Crawler-type corn harvester

Abstract

The utility model provides a crawler-type corn harvester which comprises a harvester body, the harvester body is composed of a cab, a crawler driving seat, a header and a harvesting mechanism, vertical plates are installed on the surface of the header and located above the harvesting mechanism, and a transmission shaft is movably installed between the two vertical plates through a bearing seat. An extrusion plate is connected between the two transmission shafts, a spring is arranged on the surface of the bottom end of the extrusion plate, and the extrusion plate, the transmission shafts, the spring, the electric push rod and the mounting frame are used in cooperation, so that when the harvester body harvests corn, the extrusion plate can bend corn straw in front; the electric push rod drives the mounting frame to move and then pushes the extrusion plate to compress the spring, so that the angle of the extrusion plate is adjusted, the operation is simple, and the use flexibility of the harvester is conveniently improved.

Description

Technical Field

[0001] The utility model relates to the technical field of corn harvesters, in particular to a crawler type corn harvester. Background Art

[0002] Corn is the main agricultural crop in my country. The country is divided into three major corn producing areas with a large geographical span, mostly distributed from Heilongjiang, Jilin, Liaoning in the north to Hainan Island in the south. Due to the wide distribution and diverse planting terrains, there are vast plains and hilly slopes. Under this premise, my country's harvester types are mainly divided into wheeled harvesters and crawler harvesters. After development in recent years, the corn grain harvesting platform of wheeled harvesters has become increasingly mature and met the needs of some regions.

[0003] Although the corn harvesters currently on the market can harvest corn, the high corn stalks easily block the view of people inside the cab when the harvester is driving. In addition, the existing corn harvesters lack corresponding detection mechanisms, and accidents are likely to occur once there are living things in front.

[0004] Therefore, it is necessary to provide a crawler type corn harvester to solve the above-mentioned technical problems. Utility Model Content

[0005] The utility model provides a crawler type corn harvester, which solves the problems in the background technology.

[0006] In order to solve the above technical problems, the utility model provides a crawler type corn harvester, including a harvester body, the harvester body is composed of a cab, a crawler drive seat, a harvesting platform and a harvesting mechanism, the harvesting platform surface is provided with a vertical plate above the harvesting mechanism, a transmission shaft is movably installed between two of the vertical plates through a bearing seat, an extrusion plate is connected between the two transmission shafts, a spring is provided on the bottom end surface of the extrusion plate, the bottom end of the spring is fixed to the surface of the harvesting platform, an electric push rod is installed on the surface of the harvesting platform, and a mounting frame is provided at the output end of the electric push rod. By arranging the extrusion plate, the transmission shaft, the spring, the electric push rod and the mounting frame for coordinated use, the harvester body can make the extrusion plate bend the corn stalks in front when harvesting corn, so as to facilitate the staff in the cab to observe the situation in front and facilitate the operation of the harvester body, and the mounting frame is driven to move by the electric push rod, and then the extrusion plate is pushed to compress the spring, so as to adjust the angle of the extrusion plate. This method is simple to operate and is convenient for improving its flexibility of use.

[0007] Preferably, a threaded connection tube is vertically installed on the top surface of the harvesting platform, a support rod is spirally fixed inside the threaded connection tube, a gooseneck tube is arranged on the top of the support rod, a mounting plate is arranged at one end of the gooseneck tube, and an infrared sensor is installed on the bottom surface of the mounting plate. By arranging the connecting rod, the threaded connection tube, the gooseneck tube, the mounting plate and the infrared sensor for coordinated use, it is convenient to monitor the living things in front of the harvester body when the harvester body is harvesting corn. When the living things appear in front, the infrared sensor will transmit the signal to the display screen, so that the personnel in the cab can observe intuitively, and then stop the machine and drive away to avoid accidents. This method is simple to operate and greatly improves the safety performance of the harvester body.

[0008] Preferably, a mounting groove is provided at the bottom end of the mounting frame, and a roller is movably installed inside the mounting groove. The roller contacts the top surface of the extrusion plate. By providing the mounting frame and the roller, it is convenient for the electric push rod to drive the roller to contact the extrusion plate through the mounting frame. This method is simple to operate and is convenient for smoothly pressing the extrusion plate.

[0009] Preferably, a plurality of springs are provided, and the plurality of springs are installed at equal distances between the extrusion plate and the harvesting platform. By providing a plurality of springs, the stability of the support for the extrusion plate can be improved.

[0010] Preferably, two electric push rods are provided, and the two electric push rods are symmetrically installed between the extrusion plate and the harvesting platform. By providing two electric push rods, the stability of the extrusion plate when being pushed is improved.

[0011] Preferably, an external thread is provided below the surface of the support rod, and the provision of the external thread facilitates the support rod to be fixed to the threaded connection tube through the external thread.

[0012] Preferably, a display screen is installed inside the cab. By providing the display screen, the front results detected by the infrared sensor can be displayed on the display screen, which facilitates the intuitive process for the staff inside the cab.

[0013] Compared with the related art, the crawler corn harvester provided by the utility model has the following beneficial effects:

[0014] 1. Compared with the prior art, this crawler corn harvester, by setting the extrusion plate, the transmission shaft, the spring, the electric push rod and the mounting frame for coordinated use, enables the harvester body to make the extrusion plate bend the corn stalks in front when harvesting corn, so as to facilitate the staff inside the cab to observe the situation in front and facilitate the operation of the harvester body, and the mounting frame is driven to move by the electric push rod, and then the extrusion plate is pushed to compress the spring, so as to adjust the angle of the extrusion plate. This method is simple to operate and is convenient for improving its flexibility of use. By setting the connecting rod, the threaded connecting tube, the gooseneck tube, the mounting plate and the infrared sensor for coordinated use, it is convenient to monitor the living things in front of the harvester body when the harvester body is harvesting corn, so that when the living things appear in front, the infrared sensor will transmit the signal to the display screen, so that the staff in the cab can observe intuitively, and then stop the machine to drive away, so as to avoid unexpected situations. This method is simple to operate and greatly improves the safety performance of the harvester body.

[0015] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure of a crawler corn harvester provided by the utility model;

[0017] Figure 2 A schematic diagram of the structure of an extrusion plate of a crawler-type corn harvester provided by the utility model;

[0018] Figure 3 A schematic diagram of the gooseneck structure of a crawler corn harvester provided by the utility model;

[0019] Figure 4 The utility model provides a schematic diagram of the roller structure of a crawler type corn harvester.

[0020] Numbers in the figure:

[0021] 1. Harvester body; 2. Cab; 3. Display screen; 4. Support rod; 5. Threaded connection tube; 6. Extrusion plate; 7. Harvesting mechanism; 8. Harvesting platform; 9. Track drive seat; 10. Electric push rod; 11. Vertical plate; 12. Spring; 13. Mounting plate; 14. Infrared sensor; 15. Gooseneck; 16. External thread; 17. Mounting frame; 18. Roller. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0023] First embodiment

[0024] Please refer to Figure 1-4A crawler corn harvester includes a harvester body 1, which is composed of a cab 2, a crawler drive seat 9, a harvesting platform 8 and a harvesting mechanism 7. A vertical plate 11 is installed on the surface of the harvesting platform 8 above the harvesting mechanism 7. A transmission shaft is movably installed between two vertical plates 11 through a bearing seat. An extrusion plate 6 is connected between the two transmission shafts. A spring 12 is arranged on the bottom surface of the extrusion plate 6. The bottom end of the spring 12 is fixed to the surface of the harvesting platform 8. An electric push rod 10 is installed on the surface of the harvesting platform 8. The output end of the electric push rod 10 is arranged There is a mounting frame 17. By setting the extrusion plate 6, the transmission shaft, the spring 12, the electric push rod 10 and the mounting frame 17 for coordinated use, the harvester body 1 can make the extrusion plate 6 bend the corn stalks in front when harvesting corn, so as to facilitate the staff inside the cab 2 to observe the situation in front and facilitate the operation of the harvester body 1. The mounting frame 17 is moved by the electric push rod 10, and then the extrusion plate 6 is pushed to compress the spring 12, so as to adjust the angle of the extrusion plate 6. This method is simple to operate and is convenient for improving its flexibility of use.

[0025] The working principle of a crawler corn harvester provided by the utility model is as follows:

[0026] This type of crawler corn harvester, when the harvester body 1 is harvesting corn, the squeezing plate 6 can bend the corn stalks in front, so that the staff inside the cab 2 can observe the situation in front and operate the harvester body 1. The electric push rod 10 drives the mounting frame 17 to move, and then pushes the squeezing plate 6 to compress the spring 12, so as to adjust the angle of the squeezing plate 6. This method is simple to operate and is convenient for improving its flexibility of use. By setting the connecting rod, the threaded connecting tube 5, the gooseneck tube 15, the mounting plate 13 and the infrared sensor 14 for coordinated use, it is convenient to monitor the living things in front of the harvester body 1 when the harvester body 1 is harvesting corn. When the living things appear in front, the infrared sensor 14 will transmit the signal to the display screen 3, so that the personnel in the cab 2 can observe intuitively, and then stop the machine to drive away, so as to avoid unexpected situations. This method is simple to operate and greatly improves the safety performance of the harvester body 1.

[0027] Compared with the related art, the crawler corn harvester provided by the utility model has the following beneficial effects:

[0028] By setting the extrusion plate 6, the transmission shaft, the spring 12, the electric push rod 10 and the mounting frame 17 for coordinated use, the extrusion plate 6 can bend the corn stalks in front of the harvester body 1 when harvesting corn, so that the staff inside the cab 2 can observe the situation in front and operate the harvester body 1 conveniently. The mounting frame 17 is driven to move by the electric push rod 10, and then the extrusion plate 6 is pushed to compress the spring 12, so as to adjust the angle of the extrusion plate 6. This method is simple to operate and is convenient to improve its flexibility of use. By setting the connecting rod, the threaded connecting tube 5, the gooseneck tube 15, the mounting plate 13 and the infrared sensor 14 for coordinated use, it is convenient to monitor the living things in front of the harvester body 1 when the harvester body 1 is harvesting corn. When the living things appear in front, the infrared sensor 14 will transmit the signal to the display screen 3, so that the staff in the cab 2 can observe intuitively, and then stop the machine to drive away, so as to avoid unexpected situations. This method is simple to operate and greatly improves the safety performance of the harvester body 1.

[0029] Second embodiment

[0030] Please refer to Figure 1-4 Based on the crawler corn harvester provided in the first embodiment of the present application, the second embodiment of the present application provides another crawler corn harvester. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0031] Specifically, the crawler corn harvester provided in the second embodiment of the present application is different in that a threaded connection tube 5 is vertically installed on the top surface of the harvesting platform 8, a support rod 4 is spirally fixed inside the threaded connection tube 5, a gooseneck tube 15 is arranged on the top of the support rod 4, a mounting plate 13 is arranged at one end of the gooseneck tube 15, and an infrared sensor 14 is installed on the bottom surface of the mounting plate 13. By arranging the connecting rod, the threaded connection tube 5, the gooseneck tube 15, the mounting plate 13 and the infrared sensor 14 for coordinated use, it is convenient to monitor the living things in front of the harvester body 1 when the harvester body 1 is harvesting corn. When the living things appear in front, the infrared sensor 14 will transmit the signal to the display screen 3, so that the personnel in the cab 2 can observe it intuitively, and then stop the machine and drive away to avoid accidents. This method is simple to operate and greatly improves the safety performance of the harvester body 1.

[0032] With this technical solution, a mounting groove is provided at the bottom of the mounting frame 17, and a roller 18 is movably installed inside the mounting groove. The roller 18 contacts the top surface of the extrusion plate 6. By providing the mounting frame 17 and the roller 18, it is convenient for the electric push rod 10 to drive the roller 18 to contact the extrusion plate 6 through the mounting frame 17. This method is simple to operate and is convenient for smoothly pressing the extrusion plate 6.

[0033] With this technical solution, a plurality of springs 12 are provided, and the plurality of springs 12 are installed at equal distances between the extrusion plate 6 and the harvesting platform 8. By providing a plurality of springs 12, the stability of the support for the extrusion plate 6 is improved.

[0034] With this technical solution, two electric push rods 10 are provided, and the two electric push rods 10 are symmetrically installed between the extrusion plate 6 and the harvesting platform 8. By providing two electric push rods 10, the stability of the extrusion plate 6 when being pushed is improved.

[0035] With this technical solution, an external thread 16 is provided below the surface of the support rod 4 . By providing the external thread 16 , it is convenient to fix the support rod 4 to the threaded connection tube 5 via the external thread 16 .

[0036] With this technical solution, a display screen 3 is installed inside the cab 2. By setting up the display screen 3, the front result detected by the infrared sensor 14 can be displayed on the display screen 3, which is convenient for the staff inside the cab 2 to intuitively understand the process. The control circuit of the display screen 3 can be realized through simple programming by technicians in this field. It belongs to the common knowledge in this field. It is only used without modification, so the control method and circuit connection will not be described in detail.

[0037] It should be noted that all kinds of components used in this application document are standard parts and can be purchased on the market. The specific connection methods of each part adopt conventional means such as mature bolts, rivets and welding in the existing technology. Machinery, parts and electrical equipment all adopt conventional models in the existing technology. Circuit connections adopt conventional connection methods in the existing technology. Electrical equipment are connected to an external safe power supply, and no specific description is given here.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A crawler corn harvester, comprising a harvester body (1), characterized in that: The harvester body (1) is composed of a cab (2), a crawler drive seat (9), a harvesting platform (8) and a harvesting mechanism (7). A vertical plate (11) is installed on the surface of the harvesting platform (8) above the harvesting mechanism (7). A transmission shaft is movably installed between the two vertical plates (11) through a bearing seat. An extrusion plate (6) is connected between the two transmission shafts. A spring (12) is arranged on the bottom surface of the extrusion plate (6). The bottom end of the spring (12) is fixed to the surface of the harvesting platform (8). An electric push rod (10) is installed on the surface of the harvesting platform (8). A mounting frame (17) is arranged at the output end of the electric push rod (10).

2. A crawler corn harvester according to claim 1, characterized in that: A threaded connection tube (5) is vertically mounted on the top surface of the harvesting platform (8), a support rod (4) is spirally fixed inside the threaded connection tube (5), a gooseneck tube (15) is arranged at the top of the support rod (4), a mounting plate (13) is arranged at one end of the gooseneck tube (15), and an infrared sensor (14) is mounted on the bottom surface of the mounting plate (13).

3. The crawler corn harvester according to claim 1, characterized in that: The bottom end of the mounting frame (17) is provided with a mounting groove, and a roller (18) is movably mounted inside the mounting groove, and the roller (18) is in contact with the top surface of the extrusion plate (6).

4. The crawler corn harvester according to claim 1, characterized in that: A plurality of springs (12) are provided, and the plurality of springs (12) are installed at equal distances between the extrusion plate (6) and the harvesting platform (8).

5. The crawler corn harvester according to claim 1, characterized in that: Two electric push rods (10) are provided, and the two electric push rods (10) are symmetrically installed between the extrusion plate (6) and the harvesting platform (8).

6. The crawler corn harvester according to claim 2, characterized in that: An external thread (16) is provided below the surface of the support rod (4).

7. The crawler corn harvester according to claim 1, characterized in that: A display screen (3) is installed inside the cab (2).

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