CN113812254A

CN113812254A - Multi-brush-roller paddy field water chestnut digging equipment based on crawler chassis and use method thereof

Info

Publication number: CN113812254A
Application number: CN202111171519.2A
Authority: CN
Inventors: 张国忠; 董昭; 刘浩蓬; 周勇; 吴擎; 陈学玉; 陈立明
Original assignee: Huazhong Agricultural University
Current assignee: Huazhong Agricultural University
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-21
Anticipated expiration: 2041-10-08
Also published as: CN113812254B

Abstract

The invention discloses multi-brush-roller type paddy field water chestnut digging equipment based on a crawler chassis and a using method thereof. The water chestnut harvester has strong adaptability, changes the current situation that the water chestnut harvesting efficiency is low by means of hydraulic flushing and the water chestnuts need to be manually fished, also improves the difficulty of water chestnut harvesting in the south viscous soil environment, adopts the crawler driving chassis to be combined with all working parts, extracts the water chestnuts from the field, filters soil, greatly improves the cleaning rate and the harvesting efficiency, can be operated by one person without the human body contacting the water surface, realizes mechanical movement and water chestnut harvesting operation by an operator through the control handle, solves the current situation that the water is still needed by the human body compared with the existing water chestnut harvester in the current market, improves the operation environment, is flexible to operate, can adapt to various field operation environments, and solves the problem that the water chestnut industry development is restricted due to the difficulty in water chestnut harvesting.

Description

Multi-brush-roller paddy field water chestnut digging equipment based on crawler chassis and use method thereof

Technical Field

The invention relates to the technical field of water chestnut digging, in particular to a multi-brush-roller type paddy field water chestnut digging device based on a crawler chassis and a use method thereof.

Background

The water chestnut is an aquatic economic crop, has multiple purposes, can be eaten, has certain medicinal effect, is an aquatic vegetable and a special agricultural product which are easy to plant and have high yield, are popular with people, the water chestnuts are planted in a plurality of provinces and have higher economic value, but the harvest of the water chestnuts in China mainly depends on an artificial mode, the two existing harvesting modes have a plurality of problems, the dry land harvesting mainly depends on manually using a flat shovel to dig and harvest the water chestnuts, the harvesting mode has the problems of high breakage rate, large loss, high labor intensity, low efficiency and the like, the water chestnut is harvested by manually flushing a water gun in paddy field harvesting, the damage rate and the loss rate of the harvesting mode are relatively lower, but the problems of high labor intensity, low efficiency and the like exist at any time, in short, the existing harvesting mode has a larger problem, and the development of the water chestnut industry is seriously restricted.

The prior art has the following defects: the water chestnuts are excavated by tools such as a flat shovel and the like manually for a long time, the long-time stooping operation is needed in the excavating process, the water chestnuts are easily damaged by peasants with insufficient experience, the operation condition is severe, the efficiency is low, the excavating range is smaller, the problems of low excavating efficiency, high labor intensity and the like still exist although the existing harvesting mode of flushing by using a high-pressure water gun is adopted, various water chestnut harvesting machines are on the market at present, most of the machines are not specially designed for water chestnut harvesting, the machines are simply improved on the existing hydraulic flushing type lotus root excavating machine, the limitation is large, the working efficiency is low, the flushing effect in viscous soil is not ideal, the relevant machines specially designed for water chestnut harvesting are improved, the water chestnuts still need to be manually fished out in the field although the water chestnut flushing effect is improved, the operating conditions are still not improved.

Disclosure of Invention

The invention aims to provide multi-brush-roller type paddy field water chestnut digging equipment based on a crawler chassis and a using method thereof, and aims to solve the problems.

In order to achieve the purpose, the invention provides the following technical scheme: the multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis comprises a crawler driving chassis, a rack body, a height adjusting assembly, an executing assembly and a lifting separating assembly, wherein the height adjusting assembly is symmetrically installed at four corners of the side wall of the rack body, the crawler driving chassis is correspondingly connected below the rack body, the height adjusting assembly and the crawler driving chassis are correspondingly locked and fixed, the executing assembly is installed on one side of the rack body, and the lifting separating assembly is correspondingly obliquely installed on the other side of the rack body.

As a further preferred feature of the present technical solution, the entire frame body is a rectangular structure, a cab is reserved in the middle of the upper surface of the frame body, the cab is used for operating mechanical walking and working components, and the cab is equipped with an engine and a hydraulic system, which are in transmission connection with the working components.

As a further preferable mode of the technical solution, the track driving chassis is used for carrying working parts and walking in the field, and the track driving chassis can drive equipment to perform operations such as steering.

As a further preferred of this technical scheme, the height adjustment subassembly includes two sets of reinforcement connecting pieces, two sets of pneumatic cylinders, and is two sets of reinforcement connecting piece symmetry slidable mounting is at frame body both sides wall, the pneumatic cylinder passes through the support closure and installs on reinforcement connecting piece inner wall top, and the pneumatic cylinder output corresponds the transmission with the frame body and is connected, it is fixed with the corresponding closure of track drive chassis to consolidate the connecting piece.

As a further preferred of this technical scheme, consolidate the connecting piece inner wall and correspond sliding connection with frame body lateral wall, and consolidate the connecting piece and adopt to strengthen the steel suppression and form.

As a further preferred of this technical scheme, the executive component includes that reservation section, multiunit are horizontal brush roll, multiunit sprocket and multiunit are supplementary to be adopted and dig the piece, reservation section runs through and sets up this internal front end in frame, the multiunit horizontal brush roll both ends are passed through the bearing and are rotated and install in reservation section, and the multiunit is horizontal brush roll side by side the interval and install in reservation section, the sprocket corresponds fixed cover and establishes at horizontal brush roll both ends, and the sprocket passes through the chain and is connected with the power supply transmission, the multiunit is supplementary to be adopted and is dug a evenly distributed at horizontal brush roll lateral wall all around.

As a further preferred option of the technical scheme, the auxiliary digging elements are uniformly distributed on the outer surface of the transverse brush roll in a surrounding manner at intervals, and the outer part of the auxiliary digging element is wrapped with a protective sleeve.

As a further preferred of this technical scheme, it leaves the strip bars to promote the separable set and include No. two reservation districts, two sets of installed parts, two sets of positioning baffle, two sets of transmission shafts, two sets of lift chains and multicomponent, No. two reservation districts run through and set up at this internal afterbody of frame, and are two sets of the installed part passes through the parallel closure of support and installs both sides in No. two reservation districts, positioning baffle passes through the bolt closure and installs at the installed part inner wall, and is two sets of the transmission shaft passes through parallel rotation and installs top, bottom in two sets of positioning baffle, and lift chain symmetry cover establishes between two sets of transmission shafts, and the transmission shaft is connected with the power supply transmission, the multiunit the separation strip bars interval closure is installed on the lift chain, frame body afterbody corresponds installs down the hopper, and down the hopper and multicomponent leave the strip bars and correspond the setting.

As a further preferred aspect of the present technical solution, the whole lifting chain is disposed in an inclined shape, and the tail portions of the separation bars are all designed to adopt an arc-shaped upward-moving structure.

The use method of the multi-brush-roller type paddy field water chestnut digging equipment based on the crawler chassis comprises the following specific use steps:

step 1, preparation: when the device is used, the reinforcing connecting piece of the device and the track driving chassis are correspondingly locked and fixed, the track driving chassis is electrically connected with a cab of the device, the harvesting machine is driven to the shore of the field, meanwhile, a discharging hopper of the mechanical device is communicated with an external material receiving box, then a worker enters the cab to carry out forward, backward, steering and other operations on the harvesting machine, and the whole processing range of the device is enlarged.

Step 2, height adjustment: through being equipped with the altitude mixture control subassembly, because the frame body is connected with track drive chassis through consolidating the connecting piece to by pneumatic cylinder drive to the whole working height of frame body adjust from top to bottom, according to paddy field ponding and silt degree of depth adjustment working process in the excavation degree of depth, the operator starts the engine of water chestnut harvesting machine, slowly drives into the paddy field with harvesting machine, and after the standby machinery is stable, can operate and open the execution module, promote the work of separation module and begin the water chestnut results operation.

Step 3, excavating treatment: through being equipped with the executive module, the power source drives the sprocket, make horizontal brush roll correspond rotatory the rotation in a reservation district, the linkage is supplementary to be adopted and is dug the piece and rotate, can adopt the excavation to the inside water chestnut of soil, make the water chestnut expose soil, make things convenient for the staff to carry out the subsequent handling, and the rotational speed that operator's accessible hydrovalve control corresponds the sprocket reaches the dynamic adjustment to different horizontal brush roll rotational speeds, can match different arrangements according to actual processing demand, avoid rotational speed to produce the damage to the water chestnut too fast, the whole simple operation, utilize multiunit horizontal brush roll to accomplish water chestnut excavation work.

And 4, separation and filtration: through being equipped with the promotion separation element, utilize the execution module to dig the back to the water chestnut, automatically controlled lifting chain work, it promotes to drive multicomponent separation bar bars and follow the lifting chain, the separation bar bars of bottommost contacts with the water chestnut that exposes in the soil and collects, follow lifting chain promotes afterwards, the circulation promotion collection to the water chestnut has been realized, and can separate the clearance through separating the bar bars to the muddy water that the water chestnut carried at the in-process that promotes, the cleanliness factor of water chestnut has been guaranteed, the follow-up cleaning strength of staff has been reduced, the whole degree of difficulty of gathering has been reduced, equipment wholly coherence is stronger simultaneously, can be synchronous adopt digging and sustainable circulation to the water chestnut to collect the transport after digging, degree of automation is high.

And 5, collecting for later use: the separated water chestnuts are conveyed to a discharging hopper to be discharged along with an ascending chain, the water chestnuts are quickly poured onto the discharging hopper and are transferred through the discharging hopper, and finally the separated water chestnuts are conveyed to an external material collecting box through the discharging hopper to finish water chestnut harvesting.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the water chestnut collecting and conveying device, the lifting and separating component is arranged, the lifting and separating chain works in an electric control mode, the multi-group separating bar grids are driven to lift along with the lifting and conveying chain, the separating bar grid at the bottommost is in contact with water chestnuts exposed in soil to be collected, the lifting is carried out along with the lifting and conveying chain, the water chestnuts are circularly lifted and collected, muddy water and the like carried by the water chestnuts can be separated and cleaned through the separating bar grids in the lifting process, the cleanliness of the water chestnuts is guaranteed, the water chestnuts can be synchronously picked and circularly collected and conveyed continuously, and the automation degree is high;

2. according to the water chestnut harvester, the execution assembly is arranged, the power source drives the chain wheel, so that the transverse brush roll rotates correspondingly in the reserved area I, the linkage auxiliary digging part rotates to dig water chestnuts in soil, the water chestnuts are exposed out of the soil, an operator can dynamically adjust the rotating speeds of the corresponding chain wheel through the hydraulic valve to control the rotating speeds of the corresponding chain wheel, different matching speeds can be selected according to actual processing requirements, and the water chestnuts are prevented from being damaged due to the fact that the rotating speeds are too fast;

3. according to the invention, the height adjusting assembly is arranged, and the machine frame body is connected with the crawler driving chassis through the reinforcing connecting piece and is driven by the hydraulic cylinder to adjust the overall working height of the machine frame body up and down, so that the excavating depth in the working process is adjusted according to the accumulated water and sludge depth of the paddy field.

Drawings

FIG. 1 is an overall front view of a multi-brush-roller type paddy field water chestnut digging device based on a crawler chassis and a use method thereof;

FIG. 2 is a schematic diagram of distribution of an elevating chain and a separation bar grid of the multi-brush-roller type paddy field water chestnut digging equipment based on the crawler chassis and the use method thereof;

FIG. 3 is a schematic diagram of the distribution of transverse brush rolls of the multi-brush-roll type paddy field water chestnut digging equipment based on the crawler chassis and the use method thereof;

FIG. 4 is a schematic structural diagram of a lifting and separating assembly of the multi-brush-roller type paddy field water chestnut digging equipment based on the crawler chassis and the use method thereof;

FIG. 5 is an overall side view of a multi-brush roller type paddy field water chestnut digging apparatus based on a crawler chassis and a method of using the same;

FIG. 6 is a schematic diagram of distribution of transverse brush rolls and auxiliary digging pieces of the multi-brush-roll type paddy field water chestnut digging equipment based on the crawler chassis and the using method thereof;

FIG. 7 is an enlarged schematic view at A in FIG. 2 of the multi-brush-roller type paddy field water chestnut digging equipment based on the crawler chassis and the use method thereof.

In the figure: 1. feeding a hopper; 2. a frame body; 3. a height adjustment assembly; 4. an execution component; 5. lifting the separation assembly; 6. a cab; 7. reinforcing the connecting piece; 8. a hydraulic cylinder; 9. a reserved area I; 10. Transversely arranging a brush roll; 11. a sprocket; 12. auxiliary digging elements; 13. a second reserved area; 14. a mounting member; 15. Positioning a baffle plate; 16. a drive shaft; 17. an elevator chain; 18. and (5) separating the bar grids.

Detailed Description

The technical solution in 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.

Referring to fig. 1-7, the present invention provides a technical solution: multi-brush-roller paddy field water chestnut digging equipment based on crawler chassis comprises a crawler driving chassis, a rack body 2, height adjusting assemblies 3, executing assemblies 4 and lifting separating assemblies 5, wherein the height adjusting assemblies 3 are symmetrically installed at four corners of the side wall of the rack body 2, the crawler driving chassis is correspondingly connected to the lower portion of the rack body 2, the height adjusting assemblies 3 and the crawler driving chassis are correspondingly locked and fixed, the executing assemblies 4 are installed on one side of the rack body 2, and the lifting separating assemblies 5 are obliquely installed on the other side of the rack body 2 correspondingly.

In the embodiment, specifically, the rack body 2 is a rectangular structure as a whole, a cab 6 is reserved in the middle of the upper surface of the rack body 2, the cab 6 is used for operating mechanical walking and working components, and the cab 6 is provided with an engine and a hydraulic system which are respectively in transmission connection with the working components.

In this embodiment, specifically, the track-driven chassis is used for carrying working components and walking in the field, and the track-driven chassis can drive equipment to perform operations such as steering.

In this embodiment, it is concrete, height adjusting part 3 includes two sets of reinforcement connecting piece 7, two sets of pneumatic cylinder 8, and is two sets of reinforcement connecting piece 7 symmetry slidable mounting is at 2 both sides walls of frame body, pneumatic cylinder 8 passes through the support closure and installs on 7 inner walls tops of reinforcement connecting piece, and 8 outputs of pneumatic cylinder are connected with frame body 2 corresponds the transmission, reinforcement connecting piece 7 corresponds the closure with track driving chassis and fixes, because frame body 2 is connected with track driving chassis through reinforcement connecting piece 7 to by the pneumatic cylinder drive to the whole working height of frame body 2 adjust from top to bottom, excavate the degree of depth in the regulation course of working according to paddy field ponding and silt degree of depth.

In this embodiment, specifically, the inner wall of the reinforcing connecting piece 7 corresponds to the side wall of the rack body 2 in a sliding connection, and the reinforcing connecting piece 7 is formed by pressing reinforcing steel.

In this embodiment, the executing assembly 4 includes a first reserved area 9, a plurality of sets of transverse brush rolls 10, a plurality of sets of chain wheels 11, and a plurality of sets of auxiliary digging elements 12, the first reserved area 9 penetrates through the front end in the frame body 2, two ends of a plurality of groups of transverse brush rolls 10 are rotatably arranged in the first reserved area 9 through bearings, and a plurality of groups of transverse brush rolls 10 are arranged in the first reserved area 9 at intervals side by side, the chain wheels 11 are correspondingly and fixedly sleeved at the two ends of the transverse brush rolls 10, the chain wheel 11 is in transmission connection with a power source through a chain, a plurality of groups of auxiliary digging parts 12 are evenly distributed on the peripheral side wall of the transverse brush roll 10, the power source drives the chain wheel 11, the transverse brush roll 10 correspondingly rotates in the first reserved area 9, the linkage auxiliary digging part 12 rotates, water chestnuts in the soil can be dug, and the water chestnuts are exposed out of the soil.

In this embodiment, specifically, the auxiliary digging parts 12 are uniformly distributed on the outer surface of the transverse brush roll 10 at intervals in a surrounding manner, and a protective sleeve is wrapped outside the auxiliary digging parts 12.

In this embodiment, specifically, the lifting separation assembly 5 includes a second reserved area 13, two sets of installation members 14, two sets of positioning baffles 15, two sets of transmission shafts 16, two sets of lifting chains 17 and a multi-component separation bar 18, the second reserved area 13 penetrates through the rear portion of the rack body 2, the two sets of installation members 14 are installed at two sides of the second reserved area 13 in a parallel locking manner through a bracket, the positioning baffles 15 are installed on the inner wall of the installation members 14 in a locking manner through bolts, the two sets of transmission shafts 16 are installed at the top end and the bottom end of the two sets of positioning baffles 15 in a parallel rotating manner, the lifting chains 17 are symmetrically sleeved between the two sets of transmission shafts 16, the transmission shafts 16 are in transmission connection with a power source, the multiple sets of separation bar bars 18 are installed on the lifting chains 17 in a locking manner at intervals, the discharge hoppers 1 are correspondingly installed at the rear portion of the rack body 2, and the discharge hoppers 1 are correspondingly arranged with the multi-component separation bar 18, the electric control lifting chain 17 works to drive the multi-component separation bars 18 to lift along with the lifting chain 17, the separation bars 18 at the bottommost contact with the water chestnuts exposed in the soil to be collected and lift along with the lifting chain 17, so that the circulation lifting and collection of the water chestnuts are realized, muddy water and the like carried by the water chestnuts can be separated and cleaned through the separation bars 18 in the lifting process, and the cleanliness of the water chestnuts is ensured.

In this embodiment, specifically, the whole lifting chain 17 is arranged in an inclined manner, and the tail of the separation bar grating 18 is designed to be in an arc-shaped upward-moving structure, so that water chestnuts can be blocked while a good filtering effect is ensured, and the situation of falling is avoided.

step 1, preparation: when the device is used, the reinforcing connecting piece 7 of the device is correspondingly locked and fixed with the track driving chassis, the track driving chassis is electrically connected with the cab 6 of the device, then the harvesting machine is driven to the shore of the field, meanwhile, the discharging hopper 1 of the mechanical device is communicated with an external material collecting box, and then a worker enters the cab 6 to carry out forward, backward, steering and other operations on the harvesting machine, so that the overall processing range of the device is enlarged.

Step 2, height adjustment: through being equipped with height adjustment subassembly 3, because frame body 2 is connected with track drive chassis through consolidating connecting piece 7 to by pneumatic cylinder 8 drive to adjust about the whole operating height of frame body 2, according to paddy field ponding and the excavation depth of silt degree of depth adjustment course, the operator starts the engine of water chestnut harvesting machine, slowly drives into the paddy field with harvesting machine, and after the standby machinery is stable, can operate and open executive component 4, promote 5 work of separator block and begin the water chestnut results operation.

Step 3, excavating treatment: through being equipped with executive component 4, the power source drives sprocket 11, make horizontal brush roll 10 correspond rotatory the rotating in reservation district 9 No. one, the supplementary piece 12 of digging of adopting of linkage is rotatory, can adopt to dig the inside water chestnut of soil, make the water chestnut expose soil, make things convenient for the staff to carry out the subsequent handling, and operator's accessible hydrovalve control corresponds the rotational speed of sprocket 11 and reaches the dynamic adjustment to different horizontal brush roll 10 rotational speeds, can match different speeds according to actual processing demand, avoid the rotational speed to produce the damage to the water chestnut too fast, the whole simple operation, utilize multiunit horizontal brush roll 10 to accomplish water chestnut excavation work.

And 4, separation and filtration: through being equipped with promotion separation element 5, utilize execution module 4 to dig the back to the water chestnut, automatically controlled lifting chain 17 work, drive multicomponent strip bars 18 and follow lifting chain 17 and promote, the separation strip bars 18 of bottommost contacts with the water chestnut that exposes in the soil and collects, follow lifting chain 17 promotion afterwards, realized promoting the collection to the circulation of water chestnut, and can separate the clearance through separation strip bars 18 to the muddy water that the water chestnut carried at the in-process that promotes, the cleanliness factor of water chestnut has been guaranteed, the follow-up clearance intensity of staff has been reduced, the whole collection degree of difficulty has been reduced, equipment whole continuity is stronger simultaneously, can be synchronous dig and sustainable circulation collect the transport to the water chestnut after digging, degree of automation is high.

And 5, collecting for later use: the separated water chestnuts are conveyed to the discharging hopper 1 to be discharged along with the lifting chain 17, the water chestnuts are quickly poured onto the discharging hopper 1 and are transferred through the discharging hopper 1, and finally the separated water chestnuts are conveyed to an external material collecting box through the discharging hopper 1, so that water chestnut harvesting is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Multi-brush-roller paddy field water chestnut digging equipment based on crawler chassis is characterized by comprising a rack body (2), a height adjusting assembly (3), an executing assembly (4) and a lifting separating assembly (5), wherein the height adjusting assembly (3) is symmetrically installed at four corners of the side wall of the rack body (2), the crawler driving chassis is correspondingly connected to the lower portion of the rack body (2), the height adjusting assembly (3) and the crawler driving chassis are correspondingly locked and fixed, the executing assembly (4) is installed on one side of the rack body (2), and the lifting separating assembly (5) is obliquely installed on the other side of the rack body (2) correspondingly.

2. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 1, wherein: the frame body (2) is of a rectangular structure integrally, a cab (6) is reserved in the middle of the upper surface of the frame body (2), the cab (6) is used for operating mechanical walking and working parts, and the cab (6) is provided with an engine and a hydraulic system which are in transmission connection with the working parts respectively.

3. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 1, wherein: the crawler driving chassis is used for bearing working parts and walking in the field, and the crawler driving chassis can drive equipment to steer and the like.

4. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 1, wherein: height adjusting part (3) are including two sets of reinforcement connecting piece (7), two sets of pneumatic cylinder (8), and are two sets of reinforcement connecting piece (7) symmetry slidable mounting is on frame body (2) both sides wall, pneumatic cylinder (8) are installed on reinforcement connecting piece (7) inner wall top through the support closure, and pneumatic cylinder (8) output corresponds the transmission with frame body (2) and is connected, it is fixed to consolidate connecting piece (7) and the corresponding closure of track drive chassis.

5. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 4, wherein: consolidate connecting piece (7) inner wall and frame body (2) lateral wall and correspond sliding connection, and consolidate connecting piece (7) and adopt to strengthen the steel suppression and form.

6. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 1, wherein: execution unit (4) include that reservation section (9), multiunit transversely put brush roll (10), multiunit sprocket (11) and multiunit are supplementary to be adopted and dig piece (12), reservation section (9) run through and set up the front end in frame body (2), multiunit transversely put brush roll (10) both ends are passed through the bearing and are rotated and install in reservation section (9) No. one, and multiunit transversely put brush roll (10) and install in reservation section (9) at interval side by side, sprocket (11) correspond fixed cover and establish at transversely put brush roll (10) both ends, and sprocket (11) are connected through chain and power supply transmission, and the multiunit is supplementary to be adopted and is dug a (12) evenly distributed lateral wall all around transverse brush roll (10).

7. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 6, wherein: the auxiliary digging parts (12) are uniformly distributed on the outer surface of the transverse brush roll (10) at intervals in a surrounding manner, and the outer parts of the auxiliary digging parts (12) are wrapped with protective sleeves.

8. The multi-brush-roller paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 1, wherein: the lifting separation component (5) comprises a second reserved area (13), two sets of installation parts (14), two sets of positioning baffles (15), two sets of transmission shafts (16), two sets of lifting chains (17) and a multi-component strip-separating grid (18), wherein the second reserved area (13) runs through the tail part of the frame body (2) and is arranged on two sides of the installation parts (14) in the second reserved area (13) in a parallel locking manner through a support, the positioning baffles (15) are installed on the inner wall of the installation parts (14) in a locking manner through bolts, the two sets of transmission shafts (16) are installed at the top end and the bottom end of the two sets of positioning baffles (15) in a parallel rotating manner, the lifting chains (17) are symmetrically sleeved between the two sets of transmission shafts (16), the transmission shafts (16) are in transmission connection with a power source, the separation strip-separating grids (18) are installed on the lifting chains (17) in an interval locking manner, and the tail part of the frame body (2) is correspondingly provided with a blanking hopper (1), and the blanking hopper (1) is arranged corresponding to the multi-component strip separation grid (18).

9. The multi-brush roller type paddy field water chestnut digging equipment based on the crawler chassis as recited in claim 8, wherein: the lifting chain (17) is integrally arranged in an inclined shape, and the tail parts of the separation bar grids (18) are designed to be in arc-shaped upward moving structures.

10. The use method of the multi-brush roller type paddy field water chestnut digging equipment based on the crawler chassis as recited in any one of claims 1 to 9, characterized in that: the method comprises the following specific use steps:

step 1, preparation: when the device is used, the reinforcing connecting piece (7) of the device is correspondingly locked and fixed with the track driving chassis, the track driving chassis is electrically connected with a cab (6) of the device, then the harvesting machine is driven to the shore of the field, meanwhile, the discharging hopper (1) of the mechanical device is communicated with an external material receiving box, and then a worker enters the cab (6) to carry out forward, backward, steering and other operations on the harvesting machine, so that the whole processing range of the device is enlarged.

Step 2, height adjustment: through being equipped with altitude mixture control subassembly (3), because frame body (2) are connected with track drive chassis through consolidating connecting piece (7), and adjust about the whole working height of frame body (2) by pneumatic cylinder (8) drive, excavate the degree of depth according to paddy field ponding and silt degree of depth adjustment working process, the operator starts the engine of water chestnut results machine, slowly roll into the paddy field with results machine, after the standby machinery is stable, can operate and open execute subassembly (4), promote separation subassembly (5) work and begin the water chestnut results operation.

Step 3, excavating treatment: through being equipped with executive component (4), the power source drives sprocket (11), make horizontal brush roll (10) correspond rotatory the rotation in reservation district (9) No. one, the linkage is supplementary to be adopted and is dug piece (12) and rotate, can adopt to dig the water chestnut of soil inside, make the water chestnut expose soil, make things convenient for the staff to carry out subsequent handling, and the rotational speed that operator's accessible hydrovalve control corresponds sprocket (11) reaches the dynamic adjustment to different horizontal brush roll (10) rotational speeds, can match different speeds according to actual processing demand match, avoid rotational speed too fast to produce the damage to the water chestnut, the whole simple operation, utilize horizontal brush roll (10) of multiunit to accomplish the water chestnut excavation work.

And 4, separation and filtration: through being equipped with promotion separation element (5), utilize execution module (4) to dig the back to the water chestnut, automatically controlled lifting chain (17) work, drive multicomponent separation bar bars (18) and follow lifting chain (17) and promote, separation bar bars (18) of bottommost contact with the water chestnut that exposes in the soil and collect, follow lifting chain (17) promote afterwards, realized promoting the collection to the circulation of water chestnut, and can separate the clearance through separation bar bars (18) to the muddy water that the water chestnut carried at the in-process of promotion, the cleanliness factor of water chestnut has been guaranteed, the follow-up cleaning strength of staff has been reduced, the whole collection degree of difficulty has been reduced, equipment wholly is coherent stronger simultaneously, can be synchronous adopt the water chestnut to dig and sustainable circulation collect the water chestnut after digging, degree of automation is high.

And 5, collecting for later use: the separated water chestnuts are conveyed to the discharging hopper (1) to be discharged along with the lifting chain (17), the water chestnuts are quickly poured onto the discharging hopper (1), are transferred through the discharging hopper (1), and finally are conveyed to an external receiving box through the discharging hopper (1), so that the water chestnuts are harvested.