CN206440310U - New multiple spot water quality monitoring used for aquiculture and sensors clean attending device - Google Patents
New multiple spot water quality monitoring used for aquiculture and sensors clean attending device Download PDFInfo
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- CN206440310U CN206440310U CN201720109150.5U CN201720109150U CN206440310U CN 206440310 U CN206440310 U CN 206440310U CN 201720109150 U CN201720109150 U CN 201720109150U CN 206440310 U CN206440310 U CN 206440310U
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- water quality
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Abstract
The utility model is related to a kind of new multiple spot water quality monitoring used for aquiculture and sensors clean attending device, is characterized in：Including monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems and electric control gear, multiple monitoring tanks are provided with monitoring tank system, provided with a clear water tank in clear water tank system, clear water tank is open tank with monitoring tank, clear water tank links together with multiple monitoring tanks respectively, three axle mobile systems are arranged on the top of monitoring tank and clear water tank, and water quality monitoring sensor is arranged on the bottom of three axle mobile systems；Electric control gear is connected with monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems.The utility model realizes the water quality monitoring function and the automatic cleaning function of sensor to multiple monitoring points, extends the life-span of sensor, reduces the quantity of sensor, reduce monitoring cost, improves sensor test precision and reliability.
Description
Technical field
The utility model belongs to aquaculture sensor technical field, especially a kind of new multiple spot water quality used for aquiculture
Monitoring and sensors clean attending device.
Background technology
Due to containing multiple-microorganism, impurity and foreign matter in aquaculture system, and realize monitoring water quality on line function
Under water, after work after a while, sensor probe easily adheres to debris and is difficult to clean sensor long period of soaking
And calibration, cause sensor probe sensitivity to decline, directly affect the accuracy of gathered data.At present, it is logical to underwater sensor
Frequently with stationary nozzle cleaning program, the problem of it is present is：Need the power of water pump larger using shower nozzle cleaning, meanwhile, only
It is not good to the microorganism attachment cleaning effect of sampling water tank and sensor surface using jet cleaning solution.In addition, existing water
Quality supervision examining system is usually required to set one group of sensor cluster in each monitoring tank, and because sensor is expensive, it is supervised
Survey cost higher.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and there is provided the new multiple spot water quality used for aquiculture of one kind
Monitoring and sensors clean attending device, solve the problem of aquaculture sensor is difficult to cleaning and higher monitoring cost.
The utility model solves its technical problem and takes following technical scheme to realize：
A kind of new multiple spot water quality monitoring used for aquiculture and sensors clean attending device, including monitoring tank system,
Clear water tank system, water quality monitoring sensor, three axle mobile systems and electric control gear, multiple prisons are provided with monitoring tank system
Tank is surveyed, provided with a clear water tank in clear water tank system, clear water tank and monitoring tank are open tank, clear water water
Groove links together with multiple monitoring tanks respectively, and three axle mobile systems are arranged on the top of monitoring tank and clear water tank, water
Quality supervision surveys sensor and is arranged on the bottom of three axle mobile systems and is moved to three axle mobile systems in clear water tank or monitoring tank
It is interior；The electric control gear is connected with monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems
Realize the control function that multiple spot water quality monitoring used for aquiculture is safeguarded with sensors clean.
Further, the three axles mobile system includes horizontal X Y travel mechanisms and vertical shift mechanism and installed in monitoring
The top of tank and clear water tank, is separately installed with X-axis stepper drive electricity in horizontal X Y travel mechanisms and vertical shift mechanism
Machine, Y-axis stepper drive motors and Z axis stepper drive motors, two X-axis limit switches, two Y-axis limit switches, two Z axis limits
Bit switch, above-mentioned stepper drive motors, limit switch are connected with electric control gear.
Further, the monitoring tank system includes monitoring tank, water inlet solenoid valve, discharge outlet magnetic valve, liquid level
Sensor and supersonic generator, water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, ultrasonic wave
Generator is arranged on cleaning function of the exterior bottom realization to tank of clear water tank, is provided with the inside bottom of monitoring tank
Liquid level sensor is used to monitor the water level in tank；Above-mentioned liquid level sensor, water inlet solenoid valve, discharge outlet magnetic valve, ultrasound
Wave producer is connected with electric control gear.
Further, the clear water tank system include clear water tank, fresh watertank, it is ultraviolet except algae lamp, water inlet electricity
Magnet valve, discharge outlet magnetic valve, liquid level sensor, calibration sensor, two clear water circulating pumps, two clear water filters and ultrasonic wave
Generator, the water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, the fresh watertank two
Side connects water inlet solenoid valve and water outlet solenoid valve by clear water circulating pump and clear water filter；It is described it is ultraviolet except algae lamp with
Fresh watertank, which is installed together, to be realized to fresh watertank except algae function；The supersonic generator is arranged on clear water tank
Bottom outside realizes the ultrasonic clean function to tank；The calibration sensor is arranged in clear water tank and realized to water quality monitoring
Pick up calibration function；The bottom that liquid level sensor is arranged in clear water tank is used to monitor the water level in tank；Above-mentioned water inlet
Mouth magnetic valve, liquid level sensor, calibration sensor, discharge outlet magnetic valve, clear water circulating pump, ultraviolet algae removal device, clear water circulating pump
It is connected with supersonic generator with electric control gear.
Further, the electric control gear includes controller, control panel, touch-screen and power supply circuit；The control
Device processed and control panel, touch-screen, monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile system phases
Connection, power-supplying circuit is controller, control panel, touch-screen, monitoring tank system, clear water tank system, water quality monitoring
Sensor, three axle mobile systems are powered.
Further, the controller is PLC or single-chip microcomputer.
Further, the controller by I/O interface modules, RS485 modules or RS232 modules and control panel, touch
Screen, monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems are touched to be connected.
Further, the control panel is switched provided with starting switch, halt switch, hand-operated forced cleaning, followed automatically
Ring switch, hand-operated forced monitoring knob and parameter reset switch.
Further, the water quality monitoring sensor includes cooling-water temperature sensor, dissolved oxygen sensor, ammonia nitrogen sensor, PH
Sensor and salinity sensor；The calibration sensor includes cooling-water temperature sensor, dissolved oxygen sensor, ammonia nitrogen sensor, PH and passed
Sensor and salinity sensor.
Advantage of the present utility model and good effect are：
1st, the utility model is switched water quality monitoring sensor by three axle mobile systems between monitoring tank, realization pair
The water quality monitoring function of multiple monitoring points, reduces the quantity of sensor, reduces monitoring cost.
2nd, the utility model is realized to water quality monitoring sensor using the calibration sensor being immersed in all the time in clear water tank
Performance evaluating and calibration, improve the reliability of whole monitoring system.
3rd, the utility model is immersed in clear water water when water quality monitoring sensor is not monitored by three axle mobile systems
In groove, the automatic cleaning function of sensor is realized, life-span and the precision of sensor is extended.
4th, the utility model can successively be cleaned to monitoring tank, reduce the power of the ultrasonic power for cleaning,
Reduce energy consumption.
5th, it is of the present utility model monitoring tank be connected all the time by water inlet with water sample water supplying unit, it is ensured that water sample it is steady
It is qualitative.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is monitoring tank system connection diagram of the present utility model；
Fig. 3 is clear water tank system connection diagram of the present utility model；
Fig. 4 is electric control gear circuit block diagram of the present utility model；
Fig. 5 is the touch-screen man-machine interaction schematic diagram of electric control gear.
Embodiment
The utility model embodiment is further described below in conjunction with accompanying drawing：
A kind of new multiple spot water quality monitoring used for aquiculture and sensors clean attending device, including monitoring tank system,
Clear water tank system, water quality monitoring sensor, three axle mobile systems and electric control gear.Multiple prisons are provided with monitoring tank system
Tank is surveyed, provided with a clear water tank in clear water tank system, as shown in figure 1, clear water tank and monitoring tank are opening
Tank, clear water tank links together with multiple monitoring tanks respectively, and the quantity of monitoring tank is 1 to 5.Three axle mobile systems
Installed in monitoring tank and clear water tank top, the water quality monitoring sensor be arranged on three axle mobile systems bottom and with
Three axle mobile systems are moved in clear water tank or monitored in tank.The electric control gear and monitoring tank system, clear water tank system
System, water quality monitoring sensor, three axle mobile systems, which are connected, realizes that multiple spot water quality monitoring used for aquiculture and sensors clean are safeguarded
Control function.
The three axles mobile system includes horizontal X Y travel mechanisms and vertical shift mechanism and installed in monitoring tank and clearly
The top of water tank, travel mechanism can both be realized using screw-nut body, can also be realized using linear stepping motor, or
Other forms.Three axle mobile systems are connected with electric control gear, and electric control gear controlled level XY travel mechanisms are moved to correspondence
Moved up and down above tank and by vertical shift mechanism the water quality monitoring sensor caused installed in three axle mobile system bottoms
Removed into monitoring tank/clear water tank or from monitoring tank/clear water tank, realize monitoring water quality on line function or cleaning
Maintenance function.Meanwhile, when water quality monitoring sensor is put into and soaked in clear water tank, the driving of electric control gear controlled level XY mechanisms
Sensor cluster is moved back and forth at a high speed, and that realizes sensor washes away cleaning function.
As shown in Fig. 2 monitoring tank system includes monitoring tank, water inlet solenoid valve, discharge outlet magnetic valve, level sensing
Device and supersonic generator, water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, and ultrasonic wave occurs
Device is arranged on cleaning function of the exterior bottom realization to tank of clear water tank, and liquid level is provided with the inside bottom of monitoring tank
Sensor is used to monitor the water level in tank.Above-mentioned liquid level sensor, water inlet solenoid valve, discharge outlet magnetic valve, ultrasonic wave hair
Raw device is connected with electric control gear, realizes water quality monitoring function.In monitoring tank, when water sample flow velocity is unsatisfactory for requiring, electricity
Control the water velocity in the driving sensor cluster relative motion of device controllable levels XY travel mechanisms, compensation monitoring tank.
As shown in figure 3, clear water tank system include clear water tank, fresh watertank, it is ultraviolet remove algae lamp, water inlet electromagnetism
Valve, discharge outlet magnetic valve, liquid level sensor, calibration sensor, two clear water circulating pumps, two clear water filters and ultrasonic wave hair
Raw device, the water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, the fresh watertank both sides
Water inlet solenoid valve and water outlet solenoid valve are connected by clear water circulating pump and clear water filter, clear water filter is using filtering
Precision is 0.001~0.02 μm of ultrapure filtration system, it is ensured that the purity for the clean water system of immersion.It is described ultraviolet except algae lamp
It is installed together and is realized to fresh watertank except algae function with fresh watertank；The supersonic generator is arranged on clear water water
The ultrasonic clean function to tank is realized on the outside of trench bottom；The calibration sensor is arranged in clear water tank, works as water quality monitoring
When sensor is immersed in clear water, electric control gear judges prison by comparing the numerical value of water quality monitoring sensor and calibration sensor
Survey the working condition of sensor.The bottom that liquid level sensor is arranged in clear water tank is used to monitor the water level in tank.It is above-mentioned
Water inlet solenoid valve, liquid level sensor, calibration sensor, discharge outlet magnetic valve, clear water circulating pump, ultraviolet algae removal device, clear water are followed
Ring pump and supersonic generator are connected with electric control gear, realize the cleaning function of water quality sensor.
As shown in figure 4, the electric control gear includes controller, control panel, touch-screen and power supply circuit.This implementation
The electric control gear of example realizes control function using PLC, in practical application, can also be controlled using single-chip microcomputer.
Power-supplying circuit is PLC, control panel, touch-screen, water quality monitoring sensor, calibration sensor, monitoring tank system
System, clear water tank system, water quality monitoring sensor are powered.Described PLC is passed by I/O interface modules and water quality monitoring
Sensor, which is connected, gathers the information of each water quality sensor.The PLC passes through I/O interface modules and monitoring tank system
Magnetic valve, supersonic generator, liquid level sensor are connected, and realize the control function to each monitoring tank.The PLC
Pass through the magnetic valve of I/O interface modules and clear water tank system, clear water circulating pump, supersonic generator, liquid level sensor, calibration
Sensor is connected, and realizes the control function to clear water tank system.The PLC passes through I/O interface modules and three axle mobile systems
Stepper motor driver, travel switch be connected, realize the motion control function of three axle mobile systems；The PLC passes through I/O interfaces
Module is connected with control panel and realizes the control function to device by the switch on control panel or knob.The PLC leads to
Cross point-to-point mode with touch-screen to be connected, realize that running parameter is set and work state display function, touch-screen can be used
Mcgs touch-screens.The various pieces to electric control gear are illustrated respectively below：
Water quality monitoring sensor includes cooling-water temperature sensor, dissolved oxygen sensor, ammonia nitrogen sensor, PH sensors, and salinity is passed
Sensor etc.；The sensor can be integrated using analog form, it would however also be possible to employ digital form is integrated.When analog form is integrated,
Each sensor adjustment is connected to PLC simulation I/O using transmitter by it into the current signal of 0-10V voltage signals or 4-20mA
On the input port of interface module；When digital form is integrated, after it handles the output signal of each sensor using transmitter, lead to
RS485 interfaces are crossed, PLC communication interface is connected to using standard modbus agreements or other communications protocol, realize that sensor is believed
Number collect function.
Calibration sensor includes cooling-water temperature sensor, ammonia nitrogen sensor, dissolved oxygen sensor, pH value sensor, salinity sensing
Device, the sensor can be integrated using analog form, it would however also be possible to employ digital form is integrated.When analog form is integrated, it makes
Each sensor adjustment is connected to PLC simulation I/O interfaces with transmitter into the current signal of 0-10V voltage signals or 4-20mA
On the input port of module；When digital form is integrated, after it handles the output signal of each sensor using transmitter, pass through
RS485 interfaces, PLC communication interface is connected to using standard modbus agreements or other communications protocol, sensor signal is realized
Collect function.Calibration sensor is immersed in clear water all the time, when water quality monitoring sensor is immersed in clear water, and controller leads to
Cross the numerical value for comparing sampling sensor and calibration sensor, it can be determined that the working condition of calibration sampling sensor.
Three axle mobile systems be provided with X-axis stepper drive motors, Y-axis stepper drive motors and with Z axis stepper drive motors,
Two X-axis limit switches, two Y-axis limit switches, two Z axis limit switches, above-mentioned stepper drive motors, limit switch connection
To the I/O interface modules by PLC.The XY axles of three axle mobile systems control to walk by TB6560 driving stepper motors plate
Stepper motor is rotated, and realizes being accurately positioned for X/Y plane, and Z axis is to control stepper motor to realize by TB6560 driving stepper motors plate
Z axis is moved up and down.Three axle mobile systems are controlled to drive integrated sensor assemblies to realize sensor cluster in different tanks by PLC
Between switching, so as to finally realize the switching of sensor data acquisition and cleaning state, three are realized by limit switch
The reset of axle mobile system and defencive function.
The liquid level sensor in tank system, water inlet solenoid valve, discharge outlet magnetic valve, supersonic generator is monitored to lead to
Cross I/O interface modules with PLC to be connected, realize the monitoring function of water quality.Liquid level sensor in clear water tank system, enter
Mouth of a river magnetic valve, calibration sensor, discharge outlet magnetic valve, clear water circulating pump, ultraviolet algae removal device, clear water circulating pump and ultrasonic wave hair
Raw device is connected by I/O interface modules with PLC, realizes the cleaning function of water quality sensor.
Control panel is connected with PLC, on the control panel provided with starting switch, halt switch, hand-operated forced
Cleaning switch, automatic cycle switch, hand-operated forced monitoring knob and parameter reset switch, can be with easy and effective by control panel
The work of ground control device, above-mentioned switch or knob are connected to the input port of PLC I/O interface modules.
Touch-screen is connected with PLC using point-to-point communication, realizes human-computer interaction function.As shown in figure 5, touching
Parameter setting can be carried out on screen by touching, and such as configuration monitoring tank quantity, automatic cycle acquisition time interval, monitoring tank are once adopted
Sample duration, monitoring sensor tank speed of related movement, automatic monitoring tank ultrasonic wave scavenging period interval, hand-operated forced ultrasound
Ripple cleaning monitoring tank, hand-operated forced clear water cleaning sensor, clear water cleaning sensor movement velocity, water quality monitoring warning level
Value, and each tank present sample time, tank state (including the cleaning of water level, magnetic valve, ultrasonic wave) can be shown, water quality monitoring is passed
Sensor Monitoring Data, calibration sensor Monitoring Data.Touch screen design has alert interface, is sended over when PLC receives sensor
Monitoring Data exceed setting water quality monitoring alarm threshold value when, touch-screen picture automatically switches to alert interface, passes through simultaneously
RS485 communication interfaces send warning message to remote monitoring main frame, it is desirable to which staff takes steps to the parameter of reduction alarm.
Power-supplying circuit is connected and composed by system switching power supply, power-supply filter, accessory power supply, is to include sampling sensing
Device, calibration sensor, magnetic valve, driving stepper motor, ultraviolet algae removal device, ultrasonic cleaning system supersonic generator, ozone
Whole system including generator, clarified water pump is powered.
The present apparatus reserves RS485 communication interfaces for the ease of remote control and regulation in PLC, can pass through a control
Machine processed realizes the remote control and regulation function to the system.
The present apparatus is in order to ensure safety, and PLC is also associated with status indicator lamp, alarm lamp and alarm, passes through state
Indicator lamp display working condition is shown, sound and light of alarm is provided by alarm and alarm lamp.
It is emphasized that embodiment described in the utility model is illustrative, rather than it is limited, therefore this reality
It is every new according to this practicality by those skilled in the art with the new embodiment including being not limited to described in embodiment
The other embodiment that the technical scheme of type is drawn, also belongs to the scope of the utility model protection.
Claims (9)
1. a kind of new multiple spot water quality monitoring used for aquiculture and sensors clean attending device, it is characterised in that：Including monitoring
Tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems and electric control gear, in monitoring tank system
Provided with multiple monitoring tanks, provided with a clear water tank in clear water tank system, clear water tank and monitoring tank are opening
Tank, clear water tank links together with multiple monitoring tanks respectively, and three axle mobile systems are arranged on monitoring tank and clear water water
The top of groove, water quality monitoring sensor is arranged on the bottom of three axle mobile systems and moved to three axle mobile systems in clear water tank
Or in monitoring tank；The electric control gear is moved with monitoring tank system, clear water tank system, water quality monitoring sensor, three axles
System, which is connected, realizes the control function of multiple spot water quality monitoring used for aquiculture and sensors clean maintenance.
2. new multiple spot water quality monitoring used for aquiculture according to claim 1 and sensors clean attending device, it is special
Levy and be：The three axles mobile system includes horizontal X Y travel mechanisms and vertical shift mechanism and installed in monitoring tank and clear water
The top of tank, is separately installed with X-axis stepper drive motors, Y-axis stepping in horizontal X Y travel mechanisms and vertical shift mechanism
Motor and Z axis stepper drive motors, two X-axis limit switches, two Y-axis limit switches, two Z axis limit switches, on
Stepper drive motors, limit switch are stated with electric control gear to be connected.
3. new multiple spot water quality monitoring used for aquiculture according to claim 1 and sensors clean attending device, it is special
Levy and be：The monitoring tank system includes monitoring tank, water inlet solenoid valve, discharge outlet magnetic valve, liquid level sensor and surpassed
Sonic generator, water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, and supersonic generator is installed
The cleaning function to tank is realized in the exterior bottom of clear water tank, liquid level sensor is installed in the inside bottom of monitoring tank
For monitoring the water level in tank；Above-mentioned liquid level sensor, water inlet solenoid valve, discharge outlet magnetic valve, supersonic generator with
Electric control gear is connected.
4. new multiple spot water quality monitoring used for aquiculture according to claim 1 and sensors clean attending device, it is special
Levy and be：The clear water tank system include clear water tank, fresh watertank, it is ultraviolet remove algae lamp, water inlet solenoid valve, discharge outlet
Magnetic valve, liquid level sensor, calibration sensor, two clear water circulating pumps, two clear water filters and supersonic generator, it is described
Water inlet solenoid valve, discharge outlet magnetic valve are separately mounted to the both sides of clear water tank, and the fresh watertank both sides are by clear
Water-circulating pump and clear water filter connection water inlet solenoid valve and water outlet solenoid valve；It is described ultraviolet except algae lamp and fresh watertank
It is installed together and realizes to fresh watertank except algae function；The supersonic generator is arranged on real on the outside of clear water bottom of gullet
Now to the ultrasonic clean function of tank；The calibration sensor is arranged in clear water tank and realized to water quality monitoring pick up calibration
Function；The bottom that liquid level sensor is arranged in clear water tank is used to monitor the water level in tank；Above-mentioned water inlet solenoid valve, liquid
Level sensor, calibration sensor, discharge outlet magnetic valve, clear water circulating pump, ultraviolet algae removal device, clear water circulating pump and ultrasonic wave occur
Device is connected with electric control gear.
5. the new multiple spot water quality monitoring used for aquiculture according to any one of Claims 1-4 is safeguarded with sensors clean
Device, it is characterised in that：The electric control gear includes controller, control panel, touch-screen and power supply circuit；The control
Device is connected with control panel, touch-screen, monitoring tank system, clear water tank system, water quality monitoring sensor, three axle mobile systems
Connect, power-supplying circuit is controller, control panel, touch-screen, monitoring tank system, clear water tank system, water quality monitoring biography
Sensor, three axle mobile systems are powered.
6. new multiple spot water quality monitoring used for aquiculture according to claim 5 and sensors clean attending device, it is special
Levy and be：The controller is PLC or single-chip microcomputer.
7. new multiple spot water quality monitoring used for aquiculture according to claim 5 and sensors clean attending device, it is special
Levy and be：The controller passes through I/O interface modules, RS485 modules or RS232 modules and control panel, touch-screen, monitoring water
Tank systems, clear water tank system, water quality monitoring sensor, three axle mobile systems are connected.
8. new multiple spot water quality monitoring used for aquiculture according to claim 5 and sensors clean attending device, it is special
Levy and be：The control panel is switched, manually provided with starting switch, halt switch, hand-operated forced cleaning switch, automatic cycle
Force monitoring knob and parameter reset switch.
9. new multiple spot water quality monitoring used for aquiculture according to claim 4 and sensors clean attending device, it is special
Levy and be：The water quality monitoring sensor includes cooling-water temperature sensor, dissolved oxygen sensor, ammonia nitrogen sensor, PH sensors and salt
Spend sensor；The calibration sensor includes cooling-water temperature sensor, dissolved oxygen sensor, ammonia nitrogen sensor, PH sensors and salinity
Sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720109150.5U CN206440310U (en) | 2017-02-06 | 2017-02-06 | New multiple spot water quality monitoring used for aquiculture and sensors clean attending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720109150.5U CN206440310U (en) | 2017-02-06 | 2017-02-06 | New multiple spot water quality monitoring used for aquiculture and sensors clean attending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206440310U true CN206440310U (en) | 2017-08-25 |
Family
ID=59633949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720109150.5U Expired - Fee Related CN206440310U (en) | 2017-02-06 | 2017-02-06 | New multiple spot water quality monitoring used for aquiculture and sensors clean attending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206440310U (en) |
-
2017
- 2017-02-06 CN CN201720109150.5U patent/CN206440310U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20200206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |