Mechanical vehicle power transmission assembly

Abstract

The invention discloses a mechanical vehicle power transmission assembly, and relates to the technical field of vehicle power transmission, the mechanical vehicle power transmission assembly comprises a frame, and a power device for providing power is fixed on one side of the frame; a transmission shaft, a transmission case, a front axle, a rear axle transmission and a continuously variable transmission are respectively mounted at the bottom of the frame, one end of the transmission shaft is in transmission connection with the rear axle transmission, and the other end is in transmission connection with the transmission case; the end of an output shaft of the power device is in transmission connection with an output wheel, the end of the transmission is in transmission connection with an input wheel, and the output wheel and the input wheel are in transmission connection through a belt. By means of the design of the transmission case, diversification of the agricultural vehicle can be achieved, secondary distribution of power is achieved under the condition that the running state of the vehicle is not affected, different agricultural auxiliary devices for cutting, pesticide spraying, ploughing, sowing and the like are matched, and diversified use modes of products are achieved.

Description

Technical Field

[0001] The present invention specifically relates to the technical field of vehicle power transmission, and in particular to a mechanical vehicle power transmission assembly. Background Art

[0002] The vehicle power transmission assembly is the part that transmits the power generated by the power unit to the drive shaft, driving the vehicle to move through the output shaft.

[0003] However, in actual use of general agricultural equipment vehicles, a certain type of agricultural vehicle machinery can only be used for one function. If other additional functions are required, it is necessary to purchase the corresponding towing equipment and drive it through the vehicle. This method of use is costly and troublesome to use or replace. Since the equipment is large in size, there are also many inconveniences in actual operation. For this reason, we provide a mechanical vehicle power transmission assembly that can achieve secondary power distribution without affecting the vehicle's operating status, thereby realizing diversified product usage to meet the above purposes. Summary of the invention

[0004] The purpose of the present invention is to provide a mechanical vehicle power transmission assembly. To achieve the above purpose, the present invention provides the following technical solutions: A mechanical vehicle power transmission assembly includes a frame, and a power device for providing power is fixed on one side of the frame; A transmission shaft, a transmission box and a power distribution box are respectively installed at the bottom of the frame, and one end of the transmission shaft is transmission-connected with the power distribution box, and the other end is transmission-connected with the transmission box.

[0005] As a further technical solution of the present invention, the output shaft end of the power device is drivingly connected to an output wheel, the end of the power distribution box is drivingly connected to an input wheel, and the output wheel and the input wheel are connected by belt drive.

[0006] As a further technical solution of the present invention, the two ends of the transmission shaft are respectively connected to the input end of the transmission box and the output end of the input wheel through universal couplings, and the input end of the input wheel is connected to the output wheel through a belt transmission, and then connected to the power device.

[0007] As a further technical solution of the present invention, a continuously variable transmission is provided on one side of the power distribution box, a continuously variable transmission input wheel is provided at the input end of the continuously variable transmission, the continuously variable transmission input wheel is connected to the output wheel through a belt, a cooling fan is installed on the continuously variable transmission input wheel, the cooling fan blows toward the continuously variable transmission, and is used for heat dissipation and dust removal of the continuously variable transmission.

[0008] As a further technical solution of the present invention, a vehicle front axle and a vehicle rear axle are also provided on both sides of the bottom of the frame.

[0009] As a further technical solution of the present invention, the power device is an engine or a motor.

[0010] As a further technical solution of the present invention, vertically corresponding bevel gears are arranged on the inner side of the transmission box, and the directions of the two sets of bevel gears are horizontal and vertically downward respectively. The bevel gears in the horizontal direction are connected to the transmission shaft, and the vertically downward bevel gears change the transmission direction of power. An installation shaft is fixedly connected at the center of the bottom end of the vertically downward bevel gears, and the installation shaft of the transmission box drives the cutting knife to rotate through the cutter disc assembly.

[0011] As a further technical solution of the present invention, the cutter disc assembly can be replaced by one of a pesticide spraying device, a soil loosening and tillage device, a sowing device, etc.

[0012] As a further technical solution of the present invention, one end of the transmission shaft can extend to the front end and the rear end of the frame for connection with an external device.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The present invention distributes the power output by the power device through the cooperation between the input shaft and the output shaft, one of which provides power to the transmission shaft through the output shaft, and the other provides power to the rear axle of the vehicle through the output shaft; The invention is connected to the transmission box through the transmission shaft via the universal coupling, and the transmission direction of the power is changed while providing power to the transmission box, so that the transmission box drives the cutting knife to rotate, thereby ensuring the torque of the cutting knife when working.

[0014] The design of the transmission box of the present invention can realize the diversification of agricultural vehicles, realize the secondary distribution of power without affecting the operating state of the vehicle, and match different agricultural auxiliary devices such as cutting, pesticide spraying, tillage, sowing, etc., to realize the diversified use of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention in use state.

[0016] Figure 2 The present invention Figure 1 Top view of the .

[0017] Figure 3 The present invention Figure 1 Bottom view of .

[0018] Figure 4 The present invention Figure 1 Rear view of.

[0019] Figure 5 It is a schematic diagram of the assembly of the cutting knife in the present invention.

[0020] In the figure: Vehicle frame 1, power device 2, transmission shaft 3, transmission box 4, vehicle front axle 5, vehicle rear axle 6, output wheel 7, power distribution box 8, input wheel 9, continuously variable transmission input wheel 10, cutter disc assembly 11, cutting knife 12, continuously variable transmission 13. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-5 , an embodiment of the present invention provides a mechanical vehicle power transmission assembly including a frame 1, a power device 2 for providing power is fixed to one side of the frame 1; A transmission shaft 3 , a transmission box 4 and a power distribution box 8 are respectively installed at the bottom of the frame 1 , and one end of the transmission shaft 3 is transmission-connected to the power distribution box 8 , and the other end is transmission-connected to the transmission box 4 .

[0023] In this embodiment, the output shaft end of the power device 2 is connected to the output wheel 7, the end of the power distribution box 8 is connected to the input wheel 9, and the output wheel 7 and the input wheel 9 are connected by belt transmission.

[0024] In this embodiment, the two ends of the transmission shaft 3 are respectively connected to the input end of the transmission box 4 and the output end of the input wheel 9 through a universal coupling, and the input end of the input wheel 9 is connected to the output wheel 7 through a belt transmission, and then connected to the power device 2.

[0025] In this embodiment, there is a continuously variable transmission 13 on one side of the power distribution box 8, and a continuously variable transmission input wheel 10 is provided at the input end of the continuously variable transmission 13. The continuously variable transmission input wheel 10 is connected to the output wheel 7 through a belt. A cooling fan is installed on the continuously variable transmission input wheel 10, and the cooling fan blows toward the continuously variable transmission, which is used for heat dissipation and dust removal of the continuously variable transmission.

[0026] In this embodiment, a front axle 5 and a rear axle 6 are provided on both sides of the bottom of the vehicle frame 1 .

[0027] In this embodiment, the power device 2 is an engine or a motor.

[0028] In this embodiment, vertically corresponding bevel gears are arranged on the inner side of the transmission box 4, and the directions of the two sets of bevel gears are horizontal and vertically downward respectively. The bevel gear in the horizontal direction is connected to the transmission shaft 3, and the vertically downward bevel gear changes the transmission direction of power. An installation shaft is fixedly connected at the center of the bottom end of the vertically downward bevel gear, and the installation shaft of the transmission box 4 drives the cutting knife 12 to rotate through the cutter disc assembly 11.

[0029] In this embodiment, the cutter disc assembly 11 can be replaced by one of a pesticide spraying device, a soil loosening and tilling device, a sowing device, etc.

[0030] In this embodiment, one end of the transmission shaft 3 can extend to the front end and the rear end of the frame 1 for connection with an external device.

[0031] The working principle of the present invention is as follows: when in use, the power device 2 is driven by a belt between the output wheel 7 and the input wheel 9, the input wheel 9 is installed at the input end of a power output shaft in the power distribution box 8, the output end of the power output shaft drives the transmission shaft 3 to drive the connecting shaft of the transmission box 4 to rotate through the universal coupling, the bevel gear arranged inside the transmission box 4 changes the transmission direction of the power, so that the connecting shaft drives the rotation of the vertically arranged installation shaft, and the installation shaft of the transmission box 4 drives the cutting knife 12 to rotate through the cutter disc assembly 11; in addition, the power device 2 is driven by a belt between the output wheel 7 and the input wheel 10 of the continuously variable transmission, and the output shaft of the continuously variable transmission is connected to a power input shaft in the power distribution box 8 through an involute spline, One of the output shafts of the power distribution box 8 is connected to the rear axle 6 of the vehicle through a combination of gears inside the gearbox. The power of the power device 2 is distributed through the power distribution box 8, which can provide power for the movement of the vehicle and also provide power for the cutting knife 12 of the lawn mower; at the same time, the knife disc assembly 11 can be replaced with one of the following devices: a pesticide spraying device, a soil loosening and tillage device, a sowing device, etc., so that the design of the transmission box 4 can realize the diversification of agricultural vehicles, and realize the secondary distribution of power without affecting the operating state of the vehicle, and match different cutting, pesticide spraying, tillage, sowing and other agricultural auxiliary devices to realize the diversified use of the product; the structure is simple, the operation is very convenient, and the labor intensity is effectively reduced.

[0032] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A mechanical vehicle power transmission assembly, characterized in that: The vehicle comprises a frame (1), and a power device (2) for providing power is fixed on one side of the frame (1); A transmission shaft (3), a transmission box (4) and a power distribution box (8) are respectively mounted on the bottom of the vehicle frame (1); one end of the transmission shaft (3) is transmission-connected to the power distribution box (8), and the other end is transmission-connected to the transmission box (4).

2. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: The output shaft end of the power device (2) is drivingly connected to an output wheel (7), the end of the power distribution box (8) is drivingly connected to an input wheel (9), and the output wheel (7) and the input wheel (9) are connected via a belt drive.

3. The mechanical vehicle power transmission assembly according to claim 2, characterized in that: The two ends of the transmission shaft (3) are respectively connected to the input end of the transmission box (4) and the output end of the input wheel (9) through universal couplings, and the input end of the input wheel (9) is transmission-connected to the output wheel (7) through a belt, and is further connected to the power device (2).

4. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: A continuously variable transmission (13) is provided on one side of the power distribution box (8); a continuously variable transmission input wheel (10) is provided at the input end of the continuously variable transmission (13); the continuously variable transmission input wheel (10) is connected to the output wheel (7) via a belt; a cooling fan is installed on the continuously variable transmission input wheel (10); the cooling fan blows toward the continuously variable transmission and is used for heat dissipation and dust removal of the continuously variable transmission.

5. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: A vehicle front axle (5) and a vehicle rear axle (6) are also provided on both sides of the bottom of the vehicle frame (1).

6. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: The power device (2) is an engine or a motor.

7. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: The transmission box (4) is provided with vertically corresponding bevel gears on the inside. The directions of the two sets of bevel gears are horizontal and vertically downward respectively. The horizontal bevel gear is connected to the transmission shaft (3). The vertically downward bevel gear changes the transmission direction of power. A mounting shaft is fixedly connected to the center of the bottom end of the vertically downward bevel gear. The mounting shaft of the transmission box (4) drives the cutting knife (12) to rotate through the cutter head assembly (11).

8. The mechanical vehicle power transmission assembly according to claim 7, characterized in that: The blade assembly (11) can be replaced by a pesticide spraying device, a soil loosening and tilling device, a sowing device, etc.

9. The mechanical vehicle power transmission assembly according to claim 1, characterized in that: One end of the transmission shaft (3) can extend to the front and rear ends of the vehicle frame (1) for connection with an external device.

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