CN112243604B - Agricultural cultivation is with having crop dig soil fertilizer injection unit of safe structure of preventing cutting - Google Patents

Agricultural cultivation is with having crop dig soil fertilizer injection unit of safe structure of preventing cutting Download PDF

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Publication number
CN112243604B
CN112243604B CN202011151730.3A CN202011151730A CN112243604B CN 112243604 B CN112243604 B CN 112243604B CN 202011151730 A CN202011151730 A CN 202011151730A CN 112243604 B CN112243604 B CN 112243604B
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China
Prior art keywords
arc
movable
fixed mounting
outer sleeve
shaped
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CN202011151730.3A
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CN112243604A (en
Inventor
余剑
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Beijing Guoxuan Youpin International Cold Chain Logistics Technology Co ltd
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Beijing Guoxuan Youpin International Cold Chain Logistics Technology Co ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B33/00Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
    • A01B33/02Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel
    • A01B33/021Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B33/00Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
    • A01B33/08Tools; Details, e.g. adaptations of transmissions or gearings
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B71/00Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
    • A01B71/08Means for protecting against dust, or the like, or for cleaning agricultural implements

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Soil Working Implements (AREA)

Abstract

The invention relates to the technical field of agricultural cultivation, in particular to a crop soil planing and fertilizing device with a safe cut prevention structure for agricultural cultivation. According to the invention, when the device encounters obstruction to stop advancing, the arc-shaped movable baffle and the fixed protective box move close to each other due to inertia, when the arc-shaped movable baffle and the fixed protective box are close to a certain position, the impact pressing rod presses the first switch, the first switch sends a command to the hydraulic cylinders, the two hydraulic cylinders work to drive the two arc-shaped attaching friction plates to move inwards, and the arc-shaped attaching friction plates rub and decelerate the outer side of the outer sleeve, so that the outer sleeve stops rotating, and the lower limbs of workers are prevented from extending into the fixed protective box to contact with the outer sleeve rotating at a high speed, and thus the situation of cut is avoided.

Description

Agricultural cultivation is with having crop dig soil fertilizer injection unit of safe structure of preventing cutting
Technical Field
The invention relates to the technical field of agricultural cultivation, in particular to a crop soil planing and fertilizing device with a safe cut preventing structure for agricultural cultivation.
Background
Cultivation refers to cultivation. According to cultivation modes, the cultivation method can be divided into paddy field cultivation culture and dry field cultivation culture. The southern area is paddy field agriculture, and grain crops mainly grow rice; in the northern area, wheat is mainly planted in dry land agriculture, grain crops are essentially planted in wheat, soil planing is an indispensable process before cultivation, namely soil is crushed and ditched to prepare for sowing, along with the progress of times and the improvement of scientific technology, industrialization is also more and more prone to occur in the agricultural production process, various mechanical equipment is gradually used for replacing manpower to operate in the agricultural construction process, labor burden of people can be reduced, working efficiency can be improved, the soil is irreplaceable basic production data in the agricultural construction process, soil is easy to agglomerate after the soil is long in time, air permeability of roots is reduced after agglomeration, planting of seeds is unfavorable, soil needs to be loosened before sowing, gaps among soil particles are increased, air is easy to enter, respiration of root cells is increased, transpiration effect is enhanced after respiration is enhanced, and exchange of seeds and mineral elements in the soil is promoted.
At present, the cultivator is widely popularized, and the manual soil planing mode of a replaced worker greatly reduces the working intensity of the worker, and the principle is that the rear blade is driven to rotate through the forward movement of the cultivator, so that soil is planed on the soil.
Disclosure of Invention
The invention aims to provide a crop soil planing and fertilizing device with a safe cut prevention structure for agricultural cultivation, which solves the problems that in the prior art, when agricultural cultivation advances in the soil, if the agricultural cultivation encounters an obstacle, a machine moves backwards and a worker continues to move forwards due to inertia, and the lower limbs of the worker are easily contacted with a blade body of a cultivator, so that the occurrence of scratch and other conditions is caused, and a certain potential safety hazard exists.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an agricultural is with having crop dig soil fertilizer injection unit of safe anti-cut structure, which comprises a device body, the device body includes cultivator body and first pivot, one side fixed mounting of cultivator body has handheld handrail, one side fixed mounting of cultivator body has the link, the left side of link has movable mount through pivot movable mounting, the top fixed mounting of movable mount has the battery, the bottom fixed mounting of movable mount has fixed guard box, first cavity has been seted up to the left side of movable mount, the inside fixed mounting of first cavity has first compression spring, the one end fixed mounting that first compression spring kept away from cultivator body has the head rod, one end fixed mounting that the head rod kept away from movable mount has the arc movable baffle, one end fixed mounting that the arc movable baffle kept away from the head rod has the foam-rubber cushion, one side fixed mounting that the arc movable baffle is close to fixed guard box has first switch, one side fixed mounting that the fixed guard box is close to the arc movable baffle has the striking press pole, one end fixed mounting has the fixed guard box through the inner wall of fixed guard box and bearing, the side of movable guard box has the equal telescopic joint of two side of movable mounting has the side of a plurality of equal friction plates, the side of a plurality of equal friction drive of the side of fixed mounting of side of a cylinder block, the side of a plurality of equal friction drive is equipped with the side of fixed blade, the side of a fixed mounting is equipped with a cylinder block is equipped with a fixed blade, and a plurality of friction drive is equipped with a side of a blade is fixed in a cylinder, and connecting mechanisms are arranged on two sides of the fixed protective box.
Preferably, the outside of outer sleeve evenly fixed mounting has a plurality of first mounts, inboard movable mounting in the first mount has the second axis of rotation, the winding is installed torsion spring on the second axis of rotation, the one end that is close to the outer sleeve of cultivator blade body is all with second axis of rotation fixed connection.
Preferably, the mud sweeping mechanism comprises a second fixing frame, the top end of the inner side of the fixed protection box is fixedly provided with the second fixing frame, the bottom end of the second fixing frame is provided with an arc-shaped cleaning sheet, and the inner side of the arc-shaped cleaning sheet is attached to the outer side of the outer sleeve.
Preferably, the bottom of second mount has seted up the second cavity, the inside fixed mounting of second cavity has the second compression spring, the bottom fixed mounting of second compression spring has movable telescopic link, the bottom of movable telescopic link and the top fixed connection of arc cleaning piece.
Preferably, the connecting mechanism comprises a first sliding groove, the two sides of the fixed protective box are both provided with the first sliding groove, the inside of the first sliding groove is provided with a first sliding block in a sliding manner, one side, away from each other, of the first sliding block is fixedly provided with a stable connecting rod, and one end of the stable connecting rod is fixedly connected with the arc-shaped movable baffle.
Preferably, the side that the first slider is close to each other has all seted up the mounting groove, the inboard of mounting groove is all movable mounting has movable ball, the one end of movable ball all is laminated with first spout inner wall mutually.
Preferably, the running gear includes the fixed mounting frame, the top fixed mounting of movable mount has the second switch, the both sides of cultivator body all are through bearing movable mounting fixed mounting frame, one side that fixed mounting frame kept away from each other is all fixed mounting has the motor, the output of motor all fixed mounting has the third axis of rotation, and the one end that the third axis of rotation is close to each other all passes the opening on the fixed mounting frame and extends to the inside of fixed mounting frame, the one end that the third axis of rotation is close to each other all through bearing and one side swing joint of fixed mounting frame inner wall, all cup joint and install first bevel gear in the third axis of rotation, all around the fixed mounting frame inner wall all through bearing movable mounting second bevel gear, and the second bevel gear all meshes with first bevel gear, the inboard of second bevel gear all fixed mounting rotates the lead screw, the one end that the first bevel gear was kept away from to the lead screw all passes the outside that the fixed mounting frame was extended to the fixed mounting frame, the outside of rotating the lead screw all has cup jointed the movable sleeve through the screw thread activity, the one end that the movable sleeve kept away from the fixed mounting frame all is equipped with arc-shaped hub of rubber.
Preferably, the movable threaded sleeve is kept away from the one end of fixed mounting frame and is all fixedly mounted with and connects the diaphragm, the one end that the movable threaded sleeve was kept away from to connect the diaphragm has all been seted up the second spout, the inside of second spout all is equipped with a set of second slider, every group the quantity of second slider is two, every group two the inboard of second slider is all fixedly mounted with extension spring, the one end that the diaphragm was kept away from to the second slider is all fixedly mounted with second mounting bracket, the one end that the diaphragm was kept away from to the second mounting bracket is all movably mounted with the second connecting rod through the pivot, two the one end that the second connecting rod was kept away from to the second mounting bracket is all movably mounted with first mounting bracket through the pivot, the one end that the diaphragm was kept away from to first mounting bracket is all fixedly mounted with fixed connection board, the one end that the diaphragm was kept away from to fixed connection board all is fixedly connected with arc rubber wheel hub inboard.
Compared with the prior art, the invention has the beneficial effects that:
1. when the device encounters obstruction to stop advancing, the arc-shaped movable baffle and the fixed protective box are in close motion due to inertia, when the arc-shaped movable baffle and the fixed protective box are close to a certain position, the impact pressing rod presses the first switch, the first switch sends an instruction to the hydraulic cylinder, at this time, the two hydraulic cylinders work to drive the two arc-shaped laminating friction plates to move inwards, and the arc-shaped laminating friction plates perform friction deceleration on the outer side of the outer sleeve, so that the outer sleeve stops rotating, and the lower limbs of workers are prevented from extending into the fixed protective box to be in contact with the outer sleeve rotating at a high speed, so that the situation of being cut by the blades of the cultivator occurs.
2. Through being equipped with first mount, second axis of rotation and torsion spring for when the outer sleeve rotates, because centrifugal force makes the cultivator blade body outwards overturn and drives torsion spring and twist, thereby dig soil to the soil, when the outer sleeve stops rotating the torsion spring because the elasticity potential energy release that twists produced, the elasticity that resets produced drives the outward sleeve of cultivator blade body and is close to, thereby laminates the cutting edge and the outer sleeve outside of cultivator blade body, thereby can further prevent that the staff from by the circumstances emergence of cultivator blade body laceration.
3. Through being provided with the mud mechanism of sweeping for the inboard that the arc cleaned the piece in the use is laminated outside with the outer sleeve, thereby cleans the absorptive earth in outer sleeve outside, thereby avoids earth to adhere to the outer sleeve outside, thereby reduces the frictional force between rubber hemisphere lug and the outer sleeve outside, and then influences the condition emergence that rubber hemisphere lug and outer sleeve friction were slowed down.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present invention;
FIG. 2 is a schematic front cross-sectional view of the structure of the movable fixing frame of the present invention;
FIG. 3 is a schematic top view of the structure of the movable fixing frame of the present invention;
FIG. 4 is a schematic top view of the outer sleeve structure of the present invention;
FIG. 5 is a schematic top view of the tiller blade body structure of the present invention;
FIG. 6 is a schematic cross-sectional elevation view of the running gear structure of the present invention;
FIG. 7 is a schematic view of the running mechanism of the present invention in use;
FIG. 8 is a schematic front cross-sectional view of the construction of the mud sweeping mechanism of the present invention;
fig. 9 is an enlarged schematic view of a partial structure at a in fig. 3 according to the present invention.
In the figure: 100. a device body; 110. a cultivator body; 111. a hand-held armrest; 112. a connecting frame; 113. a movable fixing frame; 114. a storage battery; 115. a first cavity; 116. a first compression spring; 117. a first connecting rod; 118. an arc-shaped movable baffle; 119. a sponge cushion; 120. striking the pressing rod; 121. a first switch; 122. fixing a protective box; 123. a first rotation shaft; 124. an outer sleeve; 125. a cultivator blade body; 126. a hydraulic cylinder; 127. arc-shaped attaching friction plates; 128. rubber hemispherical bumps; 129. a first fixing frame; 130. a first rotation shaft; 131. a torsion spring; 200. a mud sweeping mechanism; 210. the second fixing frame; 211. a second cavity; 212. a second compression spring; 213. a movable telescopic rod; 214. an arc-shaped cleaning sheet; 300. a connecting mechanism; 310. stabilizing the connecting rod; 311. a first chute; 312. a first slider; 313. a mounting groove; 314. a movable ball; 400. a walking mechanism; 410. fixing the mounting frame; 411. a first bevel gear; 412. a second bevel gear; 413. rotating the screw rod; 414. a movable thread bush; 415. an arc-shaped rubber hub; 416. fixing the connecting plate; 417. a first mounting frame; 418. a second connecting rod; 419. a second mounting frame; 420. a connecting transverse plate; 421. a second chute; 422. a second slider; 423. a tension spring; 424. a third rotation shaft; 425. a motor; 426. and a second switch.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, an embodiment of the present invention is provided:
the utility model provides an agricultural is cultivated and is used crop dig soil fertilizer injection unit with safe anti-cut structure, which comprises a device body 100, hydraulic cylinder 126 and motor 425 that this application used are the product that can purchase directly in the market, its principle and connected mode are the well known prior art of skilled person, so do not repeat here, the output of first switch 121 is connected with the input electricity of two hydraulic cylinder 126 through the wire respectively, the output of second switch 426 is connected with the input electricity of motor 425 through the wire, device body 100 includes cultivator body 110 and first pivot axle 123, one side fixed mounting of cultivator body 110 has handheld handrail 111, one side fixed mounting of cultivator body 110 has link 112, the left side of link 112 is through pivot movable mounting has movable mount 113, the top fixed mounting of movable mount 113 has battery 114, the bottom fixed mounting of movable mount 113 has fixed guard box 122, the left side of movable mount 113 has seted up first cavity 115, the inside fixed mounting of first cavity 115 has first compression spring 116, first compression spring 116 keeps away from the fixed mounting of cultivator body 110 has first pivot rod 122 to be close to fixed mounting of first pivot axle 122, the fixed mounting of movable tie rod 118 is close to fixed mounting of first pivot axle 118, one side of movable tie-up end 118 is close to fixed mounting of movable guard plate 118, one side of movable tie-down rod 118 is fixed to fixed mounting of movable guard plate 118 is close to fixed end of movable guard plate 122, movable tie-down rod 118 is fixed mounting of movable tie-down rod 118 is close to fixed end is fixed to movable end of movable guard plate 122 is fixed by movable tie-down rod 118, movable tie-down rod is fixed end is fixed to movable end of movable guard 122 is far away from the movable guard 122 is fixed end is fixed, the movable tie-down is far away to be movable end 122 is fixed to be the movable and is mounted to be the movable and is left cavity is the top is left cavity is, first cavity is open, the outer side of the outer sleeve 124 is uniformly provided with a plurality of cultivator blade bodies 125, both sides of the inner wall of the fixed protective box 122 are fixedly provided with hydraulic cylinders 126, one ends, close to each other, of the hydraulic cylinders 126 are fixedly provided with arc-shaped attaching friction plates 127, the inner sides of the arc-shaped attaching friction plates 127 are uniformly and fixedly provided with a plurality of rubber hemispherical protruding blocks 128, the top end of the inner side of the fixed protective box 122 is fixedly provided with a mud sweeping mechanism 200, both sides of the cultivator body 110 are provided with travelling mechanisms 400, both sides of the fixed protective box 122 are provided with connecting mechanisms 300, when the device encounters obstruction to stop advancing, due to inertia, the arc-shaped moving baffle 118 and the fixed protective box 122 are in close motion, when the arc-shaped moving baffle 118 and the fixed protective box 122 are close to a certain position, the first switch 121 is pressed by the impact pressing rod 120, the first switch 121 sends instructions to the hydraulic cylinders 126, the two arc-shaped attaching friction plates 127 are driven to move inwards by working, the arc-shaped attaching friction plates 127 are subjected to friction speed reduction on the outer sides of the outer sleeves 124, the outer sleeves 124 are prevented from rotating, and lower limbs of workers are prevented from stretching into the fixed protective boxes 122 to rotate, and the condition of the cultivator blades 125 are prevented from contacting the outer sleeves to rotate.
Further, a plurality of first fixing frames 129 are uniformly and fixedly installed on the outer side of the outer sleeve 124, a second rotating shaft 130 is movably installed on the inner side in the first fixing frames 129, a torsion spring 131 is wound on the second rotating shaft 130, one end, close to the outer sleeve 124, of the cultivator blade body 125 is fixedly connected with the second rotating shaft 130, when the outer sleeve 124 rotates, due to centrifugal force, the cultivator blade body 125 turns outwards and drives the torsion spring 131 to twist, so that soil is dug, when the outer sleeve 124 stops rotating, elastic potential energy generated by twisting of the torsion spring 131 is released, elastic force generated by resetting drives the cultivator blade body 125 to approach the outer sleeve 124, and therefore the cutting edge of the cultivator blade body 125 is attached to the outer side of the outer sleeve 124, and the situation that a worker is cut by the cultivator blade body 125 can be prevented.
Further, sweep mud mechanism 200 includes second mount 210, fixed protective housing 122 inboard top fixed mounting has second mount 210, the bottom of second mount 210 is equipped with arc cleaning piece 214, the inboard of arc cleaning piece 214 is laminated with the outside of outer sleeve 124, the inboard of arc cleaning piece 214 is laminated with the outer sleeve 124 outside during the use to outside sleeve 124 outside absorptive earth cleans, thereby avoid earth to adhere to the outer sleeve 124 outside, thereby reduce the frictional force between rubber hemisphere lug 128 and the outer sleeve 124 outside, and then influence the condition emergence of rubber hemisphere lug 128 and outer sleeve 124 friction deceleration.
Further, the bottom of second mount 210 has seted up second cavity 211, the inside fixed mounting of second cavity 211 has second compression spring 212, the bottom fixed mounting of second compression spring 212 has movable telescopic rod 213, the bottom of movable telescopic rod 213 and the top fixed connection of arc cleaning piece 214, during the use because the elastic potential energy that second compression spring 212 compressed produced, can guarantee arc cleaning piece 214 and the outer side of outer sleeve 124 laminating all the time, avoid arc cleaning piece 214 because produce wearing and tearing with arc cleaning piece 214 during the use, lead to arc cleaning piece 214 can't laminate all the time with the outer side of outer sleeve 124, thereby influence the condition emergence of device use.
Further, the connecting mechanism 300 includes a first sliding groove 311, the two sides of the fixed protection box 122 are provided with the first sliding groove 311, the inside of the first sliding groove 311 is provided with a first sliding block 312 in a sliding manner, one side of the first sliding block 312, which is far away from each other, is provided with a stabilizing connecting rod 310, one end of the stabilizing connecting rod 310 is fixedly connected with the arc-shaped movable baffle 118, when the arc-shaped movable baffle 118 moves inwards, the stabilizing connecting rod 310 is driven to move inwards, and then the first sliding block 312 is driven to slide in the first sliding groove 311, so that the arc-shaped movable baffle 118 and the fixed protection box 122 can be connected into a whole in such a manner, and the stability of the arc-shaped movable baffle 118 when being stressed to move is improved.
Further, the first sliding block 312 is provided with a mounting groove 313 on one side close to each other, the inner side of the mounting groove 313 is movably provided with a movable ball 314, one end of the movable ball 314 is attached to the inner wall of the first sliding groove 311, when the first sliding block 312 moves in the first sliding groove 311, the mounting groove 313 is driven to roll and attach to the inner wall of the first sliding groove 311, in this way, the friction force between the first sliding block 312 and the first sliding groove 311 during contact can be reduced, and the stability of the first sliding block 312 during movement in the first sliding groove 311 is further improved.
Further, the traveling mechanism 400 includes a fixed mounting frame 410, a second switch 426 is fixedly mounted at the top end of the movable fixing frame 113, the fixed mounting frame 410 is movably mounted on both sides of the cultivator body 110 through bearings, a motor 425 is fixedly mounted on one side of the fixed mounting frame 410 away from each other, a third rotating shaft 424 is fixedly mounted at the output end of the motor 425, one end of the third rotating shaft 424, which is close to each other, extends to the inside of the fixed mounting frame 410 through an opening on the fixed mounting frame 410, one end of the third rotating shaft 424, which is close to each other, is movably connected with one side of the inner wall of the fixed mounting frame 410 through bearings, a first bevel gear 411 is sleeved on the third rotating shaft 424, a second bevel gear 412 is movably mounted on the periphery of the inner wall of the fixed mounting frame 410 through bearings, the second bevel gear 412 is meshed with the first bevel gear 411, a rotating screw 413 is fixedly mounted on the inner side of the second bevel gear 412, one end of the rotating screw rod 413 far away from the first bevel gear 411 extends to the outer side of the fixed mounting frame 410 through an opening on the fixed mounting frame 410, the outer side of the rotating screw rod 413 is movably sleeved with a movable threaded sleeve 414 through threads, one end of the movable threaded sleeve 414 far away from the fixed mounting frame 410 is provided with an arc-shaped rubber hub 415, when the cultivator body 110 encounters obstruction and needs to be overturned in use, a motor 425 can be started by pressing a second switch 426, when the motor 425 works, a third rotating shaft 424 is driven to rotate, when the third rotating shaft 424 rotates, the first bevel gear 411 is driven to rotate, then the second bevel gear 412 meshed with the first bevel gear 411 is driven to rotate, when the second bevel gear 412 rotates, the rotating screw rod 413 is driven to rotate, then the movable threaded sleeve 414 movably connected with the rotating screw rod 413 is driven to move outwards, at the moment, the arc-shaped rubber hub 415 is unfolded, thereby increasing the diameter of running gear 400 so that obstacles can be easily cleared.
Further, the one end that fixed mounting frame 410 was kept away from to movable thread bush 414 all fixed mounting has connection diaphragm 420, the one end that movable thread bush 414 was kept away from to connection diaphragm 420 has all been seted up second spout 421, the inside of second spout 421 all is equipped with a set of second slider 422, the quantity of every group second slider 422 is two, the inboard of every two second sliders 422 of group is all fixed mounting has extension spring 423, the one end that connection diaphragm 420 was kept away from to second slider 422 is all fixed mounting has second mounting bracket 419, the one end that connection diaphragm 420 was kept away from to second mounting bracket 419 is all through pivot movable mounting second connecting rod 418, the one end that second mounting bracket 418 was kept away from to two second mounting brackets is all through pivot movable mounting bracket 417, the one end that connection diaphragm 420 was kept away from to first mounting bracket 417 is all fixed mounting bracket 416, the one end that connection diaphragm 420 was kept away from to fixed mounting bracket 416 is all with arc rubber hub 415 inboard fixed connection, at this moment, after arc rubber hub 415 surmount the obstacle, because the downward vertical movement of gravitational potential energy, at this moment, arc rubber hub 415 will be powerful to first 417, first connecting bracket 419, first connecting rod is outwards deformed by the extension spring 419, the second connecting bracket is driven by the extension spring 423, the second connecting rod is outwards deformed by the extension spring 417, and the extension device is thus can be deformed outwards by the extension spring 423, and the extension device is realized.
Working principle: when a worker uses the device, the storage battery 114 is charged at first, thereby providing electric power support for the device, when the arc rubber hub 415 encounters stones to prevent the cultivator body 110 from advancing, at this time, the cultivator body 110 moves backwards due to inertia, the worker moves forwards, the lower limb of the worker pushes the arc movable baffle 118 to move forwards, at this time, the arc movable baffle 118 drives the first connecting rod 117 to squeeze the first compression spring 116 and retract inwards, when the arc movable baffle 118 moves to a certain position, the impact pressing rod 120 is contacted with the first switch 121, at this time, the impact pressing rod 120 drives the two hydraulic cylinders 126 to work, when the hydraulic cylinders 126 work, the hydraulic cylinders extend outwards, thereby driving the two arc laminating friction plates 127 to move inwards, when the two arc laminating friction plates 127 move inwards to a certain position, the rubber hemispherical protruding blocks 128 on the inner side of the arc laminating friction plates 127 are laminated with the outer side of the outer sleeve 124, thereby conducting friction reduction on the outer sleeve 124, at this time, when the outer sleeve 124 stops rotating, the cultivator blade body 125 is not influenced by centrifugal force generated by rotation of the outer sleeve 124, the torsion spring 131 releases potential energy generated by the rotation of the torsion spring 124, the elastic force generated by the torsion spring 131 drives the cultivator blade body 125 to be laminated with the outer side of the cultivator body 124, thereby preventing the cutter blade 125 from being damaged by the outer side of the cultivator body 124.
At this time, the worker can start the motor 425 by pressing the second switch 426, when the motor 425 works, the third rotation shaft 424 is driven to rotate, when the third rotation shaft 424 rotates, the first bevel gear 411 is driven to rotate, the second bevel gear 412 meshed with the first bevel gear 411 is driven to rotate, when the second bevel gear 412 rotates, the rotation screw rod 413 is driven to rotate, the movable thread bush 414 movably connected with the thread of the rotation screw rod 413 is driven to move outwards, at this time, the arc-shaped rubber hub 415 is unfolded, so that the diameter of the travelling mechanism 400 is increased, the obstacle can be conveniently cleared, and the cultivation is continued.
After the arc rubber hub 415 passes over the obstacle, the arc rubber hub 415 vertically moves downwards due to gravitational potential energy, at this time, the arc rubber hub 415 transmits force to the first mounting frame 417, at this time, the first mounting frame 417 drives the second connecting rod 418 to move outwards, and then the second sliding block 422 connected with the second mounting frame 419 slides outwards in the second sliding groove 421, so that the extension spring 423 is driven to stretch and deform, and the force borne by the arc rubber hub 415 can be buffered through the stretching deformation of the extension spring 423.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (3)

1. A method of using a crop soil planing and fertilizing apparatus for agricultural cultivation having a safety cut prevention structure, the apparatus comprising an apparatus body (100), characterized in that: the device body (100) comprises a cultivator body (110) and a first rotating shaft (123), one side of the cultivator body (110) is fixedly provided with a handheld handrail (111), one side of the cultivator body (110) is fixedly provided with a connecting frame (112), the left side of the connecting frame (112) is movably provided with a movable fixing frame (113) through the rotating shaft, the top end of the movable fixing frame (113) is fixedly provided with a storage battery (114), the bottom end of the movable fixing frame (113) is fixedly provided with a fixed protection box (122), the left side of the movable fixing frame (113) is provided with a first cavity (115), the inside of the first cavity (115) is fixedly provided with a first compression spring (116), one end of the first compression spring (116) away from the cultivator body (110) is fixedly provided with a first connecting rod (117), one end of the first connecting rod (117) away from the movable fixing frame (113) is fixedly provided with a movable arc baffle (118), one end of the movable baffle (118) away from the first connecting rod (117) is fixedly provided with a sponge pad (119), one end of the movable baffle (118) away from the first connecting rod (117) is fixedly provided with a fixed compression spring (116), one side of the movable baffle (118) close to the movable baffle (122) is fixedly provided with a compression spring (122) and the fixed baffle (122) is fixedly provided with a compression spring (122), one end of the first rotating shaft (123) is movably connected with one side of the inner wall of the fixed protection box (122) through a bearing, an outer sleeve (124) is sleeved on the outer side of the first rotating shaft (123), a plurality of cultivator blade bodies (125) are uniformly arranged on the outer side of the outer sleeve (124), hydraulic cylinders (126) are fixedly arranged on two sides of the inner wall of the fixed protection box (122), arc-shaped attaching friction plates (127) are fixedly arranged at one ends, which are close to each other, of the hydraulic cylinders (126), a plurality of rubber hemispherical protruding blocks (128) are uniformly and fixedly arranged on the inner side of the arc-shaped attaching friction plates (127), a mud sweeping mechanism (200) is fixedly arranged at the top end of the inner side of the fixed protection box (122), travelling mechanisms (400) are arranged on two sides of the cultivator body (110), and connecting mechanisms (300) are arranged on two sides of the fixed protection box (122);
a plurality of first fixing frames (129) are uniformly and fixedly arranged on the outer side of the outer sleeve (124), a second rotating shaft (130) is movably arranged on the inner side in the first fixing frames (129), a torsion spring (131) is wound on the second rotating shaft (130), and one end, close to the outer sleeve (124), of the blade body (125) of the cultivator is fixedly connected with the second rotating shaft (130);
the mud sweeping mechanism (200) comprises a second fixing frame (210), the top end of the inner side of the fixed protective box (122) is fixedly provided with the second fixing frame (210), the bottom end of the second fixing frame (210) is provided with an arc-shaped cleaning sheet (214), and the inner side of the arc-shaped cleaning sheet (214) is attached to the outer side of the arc-shaped cleaning sheet (214);
a second cavity (211) is formed in the bottom end of the second fixing frame (210), a second compression spring (212) is fixedly arranged in the second cavity (211), a movable telescopic rod (213) is fixedly arranged at the bottom end of the second compression spring (212), and the bottom end of the movable telescopic rod (213) is fixedly connected with the top end of the outer sleeve (124);
the connecting mechanism (300) comprises a first sliding groove (311), the two sides of the fixed protective box (122) are provided with the first sliding groove (311), the inside of the first sliding groove (311) is provided with a first sliding block (312) in a sliding manner, one sides of the first sliding blocks (312) which are far away from each other are fixedly provided with a stable connecting rod (310), and one ends of the stable connecting rods (310) are fixedly connected with the arc-shaped movable baffle (118);
one side of the first sliding block (312) close to each other is provided with a mounting groove (313), the inner sides of the mounting grooves (313) are movably provided with movable balls (314), and one ends of the movable balls (314) are attached to the inner wall of the first sliding groove (311);
when a worker uses the cultivator, firstly, the storage battery (114) is charged to provide power support for the device, when the arc-shaped rubber wheel hub (415) encounters stones to prevent the cultivator body (110) from moving forwards, at the moment, the cultivator body (110) moves backwards due to inertia, the lower limb of the worker pushes the arc-shaped movable baffle (118) to move forwards, at the moment, the arc-shaped movable baffle (118) drives the first connecting rod (117) to squeeze the first compression spring (116) and retract inwards, when the arc-shaped movable baffle (118) moves to a certain position, the impact pressing rod (120) is contacted with the first switch (121), at the moment, the impact pressing rod (120) drives the two hydraulic cylinders (126) to work, when the hydraulic cylinders (126) work outwards, the two arc-shaped jointing friction plates (127) are driven to move inwards, when the two arc-shaped jointing friction plates (127) move inwards to a certain position, the rubber hemispherical protruding blocks (128) on the inner side of the arc-shaped jointing friction plates (127) are jointed with the outer sleeve (124) outwards, so that the outer sleeve (124) rubs against the outer sleeve (124) to stop rotating, and the rotation of the outer sleeve (124) is stopped due to the fact that the rotation of the elastic torsion spring (124) is not influenced by the rotation potential energy generated when the rotation of the cultivator body (124) is stopped, the elastic force generated by resetting drives the cultivator blade body (125) to approach the outer sleeve (124), so that the blade of the cultivator blade body (125) is attached to the outer side of the outer sleeve (124), and the situation that a worker is cut by the cultivator blade body (125) can be prevented;
at this time, a worker can start the motor (425) by pressing the second switch (426), when the motor (425) works, the third rotating shaft (424) is driven to rotate, when the third rotating shaft (424) rotates, the first bevel gear (411) is driven to rotate, then the second bevel gear (412) meshed with the first bevel gear (411) is driven to rotate, when the second bevel gear (412) rotates, the rotating screw rod (413) is driven to rotate, then the movable thread sleeve (414) movably connected with the rotating screw rod (413) is driven to move outwards, at this time, the arc-shaped rubber hub (415) is unfolded, so that the diameter of the travelling mechanism (400) is increased, and obstacles can be conveniently cleared, and cultivation can be continued;
after arc rubber wheel hub (415) is crossed the barrier, because gravity potential energy moves perpendicularly downwards, at this moment arc rubber wheel hub (415) is with force conduction to first mounting bracket (417), at this moment first mounting bracket (417) drive second connecting rod (418) outwards remove, and then make second slider (422) that are connected with second mounting bracket (419) outwards slide in second spout (421), thereby drive extension spring (423) tensile deformation, through the tensile deformation of extension spring (423), can cushion arc rubber wheel hub (415) the atress.
2. The method for using the crop soil planing and fertilizing apparatus with the safe cut prevention structure for agricultural cultivation according to claim 1, wherein the method comprises the following steps: the travelling mechanism (400) comprises a fixed mounting frame (410), a second switch (426) is fixedly mounted at the top end of the movable fixing frame (113), the two sides of the cultivator body (110) are movably mounted with the fixed mounting frame (410) through bearings, a motor (425) is fixedly mounted at one side, far away from each other, of the fixed mounting frame (410), a third rotating shaft (424) is fixedly mounted at the output end of the motor (425), one end, close to each other, of the third rotating shaft (424) extends to the inside of the fixed mounting frame (410) through an opening in the fixed mounting frame (410), one end, close to each other, of the third rotating shaft (424) is movably connected with one side of the inner wall of the fixed mounting frame (410) through bearings, a first bevel gear (411) is sleeved on the inner wall of the fixed mounting frame (410) through bearings, a second bevel gear (412) is meshed with the first bevel gear (411), the inner side, both sides of the second bevel gear (412) are fixedly mounted with one end, close to each other, which is rotatably connected with one end, far away from the movable mounting frame (410), of the movable mounting frame (413) through bearings, which is rotatably connected with one end, far away from the screw (411) through the movable mounting frame (413), one end of the movable thread bush (414) far away from the fixed mounting frame (410) is provided with an arc-shaped rubber hub (415).
3. The method for using the crop soil planing and fertilizing apparatus with the safe cut prevention structure for agricultural cultivation according to claim 2, wherein the method comprises the following steps: the utility model discloses a rubber hub, including fixed mounting frame (410) and fixed mounting frame (420), fixed mounting frame (410) are kept away from in movable thread bush (414), connecting diaphragm (420) are kept away from the one end of movable thread bush (414) and are all offered second spout (421), the inside of second spout (421) all is equipped with a set of second slider (422), every group the quantity of second slider (422) is two, every group two the inboard of second slider (422) is all fixed mounting has extension spring (423), the one end that connecting diaphragm (420) were kept away from to second slider (422) is all fixed mounting have second mounting bracket (419), the one end that connecting diaphragm (420) was kept away from to second mounting bracket (419) is all installed second connecting rod (418) through pivot movable mounting, two the one end that second connecting rod (418) were kept away from second mounting bracket (419) is all fixed mounting plate (416) through pivot movable mounting bracket (417), the one end that connecting diaphragm (420) were kept away from to first mounting bracket (417) is all fixed mounting plate (416), the one end that connecting diaphragm (420) was kept away from is all fixed connection plate (416), connecting plate (420) are all kept away from fixed connection with arc-shaped boss (415).
CN202011151730.3A 2020-10-26 2020-10-26 Agricultural cultivation is with having crop dig soil fertilizer injection unit of safe structure of preventing cutting Active CN112243604B (en)

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