Selenium-rich rice cultivation equipment

Abstract

The utility model discloses selenium-rich rice cultivation equipment which comprises a culture dish, one side of the interior of the culture dish is fixedly connected with an inner plate, the other side of the interior of the culture dish is in threaded connection with a plurality of first screw rods, the first screw rods are symmetrically arranged, the height of a seedling tray is fixed by rotating the first screw rods clockwise, and the height of the seedling tray is adjusted by rotating the first screw rods clockwise. Then a knob is held to rotate the liquid level sensor in the side piece, the liquid level sensor is moved in the culture dish to the height at which the bottom of the liquid level sensor is immersed in the nutrient solution, the height of the nutrient solution in the culture dish is decreased along with the growth of seedlings in the seedling tray absorbing the nutrient solution, and when the height of a pressure surface is lower than a set value of the liquid level sensor, the pressure surface is pressed; the liquid level sensor sends a signal to the audible and visual alarm, the audible and visual alarm gives a prompt, a person can supplement the nutrient solution after receiving the prompt, timely supplement can be effectively carried out according to the specific absorption speed of rice with different growth speeds to the selenium-containing nutrient solution, and the growth nutrition requirement of the rice is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of rice cultivation, and in particular relates to selenium-enriched rice cultivation equipment. Background Art

[0002] Rice cultivation equipment refers to the machinery and tools used in the rice planting process. They can improve planting efficiency, save labor and promote agricultural modernization. They include seeders, seedling trays, seedling greenhouses, etc. The seeders can achieve fast and uniform sowing, and the seedling trays are used for seedling cultivation.

[0003] During use, some existing selenium-rich rice cultivation equipment requires personnel to regularly inject nutrient solution containing selenium into the culture dish. However, the growth rates of different batches of rice are different, and the regular injection of nutrient solution is difficult to meet the nutrient needs of faster-growing rice, which is inconvenient. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a selenium-rich rice cultivation equipment to solve the problem that some of the existing selenium-rich rice cultivation equipment proposed in the above background technology requires personnel to regularly inject nutrient solution containing selenium into the culture dish during use, and the growth rate of each batch of rice is different. The method of regularly injecting nutrient solution is difficult to meet the nutrient needs of faster-growing rice, which is relatively inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a selenium-rich rice cultivation device, comprising a culture dish, an inner plate fixedly connected to one side of the culture dish, a first screw threadedly connected to the other side of the culture dish, a plurality of first screws symmetrically arranged, sliding arms movably connected to the outside of the first screws through limiting holes, seedling trays fixedly connected to the bottom of the sliding arms, a side piece fixedly connected to one side of the culture dish, two side pieces symmetrically arranged, one of the side pieces having a second screw threadedly connected to the inner side, a liquid level sensor fixedly connected to the bottom end of the second screw, the liquid level sensor and the sound and light alarm electrically connected, the side piece fixedly connected to the bottom of the sound and light alarm.

[0006] Preferably, the inner plate is made of transparent acrylic material, and a culture dish is fixedly connected to the outer side of the inner plate.

[0007] Preferably, a scale is fixedly connected to one side of the culture dish, and the scale is located on one side of the inner plate.

[0008] Preferably, the limiting hole is a U-shaped structure, the inner side of the limiting hole is movably connected to the first screw rod, and the outer side of the first screw rod is threadedly connected to the culture dish.

[0009] Preferably, a limiting bar is fixedly connected to one side of the culture dish, and a plurality of limiting bars are symmetrically arranged, and sliding arms are slidably connected between adjacent limiting bars.

[0010] Preferably, a gasket is movably connected to the outer side of one end of the first screw rod, and a culture dish is threadedly connected to the outer side of the first screw rod.

[0011] Preferably, the top end of the second screw is fixedly connected with a knob, the outer side of the second screw is threadedly connected with a side piece, and one side of the side piece is fixedly connected with a culture dish.

[0012] Preferably, a spring is movably connected to the outer side of the second screw rod, and the spring is located between the knob and the side piece.

[0013] Compared with the prior art, the utility model provides a selenium-enriched rice cultivation device having the following

[0014] Beneficial effects:

[0015] 1. The utility model is provided with a liquid level sensor, the top of the liquid level sensor is fixedly connected with a second screw rod, the outer side of the second screw rod is threadedly connected with a side piece, one side of the top of the side piece is fixedly connected with an audible and visual alarm, the liquid level sensor and the audible and visual alarm are electrically connected, after the selenium-containing nutrient solution is injected into the culture dish, the rice seedlings are placed in the holes opened on the inner side of the seedling tray, the seedling tray is connected to the culture dish through the U-shaped first screw rod in the culture dish through the sliding arm, and is set to the required height of the bottom of the rice seedlings immersed in the nutrient solution, the first screw rod is rotated clockwise to fix the height of the seedling tray, and then the knob is held to The liquid level sensor is rotated in the side piece, and the liquid level sensor is moved in the culture dish to the height where the bottom of the liquid level sensor is immersed in the nutrient solution. As the seedlings in the seedling tray absorb the nutrient solution and grow, the height of the nutrient solution in the culture dish will also decrease. When the pressure surface height is lower than the set value of the liquid level sensor, the liquid level sensor sends a signal to the sound and light alarm, which prompts the personnel to replenish the nutrient solution after receiving the prompt. This can effectively replenish the selenium-containing nutrient solution in a timely manner according to the specific absorption rate of rice with different growth rates, thereby ensuring the nutritional needs of rice growth.

[0016] 2. The utility model provides a knob, the bottom of the knob is fixedly connected to a second screw, the outer side of the second screw is threadedly connected to a side piece, and one side of the side piece is fixedly connected to a culture dish, which can effectively facilitate personnel to directly pinch and rotate;

[0017] 3. The utility model provides a gasket, the inner side of which is movably connected to the first screw, and the outer side of which is threadedly connected to the culture dish, which can effectively reduce the looseness of the first screw during long-term use.

[0018] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 This is a schematic diagram of the axonometric structure of a selenium-enriched rice cultivation device proposed by the utility model;

[0021] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0022] Figure 3 This is a schematic diagram of the exploded structure of a selenium-enriched rice cultivation device proposed by the utility model;

[0023] Figure 4 This is a front view structural schematic diagram of a selenium-enriched rice cultivation device proposed by the utility model;

[0024] Figure 5 This is a side structural schematic diagram of a selenium-enriched rice cultivation device proposed by the utility model;

[0025] Figure 6 This is a schematic diagram of the top view of the structure of a selenium-enriched rice cultivation device proposed by the utility model;

[0026] In the figure: culture dish 1, inner plate 2, first screw 3, limit hole 4, sliding arm 5, seedling tray 6, side plate 7, second screw 8, liquid level sensor 9, sound and light alarm 10, knob 11, spring 12, scale 13, limit strip 14, gasket 15. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-6The utility model provides a technical solution: a selenium-enriched rice cultivation device, comprising a culture dish 1, an inner plate 2 is fixedly connected to one side of the culture dish 1, a first screw rod 3 is threadedly connected to the other side of the culture dish 1, a plurality of first screw rods 3 are symmetrically arranged, and a sliding arm 5 is movably connected to the outer side of the first screw rod 3 through a limiting hole 4, and a seedling tray 6 is fixedly connected to the bottom of the sliding arm 5, a side piece 7 is fixedly connected to one side of the culture dish 1, and two side pieces 7 are symmetrically arranged, one of which is threadedly connected to a second screw rod 8 on the inner side of one of the side pieces 7, and a liquid level sensor 9 is fixedly connected to the bottom end of the second screw 8, and the liquid level sensor 9 is electrically connected to an audible and visual alarm 10, and the bottom of the audible and visual alarm 10 is fixedly connected to the side piece 7, after a selenium-containing nutrient solution is injected into the culture dish 1, and after the rice seedlings are placed in the holes opened on the inner side of the seedling tray 6, the seedling tray 6 is moved in the culture dish through the sliding arm 5. 1 is connected to the culture dish 1 through a U-shaped first screw rod 3, and is set to the required height for the bottom of the rice seedlings to be immersed in the nutrient solution. The first screw rod 3 is rotated clockwise to fix the height of the seedling tray 6, and then the knob 11 is held to rotate the liquid level sensor 9 in the side plate 7, and the liquid level sensor 9 is moved in the culture dish 1 to the height at which the bottom of the liquid level sensor 9 is immersed in the nutrient solution. As the seedlings in the seedling tray 6 absorb the nutrient solution to grow, the height of the nutrient solution in the culture dish 1 will also decrease. When the pressure surface height is lower than the set value of the liquid level sensor 9, the liquid level sensor 9 sends a signal to the sound and light alarm 10, and the sound and light alarm 10 gives a prompt. After receiving the prompt, the personnel can supplement the nutrient solution, which can effectively and timely supplement the specific absorption rate of the selenium-containing nutrient solution of rice with different growth rates to ensure the growth nutrition of rice.

[0029] In the present invention, preferably, the inner plate 2 is made of transparent acrylic material, and the outer side of the inner plate 2 is fixedly connected with the culture dish 1, which can effectively facilitate personnel to directly observe the height of the nutrient solution injected into the culture dish 1.

[0030] In the present invention, preferably, a scale 13 is fixedly connected to one side of the culture dish 1 , and the scale 13 is located on one side of the inner plate 2 , and can effectively mark the rising and falling distances of the liquid level sensor 9 .

[0031] In the utility model, preferably, the limiting hole 4 is a U-shaped structure, the inner side of the limiting hole 4 is movably connected to the first screw 3, and the outer side of the first screw 3 is threadedly connected to the culture dish 1, which can effectively fine-tune the vertical height of the sliding arm 5 and improve the depth of the bottom of the seedlings contacting the nutrient solution.

[0032] In the utility model, preferably, a limit bar 14 is fixedly connected to one side of the culture dish 1, and a plurality of limit bars 14 are symmetrically arranged. The adjacent limit bars 14 are slidably connected with a sliding arm 5, which can effectively reduce the swing amplitude of the sliding arm 5.

[0033] In the utility model, preferably, the outer side of one end of the first screw rod 3 is movably connected with a gasket 15, and the outer side of the first screw rod 3 is threadedly connected with a culture dish 1, which can effectively ensure the stability of the first screw rod 3 during long-term use.

[0034] In the utility model, preferably, the top of the second screw rod 8 is fixedly connected with a knob 11, the outer side of the second screw rod 8 is threadedly connected with a side piece 7, and one side of the side piece 7 is fixedly connected with a culture dish 1, which can effectively facilitate personnel to directly pinch and rotate.

[0035] In the present invention, preferably, a spring 12 is movably connected to the outer side of the second screw rod 8 , and the spring 12 is located between the knob 11 and the side piece 7 , which effectively ensures the stability of the second screw rod 8 during long-term use.

[0036] The working principle and use process of the utility model are as follows: when in use, the selenium-containing nutrient solution is injected into the culture dish 1, and the rice seedlings are placed in the holes opened on the inner side of the seedling tray 6. The seedling tray 6 is connected to the culture dish 1 through the sliding arm 5 via the U-shaped first screw 3 in the culture dish 1, and is set to the required height for the bottom of the rice seedlings to be immersed in the nutrient solution. The first screw 3 is rotated clockwise to fix the height of the seedling tray 6, and then the knob 11 is held to rotate the liquid level sensor 9 in the side plate 7, and the liquid level sensor 9 is moved in the culture dish 1 to the height at which the bottom of the liquid level sensor 9 is immersed in the nutrient solution. As the seedlings in the seedling tray 6 absorb the nutrient solution to grow, the height of the nutrient solution in the culture dish 1 will also decrease. When the pressure surface height is lower than the set value of the liquid level sensor 9, the liquid level sensor 9 sends a signal to the sound and light alarm 10, which is prompted by the sound and light alarm 10. After receiving the prompt, the personnel can supplement the nutrient solution, which can effectively and timely supplement the specific absorption rate of the selenium-containing nutrient solution of rice with different growth rates, thereby ensuring the nutritional needs of rice growth.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A selenium-enriched rice cultivation device, comprising a culture dish (1), characterized in that: An inner plate (2) is fixedly connected to one side of the culture dish (1), and a first screw rod (3) is threadedly connected to the other side of the culture dish (1). A plurality of the first screw rods (3) are symmetrically arranged. The outer sides of the first screw rods (3) are movably connected to sliding arms (5) through limiting holes (4). The bottoms of the sliding arms (5) are fixedly connected to seedling trays (6). A side plate (7) is fixedly connected to one side of the culture dish (1). Two side plates (7) are symmetrically arranged. A second screw rod (8) is threadedly connected to the inner side of one of the side plates (7). A liquid level sensor (9) is fixedly connected to the bottom end of the second screw rod (8). The liquid level sensor (9) is electrically connected to an audible and visual alarm (10), and the bottom of the audible and visual alarm (10) is fixedly connected to the side plate (7).

2. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: The inner plate (2) is made of a transparent acrylic material, and a culture dish (1) is fixedly connected to the outer side of the inner plate (2).

3. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: A scale (13) is fixedly connected to one side of the culture dish (1), and the scale (13) is located on one side of the inner plate (2).

4. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: The limiting hole (4) is a U-shaped structure, the inner side of the limiting hole (4) is movably connected to the first screw rod (3), and the outer side of the first screw rod (3) is threadedly connected to the culture dish (1).

5. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: A limiting strip (14) is fixedly connected to one side of the culture dish (1), a plurality of limiting strips (14) are symmetrically arranged, and adjacent limiting strips (14) are slidably connected to sliding arms (5).

6. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: A gasket (15) is movably connected to the outer side of one end of the first screw rod (3), and a culture dish (1) is threadedly connected to the outer side of the first screw rod (3).

7. The selenium-enriched rice cultivation equipment according to claim 1, characterized in that: The top end of the second screw rod (8) is fixedly connected to a knob (11), the outer side of the second screw rod (8) is threadedly connected to a side plate (7), and one side of the side plate (7) is fixedly connected to a culture dish (1).

8. The selenium-enriched rice cultivation equipment according to claim 7, characterized in that: A spring (12) is movably connected to the outer side of the second screw rod (8), and the spring (12) is located between the knob (11) and the side plate (7).

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