CN108668689B - Plant root system growth experimental device - Google Patents
Plant root system growth experimental device Download PDFInfo
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- CN108668689B CN108668689B CN201810417596.3A CN201810417596A CN108668689B CN 108668689 B CN108668689 B CN 108668689B CN 201810417596 A CN201810417596 A CN 201810417596A CN 108668689 B CN108668689 B CN 108668689B
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- connecting rod
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/028—Multi-compartmented pots
Abstract
The invention discloses a plant root growth experimental device, which comprises a growth box, wherein a plurality of node fixing rods are vertically supported in the growth box, four lifting chutes with symmetrical circumference are vertically formed in the peripheral side walls of the node fixing rods, an adjusting groove is formed in the central position of each node fixing rod, a partition fixing frame for fixing a net partition plate is clamped in each lifting chute through two lifting slide blocks, a lifting fixture block is fixed on the inner side wall of each lifting slide block through a fixture block connecting rod, an adjusting rod is vertically arranged in each adjusting groove, the bottom of each adjusting rod is supported on the top surface of a pressing plate, the pressing plate is fixed at the inner bottom of each adjusting groove through a pressing spring, a plurality of cassette connecting rods are fixed on the rod wall of each adjusting rod, and a limiting cassette is fixed at the outer; the invention controls the connecting direction of the net partition plates by the node fixing rods capable of adjusting the fixing direction, and can collect soil samples in the area enclosed by any square grids in the growth box.
Description
Technical Field
The invention relates to the field of experimental devices, in particular to a plant root growth experimental device.
Background
The root system is an important growth organ of the plant, is a dynamic interface between soil and the plant, and mainly plays a role in absorbing water and mineral nutrients from the soil and conveying the water and mineral nutrients to the overground part for utilization, and simultaneously fixes the plant in the soil. The root system plays a very important role in the plant's perception of environmental changes and its interaction with the environment. The root system can feel the change of the environmental factor and transmit the change to the overground part, so that the overground part can make adaptive response. Therefore, the disciplines of plant, ecology, environment, etc. are widely developed
The research on morphological characteristics of root systems of plants, metabolic activity, root secretion, the relationship between plants and soil and the like, wherein the research on the rhizosphere soil of plants is particularly important. The rhizosphere is a micro-area soil area which is affected by the activity of the plant root system and is different from a soil body in physical, chemical and biological properties, is close to the plant root system, and is an interface with very frequent material exchange of a plant-soil ecosystem.
Because root system growing environment's complexity, researcher often uses the rhizosphere case or the rhizosphere bag that the volume is littleer as culture apparatus, it limits plant rhizosphere growth in certain growth range, plant growth's soil is rhizosphere soil promptly, rhizosphere soil extraction element on the existing market can only be sampled with fixed soil region such as certain rectangle or annular mostly, general root system growth has the shape of extension and irregularity, the sampling region of this kind of injeciton has limited rhizosphere soil and has gathered the accuracy of research, therefore, we need one kind can be according to the root system growth condition, the plant root system growth experimental apparatus of the regional soil of arbitrary shape of sampling.
Disclosure of Invention
The invention aims to provide a plant root growth experimental device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a plant root growth experimental device comprises a growth box, a net clapboard, a clapboard fixing frame, a frame connecting rod, a node fixing rod, a lifting chute, lifting slide blocks, a fixture block connecting rod, a lifting fixture block, an outer connecting rod port, an inner connecting rod port, an adjusting groove, an adjusting rod, a fixture seat connecting rod, a limiting fixture seat, a fixture seat clamping block groove, a fixture seat connecting rod port, an adjusting block, a pressing plate and a pressing spring, wherein a plurality of node fixing rods are vertically supported in the growth box, four lifting chutes which are circumferentially symmetrical are vertically arranged on the peripheral side wall of each node fixing rod, the adjusting groove is arranged at the central position of each node fixing rod, two lifting slide blocks are clamped in the lifting chutes, the inner connecting rod port is arranged on the inner side wall of each lifting chute, the outer connecting rod port is arranged on the outer side wall of each lifting chute, the frame connecting rod is fixed on the outer connecting rod port, and the frame, the net partition plate is fixed on the outer side wall of the partition plate fixing frame, a fixture block connecting rod is fixed on the inner side wall of the lifting sliding block, the fixture block connecting rod penetrates through an inner connecting rod port and extends into the adjusting groove, a lifting fixture block is fixed at the inner side end of the fixture block connecting rod, an adjusting rod is vertically arranged in the adjusting groove, the bottom of the adjusting rod is supported on the top surface of the pressing plate, the pressing plate is fixed at the inner bottom of the adjusting groove through a pressing spring, a plurality of clamping seat connecting rods are fixed on the rod wall of the adjusting rod, the clamping seat connecting rods are fixed in a mode of being separated by a right angle and a flat angle, a limiting clamping seat is fixed at the outer side end of each clamping seat connecting rod, a clamping seat groove is formed in the top of the limiting clamping seat.
Further scheme: the growth box is a rectangular box with an upward opening.
Further scheme: the box plate of the growth box is made of a transparent acrylic plate.
Further scheme: the lifting sliding groove is a trapezoidal groove with an upward opening.
Further scheme: the adjusting groove is a circular groove with an upward opening.
Further scheme: the inner connecting rod opening and the outer connecting rod opening are both vertically provided rectangular openings.
Further scheme: the lifting clamping block is a rectangular metal block.
Further scheme: the clamping block groove of the clamping seat is a rectangular groove with an upward opening.
Compared with the prior art, the invention has the beneficial effects that: the invention controls the connection direction of the net partition plates by the node fixing rods capable of adjusting the fixing direction, can collect soil samples in an area enclosed by any square in the growth box, and can be rectangular, square, frame-shaped, L-shaped and the like, and can finish root system soil collection operation in a specific area according to requirements, so that the selection of the area for collecting the soil samples is more flexible, and the growth characteristics of the root system are better fitted.
Drawings
Fig. 1 is a schematic structural diagram of a plant root growth experimental device.
Fig. 2 is a schematic structural diagram of a in the experimental device for plant root system growth.
FIG. 3 is a schematic structural diagram of a left side view of a plant root system growth experimental apparatus.
Fig. 4 is a schematic structural diagram of a limiting clamping seat 1 in a plant root system growth experimental device.
Fig. 5 shows two fixing modes of the lifting fixture block on the adjusting rod in the experimental device for plant root growth.
In the figure: the growth box comprises a growth box 1, a net partition plate 2, a partition plate fixing frame 3, a frame connecting rod 4, a node fixing rod 5, a lifting sliding groove 6, a lifting sliding block 7, a clamping block connecting rod 8, a lifting clamping block 9, an outer connecting rod port 10, an inner connecting rod port 11, an adjusting groove 12, an adjusting rod 13, a clamping block connecting rod 14, a limiting clamping block 15, a clamping block groove 16, a clamping block connecting rod port 17, an adjusting block 18, a pressing plate 19 and a pressing spring 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a plant root system growth experimental apparatus includes a growth box 1, a mesh partition plate 2, a partition plate fixing frame 3, a frame connecting rod 4, a node fixing rod 5, a lifting sliding groove 6, a lifting sliding block 7, a fixture block connecting rod 8, a lifting fixture block 9, an outer connecting rod port 10, an inner connecting rod port 11, an adjusting groove 12, an adjusting rod 13, a fixture block connecting rod 14, a limiting fixture block 15, a fixture block groove 16, a fixture block connecting rod port 17, an adjusting block 18, a pressing plate 19, and a pressing spring 20, wherein the growth box 1 is a rectangular box with an upward opening, a box plate of the growth box 1 is made of a transparent acrylic plate, a plurality of node fixing rods 5 are vertically supported inside the growth box 1, four lifting sliding grooves 6 with circumferential symmetry are vertically formed on peripheral side walls of the node fixing rods 5, an adjusting groove 12 is formed at a central position of, the lifting chute 6 is a trapezoidal groove with an upward opening, the adjusting groove 12 is a circular groove with an upward opening, two lifting sliders 7 are clamped in the lifting chute 6, an inner connecting rod opening 11 is formed in the inner side wall of the lifting chute 6, an outer connecting rod opening 10 is formed in the outer side wall of the lifting chute 6, the inner connecting rod opening 11 and the outer connecting rod opening 10 are both vertically-arranged rectangular openings, a frame connecting rod 4 is fixed on the outer side wall of each lifting slider 7, the frame connecting rod 4 penetrates through the outer connecting rod opening 10 and is fixed on the inner side wall of the partition fixing frame 3, the net partition plate 2 is fixed on the outer side wall of the partition fixing frame 3, a fixture block connecting rod 8 is fixed on the inner side wall of each lifting slider 7, the fixture block connecting rod 8 penetrates through the inner connecting rod opening 11 and extends into the adjusting groove 12, a lifting fixture block 9 is fixed on the inner side end of the fixture block connecting rod 8, and, an adjusting rod 13 is vertically arranged in the adjusting groove 12, the bottom of the adjusting rod 13 is supported on the top surface of a pressing plate 19, the pressing plate 19 is fixed at the inner bottom of the adjusting groove 12 through a pressing spring 20, a plurality of clamping seat connecting rods 14 are fixed on the rod wall of the adjusting rod 13, the clamping seat connecting rods 14 are fixed in a right-angle-separated fixed mode and a straight-angle-separated fixed mode, a limiting clamping seat 15 is fixed at the outer side end of the clamping seat connecting rod 14, a clamping seat groove 16 is formed in the top of the limiting clamping seat 15, the clamping seat groove 16 is a rectangular groove with an upward opening, and a clamping seat connecting rod opening 17 is formed in the outer side panel of the limiting clamping seat.
The working principle of the invention is as follows: when the device is used, firstly, the two sides of the net partition boards 2 are fixed with the partition board fixing frames 3, the partition board fixing frames 3 are inserted into the lifting chutes 6 through the lifting sliders 7 for fixing, the net partition boards 2 are clamped in the lifting chutes 6 of the node fixing rods 5 in a grid form, the inside of the growth box 1 is enclosed into a plurality of grid areas, the node fixing rods 5 are fixed nodes, the node fixing rods 5 are supported at the bottom in the growth box 1, the grid spaces among the net partition boards 2 are filled with soil, the soil height is lower than the top opening height of the node fixing rods 5, then plants are planted among the grids, when soil sampling is needed to be carried out on plant roots, adjusting rods 13 with different fixing modes are inserted into the adjusting grooves 12 according to sampling areas, the rectangular areas are enclosed by the net partition boards 2, adjusting rods 13 which are separated by flat angle fixing clamping seat connecting rods 14 are inserted into the adjusting grooves 12 on the straight line, when the sampling device is fixed, firstly, the adjusting rod 13 is pressed downwards through the adjusting block 18, then the adjusting rod 13 is rotated, the adjusting block 18 is loosened, the pressing plate 19 pushes the adjusting rod 13 upwards, the lifting fixture block 9 is clamped into the limiting clamping seat 15 for fixing through the adjusting rod 13, therefore, the net partition plates 2 at two sides of the node fixing rod 5 which are separated by a flat angle are mutually connected, the adjacent net partition plates 2 are connected into a rectangular plane, the adjusting rods 13 which are separated by a right-angle fixing connecting rod clamping seat 14 are inserted into the adjusting grooves 12 of the two node fixing rods 5 which are separated by the rectangular edge, the two separated net partition plates 2 are vertically fixed in a right-angle bending mode, after the sampling area is selected, the adjusting rod 13 can be lifted through the adjusting block 18, the soil in the sampling area clamped between the net partition plates 2 is integrally taken out, and therefore, the soil sample enclosed into an area by any square can be collected in the growth box 1 through, the soil sampling device can be rectangular, square, frame-shaped, L-shaped and the like, and can complete the root system soil sampling operation in a specific area as required, so that the selection of the area for collecting soil samples is more flexible, and the growth characteristics of the root system are more attached.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A plant root growth experimental device comprises a growth box (1), a net partition plate (2), a partition plate fixing frame (3), a frame connecting rod (4), a node fixing rod (5), a lifting sliding groove (6), a lifting sliding block (7), a clamping block connecting rod (8), a lifting clamping block (9), an outer connecting rod port (10), an inner connecting rod port (11), an adjusting groove (12), an adjusting rod (13), a clamping seat connecting rod (14), a limiting clamping seat (15), a clamping seat groove (16), a clamping seat connecting rod port (17), an adjusting block (18), a pressing plate (19) and a pressing spring (20), and is characterized in that a plurality of node fixing rods (5) are vertically supported in the growth box (1), four lifting sliding grooves (6) which are circumferentially symmetrical are vertically formed in the peripheral side walls of the node fixing rods (5), and the adjusting groove (12) is formed in the central position of the node fixing rods, the lifting chute (6) is internally clamped with two lifting slide blocks (7), the inner side wall of the lifting chute (6) is provided with an inner connecting rod port (11), the outer side wall of the lifting chute (6) is provided with an outer connecting rod port (10), the outer side wall of the lifting slide block (7) is fixed with a frame connecting rod (4), the frame connecting rod (4) penetrates through the outer connecting rod port (10) and is fixed on the inner side wall of a partition plate fixing frame (3), a net partition plate (2) is fixed on the outer side wall of the partition plate fixing frame (3), the inner side wall of the lifting slide block (7) is fixed with a fixture block connecting rod (8), the fixture block connecting rod (8) penetrates through the inner connecting rod port (11) and extends into an adjusting groove (12), a lifting fixture block (9) is fixed at the inner side end of the fixture block connecting rod (8), an adjusting rod (13) is vertically arranged in the adjusting groove (12), and the bottom of the adjusting rod (13, the pressing plate (19) is fixed at the inner bottom of the adjusting groove (12) through a pressing spring (20), a plurality of clamping seat connecting rods (14) are fixed on the rod wall of the adjusting rod (13), the fixing mode of the clamping seat connecting rods (14) is divided into a right-angle-separated fixed setting and a straight-angle-separated fixed setting, a limiting clamping seat (15) is fixed at the outer side end of the clamping seat connecting rod (14), a clamping seat groove (16) is formed in the top of the limiting clamping seat (15), and a clamping seat connecting rod opening (17) is formed in the outer side panel of the limiting clamping seat (15).
2. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the growth box (1) is a rectangular box with an upward opening.
3. The experimental device for the growth of the plant roots according to claim 1, wherein the box plate of the growth box (1) is made of a transparent acrylic plate.
4. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the lifting chute (6) is a trapezoidal groove with an upward opening.
5. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the adjusting groove (12) is a circular groove with an upward opening.
6. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the inner connecting rod opening (11) and the outer connecting rod opening (10) are both vertically opened rectangular openings.
7. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the lifting fixture block (9) is a rectangular metal block.
8. The experimental device for the growth of the plant root system as claimed in claim 1, wherein the block slot (16) of the clamping seat is a rectangular groove with an upward opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417596.3A CN108668689B (en) | 2018-05-04 | 2018-05-04 | Plant root system growth experimental device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417596.3A CN108668689B (en) | 2018-05-04 | 2018-05-04 | Plant root system growth experimental device |
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| CN108668689A CN108668689A (en) | 2018-10-19 |
| CN108668689B true CN108668689B (en) | 2020-02-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109633125B (en) * | 2018-12-28 | 2021-06-08 | 长春师范大学 | Simulation research method and device for formation of humus substances by soil animals |
| CN111149547A (en) * | 2020-01-20 | 2020-05-15 | 山东省农业科学院生物技术研究中心 | Planting device and planting method for keeping complete root systems of crops |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101082547B (en) * | 2007-07-12 | 2010-09-08 | 浙江大学 | Plants root box culturing device used for rhizosphere soil sampling |
| CN201540215U (en) * | 2009-11-30 | 2010-08-04 | 魏海刚 | Straight-pushing taking in situ soil sampler |
| WO2013125965A2 (en) * | 2012-02-20 | 2013-08-29 | UNIWERSYTET ROLNICZY IM. HUGONA KOłłĄTAJA | Container for collection of undisturbed soil samples, method of collecting, preparing and analysing undisturbed soil samples, and equipment for defining soil hydraulic conductivity |
| CN103293021B (en) * | 2012-03-05 | 2015-03-04 | 华中农业大学 | Soil cutting device for accurately obtaining non-rhizosphere soils at different distances from rhizosphere |
| CN104062417B (en) * | 2014-06-17 | 2015-10-28 | 中国农业科学院农业资源与农业区划研究所 | The structure of micro-territory, a kind of field test model and sample collection method |
| CN204241255U (en) * | 2014-11-28 | 2015-04-01 | 内蒙古自治区农牧业科学院 | Root system sampler |
| CN206618577U (en) * | 2017-04-17 | 2017-11-07 | 黑龙江省农业科学院植物保护研究所 | A kind of plant rhizosphere soil harvester |
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