CN103390343A - Infrared crop parameter measuring device and system - Google Patents
Infrared crop parameter measuring device and system Download PDFInfo
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- CN103390343A CN103390343A CN2013103424523A CN201310342452A CN103390343A CN 103390343 A CN103390343 A CN 103390343A CN 2013103424523 A CN2013103424523 A CN 2013103424523A CN 201310342452 A CN201310342452 A CN 201310342452A CN 103390343 A CN103390343 A CN 103390343A
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Abstract
The invention discloses an infrared crop parameter measuring device and system. The device comprises an infrared measurement transmission module composed of infrared measurement modules; each infrared measurement module comprises an infrared measurement transmission module and an infrared receiving module which are staggered in order to reach measurement precision; infrared signals are transmitted through the infrared measurement transmission modules and the reflected infrared signals are received by the infrared receiving modules; information indicating that whether the reflected infrared signals are received by the infrared receiving modules or not and position information of the reflected infrared signals are transmitted to a front-end data processing module; the front-end data processing module is used for compiling the information indicating that whether the reflected infrared signals are received by the infrared receiving modules or not and the position information of the reflected infrared signals into growth height and/or density data of crops to be tested and storing the data. The device disclosed by the invention is low in price, high in monitoring efficiency and accurate in result, and lays a foundation for application of an Internet of Things technology to agriculture.
Description
Technical field
The present invention relates to a kind of crops parameter auto-testing device, relate in particular to infrared crops parameter measuring apparatus and system.
Background technology
China is a large agricultural country, because the impact of the development climate factor of traditional agriculture is larger, therefore be short of to some extent aspect crop yield stability.Under the stimulation of development in Hi-Tech, China's modern agriculture develops on a large scale and takes on a new look will obtain aspect crop yield stability very much.
At present, although China has promoted agriculture precision farming in a lot of places, this agricultural Model also is under a kind of very extensive agricultural state.
Under the popularization of current technology of Internet of things, agricultural production is also with the fusions networking technology.Technology of Internet of things needs to adopt a large amount of sensing terminal equipment just can reach perfect application purpose in applying process.By apply technology of Internet of things in the large-scale agricultural production of indoor and outdoor base, the monitored object such as indoor and outdoor crop and environment, growing way appearance and planting density are carried out real-time monitoring, and for the monitoring condition of indoor and outdoor and according to monitoring result regulating and controlling monitored object.Can remove so a large amount of manpower work from, save a large amount of time and can analyze accurately crop yield and growing way, carry out early warning, implement to fight calamities and provide relief method etc.Technology of Internet of things application agriculturally roughly can be followed this direction.Constantly perfect along with the Internet of Things application technology, future also can integrated more function.
Measuring at present automatically crops highly has a variety of modes, such as methods of video analyses, based on the Algorithm Analysis mode of laser measurement etc.Wherein, methods of video analyses is divided into again a variety of modes, also has a variety ofly based on the analysis mode of laser measurement, for example uses a laser horizontal irradiation, with another laser vertical irradiation, two laser are installed in the height of measuring crops on the motor of vertical slip.There are many actual application problem in these two class methods.Wherein, methods of video analyses often is subjected to the impact of extraneous light to cause larger measuring error, if want to reach accurately, measures, and the picture under different illumination conditions all must be reverted under same condition, with this Reduce measurement error, processing itself will cause larger error like this.Have, be used in this class surveying instrument in actual farmland, the farmland of unit area will solve with the camera apparatus more than 2 at least, so the use of large tracts of land farmland can make cost too large; And video analysis consumes the CUP resource, and the cost of whole implementation great number has hindered product promotion, is difficult to popularization and application.The present bare machine equipment manufacturing cost of laser, with regard to high (10,000 yuan of left and right of imported product, domestic also in 5000 yuan of left and right of product), is added the cost of other support equipment, whole separate unit complete set high cost.In addition, from measurement mechanism, laser is affected by extraneous high light can produce relatively large deviation, implement difficulty very large, and machine is easily aging, thereby serviceable life is shorter, causes maintenance cost also high especially.
Emphasis in construction of agricultural informationization 12 planning, accomplish to protect grain and combat a natural disaster by doing precision agriculture exactly, must explore in the IT application to agriculture field reform.Primary solution, can be effectively applied to exactly precisely assess crop yield according to growing way, appearance parameters such as the crops height of automatically monitoring and planting densities in agriculture large tracts of land farmland.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of infrared crops parameter measuring apparatus and system, can be effectively applied in the large tracts of land farmland, and growing way, the appearance parameters such as the crops height of accurate assessment crop yield and planting density are provided.
In order to solve the problems of the technologies described above, the invention provides a kind of infrared crops parameter measuring apparatus, comprise a plurality of Infrared survey modules and front end data processing module, wherein:
The Infrared survey module, configuration is staggered in order to meet Infrared survey transmitter module and the infrared receiving module of measuring precision, by Infrared survey transmitter module emission infrared signal, and receiving the infrared signal of reflection by infrared receiving module, the positional information that whether all infrared receiving modules is received the infrared signal of the infrared signal of reflection and reflection is transferred to the front end data processing module;
The front end data processing module, the positional information that is used for whether infrared receiving module is received the infrared signal of the infrared signal of reflection and reflection is compiled into growing height and/or the density data of tested crops and preserves.
Preferably, this device also comprises control module, wherein:
Control module, be used for the infrared signal firing order that transmits according to the front end data processing module, and perhaps according to predefined infrared signal firing order, the order infrared transmission module is to tested crops emission infrared signal; Regularly judge whether infrared receiving module receives the infrared signal of the reflection corresponding with the infrared signal of launching, and with the positional information of the infrared signal that reflects, be transferred to the front end data processing module;
The front end data processing module is first carried out numeral with the information of control module transmission and is pressed down the ripple processing, then will press down after ripple is processed the data compilation that stays and become growing height and/or the density data of tested crops, and preserve; Regularly or the data upload that will preserve according to the data processing instructions of host computer to host computer; The infrared signal firing order that host computer is passed down is transferred to control module.
Preferably, infrared crops parameter measuring apparatus is also a plurality of Infrared survey module configuration level instrument, is used for proofreading and correct the installation site of infrared transmission module and infrared receiving module.
Preferably, each Infrared survey module comprises one or more pairs of infrared transmission modules and infrared receiving module.
In order to solve the problems of the technologies described above, the invention provides a kind of infrared crops parameter measurement system, comprise foregoing infrared crops parameter measuring apparatus and host computer, wherein this infrared crops parameter measuring apparatus comprises a plurality of Infrared survey modules and front end data processing module, wherein:
The Infrared survey module, configuration is staggered in order to meet Infrared survey transmitter module and the infrared receiving module of measuring precision, by Infrared survey transmitter module emission infrared signal, and receiving the infrared signal of reflection by infrared receiving module, the positional information that whether all infrared receiving modules is received the infrared signal of the infrared signal of reflection and reflection is transferred to the front end data processing module;
The front end data processing module, the positional information that is used for whether infrared receiving module is received the infrared signal of the infrared signal of described reflection and described reflection is compiled into growing height and/or the density data of tested crops, and is uploaded to host computer;
Host computer, be used for to receive and growing height and/or the density data of the tested crops that storage front end data processing module is uploaded.
Preferably, infrared crops parameter measuring apparatus also comprises control module, wherein:
Control module, be used for the infrared signal firing order that transmits according to the front end data processing module, perhaps according to predefined infrared signal emission, refers to the present, and the order infrared transmission module is to tested crops emission infrared signal; Regularly judge whether infrared receiving module receives the infrared signal of the reflection corresponding with the infrared signal of launching, and with the positional information of the infrared signal that reflects, be transferred to the front end data processing module;
The front end data processing module is first carried out numeral with the information of control module transmission and is pressed down the ripple processing, then will press down after ripple is processed the data compilation that stays and become growing height and/or the density data of tested crops, and preserve; Regularly or the data upload that will preserve according to the data processing instructions of host computer to host computer; The infrared signal firing order that host computer is passed down is transferred to control module;
Host computer also passes infrared signal firing order and/or data processing instructions under the forward end data processing module.
Preferably, infrared crops parameter measuring apparatus is also a plurality of Infrared survey module configuration level instrument, is used for proofreading and correct the installation site of infrared transmission module and infrared receiving module.
Preferably, each Infrared survey module comprises one or more pairs of infrared transmission modules and infrared receiving module.
Preferably, host computer is the client of long-range on network or short range, or the service end of long-range or short range on network.
Device of the present invention can be monitored growing way, the appearance parameters such as crops height and planting density automatically, solve the problem of monitoring by infrared sending/receiving module, price is very cheap, and observation process is simple to operate, monitoring efficiency is high and result is accurate, the long service life of whole device, provide the solution of high performance-price ratio for technology of Internet of things application agriculturally.
Description of drawings
Fig. 1 is the principle of work schematic diagram of infrared crops parameter measuring apparatus of the present invention;
Fig. 2 is the structural representation of infrared crops parameter measurement system embodiment of the present invention and device embodiment;
Fig. 3 is the arrangement design schematic diagram of infrared sending/receiving module of the present invention in device embodiment shown in Figure 2;
Fig. 4 is the scene schematic diagram with device examples measure plant height of the present invention in Fig. 2;
Fig. 5 is the scene schematic diagram with device examples measure cropping intensity of the present invention in Fig. 2.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, technical scheme of the present invention is at length set forth.Should be appreciated that, the embodiment that below enumerates only is used for description and interpretation the present invention, and does not form the restriction to technical solution of the present invention.
Fig. 1 has represented the principle of work of infrared crops parameter measuring apparatus provided by the invention.When by the infrared ray of infrared transmission module emission, running into barrier and be the obstruction of measurand, infrared reflection is returned, by infrared receiving module, receive the infrared signal that this reflects; , until infrared ray is not reflected back after being launched, show that the residing height of this bundle Infrared of infrared transmission module emission is the peak of measurand.Certainly, except measuring object height, also available above-mentioned principle is measured the object arranging density.
Fig. 4 represents to measure with infrared crops parameter measuring apparatus provided by the invention the scene of crops height.Fig. 5 represents the scene with this measurement device crop growth density., in order to accurately measure height or density, all be provided with the level meter of calibration Infrared survey module decorating position in device, just as at first use ruler measurement length will ajust ruler.
The structure of infrared crops parameter measurement system embodiment of the present invention provided by the invention as shown in Figure 2, comprise infrared crops parameter measuring apparatus and host computer, infrared crops parameter measuring apparatus comprises a plurality of Infrared survey modules and front end data processing module, wherein:
The Infrared survey module, configuration is staggered in order to meet Infrared survey transmitter module and the infrared receiving module of measuring precision, by Infrared survey transmitter module emission infrared signal, and receiving the infrared signal of reflection by infrared receiving module, the positional information that whether all infrared receiving modules is received the infrared signal of the infrared signal of reflection and reflection is transferred to the front end data processing module;
The front end data processing module, the positional information that is used for whether infrared receiving module is received the infrared signal of the infrared signal of reflection and reflection is compiled into growing height and/or the density data of tested crops, and is uploaded to host computer;
Host computer, be used for to receive and growing height and/or the density data of the tested crops that storage front end data processing module is uploaded.
In said system embodiment,
Infrared crops parameter measuring apparatus also comprises control module, wherein:
Control module, be used for the infrared signal firing order that transmits according to the front end data processing module, and perhaps according to predefined infrared signal firing order, the order infrared transmission module is to tested crops emission infrared signal; Regularly judge whether infrared receiving module receives the infrared signal of the reflection corresponding with the infrared signal of launching, and with the positional information of the infrared signal that reflects, be transferred to the front end data processing module;
The front end data processing module is first carried out numeral with the information of control module transmission and is pressed down the ripple processing, then will press down after ripple is processed growing height and/or density data that the data compilation that stays becomes tested crops, and regularly or according to the data processing instructions of host computer, be uploaded to host computer; The infrared signal firing order that host computer is passed down is transferred to control module;
Host computer in the growing height and/or density data of the tested crops of storage, shows this data; Forward end data processing module transmission infrared signal firing order and data processing instructions.
In said system embodiment, many to staggered infrared transmission module and the infrared receiving module that is configured in order meet the measurement precision on infrared crops parameter measuring apparatus, arrange in an orderly manner according to mode shown in Figure 3 is straggly, can save installing space under the prerequisite that meets the measurement precision.Arrangement as Fig. 3 just looks like to be barricaded as the ruler of a measuring height with the Infrared survey module.Certainly, module being put upside down, can be also a ruler of measuring width.
In said system embodiment, infrared crops parameter measuring apparatus has also configured level meter for a plurality of Infrared survey modules, as shown in Figure 4, Figure 5, is used for proofreading and correct the installation site of infrared transmission module and infrared receiving module, with Reduce measurement error.
In said system embodiment, each Infrared survey module of infrared crops parameter measuring apparatus comprises one or more pairs of infrared transmission modules and infrared receiving module.
In said system embodiment, host computer is the client of long-range on network or short range, or the service end of long-range or short range on network.
Claims (9)
1. one kind infrared crops parameter measuring apparatus, is characterized in that, comprises a plurality of Infrared survey modules and front end data processing module, wherein:
The Infrared survey module, configuration is staggered in order to meet Infrared survey transmitter module and the infrared receiving module of measuring precision, by Infrared survey transmitter module emission infrared signal, and receiving the infrared signal of reflection by infrared receiving module, the positional information that whether all infrared receiving modules is received the infrared signal of the infrared signal of reflection and reflection is transferred to the front end data processing module;
The front end data processing module, the positional information that is used for whether infrared receiving module is received the infrared signal of the infrared signal of described reflection and described reflection is compiled into growing height and/or the density data of tested crops and preserves.
2., according to device claimed in claim 1, it is characterized in that, also comprise control module, wherein:
Control module, be used for the infrared signal firing order that transmits according to described front end data processing module,, perhaps according to predefined infrared signal firing order, orders modern described infrared transmission module to described tested crops emission infrared signal; Regularly judge whether described infrared receiving module receives the infrared signal of the reflection corresponding with the infrared signal of launching, and with the positional information of the infrared signal of described reflection, be transferred to described front end data processing module;
Described front end data processing module is first carried out numeral with the information of control module transmission and is pressed down the ripple processing, then will press down after ripple is processed the data compilation that stays and become growing height and/or the density data of described tested crops, and preserve; Regularly or the data upload that will preserve according to the data processing instructions of host computer to host computer; The infrared signal firing order that host computer is passed down is transferred to described control module.
3., according to the described device of claim 1 or 2, it is characterized in that, described infrared crops parameter measuring apparatus is also described a plurality of Infrared survey module configuration level instrument, is used for the installation site of proofreading and correct described infrared transmission module and described infrared receiving module.
4., according to the described device of claim 1 or 2, it is characterized in that, each Infrared survey module comprises one or more pairs of infrared transmission modules and infrared receiving module.
5. one kind infrared crops parameter measurement system, it is characterized in that, comprise infrared crops parameter measuring apparatus as claimed in claim 1 and host computer, wherein this infrared crops parameter measuring apparatus comprises a plurality of Infrared survey modules and front end data processing module, wherein:
The Infrared survey module, configuration is staggered in order to meet Infrared survey transmitter module and the infrared receiving module of measuring precision, by Infrared survey transmitter module emission infrared signal, and receiving the infrared signal of reflection by infrared receiving module, the positional information that whether all infrared receiving modules is received the infrared signal of the infrared signal of reflection and reflection is transferred to the front end data processing module;
The front end data processing module, the positional information that is used for whether infrared receiving module is received the infrared signal of the infrared signal of described reflection and described reflection is compiled into growing height and/or the density data of tested crops, and is uploaded to host computer;
Host computer, be used for to receive and growing height and/or the density data of the tested crops that storage front end data processing module is uploaded.
6., according to system claimed in claim 5, it is characterized in that, described infrared crops parameter measuring apparatus also comprises control module, wherein:
Control module, be used for the infrared signal firing order that transmits according to described front end data processing module,, perhaps according to predefined infrared signal firing order, orders described infrared transmission module to described tested crops emission infrared signal; Regularly judge whether described infrared receiving module receives the infrared signal of the reflection corresponding with the infrared signal of launching, and with the positional information of the infrared signal of described reflection, be transferred to described front end data processing module;
Described front end data processing module is first carried out numeral with the information of control module transmission and is pressed down the ripple processing, then will press down after ripple is processed the data compilation that stays and become growing height and/or the density data of described tested crops, and preserve; Regularly or the data upload that will preserve according to the data processing instructions of host computer to host computer; The infrared signal firing order that host computer is passed down is transferred to described control module;
Host computer also refers to the present and/or data processing instructions to passing the infrared signal emission under described front end data processing module.
7., according to the described system of claim 5 or 6, it is characterized in that,
Described infrared crops parameter measuring apparatus is also described a plurality of Infrared survey module configuration level instrument, is used for the installation site of proofreading and correct described infrared transmission module and described infrared receiving module.
8., according to the described system of claim 5 or 6, it is characterized in that, each Infrared survey module comprises one or more pairs of infrared transmission modules and infrared receiving module.
9., according to the described system of claim 5 or 6, it is characterized in that, described host computer is the client of long-range on network or short range, or the service end of long-range or short range on network.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116946A (en) * | 2015-07-09 | 2015-12-02 | 安徽宜留电子科技有限公司 | Bean sprout growing machine operation process monitoring device |
| CN105823428A (en) * | 2016-05-27 | 2016-08-03 | 林少明 | Crop density measuring scale |
| CN106370110A (en) * | 2016-08-30 | 2017-02-01 | 深圳前海弘稼科技有限公司 | Determination method and system of heights of plants in plantation box |
| CN106643514A (en) * | 2016-09-12 | 2017-05-10 | 江苏大学 | Low-cost and high-accuracy plant height measuring system based on infrared photosensitive tube array |
| CN111854831A (en) * | 2019-09-24 | 2020-10-30 | 王跃 | Intelligent and automatic agricultural data acquisition system based on big data |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216288A (en) * | 2008-01-07 | 2008-07-09 | 浙江理工大学 | Crop plant height detection method |
| CN102072745A (en) * | 2009-11-20 | 2011-05-25 | 中国农业科学院农业资源与农业区划研究所 | Remote monitoring-based device, system and method for measuring crop yield in real time |
| CN201913018U (en) * | 2010-12-22 | 2011-08-03 | 北京京鹏环球科技股份有限公司 | Spraying and plant protecting equipment based on low-level static electricity technique and automatic targeting technique |
| CN102262057A (en) * | 2011-04-28 | 2011-11-30 | 北京农业信息技术研究中心 | Automatic targeting/spraying target spectral detector based on sine-wave modulation |
| CN102799129A (en) * | 2012-07-25 | 2012-11-28 | 山东农业大学 | Tobacco fixed point and quantitative topdressing machine |
-
2013
- 2013-08-08 CN CN2013103424523A patent/CN103390343A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101216288A (en) * | 2008-01-07 | 2008-07-09 | 浙江理工大学 | Crop plant height detection method |
| CN102072745A (en) * | 2009-11-20 | 2011-05-25 | 中国农业科学院农业资源与农业区划研究所 | Remote monitoring-based device, system and method for measuring crop yield in real time |
| CN201913018U (en) * | 2010-12-22 | 2011-08-03 | 北京京鹏环球科技股份有限公司 | Spraying and plant protecting equipment based on low-level static electricity technique and automatic targeting technique |
| CN102262057A (en) * | 2011-04-28 | 2011-11-30 | 北京农业信息技术研究中心 | Automatic targeting/spraying target spectral detector based on sine-wave modulation |
| CN102799129A (en) * | 2012-07-25 | 2012-11-28 | 山东农业大学 | Tobacco fixed point and quantitative topdressing machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116946A (en) * | 2015-07-09 | 2015-12-02 | 安徽宜留电子科技有限公司 | Bean sprout growing machine operation process monitoring device |
| CN105823428A (en) * | 2016-05-27 | 2016-08-03 | 林少明 | Crop density measuring scale |
| CN106370110A (en) * | 2016-08-30 | 2017-02-01 | 深圳前海弘稼科技有限公司 | Determination method and system of heights of plants in plantation box |
| CN106643514A (en) * | 2016-09-12 | 2017-05-10 | 江苏大学 | Low-cost and high-accuracy plant height measuring system based on infrared photosensitive tube array |
| CN111854831A (en) * | 2019-09-24 | 2020-10-30 | 王跃 | Intelligent and automatic agricultural data acquisition system based on big data |
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