CN113906891B

CN113906891B - Houttuynia cordata collecting device and method

Info

Publication number: CN113906891B
Application number: CN202111039629.3A
Authority: CN
Inventors: 李梅; 赵敏; 赵亮方; 朱碧波
Original assignee: China Three Gorges University CTGU
Current assignee: China Three Gorges University CTGU
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-08-19
Anticipated expiration: 2041-09-06
Also published as: CN116724744A; CN113906891A

Abstract

The invention provides a houttuynia cordata collecting device and a using method thereof, wherein the houttuynia cordata collecting device comprises a vehicle body for driving the whole device to automatically walk, wherein a collecting mechanism for collecting houttuynia cordata is fixedly arranged at the front end of the vehicle body, the collecting mechanism is connected with a water tank for supplying water through a water pipe, and the water tank is fixedly arranged on two sides of the rear end of the vehicle body; a material storage frame for collecting the collected cordate houttuynia is fixedly arranged on the rear side of the collecting mechanism; the automobile body moves ahead at the houttuynia cordata planting ground intermittent type, and collection mechanism realizes that houttuynia cordata and earth break away from and gather through the high pressure water washing mode. The device can realize houttuynia cordata automatic acquisition, reduces the damage to houttuynia cordata among the acquisition process, and the operating efficiency is high.

Description

Houttuynia cordata collecting device and method

Technical Field

The invention relates to the technical field of agricultural mechanical collection, in particular to a houttuynia cordata collection device and a houttuynia cordata collection method.

Background

Houttuynia cordata is widely planted as an economic crop, and the root of houttuynia cordata has good medicinal and edible values. The traditional operation method is mainly adopted for picking the houttuynia cordata at present, rhizomes and soil are required to be screened and separated after the houttuynia cordata is picked, the operation work efficiency is low, the labor intensity is high, the picking cannot meet the large-scale high-efficiency requirement along with the increase of the planting area of the houttuynia cordata, the phenomenon that the rhizomes are damaged or even broken can occur in the picking process, and the quality of the houttuynia cordata is directly influenced.

Disclosure of Invention

The invention aims to provide a houttuynia cordata collecting device, which can realize automatic collection of houttuynia cordata, reduce damage to the houttuynia cordata in the collecting process and has high operation efficiency.

In order to solve the technical problems, the invention provides the following technical scheme: a houttuynia cordata collecting device comprises a vehicle body for driving the whole device to automatically walk, wherein a collecting mechanism for collecting houttuynia cordata is fixedly mounted at the front end of the vehicle body, the collecting mechanism is connected with a water tank for supplying water through a water pipe, and the water tank is fixedly mounted on two sides of the rear end of the vehicle body; a material storage frame for collecting the collected cordate houttuynia is fixedly arranged on the rear side of the collecting mechanism; the automobile body moves ahead at the houttuynia cordata planting ground intermittent type, and collection mechanism realizes that houttuynia cordata and earth break away from and gather through the high pressure water washing mode.

The collecting mechanism comprises a support frame, a spray head, a pipe clamp, a piston rod connecting piece, oil cylinder fixing seats, a first oil cylinder, a water pipe joint, a connecting seat, a second oil cylinder, a first pin shaft, a third oil cylinder, an L-shaped support arm, a second pin shaft, a U-shaped support arm, a third pin shaft, a push hopper and a U-shaped shovel, wherein the oil cylinder fixing seats are symmetrically arranged at the upper end of the support frame, the first oil cylinder is respectively installed on each oil cylinder fixing seat, the piston rod connecting piece is located at the lower end of the first oil cylinder, the piston rod connecting piece is assembled with a first oil cylinder piston rod head, the piston rod connecting piece is symmetrically fixed on the outer side wall of the U-shaped shovel, the spray head is respectively fixed on the inner side wall of the U-shaped shovel through the pipe clamp, the water pipe joint is a flexible hose, two ends of the water pipe joint are respectively connected with the spray head, and the other joint is connected with the water pipe.

The U-shaped support arm is installed at the rear end of the fixed support frame, two sides of the top of the U-shaped support arm are respectively hinged with an L-shaped support arm through second hinge pins, the other end of each L-shaped support arm is hinged with the bottom of the connecting seat through two third hinge pins, two sets of second oil cylinders are hinged with the corner positions of the two L-shaped support arms through two first hinge pins, the other ends of the two sets of second oil cylinders are hinged with the top of the connecting seat through two third hinge pins, one ends of the two sets of third oil cylinders are hinged with the corner positions of the two L-shaped support arms through two first hinge pins, the other ends of the two sets of third oil cylinders are hinged with the two sides of the U-shaped support arm through two second hinge pins, and the push hopper is installed on the front end face of the connecting seat.

The front end of the push hopper is of a tooth-shaped structure, a plurality of bulges and round holes are uniformly distributed in the middle of the push hopper, the bulges are used for fixing the houttuynia cordata, and the round holes are used for filtering water.

The U-shaped shovel is of a U-shaped structure, and the bottom of the U-shaped shovel is provided with a cutting edge which is inclined inwards by 15-20 degrees, so that houttuynia cordata in the inner area of the U-shaped shovel can be conveniently cut off; the shower nozzle delivery port is flat structure, and the shower nozzle is unanimous with U type shovel bottom inclination, and the shower nozzle of being convenient for sprays water to U type shovel bottom and centre, realizes houttuyniae and earth quickly separating.

The water tank is internally provided with a high-pressure water pump for providing high-pressure water, and a water outlet of the high-pressure water pump is connected with a water pipe.

The method for collecting the houttuynia cordata by adopting the houttuynia cordata collecting device comprises the following initial states: the vehicle body is in a state of stopping advancing, the first oil cylinder retracts to drive the U-shaped shovel to lift in place, the space between the U-shaped shovel and the ground is guaranteed to be larger than or equal to 0.1 m, the push hopper is in a lifting state, and the bottom of the push hopper is guaranteed to be higher than the top of the U-shaped shovel, and the acquisition method comprises the following steps:

step1, vehicle body forward: the vehicle body is operated to move forward on the houttuynia cordata planting field, and the vehicle body stops when the running distance is equal to the length of the U-shaped shovel;

step2, cutting with shovel soil: piston rods of four groups of first oil cylinders in the acquisition mechanism extend out, and the U-shaped shovel and the spray head are driven to descend to positions through a piston rod connecting piece, so that the U-shaped shovel and the spray head are synchronously inserted into soil, and the cutting edge at the bottom of the U-shaped shovel cuts houttuynia cordata in the soil;

step3, washing and separating: starting a high-pressure water pump in the water tank, jetting high-pressure water through a water pipe, a water pipe joint and a spray head in sequence, separating houttuynia cordata from soil in a U-shaped shovel area, finally cleaning the soil, and stopping the high-pressure water pump in the water tank;

step4, pushi: firstly, the pushing bucket is driven to act through the retracting operation of the second oil cylinder and the extending operation of the third oil cylinder, and the bottom of the pushing bucket is ensured to be flush with the bottom of the U-shaped shovel when the pushing bucket descends in place; the first oil cylinder retracts to drive the U-shaped shovel to lift in place; the vehicle body stops when the advancing U-shaped shovel is operated again, the vehicle body advances while the push bucket advances synchronously, and the separated cordate houttuynia in Step3 is pushed into the push bucket;

step5, lifting and overturning: the push hopper is lifted upwards and turned over through the extending operation of the second oil cylinder and the third oil cylinder, and finally the push hopper is positioned right above the material storage frame;

step6, collecting: the push hopper is turned downwards through the extending operation of the second oil cylinder, the houttuynia cordata falls into the material storage frame to complete the collection when the push hopper is turned, and the collection mechanism is operated to an initial state;

and Step7, repeating the operation of Step 2-Step 6, emptying and transferring manually when the houttuynia cordata is fully collected in the material storage frame, and operating the vehicle body to turn around when the houttuynia cordata planting field finishes collecting along the advancing direction of the vehicle body to realize collecting of the other part of area.

The invention has the following beneficial effects:

1. according to the houttuynia cordata collecting device, the houttuynia cordata is separated from soil in a high-pressure water washing mode, damage to the houttuynia cordata is reduced in the collecting process, and the operation efficiency is high.

2. A houttuynia cordata collecting method can finish the operations of washing, separating, pushing and gathering the houttuynia cordata through the alternate and coordinated actions of a vehicle body, a spray head, a U-shaped shovel, a push bucket and other mechanisms, and is simple and practical.

3. The collecting device and the method are suitable for large-area mechanical collection, the collected cordate houttuynia does not need to be cleaned for the second time, the cordate houttuynia can be directly put on the market after being dried, the collecting steps are few, and the time is short.

4. Through adopting foretell collection mechanism cooperation high pressure to wash the operation mode, guaranteed the effective washing to the houttuynia cordata collection in-process.

5. Through the push away fill that adopts above-mentioned flute profile structure, be convenient for push away the houttuynia cordata thunb and gather at the collection in-process, be used for fixed houttuynia cordata thunb through the arch moreover, the round hole is convenient for strain water.

6. Through adopting foretell U type support arm and the second hydro-cylinder and the third hydro-cylinder of rather than the complex, can be used for lifting and upset whole push away fill.

Drawings

The invention is further illustrated by the following figures and examples.

Fig. 1 is a structural layout diagram of the present invention.

Fig. 2 is a first acquisition mechanism structure diagram.

Fig. 3 is a second acquisition mechanism configuration diagram.

Fig. 4 is a front view of the acquisition mechanism.

Fig. 5 is a left side view of the acquisition mechanism.

Fig. 6 is a top view of the acquisition mechanism.

Fig. 7 is an initial state of the apparatus.

FIG. 8 shows the device in the shoveled and washed state.

Fig. 9 is a device push state.

Fig. 10 is the device in a lifted and flipped state.

Fig. 11 is the device acquisition state.

Fig. 12 is a device operation trajectory.

In the figure: the device comprises a vehicle body 1, a collecting mechanism 2, a storage frame 3, a water pipe 4 and a water tank 5;

the device comprises a support frame 201, a spray head 202, a pipe clamp 203, a piston rod connecting piece 204, an oil cylinder fixing seat 205, a first oil cylinder 206, a water pipe joint 207, a connecting seat 208, a second oil cylinder 209, a first pin shaft 210, a third oil cylinder 211, an L-shaped support arm 212, a second pin shaft 213, a U-shaped support arm 214, a third pin shaft 215, a push bucket 216 and a U-shaped shovel 217.

Detailed Description

Embodiments of the present invention will be further described with reference to the accompanying drawings.

Example 1:

referring to fig. 1-12, a houttuynia cordata collecting device comprises a vehicle body 1 for driving the whole device to automatically travel, wherein a collecting mechanism 2 for collecting houttuynia cordata is fixedly installed at the front end of the vehicle body 1, the collecting mechanism 2 is connected with a water tank 5 for supplying water through a water pipe 4, and the water tank 5 is fixedly installed at two sides of the rear end of the vehicle body 1; a material storage frame 3 for collecting the collected cordate houttuynia is fixedly installed on the rear side of the collecting mechanism 2; automobile body 1 advances at the houttuynia cordata planting ground intermittent type, and collection mechanism 2 realizes that houttuynia cordata and earth break away from and gather through high-pressure water washing mode. Through adopting the collection system of above-mentioned structure can realize the automatic acquisition of houttuynia, can effectually reduce the damage to houttuynia in the collection process moreover, the operating efficiency is high. In the concrete working process, drive whole device through automobile body 1 and carry out intermittent type forward along the houttuynia cordata thunb planting ground, at its in-process that moves ahead, cut off the inside houttuynia cordata thunb of soil body through acquisition mechanism 2 and shovel to supply water through water tank 5, wash it, realize houttuynia cordata thunb and earth separation.

Further, the collecting mechanism 2 comprises a supporting frame 201, a nozzle 202, a pipe clamp 203, a piston rod connector 204, an oil cylinder fixing seat 205, a first oil cylinder 206, a water pipe connector 207, a connecting seat 208, a second oil cylinder 209, a first pin shaft 210, a third oil cylinder 211, an L-shaped supporting arm 212, a second pin shaft 213, a U-shaped supporting arm 214, a third pin shaft 215, a pushing bucket 216 and a U-shaped shovel 217, wherein the oil cylinder fixing seat 205 is symmetrically arranged at the upper end of the supporting frame 201, each oil cylinder fixing seat 205 is respectively provided with the first oil cylinder 206, the piston rod connector 204 is positioned at the lower end of the first oil cylinder 206, the piston rod connector 204 is assembled with the piston rod head of the first oil cylinder 206, the piston rod connector 204 is symmetrically fixed at the outer side wall of the U-shaped shovel 217, the nozzle 202 is respectively fixed at the inner side wall of the U-shaped shovel 217 through the pipe clamp 203, the water pipe connector 207 is a flexible hose, two ends are respectively connected with the connector, one of the connectors is connected to the spray head 202 and the other connector is connected to the water pipe 4. By adopting the acquisition mechanism 2, the corresponding acquisition process can be realized. In the specific working process, the first oil cylinder 206 can be used for driving the U-shaped shovel 217 to descend, so that the U-shaped shovel 217 is inserted into the soil body, and the houttuynia cordata in the soil body is cut off; the water is sprayed through the corresponding spray head 202, so that the corresponding cleaning action is realized, and further, the separation between the houttuynia cordata and the soil is realized.

Further, the U-shaped support arm 214 is installed at the rear end of the fixed support frame 201, two sides of the top of the U-shaped support arm 214 are respectively hinged with an L-shaped support arm 212 through a second pin shaft 213, the other end of the L-shaped support arm 212 is hinged with the bottom of the connecting seat 208 through two third pin shafts 215, two sets of second oil cylinders 209 are respectively hinged with the corner positions of the two L-shaped support arms 212 through two first pin shafts 210, the other ends of the two sets of second oil cylinders 209 are hinged with the top of the connecting seat 208 through two third pin shafts 215, one end of each set of third oil cylinders 211 is hinged with the corner positions of the two L-shaped support arms 212 through two first pin shafts 210, the other ends of the two sets of third oil cylinders 211 are hinged with two sides of the U-shaped support arm 214 through two second pin shafts 213, and the push bucket 216 is installed on the front end face of the connecting seat 208. The U-shaped arm 214 and the L-shaped arm 212 are engaged with each other to drive the corresponding push bucket 216 to perform the pushing, gathering and turning of the houttuynia cordata.

Furthermore, the front end of the push bucket 216 is of a tooth-shaped structure, a plurality of protrusions and round holes are uniformly distributed in the middle of the push bucket 216, the protrusions are used for fixing the cordate houttuynia, and the round holes are used for filtering water. The push bucket 216 plays an effective separation purpose, and the separation of the cordate houttuynia is realized.

Further, the U-shaped shovel 217 is of a U-shaped structure, and the bottom of the U-shaped shovel 217 is a blade inclined inwards by 15-20 degrees, so that houttuynia cordata in the inner area of the U-shaped shovel 217 can be conveniently cut off; shower nozzle 202 delivery port is flat structure, and shower nozzle 202 is unanimous with U type shovel 217 bottom inclination, and shower nozzle 202 of being convenient for sprays water to U type shovel 217 bottom and centre, realizes houttuyniae and earth quickly separating. The U-shaped shovel 217 with the structure mainly cuts the houttuynia cordata, so that the houttuynia cordata needs to be turned up from the soil body conveniently.

Further, a high-pressure water pump for providing high-pressure water is arranged inside the water tank 5, and a water outlet of the high-pressure water pump is connected with the water pipe 4. Can be used for providing high-pressure cleaning water through high-pressure water pump, in the course of the work, 5 high-pressure water pumps of water tank start, and the water under high pressure loops through water pipe 4, water pipe head 207 and shower nozzle 202 and erupts, realizes houttuyniate and earth separation in the U type shovel 217 region, finally with earth sanitization, 5 high-pressure water pumps of water tank shut down.

Example 2:

the method for collecting the cordate houttuynia by adopting the cordate houttuynia collecting device comprises the following steps of: the vehicle body 1 is in a state of stopping advancing, the first oil cylinder 206 retracts to drive the U-shaped shovel 217 to lift in place, the distance between the U-shaped shovel 217 and the ground is guaranteed to be larger than or equal to 0.1 m, the push bucket 216 is in a state of lifting, the bottom of the push bucket 216 is guaranteed to be higher than the top of the U-shaped shovel 217, and the acquisition method comprises the following steps:

step1, vehicle body forward: the vehicle body 1 is operated to move forward on the houttuynia cordata planting field, and the vehicle body stops when the running distance is equal to the length of the U-shaped shovel 217;

step2, cutting with shovel soil: piston rods of four groups of first oil cylinders 206 in the acquisition mechanism 2 extend out, and the U-shaped shovel 217 and the spray head 202 are driven to descend in place through the piston rod connecting piece 204, so that the U-shaped shovel 217 and the spray head 202 are synchronously inserted into soil, and the cutting edge at the bottom of the U-shaped shovel 217 cuts the houttuynia cordata in the soil;

step3, washing separation: starting a high-pressure water pump in the water tank 5, ejecting high-pressure water through the water pipe 4, the water pipe connector 207 and the spray head 202 in sequence, separating the houttuynia cordata and the soil in the area of the U-shaped shovel 217, finally cleaning the soil, and stopping the high-pressure water pump in the water tank 5;

step4, push polymerization: firstly, the second oil cylinder 209 retracts and the third oil cylinder 211 extends to enable the push bucket 216 to act, and the bottom of the push bucket 216 is enabled to be flush with the bottom of the U-shaped shovel 217 when the U-shaped shovel 217 descends to the right position; the first oil cylinder 206 retracts to drive the U-shaped shovel 217 to lift in place; when the advancing U-shaped shovel 217 of the vehicle body 1 is operated again, the vehicle body 1 stops, the push bucket 216 synchronously advances while the vehicle body 1 advances, and the separated cordate houttuynia in Step3 is pushed and gathered into the push bucket 216;

step5, lifting and overturning: the push bucket 216 is lifted upwards and turned over through the extending operation of the second oil cylinder 209 and the third oil cylinder 211, and finally the push bucket 216 is positioned right above the storage frame 3;

step6, collecting: the push hopper 216 is turned downwards through the extending operation of the second oil cylinder 209, the cordate houttuynia falls into the storage frame 3 to complete collection when the push hopper 216 is turned over, and the collection mechanism 2 is operated to an initial state;

and Step7, repeating the operation of Step 2-Step 6, emptying and transferring manually when the cordate houttuynia is fully collected in the storage frame 3, and operating the vehicle body 1 to turn around when the cordate houttuynia is completely collected along the forward direction of the vehicle body 1 in the cordate houttuynia planting field to realize collection of the other part of the area.

Claims

1. The utility model provides a heartleaf houttuynia herb collection system which characterized in that: the houttuynia cordata collecting device comprises a vehicle body (1) for driving the whole device to automatically walk, wherein a collecting mechanism (2) for collecting houttuynia cordata is fixedly mounted at the front end of the vehicle body (1), the collecting mechanism (2) is connected with a water tank (5) for supplying water through a water pipe (4), and the water tank (5) is fixedly mounted on two sides of the rear end of the vehicle body (1); a material storage frame (3) for collecting the collected cordate houttuynia is fixedly installed on the rear side of the collecting mechanism (2); the vehicle body (1) intermittently moves forward in a houttuynia cordata planting field, and the collecting mechanism (2) separates and collects the houttuynia cordata from soil in a high-pressure water washing mode;

the collecting mechanism (2) comprises a supporting frame (201), a spray head (202), a pipe clamp (203), a piston rod connecting piece (204), oil cylinder fixing seats (205), a first oil cylinder (206), a water pipe connector (207), a connecting seat (208), a second oil cylinder (209), a first pin shaft (210), a third oil cylinder (211), an L-shaped supporting arm (212), a second pin shaft (213), a U-shaped supporting arm (214), a third pin shaft (215), a push hopper (216) and a U-shaped shovel (217), wherein the oil cylinder fixing seats (205) are symmetrically arranged at the upper end of the supporting frame (201), the first oil cylinder (206) is respectively installed on each oil cylinder fixing seat (205), the piston rod connecting piece (204) is positioned at the lower end of the first oil cylinder (206), the piston rod connecting piece (204) is assembled with a piston rod head of the first oil cylinder (206), and the piston rod connecting piece (204) is symmetrically fixed on the outer side wall of the U-shaped shovel (217), the sprayer (202) is fixed on the inner side wall of the U-shaped shovel (217) through pipe clamps (203), the water pipe joint (207) is a flexible hose, two ends of the hose are connected with joints respectively, one joint is connected with the sprayer (202), and the other joint is connected with the water pipe (4);

u type support arm (214) is installed at fixed stay frame (201) rear end, and the top both sides of U type support arm (214) articulate through second round pin axle (213) respectively has L type support arm (212), two L type support arm (212) other end and connecting seat (208) bottom are articulated through two third round pin axles (215), and are two sets of second hydro-cylinder (209) one end is articulated through two first round pin axles (210) with two L type support arm (212) corner positions respectively, and two sets of second hydro-cylinder (209) other ends are articulated through two third round pin axles (215) with connecting seat (208) top, and are two sets of third hydro-cylinder (211) one end is articulated through two first round pin axles (210) with two L type support arm (212) corner positions respectively, and two sets of third hydro-cylinder (211) other ends are articulated through two second round pin axles (213) with U type support arm (214) both sides, push away the preceding terminal surface at connecting seat (208) is installed in fill (216).

2. The houttuynia cordata collection device of claim 1, wherein: the front end of the push bucket (216) is of a tooth-shaped structure, a plurality of bulges and round holes are uniformly distributed in the middle of the push bucket (216), the bulges are used for fixing the cordate houttuynia, and the round holes are used for filtering water.

3. The houttuynia cordata collection device of claim 1, wherein: the U-shaped shovel (217) is of a U-shaped structure, and the bottom of the U-shaped shovel is a blade inclined inwards by 15-20 degrees, so that houttuynia cordata in the inner area of the U-shaped shovel (217) can be conveniently cut off; shower nozzle (202) delivery port is the flat structure, and shower nozzle (202) are unanimous with U type shovel (217) bottom inclination, and shower nozzle (202) of being convenient for are to U type shovel (217) bottom and middle water spray, realize houttuyniae and earth quickly separating.

4. The houttuynia cordata collection device of claim 1, wherein: the water tank (5) is internally provided with a high-pressure water pump for providing high-pressure water, and a water outlet of the high-pressure water pump is connected with the water pipe (4).