Experimental device for comparing influence of oligosaccharide on grape growth state

Abstract

The utility model discloses an experimental device for comparing the influence of oligosaccharide on the growth state of grapes, and belongs to the field of plant growth experimental devices. The experimental device comprises a base, a box body is arranged above the base, and a first experimental groove and a second experimental groove which are opened up and down are formed in the box body; a bottom plate capable of ascending and descending is arranged below the box body and can block the lower ends of the first experiment groove and the second experiment groove; soil is placed at the upper end of the bottom plate to cultivate grape seedlings; a mounting frame is fixed to the upper end of the box body, two sliding blocks capable of synchronously and reversely sliding are arranged at the upper end of the mounting frame and located above the first experiment groove and the second experiment groove respectively, spraying pipes are fixed to the two sides of each sliding block respectively, and spraying heads are connected to the lower ends of the spraying pipes; the water and the oligosaccharide solution are sprayed into the first experimental tank and the second experimental tank respectively, so that the influence of oligosaccharide on the growth state of grapes is researched, and compared with the research by using an experimental field, the cost is greatly saved, and the management, control and operation are simpler.

Description

Technical Field

[0001] This invention belongs to the field of plant growth experimental devices, specifically relating to an experimental device for comparing the effects of oligosaccharides on grape growth. Background Technology

[0002] Oligosaccharides, also known as oligosaccharides or low-sugars, are a new type of functional sugar source. Oligosaccharides combine nutrition, health care, and dietary therapy. Moreover, in agricultural production, oligosaccharides not only promote crop growth and plant vigor but also enhance photosynthesis. They also show significant effects in stress resistance and disease and pest resistance, thus resulting in a stable and significant increase in income.

[0003] In existing technologies, experiments on the effects of oligosaccharides on grape growth status are usually conducted using experimental fields. However, experimental fields are costly and difficult to manage. Therefore, an experimental device for comparing the effects of oligosaccharides on grape growth status is proposed. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of this utility model is to provide an experimental device for comparing the effects of oligosaccharides on grape growth status, thus solving the problems in the prior art.

[0005] The objective of this utility model can be achieved through the following technical solutions:

[0006] An experimental apparatus for comparing the effects of oligosaccharides on grape growth includes a base, a box on top of the base, a first experimental trough and a second experimental trough that are open at both the top and bottom of the box; a liftable base plate at the bottom of the box that can seal the lower ends of the first and second experimental troughs; and soil placed on the upper part of the base plate to cultivate grape seedlings.

[0007] The upper end of the box is fixed with a mounting frame, and the upper end of the mounting frame is equipped with two sliders that can slide synchronously in opposite directions. The two sliders are located above the first experimental tank and the second experimental tank, respectively. Spray pipes are fixed on both sides of each slider, and the lower end of the spray pipes is connected to a nozzle. Water and oligosaccharide solution are sprayed into the first experimental tank and the second experimental tank, respectively, to study the effect of oligosaccharides on the growth status of grapes. Compared with using experimental fields for research, this method greatly saves costs and is simpler to control and operate.

[0008] Furthermore, a storage component is provided on both sides of each slider. The storage component includes a support plate that is slidably connected to the housing and the sliding direction is parallel to the sliding direction of the slider. The support plate is fixed to the slider by a connecting rod. A storage tank is fixed on the support plate. A discharge pipe is provided at the upper end of the storage tank to communicate with the spray pipe. Water is stored in the two storage tanks located on both sides of the first experimental tank, and oligosaccharide solution is stored in the two storage tanks located on both sides of the second experimental tank.

[0009] Further, the box side is provided with a T-shaped sliding groove, and one side of the supporting plate is in sliding fit with the T-shaped sliding groove.

[0010] Further, the two sliding blocks are in sliding connection with the mounting frame, two fixed plates are arranged on the upper end of the mounting frame, a rotatable screw rod is arranged between the two fixed plates, the screw rod is provided with a first external thread and a second external thread with opposite rotation directions and equal pitches, and the first external thread and the second external thread respectively penetrate through the two sliding blocks and are in threaded connection with the sliding blocks.

[0011] Further, the thread angles of the first external thread and the second external thread are smaller than equivalent friction angles.

[0012] Further, two scraping frames are fixed to the upper end of the bottom plate and are matched with the first experiment tank and the second experiment tank respectively.

[0013] Further, the box is provided with a supporting frame to be fixed to the base, and a hydraulic cylinder is arranged on the upper end of the base to directly drive the bottom plate to ascend and descend.

[0014] Further, a supporting rod is fixed to the upper end of the bottom plate to wind the branch diameter of the grape seedling.

[0015] Further, a screw rod is arranged at the lower end of the supporting rod, and a threaded hole is arranged at the upper end of the bottom plate, and the screw rod and the threaded hole are matched with each other.

[0016] Further, at least four universal wheels are arranged at the lower end of the base.

[0017] The beneficial effects of the utility model are as follows:

[0018] 1. The first experiment tank and the second experiment tank are arranged in the box, and the bottom plate assembly is arranged at the lower end of the box to block the lower ends of the two experiment tanks, the soil is arranged on the upper end of the bottom plate, and the grape seedlings are cultivated in the two experiment tanks; in addition, the spraying assembly is arranged on the box, the two sliding blocks are arranged in the spraying assembly and slide in opposite directions, the spraying pipes are arranged on the two sliding blocks, and the water and oligosaccharide solution are sprayed into the first experiment tank and the second experiment tank respectively, so that the comparative experiment is realized, the influence of the oligosaccharide on the growth state of the grape is researched, the cost is greatly saved, and the control and operation are more simple and convenient.

[0019] 2. The bottom plate is arranged to be adjustable in lifting, so that the soil in the experiment tank can be replaced and unloaded, and the subsequent experiment is facilitated.

[0020] 3. The two scraping frames are arranged on the upper end of the bottom plate and are matched with the first experiment tank and the second experiment tank respectively, the soil adhered to the side walls of the experiment tanks can be scraped off, and the convenience of cleaning the box is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, for those skilled in the art, other drawings can also be obtained based on these drawings without any creative effort.

[0022] Figure 1 is a schematic diagram of the overall structure of the experimental device of the present application;

[0023] Figure 2 is a schematic diagram of the box structure of the present application;

[0024] Figure 3 is a schematic diagram of the bottom plate assembly structure of the present application;

[0025] Figure 4 is a schematic diagram of the vertical rod structure of the present application;

[0026] Figure 5 is a schematic diagram of the spraying assembly structure of the present application;

[0027] Figure 6 is a schematic diagram of the first lead screw structure of the present application;

[0028] Figure 7 is a schematic diagram of the storage assembly structure of the present application. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without any creative effort fall within the scope of the present application.

[0030] As shown in Figure 1 , the experimental device for comparing the influence of oligosaccharides on the growth state of grape includes a base 1, at least four universal wheels are arranged at the lower end of the base 1 to facilitate the displacement and transportation of the experimental device, and a brake is arranged on the universal wheels to control the displacement of the base 1 at any time,

[0031] A box 2 is arranged above the base 1, as shown in Figure 2 , the side of the box 2 is provided with a support frame 23 to be fixed with the base 1, so as to fix the box 2 above the base 1; a first experimental tank 21 and a second experimental tank 22 are arranged in the box 2, and the upper and lower ends of the first experimental tank 21 and the second experimental tank 22 are both open;

[0032] The lower end of the box 2 is provided with a bottom plate assembly 3, as shown inFigure 3 As shown, the bottom plate assembly 3 includes a hydraulic cylinder 34 fixed at the upper end of the base 1, the driving shaft of the hydraulic cylinder 34 is fixed with the bottom plate 31, and the bottom plate 31 can be driven to rise and fall, and the bottom plate 31 can block the lower end of the box 2 to achieve the blocking of the lower end of the first experimental tank 21 and the second experimental tank 22;

[0033] During the experiment, soil is added to the upper end of the bottom plate 31 in the first experimental tank 21 and the second experimental tank 22, respectively, and then the seedlings are planted in the soil in the first experimental tank 21 and the second experimental tank 22, respectively, for cultivation and growth; the seedlings in the first experimental tank 21 are sprayed with water, and the seedlings in the second experimental tank 22 are sprayed with oligosaccharide solution, to observe the growth of the seedlings, so as to analyze the influence of oligosaccharide on the growth state of grape;

[0034] The upper end of the bottom plate 31 has a plurality of support rods 32, and after the seedlings are planted, the branches of the seedlings are wound on the support rods 32; in this embodiment, as shown, Figure 4 The lower end of the support rod 32 is provided with a screw rod 321, and the upper end of the bottom plate 31 is provided with a threaded hole, and the screw rod 321 and the threaded hole are matched to realize the detachable fixing between the support rod 32 and the screw rod 321.

[0035] Of course, in some embodiments, the support rod 32 can also be directly fixed on the upper end of the bottom plate 31 by bonding or welding.

[0036] In this embodiment, the upper end of the bottom plate 31 is fixed with two scraping frames 33, and the two scraping frames 33 are respectively in sliding cooperation with the first experimental tank 21 and the second experimental tank 22 (i.e. the four sides of the two scraping frames 33 are respectively in cooperation with the four side walls of the first experimental tank 21 and the second experimental tank 22); after the experiment is completed, the soil at the upper end of the bottom plate 31 needs to be cleaned, and the bottom plate 31 is controlled to descend, so that the soil can be separated from the box 2, and the two scraping frames 33 can scrape the soil adhered to the side walls of the first experimental tank 21 and the second experimental tank 22, so as to facilitate the cleaning of the soil in the box, and only the soil at the upper end of the bottom plate 1 needs to be cleaned, which is convenient for the next round of experiment.

[0037] The upper end of the box 2 is provided with a spraying assembly 4, which can spray water and oligosaccharide solution into the first experimental tank 21 and the second experimental tank 22, respectively, to perform a grape growth comparison experiment; as shown, Figure 5As shown, the spraying assembly 4 comprises a mounting frame 41 fixed on the upper end of the box 2, two sliding blocks 42 capable of synchronous reverse sliding are arranged on the mounting frame 41, the two sliding blocks 42 are located above the first experimental tank 21 and the second experimental tank 22 respectively, two spraying pipes 43 are fixed on the two sides of each sliding block 42, the lower end of the spraying pipe 43 is connected with a spray head 44, the spraying pipe 43 is connected with a pump, and the water or oligosaccharide solution can be sprayed in the box 2; and with the reciprocating sliding of the two sliding blocks 42, the spraying range and uniformity can be improved.

[0038] In the embodiment, the two sliding blocks 42 are in sliding connection with the mounting frame 41, two fixed plates 411 are arranged on the upper end of the mounting frame 41, a lead screw 45 is rotatably connected between the two fixed plates 411, as shown in the figure, Figure 6 As shown, the two ends of the lead screw 45 are respectively provided with a first external thread 421 and a second external thread 452 with opposite rotation directions and equal pitches, the first external thread 451 and the second external thread 452 respectively penetrate the two sliding blocks 42 and are in threaded connection with the sliding blocks 42, a motor is arranged on one of the fixed plates 411 to drive the rotation of the lead screw 45, and the synchronous reverse sliding of the two sliding blocks 42 can be realized.

[0039] In addition, in order to ensure that the sliding block 42 remains stable after position adjustment, the lead screw 45 needs to have self-locking property, that is, the thread angles of the first external thread 451 and the second external thread 452 are both smaller than the equivalent friction angle.

[0040] Of course, the mode for driving the synchronous reverse sliding of the two sliding blocks 42 includes but is not limited to the structure of the lead screw 45 in the embodiment, and in some embodiments, two air cylinders can also be arranged on the mounting frame 41 to drive the synchronous reverse sliding of the two sliding blocks 42.

[0041] One storage assembly 5 is arranged on each side of the sliding block 42, the storage assembly 5 comprises a support plate 51 in sliding connection with the box 2, and the sliding direction of the support plate 51 is parallel to the sliding direction of the sliding block 42; the support plate 51 is fixed with the sliding block 42 through a connecting rod 52, so as to realize the synchronous sliding of the support plate 51 and the sliding block 42, a storage tank 53 is fixed on the support plate 51, and a discharge pipe 54 is arranged on the upper end of the storage tank 53 to communicate with the spraying pipe 43; and the two storage tanks 53 located on the two sides of the first experimental tank 21 store water, and the two storage tanks 53 located on the two sides of the second experimental tank 22 store oligosaccharide solution.

[0042] During the spraying operation, the support plate 51 moves with the sliding block 42, which can avoid the bending and deformation damage of the spraying pipe 43, so as to affect the spraying operation.

[0043] In the embodiment, a T-shaped sliding groove 24 is arranged on the box 2, one end of the support plate 51 is in sliding cooperation with the T-shaped sliding groove 24, so as to realize the sliding connection between the support plate 51 and the box 2, and only the sliding degree of freedom of the support plate 51 is reserved.

[0044] In addition, two fluorescent lamps are arranged on the mounting frame 41 to provide light for the grape seedlings in the first experimental tank 21 and the second experimental tank 22, so as to assist the growth.

[0045] Working principle:

[0046] The first experimental tank 21 and the second experimental tank 22 are arranged in the box 2, and the bottom plate assembly 3 is arranged at the lower end of the box 2 to block the lower ends of the two experimental tanks, and the soil is arranged on the upper end of the bottom plate 31 to cultivate grape seedlings in the two experimental tanks, respectively; in addition, the spraying assembly 4 is arranged on the box 2, the spraying assembly 4 is provided with two synchronous reverse sliding sliding blocks 42, and the two sliding blocks 42 are respectively provided with spraying pipes 42 to respectively spray water and oligosaccharide solution in the first experimental tank 21 and the second experimental tank 22, so as to realize the comparative experiment, so as to study the influence of oligosaccharide on the growth state of grape, compared with the use of test field to study, the cost is greatly saved, and the control and operation are more simple and convenient. The bottom plate 31 is arranged to be capable of lifting and adjusting, so as to facilitate the replacement and unloading of the soil in the experimental tank, so as to facilitate the subsequent experiment. The two scraping frames 33 are arranged on the upper end of the bottom plate 31 to cooperate with the first experimental tank 21 and the second experimental tank 22, respectively, so that the soil adhered to the side wall of the experimental tank can be scraped off, so as to improve the convenience of cleaning the box 2.

[0047] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The basic principles, main features and advantages of the present application have been shown and described. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. An experimental apparatus for comparing the effects of oligosaccharides on grape growth status, comprising a base (1), characterized in that, A box (2) is set above the base (1), and a first experimental trough (21) and a second experimental trough (22) with both the top and bottom open are set in the box (2); a bottom plate (31) that can be raised and lowered is set below the box (2), which can seal the lower ends of the first experimental trough (21) and the second experimental trough (22); soil is placed on the top of the bottom plate (31) to cultivate grape seedlings; The upper end of the box (2) is fixed with a mounting bracket (41). The upper end of the mounting bracket (41) is provided with two sliders (42) that can slide synchronously in opposite directions. The two sliders (42) are located above the first experimental tank (21) and the second experimental tank (22) respectively. Each slider (42) has a spray pipe (43) fixed on both sides. The lower end of the spray pipe (43) is connected to a nozzle (44) and sprays water and oligosaccharide solution into the first experimental tank (21) and the second experimental tank (22) respectively.

2. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1, characterized in that, Each slider (42) has a storage component (5) on both sides. The storage component (5) includes a support plate (51) that is slidably connected to the box (2) and the sliding direction is parallel to the sliding direction of the slider (42). The support plate (51) is fixed to the slider (42) by a connecting rod (52). A storage tank (53) is fixed on the support plate (51). A discharge pipe (54) is provided at the upper end of the storage tank (53) to communicate with the spray pipe (43). Water is stored in the two storage tanks (53) on both sides of the first experimental tank (21), and oligosaccharide solution is stored in the two storage tanks (53) on both sides of the second experimental tank (22).

3. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 2, characterized in that, The box body (2) has a T-shaped groove (24) on its side, and one side of the support plate (51) slides in cooperation with the T-shaped groove (24).

4. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1, characterized in that, Both sliders (42) are slidably connected to the mounting bracket (41). The upper end of the mounting bracket (41) is provided with two fixing plates (411). A rotatable lead screw (45) is provided between the two fixing plates (411). The two ends of the lead screw (45) are respectively provided with a first external thread (451) and a second external thread (452) with opposite directions and equal pitch. The first external thread (451) and the second external thread (452) pass through the two sliders (42) and are threadedly connected to them.

5. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 4, characterized in that, The thread helix angles of the first external thread (451) and the second external thread (452) are both less than the equivalent friction angle.

6. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1, characterized in that, Two scraping frames (33) are fixed at the upper end of the base plate (31), and the two scraping frames (33) are respectively matched with the first experimental tank (21) and the second experimental tank (22).

7. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1, characterized in that, The housing (2) is provided with a support frame (23) to fix it to the base (1); the upper end of the base (1) is equipped with a hydraulic cylinder (34) to directly drive the base plate (31) to rise and fall.

8. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1 or 7, characterized in that, The upper end of the base plate (31) is fixed with a support rod (32) to wrap around the grape seedling branches.

9. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 8, characterized in that, The lower end of the support rod (32) is provided with a screw (321), and the upper end of the base plate (1) is provided with a threaded hole, and the screw (321) and the threaded hole cooperate with each other.

10. The experimental apparatus for comparing the effects of oligosaccharides on grape growth status according to claim 1, characterized in that, The base (1) is provided with at least four casters at its lower end.

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