CN109121615B

CN109121615B - Crop fertilizer applicator

Info

Publication number: CN109121615B
Application number: CN201810970579.2A
Authority: CN
Inventors: 王小果; 王海景; 陶国树; 赵耀巍; 刘荣; 龙玉红
Original assignee: Individual
Current assignee: Tao Guoshu
Priority date: 2018-08-24
Filing date: 2018-08-24
Publication date: 2021-08-17
Anticipated expiration: 2038-08-24
Also published as: CN109121615A

Abstract

The invention relates to a fertilizer applicator, in particular to a crop fertilizer applicator. The technical problem is as follows: the crop fertilizer applicator can save labor and apply two different fertilizers simultaneously. The technical scheme is as follows: a crop fertilizer applicator comprises a box body, a support, wheels, a partition plate, a slide rail, a slide block, a first spring, a connecting rod, a stop block, a fixed rod, a lower fixed pulley and the like; the bottom left and right sides of box all is connected with the support, and the equal rotary type in both sides is connected with the wheel around the support, and the middle part of box is equipped with the baffle, and first through-hole has all been opened to the top left and right sides of box, and the second through-hole has all been opened to the bottom left and right sides of box. According to the invention, two different fertilizers are placed in the box body through the first through holes by a user, the two different fertilizers are separated by the partition plate, and the user swings the first swing rods on the left side and the right side downwards, so that the two different fertilizers fall to a fertilizing place from the second through holes on the left side and the right side, and the user can apply the two different fertilizers while moving the fertilizer applying device.

Description

Crop fertilizer applicator

Technical Field

The invention relates to a fertilizer applicator, in particular to a crop fertilizer applicator.

Background

People generally need fertilize crops after planting crops, and crops that fertilizer can make are long better, and now generally people hold a basin and dress fertilizer, bow and fertilize crops, and crops are more than need to do a fertilizer, and fertilization not only once can only do a fertilizer and efficiency is lower like this, and people hold basin dress fertilizer, bow to fertilizeing, and after the time of bowing is of a specified duration, the waist is easy to ache and more hard.

Disclosure of Invention

In order to overcome the defects that people hold a basin to contain fertilizer, bend over to fertilize, bend over for a long time, easily feel aching and painful in the waist and are difficult to do, only can apply one fertilizer once and have lower efficiency, and the technical problem is as follows: the crop fertilizer applicator can save labor and apply two different fertilizers simultaneously.

The technical scheme is as follows: a crop fertilizer applicator comprises a box body, a support, wheels, a partition plate, a slide rail, a slide block, a first spring, a connecting rod, a stop block, a fixed rod, a lower fixed pulley, a first connecting rod, a guide wheel, a first steel wire rope, a second steel wire rope, a pushing handle, an upper fixed pulley, a first fixed pulley, a second fixed pulley, a third fixed pulley, a fourth fixed pulley, a connecting column and a first swing rod, wherein the left side and the right side of the bottom of the box body are both connected with the support, the front side and the rear side of the support are both rotatably connected with the wheels, the middle of the box body is provided with the partition plate, the left side and the right side of the top of the box body are both provided with first through holes, the left side and the right side of the bottom of the box body are both provided with second through holes, the middle of the bottom of the box body is connected with the fixed rod, the left side and the right side of the bottom of the fixed rod are both rotatably connected with the lower fixed pulleys, the slide rail is positioned at the rear side of the lower fixed pulley, and the slide rail is slidably connected with the slide block, the bottom of the sliding block is connected with a connecting rod, the outside of the top of the connecting rod is connected with a stop block, the stop block is positioned under the second through hole, the outside of the sliding block on the left and right sides and the box body are both connected with a first spring, the box body between the first through holes on the left and right sides is connected with a first connecting rod, the upper and lower parts of the first connecting rod are both rotated guide wheels, the right side of the top of the box body is connected with a push handle, the upper and lower sides of the left part of the push handle are respectively rotatably connected with an upper fixed pulley and a first fixed pulley, the right side of the top of the push handle is rotatably connected with a second fixed pulley, the right side of the top of the push handle is rotatably connected with a third fixed pulley, the third fixed pulley is positioned on the left side of the second fixed pulley, the right part of the push handle is rotatably connected with a fourth fixed pulley, the fourth fixed pulley is positioned below the third fixed pulley, the right lower part of the push handle is connected with a connecting column, the left and right sides of the bottom of the connecting column are both rotatably connected with a first swing rod, the first swing rod on the right side is connected with a first steel wire rope, the first steel wire rope sequentially bypasses a second fixed pulley, a fourth fixed pulley, a first fixed pulley, a lower guide wheel and a right lower fixed pulley and is connected with the right sliding block, the first swing rod on the left side is connected with a second steel wire rope, and the second steel wire rope sequentially bypasses a third fixed pulley, an upper guide wheel and a left lower fixed pulley and is connected with the left sliding block.

As preferred, still including the guide rail, the sliding sleeve, the contact piece, the second spring, the clutch blocks, the lifter, the round block, first button head pole and second pendulum rod, the antetheca right part of box is connected with the round block, be connected with first button head pole on the round block, the last rotation type of first button head pole is connected with the second pendulum rod, the antetheca left part of box is connected with the guide rail, the slip type is connected with the sliding sleeve on the guide rail, the top intermediate junction of sliding sleeve has the contact piece, the bottom left side and the contact piece contact of second pendulum rod, the bottom of sliding sleeve is connected with the lifter, the bottom of lifter is connected with the clutch blocks, all be connected with the second spring between the left and right sides of clutch blocks and the bottom of box.

Preferably, the steel wire rope pulling device further comprises a bearing seat, a rotating shaft, a winding wheel, a third steel wire rope, a second connecting rod, a circular frame, an L-shaped rod, a pulling block, a third spring and a clamping block, wherein the bearing seat is installed on the right portion of the pushing handle, the bearing seat is located on the right side of the fourth fixed pulley, the rotating shaft is connected in the bearing seat in an interference mode, the winding wheel is connected to the rotating shaft, the third steel wire rope is wound on the winding wheel, one end of the third steel wire rope is connected with a second oscillating rod, the second connecting rod is connected to the rotating shaft, the circular frame is connected to the second connecting rod, a plurality of clamping grooves are formed in the circular frame, the L-shaped rod is connected to the right side of the top of the pushing handle, the sliding type pulling block is connected to the right portion of the L-shaped rod, the clamping block is connected to the bottom end of the pulling block, the clamping groove is matched with the upper portion of the pulling block, the third spring is wound on the top end of the third spring and connected to the pulling block, and the bottom end of the third spring is connected to the L-shaped rod.

Preferably, still including protection commentaries on classics board and transparent window, the transparent window has all been inlayed on the antetheca left and right sides upper portion of box, and the equal rotary type in antetheca left and right sides upper portion of box is connected with the protection commentaries on classics board, and the transparent window is located the rear side of protection commentaries on classics board.

Preferably, the box body further comprises a third oscillating bar, a scraper, a return spring, a fourth steel wire rope and a second round-head rod, the third oscillating bar is rotatably connected to the right side of the bottom of the box body, the scraper is connected to the bottom of the third oscillating bar, the return spring is arranged at the joint of the scraper and the third oscillating bar, the second round-head rod is connected to the right side of the bottom of the box body, the fourth steel wire rope is bound on the second round-head rod, and one end of the fourth steel wire rope is connected with the third oscillating bar.

When the fertilizer applying device needs to be used, a user firstly places two different fertilizers in the box body through the first through hole, the two different fertilizers are separated by the partition plate, then the user holds the push handle to push the fertilizer applying device to move, when the fertilizer applying device moves to a fertilizer applying place, the user swings the first swing rods on the left side and the right side downwards, the slide blocks on the left side and the right side are driven to move away from each other through the first steel wire rope and the second steel wire rope, the lower fixed pulley, the upper fixed pulley, the first fixed pulley, the second fixed pulley, the third fixed pulley and the fourth fixed pulley play a guiding role, the slide blocks on the left side and the right side move away from each other to drive the connecting rods on the left side and the right side to move away from each other, the connecting rods on the left side and the right side move away from the left side and the right side of the stop block, the first springs on the left side and the right side are stretched, so that the two different fertilizers fall to the fertilizer applying place from the second through holes on the left side and the right side, when a user does not swing the first swing rods on the left side and the right side downwards any more, the sliding blocks on the left side and the right side and the upper parts of the sliding blocks are reset under the action of the first springs on the left side and the right side, so that two different fertilizers cannot fall from the second through holes on the left side and the right side, and the user can apply the two different fertilizers while moving the fertilizer applying device.

The user swings the right part of the second swing rod upwards, so that the left part of the second swing rod swings downwards, the left part of the second swing rod swings downwards to drive the contact block to move downwards, the contact block moves downwards to drive the sliding sleeve to move downwards, the guide rail plays a guiding role, the sliding sleeve moves downwards to drive the lifting rod to move downwards, the lifting rod moves downwards to drive the friction block to move downwards, the second springs on the left side and the right side are stretched, so that the friction block is in contact with the ground, braking can be carried out when the user pushes the downhill, when the user swings the right part of the second swing rod downwards, the left part of the second swing rod swings upwards, so that the left part of the second swing rod is not in contact with the contact block, and under the action of the second springs on the left side and the right side, the friction block and the lifting rod reset, so that the friction block is not in contact with the ground any more.

When a user needs to make the friction block contact with the ground to brake, the user pulls the pull block upwards, the third spring is stretched, so that the clamping block is separated from the clamping groove, then the user rotates the round frame forwards, the round frame forwards rotates to drive the second connecting rod to rotate forwards, the second connecting rod forwards rotates to drive the rotating shaft to rotate forwards, the rotating shaft forwards rotates to drive the reel to rotate forwards, the right part of the second swing rod upwards swings through the third steel wire rope, so that the left part of the second swing rod downwards swings, the left part of the second swing rod downwards swings to drive the contact block to downwards move, the contact block downwards moves to drive the sliding sleeve downwards, the guide rail plays a role in guiding, the sliding sleeve downwards moves to drive the lifting rod to downwards move, the lifting rod downwards moves to drive the friction block to downwards, the second springs on the left side and the right side are stretched, so that the friction block contacts with the ground, then the user does not pull, the clamping block is clamped into the clamping groove corresponding to the clamping block to fix the round frame, so that the second swing rod is not required to be pulled upwards all the time to brake. When the user does not need the clutch blocks to brake with ground contact, the user upwards stimulates the pull block, the third spring is stretched, thereby make the fixture block break away from the draw-in groove, user reversal round frame afterwards, the round frame reversal drives the reversal of second connecting rod, the reversal of second connecting rod drives the pivot reversal, the pivot reversal drives the reel reversal, third wire rope is given out, under the effect of second spring, the clutch blocks drives the lifter rebound, thereby drive the swing-up of second pendulum rod left part through sliding sleeve and contact block, make the swing-down of second pendulum rod right part restore to the throne, then the user no longer upwards stimulates the pull block, under the effect of third spring, the fixture block card goes into rather than corresponding draw-in groove, fixed round frame.

The protection of the rotatable left and right sides of user changes the board to make the transparent window of user's accessible left and right sides see the volume of two kinds of different fertilizers in the box, can be timely fill up, after filling up the completion, the user rotates the protection of the left and right sides and changes board to the normal position, and the protection of the left and right sides changes the board and can protect the transparent window of the left and right sides.

When a user pushes the multifunctional fertilizing machine to move, the scraper can scrape soil in front of the wheels to be flat, so that the multifunctional fertilizing machine can move better, the user can untie the fourth steel wire rope from the second round-head rod and pull the fourth steel wire rope to the right, the third swing rod is driven by the fourth steel wire rope to swing to the right, the third swing rod swings to the right to drive the scraper to swing to the left, the return spring is twisted, the angle of the scraper can be adjusted according to the thickness of the soil in front of the wheels, after the scraper is adjusted to a proper angle, the user ties the fourth steel wire rope on the second round-head rod, the scraper can be fixed, after fertilizing is completed, the user unties the fourth steel wire rope, under the action of the return spring, the scraper and the third swing rod reset, and then the user ties the fourth steel wire rope on the second round-head rod.

The beneficial effects are that: according to the invention, two different fertilizers are placed in the box body through the first through holes by a user, the two different fertilizers are separated by the partition plate, the user swings the first swing rods on the left side and the right side downwards, so that the two different fertilizers fall to a fertilizing place from the second through holes on the left side and the right side, the user can apply the two different fertilizers while moving the fertilizer box, the user can make the friction block contact with the ground through the second swing rods to brake, the user can see the amount of the two fertilizers in the box body through the transparent windows on the left side and the right side to fill up the fertilizers in time, the user can adjust the angle of the scraper blade to scrape soil in front of the wheel, and thus the two different fertilizers can be applied in a labor-saving and rapid manner.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is an enlarged schematic view of the structure of the present invention a.

FIG. 3 is an enlarged schematic view of the present invention B.

Fig. 4 is an enlarged schematic view of the structure of the present invention C.

Description of reference numerals: 1 box body, 2 supports, 3 wheels, 4 clapboards, 401 first through holes, 5 second through holes, 6 sliding rails, 7 sliding blocks, 8 first springs, 9 connecting rods, 10 stoppers, 11 fixing rods, 12 lower fixed pulleys, 13 first connecting rods, 14 guide wheels, 15 first steel wire ropes, 16 second steel wire ropes, 17 push handles, 18 upper fixed pulleys, 181 first fixed pulleys, 182 second fixed pulleys, 183 third fixed pulleys, 184 fourth fixed pulleys, 19 connecting columns, 20 first swing rods, 21 guide rails, 22 sliding sleeves, 23 contact blocks, 24 second springs, 25 friction blocks, 26 lifting rods, 27 circular blocks, 28 first round head rods, 29 second swing rods, 30 bearing seats, 31 rotating shafts, 32 winding wheels, 33 third steel wire ropes, 34 second connecting rods, 35 circular frames, 36 clamping grooves, 37L-shaped rods, 38 pull blocks, 39 third springs, 40 clamping blocks, 42 protective rotating plates, 43, 44 third swing rods, 45 scraping plates, 46 return spring, 47 fourth wire rope, 48 second round head rod.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

Example 1

A crop fertilizer applicator is shown in figures 1-4 and comprises a box body 1, a support 2, wheels 3, a partition plate 4, a slide rail 6, a slide block 7, a first spring 8, a connecting rod 9, a stop block 10, a fixed rod 11, a lower fixed pulley 12, a first connecting rod 13, a guide wheel 14, a first steel wire rope 15, a second steel wire rope 16, a pushing handle 17, an upper fixed pulley 18, a first fixed pulley 181, a second fixed pulley 182, a third fixed pulley 183, a fourth fixed pulley 184, a connecting column 19 and a first swing rod 20, wherein the left side and the right side of the bottom of the box body 1 are connected with the support 2, the front side and the rear side of the support 2 are rotatably connected with the wheels 3, the partition plate 4 is arranged in the middle of the box body 1, the left side and the right side of the top of the box body 1 are both provided with first through holes 401, the left side and the right side of the bottom of the box body 1 are both provided with second through holes 5, the bottom of the box body 1 is connected with the fixed rod 11, the left side and the right side of the bottom of the fixed rod 11 are rotatably connected with the lower fixed pulley 12, the left side and the right side of the bottom of a fixed rod 11 are both connected with a slide rail 6, the slide rail 6 is positioned at the rear side of a lower fixed pulley 12, the slide rail 6 is connected with a slide block 7 in a sliding manner, the bottom of the slide block 7 is connected with a connecting rod 9, the outer side of the top of the connecting rod 9 is connected with a stop block 10, the stop block 10 is positioned under a second through hole 5, the outer sides of the slide blocks 7 at the left side and the right side and a box body 1 are both connected with a first spring 8, the box body 1 between the first through holes 401 at the left side and the right side is connected with a first connecting rod 13, the upper part and the lower part of the first connecting rod 13 are both rotated to guide wheels 14, the right side of the top of the box body 1 is connected with a push handle 17, the upper side and the lower side of the left part of the push handle 17 are respectively rotatably connected with an upper fixed pulley 18 and a first fixed pulley 181, the right side of the top of the push handle 17 is rotatably connected with a second fixed pulley 182, the right side of the top of the push handle 17 is rotatably connected with a third fixed pulley 183, the third fixed pulley 183 is positioned at the left side of the second fixed pulley 182, the right part of the pushing handle 17 is rotatably connected with a fourth fixed pulley 184, the fourth fixed pulley 184 is positioned below the third fixed pulley 183, the lower part of the right side of the pushing handle 17 is connected with a connecting column 19, the left side and the right side of the bottom of the connecting column 19 are rotatably connected with a first swing rod 20, a first steel wire rope 15 is connected onto the first swing rod 20 on the right side, the first steel wire rope 15 sequentially bypasses a second fixed pulley 182, the fourth fixed pulley 184, the first fixed pulley 181, a lower guide wheel 14 and a right lower fixed pulley 12 and is connected with a right slider 7, the first swing rod on the left side is connected with a second steel wire rope 16, and the second steel wire rope 16 sequentially bypasses the third fixed pulley 183, an upper fixed pulley 18, an upper guide wheel 14 and the left lower fixed pulley 12 and is connected with a left slider 7.

Example 2

Still including guide rail 21, sliding sleeve 22, contact block 23, second spring 24, clutch blocks 25, lifter 26, circular block 27, first button pole 28 and second pendulum rod 29, the antetheca right part of box 1 is connected with circular block 27, be connected with first button pole 28 on the circular block 27, the last rotation type of first button pole 28 is connected with second pendulum rod 29, the antetheca left part of box 1 is connected with guide rail 21, the sliding connection has sliding sleeve 22 on the guide rail 21, the top intermediate junction of sliding sleeve 22 has contact block 23, the bottom left side and the contact block 23 contact of second pendulum rod 29, the bottom of sliding sleeve 22 is connected with lifter 26, the bottom of lifter 26 is connected with clutch blocks 25, all be connected with second spring 24 between the left and right sides of clutch blocks 25 and the bottom of box 1.

Example 3

The novel reel comprises a bearing seat 30, a rotating shaft 31, a reel 32, a third steel wire rope 33, a second connecting rod 34, a circular frame 35, an L-shaped rod 37, a pulling block 38, a third spring 39 and a clamping block 40, wherein the bearing seat 30 is installed at the right part of a pushing handle 17, the bearing seat 30 is positioned at the right side of a fourth fixed pulley 184, the rotating shaft 31 is connected in the bearing seat 30 in an interference manner, the reel 32 is connected onto the rotating shaft 31, the third steel wire rope 33 is wound onto the reel 32, one end of the third steel wire rope 33 is connected with a second swing rod 29, the rotating shaft 31 is connected with a plurality of second connecting rods 34, the circular frame 35 is connected onto the second connecting rods 34, a plurality of clamping grooves 36 are formed in the circular frame 35, the L-shaped rod 37 is connected onto the right side of the top of the pushing handle 17, the pulling block 38 is slidably connected onto the right part of the L-shaped rod 37, the clamping block 40 is connected onto the bottom end of the pulling block 38, the clamping block 40 is matched with the clamping groove 36, the upper part of the pulling block 38 is wound onto the third spring 39, the top end of the third spring 39 is connected with the pulling block 38, the bottom end of the third spring 39 is connected to the L-shaped rod 37.

Example 4

Still including protection commentaries on classics board 42 and transparent window 43, transparent window 43 has all been inlayed on the antetheca left and right sides upper portion of box 1, and the equal rotary type in antetheca left and right sides upper portion of box 1 is connected with protection commentaries on classics board 42, and transparent window 43 is located the rear side of protection commentaries on classics board 42.

Example 5

The box body is characterized by further comprising a third swing rod 44, a scraper 45, a return spring 46, a fourth steel wire rope 47 and a second round-head rod 48, the third swing rod 44 is rotatably connected to the right side of the bottom of the box body 1, the scraper 45 is connected to the bottom of the third swing rod 44, the return spring 46 is arranged at the joint of the scraper 45 and the third swing rod 44, the second round-head rod 48 is connected to the right side of the bottom of the box body 1, the fourth steel wire rope 47 is tied on the second round-head rod 48, and one end of the fourth steel wire rope 47 is connected with the third swing rod 44.

When the fertilizer applying device needs to be used, a user firstly places two different fertilizers into the box body 1 through the first through hole 401, the two different fertilizers are separated by the partition plate 4, then the user holds the push handle 17 to push the fertilizer applying device to move, when the fertilizer applying device moves to a fertilizer applying place, the user swings the first swing rods 20 on the left side and the right side downwards, the sliders 7 on the left side and the right side are driven to move away from each other through the first steel wire rope 15 and the second steel wire rope 16, the lower fixed pulley 12, the upper fixed pulley 18, the first fixed pulley 181, the second fixed pulley 182, the third fixed pulley 183 and the fourth fixed pulley 184 play a guiding role, the sliders 7 on the left side and the right side move away from each other to drive the connecting rods 9 on the left side and the right side to move away from each other, the connecting rods 9 on the left side and the right side move away from each other to drive the stoppers 10 on the left side and the right side to move away from the lower part of the second through hole 5, the first springs 8 on the left side and the right side are stretched, so that the two different fertilizers fall to the fertilizer applying place, when the user does not swing the first swing levers on the left and right sides downwards any more, the sliders 7 on the left and right sides and the upper members thereof are reset under the action of the first springs 8 on the left and right sides, so that two different fertilizers cannot fall from the second through holes 5 on the left and right sides, and the user can apply the two different fertilizers while moving the present invention.

The user swings the right portion of the second swing link 29 upward, so that the left portion of the second swing link 29 swings downward, the downward swing of the left portion of the second swing link 29 drives the contact block 23 to move downward, the downward movement of the contact block 23 drives the downward movement of the sliding sleeve 22, the guide rail 21 plays a guiding role, the downward movement of the sliding sleeve 22 drives the downward movement of the lifting rod 26, the downward movement of the lifting rod 26 drives the downward movement of the friction block 25, the second springs 24 on the left and right sides are stretched, thereby allowing the pads 25 to contact the ground, thus enabling braking when the user pushes the present invention downhill, when the user swings the right portion of the second swing link 29 downward, the left portion of the second swing link 29 swings upward, so that the left portion of the second swing link 29 is not in contact with the contact block 23, under the action of the left and right second springs 24, the friction block 25 and the lifting rod 26 are reset, so that the friction block 25 is not contacted with the ground any more.

When a user needs to make the friction block 25 contact with the ground for braking, the user pulls the pull block 38 upwards, the third spring 39 is stretched, so that the fixture block 40 is separated from the clamping groove 36, then the user rotates the circular frame 35 forwards, the circular frame 35 forwards rotates to drive the second connecting rod 34 to rotate forwards, the second connecting rod 34 forwards rotates to drive the rotating shaft 31 to rotate forwards, the rotating shaft 31 forwards rotates to drive the reel 32 to rotate forwards, the right part of the second swing rod 29 upwards swings through the third steel wire rope 33, so that the left part of the second swing rod 29 downwards swings, the left part of the second swing rod 29 downwards swings to drive the contact block 23 to downwards move, the contact block 23 downwards moves to drive the sliding sleeve 22 to downwards move, the guide rail 21 plays a guiding role, the sliding sleeve 22 downwards moves to drive the lifting rod 26 to downwards, the lifting rod 26 downwards moves to drive the friction block 25 to downwards, the second springs 24 on the left side and the right side are stretched, so that the friction block 25 contacts with the ground, then, the user does not pull the pull block 38 upwards any more, and the fixture block 40 is clamped into the corresponding fixture groove 36 under the action of the third spring 39 to fix the circular frame 35, so that the brake is not performed by pulling the second swing link 29 upwards all the time. When a user does not need the friction block 25 to contact with the ground for braking, the user pulls the pull block 38 upwards, the third spring 39 is stretched, so that the clamping block 40 is separated from the clamping groove 36, then the user reverses the circular frame 35, the circular frame 35 reverses to drive the second connecting rod 34 to reverse, the second connecting rod 34 reverses to drive the rotating shaft 31 to reverse, the rotating shaft 31 reverses to drive the reel 32 to reverse, the third steel wire rope 33 is released, under the action of the second spring 24, the friction block 25 drives the lifting rod 26 to move upwards, so that the sliding sleeve 22 and the contact block 23 drive the left part of the second swing rod 29 to swing upwards, so that the right part of the second swing rod 29 swings downwards to reset, then the user does not pull the pull block 38 upwards any more, under the action of the third spring 39, the clamping block 40 is clamped into the clamping groove 36 corresponding to the clamping block 40.

The protection of the user rotatable left and right sides changes board 42 to make the transparent window 43 of user's accessible left and right sides see the volume of two kinds of different fertilizers in the box 1, can be timely fill up, after filling up the completion, the user rotates the protection of the left and right sides and changes board 42 to the normal position, and the protection of the left and right sides changes board 42 can protect the transparent window 43 of the left and right sides.

When the user pushes the fertilizing machine to move, the scraper 45 can scrape soil in front of the wheel 3, so that the fertilizing machine can move better, the user can untie the fourth steel wire rope 47 from the second round-head rod 48 and pull the fourth steel wire rope 47 to the right, the fourth steel wire rope 47 drives the third swing rod 44 to swing to the right, the third swing rod swings to the right to drive the scraper 45 to swing to the left, the return spring 46 is twisted, the angle of the scraper 45 can be adjusted according to the thickness of the soil in front of the wheel 3, after the scraper 45 is adjusted to a proper angle, the user can tie the fourth steel wire rope 47 on the second round-head rod 48 to fix the scraper 45, after fertilizing is completed, the user unties the fourth steel wire rope 47, under the action of the return spring 46, the scraper 45 and the third swing rod reset, and then the user ties the fourth steel wire rope 47 on the second round-head rod 48.

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

Claims

1. A crop fertilizer applicator is characterized by comprising a box body, a support, wheels, a partition plate, a slide rail, a slide block, a first spring, a connecting rod, a stop block, a fixed rod, a lower fixed pulley, a first connecting rod, a guide wheel, a first steel wire rope, a second steel wire rope, a pushing handle, an upper fixed pulley, a first fixed pulley, a second fixed pulley, a third fixed pulley, a fourth fixed pulley, a connecting column and a first swing rod, wherein the left side and the right side of the bottom of the box body are both connected with the support, the front side and the rear side of the support are both rotatably connected with the wheels, the partition plate is arranged in the middle of the box body, the left side and the right side of the top of the box body are both provided with first through holes, the left side and the right side of the bottom of the box body are both provided with second through holes, the middle of the bottom of the box body is connected with the, a slide block is connected on the slide rail in a sliding way, the bottom of the slide block is connected with a connecting rod, the top outer side of the connecting rod is connected with a stop block, the stop block is positioned under the second through hole, a first spring is connected between the outer sides of the slide block on the left and the right sides and the box body, a first connecting rod is connected on the box body between the first through holes on the left and the right sides, the upper part and the lower part of the first connecting rod are rotatably connected with guide wheels, the top right side of the box body is connected with a push handle, the upper side and the lower side of the left part of the push handle are respectively rotatably connected with an upper fixed pulley and a first fixed pulley, the top right side of the push handle is rotatably connected with a second fixed pulley, the top right side of the push handle is rotatably connected with a third fixed pulley, the third fixed pulley is positioned on the left side of the second fixed pulley, the right part of the push handle is rotatably connected with a fourth fixed pulley, the fourth fixed pulley is positioned under the third fixed pulley, and the right lower part of the push handle is connected with a connecting column, the left side and the right side of the bottom of the connecting column are respectively connected with a first swing rod in a rotating mode, a first steel wire rope is connected to the first swing rod on the right side, the first steel wire rope sequentially bypasses a second fixed pulley, a fourth fixed pulley, a first fixed pulley, a lower guide wheel and a right lower fixed pulley and is connected with a right slide block, a second steel wire rope is connected to the first swing rod on the left side, and the second steel wire rope sequentially bypasses a third fixed pulley, an upper guide wheel and a left lower fixed pulley and is connected with a left slide block; the box body is characterized by also comprising a guide rail, a sliding sleeve, a contact block, a second spring, a friction block, a lifting rod, a circular block, a first round-head rod and a second swing rod, wherein the right part of the front wall of the box body is connected with the circular block, the circular block is connected with the first round-head rod, the first round-head rod is rotatably connected with the second swing rod, the left part of the front wall of the box body is connected with the guide rail, the sliding sleeve is slidably connected on the guide rail, the contact block is connected in the middle of the top of the sliding sleeve, the left side of the bottom of the second swing rod is in contact with the contact block, the bottom end of the sliding sleeve is connected with the lifting rod, the bottom end of the lifting rod is connected with the friction block, and the second springs are connected between the left side and the right side of the friction block and the bottom of the box body; the steel wire rope pulling device comprises a bearing seat, a rotating shaft, a winding wheel, a third steel wire rope, a second connecting rod, a circular frame, an L-shaped rod, a pulling block, a third spring and a clamping block, the bearing seat is installed on the right portion of a pushing handle, the bearing seat is located on the right side of a fourth fixed pulley, the bearing seat is internally connected with the rotating shaft in an interference mode, the rotating shaft is connected with the winding wheel, the third steel wire rope is wound on the winding wheel, one end of the third steel wire rope is connected with a second oscillating bar, the rotating shaft is connected with a plurality of second connecting rods, the second connecting rod is connected with the circular frame, a plurality of clamping grooves are formed in the circular frame, the right side of the top of the pushing handle is connected with the L-shaped rod, the right sliding type of the L-shaped rod is connected with the pulling block, the clamping block is connected with the bottom end of the pulling block, the clamping groove is matched with the upper portion of the pulling block, the third spring is wound on the top end of the third spring, and the bottom end of the L-shaped rod are connected with the L-shaped rod.

2. The fertilizer distributor for crops as claimed in claim 1, further comprising a protection rotating plate and a transparent window, wherein the transparent window is embedded in the upper parts of the left and right sides of the front wall of the box body, the protection rotating plate is rotatably connected to the upper parts of the left and right sides of the front wall of the box body, and the transparent window is located at the rear side of the protection rotating plate.

3. The crop fertilizer distributor as claimed in claim 2, further comprising a third swing rod, a scraper, a return spring, a fourth steel wire rope and a second round-head rod, wherein the third swing rod is rotatably connected to the right side of the bottom of the box body, the scraper is connected to the bottom of the third swing rod, the return spring is arranged at the joint of the scraper and the third swing rod, the second round-head rod is connected to the right side of the bottom of the box body, the fourth steel wire rope is tied on the second round-head rod, and one end of the fourth steel wire rope is connected with the third swing rod.