CN220973894U - An intelligent multifunctional electric tractor with folding waist - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery, and discloses an intelligent multifunctional articulated electric tractor which comprises a front vehicle body, a rear vehicle body hinged to the front vehicle body, a power driving assembly and a control assembly, wherein the power driving assembly comprises a lithium battery, a distribution box, a motor driver, a motor and a reduction gearbox arranged on the front vehicle body, a transmission shaft is connected between the motor and the reduction gearbox, the motor is used for driving rear wheels respectively arranged on front wheels of the front vehicle body and rear wheels of the rear vehicle body, the control assembly comprises a VCU (virtual control unit), a navigation control box, a GNSS (global navigation satellite system) antenna, a remote controller and a radar positioned on the front vehicle body, and a steering cylinder is connected between the front vehicle body and the rear vehicle body. The utility model has the following advantages and effects: the electric drive and bowing steering scheme is adopted, the turning radius is small, the electric drive and bowing steering scheme is suitable for various terrains, the rear vehicle body can be replaced by other agricultural tools, and manual, remote control or automatic driving can be freely switched.

Description

Intelligent multifunctional bowing electric tractor

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to an intelligent multifunctional electric articulated tractor.

Background

The tractor is used for drawing and driving the working machine to complete various mobile working self-propelled power machines, and can also be used as fixed working power. The tractor consists of engine, transmission, walking, steering, hydraulic suspension, power output, electric instrument, driving operation and traction system or device. The conventional electric tractor is steered through a front axle, has larger steering radius and is difficult to steer in places with smaller vegetable greenhouse and field area; and because the front and rear axles of the existing tractor are fixed on the chassis of the tractor, when the tractor is extended to a trailer or a machine tool, the tractor is long and inconvenient to turn.

Disclosure of utility model

The utility model aims to provide an intelligent multifunctional articulated electric tractor which has the effects of adopting an electric drive and articulated steering scheme, having small turning radius, being capable of replacing a rear vehicle body with other agricultural tools and freely switching manual, remote control or automatic driving.

The technical aim of the utility model is realized by the following technical scheme: including preceding automobile body with articulate in the back automobile body of preceding automobile body still includes power drive subassembly and control assembly, power drive subassembly including install in preceding automobile body lithium cell, block terminal, motor drive, motor with install in the reducing gear box of back automobile body, the motor with be connected with the transmission shaft between the reducing gear box, motor drive have install respectively in preceding automobile body front wheel with the rear wheel of back automobile body, control assembly including install in VCU, navigation control box, GNSS antenna, remote controller and the being located of preceding automobile body locomotive radar, preceding automobile body with be connected with steering cylinder between the back automobile body, back automobile body include the packing box, demountable installation in the electron steering column and the goods chair of packing box.

By adopting the technical scheme, in the aspect of a power source, the lithium battery is powered by the distribution box, the motor is driven, no pollution is caused when the lithium battery is applied to a greenhouse and the like, and the battery can be replaced; when the device works, 1, a driver sits on a cargo seat of a rear cargo box during manual driving, and after receiving a switch and a steering signal through operating a handle switch beside an electronic steering column and the cargo seat, a whole Vehicle Controller (VCU) outputs a control steering oil cylinder to stretch and retract and sends a command to a motor driver, and the motor driver drives a motor to run in forward and reverse directions, so that the forward, backward, parking and steering control of the tractor are realized; 2. after the cargo chairs and the electronic steering columns of the rear cargo box are removed, a command is sent to a whole Vehicle Controller (VCU) through a remote controller, and the VCU realizes forward and backward movement of the tractor and steering control; 3. when the automatic driving is performed, the GNSS antenna and the radar are used for receiving signals, the navigation control box outputs a path instruction to the VCU, and the forward, backward and steering control of the tractor is automatically controlled, so that the device can realize manual, remote control or automatic driving and meet the requirements of multiple scenes; the two ends of the steering cylinder are respectively connected with the front vehicle body and the rear vehicle body, the VCU output controls the steering cylinder to stretch out and draw back, and the differential steering of the front driving wheel and the rear driving wheel is realized, so that the device realizes articulated steering, has smaller steering turning radius relative to the front axle, and is suitable for small land work.

The utility model is further provided with: the front car body is hinged with the rear car body through a pin shaft, and cotter pins are arranged at the end parts of the pin shafts to form locking.

Through adopting above-mentioned technical scheme, can change back automobile body into and drag case, agricultural implement etc. through pulling out the round pin axle back, preceding automobile body is then as front portion drive, and for the extension adds the length of machines and tools shorter on original device, the steering control of being convenient for.

The utility model is further provided with: the front body is provided with a power plug.

By adopting the technical scheme, the vehicle body is other working machines after being quickly replaced in different working scenes, and the power plug can independently provide power for the rear working machine.

The utility model is further provided with: the cargo box is internally fixed with a lower sliding rail, the bottom of the cargo chair is fixedly provided with an upper sliding rail which is arranged on the lower sliding rail in a sliding way, and a locking mechanism for locking the upper sliding rail on the lower sliding rail is arranged in the cargo box.

Through adopting above-mentioned technical scheme, adjust the relative position of lower slide rail and last slide rail and adjust the position of relative electron steering column of goods chair, make the driver can be better drive the work, use locking mechanical system to fix last slide rail and lower slide rail locking, the dismouting of also being convenient for simultaneously.

The utility model is further provided with: the locking mechanism comprises a fixed seat, a locking rod which slides in the fixed seat and passes through the lower sliding rail and the upper sliding rail, and a limiting block which is fixed on the locking rod and extends out of one end of the fixed seat, a fixed block is fixed on the locking rod, and a pressure spring which is fixed between the fixed block and the fixed seat is sleeved outside the locking rod.

By adopting the technical scheme, the sliding limiting block enables the lock rod to be separated from the upper sliding rail and the lower sliding rail to unlock, and the cargo chair is quickly detached from the cargo box; when An Zhuanghuo chairs are used, the limiting block is firstly slid to enable the upper sliding rail to slide into the lower sliding rail, then the limiting block is loosened, and the lock rod passes through the lower sliding rail and the upper sliding rail again to lock the upper sliding rail under the action of the pressure spring.

The utility model is further provided with: the lower slide rail is provided with a first jack through which the lock rod passes, and the upper slide rail is provided with a plurality of second jacks corresponding to the first jacks.

By adopting the technical scheme, when the locking mechanism is in an unlocking state, the upper sliding rail is slid to adjust the position of the cargo chair, the second insertion holes at different positions of the upper sliding rail are aligned with the first insertion holes, and the locking rod penetrates through the first insertion holes and the second insertion holes to complete locking.

The beneficial effects of the utility model are as follows:

1. the lithium battery is powered by the distribution box, the motor is driven, no pollution is caused when the lithium battery is applied to a greenhouse and the like, and the battery can be replaced;

2. The rear body of the truck body can be used as a cargo box for carrying objects after the truck chair and the electronic steering column are removed, and can be replaced by other operation tools, so that the requirements of multiple scenes are met;

3. The VCU outputs and controls the steering cylinder to stretch out and draw back, so that the front and rear driving wheels are steered in a differential mode, the device is articulated and steered, the steering radius is smaller relative to the steering radius of the front axle, and the device is suitable for small land work.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of the present embodiment 1.

Fig. 2 is a schematic plan view of embodiment 1.

FIG. 3 is a cross-sectional view at A-A' of FIG. 2.

In the figure, 1, a front vehicle body; 2. a rear body; 3. a lithium battery; 4. a distribution box; 5. a motor driver; 6. a front wheel; 7. a rear wheel; 8. VCU; 9. a navigation control box; 10. a GNSS antenna; 11. a radar; 12. a steering cylinder; 13. a cargo box; 14. an electron steering column; 15. a cargo chair; 16. a pin shaft; 17. a lower slide rail; 18. an upper slide rail; 19. a locking mechanism; 191. a fixing seat; 192. a lock lever; 193. a limiting block; 194. a fixed block; 195. a pressure spring; 20. and a jack I.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Embodiment 1, an intelligent multi-functional electric tractor that hinges, as shown in the drawing, including preceding automobile body 1 and articulated in the back automobile body 2 of preceding automobile body 1, still include power drive subassembly and control module, power drive subassembly is including installing in the lithium cell 3 of preceding automobile body 1, block terminal 4, motor driver 5, the motor and install in the reducing gear box of back automobile body 2, be connected with the transmission shaft between motor and the reducing gear box, motor drive has the rear wheel 7 of installing respectively in the front wheel 6 of preceding automobile body 1 and back automobile body 2, control module is including installing in VCU8 of preceding automobile body 1, navigation control box 9, GNSS antenna 10, remote controller and the radar 11 that is located preceding automobile body 1 locomotive, be connected with steering cylinder 12 between preceding automobile body 1 and the back automobile body 2, back automobile body 2 includes packing box 13, demountable installation in the electronic steering column 14 and the goods chair 15 of packing box 13.

Further, the front car body 1 and the rear car body 2 are hinged through a pin shaft 16, and a cotter pin is arranged at the end part of the pin shaft 16 to form locking.

Further, the front body 1 is provided with a power plug.

Further, a lower rail 17 is fixed in the cargo box 13, an upper rail 18 slidably disposed on the lower rail 17 is fixed to the bottom of the cargo chair 15, and a locking mechanism 19 for locking the upper rail 18 to the lower rail 17 is installed in the cargo box 13.

Further, the locking mechanism 19 includes a fixing seat 191, a locking rod 192 sliding on the fixing seat 191 and passing through the lower sliding rail 17 and the upper sliding rail 18, and a limiting block 193 fixed on one end of the locking rod 192 extending out of the fixing seat 191, a fixing block 194 is fixed on the locking rod 192, and a pressure spring 195 fixed between the fixing block 194 and the fixing seat 191 is sleeved outside the locking rod 192.

Further, the lower slide rail 17 is provided with a first jack 20 through which the lock rod 192 passes, and the upper slide rail 18 is provided with a second jack corresponding to the first jack 20.

The working principle of the utility model is as follows: when the tractor is driven manually, a driver sits on a cargo seat 15 of a rear cargo box 13, and after receiving a switch and a steering signal through operating a handle switch beside the electronic steering column 14 and the cargo seat 15, the VCU8 outputs a control steering cylinder 12 to stretch and retract and sends an instruction to a motor driver 5, and the motor driver 5 drives a motor to run in forward and reverse directions, so that the forward, backward, parking and steering control of the tractor is realized; after the cargo chairs 15 and the electronic steering columns 14 of the rear cargo box 13 are removed, the rear vehicle body 2 is used as a carriage, and a command is sent to the VCU8 through a remote controller, so that the VCU8 realizes the forward and backward movement and steering control of the tractor; during automatic driving, the GNSS antenna 10 and the radar 11 are used for receiving signals, the navigation control box 9 outputs path instructions to the VCU8, and the forward movement, the backward movement and the steering control of the tractor are automatically controlled, so that the device can realize manual, remote control or automatic driving and meet the requirements of multiple scenes.

Claims (6)

1. An intelligent multifunctional articulated electric tractor is characterized in that: including preceding automobile body (1) with articulate in back automobile body (2) of preceding automobile body (1), still include power drive subassembly and control assembly, power drive subassembly including install in preceding automobile body (1) lithium cell (3), block terminal (4), motor driver (5), motor with install in the reducing gear box of back automobile body (2), the motor with be connected with the transmission shaft between the reducing gear box, motor drive have install respectively in front wheel (6) of preceding automobile body (1) with rear wheel (7) of back automobile body (2), control assembly including install in VCU (8), navigation control box (9), GNSS antenna (10), remote controller and be located preceding automobile body (1) locomotive radar (11), preceding automobile body (1) with be connected with between back automobile body (2) steering cylinder (12), back automobile body (2) including packing box (13), detachable in electron steering column (14) and cargo seat (15) of packing box (13).

2. The intelligent multi-functional articulated electric tractor of claim 1 wherein: the front car body (1) is hinged with the rear car body (2) through a pin shaft (16), and a cotter pin is arranged at the end part of the pin shaft (16) to form locking.

3. The intelligent multi-functional articulated electric tractor of claim 1 wherein: the front vehicle body (1) is provided with a power plug.

4. The intelligent multi-functional articulated electric tractor of claim 1 wherein: the cargo box (13) is internally fixed with a lower sliding rail (17), the bottom of the cargo chair (15) is fixedly provided with an upper sliding rail (18) which is arranged on the lower sliding rail (17) in a sliding mode, and a locking mechanism (19) for locking the upper sliding rail (18) on the lower sliding rail (17) is arranged in the cargo box (13).

5. The intelligent multi-functional articulated electric tractor of claim 4 wherein: the locking mechanism (19) comprises a fixed seat (191), a lock rod (192) which slides in the fixed seat (191) and penetrates through the lower sliding rail (17) and the upper sliding rail (18) and a limiting block (193) which is fixed on the lock rod (192) and extends out of one end of the fixed seat (191), a fixed block (194) is fixed on the lock rod (192), and a pressure spring (195) which is fixed between the fixed block (194) and the fixed seat (191) is sleeved outside the lock rod (192).

6. The intelligent multi-functional articulated electric tractor of claim 5 wherein: the lower slide rail (17) is provided with a first jack (20) for the lock rod (192) to pass through, and the upper slide rail (18) is provided with a plurality of second jacks corresponding to the first jack (20).