CN216218694U

CN216218694U - Wheat or corn seeder

Info

Publication number: CN216218694U
Application number: CN202123076742.7U
Authority: CN
Inventors: 祝宗美; 党荷雅; 张凤秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-08
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a wheat or corn seeder, which comprises a rack with a bearing and supporting function, wherein a bottom plate is arranged at the lower end of the rack; the seed blanking assembly is arranged in the middle of the rack, a soil covering assembly is arranged on the right side of the seed blanking assembly, and the soil covering assembly is arranged at the lower end of the bottom plate; also includes: the electric push rod is fixedly arranged at the lower end of the middle part of the rack, a ditching plate is fixed at the lower end of the electric push rod, and the ditching plate is positioned on the left side of the soil covering assembly; the adjusting plate is clamped and slidably arranged inside the lower end of the trenching plate; a switch assembly mounted on a side portion of the trenching plate; and the bearing of the bevel gear transmission component is arranged inside the right side of the bottom plate. This wheat or corn drill utilizes the cooperation of regulating plate and drive clamp plate, realizes that the ditching board closely laminates in the state on ground all the time, realizes the seeding depth unanimity, guarantees simultaneously that the unloading of seed is smooth and easy, the normal clear of guarantee seeding.

Description

Wheat or corn seeder

Technical Field

The utility model relates to the technical field related to agricultural machinery, in particular to a wheat or corn seeder.

Background

The wheat or corn seeder belongs to agricultural machinery, greatly improves the seeding efficiency of wheat or corn, meets social requirements, and promotes the development of social economy.

However, the existing wheat or corn sowing machines have the following problems:

in a corn drill of publication No. CN213187165U, through setting up electric putter, the ditching board, earthing plate and back running roller, can adjust the height of ditching board in a flexible way, thereby control the depth of ditching, guarantee maize seed survival rate, cover the soil pocket on maize seed through the earthing plate, and carry out the compaction through the back running roller, guarantee maize seed's survival rate, this seeder only realizes the adjustment to ditching board height through electric putter, however when the in-service use, inconvenient real-time automatic adjustment according to the ground roughness carries out, it is comparatively inconvenient to use, and the seed easily takes place the condition of jam in the inside of charging box, the condition that leads to the unloading not to be smooth and easy takes place, influence the going on of seeding.

We have therefore proposed a wheat or corn planter to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wheat or corn seeder, which aims to solve the problems that the existing seeder in the market at present is inconvenient to automatically adjust according to the ground flatness in real time, so that the working efficiency is low, and the seeds are easy to be unsmooth in the discharging process to influence the seeding.

In order to achieve the purpose, the utility model provides the following technical scheme: a wheat or corn seeder comprises a frame serving as a bearing support function, wherein a bottom plate is arranged at the lower end of the frame, and wheels are rotatably arranged at the lower ends of the left side and the right side of the bottom plate so as to be propelled;

the seed blanking assembly is arranged in the middle of the rack, a soil covering assembly is arranged on the right side of the seed blanking assembly, and the soil covering assembly is arranged at the lower end of the bottom plate;

also includes:

the electric push rod is fixedly arranged at the lower end of the middle part of the rack, a ditching plate is fixed at the lower end of the electric push rod, and the ditching plate is positioned on the left side of the soil covering assembly;

the adjusting plate is clamped and slidably arranged inside the lower end of the trenching plate, a pressure spring is welded between the adjusting plate and the trenching plate, and the adjusting plate is always in a state of being tightly attached to the ground under the action of the pressure spring;

the switch assembly is arranged on the side part of the trenching plate and can be used for controlling the starting and the closing of the electric push rod;

the bevel gear transmission assembly is mounted inside the right side of the bottom plate through a bearing, a synchronous belt is connected between the rear end of the bevel gear transmission assembly and the rotating shaft of the wheel, and the upper end of the bevel gear transmission assembly penetrates through the inside of the rack and is connected with a driving gear at the upper end of the rack.

Preferably, be connected with the pull wire between regulating plate and the drive clamp plate, and drive clamp plate lateral sliding set up in the inside of ditching board to the left end one side of drive clamp plate is the arcuation setting, and the highest point of drive clamp plate is higher than the minimum of switch module moreover, makes when the regulating plate slides the back in the lower extreme of ditching board, can utilize the pull wire to pull the drive clamp plate and remove, and the drive clamp plate is pressed to switch module, thereby control electric putter starts.

Preferably, a return spring is welded between the driving pressing plate and the rack, and the elasticity of the return spring is smaller than the elasticity of the pressure spring, so that the driving pressing plate can be reset under the action of the return spring after being not pulled by the traction wire, and the adjusting plate can be attached to the ground all the time under the action of the pressure spring.

Preferably, the left side meshing of drive gear has the ring gear, and the ring gear bearing install in the inside of frame to the ring gear cover is established the middle part outside of seed unloading subassembly, makes when drive gear rotates the back, can drive the ring gear and carry out synchronous rotation.

Preferably, the upper end of ring gear is fixed with first magnetic sheet and second magnetic sheet in the slope, and first magnetic sheet and the crisscross setting of second magnetic sheet to the magnetism of first magnetic sheet and second magnetic sheet is opposite, makes when the ring gear rotates the back, can drive first magnetic sheet and second magnetic sheet intermittent type and be in the position relative with magnet.

Preferably, first magnetic sheet corresponds and is provided with the magnet that the laminating is in the seed unloading subassembly outside, and the magnet activity sets up in the inside of frame to magnet is the same with the magnetism of first magnetic sheet, makes and utilizes the magnetism relation when magnet, can strike the seed unloading subassembly, guarantees the smooth and easy of unloading, ensures going on of seeding.

Compared with the prior art, the utility model has the beneficial effects that: this wheat or corn drill utilizes the cooperation of regulating plate and drive clamp plate, realizes that the ditching board closely laminates in the state on ground all the time, realizes the seeding depth unanimity, guarantees simultaneously that the unloading of seed leads to in the same direction as, ensures the normal clear of seeding, and concrete effect is as follows:

1. the adjusting plate and the driving pressing plate are arranged, so that the adjusting plate is enabled to be always attached to the ground under the elastic action of the pressure spring, when the trenching plate is not in contact with the ground, the adjusting plate is displaced from the trenching plate, the driving pressing plate is driven by a traction line to press the switch assembly, the electric push rod is started, and the trenching plate is enabled to be attached to the ground, in the process, the distance between the adjusting plate and the trenching plate is reduced until the driving pressing plate is not subjected to the pulling force and is reset by the reset spring, so that the switch assembly is kept away from the switch assembly, the electric push rod is closed, and therefore the adjustment can be carried out in real time according to the concave-convex condition of the ground, and the working efficiency is greatly improved;

2. be provided with ring gear and magnet for after the wheel rotates, can utilize hold-in range and awl tooth drive assembly to drive gear and rotate, then utilize the meshing effect to drive the first magnetic sheet and the second magnetic sheet intermittent type that install on the ring gear and be in the position relative with magnet, utilize the magnetism relation, drive magnet and strike to seed unloading subassembly, guarantee that seed unloading is expert in the same direction as, the normal clear of guarantee seeding operation.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of the adjusting plate according to the present invention;

FIG. 3 is a schematic diagram of a front cross-sectional structure of a driving platen according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic top-down view of the gear ring of the present invention.

In the figure: 1. a frame; 2. a base plate; 3. a wheel; 4. a seed blanking assembly; 5. an electric push rod; 6. a trenching plate; 7. a soil covering assembly; 8. an adjusting plate; 9. a pressure spring; 10. driving the platen; 11. a pull wire; 12. a return spring; 13. a switch assembly; 14. a bevel gear transmission assembly; 15. a synchronous belt; 16. a drive gear; 17. a toothed ring; 1701. a first magnetic plate; 1702. a second magnetic plate; 18. and a magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a wheat or corn seeder comprises a frame 1 serving as a bearing support, wherein a bottom plate 2 is arranged at the lower end of the frame 1, and wheels 3 are rotatably arranged at the lower ends of the left side and the right side of the bottom plate 2 so as to be propelled; the seed blanking assembly 4 is arranged in the middle of the rack 1, a soil covering assembly 7 is arranged on the right side of the seed blanking assembly 4, and the soil covering assembly 7 is arranged at the lower end of the bottom plate 2; also includes: the electric push rod 5 is fixedly arranged at the lower end of the middle part of the frame 1, a ditching plate 6 is fixed at the lower end of the electric push rod 5, and the ditching plate 6 is positioned at the left side of the soil covering assembly 7; the adjusting plate 8 is clamped and slidably arranged inside the lower end of the trenching plate 6, a pressure spring 9 is welded between the adjusting plate 8 and the trenching plate 6, and the adjusting plate 8 is always in a state of being tightly attached to the ground under the action of the pressure spring 9; a switch assembly 13 which is installed at the side part of the trenching plate 6 and can control the starting and the closing of the electric push rod 5 by using the switch assembly 13; a pull wire 11 is connected between the adjusting plate 8 and the driving pressing plate 10, the driving pressing plate 10 is transversely arranged in the ditching plate 6 in a sliding manner, one side of the left end of the driving pressing plate 10 is arranged in an arc shape, and the highest point of the driving pressing plate 10 is higher than the lowest point of the switch assembly 13; a return spring 12 is welded between the driving platen 10 and the frame 1, and the elasticity of the return spring 12 is smaller than that of the pressure spring 9; as shown in fig. 1-3, the adjusting plate 8 will always be attached to the ground under the action of the pressure spring 9, when the trenching plate 6 is not attached to the ground, the adjusting plate 8 extends out of the inner part of the trenching plate 6 to be displaced, the driving plate 10 can be pulled by the traction wire 11 to move, the driving plate 10 will be pressed toward the switch assembly 13, the electric push rod 5 is started by touching and electrifying, so that the ditching plate 6 can be driven to move to be attached to the ground, during the movement of the trenching plate 6, the distance between the trenching plate 6 and the adjusting plate 8 is reduced, so that the traction line 11 is not used for generating tension on the driving platen 10, and then the driving platen 10 can be reset under the action of the reset spring 12, therefore, the electric push rod 5 is closed far away from the switch component 13, so that adjustment can be carried out in real time according to the ground condition, and the consistent depth of seeding is ensured;

a bevel gear transmission component 14, the bearing of which is arranged inside the right side of the bottom plate 2, a synchronous belt 15 is connected between the rear end of the bevel gear transmission component 14 and the rotating shaft of the wheel 3, and the upper end of the bevel gear transmission component 14 penetrates through the inside of the frame 1 and is connected with a driving gear 16 at the upper end of the frame 1; a gear ring 17 is meshed on the left side of the driving gear 16, the gear ring 17 is mounted inside the rack 1 in a bearing mode, and the gear ring 17 is sleeved on the outer side of the middle of the seed blanking assembly 4; the upper end of the gear ring 17 is obliquely and fixedly provided with a first magnetic plate 1701 and a second magnetic plate 1702, the first magnetic plate 1701 and the second magnetic plate 1702 are arranged in a staggered manner, and the magnetism of the first magnetic plate 1701 and the magnetism of the second magnetic plate 1702 are opposite; the first magnetic plate 1701 is correspondingly provided with a magnet 18 attached to the outer side of the seed blanking assembly 4, the magnet 18 is movably arranged in the rack 1, and the magnet 18 has the same magnetism as the first magnetic plate 1701; as shown in the combined drawings of fig. 1 and fig. 4-5, when the wheel 3 rotates along with the movement of the frame 1, the synchronous belt 15 and the bevel gear transmission assembly 14 can be utilized to drive the driving gear 16 to rotate, after the driving gear 16 rotates, the gear ring 17 is driven to rotate by utilizing the meshing action between the gear ring 17, the first magnetic plate 1701 and the second magnetic plate 1702 which are arranged at the upper end of the gear ring 17 are enabled to be intermittently positioned at the positions opposite to the magnets 18, under the magnetic relationship, the magnets 18 knock the seed blanking assembly 4, the seed blanking is ensured to be smooth, and the seed sowing operation is ensured.

The working principle is as follows: when the wheat or corn seeder is used, as shown in figures 1-5, firstly, the frame 1 is pushed to move on the field, the wheels 3 rotate along with the frame, the synchronous belt 15 and the like drive the driving gear 16 to rotate, and further the relationship between the toothed ring 17 and the magnet 18 is utilized to drive the magnet 18 to knock the seed blanking component 4, so as to ensure the smooth seed blanking, when the ditching plate 6 is not attached to the ground, the adjusting plate 8 moves under the action of the pressure spring 9, then the traction wire 11 is utilized to pull the driving plate 10 to press the switch component 13, so that the electric push rod 5 is started, the ditching plate 6 is attached to the ground, the depth of seeding can be ensured to be consistent, then after the ditching plate 6 is attached to the bottom surface, the distance between the adjusting plate 8 and the ditching plate 6 is reduced, the driving plate 10 can be restored to the original position under the action of the reset spring 12, and stopping starting the electric push rod 5, and further adjusting the electric push rod according to the ground condition in real time.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A wheat or corn seeder comprises a frame (1) with a bearing and supporting function, wherein a bottom plate (2) is arranged at the lower end of the frame (1), and wheels (3) are rotatably arranged at the lower ends of the left side and the right side of the bottom plate (2) so as to propel the seeder to walk;

the seed blanking assembly (4) is arranged in the middle of the rack (1), a soil covering assembly (7) is arranged on the right side of the seed blanking assembly (4), and the soil covering assembly (7) is arranged at the lower end of the bottom plate (2);

it is characterized by also comprising:

the electric push rod (5) is fixedly arranged at the lower end of the middle part of the rack (1), a ditching plate (6) is fixed at the lower end of the electric push rod (5), and the ditching plate (6) is positioned on the left side of the soil covering assembly (7);

the adjusting plate (8) is clamped and slidably arranged inside the lower end of the trenching plate (6), a pressure spring (9) is welded between the adjusting plate (8) and the trenching plate (6), and the adjusting plate (8) is always in a state of being tightly attached to the ground under the action of the pressure spring (9);

the switch assembly (13) is arranged on the side part of the trenching plate (6), and the switch assembly (13) can be used for controlling the starting and the closing of the electric push rod (5);

bevel gear drive assembly (14), its bearing install in the right side of bottom plate (2) is inside, and the rear end of bevel gear drive assembly (14) with be connected with hold-in range (15) between the axis of rotation of wheel (3), and the upper end of bevel gear drive assembly (14) is run through the inside of frame (1) is connected with drive gear (16) in the upper end of frame (1).

2. A wheat or corn planter as claimed in claim 1 wherein: a traction wire (11) is connected between the adjusting plate (8) and the driving pressing plate (10), the driving pressing plate (10) is transversely arranged in the ditching plate (6) in a sliding mode, one side of the left end of the driving pressing plate (10) is arranged in an arc shape, and the highest point of the driving pressing plate (10) is higher than the lowest point of the switch assembly (13).

3. A wheat or corn planter as claimed in claim 2 wherein: a return spring (12) is welded between the driving pressing plate (10) and the rack (1), and the elasticity of the return spring (12) is smaller than that of the pressure spring (9).

4. A wheat or corn planter as claimed in claim 1 wherein: the left side meshing of drive gear (16) has ring gear (17), and ring gear (17) bearing install in the inside of frame (1) to ring gear (17) cover is established the middle part outside of seed unloading subassembly (4).

5. Wheat or corn planter as claimed in claim 4 wherein: the upper end of the gear ring (17) is obliquely and fixedly provided with a first magnetic plate (1701) and a second magnetic plate (1702), the first magnetic plate (1701) and the second magnetic plate (1702) are arranged in a staggered mode, and the magnetism of the first magnetic plate (1701) is opposite to that of the second magnetic plate (1702).

6. A wheat or corn planter as claimed in claim 5 wherein: the first magnetic plate (1701) is correspondingly provided with a magnet (18) attached to the outer side of the seed blanking assembly (4), the magnet (18) is movably arranged in the rack (1), and the magnet (18) and the first magnetic plate (1701) have the same magnetism.