CN114467465A - Houttuynia cordata harvesting and cleaning all-in-one machine for paddy field and harvesting method - Google Patents

Abstract

The invention provides an integrated machine for harvesting and washing of Houttuynia cordata in paddy fields and a harvesting method, which comprises a frame for supporting and carrying the entire equipment, and a mesh platform for cleaning is fixed on the top of the frame. The bottom end of the tail side of the frame is provided with a support slide plate; the head side of the frame is supported and installed with an excavation mechanism for excavating Houttuynia cordata; The transmission mechanism is connected, and the transmission mechanism is connected with the power device for providing power; the excavation mechanism is connected with the water pump outlet pipe through the water separation mechanism; the water pump outlet pipe is connected with the pump water device for water supply; the pump water The device supports are mounted on top of the rear side of the mesh platform. This all-in-one machine can be used for the harvesting of Houttuynia cordata planted in the viscous soil of paddy fields, replacing the traditional manual harvesting method, thereby improving the harvesting efficiency.

Description

A kind of integrated machine for harvesting and washing of Houttuynia cordata in paddy field and harvesting method

technical field

The invention belongs to the technical field of agricultural machinery, in particular to an integrated machine for harvesting and washing of Houttuynia cordata in paddy fields and a harvesting method.

Background technique

Most of the existing Houttuynia cordata harvesting machines are harvesting machines for planting Houttuynia cordata in dry fields. The harvesting project is divided into two major steps: first, the underground Houttuynia cordata Houttuynia cordata root is placed in the machine to realize the separation of mud root. The soil in dry fields is loose, and the soil can be separated from the roots of Houttuynia cordata by shaking, but the roots of Houttuynia cordata will be damaged during the rapid shaking process, which will affect the price. However, the soil quality of paddy fields is relatively sticky, and it is difficult to separate them by shaking methods used in dry fields. .

In view of the problem that the soil adhesion in paddy fields cannot be cleaned and separated by shaking, at present, the harvesting of Houttuynia cordata in paddy fields is mostly manual. , Wash the Houttuynia cordata root from the bottom soil, and then manually remove the Houttuynia cordata root from the ground for cleaning. The artificial harvesting method is adopted, which has low efficiency and high labor intensity, and the existing scouring mode is difficult to obtain water.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides an integrated machine for harvesting and washing of Houttuynia cordata in paddy fields and a harvesting method. The harvesting method improves the harvesting efficiency, reduces the labor intensity of the harvesting personnel, reduces the loss of water resources during the harvesting process, and achieves the effect of recycling.

In order to achieve the above-mentioned technical features, the purpose of the present invention is to achieve: an integrated machine for harvesting and washing of Houttuynia cordata in paddy fields, which includes a rack for supporting and bearing the entire equipment, and the top of the rack is fixed and useful On the cleaned mesh platform, a support slide plate is provided at the bottom end of one side of the tail of the frame; one side of the head of the frame is supported and installed with an excavation mechanism for excavating Houttuynia cordata; the excavation The mechanism is connected with the transmission mechanism for driving its rotation, and the transmission mechanism is connected with the power device for providing power; the excavation mechanism is connected with the water pump outlet pipe through the water separation mechanism; the water pump outlet pipe is connected with the pump for water supply The water device is connected; the water pump device is supported and installed on the top of the rear side of the mesh platform.

The power device includes a deceleration motor fixed on the top of the mesh platform, the deceleration motor is connected with a battery for supplying power; the battery is fixed on the top side of the mesh platform; The speed controller is connected; the output shaft of the reduction motor is connected with the input shaft of the reducer through a coupling; the reducer is connected with the transmission mechanism.

The transmission mechanism includes a small sprocket mounted on the output shaft of the reducer of the power unit, the small sprocket is meshed with the large sprocket through a chain for transmission, and the large sprocket is installed on the main shaft of the mining mechanism and drives it. Synchronized rotation.

The excavation mechanism serves as a walking driving wheel and an excavation device at the same time; it includes a first turntable and a second turntable arranged in parallel; the outer edges of the first turntable and the second turntable are evenly distributed and fixed in parallel with a plurality of main water pipes; The scouring branch pipes and the rake teeth are arranged at equal intervals and in parallel on the main water pipe; the inner side wall of the end of the scouring branch pipe is provided with water outlet holes; the main water pipe is connected with the water dividing mechanism; the water dividing mechanism is installed on the first turntable on the outer side wall.

The flushing branch pipe and the rake teeth are arranged obliquely and installed on the outer wall of the main water pipe, and the flushing branch pipe is communicated with the interior of the main water pipe.

The central part of the outer side wall of the second turntable is installed with a central shaft, the central shaft is rotatably supported on a bearing seat, the bearing seat is fixedly installed on the top of the end of the front support frame, and the front support frame is fixed on the frame. head.

The water distribution mechanism includes a water distribution plate fixed on the outer side wall of the first turntable of the excavation mechanism, and a plurality of installation holes are uniformly processed on the water distribution plate. The main water pipe is connected; the inside of the water distribution tray is rotatably supported with a water storage tray, and the outer side of the water storage tray is encapsulated by a side sealing plate; a water distribution hole is machined on the water storage tray, and the water distribution hole is connected with the installation hole It cooperates and only supplies water to the main water pipe inserted in the ground, and other main water pipes do not supply water, so as to ensure sufficient water pressure; a pipe joint is fixed on the outer wall of the side sealing plate, and the pipe joint is connected with the water pump outlet pipe, and the side sealing plate is A shaft sleeve is fixed at the center part of the outer wall of the shaft sleeve, and a support shaft is installed on the inner support of the shaft sleeve, and the support shaft is supported at the end of the front support frame.

The water pumping device comprises a water pump installation frame fixed on the mesh platform, an integrated water pump is installed on the water pump installation frame, the water inlet of the integrated water pump is connected to the water pump water inlet pipe, and the end of the water pump water inlet pipe is installed with a water inlet pipe shower head, The shower head of the water inlet pipe is connected with the water storage in the ditch of the paddy field; the water outlet of the integrated water pump is connected with the water outlet pipe of the water pump.

The number of the main water pipes is 6-12, and the water diversion holes are rectangular holes.

A method for harvesting Houttuynia cordata in paddy field by an integrated machine for harvesting and washing of Houttuynia cordata, comprising the following steps:

Step 1: Connect the shower head of the water inlet pipe to the field where the water has been stored in the paddy field through a hose, and directly take water, and connect the water outlet of the integrated water pump to the water distribution mechanism through the water outlet pipe of the water pump;

Step 2: start the power unit, provide electrical energy to the deceleration motor through the battery, drive the decelerator through the deceleration motor, drive the small sprocket through the decelerator, drive the large sprocket through the small sprocket and the chain, and drive the mining mechanism through the large sprocket;

Step 3: During operation, the water storage tray of the water distribution mechanism is relatively fixed to the frame, the water distribution tray is driven to rotate by power, and the water outlet of the integrated water pump is connected to the water storage tray through the water pump outlet pipe, and is connected to the water storage tray. Inject the water into the water storage tray, when the installation hole of the water distribution tray is rotated to the position connected to the water distribution hole, the water will flow from the outlet hole of the water storage tray into the main water pipe, and then the main water pipe will enter the flushing branch pipe to ensure flushing. The water pressure will wash away the roots of Houttuynia cordata and the soil at the bottom, and then pry out the ground by the upward rotating rake teeth and wrap it around the excavation mechanism;

Step 4: During the continuous rotation of the excavation mechanism, the Houttuynia cordata roots are manually removed after three-quarters of a circle and placed on the mesh platform for further cleaning to realize harvesting. The washed water flows into the field and circulates. use.

The present invention has the following beneficial effects:

1. This all-in-one machine can be used for the harvesting of Houttuynia cordata planted in the viscous soil of paddy fields, replacing the traditional manual harvesting method, thereby improving the harvesting efficiency and reducing the labor intensity of harvesters; The loss of water resources in the process of harvesting has the effect of recycling.

2. The above-mentioned power device is used to provide power for walking and mining, and the controller controls the rotation speed of the deceleration motor, thereby controlling the rotation speed of the mining mechanism

3. The transmission mechanism can be used to transmit power to the mining mechanism, the reducer drives the small sprocket, the chain is driven by the small chain wheel, and then the large chain wheel is driven by the chain, and finally the mining mechanism is driven by the large chain wheel.

4. The above-mentioned excavation mechanism is not only a walking driving wheel, but also excavating the Houttuynia cordata. During the working process, the excavation mechanism is driven to rotate by the transmission mechanism, so that the scouring branch pipe and the rake teeth are inserted into the paddy field, and the Houttuynia cordata is lifted up by prying.

5. The above-mentioned water distribution mechanism only supplies water to the flushing branch pipe inserted in the ground, and other flushing branch pipes do not supply water, so as to ensure sufficient water pressure.

Description of drawings

The present invention will be further described below with reference to the accompanying drawings and embodiments.

FIG. 1 is a schematic diagram of the overall device of the present invention.

FIG. 2 is a three-dimensional view of the overall device of the present invention from a first perspective.

FIG. 3 is a three-dimensional view of the overall device of the present invention from a second perspective.

Fig. 4 is a three-dimensional view of the mining mechanism of the present invention.

Fig. 5 is a three-dimensional view of the water separation mechanism of the present invention.

In the figure: frame 1, mesh platform 2, controller 3, battery 4, deceleration motor 5, coupling 6, small sprocket 7, reducer 8, chain 9, large sprocket 10, mining mechanism 11, The water pump outlet pipe 12, the integrated water pump 13, the water pump water inlet pipe 14, the support slide plate 15, the water inlet pipe shower head 16, the water pump mounting frame 17, the front support frame 18, the bearing seat 19, and the water distribution mechanism 20;

Support shaft 2001, side sealing plate 2002, pipe joint 2003, water distribution plate 2004, elbow 2005, water distribution hole 2006, installation hole 2007, shaft sleeve 2008;

The first turntable 1101 , the main water pipe 1102 , the scouring branch pipe 1103 , the rake teeth 1104 , the water outlet hole 1105 , and the second turntable 1106 .

Detailed ways

The embodiments of the present invention will be further described below with reference to the accompanying drawings.

Example 1:

1-5, an integrated machine for harvesting and washing of Houttuynia cordata in paddy field, which includes a rack 1 for supporting and carrying the entire equipment, and a mesh platform 2 for cleaning is fixed on the top of the rack 1, The bottom end of the rear side of the frame 1 is provided with a support slide 15; the head side of the frame 1 is supported and installed with an excavation mechanism 11 for excavating Houttuynia cordata; The transmission mechanism for driving its rotation is connected, and the transmission mechanism is connected with the power device for providing power; the excavation mechanism 11 is connected with the water pump outlet pipe 12 through the water separation mechanism 20; the water pump outlet pipe 12 is connected with the water supply pipe for water supply. The water pumping device is connected to the water pumping device; the water pumping device is supported and installed on the top of the rear side of the mesh platform 2 . This all-in-one machine can be used for the harvesting of Houttuynia cordata planted in the viscous soil of paddy fields, replacing the traditional manual harvesting method, thereby improving the harvesting efficiency, reducing the labor intensity of harvesters; reducing the harvesting process The loss of water resources has played a role in recycling. The transmission mechanism is driven by the power device, the excavation mechanism 11 is driven by the transmission mechanism, and then the excavation mechanism 11 extends into the paddy field geology, excavates the paddy field Houttuynia cordata, and pumps water through the pumping device to achieve high pressure Rinse, and finally realize the integrated operation of excavation and cleaning of Houttuynia cordata.

Further, the power unit includes a geared motor 5 fixed on the top of the mesh platform 2, and the geared motor 5 is connected with a battery 4 for providing power; the battery 4 is fixed on the top side of the mesh platform 2; The deceleration motor 5 is connected with the controller 3 for controlling its rotational speed; the output shaft of the deceleration motor 5 is connected with the input shaft of the reducer 8 through the coupling 6 ; the reducer 8 is connected with the transmission mechanism. The above-mentioned power device is used to provide power for walking and excavation, and the controller controls the rotation speed of the deceleration motor, thereby controlling the rotation speed of the excavation mechanism, and obtains a suitable harvesting speed according to different harvesting conditions. The speed is about one revolution per minute.

Further, the transmission mechanism includes a small sprocket 7 installed on the output shaft of the reducer 8 of the power unit, the small sprocket 7 is meshed with the large sprocket 10 through the chain 9 for transmission, and the large sprocket 10 is installed on the The main shaft of the excavation mechanism 11 is driven to rotate synchronously. The transmission mechanism can be used to transmit power to the mining mechanism 11, the reducer 8 drives the small sprocket 7, drives the chain 9 through the small sprocket 7, and then drives the large sprocket 10 by the chain 9, and finally drives the mining through the large sprocket 10. Digging mechanism 11 .

Further, the excavation mechanism 11 serves as a traveling drive wheel and an excavation device at the same time; it includes a first turntable 1101 and a second turntable 1106 arranged in parallel; the outer edges of the first turntable 1101 and the second turntable 1106 are evenly distributed and parallel A plurality of main water pipes 1102 are fixed; scouring branch pipes 1103 and rake teeth 1104 are arranged in parallel and at equal intervals on the main water pipe 1102; a water outlet hole 1105 is provided on the inner wall of the end of the scouring branch pipe 1103; the main water pipe 1102 is connected to The water separation mechanism 20 is connected; the water separation mechanism 20 is installed on the outer side wall of the first turntable 1101 . The above-mentioned excavation mechanism 11 is not only a walking driving wheel, but also excavates the Houttuynia cordata. During the working process, the excavation mechanism 11 is driven to rotate by the transmission mechanism, so that the flushing branch pipe 1103 and the rake teeth 1104 are inserted into the paddy field, and the Houttuynia cordata is lifted up by prying.

Further, the flushing branch pipe 1103 and the rake teeth 1104 are arranged obliquely and installed on the outer wall of the main water pipe 1102 , and the flushing branch pipe 1103 communicates with the interior of the main water pipe 1102 . By sloping the security, it is ensured that the Houttuynia cordata can be easily pryed up.

Further, a center shaft is installed at the center of the outer side wall of the second turntable 1106, and the center shaft is rotatably supported on the bearing seat 19, and the bearing seat 19 is fixedly installed on the top of the end of the front support frame 18. The support frame 18 is fixed on the head of the frame 1 . Through the above bearing support, the smooth rotation of the excavation mechanism 11 is ensured.

Further, the water dividing mechanism 20 includes a water dividing plate 2004 fixed on the outer side wall of the first turntable 1101 of the excavation mechanism 11, and a plurality of mounting holes 2007 are evenly distributed on the water dividing plate 2004. The hole 2007 is communicated with the main water pipe 1102 of the excavation mechanism 11 through the elbow 2005; the inside of the water distribution plate 2004 is rotatably supported with a water storage plate 2009, and the outer side of the water storage plate 2009 is encapsulated by the side sealing plate 2002; A water distribution hole 2006 is machined on the plate 2009, the water distribution hole 2006 is matched with the installation hole 2007 and only supplies water to the main water pipe 1102 inserted in the ground, and other main water pipes 1102 do not supply water, so as to ensure sufficient water pressure; the A pipe joint 2003 is fixed on the outer wall of the side sealing plate 2002, and the pipe joint 2003 is communicated with the water outlet pipe 12 of the water pump. The support shaft 2001 is supported at the end of the front support frame 18 . Only the flushing branch pipe 1103 inserted in the ground is supplied with water by the above-mentioned water dividing mechanism, and the other flushing branch pipes 1103 are not supplied with water, thereby ensuring sufficient water pressure. In the specific working process, the water storage tray 2009 of the water distribution mechanism 20 is fixed relative to the frame 1, the water distribution tray 2004 is driven to rotate by power, and the water outlet of the integrated water pump 13 passes through the water pump outlet pipe 12 and the water storage tray. 2009 is connected, and water is injected into the water storage tray 2009. When the installation hole 2007 of the water distribution tray 2004 is rotated to the position connected to the water distribution hole 2006, the water will flow from the water outlet hole of the water storage tray 2009 into the main water pipe 1102. The main water pipe 1102 then enters the flushing branch pipe 1103 to ensure the flushing water pressure.

Further, the water pumping device includes a water pump installation frame 17 fixed on the mesh platform 2, an integrated water pump 13 is installed on the water pump installation frame 17, and the water inlet of the integrated water pump 13 is connected to the water pump water inlet pipe 14, and the water pump water inlet pipe The end of 14 is installed with a water inlet pipe shower head 16, and the water inlet pipe shower head 16 is communicated with the water storage of the paddy field; the water outlet of the integrated water pump 13 is communicated with the water pump outlet pipe 12. The water pumping device can be used to provide high pressure water. During the working process, water is pumped by the integrated water pump 13 , the high pressure water is flushed into the water pump outlet pipe 12 by the integrated water pump 13 , and then the water is supplied to the flushing branch pipe 1103 through the water pump outlet pipe 12 , thereby realizing soil separation.

Further, the number of the main water pipes 1102 is 6-12, and the water diversion holes 2006 are rectangular holes. The water diversion hole 2006 of the water storage tray adopts a rectangular hole to ensure a reasonable transition of the water outlet holes of the water diversion tray, and there will be no blocking phenomenon.

Further, the diameter of the main water pipe 1102 is larger, and the diameter of the end of the scouring branch pipe 1103 is smaller, which can ensure the scouring water pressure, scour and separate the Houttuynia cordata root from the bottom soil, and then pry out the ground by the upward rotating rake teeth and wrap it around the excavation. institution.

Example 2:

A method for harvesting Houttuynia cordata in paddy field by an integrated machine for harvesting and washing of Houttuynia cordata, comprising the following steps:

Step 1: Connect the shower head 16 of the water inlet pipe to the field where the water has been stored in the paddy field through a hose, and directly take water, and connect the water outlet of the integrated water pump 13 to the water distribution mechanism 20 through the water pump outlet pipe 12;

Step 2: Start the power unit, provide electrical energy to the deceleration motor 5 through the battery 4, drive the decelerator 8 through the deceleration motor 5, drive the small sprocket 7 through the decelerator 8, and drive the large sprocket 10 through the small sprocket 7 and the chain 9, Drive the mining mechanism 11 through the large sprocket 10;

Step 3: During operation, the water storage tray 2009 of the water distribution mechanism 20 is fixed relative to the frame 1, the water distribution tray 2004 is driven to rotate by power, and the water outlet of the integrated water pump 13 passes through the water pump outlet pipe 12 and the storage tank. The water tray 2009 is connected, and water is injected into the water storage tray 2009. When the installation hole 2007 of the water distribution tray 2004 is rotated to the position connected to the water distribution hole 2006, the water will flow into the main water pipe from the water outlet hole of the water storage tray 2009. 1102, enter the flushing branch pipe 1103 from the main water pipe 1102 again, ensure the flushing water pressure, wash away the Houttuynia cordata root and the bottom soil, and then pry out the ground by the upwardly rotating rake teeth 1104, and wrap it around the excavation mechanism;

Step 4: While the excavation mechanism 11 continues to rotate, the Houttuynia cordata roots are manually removed after three-quarters of a circle and placed on the mesh platform 2 for further cleaning to realize harvesting, and the washed water flows into the fields ,Recycling.

Claims (10)

1. An integrated machine for harvesting and washing of Houttuynia cordata in paddy fields, characterized in that it comprises a rack (1) for supporting and carrying the entire equipment, and a net for cleaning is fixed on the top of the rack (1). The hole platform (2) is provided with a support slide plate (15) at the bottom end of the rear side of the frame (1); An excavation mechanism (11); the excavation mechanism (11) is connected with a transmission mechanism for driving the rotation thereof, and the transmission mechanism is connected with a power device for providing power; the excavation mechanism (11) is connected by a water separation mechanism (20) is connected with the water pump outlet pipe (12); the water pump outlet pipe (12) is connected with a water pump device for water supply; the water pump device is supported and installed on the top of the rear side of the mesh platform (2). 2. The integrated machine for harvesting and washing Houttuynia cordata according to claim 1, characterized in that: the power device comprises a geared motor (5) fixed on the top of the mesh platform (2), and the geared motor ( 5) Connected to a battery (4) for supplying power; the battery (4) is fixed on the top side of the mesh platform (2); the deceleration motor (5) is connected to a controller ( 3) Connected; the output shaft of the reduction motor (5) is connected with the input shaft of the reducer (8) through the coupling (6); the reducer (8) is connected with the transmission mechanism. 3. The integrated machine for harvesting and washing Houttuynia cordata according to claim 1 or 2, characterized in that: the transmission mechanism comprises a small sprocket (7) mounted on the output shaft of the reducer (8) of the power unit ), the small sprocket (7) is meshed with the large sprocket (10) through the chain (9) for transmission, and the large sprocket (10) is installed on the main shaft of the mining mechanism (11) and drives it to rotate synchronously. 4. A paddy field Houttuynia cordata harvesting and washing integrated machine according to claim 1, characterized in that: the excavation mechanism (11) serves as a walking driving wheel and an excavation device at the same time; comprising a first turntable (11) arranged in parallel 1101) and the second turntable (1106); the outer edges of the first turntable (1101) and the second turntable (1106) are evenly distributed and fixed in parallel with a plurality of main water pipes (1102); the main water pipes (1102) are superior The flushing branch pipes (1103) and the rake teeth (1104) are arranged in parallel and spaced apart; a water outlet hole (1105) is provided on the inner side wall of the end of the flushing branch pipe (1103); the main water pipe (1102) and the water dividing mechanism (20) ) are connected; the water dividing mechanism (20) is installed on the outer side wall of the first turntable (1101). 5. The integrated machine for harvesting and washing Houttuynia cordata according to claim 4, characterized in that: the flushing branch pipe (1103) and the rake teeth (1104) are arranged obliquely and installed on the outer wall of the main water pipe (1102), The flushing branch pipe (1103) communicates with the interior of the main water pipe (1102). 6. The integrated machine for harvesting and washing Houttuynia cordata according to claim 4, characterized in that: a central shaft is installed on the central part of the outer side wall of the second turntable (1106), and the central shaft is rotatably supported on a bearing On the seat (19), the bearing seat (19) is fixedly installed on the top of the end of the front support frame (18), and the front support frame (18) is fixed on the head of the frame (1). 7. The integrated machine for harvesting and washing Houttuynia cordata according to claim 1 or 4, characterized in that: the water dividing mechanism (20) comprises a first turntable (1101) fixed on the excavation mechanism (11) A water distribution plate (2004) on the outer side wall, a plurality of installation holes (2007) are uniformly processed on the water distribution plate (2004), and the installation holes (2007) pass through the elbow (2005) and the excavation mechanism ( 11) is connected to the main water pipe (1102); the inside of the water distribution plate (2004) is rotatably supported with a water storage plate (2009), and the outer side of the water storage plate (2009) is encapsulated by a side sealing plate (2002); A water diversion hole (2006) is processed on the water tray (2009), and the water diversion hole (2006) is matched with the installation hole (2007) and only supplies water to the main water pipe (1102) inserted in the ground, and other main water pipes (1102) ) does not supply water, so as to ensure sufficient water pressure; a pipe joint (2003) is fixed on the outer wall of the side sealing plate (2002), and the pipe joint (2003) is communicated with the water pump outlet pipe (12), and the side sealing plate (2002) A shaft sleeve (2008) is fixed at the central part of the outer wall of the ), and a support shaft (2001) is installed on the inner support of the shaft sleeve (2008), and the support shaft (2001) is supported at the end of the front support frame (18). 8. The integrated machine for harvesting and washing of Houttuynia cordata according to claim 1, wherein the pumping device comprises a water pump mounting frame (17) fixed on the mesh platform (2), the water pump mounting frame An integrated water pump (13) is installed on the (17), the water inlet of the integrated water pump (13) is connected to the water pump water inlet pipe (14), and the end of the water pump water inlet pipe (14) is installed with a water inlet pipe shower head (16), and the water inlet pipe The shower head (16) is communicated with the water storage in the ditch of the paddy field; the water outlet of the integrated water pump (13) is communicated with the water outlet pipe (12) of the water pump. 9. The integrated machine for harvesting and washing of Houttuynia cordata according to claim 7, characterized in that: the number of the main water pipes (1102) is 6-12, and the water dividing holes (2006) are rectangular holes. . 10. adopt the method for harvesting the paddy field Houttuynia cordata by the paddy field Houttuynia cordata harvesting and cleaning integrated machine described in any one of claims 1-9, it is characterized in that, comprising the following steps: Step 1: Connect the shower head (16) of the water inlet pipe to the field where the paddy field has stored water through a hose, and directly take water, and connect the water outlet of the integrated water pump (13) to the water distribution mechanism (20) through the water outlet pipe (12) of the water pump. ) are connected; Step 2: Start the power unit, provide electrical energy to the deceleration motor (5) through the battery (4), drive the decelerator (8) through the deceleration motor (5), and drive the small sprocket (7) through the decelerator (8). The sprocket (7) and the chain (9) drive the large sprocket (10), and drive the mining mechanism (11) through the large sprocket (10); Step 3: During operation, the water storage tray (2009) of the water distribution mechanism (20) is fixed relative to the frame (1), the water distribution tray (2004) is driven to rotate by power, and the integrated water pump (13) The water outlet of the water pump is connected with the water storage tray (2009) through the water pump outlet pipe (12), and the water is injected into the water storage tray (2009). At the position where the holes (2006) are connected, the water will flow from the outlet hole of the water storage tray (2009) into the main water pipe (1102), and then from the main water pipe (1102) into the flushing branch pipe (1103), to ensure the flushing water pressure, and the fish The roots of Xingcao are washed away from the soil at the bottom, and then pryed out of the ground by the upwardly rotating rake teeth (1104), and wrapped around the excavation mechanism; Step 4: During the continuous rotation of the excavation mechanism (11), the Houttuynia cordata roots are manually removed after three-quarters of a circle and placed on the mesh platform (2) for further cleaning, so as to realize the harvesting. The water flows into the fields and is recycled.

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