CN203950177U - Pig house environment supervisory system based on PLC - Google Patents

Abstract

The utility model discloses a pig house environment monitoring system based on PLC, which comprises a host computer, a controller, a wireless data transmission module, a GPRS module, a sensor module and an execution module. The computer is connected to the GPRS module through the USB interface, and the sensor module and the execution module are connected to the controller. The utility model uses PLC as the central processor, combines temperature and humidity sensors, carbon dioxide sensors, oxygen sensors, ammonia sensors, hydrogen sulfide sensors, light intensity sensors, wireless data transmission modules and GPRS modules to measure and monitor various environmental parameters of pig houses in real time. Wireless transmission, after analyzing and processing the received data through the host computer, control the temperature and humidity control equipment, ventilation control equipment and sunshade control equipment to realize effective control of the pig house environment, reduce labor intensity, and be able to monitor and control pigs reliably and stably The environmental parameters in the house can achieve the purpose of safe breeding. At the same time, the system also has the advantages of convenient operation and low cost.

Description

PLC-based environmental monitoring system for pig houses

technical field

The utility model relates to a PLC-based pig house environment monitoring system.

Background technique

At present, the domestic pig industry mainly adopts centralized management to carry out a certain scale of breeding to improve the production and quality of live pigs. The weather and the environmental conditions of the pig house have an important impact on the production level and health status of the pigs. Therefore, how to ensure the provision of suitable pig house environmental conditions under extreme climatic conditions and pig house environment is very important. The pig house environment automatic monitoring system is adopted to realize fully automatic operation, reduce manpower consumption, reduce labor intensity of workers, greatly improve production efficiency, and conform to the concept of green ecology, energy saving and environmental protection.

Utility model content

What the utility model is to solve is that most of the current pig farms in our country adopt subjective judgment and manual control on the environmental parameters of the pig house, the adjustment lags behind, the production efficiency is low, and a lot of human resources are occupied. To solve the technical problem of demand, a PLC-based pig house environment monitoring system is provided.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the utility model is as follows: a pig house environment monitoring system based on PLC, including a host computer, a controller, a wireless data transmission module and a GPRS module, a sensor module, and an execution module. The wireless data transmission module is connected with the controller, the upper computer is connected with the GPRS module through the USB interface, and the sensor module and the execution module are connected with the controller.

The controller adopts the PLC of DVP-SS2 model.

The model of the wireless data transmission module is DTD433MX_S, and the model of the GPRS module is DL6500.

The sensors include temperature and humidity sensors, carbon dioxide sensors, oxygen sensors, ammonia sensors, hydrogen sulfide sensors and light intensity sensors.

The supporting antenna of the wireless data transmission module is a vehicle-mounted sucker antenna of model BYD433.

The model of the temperature and humidity sensor is HE4000A, the model of the carbon dioxide sensor is MNJB-G801, the model of the oxygen sensor is JL-900-2, the model of the ammonia sensor is JL-900-8, and the model of the hydrogen sulfide sensor is JL-900-7. The light intensity sensor model is ARN-GZ.

The executive module includes ventilation control equipment, temperature and humidity control equipment, sunshade control equipment, and sound and light alarm equipment; the temperature and humidity control equipment is composed of insulation boards, floor heating equipment, wet curtain equipment, spray systems, and ventilation systems; It is composed of curtain machine and lighting device, and the sound and light alarm equipment is composed of sound alarm equipment and light alarm equipment.

The upper computer transmits the detection information to the personal mobile phone of the farmer through the GPRS module.

The utility model adopts PLC as the central processing unit, and combines temperature and humidity sensors, carbon dioxide sensors, oxygen sensors, ammonia sensors, hydrogen sulfide sensors, light intensity sensors, wireless data transmission modules and GPRS modules to measure and monitor various environmental parameters of pig houses in real time. Wireless transmission, after analyzing and processing the received data through the host computer, control the temperature and humidity control equipment, ventilation control equipment and sunshade control equipment to realize effective control of the pig house environment, reduce labor intensity, and be able to monitor and control pigs reliably and stably The environmental parameters in the house can achieve the purpose of safe breeding. At the same time, the system also has the advantages of convenient operation and low cost.

Description of drawings

Fig. 1 is the control principle block diagram of the present utility model.

Detailed ways

Embodiment: Fig. 1 is a structural diagram of a pig house environment monitoring system based on PLC, including a controller and sensors connected to the controller respectively, a wireless data transmission module, an execution module and a host computer, and the host computer is connected to the GPRS module through a USB interface . The controller adopts a PLC model of DVP-SS2; the host computer has system monitoring software; the sensors include a temperature and humidity sensor, a carbon dioxide sensor, an oxygen sensor, an ammonia sensor, a hydrogen sulfide sensor and a light intensity sensor. The temperature and humidity sensor model is HE4000A, the oxygen sensor model is JL-900-2, the carbon dioxide sensor model is MNJB-G801, the ammonia sensor model is JL-900-8, the hydrogen sulfide sensor model is JL-900-7, the light intensity sensor The model is ARN-GZ. The temperature and humidity sensor HE4000A converts the collected temperature and humidity parameters of the pig house into electrical signals that can be recognized by the controller. Signal, the light intensity sensor converts the collected light intensity of the pig house into electrical signals that can be recognized by the controller. The above-mentioned various electrical signals are transmitted to the controller PLC, and after being converted into digital signals by the analog-to-digital conversion module in the controller PLC, Then process and record, and transmit the digital signal to the host computer through the wireless data transmission module, display and record it through the monitoring software in the host computer, and send the data to the mobile phone of the person in charge through the GPRS module. The controller PLC controls the temperature and humidity control equipment, ventilation control equipment and sunshade control equipment in the execution module to automatically adjust the environment of the pig house, and the sound and light alarm equipment in the execution module alarms various fault signals detected through the sound alarm equipment and light alarm equipment. . In the temperature and humidity control equipment, the temperature and humidity of the pig house are automatically adjusted through the wet curtain device and the spray system, the floor heating device, and the fan in the ventilation system, and the automatic adjustment of the gas concentration in the pig house is realized through the fan in the ventilation system, and the sunshade control In the equipment, the automatic adjustment of the light intensity in the pig house is realized through the roller shutter machine and the lighting device.

Among them, the model of the wireless data transmission module is DTD433MX_S, and the matching antenna is BYD433 vehicle-mounted suction cup antenna. The atomizing nozzle in the spray system is WHPZ atomizing nozzle. Adopt MDFX-1250 fan.

This utility model uses the controller PLC as the central processing unit, combined with temperature and humidity sensors, carbon dioxide sensors, oxygen sensors, ammonia sensors, hydrogen sulfide sensors, light intensity sensors and wireless data transmission modules to measure real-time and remote data of various environmental parameters of the pig house Transmission, through the upper computer to analyze and process the transmitted data, and then control the start and stop of temperature and humidity adjustment equipment, gas concentration adjustment equipment and sunshade control equipment to realize effective control of the pig house environment.

Claims (4)

1. the pig house environment supervisory system based on PLC, it is characterized in that: comprise host computer, controller, wireless data transmission module and GPRS module, sensor assembly, execution module, host computer is connected with controller by wireless data transmission module, host computer is connected with GPRS module by USB interface, and sensor assembly is connected with controller with execution module; Described controller adopts the PLC of DVP-SS2 model; The supporting antenna of described wireless data transmission module is the vehicle-mounted sucker antenna of model BYD433; Described sensor comprises Temperature Humidity Sensor, carbon dioxide sensor, oxygen sensor, ammonia gas sensor, hydrogen sulfide sensor and light intensity sensor; Described execution module comprises ventilation control device, Temperature and Humidity Control equipment, sunshade opertaing device, sound and light alarm equipment; Temperature and Humidity Control equipment is comprised of warming plate and ground warm device, wet curtain equipment and spraying system, ventilating system, and sunshade opertaing device is comprised of shutter and lighting device, and sound and light alarm equipment is comprised of acoustic alarm equipment and light panalarm.

2. the pig house environment supervisory system based on PLC according to claim 1, is characterized in that: described wireless data transmission module model is DTD433MX_S, and GPRS module model is DL6500.

3. the pig house environment supervisory system based on PLC according to claim 1, it is characterized in that: described Temperature Humidity Sensor model is HE4000A, carbon dioxide sensor model is MNJB-G801, oxygen sensor model is JL-900-2, ammonia gas sensor model is JL-900-8, hydrogen sulfide sensor model is JL-900-7, and light intensity sensor model is ARN-GZ.

4. the pig house environment supervisory system based on PLC according to claim 1, is characterized in that: described host computer is sent to detection information on farmer's personal mobile phone by GPRS module.