A self-propelled broccoli harvester chassis arrangement and harvester

Abstract

The invention provides a self-propelled broccoli harvester chassis device and a harvester, comprising a control platform, a continuously variable transmission, a travel gearbox, a shield, a diesel engine, a chassis support welded plate and a track assembly; the control platform, the continuously variable transmission, the travel gearbox, the shield and the diesel engine are arranged on the chassis support welded plate, the continuously variable transmission is parallel to the travel gearbox, and the shield is located on the side of the diesel engine; the track assembly is arranged below the chassis support welded plate; the control platform is connected with the continuously variable transmission, the continuously variable transmission is connected with the travel gearbox, and the travel gearbox is connected with the track assembly; the diesel engine is connected with the track assembly; the track assembly is provided with a track; a plurality of transversely arranged track plates are arranged on the outer surface of the track, the track plates are long-strip-shaped protruding edges, and the lengths of the two ends of adjacent track plates are staggered. The invention is favorable for improving the efficiency and quality of broccoli harvesting, reducing labor intensity, and enhancing the durability and reliability of the chassis.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of broccoli harvesting machinery, and particularly relates to a self-propelled broccoli harvester chassis device and a harvester. BACKGROUND

[0002] Broccoli has good anti-cancer, ascorbic acid and other functions, and the average nutritional value and disease prevention effect far exceed other vegetables. Europe and the United States have basically realized the full mechanization of broccoli harvesting, but there is little research and development on the mechanized harvesting technology and equipment of broccoli in China. Although there are a small number of harvesting auxiliary platforms and field carrying vehicles in the experimental stage, there is still a big gap from actual scale application, and the existing broccoli harvester chassis has the problems of poor adaptability, insufficient stability, inconvenient operation, poor coordination with other components, low durability and reliability, etc. The harvesting method of broccoli in China is still mainly manual harvesting. Traditional manual harvesting of broccoli has the problems of high labor intensity, low efficiency, high production cost, etc., which seriously restricts the large-scale production of broccoli in China and the competitiveness in the international market. SUMMARY

[0003] In view of the above technical problems, the present application provides a self-propelled broccoli harvester chassis device and a harvester, which is beneficial to improve the efficiency and quality of broccoli harvesting, reduce labor intensity, and at the same time enhance the durability and reliability of the chassis.

[0004] Note that the recitation of these objects does not preclude the existence of additional objects. One mode of the present application does not need to achieve all the above-mentioned objects. The objects other than the above-mentioned objects can be extracted from the recitations of the specification, drawings and claims.

[0005] The present application achieves the above technical objects through the following technical means.

[0006] A self-propelled broccoli harvester chassis device, comprising a control platform, a continuously variable transmission, a travel gearbox, a shroud, a diesel engine, a chassis support welded plate and a track assembly;

[0007] The control platform, the continuously variable transmission, the travel gearbox, the shroud and the diesel engine are arranged on the chassis support welded plate, the continuously variable transmission and the travel gearbox are arranged side by side, and the shroud is arranged on the side of the diesel engine; the track assembly is arranged below the chassis support welded plate; the control platform is connected with the continuously variable transmission, the continuously variable transmission is connected with the travel gearbox, and the travel gearbox is connected with the track assembly; the diesel engine is connected with the track assembly; the track assembly is provided with a track; the outer surface of the track is provided with a plurality of transversely arranged track plates, the track plates are long strip-shaped protruding edges, and the two ends of adjacent track plates are staggered in length.

[0008] In the scheme, the operating platform comprises a solenoid valve operating front stage and a gear and continuously variable speed control assembly; the solenoid valve operating front stage is installed on one side of the gear and continuously variable speed control assembly; the gear and continuously variable speed control assembly is connected with a continuously variable transmission; the continuously variable transmission is connected with a travel gearbox; and the travel gearbox is connected with a track assembly.

[0009] In the scheme, the solenoid valve operating front stage comprises a first connecting plate, a second connecting plate, an operating rod, a first solenoid valve switch, a second solenoid valve switch, a solenoid operating mounting seat and a central electrical control box.

[0010] The operating rod is installed on the solenoid operating mounting seat through the first connecting plate and the second connecting plate; the first solenoid valve switch is connected to the operating rod and is equipped on the inner side of the operating platform shell; the second solenoid valve switch is connected with the inner wall of the operating platform shell; the central electrical control box is assembled in the lower half of the solenoid operating mounting seat; and the solenoid operating mounting seat is connected with the inner side of the operating platform shell.

[0011] Further, the gear and continuously variable speed control assembly comprises a handle, a support plate, a first ball head, a second ball head, a control rod, a shaft and a swing arm plate.

[0012] One end of the handle is provided with the first ball head, and the other end is connected with the upper half of the shaft through the swing arm plate; one end of the support plate is connected to the top of the shaft, and the other end is connected with the continuously variable transmission; one end of the control rod is connected with the second ball head, and the other end is connected with the shaft through a support sleeve; the handle is telescopic to drive the support plate to be telescopic, thereby controlling the continuously variable transmission to rotate, so as to control the speed of the track assembly.

[0013] In the scheme, the continuously variable transmission comprises a shaft sleeve, a chassis power input shaft, a first deep groove ball bearing, a second deep groove ball bearing and a chassis belt pulley.

[0014] The shaft sleeve is internally provided with the chassis power input shaft, the first deep groove ball bearing and the second deep groove ball bearing; the first deep groove ball bearing and the second deep groove ball bearing are sleeved on the chassis power input shaft, and the chassis power input shaft is rotationally connected with the shaft sleeve through the first deep groove ball bearing and the second deep groove ball bearing; and the chassis belt pulley is coaxially arranged outside the shaft sleeve.

[0015] Further, the shaft sleeve comprises a first boss, a first bottom plate, a second boss and a second bottom plate which are coaxially and sequentially connected.

[0016] Further, the chassis power input shaft comprises a spline shaft head, a fourth boss, a fifth boss, a sixth boss and a seventh boss which are coaxially and sequentially arranged.

[0017] In the scheme, the walking gearbox comprises symmetrically arranged gearbox right box body and gearbox left box body, symmetrically arranged gearbox right shaft sleeve and gearbox left shaft sleeve, symmetrically arranged first clutch body and second clutch body, and symmetrically arranged first driving wheel and second driving wheel; the gearbox right shaft sleeve is internally provided with a gearbox right shaft, and the gearbox left shaft sleeve is internally provided with a gearbox left shaft;

[0018] The first clutch body is connected with the gearbox right box body, the first clutch body is connected with one end of the gearbox right shaft, and the other end of the gearbox right shaft is connected with the first driving wheel; the second clutch body is connected with the gearbox left box body, the gearbox left box body is connected with one end of the gearbox left shaft, and the other end of the gearbox left shaft is connected with the second driving wheel;

[0019] The first driving wheel and the second driving wheel are respectively connected with the track driving wheel through a transmission mechanism, and the track driving wheel is used for driving the track to rotate.

[0020] In the scheme, the protective cover comprises a main filter screen, a front protective cover and a side protective cover.

[0021] The main filter screen is installed on a filter screen mounting rack, the lower portion of the filter screen mounting rack is provided with the side protective cover, and the side edge of the filter screen mounting rack is provided with the front protective cover.

[0022] In the scheme, the diesel engine comprises a fan, a belt, a crankshaft pulley, a motor fan pulley, a diesel engine cover shell, a driven wheel and an oil filter.

[0023] The fan, the belt, the crankshaft pulley, the motor fan pulley and the driven wheel are installed on the side edge of the diesel engine cover shell, the belt is installed on the motor fan pulley, the crankshaft pulley and the driven wheel, the fan is installed on the motor fan pulley, the oil filter is installed below the diesel engine cover shell and is used for filtering diesel entering the diesel engine. The high-temperature and high-pressure gas generated by diesel combustion drives the fan to move and rotates the crankshaft pulley through the belt.

[0024] A harvester comprises the self-propelled broccoli harvester chassis device.

[0025] Compared with the prior art, the broccoli harvester chassis device has the following beneficial effects:

[0026] 1. The broccoli harvester chassis device improves the efficiency and quality of broccoli harvesting, reduces labor intensity, and enhances the durability and reliability of the chassis.

[0027] 2. The track shoe is a long strip-shaped convex edge, and the two end portions of adjacent track shoes are staggered in length, which can increase the friction between the track and the ground, provide better grip, make the vehicle more stable when driving on various terrains, not easy to slip, and better adapt to different terrain broccoli planting fields, whether it is hilly, mountainous or low-lying area, it can improve the stability and passability of the chassis, reduce the machine bumping and damage caused by terrain undulation, and improve the work efficiency.

[0028] 3. The protective cover mainly plays a protective role, blocks foreign matter from invading the key components of the chassis, and filters small impurities in air or liquid.

[0029] 4. The application has strong adaptability and is easy to operate, and is more practical for the current situation of individual farmers planting in scattered areas, without the need for additional transport vehicles.

[0030] Note that the description of these effects does not hinder the existence of other effects. One embodiment of the present application does not necessarily have all the above effects. Effects other than the above can be clearly seen and extracted from the description, drawings, claims, etc. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 The schematic diagram of the self-propelled broccoli harvester chassis device of an embodiment of the present application;

[0032] Figure 2 The schematic diagram of the control table structure of an embodiment of the present application;

[0033] Figure 3 The schematic diagram of the electromagnetic valve control table structure of an embodiment of the present application;

[0034] Figure 4 The schematic diagram of the stepless speed change control assembly structure of an embodiment of the present application;

[0035] Figure 5 The schematic diagram of the stepless speed change structure of an embodiment of the present application;

[0036] Figure 6 The schematic diagram of the shaft sleeve structure of an embodiment of the present application;

[0037] Figure 7 The schematic diagram of the chassis power input shaft structure of an embodiment of the present application;

[0038] Figure 8 The schematic diagram of the walking gearbox structure of an embodiment of the present application;

[0039] Figure 9 The schematic diagram of the protective cover and filter screen structure of an embodiment of the present application;

[0040] Figure 10 Fig. 1 is a schematic diagram of a diesel engine structure according to an embodiment of the present application;

[0041] Figure 11 Fig. 2 is a schematic diagram of a chassis support welding structure according to an embodiment of the present application;

[0042] Figure 12 Fig. 3 is a schematic diagram of a track structure according to an embodiment of the present application.

[0043] In the figure: 1 - operating platform, 101 - electromagnetic valve operating front platform, 101-1 - first connecting plate, 101-2 - second connecting plate, 101-3 - operating lever, 101-4 - first electromagnetic valve switch, 101-5 - second electromagnetic valve switch, 101-6 - electromagnetic operating mounting seat, 101-7 - central electrical control box, 102 - gear and continuously variable transmission operating assembly, 102-1 - handle, 102-2 - support plate, 102-3 - first ball head, 102-4 - second ball head, 102-5 - operating lever, 102-6 - shaft, 102-7 - swing arm plate, 2 - continuously variable transmission, 201 - shaft sleeve, 201-1 - first boss, 201-2 - first bottom plate, 201-3 - second boss, 201-4 - second bottom plate, 201-5 - third boss, 202 - chassis power input shaft, 202-1 - spline shaft head, 202-2 - fourth boss, 202-3 - fifth boss, 202-4 - sixth boss, 202-5 - seventh boss, 203 - first deep groove ball bearing, 203-1 - belt conveyor, 204 - second deep groove ball bearing, 205 - chassis belt pulley, 3 - travel transmission, 301 - transmission right box, 302 - transmission left box, 303 - transmission right shaft sleeve, 304 - transmission left shaft sleeve, 305 - first drive wheel, 306 - second drive wheel, 307 - first clutch body, 308 - second clutch body, 4 - guard and screen, 401 - main screen, 403 - front guard, 404 - side guard, 5 - diesel engine, 501 - fan, 502 - belt, 503 - crankshaft pulley, 504 - motor fan pulley, 505 - diesel engine cover shell, 506 - oil filter, 6 - chassis support welding plate, 601 - chassis upper support welding plate, 602 - chassis lower support welding plate, 7 - track, 701 - track plate. DETAILED DESCRIPTION

[0044] Embodiments of the present application are described in detail below with reference to the attached drawing figures, wherein the same or like reference numerals and letters throughout the figures denote the same or like elements or elements having the same or similar functionality. The embodiments described below are exemplary and intended to provide an explanation of the present application and are not intended to restrict the application.

[0045] In the description of the present application, it needs to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "front", "back", "left", "right", "up", "down", "axial", "radial", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can be explicitly or implicitly included one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0046] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0047] Figures 1-12 The preferred embodiment of the self-propelled broccoli harvester chassis device is shown, which comprises a control platform 1, a continuously variable transmission 2, a travel gearbox 3, a shield 4, a diesel engine 5, a chassis support welded plate 6 and a track assembly; the control platform 1, the continuously variable transmission 2, the travel gearbox 3, the shield 4 and the diesel engine 5 are arranged on the chassis support welded plate 6, the continuously variable transmission 2 is parallel to the travel gearbox 3, and the shield 4 is located on the side of the diesel engine 5; the track assembly is arranged below the chassis support welded plate 6; the control platform 1 is connected with the continuously variable transmission 2, the continuously variable transmission 2 is connected with the travel gearbox 3, and the travel gearbox 3 is connected with the track assembly; the diesel engine 5 is connected with the track assembly; the track assembly is provided with a track 7; the outer surface of the track 7 is provided with a plurality of transversely arranged track plates 701, the track plates 701 are long strip-shaped protruding edges, and the two ends of adjacent track plates 701 are staggered in length, which can increase the friction between the track and the ground, provide better grip, and make the vehicle more stable when driving on various terrains, and not easy to slip.

[0048] The operation platform 1 can start the engine, which is conducive to adjusting the walking speed of the harvester according to the growth of broccoli in the field and the operation requirements, and ensures the harvesting quality and efficiency.

[0049] As Figure 2 shown, the operating platform 1 comprises an electromagnetic valve operating front platform 101 and a gear and continuously variable speed operating assembly 102; the electromagnetic valve operating front platform 101 is installed on one side of the gear and continuously variable speed operating assembly 102; the gear and continuously variable speed operating assembly 102 is connected with the continuously variable transmission 2, the continuously variable transmission 2 is connected with the travel gearbox 3, and the travel gearbox 3 is connected with the track assembly.

[0050] As Figure 3 shown, according to the embodiment, preferably, the electromagnetic valve operating front platform 101 comprises a first connecting plate 101-1, a second connecting plate 101-2, an operating rod 101-3, a first electromagnetic valve switch 101-4, a second electromagnetic valve switch 101-5, an electromagnetic operating mounting seat 101-6 and a central electrical control box 101-7; the operating rod 101-3 is installed on the electromagnetic operating mounting seat 101-6 through the first connecting plate 101-1 and the second connecting plate 101-2; the first electromagnetic valve switch 101-4 is connected to a part of the operating rod 101-3 and is equipped on the inner side of the operating platform shell; the second electromagnetic valve switch 101-5 is connected with the inner wall of the operating platform shell; the central electrical control box 101-7 is assembled in the lower half of the electromagnetic operating mounting seat 101-6; the electromagnetic operating mounting seat 101-6 is connected with the inner side of the operating platform shell.

[0051] As Figure 4 shown, according to the embodiment, preferably, the gear and continuously variable speed operating assembly 102 comprises a handle 102-1, a support plate 102-2, a first ball head 102-3, a second ball head 102-4, an operating rod 102-5, a shaft 102-6 and a swing arm plate 102-7; one end of the handle 102-1 is provided with the first ball head 102-3, and the other end is connected with the upper half of the shaft 102-6 through the swing arm plate 102-7; one end of the support plate 102-2 is connected on the top of the shaft 102-6, and the other end is connected with the continuously variable transmission 2; one end of the operating rod 102-5 is connected with the second ball head 102-4, and the other end is connected on the shaft 102-6 through a support sleeve; the handle 102-1 is telescopic to drive the support plate 102-2 to be telescopic, control the continuously variable transmission 2 to rotate, and control the speed of the track assembly.

[0052] As Figure 5As shown in the figure, according to the embodiment, preferably, the continuously variable transmission 2 comprises a shaft sleeve 201, a chassis power input shaft 202, a first deep groove ball bearing 203, a second deep groove ball bearing 204 and a chassis pulley 205; the chassis power input shaft 202, the first deep groove ball bearing 203 and the second deep groove ball bearing 204 are arranged in the shaft sleeve 201, the first deep groove ball bearing 203 and the second deep groove ball bearing 204 are sleeved on the chassis power input shaft 202, and the chassis power input shaft 202 is rotationally connected with the shaft sleeve 201 through the first deep groove ball bearing 203 and the second deep groove ball bearing 204; the chassis pulley 205 is coaxially arranged outside the shaft sleeve 201.

[0053] As shown in the figure, Figure 6 As shown in the figure, according to the embodiment, preferably, the shaft sleeve 201 comprises a first boss 201-1, a first bottom plate 201-2, a second boss 201-3 and a second bottom plate 201-4 which are coaxially connected in sequence. The first bottom plate 201-2 is further provided with a third boss 201-5, and the third boss 201-5 is used for connecting the traveling gearbox 3.

[0054] As shown in the figure, Figure 7 As shown in the figure, according to the embodiment, preferably, the chassis power input shaft 202 comprises a spline shaft head 202-1, a fourth boss 202-2, a fifth boss 202-3, a sixth boss 202-4 and a seventh boss 202-5 which are coaxially arranged in sequence, and the fourth boss 202-2 and the sixth boss 202-4 are of the same model specification.

[0055] The continuously variable transmission 2 is used for outputting adaptive rotating speed and torque, which is conducive to maintaining the high-efficiency running state of the chassis driving system at all times, optimizing the smoothness of power transmission, and providing convenience for the automatic and intelligent operation of the harvester.

[0056] As shown in the figure, Figure 8As shown, according to the embodiment, preferably, the walking gearbox 3 comprises a gearbox right box body 301 and a gearbox left box body 302 arranged symmetrically, a gearbox right shaft sleeve 303 and a gearbox left shaft sleeve 304 arranged symmetrically, a first clutch body 307 and a second clutch body 308 arranged symmetrically, and a first driving wheel 305 and a second driving wheel 306 arranged symmetrically; the gearbox right shaft sleeve 303 is provided with a gearbox right shaft, and the gearbox left shaft sleeve 304 is provided with a gearbox left shaft; the first clutch body 307 is connected with the gearbox right box body 301, one end of the first clutch body 307 is connected with the gearbox right shaft, and the other end of the gearbox right shaft is connected with the first driving wheel 305; the second clutch body 308 is connected with the gearbox left box body 302, one end of the gearbox left box body 302 is connected with the gearbox left shaft, and the other end of the gearbox left shaft is connected with the second driving wheel 306; the first driving wheel 305 and the second driving wheel 306 are respectively connected with the track driving wheel through a transmission mechanism, and the power after the speed change is transmitted to the track driving wheel for driving the track 7 to rotate, so as to realize the walking of the harvester.

[0057] The walking gearbox 3 has a speed change function, which is beneficial to change the transmission ratio according to the complex and various working scene requirements in the field, and then adjust the walking speed of the chassis, and cooperate with the brake, steering and other systems, the walking gearbox 3 is beneficial to the track 7 to rotate at different speeds when turning, realizes flexible steering, reduces the turning radius, and is convenient for turning in the narrow channel and head of the field.

[0058] As shown in the figure, Figure 9 As shown, according to the embodiment, preferably, the guard 4 comprises a main filter screen 401, a front guard 403 and a side guard 404; the main filter screen 401 is installed on a filter screen mounting frame, the lower side of the filter screen mounting frame is provided with the side guard 404, and the side of the filter screen mounting frame is provided with the front guard 403; the guard 4 mainly plays a protection role, blocks the invasion of foreign matters to the key components of the chassis, and filters the small impurities in the air or liquid. Preferably, the inside of the main filter screen 401 is further provided with a small filter screen, and the aperture of the small filter screen is smaller than that of the main filter screen 401, so as to further enhance the filtering effect.

[0059] As shown in the figure, Figure 10 As shown, according to the embodiment, preferably, the diesel engine 5 comprises a fan 501, a belt 502, a crankshaft pulley 503, a motor fan pulley 504, a diesel engine cover 505, a driven wheel and an oil filter 506;

[0060] The fan 501, the belt 502, the crankshaft pulley 503, the motor fan pulley 504 and the driven wheel are mounted on the side of the diesel cover shell 505, the belt 502 is mounted on the motor fan pulley 504, the crankshaft pulley 503 and the driven wheel, the fan 501 is mounted on the motor fan pulley 504, and the oil filter 506 is mounted below the diesel cover shell 505 for filtering diesel entering the diesel engine 5. The high-temperature and high-pressure gas generated by diesel combustion drives the fan 501 to move, drives the crankshaft pulley 503 to rotate through the belt 502, and the diesel engine 5 provides strong power for the walking of the harvester. The high-temperature and high-pressure gas generated by diesel combustion outputs power, which can fully utilize the high-temperature and high-pressure generated by diesel combustion and improve the utilization rate of energy.

[0061] As shown in Figure 11 According to the present embodiment, preferably, the chassis support welding plate 6 comprises an upper chassis support welding plate 601 and a lower chassis support welding plate 602 arranged in an upper-lower manner; the upper chassis support welding plate 601 is provided with the control platform 1, the continuously variable transmission 2, the walking transmission box 3, the shroud 4 and the diesel engine 5; and the lower chassis support welding plate 602 is connected with the track assembly.

[0062] The chassis support welding plate 6 is made of high-strength alloy material to form a chassis frame, which is beneficial to ensure that the chassis has sufficient strength and rigidity and can withstand the weight of each component of the harvester and various external forces and vibrations during field operation. The ground clearance of the chassis is greater than 10 cm, which prevents the chassis from scratching the ridge surface, ensures the smooth passage of the harvester in the field, and does not damage the broccoli plants and soil structure.

[0063] As shown in Figure 12 According to the present embodiment, preferably, the track plate 701 of the track 7 is made of metal and has high strength and wear resistance to withstand the weight of the vehicle and various pressures and friction during driving.

[0064] Preferably, the track 7 adopts a large-size and wide-track design to enhance the ground adhesion and reduce soil compaction, which is especially suitable for soft soil environment for broccoli planting.

[0065] The design of the track shoe 701 is beneficial for driving on various complex terrains, such as muddy land, sandy land, snowy land, etc., because the contact area of the track 7 with the ground is large, the weight of the vehicle can be evenly distributed, the pressure per unit area is reduced, the vehicle is prevented from sinking into soft ground, and the track shoe 701 is a long strip-shaped ridge, the lengths of the two end portions of adjacent track shoes 701 are staggered, the friction between the track and the ground can be increased, better grip can be provided, the vehicle can be more stable when driving on various terrains, and the vehicle is not easy to slip, and the vehicle can better adapt to different broccoli planting fields, whether it is hilly, mountainous or low-lying land, the stability and passability of the chassis can be improved, the machine is prevented from jolting and being damaged due to terrain undulations, and the working efficiency is improved. Because the friction between the track 7 and the ground is large, strong traction can be provided, so that the vehicle can easily climb steep slopes, cross obstacles, etc. The track vehicle has good stability during driving, is not easy to roll over or slip, and can better adapt to straight-line walking, which is very important for adapting to broccoli fields. The present application has strong adaptability, is easy to operate, is practical for the current situation of individual farmers planting in scattered areas, and does not need to additionally configure a transport vehicle.

[0066] The chassis support welding plate 6 is made of high-strength alloy steel or a new type of composite material such as carbon fiber, under the premise of ensuring the overall strength and rigidity of the chassis, the weight of the chassis is reduced, the fatigue resistance and corrosion resistance of the material are improved, the service life of the chassis is prolonged, and the maintenance cost is reduced.

[0067] The self-propelled broccoli harvester chassis device of the present application uses the track 7 to adapt to the flat field environment of broccoli planting, effectively buffers the bumps of the ground, ensures the stability of the harvesting operation, and greatly reduces the damage of broccoli during the harvesting process.

[0068] Example 2

[0069] A harvester comprising the self-propelled broccoli harvester chassis device of example 1, thus having the beneficial effects of example 1, which will not be repeated here.

[0070] It should be understood that although the present specification is described in terms of various embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other implementation manners that those skilled in the art can understand.

[0071] The series of detailed descriptions listed above are only specific descriptions of the feasible embodiments of the present application, and are not used to limit the protection scope of the present application, and any equivalent embodiments or changes made without departing from the spirit of the present application should be included in the protection scope of the present application.

Claims

1. A self-propelled broccoli harvester chassis apparatus, characterized by, The chassis support welding plate is provided with the operating table, the continuously variable transmission, the traveling transmission, the shroud and the diesel engine, the continuously variable transmission is parallel to the traveling transmission, and the shroud is located at the side of the diesel engine; the track assembly is arranged below the chassis support welding plate; the operating table is connected with the continuously variable transmission, the continuously variable transmission is connected with the traveling transmission, the traveling transmission is connected with the track assembly; the diesel engine is connected with the track assembly; the track assembly is provided with a track; the outer surface of the track is provided with a plurality of transversely arranged track plates which are long-strip-shaped protruding edges, and the lengths of the two ends of adjacent track plates are staggered; The operating table comprises an electromagnetic valve operating front table and a gear position and continuously variable speed control assembly; The gear position and continuously variable speed control assembly comprises a handle, a support plate, a first ball head, a second ball head, a control rod, a shaft and a swing arm plate; One end of the handle is provided with the first ball head, the other end is connected with the upper half of the shaft through the swing arm plate, one end of the control rod is connected with the second ball head, and the other end is connected with the shaft through a support sleeve; when the handle is stretched and contracted, the support plate is stretched and contracted to control the continuously variable transmission to rotate, so as to control the speed of the track assembly; The shaft sleeve is provided with the chassis power input shaft, the first deep groove ball bearing and the second deep groove ball bearing, the first deep groove ball bearing and the second deep groove ball bearing are sleeved on the chassis power input shaft, and the chassis power input shaft is rotationally connected with the shaft sleeve through the first deep groove ball bearing and the second deep groove ball bearing; the chassis belt pulley is coaxially arranged outside the shaft sleeve; The shaft sleeve comprises a first boss, a first bottom plate, a second boss and a second bottom plate which are coaxially and sequentially connected; The chassis power input shaft comprises a spline shaft head, a fourth boss, a fifth boss, a sixth boss and a seventh boss which are coaxially and sequentially arranged. The electromagnetic valve operating front table is installed on one side of the gear position and continuously variable speed control assembly; the gear position and continuously variable speed control assembly is connected with the continuously variable transmission, the continuously variable transmission is connected with the traveling transmission, and the traveling transmission is connected with the track assembly. The electromagnetic valve operating front table comprises a first connecting plate, a second connecting plate, an operating rod, a first electromagnetic valve switch, a second electromagnetic valve switch, an electromagnetic operating mounting seat and a central electric control box; 2. The self-propelled broccoli harvester chassis apparatus of claim 1, wherein, The operating rod is installed on the electromagnetic operating mounting seat through the first connecting plate and the second connecting plate; the first electromagnetic valve switch is connected to the operating rod and arranged on the inner side of the operating table shell; the second electromagnetic valve switch is connected with the inner wall of the operating table shell; the central electric control box is assembled on the lower half of the electromagnetic operating mounting seat; and the electromagnetic operating mounting seat is connected with the inner side of the operating table shell.

3. The self-propelled broccoli harvester chassis apparatus of claim 2, wherein, The traveling transmission comprises a traveling transmission right box body and a traveling transmission left box body which are symmetrically arranged, a traveling transmission right shaft sleeve and a traveling transmission left shaft sleeve which are symmetrically arranged, a first clutch body and a second clutch body which are symmetrically arranged, and a first driving wheel and a second driving wheel which are symmetrically arranged. ​ 4. The self-propelled broccoli harvester chassis apparatus of claim 1, wherein, ​ The gearbox right axle sleeve is internally provided with a gearbox right axle, and the gearbox left axle sleeve is internally provided with a gearbox left axle; The first clutch body is connected with the gearbox right box body, and the first clutch body is connected with one end of the gearbox right axle, and the other end of the gearbox right axle is connected with the first driving wheel; the second clutch body is connected with the gearbox left box body, and the gearbox left box body is connected with one end of the gearbox left axle, and the other end of the gearbox left axle is connected with the second driving wheel; the first driving wheel and the second driving wheel are respectively connected with the track driving wheel through the transmission mechanism, and the track driving wheel is used for driving the track to rotate.

5. The self-propelled broccoli harvester chassis apparatus of claim 1, wherein, The shield comprises a main filter screen, a front shield and a side shield; The main filter screen is installed on the filter screen mounting frame, the lower portion of the filter screen mounting frame is provided with the side shield, and the side edge of the filter screen mounting frame is provided with the front shield.

6. The self-propelled broccoli harvester chassis apparatus of claim 1, wherein, The diesel engine comprises a fan, a belt, a crankshaft pulley, a motor fan pulley, a diesel engine cover shell, a driven wheel and an oil filter; The fan, the belt, the crankshaft pulley, the motor fan pulley and the driven wheel are installed on the side edge of the diesel engine cover shell, the belt is installed on the motor fan pulley, the crankshaft pulley and the driven wheel, the fan is installed on the motor fan pulley, the oil filter is installed below the diesel engine cover shell and is used for filtering diesel oil entering the diesel engine; high-temperature and high-pressure gas generated by combustion of diesel oil drives the fan to move and rotates the crankshaft pulley through the belt.

7. A harvester characterized by The self-propelled broccoli harvester chassis device comprises the self-propelled broccoli harvester chassis device according to any one of claims 1-6.

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