A device for cultivating drought-resistant and salt-alkali-tolerant alfalfa varieties

Abstract

The invention relates to the technical field of alfalfa cultivation, and discloses a device for cultivating drought-resistant and salt-alkali-tolerant alfalfa varieties, comprising a concrete base and a concrete ring platform, wherein an annular cultivation area is formed between the concrete base and the concrete ring platform, the annular cultivation area is used for cultivating annularly distributed alfalfa, and a fertilization area is formed between adjacent annular alfalfa; a vertical tower is arranged on the concrete base; the vertical tower is connected with a cross rod through a ball bearing; a driving trolley is arranged at the free end of the cross rod, the driving trolley drives the cross rod to generate a circular rotation, and the driving trolley rolls along the concrete ring platform; there is also a silo for storing alfalfa seeds; there is also a movable and rotatable shovel head, the shovel head is used for grooving the land, so that the alfalfa seeds fall under the soil layer turned up by the shovel head, and a feeding pipe is used for sucking the alfalfa seeds in the silo; by arranging the shovel head, the present application can regularly loosen the soil in the fertilization area in the later stage, improve the soil quality, make the alfalfa grow in multiple crops, and increase the yield of the alfalfa.

Description

Technical Field

[0001] The invention belongs to cultivation equipment and relates to the technical field of alfalfa cultivation, in particular to a cultivation device for drought-resistant and salt-alkali-tolerant alfalfa varieties. Background Art

[0002] Alfalfa is a perennial herb of the Leguminosae family and the genus Alfalfa. It has thick roots that penetrate deep into the soil layer and a well-developed root neck. Its stems are erect, tufted or even procumbent, quadrangular, glabrous or slightly pubescent, with luxuriant branches and leaves. Alfalfa has a wide adaptability and prefers warm and semi-humid climate conditions. It is not very demanding on soil and can grow in soils that are too sticky, extremely barren sandy soils, and overly acidic or overly alkaline. It is most suitable for growing in loams that are deep, loose and rich in calcium. In the northern Tibetan pastoral area, the overall soil environment is very suitable for the growth of alfalfa.

[0003] A Chinese patent with application number 201910664518.8 discloses a device for improving alfalfa cultivation in saline-alkali land, including a fixed frame, a cultivation box, an irrigation assembly, a drug spraying assembly and a control box. The fixed frame is provided with a connecting rod and an adjustment hole. The cultivation box is movably connected to the fixed frame. A planting trough is provided inside the cultivation box. A one-way water permeable plate and a reverse osmosis pipe are provided at the lower end of the cultivation box. A desalination box is provided on the fixed frame. The reverse osmosis pipe is connected to the desalination box. A soil layer, a nutrient base layer and a water permeable layer are provided in the planting trough. A soil moisture detection device is provided in the nutrient base layer. The irrigation assembly includes a water storage tank and an irrigation pipe. The irrigation pipe is connected to the water storage tank through a connector. The drug spraying assembly includes a drug box and a spraying plate. The spraying plate is connected to the drug box. The control box is connected to the soil moisture detection device.

[0004] Chinese patent application number 201910374266.5 discloses a method and device for cultivating alfalfa safely over the winter in high altitude areas, which specifically includes the following steps: (1). First, when the temperature drops to between 5-10°C, a strip of ground with a width of 50-200 cm is separated on the ground for planting alfalfa in the 0-2 year seedling stage; (2). Then, ridges with a height of 30-50 cm are built on both sides of the strip of ground; (3). Then, a film is covered between two adjacent ridges, and the edges of the film are pressed down with surrounding soil blocks.

[0005] After years of research by the applicant, it was found that alfalfa grew well in the early stages of cultivation, but in the later stages, the soil quality could not be completely improved, so alfalfa could not grow for a long time, the alfalfa yield was low, and the effect of improving soil quality was minimal. Summary of the invention

[0006] The purpose of the present invention is to provide a device for cultivating drought-resistant and salt-alkali-tolerant alfalfa varieties, so as to solve the problem in the above background technology that alfalfa cannot grow for a long time because the soil quality cannot be completely improved in the later stage.

[0007] The technical scheme adopted by the present invention is as follows: a device for cultivating drought-resistant and salt-alkali-tolerant alfalfa varieties, comprising a concrete base and a concrete ring platform, a ring-shaped cultivation area is formed between the concrete base and the concrete ring platform, the ring-shaped cultivation area is used to cultivate alfalfa grass distributed in a ring shape, and a fertilization area is formed between adjacent ring-shaped alfalfa grasses; a tower is arranged on the concrete base; the tower is connected to a cross rod through a ball bearing; a driving trolley is arranged at the free end of the cross rod, the driving trolley drives the cross rod to rotate in a circle, and the driving trolley rolls along the concrete ring platform; A plurality of connecting seats are arranged on the crossbar, and the connecting seats are arranged at intervals; a bearing plate is provided on the connecting seats at both ends, and a silo is provided on the bearing plate, and the silo is used to store alfalfa seeds; a support is provided on the bottom surface of the silo, and a lead screw is rotatably connected to the support, and the lead screw is driven by a first motor, and a slide is threadedly connected to the lead screw, and the slide is guided by the slide rod; a vertical rod is provided on the bottom surface of the slide, and a first telescopic rod is provided at the lower end of the vertical rod, and a first optical axis is provided at the piston end of the first telescopic rod, and a first rotating plate is rotatably connected to the first optical axis, and the top surface of the first rotating plate A first hinge seat is provided, on which a second telescopic rod is rotatably connected, and a free end of the second telescopic rod is rotatably connected to a second hinge seat, and the second hinge seat is connected to the cylinder body of the first telescopic rod; a third hinge seat is provided on the rear side wall of the first rotating plate, on which a square tube seat is rotatably connected, and a shovel head is connected to the square tube seat, and the shovel head is used to make grooves on the land, and a first spring seat is provided at the waist of the shovel head, and a first spring is provided on the first spring seat, and a first arc rod is provided at the free end of the first spring, and a second spring is provided at the upper end of the first arc rod, and a second spring is provided at the upper end of the second arc rod. A second spring seat is provided at the free end of the spring, and the second spring seat is connected to the bottom surface of the first rotating plate; a feeding pipe is provided on the first spring seat, and the lower port of the feeding pipe is located behind the stroke of the shovel head. The feeding pipe is used to absorb alfalfa seeds in the silo, and a first slider is provided on the side wall of the feeding pipe. A first guide rail is slidably connected to the first slider, and the moving directions of the first slider and the slide are the same. The first guide rail is arranged on the silo, and a first foot seat is provided on the first slider, and the first foot seat is connected to the slide. A first vacuum pump is provided on the first foot seat, and the first vacuum pump is connected to the feeding pipe.

[0008] The tower includes a column arranged on a concrete base, and the upper end of the column is used to install a ball bearing; the side wall of the column is provided with an ear seat, and the ear seat is provided with an inclined beam, the lower end of the inclined beam is connected to the concrete base, a first support beam is provided between adjacent inclined beams, and a second support beam is provided between the first support beam and the column.

[0009] The driving trolley comprises a frame, the frame is provided with wheels, the wheels are driven by a gear box, the gear box is arranged on the frame, the gear box is driven by a driving motor, the frame is provided with a top block, and the top block is used for fixing the cross rod.

[0010] The shovel head comprises a shovel handle, the upper part of the shovel handle is a vertical section, the lower part is a curved section, a shovel tip is arranged on the curved section of the shovel handle; bent soil-dividing wings are arranged on both sides of the shovel tip, and the soil-dividing wings are inclined.

[0011] The roller body is provided with a receiving cavity, which is semi-cylindrical in shape and is used to store repair liquid. The top surface of the roller body is provided with a liquid injection tube, and the liquid injection tube is provided with a bottle cap; the lower side wall of the roller body is provided with a trapezoidal sheet, the number of which is 2, the trapezoidal sheet is perpendicular to the roller body, and the bottom surface of the trapezoidal sheet is provided with a slope surface; the bottom surface of the receiving cavity is provided with a plurality of first vertical grooves, which are arranged at equal intervals, and a second vertical groove is provided at the lower end of the first vertical groove, the diameter of the second vertical groove is smaller than the diameter of the first vertical groove, and the second vertical groove passes through the trapezoidal sheet downward, A transverse groove is provided on the side wall of the adjacent first vertical groove, and the transverse groove is located below the first vertical groove. A third vertical groove is provided on the transverse groove, and the third vertical groove is connected to the accommodating chamber. A U-shaped seat is connected to the accommodating chamber, and a plurality of sixth springs are provided on the horizontal section of the U-shaped seat, and the sixth springs extend into the first vertical groove. A plug is provided at the lower end of the sixth spring, and the plug is used to close the second vertical groove and the transverse groove. A push rod is provided on the bottom surface of the plug, and the push rod is slidably adapted to the second vertical groove. A trapezoidal piece extends out from the lower end of the push rod, and a drainage channel is provided on the side wall of the push rod, and the drainage channel is arranged vertically.

[0012] The beneficial effect of the present invention is that by providing a shovel head, the present invention can regularly loosen the soil in the fertilization area in the later stage, improve the soil quality, make alfalfa grow in multiple crops, and increase the yield of alfalfa. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of this application.

[0014] Figure 2 It is a schematic diagram of the main structure of the crossbar.

[0015] Figure 3 It is a schematic diagram of the three-dimensional structure of the vertical rod.

[0016] Figure 4 It is a schematic diagram of the three-dimensional structure of the second telescopic rod.

[0017] Figure 5 Schematic diagram of the side structure of the first arc rod.

[0018] Figure 6 This is a schematic diagram of the three-dimensional structure of the tower.

[0019] Figure 7 Schematic diagram of the exploded structure of the connecting seat.

[0020] Figure 8 A schematic diagram of the three-dimensional structure of the driving car.

[0021] Fig. 9 It is a schematic diagram of the three-dimensional structure of the traction component.

[0022] Fig.10 It is a schematic diagram of the three-dimensional structure of the shovel head.

[0023] Fig.11 It is a schematic diagram of the side cross-sectional structure of the silo.

[0024] Fig.12 It is a schematic diagram of the main cross-sectional structure of the spiral steel wire.

[0025] Fig.13 This is a schematic diagram of the three-dimensional structure of a fertilizer plow.

[0026] Fig.14 It is a schematic diagram of the side structure of the pressure plate.

[0027] Fig.15 This is a schematic diagram of the three-dimensional structure of the water pipe.

[0028] Fig.16 It is a schematic diagram of the three-dimensional structure of the third telescopic rod.

[0029] Fig.17 It is a schematic diagram of the three-dimensional structure of the second shaft.

[0030] Fig.18 It is a schematic diagram of the three-dimensional structure of the roller body.

[0031] Fig.19 It is a schematic diagram of the side view structure of the roulette wheel.

[0032] Fig. 20 A schematic diagram of the three-dimensional structure of a roulette wheel.

[0033] Fig.21 It is a schematic diagram of the three-dimensional structure of the seed box.

[0034] Fig. 22 It is a schematic diagram of the three-dimensional structure of the through hole.

[0035] Fig.23 It is a schematic diagram of the main structure of the special-shaped spring.

[0036] Fig.24 It is a schematic diagram of the three-dimensional structure of the special-shaped spring.

[0037] Fig.25 It is a schematic diagram of the main structure of the trapezoidal piece.

[0038] Fig.26 It is a schematic diagram of the main cross-sectional structure of the roller body.

[0039] Fig. 27 It is a schematic diagram of the three-dimensional structure of the top rod.

[0040] Fig.28 It is a schematic diagram of the side cross-sectional structure of a trapezoidal piece.

[0041] Fig.29 It is a schematic diagram of the side cross-sectional structure of the roller body.

[0042] In the figure: 1, concrete base; 2, concrete ring platform; 3, circular cultivation area; 4, fertilization area; 5, tower; 6, ball bearing; 7, cross rod; 8, driving trolley; 9, connecting seat; 10, traction assembly; 11, bearing plate; 12, silo; 13, support; 14, lead screw; 15, first motor; 16, slide; 17, slide rod; 18, vertical rod; 19, first telescopic rod; 20, piston end; 21, first optical axis; 22, first rotating plate; 23, first hinge seat; 24, second telescopic rod; 25, second hinge seat; 26, third hinge seat; 27, square tube seat; 28, shovel head; 29, first spring seat; 30, first spring; 31, first arc rod; 32, second spring; 33, second spring seat; 3 4. Feeding pipe; 35. First slider; 36. First guide rail; 37. First foot seat; 38. First vacuum pump; 39. Column; 40. Ear seat; 41. Oblique beam; 42. First support beam; 43. Second support beam; 44. Several-shaped seat; 45. Positioning bolt; 46. Notch groove; 47. U-shaped bolt; 48. Frame; 49. Wheel; 50. Gear box; 51. Drive motor; 52. Top block; 53. Vertical plate; 54. Horizontal plate; 55. Fourth hinge seat; 56. Pull rod; 57. Fifth hinge seat; 58. Steel cable; 59. Shovel handle; 60. Shovel tip; 61. Soil dividing wing; 62. Slope panel; 63. Partition plate; 64. Top cover; 65. Discharge port; 66. Turntable; 67. Spiral steel wire; 68. Second motor; 69. Fertilizer plow; 70, second guide rail; 71, second slider; 72, fertilizer pipe; 73, second foot seat; 74, second vacuum pump; 75, support rod; 76, sixth hinge seat; 77, pressure plate; 78, third spring seat; 79, third spring; 80, second arc rod; 81, fourth spring; 82, water storage tank; 83, water outlet; 84, third slider; 85, water pipe; 86, nozzle; 87, third foot seat; 88, water pump; 89, second optical axis; 90, second rotating plate; 91, seventh hinge seat; 92, third telescopic rod; 93, eighth hinge seat; 94, fixed plate; 95, roller; 96, rotating ring; 97, first shaft rod; 98, first connecting rod; 99, second shaft rod; 100, roller body; 101, spike part; 102, spindle; 103, third motor; 104, wheel; 105, extension rod; 106, seed box; 107, through hole; 108, fifth spring; 109, fourth spring seat; 110, special-shaped spring; 111, first L-shaped section; 112, first straight section; 113, spiral section; 114, second straight section; 115, second L-shaped section; 116, fifth spring seat; 117, sixth spring seat; 118, tooth groove; 119, accommodating chamber; 120, injection tube; 121, bottle cap; 122, trapezoidal sheet; 123, slope surface; 124, first vertical groove; 125, second vertical groove; 126, horizontal groove; 127, third vertical groove; 128, U-shaped seat; 129, sixth spring; 130, plug; 131, ejector rod;132. Drainage channel. ; DETAILED DESCRIPTION

[0043] Embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0044] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0045] In addition, the terms "first", "second", "third", "fourth", "fifth" and "sixth" are used for descriptive purposes only and shall not be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features.

[0046] In the description of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] like Figure 1~Figure 5As shown, a device for cultivating drought-resistant and salt-alkali-tolerant alfalfa varieties comprises a concrete base 1 and a concrete ring platform 2. An annular cultivation area 3 is formed between the concrete base 1 and the concrete ring platform 2. The annular cultivation area 3 is used for cultivating annularly distributed alfalfa, and a fertilization area 4 is formed between adjacent annular alfalfa. A vertical tower 5 is installed on the concrete base 1. The vertical tower 5 is connected to a cross rod 7 through a ball bearing 6. The cross rod 7 has a U-shaped cross section. A driving trolley 8 is installed at the free end of the cross rod 7. The driving trolley 8 drives the cross rod 7 to rotate in a circle and drives the trolley 8 to roll along the concrete ring platform 2. A plurality of connecting seats 9 are installed on the cross rod 7. The connecting seats 9 are arranged at intervals. A traction assembly 10 is installed on the connecting seat 9 in the middle, and the traction assembly 10 can increase the bearing capacity of the cross rod 7 to prevent the cross rod 7 from bending downward; a bearing plate 11 is fixed to the connecting seats 9 at both ends, and a silo 12 is connected to the bearing plate 11. The silo 12 is used to store alfalfa seeds. A support 13 is installed on the bottom surface of the silo 12. The number of the supports 13 is 2, and the two supports 13 are symmetrically arranged. A lead screw 14 is rotatably connected to the support 13, and the lead screw 14 is driven by a first motor 15. A slide 16 is threadedly connected to the lead screw 14, and the slide 16 is guided by a slide rod 17. The number of the slide rods 17 is 2, and the two slide rods 17 are symmetrically arranged. The slide rod 17 rotates with the support 13 Connection; A vertical rod 18 is installed on the bottom surface of the slide 16, and a first telescopic rod 19 is connected to the lower end of the vertical rod 18. The first telescopic rod 19 can be selected from one of an electric push rod, a cylinder, and a hydraulic cylinder. The piston end 20 of the first telescopic rod 19 is connected to a first optical axis 21, and a first rotating plate 22 is rotatably connected to the first optical axis 21. A first hinge seat 23 is installed on the top surface of the first rotating plate 22, and a second telescopic rod 24 is rotatably connected to the first hinge seat 23. The free end of the second telescopic rod 24 is rotatably connected to a second hinge seat 25, and the second hinge seat 25 is connected to the cylinder body of the first telescopic rod 19, and the second telescopic rod 24 drives the first rotating plate 22 to rotate; The rear side wall of the first rotating plate 22 A third hinged seat 26 is installed, a square tube seat 27 is rotatably connected to the third hinged seat 26, a shovel head 28 is connected to the square tube seat 27, the shovel head 28 is used to make grooves on the land, a first spring seat 29 is connected to the waist of the shovel head 28, a first spring 30 is connected to the first spring seat 29, a first arc rod 31 is connected to the free end of the first spring 30, a second spring 32 is connected to the upper end of the first arc rod 31, a second spring 32 is connected to the free end of the second spring 32, and the second spring seat 33 is connected to the bottom surface of the first rotating plate 22. By arranging the first spring 30 and the second spring 32, the shovel head 28 has elastic potential energy, can rebound when encountering an obstacle, and prevents the obstacle from damaging the shovel head 28;A feeding pipe 34 is installed on the first spring seat 29. The lower end of the feeding pipe 34 is located behind the stroke of the shovel head 28, so that the alfalfa seeds fall under the soil layer turned up by the shovel head 28. The upper end of the feeding pipe 34 extends into the silo 12. The feeding pipe 34 is used to absorb the alfalfa seeds in the silo 12. The side wall of the feeding pipe 34 is connected to a first slider 35. The first slider 35 is slidably connected to a first guide rail 36. The first slider 35 has the same moving direction as the slide 16. The first guide rail 36 is arranged on the silo 12. There is a first footrest 37, which is connected to the slide 16. A first vacuum pump 38 is provided on the first footrest 37, which is connected to the feeding pipe 34. By setting the first vacuum pump 38, the feeding pipe 34 extracts the alfalfa seeds in the silo 12, and then the alfalfa seeds fall into the soil layer, thereby realizing the cultivation of alfalfa seeds; the present application sets a shovel head 28, which can loosen the soil in the fertilization area 4 regularly in the later stage, improve the soil quality, make alfalfa grow in multiple crops, and increase the yield of alfalfa. ;

[0048] like Figure 6 As shown, as an optimization of the embodiment, the tower 5 includes a column 39 arranged on the concrete base 1, and the upper end of the column 39 is used to install the ball bearing 6; the side wall of the column 39 is connected with an ear seat 40, the number of the ear seats 40 is 4, and the 4 ear seats 40 are arranged at equal angles, and an inclined beam 41 is fixed to the ear seat 40 by bolts, and the lower end of the inclined beam 41 is connected to the concrete base 1 by embedded bolts, and a first support beam 42 is connected between adjacent inclined beams 41, and the number of the first support beams 42 is at least 3, and the three first support beams 42 are arranged at equal intervals from top to bottom, and a second support beam 43 is connected between the first support beam 42 and the column 39, and the second support beam 43 is arranged obliquely downward. By setting the tower 5, the stability of the cross rod 7 is improved.

[0049] like Figure 7 As shown, as an optimization of the embodiment, the connecting seat 9 includes a several-shaped seat 44, the notch of the several-shaped seat 44 is arc-shaped, and the two outward-turned parts of the several-shaped seat 44 are connected with positioning bolts 45, and the positioning bolts 45 are used to connect the bearing plate 11, and the notch of the several-shaped seat 44 is provided with a notch groove 46, and a U-shaped bolt 47 is slidably connected in the notch groove 46, and the threaded portion of the U-shaped bolt 47 penetrates upwardly through the top surface of the several-shaped seat 44, and the notch of the U-shaped bolt 47 and the notch of the several-shaped seat 44 are used to clamp and fix the cross rod 7.

[0050] like Figure 8 As shown, as an optimization of the embodiment, the driving trolley 8 includes a frame 48, on which wheels 49 are installed, and the wheels 49 are driven by a gear box 50. The gear box 50 is arranged on the frame 48, and the gear box 50 is driven by a drive motor 51 or a diesel engine. A top block 52 is installed on the frame 48, and the top block 52 is used to fix the cross rod 7; the frame 48 is used to install the traction assembly 10.

[0051] like Fig. 9 As shown, as an optimization of the embodiment, the traction assembly 10 includes a vertical plate 53 arranged on the frame 48, the height of the vertical plate 53 is greater than the height of the cross rod 7, the waist of the vertical plate 53 is connected with a cross plate 54, the cross plate 54 is located on the opposite side of the cross rod 7, the top surface of the cross plate 54 is connected with a fourth hinge seat 55, the fourth hinge seat 55 is hinged with a pull rod 56, the free end of the pull rod 56 is hinged with a fifth hinge seat 57, and the fifth hinge seat 57 is connected to the upper side wall of the vertical plate 53; the upper side wall of the vertical plate 53 is connected with a steel cable 58 by bolts, and the steel cable 58 has at least 3 lines, and the free end of the steel cable 58 is connected to the middle connecting seat 9. By setting the traction assembly 10, the cross rod 7 can be pulled in the reverse direction to avoid bending of the middle part of the cross rod 7.

[0052] like Fig.10 As shown, as an optimization of the embodiment, the shovel head 28 includes a shovel handle 59, the upper part of the shovel handle 59 is a vertical section, and the lower part is a curved section, and a shovel tip 60 is connected to the curved section of the shovel handle 59; bent soil-dividing wings 61 are welded on both sides of the shovel tip 60, and the soil-dividing wings 61 are inclined. The soil-dividing wings 61 can not only reduce resistance, but also the soil lifted by the shovel tip 60 falls on the soil-dividing wings 61 and breaks, thereby significantly improving the soil grooving effect.

[0053] like Fig.11 As shown, as an optimization of the embodiment, the silo 12 is connected with a slope panel 62, the shape of the slope panel 62 is an inverted V shape, and a partition 63 is connected to the top of the slope panel 62. The partition 63 divides the silo 12 into two chambers, one chamber is used to store alfalfa seeds, and the other chamber is used to store fertilizers. The top of the silo 12 is connected with a top cover 64; two discharge ports 65 are opened on the top cover 64, and the two discharge ports 65 are respectively opposite to the two chambers, and the discharge ports 65 are parallel to the guiding direction of the first guide rail 36; one of the discharge ports 65 is used to insert the feeding pipe 34.

[0054] like Fig.12 As shown, as an optimization of the embodiment, considering that the feeding pipe 34 is a fixed-point suction alfalfa seeds and fertilizers in the silo 12, there is a problem of local material shortage, a turntable 66 is rotatably connected in the silo 12, the number of the turntables 66 is 2, and a spiral steel wire 67 is connected between the two turntables 66, one of the turntables 66 is driven by the second motor 68. By setting the spiral steel wire 67, the alfalfa seeds and fertilizers in the silo 12 can be evenly distributed, avoiding the problem of local material shortage.

[0055] like Fig.13As shown, as an optimization of the embodiment, considering that alfalfa seeds need to be fertilized, the piston end 20 of the first telescopic rod 19 is connected to a fertilizer plow 69, the shape of the fertilizer plow 69 is a hook shape, the cross-sectional shape of the fertilizer plow 69 is V-shaped, and the tip of the fertilizer plow 69 is used to insert into the land of the fertilization area 4 for grooving; the silo 12 is connected to a second guide rail 70, and the second guide rail 70 is slidably connected to a second slider 71, and the second slider 71 has the same moving direction as the slide 16; the second slider 71 is connected to a fertilizer pipe 72, and the lower end of the fertilizer pipe 72 is located at the fertilizer area 4. At the rear of the stroke of the plow 69, the fertilizer falls under the soil layer turned up by the fertilizer plow 69, and the upper end of the fertilizer pipe 72 extends into another discharge port 65 of the silo 12, and the fertilizer pipe 72 is used to absorb the fertilizer in the silo 12; the second slider 71 is connected to a second foot seat 73, and the second foot seat 73 is connected to the slide 16. The second foot seat 73 is installed with a second vacuum pump 74, and the second vacuum pump 74 is connected to the fertilizer pipe 72. By setting the second vacuum pump 74, the fertilizer pipe 72 can extract the fertilizer in the silo 12, and then the fertilizer falls into the soil layer, thereby realizing the delivery of fertilizer.

[0056] like Fig.14 As shown, as an optimization of the embodiment, considering that the sown alfalfa seeds need to be crushed, the bottom surface of the first rotating plate 22 is connected to a support rod 75, and the support rod 75 is located behind the stroke of the shovel head 28. The lower end of the support rod 75 is hinged with a sixth hinge seat 76, and the sixth hinge seat 76 is connected to a pressure plate 77. The cross-sectional shape of the pressure plate 77 is a trapezoid. The inclined surface of the pressure plate 77 is used to introduce it into the sown soil layer to compact the alfalfa seeds under the soil layer. The top surface of the pressure plate 77 is connected to a third spring seat 78, and the third spring seat 78 is connected to a third spring 79. The free end of the third spring 79 is connected to a second arc rod 80, and the free end of the second arc rod 80 is connected to a fourth spring 81. The free end of the fourth spring 81 is connected to the support rod 75. By arranging the third spring 79 and the fourth spring 81, the inclined surface of the pressure plate 77 is slightly tilted upward, which is convenient for crushing the alfalfa seeds in the soil layer.

[0057] like Fig.15 As shown, as an optimization of the embodiment, considering that alfalfa seeds need to be watered, a water tank 82 is installed in the gap of the supporting plate 11, and a water outlet 83 is opened on the top surface of the water tank 82, and the water outlet 83 is parallel to the guiding direction of the first guide rail 36; the second guide rail 70 is connected to a third slider 84, and the third slider 84 is connected to a water pipe 85, and the lower end of the water pipe 85 is connected to a nozzle 86, and the nozzle 86 is located behind the stroke of the shovel head 28, and the upper end of the water pipe is inserted into the water outlet 83 of the water tank 82, and the third slider 84 is connected to a third foot seat 87, and the third foot seat 87 is connected to the slide 16, and the third foot seat 87 is connected to a water pump 88, and the water pump 88 is connected to the water pipe 85. By setting the water pump 88, the water in the water tank 82 is transported to the alfalfa seeds in the soil layer, thereby ensuring the survival rate of the alfalfa seeds.

[0058] like Figure 16~Figure 20 As shown, as an optimization of the embodiment, considering that the fertilization area 4 will become hardened in the later stage, the piston end 20 of the first telescopic rod 19 is connected to the second optical axis 89, and the second rotating plate 90 is rotatably connected to the second optical axis 89. The top surface of the second rotating plate 90 is installed with a seventh hinge seat 91, and the third telescopic rod 92 is rotatably connected to the seventh hinge seat 91. The free end of the third telescopic rod 92 is rotatably connected to the eighth hinge seat 93, and the eighth hinge seat 93 is connected to the cylinder body of the first telescopic rod 19, and the third telescopic rod 92 drives the second rotating plate 90 to rotate; the bottom surface of the second rotating plate 90 is connected to a fixed plate 94, and a plurality of rollers 95 are rotatably connected to the fixed plate 94. The rollers 95 are arranged at equal angles around the center of the fixed plate 94, and a rotating ring 96 is rotatably connected to the roller 95. The rotating ring 96 is provided with a plurality of first shaft rods 97, and the first shaft rod 97 is rotatably connected to the first connecting rod 98, and the free end of the first connecting rod 98 is fixedly connected to the second shaft rod 97. The second shaft 99 is fixedly connected to a roller body 100, and a spike portion 101 is threadedly connected to the side wall of the roller body 100. The spike portion 101 is located on the lower side wall of the roller body 100, and the spike portion 101 is used for rolling and crushing the soil in the fertilization area 4; a main shaft 102 is rotatably connected to the fixed seat, and the main shaft 102 is located at an eccentric position of the fixed disk 94, and the main shaft 102 is located on the inner side of the surface where the roller 95 is located. The main shaft 102 is driven by a third motor 103, and the main shaft A wheel disc 104 is fixedly connected to 102, and the number of the wheel discs 104 is 2. A plurality of extension rods 105 are connected to the two wheel discs 104, and the extension rods 105 are arranged at equal angles around the center of the wheel disc 104. The free ends of the extension rods 105 are rotatably connected to the roller body 100, and the rotating wheel is driven to rotate by the third motor 103. In combination with the limiting effect of the rotating ring 96, the spike portion 101 is always facing downward, intermittently crushing and breaking the fertilization area 4, thereby avoiding the problem of compaction.

[0059] like Figure 21~Figure 24As shown, as an optimization of the embodiment, considering that the alfalfa seeds discharged from the feeding pipe 34 are in an arc shape, causing the alfalfa seeds to be stacked together, affecting the growth of the alfalfa seeds, the lower end of the feeding pipe 34 is connected to a sowing box 106, and the bottom surface of the sowing box 106 is provided with through holes 107 arranged in a matrix, and the alfalfa seeds are discharged from the through holes 107, and the top surface of the sowing box 106 is connected to a fifth spring 108, and the upper end of the fifth spring 108 is connected to the shovel head 28; the top surface of the sowing box 106 is connected to a fourth spring seat 109, and the fourth spring seat 109 is connected to a special-shaped spring 110, and the special-shaped spring 110 consists of a first L-shaped segment 111, a first straight segment 112, a spiral segment 113, a second straight segment 114, and a second L-shaped segment 115. 15 are connected in sequence from left to right, the first L-shaped segment 111 is connected to the fourth spring seat 109, the first straight segment 112 is connected to the fifth spring seat 116, the fifth spring seat 116 is connected to the piston end 20 of the first telescopic rod 19, the second L-shaped segment 115 is connected to the sixth spring seat 117, the sixth spring seat 117 is connected to the fixed plate 94, the free end of the second L-shaped segment 115 extends outward from the sixth spring seat 117, the outer wall of the rotating ring 96 is provided with tooth grooves 118 arranged at equal angles, the tooth grooves 118 and the extended section of the second L-shaped segment 115 rub to generate vibration, feeding process: the rotating ring 96 rotates, the tooth grooves 118 and the special-shaped springs 110 rub to generate vibration, the vibration is transmitted to the seed box 106 through the special-shaped springs 110, and the alfalfa seeds in the seed box 106 are scattered along the width direction, avoiding the problem of alfalfa seed accumulation and ensuring the growth of alfalfa seeds.

[0060] like Figure 25~Figure 29As shown, as an optimization of the embodiment, considering that alfalfa grows in multiple crops and the soil needs to be repaired regularly, a accommodating chamber 119 is provided in the roller body 100, and the shape of the accommodating chamber 119 is semi-cylindrical, and the accommodating chamber 119 is used to store the repair liquid. The top surface of the roller body 100 is connected to a liquid injection tube 120, and a bottle cap 121 is threadedly connected to the liquid injection tube 120; the lower side wall of the roller body 100 is connected to a trapezoidal piece 122, the number of the trapezoidal pieces 122 is 2, the trapezoidal pieces 122 are perpendicular to the roller body 100, and the bottom surface of the trapezoidal piece 122 is provided with a slope surface 123, and the slope surface 121 is connected to the bottom surface of the roller body 100. The short side of the slope surface 123 is first inserted into the soil, and the long side of the slope surface 123 is inserted into the soil later; a plurality of first vertical grooves 124 are provided on the bottom surface of the accommodating cavity 119, and the first vertical grooves 124 are arranged at equal intervals. A second vertical groove 125 is provided at the lower end of the first vertical groove 124, and the diameter of the second vertical groove 125 is smaller than the diameter of the first vertical groove 124. The second vertical groove 125 passes through the trapezoidal sheet 122 downwardly, and a transverse groove 126 is provided on the side wall of the adjacent first vertical groove 124, and the transverse groove 126 is located below the first vertical groove 124. A third vertical groove 127 is provided on the transverse groove 126, and the third vertical groove 127 is aligned with the accommodating cavity 119. The receiving cavity 119 is connected; a U-shaped seat 128 is connected in the receiving cavity 119, the number of the U-shaped seats 128 is 2, and a plurality of sixth springs 129 are connected to the horizontal section of the U-shaped seat 128, and the plurality of sixth springs 129 are arranged at equal intervals, and the sixth spring 129 extends into the first vertical groove 124, and the lower end of the sixth spring 129 is connected to a plug 130, and the plug 130 is used to close the second vertical groove 125 and the horizontal groove 126, and the bottom surface of the plug 130 is connected to a push rod 131, and the push rod 131 is slidably adapted to the second vertical groove 125, and the lower end of the push rod 131 extends out of the trapezoidal sheet 12 2. A drainage channel 132 is provided on the side wall of the top rod 131, and the drainage channel 132 is arranged vertically. During the repair process: in the initial state, the plug 130 abuts against the second vertical groove 125, and the plug 130 closes the transverse groove 126, so that the repair liquid cannot be discharged. When the trapezoidal sheet 122 penetrates into the soil, the top rod 131 is squeezed, the plug 130 moves upward, and the sixth spring 129 contracts. The repair liquid flows into the soil through the third vertical groove 127, the transverse groove 126, the second vertical groove 125, and the drainage channel 132, and the soil is repaired at a position close to the annular alfalfa, thereby ensuring the multi-crop growth of alfalfa.

[0061] Although the present invention has been described in detail with reference to the aforementioned examples, it is still possible for those skilled in the art to make and modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A drought-resistant and salt-tolerant alfalfa variety cultivation device, comprising a concrete base (1) and a concrete ring platform (2), characterized in that: A tower (5) is provided on the concrete base (1); the tower (5) is connected to a cross rod (7) via a ball bearing (6); a driving trolley (8) is provided at the free end of the cross rod (7), the driving trolley (8) drives the cross rod (7) to rotate in a circle, and the driving trolley (8) rolls along the concrete ring platform (2); a plurality of connecting seats (9) are provided on the cross rod (7); a bearing plate (11) is provided on the connecting seats (9) at both ends, a material bin (12) is provided on the bearing plate (11), a support (13) is provided on the bottom surface of the material bin (12), a lead screw (14) is rotatably connected to the support (13), and the lead screw (14) is driven by a first motor (15) The guide screw (14) is threadedly connected to a slide table (16), and the slide table (16) is guided by a slide rod (17); a vertical rod (18) is provided on the bottom surface of the slide table (16), and a first telescopic rod (19) is provided at the lower end of the vertical rod (18); a first optical axis (21) is provided at the piston end (20) of the first telescopic rod (19), and a first rotating plate (22) is rotatably connected to the first optical axis (21); a first hinge seat (23) is provided on the top surface of the first rotating plate (22), and a second telescopic rod (24) is rotatably connected to the first hinge seat (23); a free end of the second telescopic rod (24) is rotatably connected to a second hinge seat (25); and the second hinge seat (25) is connected to the cylinder body of the first telescopic rod (19); a third hinge seat (26) is provided on the rear side wall of the first rotating plate (22); a square tube seat (27) is rotatably connected to the third hinge seat (26); a shovel head (28) is connected to the square tube seat (27); a first spring seat (29) is provided at the waist of the shovel head (28); a first spring (30) is provided on the first spring seat (29); a first arc rod (31) is provided at the free end of the first spring (30); a second spring (32) is provided at the upper end of the first arc rod (31); a second spring (32) is provided at the free end of the second spring (32); a second spring seat (33) is provided at the free end of the second spring (32); the second spring seat (33) is connected to the first rotating plate (22) The first spring seat (29) is provided with a feeding pipe (34), the lower end of which is located behind the stroke of the shovel head (28), and the feeding pipe (34) is used to absorb alfalfa seeds in the silo (12). The side wall of the feeding pipe (34) is provided with a first slider (35), and the first slider (35) is slidably connected with a first guide rail (36), and the first guide rail (36) is arranged on the silo (12). The first slider (35) is provided with a first foot seat (37), and the first foot seat (37) is connected to the slide table (16). The first foot seat (37) is provided with a first vacuum pump (38), and the first vacuum pump (38) is connected to the feeding pipe (34).

2. The drought-resistant and salt-alkali-tolerant alfalfa variety cultivation device according to claim 1, characterized in that: The connecting seat (9) comprises a several-shaped seat (44), the notch of the several-shaped seat (44) is arc-shaped, two outward-turned parts of the several-shaped seat (44) are provided with positioning bolts (45), the positioning bolts (45) are used to connect the bearing plate (11), the notch of the several-shaped seat (44) is provided with a notch groove (46), a U-shaped bolt (47) is slidably connected in the notch groove (46), the threaded portion of the U-shaped bolt (47) upwardly penetrates the top surface of the several-shaped seat (44), and the notch of the U-shaped bolt (47) and the notch of the several-shaped seat (44) are used to clamp and fix the cross rod (7).

3. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 1, characterized in that: A traction assembly (10) is provided on the middle connecting seat (9); the traction assembly (10) comprises a vertical plate (53), the vertical plate (53) is provided on the driving trolley (8), the height of the vertical plate (53) is greater than the height of the cross rod (7), a cross plate (54) is provided at the waist of the vertical plate (53), the cross plate (54) is located on the reverse side of the cross rod (7), a fourth hinge seat (55) is provided on the top surface of the cross plate (54), a pull rod (56) is hinged on the fourth hinge seat (55), a free end of the pull rod (56) is hinged on a fifth hinge seat (57), and the fifth hinge seat (57) is connected to the upper side wall of the vertical plate (53); a steel cable (58) is provided on the upper side wall of the vertical plate (53), and the free end of the steel cable (58) is connected to the middle connecting seat (9).

4. The drought-resistant and salt-alkali-tolerant alfalfa variety cultivation device according to claim 1, characterized in that: The silo (12) is provided with a slope panel (62) in an inverted V-shape. A partition (63) is provided at the top of the slope panel (62). The partition (63) divides the silo (12) into two chambers, one chamber for storing alfalfa seeds and the other chamber for storing fertilizers. A top cover (64) is provided at the top of the silo (12). Two discharge ports (65) are provided on the top cover (64). The two discharge ports (65) are respectively opposite to the two chambers. One of the discharge ports (65) is used to pass through a feeding pipe (34).

5. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 4, characterized in that: A rotating disk (66) is rotatably connected inside the silo (12), the number of the rotating disks (66) being two, a spiral steel wire (67) being provided between the two rotating disks (66), and one of the rotating disks (66) being driven by a second motor (68).

6. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 1, characterized in that: A fertilizer plow (69) is provided at the piston end (20) of the first telescopic rod (19); a second guide rail (70) is provided on the silo (12), and a second slider (71) is slidably connected to the second guide rail (70); a fertilizer pipe (72) is provided on the second slider (71), and a lower end of the fertilizer pipe (72) is located behind the stroke of the fertilizer plow (69), and the fertilizer pipe (72) is used to absorb fertilizer in the silo (12); a second foot seat (73) is provided on the second slider (71), and the second foot seat (73) is connected to the slide (16); a second vacuum pump (74) is provided on the second foot seat (73), and the second vacuum pump (74) is connected to the fertilizer pipe (72).

7. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 1, characterized in that: A support rod (75) is provided on the bottom surface of the first rotating plate (22), and the support rod (75) is located behind the stroke of the shovel head (28). A sixth hinge seat (76) is hinged at the lower end of the support rod (75), and a pressure plate (77) is provided on the sixth hinge seat (76). The cross-sectional shape of the pressure plate (77) is trapezoidal, and a third spring seat (78) is provided on the top surface of the pressure plate (77). A third spring (79) is provided on the third spring seat (78), and a second arc rod (80) is provided at the free end of the third spring (79). A fourth spring (81) is provided at the free end of the second arc rod (80), and the free end of the fourth spring (81) is connected to the support rod (75).

8. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 1, characterized in that: A water storage tank (82) is provided in the gap of the bearing plate (11), and a water outlet (83) is provided on the top surface of the water storage tank (82); a third slider (84) is provided on the second guide rail (70), and a water delivery pipe (85) is provided on the third slider (84), and a nozzle (86) is provided at the lower end of the water delivery pipe (85), and the nozzle (86) is located behind the stroke of the shovel head (28); the upper end of the delivery pipe is inserted into the water outlet (83) of the water storage tank (82); a third foot seat (87) is provided on the third slider (84), and the third foot seat (87) is connected to the slide table (16); a water pump (88) is provided on the third foot seat (87), and the water pump (88) is connected to the water delivery pipe (85).

9. The alfalfa drought-resistant and salt-alkali-tolerant variety cultivation device according to claim 1, characterized in that: The piston end (20) of the first telescopic rod (19) is provided with a second optical axis (89), and a second rotating plate (90) is rotatably connected to the second optical axis (89). A seventh hinge seat (91) is provided on the top surface of the second rotating plate (90), and a third telescopic rod (92) is rotatably connected to the seventh hinge seat (91). The free end of the third telescopic rod (92) is rotatably connected to an eighth hinge seat (93). The eighth hinge seat (93) is connected to the cylinder body of the first telescopic rod (19), and the third telescopic rod (92) drives the second rotating plate (90) to rotate. A fixed plate (94) is provided on the bottom surface of the second rotating plate (90), and a plurality of rollers (95) are rotatably connected to the fixed plate (94). The rollers (95) are arranged at equal angles around the center of the fixed plate (94), and a rotating ring (96) is rotatably connected to the rollers (95). The rotating ring (96) is provided with a plurality of first shaft rods (97), and the first shaft rods (97) are rotatably connected to the first shaft rods (97). A first connecting rod (98) is provided, the free end of the first connecting rod (98) is fixedly connected to a second shaft rod (99), a roller body (100) is fixedly connected to the second shaft rod (99), a side wall of the roller body (100) is provided with a spike portion (101), the spike portion (101) is located on the lower side wall of the roller body (100), and the spike portion (101) is used for rolling and crushing soil in a fertilization area (4); a main shaft (102) is rotatably connected to the fixed seat, and the main shaft (102) is located on the lower side wall of the roller body (100). The main shaft (102) is located at an eccentric position of the fixed disk (94), and the main shaft (102) is located on the inner side of the surface where the roller (95) is located. The main shaft (102) is driven by a third motor (103). A wheel disc (104) is fixedly connected to the main shaft (102). The wheel disc (104) is provided with a plurality of extension rods (105). The extension rods (105) are arranged at equal angles around the center of the wheel disc (104). The free ends of the extension rods (105) are rotatably connected to the roller body (100).

10. The drought-resistant and salt-alkali-tolerant alfalfa variety cultivation device according to claim 9, characterized in that: A seed sowing box (106) is provided at the lower end of the feeding pipe (34). The bottom surface of the seed sowing box (106) is provided with through holes (107) arranged in a matrix. Alfalfa seeds are discharged from the through holes (107). A fifth spring (108) is provided on the top surface of the seed sowing box (106). The upper end of the fifth spring (108) is connected to the shovel head (28). A fourth spring seat (109) is provided on the top surface of the seed sowing box (106). A special-shaped spring (110) is provided on the fourth spring seat (109). The special-shaped spring (110) consists of a first L-shaped segment (111), a first straight segment (112), a spiral segment (113), a second straight segment (114), and a second L-shaped segment (115). The first L-shaped segment (111), the first straight segment (112), the spiral segment (113), the second straight segment (114), and the second L-shaped segment (115). The rotating section (113), the second straight section (114), and the second L-shaped section (115) are connected in sequence from left to right. The first L-shaped section (111) is connected to the fourth spring seat (109). The first straight section (112) is provided with a fifth spring seat (116). The fifth spring seat (116) is connected to the piston end (20) of the first telescopic rod (19). The second L-shaped section (115) is provided with a sixth spring seat (117). The sixth spring seat (117) is connected to the fixed plate (94). The free end of the second L-shaped section (115) extends outward from the sixth spring seat (117). The outer wall of the rotating ring (96) is provided with tooth grooves (118) arranged at equal angles. The tooth grooves (118) and the extended section of the second L-shaped section (115) rub to generate vibration.

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