CN109959832B - Plant electric signal acquisition platform and method - Google Patents
Plant electric signal acquisition platform and method Download PDFInfo
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- CN109959832B CN109959832B CN201910341200.6A CN201910341200A CN109959832B CN 109959832 B CN109959832 B CN 109959832B CN 201910341200 A CN201910341200 A CN 201910341200A CN 109959832 B CN109959832 B CN 109959832B
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 description 33
- 241001116389 Aloe Species 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 240000007185 Albizia julibrissin Species 0.000 description 1
- 235000011468 Albizia julibrissin Nutrition 0.000 description 1
- 240000007087 Apium graveolens Species 0.000 description 1
- 235000015849 Apium graveolens Dulce Group Nutrition 0.000 description 1
- 235000010591 Appio Nutrition 0.000 description 1
- 241000723353 Chrysanthemum Species 0.000 description 1
- 235000007516 Chrysanthemum Nutrition 0.000 description 1
- 235000005633 Chrysanthemum balsamita Nutrition 0.000 description 1
- 235000007871 Chrysanthemum coronarium Nutrition 0.000 description 1
- 244000067456 Chrysanthemum coronarium Species 0.000 description 1
- 244000189548 Chrysanthemum x morifolium Species 0.000 description 1
- 241000755729 Clivia Species 0.000 description 1
- 240000001980 Cucurbita pepo Species 0.000 description 1
- 235000009852 Cucurbita pepo Nutrition 0.000 description 1
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 1
- 241000124033 Salix Species 0.000 description 1
- 240000003768 Solanum lycopersicum Species 0.000 description 1
- 244000228451 Stevia rebaudiana Species 0.000 description 1
- 235000006092 Stevia rebaudiana Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 235000011399 aloe vera Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007180 physiological regulation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cultivation Of Plants (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention relates to a plant electric signal acquisition platform and a method, wherein the acquisition platform comprises a base and a plurality of electrode positioning devices, a plurality of concentric annular sliding rails with different radiuses are arranged on the base, the annular sliding rails can rotate around the center of the base, the electrode positioning devices with corresponding numbers are arranged on the annular sliding rails according to acquisition requirements so as to acquire electric signals at a plurality of positions of a plurality of leaves or one leaf of a plant at the same time, the electrode positioning devices comprise bendable supporting rods, fixing units used for being connected with the supporting rods and clamping units used for clamping electrodes, the fixing units are arranged on the upper parts of the supporting rods and can move up and down along the supporting rods, the clamping units are arranged on the fixing units, and the lower parts of the supporting rods are connected with the annular sliding rails so as to rotate to the required positions along with the annular sliding rails. The acquisition platform and the method are beneficial to accurately acquiring the plant electric signals, and are simple to operate, flexible and easy to use.
Description
Technical Field
The invention relates to the technical field of plant information detection, in particular to a plant electric signal acquisition platform and a method.
Background
The plant electric signal can be transmitted from one point to another point in the plant body in a long-distance manner, is more effective and quicker than chemical signal transmission, is an important physiological signal for transmitting information by the plant, is very important in information transmission and physiological regulation in the life process, has very important theoretical and practical application values in the aspects of revealing life essence, protecting the precise agricultural environment and the like, but no stable, reliable and effective acquisition platform and acquisition method exist at present, acquired data contain a certain amount of error interference, and therefore, the accurate acquisition of the electric signal is a certain distance.
Disclosure of Invention
The invention aims to provide a plant electric signal acquisition platform and a method, which are beneficial to accurately acquiring plant electric signals, and are simple to operate, flexible and easy to use.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a plant electric signal acquisition platform, includes base and a plurality of electrode positioner, be equipped with a plurality of concentric annular slide rails but the radius is different on the base, a plurality of annular slide rails can rotate around the base center, set up corresponding quantity's electrode positioner on each annular slide rail according to gathering needs to gather the electric signal simultaneously to a plurality of leaves of plant or a plurality of positions of a leaf, electrode positioner includes the bracing piece that can buckle, is used for the fixed unit of being connected with the bracing piece and is used for the centre gripping unit of centre gripping electrode, the fixed unit is located bracing piece upper portion and can follow its oscilaltion, the centre gripping unit sets up on the fixed unit, bracing piece lower part and annular slide rail connection to rotate to required position along with annular slide rail.
Further, the base comprises two symmetrical semi-bases, each annular sliding rail also comprises two symmetrical semi-annular sliding rails correspondingly, and semi-annular sliding grooves matched with each semi-annular sliding rail are respectively formed in the two semi-bases so as to embed the corresponding semi-annular sliding rails.
Further, the bendable supporting rod comprises a lower rod, an upper rod and one or more middle rods arranged between the lower rod and the upper rod, the lower part of the lower rod is connected with the annular sliding rail, the fixing unit is arranged on the upper rod, and the lower rod, the middle rods and the upper rod are connected through hinges.
Further, the lower part of the lower rod is provided with an external threaded rod, and each semi-annular sliding rail is correspondingly provided with an internal threaded hole so as to be connected with the lower rod.
Further, the fixing unit comprises a first clamping block and a fixing bolt, the first clamping block is clamped on the supporting rod and can move up and down along the supporting rod, and the fixing bolt passes through the first clamping block along the direction opposite to the supporting rod so as to tightly press and lock the supporting rod when the first clamping block does not move, so that the first clamping block is fixed on the supporting rod.
Further, the clamping unit comprises a second clamping block and a clamping bolt, an electrode clamping sleeve for collecting plant electric signals is arranged in the second clamping block, and the clamping bolt passes through the second clamping block along the direction opposite to the electrode so as to tightly press and lock the electrode after the electrode is installed, so that the electrode is fixed on the second clamping block.
Further, the clamping unit is connected with the fixing unit through a threaded connector.
The invention also provides a plant electric signal acquisition method, which comprises the following steps:
1) Placing plants to be detected on a base of an acquisition platform;
2) Collecting electrical signals of single or multiple leaves on plants as required: selecting one or more blades to be detected, selecting one or more proper acquisition points on each blade to be detected, correspondingly selecting one or more electrode positioning devices according to the acquisition points, rotating the annular sliding rail to enable the electrode positioning devices to move to proper positions, adjusting supporting rods, fixing units and clamping units of the electrode positioning devices according to the directions and the shapes of the blades, enabling the clamped electrodes to come to proper positions, fixing the electrodes, and then penetrating the electrodes into the blades to acquire electric signals of the single or multiple blades.
Further, after the electrode is penetrated into the blade, waiting for 2-3 hours, and then collecting the electrical signals of the blade.
Compared with the prior art, the invention has the beneficial effects that: the electrode can be flexibly and conveniently adjusted according to the size and the shape of the plant to be detected, so that the electric signal of the plant to be detected can be collected in multiple directions and in all aspects, the whole collection process is high in stability, long-time collection can be performed, and the accuracy of data collection is improved.
Drawings
Fig. 1 is a schematic structural diagram of an acquisition platform according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a separation state of a semi-base and a semi-annular sliding rail according to an embodiment of the invention.
In the figure, 1, a base, 11, a semi-base, 12, a semi-annular sliding groove, 2, an annular sliding rail, 21, a semi-annular sliding rail, 22, an internally threaded hole, 3, a supporting rod, 31, an upper rod, 32, a middle rod, 33, a lower rod, 4, a fixing unit, 41, a first clamping block, 42, a fixing bolt, 5, a clamping unit, 51, a second clamping block, 52, a clamping bolt, 53 and an electrode.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific examples.
The plant electric signal acquisition platform disclosed by the invention comprises a base 1 and a plurality of electrode positioning devices, wherein the base 1 is provided with a plurality of concentric annular slide rails 2 with different radiuses, the annular slide rails 2 can rotate around the center of the base, the electrode positioning devices with corresponding numbers are arranged on the annular slide rails 2 according to acquisition requirements so as to acquire electric signals at a plurality of positions of a plurality of leaves or one leaf of a plant at the same time, each electrode positioning device comprises a bendable supporting rod 3, a fixing unit 4 used for being connected with the supporting rod 3 and a clamping unit 5 used for clamping an electrode, the fixing unit 4 is arranged at the upper part of the supporting rod 3 and can move up and down along the supporting rod, the clamping unit 5 is arranged on the fixing unit 4, and the lower part of the supporting rod 3 is connected with the annular slide rail 2 so as to rotate to a required position along with the annular slide rail 2.
In this embodiment, as shown in fig. 2, the base 1 is composed of two symmetrical detachable semi-bases 11, each annular slide rail 2 is correspondingly composed of two symmetrical semi-annular slide rails 21, and the two semi-bases 11 are respectively provided with a semi-annular slide groove 12 matched with each semi-annular slide rail 21 so as to embed the corresponding semi-annular slide rail 21, thereby realizing convenient installation of the annular slide rail. The supporting rod 3 capable of being bent comprises a lower rod 33, an upper rod 31 and one or more middle rods 32 arranged between the lower rod 33 and the upper rod 31, wherein the lower part of the lower rod 33 is connected with an annular sliding rail, the fixing unit 4 is arranged on the upper rod 31, and the lower rod 33, the middle rods 32 and the upper rod 31 are connected through hinges, so that the electrode mounting inconvenience caused by a scattered plant of a collection object can be adapted, the angle of the supporting rod can be adjusted according to the scattered angle of the plant, and the length of different electrodes penetrating into the plant body is consistent. The lower part of the lower rod 33 is provided with an external threaded rod, and each semi-annular sliding rail 21 is correspondingly provided with an internal threaded hole 22 for connecting the lower rod 33.
As shown in fig. 1, the fixing unit 4 includes a first clamping block 41 and a fixing bolt 42, the first clamping block 41 is clamped on the support rod 3 and can move up and down along the same, and the fixing bolt 42 passes through the first clamping block 41 in a direction opposite to the support rod to press and lock the support rod 3 when the first clamping block 41 does not move, so that the first clamping block 41 is fixed on the support rod 3. The clamping unit 5 comprises a second clamping block 51 and a clamping bolt 52, wherein an electrode 53 for collecting plant electric signals is clamped in the second clamping block 51, and the clamping bolt 52 passes through the second clamping block 51 along the direction opposite to the electrode so as to press and lock the electrode 53 after the electrode is installed, so that the electrode 53 is fixed on the second clamping block 51. The fixing unit 4 and the clamping unit 5 can be connected in various modes, can be fixedly formed together, and can also be connected through connecting pieces. In the present embodiment, the fixing unit 4 and the clamping unit 5 are connected by a screw connection.
The invention also provides a plant electric signal acquisition method corresponding to the acquisition platform, which comprises the following steps:
1) The plants to be detected are placed on the base 1 of the collection platform. The plants to be detected comprise some potted culture plants such as mimosa, celery, aloe, clivia, tomato, stevia rebaudiana, daisy, crowndaisy chrysanthemum, towel gourd, willow seedling and the like.
2) Collecting electrical signals of single or multiple leaves on plants as required: one or more blades to be detected are selected, and one or more proper collection points are selected on each blade to be detected. And correspondingly selecting one or more electrode positioning devices according to the acquisition points, and rotating the annular slide rail 2 to enable the electrode positioning devices to move to proper positions. According to the blade orientation and shape, the support rod 3, the fixing unit 4 and the clamping unit 5 of the electrode positioning device are adjusted to enable the clamped electrode to come to a proper position. The electrodes are fixed and then the electrodes are pierced into the blades to collect electrical signals from the blade or blades. After the electrode is penetrated into the blade, waiting for 2-3 hours, and then collecting the electrical signals of the blade, so that the accuracy of data is effectively ensured.
Specific embodiments of the invention are further described below by way of example of potted aloe plants to be tested, including but not limited to the following examples.
Collecting electric signals of potted aloe plants to be detected: placing potted aloe plants on a base of an acquisition platform; according to the size and the position of the blade to be detected, a corresponding annular sliding rail is selected and moved, so that the supporting rod reaches a proper position, and then the angle of the supporting rod is adjusted. The collection platform can be provided with a plurality of support rods, and can collect electrical signals of a plurality of leaves at the same time. According to the test purpose, the position of the acquisition point is accurately positioned, the fixing unit, the clamping unit and the fixing electrode are moved up and down, the fixing electrode and the fixing electrode are placed into a Faraday cage together, surrounding high-frequency electromagnetic interference, power frequency interference and the like are avoided, an electric signal can be displayed on an oscilloscope or a computer interface through a conditioning circuit and a collector, waiting for 2-3 hours, and then the electric signal is acquired. The whole acquisition process has very high stability, can effectively avoid some irrelevant interferences (such as secondary injury stimulus and the like), and greatly ensures the accuracy of the acquired electric signal data.
The invention provides a plant electric signal acquisition platform and a plant electric signal acquisition method, wherein a base of the acquisition platform provides a stable support for plants to be detected; the movable annular slide rail and the angle-adjustable support rod can be combined to assist in positioning the position of the plant to be detected for collecting the electric signals; the design of a plurality of support rods can enlarge the acquisition range and realize the omnibearing acquisition of the electric signals of the whole plant; the fixing unit and the clamping unit which can move up and down on the supporting rod can accurately position and fix the electrode, avoid irrelevant interference caused by repeated damage of detected plants and the like, and ensure the effectiveness of data acquisition.
The above is a preferred embodiment of the present invention, and all changes made according to the technical solution of the present invention belong to the protection scope of the present invention when the generated functional effects do not exceed the scope of the technical solution of the present invention.
Claims (7)
1. The plant electric signal acquisition platform is characterized by comprising a base and a plurality of electrode positioning devices, wherein a plurality of concentric annular sliding rails with different radiuses are arranged on the base, the annular sliding rails can rotate around the center of the base, the electrode positioning devices with corresponding numbers are arranged on the annular sliding rails according to acquisition requirements so as to acquire electric signals at a plurality of positions of a plurality of leaves or one leaf of a plant at the same time, the electrode positioning devices comprise bendable supporting rods, fixing units used for being connected with the supporting rods and clamping units used for clamping electrodes, the fixing units are arranged on the upper parts of the supporting rods and can move up and down along the supporting rods, the clamping units are arranged on the fixing units, and the lower parts of the supporting rods are connected with the annular sliding rails so as to rotate to the required positions along with the annular sliding rails;
the fixing unit comprises a first clamping block and a fixing bolt, wherein the first clamping block is clamped on the supporting rod and can move up and down along the supporting rod, and the fixing bolt passes through the first clamping block along the direction opposite to the supporting rod so as to tightly press and lock the supporting rod when the first clamping block does not move, so that the first clamping block is fixed on the supporting rod;
the clamping unit comprises a second clamping block and a clamping bolt, an electrode clamping sleeve for collecting plant electric signals is arranged in the second clamping block, and the clamping bolt passes through the second clamping block along the direction opposite to the electrode so as to tightly press and lock the electrode after the electrode is installed, so that the electrode is fixed on the second clamping block.
2. The plant electric signal acquisition platform according to claim 1, wherein the base is composed of two symmetrical semi-bases, each annular sliding rail is correspondingly composed of two symmetrical semi-annular sliding rails, and semi-annular sliding grooves matched with each semi-annular sliding rail are respectively formed in the two semi-bases so as to embed the corresponding semi-annular sliding rail.
3. The plant electric signal acquisition platform according to claim 2, wherein the bendable support rod comprises a lower rod, an upper rod and one or more middle rods arranged between the lower rod and the upper rod, the lower part of the lower rod is connected with the annular sliding rail, the fixing unit is arranged on the upper rod, and the lower rod, the middle rod and the upper rod are connected through hinges.
4. A plant electric signal acquisition platform according to claim 3, wherein the lower part of the lower rod is provided with an external threaded rod, and each semi-annular sliding rail is correspondingly provided with an internal threaded hole so as to be connected with the lower rod.
5. The plant electric signal acquisition platform according to claim 1, wherein the clamping unit is connected with the fixing unit by a threaded connection.
6. A plant electric signal collection method based on the plant electric signal collection platform according to claim 1, comprising the steps of:
1) Placing plants to be detected on a base of an acquisition platform;
2) Collecting electrical signals of single or multiple leaves on plants as required: selecting one or more blades to be detected, selecting one or more proper acquisition points on each blade to be detected, correspondingly selecting one or more electrode positioning devices according to the acquisition points, rotating the annular sliding rail to enable the electrode positioning devices to move to proper positions, adjusting supporting rods, fixing units and clamping units of the electrode positioning devices according to the directions and the shapes of the blades, enabling the clamped electrodes to come to proper positions, fixing the electrodes, and then penetrating the electrodes into the blades to acquire electric signals of the single or multiple blades.
7. The method for acquiring the plant electrical signal according to claim 6, wherein the electrode is inserted into the blade, and then the blade electrical signal is acquired after waiting 2 to 3 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910341200.6A CN109959832B (en) | 2019-04-25 | 2019-04-25 | Plant electric signal acquisition platform and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910341200.6A CN109959832B (en) | 2019-04-25 | 2019-04-25 | Plant electric signal acquisition platform and method |
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| Publication Number | Publication Date |
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| CN109959832A CN109959832A (en) | 2019-07-02 |
| CN109959832B true CN109959832B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910341200.6A Active CN109959832B (en) | 2019-04-25 | 2019-04-25 | Plant electric signal acquisition platform and method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105511526A (en) * | 2014-09-25 | 2016-04-20 | 天津职业技术师范大学 | Plant electric signal detection and contrast experimental apparatus |
| CN108271678A (en) * | 2018-03-16 | 2018-07-13 | 大连民族大学 | Plant growth environment managing device based on Internet of Things and management method |
| CN108508288A (en) * | 2018-01-22 | 2018-09-07 | 中国农业大学 | Plant electric signal detection device and method |
| CN210038009U (en) * | 2019-04-25 | 2020-02-07 | 福建农林大学 | Plant electric signal acquisition platform |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006041127B3 (en) * | 2006-09-01 | 2008-03-06 | Peter Osypka Stiftung Stiftung des bürgerlichen Rechts | Device for the examination or monitoring of plants |
| TW201325435A (en) * | 2011-12-22 | 2013-07-01 | Univ Nat Taiwan | Working stage structure and monitoring system for planting bed |
-
2019
- 2019-04-25 CN CN201910341200.6A patent/CN109959832B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105511526A (en) * | 2014-09-25 | 2016-04-20 | 天津职业技术师范大学 | Plant electric signal detection and contrast experimental apparatus |
| CN108508288A (en) * | 2018-01-22 | 2018-09-07 | 中国农业大学 | Plant electric signal detection device and method |
| CN108271678A (en) * | 2018-03-16 | 2018-07-13 | 大连民族大学 | Plant growth environment managing device based on Internet of Things and management method |
| CN210038009U (en) * | 2019-04-25 | 2020-02-07 | 福建农林大学 | Plant electric signal acquisition platform |
Non-Patent Citations (2)
| Title |
|---|
| 植物微弱电信号在线采集系统的设计;张晓辉;李艳贞;马红标;;计算机测量与控制(第11期);3728-3731 * |
| 植物电位信号采集与处理方法的研究;李国臣;于海业;李强征;马成林;宋振宇;;农机化研究(第06期);145-148 * |
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