Miniature seeder suitable for hilly and mountainous areas

Abstract

The utility model discloses a miniature seeding machine suitable for hilly and mountainous areas. The miniature seeding machine comprises a rack, a crawler-type walking mechanism; a ploughing mechanism; a ploughing mechanism; a seeding mechanism; a fertilizer applying mechanism; a soil covering mechanism; and a storage battery pack. The miniature seeder disclosed by the utility model is small in size and light in weight, realizes automatic seeding operation in hilly and mountainous areas, improves the planting efficiency, reduces the labor cost, and has extremely high popularization and use values.

Description

Technical Field

[0001] The utility model relates to the technical field of sowing equipment, in particular to a micro-seeder suitable for hilly and mountainous areas. Background Art

[0002] Under the general background of comprehensively promoting rural revitalization and accelerating the modernization of agriculture and rural areas, many large and medium-sized plain farms with high mechanization have been bred, but my country has 700 million mu of farmland in hilly and mountainous areas and more than 60 million mu of facility farmland. These places are generally difficult for agricultural machinery to reach, and have always been the shortcoming and bottleneck of improving the agricultural mechanization rate. It is in a situation of "no machinery available" and "difficult to use organic machinery".

[0003] At present, the market is dominated by large agricultural machinery, and there are few small or even micro agricultural machinery. Most of the small and even micro agricultural machinery that are rare have a series of shortcomings such as high prices, single functions, and difficult use and maintenance. In addition, there are still many agricultural production processes that are in a state of no machine available. In the current farming process in hilly and mountainous areas, both planting and harvesting still maintain traditional manual farming. What is most needed now is micro harvesters, seeders, rice transplanters and other hilly and mountainous agricultural machinery equipment suitable for terraces, which need to be small, light, multifunctional, adaptable, and cheap. For this reason, a micro seeding machine suitable for hilly and mountainous areas is designed. Utility Model Content

[0004] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a miniature seeder suitable for hilly and mountainous areas, which is small in size and light in weight, realizes automatic sowing operations in hilly and mountainous areas, improves planting efficiency, reduces labor costs, and has extremely high promotion and utilization value.

[0005] The utility model provides a micro seeding machine suitable for hilly and mountainous areas, comprising:

[0006] The frame is made of aluminum alloy profile and has opposite front and rear ends;

[0007] A crawler-type walking mechanism is arranged on both sides of the frame;

[0008] A tilling mechanism is arranged at the bottom of the frame near the front end;

[0009] A plowing mechanism is arranged at the bottom of the frame and located between the plowing mechanism and the rear end;

[0010] A seeding mechanism is arranged on the frame, and an output end thereof is located between the plowing mechanism and the rear end;

[0011] A fertilizer placing mechanism is arranged on the frame, and its output end is located between the fertilizer placing mechanism and the rear end;

[0012] A soil covering mechanism is arranged at the bottom of the frame and located between the fertilizer applying mechanism and the rear end;

[0013] The battery pack is fixedly arranged on the frame and is electrically connected to the crawler-type walking mechanism, the tillage mechanism, the seeding mechanism and the fertilizer application mechanism respectively.

[0014] Furthermore, the crawler walking mechanism includes an integrated wheel frame symmetrically fixed on the bottom of both sides of the frame, the bottom of the integrated wheel frame is evenly distributed with integrated wheels, a driving wheel is arranged on the upper part of the integrated wheel frame near the rear end, a driving motor is fixedly arranged on the frame for driving the driving wheel to rotate independently, a bracket is fixedly arranged on the top of the integrated wheel frame near the front end, an adjusting column is slidably connected to the bracket, a driven wheel is arranged on the upper part of the integrated wheel frame near the front end, the driven wheel is fixedly connected to one end of the adjusting column through the driven wheel frame, the other end of the adjusting column is rotatably connected to an adjusting screw through a bearing, the adjusting screw is threadedly connected to the bracket, and the outer peripheral sleeves of the integrated wheel, the driving wheel and the driven wheel are provided with tracks.

[0015] Furthermore, the tilling mechanism includes a tilling shaft arranged at the bottom of the frame near the front end, both ends of the tilling shaft are rotatably connected to the frame through bearing seats, a tilling keel is fixedly arranged on the tilling shaft, a rolling blade is fixedly arranged on the tilling keel, and a tilling motor is fixedly arranged on the frame, and the tilling motor is transmission-connected to the tilling shaft through a chain and a sprocket.

[0016] Furthermore, a mud guard is fixedly provided on the frame between the roller blade and the tillage motor; and a chain cover is fixedly provided on the periphery of the chain and the sprocket.

[0017] Furthermore, the plowing mechanism includes a plowshare, an adjusting sleeve and a fixing frame, the adjusting sleeve is vertically fixed on the frame, a plurality of long holes are symmetrically provided on both sides of the adjusting sleeve, through holes are evenly distributed in the vertical direction on the fixing frame, the top end of the fixing frame extends into the adjusting sleeve and is fixedly connected to the adjusting sleeve by bolts, and the plowshare is fixedly provided at the bottom end of the fixing frame.

[0018] Furthermore, the seeding mechanism includes a seed box fixedly arranged on the frame, a seed adding hopper is arranged on the top of the seed box, a seed partition is arranged in the seed box, the middle to both ends of the seed partition are respectively inclined upward, a seeding opening is opened in the middle of the seed partition, a seeding wheel is arranged in the seed box, the top end of the seeding wheel passes through the seeding opening with a clearance fit, a wheel brush is arranged tangentially on one side above the seeding wheel in the seed box, a seed blocking plate is fixedly arranged above the wheel brush, the seeding wheel is fixedly connected to a drive shaft, the drive shaft is rotatably connected to the seed box through a bearing, a seeding motor is fixedly arranged on the frame, the seeding motor is transmission-connected to the drive shaft through a synchronous wheel and a synchronous belt, and a seeding channel is arranged at the bottom of the seed box below the seeding wheel, and the bottom end of the seeding channel extends to the bottom of the frame.

[0019] Furthermore, the fertilizer application mechanism includes a fertilizer box fixedly arranged on the frame, a fertilizer hopper is arranged on the top of the fertilizer box, a fertilizer partition is arranged in the fertilizer box, the middle part to the two ends of the fertilizer partition are respectively inclined upward, a fertilizer application opening is opened in the middle part of the fertilizer partition, a fertilizer wheel is arranged in the fertilizer box, the top end of the fertilizer wheel passes through the fertilizer application opening with a clearance fit, the fertilizer wheel is fixedly connected with a drive shaft, and the drive shaft is rotatably connected to the fertilizer box through a bearing, a sowing motor is fixedly arranged on the frame, and the sowing motor is transmission-connected to the drive shaft through a synchronous wheel and a synchronous belt, and a fertilizer channel is arranged at the bottom of the fertilizer box below the fertilizer wheel, and the bottom end of the fertilizer channel extends to the bottom of the frame.

[0020] Furthermore, a protective shell is provided on the periphery of the synchronous wheel and the synchronous belt.

[0021] Furthermore, the soil covering mechanism includes a soil covering frame and a soil covering plate. A column is fixedly arranged at the bottom of the frame. One end of the soil covering frame is fixedly connected to the bottom end of the column, and the other end is provided with two soil covering plates distributed in an eight-shaped shape. The soil covering plate is rotatably connected to the soil covering frame through a rotating shaft.

[0022] Furthermore, the battery pack is a lithium battery; a battery box is fixedly arranged on the frame, and the battery pack is installed in the battery box.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] The seeder of the utility model is provided with a frame, a crawler-type walking mechanism, a tillage mechanism, a plowing mechanism, a seeding mechanism, a fertilizer-applying mechanism, a soil covering mechanism and a battery pack. The frame is made of aluminum alloy profiles, which is small in size, light in weight, and easy to carry and operate. The crawler-type walking mechanism is suitable for the complex terrain of hilly and mountainous areas. Through the coordination of various structures, the automation operation of the whole process of sowing is realized, the functionality is strong, it is suitable for automatic sowing operations in hilly and mountainous areas, the planting efficiency is improved, the labor cost is reduced, and it has a very high value of promotion and use.

[0025] It should be understood that the contents described in the utility model summary are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model. Other features of the utility model will become easy to understand through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0027] Figure 1 It is the structural schematic diagram of the seed drill;

[0028] Figure 2 It is a structural diagram of the frame and crawler-type walking mechanism;

[0029] Figure 3 It is a structural diagram of the farmland organization;

[0030] Figure 4 It is a structural diagram of the plowing mechanism;

[0031] Figure 5 The following is a schematic diagram of the structure of the following mechanism;

[0032] Figure 6 It is a cross-sectional structural schematic diagram of the following mechanism;

[0033] Figure 7 It is a structural schematic diagram of the fertilizer feeding mechanism;

[0034] Figure 8 It is a schematic diagram of the cross-sectional structure of the fertilizer dispensing mechanism;

[0035] Fig. 9 It is a structural schematic diagram of the soil covering mechanism.

[0036] Numbers in the figure: 1, frame; 2, crawler walking mechanism; 3, tillage mechanism; 4, plowing mechanism; 5, seeding mechanism; 6, fertilizer mechanism; 7, soil covering mechanism; 8, battery pack;

[0037] 11. front end; 12. back end 12;

[0038] 21. integrated wheel frame; 22. integrated wheel; 23. driving wheel; 24. driving motor; 25. bracket; 26. adjusting column; 27. driven wheel; 28. driven wheel frame; 29. ​​adjusting screw; 210. crawler track;

[0039] 31. tillage shaft; 32. bearing seat; 33. tillage keel; 34. roller blade; 35. tillage motor; 36. chain; 37. sprocket; 38. fender; 39. chain cover;

[0040] 41. plowshare; 42. adjusting sleeve; 43. fixing frame; 44. long hole; 45. through hole;

[0041] 51. Seed box; 52. Seed hopper; 53. Seed partition; 54. Seeding wheel; 55. Wheel brush; 56. Seed retaining plate; 57. Driving shaft; 58. Seeding motor; 59. Synchronous wheel; 510. Synchronous belt; 511. Seeding channel;

[0042] 61. Fertilizer box; 62. Fertilizer hopper; 63. Fertilizer partition; 64. Fertilizer wheel; 65. Fertilizer channel;

[0043] 71. soil covering frame; 72. soil covering plate; 73. column;

[0044] 81. Battery box. DETAILED DESCRIPTION

[0045] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings.

[0046] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0047] Please refer to Figures 1 to 9 The embodiment of the utility model provides a micro seed drill suitable for hilly and mountainous areas, comprising:

[0048] The frame 1 is made of aluminum alloy and has a front end 11 and a rear end 12 opposite to each other;

[0049] A crawler-type walking mechanism 2 is arranged on both sides of the frame 1;

[0050] The tilling mechanism 3 is arranged at the bottom of the frame 1 near the front end 11;

[0051] The plowing mechanism 4 is arranged at the bottom of the frame 1 and is located between the tilling mechanism 3 and the rear end 12;

[0052] The seeding mechanism 5 is arranged on the frame 1, and its output end is located between the plowing mechanism 4 and the rear end 12;

[0053] A fertilizer placing mechanism 6 is arranged on the frame 1, and its output end is located between the seed placing mechanism 5 and the rear end 12;

[0054] The soil covering mechanism 7 is arranged at the bottom of the frame 1, between the fertilizer dispensing mechanism 6 and the rear end 12;

[0055] The battery pack 8 is fixedly arranged on the frame 1 and is electrically connected to the crawler-type walking mechanism 2, the tilling mechanism 3, the seeding mechanism 5 and the fertilizer applying mechanism 6 respectively.

[0056] In this embodiment, the frame 1 is made of aluminum alloy profiles, preferably 6061 aluminum alloy, so that the device has the characteristics of small size, light weight, corrosion resistance, low cost, etc. The seeder is easy to carry and operate. The seeder is driven by a crawler walking mechanism 2 and is suitable for complex terrain in hilly and mountainous areas.

[0057] The cooperation of the tillage mechanism 3, the plowing mechanism 4, the seeding mechanism 5, the fertilizer mechanism 6 and the soil covering mechanism 7 realizes the automation of the whole process of sowing, and has strong functionality. The seeding machine of the present application is suitable for automatic sowing operations in hilly and mountainous areas, improves planting efficiency, reduces labor costs, and has extremely high promotion and use value.

[0058] In a preferred embodiment, if Figure 1 and Figure 2 As shown, the crawler walking mechanism 2 includes an integrated wheel frame 21 symmetrically fixed at the bottom of both sides of the frame 1, and the bottom of the integrated wheel frame 21 is evenly distributed with integrated wheels 22. A driving wheel 23 is arranged above the integrated wheel frame 21 near the rear end 12, and a driving motor 24 for driving the driving wheel 23 to rotate independently is fixedly arranged on the frame 1. A bracket 25 is fixedly arranged on the top of the integrated wheel frame 21 near the front end 11, and an adjusting column 26 is slidably connected to the bracket 25. A driven wheel 27 is arranged above the integrated wheel frame 25 near the front end 11, and the driven wheel 27 is fixedly connected to one end of the adjusting column 26 through the driven wheel frame 28. The other end of the adjusting column 26 is rotatably connected to an adjusting screw 29 through a bearing, and the adjusting screw 29 is threadedly connected to the bracket 25. The outer periphery of the integrated wheel 22, the driving wheel 23 and the driven wheel 27 is provided with a crawler track 210.

[0059] In this embodiment, the crawlers 210 on both sides of the seed drill are independently driven, which is flexible and adaptable. The adjusting screw 29 is rotated to drive the adjusting column 26 to slide along the bracket 25, thereby driving the driven wheel 27 to move forward and backward, realizing the adjustment of the tightness of the crawler 210, which can adapt to the movement requirements of different terrains, and the seed drill has strong walking and moving performance.

[0060] In a preferred embodiment, if Figure 1 and Figure 3 As shown, the tillage mechanism 3 includes a tillage shaft 31 arranged at the bottom of the frame 1 near the front end, and both ends of the tillage shaft 31 are rotatably connected to the frame 1 through bearing seats 32 respectively. A tillage keel 33 is fixedly arranged on the tillage shaft 31, and a roller blade 34 is fixedly arranged on the tillage keel 33. A tillage motor 35 is fixedly arranged on the frame 1, and the tillage motor 35 is transmission-connected to the tillage shaft 31 through a chain 36 and a sprocket 37.

[0061] In this embodiment, the tillage motor 35 drives the tillage shaft 31 to rotate through the chain 36 and the sprocket 37, and the tillage shaft 31 drives the roller blade 34 to rotate through the tillage keel 33, thereby loosening the soil and completing the tillage process before sowing.

[0062] In a preferred embodiment, if Figure 1 and Figure 3 As shown, a mudguard 38 is fixedly provided on the frame 1 between the roller blade 34 and the tillage motor 35 to protect the tillage motor 35 and prevent the soil brought up by the roller blade 34 from splashing onto the tillage motor 35 and affecting the service life of the tillage motor 35; a chain cover 39 is fixedly provided on the periphery of the chain 36 and the sprocket 37 to protect the chain 36 and the sprocket 37.

[0063] In a preferred embodiment, if Figure 4 As shown, the plowing mechanism 4 includes a plowshare 41, an adjusting sleeve 42 and a fixing frame 43. The adjusting sleeve 42 is vertically fixed on the frame 1. A plurality of long holes 44 are symmetrically provided on both sides of the adjusting sleeve 42. Through holes 45 are evenly distributed on the fixing frame 43 along the vertical direction. The top end of the fixing frame 43 extends into the adjusting sleeve 42 and is fixedly connected to the adjusting sleeve 42 by bolts. The plowshare 41 is fixedly provided at the bottom end of the fixing frame 43.

[0064] In this embodiment, the plowshare 41 is arranged behind the tillage mechanism 3. When the tillage mechanism 3 completes turning the soil, the plowshare 41 plows out the seed furrow. The height of the plowshare 41 can be adjusted by removing the bolts to adjust the depth of the fixing frame 43 and inserting the adjusting sleeve 42, and then re-fixing the bolts to complete the adjustment of the height of the plowshare 41, thereby achieving the adjustment of the seed furrow depth to meet the sowing requirements of different seeds.

[0065] In a preferred embodiment, if Figure 1 , 5As shown in , 6, the sowing mechanism 5 includes a seed box 51 fixedly arranged on the frame 1, a seed adding hopper 52 is arranged on the top of the seed box 51, a seed baffle 53 is arranged in the seed box 51, the middle to the two ends of the seed baffle 53 are respectively inclined upward, a seeding opening is opened in the middle of the seed baffle 53, a sowing wheel 54 is arranged in the seed box 51, the top end of the sowing wheel 54 passes through the sowing opening with a clearance fit, a wheel brush 55 is tangentially arranged on one side above the sowing wheel 54 in the seed box 51, a seed blocking plate 56 is fixedly arranged above the wheel brush 55, the sowing wheel 54 is fixedly connected to the driving shaft 57, the driving shaft 57 is rotatably connected to the seed box 51 through a bearing, a sowing motor 58 is fixedly arranged on the frame 1, and the sowing motor 58 is transmission-connected to the driving shaft 57 through a synchronous wheel 59 and a synchronous belt 510, a sowing channel 511 is arranged at the bottom of the seed box 51 below the sowing wheel 54, and the bottom end of the sowing channel 511 extends to the bottom of the frame 1.

[0066] In this embodiment, seeds are put into the seed box 51 through the seed hopper 52, and the seed partitions 53 arranged obliquely at both ends allow the seeds to accumulate above the sowing wheel 54. At this time, the sowing motor 58 drives the sowing wheel 54 to rotate through the driving shaft 57, and the sowing wheel 54 carries the seeds and puts the seeds into the sowing channel 511. The seeds are output through the output port at the bottom of the sowing channel 511 and enter the seed furrow. The sowing spacing can be adjusted by adjusting the rotation speed of the sowing motor 58. During the sowing process, the wheel brush 55 brushes away the excess seeds in the sowing wheel 54, ensuring the accuracy of the sowing amount, and the sowing effect of the seeding mechanism 5 is good.

[0067] In a preferred embodiment, if Figure 1 , 7 As shown in Figures 8 and 9, the fertilizer dispensing mechanism 6 includes a fertilizer box 61 fixedly arranged on the frame 1, a fertilizer hopper 62 is arranged on the top of the fertilizer box 61, a fertilizer partition 63 is arranged in the fertilizer box 61, the middle part to the two ends of the fertilizer partition 63 are respectively inclined upward, a fertilizer dispensing opening is opened in the middle part of the fertilizer partition 63, a fertilizer wheel 64 is arranged in the fertilizer box 61, the top end of the fertilizer wheel 64 passes through the fertilizer dispensing opening with clearance, the fertilizer wheel 64 is fixedly connected to the drive shaft 57, the drive shaft 57 is rotatably connected to the fertilizer box 61 through a bearing, a sowing motor 58 is fixedly arranged on the frame 1, the sowing motor 58 is transmission-connected to the drive shaft 57 through a synchronous wheel 59 and a synchronous belt 510, a fertilizer channel 65 is arranged at the bottom of the fertilizer box 61 below the fertilizer wheel 64, and the bottom end of the fertilizer channel 65 extends to the bottom of the frame 1.

[0068] In this embodiment, fertilizer is put into the fertilizer box 61 through the fertilizer hopper 62, and the fertilizer partitions 63 arranged obliquely at both ends allow the seeds to accumulate above the fertilizer wheel 64. At this time, the sowing motor 58 drives the fertilizer wheel 64 to rotate through the drive shaft 57. The fertilizer wheel 64 carries the fertilizer and puts the fertilizer into the fertilizer channel 65. The fertilizer is output through the output port at the bottom of the fertilizer channel 65 and enters the seed furrow.

[0069] Preferably, the fertilizer placement mechanism 6 and the seed placement mechanism 5 are driven by the same set of driving structures to achieve synchronous seed placement and fertilizer placement.

[0070] In a preferred embodiment, a protective shell is disposed around the synchronous wheel 59 and the synchronous belt 510 to protect the synchronous wheel 59 and the synchronous belt 510 .

[0071] In a preferred embodiment, if Figure 8 As shown, the soil covering mechanism 7 includes a soil covering frame 71 and a soil covering plate 72. A column 73 is fixedly arranged at the bottom of the frame 1. One end of the soil covering frame 71 is fixedly connected to the bottom end of the column 73, and the other end is provided with two soil covering plates 72 distributed in an eight-shaped shape. The soil covering plates 72 are rotatably connected to the soil covering frame 71 through a rotating shaft.

[0072] In this embodiment, the soil covering mechanism 7 is arranged at the end of the seed drill. After the seeds and fertilizers are put into the seed furrow, the soil covering plate 72 pushes the soil into the seed furrow to cover the seeds and fertilizers. The thickness of the soil covering can be adjusted by adjusting the inclination angle of the soil covering plate 72, so as to adapt to the planting requirements of different seeds and achieve a good soil covering effect.

[0073] In a preferred embodiment, if Figure 1 As shown, the battery pack 8 is a lithium battery, which is light in weight and has a long battery life. A battery box 81 is fixedly provided on the frame 1, and the battery pack 8 is installed in the battery box 81, ensuring the stability of the installation of the battery pack 8.

[0074] In the description of this specification, the terms "connection", "installation", "fixation" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0075] In the description of this specification, the description of the terms "one embodiment", "some embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation 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.

[0076] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A micro seed drill suitable for hilly and mountainous areas, characterized in that: include: The frame (1) is made of aluminum alloy and has a front end (11) and a rear end (12) opposite to each other; A crawler-type walking mechanism (2) is arranged on both sides of the frame (1); A tilling mechanism (3) is arranged at the bottom of the frame (1) near the front end (11); A plowing mechanism (4) is arranged at the bottom of the frame (1) and is located between the plowing mechanism (3) and the rear end (12); A seeding mechanism (5) is arranged on the frame (1), and an output end thereof is located between the plowing mechanism (4) and the rear end (12); A fertilizer placing mechanism (6) is arranged on the frame (1), and its output end is located between the seed placing mechanism (5) and the rear end (12); A soil covering mechanism (7) is arranged at the bottom of the frame (1) and is located between the fertilizer applying mechanism (6) and the rear end (12); The battery pack (8) is fixedly mounted on the frame (1) and is electrically connected to the crawler-type walking mechanism (2), the tilling mechanism (3), the seeding mechanism (5) and the fertilizer application mechanism (6) respectively.

2. The micro seed drill suitable for hilly and mountainous areas according to claim 1 is characterized in that: The crawler-type walking mechanism (2) comprises an integrated wheel frame (21) symmetrically fixedly arranged at the bottom of both sides of the frame (1), the bottom of the integrated wheel frame (21) is evenly distributed with integrated wheels (22), a driving wheel (23) is arranged above the integrated wheel frame (21) near the rear end, a driving motor (24) is fixedly arranged on the frame (1) for driving the driving wheel (23) to rotate independently, and a bracket (25) is fixedly arranged at the top of the integrated wheel frame (21) near the front end (11), and the bracket (25) An adjusting column (26) is slidably connected to the upper part; a driven wheel (27) is arranged above the integrated wheel frame (21) near the front end (11); the driven wheel (27) is fixedly connected to one end of the adjusting column (26) through the driven wheel frame (28); the other end of the adjusting column (26) is rotatably connected to an adjusting screw (29) through a bearing; the adjusting screw (29) is threadedly connected to the bracket (25); and a crawler track (210) is arranged on the outer periphery of the integrated wheel (22), the driving wheel (23) and the driven wheel (27).

3. The micro seed drill suitable for hilly and mountainous areas according to claim 1 is characterized in that: The tillage mechanism (3) comprises a tillage shaft (31) arranged at the bottom of the frame (1) near the front end (11), the two ends of the tillage shaft (31) are rotatably connected to the frame (1) via bearing seats (32), a tillage keel (33) is fixedly arranged on the tillage shaft (31), a roller blade (34) is fixedly arranged on the tillage keel (33), and a tillage motor (35) is fixedly arranged on the frame (1), and the tillage motor (35) is transmission-connected to the tillage shaft (31) via a chain (36) and a sprocket (37).

4. The micro seed drill suitable for hilly and mountainous areas according to claim 3 is characterized in that: A mud guard (38) is fixedly arranged on the frame (1) between the roller blade (34) and the tilling motor (35); a chain cover (39) is fixedly arranged on the periphery of the chain (36) and the sprocket (37).

5. The micro seed drill suitable for hilly and mountainous areas according to claim 1, characterized in that: The plowing mechanism (4) comprises a plowshare (41), an adjusting sleeve (42) and a fixing frame (43); the adjusting sleeve (42) is vertically fixedly arranged on the frame (1); a plurality of long holes (44) are symmetrically arranged on both sides of the adjusting sleeve (42); through holes (45) are evenly distributed in the vertical direction on the fixing frame (43); the top end of the fixing frame (43) extends into the adjusting sleeve (42) and is fixedly connected to the adjusting sleeve (42) by bolts; the plowshare (41) is fixedly arranged at the bottom end of the fixing frame (43).

6. The micro seed drill suitable for hilly and mountainous areas according to claim 1, characterized in that: The seed placement mechanism (5) comprises a seed box (51) fixedly arranged on the frame (1), a seed hopper (52) being arranged on the top of the seed box (51), a seed partition (53) being arranged in the seed box (51), the middle part to both ends of the seed partition (53) being inclined upwards, a seed placement opening being opened in the middle part of the seed partition (53), a seeding wheel (54) being arranged in the seed box (51), the top end of the seeding wheel (54) passing through the seed placement opening with a clearance fit, a wheel brush (55) being arranged on a side tangent to the seeding wheel (54) in the seed box (51), and the seeding wheel (54) being arranged on a side tangent to the seeding wheel (54). A seed retaining plate (56) is fixedly arranged above the wheel brush (55); the seeding wheel (54) is fixedly connected to a driving shaft (57); the driving shaft (57) is rotatably connected to the seed box (51) via a bearing; a seeding motor (58) is fixedly arranged on the frame (1); the seeding motor (58) is transmission-connected to the driving shaft (57) via a synchronous wheel (59) and a synchronous belt (510); a seeding channel (511) is arranged at the bottom of the seed box (51) below the seeding wheel (54); the bottom end of the seeding channel (511) extends to the bottom of the frame (1).

7. The micro seed drill suitable for hilly and mountainous areas according to any one of claims 1 or 6, characterized in that: The fertilizer dispensing mechanism (6) comprises a fertilizer box (61) fixedly mounted on the frame (1); a fertilizer hopper (62) is arranged on the top of the fertilizer box (61); a fertilizer partition (63) is arranged in the fertilizer box (61); the middle part to both ends of the fertilizer partition (63) are inclined upward; a fertilizer dispensing opening is opened in the middle part of the fertilizer partition (63); a fertilizer wheel (64) is arranged in the fertilizer box (61); the top end of the fertilizer wheel (64) passes through the fertilizer dispensing opening with clearance fit; the fertilizer wheel (64) 4) is fixedly connected with a driving shaft (57), the driving shaft (57) being rotatably connected with the fertilizer box (61) via a bearing, a sowing motor (58) is fixedly arranged on the frame (1), the sowing motor (58) is transmission-connected with the driving shaft (57) via a synchronous wheel (59) and a synchronous belt (510), and a fertilizing channel (65) is arranged at the bottom of the fertilizer box (61) below the fertilizing wheel (64), and the bottom end of the fertilizing channel (65) extends to the bottom of the frame (1).

8. The micro seed drill suitable for hilly and mountainous areas according to claim 7, characterized in that: A protective shell is provided on the periphery of the synchronous wheel (59) and the synchronous belt (510).

9. The micro seed drill suitable for hilly and mountainous areas according to claim 1, characterized in that: The soil covering mechanism (7) comprises a soil covering frame (71) and a soil covering plate (72); a column (73) is fixedly arranged at the bottom of the frame (1); one end of the soil covering frame (71) is fixedly connected to the bottom end of the column (73); and the other end is provided with two soil covering plates (72) distributed in an eight-shaped shape; the soil covering plates (72) are rotatably connected to the soil covering frame (71) via a rotating shaft.

10. The micro seed drill suitable for hilly and mountainous areas according to claim 1, characterized in that: The battery pack (8) is a lithium battery; a battery box (81) is fixedly arranged on the frame (1), and the battery pack (8) is installed in the battery box (81).

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