CN114616955B

CN114616955B - Remote control high-speed precision direct seeding machine for rice

Info

Publication number: CN114616955B
Application number: CN202210135734.5A
Authority: CN
Inventors: 唐兴隆; 李英; 赵平; 庞有伦; 王虹; 佘小明; 张涛; 潘良; 代聪
Original assignee: Chongqing Academy of Agricultural Sciences
Current assignee: Chongqing Academy of Agricultural Sciences
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2023-07-11
Anticipated expiration: 2042-02-15
Also published as: CN114616955A

Abstract

The invention provides a remote-control high-speed precise direct seeding machine for rice, which relates to the technical field of agricultural machinery. Compared with the prior art, the precise seed metering device is used for distributing rice seeds according to the preset density, and then the rice seeds falling on the seedbed are directly blown out, so that the moderate density of the rice seeds on the seedbed can be accurately ensured, precise direct seeding of the rice seeds is realized, the distribution of the rice seeds is more precise, and the rice on the seedbed is better in development.

Description

Remote control high-speed precision direct seeding machine for rice

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a remote control high-speed precise direct seeding machine for rice.

Background

At present, the agricultural development takes a light simplified and mechanical planting technology as a development trend, rice is taken as a main grain crop, the development of the technology is necessarily in the direction of improving the planting level and reducing the production cost, and the paddy direct seeding technology is taken as a relatively efficient planting mode and is widely accepted by farmers.

The existing direct seeding machine for paddy rice generally adopts a mode that a hopper directly emits paddy rice seeds for seeding, so that precise direct seeding cannot be realized, the arrangement of the paddy rice seeds is not precise enough, the growth of the paddy rice on a seedling bed cannot reach the optimal density, and the seedling raising of the paddy rice is affected.

Disclosure of Invention

The invention aims to provide a remote-control high-speed precise direct seeding machine for rice, which can realize precise direct seeding of rice seeds, ensure that the arrangement of the rice seeds is more precise and the rice on a seedbed is better in development.

In order to achieve the above object, the present invention is realized by the following technical scheme.

The utility model provides a high-speed accurate direct seeding machine of rice remote control, includes remote control walking chassis, seed storage conveyor, accurate seed metering device, air-blowing device and seed coating device, detachably is provided with the direct seeding frame on the remote control walking chassis, seed storage conveyor sets up the top of direct seeding frame to carry down and extend for save and provide the rice seed, accurate seed metering device sets up the bottom of direct seeding frame, and with seed storage conveyor's bottom is connected, and is used for receiving the rice seed, and will the rice seed is arranged according to predetermineeing the density, air-blowing device sets up the bottom of direct seeding frame, and with accurate seed metering device is connected, is used for blowing off the rice seed that will arrange downwards, so that the rice seed is according to predetermineeing the density and is fallen on the seedling bed, seed coating device sets up the bottom of direct seeding frame, and have a play soil outlet, the play soil outlet is located accurate seed device rear is used for to be located the rice seed earthing on the seedling bed.

Further, the accurate seed metering device includes that vibration is received the box, first sweep the cladding plate, the second sweeps the cladding plate and the board of blowing, vibration is received the box and is set up the bottom of living broadcast frame, just vibration is received the one end of box with seed storage conveyor is connected, is used for receiving the rice seed, vibration is received the array and is offered a plurality of cloth holes on the diapire of box, a plurality of arrange the hole and be used for right the rice seed carries out array arrangement, first sweep the cladding plate with the second is swept the cladding plate parallel and the interval setting and is in vibration is received the box, and with vibration is received the diapire activity of box and is supported and hold, just be provided with drive assembly in the vibration is received the box, drive assembly with first sweep the cladding plate with the second sweeps the cladding plate transmission and is connected, is used for driving in step with first sweep the cladding plate with the second sweep the diapire motion of cladding plate, so that the rice seed covers in a plurality of holes, the board of blowing is used for arranging in the rice seed array arrangement, first sweep the cladding plate along the direction the bottom wall motion of vibration is received the cladding plate and a plurality of holes are arranged in the hole, the hole is arranged in a plurality of holes are arranged in the vibration one-to-one correspondence with the vibration is arranged in the hole, the hole is blown out to be used for arranging.

Further, the bottom of every arrange the cloth hole is provided with the bending pipe, the bending pipe is used for temporarily storing and falls into arrange the cloth hole the rice seed, every the bending pipe with vibration receiving box's below space intercommunication.

Further, each bending pipe is N-shaped, one end of each bending pipe is communicated with the arrangement holes, the other end of each bending pipe is communicated with the space right below the vibration receiving box, and the outlet ends of the bending pipes are distributed in an array.

Further, the two opposite side walls of the vibration receiving box are respectively provided with an upper sliding rail and a lower sliding rail, the upper sliding rail and the lower sliding rail on the same side wall are arranged at intervals and are arranged in parallel, two ends of the first sweeping shroud plate are respectively provided with two first sliding rods, the two first sliding rods are respectively arranged in the upper sliding rail and the lower sliding rail in a sliding manner, two second sliding rods are respectively arranged at two ends of the second sweeping shroud plate in a sliding manner, two telescopic second sliding rods are respectively arranged in the upper sliding rail and the lower sliding rail, a supporting rod is further arranged between the first sweeping shroud plate and the second sweeping shroud plate, the supporting rod is respectively fixedly connected with the first sweeping shroud plate and the second sweeping shroud plate, and the driving assembly is connected with the second sweeping shroud plate and is used for driving the first sweeping shroud plate and the second sweeping shroud plate to move.

Further, the driving assembly comprises a first driving cylinder and a second driving cylinder, the first driving cylinder and the second driving cylinder are oppositely arranged on two opposite side walls of the vibration receiving box, the first driving cylinder is connected with one end edge of the second sweeping covering plate, and the second driving cylinder is connected with the other end edge of the second sweeping covering plate.

Further, the remote control walking chassis includes chassis body, driving motor, controller, battery, front wheel and rear wheel, the front wheel with the rear wheel sets up respectively the front and back side of chassis body, just the front wheel with the rear wheel passes through chain drive in order to realize four-wheel drive, driving motor sets up the front portion of chassis body and with the front wheel transmission is connected, the battery with the controller all sets up the front portion of chassis body, the controller with the driving motor electricity is connected for control driving motor action, the battery with the controller electricity is connected for to the driving motor power supply, just seed storage conveyor sets up the rear portion of chassis body.

Further, the number of the driving motors is two, the number of the front wheels and the number of the rear wheels are two, the two driving motors are respectively connected with the two front wheels in a transmission manner, so that the two front wheels are respectively controlled, a signal receiving module and a GPS module are arranged on the controller, the GPS module is used for calibrating the position of the chassis body to generate a position signal, and the signal receiving module is used for receiving an external signal and sending path information to the two driving motors according to the position signal so as to realize a self-defined route mode.

Further, the seed storage and conveying device comprises a storage hopper and a conveying pipe, wherein the storage hopper is used for receiving and storing rice seeds, and the conveying pipe is arranged below the storage hopper and connected with the precise seed metering device and used for conveying the rice seeds to the precise seed metering device.

Further, the seed covering device comprises an inlet pipe, an outlet pipe and a power pump, wherein the inlet pipe is arranged on the side surface or the front of the precise seed metering device and is used for sucking soil or slurry, the outlet pipe is arranged at the rear of the precise seed metering device and is provided with a soil outlet and is used for spraying out the soil or the slurry so as to cover the rice seeds on the seedbed, and the power pump is arranged between the inlet pipe and the outlet pipe and is used for providing pumping power.

The invention has the following beneficial effects:

the invention provides a remote-control high-speed precise direct seeding machine for paddy rice, which is characterized in that a direct seeding frame is detachably arranged on a remote-control traveling chassis, a seed storage and conveying device is arranged at the top of the direct seeding frame and is used for downwards conveying and extending, a precise seed metering device is arranged at the bottom of the direct seeding frame and is connected with the bottom end of the seed storage and conveying device and is used for receiving the paddy seeds and distributing the paddy seeds according to preset density, an air blowing device is arranged at the bottom of the direct seeding frame and is connected with the precise seed metering device and is used for downwards blowing out the distributed paddy seeds so that the paddy seeds fall on a seedling bed according to the preset density, a seed covering device is arranged at the bottom of the direct seeding frame and is provided with a soil outlet, and the soil outlet is positioned behind the precise seed metering device and is used for covering soil for the paddy seeds positioned on the seedling bed. During actual direct seeding, rice seeds are manually fed into the seed storage and conveying device, then the rice seeds are uniformly fed into the precise seed metering device through the seed storage and conveying device, the precise seed metering device can arrange the rice seeds according to preset density, the arranged rice seeds are blown out of the precise seed metering device by power provided by the air blowing device, so that the rice seeds can fall on a seedling bed according to the preset density, and then the seed covering device completes earthing work. Compared with the prior art, the precise seed metering device is used for distributing rice seeds according to the preset density, and then the rice seeds falling on the seedbed are directly blown out, so that the moderate density of the rice seeds on the seedbed can be accurately ensured, precise direct seeding of the rice seeds is realized, the distribution of the rice seeds is more precise, and the rice on the seedbed is better in development.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described.

Fig. 1 is a schematic structural diagram of a remote-control high-speed precision direct seeding machine for paddy rice provided by an embodiment of the invention under a first view angle;

FIG. 2 is a schematic view of the precise seed metering device of FIG. 1 in a first state;

FIG. 3 is a schematic view of the precise seed metering device of FIG. 1 in a second state;

fig. 4 is a schematic diagram of a local structure of a remote-control high-speed precision direct seeding machine for paddy rice according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a remote-control high-speed precision direct seeding machine for paddy rice according to an embodiment of the present invention under a second view angle.

Icon: 1-a remote control high-speed precision direct seeding machine for rice; 2-remote control walking chassis; 3-seed storage and conveying device; 4-a precise seed metering device; 5-an air blowing device; 6-seed coating device; 7-a direct seeding rack; 8-a vibration receiving box; 9-a first sweep plate; 10-a second sweep sheathing panel; 11-an air blowing plate; 12-arranging holes; 13-a drive assembly; 14-blow holes; 15-bending the pipe; 16-upper slide rail; 17-lower slide rail; 18-rubber sweep bars; 19-a chassis body; 20-driving a motor; 21-a controller; 22-cell; 23-front wheels; 24-rear wheels; 25-a storage hopper; 26-a conveying pipe.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. Features of the embodiments described below may be combined with each other without conflict.

Examples

Referring to fig. 1 to 5 in combination, the embodiment provides a remote-control high-speed precision direct seeding machine 1 for paddy rice, which can accurately ensure moderate density of the paddy rice seeds on a seedbed, realize precision direct seeding of the paddy rice seeds, ensure that the arrangement of the paddy rice seeds is more accurate, and ensure that the development of the paddy rice on the seedbed is better. Meanwhile, remote control operation can be realized, and the power of the battery 22 is adopted, so that transmission parts can be reduced, the machine body structure is simplified, miniaturization and portability are realized, no pollution and zero emission are realized, and the device is particularly suitable for greenhouse operation; the four-wheel drive and differential steering are adopted, so that the device has good trafficability, good steering effect, strong climbing and sinking prevention capability, and is particularly suitable for paddy field operation; the remote control operation is safer and more reliable, the load of the whole machine can be reduced, and the labor intensity of the operation of the agricultural machinery can be reduced; the characteristic of independent driving of electric power is fully exerted, and the quick matching operation tool is realized.

The embodiment provides a high-speed smart direct seeding machine 1 of rice remote control, including remote control walking chassis 2, seed storage conveyor 3, smart seed metering device 4, air-blowing device 5 and cover kind device 6, detachably is provided with direct seeding frame 7 on the remote control walking chassis 2, seed storage conveyor 3 sets up at the top of direct seeding frame 7, and carry down and extend, be used for storing and providing the rice seed, smart seed metering device 4 sets up in the bottom of direct seeding frame 7, and be connected with the bottom of seed storage conveyor 3, and be used for receiving the rice seed, and arrange the rice seed according to predetermineeing the density, air-blowing device 5 sets up in the bottom of direct seeding frame 7, and be connected with smart seed metering device 4, be used for blow off the rice seed that arranges downwards, so that the rice seed falls on the seedling bed according to predetermining the density, cover kind device 6 sets up in the bottom of direct seeding frame 7, and have a soil outlet, the soil outlet is located smart seed metering device 4 rear, be used for being located the rice seed cover soil on the seedling bed.

In this embodiment, the rice seeds may be pregerminated in advance and loaded into the seed storage and conveying device 3 in advance, and all the parts on the direct seeding frame 7 move along with the rice seeds under the drive of the remote control walking chassis 2, and meanwhile, the rice seeds are conveyed downwards from the seed storage and conveying device 3 to the precise seed metering device 4. During actual direct seeding, rice seeds are manually fed into the seed storage and conveying device 3, then the rice seeds are uniformly fed into the precise seed metering device 4 through the seed storage and conveying device 3, the precise seed metering device 4 can arrange the rice seeds according to preset density, the arranged rice seeds are provided with power by the air blowing device 5 to blow out the precise seed metering device 4, so that the rice seeds can fall on a seedbed according to the preset density, and then the seed covering device 6 completes the earthing work. According to the embodiment, the precise seed metering device 4 is used for distributing rice seeds according to the preset density, then the rice seeds falling on the seedbed are directly blown out, the moderate density of the rice seeds on the seedbed can be accurately ensured, precise direct seeding of the rice seeds is realized, the distribution of the rice seeds is more precise, and the rice on the seedbed is better in development.

The precision seed metering device 4 comprises a vibration receiving box 8, a first sweeping shroud plate 9, a second sweeping shroud plate 10 and a blowing plate 11, wherein the vibration receiving box 8 is arranged at the bottom of a direct seeding frame 7, one end of the vibration receiving box 8 is connected with a seed storage conveying device 3 and used for receiving rice seeds, a plurality of cloth discharging holes 12 are formed in the bottom wall of the vibration receiving box 8 in an array mode, a plurality of cloth discharging holes 12 are used for carrying out array arrangement on the rice seeds, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are parallel and are arranged in the vibration receiving box 8 at intervals and are in movable propping connection with the bottom wall of the vibration receiving box 8, a driving component 13 is arranged in the vibration receiving box 8 and in transmission connection with the first sweeping shroud plate 9 and the second sweeping shroud plate 10 and used for synchronously driving the first sweeping shroud plate 9 and the second sweeping shroud plate 10 to move along the bottom wall of the vibration receiving box 8, so that the rice seeds are distributed in a plurality of cloth discharging holes 12 in an array mode, the blowing plate 11 is movably arranged in the vibration receiving box 8 in the upper and lower direction, a plurality of cloth discharging holes 12 are formed in the bottom wall of the vibration receiving box 8 in a mode, a plurality of cloth discharging holes 12 are in a mode that the plurality of cloth discharging holes 12 are corresponding to the plurality of cloth discharging holes 12 are formed in the vibration receiving box 11 and are in a mode of being in a compressed mode of being connected with the blowing plate 11, and a plurality of holes 11 is used for compressing the blowing holes are located in the blowing hole 11 is in a mode and corresponding to the blowing hole 11 is located in the bottom hole 11.

In this embodiment, the vibration receiving box 8 may be rectangular, and the bottom wall of the vibration receiving box 8 may be divided into a buffer area and an air-blowing area, the buffer area is located at two sides of the air-blowing area, the plurality of cloth discharging holes 12 are all located in the air-blowing area, the first sweeping and covering plate 9 and the second sweeping and covering plate 10 may move along the bottom wall of the vibration receiving box 8, the rice seeds are swept into the plurality of cloth discharging holes 12, and the redundant rice seeds are swept into the buffer area, at this time, the first sweeping and covering plate 9 and the second sweeping and covering plate 10 are all located in the buffer area, the range of the air-blowing plate 11 is limited to the air-blowing area only, and the first sweeping and covering plate 9 and the second sweeping and covering plate 10 do not interfere with the air-blowing plate 11 when the air-blowing plate 11 moves up and down.

It should be noted that, the feed inlet of the vibration receiving box 8 is located at one side of the vibration receiving box and is directed against the buffer zone at one side, so that the rice seeds can directly fall into the buffer zone after falling into the buffer zone, at this time, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are located at two side edges of the buffer zone, and the rice seeds fall between the first sweeping shroud plate 9 and the second sweeping shroud plate 10, so that each rice seed is guaranteed to have a chance to be swept into the air-blowing zone from the buffer zone and fall into the arrangement holes 12.

In this embodiment, the outside of vibration receiving box 8 still is provided with vibrating motor, and vibrating motor has an eccentric wheel, when the rice seed got into vibration receiving box 8, vibrating motor starts to make vibration receiving box 8 be in the vibrating state, make things convenient for the rice seed to spread full whole buffer rapidly, and then make the distribution of rice seed more even.

In this embodiment, a bending pipe 15 is provided at the bottom of each of the cloth holes 12, the bending pipe 15 is used for temporarily storing rice seeds falling into the cloth holes 12, and each bending pipe 15 is communicated with the space below the vibration receiving box 8. Specifically, each bending tube 15 is N-shaped, one end of which is communicated with the arrangement hole 12, the other end of which is communicated with the space directly below the vibration receiving box 8, and the outlet ends of the bending tubes 15 are distributed in an array. Through setting up the bend 15 of N font for rice seed can not directly fall down after falling into row cloth hole 12, but wait that all row cloth holes 12 all fall down the back, blow off by blowing board 11 unify, guaranteed that the rice seed that blows off is arranged on the seedbed according to preset density.

In other preferred embodiments of the present invention, instead of the bent pipe 15, an elastic material blocking member is provided at the bottom of the arrangement hole 12, and the elastic force applied by the elastic material blocking member can easily support the rice seeds, but can easily fall under the air blowing action of the air blowing plate 11.

It should be noted that, the air blowing device 5 in this embodiment is an air pump, which can provide compressed air, and the top of the air blowing plate 11 is provided with an air pipe, and is connected with the air pump provided outside the vibration receiving box 8 through the air pipe, so that high-speed air blowing can be realized.

In this embodiment, the two opposite side walls of the vibration receiving box 8 are respectively provided with an upper slide rail 16 and a lower slide rail 17, the upper slide rail 16 and the lower slide rail 17 on the same side wall are spaced and arranged in parallel, two ends of the first sweeping and covering plate 9 are respectively provided with two first slide bars, the two first slide bars are respectively arranged in the upper slide rail 16 and the lower slide rail 17 in a sliding manner, two ends of the second sweeping and covering plate 10 are respectively provided with two second slide bars, the two telescopic second slide bars are respectively arranged in the upper slide rail 16 and the lower slide rail 17 in a sliding manner, a supporting rod is further arranged between the first sweeping and covering plate 9 and the second sweeping and covering plate 10, the supporting rod is respectively fixedly connected with the first sweeping and covering plate 9 and the second sweeping and covering plate 10, so that the first sweeping and covering plate 9 and the second sweeping and covering plate 10 are kept relatively fixed, and the driving assembly 13 is connected with the second sweeping and covering plate 10 for driving the first sweeping and covering plate 9 and the second sweeping and covering plate 10 to move.

In this embodiment, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 slide through the cooperation of the sliding rod and the sliding groove, the driving assembly 13 provides driving power, the distance between the first sweeping shroud plate 9 and the second sweeping shroud plate 10 is kept relatively fixed, the specific width of the distance can be the width of the buffer zone, that is, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are located near two side edges of the buffer zone respectively, and the hopper can realize one-time sweeping during the left-moving or right-moving process of the first sweeping shroud plate 9 and the second sweeping shroud plate 10, so that rice seeds are swept by the air blowing zone and the cloth discharging holes 12 are filled.

When the material is actually swept, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are both positioned in the buffer area close to one side of the feed inlet, the rice seeds fed by the seed storage conveying device 3 firstly fall into the buffer area between the first sweeping shroud plate 9 and the second sweeping shroud plate 10, after blanking is finished, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are driven by the driving component 13 to sweep towards the other buffer area, so that the rice seeds are swept to the other buffer area, when the rice seeds pass through the air blowing area, part of the rice seeds fall into the cloth discharging holes 12, and after all the rice seeds are swept to the other buffer area, the air blowing plate 11 falls down to finish the air blowing action.

Of course, in other preferred embodiments of the invention, the first and second sweep plates 9 and 10 may be separately controlled and independently moved such that the distance between the first and second sweep plates 9 and 10 is adjustable. Preferably, a single movement mode can be adopted, namely, the rice seeds initially fall into a buffer zone, the first sweeping shroud plate 9 is positioned at the edge of the blanking buffer zone far away from the air blowing zone, the second sweeping shroud plate 10 is positioned at the edge of the other buffer zone far away from the air blowing zone, the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are positioned at the relatively farthest positions, after the blanking is finished, the first sweeping shroud plate 9 moves independently to sweep the rice seeds towards the other buffer zone, when the rice seeds pass through the air blowing zone, part of the rice seeds fall into the cloth discharging holes 12, after all the rice seeds are swept into the other buffer zone, the first sweeping shroud plate 9 is reset, the air blowing plate 11 falls down to finish the air blowing action, and the action of the second sweeping shroud plate 10 on the other side is similar to that.

It should be noted that, in order to further ensure the sweeping effect, the rice seeds in the area of the non-arrangement holes 12 in the air blowing area are prevented from influencing the air blowing effect, in this embodiment, the bottoms of the first sweeping shroud plate 9 and the second sweeping shroud plate 10 are both provided with rubber sweeping shroud strips 18, and the rubber sweeping shroud strips 18 are propped against the bottom wall of the vibration receiving box 8, so that the rice seeds in the area of all the non-arrangement holes 12 can be swept away from the surface of the air blowing area.

In this embodiment, the driving assembly 13 includes a first driving cylinder and a second driving cylinder, which are disposed on opposite side walls of the vibration receiving box 8, and the first driving cylinder is connected to one end edge of the second sweep deck 10, and the second driving cylinder is connected to the other end edge of the second sweep deck 10. Specifically, the first driving cylinder and the second driving cylinder move synchronously, so that both ends of the first sweeping and covering plates 9 and 10 can be driven to move simultaneously.

The remote control walking chassis 2 comprises a chassis body 19, a driving motor 20, a controller 21, a battery 22, a front wheel 23 and a rear wheel 24, wherein the front wheel 23 and the rear wheel 24 are respectively arranged on the front side and the rear side of the chassis body 19, the front wheel 23 and the rear wheel 24 are driven by chains to realize four-wheel drive, the driving motor 20 is arranged on the front part of the chassis body 19 and is in transmission connection with the front wheel 23, the battery 22 and the controller 21 are both arranged on the front part of the chassis body 19, the controller 21 is electrically connected with the driving motor 20 and is used for controlling the driving motor 20 to act, the battery 22 is electrically connected with the controller 21 and is used for supplying power to the driving motor 20, and the seed storage conveying device 3 is arranged on the rear part of the chassis body 19. Specifically, the driving motor 20 is adopted as a power source and is powered by the battery 22, so that transmission parts can be reduced, the machine body structure is simplified, the miniaturization, the portability and the zero emission are realized, and the device is particularly suitable for greenhouse operation. Meanwhile, the front wheel 23 and the rear wheel 24 adopt chain transmission, four-wheel drive and differential steering are adopted, the trafficability is good, the capability of steering forest fruits, climbing and sinking prevention is strong, and the device is particularly suitable for paddy field operation.

It should be noted that, here, the front wheel 23 and the rear wheel 24 are connected by a track chain, so that a track structure is formed on two sides of the chassis body 19, so that the driving is more stable, and in other preferred embodiments of the present invention, the front wheel 23 and the rear wheel 24 may also be rubber wheels, and the transmission of the front wheel 23 and the rear wheel 24 is realized by a transmission shaft.

In this embodiment, the number of driving motors 20 is two, the number of front wheels 23 and the number of rear wheels 24 are two, the two driving motors 20 are respectively in transmission connection with the two rear wheels 24 to realize the respective control of the two rear wheels 24, a signal receiving module and a GPS module are arranged on the controller 21, the GPS module is used for calibrating the position of the chassis body 19 to generate a position signal, the signal receiving module is used for receiving external signals, and transmitting path information to the two driving motors 20 according to the position signal to realize a self-defined route mode. By adopting the two driving motors 20, the two rear wheels 24 can be respectively controlled to rotate, thereby realizing rapid turning or advancing, having good trafficability, steering effect, climbing and sinking prevention capability, and being particularly suitable for paddy field operation. And moreover, the GPS module can be utilized to realize self-positioning, so that the vehicle can conveniently travel according to a pre-planned path and correct the deviation.

The seed storage and conveying device 3 comprises a storage hopper 25 and a conveying pipe 26, the storage hopper 25 is used for receiving and storing rice seeds, and the conveying pipe 26 is arranged below the storage hopper 25 and connected with the precise seed metering device 4 and used for conveying the rice seeds to the precise seed metering device 4. Specifically, conveyer pipe 26 is located the below of storage hopper 25, and the below of ejection of compact fill still is provided with pulsed on-off valve, through this pulsed on-off valve, can realize intermittent type nature pay-off, makes things convenient for first sweep shroud plate 9 and second sweep shroud plate 10 and all be located the buffer when feeding at every turn.

In this embodiment, the seed covering device 6 includes an inlet pipe, an outlet pipe and a power pump, the inlet pipe is disposed at the side or front of the precise seed metering device 4 for sucking in soil or slurry, the outlet pipe is disposed at the rear of the precise seed metering device 4 and has a soil outlet for spraying out soil or slurry to cover the rice seeds on the seedbed, and the power pump is disposed between the inlet pipe and the outlet pipe for providing pumping power. Specifically, the inlet pipe and the outlet pipe form a C-shaped structure and are arranged around the vibration receiving box 8, so that the suction-discharge action is completed under the condition that the arrangement of seeds is not affected, the soil covering is completed, the seeds can be protected, and the smooth germination and growth of the rice seeds are promoted.

In other preferred embodiments of the present invention, if the seedbed is a dry field seedbed, a soil breaking spade may be provided in front of the inlet pipe to break the soil in front of the inlet pipe, so as to facilitate suction into the inlet pipe.

In summary, the remote-control high-speed precision rice direct seeding machine 1 provided by the embodiment can accurately ensure the moderate density of rice seeds on a seedbed, realize precision direct seeding of the rice seeds, ensure that the arrangement of the rice seeds is more accurate, and ensure that the rice on the seedbed develops better. Meanwhile, remote control operation can be realized, and the power of the battery 22 is adopted, so that transmission parts can be reduced, the machine body structure is simplified, miniaturization and portability are realized, no pollution and zero emission are realized, and the device is particularly suitable for greenhouse operation; the four-wheel drive and differential steering are adopted, so that the device has good trafficability, good steering effect, strong climbing and sinking prevention capability, and is particularly suitable for paddy field operation; the remote control operation is safer and more reliable, the load of the whole machine can be reduced, and the labor intensity of the operation of the agricultural machinery can be reduced; the characteristic of independent driving of electric power is fully exerted, and the quick matching operation tool is realized.

It is noted that the above detailed description of embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high-speed accurate direct seeding machine of rice remote control, its characterized in that includes remote control walking chassis, seed storage conveyor, accurate seed metering device, air-blowing device and seed covering device, detachably is provided with the direct seeding frame on the remote control walking chassis, seed storage conveyor sets up in the top of direct seeding frame to the downwardly directed delivery extends, is used for storing and providing the rice seed, accurate seed metering device sets up in the bottom of direct seeding frame, and with seed storage conveyor's bottom is connected, and is used for receiving the rice seed, and will the rice seed is arranged according to predetermineeing the density, air-blowing device sets up in the bottom of direct seeding frame, and with accurate seed metering device is connected, is used for blowing out the well arranged rice seed downwards to make the rice seed fall on the seedbed according to predetermineeing the density, seed covering device sets up in the bottom of direct seeding frame, and has a soil outlet, the soil outlet is located behind the accurate seed metering device is used for to be located the rice seed earthing of direct seeding on the seedbed;

the precise seed metering device comprises a vibration receiving box, a first sweeping cover plate, a second sweeping cover plate and an air blowing plate, wherein the vibration receiving box is arranged at the bottom of the direct seeding rack, one end of the vibration receiving box is connected with the seed storage conveying device and used for receiving rice seeds, a plurality of cloth arranging holes are formed in the bottom wall of the vibration receiving box in an array mode, the cloth arranging holes are used for carrying out array arrangement on the rice seeds, the first sweeping cover plate and the second sweeping cover plate are arranged in the vibration receiving box in parallel and at intervals and are movably propped against the bottom wall of the vibration receiving box, a driving assembly is arranged in the vibration receiving box and in transmission connection with the first sweeping cover plate and the second sweeping cover plate and used for synchronously driving the first sweeping cover plate and the second sweeping cover plate to move along the bottom wall of the vibration receiving box, the rice seeds are distributed in the plurality of cloth holes in a covering mode, the first sweeping cover plate is movably arranged in the receiving box along the up-down direction, the first sweeping cover plate and the second sweeping cover plate is correspondingly arranged in the receiving box and is in the air hole, the plurality of holes are correspondingly arranged in the vibration receiving box and the air blowing plate is correspondingly arranged in the air hole compressing mode, and the air blowing plate is correspondingly arranged in the air hole is used for compressing and blowing hole is arranged in the blowing box;

the bottom of each distribution hole is provided with a bending pipe which is used for temporarily storing the rice seeds falling into the distribution holes, and each bending pipe is communicated with the space below the vibration receiving box;

each bending pipe is N-shaped, one end of each bending pipe is communicated with the arrangement holes, the other end of each bending pipe is communicated with the space right below the vibration receiving box, and the outlet ends of the bending pipes are distributed in an array.

2. The rice remote control high-speed precision direct seeding machine according to claim 1, wherein an upper sliding rail and a lower sliding rail are respectively arranged on two opposite side walls of the vibration receiving box, the upper sliding rail and the lower sliding rail on the same side wall are arranged at intervals and in parallel, two first sliding rods are respectively arranged at two ends of the first sweeping shroud plate, the two first sliding rods are respectively arranged in the upper sliding rail and the lower sliding rail in a sliding manner, two second sliding rods are respectively arranged at two ends of the second sweeping shroud plate, two telescopic second sliding rods are respectively arranged in the upper sliding rail and the lower sliding rail in a sliding manner, a supporting rod is further arranged between the first sweeping shroud plate and the second sweeping shroud plate, the supporting rod is respectively fixedly connected with the first sweeping shroud plate and the second sweeping shroud plate, so that the first sweeping shroud plate and the second sweeping shroud plate are kept relatively fixed, and the driving assembly is connected with the second sweeping shroud plate and used for driving the first shroud plate and the second sweeping shroud plate to move.

3. The remote-controlled high-speed precision direct seeding machine for paddy rice according to claim 2, wherein the driving assembly comprises a first driving cylinder and a second driving cylinder, the first driving cylinder and the second driving cylinder are oppositely arranged on two opposite side walls of the vibration receiving box, the first driving cylinder is connected with one end edge of the second sweeping covering plate, and the second driving cylinder is connected with the other end edge of the second sweeping covering plate.

4. The rice remote control high-speed precision direct seeding machine according to claim 1, wherein the remote control walking chassis comprises a chassis body, a driving motor, a controller, a battery, a front wheel and a rear wheel, wherein the front wheel and the rear wheel are respectively arranged on the front side and the rear side of the chassis body, the front wheel and the rear wheel are driven by a chain to realize four-wheel drive, the driving motor is arranged on the front part of the chassis body and is in transmission connection with the front wheel, the battery and the controller are both arranged on the front part of the chassis body, the controller is electrically connected with the driving motor and is used for controlling the driving motor to act, the battery is electrically connected with the controller and is used for supplying power to the driving motor, and the seed storage conveying device is arranged on the rear part of the chassis body.

5. The remote-control high-speed precise rice direct seeding machine according to claim 4, wherein the number of the driving motors is two, the number of the front wheels and the number of the rear wheels are two, the two driving motors are respectively connected with the two rear wheels in a transmission manner so as to realize the respective control of the two rear wheels, a signal receiving module and a GPS module are arranged on the controller, the GPS module is used for calibrating the position of the chassis body so as to generate a position signal, and the signal receiving module is used for receiving an external signal and transmitting path information to the two driving motors according to the position signal so as to realize a self-defined model airplane.

6. The remote-controlled high-speed precision direct seeding machine for paddy rice according to claim 1, wherein the seed storage and conveying device comprises a storage hopper and a conveying pipe, the storage hopper is used for receiving and storing the paddy seeds, and the conveying pipe is arranged below the storage hopper and connected with the precision seed sowing device for conveying the paddy seeds to the precision seed sowing device.

7. The remote-controlled high-speed precision rice planter according to claim 1, wherein the seed coating device comprises an inlet pipe, an outlet pipe and a power pump, wherein the inlet pipe is arranged on the side surface or in front of the precision seed metering device and is used for sucking in soil or slurry, the outlet pipe is arranged behind the precision seed metering device and is provided with the soil outlet and is used for spraying out the soil or slurry so as to realize soil coating on the rice seeds on the seedbed, and the power pump is arranged between the inlet pipe and the outlet pipe and is used for providing pumping power.