CN220108640U - Power uploading type agricultural operation vehicle chassis lifting device - Google Patents
Power uploading type agricultural operation vehicle chassis lifting device Download PDFInfo
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- CN220108640U CN220108640U CN202320510940.XU CN202320510940U CN220108640U CN 220108640 U CN220108640 U CN 220108640U CN 202320510940 U CN202320510940 U CN 202320510940U CN 220108640 U CN220108640 U CN 220108640U
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- 230000005540 biological transmission Effects 0.000 description 4
- 238000012271 agricultural production Methods 0.000 description 2
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Abstract
The utility model relates to a power uploading type agricultural operation vehicle chassis lifting device, and belongs to the technical field of agricultural machinery. The utility model consists of a frame, a lifting device and a travelling mechanism, wherein one end of the lifting device is connected to the frame through an upper hinge shaft and an upper hinge shaft sleeve, the other end of the lifting device is connected to the travelling mechanism through a lower hinge shaft and a travelling mechanism hinge shaft sleeve, and the lifting of the chassis of the vehicle is implemented on the premise of ensuring reliable uploading of travelling wheel power, so that the chassis of the working vehicle is in a horizontal state in the traction working process of a tractor in front. The utility model has simple structure, convenient installation, reliable work, low price and good universality.
Description
Technical Field
The utility model relates to a power uploading type agricultural operation vehicle chassis lifting device, and belongs to the technical field of agricultural machinery.
Background
With the development of modern agricultural technology, agricultural machinery is increasingly widely used, such as transplanting, watering, fertilizing, uncovering and other field operations can be completed by means of agricultural machinery, and the planting quality and the working efficiency of crops are greatly improved.
Many agricultural tools are required to be installed on a vehicle chassis with lifting function, and can be driven by driving force according to a specific proportion relation through travelling wheels to ensure normal coordination operation on complex topography and landforms, and the modes of chassis lifting and travelling wheel power uploading determine the adaptability and reliability of the carried agricultural tools and determine the planting quality and working efficiency.
At present, although many agricultural working vehicles have a chassis lifting function, the working vehicles cannot be kept in a horizontal state in the working process, and the working driving force required by the carried agricultural tools is not derived from a travelling mechanism; the other part of agricultural vehicles is not provided with a horizontal lifting function, although the working driving force required by the agricultural tools carried by the other part of agricultural vehicles is derived from a travelling mechanism. The planting parameters of the crops are difficult to control, and the requirements of actual agricultural production cannot be met under the conditions of accurate plant spacing and plumb planting.
Therefore, the functions of an independently suspended lifting travelling mechanism, a horizontally lifting chassis and travelling wheel power uploading and the device take an extremely important role in an agricultural working vehicle.
Disclosure of Invention
The utility model aims to solve the technical problems by providing a power uploading type agricultural operation vehicle chassis lifting device which is used for solving the technical problems, thereby realizing the purposes that when the operation vehicle constructed by the utility model works on a dry land with certain longitudinal and transverse inclination under the traction of front power (such as a tractor), the height of the travelling wheels of a left travelling mechanism and a right travelling mechanism is properly adjusted to ensure the integral level of a frame, and simultaneously, the movement of the travelling wheels can be transmitted to agricultural implements carried on the chassis according to the required speed ratio relation, so that the agricultural implements can be unfolded to operate at the required frequency, the agricultural operation vehicle can ensure that the travelling mechanisms and the operation implements are mutually coordinated and consistent under the condition of complex topography of hilly and mountain lands, and the planting precision and yield of crops are improved
The technical scheme of the utility model is as follows: a power uploading type agricultural operation vehicle chassis lifting device comprises a frame, a lifting device and a travelling mechanism. Lifting devices and travelling mechanisms are arranged on the left side and the right side of the frame, the lifting devices are connected with the travelling mechanisms, and the frame can be hung on a tractor, so that the working vehicle can walk and work under the traction of the tractor, no additional power source is required to be arranged, and the device has the advantages of simple structure, low manufacturing cost, strong universality and the like. The lifting devices on the left side and the right side of the chassis can respectively and independently adjust the horizontal heights of the left travelling mechanism and the right travelling mechanism so as to adapt to rugged operation ground.
The frame comprises a frame, a support and an upper hinge shaft sleeve. The support is fixedly connected to the lower surface of the frame, and the upper hinge shaft sleeve is fixedly arranged in a hole in the frame, through which the upper hinge shaft sleeve can penetrate, and the axis of the upper hinge shaft sleeve is parallel to the plane formed by the frame and perpendicular to the running direction of the frame. Therefore, the mounting mode of the upper hinge shaft sleeve on the frame is simplified, and the upper hinge shaft sleeve is ensured to have higher strength when being stressed.
The lifting device comprises an upper hinge shaft, a screw rod and a lower hinge shaft. An upper hinge shaft at one end of the lifting device is connected to the frame, a lower hinge shaft at the other end of the lifting device is connected to the travelling mechanism, and the upper hinge shaft is connected with the lower hinge shaft through a screw rod.
The upper section and the lower section of the screw are respectively provided with threads with different rotation directions, and the upper hinge shaft and the lower hinge shaft are respectively provided with threaded holes matched with the threads of the screw.
The traveling mechanism baffle ring, the semi-clamping ring, the output shaft, the connecting plate, the driven gear, the bearing I, the bearing seat I, the outer chain shell, the driving gear, the inner chain shell, the output shaft sleeve, the bearing II, the driving gear shaft, the bearing seat III, the bearing III, the driven sprocket, the bearing IV, the bearing seat V, the bearing V, the driving sprocket, the bearing VI, the bearing seat VI, the pin shaft, the input shaft, the inner chain shell hinge shaft sleeve, the outer chain shell hinge shaft sleeve, the traveling wheel, the chain and the pin shaft hole.
One end of the output shaft sleeve is fixedly connected to the inner chain shell through a connecting plate and a bolt, a groove is formed in the other end of the output shaft sleeve, the two half clamping rings are connected into a whole ring through the bolt and clamped into the groove of the output shaft sleeve, and the two half clamping rings clamped into the groove of the output shaft sleeve fix the axial positions of the output shaft sleeve and the support. The output shaft sleeve is internally provided with an output shaft, two ends of the output shaft are respectively provided with a bearing I and a bearing II, the bearing I is installed in the bearing seat I, the bearing seat I is fixedly installed on the outer chain shell, the bearing II is installed in the output shaft sleeve, the output shaft is provided with a driven gear, and the driven gear is mutually meshed with the driving gear, so that the rotation direction of the output shaft and the rotation direction of the input shaft are opposite.
The driving gear shaft is provided with a driving gear, a driven sprocket, a bearing III and a bearing III. The driven sprocket is connected with the driving sprocket in a matched manner through a chain, a bearing III is arranged in a bearing seat III, the bearing seat III is fixed on an inner chain shell, a bearing IV is arranged in a bearing seat IV, and the bearing seat IV is fixedly connected on an outer chain shell.
The input shaft is connected with the walking wheel cooperation, and the round pin axle runs through the round pin axle hole on input shaft and the walking wheel, is provided with a plurality of round pin axle holes along the axis direction of input shaft, is equipped with a round pin axle hole with round pin axle hole isodiametric on walking wheel and the matched with axle sleeve of input shaft, and round pin axle hole on the walking wheel axle sleeve cooperates with the round pin axle hole of the epaxial difference of input, can conveniently change left and right side running gear's wheel track in a certain limit. The input shaft is provided with a driving sprocket, a bearing V and a bearing VI. The bearing V is arranged in the bearing seat V, and the bearing seat V is fixedly connected to the inner chain shell. The bearing VI is arranged in the bearing seat VI, and the bearing seat VI is fixedly connected with the outer chain shell.
An inner chain shell hinge shaft sleeve and an outer chain shell hinge shaft sleeve are arranged in the chain shell between the driving chain wheel and the driven chain wheel, the inner chain shell hinge shaft sleeve and the outer chain shell hinge shaft sleeve are in hinge fit with the lower hinge shaft, the inner chain shell hinge shaft sleeve is fixedly connected with the inner chain shell, and the outer chain shell hinge shaft sleeve is fixedly connected with the outer chain shell.
The walking mechanism is different from other walking mechanisms of the chassis of the agricultural operation vehicle, and the walking mechanism can upload the force generated by friction between wheels and the ground when the operation vehicle walks, so that power is provided for agricultural operation tools carried on the chassis, the whole operation vehicle can walk and operate in a coordinated manner during operation, the accuracy of field operation is ensured, and the agricultural production requirements are better met.
When the chassis needs to be lifted and adjusted in work, the tool is used for rotating the screw rod in the lifting device, and under the cooperation of threads, the upper hinge shaft and the lower hinge shaft in the lifting device can drive the frame and the travelling mechanism to be far away from or approach to the central position of the screw rod at the same time, so that the purposes of lifting and lowering the chassis are achieved.
The utility model ensures that the power of the travelling mechanism is reliably uploaded while the chassis is lifted, and under the condition of setting the transmission ratio, the agricultural machinery and the travelling mechanism keep coordinated operation at the frequency matched with the set transmission ratio, thereby ensuring that the operation parameters can meet the accurate requirement of planting agriculture. The device has the advantages of simple structure, convenient installation, reliable work, low price and good universality.
The beneficial effects of the utility model are as follows: the power transmission device is used in the chassis of the agricultural work vehicle, the height of the chassis of the work vehicle can be adjusted according to requirements, and the power of the travelling wheels can be uploaded to drive the agricultural implement to normally coordinate the work, so that the adaptability and the reliability of the agricultural implement are stronger.
Drawings
FIG. 1 is a schematic general construction of the present utility model;
FIG. 2 is an isometric view of the general structure of the present utility model;
FIG. 3 is a schematic view of the overall construction of the travel mechanism of the present utility model;
FIG. 4 is a cross-sectional view of the power take-off portion of the travel mechanism of the present utility model;
FIG. 5 is a cross-sectional view of the power transmission portion of the running gear of the present utility model;
FIG. 6 is a cross-sectional view of the power input portion of the running gear of the present utility model;
FIG. 7 is a schematic view of the internal structure of the running gear of the present utility model;
FIG. 8 is a cross-sectional view of the utility model at the connection of the frame to the lifting device;
fig. 9 is a cross-sectional view of the connection of the lifting device and the running gear in the present utility model.
In the figure: 1-frame, 1.1-frame, 1.2-support, 1.3-upper hinge sleeve, 2-lifting device, 2.1-upper hinge, 2.2-screw, 2.3-lower hinge, 3-running gear, 3.1-baffle ring, 3.2-semi-clasp, 3.3-output shaft, 3.4-connecting plate, 3.5-driven gear, 3.6-bearing I, 3.7-bearing seat I, 3.8-outer chain shell, 3.9-driving gear, 3.10-inner chain shell, 3.11-output shaft sleeve, 3.12-bearing II, 3.13-driving gear shaft, 3.14-bearing seat II, 3.15-bearing III, 3.16-driven sprocket, 3.17-bearing IV, 3.18-bearing seat IV, 3.19-bearing seat V, 3.20-bearing V, 3.21-driving sprocket, 3.22-bearing VI, 3.23-bearing seat VI, 3.24-pin shaft, 3.25-input shaft sleeve, 3.26-bearing sleeve, 3.27-inner chain hinge sleeve, 3.28-outer chain, 3.28-hinge sleeve, 3.30-outer chain hinge.
Detailed Description
The utility model will be further described with reference to the drawings and detailed description.
Example 1: as shown in fig. 1, the chassis lifting device of the power uploading type agricultural operation vehicle is composed of a frame 1, a lifting device 2 and a travelling mechanism 3.
As shown in fig. 1, the frame 1 is composed of a frame 1.1, a support 1.2 and an upper hinge shaft sleeve 1.3; the support 1.2 is fixedly connected to the lower surface of the frame 1.1; the upper hinge shaft sleeve 1.3 is fixedly arranged on the frame 1.1, and the axis of the upper hinge shaft sleeve is parallel to the plane formed by the frame 1.1 and is perpendicular to the running direction of the frame 1.
As shown in fig. 1-2 and fig. 8-9, the lifting device 2 is composed of an upper hinge shaft 2.1, a screw rod 2.2 and a lower hinge shaft 2.3, wherein the upper half part of the screw rod 2.2 is provided with right-handed threads, the lower half part of the screw rod 2.2 is provided with left-handed threads, two end faces of the screw rod 2.2 are provided with square shafts, a tool is conveniently used for driving the screw rod 2.2 to rotate, and threaded holes matched with the threads of the screw rod 2.2 are respectively formed in the upper hinge shaft 2.1 and the lower hinge shaft 2.3. The upper hinge shaft 2.1 at one end of the lifting device 2 is connected to the frame 1 through an upper hinge shaft sleeve 1.3, and the lower hinge shaft 2.3 at the other end is connected to the travelling mechanism 3 through an inner chain shell hinge shaft sleeve 3.26 and an outer chain shell hinge shaft sleeve 3.27 of the travelling mechanism 3; the output shaft sleeve 3.11 of the travelling mechanism 3 is hinged with the support 1.2 on the frame 1, and the output shaft sleeve 3.11 can rotate around the axis of the support 1.2; the lifting devices 2 on the left side and the right side can respectively and independently adjust the horizontal height of the left travelling mechanism 3 and the right travelling mechanism 3 so as to adapt to rugged operation ground.
As shown in fig. 3-7, the travelling mechanism 3 is composed of a baffle ring 3.1, a semi-clamping ring 3.2, an output shaft 3.3, a connecting plate 3.4, a driven gear 3.5, a bearing I3.6, a bearing seat I3.7, an outer chain casing 3.8, a driving gear 3.9, an inner chain casing 3.10, an output shaft sleeve 3.11, a bearing II3.12, a driving gear shaft 3.13, a bearing seat III3.14, a bearing III3.15, a driven sprocket 3.16, a bearing IV3.17, a bearing seat IV3.18, a bearing seat V3.19, a bearing V3.20, a driving sprocket 3.21, a bearing VI3.22, a bearing seat VI3.23, a pin shaft 3.24, an input shaft 3.25, an inner chain casing hinge sleeve 3.26, an outer chain casing hinge sleeve 3.27, a travelling wheel 3.28, a chain 3.29 and a pin shaft hole 3.30;
as shown in fig. 4, one end of the output shaft sleeve 3.11 is fixedly connected to the inner chain shell 3.10 through a connecting plate 3.4 and a bolt, a groove is formed at the other end, and the baffle ring 3.1 is connected with two half clamping rings 3.2 through bolts to form a whole ring and clamped into the groove of the output shaft sleeve 3.11, so that the axial positions of the output shaft sleeve 3.11 and the support 1.2 are fixed; an output shaft 3.3 is arranged in the output shaft sleeve 3.11, two ends of the output shaft 3.3 are respectively provided with a bearing I3.6 and a bearing II3.12, the bearing I3.6 is arranged in a bearing seat I3.7, the bearing seat I3.7 is fixedly connected with an outer chain shell 3.8, the bearing II3.12 is arranged in the output shaft sleeve 3.11, a driven gear 3.5 is arranged on the output shaft 3.3, the driven gear 3.5 is meshed with a driving gear 3.9 mutually, and the rotation direction of the output shaft 3.3 and the rotation direction of an input shaft 3.25 can be opposite;
as shown in fig. 5, the driving gear shaft 3.13 is provided with a driving gear 3.9, a driven sprocket 3.16, a bearing III3.15 and a bearing IV3.17; the driven sprocket 3.16 is connected with the driving sprocket 3.21 in a matched manner through a chain 3.29, the bearing III3.15 is arranged in the bearing seat III3.14, the bearing seat III3.14 is fixedly connected with the inner chain shell 3.10, the bearing IV3.17 is arranged in the bearing seat IV3.18, and the bearing seat IV3.18 is fixedly connected with the outer chain shell 3.8;
as shown in fig. 3 and fig. 6-7, the input shaft 3.25 is connected with the travelling wheel 3.28 in a matched manner, the pin shaft 3.24 penetrates through pin shaft holes 3.30 on the input shaft 3.25 and the travelling wheel 3.28, a plurality of pin shaft holes 3.30 are arranged along the axial direction of the input shaft 3.25, a pin shaft hole with the same diameter as the pin shaft hole 3.30 is arranged on a shaft sleeve matched with the travelling wheel 3.28 and the pin shaft hole on the shaft sleeve of the travelling wheel 3.28 is matched with different pin shaft holes 3.30 on the input shaft 3.25, so that the wheel distance of the travelling mechanisms 3 on the left side and the right side can be conveniently changed within a certain range. The input shaft 3.25 is provided with a driving sprocket 3.21, a bearing V3.20 and a bearing VI3.22; the bearing V3.20 is arranged in the bearing seat V3.19, and the bearing seat V3.19 is fixedly connected with the inner chain shell 3.10; the bearing VI3.22 is arranged in the bearing seat VI3.23, and the bearing seat VI3.23 is fixedly connected with the outer chain casing 3.8.
As shown in fig. 6 to 7, an inner chain case hinge shaft sleeve 3.26 and an outer chain case hinge shaft sleeve 3.27 which are in hinged fit with the lower hinge shaft 2.3 are arranged in the chain case between the driving chain wheel 3.21 and the driven chain wheel 3.16, the inner chain case hinge shaft sleeve 3.26 is fixedly connected with the inner chain case 3.10, and the outer chain case hinge shaft sleeve 3.27 is fixedly connected with the outer chain case 3.8.
When the chassis needs to be lifted and adjusted in work: the tool is used for rotating the screw rod 2.2 in the lifting device 2 on the square shaft at the upper end of the screw rod 2.2 in a clockwise direction, and under the cooperation of threads, the upper hinge shaft 2.1 and the lower hinge shaft 2.3 in the lifting device 2 can drive the frame 1 and the travelling mechanism 3 to be far away from the central position of the screw rod 2.2 at the same time, so that the purpose of lifting a chassis is achieved.
When the chassis height needs to be reduced in work: the tool is used for rotating the screw rod 2.2 in the lifting device 2 on the square shaft at the upper end of the screw rod 2.2 in the anticlockwise direction, and under the cooperation of threads, the upper hinge shaft 2.1 and the lower hinge shaft 2.3 in the lifting device 2 can drive the frame 1 and the travelling mechanism 3 to approach to the central position of the screw rod 2.2 at the same time, so that the purpose of chassis reduction is achieved.
Example 2: as shown in fig. 1, the chassis lifting device of the power uploading type agricultural operation vehicle is composed of a frame 1, a lifting device 2 and a travelling mechanism 3.
As shown in fig. 1, the frame 1 is composed of a frame 1.1, a support 1.2 and an upper hinge shaft sleeve 1.3; the support 1.2 is fixedly connected to the lower surface of the frame 1.1; the upper hinge shaft sleeve 1.3 is fixedly arranged on the frame 1.1, and the axis of the upper hinge shaft sleeve is parallel to the plane formed by the frame 1.1 and is vertical to the running direction of the frame 1;
as shown in fig. 1-2 and 8-9, the lifting device 2 consists of an upper hinge shaft 2.1, a lower hinge shaft 2.3 and a hydraulic cylinder; one end of the hydraulic cylinder is connected to the frame 1 through an upper hinge shaft 2.1 and an upper hinge shaft sleeve 1.3, and the other end is connected to the travelling mechanism 3 through a lower hinge shaft 2.3 and a travelling mechanism hinge shaft sleeve; the output shaft sleeve 3.11 of the travelling mechanism 3 is hinged with the support 1.2 on the frame 1, and the output shaft sleeve 3.11 can rotate around the axis of the support 1.2; the lifting devices 2 on the left side and the right side can respectively and independently adjust the horizontal height of the left travelling mechanism 3 and the right travelling mechanism 3 so as to adapt to rugged operation ground.
As shown in fig. 3-7, the traveling mechanism 3 is composed of a baffle ring 3.1, a semi-clamping ring 3.2, an output shaft 3.3, a connecting plate 3.4, a driven gear 3.5, a bearing I3.6, a bearing seat I3.7, an outer chain casing 3.8, a driving gear 3.9, an inner chain casing 3.10, an output shaft sleeve 3.11, a bearing II3.12, a driving gear shaft 3.13, a bearing seat III3.14, a bearing III3.15, a driven sprocket 3.16, a bearing IV3.17, a bearing seat IV3.18, a bearing seat V3.19, a bearing V3.20, a driving sprocket 3.21, a bearing VI3.22, a bearing seat VI3.23, a pin 3.24, an input shaft 3.25, an inner chain casing hinge sleeve 3.26, an outer chain casing hinge sleeve 3.27, a traveling wheel 3.28, a chain 3.29, and a pin hole 3.30;
as shown in fig. 4, one end of the output shaft sleeve 3.11 is fixedly connected to the inner chain shell 3.10 through a connecting plate 3.4 and a bolt, a groove is formed at the other end, and the baffle ring 3.1 is connected with two half clamping rings 3.2 through bolts to form a whole ring and clamped into the groove of the output shaft sleeve 3.11, so that the axial positions of the output shaft sleeve 3.11 and the support 1.2 are fixed; an output shaft 3.3 is arranged in the output shaft sleeve 3.11, two ends of the output shaft 3.3 are respectively provided with a bearing I3.6 and a bearing II3.12, the bearing I3.6 is arranged in a bearing seat I3.7, the bearing seat I3.7 is fixedly connected with an outer chain shell 3.8, the bearing II3.12 is arranged in the output shaft sleeve 3.11, a driven gear 3.5 is arranged on the output shaft 3.3, the driven gear 3.5 is meshed with a driving gear 3.9 mutually, and the rotation direction of the output shaft 3.3 and the rotation direction of an input shaft 3.25 can be opposite;
as shown in fig. 5, the driving gear shaft 3.13 is provided with a driving gear 3.9, a driven sprocket 3.16, a bearing III3.15 and a bearing IV3.17; the driven sprocket 3.16 is connected with the driving sprocket 3.21 in a matched manner through a chain 3.29, the bearing III3.15 is arranged in the bearing seat III3.14, the bearing seat III3.14 is fixedly connected with the inner chain shell 3.10, the bearing IV3.17 is arranged in the bearing seat IV3.18, and the bearing seat IV3.18 is fixedly connected with the outer chain shell 3.8;
as shown in fig. 3 and fig. 6-7, the input shaft 3.25 is connected with the travelling wheel 3.28 in a matched manner, the pin shaft 3.24 penetrates through pin shaft holes 3.30 on the input shaft 3.25 and the travelling wheel 3.28, a plurality of pin shaft holes 3.30 are arranged along the axial direction of the input shaft 3.25, a pin shaft hole with the same diameter as the pin shaft hole 3.30 is arranged on a shaft sleeve matched with the travelling wheel 3.28 and the pin shaft hole on the shaft sleeve of the travelling wheel 3.28 is matched with different pin shaft holes 3.30 on the input shaft 3.25, so that the wheel distance of the travelling mechanisms 3 on the left side and the right side can be conveniently changed within a certain range. . The input shaft 3.25 is provided with a driving sprocket 3.21, a bearing V3.20 and a bearing VI3.22; the bearing V3.20 is arranged in the bearing seat V3.19, and the bearing seat V3.19 is fixedly connected with the inner chain shell 3.10; the bearing VI3.22 is arranged in the bearing seat VI3.23, and the bearing seat VI3.23 is fixedly connected with the outer chain casing 3.8.
As shown in fig. 6 to 7, an inner chain case hinge shaft sleeve 3.26 and an outer chain case hinge shaft sleeve 3.27 which are in hinged fit with the lower hinge shaft 2.3 are arranged in the chain case between the driving chain wheel 3.21 and the driven chain wheel 3.16, the inner chain case hinge shaft sleeve 3.26 is fixedly connected with the inner chain case 3.10, and the outer chain case hinge shaft sleeve 3.27 is fixedly connected with the outer chain case 3.8.
When the chassis needs to be lifted and adjusted in work: the hydraulic system controls the hydraulic cylinder to perform telescopic movement, and at the moment, the upper hinge shaft 2.1 and the lower hinge shaft 2.3 which are connected with the two ends of the hydraulic cylinder perform telescopic movement along with the hydraulic cylinder and respectively drive the frame 1 and the travelling mechanism 3 to be far away from or approach each other, so that the purpose of lifting the chassis is achieved.
While the present utility model has been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a power uploading type agricultural operation vehicle chassis elevating gear which characterized in that: comprises a frame (1), a lifting device (2) and a travelling mechanism (3); lifting devices (2) and travelling mechanisms (3) are arranged on the left side and the right side of the frame (1), and the lifting devices (2) are connected with the travelling mechanisms (3).
2. The power-on agricultural work vehicle chassis lifting device of claim 1, wherein: the frame (1) comprises a frame (1.1), a support (1.2) and an upper hinge shaft sleeve (1.3); the support (1.2) is fixedly connected to the lower surface of the frame (1.1), the upper hinge shaft sleeve (1.3) is fixedly arranged on the frame (1.1), the axis of the upper hinge shaft sleeve is parallel to the plane formed by the frame (1.1), and the upper hinge shaft sleeve is perpendicular to the running direction of the frame (1).
3. The power-on agricultural work vehicle chassis lifting device of claim 1, wherein: the lifting device (2) comprises an upper hinge shaft (2.1), a screw (2.2) and a lower hinge shaft (2.3); an upper hinge shaft (2.1) at one end of the lifting device (2) is connected to the frame (1), a lower hinge shaft (2.3) at the other end of the lifting device is connected to the travelling mechanism (3), and the upper hinge shaft (2.1) is connected with the lower hinge shaft (2.3) through a screw rod (2.2).
4. The power-on agricultural work vehicle chassis lifting device of claim 1, wherein: the traveling mechanism (3) comprises a baffle ring (3.1), a semi-clamping ring (3.2), an output shaft (3.3), a connecting plate (3.4), a driven gear (3.5), a bearing I (3.6), a bearing seat I (3.7), an outer chain shell (3.8), a driving gear (3.9), an inner chain shell (3.10), an output shaft sleeve (3.11), a bearing II (3.12), a driving gear shaft (3.13), a bearing seat III (3.14), a bearing III (3.15), a driven sprocket (3.16), a bearing IV (3.17), a bearing seat IV (3.18), a bearing seat V (3.19), a bearing V (3.20), a driving sprocket (3.21), a bearing VI (3.22), a bearing seat IV (3.23), a pin shaft (3.24), an input shaft (3.25), an inner chain shell hinge shaft sleeve (3.26), an outer chain shell hinge shaft sleeve (3.27), traveling wheels (3.28), a chain (3.29) and pin shaft holes (3.30);
one end of the output shaft sleeve (3.11) is fixedly connected to the inner chain shell (3.10) through a connecting plate (3.4), a groove is formed in the other end of the output shaft sleeve, and the two half clamping rings (3.2) are connected into a whole ring by the baffle ring (3.1) and clamped into the groove of the output shaft sleeve (3.11); an output shaft (3.3) is arranged in the output shaft sleeve (3.11), a bearing I (3.6) and a bearing II (3.12) are respectively arranged at two ends of the output shaft (3.3), the bearing I (3.6) is arranged in a bearing seat I (3.7), the bearing seat I (3.7) is fixedly arranged on an outer chain shell (3.8), the bearing II (3.12) is arranged in the output shaft sleeve (3.11), a driven gear (3.5) is arranged on the output shaft (3.3), and the driven gear (3.5) is meshed with a driving gear (3.9); a driving gear (3.9), a driven sprocket (3.16), a bearing III (3.15) and a bearing IV (3.17) are arranged on the driving gear shaft (3.13); the driven sprocket (3.16) is connected with the driving sprocket (3.21) in a matching way through a chain (3.29), a bearing III (3.15) is arranged in a bearing seat III (3.14), the bearing seat III (3.14) is fixed on an inner chain shell (3.10), a bearing IV (3.17) is arranged in a bearing seat IV (3.18), and the bearing seat IV (3.18) is fixedly connected on an outer chain shell (3.8); the input shaft (3.25) is connected with the travelling wheel (3.28) in a matched manner, and the pin shaft (3.24) penetrates through the pin shaft holes (3.30) on the input shaft (3.25) and the travelling wheel (3.28); the input shaft (3.25) is provided with a driving sprocket (3.21), a bearing V (3.20) and a bearing VI (3.22); the bearing V (3.20) is arranged in the bearing seat V (3.19), and the bearing seat V (3.19) is fixedly connected to the inner chain shell (3.10); the bearing VI (3.22) is arranged in the bearing seat VI (3.23), and the bearing seat VI (3.23) is fixedly connected with the outer chain shell (3.8); an inner chain shell hinge shaft sleeve (3.26) and an outer chain shell hinge shaft sleeve (3.27) are arranged in a chain shell between the driving chain wheel (3.21) and the driven chain wheel (3.16), the inner chain shell hinge shaft sleeve (3.26) is fixedly connected with the inner chain shell (3.10), and the outer chain shell hinge shaft sleeve (3.27) is fixedly connected with the outer chain shell (3.8).
5. The power-on agricultural work vehicle chassis lifting device of claim 3, wherein: the upper section and the lower section of the screw (2.2) are respectively provided with threads with different rotation directions, and threaded holes matched with the threads of the screw (2.2) are respectively arranged on the upper hinge shaft (2.1) and the lower hinge shaft (2.3).
6. The power-on agricultural work vehicle chassis lifting device of claim 4, wherein: the driving gear (3.9) is meshed with the driven gear (3.5) so that the rotation direction of the output shaft (3.3) and the rotation direction of the input shaft (3.25) are opposite.
7. The power-on agricultural work vehicle chassis lifting device of claim 4, wherein: a plurality of pin shaft holes (3.30) are formed in the axis direction of the input shaft (3.25), a pin shaft hole which is equal to the pin shaft holes (3.30) is formed in a shaft sleeve matched with the input shaft (3.25), the pin shaft holes in the shaft sleeve of the traveling wheel (3.28) are matched with different pin shaft holes (3.30) in the input shaft (3.25), and the wheel distance of the traveling mechanisms (3) on the left side and the right side can be changed conveniently in a certain range.
Priority Applications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115956414A (en) * | 2023-03-16 | 2023-04-14 | 昆明理工大学 | Liftable power uploading type agricultural vehicle chassis capable of horizontally operating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115956414A (en) * | 2023-03-16 | 2023-04-14 | 昆明理工大学 | Liftable power uploading type agricultural vehicle chassis capable of horizontally operating |
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