A kind of cage culture water quality automatic monitoring device
Technical field
The utility model relates to a kind of cage culture environmental monitoring field, more specifically, relates to a kind of cage culture water quality automatic monitoring device.
Background technology
Current, aquatic products are increasing at field of food proportion, aquatic product quality is also progressively improving simultaneously, usual employing net cage carries out aquaculture, but the output of aquatic products of cage culture, quality, economic benefit, closely related with the breeding environment in breeding process, residual bait in cage culture is putrid and deteriorated in water body, water quality deterioration can be caused, the objectionable impuritiess such as its hydrochemistry oxygen utilization, liquid ammonia, cultured water and sulfuretted hydrogen often exceed standard, the dissolved oxygen of water quality reduces simultaneously, and serious conditions can cause the large quantities of death of fish.Therefore need to detect ocean temperature in cage culture process, salinity, water velocity, intensity of illumination, pH value, dissolved oxygen DO etc., simple glass-stem thermometer is had at present to the detection of ocean temperature, use the digital temp. admeasuring apparatus of sensor, the measurement of water velocity has ultrasonic current metre, seawater is normally got on the surveying vessel on more than sea by sampler by the measurement of salinity, obtain through filtration treatment again, measurement pH value meter having hand-held of pH value etc., but these measuring appliances can only provide measurement result in the moment used, production scene can not be placed on and be used as on-line monitoring at any time, and the monitoring of traditional breeding environment is all adopt manual detection mode, often error is there is in work, workload is large, cannot detect in real time, the best delaying fishery cultivating water pollution administers opportunity, cause damage, add aquaculture cost.
Summary of the invention
The utility model is in order to solve at least one defect existing in prior art or deficiency, propose a kind of cage culture water quality automatic monitoring device, this device does not need external power supply, the transmission of its data adopts wireless mode, can in the scope that transmission network covers long-distance transmissions, production scene can be placed on for a long time Real-Time Monitoring is carried out to multiple-quality water parameter, it is rational in infrastructure, reliable, and need not be manually on duty, farthest liberate manpower, make cage culture realize robotization and intellectuality, maximum-norm ground improves culture benefit.
The purpose of this utility model is achieved through the following technical solutions:
A kind of cage culture water quality automatic monitoring device, comprise casing, net cage internal detector and external wireless terminal, wherein 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 surface level, its output terminal is connected with the signal input part of control bus with described central controller by data bus, the signal output part of described central controller is connected with described external wireless terminal by GPRS transmitter, described external wireless terminal comprises GPRS receiver, the water quality parameter of described GPRS transmitter transmission is received by described GPRS receiver.
Further, 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.
Further, 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 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 installed in described casing.
Further, described sun-generated electric power is made up of polysilicon solar cell plate, power source charges controller, non-maintaining sealed lead acid storage battery assembly, solar panel be arranged on described casing on cover, and angle at 45 ° with surface level.
Further, described external wireless terminal is also provided with alarm, statistical analyzer, display screen, and by date, time or numerical value carries out mathematical statistics, and preserve monitoring result to provide data query.
Further, aerator and batch charger is also provided with in described automatic monitoring of water quality device, 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.
The utility model compared with prior art, there is following beneficial effect: the utility model provides a kind of cage culture water quality automatic monitoring device, this device is divided into net cage internal detector and external wireless terminal two parts, net cage internal detector uses solar panel not need external power supply, and adopt wireless telecommunications between net cage internal detector and external wireless terminal, therefore need not manually on duty, production scene can be placed on for a long time Real-Time Monitoring is carried out to multiple-quality water parameter, it is rational in infrastructure, reliable.The utility model detects multiple water quality parameter real time data simultaneously in addition, be convenient to the present situation and the variation tendency of understanding marine cage culture environment in time, instruct the scientific management of cage culture and implement to optimize, reasonably produce, effectively can improve output, save labour and production cost, increase economic benefit, also can find the deterioration of environment residing for net cage early, and take corresponding effective measures to be evaded, thus avoid causing heavy losses.
Accompanying drawing explanation
Fig. 1 is a kind of cage culture water quality of the utility model automatic monitored control system structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described, but embodiment of the present utility model is not limited to this.
See Fig. 1, be the embodiment of the utility model cage culture water quality automatic monitoring device, primarily of net cage internal detector 1 and external wireless terminal 2 two large divisions composition.The Main Function of net cage internal detector 1 detects net cage breeding environment water quality parameter in real time, and the signal detected is converted into the digital signal that wireless terminal can identify, and send these signals according to certain pattern.The Main Function of external wireless terminal 2 receives the signal that net cage internal detector 1 sends, and carried out by these signals classifying, add up, shows monitoring result with form or curve form, monitoring result to be kept in wireless terminal software and to provide data query.Wireless telecommunications are carried out between net cage internal detector 1 and external wireless terminal 2.
Net cage internal detector comprises installation frame, water quality parameter detector, central controller, filtrator, GPRS transmitter, sun-generated electric power, wherein the output terminal of water quality parameter detector is connected with the signal input part of central controller with control bus by data bus, and the signal output part of central controller is connected with outside terminals by GPRS transmitter.
Water quality parameter detector comprises temperature, salinity, water velocity, intensity of illumination, pH value, dissolved oxygen DO six sensors, be used for detecting net cage maritime interior waters temperature, salinity, water velocity, intensity of illumination, pH value, dissolved oxygen DO coefficient, wherein pH value sensor is according to the potential of hydrogen of seawater, suitably add the potential of hydrogen of medicament adjusting seawater, water quality parameter detector is suspended to certain depth under surface level, its output is connected to central controller by cable, central controller carries out signals collecting to the data of water quality parameter detector, conversion, computing, correct, and send consequential signal timing to GPRS transmitter.
Filtrator is used for filtering large solid particle polluter and aquatic plant suspension impurity in net cage.
External wireless terminal comprises GPRS receiver, and receive water quality parameter by GPRS receiver, and by date, temporally or numerical value carry out mathematical statistics, and monitoring result is preserved and data query is provided, wherein external wireless terminal is also provided with alarm, statistical analyzer, display screen, alarm is used for realizing warning function, statistical analyzer Realization analysis function, and display screen has been used for output function.
Installation frame in 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, support is pyramidal structure, the one side of taper is arranged on the main float tube of net cage and net cage handrail, another side and surface level angle at 45 °, the central controller in net cage internal detector, GPRS transmitter, solar-electricity source block are arranged in the casing on a support.
Sun-generated electric power is made up of polysilicon solar cell plate, power source charges controller, non-maintaining sealed lead acid storage battery assembly, solar panel be arranged on casing on cover, and angle at 45 ° with surface level.
Automatic monitoring of water quality device is also provided with aerator and batch charger, and aerator is connected with central controller with data bus by control bus with batch charger, and central controller is provided with valve positioner, is used for opening and closing batch charger and aerator.
During use, net cage internal detector 1 is placed on cage culture scene, solar panel be arranged on casing on cover, such solar panel is also at 45 ° with surface level, irradiates to keep best.The assemblies such as the power source charges controller in central controller, GPRS transmitter, sun-generated electric power and non-maintaining sealed lead acid storage battery are all arranged in casing, and net cage internal detector is suspended to certain depth under cage culture in-situ horizontal face.In net cage internal detector 1, the working power of all electricity consumption devices is all powered by sun-generated electric power, and when illumination is sufficient, solar panel converts luminous energy to electric energy, supply each electricity consumption device, and by power source charges controller to charge in batteries, when illumination is not enough, only by accumulator supplying power for outside.Power source charges controller, for controlling charging process, prevents overcharge and overdischarge, and can protect overcurrent and the short circuit of load end.The various information moment at cage culture scene are transferred in central controller by water quality parameter detector, the type of the signal converter in central controller is the type configuration of the output signal according to sensor each in water quality parameter detector, such as: temperature sensor adopts platinum resistance thermometer sensor, then signal converter is exactly the combination of electric bridge, amplifier, A/D transducer.The digital signal of the on-the-spot various parameter of cage culture that what central controller exported is exactly, these signals are sent to wireless terminal by GPRS network.
See Fig. 1, external wireless terminal 2 receives serial data by GPRS receiver, complete the control to whole system and the output to monitoring result and preservation, comprising: the data of each extrinsicfactor that GPRS receiver receives are sampled by certain sampling pattern, carries out numerical statistic (by date, temporally, by numerical value etc.), with form or curve form display or print monitoring result, monitoring result is preserved in a computer and provides data query (by date, by parameter etc.).
In sum, the utility model cage culture water quality automatic monitoring device is made up of net cage internal detector 1 and exterior terminal 2, net cage internal detector 1 adopts sun-generated electric power to power, and carry out wireless telecommunications between external wireless terminal 2, under the effect of outside terminal software, complete the on-line monitoring of cage culture parameter.
Above-described embodiment of the present utility model, does not form the restriction to the utility model protection domain.Any amendment done within spiritual principles of the present utility model, equivalent replacement and improvement etc., all should be included within claims of the present utility model.