CN204259373U - A kind of hilly and mountainous land single wheel multifunctional small farm machine - Google Patents

Abstract

The utility model discloses a single-wheel multifunctional small-scale agricultural machinery in hilly and mountainous areas. and so on. The engine is installed at the front position above the frame, connected with the belt of the transmission device, and the power is transmitted to the traveling mechanism through the gear to drive the rotation of the single wheel; the cargo box and the frame are hinged with pins, and are installed directly above the frame and at the rear The position is used for cargo transportation; the rotary tiller is connected with the transmission device through the chain, and the power is transmitted to the shaft of the rotary tiller to drive the tiller to cultivate; the ditch fertilization and seeding device is hinged to the bottom of the frame with bolts, and the seed row and fertilizer shaft Driven by a single wheel through a flexible shaft, it is used for ditching, fertilizing, sowing and suppression. The machine can realize transportation, rotary tillage, seeding, fertilization and other functions by selecting different supporting devices, and is suitable for farming operations in hilly and mountainous areas. It has the characteristics of low price, simple operation, flexible maneuverability, and multi-purpose of one machine.

Description

A single-wheel multi-functional small agricultural machinery in hilly and mountainous areas

technical field

The utility model belongs to the technical field of agricultural machinery, in particular to a single-wheel multifunctional agricultural machinery.

Background technique

The area of mountainous areas in my country accounts for about 69% of the total land area of the country, the area of cultivated land accounts for about 2/5 of the total area of cultivated land in the country, and the grain output accounts for 1/5-1/3 of the total grain output of the country. Therefore, grain production on sloping farmland in mountainous areas plays an important role in my country's grain security. However, the fields in mountainous and hilly areas are scattered and the roads are steep and narrow. Traditional agriculture is mostly done by human and animal power, and the level of machinery is not high. The existing simple agricultural machinery such as micro-tillers and small walking tractors can hardly meet the needs of agricultural production, so that the agricultural production materials and agricultural products are mainly carried by people on their shoulders, and most of the farming and sowing operations in the field are carried out by human and animal power, and the labor intensity is high. , The production efficiency is low, which seriously restricts the development of local agricultural production.

For this reason, in combination with China's national conditions and based on the characteristics of hilly and mountainous areas, it is urgent to develop a small-scale multi-functional agricultural machine tool suitable for agricultural production in this area, so that it has high efficiency and driving stability, and is easy to operate, low in price, and easy to use. Multi-purpose machine features. Solve the contradiction between multi-function and miniaturization, light simplification, and low cost, so as to improve the shortage of agricultural machinery in mountainous areas.

Utility model content

The utility model provides a single-wheel multifunctional small-scale agricultural machinery in hilly and mountainous areas, aiming at solving the current shortage of agricultural machinery in mountainous and hilly areas and the current situation that the existing machinery prices are too high. Realize the operation functions such as transportation, rotary tillage, sowing and fertilization, and realize one machine with multiple functions.

The purpose of the utility model is to provide a single-wheel multifunctional small-scale agricultural machinery in hilly and mountainous areas. The single-wheel multifunctional agricultural machinery includes an engine, a frame, a transmission device, a control device, a traveling mechanism and device, ditching fertilization and seeding device, etc.;

The engine is installed at the front position above the frame, and is connected with the transmission belt, and the transmission is installed at the front of the frame, and is connected with the gear of the traveling mechanism;

The cargo box is hinged to the pin shaft of the frame, and is installed at the rear position directly above the frame for cargo transportation;

The rotary cultivating device is installed at the position directly below the frame and is connected to the transmission device through a chain, and transmits power to the rotary tiller shaft to drive the rotary tiller for farming;

The ditching, fertilizing and seeding device is hinged to the bottom of the frame with bolts, and the seeding and fertilizing shaft is driven by a single wheel through a flexible shaft, and is used for ditching, fertilizing, sowing and suppression.

The transmission device includes: a small pulley, a large pulley, a transmission box, and a cardan shaft;

The transmission box includes: a first transmission shaft, a second transmission shaft, a third transmission shaft, a sprocket, a first driving gear, a first driven gear, a second driving gear, and a second driven gear;

The output shaft of the engine is equipped with the small pulley, the small pulley is connected with the large pulley through a v-belt, and the large pulley is installed at one end of the first transmission shaft, so The sprocket and the first driving gear are installed in the middle of the first transmission shaft, the first driving gear is in transmission connection with the first driven gear, and the first driven gear is installed on the second transmission On the shaft, the second driving gear is also installed on the second transmission shaft, the second driving gear is in transmission connection with the second driven gear, and the second driven gear is installed on the third In the middle of the transmission shaft, one end of the third transmission shaft is in transmission connection with the cardan shaft.

The walking mechanism includes: a driving wheel, a universal wheel, a driving wheel bracket, a universal wheel bracket, and a universal wheel telescopic rod;

The drive wheel is connected to one end of the cardan shaft in transmission, and the power is transmitted to the drive wheel; the drive wheel is installed at the front and bottom of the front part of the frame, and the drive wheel bracket is welded to the frame The bottom of the front part; the universal wheel is installed on the universal wheel telescopic rod, connected on both sides of the rear of the frame, connected with the universal wheel bracket through a straight pin, and the universal wheel telescopic rod A plurality of through holes with equal distances and equal diameters are drilled to adjust the height of the universal wheel.

The control device includes: a control handle, a flexible steel wire shaft, a friction clutch assembly, a friction brake assembly, a power separation and braking linkage mechanism, a start switch, and a handrail;

The armrest is installed above the rear of the frame; the friction clutch assembly is installed on the first transmission shaft of the transmission device, and the friction brake assembly is installed on the driving wheel; the brake A dynamic control handle and a start switch are installed on the armrest. Since the driving wheel is a single wheel, the universal wheels are installed on both sides of the rear of the frame, and the left and right steering of the car body can be controlled by controlling the left and right swing of the armrest; the control handle is simultaneously linked through the steel wire rope Control the friction clutch assembly and friction brake assembly, thereby controlling the starting of the engine and the braking of the driving wheel, so that when the friction clutch is in the disengaged state, the brake is in the braking state, thereby achieving power separation and braking linkage effect.

The rotary tillage device includes: a sprocket, a rotary tiller shaft, a rotary tiller, and a rotary cover;

The rotary tiller is located directly under the frame, and is directly connected with the transmission box in the transmission device through bolts, and the power is transmitted to the rotary tiller shaft through the sprocket and the double-row sleeve roller chain.

The ditching fertilization and seeding device includes: a fertilizer box, a seed box, a combined ditching fertilization and seeding shovel, a reinforcing rod, a flexible shaft, a hole wheel, a sprocket, and a hose;

The combined ditching, fertilizing and seeding shovel includes: a shovel tip, a shovel handle, and a V-shaped soil-covering pressing wheel;

The ditching fertilization and seeding device is installed directly below the frame, the seed box and the fertilizer box are located above the frame, one end of the flexible shaft is connected to the drive wheel, and the other end of the flexible shaft is One end is in transmission connection with the described hole wheel, the sprocket is coaxial with the hole wheel, the sprocket is connected with the sprocket through a double-row sleeve roller chain, and the sprocket is connected with the sprocket The hole wheel is coaxial. One end of the fertilizer delivery pipe and the seed delivery pipe is respectively installed at the bottom of the fertilizer box and the seed box, and the other end of the fertilizer delivery pipe and the seed delivery tube extends to the combined ditching fertilization and seeding shovel , the V-shaped soil covering and pressing wheel is installed on the shovel handle, one end of the reinforcing rod is connected to the back of the transmission box, the other end of the reinforcing rod is connected to the ditching fertilization and seeding device, the universal The wheel now acts as a depth-limiting profiling wheel.

When only the cargo box is installed on the machine body, the machine tool only realizes the transportation function; when the rotary tillage device is installed on the machine body, the machine tool realizes the rotary tillage function; Function. Therefore, the body realizes functions such as transportation, rotary tillage, sowing, and fertilization by selecting different supporting devices, that is, one machine with multiple functions.

The utility model provides a single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, which is composed of an engine, a frame, a transmission device, a container, a control device, a walking mechanism, a rotary tillage device, a ditching fertilization and seeding device and the like. The transmission device is connected with the engine, the traveling mechanism and the transmission device are connected with the control device, and the traveling mechanism and the rotary tiller are connected with the transmission device. The engine is installed at the front position above the frame, the transmission device is installed at the front of the frame, and the running mechanism is connected to the bottom of the frame; the cargo box is at the rear position directly above the frame; the rotary tillage device is connected with the transmission box; ditching and fertilization The sowing device is installed behind the frame. The single-wheel multi-functional small agricultural machinery in hilly and mountainous areas can realize the functions of transportation, rotary tillage, seeding, fertilization, etc. by selecting different supporting devices, and is suitable for farming operations in hilly and mountainous areas. It has the characteristics of low price, simple operation and multi-purpose of one machine.

Description of drawings

Fig. 1 is the front view when the single-wheel multi-functional small-scale agricultural machinery in the hilly and mountainous areas provided by the embodiment of the utility model realizes the transportation function;

Fig. 2 is a top view of the transmission box provided by the embodiment of the utility model

Fig. 3 is a front view of the single-wheel multifunctional small-scale agricultural machinery provided by the embodiment of the present invention when the rotary tillage function is realized;

Fig. 4 is a front view of the single-wheel multifunctional small-scale agricultural machinery provided by the embodiment of the utility model when it realizes the function of sowing and fertilizing;

Among the figure: 1, frame; 2, transmission device; 201, small pulley; 202, large pulley; 203, transmission box; 2031, first transmission shaft; 2032, second transmission shaft; 2033, third transmission shaft ; 2034, sprocket; 2035, the first driving gear; 2036, the first driven gear; 2037, the second driving gear; 2038, the second driven gear; 204, cardan shaft; 3, engine; 4, cargo box ;5. Control device; 501. Handrail; 502. Control handle; 503. Flexible wire shaft; 504. Friction clutch assembly; 505. Friction brake assembly; 506. Power separation and braking linkage mechanism; 6. Travel mechanism; 601, driving wheel; 602, driving wheel bracket; 603, universal wheel bracket; 604, universal wheel telescopic rod; 605, universal wheel; 7, rotary tillage device; 701, large sprocket wheel; 702, sprocket wheel; 703 , rotary tiller shaft; 704, sprocket wheel; 705, rotary tiller shaft; 706, rotary tiller; 707, rotary tiller cover; 8, ditching fertilization and seeding device; 801, fertilizer box; 802, type hole wheel one; 803, sprocket one; 804, seed box; 805, sprocket two; 806, hole wheel two; 807, flexible shaft; 808, combined ditching, fertilizing and seeding shovel; 8081, plow; 8082, V-shaped soil-covering suppression wheel; 809. Reinforcing rod; 810. Fertilizer delivery tube; 811. Seed delivery tube;

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Fig. 1, Fig. 2, Fig. 3 and Fig. 4 show the structure of the single-wheel multifunctional agricultural implement provided by the embodiment of the present invention to realize different functions. For ease of description, only the parts relevant to the present utility model are shown.

The single-wheel multifunctional agricultural machinery includes: a frame 1, a transmission device 2, an engine 3, a container 4, a control device 5, a traveling mechanism 6, a rotary tillage device 7, and a ditching, fertilizing and seeding device 8;

The traveling mechanism 6 and the rotary tiller 7 are connected to the transmission device 2, the transmission device 2 is connected to the engine 3, and the traveling mechanism 6 and the transmission device 2 are connected to the control device 5;

The engine 3 is installed on the front of the frame 1, the transmission device 2 is installed on the front of the frame 1, the control device 5 is on the frame 1, the cargo box 4 is at the rear position directly above the frame 1, and the rotary tiller 7 is installed Behind the transmission box 203, the ditching, fertilizing and seeding device 8 is installed behind the frame 1, and the frame 1 bottom is connected with a running gear 6.

As shown in Figure 1, in the utility model embodiment, transmission device 2 comprises: small pulley 201, large pulley 202, transmission box 203, cardan shaft 204;

The transmission box 203 includes: a first transmission shaft 2031, a second transmission shaft 2032, a third transmission shaft 2033, a sprocket wheel 2034, a first driving gear 2035, a first driven gear 2036, a second driving gear 2037, a second slave gear Moving gear 2038;

A small pulley 201 is installed on the output shaft of the engine 3, and the small pulley 201 is connected to the large pulley (friction clutch assembly) 202 through a V-shaped belt, and the large pulley (friction clutch assembly) 202 is installed on the first transmission One end of the shaft 2031, the middle of the first transmission shaft 2031 is equipped with a sprocket 2034 and a first driving gear 2035, the first driving gear 2035 is connected with the first driven gear 2036, and the first driven gear 2036 is installed on the second transmission On the shaft 2032, a second driving gear 2037 is also installed on the second transmission shaft 2032, the second driving gear 2037 is in transmission connection with the second driven gear 2038, and the second driven gear 2038 is installed in the middle of the third transmission shaft 2033. One end of the three transmission shafts 2033 is connected to the cardan shaft 204 in transmission.

In the embodiment of the utility model, the running mechanism 6 includes: a driving wheel 601, a driving wheel bracket 602, a universal wheel bracket 603, a universal wheel telescopic rod 604, and a universal wheel 605;

The driving wheel 601 is connected to the transmission of one end of the cardan shaft 204, so that the power of the engine 3 is transmitted to the driving wheel 601. The driving wheel 601 is installed on the driving wheel bracket 602, and the driving wheel bracket 602 is welded under the front of the frame 1. The wheel 605 is installed on the universal wheel telescopic rod 604, the universal wheel telescopic rod 604 is connected with the universal wheel support 603 by a straight pin, and the universal wheel telescopic rod 604 is drilled with three through holes of equal distance and equal diameter for The height of the universal wheel 605 is adjusted, and the universal wheel bracket 603 is welded under the frame 1 rear portion.

In the embodiment of the utility model, the control device 5 includes: a handrail 501, a control handle 502, a flexible steel wire shaft 503, a friction clutch assembly 504, a friction brake assembly 505, a power separation and braking linkage mechanism 506, and a start switch;

The control handle 502 is installed on the handrail 501, the handrail 501 is installed on the rear of the frame 1, the friction clutch assembly 504 is installed on the first transmission shaft 2031, the friction brake assembly 505 is connected with the driving wheel 601, and the driving wheel 601 is a single wheel. Universal wheels 605 are installed on both sides of the rear of the frame, and the left and right steering of the car body can be controlled by controlling the left and right swings of the control armrest 501; Thereby controlling the starting and braking of the vehicle body, so that the friction brake assembly 505 is in the braking state when the friction clutch assembly 504 is in the disengaged state, thereby achieving the effect of power separation and braking linkage.

In the embodiment of the utility model, the container is installed at the rear position above the frame, and can be loaded with transported goods.

As shown in Figure 2, in this utility model embodiment, the rotary tiller 7 includes: a large sprocket 701, a sprocket 702, a rotary blade shaft 703, a rotary blade 706, a rotary cover 707, and a sprocket 704;

The rotary tiller 7 is located directly below the frame 1 and is directly connected to the transmission box 203 in the transmission device 2 by bolts. The sprocket 2034 is connected to the large sprocket 701 through a double-row sleeve roller chain. The large sprocket 701 is connected to the chain The wheels 702 are all installed on the rotary tiller shaft 703, and the sprocket 702 is connected with the transmission of the sprocket 704 through a double-row sleeve roller chain, and the sprocket 704 is installed on one end of the rotary tiller shaft 703.

As shown in Figure 3, in the embodiment of the present utility model, the ditching fertilization and seeding device 8 includes: fertilizer box 801, hole wheel one 802, sprocket wheel one 803, seed box 804, sprocket wheel two 805, hole wheel two 806, flexible shaft 807, combined ditching fertilization and seeding shovel 808, reinforcing rod 809, fertilizer delivery pipe 810, seed delivery pipe 811;

Combined ditching, fertilizing and seeding shovel 808 includes: shovel tip 8081, V-shaped soil covering and pressing wheel 8082, shovel handle 8083;

The ditching fertilization and seeding device 8 is installed below the frame 1, the seed box 804 and the fertilizer box 805 are located above the frame 1, one end of the flexible shaft 807 is in transmission connection with the drive wheel 601, and the other end of the flexible shaft 807 is in transmission connection with the hole wheel 1 802 , sprocket one 803 is coaxial with type hole wheel one 802, sprocket one 803 is connected with sprocket two 805 transmissions through double row sleeve roller chain, sprocket two 805 is coaxial with type hole wheel two 806. Fertilizer pipe 810 and one end of seed pipe 811 are respectively installed at the bottom of fertilizer box 801 and seed box 804, and the other ends of fertilizer pipe 810 and seed pipe 811 extend to combined ditching fertilization and seeding shovel 808. V-shaped soil-covering pressing wheel 8082 Installed on the shovel handle 8083, one end of the reinforcing rod 809 is connected to the transmission box 203 back, and the other end of the reinforcing rod 809 is connected on the ditching fertilization and seeding device 8, and the universal wheel 605 plays the effect of the depth-limiting profiling wheel at this moment.

As shown in Fig. 1, Fig. 3 and Fig. 4, in the utility model embodiment, when only container 4 is installed on the machine body, this implement realizes transportation function; Plowing function; when ditching and fertilizing seeding device 8 is installed on the body, this implement realizes the function of sowing and fertilizing. That is, through the selection of different supporting devices to realize the functions of transportation, rotary tillage, sowing, fertilization, etc., and realize the characteristics of one machine with multiple functions.

The application principle of the present utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the single-wheel multifunctional agricultural machinery includes a frame 1, a transmission device 2, an engine 3, a container 4, a control device 5, a traveling mechanism 6, and a rotary tiller 7 8. Ditching fertilization and seeding device 8. The engine 3 and the transmission device 2 are installed on the front of the frame 1, the cargo box 4, the rotary tillage device 7 and the ditching, fertilizing and seeding device 8 are installed on the middle and rear part of the frame 1, and the control device 5 is distributed on the frame 1 superior. The engine 3 is connected with the small pulley 201, and the power is transmitted to the first drive gear 2035 and the sprocket 2034 coaxial with the large pulley (friction clutch assembly) 202 through a belt transmission.

When only cargo box 4 is installed on the body, power is transmitted to the third drive shaft 2033 by two pairs of gear transmissions of the first driving gear 2035, the first driven gear 2036, the second driving gear 2037 and the second driven gear 2038, Then it is transmitted to the cardan shaft 204 coaxial with it, and finally transmitted to the driving wheel 601, which drives the driving wheel 601 to rotate, and the body moves forward;

When the rotary tiller 7 is installed on the body, a part of the power of the engine 3 is transmitted to the first driving gear 2035 and then to the drive wheel 601, while the other part of the power passes through the sprocket 2034, the large sprocket 701, the sprocket 702, and the sprocket 704. The chain drive is transmitted to the rotary tiller shaft 703, thereby realizing the rotary tillage operation through the rotary tiller 706;

When ditching, fertilizing and seeding device 8 is installed on the body, the power is transmitted to the third drive shaft through the first driving gear 2035, the first driven gear 2036, the second driving gear 2037, and the second driven gear 2038. 2033, then passed to the cardan shaft 204 coaxial with it, and finally passed to the driving wheel 601, driving the driving wheel 601 to rotate, the implement advances to drive the ditching, fertilizing and seeding device 8, and the driving wheel 601 transmits power to the type through the flexible shaft 807 Hole wheel one 802, type hole wheel one 802 is passed power to type hole wheel two 806 by sprocket wheel one 803 and sprocket wheel two 805 pair of chain transmission again. Hole wheel 1 802 and wheel 2 806 respectively control the falling speed of fertilizer and seeds, and the falling fertilizer and seeds fall into the groove opened by combined ditching fertilization and seeding shovel 808 through fertilizer delivery pipe 810 and seed delivery pipe 811 respectively , and then buried by V-shaped earth-covering and pressing wheel 8082. The depth of ditching of combined ditching fertilization and seeding shovel 808 is controlled by the universal wheel 605 that plays the role of depth-limiting profiling wheel. Thereby realizing the functions of ditching, fertilizing, sowing and suppression.

Before the implement is started, the control handle 502 is pulled to separate the friction clutch assembly 504, and the friction brake assembly 505 brakes. After the engine 3 is started, the control handle 502 is slowly released. 505 loose. Therefore, by controlling the control handle 502, the friction clutch assembly 504 and the friction brake assembly 505 can be controlled at the same time, so as to achieve the effect of power separation and brake linkage. The operation is simplified under the premise of ensuring safety.

The hilly and mountainous single-wheel multifunctional small agricultural implement provided by the embodiment of the utility model consists of a frame 1, a transmission device 2, an engine 3, a cargo box 4, a control device 5, a walking mechanism 6, a rotary tillage device 7, ditching, fertilizing and sowing Device 8, medicine spraying device 9 etc. constitute. The traveling mechanism 6 and the rotary tiller 7 are connected with the transmission device 2 , the transmission device 2 is connected with the engine 3 , and the traveling mechanism 6 and the transmission device 2 are connected with the control device 5 . The transmission device 2 is installed on the front of the frame 1, the engine 3 is installed on the front of the frame 1, the control device 5 is distributed on the frame 1, the cargo box 4 is on the rear of the frame 1, and the rotary tiller 7 and The transmission box 203 is matched and connected, the ditching fertilization and seeding device 8 is installed behind the frame 1, and the traveling mechanism 6 is connected with the frame 1. The single-wheel multifunctional agricultural machinery implements operation functions such as transportation, rotary tillage, sowing and fertilization by matching different implements, and realizes one machine with multiple functions. The power separation and brake linkage mechanism is used to simplify the control method, and the single-wheel drive method simplifies the body structure, improves passability, reduces production and use costs, has strong practicability, and has strong promotion and application value.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (6)

1. A single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, characterized in that the machine includes an engine, a frame, a transmission device, a control device, a traveling mechanism and a detachable container, a rotary tiller, ditching, fertilizing and sowing device, etc.; The engine is installed at the front position above the frame, and is connected with the transmission belt, and the transmission is installed at the front of the frame, and is connected with the gear of the traveling mechanism; The cargo box is hinged with the pin shaft of the frame, and is installed at the rear position directly above the frame; The rotary cultivating device is installed at the position directly below the frame and is connected to the transmission device through a chain, and transmits power to the rotary tiller shaft to drive the rotary tiller for farming; The ditching, fertilizing and seeding device is hinged to the bottom of the frame with bolts, and the seeding and fertilizing shaft is driven by a single wheel through a flexible shaft, and is used for ditching, fertilizing, sowing and suppression. 2. A single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, characterized in that the transmission device includes: a small pulley, a large pulley, a transmission box, and a cardan shaft; The transmission box includes: a first transmission shaft, a second transmission shaft, a third transmission shaft, a sprocket, a first driving gear, a first driven gear, a second driving gear, and a second driven gear; The output shaft of the engine is equipped with the small pulley, the small pulley is connected with the large pulley through a v-belt, and the large pulley is installed at one end of the first transmission shaft, so The sprocket and the first driving gear are installed in the middle of the first transmission shaft, the first driving gear is in transmission connection with the first driven gear, and the first driven gear is installed on the second transmission shaft. On the shaft, the second driving gear is also installed on the second transmission shaft, the second driving gear is connected with the second driven gear, and the second driven gear is installed on the third In the middle of the transmission shaft, one end of the third transmission shaft is in transmission connection with the cardan shaft. 3. A single-wheel multi-functional small-scale agricultural implement in hilly and mountainous areas, characterized in that the traveling mechanism includes: a driving wheel, a universal wheel, a driving wheel bracket, a universal wheel bracket, and a universal wheel telescopic rod; The driving wheel is installed at the front and lower part of the front of the frame, the universal wheel is installed on both sides of the rear of the frame, the driving wheel is connected with the transmission device through a cardan shaft, and the driving wheel The support, the universal wheel bracket, and the universal wheel telescopic rod are connected with the frame. 4. A single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, characterized in that the control device includes: a control handle, a flexible steel wire shaft, a friction clutch assembly, a friction brake assembly, a power separation and braking linkage mechanism, a starting switch, armrest; The armrest is installed above the rear part of the frame; the friction clutch assembly is installed on the first shaft of the transmission device, and the friction brake is installed on the driving wheel; the braking control handle 1. The start switch is installed on the armrest; the driving wheel is a single wheel, and the universal wheel is installed on both sides of the rear of the frame, and the left and right steering of the car body can be controlled by controlling the left and right swing of the armrest; The control handle simultaneously controls the friction clutch assembly and the friction brake assembly through the wire rope, so as to control the starting of the engine and the braking of the driving wheel, so that the brake is in braking when the friction clutch is in the disengaged state. state, so as to achieve the effect of power separation and braking linkage. 5. A single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, characterized in that the rotary tiller includes: a sprocket, a rotary tiller shaft, a rotary tiller, and a rotary tiller cover; The rotary cultivating device is located directly below the frame, and is directly connected with the transmission box in the transmission device by bolts, and the power is transmitted to the rotary tiller shaft through the sprocket wheel and the double-row sleeve roller chain. 6. A single-wheel multifunctional small-scale agricultural implement in hilly and mountainous areas, characterized in that the ditching fertilization and seeding device comprises: a fertilizer box, a seed box, a combined ditching fertilization and seeding shovel, a reinforcing rod, a flexible shaft, a hole wheel, sprockets, hoses; The combined ditching, fertilizing and seeding shovel includes: a shovel tip, a shovel handle, and a V-shaped soil-covering pressing wheel; The ditching fertilization and seeding device is installed directly below the frame, the seed box and the fertilizer box are located above the frame, one end of the flexible shaft is connected to the drive wheel, and the other end of the flexible shaft is One end is in transmission connection with the described hole wheel, the sprocket is coaxial with the hole wheel, the sprocket is connected with the sprocket through a double-row sleeve roller chain, and the sprocket is connected with the sprocket Hole wheel coaxial; One end of the fertilizer delivery pipe and the seed delivery pipe is respectively installed at the bottom of the fertilizer box and the seed box, and the other end of the fertilizer delivery pipe and the seed delivery tube extends to the combined ditching fertilization and seeding shovel , the V-shaped soil covering and pressing wheel is installed on the shovel handle, one end of the reinforcing rod is connected to the back of the transmission box, the other end of the reinforcing rod is connected to the ditching fertilization and seeding device, the universal The wheel now acts as a depth-limiting profiling wheel.