CN114659846A - Water conservancy and environment management automatic control system and method - Google Patents
Water conservancy and environment management automatic control system and method Download PDFInfo
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- CN114659846A CN114659846A CN202210299348.XA CN202210299348A CN114659846A CN 114659846 A CN114659846 A CN 114659846A CN 202210299348 A CN202210299348 A CN 202210299348A CN 114659846 A CN114659846 A CN 114659846A
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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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
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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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
- G01N33/18—Water
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- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
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- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/86—Combinations of sonar systems with lidar systems; Combinations of sonar systems with systems not using wave reflection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
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- G01N2001/1418—Depression, aspiration
Abstract
The invention discloses a water conservancy and environmental improvement automatic control system and a method, which comprises a bottom sediment sampling device for water conservancy environmental improvement sampling, wherein an automatic control system is arranged in the bottom sediment sampling device, the bottom sediment sampling device is connected with an Internet of things communication network through the automatic control system and is connected with a remote control terminal and a mobile terminal, and the bottom sediment sampling device comprises a base platform, a bottom sediment collecting box, a main driving servo mechanism, a control circuit board and a storage battery power supply module; according to the invention, the automatic control system is arranged in the sediment sampling device, so that the sediment sampling device can be controlled to operate underwater through the control equipment, the sampling mechanism is improved, and the integral sampling operation effect is improved, so that the water conservancy and environmental management automatic control system can be matched with the sediment sampling device for use, and the intelligent, automatic and informatization of people in complicated and different water areas is met, and accurate sediment sampling work is carried out.
Description
Technical Field
The invention relates to the technical field of water conservancy environment treatment, in particular to an automatic control system and method of a sediment sampling device for water conservancy environment treatment.
Background
With the increasing pollution of water resources in recent years, people in the field of water conservancy environmental management pay more attention to monitoring of water areas, the composition of lake sediment substances, the sedimentation rate, the distribution of substrate microbial communities and the composition of pollutants are the key points for researching water conservancy and hydrodynamic force, pollutants and microorganisms, and lake sediment sampling is an important research means.
However, there is no automatic control equipment in the prior art to sample the sediment in the lake, and the mode of using tools manually is often adopted for sampling, so that the current sampling difficulty mainly exists: the sampling water area has the difficulties of single position, intellectualization, low informatization degree, difficult sampling positioning, easy influence of lake water flow velocity and the like, so that the research of the sediment sampling device adopting the water conservancy and environment improvement automatic control system becomes the requirement of the technical field of water conservancy environment improvement and is urgently to be solved.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and title of the application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The invention is provided in view of the problems in the existing water conservancy environment treatment.
Therefore, one of the objectives of the present invention is to provide an automatic control system and method for water conservancy and environmental management, which utilizes an automatic control system installed in a sediment sampling device, and can control the sediment sampling device to operate underwater through a control device, so as to complete intelligent, information and accurate sediment sampling, improve a sampling mechanism, and improve the overall operation effect of sampling.
In order to solve the technical problems, the invention provides the following technical scheme: the system comprises a sediment sampling device for water conservancy environment improvement sampling, wherein an automatic control system is arranged in the sediment sampling device, and the sediment sampling device is connected with an Internet of things communication network through the automatic control system and is connected with a remote control terminal and a mobile terminal; the sediment sampling device comprises:
the upper part of the base station is provided with an upper cavity, the upper cavity is internally provided with a display panel, an installation cavity and a circuit control panel installation bin, the lower part of the base station is provided with a lower cavity, the upper cavity of the base station is hermetically provided with an upper cover shell, the lower cavity of the base station is hermetically provided with a lower cover shell, an auxiliary propeller, an adsorption pipe orifice, a main propeller, a lighting lamp, a camera, a sonar instrument, positioning equipment and a water quality detection sensor are arranged below the lower cover shell, and an electromagnetic valve for opening and closing is arranged in the adsorption pipe orifice;
the bottom sediment collecting box is arranged in the mounting cavity, an inlet is formed in one side of the bottom sediment collecting box, a negative pressure pump used for generating negative pressure in a cavity of the bottom sediment collecting box is mounted on the other side of the bottom sediment collecting box, a shaft body is arranged outside one side, away from the bottom sediment collecting box, of the inlet, the shaft body is connected with an auxiliary sampling servo motor, a spiral blade matched with the inlet is mounted on the outer wall of the shaft body, a fluid channel connected with the inlet and communicated with the inlet is arranged in the upper cavity, a flow velocity detection sensor is arranged in the fluid channel, and the flow velocity detection sensor is connected with the auxiliary sampling servo motor;
the main driving servo mechanism is symmetrically arranged in the upper cavity and is provided with a gear for outputting power, and the gear is connected with a power receiving end of the main propeller through a linkage mechanism;
install control circuit board and the battery power module who is used for controlling sediment sampling device in the circuit control board installation storehouse, including treater and control module, display panel, supplementary propeller, solenoid valve, main propeller, light, camera, sonar instrument, positioning device, water quality testing sensor, negative pressure pump, sample and assist servo motor and velocity of flow detection sensor and all connect control module to be connected with treater and battery power module through control module.
As a preferred scheme of the water conservancy and environment improvement automatic control system, the invention comprises the following steps: the contact part of the helical blade is abutted against the feeding side of the inlet, the cross section area of the helical blade abutting part is smaller than that of the inlet, and the helical blade abutting part extends into the inlet and is flush with the inner side of the inlet; three helical blades are equally distributed on the outer side of the shaft body in an annular spiral shape, and the middle part of each helical blade is bent in a V-shaped protruding shape along the anticlockwise direction of the circumference of the shaft body; the length of the spiral blade is consistent with that of the inlet; the helical blade is arranged by adopting a silica gel soft strip.
As a preferred scheme of the water conservancy and environment improvement automatic control system, the invention comprises the following steps: the bottom sludge collecting box is characterized in that the collecting part of the bottom sludge collecting box is arranged in a V-shaped necking shape, the tail end of the V-shaped necking in the bottom sludge collecting box is provided with a first filter layer for draining the bottom sludge, and the bottom of the bottom sludge collecting box is provided with a drain pipe and a sealing plug body for draining the bottom sludge; a second filter layer for blocking bottom mud from passing through is arranged on the inner wall of the bottom mud collecting box close to one side of the negative pressure pump; the opening is formed in the V-shaped inclined surface of the bottom mud collecting box; the top of the sediment collection box is provided with a detachable sealing cover body.
As a preferred scheme of the water conservancy and environment improvement automatic control system, the invention comprises the following steps: an auxiliary driving servo mechanism is arranged in the upper cavity, an output shaft of the auxiliary driving servo mechanism is connected with a coupler, the coupler is connected with a power receiving end of the auxiliary propeller, four auxiliary propellers are arranged below the lower cover shell in a rectangular symmetrical mode, and two main driving servo mechanisms are arranged below the lower cover shell in a symmetrical mode; the sediment sampling device is provided with a level meter and an acceleration sensor which are used for controlling the up-and-down movement level.
As a preferred scheme of the water conservancy and environment improvement automatic control system, the invention comprises the following steps: the upper cavity is internally provided with a fixed plate, and the fixed plate is arranged above the base station through a bolt and used for fixing and limiting the display panel, the bottom mud collecting box and the main driving servo mechanism; the upper cover shell is provided with a transparent window and an antenna, the transparent window and the display panel are arranged on the same axis, and the transparent window is used for observing the display panel.
As a preferred scheme of the water conservancy and environmental management automatic control system, the invention comprises the following steps: the base station, upper cover shell and lower cover shell are cylindric setting, the base station is through corresponding screw thread difference fastening connection corresponding upper cover shell and lower cover shell, and the base station is equipped with the sealing washer pad with the junction of upper cover shell and lower cover shell.
As a preferred scheme of the water conservancy and environmental management automatic control system, the invention comprises the following steps: and a charging socket for charging the storage battery power supply module is arranged on the fixing plate.
As a preferred scheme of the water conservancy and environment improvement automatic control system, the invention comprises the following steps: the processor in the control circuit board is arranged as a DSP chip or an FPGA chip, and the interface end of the processor is provided with a serial port communication circuit, an I/O communication unit, a relay control unit, an MOS driving unit, a display unit and a crystal oscillator unit; the mobile terminal is set as a control device, and the control device comprises a control host, a remote control device and a mobile phone image interface control device which are connected with the sediment sampling device.
A method of an automatic control system for water conservancy and environmental management comprises the working steps of bottom sediment sampling, and comprises the following steps:
s1, testing equipment on the shore, and testing whether the functional running states of an auxiliary propeller, an adsorption pipe orifice, a main propeller, a lighting lamp, a camera, a sonar instrument, positioning equipment and a water quality detection sensor in the sediment sampling device run normally;
s2, placing the equipment into a pre-sampling water area, after the test is finished, transporting the workers and the sediment sampling device to the pre-sampling water area through a carrier, and starting the sediment sampling device to be placed into the pre-sampling water area;
s3, sinking the equipment, controlling the sediment sampling device by a worker on the carrier through control equipment at a moving end, enabling the sediment sampling device to quickly sink to the bottom of a pre-sampling water area through self gravity in combination with rotation corresponding to four auxiliary propellers, enabling an adsorption pipe orifice to contact the sediment at the bottom of the pre-sampling water area, simultaneously enabling the sediment sampling device to be adjusted front and back and left and right in the pre-sampling water area through the auxiliary main propellers and the propellers, receiving bottom depth distance information by a sonar instrument, illuminating by an illuminating lamp, surveying by a camera, and watching the worker on the carrier in real time through the control equipment at the moving end through data transmission;
s4, the device samples bottom mud, the bottom mud sampling device controls and starts an electromagnetic valve and a negative pressure pump through a control module, the electromagnetic valve starts to open an adsorption pipe orifice channel, the negative pressure pump generates negative pressure in a bottom mud collection box to enable bottom mud under the adsorption pipe orifice to enter the adsorption pipe orifice and enter the bottom mud collection box through a fluid channel and an opening, when the fluid flow rate detected by a flow rate detection sensor in the fluid channel is lower than a preset threshold value, a sampling auxiliary servo motor is started through the control module to drive a shaft body and a spiral blade to rotate to perform auxiliary sampling operation, the flow rate of the bottom mud in the fluid channel is increased, the bottom mud in the fluid channel rapidly enters the bottom mud collection box through the opening, the sampling bottom mud is obtained after being filtered through a first filter layer and a second filter layer, the sampling auxiliary servo motor is controlled and closed by the control module to perform sampling, The electromagnetic valve and the negative pressure pump work;
s5, the recovery plant operation, the back is accomplished in sediment sampling device 'S sample sediment work, and through four auxiliary propellers of control module control rotation, make sediment sampling device keep the horizontally upward movement until surfacing, the staff on the carrier retrieves, and sediment measurement personnel collects the box top' S sealed lid of dismantling through unscrewing the upper cover shell and opening the sediment, collects the sampling sediment in the box to the sediment and carries out the sample detection operation.
As a preferred scheme of the method for the water conservancy and environmental management automatic control system, the method comprises the following steps: after the sediment sampling device finishes the sediment sampling working steps from step S1 to step S4, the sediment sampling device stays in the pre-sampling water area, the water quality detection sensor is opened through the control module, the water quality condition of the pre-sampling water area is statically monitored in real time in the pre-sampling water area, the sampling time is set according to the requirement of workers, and the data obtained by sampling of the water quality detection sensor is transmitted to the mobile terminal or the remote control terminal through the Internet of things communication network.
The invention has the beneficial effects that:
the automatic control system is arranged in the sediment sampling device, the sediment sampling device can be controlled to operate underwater through the control equipment, and can sink to the bottom of a predicted water area to perform sediment adsorption sampling operation and adjust, the whole structure is simple to set, the automatic control system is formed in a modularized mode, and the automatic control system has good automation, intelligentization and informatization effects in sediment sampling work, avoids the problems of complexity of manual sampling and inconvenience in use and limitation under the complex water area environment, is small in environmental influence, and has a good sampling effect on sediment in the internal lake;
secondly, the traditional piston type sampling mechanism is improved, a negative pressure adsorption mode is adopted, and the monitoring of the V-shaped protruding bent helical blade and the flow velocity detection sensor is combined, so that the flow velocity in the fluid channel can be automatically and intelligently monitored, the flow velocity of bottom mud in the fluid channel is increased, the bottom mud in the fluid channel can rapidly enter the bottom mud collection box through the opening, the blockage of the fluid channel is avoided, and the bottom mud adsorption and transportation effect is good;
in conclusion, the automatic control system arranged in the sediment sampling device is utilized, the operation of the sediment sampling device under water can be controlled through the control equipment, the sampling mechanism is improved, and the integral sampling operation effect is improved, so that the water conservancy and environment management automatic control system can be matched with the sediment sampling device for use, and the intelligent, automatic and informatization of people in complicated and different water areas is met, and accurate sediment sampling work is carried out.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
FIG. 1 is a control schematic diagram of a control module of the automated control system of the present invention;
FIG. 2 is a schematic diagram of an explosion structure of the bottom sediment sampling device for water conservancy environmental management in the invention;
FIG. 3 is an exploded view of the upper chamber of the abutment of the present invention;
FIG. 4 is a schematic side view of an upper chamber of the abutment according to the present invention;
FIG. 5 is a bottom view of the lower chamber of the submount of the present invention;
FIG. 6 is a cross-sectional view A-A of FIG. 5 in accordance with the present invention;
FIG. 7 is a front view of the abutment of the present invention;
FIG. 8 is a bottom view of the lower cover shell of the present invention;
FIG. 9 is a schematic view of the internal structure of the adsorption nozzle of the present invention;
FIG. 10 is a schematic block diagram of an automated control system according to the present invention;
FIG. 11 is a flowchart illustrating the method operations of the automated control system of the present invention.
Reference numbers in the figures: 1. a base station; 1a, an upper cavity; 1b, a lower cavity; 11. an upper cover shell; 111. a transparent window; 112. an antenna; 12. a lower cover shell; 121. an auxiliary propeller; 1211. a coupling; 1212. an auxiliary drive servo mechanism; 122. an adsorption pipe orifice; 1221. an electromagnetic valve; 123. a main thruster; 124. an illuminating lamp; 125. a camera; 126. a sonar instrument; 127. positioning equipment; 13. a fixing plate; 14. a charging jack; 2. a bottom mud collection box; 2a, a first filter layer; 2b, a second filter layer; 21. an inlet; 22. a negative pressure pump; 23. the sealing cover body can be detached; 24. a helical blade; 25. a shaft body; 25a, a sampling auxiliary servo motor; 26. a fluid channel; 26. a flow rate detection sensor; 27. a mounting cavity; 3. a main drive servo mechanism; 31. a gear; 4. the circuit control board is provided with a bin; 41. a processor; 42. a control module; 43. a storage battery power supply module; 5. a display panel; 6. a water quality detection sensor.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, the present invention will be described in more detail with reference to the following embodiments and accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides an automatic control system for water conservancy and environmental governance, which includes a sediment sampling device for water conservancy environmental governance sampling, wherein the sediment sampling device is provided with an automatic control system, and is connected to an internet of things communication network through the automatic control system, and is connected to a remote control terminal and a mobile terminal; install control circuit board and battery power module 43 that is used for controlling sediment sampling device in sediment sampling device's the circuit control board installation storehouse 4, including treater 41 and control module 42, this display panel 5, assist propeller 121, solenoid valve 1221, main propeller 123, light 124, camera 125, sonar instrument 126, positioning device 127, water quality testing sensor 6, negative pressure pump 22, sample auxiliary servo motor 25a and velocity of flow detection sensor 26a all connect control module 42 to be connected with treater 41 and battery power module 43 through control module 42. It should be noted that the auxiliary propeller 121, the adsorption nozzle 122, the main propeller 123, the illumination lamp 124, the camera 125, the sonar equipment 126, the positioning equipment 127, the display panel 5, the negative pressure pump 22, the sampling auxiliary servo motor 25a, the flow rate detection sensor 26a, and the water quality detection sensor 6 are all connected to the control module 42.
Referring to fig. 10, in the embodiment, the processor 41 is specifically configured to be a DSP chip or an FPGA chip, and an interface of the processor 41 is provided with a serial communication circuit, an I/O communication unit, a relay control unit, an MOS drive unit, a display unit, and a crystal oscillation unit; the mobile terminal is set as a control device, and the control device comprises a control host connected with the sediment sampling device, a remote control device and a mobile phone image interface control device.
Referring to fig. 2 to 9, the sediment sampling apparatus includes:
the upper part of the base platform 1 is provided with an upper cavity 1a, the upper cavity 1a is internally provided with a display panel 5, a mounting cavity 27 and a circuit control panel mounting bin 4, the lower part of the base platform 1 is provided with a lower cavity 1b, the upper cavity 1a of the base platform 1 is hermetically provided with an upper cover shell 11, the lower cavity 1b of the base platform 1 is hermetically provided with a lower cover shell 12, the lower part of the lower cover shell 12 is provided with an auxiliary propeller 121, an adsorption pipe orifice 122, a main propeller 123, a lighting lamp 124, a camera 125, a sonar instrument 126, a positioning device 127 and a water quality detection sensor 6, and the adsorption pipe orifice 122 is internally provided with an electromagnetic valve 1221 for opening and closing;
in the preferred embodiment, the base 1, the upper cover shell 11 and the lower cover shell 12 are all cylindrical, the base 1 is fastened and connected with the corresponding upper cover shell 11 and the corresponding lower cover shell 12 through corresponding threads, and sealing gaskets are arranged at the joints of the base 1 and the upper cover shell 11 and the lower cover shell 12.
Further, the upper chamber 1a is provided with a fixing plate 13, and the fixing plate 13 is mounted above the base platform 1 through bolts for fixing the limit display panel 5, the bottom mud collection box 2 and the main drive servo mechanism 3; the upper cover case 11 is provided with a transparent window 111 and an antenna 112, the transparent window 111 is disposed coaxially with the display panel 5, and the transparent window 111 is used for viewing the display panel 5. Meanwhile, a charging socket 14 for charging the storage battery power supply module 43 is arranged on the fixing plate 13, and the charging socket 14 is used for charging.
The bottom sediment collecting box 2 is arranged in the mounting cavity 27, an inlet 21 is formed in one side of the bottom sediment collecting box 2, a negative pressure pump 22 used for generating negative pressure in a cavity of the bottom sediment collecting box 2 is installed on the other side of the bottom sediment collecting box 2, a shaft body 25 is arranged outside one side, away from the bottom sediment collecting box 2, of the inlet 21, the shaft body 25 is connected with an auxiliary sampling servo motor 25a, a spiral blade 24 matched with the inlet 21 is installed on the outer wall of the shaft body 25, a fluid channel connected with and communicated with the inlet 21 is arranged in the upper cavity 1a, a flow velocity detection sensor 26a is arranged in the fluid channel, and the flow velocity detection sensor 26a is connected with the auxiliary sampling servo motor 25 a;
in this embodiment, the collecting portion of the bottom mud collecting box 2 is arranged in a V-shaped necking shape, the end of the V-shaped necking in the bottom mud collecting box 2 is provided with a first filter layer 2a for draining the bottom mud, and the bottom of the bottom mud collecting box 2 is provided with a drain pipe and a sealing plug for draining the bottom mud; the inner wall of the bottom mud collecting box 2 close to one side of the negative pressure pump 22 is provided with a second filter layer 2b for blocking the bottom mud from passing; the opening is arranged on the V-shaped inclined plane of the bottom mud collecting box 2; the top of the sediment collection box 2 is provided with a detachable sealing cover body 23.
Based on the above, sediment measurement personnel collect the sampling bed mud in the box 2 and carry out the sample detection operation through unscrewing upper cover shell 11 and opening the sealed lid 23 of dismantling at bed mud collection box 2 top to the bed mud, and overall structure sets up rationally, and it is convenient to use.
The helical blade 24 of the present embodiment further includes a contact portion of the helical blade 24 disposed in abutment with the feeding side of the inlet 21, a cross-sectional area of the abutment portion of the helical blade 24 is smaller than that of the inlet 21, and the abutment portion of the helical blade 24 extends into the inlet 21 and is flush with the inner side of the inlet 21; three helical blades 24 are equally distributed on the outer side of the shaft body 25 in an annular helical shape, and the middle part of each helical blade 24 is bent in a V-shaped protruding shape along the counterclockwise direction of the circumference of the shaft body 25; the helical blades 24 are arranged in correspondence with the length of the inlet 21; the helical blades 24 are arranged by soft strips of silica gel.
Based on the above, when the fluid flow rate that flow rate detection sensor 26a in the fluid passage detected is less than preset threshold value, start sample auxiliary servo motor 25a through control module 42, drive axis body 25 and helical blade 24 and rotate, carry out the supplementary sample operation, can avoid the jam of bed mud, be favorable to carrying out the operation of bed mud in fluid passage 26.
The main driving servo mechanism 3 is symmetrically arranged in the upper cavity 1a, is provided with a gear 31 for outputting power, and the gear 31 is connected with the power receiving end of the main propeller 123 through a linkage mechanism;
further, an auxiliary driving servo mechanism 1212 is installed in the upper chamber 1a, an output shaft of the auxiliary driving servo mechanism 1212 is connected to a coupling 1211, the coupling 1211 is connected to a power receiving end of the auxiliary thruster 121, four auxiliary thrusters 121 are arranged below the lower cover shell 12 in a rectangular symmetrical manner, and two main driving servo mechanisms 3 are arranged below the lower cover shell 12 in a symmetrical manner; the sediment sampling device is provided with a level gauge and an acceleration sensor for controlling the up-and-down movement level.
Referring to fig. 11, the present embodiment provides a method of an automatic control system for water conservancy and environmental improvement by combining the automatic control system for water conservancy and environmental improvement and a sediment sampling device, which includes the sediment sampling operation steps of the sediment sampling device, specifically as follows:
s1, testing equipment on shore, and testing whether the functional running states of an auxiliary propeller 121, an adsorption pipe opening 122, a main propeller 123, an illuminating lamp 124, a camera 125, a sonar instrument 126, positioning equipment 127 and a water quality detection sensor 6 in the sediment sampling device run normally;
s2, placing the equipment into a pre-sampling water area, after the test is finished, transporting the workers and the sediment sampling device to the pre-sampling water area through a carrier, and starting the sediment sampling device to be placed into the pre-sampling water area;
s3, sinking the equipment, controlling the sediment sampling device by a worker on the carrier through control equipment at a moving end, enabling the sediment sampling device to rapidly sink to the bottom of a pre-sampling water area through self gravity in combination with rotation corresponding to four auxiliary propellers 121, enabling an adsorption pipe opening 122 to contact the sediment at the bottom of the pre-sampling water area, adjusting the sediment sampling device in the pre-sampling water area in a front-back and left-right mode through an auxiliary main propeller 123 and a propeller, receiving bottom depth distance information by a sonar instrument 126, illuminating by an illuminating lamp 124, surveying by a camera 125, and watching the worker on the carrier in real time through the control equipment at the moving end through data transmission;
s4, the device samples bottom mud, the bottom mud sampling device controls and starts the electromagnetic valve 1221 and the negative pressure pump 22 through the control module 42, the electromagnetic valve 1221 is started to open the channel of the adsorption nozzle 122, the negative pressure pump 22 generates negative pressure in the bottom mud collection box 2 to make the bottom mud under the adsorption nozzle 122 enter the adsorption nozzle 122 and enter the bottom mud collection box 2 through the fluid channel and the opening, when the fluid flow rate detected by the flow rate detection sensor 26a in the fluid channel is lower than a preset threshold value, the control module 42 starts the sampling auxiliary servo motor 25a to drive the shaft body 25 and the helical blade 24 to rotate to perform auxiliary sampling operation, increase the flow rate of the bottom mud in the fluid channel, make the bottom mud in the fluid channel quickly enter the bottom mud collection box 2 through the opening, and obtain the sampled bottom mud after being filtered by the first filter layer 2a and the second filter layer 2b, the control module 42 controls the sampling auxiliary servo motor 25a, the electromagnetic valve 1221 and the negative pressure pump 22 to be closed;
s5, the recovery plant operation, the back is accomplished in sediment sampling device' S sample sediment work, controls four through control module 42 and assists propeller 121 to rotate, makes sediment sampling device keep the horizontally upward movement until surfacing, and the staff on the carrier retrieves, and sediment measurement personnel collect the sealed lid 23 of dismantling at box 2 top through unscrewing upper cover shell 11 and opening the sediment, collects the sample sediment in the box 2 and carries out the sample detection operation to the sediment.
Further, in this embodiment, after the sediment sampling device completes the sediment sampling operation steps from step S1 to step S4, the sediment sampling device stays in the pre-sampling water area, the water quality detection sensor 6 is opened through the control module 42, the water quality condition of the pre-sampling water area is statically monitored in real time in the pre-sampling water area, the sampling time is set according to the requirement of the staff, and the data obtained by sampling by the water quality detection sensor 6 is transmitted to the mobile terminal or the remote control terminal through the internet of things communication network.
The automatic control system is arranged in the sediment sampling device, so that the sediment sampling device can be controlled to operate underwater through the control equipment, can sink to the bottom of a predicted water area to perform sediment adsorption sampling operation and adjust, is simple in overall structure arrangement, is formed in a modularized mode, has good automation, intelligence and informatization effects in sediment sampling work, avoids the problems of complexity of manual sampling and inconvenience in use and limitation under the condition of complex water area environment, is small in environmental influence, and has a good internal lake sediment sampling effect;
in addition, the traditional piston type sampling mechanism is improved, a negative pressure adsorption mode is adopted, and the monitoring of the V-shaped protruding bent helical blade and the flow velocity detection sensor is combined, so that the flow velocity in the fluid channel can be automatically and intelligently monitored, the flow velocity of bottom mud in the fluid channel is increased, the bottom mud in the fluid channel can rapidly enter the bottom mud collection box through the opening, the blockage of the fluid channel is avoided, and the bottom mud adsorption and transportation effect is good;
in conclusion, the automatic control system arranged in the sediment sampling device is utilized, the operation of the sediment sampling device under water can be controlled through the control equipment, the sampling mechanism is improved, and the integral sampling operation effect is improved, so that the water conservancy and environment management automatic control system can be matched with the sediment sampling device for use, and the intelligent, automatic and informatization of people in complicated and different water areas is met, and accurate sediment sampling work is carried out.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The automatic control system for water conservancy and environmental improvement is characterized by comprising a sediment sampling device for water conservancy environmental improvement sampling, wherein an automatic control system is arranged in the sediment sampling device, and the sediment sampling device is connected with an Internet of things communication network through the automatic control system and is connected with a remote control terminal and a mobile terminal; the sediment sampling device comprises:
the device comprises a base platform (1), wherein an upper cavity (1 a) is arranged above the base platform (1), a display panel (5), an installation cavity (27) and a circuit control panel installation bin (4) are arranged in the upper cavity (1 a), a lower cavity (1 b) is arranged below the upper cavity, an upper cover shell (11) is hermetically installed on the upper cavity (1 a) of the base platform (1), a lower cover shell (12) is hermetically installed on the lower cavity (1 b) of the base platform (1), an auxiliary propeller (121), an adsorption pipe orifice (122), a main propeller (123), an illuminating lamp (124), a camera (125), a sonar instrument (126), positioning equipment (127) and a water quality detection sensor (6) are arranged below the lower cover shell (12), and an electromagnetic valve (1221) for opening and closing is arranged in the adsorption pipe orifice (122);
the bottom mud collecting box (2) is arranged in a mounting cavity (27), an inlet (21) is formed in one side of the bottom mud collecting box (2), a negative pressure pump (22) used for generating negative pressure in a cavity of the bottom mud collecting box (2) is installed on the other side of the bottom mud collecting box (2), a shaft body (25) is arranged outside one side, away from the bottom mud collecting box (2), of the inlet (21), the shaft body (25) is connected with a sampling auxiliary servo motor (25 a), a spiral blade (24) matched with the inlet (21) is installed on the outer wall of the shaft body (25), a fluid channel connected with and communicated with the inlet (21) is arranged in the upper cavity (1 a), a flow speed detecting sensor (26 a) is arranged in the fluid channel, and the flow speed detecting sensor (26 a) is connected with the sampling auxiliary servo motor (25 a);
the main driving servo mechanism (3) is symmetrically arranged in the upper cavity (1 a) and is provided with a gear (31) for outputting power, and the gear (31) is connected with a power receiving end of the main propeller (123) through a linkage mechanism;
install control circuit board and battery power module (43) that are used for controlling sediment sampling device in circuit control board installation storehouse (4), including treater (41) and control module (42), display panel (5), supplementary propeller (121), solenoid valve (1221), main propeller (123), light (124), camera (125), sonar instrument (126), positioning device (127), water quality testing sensor (6), negative pressure pump (22), supplementary servo motor of sample (25 a) and velocity of flow detection sensor (26 a) all connect control module (42) to be connected with treater (41) and battery power module (43) through control module (42).
2. The water conservancy and environmental remediation automation control system of claim 1, wherein,
the contact part of the helical blade (24) is in abutting arrangement with the feeding side of the inlet (21), the cross-sectional area of the abutting part of the helical blade (24) is smaller than that of the inlet (21), and the abutting part of the helical blade (24) extends into the inlet (21) and is flush with the inner side of the inlet (21);
the number of the helical blades (24) is three, the number of the helical blades is equal to that of the helical blades (24) on the outer side of the shaft body (25), and the middle of each helical blade (24) is bent in a V-shaped protruding shape along the anticlockwise direction of the circumference of the shaft body (25);
the helical blade (24) is arranged in accordance with the length of the inlet (21);
the helical blade (24) is arranged by adopting a silica gel soft strip.
3. The water conservancy and environmental remediation automation control system of claim 1, wherein,
the bottom sludge collecting box (2) is characterized in that the collecting part of the bottom sludge collecting box (2) is arranged in a V-shaped necking shape, a first filter layer (2 a) for draining the bottom sludge is arranged at the tail end of the V-shaped necking in the bottom sludge collecting box (2), and a drain pipe and a sealing plug body for draining the bottom sludge are arranged at the bottom of the bottom sludge collecting box (2);
a second filter layer (2 b) for blocking the bottom mud from passing through is arranged on the inner wall of the bottom mud collecting box (2) close to one side of the negative pressure pump (22);
the opening is formed on a V-shaped inclined surface of the bottom mud collecting box (2);
the top of the bottom sediment collection box (2) is provided with a detachable sealing cover body (23).
4. The water conservancy and environmental improvement automation control system according to claim 1, characterized in that an auxiliary driving servo mechanism (1212) is installed in the upper cavity (1 a), an output shaft of the auxiliary driving servo mechanism (1212) is connected with a coupling (1211), the coupling (1211) is connected with a power receiving end of the auxiliary propeller (121), four auxiliary propellers (121) are arranged below the lower cover shell (12) in a rectangular symmetrical manner, and two main driving servo mechanisms (3) are arranged below the lower cover shell (12) in a symmetrical manner; the sediment sampling device is provided with a level meter and an acceleration sensor which are used for controlling the up-and-down movement level.
5. A water conservancy and environmental governance automation control system according to claim 1, wherein a fixing plate (13) is provided in the upper cavity (1 a), the fixing plate (13) is mounted above the base (1) by bolts for fixing the limit display panel (5), the bottom mud collecting box (2) and the main drive servo mechanism (3);
install transparent window (111) and antenna (112) on upper cover shell (11), transparent window (111) and display panel (5) keep same axis setting, and transparent window (111) are used for observing display panel (5).
6. The water conservancy and environmental improvement automation control system according to claim 1, characterized in that the base platform (1), the upper cover shell (11) and the lower cover shell (12) are all cylindrical, the base platform (1) is respectively fastened and connected with the corresponding upper cover shell (11) and the lower cover shell (12) through corresponding threads, and sealing gaskets are arranged at the joints of the base platform (1) and the upper cover shell (11) and the lower cover shell (12).
7. The water conservancy and environmental improvement automation control system according to claim 5, characterized in that the fixing plate (13) is provided with a charging socket (14) for charging the storage battery power supply module (43).
8. The water conservancy and environmental improvement automation control system according to claim 1, wherein the processor (41) in the control circuit board is configured as a DSP chip or an FPGA chip, and an interface end of the processor (41) is provided with a serial communication circuit, an I/O communication unit, a relay control unit, an MOS drive unit, a display unit, and a crystal oscillator unit; the mobile terminal is set as a control device, and the control device comprises a control host, a remote control device and a mobile phone image interface control device which are connected with the sediment sampling device.
9. The method of an automated control system for water conservancy and environmental governance according to any one of claims 1 to 9, comprising the following steps of sediment sampling:
s1, testing equipment on shore, namely testing whether the functional running states of an auxiliary propeller (121), an adsorption pipe orifice (122), a main propeller (123), a lighting lamp (124), a camera (125), a sonar instrument (126), positioning equipment (127) and a water quality detection sensor (6) in the sediment sampling device run normally;
s2, placing the equipment into a pre-sampling water area, after the test is finished, transporting the workers and the sediment sampling device to the pre-sampling water area through a carrier, and starting the sediment sampling device to be placed into the pre-sampling water area;
s3, the equipment sinks, workers on the carrier control the sediment sampling device through the control equipment at the moving end, the sediment sampling device quickly sinks to the bottom of the pre-sampling water area through self gravity and rotation corresponding to four auxiliary propellers (121), an adsorption pipe orifice (122) is made to contact the sediment at the bottom of the pre-sampling water area, meanwhile, the sediment sampling device is adjusted front and back and left and right in the pre-sampling water area through the auxiliary main propellers (123) and the propellers, a sonar instrument (126) receives bottom depth distance information, an illuminating lamp (124) illuminates, a camera (125) surveys, and the workers on the carrier watch the sediment in real time through data transmission at the control equipment at the moving end;
s4, the device samples bottom mud to work, the bottom mud sampling device controls and starts an electromagnetic valve (1221) and a negative pressure pump (22) to work through a control module (42), the electromagnetic valve (1221) is started to open a channel of an adsorption pipe orifice (122), the negative pressure pump (22) generates negative pressure in a bottom mud collection box (2), so that bottom mud below the adsorption pipe orifice (122) enters the adsorption pipe orifice (122) and enters the bottom mud collection box (2) through a fluid channel and an opening, when the fluid flow rate detected by a flow rate detection sensor (26 a) in the fluid channel is lower than a preset threshold value, a sampling auxiliary servo motor (25 a) is started through the control module (42) to drive a shaft body (25) and a spiral blade (24) to rotate for auxiliary sampling operation, the flow rate of the bottom mud in the fluid channel is increased, and the bottom mud in the fluid channel rapidly enters the bottom mud collection box (2) through the opening, the sampling bottom mud is obtained after the filtering by the first filtering layer (2 a) and the second filtering layer (2 b), and the control module (42) controls the sampling auxiliary servo motor (25 a), the electromagnetic valve (1221) and the negative pressure pump (22) to be closed to work;
s5, the recovery plant operation, the back is accomplished in sediment sampling device' S sample sediment work, rotate through four auxiliary propeller (121) of control module (42) control, make sediment sampling device keep the horizontally upward movement until surfacing, the staff on the carrier retrieves, sediment measurement personnel through unscrewing upper cover shell (11) and opening the sealed lid (23) of dismantling at sediment collection box (2) top, collect the sampling sediment in box (2) to the sediment and carry out the sample test operation.
10. The method of claim 9, wherein after the bottom sediment sampling device completes the bottom sediment sampling steps from step S1 to step S4, the bottom sediment sampling device stays in the pre-sampling water area, the water quality detection sensor (6) is turned on through the control module (42), the water quality condition of the pre-sampling water area is statically monitored in real time when the bottom sediment sampling device stays in the pre-sampling water area, the sampling time is set according to the requirement of the operator, and data obtained by sampling of the water quality detection sensor (6) is transmitted to the mobile terminal or the remote control terminal through the internet of things communication network.
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Application publication date: 20220624 |