CN205082152U - General powered chassis of multi -functional industrialized agriculture small -scale workshops machine - Google Patents

Abstract

The utility model relates to an agricultural machine, especially a general powered chassis of multi -functional industrialized agriculture small -scale workshops machine. Including engine (8), transmission case (7), hydraulic pressure linkage (3), crawler attachment (6) and undercarriage support (9), be equipped with power output shaft (5), drive wheel (4) and hydraulic pressure linkage (3) three power take off end on transmission case (7). Drive wheel (4) the straight antithetical couplet on the horizontal output shaft of transmission case (7) of crawler attachment (6), but every its rate of tension of side track independently adjust. Undercarriage support (9) are the ship shape, and the width of complete machine is less than the row pitch of plant. Its advantage is, the chassis focus is low, and stability is good, and climbing capability is strong, and the trafficability characteristic is good, and turning radius is little, and convenient operation is nimble, can walking between the plant single file, through the multiple agricultural implement of rear -mounted complete network, realize multi -functional operation.

Description

A universal power chassis of a multifunctional facility agricultural small work machine

technical field

The utility model relates to agricultural machinery, in particular to a universal power chassis of a small-scale agricultural operation machine with multifunctional facilities.

Background technique

Traditional crawler tractors and wheeled tractors are bulky and heavy, and are not suitable for working in hilly areas with certain slopes. At present, most of the existing small crawler-type working machines are high-ground-clearance power chassis and have high-ground-clearance operating platforms. The so-called high ground clearance means that the chassis operating platform needs to ride on the top of the plant and walk astride. For the power chassis with high ground clearance, the height and width of the chassis must be greater than the row height and width of the plants. It has a larger operating platform. The power machine and the walking mechanism need a secondary transmission such as a chain. The overall size of the machine is large, the center of gravity is high, and it is stable. Poor performance and large turning radius, it is not suitable for operation in hilly areas with a certain slope.

CN101563967A discloses a kind of multipurpose chassis of tea garden management machine, and CN201690749U discloses a kind of tea garden management machine. These two patent applications are both high ground clearance tea garden management motor chassis, which need to straddle the upper end of the plant and walk across the row. The whole machine is large in size, high in the center of gravity, poor in stability, large in turning radius, and has a single function. Operation, poor versatility, rarely used in tea gardens at present.

Contents of the invention

The technical problem to be solved by the utility model is to provide a general power chassis of a small agricultural machine with multi-functional facilities suitable for operation in hilly areas and low ground clearance, which is compact and practical, and can be used in a single row of plants. It has three power output terminals of vertical suspension, horizontal travel and rear active power output shaft. It can be equipped with various functional working tools to realize multi-functional operations such as rotary tillage, deep tillage, plant protection, spraying, and fertilization. Low center of gravity and small transition radius.

The technical solution of the utility model is to include engine (8), transmission case (7), hydraulic suspension device (3), crawler belt traveling mechanism (6), chassis support (9) and the electric control platform ( 1), the transmission box (7) is provided with three power output ends of the power output shaft (5), the driving wheel (4) and the hydraulic suspension device (3), and it is characterized in that: the crawler belt running mechanism (6) is set On both sides of the chassis bracket (9), it is composed of a driving wheel (4), a tensioning wheel (13), a road wheel (11), a supporting wheel (16) and a track (12), and the driving wheel (4) is directly connected to the On the transverse output shaft of the transmission box (7); the tension wheel (13), the road wheel (11) and the support wheel (16) are all driven wheels, which are independently supported on the chassis support (9); the tension wheel (13 ) and the driving wheel (4) are arranged horizontally, and the road wheel (11) is arranged on the underside of the tensioning wheel (13) and the driving wheel (4), and is attached to the ground, so that the crawler belt (12) forms a belt with a wide top and a narrow bottom. trapezoidal; each side of the tensioning wheel (13) is independently provided with a track tensioning mechanism (15); the chassis support (9) is in the shape of a boat, and the side and upper end of the chassis support (9) are provided with detachable baffles ( 10).

The front end of the chassis support (9) side panel is provided with a mandibular face (14), and the angle α between the mandibular face (14) and the horizontal plane is 30-45 degrees.

The horizontal angle of chassis support (9) bow is 45-90o.

The height H from the center of the drive wheel (4) to the ground is less than 350mm.

4-10 road wheels (11) are arranged in the crawler belt traveling mechanism (6) on each side.

The engine (8) is a diesel engine, a gasoline engine or a lithium battery electric motor.

A supporting wheel (16) is provided between the tensioning wheel (13) and the drive wheel (4) to prevent the crawler belt from sagging.

The track tensioning mechanism (15) includes a tensioning wheel (13), a tie rod bracket (15-2) and a threaded tie rod (15-3) that pull the tensioning wheel (13) to slide, and the chassis bracket (9) There is a track (15-1) for the sliding of the rod bracket (15-2). The rod bracket (15-2) is in the shape of "Y", and is fixed with the threaded rod (15-3) to form a "Y" shape. The thread The pull rod (15-3) is provided with a compression spring (15-4); the two ends of the pull rod bracket (15-2) are respectively fixedly connected with the end caps at both ends of the tensioning wheel (13), and the threaded pull rod (15-3) is formed by The adjusting nut (15-5) located at the end of the rod is axially positioned relative to the chassis support (9).

The front end of the threaded pull rod (15-3) is connected and limited by a nut (15-6) to the pull rod bracket (15-2).

Compared with the prior art, the utility model has the following advantages: First, through the different arrangements of the driving wheels, driven wheels, and load wheels, the crawler-type walking device is improved, the height of the chassis is reduced, and the climbing performance of the crawler belt is improved at the same time , which improves the stability of the whole machine, and is suitable for operation in tea orchards in hilly areas with a certain slope; second, the chassis support is in the shape of a boat, and the overall shape of the machine is small, suitable for walking between single rows of tea leaves with a row spacing of 800mm-1000mm, and the turning radius is small. And it can realize the bottom gap walking operation; thirdly, because of the hydraulic suspension device and the power output shaft, according to the operation requirements of different functions, various functional agricultural machinery can be installed in the rear to complete the intertillage and weeding of tea orchards, deep loosening and fertilization , Spraying pesticides to control insects, foliage fertilization, tea tree pruning and tea garden trematodes and other multi-functional operations, the supporting equipment is easy to replace, so that the whole process of tea orchard operation management is mechanized.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is A-A sectional schematic diagram among Fig. 1;

Fig. 3 is the structural representation of crawler belt traveling mechanism 6;

Fig. 4 is the B-B sectional schematic diagram among Fig. 3;

FIG. 5 is a structural schematic diagram of the track tensioning mechanism 15 .

Labels in the figure: 1. Electric control platform, 2. Driver's seat, 3. Hydraulic suspension device, 4. Driving wheel, 5. Power output shaft, 6. Track traveling mechanism, 7. Transmission box, 8. Engine, 9 , chassis support, 10, retaining board, 11, road wheel, 12, track, 13, tensioning wheel, 14, mandibular surface, 15, track tensioning mechanism, 16, support wheel, 17, lifting arm. 15-1, track, 15-2 pull rod support, 15-3, threaded pull rod, 15-4, compression spring, 15-5, adjusting nut. 15-6. Nuts. B is the width of the whole machine, H is the height between the center of the driving wheel and the ground, θ is the horizontal angle of the bow, and α is the angle between the mandibular surface and the horizontal plane.

detailed description

The utility model will be further described below in combination with the accompanying drawings and specific embodiments.

The utility model is a general power chassis of a tea garden management machine with small horsepower and low ground clearance, comprising an engine (8), a transmission box (7), a hydraulic suspension device (3), a crawler walking mechanism (6), and a chassis support (9) And the electric control platform (1) that is located on the engine casing.

The engine (8) and the transmission box (7) are arranged on the chassis support (9), the hydraulic suspension device (3) is arranged on the upper rear of the transmission box (7), and a pair of lifting arms (17) are arranged on the hydraulic suspension device (3) . The engine (8) transmits power to the power output terminal through the transmission box (7). The transmission box (7) of the utility model has power output ends in three directions: vertical, horizontal and vertical. The longitudinal output end is the power output shaft (5), the transverse output end is the driving wheel (4), and the vertical output end is the lifting arm (17). The power take-off shaft (5) is used to provide active power for the operation tools with various functions, so as to realize the full mechanization of the tea garden operation management. The lifting arm (17) is used to lift the rear agricultural implements by suspension, and can adjust the working height of the agricultural implements. The driving wheel (4) provides power for the crawler belt traveling mechanism (6) to drive the whole machine to walk.

The track running mechanism (6) is arranged on both sides of the chassis support (9), and is composed of a driving wheel (4), a tensioning wheel (13), a load wheel (11), a support wheel (16) and a crawler belt (12). The wheel (4) is directly connected to the transverse output shaft of the transmission box (7); the tension wheel (13), road wheel (11) and support wheel (16) are all driven wheels, which are independently supported on the chassis bracket (9) top; the tensioning wheel (13) and the driving wheel (4) are arranged horizontally, and the load wheel (11) is arranged on the lower side of the tensioning wheel (13) and the driving wheel (4), and is attached to the ground, so that the track (12 ) form a trapezoid with a wide top and a narrow bottom; the tension pulley (13) on each side is independently provided with a track tensioning mechanism (15). Six road wheels (11) are arranged in the crawler track running mechanism (6) on each side. The supporting wheel (16) is located between the tensioning wheel (13) and the driving wheel (4) to prevent the crawler belt from sagging. The diameter of each road wheel 11 is 125 mm, and the distance between two adjacent road wheels 11 is 175 mm. The diameter of the driving wheel 4 and the tensioning wheel 13 is 300mm, and the height H from the center of the driving wheel (4) to the ground is 270mm.

The width B of the whole machine is 800mm, which is smaller than the row spacing of tea trees, so it can walk between rows of tea trees.

Chassis support (9) is boat-shaped, and the horizontal included angle θ of bow is 45-90o, and the present embodiment is 75o. The side and upper end of the chassis support (9) are provided with detachable fences (10), and the front end of the side fences is provided with a mandibular surface (14), and the angle α between the mandibular surface (14) and the horizontal plane It is 30o-45o.

The track tensioning mechanism (15) includes a tensioning wheel (13), a tie rod bracket (15-2) and a threaded tie rod (15-3) that pull the tensioning wheel (13) to slide, and the chassis bracket (9) There is a track (15-1) for the sliding of the rod bracket (15-2). The rod bracket (15-2) is in the shape of "Y", and is fixed with the threaded rod (15-3) to form a "Y" shape. The thread The pull rod (15-3) is provided with a compression spring (15-4); the two ends of the pull rod bracket (15-2) are respectively fixedly connected with the end caps at both ends of the tensioning wheel (13), and the threaded pull rod (15-3) is formed by The adjusting nut (15-5) located at the end of the rod is axially positioned relative to the chassis support (9). The front end of the threaded pull rod (15-3) is connected and limited by a nut (15-6) to the pull rod bracket (15-2). By adjusting the nut (15-5), the front and rear positions of the tensioning wheel (13) can be adjusted, thereby adjusting the tightness of the crawler belt (12).

The engine (8) can be a diesel engine, or a gasoline engine, or a lithium battery motor.

The chassis bracket (9) is provided with a simple driver's seat (2), which makes the overall size small and compact.

The structural form adopted by the crawler walking mechanism of the utility model is especially suitable for tea and orchard operations in hilly areas with a row spacing of 800mm-1000mm. It is small, easy to operate and flexible, especially it can be equipped with agricultural machinery with various operating functions to realize the whole process of mechanized gardening.

Claims (9)

1. the general dynamic chassis of a multi-functional industrialized agriculture small-scale workshops machine, comprise engine (8), transmission case (7), hydraulic lift hitch (3), creeper undercarriage (6), chassis overhang (9) and the electric control platform (1) be located on engine housing, transmission case (7) is provided with power take-off (5), driving wheel (4) and hydraulic lift hitch (3) three clutch ends, it is characterized in that: described creeper undercarriage (6) is arranged at the both sides of chassis overhang (9), by driving wheel (4), regulating wheel (13), bogie wheel (11), support wheel (16) and crawler belt (12) are formed, driving wheel (4) direct connection is on the horizontal output shaft of transmission case (7), regulating wheel (13), bogie wheel (11) and support wheel (16) are driven pulley, are independently supported on chassis overhang (9), regulating wheel (13) and driving wheel (4) are horizontally disposed with, and bogie wheel (11) is arranged in the downside of regulating wheel (13) and driving wheel (4) and fits with ground, crawler belt (12) are formed wide at the top and narrow at the bottom trapezoidal, the regulating wheel (13) of every side is upper is independently provided with track tension device (15), chassis overhang (9) is in ship shape, and the side of chassis overhang (9) and upper end are provided with dismountable gear coaming plate (10).

2. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, it is characterized in that: the front end of chassis overhang (9) gusset plate is provided with lower jaw face (14), its lower jaw face (14) is 30-45 degree with the angle α of horizontal plane.

3. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, is characterized in that: the horizontal sextant angle of chassis overhang (9) bow is 45-90o.

4. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, is characterized in that: the center of driving wheel (4) is less than 350mm to the height H on ground.

5. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, is characterized in that: be provided with 4-10 bogie wheel (11) in every side creeper undercarriage (6).

6. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, is characterized in that: described engine (8) is diesel engine or gasoline engine or lithium battery motivation.

7. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, is characterized in that: be provided with the support wheel (16) preventing crawler belt sagging between regulating wheel (13) and driving wheel (4).

8. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 1, it is characterized in that: described track tension device (15) comprises regulating wheel (13) and pulls rob support (15-2) and the thread (15-3) of regulating wheel (13) slippage, chassis overhang (9) is provided with the track (15-1) that rob support (15-2) can be supplied to slide, rob support (15-2) is in " Qian " shape, be fixed into " Y " shape with thread (15-3), thread (15-3) is provided with Compress Spring (15-4); Two of rob support (15-2) are fixedly connected with the end cap at regulating wheel (13) two ends respectively, and thread (15-3) is by adjusting nut (15-5) chassis overhang (9) axial location being relatively located at bar tail.

9. the general dynamic chassis of a kind of multi-functional industrialized agriculture small-scale workshops machine as claimed in claim 8, is characterized in that: the front end of described thread (15-3) is connected with rob support (15-2) by nut (15-6), spacing.