Press wheel for air-blowing type seeder

Abstract

The utility model discloses a press wheel for an air-blowing type seeder, which comprises a mounting plate, a support assembly is arranged below the mounting plate, the support assembly comprises a left support rod, a left fixing groove, a left through groove, a right support rod, a right fixing groove, a right through groove and a sliding block, the left support rod and the right support rod are L-shaped, and the left fixing groove and the right through groove are arranged on the left support rod and the right support rod respectively. A left fixing groove is formed in the lower end of the left supporting rod in a left-right penetrating mode, a left through groove is formed in the lower end of the left supporting rod in an up-down penetrating mode, and the left through groove vertically penetrates through the left fixing groove. By means of the structure, the press wheel body and the supporting rods are fixed in a matched mode, disassembly and assembly are more convenient, the distance between the left supporting rod and the right supporting rod can be adjusted, different press wheels can be replaced, the flexibility of the device is improved, matched and fixed parts can be universal, and the practicability and universality of the device are improved; the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural machinery, in particular to a pressure wheel for a pneumatic seeder. Background Technique

[0002] A pneumatic seeder is a modern agricultural machine that uses air flow to assist in the transmission and sowing of seeds. Due to its high sowing efficiency and high precision, it has been widely used in agricultural production. Its main advantage is that it can effectively sow seeds under different terrains and soil conditions, and can accurately control the sowing amount according to the type of crop and planting requirements.

[0003] In the existing pneumatic seeder, the pressure wheels are fixedly connected to the seeder, and different pressure wheels adopt different connection structures, resulting in troublesome replacement of the pressure wheels, non-universal parts, and high maintenance costs. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a pressure wheel for a pneumatic seeder. The pressure wheel body and the support rod are fixed by a matching method, which is not only more convenient for disassembly and assembly, but also can adjust the distance between the left and right support rods, so that different pressure wheels can be replaced, improving the flexibility of the device. The parts fixed by matching can be made universal, improving the practicability and universality of the device, and reducing the maintenance cost.

[0005] To achieve the above object, a pressure wheel for a pneumatic seeder is provided, including: a mounting plate, a support assembly is arranged below the mounting plate, the support assembly includes a left support rod, a left fixing groove, a left through groove, a right support rod, a right fixing groove, a right through groove and a slider. The left support rod and the right support rod are both in an "L" shape. The lower end of the left support rod is vertically and horizontally penetrated with a left fixing groove, and the lower end of the left support rod is vertically penetrated with a left through groove. The left through groove vertically penetrates the left fixing groove. The lower end of the right support rod is vertically and horizontally penetrated with a right fixing groove, and the lower end of the right support rod is vertically penetrated with a right through groove. The right through groove vertically penetrates the right fixing groove. The top of the right support rod is fixedly connected with a slider. A fixing assembly is arranged behind the support assembly. The fixing assembly includes a lock, an outer fixing groove, a connecting rod and an upper fastening ring. The front side wall of the lock is provided with an outer fixing groove. The top and bottom of the lock are fixedly connected with connecting rods. The number of the connecting rods is two. The circumferential surface of the connecting rod is threadedly connected with an upper fastening ring. The number of the upper fastening rings is two. A pressure wheel body is arranged between the left support rod and the right support rod. A connecting shaft is vertically and horizontally penetrated through the pressure wheel body. A bearing is clamped on the circumferential surface of the connecting shaft. An outer fastening ring is threadedly connected on the circumferential surface of the connecting shaft. An electric rod is fixedly connected between the left support rod and the right support rod.

[0006] According to the press wheel for an air-blowing seeder described above, the top of the left support rod is fixedly connected to the mounting plate, and the top of the right support rod is slidably connected to the mounting plate.

[0007] According to the press wheel for an air-blowing seeder described above, the number of the fixing components is set to two, and they are symmetrically distributed behind the left support rod and the right support rod.

[0008] According to the press wheel for an air-blowing seeder described above, the number of both the bearings and the outer fastening rings is set to two, and they are symmetrically distributed on the left and right sides of the press wheel body. Both of the outer fastening rings are located outside the left support rod and the right support rod.

[0009] According to the press wheel for an air-blowing seeder described above, the left and right pairs of the connecting rods are respectively located inside the left through groove and the right through groove.

[0010] According to the press wheel for an air-blowing seeder described above, the left and right pairs of the upper fastening rings are respectively located on the upper and lower sides of the left through groove and the right through groove.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: By providing the mounting plate, the left support rod, the left fixing groove, the left through groove, the right support rod, the right fixing groove, the right through groove, the slider, the lock, the outer fixing groove, the connecting rod, the upper fastening ring, the press wheel body, the connecting shaft, the bearing, the outer fastening ring and the electric rod, the press wheel body and the support rod are fixed in a matching manner. This not only makes the disassembly and assembly more convenient, but also can adjust the distance between the left and right support rods, so that different press wheels can be replaced, improving the flexibility of the device. The parts with matching fixation can be made universal, improving the practicability and universality of the device and reducing the maintenance cost.

[0012] The additional aspects and advantages of the present utility model will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The following further describes the present utility model in conjunction with the drawings and embodiments;

[0014] Figure 1 It is the front view of the press wheel for an air-blowing seeder of the present utility model;

[0015] Figure 2 It is the structural diagram of the support assembly of the press wheel for an air-blowing seeder of the present utility model;

[0016] Figure 3 It is the structural diagram of the lock of the press wheel for an air-blowing seeder of the present utility model;

[0017] Figure 4 This is the structural diagram of the press wheel body of a press wheel for an air-blowing seeder of the present utility model.

[0018] In the figure: 1. mounting plate; 2. left support rod; 3. left fixing groove; 4. left through groove; 5. right support rod; 6. right fixing groove; 7. right through groove; 8. slider; 9. lock; 10. outer fixing groove; 11. connecting rod; 12. upper fastening ring; 13. press wheel body; 14. connecting shaft; 15. bearing; 16. outer fastening ring; 17. electric rod. Specific implementation manner

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] Please refer to Figures 1-4 , the present utility model provides a technical solution: a press wheel for an air-blowing seeder, including: a mounting plate 1, the mounting plate 1 is fixedly connected to the air-blowing seeder, a support assembly is arranged below the mounting plate 1, the support assembly includes a left support rod 2, a left fixing groove 3, a left through groove 4, a right support rod 5, a right fixing groove 6, a right through groove 7 and a slider 8, both the left support rod 2 and the right support rod 5 are in an "L" shape, a left fixing groove 3 is vertically and horizontally penetrated through the lower end of the left support rod 2, a left through groove 4 is vertically penetrated through the lower end of the left support rod 2, the left through groove 4 vertically penetrates through the left fixing groove 3, a right fixing groove 6 is vertically and horizontally penetrated through the lower end of the right support rod 5, a right through groove 7 is vertically penetrated through the lower end of the right support rod 5, the right through groove 7 vertically penetrates through the right fixing groove 6, the top of the right support rod 5 is fixedly connected to a slider 8, and a fixing assembly is arranged behind the support assembly.

[0021] The fixing assembly includes a lock 9, an outer fixing groove 10, a connecting rod 11 and an upper fastening ring 12. An outer fixing groove 10 is arranged on the front side wall of the lock 9. Connecting rods 11 are fixedly connected to both the top and the bottom of the lock 9. The number of the connecting rods 11 is set to two. An upper fastening ring 12 is threadedly connected to the circumferential surface of the connecting rod 11. The number of the upper fastening rings 12 is set to two. The number of the fixing assemblies is set to two and is symmetrically distributed behind the left support rod 2 and the right support rod 5. The left and right pairs of connecting rods 11 are respectively located inside the left through groove 4 and the right through groove 7. The left and right pairs of upper fastening rings 12 are both located on the upper and lower sides of the left through groove 4 and the right through groove 7.

[0022] A press wheel body 13 is arranged between the left support rod 2 and the right support rod 5. A connecting shaft 14 is arranged through the left and right of the press wheel body 13. A bearing 15 is clamped on the circumferential surface of the connecting shaft 14. An outer fastening ring 16 is threadedly connected to the circumferential surface of the connecting shaft 14. An electric rod 17 is fixedly connected between the left support rod 2 and the right support rod 5. When the electric rod 17 is started, the distance between the left support rod 2 and the right support rod 5 can be adjusted, so as to replace the press wheels of different sizes. The number of the bearings 15 and the outer fastening rings 16 are both two, and are symmetrically distributed on the left and right sides of the press wheel body 13. Both of the two outer fastening rings 16 are located outside the left support rod 2 and the right support rod 5.

[0023] The top of the left support rod 2 is fixedly connected to the mounting plate 1, and the top of the right support rod 5 is slidably connected to the mounting plate 1.

[0024] Working principle: Clamp the bearings 15 at both ends of the connecting shaft 14, then clamp the bearings 15 in the left fixing groove 3 and the right fixing groove 6, then install the fixing components, clamp the two lock catches 9 in the left fixing groove 3 and the right fixing groove 6 respectively, and clamp the connecting rods 11 in the left through groove 4 and the right through groove 7 respectively, then tighten the upper fastening ring 12, and then tighten the outer fastening rings 16 on both sides to realize the installation of the press wheel body 13. When it is necessary to replace the press wheel body 13, operate in the reverse direction to remove the press wheel body 13, and then adjust the electric rod 17 to push the right support rod 5 to slide at the bottom of the mounting plate 1, so as to facilitate the installation of the press wheel bodies 13 of different sizes.

[0025] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art to which the present invention pertains, various changes can be made without departing from the gist of the present invention.

Claims

1. A pressing wheel for an air-blowing seeder, comprising: The mounting plate (1) is characterized in that a supporting assembly is arranged below the mounting plate (1), and the supporting assembly comprises a left supporting rod (2), a left fixing groove (3), a left through groove (4), a right supporting rod (5), a right fixing groove (6), a right through groove (7) and a sliding block (8), wherein the left supporting rod (2) and the right supporting rod (5) are both in an "L" shape, and the lower end of the left supporting rod (2) is provided with a left fixing groove (3) penetrating left and right, the lower end of the left supporting rod (2) is provided with a left through groove (4) penetrating up and down, the left through groove (4) penetrating up and down the left fixing groove (3), the lower end of the right supporting rod (5) is provided with a right fixing groove (6) penetrating left and right, the lower end of the right supporting rod (5) is provided with a right through groove (7) penetrating up and down, the right through groove (7) penetrating up and down the right fixing groove (6), the top of the right supporting rod (5) is fixedly connected with a sliding block (8), and a fixing The fixing assembly comprises a lock buckle (9), an external fixing groove (10), a connecting rod (11) and an upper fastening ring (12). The front side wall of the lock buckle (9) is provided with an external fixing groove (10). The top and bottom of the lock buckle (9) are fixedly connected with a connecting rod (11). There are two connecting rods (11). An upper fastening ring (12) is threadedly connected on the circumferential surface of the connecting rod (11). There are two upper fastening rings (12). A pressure wheel body (13) is provided between the left support rod (2) and the right support rod (5). A connecting shaft (14) is provided on the left and right sides of the pressure wheel body (13). A bearing (15) is clamped on the circumferential surface of the connecting shaft (14). An external fastening ring (16) is threadedly connected on the circumferential surface of the connecting shaft (14). An electric rod (17) is fixedly connected between the left support rod (2) and the right support rod (5).

2. A pressing wheel for an air-blowing seeder as claimed in claim 1, characterized in that: The top of the left support rod (2) is fixedly connected to the mounting plate (1), and the top of the right support rod (5) is slidably connected to the mounting plate (1).

3. A pressing wheel for an air-blowing seeder as claimed in claim 1, characterized in that: The number of the fixing components is two and they are symmetrically distributed behind the left support rod (2) and the right support rod (5).

4. A pressing wheel for an air-blowing seeder as claimed in claim 1, characterized in that: The bearings (15) and the outer fastening rings (16) are both provided in two numbers and are symmetrically distributed on the left and right sides of the pressure wheel body (13). The two outer fastening rings (16) are both located on the outside of the left support rod (2) and the right support rod (5).

5. A pressing wheel for an air-blowing seeder as claimed in claim 3, characterized in that: The left and right pairs of connecting rods (11) are respectively located inside the left through slot (4) and the right through slot (7).

6. A pressing wheel for an air-blowing seeder as claimed in claim 3, characterized in that: The left and right pairs of upper fastening rings (12) are both located on the upper and lower sides of the left through groove (4) and the right through groove (7).

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