Sowing machine in intercropping and interplanting mode

Abstract

The utility model discloses a seeding machine in an intercropping and interplanting mode, which relates to the technical field of agricultural machinery and comprises a mounting beam and a plurality of intertillage seeding single groups fixedly arranged on the mounting beam side by side along the interval direction of crops, each intertillage seeding single group comprises a rack, and a depth limiting mechanism, an intertillage soil loosening device, a seeding mechanism, a ditching drip irrigation device, a soil covering and pressing device and a seedling protecting device which are fixedly arranged on the rack; the depth limiting mechanism is arranged at the front end and limits the buried depth; the intertillage soil loosening device is used for weeding and loosening soil; the seeding mechanism is used for seeding; the ditching drip irrigation device can be used for ditching soil below the seeding mechanism and laying a drip irrigation belt; the soil covering and pressing device is arranged behind the seeding mechanism and performs soil covering and pressing; the seedling protection devices are arranged on the two sides in the crop interval direction and used for pulling the crops away. According to the seeder in the intercropping and interplanting mode, intercropping and interplanting operation is facilitated, and the working efficiency and the seeding quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field especially under the mode of intercropping and interplanting seeding machine. BACKGROUND

[0002] The cultivated land area is limited in China, and most crops are planted in the same season, and the crops in the north of China are basically one-crop per year, and there is competition and contradiction between them, and how to realize the double harvest of economic crops and food crops has become a problem to be solved in current agricultural production, and with the continuous progress of technology, intercropping and interplanting has gradually become one of the important modes in production, and under the condition of ensuring that the crops do not decrease or slightly decrease, other crops are planted in a season.

[0003] However, with the development of society and production, the problems of non-matching of agricultural machinery and technology, low degree of mechanization, etc. are becoming more and more prominent, especially the problems of difficult multi-row cross-row seeding, time-consuming and labor-intensive, and poor seeding quality seriously reduce the yield and benefit of intercropping and interplanting, and further reduce the enthusiasm of farmers for intercropping and interplanting. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a seeding machine under the mode of intercropping and interplanting to solve the problems existing in the prior art, facilitate intercropping and interplanting operation, and improve work efficiency and seeding quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following scheme:

[0006] The utility model provides a seeding machine under the mode of intercropping and interplanting, including mounting beam and multiple intertillage and seeding single groups, multiple intertillage and seeding single groups are fixedly arranged on the mounting beam along the crop spacing direction, each intertillage and seeding single group includes a rack, a depth limiting mechanism fixedly arranged on the rack, an intertillage and soil loosening device, a seeding mechanism, a ditching and drip irrigation device, a soil covering and pressing device and a seedling protection device, the depth limiting mechanism is arranged at the front end and is used for limiting the depth of soil entering, the intertillage and soil loosening device is arranged behind the depth limiting mechanism and is used for loosening soil, the seeding mechanism is arranged behind the intertillage and soil loosening device and is used for seeding, the ditching and drip irrigation device can ditch and lay drip irrigation belts under the seeding mechanism, the soil covering and pressing device is arranged behind the seeding mechanism and is used for covering and pressing soil, and the seedling protection device is arranged on both sides along the crop spacing direction and is used for separating crops.

[0007] Preferably, the depth limiting mechanism includes a depth limiting roller, and the depth limiting roller rotates relative to the rack through a depth limiting support.

[0008] Preferably, the intertillage and soil loosening device comprises a weeding shovel, a deep loosening shovel and a soil crushing roller arranged in sequence behind the depth limiting mechanism, the weeding shovel is fixedly connected to the frame and capable of weeding, the deep loosening shovel is fixedly connected to the frame and capable of cutting and loosening soil, and the soil crushing roller is movably connected to the frame and capable of plowing and loosening soil.

[0009] Preferably, the intertillage and soil loosening device further comprises a first elastic component, the soil crushing roller is rotatably connected to a soil crushing support, the soil crushing support is relatively rotatable with the frame through a fixing seat, the soil crushing support is rotatably connected with the fixing seat, the fixing seat is fixedly connected with the frame, and the first elastic component is further connected between the fixing seat and the soil crushing support; the soil crushing roller is capable of moving up and down relative to the fixing seat and capable of elastically deforming the first elastic component.

[0010] Preferably, the seeding mechanism comprises a hole seeder, a seeding support, a seeding box, a connecting plate, a connecting rod and a second elastic component; the seeding support is fixedly connected to the frame, the seeding support is fixedly provided with the seeding box, and the seeding box is connected with the hole seeder through a seeding hose; the hole seeder is movably connected with the frame through the connecting plate, the connecting plate and the hole seeder are connected with the connecting rod, and the second elastic component is sleeved on the connecting rod.

[0011] Preferably, the furrow and drip irrigation device comprises an opener, a drip irrigation belt guide pipe, a drip irrigation belt retainer, a retainer support and a drip irrigation belt guide sleeve; the opener and the retainer support are fixedly connected to the frame, the retainer support is provided with the drip irrigation belt retainer, the opener is provided with the drip irrigation belt guide sleeve in the middle, the opener is provided with the drip irrigation belt guide pipe on the upper side, and the drip irrigation belt retainer is provided with a drip irrigation belt, which can pass through the drip irrigation belt guide pipe and be laid in the trench opened by the opener through the drip irrigation belt guide sleeve.

[0012] Preferably, the covering and rolling device comprises a covering plate, a covering support, a rolling wheel and a connecting frame; the covering plate is movably connected with the covering support, the covering support is fixedly connected with the frame, the connecting frame is connected with the covering support, and the rolling wheel is rotatably connected to the connecting frame.

[0013] Preferably, the covering support is fixedly provided with a fixed plate, a third elastic component is arranged between the fixed plate and the covering plate, and the third elastic component can adjust the covering pressure of the covering plate; a fourth elastic component is arranged between the covering support and the connecting frame, and the connecting frame can elastically deform the fourth elastic component during soil rolling of the rolling wheel.

[0014] Preferably, the seedling protection device comprises seedling protection plates fixedly connected to the frame on both sides along the crop spacing direction, and both ends of the seedling protection plates in the length direction are provided as arc-shaped ends with inward convergence.

[0015] The utility model discloses relative to prior art has obtained following technical effect:

[0016] The seeder under the intercropping and interplanting mode of the utility model provides, a plurality of intertillage and seeding single groups are arranged side by side on the mounting beam along the crop spacing direction, the mounting beam can be connected with the machine head, and the intertillage and seeding single groups are driven through the mounting beam, so that the intercropping of crops is simultaneously realized, and the efficiency is improved. In addition, the depth limiting mechanism, the intertillage and soil loosening device, the seeding mechanism, the ditching and drip irrigation device, the soil covering and pressing device and the seedling protection device are arranged on the frame of each intertillage and seeding single group. The depth limiting mechanism limits the depth of soil penetration. The intertillage and soil loosening device weeds and loosens the soil to facilitate subsequent seeding. The ditching and drip irrigation device can dig ditches in the soil and lay drip irrigation belts. The drip irrigation belts arranged in the ditches facilitate subsequent water regulation for seeds. The soil covering and pressing device can cover and press the soil at the seeding position, so that the plough layer is compacted, the water content in the plough layer soil is maintained, the seeds are in close contact with the soil, and at the same time, the pressing can also slightly adjust the depth difference of the soil, so that the depth of the seeds tends to be uniform, and the seeding quality is better guaranteed. The seedling protection device is arranged on both sides along the crop spacing direction and is used for pushing away the crops to prevent the crops from being rolled and damaged. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0018] Figure 1 The structure diagram of the seeder under the intercropping and interplanting mode of the embodiment one is provided.

[0019] Figure 2 The structure diagram of the intertillage and seeding single group of the embodiment one is provided.

[0020] Figure 3 The front view schematic diagram of the soil crushing roller of the embodiment one is provided.

[0021] Figure 4 The shaft side schematic diagram of the soil crushing roller of the embodiment one is provided.

[0022] Figure 5 The cooperation front view schematic diagram of the ditcher and the drip irrigation belt guide pipe of the embodiment one is provided.

[0023] Figure 6Figure 2 is a schematic view of the matching shaft side of the opener and drip irrigation pipe guide pipe provided for example one;

[0024] Figure 7 Figure 4 is a schematic view of the front view of the covering and pressing device provided for example one;

[0025] Figure 8 Figure 5 is a schematic view of the shaft side of the covering and pressing device provided for example one;

[0026] Figure 9 Figure 6 is a schematic view of the position of the weeding shovel and the deep scarifier provided for example one.

[0027] In the figure: 1-mounting beam; 2-depth limiting mechanism; 21-depth limiting roller; 22-depth limiting support; 3-mulching device; 31-soil breaking roller; 32-rotating shaft; 33-soil breaking support; 34-first elastic component; 35-fixing seat; 36-mounting plate; 37-weeding shovel; 38-deep scarifier head; 39-deep scarifier arm; 4-seeding mechanism; 41-precision seed drill; 42-duckbill; 43-seeding support; 44-seeding box; 45-seeding hose; 46-connecting rod; 47-connecting plate; 48-second elastic component; 5-ditching and drip irrigation device; 51-opener; 52-drip irrigation pipe guide pipe; 53-drip irrigation pipe retainer ring; 54-retainer ring support; 55-drip irrigation pipe guide sleeve; 6-covering and pressing device; 61-covering plate; 62-fixing plate; 63-third elastic component; 64-covering support; 65-pressing wheel; 66-connecting frame; 67-fourth elastic component; 7-nursery device; 71-nursery plate; 72-cross plate; 8-rear beam; 9-supporting side plate; 10-four-bar linkage mechanism; 11-base; 12-hanging device. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] The purpose of the present application is to provide a seeding machine under the mode of intercropping and interplanting, so as to solve the problems existing in the prior art, facilitate intercropping and interplanting operation, and improve work efficiency and seeding quality.

[0030] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0031] Example one

[0032] The embodiment provides a seeder in an intercropping mode, please refer to Figure 1 and Figure 2 , comprising a mounting beam 1 and a plurality of intertillage and seeding units; the plurality of intertillage and seeding units are fixedly arranged on the mounting beam 1 in parallel along a crop interval direction, each intertillage and seeding unit comprises a frame and a depth limiting mechanism 2, an intertillage and soil loosening device 3, a seeding mechanism 4, a ditching and drip irrigation device 5, a covering and compacting device 6 and a seedling protection device 7 which are fixedly arranged on the frame; the depth limiting mechanism 2 is arranged at the front end and is used for limiting the depth of soil penetration; the intertillage and soil loosening device 3 is arranged behind the depth limiting mechanism 2 and is used for soil loosening; the seeding mechanism 4 is arranged behind the intertillage and soil loosening device 3 and is used for seeding; the ditching and drip irrigation device 5 can perform ditching and drip irrigation belt laying on the soil below the seeding mechanism 4; the covering and compacting device 6 is arranged behind the seeding mechanism 4 and is used for covering and compacting; and the seedling protection device 7 is arranged on both sides along the crop interval direction and is used for separating crops.

[0033] The plurality of intertillage and seeding units are arranged on the mounting beam 1 in parallel along the crop interval direction, the mounting beam 1 can be connected with a machine head through a middle suspension device 12, the plurality of intertillage and seeding units are driven through the mounting beam 1, the seeding of interval crops is simultaneously realized, and the efficiency is improved; in addition, the depth limiting mechanism 2, the intertillage and soil loosening device 3, the seeding mechanism 4, the ditching and drip irrigation device 5, the covering and compacting device 6 and the seedling protection device 7 are arranged on the frame of each intertillage and seeding unit; the depth of soil penetration is limited through the depth limiting mechanism 2; the intertillage and soil loosening device 3 performs weeding and soil loosening so as to facilitate subsequent seeding; the ditching and drip irrigation device 5 can perform ditching and drip irrigation belt laying on the soil, the drip irrigation belt is arranged in the ditch to facilitate subsequent water content adjustment of seeds; the covering and compacting device 6 can cover and compact the seeding position, the tillage layer is compacted, the water content in the tillage layer soil is maintained, the seeds are in close contact with the soil, meanwhile, the compacting can also cause slight adjustment of the soil depth difference, the depth of the seeds tends to be consistent, and the seeding quality is better guaranteed; and the seedling protection device 7 is arranged on both sides along the crop interval direction and is used for separating crops, so that the crops are prevented from being rolled in and damaged.

[0034] In the optional scheme of the embodiment, preferably, the depth limiting mechanism 2 comprises a depth limiting roller 21, the depth limiting roller 21 is relatively rotatable with the frame through a depth limiting support 22, the front end is provided with the depth limiting roller 21, the depth of the subsoiler of the intertillage and soil loosening device 3 is ensured to be consistent on uneven soil, and the problems of inconvenient adjustment and low adjustment precision are solved; wherein the depth limiting support 22 is fixed on the supporting side plate 9 through a bolt, and the depth limiting roller 21 is rotatably connected with the depth limiting support 22 through a bearing; the depth limiting mechanism 2 is not limited to the above structure, and other conventional depth limiting devices can also be adopted, and details are not described herein.

[0035] In the optional scheme of the embodiment, preferably, please refer to Figure 3 and Figure 4 andFigure 9 The middle tillage and soil loosening device 3 comprises a weeding shovel 37, a deep loosening shovel and a soil breaking roller 31 arranged in sequence behind the depth limiting mechanism 2. The weeding shovel 37 is fixedly connected to the frame by a mounting plate 36 and can weed. The deep loosening shovel comprises a deep loosening shovel head 38 and a deep loosening shovel arm 39 fixedly connected to the frame. The deep loosening shovel head 38 can cut and loosen the soil. The soil breaking roller 31 is movably connected to the frame and can till and loosen the soil. The weeding shovel 37 weeds, the deep loosening shovel cuts the hardened soil, and the soil is loosened by the weight of the shovel body and the traction of the tractor. After deep tillage, it is easy to form ridges and large pieces of hardened soil. The soil breaking roller 31 completes subsequent tillage, soil loosening and other operations on the farmland surface.

[0036] In an optional embodiment of the present embodiment, the middle tillage and soil loosening device 3 further comprises a first elastic component 33. The soil breaking roller 31 is rotatably connected to a soil breaking support 33 through a rotating shaft 32. The soil breaking support 33 is rotatably connected to a fixed seat 35 through a pin shaft. The fixed seat 35 is fixedly connected to the supporting side plate 9. The fixed seat 35 and the soil breaking support 33 are further connected by the first elastic component 34. The soil breaking roller 31 can move up and down relative to the fixed seat 35 and can cause the first elastic component 34 to elastically deform. The first elastic component 34 is a spring. Under the elastic force of the first elastic component 34, the soil breaking roller 31 can float up and down during tillage, improving the tillage and soil loosening effect.

[0037] In addition, the middle tillage and soil loosening device 3 is not limited to the above structure, and other conventional middle tillage and soil loosening devices can also be used, which will not be described in detail here.

[0038] In an optional embodiment of the present embodiment, the middle tillage and soil loosening device 3 further comprises a first elastic component 33. The soil breaking roller 31 is rotatably connected to a soil breaking support 33 through a rotating shaft 32. The soil breaking support 33 is rotatably connected to a fixed seat 35 through a pin shaft. The fixed seat 35 is fixedly connected to the supporting side plate 9. The fixed seat 35 and the soil breaking support 33 are further connected by the first elastic component 34. The soil breaking roller 31 can move up and down relative to the fixed seat 35 and can cause the first elastic component 34 to elastically deform. The first elastic component 34 is a spring. Under the elastic force of the first elastic component 34, the soil breaking roller 31 can float up and down during tillage, improving the tillage and soil loosening effect. Figure 2 The seeding mechanism 4 comprises a hole seeder 41, a seeding support 43, a seeding box 44, a connecting plate 47, a connecting rod 46 and a second elastic component 48. The seeding support 43 is fixedly connected to the rear beam 8 of the frame by bolts. The seeding support 43 is fixedly provided with the seeding box 44. The seeding box 44 is connected to the hole seeder 41 through a seeding hose 45. The hole seeder 41 is movably connected to the frame through the connecting plate 47. The connecting plate 47 is fixedly connected to the rear beam 8. The connecting plate 47 and the hole seeder 41 are connected by the connecting rod 46. The connecting rod 46 is sleeved with the second elastic component 48. The second elastic component 48 can be a spring. The hole seeder 41 is usually arranged in two rows. Correspondingly, the seeding support 43, the seeding box 44, the connecting plate 47, the connecting rod 46 and the second elastic component 48 are also arranged in two rows. The seeds stored in the seeding box 44 enter the corresponding hole seeder 41 through the seeding conduit. The duckbill 42 of the hole seeder 41 opens when it is subjected to external force during rotation and closes quickly after the external force disappears, thereby completing seeding. The second elastic component 48 enables the hole seeder 41 to follow the ground contour.

[0039] In addition, the seeding mechanism 4 is not limited to the above structure, and other conventional seeding devices can also be used, which will not be described in detail here.

[0040] In an optional embodiment of the present embodiment, preferably, referring to Figure 5 and Figure 6 , the furrowing and drip irrigation device 5 comprises a furrowing device 51, a drip irrigation belt guide pipe 52, a drip irrigation belt retaining ring 53, a retaining ring support 54 and a drip irrigation belt guide sleeve 55; the furrowing device 51 and the retaining ring support 54 are fixedly connected to the frame, the drip irrigation belt retaining ring 53 is rotatably arranged on the retaining ring support 54, the drip irrigation belt guide sleeve 55 is arranged in the middle of the furrowing device 51, the drip irrigation belt guide pipe 52 is arranged on the upper side of the furrowing device 51, the drip irrigation belt is arranged on the drip irrigation belt retaining ring 53, the drip irrigation belt can pass through the drip irrigation belt guide pipe 52 and be laid in the furrow formed by the furrowing device 51 through the drip irrigation belt guide sleeve 55, and the drip irrigation belt is fixed at one end of the furrow after being laid, and is passively laid in the furrow under the driving of the walking process; wherein the base 11 is arranged on the support side plate 9, the drip irrigation belt retaining ring 53 and the retaining ring support 54 are fixedly connected to the mounting beam 1, the mounting beam 1 and the base 11 are connected through the four-bar linkage mechanism 10, the four-bar linkage mechanism 10 can adjust the height of a single group and play a buffering role for the single group; the furrowing device 51 is fixedly connected to the rear beam 8 through bolts, the soil entering end of the furrowing device 51 is designed in a bionic sharp end structure, which is beneficial to reducing the adhesion of clay during the operation of the furrowing device 51 and easier to enter the soil; the furrowing device 51 is arranged in the middle of the two hole seeders 41 of the seeding mechanism 4, and the drip irrigation belt is connected to an external water supply device, which is convenient for adjusting the moisture of the seeds on both sides.

[0041] In addition, the furrowing and drip irrigation device 5 is not limited to the above structure, and other conventional furrowing and drip irrigation structures can also be used, which will not be described in detail here.

[0042] In an optional embodiment of the present embodiment, preferably, referring to Figure 7 and Figure 8 , the covering and compacting device 6 comprises a covering plate 61, a covering support 64, a compacting wheel 65 and a connecting frame 66; the covering plate 61 is rotatably movably connected to the covering support 64 through a pin shaft, the covering support 64 is fixedly connected to the frame, the connecting frame 66 is connected to the covering support 64, and the compacting wheel 65 is rotatably connected to the connecting frame 66; the covering plate 61 can gather the soil to cover the seeding position, and the compacting wheel 65 can compact the soil to make the plough layer compact and keep the moisture content of the plough layer soil, so that the seeds are in close contact with the soil; wherein the covering support 64 can be connected to the frame or fixedly connected to the seeding mechanism 4 to realize the relative fixation with the frame.

[0043] In an optional solution of the embodiment, preferably, the soil covering support 64 is provided with a fixing plate 62 fixed by bolts, the third elastic component 63 is arranged between the fixing plate 62 and the soil covering plate 61, and the third elastic component 63 can adjust the soil covering pressure of the soil covering plate 61; the fourth elastic component 67 is arranged between the soil covering support 64 and the connecting frame 66, and the connecting frame 66 can make the fourth elastic component 67 elastically deform during the soil compacting process of the compacting wheel 65; specifically, the third elastic component 63 is a spring, one end of which is fixedly connected with the soil covering plate 61, and the other end of which is connected with the fixing plate 62, the fixing plate 62 has a plurality of positions capable of being connected with the third elastic component 63, the elastic force of the third elastic component 63 can be adjusted by fixing connection of different positions with the third elastic component 63, and then the follow-up pressure of the soil covering plate 61 can be adjusted; the connecting frame 66 is rotatably connected with the soil covering support 64 through a pin shaft, the connecting frame 66 is rotatably connected with the compacting wheel 65 through a pin shaft, the fourth elastic component 67 comprises a spring, the spring can be connected with the connecting frame 66 and the soil covering support 64, and the fourth elastic component 67 can elastically deform during the compacting process of the compacting wheel 65, so that the compacting wheel 65 can float up and down, and the compacting effect is improved.

[0044] In the embodiment, the compacting wheel 65 and the soil covering plate 61 are usually arranged side by side as two, so as to cover and compact the soil of two seed rows, and correspondingly, the soil covering support 64, the connecting frame 66, the fixing plate 62, the third elastic component 63 and the fourth elastic component 67 are all arranged as two.

[0045] In addition, the soil covering and compacting device 6 is not limited to the above structure, and other conventional soil covering and compacting structures can also be adopted, which will not be described in detail here.

[0046] In the embodiment, the rear beam 8, the support side plate 9, the four-bar linkage mechanism 10 and the base 11 can cooperate with the mounting beam 1 to form the frame of the middle cultivating and seeding unit.

[0047] In an optional solution of the embodiment, preferably, the seedling protection device 7 comprises seedling protection plates 71 fixedly connected to the frame along the crop spacing direction, and the seedling protection plates 71 are fixedly connected through a cross plate 72, the cross plate 72 can be fixedly connected to the support side plate 9 through bolts, and both ends of the seedling protection plate 71 in the length direction are arranged as inwardly-retracted arc-shaped ends, which can guide and push away the crops, and avoid that the crops are hurt by being pulled into the middle cultivating and seeding unit.

[0048] The principle and implementation mode of the specific examples are described in the utility model, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, according to the idea of the utility model, the specific implementation mode and application range will be changed by the general technical personnel in the field. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A planter in an intercropping mode, characterized by: Comprise: The mounting beam; A plurality of middle tillage and seeding units are fixedly arranged on the mounting beam in parallel along the crop spacing direction, each of the middle tillage and seeding units comprises a frame and a depth limiting mechanism, a middle tillage and soil loosening device, a seeding mechanism, a furrow and drip irrigation device, a soil covering and pressing device and a seedling protection device which are fixedly arranged on the frame; the depth limiting mechanism is arranged at the front end and is used for limiting the depth of soil penetration; the middle tillage and soil loosening device is arranged behind the depth limiting mechanism and is used for weeding and soil loosening; the seeding mechanism is arranged behind the middle tillage and soil loosening device and is used for seeding; the furrow and drip irrigation device can open a furrow and lay a drip irrigation belt under the seeding mechanism; the soil covering and pressing device is arranged behind the seeding mechanism and is used for soil covering and pressing; the seedling protection device is arranged on both sides along the crop spacing direction and is used for separating crops.

2. The planter in intercropping patterns according to claim 1, characterized in that: The depth limiting mechanism comprises a depth limiting roller which is rotatably connected to the frame through a depth limiting support.

3. The planter in intercropping patterns according to claim 1, characterized in that: The middle tillage and soil loosening device comprises a weeding shovel, a deep loosening shovel and a soil crushing roller which are arranged in sequence behind the depth limiting mechanism; the weeding shovel is fixedly connected to the frame and can weed; the deep loosening shovel is fixedly connected to the frame and can cut and loosen the soil; the soil crushing roller is movably connected to the frame and can plough and loosen the soil.

4. The planter in intercropping patterns according to claim 3, characterized in that: The middle tillage and soil loosening device further comprises a first elastic component; the soil crushing roller is rotatably connected to a soil crushing support; the soil crushing support is rotatably connected to the frame through a fixed seat; the soil crushing support is rotatably connected to the fixed seat; the fixed seat is fixedly connected to the frame; the first elastic component is connected between the fixed seat and the soil crushing support; the soil crushing roller can move up and down relative to the fixed seat and can cause the first elastic component to elastically deform.

5. The planter in intercropping patterns according to claim 1, characterized in that: The seeding mechanism comprises a hole seeder, a seeding support, a seeding box, a connecting plate, a connecting rod and a second elastic component; the seeding support is fixedly connected to the frame; the seeding support is fixedly provided with the seeding box; the seeding box is connected to the hole seeder through a seeding hose; the hole seeder is movably connected to the frame through the connecting plate; the connecting plate and the hole seeder are connected by the connecting rod; the second elastic component is sleeved on the connecting rod.

6. The planter in intercropping patterns according to claim 1, characterized in that: The furrow and drip irrigation device comprises a furrow opener, a drip irrigation belt guide pipe, a drip irrigation belt retaining ring, a retaining ring support and a drip irrigation belt guide sleeve; the furrow opener and the retaining ring support are fixedly connected to the frame; the retaining ring support is provided with the drip irrigation belt retaining ring; the furrow opener is provided with the drip irrigation belt guide sleeve in the middle; the furrow opener is provided with the drip irrigation belt guide pipe on the upper side; the drip irrigation belt retaining ring is provided with a drip irrigation belt; the drip irrigation belt can pass through the drip irrigation belt guide pipe and be laid in the furrow opened by the furrow opener through the drip irrigation belt guide sleeve.

7. The planter in intercropping patterns according to claim 1, characterized in that: The soil covering and pressing device comprises a soil covering plate, a soil covering support, a pressing wheel and a connecting frame; the soil covering plate is movably connected to the soil covering support; the soil covering support is fixedly connected to the frame; the connecting frame is connected to the soil covering support; the pressing wheel is rotatably connected to the connecting frame.

8. The planter in intercropping patterns according to claim 7, characterized in that: The fixed plate is arranged on the soil covering support, a third elastic component is arranged between the fixed plate and the soil covering plate, and the third elastic component can adjust the soil covering pressure of the soil covering plate; a fourth elastic component is arranged between the soil covering support and the connecting frame, and the connecting frame can make the fourth elastic component elastically deform during soil compaction by the compaction wheel.

9. The planter in intercropping patterns according to claim 1, characterized in that: The seedling protection device comprises seedling protection plates fixedly connected to the frame along two sides in the crop spacing direction, and both ends of the length direction of the seedling protection plates are arranged as arc-shaped ends that are inwardly recessed.

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