Greenhouse roller shutter control mechanism and method

A technology of control mechanism and shutter machine, applied in greenhouse cultivation, program control, computer control, etc., can solve the problems of inability to realize centralized management, large area management of agricultural greenhouses, and low degree of automation, so as to save personnel costs and improve automation degree, the effect of improving accuracy

Active Publication Date: 2016-04-20
张立岩
8 Cites 9 Cited by

AI-Extracted Technical Summary

Problems solved by technology

[0004] The automatic control system in the prior art has a simple structure and a low degree of automation. It can only simply realize the folding and unfo...
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Method used

Controller 50 comprises central processing unit, the power supply module that supplies power to central processing unit, the display module that is connected by central processing unit control, storage module, communication module, control signal input module, I/O port and be installed in the greenhouse environment detection components. The central processing unit is a single chip, and the control platform built by the single chip can reduce the cost of the control system.
Controller 50 comprises central processing unit, the power supply module that supplies power to central processing unit, the display module, storage module, communication module, control signal input module, I/O port that are connected by central processing unit control and are installed in the greenhouse environment detection components...
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Abstract

The invention provides a greenhouse roller shutter control mechanism and method. The mechanism comprises a heat preservation quilt, a roller shutter machine, a supporting structure, a controller and a motor reversing mechanism, wherein the heat preservation quilt covers a greenhouse film of a greenhouse, the roller shutter machine is fixed to a rolling shaft of the heat preservation quilt, the supporting structure is hinged to the ground and fixedly connected with the roller shutter machine, the controller controls the roller shutter machine to operate, and the motor reversing mechanism is connected with the controller and controls the operation direction of the roller shutter machine; the supporting structure comprises an upper connecting rod, a lower connecting rod and an angle encoder, wherein one end of the upper connecting rod is fixed to the roller shutter machine, the lower connecting rod is connected with the upper connecting rod in a hinged mode and hinged to the ground, and the angle encoder is fixed to any hinge connection position and is in signal connection with the controller. According to the technical scheme, the greenhouse roller shutter control mechanism is simple and firm in structure, low in cost, high in automation degree, high in system control precision and great in reliability.

Application Domain

Programme controlComputer control +4

Technology Topic

Agricultural engineeringGreenhouse +2

Image

  • Greenhouse roller shutter control mechanism and method
  • Greenhouse roller shutter control mechanism and method
  • Greenhouse roller shutter control mechanism and method

Examples

  • Experimental program(4)

Example Embodiment

[0037] Example one:
[0038] Such as figure 1 Shown is a structural schematic diagram of Embodiment 1 of a greenhouse roller shutter control mechanism. The roller shutter control mechanism includes a heat preservation quilt 20 covering the greenhouse film 10, a roller shutter machine 30 fixed on a reel of the heat preservation quilt 20, and a hinge A support structure fixedly connected to the roller shutter machine 30 on the ground 40, a controller 50 that controls the operation of the roller shutter machine, and a motor reversing mechanism 60 connected to the controller 50 to control the direction of the roller shutter machine 30. The support structure includes one end The upper link 70 fixed on the roller shutter machine 30, one end is hinged with the upper link 70, the other end is hinged on the ground and the other end is hinged on the ground, and the angle code is fixed at the hinge connection of the upper link 70 and the lower link 80 The angle encoder 90 is signally connected to the controller 50.
[0039] The stator of the angle encoder 90 is coaxially fixed at one end of the hinge shaft, and the housing of the angle encoder 90 is fixed on the upper link 70; the housing of the angle encoder 90 can also be fixed on the lower link 80.
[0040] The above-mentioned angle encoder 90 can also be fixed at the hinge connection between the lower link 80 and the ground 40. The stator of the angle encoder 90 is coaxially fixed on one end of the hinge shaft, and the housing of the angle encoder 90 is fixed on the lower link 80.
[0041] The controller 50 includes a central processing unit, a power supply module for supplying power to the central processing unit, a display module, a storage module, a communication module, a control signal input module, an I/O port, and an environment detection installed in the greenhouse. Components. The environmental detection component includes a temperature sensor and a humidity sensor arranged in the greenhouse. The controller 50 and the host computer adopt the standard MODBUSRTU protocol, and can participate in the construction of a general configuration system to build the control system of the entire park, and can also build a larger monitoring system with the help of a dedicated protocol forwarding router and a back-end system platform. The central processing unit is an industrial control tablet computer. The storage module, storage module and communication module have been integrated on the industrial control tablet computer. Only the I/O ports connected to the angle encoder 90 and the environment detection component signal need to be added, and the control platform is built simple.

Example Embodiment

[0042] Embodiment two: such as figure 1 Shown is a schematic structural view of the second embodiment of a greenhouse roller shutter control mechanism. The roller shutter control mechanism includes a heat preservation quilt 20 covering the greenhouse film 10, a roller shutter machine 30 fixed on a reel of the heat preservation quilt 20, and a hinge A support structure fixedly connected to the roller shutter machine 30 on the ground 40, a controller 50 that controls the operation of the roller shutter machine 30, and a motor reversing mechanism 60 connected to the controller 50 to control the operating direction of the roller shutter machine 30, the support structure includes An upper link 70 fixed at one end to the roller shutter machine 30, a lower link 80 hingedly connected to the upper link 70 and hinged on the ground 40, and a telescopic rod hingedly connected between the upper link 70 and the lower link 80 100 and an angle encoder 90 fixed at the hinge joint of the telescopic rod 100 and the upper link 70, and the angle encoder 90 is signally connected to the controller 50.
[0043] The stator of the angle encoder 90 is coaxially fixed to one end of the hinge shaft, and the housing of the angle encoder 90 is fixed on the telescopic rod 100.
[0044] The above-mentioned angle encoder 90 can also be fixed at the hinge connection between the telescopic rod 100 and the lower link 80. The stator of the angle encoder 90 is coaxially fixed on one end of the hinge shaft, and the housing of the angle encoder 90 is fixed on the telescopic rod 100.
[0045] The controller 50 includes a central processing unit, a power supply module for supplying power to the central processing unit, a display module, a storage module, a communication module, a control signal input module, an I/O port, and an environment detection installed in the greenhouse. Components. The central processing unit is a single chip, and the control platform built by the single-chip microcomputer can reduce the cost of the control system.

Example Embodiment

[0046] Embodiment three:
[0047] Such as image 3 What is described is the third embodiment of a greenhouse roller shutter control mechanism of the present invention. The greenhouse roller shutter control mechanism includes a heat preservation quilt 20 covering the greenhouse film 10, and a roller shutter machine 30 fixed on a reel of the heat preservation quilt 20 , The hinge is fixedly connected to the support structure of the roller shutter machine 30 on the ground 40, the controller 50 that controls the operation of the roller shutter machine 30, and the motor reversing mechanism 60 that is connected to the controller 50 to control the operating direction of the roller shutter machine 30, the support The structure includes a telescopic link 110 with one end fixed on the roller shutter machine 30 and the other end hinged on the ground 40; the connecting end of the telescopic link 110 and the ground 40 is fixed with an angle encoder 90, the angle encoder 90 Signal connection with the controller 50.
[0048] The stator of the angle encoder 90 is coaxially fixed at one end of the hinge shaft, and the housing of the angle encoder 90 is fixed on the telescopic connecting rod 110.
[0049] The controller 50 includes a central processing unit, a power supply module for supplying power to the central processing unit, a display module, a storage module, a communication module, a control signal input module, an I/O port, and an environment detection installed in the greenhouse. Components. The central processing unit is an industrial control tablet computer. The storage module, storage module and communication module have been integrated on the industrial control tablet computer. It is only necessary to add an I/O port connected to the angle encoder 90 and the environmental detection component signal.
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Description & Claims & Application Information

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the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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