CN204856108U - Automatic monitoring device of culture in net cage quality of water - Google Patents

Abstract

The utility model provides an automatic water quality monitoring device for cage culture, which includes a detector in the cage and an external wireless terminal, wherein the detector in the cage includes a water quality parameter detector, a central controller, a filter, and a GPRS transmitter. The water quality parameter detector includes a group of sensors for temperature, salinity, water velocity, light intensity, pH value, and dissolved oxygen. The external wireless terminal includes a GPRS receiver, and receives the water quality parameters through the GPRS receiver. And external wireless terminals rely on the GPRS network platform to realize remote wireless data collection and transmission, without manual on-duty, and can be placed on the production site for a long time for real-time monitoring of various water quality parameters. Its structure is reasonable and reliable.

Description

An automatic water quality monitoring device for cage culture

technical field

The utility model relates to the field of monitoring the cage culture environment, in particular to an automatic water quality monitoring device for cage culture.

Background technique

At present, the proportion of aquatic products in the food field is increasing, and the quality of aquatic products is gradually improving. Usually, cages are used for aquatic product farming. It is closely related to the breeding environment in the cage culture. The residual bait in the cage culture will rot in the water body, which will cause the deterioration of the water quality. The harmful substances such as chemical oxygen consumption, liquid ammonia, nitrite nitrogen and hydrogen sulfide in the water quality often exceed the standard. At the same time, the water quality Dissolved oxygen decreases, and in severe cases it will lead to mass death of fish. Therefore, it is necessary to detect seawater temperature, salinity, water flow velocity, light intensity, pH value, dissolved oxygen, etc. in the cage culture process. At present, there are simple glass thermometers, digital temperature measuring instruments using sensors, water flow Ultrasonic current meter is used for speed measurement, salinity measurement is usually obtained by taking seawater with a sampler to a measuring ship above the sea surface, and then filtered, and pH value measurement has a hand-held pH meter, etc., but these Measuring instruments can only provide measurement results at the moment of use, and cannot be placed on the production site for online monitoring at any time. Moreover, the monitoring of the traditional breeding environment uses manual detection methods. Errors often occur during work, and the workload is heavy, so real-time detection cannot be performed. , Delay the best time to control the pollution of fish farming water, causing losses and increasing the cost of farming.

Contents of the invention

In order to solve at least one defect or deficiency in the prior art, the utility model proposes an automatic water quality monitoring device for cage culture. Long-distance transmission within the coverage range can be placed on the production site for a long time for real-time monitoring of various water quality parameters. Its structure is reasonable and reliable, and it does not require manual on-duty. It liberates manpower to the greatest extent and makes cage farming automatic and intelligent. , to maximize the breeding efficiency.

The purpose of this utility model is achieved by the following technical solutions:

An automatic water quality monitoring device for cage culture, including a box body, a detector in the cage and an external wireless terminal, wherein the detector in the cage includes an installation frame, a water quality parameter detector, a central controller, a filter, a solar power supply, and a GPRS Transmitter, wherein the water quality parameter detector is suspended at a certain depth below the water level, its output end is connected to the signal input end of the central controller through a data bus and a control bus, and the signal output end of the central controller is connected through The GPRS transmitter is connected with the external wireless terminal, the external wireless terminal includes a GPRS receiver, and the water quality parameters sent by the GPRS transmitter are received by the GPRS receiver.

Further, the water quality parameter detector includes six sensors of temperature, salinity, water flow velocity, light intensity, pH value, and dissolved oxygen, and the central controller collects and converts signals of the water quality parameters of the water quality parameter detector , computing, correcting, and sending the resulting signal to the GPRS transmitter at regular intervals.

Further, the installation frame in the detector in the net cage is composed of two columns of the net cage, the main floating pipe of the net cage, the handrail of the net cage and a support, and the support is a tapered structure, and one side of the taper is installed on the net. On the main floating pipe of the box and the handrail of the net cage, the other side forms an angle of 45° with the horizontal plane. Inside the box.

Further, the solar power supply is composed of a polysilicon solar panel, a power supply charging controller, and a maintenance-free sealed lead-acid battery assembly. The solar panel is installed on the upper cover of the box and forms an angle of 45° with the horizontal plane.

Further, the external wireless terminal is also equipped with an alarm, a statistical analyzer, and a display screen, which can perform mathematical statistics according to date, time or value, and save the monitoring results to provide data query.

Further, an aerator and a feeder are also provided in the automatic water quality monitoring device, the aerator and the feeder are connected to the central controller through a control bus and a data bus, and a valve controller is provided on the central controller to open And turn off the feeder and aerator.

Compared with the prior art, the utility model has the following beneficial effects: the utility model provides an automatic water quality monitoring device for cage culture, which is divided into two parts: a detector inside the cage and an external wireless terminal. The use of solar panels does not require an external power supply, and wireless communication is used between the detector in the cage and the external wireless terminal, so there is no need for manual on-duty, and it can be placed on the production site for a long time for real-time monitoring of various water quality parameters. Its structure is reasonable and reliable. . In addition, the utility model detects multiple real-time data of water quality parameters at the same time, which is convenient for timely understanding of the current situation and changing trend of the sea cage culture environment, guides the scientific management of the cage culture and implements optimized and reasonable production, and can effectively increase production and save water. Reduce labor and production costs, increase economic benefits, and detect the deterioration of the environment where the cages are located early, and take corresponding and effective measures to avoid them, thereby avoiding major losses.

Description of drawings

Fig. 1 is a schematic structural diagram of an automatic water quality monitoring system for cage culture according to the present invention.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings, but the embodiments of the utility model are not limited thereto.

Referring to Fig. 1, it is an embodiment of the automatic water quality monitoring device for cage culture of the present invention, which is mainly composed of a detector 1 in the cage and an external wireless terminal 2. The main function of the detector 1 in the cage is to detect the water quality parameters of the cage culture environment in real time, convert the detected signal into a digital signal that can be recognized by the wireless terminal, and send these signals according to a certain mode. The main function of the external wireless terminal 2 is to receive the signals sent by the detector 1 in the cage, classify and count these signals, display the monitoring results in the form of tables or curves, store the monitoring results in the wireless terminal software and provide data query . Wireless communication is implemented between the detector 1 in the cage and the external wireless terminal 2 .

The detector in the net cage includes an installation frame, a water quality parameter detector, a central controller, a filter, a GPRS transmitter, and a solar power supply, wherein the output end of the water quality parameter detector is connected to the signal input end of the central controller through a data bus and a control bus Connection, the signal output terminal of the central controller is connected with the external wireless terminal through the GPRS transmitter.

The water quality parameter detector includes six sensors of temperature, salinity, water flow velocity, light intensity, pH value, and dissolved oxygen, which are used to detect seawater temperature, salinity, water flow velocity, light intensity, PH value, and dissolved oxygen coefficient in the cage. Among them, the PH value sensor is based on the pH of the seawater, and appropriate drugs are added to adjust the pH of the seawater. The water quality parameter detector is suspended at a certain depth below the water level, and its output is connected to the central controller through a cable. The central controller controls the data of the water quality parameter detector. Carry out signal acquisition, conversion, calculation, correction, and send the resulting signal to the GPRS transmitter at regular intervals.

The filter is used to filter large solid particle impurities and suspended impurities of aquatic plants in the cage.

The external wireless terminal includes a GPRS receiver, and receives water quality parameters through the GPRS receiver, and performs mathematical statistics according to date, time or value, and saves the monitoring results and provides data query. The external wireless terminal is also equipped with an alarm, statistics The analyzer, display screen, and alarm are used to realize the alarm function, the statistical analyzer realizes the analysis function, and the display screen is used to complete the output function.

The installation frame of the detector in the cage is composed of two columns of the cage, the main floating pipe of the cage, the handrail of the cage and the bracket. The bracket is a tapered structure, and the tapered side is installed on the main floating pipe and the cage On the handrail, the other side forms an angle of 45° with the horizontal plane, and the central controller, GPRS transmitter, and solar power supply components in the detector in the cage are installed in the box on a support.

The solar power supply is composed of polysilicon solar panels, power charge controllers, and maintenance-free sealed lead-acid battery components. The solar panels are installed on the upper cover of the box and form an angle of 45° with the horizontal plane.

The water quality automatic monitoring device is also equipped with an aerator and a feeder, the aerator and the feeder are connected to the central controller through a control bus and a data bus, and a valve controller is set on the central controller to open and close the feeder and oxygenator.

During use, the detector 1 in the net cage is placed on the net cage culture site, and the solar panel is installed on the loam cake of the casing, so that the solar panel also becomes 45° with the horizontal plane to keep the best irradiation. Components such as central controller, GPRS transmitter, power charging controller in solar power supply and maintenance-free sealed lead-acid battery are all installed in the box, and the detector in the cage is suspended at a certain depth below the water level of the cage farming site. The working power of all electrical devices in the detector 1 in the net cage is powered by solar power. When the light is sufficient, the solar panel converts light energy into electrical energy, supplies each electrical device, and charges the battery through the power charging controller. , when the light is insufficient, only the external power supply is provided by the battery. The power supply charge controller is used to control the charging process, prevent overcharging and overdischarging, and protect the load end from overcurrent and short circuit. Various information of the cage culture site is transmitted to the central controller through the water quality parameter detector at all times, and the type of the signal converter in the central controller is configured according to the output signal type of each sensor in the water quality parameter detector, for example: The temperature sensor uses a platinum thermal resistance, and the signal converter is a combination of a bridge, an amplifier, and an A/D converter. The output of the central controller is the digital signal of various parameters of the cage farming site, and these signals are sent to the wireless terminal through the GPRS network.

Referring to Fig. 1, the external wireless terminal 2 receives the serial data through the GPRS receiver, completes the control of the whole system and the output and storage of the monitoring results, including: the data of each external factor received by the GPRS receiver according to a certain sampling mode Sampling, perform numerical statistics (by date, by time, by value, etc.), display or print the monitoring results in the form of a table or curve, save the monitoring results in the computer and provide data query (by date, by parameters, etc.).

In summary, the utility model net cage culture water quality automatic monitoring device is composed of a detector 1 in the cage and an external terminal 2. Communication, complete online monitoring of cage culture parameters under the action of external terminal software.

The embodiments of the utility model described above do not constitute a limitation to the protection scope of the utility model. Any modifications, equivalent replacements and improvements made within the spirit and principle of the utility model shall be included in the protection scope of the claims of the utility model.

Claims (6)

1. a cage culture water quality automatic monitoring device, comprise casing, it is characterized in that: also comprise net cage internal detector and external wireless terminal, described net cage internal detector comprises installation frame, water quality parameter detector, central controller, filtrator, sun-generated electric power, GPRS transmitter, wherein said water quality parameter detector is suspended to certain depth under net cage inner horizontal, the output terminal of described water quality parameter detector is connected with described central controller with control bus by data bus, described central controller is connected with described external wireless terminal by GPRS transmitter, described external wireless terminal comprises GPRS receiver, described external wireless terminal receives the water quality parameter of described GPRS transmitter transmission by described GPRS receiver.

2. a kind of cage culture water quality automatic monitoring device according to claim 1, it is characterized in that: described water quality parameter detector comprises temperature, salinity, water velocity, intensity of illumination, pH value, dissolved oxygen DO six sensors, the water quality parameter of described central controller to described water quality parameter detector carries out signals collecting, conversion, computing, correction, and sends consequential signal timing to described GPRS transmitter.

3. a kind of cage culture water quality automatic monitoring device according to claim 1, it is characterized in that: the installation frame in described net cage internal detector is made up of two root posts of net cage, the main float tube of net cage, net cage handrail and support, described support is pyramidal structure, the one side of taper is arranged on the main float tube of described net cage and net cage handrail, another side and surface level angle at 45 °, described casing is arranged in described support, and the central controller in described net cage internal detector, GPRS transmitter, sun-generated electric power are arranged in described casing.

4. a kind of cage culture water quality automatic monitoring device according to claim 3, it is characterized in that: described sun-generated electric power comprises polysilicon solar cell plate, power source charges controller, non-maintaining sealed lead acid storage battery assembly, described solar panel be arranged on described casing on cover, and angle at 45 ° with surface level.

5. a kind of cage culture water quality automatic monitoring device according to claim 1, it is characterized in that: described external wireless terminal is also provided with alarm, statistical analyzer, display screen, by date, time or numerical value carry out mathematical statistics, and preserve monitoring result to provide data query.

6. a kind of cage culture water quality automatic monitoring device according to claim 1, it is characterized in that: in described net cage internal detector, be also provided with aerator and batch charger, aerator is connected with central controller with data bus by control bus with batch charger, central controller is provided with valve positioner and opens and closes batch charger and aerator.