Single land wheel with narrow middle

Abstract

The utility model discloses a single land wheel with a narrow middle part, which belongs to the technical field of agricultural machinery and comprises a land wheel fixing seat, two sides of the land wheel fixing seat are respectively provided with a land wheel arm I and a land wheel arm II, and one of the land wheel arms I is provided with a chain box cover; by arranging the first land wheel arm, the tire and the second land wheel arm, the tire is moved to a proper position firstly, then the positioning plate is fixed to the first land wheel arm and the second land wheel arm through cooperation of the bolt, the nut and the positioning hole, and normal running of the subsequent tire is facilitated through cooperation of the transmission overrun clutch, the transmission chain and the transmission shaft; and the purpose of saving the left and right spaces of the tire is achieved by utilizing the characteristic that the two sides of the tire are concave and the concave matching of one end of the land wheel arm I and one end of the land wheel arm II, and the requirements of most planting structures on the market can be met by utilizing the single land wheel with the narrow middle, so that the purpose of increasing both production and income is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural machinery, in particular to a single-body middle narrow ground wheel. Background Art

[0002] Ground wheels usually refer to wheels used to transmit power and support the weight of mechanical equipment, especially agricultural mechanical equipment. They can be components directly connected to the power source or parts connected to other components through a transmission system. Traditional transmission ground wheels often have straight arms on their left and right arms, so they take up a lot of space during assembly and are not easy to install in the middle of a narrow ridge spacing unit, which greatly affects the use of the mechanical device. Utility Model Content

[0003] In order to overcome the above defects, the utility model provides a narrow ground wheel in the middle of a single body, which solves the problem that the traditional transmission ground wheel occupies a large space on the left and right during installation and is not easy to be installed in the middle of a single body with narrow ridge spacing.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a single-body narrow middle ground wheel, comprising a ground wheel fixing seat, a ground wheel arm 1 and a ground wheel arm 2 being respectively provided on both sides of the ground wheel fixing seat, and a chain box cover being provided on one of the ground wheel arms 1, a transmission overrunning clutch being provided at the bottom of the ground wheel fixing seat, a lead screw assembly being provided on the ground wheel fixing seat, one end of the ground wheel arm 2 and the ground wheel arm 1 being concave in shape, and a tire being provided on one end of the ground wheel arm 1 and the ground wheel arm 2;

[0005] A positioning hole and a mounting groove are provided at one end of the concave shape of the ground wheel arm 2 and the ground wheel arm 1, a transmission shaft is provided on the tire, positioning plates are provided on both sides of the tire, a transmission sprocket set is provided at one end of the transmission shaft, and a transmission chain is provided in the chain box cover.

[0006] As a further solution of the present invention: the ground wheel arm 1 and the ground wheel arm 2 are fixedly connected on both sides of the ground wheel fixing seat, the transmission overrunning clutch is installed at the bottom of the ground wheel fixing seat, one end of the transmission overrunning clutch passes through the ground wheel arm 1 and is fixedly connected to the sprocket assembly, and the ground wheel arm 1 and the ground wheel arm 2 are respectively located on both sides of the tire.

[0007] As a further solution of the present invention: the screw assembly is installed on the ground wheel fixing seat, ground wheel arm one and ground wheel arm two, the chain box cover is fixedly connected to the ground wheel arm one, the transmission shaft is fixedly connected to the tire, the positioning plate is rotatably connected to the tire through a bearing, the transmission sprocket group is fixedly connected to one end of the transmission shaft, and both ends of the transmission shaft are installed on the mounting groove.

[0008] As a further solution of the present invention: the positioning plate is fixedly connected to the ground wheel arm 2 and the ground wheel arm 1, the transmission shaft is arranged in the ground wheel arm 1, and the two ends of the transmission chain are respectively installed on the transmission sprocket group and the sprocket assembly.

[0009] Compared with the prior art, the beneficial effects of the present invention are: by setting the ground wheel arm 1, tire, ground wheel arm 2, transmission sprocket group, positioning hole, transmission shaft, positioning plate, and installation groove, the tire is first moved to a suitable position, and the transmission shaft is set on the installation groove, and then the positioning plate is fixed to the ground wheel arm 1 and the ground wheel arm 2 through the cooperation of bolts, nuts and positioning holes, and the cooperation of the transmission overrunning clutch, transmission chain and transmission shaft facilitates the normal operation of the subsequent tire, and utilizes the concave characteristics of the two sides of the tire and the inward concave cooperation of one end of the ground wheel arm 1 and the ground wheel arm 2, thereby achieving the purpose of saving the left and right space of the tire, and by utilizing the narrow ground wheel in the middle of the single body, most planting structure requirements on the market can be solved, thereby achieving the purpose of increasing production and income. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of the utility model;

[0011] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0012] In the figure: 1. Ground wheel fixing seat; 2. Transmission overrunning clutch; 3. Screw assembly; 4. Chain box cover; 5. Transmission chain; 6. Ground wheel arm 1; 7. Tire; 8. Ground wheel arm 2; 9. Transmission sprocket assembly; 10. Positioning hole; 11. Transmission shaft; 12. Positioning plate; 13. Mounting slot. DETAILED DESCRIPTION

[0013] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0014] like Figure 1-2 As shown, the utility model provides a technical solution: a single-body middle narrow ground wheel, including a ground wheel fixing seat 1, ground wheel arm 1 6 and ground wheel arm 2 8 are respectively provided on both sides of the ground wheel fixing seat 1, and a chain box cover 4 is provided on one of the ground wheel arms 1 6, the ground wheel arm 1 6 and the ground wheel arm 2 8 are fixedly connected on both sides of the ground wheel fixing seat 1, the transmission overrunning clutch 2 is installed at the bottom of the ground wheel fixing seat 1, one end of the transmission overrunning clutch 2 passes through the ground wheel arm 1 6 and is fixedly connected to the sprocket assembly, the ground wheel arm 1 6 and the ground wheel arm 2 8 are respectively located on both sides of the tire 7; the cooperation of the ground wheel arm 1 6 and the ground wheel arm 2 8, and the assistance of the positioning plate 12, facilitate the subsequent installation of the tire 7.

[0015] A transmission overrunning clutch 2 is provided at the bottom of the ground wheel fixing seat 1, and the ground wheel fixing seat 1 is provided with a screw assembly 3, which is installed on the ground wheel fixing seat 1, the ground wheel arm 1 6 and the ground wheel arm 2 8. The chain box cover 4 is fixedly connected to the ground wheel arm 1 6, the transmission shaft 11 is fixedly connected to the tire 7, the positioning plate 12 is rotatably connected to the tire 7 through a bearing, the transmission sprocket group 9 is fixedly connected to one end of the transmission shaft 11, and both ends of the transmission shaft 11 are installed on the mounting groove 13; the transmission sprocket group 9 cooperates with the transmission chain 5, so that the sprocket assembly on the transmission overrunning clutch 2 drives it to rotate, so as to facilitate the subsequent rotation of the tire 7.

[0016] One end of the ground wheel arm 2 8 and the ground wheel arm 1 6 is concave in shape, and one end of the ground wheel arm 1 6 and the ground wheel arm 2 8 is provided with a tire 7. A positioning hole 10 and a mounting groove 13 are opened at the concave end of the ground wheel arm 2 8 and the ground wheel arm 1 6. A transmission shaft 11 is provided on the tire 7. Positioning plates 12 are provided on both sides of the tire 7. The positioning plates 12 are fixedly connected to the ground wheel arm 2 8 and the ground wheel arm 1 6. The transmission shaft 11 is provided in the ground wheel arm 1 6. The two ends of the transmission chain 5 are respectively installed on the transmission sprocket group 9 and the sprocket assembly. One end of the transmission shaft 11 is provided with the transmission sprocket group 9, and the transmission chain 5 is provided in the chain box cover 4. Taking advantage of the concave characteristics on both sides of the tire 7, the inward concave design of one end of the ground wheel arm 1 6 and the ground wheel arm 2 8 is greatly saved when the tire 7 is installed. The two positioning plates 12 are fixedly connected to the ground wheel arm 2 8 and the ground wheel arm 1 6 through the cooperation of bolts, nuts and positioning holes 10.

[0017] The working principle of the present invention is as follows: first, the tire 7 is moved between the ground wheel arm 1 6 and the ground wheel arm 2 8, so that the two ends of the transmission shaft 11 are respectively arranged on the mounting grooves 13 of the ground wheel arm 1 6 and the ground wheel arm 2 8, and then the positioning plate 12 is fixed to the ground wheel arm 1 6 and the ground wheel arm 2 8 by the cooperation of the bolts, nuts and positioning holes 10, and the subsequent rotation of the tire 7 is facilitated by the cooperation of the transmission overrunning clutch 2, the transmission chain 5 and the transmission shaft 11, and one end of the ground wheel arm 1 6 and the ground wheel arm 2 8 is concave inward, and then by utilizing the concave characteristics of the two sides of the tire 7, the left and right space of the tire 7 is saved.

[0018] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0019] The above describes in detail the preferred embodiments of this patent, but this patent is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A single narrow middle ground wheel, including a ground wheel fixing seat (1), characterized in that: The two sides of the ground wheel fixing seat (1) are respectively provided with a ground wheel arm 1 (6) and a ground wheel arm 2 (8), and a chain box cover (4) is provided on one of the ground wheel arms 1 (6). A transmission overrunning clutch (2) is provided at the bottom of the ground wheel fixing seat (1). The ground wheel fixing seat (1) is provided with a screw assembly (3). One end of the ground wheel arm 2 (8) and the ground wheel arm 1 (6) is in a concave shape. One end of the ground wheel arm 1 (6) and the ground wheel arm 2 (8) is provided with a tire (7). A positioning hole (10) and a mounting groove (13) are provided at one end of the concave shape of the second ground wheel arm (8) and the first ground wheel arm (6); a transmission shaft (11) is provided on the tire (7); positioning plates (12) are provided on both sides of the tire (7); a transmission sprocket set (9) is provided at one end of the transmission shaft (11); and a transmission chain (5) is provided in the chain box cover (4).

2. The single-piece narrow middle ground wheel according to claim 1, characterized in that: The ground wheel arm 1 (6) and the ground wheel arm 2 (8) are fixedly connected on both sides of the ground wheel fixing seat (1); the transmission overrunning clutch (2) is installed at the bottom of the ground wheel fixing seat (1); one end of the transmission overrunning clutch (2) passes through the ground wheel arm 1 (6) and is fixedly connected to a sprocket assembly; the ground wheel arm 1 (6) and the ground wheel arm 2 (8) are respectively located on both sides of the tire (7).

3. The single-piece narrow middle ground wheel according to claim 2, characterized in that: The screw assembly (3) is mounted on the ground wheel fixing seat (1), the ground wheel arm 1 (6) and the ground wheel arm 2 (8); the chain box cover (4) is fixedly connected to the ground wheel arm 1 (6); the transmission shaft (11) is fixedly connected to the tire (7); the positioning plate (12) is rotatably connected to the tire (7) through a bearing; the transmission sprocket assembly (9) is fixedly connected to one end of the transmission shaft (11); and both ends of the transmission shaft (11) are mounted on the mounting groove (13).

4. The single-piece narrow middle ground wheel according to claim 3, characterized in that: The positioning plate (12) is fixedly connected to the second ground wheel arm (8) and the first ground wheel arm (6), the transmission shaft (11) is arranged in the first ground wheel arm (6), and the two ends of the transmission chain (5) are respectively installed on the transmission sprocket group (9) and the sprocket assembly.

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