Electric vehicle frame capable of being connected with various farm tools

Abstract

The utility model relates to the technical field of agricultural mechanical equipment, in particular to an electric vehicle frame capable of being connected with various agricultural tools, which comprises an electric driving steering front axle, the electric driving steering front axle is connected with a steering wheel through a steering pull rod, and two ends of the electric driving steering front axle are rotatably connected with wheels. The upper end of the electric driving steering front axle is connected with a driving position through a supporting frame, a connecting assembly is arranged in the middle of the rear side face of the supporting frame, battery bins fixedly connected with the supporting frame are arranged on the two sides of the driving position, and the rear side faces of the battery bins are connected with telescopic frames. An instrument desk provided with a steering wheel is arranged at the upper end of the supporting plate. By arranging the electric drive steering front axle, the storage battery, the electric control device and the like, electric drive can be achieved, and the electric vehicle is economical and environmentally friendly; and secondly, an operator sits on the driving position to easily operate and operate, various agricultural implements can be hung on the frame, and the production efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery equipment technical field, concretely is a kind of electric vehicle frame of connecting multiple farm tools. BACKGROUND

[0002] At present, different planting tillage procedures in agricultural production have corresponding agricultural equipment. Rotavator is used when plowing, mulch laying machine is needed when laying mulch, seeding machine or hill-drop machine is used when planting seeds, and spraying machine is used when spraying, but these devices need to be connected to traction equipment to be used.

[0003] Through retrieval, the small-sized hand-held agricultural machinery with publication number CN203301964U includes head part located at front end and tail part located at rear end, wherein head part is provided with oil storage tank, internal combustion engine and power system, hand-held steering and control mechanism, and speed change mechanism and drive mechanism. Drive mechanism is provided with front and rear two parts, front drive device is located at head part, rear drive device is located at tail part, speed change mechanism located at head part is connected with front and rear drive devices through output shaft respectively. Head part and tail part are connected through hinge body steering connection mechanism, and agricultural implement mounting device is further arranged at the rear part of head part or tail part.

[0004] Although rear part of the above-mentioned small-sized hand-held agricultural machinery can be hung on multiple agricultural implements, it has the following disadvantages: 1. power source is internal combustion engine, which is not environmentally friendly and economical; 2. operator needs to follow and hold handlebar all the time when using, which is easy to make operator tired and reduce efficiency after long time work; 3. the type of mounted agricultural implement is limited. CONTENT OF UTILITY MODEL

[0005] The utility model discloses, aim at solving the problems that the existing small-sized hand-held agricultural machinery mentioned in background art has power source as internal combustion engine, which is not environmentally friendly and economical; operator needs to follow and hold handlebar all the time when using, which is easy to make operator tired and reduce efficiency after long time work; the type of mounted agricultural implement is limited.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides an electric vehicle frame of connecting various farm implements, including electric drive steering front axle, the electric drive steering front axle is connected with steering wheel through steering drag link, both ends of electric drive steering front axle are rotatably connected with wheel, the upper end of electric drive steering front axle is connected with driving position through support frame, the rear side of support frame is provided with connecting assembly, the both sides of driving position are provided with battery compartment fixedly connected with support frame, the rear side of battery compartment is connected with telescopic frame, the battery compartment is installed with battery, the lower end of support frame is connected with support plate, the upper end of support plate is provided with instrument desk of installing steering wheel,

[0008] Specifically, the connecting assembly includes a fixed rod a fixedly connected with the rear side of the support frame, a fixed rod b provided behind the fixed rod a, the fixed rod a and the fixed rod b are connected by two connecting rods, the fixed rod b is hingedly connected with two adjusting rods by a bolt, an oil cylinder a is hingedly connected above the two adjusting rods and on the rear side of the support frame by a fixed ear;

[0009] Specifically, the telescopic frame includes a fixed tube fixedly connected with the rear side of the battery compartment, a movable tube slidingly connected in the fixed tube, a rear wheel frame installed at the end of the movable tube away from the fixed tube, a rear wheel rotatably connected at the lower end of the rear wheel frame, an installation plate fixedly connected with the same side of the fixed tube and the movable tube, an oil cylinder b installed between the installation plates, and an installation assembly for installing a pesticide spraying machine connected with the upper side of the fixed tube and the rear wheel frame.

[0010] Further, the installation assembly includes a fixed block fixedly connected with the upper surface of the fixed tube, a movable block fixedly connected with the upper end of the rear wheel frame, a guide rail fixedly connected with the fixed block, a limiting sliding slot slidingly connected with the guide rail and formed in the movable block, and two clamps provided on the upper surface of the guide rail.

[0011] Further, the clamp includes a fixed clamp plate fixedly connected with the upper surface of the guide rail, an adjusting block provided on one side of the fixed clamp plate and on the upper surface of the guide rail, a sliding block slidingly connected with the adjusting block, an adjusting rod rotatably connected with one end of the adjusting block, a sliding block slidingly connected with one end of the adjusting rod, a fastening nut fixedly connected with the other end of the adjusting rod, and a movable clamp plate fixedly connected with the end of the sliding block close to the fixed clamp plate.

[0012] Further, a sliding slot adapted to the sliding block is formed in the adjusting block, an external thread is provided on the adjusting rod, and an internal thread hole adapted to the external thread of the adjusting rod is formed in the sliding block.

[0013] Further, an electric oil pump is installed in the support frame between the electric drive steering front axle and the driving position.

[0014] Further, the instrument desk is installed with an electric control device, the instrument desk lower end and the support plate are installed with brake pedal and speed control pedal.

[0015] Further, the electric control device is electrically connected with a storage battery, an electric oil pump and a driving motor of the electrically driven steering front axle.

[0016] Further, the electric oil pump is connected with oil cylinder a and oil cylinder b through oil pipes.

[0017] As can be seen from the above, the electric vehicle frame capable of connecting various agricultural implements provided by the utility model has the following improvements and advantages compared with the prior art:

[0018] 1. The electrically driven steering front axle, the storage battery and the electric control device are arranged, so that electric power driving can be realized, and the utility model is economical and environment-friendly.

[0019] 2. The operator can control the operation by controlling the steering wheel while sitting on the driving position, and the operator is more relaxed, and the production efficiency is greatly improved compared with the existing hand-held agricultural machine.

[0020] 3. The utility model can be connected with a film laying machine, a fertilizer applicator, a seeding machine and a pesticide spraying machine, and the use range is wider. DRAWINGS

[0021] Figure 1 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements Figure One .

[0022] Figure 2 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements Figure Two .

[0023] Figure 3 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements.

[0024] Figure 4 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements.

[0025] Figure 5 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements.

[0026] Figure 6 The utility model provides a kind of electric vehicle frame capable of connecting various agricultural implements.

[0027] Figure 7The utility model provides a kind of mounting assembly structural schematic diagram of electric vehicle frame of multiple agricultural implements can be connected.

[0028] Figure 8 The utility model provides Figure 7 The enlarged structural schematic diagram of place A.

[0029] Figure 9 The utility model provides a kind of battery compartment of electric vehicle frame of multiple agricultural implements can be connected of the electric vehicle frame of multiple agricultural implements can be connected.

[0030] In the figure: 1, electric drive steering front axle;2, steering wheel;3, wheel;4, support frame;5, driving position;6, connecting assembly;601, fixed rod a;602, fixed rod b;603, connecting rod;604, adjusting pull rod;605, fixed lug;606, oil cylinder a;607, bolt;7, battery compartment;8, telescopic frame;801, fixed tube;802, movable tube;803, rear wheel frame;804, rear wheel;805, oil cylinder b;806, mounting assembly;806a, fixed block;806b, movable block;806c, guide rail;806d, limit sliding slot;806e, clamp;806e1, fixed clamping plate;806e2, adjusting block;806e3, sliding block;806e4, adjusting rod;806e5, fastening nut;806e6, movable clamping plate;9, battery;10, support plate;11, instrument desk;12, electric oil pump;13, electric control device;14, brake pedal;15, speed control pedal; Specific embodiments

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0032] Referring to Figures 1 to 9 An electric vehicle frame capable of connecting multiple agricultural implements, comprising an electric drive steering front axle 1, the electric drive steering front axle 1 is connected with a steering wheel 2 through a steering pull rod, both ends of the electric drive steering front axle 1 are rotatably connected with wheels 3, the upper end of the electric drive steering front axle 1 is connected with a driving position 5 through a support frame 4, the middle of the rear side of the support frame 4 is provided with a connecting assembly 6, the driving position 5 is provided with a battery compartment 7 fixedly connected with the support frame 4 on both sides, the rear side of the battery compartment 7 is connected with a telescopic frame 8, the battery compartment 7 is provided with a battery 9, the lower end of the support frame 4 is connected with a support plate 10, the upper end of the support plate 10 is provided with an instrument desk 11 provided with the steering wheel 2;

[0033] The connecting assembly 6 comprises a fixed rod a601 fixedly connected with the rear side of the support frame 4, a fixed rod b602 arranged behind the fixed rod a601, two connecting rods 603 connected between the fixed rod a601 and the fixed rod b602, two adjusting pull rods 604 hingedly connected with the fixed rod b602 through a bolt 607, an oil cylinder a606 hingedly connected with the fixed rod b602 through a fixed lug 605 and located above the two adjusting pull rods 604 and at the rear side of the support frame 4.

[0034] It should be noted that the adjusting pull rod 604 can be adjusted in length, and is prior art, and the structure and principle will not be described in detail.

[0035] The telescopic frame 8 comprises a fixed tube 801 fixedly connected with the rear side of the battery compartment 7, a movable tube 802 slidingly connected in the fixed tube 801, a rear wheel frame 803 installed at the end of the movable tube 802 away from the fixed tube 801, a rear wheel 804 rotatably connected with the lower end of the rear wheel frame 803, mounting plates 807 fixedly connected with the same side of the fixed tube 801 and the movable tube 802, an oil cylinder b805 mounted between the mounting plates 807, and a mounting assembly 806 for mounting a pesticide spraying machine connected with the upper side of the fixed tube 801 and the rear wheel frame 803.

[0036] The mounting assembly 806 comprises a fixed block 806a fixedly connected with the upper surface of the fixed tube 801, a movable block 806b fixedly connected with the upper end of the rear wheel frame 803, a guide rail 806c fixedly connected with the fixed block 806a, a limiting sliding slot 806d formed in the movable block 806b and slidingly connected with the guide rail 806c, and two clamps 806e arranged on the upper surface of the guide rail 806c.

[0037] The clamp 806e comprises a fixed clamp plate 806e1 fixedly connected with the upper surface of the guide rail 806c, an adjusting block 806e2 arranged on one side of the fixed clamp plate 806e1 and on the upper surface of the guide rail 806c, a sliding block 806e3 slidingly connected with the adjusting block 806e2, an adjusting rod 806e4 rotatably connected with one end of the adjusting block 806e2, the sliding block 806e3 slidingly connected with one end of the adjusting rod 806e4, a fastening nut 806e5 fixedly connected with the other end of the adjusting rod 806e4, and a movable clamp plate 806e6 fixedly connected with one end of the sliding block 806e3 close to the fixed clamp plate 806e1.

[0038] The adjusting block 806e2 is provided with a sliding slot 806e7 matched with the sliding block 806e3, the adjusting rod 806e4 is provided with an external thread, and the sliding block 806e3 is provided with an internal thread hole matched with the external thread of the adjusting rod 806e4.

[0039] The electrically driven front steering axle 1 and the driver's seat 5 are arranged between the electrically driven front steering axle 1 and the driver's seat 5 and are provided with an electric oil pump 12 mounted in the support frame 4.

[0040] Wherein, the instrument desk 11 is installed with the electric control device 13, the instrument desk 11 lower end and the support plate 10 are installed with the brake pedal 14 and the speed control pedal 15.

[0041] Wherein, the electric control device 13 is electrically connected with the battery 9, the electric oil pump 12 and the drive motor of the electric drive steering front axle 1.

[0042] Wherein, the electric oil pump 12 is connected with the oil cylinder a 606 and the oil cylinder b 805 through the oil pipe.

[0043] Working principle: before work, one or more agricultural implements in the film laying machine, the hole planter and other machines can be connected through the two adjusting pull rods 604 and the oil cylinder a 606 of the connecting assembly 6, after connecting, the connected agricultural implements can be lifted by the oil cylinder a 606 before entering the field, and after entering the field, the connected agricultural implements can be placed on the ground by the oil cylinder a 606, and then the battery 9 is controlled by the electric control device 13 to supply power to the drive motor of the electric drive steering front axle 1, and then drive the wheel 3 to rotate to drive the agricultural implements connected by the connecting assembly 6 to fertilize, lay film, sow seeds, spray pesticide and so on. When turning is needed, the steering wheel 2 can be turned to drive the pull rod, and then the electric drive steering front axle 1 is controlled to drive the wheel to turn.

[0044] When the pesticide spraying machine needs to be installed, the lower end of the two supports of the pesticide spraying machine is placed in the two clamps 806e respectively, that is, each support is located between the fixed clamping plate 806e1 and the movable clamping plate 806e6, and the support is close to the inner wall of the fixed clamping plate 806e1, and then the adjusting rod 806e4 is rotated by twisting the fastening nut 806e5, the outer thread on the rotating adjusting rod 806e4 rotates in the inner thread hole of the sliding block 806e3, and then the sliding block 806e3 is pushed to slide on the adjusting block 806e2 close to the fixed clamping plate 806e1, at the same time, the sliding block 806e3 also drives the movable clamping plate 806e6 to press the support on the side of the fixed clamping plate 806e1, limiting horizontal movement, at the same time, the upper end of the fixed clamping plate 806e1 and the movable clamping plate 806e6 are provided with horizontal protrusions, which can limit the vertical movement of the support, so the installation of the pesticide spraying machine is completed. Finally, it needs to be pointed out that the surface of the field needs to be sprayed with pesticide before laying the film in spring, in order to prevent the film from being covered with weeds after laying the film, which affects the growth of crops, and the pesticide spraying machine plays a role in this process.

[0045] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the application concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A multi-attachment electric vehicle frame comprising an electrically driven steering front axle (1) connected with a steering wheel (2) through a steering drag link, characterized in that: The both ends of the electric drive steering front axle (1) are rotatably connected with wheels (3), the upper end of the electric drive steering front axle (1) is connected with a driver seat (5) through a support frame (4), the middle of the rear side of the support frame (4) is provided with a connecting assembly (6), the both sides of the driver seat (5) are provided with battery compartments (7) fixedly connected with the support frame (4), the rear side of the battery compartment (7) is connected with an extension frame (8), the battery compartment (7) is internally provided with a storage battery (9), the lower end of the support frame (4) is connected with a support plate (10), the upper end of the support plate (10) is provided with an instrument desk (11) provided with a steering wheel (2). The connecting assembly (6) comprises a fixed rod a (601) fixedly connected with the rear side of the support frame (4), a fixed rod b (602) is arranged behind the fixed rod a (601), the fixed rod a (601) and the fixed rod b (602) are connected through two connecting rods (603), two adjusting pull rods (604) are hingedly connected to the fixed rod b (602) through a bolt (607), an oil cylinder a (606) is hingedly connected above the two adjusting pull rods (604) and on the rear side of the support frame (4) through a fixed lug (605); The extension frame (8) comprises a fixed tube (801) fixedly connected with the rear side of the battery compartment (7), a movable tube (802) is slidably connected in the fixed tube (801), a rear wheel frame (803) is mounted on the end of the movable tube (802) away from the fixed tube (801), a rear wheel (804) is rotatably connected to the lower end of the rear wheel frame (803), mounting plates (807) are fixedly connected on the same side of the fixed tube (801) and the movable tube (802), an oil cylinder b (805) is mounted between the mounting plates (807), mounting assemblies (806) for mounting pesticide spraying machines are connected to the upper sides of the fixed tube (801) and the rear wheel frame (803).

2. The electrically powered cart frame of claim 1, wherein: The mounting assembly (806) comprises a fixed block (806a) fixedly connected with the upper surface of the fixed tube (801), an active block (806b) is fixedly connected to the upper end of the rear wheel frame (803), a guide rail (806c) is fixedly connected to the fixed block (806a), a limiting sliding groove (806d) is formed in the active block (806b) and slidably connected with the guide rail (806c), two clamps (806e) are arranged on the upper surface of the guide rail (806c).

3. The electrically powered cart frame of claim 2, wherein: The clamp (806e) includes a fixed clamping plate (806e1) fixedly connected to the upper surface of the guide rail (806c), one side of the fixed clamping plate (806e1) and on the upper surface of the guide rail (806c) is provided with an adjusting block (806e2), the adjusting block (806e2) is slidably connected with a sliding block (806e3), one end of the adjusting block (806e2) is rotatably connected with an adjusting rod (806e4), one end of the adjusting rod (806e4) is slidably connected with the sliding block (806e3), the other end of the adjusting rod (806e4) is fixedly connected with a fastening nut (806e5), and one end of the sliding block (806e3) close to the fixed clamping plate (806e1) is fixedly connected with a movable clamping plate (806e6).

4. The electrically powered cart frame of claim 3, wherein: A sliding groove (806e7) matched with the sliding block (806e3) is formed in the adjusting block (806e2), the adjusting rod (806e4) is provided with external threads, and the sliding block (806e3) is provided with an internal thread hole matched with the external threads of the adjusting rod (806e4).

5. The electrically motorized cart frame of claim 4, wherein: The electric oil pump (12) is arranged in the support frame (4) between the electrically driven front steering axle (1) and the driver seat (5).

6. The electrically motorized cart frame of claim 5, wherein: The instrument desk (11) is provided with an electric control device (13), and the brake pedal (14) and the speed control pedal (15) are arranged at the lower end of the instrument desk (11) and on the support plate (10).

7. The electrically motorized cart frame of claim 6, wherein: The electric control device (13) is electrically connected with the storage battery (9), the electric oil pump (12) and the driving motor of the electrically driven front steering axle (1).

8. The electrically motorized cart frame of claim 7, wherein: The electric oil pump (12) is connected with the oil cylinder a (606) and the oil cylinder b (805) through oil pipes.

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