JP6464518B2 - Agricultural sensor - Google Patents

Agricultural sensor Download PDF

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JP6464518B2
JP6464518B2 JP2014045574A JP2014045574A JP6464518B2 JP 6464518 B2 JP6464518 B2 JP 6464518B2 JP 2014045574 A JP2014045574 A JP 2014045574A JP 2014045574 A JP2014045574 A JP 2014045574A JP 6464518 B2 JP6464518 B2 JP 6464518B2
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housing
support member
height
measurement unit
unit
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JP2015167525A (en
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淳 坂口
淳 坂口
尚史 児玉
尚史 児玉
谷澤　孝欣
孝欣 谷澤
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Panasonic Intellectual Property Management Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/16—Control of watering
    • A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2209/00—Arrangements in telecontrol or telemetry systems
    • H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cultivation Of Plants (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)

Description

本発明は、一般に農業用センサ、より詳細には植物の周囲環境を測定する農業用センサに関する。   The present invention relates generally to agricultural sensors, and more particularly to agricultural sensors that measure the ambient environment of plants.

従来、農業用ハウス内における植物周囲の温度、湿度などの環境を測定する農業用センサがある（例えば、特許文献１参照）。この種の農業用センサは、離れた位置に設置されている親機に測定結果を送信するために無線信号を用いている。   Conventionally, there is an agricultural sensor that measures an environment such as temperature and humidity around a plant in an agricultural house (see, for example, Patent Document 1). This type of agricultural sensor uses a radio signal to transmit a measurement result to a base unit installed at a remote location.

特開平９−２５２６６１号公報Japanese Patent Laid-Open No. 9-252661

しかし、特許文献１に記載の構成は、温度などを測定するセンサと、センサの測定結果を送信する発信部とが一体に設けられている。そのため、地面付近の環境を測定する場合、無線信号が植物に遮られ親機に届かないおそれがあった。   However, in the configuration described in Patent Document 1, a sensor that measures temperature and the like and a transmitter that transmits a measurement result of the sensor are integrally provided. Therefore, when measuring the environment near the ground, there is a possibility that the wireless signal is blocked by the plant and does not reach the master unit.

本発明は、上記事由に鑑みてなされたものであり、その目的は、無線信号が植物に遮られることを防止することができる農業用センサを提供することにある。   This invention is made | formed in view of the said reason, The objective is to provide the agricultural sensor which can prevent that a radio signal is interrupted by a plant.

本発明の農業用センサは、植物の周囲環境を測定する測定部と、前記測定部の測定結果を取得し、前記測定結果を無線信号で送信する送信部と、前記送信部を収納する第１の筐体と、前記測定部を収納し、前記第１の筐体とは異なる第２の筐体と、前記第１の筐体を支持し、地面から前記第１の筐体までの高さを調整可能に構成される第１の支持部材と、前記第２の筐体を支持し、地面から前記第２の筐体までの高さを調整可能に構成される第２の支持部材と、を備え、前記第１の筐体には、前記送信部及び前記測定部への電源供給用の電池が収納され、前記第２の筐体には、前記測定部が外気と接触するための開口部が形成されており、前記電池は、ケーブルを介して前記測定部に電源供給し、前記第１の支持部材と前記第２の支持部材とは、一体に構成されることを特徴とする。 The agricultural sensor according to the present invention includes a measurement unit that measures the surrounding environment of a plant, a transmission unit that acquires a measurement result of the measurement unit, and transmits the measurement result by a radio signal, and a first that houses the transmission unit. And a second housing different from the first housing, and a height from the ground to the first housing, supporting the first housing. A first support member configured to be adjustable, a second support member configured to support the second housing and to be adjustable in height from the ground to the second housing; A battery for supplying power to the transmitter and the measurement unit is housed in the first housing, and an opening for the measurement unit to come into contact with outside air is provided in the second housing. parts are formed, the battery, the power is supplied to the measuring unit via a cable, and the first support member and the second supporting member , Wherein the integrally configured.

以上説明したように、本発明では、第１の筐体を支持する第１の支持部材が、地面から第１の筐体までの高さを調整可能に構成されるので、送信部を植物よりも高い位置に配置することができる。これにより、無線信号が植物に遮られることを防止することができるという効果がある。   As described above, in the present invention, the first support member that supports the first housing is configured so that the height from the ground to the first housing can be adjusted. Can be arranged at a higher position. Thereby, there exists an effect that it can prevent that a radio signal is intercepted by a plant.

実施形態における農業用センサの概略構成図である。It is a schematic block diagram of the agricultural sensor in embodiment. 実施形態における農業用センサの別構成の概略構成図である。It is a schematic block diagram of another structure of the agricultural sensor in embodiment. 実施形態における農業用センサの設置例を示す概略図である。It is the schematic which shows the example of installation of the agricultural sensor in embodiment.

以下、本発明の実施の形態を図面に基づいて説明する。   Hereinafter, embodiments of the present invention will be described with reference to the drawings.

（実施形態）
図１に示すように、本実施形態の農業用センサ１は、農業用ハウス内に設けられ、植物９の周囲環境を測定して測定結果を無線信号で送信するセンサである。本実施形態の農業用センサ１は、測定部２と送信部３と第１の筐体４と第２の筐体５と第１の支持部材６とを備える。測定部２は、植物９の周囲環境を測定する。送信部３は、測定部２の測定結果を取得し、測定結果を無線信号で送信する。第１の筐体４は、送信部３を収納する。第２の筐体５は、測定部２を収納し、第１の筐体４と異なる。第１の支持部材６は、第１の筐体４を支持し、地面から第１の筐体４までの高さを調整可能に構成される。さらに、農業用センサ１は、第２の支持部材７を備える。第２の支持部材７は、第２の筐体５を支持し、地面から第２の筐体５までの高さを調整可能に構成される。 (Embodiment)
As shown in FIG. 1, an agricultural sensor 1 according to the present embodiment is a sensor that is provided in an agricultural house and measures the ambient environment of a plant 9 and transmits a measurement result by a radio signal. The agricultural sensor 1 of the present embodiment includes a measurement unit 2, a transmission unit 3, a first housing 4, a second housing 5, and a first support member 6. The measuring unit 2 measures the surrounding environment of the plant 9. The transmission part 3 acquires the measurement result of the measurement part 2, and transmits a measurement result with a radio signal. The first housing 4 houses the transmission unit 3. The second housing 5 houses the measurement unit 2 and is different from the first housing 4. The first support member 6 is configured to support the first housing 4 and adjust the height from the ground to the first housing 4. Further, the agricultural sensor 1 includes a second support member 7. The second support member 7 is configured to support the second housing 5 and adjust the height from the ground to the second housing 5.

以下に、本実施形態の農業用センサ１の構成について詳細に説明する。   Below, the structure of the agricultural sensor 1 of this embodiment is demonstrated in detail.

測定部２は、温度を測定する温度検出素子と湿度を測定する湿度検出素子とを一体に備えており、第２の筐体５に収納されている。第２の筐体５は、測定部２を収納しており、測定部２が外気と接触可能なように開口（図示なし）が形成されている。   The measurement unit 2 is integrally provided with a temperature detection element that measures temperature and a humidity detection element that measures humidity, and is housed in the second housing 5. The second housing 5 accommodates the measurement unit 2 and has an opening (not shown) so that the measurement unit 2 can come into contact with outside air.

測定部２と送信部３とは、ケーブル１０で接続されており、測定部２（温度検出素子、湿度検出素子）の測定結果は、電気信号に変換されケーブル１０を介して送信部３に出力される。   The measurement unit 2 and the transmission unit 3 are connected by a cable 10, and the measurement result of the measurement unit 2 (temperature detection element, humidity detection element) is converted into an electrical signal and output to the transmission unit 3 via the cable 10. Is done.

送信部３は、電波を伝送媒体に用いた無線信号を送信する通信インターフェースで構成されており、無線信号の送信に用いるアンテナ３１と一体に第１の筐体４に収納されている。また、第１の筐体４には、送信部３と測定部２とに電源供給する電池３２も収納されている。なお、電池３２から測定部２への電源供給は、ケーブル１０を介して行われる。   The transmission unit 3 includes a communication interface that transmits a radio signal using radio waves as a transmission medium, and is housed in the first housing 4 together with an antenna 31 used for transmission of the radio signal. The first housing 4 also stores a battery 32 that supplies power to the transmission unit 3 and the measurement unit 2. The power supply from the battery 32 to the measurement unit 2 is performed via the cable 10.

そして、送信部３から送信された無線信号は親機８が受信する。親機８は、農業用ハウス内に設けられた制御盤で構成されており、無線信号を受信する受信部８１と、測定結果を表示する表示部８２とを備える。さらに、親機８は、農業用センサ１の測定結果に基づいて、カーテンの開閉、ファンの制御、散水（潅水、噴霧）の制御などを行う制御部８３を備えている。   Then, the base unit 8 receives the radio signal transmitted from the transmission unit 3. The base unit 8 is composed of a control panel provided in an agricultural house, and includes a receiving unit 81 that receives a radio signal and a display unit 82 that displays a measurement result. Furthermore, the base unit 8 includes a control unit 83 that performs opening / closing of a curtain, control of a fan, control of watering (watering, spraying), and the like based on the measurement result of the agricultural sensor 1.

ここで、農業用ハウス内における植物９（農作物）の栽培において環境管理、特に植物９の周囲における環境（温度、湿度）の管理が重要となる。本実施形態では、栽培する植物９（農作物）としてほうれん草を想定しており、地面からの高さが１０ｃｍ程度の場所の温度、湿度を測定できるように測定部２の高さＬ１を設定している。具体的には、棒状部材で形成され、一部が地面に埋まるように設けられた第２の支持部材７で第２の筐体５を支持している。第２の支持部材７は、第２の筐体５を支持する高さが調整可能に構成されており、植物９の近傍に設けられている。   Here, in the cultivation of the plant 9 (agricultural crops) in the agricultural house, environmental management, particularly management of the environment (temperature, humidity) around the plant 9 is important. In this embodiment, spinach is assumed as the plant 9 (agricultural product) to be cultivated, and the height L1 of the measurement unit 2 is set so that the temperature and humidity at a place where the height from the ground is about 10 cm can be measured. Yes. Specifically, the second housing 5 is supported by a second support member 7 which is formed of a rod-shaped member and is provided so as to be partially buried in the ground. The second support member 7 is configured to be adjustable in height to support the second housing 5, and is provided in the vicinity of the plant 9.

また、測定部２に水がかかると測定結果に誤差が生じるため、保護部材５０で第２の筐体５を囲っている。保護部材５０は、内部空間の断面がＴ字状に形成されたカバーであり、第２の筐体５を内部に保持している。また、保護部材５０の側面の一部に開口部５１が形成されており、この開口部５１を介して空気が保護部材５０内に流入する。そして、保護部材５０は、測定部２の地面からの高さＬ１が植物９に合わせた高さとなるよう第２の支持部材７に取り付けられる。また、第２の支持部材７は、保護部材５０を取り付け可能な高さ位置が調整可能に構成されている。すなわち、第２の支持部材７は、地面から第２の筐体５までの高さＬ１を調整可能に構成されている。これにより、植物９の種類に応じて測定部２の高さＬ１を設定することができ、測定部２は、植物９の周囲環境をより正確に測定することができる。   In addition, when water is applied to the measurement unit 2, an error occurs in the measurement result. The protection member 50 is a cover in which the cross section of the internal space is formed in a T shape, and holds the second housing 5 inside. In addition, an opening 51 is formed in a part of the side surface of the protection member 50, and air flows into the protection member 50 through the opening 51. And the protection member 50 is attached to the 2nd support member 7 so that height L1 from the ground of the measurement part 2 may become the height united with the plant 9. FIG. Moreover, the 2nd supporting member 7 is comprised so that adjustment of the height position which can attach the protection member 50 is possible. That is, the second support member 7 is configured to be able to adjust the height L1 from the ground to the second housing 5. Thereby, the height L1 of the measurement part 2 can be set according to the kind of the plant 9, and the measurement part 2 can measure the surrounding environment of the plant 9 more correctly.

また、送信部３を収納する第１の筐体４は、第１の支持部材６によって支持されている。第１の支持部材６は、棒状部材で形成されており、一部が地面に埋まるよう設けられている。第１の筐体４は、下面の一部に有底の穴４０が設けられており、この穴４０に第１の支持部材６の上端部が嵌め込まれることで、第１の支持部材６に支持される。   The first housing 4 that houses the transmission unit 3 is supported by a first support member 6. The 1st support member 6 is formed with the rod-shaped member, and is provided so that one part may be buried in the ground. The first casing 4 is provided with a bottomed hole 40 in a part of the lower surface, and the upper end portion of the first support member 6 is fitted into the hole 40, so that the first support member 6 Supported.

また、第１の支持部材６は、軸部６１と筒部６２と分割されており、軸部６１と筒部６２との結合位置を調節することで第１の支持部材６の長さが調節可能に構成されている。軸部６１は、一端が地面に埋め込まれており、他端（上端）が筒部６２に嵌め込まれる。また、軸部６１および筒部６２の側面には軸方向（上下方向）と直交する方向に貫通する貫通孔（図示なし）が形成されている。そして、軸部６１と筒部６２とに形成された各貫通孔にピン６３が通されることで軸部６１と筒部６２とが結合される。また、軸部６１には、貫通孔が軸方向に複数設けられており、ピン６３を通す貫通孔を変更することによって、軸部６１と筒部６２との結合位置を調整することができ、第１の支持部材６の長さを調整することができる。これにより、地面から第１の筐体４までの高さが調整可能に構成される。なお、第１の筐体４の高さを調整する構成は上記に限定されることはなく、例えば第１の支持部材６に対して第１の筐体４が取り付けられる高さが調整可能なように構成されていてもよい。   The first support member 6 is divided into a shaft portion 61 and a tube portion 62, and the length of the first support member 6 is adjusted by adjusting the coupling position of the shaft portion 61 and the tube portion 62. It is configured to be possible. One end of the shaft portion 61 is embedded in the ground, and the other end (upper end) is fitted into the cylindrical portion 62. Further, a through-hole (not shown) penetrating in a direction orthogonal to the axial direction (vertical direction) is formed on the side surfaces of the shaft portion 61 and the cylindrical portion 62. And the shaft part 61 and the cylinder part 62 are couple | bonded by passing the pin 63 through each through-hole formed in the axis part 61 and the cylinder part 62. As shown in FIG. Further, the shaft portion 61 is provided with a plurality of through holes in the axial direction, and by changing the through hole through which the pin 63 passes, the coupling position of the shaft portion 61 and the cylindrical portion 62 can be adjusted. The length of the first support member 6 can be adjusted. Thereby, the height from the ground to the first housing 4 is configured to be adjustable. In addition, the structure which adjusts the height of the 1st housing | casing 4 is not limited above, For example, the height in which the 1st housing | casing 4 is attached with respect to the 1st support member 6 is adjustable. It may be configured as follows.

このように、本実施形態の農業用センサ１は、測定部２と送信部３とが別々の筐体（第１の筐体４，第２の筐体５）とに収納されており、互いに異なる高さに配置することができる。そして、本実施形態では、測定部２を植物９に合わせた高さＬ１に配置し、送信部３を植物９の高さＬ２よりも高い位置となるように配置している。これにより、植物９の周囲における環境（温度、湿度）を測定することができ、さらに、送信部３から送信される無線信号が植物９に遮られることなく親機８に伝達させることができる。   As described above, in the agricultural sensor 1 of the present embodiment, the measurement unit 2 and the transmission unit 3 are housed in separate housings (first housing 4 and second housing 5), and are mutually connected. Can be placed at different heights. And in this embodiment, the measurement part 2 is arrange | positioned at the height L1 match | combined with the plant 9, and the transmission part 3 is arrange | positioned so that it may become a position higher than the height L2 of the plant 9. FIG. Thereby, the environment (temperature, humidity) around the plant 9 can be measured, and further, the radio signal transmitted from the transmission unit 3 can be transmitted to the parent device 8 without being blocked by the plant 9.

また、農業用センサ１の変形例として、図２に示すように、第１の支持部材６と第２の支持部材７とを一体に構成し、軸部６１に保護部材５０（測定部２）を取り付けた構成であってもよい。この変形例においても、保護部材５０の取付位置の高さが調整可能に構成され、植物９の高さに合わせた高さに測定部２を配置することができる。   As a modification of the agricultural sensor 1, as shown in FIG. 2, the first support member 6 and the second support member 7 are integrally configured, and the protection member 50 (measurement unit 2) is provided on the shaft portion 61. The structure which attached may be sufficient. Also in this modification, the height of the attachment position of the protection member 50 is configured to be adjustable, and the measurement unit 2 can be arranged at a height that matches the height of the plant 9.

また、一般的に農業用ハウスの本体１１の脇には、潅水用のチューブ１２が配置されており、このチューブ１２に設けられた複数の孔から水が吐出される（図３参照）。図３における点線矢印は、チューブ１２から吐出される水の放物線を示しており、２点鎖線は各放物線の頂点を結ぶ線を示している。本実施形態では、第１の筐体４が潅水を妨げないよう、第１の筐体４を水の放物線、すなわち図３の２点鎖線よりも高い位置となるように配置している。このように第１の筐体４を配置することによって、第１の筐体４が植物９への潅水を妨げることを防止することができる。   In general, an irrigation tube 12 is disposed beside the main body 11 of the agricultural house, and water is discharged from a plurality of holes provided in the tube 12 (see FIG. 3). A dotted line arrow in FIG. 3 indicates a parabola of water discharged from the tube 12, and a two-dot chain line indicates a line connecting the apexes of the parabolas. In the present embodiment, the first housing 4 is disposed at a position higher than the parabola of water, that is, the two-dot chain line in FIG. 3 so that the first housing 4 does not hinder irrigation. By arranging the first casing 4 in this way, it is possible to prevent the first casing 4 from hindering irrigation of the plant 9.

なお、本実施形態では、植物９の周囲環境として温度、湿度を測定しているがいずれか一方を測定する構成でもよいし、温度、湿度以外の例えば炭酸ガス濃度、日射量などを測定する構成でもよい。   In the present embodiment, the temperature and humidity are measured as the ambient environment of the plant 9, but either one of them may be measured, or other than the temperature and humidity, for example, the carbon dioxide concentration, the amount of solar radiation, and the like may be measured. But you can.

上述した実施形態は本発明の一例である。このため、本発明は、上述の実施形態に限定されることはなく、この実施形態以外であっても、本発明に係る技術的思想を逸脱しない範囲であれば、設計等に応じて種々の変更が可能であることはもちろんのことである。   The above-described embodiment is an example of the present invention. For this reason, the present invention is not limited to the above-described embodiment, and various modifications can be made according to design and the like as long as the technical idea according to the present invention is not deviated from this embodiment. Of course, it can be changed.

１ 農業用センサ
２ 測定部
３ 送信部
４ 第１の筐体
５ 第２の筐体
６ 第１の支持部材
７ 第２の支持部材
８ 親機
９ 植物 DESCRIPTION OF SYMBOLS 1 Agricultural sensor 2 Measuring part 3 Transmitting part 4 1st housing | casing 5 2nd housing | casing 6 1st supporting member 7 2nd supporting member 8 Parent machine 9 Plant

Claims (1)

植物の周囲環境を測定する測定部と、
前記測定部の測定結果を取得し、前記測定結果を無線信号で送信する送信部と、
前記送信部を収納する第１の筐体と、
前記測定部を収納し、前記第１の筐体とは異なる第２の筐体と、
前記第１の筐体を支持し、地面から前記第１の筐体までの高さを調整可能に構成される第１の支持部材と、
前記第２の筐体を支持し、地面から前記第２の筐体までの高さを調整可能に構成される第２の支持部材と、を備え、
前記第１の筐体には、前記送信部及び前記測定部への電源供給用の電池が収納され、
前記第２の筐体には、前記測定部が外気と接触するための開口部が形成されており、
前記電池は、ケーブルを介して前記測定部に電源供給し、
前記第１の支持部材と前記第２の支持部材とは、一体に構成される
ことを特徴とする農業用センサ。 A measuring unit for measuring the surrounding environment of the plant;
A measurement unit that obtains a measurement result of the measurement unit and transmits the measurement result as a radio signal;
A first housing that houses the transmitter;
A second housing that houses the measuring section and is different from the first housing;
Supporting said first housing, a first support member adjustably configured the height of the up first casing from the ground,
A second support member configured to support the second casing and to be adjustable in height from the ground to the second casing;
A battery for supplying power to the transmission unit and the measurement unit is stored in the first casing.
The second housing is formed with an opening for the measurement unit to come into contact with outside air,
The battery supplies power to the measurement unit via a cable ,
The agricultural sensor, wherein the first support member and the second support member are integrally formed .
JP2014045574A 2014-03-07 2014-03-07 Agricultural sensor Active JP6464518B2 (en)

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