CN111955150A - Dark paddy field water chestnut integral type harvester with self-cleaning function - Google Patents
Dark paddy field water chestnut integral type harvester with self-cleaning function Download PDFInfo
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- CN111955150A CN111955150A CN202010831410.6A CN202010831410A CN111955150A CN 111955150 A CN111955150 A CN 111955150A CN 202010831410 A CN202010831410 A CN 202010831410A CN 111955150 A CN111955150 A CN 111955150A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D44/00—Harvesting of underwater plants, e.g. harvesting of seaweed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D17/00—Digging machines with sieving and conveying mechanisms
- A01D17/14—Digging machines with sieving and conveying mechanisms with cylindrical screens
- A01D17/16—Digging machines with sieving and conveying mechanisms with cylindrical screens with a conveyor spiral
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D27/00—Machines with both topping and lifting mechanisms
- A01D27/04—Machines with both topping and lifting mechanisms with moving or rotating tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D33/00—Accessories for digging harvesters
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Harvesting Machines For Root Crops (AREA)
Abstract
The invention discloses a deep paddy field water chestnut integrated harvester with a self-cleaning function, which comprises a seedling pulling mechanism, a soil loosening mechanism, a spiral material conveying mechanism, a lifting mechanism, a roller screen, a collecting box, a cab and crawler wheels, wherein the soil loosening mechanism and the spiral material conveying mechanism are fixed by a side gear box, the side gear box and the spiral material conveying mechanism are suspended on a supporting platform of the cab through a three-point suspension method, a power machine and an output shaft are arranged in the supporting platform, the output shaft is connected with a first turning shaft through a first turning device, the first turning shaft is connected to the side gear box in a penetrating manner, and the side gear box is provided with a soil loosening rotating shaft and a material conveying spiral shaft in a bridging manner; the seedling pulling mechanism is hung on the top of the side gearbox through a cantilever rod and is also provided with a weeding barrel; the lifting mechanism is provided with a grab. The automatic water chestnut harvester can realize the automatic harvesting process of surface layer seedling pulling, underwater soil loosening, spiral material conveying, weeding and impurity removing and water chestnut collection, can realize the self-cleaning functions of seedling pulling, weeding and mud removal simultaneously in the harvesting process, and is suitable for large-scale popularization.
Description
Technical Field
The invention relates to the technical field of water chestnut harvesting equipment, in particular to a deep paddy field water chestnut integrated harvester with a self-cleaning function.
Background
The water chestnuts are favored to live in ponds or cultivated in paddy fields, are favored to be warm, wet and frost, and are suitable for growing in loam with soft plough layers and firm bottom soil; the traditional water chestnut harvesting method comprises the following steps: generally, field water is discharged one day before harvesting, because the corms are mainly concentrated in a 9-20 cm soil layer, 8-9 cm soil on the upper layer is firstly scraped off, then the soil on the lower layer is scraped off, and the corms are carefully kneaded out by hands; or draining water and air drying 10-15 days before harvesting, and digging with fork.
With the continuous improvement of the agricultural mechanization degree, various water chestnut harvesters are also made, but the following problems still exist in the current water chestnut harvesters: 1) the degree of automation is low; 2) the water chestnut breakage rate is high; 3) the functions of weeding and seedling pulling are insufficient; 4) the cleaning process is cumbersome. Water chestnut results generally need to pull out the seedling, loosen the soil, collect processes such as fruit, washing fruit, but current water chestnut harvester can't concentrate all machinery to a machine on, so like the aquatic fruit of water chestnut, the operation of assembly line can't be realized to the results process, leads to results efficiency lower, awaits the improvement urgently.
Particularly in deep water fields, water is generally drained at first for water chestnut harvesting, and a large amount of mud wraps picked water chestnut fruits and needs a large amount of water for cleaning.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a deep paddy field water chestnut integrated harvester with a self-cleaning function.
In order to achieve the purpose, the invention adopts the following technical scheme:
a deep paddy field water chestnut integrated harvester with a self-cleaning function comprises a seedling pulling mechanism, a soil loosening mechanism, a spiral conveying mechanism, a lifting mechanism, a roller screen, a collecting box, a cab and crawler wheels, wherein the cab is suspended above the crawler wheels, a windshield and a supporting platform are arranged on the front side of the cab, the collecting box is suspended on the back side of the cab, the supporting platform is of a door-shaped frame structure, two symmetrical supporting columns are arranged on the upper surface of the supporting platform, rotating beams are erected at the top ends of the two supporting columns, rotating rods are respectively sleeved at the two ends of each rotating beam, one end of each rotating rod is sleeved with the corresponding rotating beam, a grabbing arm is clamped at the other end of each rotating rod, and a fixed beam is erected in the middle of each rotating rod;
the two ends of each grabbing arm are provided with a gripper, one end of each grabbing arm is clamped with a rotating rod, the other end of each grabbing arm is clamped with a bent rod, one ends of the two bent rods are movably clamped on the inner wall of the supporting platform through hinge brackets, the other ends of the bent rods are connected with a material conveying cylinder through the hinge brackets, a supporting beam is erected in the middle of each two bent rods, the supporting beam is movably clamped with two symmetrical first hydraulic rods through the hinge brackets, one end, away from the supporting beam, of each first hydraulic rod is connected to the bottom of the fixed beam through the hinge brackets, the middle of each bent rod is connected with an inclined rod through the hinge brackets, and one end, away from the bent rod, of each inclined rod is;
the center of the top wall of the supporting platform is connected with a Y-shaped rod, the other two ends of the Y-shaped rod are connected with shaft collars, the two shaft collars are sleeved outside a shaft sleeve of a first steering shaft, a first steering gear is arranged at the center of the first steering shaft and connected with an output shaft through a universal joint coupler, and one end, far away from the first steering gear, of the output shaft is connected with a power machine inside the supporting platform;
two end faces of the material conveying cylinder are fixedly connected with side gear boxes, remote chain wheels are mounted on the outer walls of the side gear boxes through fixed pin shafts, transmission gears, material conveying gears and soil loosening gears are sequentially arranged in the side gear boxes, odd gears are arranged between the transmission gears and the material conveying gears, even gears are arranged between the material conveying gears and the soil loosening gears, the two transmission gears are arranged on a first steering shaft in a supporting mode, material conveying screw shafts are arranged on the two material conveying gear carriers, and soil loosening rotating shafts are arranged on the two soil loosening gear carriers;
a cantilever rod is sleeved on a fixed pin shaft of the remote chain wheel, cantilever rods are arranged on the two side gear boxes, a connecting rod is arranged between the two cantilever rods, the middle part of each cantilever rod is connected with a second hydraulic rod through a hinge bracket, and one end of each second hydraulic rod, which is far away from each cantilever rod, is also connected to the top of the side gear box through the hinge bracket;
one end of the cantilever rod, which is far away from the remote chain wheel, is connected with a side plate, a horizontal gear box is arranged between the two side plates, the horizontal gear box is provided with a plurality of groups of extrusion rollers, each group of extrusion rollers consists of two oppositely-rotating threaded columns, each threaded column is provided with a conical tip, a separation shovel is arranged between two adjacent groups of extrusion rollers, the horizontal gear box is provided with a plurality of groups of gears, one end of each extrusion roller is respectively clamped in the gear of the horizontal gear box through a connecting rod, the gear of the horizontal gear box is connected with a transmission shaft, the transmission shaft is connected with a second direction changer, the second direction changer is connected with a second direction changing shaft, the second direction changing shaft extends out of the side plate and is connected with a seedling pulling chain wheel, the seedling pulling chain;
the top of the horizontal gear box is provided with a weeding barrel, one end of the weeding barrel is an open end, one side of the weeding barrel, which is close to the extrusion roller, is an open surface, the open end of the weeding barrel is welded with a bearing seat through an iron bar, the bearing seat is connected with a weeding screw shaft in a penetrating way, the weeding screw shaft is also connected with a seedling pulling chain wheel through a chain wheel, and weeding screw blades are welded on the shaft wall of the weeding screw shaft; the side plate, the horizontal gear box, the extrusion roller, the separation shovel and the weeding barrel form a seedling pulling mechanism;
the shaft wall of the soil loosening rotating shaft is spirally distributed with scraping teeth, and the soil loosening rotating shaft and the scraping teeth form a soil loosening mechanism;
a material conveying screw blade is welded on the shaft wall of the material conveying screw shaft, one end of the material conveying screw shaft extends out of the side gear box and is connected with a material conveying chain wheel, one side of the material conveying cylinder is an opening surface, the other side of the material conveying cylinder is a screen surface, a flexible shoveling sheet is arranged at the bottom of the opening surface of the material conveying cylinder, a strip-shaped screen is arranged on the screen surface of the material conveying cylinder, a discharge hole is formed in the screen, the material conveying screw shaft, the material conveying screw blade and the material conveying cylinder form a screw material conveying mechanism;
the conveying frame is welded at the discharge port, the two ends of the conveying frame are respectively sleeved with a lifting roller, the two lifting rollers are wound with chains through gear rings, the gear rings are attached to the inner wall of the conveying frame, a grabbing rod is erected between the two rings of chains and is vertically connected with a grab, a lifting chain wheel is arranged on the end face of the lifting roller positioned at the top and is arranged on the outer wall of the conveying frame, the conveying gear is also meshed with a conveying gear, the conveying gear is connected with a conveying driving chain wheel through a pin shaft, and the conveying driving chain wheel is connected with the lifting chain wheel through a chain; the two end faces of the lifting roller at the bottom are respectively connected with a support frame through a pin shaft, one end of each support frame is provided with a bearing seat which is sleeved with the pin shaft, the other end of each support frame is fixedly connected to the back face of the material conveying cylinder, the lifting roller at the bottom is fixedly connected to the outer wall of the material conveying cylinder through two support frames, the grab at the bottommost part of the slope is positioned right below the discharge port, and the conveying frame, the lifting roller, the grab rod and the grab form a lifting mechanism;
the conveying frame is arranged in a slope, a first conveying plate is arranged under a lifting roller at the top of the slope and is positioned above the roller sieve, the roller sieve comprises a roller rotating shaft, a spoke rod and a ring, one end of the roller rotating shaft is connected with a micro power machine, the spoke rod is vertically connected to the shaft wall of the roller rotating shaft, one end, away from the roller rotating shaft, of the spoke rod is connected with the ring, and gaps among a plurality of groups of rings arranged at equal intervals form a conveying channel of the roller sieve;
and a second conveying plate is arranged on one side of the roller sieve, which is far away from the first conveying plate, and the second conveying plate is positioned right above the collecting box.
Preferably, the middle part of grabbing the arm is equipped with the screw sleeve, and the screw sleeve divides into two screw sections with grabbing the arm, and the screw thread opposite direction of two screw sections, and two screw sections all cup joint in the screw sleeve, and the outer wall of screw sleeve still is equipped with the handle.
Preferably, the Y-shaped rod is of a three-link structure, three rods of the Y-shaped rod are connected through a hinge frame, and a threaded sleeve is arranged in the middle of one rod of the Y-shaped rod connected with the supporting platform.
Preferably, the flexible shovel blade is specifically any one of silicone, latex and rubber.
Preferably, the extrusion roller is embodied in a high-hardness alloy steel, the surface of which is provided with a thread.
Preferably, the surface of the extrusion roll is lined with a rubber sleeve, and the rubber sleeve is also provided with a threaded texture.
Preferably, the interior of the extrusion roller is of a cylindrical shell structure, the center of the extrusion roller is connected with a connecting rod in a penetrating manner, and part of the rod wall of the connecting rod extending into the extrusion roller is connected with the inner wall of the extrusion roller through an elastic spoke rod; elastic wheel spoke is by the screw thread projection, fastening nut, spring and smooth sleeve pipe are constituteed, the screw thread projection is by boss portion in proper order, screw portion and smooth pole portion are constituteed, screw portion is the same with smooth pole portion external diameter and all is less than boss portion external diameter, boss portion one end rigid coupling is on extruding the off-axial wall, fastening nut cup joints at screw portion, smooth pole portion activity cup joints intraductally at the light sliding sleeve, smooth sleeve pipe one end rigid coupling is on extruding the inner wall of roller, the spring sets up between smooth sleeve pipe and fastening nut, the spring is around the outer wall department at screw portion and smooth pole portion, the position of accessible adjustment fastening nut changes the deformation volume of spring and the elastic potential energy of buffer memory, thereby change and extrude the roller and extrude the inter-acting force.
Preferably, the grabbing rod and the grabber are made of hard materials, and the surfaces of the grabbing rod and the grabber are lined with rubber sleeves.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a water chestnut harvester suitable for a deep paddy field, which can realize an automatic harvesting process of surface layer seedling pulling, underwater soil loosening, spiral material conveying, weeding and impurity removing and water chestnut collection, wherein before harvesting, the water chestnut seedlings are pulled up from the roots by a seedling pulling mechanism, the water chestnut fruits in a muddy soil layer are excavated by a soil loosening mechanism, the excavated fruits are shoveled by a material conveying cylinder of the spiral material conveying mechanism, conveyed by a material conveying spiral paddle, conveyed to a lifting mechanism through a discharge port, grabbed by a grab, further screened by a roller screen, and cleaned water chestnut fruits with most of soil, weeds and other impurities removed are obtained and collected by a collecting box;
2. the seedling pulling mechanism is provided with the weed removing barrel, and the pulled-out water chestnut seedlings and other weeds are conveyed to one side of the harvester, so that the water chestnut seedlings are prevented from being wound on each rotating shaft; the conveying cylinder of the spiral conveying mechanism is provided with a strip-shaped screen, so that part of soil and weeds mixed in the water chestnut fruits are removed; the lifting mechanism adopts a grab to grab the fruits, and the fruits are cleaned by water in the deep water field to wash most of soil and weeds; the roller screen is used for finally removing soil and weeds, most of water is drained, and the roller screen is placed in a collection box for collection; the water chestnut harvester of the invention utilizes water in deep water fields to remove soil and weeds from water chestnut fruits, can realize a self-cleaning function, is convenient for later drying and storage procedures, does not need to drain water before water chestnut harvesting, and also saves energy;
3. generally, the water chestnut harvesting degree of automation is high, the self-cleaning functions of seedling pulling, weeding and mud removal can be realized simultaneously in the harvesting process, a mechanized assembly line type harvesting process is obtained, a harvesting mode of aquatic fruits with good practical effect and high efficiency is provided, and the water chestnut harvesting method is suitable for large-scale popularization.
Drawings
FIG. 1 is a schematic structural view (horizontally arranged) of a deep paddy field water chestnut all-in-one harvester with a self-cleaning function, which is provided by the invention;
FIG. 2 is a seedling pulling schematic diagram of a seedling pulling mechanism of the deep paddy field water chestnut integrated harvester with a self-cleaning function, which is provided by the invention;
FIG. 3 is a schematic structural view of a seedling pulling mechanism of the deep paddy field water chestnut all-in-one harvester with a self-cleaning function, which is provided by the invention;
FIG. 4 is an internal structure diagram of an extrusion roller of the deep paddy field water chestnut all-in-one harvester with a self-cleaning function, which is provided by the invention;
FIG. 5 is a schematic structural diagram of a weeding screw shaft of the deep paddy field water chestnut integrated harvester with a self-cleaning function, which is provided by the invention;
FIG. 6 is a structural view of the inner part of a material conveying cylinder of the deep paddy field water chestnut integrated harvester with a self-cleaning function, which is provided by the invention;
FIG. 7 is a schematic structural diagram of a material conveying screw shaft of the deep paddy field water chestnut integrated harvester with a self-cleaning function, which is provided by the invention;
FIG. 8 is a schematic structural diagram of a lifting mechanism of the deep paddy field water chestnut all-in-one harvester with a self-cleaning function, which is provided by the invention;
FIG. 9 is a schematic view of a transmission connection of the deep paddy field water chestnut all-in-one harvester with a self-cleaning function, which is provided by the invention;
fig. 10 is a schematic diagram of a water chestnut harvesting process of the deep paddy field water chestnut integrated harvester with the self-cleaning function.
In the figure: 1 seedling pulling mechanism, 101 side plates, 102 horizontal gear box, 103 extrusion roller, 104 dividing shovel, 105 transmission shaft, 106 second direction changer, 107 second direction changing shaft, 108 seedling pulling chain wheel, 109 grass removing barrel, 110 bearing seat, 111 weeding screw shaft, 112 weeding screw blade, 113 elastic spoke rod, 113A thread convex column, 113B fastening nut, 113C spring, 113D smooth sleeve, 2 soil loosening mechanism, 201 soil loosening rotating shaft, 202 raking tooth, 3 screw material conveying mechanism, 301 material conveying cylinder, 302 material conveying screw shaft, 303 material conveying screw blade, 304 material conveying chain wheel, 305 flexible shovel blade, 306 screen mesh, 307 discharge port, 308 conveying gear, 309 conveying driving chain wheel, 4 lifting mechanism, 401 conveying frame, 402 lifting roller, 403 chain rod, 404 claw, 405 lifting wheel, 5 roller screen, 501 roller rotating shaft, 502 roller spoke rod, 503 ring, 6 collecting box, 7 cab, 8 crawler wheel, 9 windshields, 10 supporting platforms, 11 supporting columns, 12 rotating beams, 13 rotating rods, 14 grabbing arms, 15 fixing beams, 16 bent rods, 17 supporting beams, 18 first hydraulic rods, 19 inclined rods, 20Y-shaped rods, 21 collars, 22 first steering shafts, 23 first direction changers, 24 output shafts, 25-side gear boxes, 26 remote chain wheels, 27 transmission gears, 28 conveying gears, 29 scarification gears, 30 cantilever rods, 31 connecting rods, 32 second hydraulic rods, 33 first conveying plates, 34 second conveying plates, 35 threaded sleeves and 36 handles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, the deep paddy field water chestnut integrated harvester with the self-cleaning function comprises a seedling pulling mechanism 1, a soil loosening mechanism 2, a spiral material conveying mechanism 3, a lifting mechanism 4, a roller screen 5, a collecting box 6, a cab 7, crawler wheels 8 and a cab 7, wherein the cab 7 is suspended above the crawler wheels 8, the front of the cab 7 is provided with a windshield 9 and a supporting platform 10, the collecting box 6 is suspended on the back of the cab 7, the supporting platform 10 is particularly of a door-shaped frame structure, the upper surface of the supporting platform 10 is provided with two symmetrical supporting columns 11, the top ends of the two supporting columns 11 are provided with rotating beams 12, two ends of each rotating beam 12 are respectively sleeved with a rotating rod 13, one end of each rotating rod 13 is sleeved with the corresponding rotating beam 12, the other end of each rotating rod 13 is clamped with a grabbing arm 14, and the middle parts of the two rotating rods; the two ends of the grabbing arm 14 are respectively provided with a grabbing hand, one end of the grabbing arm 14 is clamped with the rotating rod 13, the other end of the grabbing arm 14 is clamped with a bent rod 16, one ends of the two bent rods 16 are movably clamped on the inner wall of the supporting platform 10 through hinge brackets, the other end of each bent rod 16 is connected with the material conveying cylinder 301 through the hinge brackets, a supporting beam 17 is erected in the middle of each bent rod 16, the supporting beam 17 is movably clamped with two symmetrical first hydraulic rods 18 through the hinge brackets, one end, far away from the supporting beam 17, of each first hydraulic rod 18 is connected to the bottom of the fixed beam 15 through the hinge brackets, the middle of each bent rod 16 is connected with an oblique rod 19 through the hinge brackets, and one end, far away from the bent rod 16, of each oblique rod; the center of the top wall of the supporting platform 10 is connected with a Y-shaped rod 20, the other two ends of the Y-shaped rod 20 are connected with shaft collars 21, the two shaft collars 21 are sleeved outside shaft sleeves of a first steering shaft 22, a first steering gear 23 is arranged at the center of the first steering shaft 22, the first steering gear 23 is connected with an output shaft 24 through a universal joint coupler, and one end, far away from the first steering gear 23, of the output shaft 24 is connected with a power machine inside the supporting platform 10; two end faces of the material conveying cylinder 301 are fixedly connected with side gear boxes 25, the outer walls of the side gear boxes 25 are provided with remote chain wheels 26 through fixed pin shafts, a transmission gear 27, a material conveying gear 28 and a soil loosening gear 29 are sequentially arranged in the side gear boxes 25, odd gears are arranged between the transmission gear 27 and the material conveying gear 28, even gears are arranged between the material conveying gear 28 and the soil loosening gear 29, the two transmission gears 27 are erected on the first steering shaft 22, material conveying screw shafts 302 are erected on the two material conveying gears 28, and soil loosening rotating shafts 201 are erected on the two soil loosening gears 29; the bent rod 16 and the Y-shaped rod 20 are used for hanging the material conveying cylinder 301 at four points, and the ground clearance of the material conveying cylinder 301 and the side gear box 25 can be adjusted through the first hydraulic rod 18, so that water chestnuts with different depths are harvested.
Referring to fig. 1-6, a cantilever rod 30 is sleeved on a fixed pin of the remote chain wheel 26, the two side gearboxes 25 are both provided with the cantilever rod 30, a connecting rod 31 is arranged between the two cantilever rods 30, the middle part of the cantilever rod 30 is connected with a second hydraulic rod 32 through a hinge bracket, and one end of the second hydraulic rod 32 far away from the cantilever rod 30 is also connected to the top of the side gearbox 25 through the hinge bracket; one end of the cantilever rod 30, which is far away from the remote chain wheel 26, is connected with a side plate 101, a horizontal gear box 102 is arranged between the two side plates 101, the horizontal gear box 102 is provided with a plurality of groups of extrusion rollers 103, each group of extrusion rollers 103 is composed of two oppositely-rotating threaded columns with conical tips, a separation shovel 104 is arranged between the two adjacent groups of extrusion rollers 103, the horizontal gear box 102 is provided with a plurality of groups of gears, one end of each extrusion roller 103 is respectively clamped in the gear of the horizontal gear box 102 through a connecting rod, the gear of the horizontal gear box 102 is connected with a transmission shaft 105, the transmission shaft 105 is connected with a second direction changer 106, the second direction changer 106 is connected with a second direction change shaft 107, the second direction change shaft 107 extends out of the side plate 101 and is connected with a seedling pulling chain wheel 108, the seedling pulling chain wheel 108 is connected with the remote chain wheel 26; the cantilever rod 30 suspends the seedling pulling mechanism 1 in front of the side gear box 25, and the relative height of the seedling pulling mechanism 1 can be adjusted, so that the seedlings of the water chestnuts at different depths are pulled out.
Referring to fig. 1-6, a weeding barrel 109 is arranged at the top of the horizontal gear box 102, two ends of the weeding barrel 109 are open ends, one side of the weeding barrel 109 close to the extrusion roller 103 is an open surface, bearing seats 110 are welded at two ends of the weeding barrel 109 through iron bars, a weeding screw shaft 111 penetrates through the bearing seats 110, and weeding screw blades 112 are welded on the shaft wall of the weeding screw shaft 111; the side plate 101, the horizontal gear box 102, the extrusion roller 103, the separating shovel 104 and the weeding barrel 109 form a seedling pulling mechanism 1; the shaft wall of the soil loosening rotating shaft 201 is spirally distributed with scraping teeth 202, and the soil loosening rotating shaft 201 and the scraping teeth 202 form a soil loosening mechanism 2; a material conveying screw blade 303 is welded on the shaft wall of the material conveying screw shaft 302, one end of the material conveying screw shaft 302 extends out of the side gear box 25 and is connected with a material conveying chain wheel 304, one side of the material conveying cylinder 301 is an opening surface, the other side of the material conveying cylinder 301 is a screen surface, a flexible shoveling sheet 305 is arranged at the bottom of the opening surface of the material conveying cylinder 301, a strip-shaped screen 306 is arranged on the screen surface of the material conveying cylinder 301, a discharge hole 307 is arranged on the screen 306, and the material conveying screw shaft 302, the material conveying screw blade 303 and the material conveying cylinder 301 form a screw material conveying mechanism 3; a conveying frame 401 is welded at a discharge port 307, two ends of the conveying frame 401 are respectively sleeved with a lifting roller 402, the end faces of the two lifting rollers 402 are wound with chains through gear rings, a grabbing rod 403 is erected between the two circles of chains, the grabbing rod 403 is vertically connected with a grab 404, the end face of the lifting roller 402 positioned at the top is provided with a lifting chain wheel 405, the lifting chain wheel 405 is arranged on the outer wall of the conveying frame 401, a conveying gear 28 is further engaged with a conveying gear 308, the conveying gear 308 is connected with a conveying driving chain wheel 309 through a pin shaft, and the conveying driving chain wheel 309 is connected with the lifting chain wheel 405 through chains; two end faces of the lifting roller 402 positioned at the bottom are respectively connected with a support frame through a pin shaft, one end of each support frame is provided with a bearing seat sleeved with the pin shaft, the other end of each support frame is fixedly connected to the back face of the material conveying cylinder 301, the lifting roller 402 positioned at the bottom is fixedly connected to the outer wall of the material conveying cylinder 301 through two support frames, the grab 404 positioned at the bottommost part of the slope is positioned right below the discharge hole 307, and the conveying frame 401, the lifting roller 402, the grab rod 403 and the grab 404 form a lifting mechanism 4; the conveying frame 401 is arranged in a slope, a first conveying plate 33 is arranged under a lifting roller 402 at the top of the slope, the first conveying plate 33 is positioned above the roller screen 5, the roller screen 5 comprises a roller rotating shaft 501, a spoke rod 502 and a ring 503, one end of the roller rotating shaft 501 is connected with a micro power machine, the spoke rod 502 is vertically connected to the shaft wall of the roller rotating shaft 501, one end of the spoke rod 502, which is far away from the roller rotating shaft 501, is connected with the ring 503, and gaps among a plurality of groups of rings 503 arranged at equal intervals form a conveying channel of the roller screen 5; the side of the roller screen 5 remote from the first conveyor plate 33 is provided with a second conveyor plate 34, the second conveyor plate 34 being located directly above the collecting box 6.
As shown in figure 6, the invention adopts an output shaft 24, after being redirected by a first direction changer 23, the power is transmitted to a first direction changing shaft 22, the first direction changing shaft 22 transmits the rotating power to a material conveying screw shaft 302 and a soil loosening rotating shaft 201 through a side gear box 25, the power is respectively transmitted to a lifting roller 402 and a remote chain wheel 26 through chain wheels, then the power is transmitted to a seedling pulling chain wheel 108 of a transmission shaft 105 and transmitted to a second direction changing shaft 107 through a second direction changer 106, the second direction changing shaft 107 drives an extrusion roller 103 in a horizontal gear box 102 to rotate through gear transmission, the seedling pulling function is realized, meanwhile, a weeding screw shaft 111 is driven to rotate, and the pulled chufa seedlings are conveyed to two sides of a harvester.
Referring to fig. 1, a threaded sleeve 35 is arranged in the middle of the gripping arm 14, the gripping arm 14 is divided into two threaded sections by the threaded sleeve 35, the thread directions of the two threaded sections are opposite, the two threaded sections are both sleeved in the threaded sleeve 35, and a handle 36 is further arranged on the outer wall of the threaded sleeve 35; the Y-shaped rod 20 is a three-link structure, three rods of the Y-shaped rod 20 are connected through a hinge frame, and the middle of one rod of the Y-shaped rod 20 connected with the supporting platform 10 is also provided with a threaded sleeve 35; the length of the gripping arms 14 and the Y-bar 20 can be manually adjusted by means of the threaded sleeves 35, further facilitating adjustment of the harvesting height and angle of the harvester.
Referring to fig. 6, the flexible shovel 305 is specifically any one of silica gel, latex and rubber, so that the material conveying cylinder 301 is attached to the ground, water chestnut fruits can conveniently enter the material conveying cylinder 301, and meanwhile, the water chestnut can be prevented from being damaged.
Referring to fig. 1-3, the extrusion roller 103 is specifically made of high-hardness alloy steel, the surface of the extrusion roller 103 is provided with threads, the surface of the extrusion roller 103 is lined with a rubber sleeve, the rubber sleeve is provided with threads, the soft rubber sleeve increases the holding power of the extrusion roller 103 on chufa seedlings to a certain extent, and the seedling pulling efficiency is improved.
Referring to fig. 4, the interior of the extrusion roller 103 is a cylindrical shell structure, a connecting rod passes through the center of the extrusion roller 103, and a part of the rod wall of the connecting rod extending into the extrusion roller 103 is connected with the inner wall of the extrusion roller 103 through an elastic spoke rod 113; the elastic spoke rod 13 is composed of a threaded convex column 113A, a fastening nut 113B, a spring 113C and a smooth sleeve 113D, the threaded convex column 113A is sequentially composed of a boss part, a threaded part and a smooth rod part, the outer diameters of the threaded part and the smooth rod part are the same and are smaller than the outer diameter of the boss part, one end of the boss part is fixedly connected to the outer wall of the extrusion shaft 6, the fastening nut 113B is sleeved on the threaded part, the smooth rod part is movably sleeved in the smooth sleeve 113D, one end of the smooth sleeve 113D is fixedly connected to the inner wall of the extrusion roller 3, the spring 113C is arranged between the smooth sleeve 113D and the fastening nut 113B, the spring 113C is wound on the outer walls of the threaded part and the smooth rod part, the deformation amount and the cached elastic potential energy of the spring 113C can be changed by adjusting the position of the fastening nut 113B. Guarantee to extrude roller elastic connection on the connecting rod, when meetting great rigid impurity, like the extrusion of stone class one kind, along with the flexible of elasticity spoke pole, a pair of interval of extruding between the roller can increase, avoids the stone card to extrude between the roller and lead to pulling out the unable normal operating of seedling mechanism for two, makes equipment can adapt to various complicated field environment, improve equipment stability and application range.
Referring to fig. 8, the grab bar 403 and the grab 404 are both made of hard materials, and the surfaces of the grab bar 403 and the grab 404 are both lined with rubber sleeves to prevent the water chestnuts from being damaged by collision.
Referring to fig. 10, the invention provides a water chestnut harvester suitable for deep paddy fields, which can realize the automatic harvesting processes of surface layer seedling pulling, underwater soil loosening, spiral material conveying, weeding and impurity removing and water chestnut collection, wherein before harvesting, the water chestnut seedlings are pulled up from the roots by a seedling pulling mechanism 1, then the water chestnut fruits in a muddy soil layer are excavated by a soil loosening mechanism 2, the excavated fruits are shoveled by a material conveying cylinder 301 of a spiral material conveying mechanism 3, conveyed by a material conveying spiral paddle 303, conveyed to a lifting mechanism 4 through a discharge hole 307, grabbed by a grab 404, and further screened by a roller screen 5 to obtain cleaner water chestnut fruits with most of soil, weeds and other impurities removed, and collected by a collection box 6; the seedling pulling mechanism 1 is provided with the weed removal cylinder 109, and the pulled-out water chestnut seedlings and other weeds are conveyed to one side of the harvester, so that the water chestnut seedlings are prevented from being wound on each rotating shaft; the material conveying cylinder 301 of the spiral material conveying mechanism 3 is provided with a strip-shaped screen 306 to remove part of soil and weeds mixed in the water chestnut fruits; the lifting mechanism 4 grabs the fruits by adopting the grab 404, and most of soil and weeds are cleaned by water in the deep water field; the roller screen 5 is used for finally removing soil and weeds, draining most of water, and collecting in a collecting box; the water chestnut harvester disclosed by the invention can be used for removing soil and weeds from water chestnut fruits by using water in a deepwater field, can realize a self-cleaning function, is convenient for a later drying and storage process, does not need to drain water before water chestnut harvesting, and also saves energy; generally, the water chestnut harvesting degree of automation is high, the self-cleaning functions of seedling pulling, weeding and mud removal can be realized simultaneously in the harvesting process, a mechanized assembly line type harvesting process is obtained, a harvesting mode of aquatic fruits with good practical effect and high efficiency is provided, and the water chestnut harvesting method is suitable for large-scale popularization.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A deep paddy field water chestnut integrated harvester with a self-cleaning function comprises a seedling pulling mechanism (1), a soil loosening mechanism (2), a spiral conveying mechanism (3), a lifting mechanism (4), a roller screen (5), a collecting box (6), a cab (7) and crawler wheels (8), and is characterized in that the cab (7) is suspended above the crawler wheels (8), the front of the cab (7) is provided with a windshield (9) and a supporting platform (10), the collecting box (6) is suspended at the back of the cab (7), the supporting platform (10) is specifically of a door-shaped frame structure, the upper surface of the supporting platform (10) is provided with two symmetrical supporting columns (11), the top ends of the two supporting columns (11) are provided with rotating beams (12), the two ends of each rotating beam (12) are respectively sleeved with a rotating rod (13), and one end of each rotating rod (13) is sleeved with the corresponding rotating beam (12), the other ends of the rotating rods (13) are clamped with a grabbing arm (14), and a fixed beam (15) is erected in the middle of each of the two rotating rods (13);
grippers are arranged at two ends of the gripping arm (14), one end of the gripping arm (14) is clamped with the rotating rod (13), the other end of the grabbing arm (14) is clamped with a bent rod (16), one end of each of the two bent rods (16) is movably clamped on the inner wall of the supporting platform (10) through a hinge frame, the other end of each bent rod (16) is connected with a material conveying cylinder (301) through a hinge frame, a supporting beam (17) is erected in the middle of each bent rod (16), the supporting beam (17) is movably clamped with two symmetrical first hydraulic rods (18) through a hinge frame, one end of the first hydraulic rod (18) far away from the supporting beam (17) is connected to the bottom of the fixed beam (15) through a hinge bracket, the middle part of the bent rod (16) is connected with an inclined rod (19) through a hinge frame, and one end, far away from the bent rod (16), of the inclined rod (19) is connected to the supporting platform (10) through the hinge frame;
the center of the top wall of the supporting platform (10) is connected with a Y-shaped rod (20), the other two ends of the Y-shaped rod (20) are connected with shaft collars (21), the two shaft collars (21) are sleeved outside a shaft sleeve of a first steering shaft (22), a first steering gear (23) is arranged at the center of the first steering shaft (22), the first steering gear (23) is connected with an output shaft (24) through a universal joint coupler, and one end, far away from the first steering gear (23), of the output shaft (24) is connected with a power machine inside the supporting platform (10);
two end faces of the material conveying cylinder (301) are fixedly connected with side gear boxes (25), the outer walls of the side gear boxes (25) are provided with remote chain wheels (26) through fixed pin shafts, transmission gears (27), material conveying gears (28) and soil loosening gears (29) are sequentially arranged in the side gear boxes (25), odd gears are arranged between the transmission gears (27) and the material conveying gears (28), even gears are arranged between the material conveying gears (28) and the soil loosening gears (29), the two transmission gears (27) are erected on a first steering shaft (22), material conveying screw shafts (302) are erected on the two material conveying gears (28), and rotating shafts (201) are erected on the two soil loosening gears (29);
a cantilever rod (30) is sleeved on a fixed pin shaft of the remote chain wheel (26), the two side gear boxes (25) are respectively provided with the cantilever rod (30), a connecting rod (31) is arranged between the two cantilever rods (30), the middle part of each cantilever rod (30) is connected with a second hydraulic rod (32) through a hinge bracket, and one end, far away from the cantilever rod (30), of each second hydraulic rod (32) is also connected to the top of each side gear box (25) through the hinge bracket;
one end, far away from the remote chain wheel (26), of the cantilever rod (30) is connected with a side plate (101), a horizontal gear box (102) is arranged between the two side plates (101), a plurality of groups of extrusion rollers (103) are arranged on the horizontal gear box (102), each group of extrusion rollers (103) consists of two screw columns rotating oppositely, each screw column is provided with a conical tip, a separation shovel (104) is arranged between every two adjacent groups of extrusion rollers (103), the horizontal gear box (102) is provided with a plurality of groups of gears, one end of each extrusion roller (103) is respectively clamped in a gear of the horizontal gear box (102) through a connecting rod, the gear of the horizontal gear box (102) is connected with a transmission shaft (105), the transmission shaft (105) is connected with a second direction changer (106), the second direction changer (106) is connected with a second direction changing shaft (107), the second direction changing shaft (107) extends out of the side plates (101) and is connected with a seedling pulling, the seedling pulling chain wheel (108) is connected with the remote chain wheel (26) through a chain, and the cantilever rod (30) is connected to the outer wall of the side plate (101) through a pin shaft;
a weeding barrel (109) is arranged at the top of the horizontal gear box (102), one end of the weeding barrel (109) is an open end, one side of the weeding barrel (109), which is close to the extrusion roller (103), is an open surface, the open end of the weeding barrel (109) is welded with a bearing seat (110) through an iron bar, the bearing seat (110) is connected with a weeding screw shaft (111) in a penetrating manner, the weeding screw shaft (111) is also connected with a seedling pulling chain wheel (108) through a chain wheel, and weeding screw blades (112) are welded on the shaft wall of the weeding screw shaft (111); the side plates (101), the horizontal gear box (102), the extrusion roller (103), the separation shovel (104) and the weeding barrel (109) form a seedling pulling mechanism (1);
the shaft wall of the soil loosening rotating shaft (201) is spirally distributed with scraping teeth (202), and the soil loosening rotating shaft (201) and the scraping teeth (202) form a soil loosening mechanism (2);
a material conveying screw blade (303) is welded on the shaft wall of the material conveying screw shaft (302), one end of the material conveying screw shaft (302) extends out of the side gear box (25) and is connected with a material conveying chain wheel (304), one side of the material conveying cylinder (301) is an opening surface, the other side of the material conveying cylinder is a screen surface, a flexible shoveling sheet (305) is arranged at the bottom of the opening surface of the material conveying cylinder (301), a strip-shaped screen (306) is arranged on the screen surface of the material conveying cylinder (301), a discharge hole (307) is arranged on the screen (306), the material conveying screw shaft (302), the material conveying screw blade (303) and the material conveying cylinder (301) form a screw material conveying mechanism (3);
the conveying frame (401) is welded at the discharge port (307), lifting rollers (402) are sleeved at two ends of the conveying frame (401), chains are wound on the two lifting rollers (402) through gear rings, the gear rings are attached to the inner wall of the conveying frame (401), a grabbing rod (403) is erected between the two rings of chains, the grabbing rod (403) is vertically connected with a grab (404), a lifting chain wheel (405) is arranged on the end face of the lifting roller (402) located at the top, the lifting chain wheel (405) is arranged on the outer wall of the conveying frame (401), the conveying gear (28) is further meshed with a conveying gear (308), the conveying gear (308) is connected with a conveying driving chain wheel (309) through a pin shaft, and the conveying driving chain wheel (309) is connected with the lifting chain wheel (405) through a chain; two end faces of the lifting roller (402) positioned at the bottom are respectively connected with a support frame through a pin shaft, one end of each support frame is provided with a bearing seat which is sleeved with the pin shaft, the other end of each support frame is fixedly connected to the back face of the material conveying cylinder (301), the lifting roller (402) positioned at the bottom is fixedly connected to the outer wall of the material conveying cylinder (301) through two support frames, the grab (404) positioned at the bottommost part of the slope is positioned right below the material outlet (307), and the conveying frame (401), the lifting roller (402), the grab rod (403) and the grab (404) form a lifting mechanism (4);
the conveying frame (401) is arranged in a slope, a first conveying plate (33) is arranged under the lifting roller (402) at the top of the slope, the first conveying plate (33) is positioned above the roller screen (5), the roller screen (5) comprises a roller rotating shaft (501), a spoke rod (502) and a ring (503), one end of the roller rotating shaft (501) is connected with a micro power machine, the spoke rod (502) is vertically connected to the shaft wall of the roller rotating shaft (501), one end, away from the roller rotating shaft (501), of the spoke rod (502) is connected with the ring (503), and gaps among a plurality of groups of equidistantly arranged rings (503) form a material conveying channel of the roller screen (5);
and a second conveying plate (34) is arranged on one side, away from the first conveying plate (33), of the roller screen (5), and the second conveying plate (34) is positioned right above the collecting box (6).
2. The deep paddy field water chestnut integrated harvester with the self-cleaning function as claimed in claim 1, characterized in that a threaded sleeve (35) is arranged in the middle of the gripping arm (14), the threaded sleeve (35) divides the gripping arm (14) into two threaded sections, the thread directions of the two threaded sections are opposite, the two threaded sections are sleeved in the threaded sleeve (35), and a handle (36) is further arranged on the outer wall of the threaded sleeve (35).
3. The deep paddy field water chestnut integrated harvester with self-cleaning function as claimed in claim 1, characterized in that the Y-shaped rod (20) is a three-link structure, three rods of the Y-shaped rod (20) are connected through a hinge frame, and a threaded sleeve (35) is arranged in the middle of one rod of the Y-shaped rod (20) connected with the supporting platform (10).
4. The deep paddy field water chestnut integrated harvester with self-cleaning function as claimed in claim 1, characterized in that the flexible shovel blade (305) is any one of silica gel, latex and rubber.
5. The deep paddy field water chestnut integrated harvester with self-cleaning function as claimed in claim 1, characterized in that the extrusion roller (103) is made of high hardness alloy steel, and the surface of the extrusion roller (103) is provided with threads.
6. The deep paddy field water chestnut all-in-one harvester with self-cleaning function as claimed in claim 1 or 5, characterized in that the surface of the extrusion roller (103) is lined with a rubber sleeve, and the rubber sleeve is also provided with a thread line.
7. The deep paddy field water chestnut integrated harvester with the self-cleaning function as claimed in claim 1 or 5, characterized in that the interior of the extrusion roller (103) is of a cylindrical shell structure, a connecting rod penetrates through the center of the extrusion roller (103), and part of the rod wall of the connecting rod, which extends into the extrusion roller (103), is connected with the inner wall of the extrusion roller (103) through an elastic spoke rod (113); elastic spoke pole (13) comprise screw thread projection (113A), fastening nut (113B), spring (113C) and smooth sleeve pipe (113D), screw thread projection (113A) comprises boss portion, screw portion and smooth pole portion in proper order, screw portion and smooth pole portion external diameter the same and all are less than boss portion external diameter, boss portion one end rigid coupling is on extrusion axle (6) outer wall, fastening nut (113B) cup joints at screw portion, smooth pole portion activity cup joints in smooth sleeve pipe (113D), smooth sleeve pipe (113D) one end rigid coupling is on the inner wall of extruding roller (3), spring (113C) sets up between smooth sleeve pipe (113D) and fastening nut (113B), spring (113C) is around the outer wall department at screw portion and smooth pole portion.
8. The deep paddy field water chestnut integrated harvester with self-cleaning function as claimed in claim 1 or 7, characterized in that the grab bar (403) and the grab (404) are both made of hard materials, and the surfaces of the grab bar (403) and the grab (404) are both lined with rubber sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010831410.6A CN111955150A (en) | 2020-08-18 | 2020-08-18 | Dark paddy field water chestnut integral type harvester with self-cleaning function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010831410.6A CN111955150A (en) | 2020-08-18 | 2020-08-18 | Dark paddy field water chestnut integral type harvester with self-cleaning function |
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| CN111955150A true CN111955150A (en) | 2020-11-20 |
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| CN202010831410.6A Pending CN111955150A (en) | 2020-08-18 | 2020-08-18 | Dark paddy field water chestnut integral type harvester with self-cleaning function |
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Cited By (1)
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| CN114158346A (en) * | 2021-12-23 | 2022-03-11 | 华中农业大学 | Suspension type water chestnut digger |
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Application publication date: 20201120 |