CN211178573U

CN211178573U - Height self-adjusting greenhouse crop growth environment monitoring device

Info

Publication number: CN211178573U
Application number: CN201922127639.7U
Authority: CN
Inventors: 赵岩; 陈枭; 朱均超; 张宝峰; 康军; 潘威
Original assignee: Tianjin Yimitian Technology Co ltd; Tianjin University of Technology
Current assignee: Tianjin Yimitian Technology Co ltd; Tianjin University of Technology
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-04
Anticipated expiration: 2029-12-03

Abstract

A height self-adjusting greenhouse crop growth environment monitoring device comprises a lifting unit, a monitoring unit and a data processing unit; the lifting unit comprises a base, a motor, a lifting rod, a connecting rod, a support, a bracket and a photoelectric switch sensor, wherein the motor is placed on the base, an output shaft of the motor is meshed with the lifting rod, the connecting rod is horizontally and fixedly arranged at the upper part of the lifting rod, the support is arranged at the end part of the connecting rod, the bracket is fixedly arranged at the top of the lifting rod, the photoelectric switch sensor is horizontally arranged at the top of the bracket, and the photoelectric switch sensor is connected onto a switch circuit of the motor through a lead; the monitoring unit comprises a plurality of sensors which are arranged on the bracket at intervals; the data processing unit comprises an industrial personal computer with a built-in controller, the controller is connected with the display through the display card, and the controller is communicated with the plurality of environment sensors through a wireless transmission network. The device can achieve the purpose of 'follow-up testing', not only can save labor cost, but also can accurately measure the environmental data of each period of crop growth.

Description

Height self-adjusting greenhouse crop growth environment monitoring device

Technical Field

The utility model belongs to crops growth environment monitoring field, in particular to height self-interacting greenhouse crops growth environment monitoring devices.

Background

The environmental temperature, the humidity, the carbon dioxide concentration and the illuminance are the growth environment influence factors of the agricultural greenhouse crops, whether the influence factors can be accurately monitored and timely adjusted or not can be accurately monitored, and the method plays a vital role in crops planted in the greenhouse.

The devices for measuring the growth environment of the greenhouse in the market at present are various in types, but the positions of the environmental monitoring points of the devices are fixed, and the heights of crops in different growth periods are different, so that the data tested by the monitoring points cannot accurately reflect the parameters of the growth environment of the crops along with the growth of the crops. For example, the height of the plants such as the long kidney beans varies by up to 2.3 meters from germination to maturity, and if the positions of the monitoring points are fixed from the beginning, the data of the monitoring points cannot accurately reflect the optimal environmental parameters of the long kidney beans in the whole growth cycle.

And the height of the monitoring point is manually adjusted, so that the time and labor are wasted, and the height of the monitoring point cannot be changed along with the height of crops in time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome exist not enough among the above-mentioned prior art, and provide a high self-interacting greenhouse crops growth environment monitoring device, the device can reach the purpose of "following the test", both can save the labour cost, can accurately measure the environmental data in each period that crops grow again.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high self-interacting greenhouse crops growth environment monitoring devices which characterized in that: comprises a lifting unit, a monitoring unit and a data processing unit; the lifting unit comprises a base, a motor, a lifting rod, a connecting rod, a support, a bracket and a photoelectric switch sensor, wherein the motor is placed on the base, an output shaft of the motor is meshed with the lifting rod, the connecting rod is horizontally and fixedly arranged at the upper part of the lifting rod, the support is arranged at the end part of the connecting rod, the bracket is fixedly arranged at the top of the lifting rod, the photoelectric switch sensor is horizontally arranged at the top of the bracket, and the photoelectric switch sensor is connected onto a switch circuit of the motor through a lead; the monitoring unit comprises a plurality of sensors which are arranged on the bracket at intervals; the data processing unit comprises an industrial personal computer with a built-in controller, the controller is connected with the display through the display card, and the controller is communicated with the plurality of environment sensors through a wireless transmission network.

The sensors include a carbon dioxide sensor, an illumination sensor, an ambient temperature sensor and an ambient humidity sensor.

The connecting position of the motor output shaft and the lifting rod is coaxially sleeved with a shaft sleeve.

The light output direction of the photoelectric switch sensor is coaxial with the extension direction of the connecting rod.

The Siemens S7-200P L C is provided with a clock module and a memory.

And the PC is provided with a communication interface which is connected with the memory and used for data export.

The bracket is Y-shaped.

The utility model discloses have following advantage and positive effect:

1. the utility model discloses whether there is the object in the place ahead of surveying with photoelectric switch sensor, check-out time is half an hour, if the object lasts and surpasss half an hour at photoelectric switch sensor detection range, then regards as effective detection, has consequently improved the monitoring precision.

2. The utility model discloses on the basis of effective detection, utilize photoelectric switch sensor to monitor the highest section of crops constantly, when crops have growth to shelter from photoelectric switch sensor for a certain time, photoelectric switch sensor action signals acts on the motor, the motor drives high self-interacting telescopic link, the telescopic link is bearing environmental sensor's probe and in time carries out the altitude mixture control, can reach the purpose of "following the test", both save most the labour cost, the environmental data in each period that again can the accurate measurement crops grow.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic block diagram of the circuit of the present invention.

In the figure, 1-Siemens S7-200P L C, 2-PC, 3-bracket, 4-environmental sensor, 5-connecting rod, 6-photoelectric switch sensor, 7-bracket, 8-lifting rod, 9-shaft sleeve, 10-motor, 11-lead and 12-base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a highly self-adjusting greenhouse crop growth environment monitoring device is characterized in that: comprises a lifting unit, a monitoring unit and a data processing unit.

The lifting unit comprises a base 12, a motor 10, a lifting rod 8, a connecting rod 5, a support 3, a bracket 7 and a photoelectric switch sensor 6. A motor 10 is placed on a base 12, an output shaft of the motor 10 is meshed with and provided with a lifting rod 8, a shaft sleeve 9 is coaxially sleeved on a connecting position of the output shaft of the motor 10 and the lifting rod 8, an outwards extending connecting rod 5 is horizontally and fixedly arranged at the upper part of the lifting rod 8, a support 4 is arranged at the outwards extending end part of the connecting rod 5, a bracket 7 is fixedly arranged at the top of the lifting rod 8, a photoelectric switch sensor 6 is horizontally arranged at the top of the bracket 7, the light output direction of the photoelectric switch sensor 6 is coaxial with the extending direction of the connecting rod, and the photoelectric switch sensor is connected onto a switch circuit of the motor 10 through a lead 11. The bracket 7 is Y-shaped.

The monitoring unit comprises a plurality of environmental sensors 4, and the plurality of environmental sensors 4 are arranged on the bracket at intervals. The plurality of environmental sensors includes a carbon dioxide sensor, an illumination sensor, an ambient temperature sensor, and an ambient humidity sensor.

The data processing unit comprises a PC and Siemens S7-200P L C, the Siemens S7-200P L C are connected with the PC through serial ports, the Siemens S7-200P L C are connected with a plurality of environment sensors through a wireless transmission network, a clock module and a memory are arranged on the Siemens S7-200P L C, and a communication interface which is connected with the memory and used for data export is arranged on the PC.

The utility model discloses a monitoring step is:

1. detecting whether an object exists in front by using a photoelectric switch sensor, wherein the monitoring time is half an hour, and if the object continuously exceeds the monitoring range of the photoelectric switch sensor for more than half an hour, effective detection is considered;

2. on the basis of the effective detection in the step (1), a signal of a photoelectric switch sensor acts on a motor, the motor drives a height adjusting telescopic rod to ascend, after the height adjusting telescopic rod ascends for a certain height (self-setting, according to the environment or the size of a specific object to be detected), the motor stops working, and the telescopic rod is fixed again;

3. measuring data of an environment to be measured by using a plurality of sensors of a monitoring unit, and acquiring carbon dioxide, illuminance and environment temperature and humidity data;

4. the collected environment data is connected to a PC and Siemens S7-200P L C through a wireless transmission network, and a memory arranged on the Siemens S7-200P L C is used for storing the collected environment data and time data synchronized by a clock module;

5. the memories on Siemens S7-200P L C can be connected through a PC interface and used for exporting the collected environment data and the corresponding time data to the PC.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high self-interacting greenhouse crops growth environment monitoring devices which characterized in that: comprises a lifting unit, a monitoring unit and a data processing unit; the lifting unit comprises a base, a motor, a lifting rod, a connecting rod, a support, a bracket and a photoelectric switch sensor, wherein the motor is placed on the base, an output shaft of the motor is meshed with the lifting rod, the connecting rod is horizontally and fixedly arranged at the upper part of the lifting rod, the support is arranged at the end part of the connecting rod, the bracket is fixedly arranged at the top of the lifting rod, the photoelectric switch sensor is horizontally arranged at the top of the bracket, and the photoelectric switch sensor is connected onto a switch circuit of the motor through a lead; the monitoring unit comprises a plurality of sensors which are arranged on the bracket at intervals; the data processing unit comprises an industrial personal computer with a built-in controller, the controller is connected with the display through the display card, and the controller is communicated with the plurality of environment sensors through a wireless transmission network.

2. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1, wherein: the sensors include a carbon dioxide sensor, an illumination sensor, an ambient temperature sensor and an ambient humidity sensor.

3. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1, wherein: the connecting position of the motor output shaft and the lifting rod is coaxially sleeved with a shaft sleeve.

4. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1, wherein: the light output direction of the photoelectric switch sensor is coaxial with the extension direction of the connecting rod.

5. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1, wherein: the controller is provided with a clock module and a memory.

6. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1 or 5, wherein: and an external equipment interface connected with the memory is arranged on the industrial personal computer.

7. The highly self-regulating greenhouse crop growth environment monitoring device of claim 1, wherein: the bracket is Y-shaped.