduit 107 through a bearing. The L-shaped conduit 107 is also fixedly connected to a baffle 92, and the baffle 92 is used to make the water inlet of the L-shaped conduit 107 deviate from the direction of the water flow, thereby reducing debris. The probability that objects are flushed into the suction pipe 73 by the water flow.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. A water quality monitoring pretreatment equipment, including a floating water quality monitoring station (1), a water quality monitoring sensor (2), and a filter screen (3). It is characterized in that: it also includes a connecting frame (4), and the connecting frame (4) 4) Set on the floating water quality monitoring station (1), the water quality monitoring sensor (2) is connected to the floating water quality monitoring station (1) using the connecting frame (4); Nozzle (5), the nozzle (5) is arranged in the filter (3), and both sides of the nozzle (5) are designed to have multiple nozzles evenly spaced; A water pumping assembly (6) is installed in the floating water quality monitoring station (1) and is connected to the nozzle (5); Filter component (7). The filter component (7) is installed in the floating water quality monitoring station (1) and is connected to the water pumping component (6). The water pumping component (6) is used to collect water from the river through the filter component (7). Extract and filter the water flow, and use the nozzle (5) to spray water to flush the filter screen (3) and the water quality monitoring sensor (2); Rotating component (8). The rotating component (8) is installed in the floating water quality monitoring station (1). The rotating component (8) is used to drive the nozzle (5) to rotate along the filter screen (3) to spray water flow. 2. The water quality monitoring pretreatment equipment according to claim 1, characterized in that: the filter assembly (7) includes a filter tank (71) arranged in the floating water quality monitoring station (1), and the filter tank (71) Multiple filter plates (72) are provided, and the multiple filter plates (72) are all designed with filter holes, and the size of the filter holes on the multiple filter plates (72) decreases in sequence; The filter tank (71) is provided with a water suction pipe (73) and a water conduit pipe (74) at both ends, and one end of the water suction pipe (73) passes through the floating water quality monitoring station (1) and is located in the river water. 3. The water quality monitoring pretreatment equipment according to claim 2, characterized in that: the water pumping component (6) includes a water pump (61) provided on the floating water quality monitoring station (1), and the water pump (61 ) is provided with a water inlet pipe (62) and a water outlet pipe (63), and the water outlet pipe (63) is connected to the nozzle (5). The water inlet pipe (62) is connected to the water conduit pipe (74) to start the water pump ( 61) Use multi-layer filter plates (72) to filter river water. 4. The water quality monitoring pretreatment equipment according to claim 3, characterized in that: the rotating assembly (8) includes a rotating ring (82) provided on the floating water quality monitoring station (1), and the rotating ring (82) and The nozzle (5) is connected, the rotating ring (82) adopts a hollow design and is connected to the nozzle (5), and an annular cover (83) is provided on the rotating ring (82). One end of the annular cover (83) Located in the rotating ring (82) to seal the rotating ring (82), the annular cover (83) is connected to the water outlet pipe (63), and the water outlet pipe (63) is connected to the rotating ring (82) through the annular cover (83) , rotating the rotating ring (82) drives the nozzle (5) to rotate; The rotating ring (82) is provided with an annular protrusion (84), and the floating water quality monitoring station (1) is provided with an annular groove (85). The annular protrusion (84) is located in the annular groove (85). The guide limit rotating ring (82) rotates. The floating water quality monitoring station (1) is provided with a driving assembly (86), and the driving assembly (86) is used to drive the rotating ring (82) to rotate. 5. The water quality monitoring pretreatment equipment according to claim 4, characterized in that: the driving assembly (86) includes a driving motor (87) provided on the floating water quality monitoring station (1), and the driving motor (87) The output shaft is provided with a toothed disc (88), and the rotating ring (82) is evenly provided with a plurality of tooth lobes (89) that mesh with the toothed disc (88) to start the drive. The motor (87) drives the rotating ring (82) to rotate. 6. The water quality monitoring pretreatment equipment according to claim 5, characterized in that: the floating water quality monitoring station (1) is provided with a shaft (91), and one end of the shaft (91) passes through the floating water quality monitoring station (1). 1) A guide plate (92) is provided, and the river water flows through the guide plate (92) to drive the shaft one (91) to rotate; The floating water quality monitoring station (1) is provided with an installation frame (93), and a conductive metal ring (94) is provided on the installation frame (93), and the conductive metal ring (94) is electrically connected to a power supply equipment. The mounting frame (93) is provided with a metal conductive rod (95) in contact with the conductive metal ring (94), and the metal conductive rod (95) is electrically connected to the water pump (61) to make the water pump (61) work. ; The mounting bracket (93) is provided with a linkage component (96), and the rotating nozzle (5) uses the linkage component (96) to drive the metal conductive rod (95) to rotate; The mounting bracket (93) is provided with a conductive metal semi-circular ring (97), and the conductive metal semi-circular ring (97) is electrically connected to another power supply device. The metal conductive rod (95) is rotated to connect it with The conductive metal semicircular rings (97) are in contact to increase the current of the water pump (61); The mounting frame (93) is provided with a synchronization component (98). The rotating shaft (91) drives the conductive metal semicircular ring (97) to rotate, and the deflector (92) is used to determine the direction of the water flow so that the nozzle (5 ) when turning the filter (3) to face the water surface, increase the current of the water pump (61). 7. The water quality monitoring pretreatment equipment according to claim 6, characterized in that: the linkage component (96) includes a second toothed disc (88) arranged on the floating water quality monitoring station (1) and meshed with the toothed disc (88). 99), and the second toothed disc (99) is designed with the same diameter as the rotating ring (82). The second toothed disc (99) is provided with a second shaft (101), and one end of the second shaft (101) passes through the mounting bracket. (93) and is provided with a deflection plate (102). The deflection plate (102) is connected to the metal conductive rod (95), and the rotating ring (82) drives the metal conductive rod (95) to rotate. 8. The water quality monitoring pretreatment equipment according to claim 7, characterized in that: the synchronization component (98) includes a third axis (103) arranged on the mounting frame (93), and the third axis (103) and The conductive metal semicircular ring (97) is fixed, and the shaft three (103) and the shaft one (91) are both provided with synchronous pulleys (104), and the two synchronous pulleys (104) pass between them. The synchronous belt is connected, and the rotating shaft one (91) drives the conductive metal semicircular ring (97) to rotate. 9. The water quality monitoring and pretreatment equipment according to claim 8, characterized in that: a controller (105) is provided on the connecting frame (4), and a controller (105) is provided on the controller (105) to be electrically connected to it. The water flow sensor (106), the controller (105) are electrically connected to the water pump (61) and the drive motor (87). 10. The water quality monitoring and pretreatment equipment according to claim 9, characterized in that: one end of the water suction pipe (73) is provided with an L-shaped conduit (107), and the L-shaped conduit (107) is also provided with a flow guide. Plate(92).