Combine harvester control cabin

Abstract

The utility model provides an operating room of a combine harvester. The operating room comprises a seat assembly, a steering wheel assembly, an operating table, a pedal assembly and a cab rack. The seat assembly, the steering wheel assembly, the operation table and the pedal assembly are installed on the cab rack. The cab rack comprises a top cover, a second bottom plate and a side plate; a frame body is defined by the side plates, the second bottom plate is located at the bottom of the frame body, the top cover is located at the top of the frame body, a cab rack body is formed through connection, a side door is arranged on the side plate on any side of the left side face and the right side face of the cab rack body, a handle is arranged on the side door, and reflectors are arranged on the two sides of the top cover respectively. Second handrails are arranged at the front ends of side plates on the left and right sides of the cab rack body respectively. The design and arrangement of the seat assembly, the steering wheel assembly, the operation table, the pedal assembly and the machine frame are improved, and the driving comfort and operation convenience of a driver are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of driving comfort of grain combine harvesters, and in particular relates to an operating room of a combine harvester. Background Art

[0002] With the improvement of agricultural mechanization, operators' requirements for combine harvesters are not limited to quality and efficiency, but also have higher requirements for driving comfort. In recent years, Chinese researchers and enterprises have done a lot of research and exploration on the development of modern combine harvesters, but most of the research focuses on improving the harvesting performance of harvesters, ignoring the comfort of drivers when driving, and there is less research on the harvester cab. At the same time, the driving control device of the combine harvester is the control platform for the driver to operate the harvester, which is a typical human-machine environment system. When designing the driving control device of the harvester, it must not only meet the requirements of mechanical design, but also be combined with ergonomics theory, and effectively consider the driver's driving comfort and convenience of operation.

[0003] Domestic research on harvester cabs started late, and the designs of cabs and driving controls were mostly directly based on advanced foreign products without taking into account the characteristics of the Chinese human body, resulting in poor driving comfort and inconvenient operation for domestic harvester drivers. Utility Model Content

[0004] In view of the above technical problems, the utility model provides a combine harvester control room, which optimizes the design and arrangement of various devices in the control room, and improves the comfort of the driver's driving environment and the convenience of operation.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A combine harvester operating room, characterized in that it comprises a seat assembly, a steering wheel assembly, an operating table, a pedal assembly and a cab frame;

[0007] The seat assembly, steering wheel assembly, operating table and pedal assembly are respectively mounted on the cab frame;

[0008] The cab frame includes a top cover, a second bottom plate and side plates;

[0009] The side panels are surrounded by a frame, the second bottom panel is located at the bottom of the frame, the top cover is located at the top of the frame, and are connected to form a cab frame body, a side door is provided on the side panel on either side of the left and right sides of the cab frame body, a handle is provided on the side door, and reflectors are provided on both sides of the top cover, and second handrails are provided at the front ends of the side panels on the left and right sides of the cab frame body, and extension platforms are provided on both sides of the second bottom panel, a lighting lamp is installed on the front side of the top cover, and windows are provided on the side panels and the side doors;

[0010] The seat assembly is located at the rear of the cab frame, the steering wheel assembly is located in front of the seat assembly, the pedal assemblies are located on both sides of the steering wheel assembly, and the operating console is located on one side of the seat assembly;

[0011] The seat assembly comprises a seat surface, a backrest, a first armrest and a shock absorber; the bottom of the shock absorber is connected to the second bottom plate, the top of the shock absorber is connected to the seat surface, the backrest is connected to the seat surface, the operating table is located on one side of the backrest, and the first armrest is installed on the other side of the backrest;

[0012] The steering wheel assembly comprises a steering wheel, an outer shell cover and a disc column; the bottom of the steering wheel is connected to the top of the outer shell cover, the bottom of the outer shell cover is connected to one end of the disc column, and the other end of the disc column is connected to the second bottom plate;

[0013] The operating table includes a display, a handle, a table body, a key combination and a table top; the table body is mounted on the second bottom plate, and the table top of the table body is provided with a display, a handle and a key combination in sequence from front to back;

[0014] The pedal assembly includes a pedal, a roller, a connecting rod, a torsion spring, a first bolt and a first base plate; the first base plate is connected to the second base plate, one end of the pedal is connected to one end of the first base plate, the first bolt is installed in the middle of the back of the pedal, and one end of the first bolt is connected to one side of the pedal, and the other end is connected to one side of the fixing plate, the other side of the fixing plate is connected to one end of the thin sheet, and the other end of the thin sheet is connected to the other side of the pedal; the roller is connected to the first bolt through the connecting rod, the roller contacts the other end of the first base plate, the torsion spring is installed on the first bolt, one end of the torsion spring is connected to the pedal, and the other end is in the through groove passing through the connecting rod.

[0015] In the above scheme, the seat height is 410-420 mm, the seat depth is 400-410 mm, the seat width is 420-430 mm, and the seat inclination angle is 5-8°.

[0016] In the above scheme, the backrest height is 470-480 mm, the backrest width is 410-420 mm, the backrest inclination angle is 100-105°, the first armrest length is 230-250 mm, and the first armrest width is 60-80 mm.

[0017] In the above scheme, a slide rail is provided at the connection between the seat surface and the shock absorber, and the seat surface can slide back and forth along the slide rail, and the sliding adjustment amount is 150 to 156 mm.

[0018] In the above scheme, the steering wheel is a three-spoke steering wheel with a steering wheel diameter of 380-400 mm, a steering wheel cross-sectional diameter of 25-35 mm, an angle between the steering wheel and the vertical plane of 55-60°, an angle between the outer shell cover and the second bottom plate of 60-70°; the height of the outer shell cover is 550-660 mm, and the width is 130-140 mm.

[0019] In the above solution, the angle between the top of the handle and the horizontal direction is 55-60°.

[0020] In the above scheme, the cross-section of the top cover and the second bottom plate is square, the side length of the top cover and the second bottom plate is 2040-2050mm, the window is square, the side length of the window is 800-820mm, the length of the side door is 1400-1420mm, the height of the side door is 1570-1580mm, the extension platform is a rectangular structure, the length of the extension platform is 150-160mm, the width of the extension platform is 1600-1620mm, the height of the extension platform is 310-320mm, the length of the second handrail is 120-150mm, and the height of the second handrail is 1540-1570mm.

[0021] In the above scheme, the length of the reflector is 60-80 mm, and the height of the reflector is 90-100 mm; the length of the lighting lamp is 60-70 mm, and the height of the lighting lamp is 45-55 mm.

[0022] In the above scheme, the length of the table is 300-420 mm, the width of the table is 220-240 mm, the height of the table is 300-320 mm, and the display is located 150-160 mm in front of the handle and 150-155 mm higher than the table surface.

[0023] In the above scheme, the pedal is a floor-type pedal, the pedal surface is provided with patterns, the pedal width is 78-82 mm, the length is 240-250 mm, and the angle between the pedal and the first bottom plate is 40-45°.

[0024] Compared with the prior art, the beneficial effects of the present invention are as follows: the design and arrangement of the seat assembly, steering wheel assembly, operating table, pedal assembly and frame of the present invention are improved, thereby improving the driving comfort and operating convenience of the driver. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0026] Figure 1 It is a schematic diagram of the internal assembly structure of a combine harvester cab according to one embodiment of the utility model;

[0027] Figure 2 It is a schematic structural diagram of a combine harvester seat assembly according to one embodiment of the utility model.

[0028] Figure 3 It is a structural schematic diagram of a steering wheel assembly of a combine harvester according to one embodiment of the utility model.

[0029] Figure 4 The utility model is a schematic diagram of the structure of a combine harvester operating table according to one embodiment of the present invention.

[0030] Figure 5 It is a schematic structural diagram of a pedal assembly for a combine harvester according to one embodiment of the utility model.

[0031] Figure 6 It is a schematic diagram of the frame structure of a combine harvester according to one embodiment of the utility model.

[0032] Figure 7 It is a schematic perspective view of a pedal assembly of a combine harvester according to one embodiment of the utility model.

[0033] Figure 8 It is a schematic diagram of a three-dimensional view of the pedal assembly structure of a combine harvester according to one embodiment of the utility model from another perspective.

[0034] In the figure: 1, seat assembly; 2, steering wheel assembly; 3, operating table; 4, pedal assembly; 5, cab frame; 101, seat surface; 102, backrest; 103, first armrest; 104, shock absorber; 201, steering wheel; 202, outer cover; 203, plate column; 301, display; 302, handle; 303, table body; 304, button combination; 305, table top; 401, pedal; 402, roller; 403, connection Rod; 404, first base plate; 405, torsion spring; 406, first bolt; 407, first nut; 408, second bolt; 409, second nut; 410, bearing; 411, thin sheet; 412 fixing plate; 501, top cover; 502, reflector; 503, lighting; 504, second handrail; 505, side door; 506, handle; 507, window; 508, extension table; 509, second base plate; 510, side plate. DETAILED DESCRIPTION

[0035] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0036] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "front", "back", "left", "right", "up", "down", "axial", "radial", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0037] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] like Figure 1 As shown, a preferred embodiment of the combine harvester control room of the utility model is shown, which includes a seat assembly 1, a steering wheel assembly 2, an operating table 3, a pedal assembly 4 and a cab frame 5;

[0039] The seat assembly 1, the steering wheel assembly 2, the operating platform 3 and the pedal assembly 4 are respectively mounted on the cab frame 5;

[0040] The seat assembly 1 is located at the rear of the cab frame 5, the steering wheel assembly 2 is located in front of the seat assembly 1, the pedal assembly 4 is located on both sides of the steering wheel assembly 2, and the operating platform 3 is located on one side of the seat assembly 1;

[0041] like Figure 2 As shown, the seat assembly 1 includes a seat surface 101, a backrest 102, a first armrest 103 and a shock absorber 104; the bottom of the shock absorber 104 is connected to the second bottom plate 509, the top of the shock absorber 104 is connected to the seat surface 101, the backrest 102 is connected to the seat surface 101, the operating table 3 is located on one side of the backrest 102, and the first armrest 103 is installed on the other side of the backrest 102;

[0042] like Figure 3As shown, the steering wheel assembly 2 includes a steering wheel 201, an outer shell cover 202 and a disc column 203; the bottom of the steering wheel 201 is connected to the top of the outer shell cover 202, the bottom of the outer shell cover 202 is connected to one end of the disc column 203, and the other end of the disc column 203 is connected to the second bottom plate 509;

[0043] like Figure 4 As shown, the operating table 3 includes a display 301, a handle 302, a table body 303, a key combination 304 and a table top 305; the table body 303 is installed on the second bottom plate 509, and the table top 305 of the table body 303 is provided with a display 301, a handle 302 and a key combination 304 in sequence from front to back;

[0044] like Figure 5 , Figure 7 As shown, the pedal assembly 4 includes a pedal 401, a roller 402, a connecting rod 403, a torsion spring 405, a first bolt 406 and a first base plate 404; the first base plate 404 is connected to the second base plate 509, one end of the pedal 401 is connected to one end of the first base plate 404, the first bolt 406 is installed in the middle of the back of the pedal 401, and one end of the first bolt 406 is connected to one side of the pedal 401, and the other end is connected to one side of the fixing plate 412, and the other end of the fixing plate 412 is connected to the first base plate 404. The roller 402 is connected to the first bolt 406 through the connecting rod 403, and the roller 402 contacts the other end of the first base plate 404. The torsion spring 405 is installed on the first bolt 406, and one end of the torsion spring 405 is connected to the pedal 401, and the other end is in the through groove passing through the connecting rod 403. The torsion spring 405 provides elastic force to the pedal 401 to realize the automatic return function of the pedal.

[0045] like Figure 8 As shown, the pedal assembly 4 further includes a first nut 407, a second bolt 408, a second nut 409, and a bearing 410;

[0046] The first bolt 406 cooperates with the first nut 407 , the bearing 410 is installed in the roller 402 , the second bolt 408 is connected to the bearing 410 , and the second nut 409 cooperates with the second bolt 408 .

[0047] like Figure 6As shown, the cab frame 5 includes a top cover 501, a second bottom plate 509 and a side plate 510; the side plates 510 form a frame, the second bottom plate 509 is located at the bottom of the frame, the top cover 501 is located at the top of the frame, and are connected to form a cab frame body, a side door 505 is provided on the side plate 510 on either side of the left and right sides of the cab frame body, a handle 506 is provided on the side door 505, a reflector 502 is provided on both sides of the top cover 501, a second handrail 504 is provided at the front end of the side plate 510 on the left and right sides of the cab frame body, an extension platform 508 is provided on both sides of the second bottom plate 509, a lighting lamp 503 is installed on the front side of the top cover 501, and windows 507 are provided on the side plates 510 and the side doors 505.

[0048] Preferably, the seat surface 101 has a seat height of 410-420 mm, a seat depth of 400-410 mm, a seat width of 420-430 mm, and an inclination angle of 5-8°.

[0049] Preferably, the height of the backrest 102 is 470-480 mm, the width of the backrest 102 is 410-420 mm, the inclination angle of the backrest 102 is 100-105°, the length of the first armrest 103 is 230-250 mm, and the width of the first armrest 103 is 60-80 mm.

[0050] Preferably, a slide rail is provided at the connection between the seat surface 101 and the shock absorber 104, and the seat surface 101 can slide forward and backward along the slide rail, and the sliding adjustment amount is 150-156 mm. Compared with the traditional cab seat, the seat assembly 1 of the utility model is designed according to the relevant basic theories of the design of the driving control device and combined with the size of Chinese adults. Improvements have been made in the seat height, depth, width, inclination, seat back height, width, and inclination, and attention has been paid to the support of the lumbar intervertebral disc and shoulder blade. It can ensure that the driver has a wide and clear field of vision during driving, and reduce the vibration impact on the driver during driving through the shock absorber installed below, ensuring the driver's driving comfort, and at the same time serving as a reference for the layout of the driving control device.

[0051] Preferably, the steering wheel 201 is a three-spoke steering wheel, the steering wheel 201 has a diameter of 380-400 mm, the cross-sectional diameter of the steering wheel 201 is 25-35 mm, the angle between the steering wheel 201 and the vertical plane is 55-60°, the angle between the outer shell 202 and the second bottom plate 509 is 60-70°; the height of the outer shell 202 is 550-660 mm, and the width is 130-140 mm. Compared with the traditional steering wheel, the steering wheel assembly 2 of the utility model is designed according to the relevant basic theories of the design of the driving control device and the size of Chinese adults. It adopts a three-spoke steering wheel with a simple and elegant appearance, which is convenient for the driver to grasp, and the steering is flexible. The size design is improved to facilitate the driver to grasp. Considering that the combine harvester has a heavy weight, and the working environment has an uneven road surface, the friction resistance generated is large, and the combine harvester needs a large operating force when turning. The angle design between the steering wheel and the vertical plane is improved, thereby reducing the driver's driving fatigue. Assisted by the steering wheel cover and steering column, it effectively solves the problems of driving fatigue and comfort, ensuring the driver's driving comfort and wide field of vision while driving.

[0052] Preferably, the angle between the top of the handle 302 and the horizontal direction is 55-60°.

[0053] Preferably, the cross-section of the top cover 501 and the second bottom plate 509 is square, the side length of the top cover 501 and the second bottom plate 509 is 2040-2050 mm, the window 507 is square, the side length of the window 507 is 800-820 mm, the length of the side door 505 is 1400-1420 mm, the height of the side door 505 is 1570-1580 mm, the extension platform 508 is a rectangular structure, the length of the extension platform 508 is 150-160 mm, the width of the extension platform 508 is 1600-1620 mm, the height of the extension platform 508 is 310-320 mm, the length of the second handrail 504 is 120-150 mm, and the height of the second handrail 504 is 1540-1570 mm.

[0054] Preferably, the length of the reflector 502 is 60-80 mm, and the height of the reflector 502 is 90-100 mm; the length of the illuminating lamp 503 is 60-70 mm, and the height of the illuminating lamp 503 is 45-55 mm. Compared with the traditional frame, the cab frame 5 of the utility model is designed according to the relevant basic theories of the design of the driving control device and combined with the size of Chinese adults, and is improved in shape, size, and layout, so as to increase the internal space of the frame, thereby improving the comfort of the driver, and at the same time ensuring that the driver's line of sight during normal driving is not disturbed by the components of the cab itself, and the driver can clearly observe the road conditions ahead, ensuring the safety during driving.

[0055] Preferably, the length of the platform 303 is 300-420 mm, the width of the platform 303 is 220-240 mm, the height of the platform 303 is 300-320 mm, and the display 301 is located 150-160 mm in front of the handle 302 and 150-155 mm higher than the table 305. The operating platform 3 of the utility model is designed according to the relevant basic theories of the design of the driving control device and in combination with the size of Chinese adults. Considering the palm structure, driving convenience, instrument use frequency, and human visual habits, improvements are made in the design of the control handle, the arrangement of the instrument display, the shape and size, and the shape of the display platform. The driver can use the correct driving posture to conveniently and accurately observe the display, operate the display platform control button, and conveniently and clearly see the information on the display screen. The reasonable design of the operating platform can ensure that the driver can operate conveniently while driving and can conveniently and accurately view the display instrument quickly.

[0056] Preferably, the pedal 401 is a floor-type pedal, the surface of the pedal 401 is provided with a pattern, the width of the pedal 401 is 78-82 mm, the length is 240-250 mm, and the angle between the pedal 401 and the first bottom plate 404 is 40-45°. Compared with the traditional foot pedal, the pedal assembly 4 of the utility model is designed according to the relevant basic theories of the design of the driving control device and combined with the size of Chinese adults. The layout adopts a floor-type, and the sole of the operator's foot can be completely covered on the pedal assembly 4 when using the pedal. The driver is more convenient and relaxed when controlling the pedal assembly 4, which can relieve the fatigue of the calf and sole. At the same time, the control accuracy under the foot is also improved, ensuring that the grain is harvested cleanly and the loss of grain is small. Improvements are made in the tread plane angle, so that the driver can apply force conveniently when using the pedal assembly 4, and at the same time reduce the fatigue of the calf and sole. Improvements are also made in the shape, size and surface pattern of the pedal assembly 4, combined with the specific foot width and length of the human body, to prevent accidents caused by the driver's sole slipping during operation.

[0057] Working process:

[0058] When the user enters the control room, he steps on the extension platform 508, holds one hand on the second armrest 504, opens the side door 505 through the handle 506 to enter the control room, sits on the seat assembly 1, controls the direction of the harvester through the steering wheel assembly 2, and provides elastic force to the pedal 401 through the torsion spring 405 in the pedal assembly 4 to realize the automatic return function of the pedal, thereby controlling the speed and brake of the harvester, and controlling whether the lighting lamp 503 is on and the specific operation of the harvester through the operating console 3.

[0059] The series of detailed descriptions listed above are only specific descriptions of feasible embodiments of the utility model. They are not intended to limit the protection scope of the utility model. All equivalent embodiments or changes that do not deviate from the technical spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A combine harvester control room, characterized in that: It comprises a seat assembly (1), a steering wheel assembly (2), an operating platform (3), a pedal assembly (4) and a cab frame (5); The seat assembly (1), the steering wheel assembly (2), the operating table (3) and the pedal assembly (4) are respectively mounted on a cab frame (5); The cab frame (5) comprises a top cover (501), a second bottom plate (509) and a side plate (510); The side panels (510) are surrounded by a frame, the second bottom panel (509) is located at the bottom of the frame, the top cover (501) is located at the top of the frame, and are connected to form a cab frame body. A side door (505) is provided on the side panel (510) on either side of the left or right side of the cab frame body, and a handle (506) is provided on the side door (505). Reflectors (502) are provided on both sides of the top cover (501). Second handrails (504) are provided at the front ends of the side panels (510) on the left and right sides of the cab frame body, and extension platforms (508) are provided on both sides of the second bottom panel (509). A lighting lamp (503) is installed on the front side of the top cover (501), and windows (507) are provided on the side panels (510) and the side doors (505). The seat assembly (1) is located at the rear of the cab frame (5), the steering wheel assembly (2) is located in front of the seat assembly (1), the pedal assembly (4) is located on both sides of the steering wheel assembly (2), and the operating table (3) is located on one side of the seat assembly (1); The seat assembly (1) comprises a seat surface (101), a backrest (102), a first armrest (103) and a shock absorber (104); the bottom of the shock absorber (104) is connected to the second bottom plate (509), the top of the shock absorber (104) is connected to the seat surface (101), the backrest (102) is connected to the seat surface (101), the operating table (3) is located on one side of the backrest (102), and the first armrest (103) is installed on the other side of the backrest (102); The steering wheel assembly (2) comprises a steering wheel (201), an outer shell cover (202) and a disk column (203); the bottom of the steering wheel (201) is connected to the top of the outer shell cover (202), the bottom of the outer shell cover (202) is connected to one end of the disk column (203), and the other end of the disk column (203) is connected to the second bottom plate (509); The operating table (3) comprises a display (301), a handle (302), a table body (303), a key combination (304) and a table top (305); the table body (303) is mounted on a second bottom plate (509), and the table top (305) of the table body (303) is provided with a display (301), a handle (302) and a key combination (304) in sequence from front to back; The pedal assembly (4) comprises a pedal (401), a roller (402), a connecting rod (403), a torsion spring (405), a first bolt (406) and a first base plate (404); the first base plate (404) is connected to the second base plate (509), one end of the pedal (401) is connected to one end of the first base plate (404), the first bolt (406) is installed in the middle of the back of the pedal (401), one end of the first bolt (406) is connected to one side of the pedal (401), and the other end is connected to the fixing plate (41 2), the other side of the fixing plate (412) is connected to one end of the thin sheet (411), and the other end of the thin sheet (411) is connected to the other side of the pedal (401); the roller (402) is connected to the first bolt (406) through the connecting rod (403), the roller (402) contacts the other end of the first base plate (404), and the torsion spring (405) is installed on the first bolt (406), one end of the torsion spring (405) is connected to the pedal (401), and the other end is in the through groove passing through the connecting rod (403).

2. A combine harvester control room according to claim 1, characterized in that: The seat surface (101) has a seat height of 410-420 mm, a seat depth of 400-410 mm, a seat width of 420-430 mm, and an inclination angle of 5-8°.

3. A combine harvester control room according to claim 1, characterized in that: The backrest (102) has a height of 470-480 mm, a width of 410-420 mm, an inclination angle of 100-105°, a length of 230-250 mm, and a width of 60-80 mm.

4. A combine harvester control room according to claim 1, characterized in that: A slide rail is provided at the connection between the seat surface (101) and the shock absorber (104), and the seat surface (101) can slide forward and backward along the slide rail, with a sliding adjustment amount of 150 to 156 mm.

5. The combine harvester control room according to claim 1, characterized in that: The steering wheel (201) is a three-spoke steering wheel, the steering wheel (201) has a diameter of 380-400 mm, a cross-sectional diameter of the steering wheel (201) of 25-35 mm, an angle between the steering wheel (201) and a vertical plane of 55-60°, an angle between the outer shell cover (202) and the second bottom plate (509) of 60-70°; the height of the outer shell cover (202) is 550-660 mm, and the width is 130-140 mm.

6. The combine harvester control room according to claim 1, characterized in that: The angle between the top of the handle (302) and the horizontal direction is 55-60 degrees.

7. The combine harvester control room according to claim 1, characterized in that: The top cover (501) and the second bottom plate (509) have a square cross section, the side length of the top cover (501) and the second bottom plate (509) is 2040-2050 mm, the window (507) is a square, the side length of the window (507) is 800-820 mm, the length of the side door (505) is 1400-1420 mm, the height of the side door (505) is 1570-1580 mm, the extension platform (508) is a rectangular parallelepiped structure, the length of the extension platform (508) is 150-160 mm, the width of the extension platform (508) is 1600-1620 mm, the height of the extension platform (508) is 310-320 mm, the length of the second handrail (504) is 120-150 mm, and the height of the second handrail (504) is 1540-1570 mm.

8. The combine harvester control room according to claim 1, characterized in that: The length of the reflector (502) is 60 to 80 mm, and the height of the reflector (502) is 90 to 100 mm; the length of the illuminating lamp (503) is 60 to 70 mm, and the height of the illuminating lamp (503) is 45 to 55 mm.

9. The combine harvester control room according to claim 1, characterized in that: The length of the platform (303) is 300-420 mm, the width of the platform (303) is 220-240 mm, the height of the platform (303) is 300-320 mm, and the display (301) is located 150-160 mm in front of the handle (302) and is 150-155 mm higher than the table top (305).

10. The combine harvester control room according to claim 1, characterized in that: The pedal (401) is a floor-type pedal, the surface of the pedal (401) is provided with patterns, the width of the pedal (401) is 78-82 mm, the length is 240-250 mm, and the angle between the pedal (401) and the first bottom plate (404) is 40-45°.

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