CN113640489A - Continuous online real-time acquisition and monitoring system for urban river water - Google Patents
Continuous online real-time acquisition and monitoring system for urban river water Download PDFInfo
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- CN113640489A CN113640489A CN202111207022.1A CN202111207022A CN113640489A CN 113640489 A CN113640489 A CN 113640489A CN 202111207022 A CN202111207022 A CN 202111207022A CN 113640489 A CN113640489 A CN 113640489A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
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Abstract
The invention relates to the technical field of water quality monitoring, and provides a continuous online real-time acquisition and monitoring system for urban river water, which comprises a plurality of patrol ships in communication connection with a server and further comprises: the patrol ship comprises a plurality of berth cabins, the berth cabins are arranged at intervals along a river channel, position detection modules are arranged in the berth cabins, each patrol ship is arranged between two adjacent berth cabins in a moving mode, each patrol ship comprises a wireless communication module connected with a first controller, each wireless communication module is connected with a server, a first mounting hole is formed in the bottom of each patrol ship in the vertical direction, and a first sensor unit is arranged in each first mounting hole in the moving mode. Through above-mentioned technical scheme, the problem that city river water treatment effect is poor among the prior art has been solved.
Description
Technical Field
The invention relates to the technical field of water quality monitoring, in particular to a continuous online real-time acquisition and monitoring system for urban river water.
Background
Along with the development of social economy, scientific progress and improvement of the living standard of people, the requirements of people on the water quality of drinking water are continuously improved, and the monitoring means of the water quality of a water source is correspondingly continuously developed and perfected. In addition, from the perspective of protecting natural ecology, city river water quality monitoring is also enhanced, and pollutant discharge is prevented and treated.
The traditional water quality monitoring is generally to carry out sampling monitoring at fixed points on the water side, the pollution source of the river basin of the urban river channel mainly takes domestic sewage as a main part, the water quality dynamically changes at any time along with the production and the life of residents and the weather change, the pollution discharge characteristics of the urban river channel are mainly small-scale, random, sudden, mobile, diffusive and the like, the relatively independent single-point monitoring effect is difficult to accurately determine the pollution discharge time, total amount, influence on the water body and the like, and the water quality pollution condition cannot be timely and comprehensively discovered. Therefore, a water quality real-time monitoring and processing system capable of mobile detection becomes the key point of research, but the existing water quality real-time monitoring and processing system cannot realize unique variable for collecting pollution sources at different depths and on the surface when collecting water quality, so that the treatment effectiveness is still required to be improved.
Disclosure of Invention
The invention provides a continuous online real-time acquisition and monitoring system for urban river water, which solves the problem of poor treatment effect of the continuous online real-time acquisition and monitoring system for urban river water in the related technology.
The technical scheme of the invention is as follows: including a plurality of patrol ships with server communication connection, still include:
a plurality of parking cabins which are arranged at intervals along a river channel, a position detection module is arranged in each parking cabin, each patrol boat is movably arranged between two adjacent parking cabins,
the patrol boat comprises a wireless communication module connected with a first controller, the wireless communication module is connected with the server, a first mounting hole is arranged at the bottom of the patrol boat along the vertical direction, a first sensor unit is movably arranged in the first mounting hole,
the patrol boat is also internally provided with a sampling pipeline which is communicated with the side wall of the first mounting hole, the sampling pipeline is connected with a sampling device, an electromagnetic valve is arranged at the inlet of the sampling pipeline and is connected with the first controller,
the front end of the patrol ship is provided with a second mounting hole along the horizontal direction, and a second sensor unit is arranged in the second mounting hole.
Further, the first sensor unit comprises a pH sensor.
Further, the first sensor unit further comprises a turbidity sensor.
Further, the first sensor unit is movably disposed at a front end of the patrol boat by means of a telescopic mechanism, the telescopic mechanism including:
the first motor is fixedly arranged in the patrol ship;
the first screw rod is arranged at the output end of the first motor, a first optical axis section, a threaded section and a second optical axis section are sequentially arranged on the first screw rod from top to bottom, the first optical axis section and the second optical axis section are optical axes, and threads are arranged on the outer wall of the threaded section;
the inner tube is sleeved on the outer side of the first screw rod, the first sensor unit is arranged at the lower end of the inner tube, and when the first sensor unit is located at the highest point in the stroke, the upper end of the inner tube is meshed with the upper end of the threaded section; the outer wall of the inner pipe is provided with a first bulge;
the outer pipe is sleeved outside the inner pipe, a first guide groove is axially formed in the inner wall of the outer pipe, and the first protrusion is movably arranged in the first guide groove; the inner wall of the outer pipe is coaxially provided with a first nut, the outer wall of the outer pipe is provided with a locking piece, when the first sensor unit is located at the highest point in the stroke, the locking piece locks the outer pipe on the inner wall of the patrol ship, and the first nut is sleeved on the outer side of the first optical axis section; the outer wall of the outer pipe is provided with a second bulge; the inner wall of the first mounting hole is provided with a second guide groove, the second protrusion is movably arranged in the second guide groove, and the lower ends of the first guide groove and the second guide groove are respectively provided with a blocking part.
Further, the locking piece is a positioning spring pin, a third mounting hole is radially formed in the outer wall of the outer tube, the positioning spring pin is arranged in the third mounting hole, a positioning hole is formed in the inner wall of the first mounting hole, when the first sensor unit is located at the highest point in the stroke, one end of the positioning spring pin is located in the third mounting hole, and the other end of the positioning spring pin is located in the positioning hole.
Further, the front end of the patrol ship is provided with a second mounting hole, and the second sensor unit includes:
the mounting disc is arranged in the second mounting hole, and the axis of the mounting disc is parallel to the axis of the second mounting hole;
the water quality sensor comprises a COD (chemical oxygen demand) sensor, an ammonia nitrogen sensor and an ORP (oxidation-reduction potential) sensor, and is multiple, the water quality sensor is arranged on the mounting disc along the circumferential direction, and the axis of the sensor is parallel to the axis of the mounting disc.
Further, still include:
the second motor is arranged on the mounting disc, and the axis of an output shaft of the second motor is parallel to the axis of the mounting disc;
the first end of cleaning brush with the output of second motor is connected, two of them be provided with the stop bit between the water quality sensor, the stop bit is used for setting the second end of cleaning brush.
Further, still be provided with GPS orientation module, UWB orientation module and meteorological detection module in the patrol ship, the under-deck still is provided with the wireless module of charging of being connected with the second controller of berthing, the second controller still is connected with level sensor, the downside of berthing the under-deck is provided with the bottom plate, the bottom plate removes along vertical direction with the help of elevating system.
Furthermore, the bottom plate is provided with water leakage holes.
Further, the lifting mechanism includes:
the second screw is connected with the bottom plate;
the second screw rod is connected with the power mechanism and meshed with the second nut;
the guide plate is fixedly arranged on the side wall of the river channel;
the connecting rod, the connecting rod is two that the symmetry set up, the first end of connecting rod with the second screw is connected, the second end of connecting rod is provided with two gyro wheels, and two gyro wheels set up respectively the deflector is along the both sides of thickness direction, the gyro wheel is followed the direction of height roll of deflector.
Furthermore, a fourth mounting hole is formed in the second end of the connecting rod, and a rotating shaft of the roller penetrates through the fourth mounting hole and is locked through a nut.
Further, the fourth mounting hole is a strip-shaped hole, and the length direction of the fourth mounting hole is parallel to the thickness direction of the guide plate.
Further, the power mechanism comprises:
the third motor is fixedly arranged in the parking cabin;
the driving wheel is arranged at the output end of the third motor;
and the driven wheel is connected with the driving wheel through a belt, and the driven wheel is sleeved at the upper end of the second screw rod.
And the lower end of the second screw rod is rotatably arranged on the reinforcing plate.
The working principle and the beneficial effects of the invention are as follows:
according to the invention, a plurality of patrol ships carry out segmented monitoring on the river channel, each patrol ship moves back and forth between two parking cabins and is used for collecting water quality monitoring data of the river channel segment in real time, the water quality monitoring data of a plurality of segments of the river channel are uploaded to a server through a wireless communication module, and the server can know the water quality distribution condition of the river channel in real time according to the data uploaded by the patrol ships. The first sensor unit is movably arranged in the first mounting hole along the vertical direction, and when the patrol boat advances, the first sensor unit moves to the highest point and is positioned above the water surface, so that the resistance of the patrol boat in advancing is not increased; when the patrol ship reaches the acquisition point, the first sensor unit moves to a set underwater depth to acquire underwater water quality data. When the patrol ship advances, floaters on a river channel can be collected at the front end, and the second sensor unit is arranged at the front end of the patrol ship and used for collecting components of the floaters.
The lateral wall of first mounting hole still communicates with sampling pipe, can open the solenoid valve as required, gathers the water sample of setting for the position in sampling device, takes the laboratory further analysis back.
According to the invention, a plurality of patrol ships are arranged in the whole city watershed to form a monitoring network; the method realizes the accurate acquisition, position determination and online real-time change of the urban river water pollution source; and can distinguish the surface floater, the pollutant of the different degree of depth under water, the composition of comprehensive analysis pollutant is convenient for carry out the pertinence and administer, is favorable to improving treatment effect.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of a patrol ship according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion B of FIG. 3;
FIG. 5 is a schematic view of a first lead screw structure according to the present invention;
FIG. 6 is a schematic view of the overall structure of the docking bay of the present invention;
FIG. 7 is a schematic view of the interior of the docking bay of the present invention;
FIG. 8 is a schematic top view of the docking bay of the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 8 at C;
in the figure: the device comprises a first sensor unit, a second sensor unit, a 21 mounting disc, a 22 water quality sensor, a 23 second motor, a 24 cleaning brush, a 3 telescopic mechanism, a 31 first motor, a 32 first screw rod, a 321 first optical axis section, a 322 screw thread section, a 323 second optical axis section, a 33 inner tube, a 331 first bulge, a 34 outer tube, a 341 first guide groove, a 342 first screw nut, a 343 third mounting hole, a 344 second bulge, a 35 locking part, a 4 second guide groove, a 5 positioning hole, a 6 second mounting hole, a 7 parking cabin, a 71 charging box, a 72 bottom plate, a 721 water leakage hole, a 73 lifting mechanism, a 731 second screw nut, a 732 second screw rod, a 733 guide plate, a 734 connecting rod, a 7341 fourth mounting hole, a 735 power mechanism, a 7351 third motor, a 7352 driving wheel, a 7353 driven wheel, a 736 reinforcing plate, an 737 roller, a 8 first mounting hole, a 9 sampling pipeline and 10 sampling devices.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 9, the patrol boat comprises a plurality of patrol boats which are connected with the server in a communication way, and is characterized by further comprising:
a plurality of parking cabins 7, the parking cabins 7 are arranged at intervals along a river channel, a position detection module is arranged in each parking cabin 7, each patrol ship is movably arranged between two adjacent parking cabins 7,
the patrol boat comprises a wireless communication module connected with a first controller, the wireless communication module is connected with a server, the bottom of the patrol boat is provided with a first mounting hole 8 along the vertical direction, a first sensor unit 1 is arranged in the first mounting hole 8,
a sampling pipeline 9 is also arranged in the patrol boat, the sampling pipeline 9 is communicated with the side wall of the first mounting hole 8, the sampling pipeline 9 is connected with a sampling device 10, an electromagnetic valve is arranged at the inlet of the sampling pipeline 9 and is connected with a first controller,
the front end of the patrol ship is provided with a second mounting hole 6 along the horizontal direction, and a second sensor unit 2 is arranged in the second mounting hole 6.
According to the invention, a plurality of patrol ships carry out segmented monitoring on the river channel, each patrol ship moves back and forth between two parking cabins and is used for collecting water quality monitoring data of the river channel segment in real time, the water quality monitoring data of a plurality of segments of the river channel are uploaded to a server through a wireless communication module, and the server can know the water quality distribution condition of the river channel in real time according to the data uploaded by the patrol ships. The first sensor unit is movably arranged in the first mounting hole along the vertical direction, and when the patrol boat advances, the first sensor unit moves to the highest point and is positioned above the water surface, so that the resistance of the patrol boat in advancing is not increased; when the patrol ship reaches the acquisition point, the first sensor unit moves to a set underwater depth to acquire underwater water quality data. When the patrol ship advances, floaters on a river channel can be collected at the front end, and the second sensor unit is arranged at the front end of the patrol ship and used for collecting components of the floaters.
The lateral wall of first mounting hole still communicates with sampling pipe, can open the solenoid valve as required, gathers the water sample of setting for the position and to sampling device 10 in, take the laboratory back to further analysis.
According to the invention, a plurality of patrol ships are arranged in the whole city watershed to form a monitoring network; the method realizes the accurate acquisition, position determination and online real-time change of the urban river water pollution source; and can distinguish the surface floater, the pollutant of the different degree of depth under water, the composition of comprehensive analysis pollutant is convenient for carry out the pertinence and administer, is favorable to improving treatment effect.
Further, the first sensor unit 1 comprises a pH sensor.
Further, the first sensor unit 1 further includes a turbidity sensor, H2The system comprises an S sensor, a dissolved oxygen sensor, a residual chlorine sensor and an ammonia nitrogen sensor.
Further, the second sensor unit 2 includes a COD sensor, an ammonia nitrogen sensor, and an ORP sensor.
The first sensor unit 1 is used for detecting pH and H2S, dissolved oxygen, turbidity, residual chlorine, ammonia nitrogen and other water quality data indicate the water pollution degree of different underwater depths, and the second sensor unit 2 is used for detecting the COD (chemical oxygen demand), ammonia nitrogen and dissolved oxygen content of the river channel surface and indicating the organic pollution degree of the river channel surface.
First sensor unit 1 and second sensor unit 2 combine together, realize the comprehensive detection to river course quality of water pollutant, the composition of comprehensive analysis pollutant carries out the treatment of pertinence, is favorable to improving treatment effect.
Further, first sensor unit 1 removes to set up in first mounting hole 8 with the help of telescopic machanism 3, and telescopic machanism 3 includes:
the first motor 31 is fixedly arranged in the patrol ship;
the first screw rod 32 is arranged at the output end of the first motor 31, the first screw rod 32 is sequentially provided with a first optical axis section 321, a threaded section 322 and a second optical axis section 323 from top to bottom, the first optical axis section 321 and the second optical axis section 323 are both optical axes, and the outer wall of the threaded section 322 is provided with threads;
the inner pipe 33 is sleeved on the outer side of the first screw rod 32, the first sensor unit 1 is arranged at the lower end of the inner pipe 33, and when the first sensor unit 1 is located at the highest point in the stroke, the upper end of the inner pipe 33 is meshed with the upper end of the threaded section 322; the outer wall of the inner tube 33 is provided with a first projection 331;
the outer tube 34 is sleeved outside the inner tube 33, a first guide groove 341 is axially arranged on the inner wall of the outer tube 34, and the first protrusion 331 is movably arranged in the first guide groove 341; a first screw 342 is coaxially arranged on the inner wall of the outer tube 34, a locking member 35 is arranged on the outer wall of the outer tube 34, when the first sensor unit 1 is located at the highest point in the stroke, the locking member 35 locks the outer tube 34 on the inner wall of the first mounting hole 8, and the first screw 342 is sleeved on the outer side of the first optical axis section 321; the outer wall of the outer tube 34 is provided with a second projection 344; the inner wall of the first mounting hole 8 is provided with a second guide groove 4, the second protrusion 344 is movably disposed in the second guide groove 4, and the lower ends of the first guide groove 341 and the second guide groove 4 are provided with a stopper.
When the patrol ship travels, the upper end of the inner tube 33 is engaged with the upper end of the threaded section 322, the first nut 342 at the upper end of the outer tube 34 is positioned outside the first optical axis section 321, and the first sensor unit 1 is positioned above the water surface, so that the travel of the patrol ship is not affected. When the patrol ship reaches a collection point, the first motor 31 rotates to drive the first screw rod 32 to rotate, the first screw rod 32 drives the inner pipe 33 to move downwards, when the first protrusion 331 on the outer wall of the inner pipe 33 moves to the lower end of the first guide groove 341 and is blocked by the blocking part, the first protrusion 331 drives the outer pipe 34 to move downwards, the first screw nut 342 arranged on the inner wall of the outer pipe 34 moves from the first optical axis section 321 to the threaded section 322, the first screw nut 342 is meshed with the first screw rod 32, at the moment, the upper end of the inner pipe 33 moves to the second optical axis section 323, along with the rotation of the first screw rod 32, the first screw rod 32 drives the first screw nut 342 and the outer pipe 34 to move downwards, and the outer pipe 34 drives the inner pipe 33 and the first sensor unit 1 to continue to move downwards to a set depth, and underwater data collection is performed.
After the collection is finished, the first motor 31 rotates in the opposite direction to drive the first screw rod 32 to rotate, the first screw rod 32 drives the first screw nut 342 and the outer tube 34 to move upwards, when the first screw nut 342 moves to the first optical axis section 321, the locking part 35 locks the position of the outer tube 34, meanwhile, the upper end of the inner tube 33 is meshed with the lower end of the threaded section 322, and the inner tube 33 continues to move upwards.
In this embodiment, the telescopic mechanism 3 realizes the two-stage movement of the inner tube 33 and the outer tube 34, and can also realize the multi-stage movement by adopting the same principle according to actual needs, thereby enlarging the movement range of the first sensor unit 1 and realizing the acquisition of water quality data at different depths underwater.
Further, the locking member 35 is a positioning spring pin, the outer wall of the outer tube 34 is provided with a third mounting hole 343 in the radial direction, the positioning spring pin is arranged in the third mounting hole 343, the inner wall of the patrol boat is provided with a positioning hole 5, and when the first sensor unit 1 is located at the highest point in the stroke, one end of the positioning spring pin is located in the third mounting hole 343, and the other end of the positioning spring pin is located in the positioning hole 5.
The locking piece 35 is a positioning spring pin, when the patrol boat advances, one end of the positioning spring pin is positioned in the third mounting hole 343, and the other end of the positioning spring pin is positioned in the positioning hole 5, so that the outer pipe 34 is fixed on the inner wall of the patrol boat; when the first nut 342 on the inner wall of the outer tube 34 is engaged with the first lead screw 32, the first lead screw 32 exerts a downward force on the first nut 342, and the outer tube 34 moves downward against the locking force of the positioning spring pin.
Further, the front end of the patrol ship is provided with a second mounting hole 6, and the second sensor unit 2 includes:
the mounting disc 21 is arranged in the second mounting hole 6, and the axis of the mounting disc 21 is parallel to the axis of the second mounting hole 6;
the water quality sensor 22, the water quality sensor 22 includes COD sensor, ammonia nitrogen sensor and ORP sensor, and a plurality of water quality sensors 22 set up on the mounting disc 21 along circumference, and the axis of a plurality of sensors all is parallel with the axis of mounting disc 21.
In this embodiment, the water quality sensor 22 is cylindrical, one end of the water quality sensor 22 is circumferentially arranged on the mounting disc 21, and the measuring head at the other end collects water quality data on the surface of a river channel, so that the mounting structure is more compact, and the space at the front end of the patrol ship is saved.
Further, still include:
the second motor 23 is arranged on the mounting disc 21, and the axis of an output shaft of the second motor 23 is parallel to the axis of the mounting disc 21;
and a cleaning brush 24, wherein the first end of the cleaning brush 24 is connected with the output end of the second motor 23, a stop position is arranged between the two water quality sensors 22, and the stop position is used for arranging the second end of the cleaning brush 24.
When the number of floaters on the surface of the river channel is too large, in order to prevent the floaters from being adhered to the measuring heads of the water quality sensor 22 and affecting the next acquisition result, after the acquisition is finished for one time, the second motor 23 is started to drive the cleaning brush 24 to rotate, each measuring head is cleaned, and the accuracy of the next acquisition structure is ensured. When the water quality sensor 22 is installed, a large space is reserved as a stop position, and when the cleaning brush 24 does not work, the stop position is set, so that the data acquisition of the water quality sensor 22 is not influenced.
Further, still be provided with GPS orientation module, UWB orientation module and meteorological detection module in the patrol ship, still be provided with the wireless module of charging of being connected with the second controller in berthing the cabin 7, the second controller still is connected with level sensor, the downside of berthing the cabin 7 is provided with bottom plate 72, bottom plate 72 removes along vertical direction with the help of elevating system 73.
In order to conveniently move on a river channel, the patrol boat is powered by a lithium battery, a weather detection module is further arranged in the patrol boat, and when strong wind or rainstorm weather or insufficient electric quantity of the lithium battery is detected, the server provides navigation information to guide the patrol boat to move to the parking cabin 7 to avoid or charge.
Under normal conditions, the bottom plate 72 on the lower side of the parking cabin 7 is located above the water surface, when the server receives a parking request of the patrol boat, the server sends an instruction to the second controller, the second controller controls the lifting mechanism 73 to drive the bottom plate 72 to descend below the water surface, after the patrol boat is parked on the bottom plate 72, the lifting mechanism 73 drives the bottom plate 72 and the patrol boat to move upwards to a charging position, and the wireless charging module charges the patrol boat. The water surface position is detected by the liquid level sensor in real time, current liquid level data are sent to the second controller, and the second controller is controlled by the bottom plate 72 to descend below the water surface according to the current liquid level, so that the patrol boat can be conveniently parked.
The GPS positioning module and the UWB positioning module which are arranged in the patrol ship are matched with each other, the GPS positioning module is used for long-distance positioning, and the UWB positioning module is used for short-distance centimeter-level accurate positioning. When the patrol ship arrives near the berthing cabin 7, the server discards the positioning information of the GPS module, the UWB positioning module is used for positioning, the patrol ship is ensured to accurately arrive at the bottom plate 72 at the lower side of the berthing cabin 7, and then the patrol ship is driven by the bottom plate 72 to move into the berthing cabin 7.
Further, the bottom plate 72 is provided with water leakage holes 721.
The bottom plate 72 is provided with water leakage holes 721, so that when the bottom plate 72 moves upwards from the water surface, water leaks from the water leakage holes 721, and the weight of the water is prevented from increasing the resistance of the bottom plate 72 to movement; meanwhile, when the bottom plate 72 drives the patrol boat to move upwards, excessive water remains on the bottom plate 72, which can cause the patrol boat to shake, and is not beneficial to the stable parking of the patrol boat.
Further, the lifting mechanism 73 includes:
a second nut 731 connected to the bottom plate 72;
a second screw 732 connected to the power mechanism 735, wherein the second screw 732 is engaged with the second nut 731;
the guide plate 733 is fixedly arranged on the side wall of the river channel;
the connecting rod 734 and the connecting rod 734 are symmetrically arranged, the first end of the connecting rod 734 is connected with the second nut 731, the second end of the connecting rod 734 is provided with two rollers 737, the two rollers 737 are respectively arranged on two sides of the guide plate 733 in the thickness direction, and the rollers 737 roll in the height direction of the guide plate 733.
The power mechanism 735 rotates the second lead screw 732, and as shown in fig. 7, the longitudinal direction of the second lead screw 732 is the height direction of the guide plate 733. Under the guiding action of the guiding plate 733, the second nut 731 drives the bottom plate 72 to move up and down. The first end and the second screw 731 of connecting plate are connected, and the other end sets up two gyro wheels 737, and two gyro wheels 737 centre gripping are in the both sides of guide plate 733 along thickness direction, and gyro wheel 737 is little along the ascending rolling frictional force of guide plate 733, and the frictional force of other directions is big, and the frictional force of other directions is used for preventing gyro wheel 737 and guide plate 733 to take place relative slip, and then prevents that second screw 731 from taking place to rotate under the drive of second lead screw. As the second nut 731 moves up and down along the second lead screw 732, the roller 737 rolls up and down along the guide plate 733, which is advantageous to reduce the resistance of the second nut 731 moving up. The arrangement of the rollers 737 is simple in structure and not easy to rust, and reliable movement of the base plate 72 is guaranteed.
Further, the second end of the connection rod 734 is provided with a fourth mounting hole 7341, and the rotation shaft of the roller 737 passes through the fourth mounting hole 7341 and is fastened by a nut.
Further, the fourth mounting hole 7341 is a strip-shaped hole, and the longitudinal direction of the fourth mounting hole 7341 is parallel to the thickness direction of the guide plate 733.
The pivot of gyro wheel 737 sets up on the connecting plate with the help of fourth mounting hole 7341, and simple structure, convenient operation, fourth mounting hole 7341 are the bar hole, are convenient for finely tune gyro wheel 737's mounted position according to actual need, guarantee that deflector 733 both sides gyro wheel 737 presss from both sides tightly to deflector 733, and then guarantee good direction effect.
Further, the power mechanism 735 includes:
a third motor 7351 fixedly disposed in the parking chamber 7;
a driving wheel 7352 provided at an output end of the third motor 7351;
the driven wheel 7353 is connected with the driving wheel 7352 through a belt, and the driven wheel 7353 is sleeved on the upper end of the second screw rod 732.
The third motor 7351 drives the second screw 732 to rotate sequentially through the driving wheel 7352 and the driven wheel 7353, so that the structure is simple, and the belt transmission is not easy to rust and is suitable for the humid environment beside the river.
Further, a reinforcing plate 736 fixedly connected with the guide plate 733 is further included, and the lower end of the second lead screw 732 is rotatably disposed on the reinforcing plate 736.
When the parking chamber 7 of the embodiment is installed, the guide plate 733 is fixed on the side wall of the river channel, and the reinforcing plate 736 is arranged on the guide plate 733, and the lower end of the second screw 732 is arranged on the reinforcing plate 736, so that the second screw 732 is reliably installed.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The continuous online real-time acquisition monitoring system of city river course water includes a plurality of patrol ships with server communication connection, its characterized in that still includes:
a plurality of parking cabins (7), wherein the parking cabins (7) are arranged at intervals along a river channel, a position detection module is arranged in each parking cabin (7), each patrol ship is movably arranged between two adjacent parking cabins (7),
the patrol boat comprises a wireless communication module connected with a first controller, the wireless communication module is connected with the server, a first mounting hole (8) is formed in the bottom of the patrol boat along the vertical direction, a first sensor unit (1) is arranged in the first mounting hole (8) in a moving mode,
the patrol boat is characterized in that a sampling pipeline (9) is further arranged in the patrol boat, the sampling pipeline (9) is communicated with the side wall of the first mounting hole (8), the sampling pipeline (9) is connected with a sampling device (10), an electromagnetic valve is arranged at the inlet of the sampling pipeline (9) and is connected with the first controller,
the front end of the patrol ship is provided with a second mounting hole (6) along the horizontal direction, and a second sensor unit (2) is arranged in the second mounting hole (6).
2. The continuous online real-time acquisition and monitoring system for urban river water according to claim 1, wherein the first sensor unit (1) comprises a pH sensor.
3. The continuous online real-time acquisition and monitoring system for urban river water according to claim 1, characterized in that the first sensor unit (1) further comprises a turbidity sensor.
4. The continuous online real-time acquisition and monitoring system for urban river water according to claim 1, wherein the front end of the patrol ship is provided with a second mounting hole (6), and the second sensor unit (2) comprises:
the mounting disc (21) is arranged in the second mounting hole (6), and the axis of the mounting disc (21) is parallel to the axis of the second mounting hole (6);
water quality sensor (22), water quality sensor (22) include COD sensor, ammonia nitrogen sensor and ORP sensor, and are a plurality of water quality sensor (22) set up along circumference on mounting disc (21), and it is a plurality of the axis of sensor all with the axis of mounting disc (21) is parallel.
5. The continuous online real-time acquisition and monitoring system for urban river water according to claim 4, further comprising:
the second motor (23) is arranged on the mounting disc (21), and the axis of an output shaft of the second motor (23) is parallel to the axis of the mounting disc (21);
the first end of cleaning brush (24) with the output of second motor (23) is connected, wherein two be provided with the stop bit between water quality sensor (22), the stop bit is used for setting the second end of cleaning brush (24).
6. The continuous online real-time acquisition and monitoring system for the urban river water according to claim 1, wherein a GPS positioning module, a UWB positioning module and a weather detection module are further arranged in the patrol boat, a wireless charging module connected with a second controller is further arranged in the parking cabin (7), the second controller is further connected with a liquid level sensor, a bottom plate (72) is arranged on the lower side of the parking cabin (7), and the bottom plate (72) moves in the vertical direction by means of a lifting mechanism (73).
7. The continuous online real-time acquisition and monitoring system for urban river water according to claim 6, wherein the lifting mechanism (73) comprises:
a second nut (731) connected to the base plate (72);
a second screw rod (732) connected with a power mechanism (735), wherein the second screw rod (732) is engaged with the second screw nut (731);
the guide plate (733) is fixedly arranged on the side wall of the river channel;
connecting rod (734), connecting rod (734) are two that the symmetry set up, the first end of connecting rod (734) with second screw (731) are connected, the second end of connecting rod (734) is provided with two gyro wheels (737), and two gyro wheels (737) set up respectively in deflector (733) are along the both sides of thickness direction, gyro wheel (737) are followed the direction of height roll of deflector (733).
8. The continuous online real-time acquisition and monitoring system for urban river water according to claim 7, wherein a second end of the connecting rod (734) is provided with a fourth mounting hole (7341), and a rotating shaft of the roller (737) passes through the fourth mounting hole (7341) and is locked by a nut.
9. The continuous online real-time collection and monitoring system for urban river water according to claim 8, wherein the fourth mounting hole (7341) is a strip-shaped hole, and the length direction of the fourth mounting hole (7341) is parallel to the thickness direction of the guide plate (733).
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