CN116138013A - Double-row fertilizer device for corn - Google Patents
Double-row fertilizer device for corn Download PDFInfo
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- CN116138013A CN116138013A CN202210606700.XA CN202210606700A CN116138013A CN 116138013 A CN116138013 A CN 116138013A CN 202210606700 A CN202210606700 A CN 202210606700A CN 116138013 A CN116138013 A CN 116138013A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/06—Fertiliser distributors with distributing slots, e.g. adjustable openings for dosing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/005—Undercarriages, tanks, hoppers, stirrers specially adapted for seeders or fertiliser distributors
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/04—Machines for making or covering holes for sowing or planting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention relates to a corn double-row fertilizing device, wherein two disc type hole-pricking fertilizing mechanisms are arranged at the lower end of a rolling bracket of the fertilizing device side by side, the two disc type hole-pricking fertilizing mechanisms respectively correspond to two rows of corn seedlings, fertilizer in a fertilizer box of the fertilizing mechanism enters into a containing cavity of a rotating disc from a feeding pipe, a plurality of hole-pricking duckbill assemblies communicated with the containing cavity are arranged on the side surface (rolling surface) of the rotating disc, a plurality of hole-pricking duckbills sequentially prick fertilizing holes corresponding to the corn seedlings on the ground surface in the process of rolling the rotating disc, meanwhile, the hole-pricking duckbill assemblies are opened through an opening and closing mechanism, and fertilizer temporarily stored in the containing cavity enters into the fertilizing holes from the hole-pricking duckbill, and then the hole-pricking duckbill assemblies are automatically closed to finish hole-pricking fertilizing operation; the device can carry out double-row fertilization of maize, and fertilization efficiency is high to can realize fixing the strain and prick the cave fertilization, the moisture loss is little in the soil, and fertilizer utilization ratio is higher.
Description
Technical Field
The invention relates to the technical field of agricultural machinery equipment, in particular to a corn double-row fertilizing device.
Background
Corn, which is the crop with the highest total yield worldwide, is always known as longevity food, contains abundant proteins, fats, vitamins, trace elements, cellulose and the like, and has great potential for developing high-nutrition and high-biological functional food. Corn is an important feed source in animal husbandry, aquaculture, etc., and is also one of indispensable raw materials in food, medical and health, light industry, chemical industry, etc. Corn needs to fertilize corn seedling at planting in-process, traditional fertilization mode is mainly ground ditching fertilization, ditching fertilization can improve the utilization ratio of fertilizer to a certain extent, but can accelerate the loss of moisture in the soil after the earth's surface ditching, and there is the problem that the in-process damaged corn seedling root system of ditching, influence the normal growth of corn seedling, the space requirement of ditching fertilization equipment to corn line spacing is higher simultaneously, the planting density of current corn can only adapt to ditching fertilization of ditching equipment's single file, fertilization efficiency is not high, therefore the urgent need design a fertilizer injection unit that can keep soil moisture, not injury corn seedling root system and fertilization effect are good.
Disclosure of Invention
In order to solve the problems, the invention provides a corn double-row fertilization device.
The technical scheme of the invention is as follows: the utility model provides a maize double row fertilizer injection unit, includes rolling support and two disc type pricks cave fertilizer injection mechanism, and rolling support includes U-shaped main support and two U-shaped shaft support, installs the fertilizer case on the U-shaped main support, and two U-shaped shaft support symmetry install the two bracing piece lower extreme in U-shaped main support both sides, and two disc type prick cave fertilizer injection mechanism install respectively in two U-shaped shaft support;
the disc type hole-pricking fertilization mechanism comprises a rotary disc with a containing cavity inside, a hole-pricking duckbill assembly and an opening and closing mechanism; a first feeding hole is formed in the center of one end plate of the rotating disc, a feeding pipe is rotationally connected to the first feeding hole, the feeding pipe is connected with the bottom of the fertilizer box through a feeding hose, a connecting rod is arranged between a U-shaped wheel shaft support and the feeding pipe to be connected into a whole, a wheel shaft for supporting the rotating disc to rotate is arranged between the centers of the two end plates of the rotating disc, the wheel shaft is connected between the lower ends of the U-shaped wheel shaft support, a plurality of discharging holes are uniformly distributed in the middle of the side plate of the rotating disc, each discharging hole is provided with a hole-binding duckbill assembly, each hole-binding duckbill assembly comprises a fixed duckbill and a movable duckbill, the fixed duckbill is fixed at the discharging hole along the radial direction, the upper end of the movable duckbill is fixedly connected with a hinged shaft and hinged with the fixed duckbill through the hinged shaft, and a duckbill cavity formed by the fixed duckbill covers the discharging hole;
the opening and closing mechanism comprises a Z-shaped support fixed at the lower end of the feeding pipe, a catch wheel assembly and a catch lever, wherein a supporting plate at the lower end of the Z-shaped support is parallel to an end plate of the rotating disc, an arc-shaped groove is formed in the inner end of the supporting plate, a limit folded edge is formed in the lower edge of the outer end of the supporting plate, the catch wheel assembly comprises a swinging plate and a plurality of catch wheels, round bumps are arranged at the lower corners of the inner end of the supporting plate, the upper end of the swinging plate is hinged to the round bumps, the catch wheels are rotationally connected in the middle of the inner side surface of the swinging plate in the length direction, the catch wheels at the upper end of the swinging plate can correspond to the arc-shaped groove, the catch wheels at the lower end of the swinging plate can correspond to the limit folded edge, the catch wheels are radially arranged on the outer side of the end surface of the rotating disc, the lower end of the catch lever is fixedly connected with a hinged shaft of the movable duckbill in a vertical mode, and a torsion spring for driving the movable duckbill to be anticlockwise closed is arranged between the catch lever and the hinged shaft.
Preferably, a protective baffle is arranged on the inner side edge of the swing plate, and the protective baffle is blocked between the baffle wheel and the limit folding edge.
Preferably, the discharge gate department in the rotation disc is equipped with the buffer memory box, and the discharge gate is located the one end of buffer memory box, is equipped with the second feed inlet in the middle of the one side board of buffer memory box, and the outside of second feed inlet is equipped with the inclined baffle to be equipped with the roof between the curb plate of inclined baffle upper end buffer memory box, form the horn mouth form feed channel with the second feed inlet intercommunication between roof, inclined baffle and the curb plate of buffer memory box.
Preferably, the end plate of the rotating disc is provided with an adjusting mechanism for controlling the opening size of the bell-mouth-shaped feeding channel, the adjusting mechanism comprises an adjusting plate and a driving motor, the upper end face of the adjusting plate is provided with a transverse shaft along the length square, the size of the adjusting plate is matched with the cross section size of the bell-mouth-shaped feeding channel, the adjusting plate is rotationally connected to the inlet of the bell-mouth-shaped feeding channel through the transverse shaft, the driving motor is installed on the side plate of the rotating disc through a U-shaped bracket, and the driving shaft of the driving motor is coaxially and fixedly connected with one end of the transverse shaft.
Preferably, the end plate of the rotating disc is provided with a circular gear scale mark, the driving shaft of the driving motor is coaxially and fixedly connected with an indicating disc, and an indicating tip on the indicating disc corresponds to the gear scale mark.
Preferably, the buffer box is cuboid, the size of one end of the buffer box is smaller than that of the other end, the small-size end of the buffer box corresponds to the discharge hole, and an oblique side plate is arranged between two end parts of the buffer box to be connected.
Preferably, the bracing piece of U-shaped main support is established to scalable bracing piece, but scalable bracing piece includes square section of thick bamboo pole, square telescopic link, spring, the upper portion side of square section of thick bamboo pole is equipped with a plurality of jack, the pin has been inserted in the jack, square telescopic link sliding connection is in square section of thick bamboo pole, the spring is installed in square section of thick bamboo pole, the lower extreme pressure of spring is at square telescopic link's up end, the upper end roof pressure of spring is on the pin, square telescopic link's lower extreme is equipped with the sleeve, the crossbeam cover of U-shaped shaft support upper end is in this sleeve, telescopic side is equipped with the screw hole, threaded hole has inserted holding screw.
Preferably, a limiting mechanism for controlling the sliding stroke of the square telescopic rod is arranged between the square cylinder rod and the square telescopic rod; the limiting mechanism comprises a first oblong hole, an oblong pin hole and a limiting pin, wherein the first oblong hole is formed in the side wall of the lower portion of the square cylinder rod along the length direction, the oblong pin hole is formed in the side wall of the middle portion of the square support rod, and the limiting pin is inserted between the first oblong hole and the oblong pin hole.
Preferably, a micro switch is arranged on the outer side of a cross rod at the upper end of the U-shaped wheel axle support, and a signal feeler lever on the micro switch transversely extends out of the U-shaped wheel axle support.
The beneficial technical effects of the invention are as follows:
firstly, the invention designs a corn double-row fertilizing device, the lower end of a rolling bracket of the fertilizing device is provided with two disc type hole-pricking fertilizing mechanisms side by side, the two disc type hole-pricking fertilizing mechanisms respectively correspond to two rows of corn seedlings, fertilizer in a fertilizer box of the fertilizing mechanism enters into a containing cavity of a rotating disc from a feeding pipe, a plurality of hole-pricking duckbill assemblies communicated with the containing cavity are arranged on the side surface (rolling surface) of the rotating disc, a plurality of hole-pricking duckbills sequentially prick fertilizing holes corresponding to the corn seedlings on the ground surface in the process of rolling the rotating disc on the ground surface, meanwhile, the hole-pricking duckbill assemblies are opened through an opening and closing mechanism, and fertilizer temporarily stored in the containing cavity enters into the fertilizing holes from the hole-pricking duckbill, and then the hole-pricking duckbill assemblies are automatically closed to finish hole-pricking fertilizing operation; the device can carry out double-row fertilization of maize, and fertilization efficiency is high to can realize fixing the strain and prick the cave fertilization, the moisture loss is little in the soil, and fertilizer utilization ratio is higher.
Then, the catch wheel assembly of the opening and closing mechanism of the disc type hole-pricking fertilization mechanism is rotationally connected to the lower end of the supporting plate, so that the catch wheel assembly can swing in the clockwise direction and the anticlockwise direction, when the rotating disc walks forwards for fertilization, the upper end of the catch lever is caught at the lower end of one side of the catch wheel assembly and pushes the catch wheel assembly to rotate clockwise, the catch wheel and the limit folding edge contact to generate resistance to the catch lever, the catch lever swings along with the catch wheel assembly to open the hole-pricking duckbill assembly for fertilization, the upper end of the catch lever slides past the lower end of the catch wheel assembly after fertilization is completed, and the effect of the torsion spring enables the hole-pricking duckbill assembly to be reclosed, so that the automatic opening and closing of the hole-pricking duckbill assembly are realized; meanwhile, the mechanism can also cope with the anticlockwise rotation of the rotating disc during reversing, when the rotating disc rotates anticlockwise, the upper end of the stop lever is blocked at the lower end of the other side of the stop wheel assembly and pushes the stop wheel assembly to rotate anticlockwise, the hole-pricking duckbill assembly is in a closed state under the action of the torsion spring, when the upper end of the stop wheel assembly rotates into the arc-shaped groove, the lower ends of the stop lever and the stop wheel assembly are separated, no conflict is generated between the stop wheel assembly and the stop lever in the process, and the anticlockwise rotation of the fertilizing device during reversing is realized.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the front view of the present invention;
FIG. 3 is a schematic perspective view of a disc type hole-pricking fertilizer mechanism of the present invention;
FIG. 4 is a schematic perspective view of a barrier wheel assembly of the present invention;
FIG. 5 is one of the schematic front view of the disc-type hole-pricking fertilizer mechanism of the present invention (the figure shows the catch wheel assembly rotating clockwise and contacting the limit folds);
FIG. 6 is a second schematic diagram of the front view of the disc hole pricking fertilizer mechanism of the present invention (the diagram shows the wheel assembly rotating counterclockwise into the arc slot);
FIG. 7 is a schematic rear view of the disc hole pricking fertilizer mechanism of the present invention;
FIG. 8 is an enlarged view of a portion of FIG. 7;
FIG. 9 is a cross-sectional view taken along A-A of FIG. 7;
FIG. 10 is an enlarged view of a portion of FIG. 9;
fig. 11 is a B-B directed leishmaniasis of fig. 9;
FIG. 12 is an enlarged view of a portion of FIG. 11;
FIG. 13 is a C-C cross-sectional view of FIG. 11;
FIG. 14 is a D-D sectional view of FIG. 11;
FIG. 15 is a schematic perspective view of a rolling stand according to the present invention;
FIG. 16 is a schematic view of the front view of the support bar of the U-shaped main support;
FIG. 17 is an E-E cross-sectional view of FIG. 16;
FIG. 18 is a cross-sectional F-F view of FIG. 17;
fig. 19 is a partial enlarged view of fig. 18.
101. A roll bracket, 102. U-shaped main bracket, 1021. Square cylinder rod, 1022. Square telescopic rod, 1023. Spring, 1024. Sleeve, 1025. Stop lever, 1026. Receptacle, 1027. First oblong hole, 1028. Oblong pin hole, 1029. Stop pin, 103. U-shaped axle bracket, 1031. Microswitch, 1032. Signal contact rod, 104. Fertilizer box, 105. Blanking hose, 106. Connecting rod, 107. Disc type hole-pricking fertilizer mechanism, 01. Rotating disc, 11. First feed inlet, 12. Feed pipe, 13. Discharge outlet, 14. Axle, 15. Receiving cavity, 02. Hole-pricking duckbill assembly, 21. Fixed duckbill, 22. Movable duckbill, 03. Opening and closing mechanism, 301. Z-shaped bracket, 31. Support plate, 311. Arc slot, 312. Limit flange, 313. Circular bump 32. Stop pulley assembly, 321. Swing plate, 322. Protective baffle, 323. Hinge shaft, 332. Stop lever, 34, 41. Box, 411. Buffer baffle, 412. Top plate, 412, 413, second top plate, 414. Inclined shaft, seat support, 41. Inclined shaft, 49, inclined shaft, axial guide wire, 45. Inclined shaft, 45, inclined shaft, 45. Support, axial guide wire, 41. Inclined shaft, 45. Support, axial guide wire, 45. Position guide wire, and axial guide wire, etc.
Detailed Description
Referring to fig. 1-19 of the specification, a corn double-row fertilizing device comprises a rolling bracket and two disc type hole-pricking fertilizing mechanisms, wherein the rolling bracket comprises a U-shaped main bracket and two U-shaped axle brackets, a fertilizer box is arranged on the U-shaped main bracket, the two U-shaped axle brackets are symmetrically arranged at the lower ends of two support rods on two sides of the U-shaped main bracket, and the two disc type hole-pricking fertilizing mechanisms are respectively arranged in the two U-shaped axle brackets;
the disc type hole-pricking fertilization mechanism comprises a rotary disc with a containing cavity inside, a hole-pricking duckbill assembly and an opening and closing mechanism; a first feeding hole is formed in the center of one end plate of the rotating disc, a feeding pipe is rotatably connected to the first feeding hole, a sealing ring is arranged at the rotating joint, the feeding pipe is connected with the bottom of a box of the fertilizer box through a blanking hose, fertilizer in the fertilizer box enters a containing cavity of the rotating disc from the blanking hose and the feeding pipe, a connecting rod is arranged between a U-shaped axle bracket and the feeding pipe to be connected into a whole, an axle for supporting the rotating disc to rotate is arranged between the centers of two end plates of the rotating disc, one end of the axle extends into the feeding pipe from the first feeding hole and extends out of the lower part of the feeding pipe, a bearing is arranged between the lower part of the feeding pipe and the axle, a bearing is arranged between the axle and an end plate of the rotating disc, the axle is connected between the lower end of the U-shaped axle bracket, therefore, the disc type hole-pricking fertilization mechanism can rotate inside, a plurality of holes are uniformly distributed in the side plates of the rotating disc, each hole-pricking duckbill assembly comprises a fixed duckbill and a movable duckbill, the fixed duckbill is radially fixed at the position of the discharging hole, the upper end of the movable duckbill is fixedly connected with a hinged axle and the fixed duckbill cover, and the hole-pricking duckbill can automatically cover the hole-pricking duckbill into the hole through the fixed duckbill cavity after being formed;
the opening and closing mechanism comprises a Z-shaped support fixed at the lower end of the feeding pipe, a catch wheel assembly and a catch lever, wherein a supporting plate at the lower end of the Z-shaped support is parallel to an end plate of a rotating disc, an arc-shaped groove is formed in the inner end of the supporting plate, a limit flanging is formed in the lower edge of the outer end of the supporting plate, the catch wheel assembly comprises a swinging plate and a plurality of catch wheels, round bumps are arranged at the lower corners of the inner end of the supporting plate, the upper end of the swinging plate is hinged to the round bumps, the plurality of catch wheels are rotationally connected in the middle of the inner side surface of the swinging plate along the length direction, the catch wheels at the upper end of the swinging plate can correspond to the arc-shaped groove, the arc-shaped groove is used for increasing the swinging space of the catch wheel assembly, the catch wheels at the lower end of the swinging plate can correspond to the limit flanging, the limit flanging is used for limiting the swinging range of the catch wheel assembly, the catch lever is radially arranged at the outer side of the end surface of the rotating disc, the lower end of the catch lever is vertically and fixedly connected with a hinge shaft of the movable duckbill, the catch lever swings to drive the movable duckbill to rotate in the fixed duckbill through the hinge shaft, the opening or closing of the hole duckbill assembly is realized, the upper end of the catch lever can correspond to the catch wheels at the lower end of the swing plate to the catch wheels at the inner side of the swing plate along the length direction, and the catch wheels are provided with torsion springs for driving the swing.
The inboard limit of swing board is equipped with the protection baffle, and this protection baffle separation is between backing wheel and spacing hem for the protection backing wheel avoids backing wheel frequent and the damage appears with spacing hem collision, does benefit to the life of extension backing wheel.
The discharge gate department in the rotation disc is equipped with the buffer memory box, the discharge gate is located the one end of buffer memory box, be equipped with the second feed inlet in the middle of the side board of buffer memory box, the outside of second feed inlet is equipped with the inclined baffle, and be equipped with the roof between the curb plate of inclined baffle upper end and buffer memory box, form the horn mouth form feed channel with the second feed inlet intercommunication between roof, inclined baffle and the curb plate of buffer memory and, when the rotation disc rotates, hold the intracavity fertilizer along the inside wall inflow horn mouth form feed channel of rotation disc in, horn mouth form feed channel is used for with fertilizer water conservancy diversion to second feed inlet department, enter into the buffer memory box from the second feed inlet in, can improve the feed rate of buffer memory box, guarantee the feed capacity of buffer memory box.
The end plate of the rotating disc is provided with an adjusting mechanism for controlling the opening size of the bell-mouth-shaped feeding channel, the adjusting mechanism comprises an adjusting plate and a driving motor, the upper end surface of the adjusting plate is provided with a transverse shaft along the length square, the size of the adjusting plate is matched with the section size of the bell-mouth-shaped feeding channel, the adjusting plate is rotationally connected to the inlet of the bell-mouth-shaped feeding channel through the transverse shaft, the driving motor is installed on the side plate of the rotating disc through a U-shaped bracket, and the driving shaft of the driving motor is coaxially and fixedly connected with one end of the transverse shaft; the end plate of the rotating disc is provided with a circular gear scale mark, the driving shaft of the driving motor is coaxially and fixedly connected with an indicating disc, and an indicating tip on the indicating disc corresponds to the gear scale mark; the transverse shaft at the upper end of the adjusting plate is driven by the driving motor to rotate, the adjusting plate swings along with the transverse shaft to adjust the opening size of the bell mouth-shaped feeding channel, meanwhile, the indicating disc synchronously rotates along with the transverse shaft, the indicating arrow on the indicating disc points to different gear scale marks, the adjusting plate is determined to adjust the opening size according to the gear scale marks, and the fertilization amount is accurately controlled.
The outer corners of the lower ends of the adjusting plates are provided with beveled edges, the beveled edges can change the flow direction of fertilizer, and play a role in turbulence, so that not only can the agglomerated fertilizer be crushed, but also the blockage of the inlet of the bell-mouth-shaped fertilizer feeding channel can be avoided; and a transparent plate is arranged in the middle of one end plate of the rotating disc, and the internal condition of the rotating disc is observed through the transparent plate.
The buffer box is cuboid, the size of one end of the buffer box is smaller than that of the other end, the small-size end of the buffer box corresponds to the discharge hole, and inclined side plates are arranged between two end parts of the buffer box and are connected; this setting is used for increasing the storage space of buffer memory box as far as to can guarantee that the fertilizer of storage discharges from the discharge gate completely, the oblique curb plate plays the water conservancy diversion effect, does benefit to the fertilizer in the buffer memory box and flows into the discharge gate fast.
The utility model provides a flexible bracing piece, the bracing piece of U-shaped main support is established to scalable bracing piece, scalable bracing piece includes square section of thick bamboo pole, square telescopic link, the spring, square section of thick bamboo pole's upper portion side is equipped with a plurality of jack, the pin has been inserted in the jack, square telescopic link sliding connection is in square section of thick bamboo pole, square section of thick bamboo pole and square telescopic link are used for the circumferencial direction spacing, avoid square telescopic link to take place to rotate, the spring is installed in square section of thick bamboo pole, the lower extreme pressure of spring is in square telescopic link's up end, the upper end roof pressure of spring is on the pin, square telescopic link can improve elastic support for square telescopic link when sliding in square section of thick bamboo pole, and then play the shock attenuation effect to disc type hole fertilization mechanism pricks, square telescopic link's lower extreme is equipped with the sleeve, U-shaped shaft support upper end's transverse bar cover is equipped with the screw hole in this sleeve, telescopic side has inserted holding screw.
A limiting mechanism for controlling the sliding stroke of the square telescopic rod is arranged between the square cylinder rod and the square telescopic rod; the limiting mechanism comprises a first oblong hole arranged on the side wall of the lower part of the square cylinder rod along the length direction, an oblong pin hole arranged on the side wall of the middle part of the square support rod, and a limiting pin, wherein the limiting pin is inserted between the first oblong hole and the oblong pin hole, and when the square telescopic rod slides up and down, the limiting pin slides up and down in the oblong hole along with the oblong hole, so that the sliding stroke of the limiting pin and the square telescopic rod is controlled within the length range of the oblong hole; the limiting pin can also slide in the oblong pin hole, so that the sliding stroke of the square telescopic rod is increased under the condition that the length of the first oblong hole is not increased, the length of the opening of the oblong hole is controlled, and the structural strength of the U-shaped main support is ensured.
The transverse rod outer side of the upper end of the U-shaped wheel axle support is provided with a micro switch, a signal feeler lever on the micro switch transversely extends out of the U-shaped wheel axle support, and the signal feeler lever on the micro switch is used for giving out a signal whether a corn plant is touched or not so as to judge whether the fertilizing device reaches a fertilizing position or not.
The working process and principle of the invention are as follows:
when the double-row fertilizer device clockwise forwards performs hole-pricking fertilizer application operation
The double-row fertilizing device is arranged on a tractor to fertilize, two disc type hole-pricking fertilizing mechanisms are respectively close to the root parts of two rows of corn seedlings, in the forward advancing process of the tractor, the rotating discs of the two hole-pricking fertilizing mechanisms start to rotate, meanwhile, fertilizer in a fertilizer box enters into a containing cavity of the rotating disc through a feeding pipe, fertilizer in the containing cavity enters into a buffer box from a horn-shaped feeding channel and enters into a hole-pricking duckbill assembly from a discharge hole in the buffer box, and meanwhile, the hole-pricking duckbill assembly at the lower end of the side edge (rolling surface) of the rotating disc pricks deep holes on the earth surface; when the holes are pricked, a stop lever connected to the movable duckbilled rotates clockwise along with the rotating disc, the upper end of the stop lever pushes the stop wheel assembly to rotate clockwise when contacting with the stop wheel at the lower end of the stop wheel assembly, when the stop wheel assembly contacts with the limit folded edges on the supporting plate, the stop lever stops swinging, at the moment, the stop lever stops swinging and drives the hinge shaft to rotate to open the movable duckbilled, internal fertilizer is applied into the deep holes, the stop lever continues swinging to slide past the lower end of the stop wheel assembly in the process of completing fertilization, the torsion of the torsion spring enables the hole-pricking duckbilled assembly to be closed again, and the soil is automatically backfilled to cover the internal fertilizer after the hole-pricking duckbilled assembly leaves the fertilization holes; realizing synchronous fertilization of double-row corns.
When the double-row fertilizer device rotates anticlockwise due to reversing
The rotating discs of the two disc type hole-pricking fertilization mechanisms synchronously rotate anticlockwise, the stop lever rotates anticlockwise, at the moment, the hole-pricking duckbill assembly is in a closed state under the action of the torsion spring, the stop wheel assembly can be pushed to rotate anticlockwise when the upper end of the stop lever contacts with the stop wheel at the lower end of the stop wheel assembly, when the upper end of the stop wheel assembly rotates into the arc-shaped groove, the upper end of the stop lever is separated from the lower end of the stop wheel assembly, and in the process, the stop wheel assembly interferes the stop lever, so that anticlockwise rotation of the double-row fertilization device during reversing is realized.
Claims (9)
1. A corn double-row fertilizing device is characterized in that:
comprises a rolling support and two disc type hole-pricking fertilizer applying mechanisms, wherein the rolling support comprises
The device comprises a U-shaped main support and two U-shaped axle supports, wherein a fertilizer box is arranged on the U-shaped main support, the two U-shaped axle supports are symmetrically arranged at the lower ends of two support rods on two sides of the U-shaped main support, and two disc type hole-pricking fertilizer applying mechanisms are respectively arranged in the two U-shaped axle supports;
the disc type hole-pricking fertilization mechanism comprises a rotary disc with a containing cavity inside, a hole-pricking duckbill assembly and an opening and closing mechanism; a first feeding hole is formed in the center of one end plate of the rotating disc, a feeding pipe is rotationally connected to the first feeding hole, the feeding pipe is connected with the bottom of the fertilizer box through a feeding hose, a connecting rod is arranged between a U-shaped wheel shaft support and the feeding pipe to be connected into a whole, a wheel shaft for supporting the rotating disc to rotate is arranged between the centers of the two end plates of the rotating disc, the wheel shaft is connected between the lower ends of the U-shaped wheel shaft support, a plurality of discharging holes are uniformly distributed in the middle of the side plate of the rotating disc, each discharging hole is provided with a hole-binding duckbill assembly, each hole-binding duckbill assembly comprises a fixed duckbill and a movable duckbill, the fixed duckbill is fixed at the discharging hole along the radial direction, the upper end of the movable duckbill is fixedly connected with a hinged shaft and hinged with the fixed duckbill through the hinged shaft, and a duckbill cavity formed by the fixed duckbill covers the discharging hole;
the opening and closing mechanism comprises a Z-shaped support fixed at the lower end of the feeding pipe, a catch wheel assembly and a catch lever, wherein a supporting plate at the lower end of the Z-shaped support is parallel to an end plate of the rotating disc, an arc-shaped groove is formed in the inner end of the supporting plate, a limit folded edge is formed in the lower edge of the outer end of the supporting plate, the catch wheel assembly comprises a swinging plate and a plurality of catch wheels, round bumps are arranged at the lower corners of the inner end of the supporting plate, the upper end of the swinging plate is hinged to the round bumps, the catch wheels are rotationally connected in the middle of the inner side surface of the swinging plate in the length direction, the catch wheels at the upper end of the swinging plate can correspond to the arc-shaped groove, the catch wheels at the lower end of the swinging plate can correspond to the limit folded edge, the catch wheels are radially arranged on the outer side of the end surface of the rotating disc, the lower end of the catch lever is fixedly connected with a hinged shaft of the movable duckbill in a vertical mode, and a torsion spring for driving the movable duckbill to be anticlockwise closed is arranged between the catch lever and the hinged shaft.
2. The disc hole-pricking fertilizer mechanism of claim 1, wherein: the inner side of the swing plate is provided with a protective baffle which is blocked between the baffle wheel and the limit folded edge.
3. The disc hole-pricking fertilizer mechanism of claim 1, wherein:
the discharge gate department in the rotation disc is equipped with the cache box, and the discharge gate is located the one end of cache box, is equipped with the second feed inlet in the middle of the one side board of cache box, and the outside of second feed inlet is equipped with the inclined baffle to be equipped with the roof between the curb plate of inclined baffle upper end and cache box, form the horn mouth form feed channel with the second feed inlet intercommunication between roof, inclined baffle and the curb plate of cache box.
4. A disc hole pricking fertilizer applying mechanism as claimed in claim 3, wherein: the end plate of the rotating disc is provided with an adjusting mechanism for controlling the opening size of the bell-mouth-shaped feeding channel, the adjusting mechanism comprises an adjusting plate and a driving motor, the upper end face of the adjusting plate is provided with a transverse shaft along the length square, the size of the adjusting plate is matched with the cross section size of the bell-mouth-shaped feeding channel, the adjusting plate is rotationally connected to the inlet of the bell-mouth-shaped feeding channel through the transverse shaft, the driving motor is installed on the side plate of the rotating disc through a U-shaped bracket, and the driving shaft of the driving motor is coaxially and fixedly connected with one end of the transverse shaft.
5. The disc type hole-pricking fertilizer mechanism of claim 4, wherein: the end plate of the rotating disc is provided with a circular gear scale mark, the driving shaft of the driving motor is coaxially and fixedly connected with an indicating disc, and an indicating tip on the indicating disc corresponds to the gear scale mark.
6. A disc hole pricking fertilizer applying mechanism as claimed in claim 3, wherein: the buffer box is cuboid, the size of one end of the buffer box is smaller than that of the other end, the small-size end of the buffer box corresponds to the discharge hole, and inclined side plates are arranged between two end parts of the buffer box and are connected.
7. The disc hole-pricking fertilizer mechanism of claim 1, wherein: the utility model discloses a U-shaped main support's bracing piece is established to scalable bracing piece, scalable bracing piece includes square section of thick bamboo pole, square telescopic link, spring, the upper portion side of square section of thick bamboo pole is equipped with a plurality of jack, the pin has been inserted in the jack, square telescopic link sliding connection is in square section of thick bamboo pole, spring mounting is in square section of thick bamboo pole, the lower extreme of spring is pressed at square telescopic link's up end, the upper end roof pressure of spring is on the pin, square telescopic link's lower extreme is equipped with the sleeve, the crossbeam cover of U-shaped shaft support upper end is in this sleeve, telescopic side is equipped with the screw hole, threaded hole has inserted holding screw.
8. The disc hole-pricking fertilizer mechanism of claim 7, wherein: a limiting mechanism for controlling the sliding stroke of the square telescopic rod is arranged between the square cylinder rod and the square telescopic rod; the limiting mechanism comprises a first oblong hole, an oblong pin hole and a limiting pin, wherein the first oblong hole is formed in the side wall of the lower portion of the square cylinder rod along the length direction, the oblong pin hole is formed in the side wall of the middle portion of the square support rod, and the limiting pin is inserted between the first oblong hole and the oblong pin hole.
9. The disc hole-pricking fertilizer mechanism of claim 1, wherein: and a micro switch is arranged on the outer side of a cross rod at the upper end of the U-shaped wheel axle bracket, and a signal feeler lever on the micro switch transversely extends out of the U-shaped wheel axle bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210606700.XA CN116138013A (en) | 2022-05-31 | 2022-05-31 | Double-row fertilizer device for corn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210606700.XA CN116138013A (en) | 2022-05-31 | 2022-05-31 | Double-row fertilizer device for corn |
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| Publication Number | Publication Date |
|---|---|
| CN116138013A true CN116138013A (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210606700.XA Pending CN116138013A (en) | 2022-05-31 | 2022-05-31 | Double-row fertilizer device for corn |
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| CN (1) | CN116138013A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117461453A (en) * | 2023-12-26 | 2024-01-30 | 内蒙古大学 | Degraded grassland rejuvenation and fertilization method |
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2022
- 2022-05-31 CN CN202210606700.XA patent/CN116138013A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117461453A (en) * | 2023-12-26 | 2024-01-30 | 内蒙古大学 | Degraded grassland rejuvenation and fertilization method |
| CN117461453B (en) * | 2023-12-26 | 2024-03-12 | 内蒙古大学 | Degraded grassland rejuvenation and fertilization method |
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