CN107027359A - A kind of pneumatic chiselling fertilizer applicator - Google Patents

Abstract

The invention discloses a pneumatic subsoil fertilization machine in the technical field of garden machinery, which includes a fertilization mechanism, which includes a linear driver 1, an air pick and a support seat, and the bottom of the telescopic rod of the linear driver 1 is connected to the upper side of the support seat , the exciter rod is detachably connected to the pick, the exciter rod section on the lower side of the pick is provided with an air intake and liquid block connected with the exciter rod, the exciter rod section under the pick is hollow, The air inlet and liquid block are connected with the exciter rod in the hollow section, the upper part of the exciter rod is connected to the support seat, the exciter rod is parallel to the telescopic rod, and the bottom side of the exciter rod is connected with a cone-shaped ripper at the bottom, There is a liquid application chamber inside the ripper, and there is an exhaust liquid application hole on the ripper corresponding to the liquid application chamber; an air inlet and a liquid inlet are respectively provided on the air inlet and liquid inlet blocks; The air is compressed, and the liquid fertilizer is passed into the liquid inlet; the invention improves the air permeability of the soil, and the medicinal liquid is easily and uniformly applied to the plant root system, which is beneficial to the growth of the plant.

Description

A Pneumatic Subsoil Fertilizer Applicator

technical field

The invention relates to a fertilizing device, in particular to a fertilizing device for applying liquid fertilizer to fruit trees.

Background technique

In the garden industry and crops such as fruit trees, in order to make the trees grow vigorously, it is necessary to loosen the soil and fertilize frequently. In the traditional technology, the laborers use manual press-in deep loose soil fertilizer applicators, which can realize deep loose soil, but it can only be applied to soft soil, the pressing depth is shallow, the efficiency is low, the amount of fertilizer can not be quantified, and the machine is heavy and difficult to operate , The labor intensity of the workers is high.

In order to solve the problems existing in the traditional manual processing method, in the prior art, a Chinese invention patent with the patent name of the deep soil loosening fertilizer applicator was announced, its application number is 02272845.7, the application date is 2002.08.27, and the authorization announcement date is 2003. On September 3, the authorized announcement date is CN 2569541 Y. Its structure is specific, including a host that can generate shock and vibration. The lower part of the host is connected with a loosening rod that can be inserted into the soil to loosen soil and fertilize. The host is also connected to a A storage tank for storing chemical fertilizers or pesticides. The bottom of the storage tank is connected to the inner cavity of the loosening rod through a pipe. The main engine is a pneumatic vibrator. The force of the continuous downward impact of the rod can go deep into the predetermined depth without manual pressing. The liquid fertilizer, solid fertilizer or powder fertilizer in the storage tank enters the loosening rod from the storage tank. The main machine is an impact machine, which can It is suitable for soil with a certain hardness or degree of compaction, but this structure only uses impact machinery to loosen the soil. The soil around the lower end of the loosening rod is still very tight and the soil is airtight. At this time, directly apply the fertilizer along the loosening soil When the discharge port of the rod is applied into the soil, it is difficult for the fertilizer to be evenly applied around the plant root system, which is unfavorable for the growth of the plant root system.

Contents of the invention

The object of the present invention is to solve the technical problem that fertilizers are difficult to apply evenly in the prior art, and to provide a pneumatic subsoil fertilizer applicator. The present invention can improve soil air permeability, retain moisture and store water, and easily apply liquid medicine evenly to plant roots. , is conducive to plant growth, and at the same time, further improves work efficiency.

The object of the present invention is achieved like this: a kind of pneumatic subsoil fertilization machine, comprises fertilization mechanism, and described fertilization mechanism comprises linear drive one, pneumatic pick and support base, and the telescopic rod one bottom of described linear drive one and support base The upper side is connected, and the excitation rod is detachably connected to the air pick. The exciting rod section is hollow, and the air inlet and liquid block are connected with the exciting rod in the hollow section. A ripper is connected, the lowermost part of the ripper is conical, a liquid application chamber is opened in the ripper, and at least one exhaust liquid application hole is opened on the ripper corresponding to the liquid application chamber; the air inlet liquid block One air inlet and one liquid inlet are respectively arranged on the upper body; compressed air is passed into the air inlet of the air inlet liquid block, and liquid fertilizer is passed into the liquid inlet of the air inlet liquid block.

When the present invention is in operation, the pick generates a continuous downward exciting force. At the same time, the telescopic rod that controls the linear driver 1 stretches out downward, and the telescopic rod 1 drives the supporting seat to move downward, and the supporting seat drives the pneumatic pick and the exciting rod to move downward. When moving downward, the ripper drills into the soil under the push of the vibrating rod, and firstly injects compressed air into the air inlet of the air inlet liquid block, and the compressed air passes through the hollow cavity of the vibrating rod, the liquid application chamber and the exhaust in sequence. The liquid application hole leads into the soil around the excitation rod, loosens the originally compact soil, improves the air permeability of the soil, and makes it easier to apply the liquid medicine into the soil; Fertilizer and liquid medicine pass through the hollow cavity of the excitation rod, the liquid application chamber and the exhaust liquid application hole in turn into the soil around the plant root system, which is conducive to the growth of the plant root system; after the fertilization work is completed, the pick stops and the telescopic rod is controlled. Once retracted, the telescopic rod drives the support seat to move upward, and the support seat drives the vibration rod and the pick to move upward until the vibration rod leaves the ground. After the vibration rod leaves the ground, close the linear drive 1 and the fertilizer applicator stops running; The invention utilizes the combination of a pick and a linear driver to increase the soil-breaking force of the vibrating rod, making the work of loosening the soil easier, and completes deep loosening without damaging the ground surface; the compressed air is introduced into the vibrating rod to make the surrounding area of the ripper looser. The originally compact soil is loosened, which improves the air permeability of the soil. The liquid fertilizer is applied to the loose and air-permeable soil, and the fertilization effect is better, which is conducive to the growth of plant roots. It can be applied to the fertilization of fruit trees and other crops in large gardens.

In order to further improve the controllability of the air supply and liquid supply work, it also includes an air supply mechanism and a liquid supply mechanism. The air supply mechanism includes an air compressor and a total air pipeline, and the air outlet of the air compressor is connected to the air storage tank. The air inlet of the main air pipe is respectively connected with the air inlet pipe, the air pick outlet pipe used to supply air to the air pick, the cylinder outlet pipe, the loose air pipe and the spare air loose pipe at intervals, and the air outlet of the gas storage tank passes through a one-way The valve is connected to the intake pipe, the air outlet of the gas storage tank is connected to the intake pipe through the one-way valve, the air pick outlet pipe is connected to one end of the three-way pipe one, and the other two ends of the three-way pipe one are respectively connected to the solenoid valve one and solenoid valve two One end, the other end of solenoid valve 1 is connected to the air pick; the air outlet of the cylinder outlet pipe is connected to one end of the five-way pipe, and the other four ports of the five-way pipe are connected to solenoid valve 3, solenoid valve 4, solenoid valve 5, and solenoid valve respectively. One end of the valve six; the air outlet of the loose air pipe is connected to one end of the solenoid valve seven, and the other end of the solenoid valve seven is connected to the air inlet of the intake liquid block, and the spare air loosening pipe is connected to one end of the solenoid valve eight; The liquid supply mechanism includes a liquid storage tank and a main water pipe. The main water pipe is respectively connected with a liquid inlet pipe, a liquid application pipe and a liquid outlet pipe at intervals. The liquid outlet of the liquid storage tank is connected to the liquid suction port of the water pump. The liquid outlet of the water pump is connected to the liquid inlet pipe, the liquid outlet of the liquid application pipe is connected to one end of the three-way pipe two, and the other two ends of the three-way pipe two are respectively connected to the nine end of the solenoid valve and the ten end of the solenoid valve, and the solenoid valve The other end of nine is connected to the liquid inlet of the air inlet liquid block; the liquid outlet pipe is connected to the end of the solenoid valve eleven, and the other end of the solenoid valve eleven is connected to the liquid inlet of the liquid storage tank. When not fertilizing, the solenoid valve Eleven is often powered; in this design, through the setting of pneumatic pipelines and liquid application pipelines.

In order to further improve work efficiency, the fertilization mechanism is provided with two, the linear drive one is a single-piston double-acting cylinder, the other end of the solenoid valve one is connected to a pneumatic pick, and the other end of the solenoid valve two is connected to to another wind pick; the other ends of the solenoid valve three and four are respectively connected to two air inlets of a linear driver one, and the other ends of the solenoid valve five and six are respectively connected to another straight line The two air inlets of the driver one; the other end of the solenoid valve eight is connected to the liquid inlet of an air inlet and liquid inlet block, and the other end of the solenoid valve nine is connected to the liquid inlet of another air inlet and liquid inlet block port; the other end of the solenoid valve seven is connected to the air inlet of an air intake and liquid inlet block, and the other end of the solenoid valve eight is connected to the air inlet of another air intake and liquid intake block; to the upper air inlet of the linear drive one To ventilate, when the telescopic rod is stretched out, it will ventilate to the lower air inlet of the linear drive one, and when the telescopic rod is retracted; in this design, two crops can be fertilized at the same time or fertilization can be carried out around different positions of one crop.

In order to improve the mobility of the present invention, it also includes a walking mechanism, the walking mechanism includes a frame, a number of support beams are arranged between the front beam and the rear beam of the frame, and the air supply mechanism and the liquid supply mechanism are all set On the frame, rotatable wheels are connected to both sides of the front of the frame, universal rollers are connected to both ends of the rear of the frame, and the bottom side of the universal roller is flush with the bottom side of the wheel; this design , making the fertilizer spreader walkable.

In order to further improve the position adjustability of the fertilization mechanism, it also includes a swing mechanism, which drives the back and forth swing of the fertilization mechanism; In between, the base is provided with a supporting column, and there are at least 2 annular grooves spaced apart in the height direction of the supporting column, and a U-shaped bolt is stuck in the annular groove, and the U-shaped bolt is connected with the connecting plate, and the connecting plate Attached to the outside of the support column, the U-shaped bolt can rotate relative to the support column; the two connecting plates arranged at intervals in the height direction are respectively connected with the left swing arm and the right swing arm, and the top sides of the left swing arm and the right swing arm are parallel to the horizontal ground; the two fertilization mechanisms are respectively installed on the left swing arm and the right swing arm; The bottom of the right drive plate is connected to the end of the linear driver 2, and the bottom of the right drive plate is connected to the end of the linear driver 3. The end of the linear driver 2 is the end where the telescopic rod 2 of the linear driver 2 is located. One end of the rod three is located, the other end of the linear driver two and the other end of the linear driver three are fixedly connected to the frame; the left drive plate is connected to the rightmost part of the connecting plate, and the right driving plate is connected to the frontmost part of the connecting plate, When the left swing arm and the right swing arm are facing away from each other and parallel to each other, the connecting plate connected with the right drive plate is at the center of the far right side of the supporting column, and the connecting plate connected with the left driving plate is at the center of the rearmost side of the supporting column; in this design , during the walking process of the fertilizer applicator, the angle between the left swing arm and the right swing arm is the smallest. When two crops need to be fertilized at the same time, the telescopic rod 3 and the When the swing arm and the right swing arm are facing away from each other and parallel to each other, the distance between the two fertilizing mechanisms is the largest, and the linear driver 2 and linear driver 3 stop moving. At this time, the fertilizing mechanism is working; when it is necessary to fertilize around different positions of a crop , keep the position of the original initial state, the traveling mechanism drives the fertilization mechanism to a proper position, and the fertilization mechanism starts to work.

In order to further improve the reliability of the movement of the swing mechanism, a limit mechanism is provided on the base, and the limit mechanism includes a horizontal limit switch 1, a horizontal limit switch 2, a limit switch 3 and a limit switch 4, two pendulums When the arms are facing away from each other and parallel to each other in the length direction, the horizontal limit switch 1 and the horizontal limit switch 2 are in contact with the left drive plate and the right drive plate respectively, and the left swing arm and the right swing arm move from the position parallel to each other at the same time. Front rotation, when the telescopic rod three is basically fully retracted, the right drive plate is in contact with the limit switch three, and the left drive plate is in contact with the limit switch four; in this design, through the horizontal limit switch one, the horizontal limit switch two 1. The setting of the limit switch three and the limit switch four makes the left swing arm and the right swing arm stop swinging when they are in the set limit position, preventing the potential safety hazard caused by the loss of control of the linear drive two and the linear drive three.

As a further improvement of the present invention, the upper side of the air storage tank is provided with a mounting seat, the air compressor is mounted on the mounting seat, and a motor 1 is also mounted on the mounting seat, and the motor 1 drives the air compressor to work; The water pump is installed on the upper side of the frame, and the second motor is also installed on the upper side of the frame, and the second motor drives the water pump to work.

In order to further improve the controllability of the fertilizer applicator, it also includes a controller, a gearbox is installed at the rear of the frame, one end of the gearbox is connected to the universal joint of the tractor, and the rear side of the frame is connected to There is a suspension bracket, the suspension bracket is connected to the tractor, and the other end of the gearbox is connected to a generator. The generator supplies power to the power supply cabinet, and the power supply cabinet supplies the controller, linear driver 2, linear driver 3, motor 1, motor 2, and solenoid valve 1 , solenoid valve two, solenoid valve three, solenoid valve four, solenoid valve five, solenoid valve six, solenoid valve seven, solenoid valve eight, solenoid valve nine, solenoid valve ten and solenoid valve eleven power supply, the controller includes the main control circuit and button circuit, the main control circuit controls the power-off of each solenoid valve through the power supply cabinet, and the controller controls the expansion and contraction of the telescopic rod two and the telescopic rod three; the horizontal limit switch one and the horizontal limit switch two , the limit switch three and the limit switch four send the trigger signal to the controller, and the controller controls the actions of the linear driver two and the linear driver three according to the received trigger signal; when the button on the button circuit is pressed , the signal that the button is pressed is sent to the main control circuit, and the fertilizer applicator fertilizes; when the button is reset, the fertilizer applicator stops running; in this design, through the settings of the controller and the power supply cabinet, the controller controls the corresponding solenoid valve through the power supply cabinet If the power is cut off, the fertilization work can be carried out in an orderly manner, realizing automation, reducing labor force and improving work efficiency.

In order to further improve the reliability of the installation structure of the pneumatic pick, the upper side of the pneumatic pick is connected to the horizontal part of the L-shaped reinforcement plate, the vertical part of the reinforcement plate is attached to the outside of the linear drive one, and the space between the reinforcement plate and the linear drive passes through a U-shaped Two bolts are connected, and the U-shaped bolt two can slide along the outer side of the linear driver one.

As a further improvement of the present invention, the second linear driver and the third linear driver can be electric push rods, screw stepping motors or electric cylinders.

Description of drawings

Fig. 1 is a three-dimensional structure diagram 1 of the present invention.

Fig. 2 is the second perspective structure diagram of the present invention.

Figure 3 is a top view of the present invention.

Fig. 4 is a front view of the present invention in an initial state.

Fig. 5 is a front view of the present invention in working state.

Fig. 6 is an A-A view of the present invention.

Fig. 7 is a B-B arrow view of the present invention.

Fig. 8 is a schematic diagram of the pipeline connection structure of the present invention.

Fig. 9 is a connection block diagram of the control structure of the present invention.

Among them, 1 fertilization mechanism, 101 ripper, 102 excitation rod, 103 support seat, 104 air inlet liquid block, 105 wind pick, 106 reinforcement plate, 107 linear driver 1, 108 U-shaped bolt 2, 109 telescopic rod 1, 1010 Exhaust liquid application hole, 1011 liquid application chamber, 2 traveling mechanism, 201 wheel, 202 frame, 203 universal roller, 204 front beam, 205 support beam, 206 rear beam, 3 air supply mechanism, 301 air storage tank, 302 air Compressor, 303 motor one, 304 main gas pipeline, 305 one-way valve, 306 intake pipe, 307 air pick outlet pipe, 308 tee pipe one, 309 solenoid valve two, 3010 solenoid valve one, 3011 cylinder outlet pipe, 3012 solenoid Valve three, 3013 solenoid valve four, 3014 five-way pipe, 3015 solenoid valve five, 3016 solenoid valve six, 3017 loose air pipe, 3018 spare loose air pipe, 3019 solenoid valve seven, 3020 solenoid valve eight, 3021 mounting seat, 4 liquid supply mechanism , 401 liquid storage tank, 402 main water pipe, 403 water pump, 404 motor two, 405 liquid inlet pipe, 406 liquid application pipe, 407 solenoid valve nine, 408 solenoid valve ten, 409 three-way pipe two, 4010 liquid outlet pipe, 4011 Solenoid valve 11, 5 swing mechanism, 501 left swing arm, 502 right swing arm, 503 connecting plate, 504 right drive plate, 505 telescopic rod 2, 506 left drive plate, 507 telescopic rod 3, 508 linear drive 3, 509U type Bolt 1, 5010 support column, 5011 annular groove, 5012 base, 5013 linear drive 2, 6 limit mechanism, 601 horizontal limit switch 1, 602 horizontal limit switch 2, 603 limit switch 3, 604 limit switch 4, 7 power supply cabinet, 8 controller, 9 generator, 10 suspension bracket, 11 gearbox, 12 buttons.

detailed description

The present invention will be further described below in conjunction with accompanying drawing.

A kind of pneumatic subsoil fertilization machine as shown in Fig. 1～9, comprises fertilization mechanism 1, and fertilization mechanism 1 comprises linear driver-107, air pick 105 and support seat 103, and the bottom of telescopic rod-109 of linear driver-107 and The upper side of the support base 103 is connected, and the vibrating rod 102 is detachably connected to the jack 105. The section of the vibrating rod 102 on the lower side of the jack 105 is provided with an air intake and liquid inlet block 104 connected with the vibrating rod 102. The section of the exciting rod 102 below the wind pick 105 is hollow, the air intake and liquid block 104 communicates with the exciting rod 102 of the hollow section, the upper part of the exciting rod 102 is connected to the support seat 103, and the exciting rod 102 is connected with the telescopic rod. 109 are parallel, the bottom side of the exciting rod 102 is connected with a ripper 101, the lowermost part of the ripper 101 is conical, the ripper 101 has a liquid application chamber 1011, and the ripper 101 corresponding to the liquid application chamber 1011 is arranged with 3 One exhaust liquid application hole 1010; the air intake liquid intake block 104 is respectively provided with one air intake port and one liquid intake port; the compressed air is passed into the air intake port of the air intake liquid intake block 104, and the air intake is entered The liquid fertilizer is passed into the liquid inlet of the liquid block 104; the linear driver one 107 is a single-piston double-acting cylinder, and the fertilization mechanism 1 is provided with two; The vertical part is attached to the outer side of the first linear driver 107, and the reinforcing plate 106 and the first linear driver 107 are connected by the second U-shaped bolt 108, and the second U-shaped bolt 108 can slide along the outer side of the first linear driver 107;

In order to realize the ventilation and liquid passage of the intake and liquid inlet block 104, an air supply mechanism 3 and a liquid supply mechanism 4 are also included. The air supply mechanism 3 includes an air compressor 302 and a total gas pipeline 304. The air outlet of the air compressor 302 is connected to The air inlet of the air storage tank 301, the upper side of the air storage tank 301 is provided with a mounting base 3021, the air compressor 302 is installed on the mounting base 3021, and a motor one 303 is also installed on the mounting base 3021, and the motor one 303 drives the air compression The machine 302 works; the total gas pipeline 304 is respectively connected with an air inlet pipe 306, an air pick outlet pipe 307 for supplying air to the air pick 105, a cylinder outlet pipe 3011, a loose air pipe 3017, a spare air loose pipe 3018, and an air storage tank 301. The air outlet of the air pick is connected to the air intake pipe 306 through the one-way valve 305, the air outlet of the gas storage tank 301 is connected to the air intake pipe 306 through the one-way valve 305, and the wind pick air outlet pipe 307 is connected to one end of the three-way pipe one 308, and the three-way pipe one The other two ends of 308 are respectively connected to solenoid valve one 3010 and solenoid valve two 309 one end, the other end of solenoid valve one 3010 is connected to a pneumatic pick 105, and the other end of solenoid valve two 309 is connected to another pneumatic pick 105; cylinder outlet pipe The air outlet of 3011 is connected to one end of five-way pipe 3014, and the other four ports of five-way pipe 3014 are respectively connected to solenoid valve three 3012, solenoid valve four 3013, solenoid valve five 3015, solenoid valve six 3016, solenoid valve three 3012 and solenoid valve The other ends of valve four 3013 are respectively connected to two air inlets of one linear driver one 107, and the other ends of solenoid valve five 3015 and solenoid valve six 3016 are respectively connected to two air inlets of another linear driver one 107; The air outlet of the gas pipe 3017 is connected to one end of the solenoid valve 3019, the other end of the solenoid valve 3019 is connected to an air inlet of an air inlet and liquid inlet block 104, the spare loose air pipe 3018 is connected to one end of the solenoid valve 3020, and the other end of the solenoid valve 3020 is connected to To the air inlet of another air inlet and liquid inlet block 104; the liquid supply mechanism 4 includes a liquid storage tank 401 and a main water pipeline 402, and the main water pipeline 402 is connected with a liquid inlet pipe 405, a liquid application pipe 406 and a liquid outlet at intervals respectively Pipe 4010, the liquid outlet of the liquid storage tank 401 is connected to the liquid suction port of the water pump 403, the liquid outlet of the water pump 403 is connected to the liquid inlet pipe 405, the liquid outlet of the liquid application pipe 406 is connected to one end of the three-way pipe 409, and the three-way The other two ends of pipe two 409 are respectively connected to one end of solenoid valve nine 407 and one end of solenoid valve ten 408, the other end of solenoid valve nine 407 is connected to the liquid inlet of an air inlet liquid block 104, and the other end of solenoid valve ten 408 is connected to another A liquid inlet of the air inlet and liquid inlet block 104; the liquid outlet pipe 4010 is connected to one end of the solenoid valve 11 4011, and the other end of the solenoid valve 11 4011 is connected to the liquid inlet of the liquid storage tank 401. When not fertilizing, the solenoid valve 11 4011 is always powered on; ventilate to the upper air inlet of the linear driver-107, extend the telescopic rod-109, ventilate to the lower air inlet of the linear driver-107, and extend the telescopic rod-10 9 retract;

In order to realize the walking function of the fertilizer applicator, it also includes a walking mechanism 2, which includes a frame 202, a number of support beams 205 arranged between the front beam 204 and the rear beam 206 of the frame 202, an air supply mechanism 3 and a liquid supply mechanism 4 All are arranged on the frame 202, the both sides of frame 202 front parts are connected with rotatable wheels 201, the two ends of frame 202 rear parts are connected with universal rollers 203, the bottom side of universal rollers 203 and the bottom side of wheels 201 bottom side flush;

In order to make the position of the fertilization mechanism 1 adjustable, it also includes a swing mechanism 5, which drives the fertilization mechanism 1 to swing back and forth; the swing mechanism 5 includes a base 5012, and the base 5012 is fixedly connected to the front beam 204 and the nearest support from the front beam 204 Between the beams 205, a support column 5010 is provided on the base 5012, and four annular grooves 5011 are spaced apart in the height direction of the support column 5010, and U-shaped bolts 509 are stuck in the annular grooves 5011, and the U-shaped bolts 509 are connected with the connecting plate 503 connection, the connecting plate 503 is attached to the outside of the support column 5010, and the U-shaped bolt 509 can rotate relative to the support column 5010; the two connecting plates 503 arranged at intervals in the height direction are respectively connected with the left swing arm 501 and the right swing arm 502, the top sides of the left swing arm 501 and the right swing arm 502 are all parallel to the horizontal ground; 2 fertilization mechanisms 1 are respectively installed on the left swing arm 501 and the right swing arm 502; The bottom of connecting plate 503 is respectively connected with left driving plate 506 and right driving plate 504, the bottom of left driving plate 506 is connected with one end of linear driver 5013, the bottom of right driving plate 504 is connected with one end of linear driver 3 508, and one end of linear driver 2 5013 is a straight line One end of the telescopic rod two 505 of the driver two 5013 is located, one end of the linear drive three is one end of the telescopic rod three 507 of the linear drive three, the other end of the linear driver two 5013 and the other end of the linear driver three 508 are fixedly connected on the frame 202 ; The left drive plate 506 is connected to the rightmost part of the connecting plate 503, and the right driving plate 504 is connected to the frontmost part of the connecting plate 503. The connecting plate 503 is at the rightmost center of the support column 5010, and the connecting plate 503 connected with the left drive plate 506 is at the rearmost center of the support column 5010; the base 5012 is provided with a limit mechanism 6, and the limit mechanism 6 includes a horizontal limit Switch one 601, horizontal limit switch two 602, limit switch three 603 and limit switch four 604. 602 are in contact with the left drive plate 506 and the right drive plate 504 respectively, and the left swing arm 501 and the right swing arm 502 rotate forward from the parallel positions simultaneously. 504 is in contact with the limit switch 3 603, and the left drive plate 506 is in contact with the limit switch 4 604; it should be noted that the telescopic rod 3 507 is basically in a fully retracted state, which means that the telescopic rod 3 507 is outside the housing of the linear drive 3 508 The distance is between 3-5cm;

In the liquid supply mechanism 4, the water pump 403 is installed on the upper side of the frame 202, and the motor 2 404 is installed on the upper side of the frame 202, and the motor 2 404 drives the water pump 403 to work;

In order to realize the controllability of the fertilization work, it also includes a controller 8, a gearbox 11 is installed at the rear of the frame 202, one end of the gearbox 11 is connected with the universal joint transmission of the tractor, and the rear side of the frame 202 is connected with a suspension bracket 10. The suspension bracket 10 is connected to the tractor, and the other end of the gearbox 11 is connected to the generator 9. The generator 9 supplies power to the power supply cabinet 7, and the power supply cabinet 7 supplies the controller 8, the second linear driver 5013, the third linear driver 508, and the first motor 303, motor two 404, solenoid valve one 3010, solenoid valve two 309, solenoid valve three 3012, solenoid valve four 3013, solenoid valve five 3015, solenoid valve six 3016, solenoid valve seven 3019, solenoid valve eight 3020, solenoid valve nine 407 , solenoid valve ten 408 and solenoid valve eleven 4011 supply power, the controller 8 includes a main control circuit and a button circuit, the main control circuit controls the power-off of each solenoid valve through the power supply cabinet 7, and the controller 8 controls the telescopic rod two 505 and the telescopic The expansion and contraction of rod three 507; horizontal limit switch one 601, horizontal limit switch two 602, limit switch three 603 and limit switch four 604 send the touch signal to the controller 8, and the controller 8 controls according to the touch signal received The action of the linear driver 2 5013 and the linear driver 3 508; when the button 12 on the button circuit is pressed, the signal that the button 12 is pressed is sent to the main control circuit, and the fertilization mechanism 1 fertilizes; when the button 12 is reset, the fertilization work stops ; For the convenience of operation, the button 12 is arranged on the shell of the controller 8, and the controller 8 and the power supply cabinet 7 are all installed on the frame 202; the linear driver 2 5013 and the linear driver 3 508 can be electric push rods and screw rods for stepping motor or electric cylinder.

Before the present invention works, all solenoid valves are powered off, and the tractor takes the traveling mechanism 2 to the place where fertilization is required, and when it is necessary to fertilize different positions of a crop, the initial state of the left swing arm 501 and the right swing arm 502 is maintained , the initial state of the left swing arm 501 and the right swing arm 502 is the position where the right drive plate 504 just touches the limit switch 3 603, at this time, the set angle between the left swing arm 501 and the right swing arm 502 is the smallest The position adjustment ends, and the fertilizer applicator begins to work; during the work of the present invention, the gearbox 11 drives the generator 9 to generate electricity, and the generator 9 increases the electric energy to the power supply cabinet 7, and the motor one 303 and the motor two 404 work, press the button 12, and the motor one 303 drives the work of the air compressor 302, and the motor 2 404 drives the work of the water pump 403; the air compressor 302 continuously passes the compressed air into the air storage tank 301, and the main control circuit controls the solenoid valve 1 3010 and the solenoid valve 2 309 through the power supply cabinet 7 When powered on, the compressed air output from the gas storage tank 301 passes through the one-way valve 305, the air outlet pipe and the main gas pipeline 304 into the tee pipe 1 308 in turn, and the gas output from the tee pipe 308 is divided into 2 paths, and all the way through Solenoid valve one 3010 and one air pick 105, the other compressed air passes through solenoid valve two 309 and another air pick 105 in turn, and the two air picks 105 work at the same time, and the air pick 105 gives the vibration force of the excitation rod 102 downward, so that The exciting rod 102 is easier to drill into the soil. At the same time, the main control circuit controls the solenoid valve 4 3013 and the solenoid valve 6 3016 to be energized through the power supply cabinet 7, and the compressed air in the main gas pipeline 304 enters the five-way pipe 3014 through the cylinder outlet pipe 3011 , the gas in the five-way pipe 3014 is divided into 2 routes, one route passes through the solenoid valve 4 3013 into the upper air inlet of a linear driver 107, and the other route passes through the solenoid valve 6 3016 into the upper inlet of another linear driver 107 At the gas port, the telescopic rod 109 continuously extends downwards and pushes the support seat 103 to move downward, and the support seat 103 drives the vibration rod 102 to move downward. 102 carry out deep soil loosening without damaging the ground surface. When the downward movement distance of the exciting rod 102 reaches the distance of deep fertilization, the main control circuit controls the power supply of solenoid valve four 3013 and solenoid valve six 3016 through the power supply cabinet 7, and the excitation The vibrating rod 102 no longer loosens the soil downward; at this time, the main control circuit controls the solenoid valve 7 3019 and the solenoid valve 8 3020 to be energized through the power supply cabinet 7. Solenoid valve seven 3019, an air intake and liquid inlet block 104 lead to the excitation rod 102, and another gas passes through the spare loose air pipe 3018, solenoid valve eight 3020, and another air intake and liquid inlet block 104 leads to the excitation rod 102, and the compression The air is discharged out of the ripper 101 along the hollow cavity of the exciting rod 102, the liquid application chamber 1011, and the exhaust liquid application hole 1010. The compressed air has a certain impact force and loosens the originally compact soil around the ripper 101. , improve the air permeability of the soil; the main control circuit controls solenoid valve seven 3019 and solenoid valve eight 3020 to be powered off through power supply cabinet 7, solenoid valve nine 407 and solenoid valve ten 408 are powered on, and the liquid medicine in the liquid storage tank 401 passes through the water pump in turn 403. The main water pipe 402 enters the liquid application pipe 406, and the liquid application pipe 406 sends the liquid medicine into the vibrating rod 102 along the liquid inlet of the air inlet liquid block 104, and the liquid medicine follows the hollow of the vibrating rod 102 in turn. The liquid application chamber 1011 and the exhaust liquid application hole 1010 of the cavity, the ripper 101 are applied in the soil around the plant root system to make the plant root system grow better; after the fertilization is finished, the main control circuit controls the solenoid valve nine 407 and the Solenoid valve 10 408 is powered off, solenoid valve 3 3012 and solenoid valve 5 3015 are energized, the compressed air in the main gas pipeline 304 enters the cylinder outlet pipe 3011, and the gas in the cylinder outlet pipe 3011 is divided into 2 paths, and one path passes through the solenoid valve Three 3012 leads to the lower air inlet of a linear driver one 107, and the other way passes through the electromagnetic valve five 3015 and leads to the lower air inlet of another linear driver one 107, and the telescopic rod one 109 is constantly retracted, and the telescopic rod one 109 drives The support base 103 moves upward, and the support base 103 drives the vibration rod 102 to move upward until the vibration rod 102 is completely pulled out from the soil. After the vibration rod 102 leaves the ground, the main control circuit controls the solenoid valve 3 3012 through the power supply cabinet 7 And solenoid valve five 3015 power off, fertilization mechanism 1 stops any action, and the fertilization work ends; when it is necessary to fertilize two crops at the same time, the main control circuit controls the expansion rod two 505 and the expansion rod three 507 to continue to extend, and the expansion rod two 505 Drive the right driving plate 504 to move to the right, the right driving plate 504 pushes the connecting plate 503 to rotate counterclockwise along the support column 5010, the connecting plate 503 drives the right swing arm 502 to rotate backward, when the right driving plate 504 and the horizontal limit switch one 601 When in contact, the horizontal limit switch 1 601 sends a trigger signal to the main control circuit, and the main control circuit controls the linear driver 2 5013 to stop the action; the telescopic rod 3 507 drives the left drive plate 506 to move to the left, and the left drive plate 506 pushes the connecting plate 503 Rotate clockwise along the supporting column 5010, the connecting plate 503 drives the left swing arm 501 to rotate backward, when the left driving plate 506 contacts with the horizontal limit switch 2 602, the horizontal limit switch 2 602 sends the trigger signal to the main control circuit , the main control circuit controls the linear driver 3 508 to stop the action; it should be noted that when the pipe between the liquid application pipe 406 and the intake liquid block 104 is blocked, the solenoid valve 11 4011 is always energized, and the medicine in the liquid storage tank 401 The liquid passes through the water pump 403, the liquid outlet pipe 4010, the main water pipe 402, the liquid inlet pipe 405, the solenoid valve eleven 4011, and then flows back into the liquid storage tank 401 to continuously stir the liquid medicine to ensure the uniformity of the liquid medicine concentration. Like this, no matter when fertilization, the concentration of fertilization is the same, guarantees better fertilization effect; When button 12 is reset, fertilization work stops, and promptly all solenoid valves are all cut off; The present invention utilizes wind pick 105 and directly The combination of line driver one 107 increases the soil-breaking force of the vibrating rod 102, making the work of loosening soil easier, and completes deep loosening of soil without damaging the ground surface; through the setting of the pipeline connection structure and the controller 8, the fertilization work is orderly To carry out, first pass compressed air into the excitation rod 102, so that the originally compact soil around the ripper 101 is loosened, and the air permeability of the soil is improved, and then fertilization is applied to the loose and air-permeable soil, and the fertilization effect is better, which is beneficial to the root system of the plant. growth; before fertilization, the concentration of the liquid medicine is always uniform, ensuring the uniformity of each fertilization effect; it can be applied to the fertilization of fruit trees and other crops in large gardens.

The present invention is not limited to the above-mentioned embodiments. On the basis of the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and modifications to some of the technical features according to the disclosed technical content without creative work. Deformation, these replacements and deformations are all within the protection scope of the present invention.

Claims (10)

1. a kind of pneumatic chiselling fertilizer applicator, it is characterised in that：Including fertilizing mechanism, the fertilizing mechanism includes linear actuator First, pneumatic pick and support base, the bottom of expansion link one of the linear actuator one are removable on the pneumatic pick with being connected on the upside of support base It is connected with the exciting bar segment on the downside of exciting rod, the pneumatic pick with unloading is provided with the air inlet feed liquor block being connected as a single entity with exciting rod, it is described Exciting bar segment below pneumatic pick is in hollow form, and air inlet feed liquor block is connected with the exciting rod of hollow section, the exciting rod top connection On support base, exciting rod is parallel with expansion link one, and the bottom side of exciting rod is connected with ridge buster, and the foot of the ridge buster is in Be provided with taper, ridge buster and apply sap cavity, apply be provided with the corresponding ridge buster of sap cavity at least one exhaust apply fluid apertures；The air inlet is entered 1 air inlet and 1 inlet are respectively equipped with liquid block；Compressed air is passed through out of air inlet feed liquor block air inlet, toward air inlet Liquid fertilizer is passed through in the inlet of feed liquor block.

2. a kind of pneumatic chiselling fertilizer applicator according to claim 1, it is characterised in that：Also include gas supply mechanism and confession Liquid mechanism, the gas supply mechanism includes air compressor and gas main road, and the gas outlet of the air compressor is connected to gas storage It is respectively separated on the air inlet of tank, the gas main road and is communicated with air inlet pipe, pneumatic pick escape pipe, cylinder for being supplied to pneumatic pick Escape pipe, relax one's efforts pipe and standby pipe of relaxing one's efforts, the gas outlet of air accumulator is connected to air inlet pipe, the gas outlet of air accumulator by check valve Air inlet pipe is connected to through check valve, pneumatic pick escape pipe connects one end of three-way pipe one, and the other two ends of three-way pipe one are connected respectively Magnetic valve one and the one end of magnetic valve two, the other end of magnetic valve one are connected to pneumatic pick；Five are connected at the gas outlet of cylinder escape pipe Siphunculus one end, the four additional port of Five-way tube connects magnetic valve three, magnetic valve four, magnetic valve five, the one end of magnetic valve six respectively； The gas outlet connection magnetic valve July 1st end of the pipe of relaxing one's efforts, the other end of magnetic valve seven is connected to the air inlet of air inlet feed liquor block, institute State standby pipe connection magnetic valve Aug. 1st end of relaxing one's efforts；The liquid supplying device is included on fluid reservoir and water-main road, the water-main road It is respectively separated and is communicated with feed tube, apply liquid pipe and drain pipe, the liquid outlet of the fluid reservoir connects the liquid sucting port of water pump, water pump Liquid outlet is connected to feed tube, and the liquid outlet for applying liquid pipe connects the one end of three-way pipe two, and the other two ends of three-way pipe two connect respectively The one end of magnetic valve nine and the end of magnetic valve ten are connect, the other end of magnetic valve nine is connected to the inlet of air inlet feed liquor block；The drain pipe The one end of magnetic valve 11 is connected, the other end of magnetic valve 11 is connected to the inlet of fluid reservoir, when not applying fertilizer, magnetic valve 11 Often-have-electricity.

3. a kind of pneumatic chiselling fertilizer applicator according to claim 2, it is characterised in that：The fertilizing mechanism is provided with 2, The linear actuator one is single-piston double-acting cylinder, and the other end of the magnetic valve one is connected to a pneumatic pick, the electricity The other end of magnet valve two is connected to another pneumatic pick；The other end of the magnetic valve three and magnetic valve four is respectively connecting to one directly 2 air inlets of line drive one, the other end of the magnetic valve five and magnetic valve six is respectively connecting to another linear drives 2 air inlets of device one；The other end of the magnetic valve eight is connected to the inlet of an air inlet feed liquor block, the magnetic valve nine The other end be connected to the inlet of another air inlet feed liquor block；The other end of magnetic valve seven is connected to an air inlet feed liquor block Air inlet, the other end of magnetic valve eight is connected to the air inlet of another air inlet feed liquor block；Toward the upper air of linear actuator one Mouth ventilation, expansion link one is stretched out, and the lower air inlet toward linear actuator one is ventilated, and expansion link one is retracted.

4. a kind of pneumatic chiselling fertilizer applicator according to claim 3, it is characterised in that：Also include walking mechanism, it is described Walking mechanism includes frame, and some support beams, the gas supply mechanism and flow feeder are placed between the front-axle beam and the back rest of the frame Structure is arranged in frame, and the both sides of frame front are connected with rotatable wheel, and the two ends at the frame rear portion are connected with ten thousand Way roller, the bottom side of universal rolling wheel is flushed with the bottom side of wheel.

5. a kind of pneumatic chiselling fertilizer applicator according to claim 4, it is characterised in that：Also include swing mechanism, it is described Swing mechanism drives the swing of fertilizing mechanism；The swing mechanism includes base, and the base is connected in front-axle beam and distance Between the nearest support beam of front-axle beam, base is provided with interval in support column, the short transverse of support column and is provided with least two annular groove, Card has U-bolt one in the annular groove, and U-bolt one is connected with connecting plate, and the connecting plate is fitted on the outside of support column, U-bolt one can the rotation of relative support post；Be connected in the height direction on spaced 2 connecting plates left swing arm and The top side of right swing arm, left swing arm and right swing arm is each parallel to level ground；2 fertilizing mechanisms be separately mounted to left swing arm and On right swing arm；The connecting plate bottom for installing left swing arm and right swing arm is connected to left driving plate and right driving plate, left driving plate Bottom connection linear actuator two one end, bottom connection linear actuator three one end of right driving plate, the linear actuator Two one end for linear actuator two the institute of expansion link two at one end, one end of linear drives three is the expansion link three of linear drives three At one end, the other end of the linear actuator two and the other end of linear actuator three are connected in frame for institute；Left driving plate The most right part of connecting plate is connected to, right driving plate is connected to the forefront of connecting plate, and left swing arm and right swing arm are opposite and mutually flat During row, the connecting plate being connected with right driving plate is at the rightmost side center of support column, and the connecting plate being connected with left driving plate is in support The most back center of post.

6. a kind of pneumatic chiselling fertilizer applicator according to claim 5, it is characterised in that：The base is provided with position restrainer Structure, the position-limit mechanism includes Horizontal limiting switch one, Horizontal limiting switch two, limit switch three and limit switch four, 2 pendulum Arm is opposite in the longitudinal direction and when being parallel to each other, Horizontal limiting switch one and Horizontal limiting switch two are contradicted in left driving respectively Plate and right driving plate side, left swing arm and right swing arm are rotated forward from the position being parallel to each other simultaneously, and expansion link three is substantially at During fully retracted state, right driving plate is contacted with limit switch three, and left driving plate is contacted with limit switch four.

7. a kind of pneumatic chiselling fertilizer applicator according to claim 6, it is characterised in that：The upside of the air accumulator is provided with Mounting seat, the air compressor is arranged in mounting seat, motor one is also equipped with mounting seat, the motor one drives Air compressor works；The water pump is arranged on the upside of frame, and motor two, the band of motor two are also equipped with the upside of frame Dynamic pump working.

8. a kind of pneumatic chiselling fertilizer applicator according to claim 7, it is characterised in that：Also include controller, the machine The rear portion of frame, which is provided with rear side of gearbox, the cardan drive connection of described gearbox one end and tractor, the frame, to be connected Suspension holdfast is connected to, suspension holdfast is connected with tractor, the gearbox other end is connected with generator, and generator is to powering shelf Power supply, powering shelf is to controller, linear actuator two, linear actuator three, motor one, motor two, magnetic valve one, electromagnetism Valve two, magnetic valve three, magnetic valve four, magnetic valve five, magnetic valve six, magnetic valve seven, magnetic valve eight, magnetic valve nine, magnetic valve ten And magnetic valve 11 is powered, the controller includes governor circuit and key circuit, and the governor circuit passes through powering shelf control Each magnetic valve must be powered off, the controller control expansion link two and expansion link three it is flexible；The Horizontal limiting switch one, Trigger signal is sent to controller by Horizontal limiting switch two, limit switch three and limit switch four, and the controller is according to connecing The action of the trigger signal control linear actuator two and linear actuator three that receive；Button on the key circuit is pressed When, the signal that button is pressed is sent to governor circuit, fertilizer applicator fertilising；When button is reset, fertilizer applicator is out of service.

9. a kind of pneumatic chiselling fertilizer applicator according to any one of claim 1~8, it is characterised in that：On the pneumatic pick Side connects the horizontal part of L-shaped reinforcing plate, and the vertical component effect of reinforcing plate fits in the outside of linear actuator one, and reinforcing plate and straight line drive Connected between dynamic device one by U-bolt two, U-bolt two can along linear actuator one outer Slideslip.

10. a kind of pneumatic chiselling fertilizer applicator according to any one of claim 1~8, it is characterised in that：The straight line drives Dynamic device two and linear actuator three can be electric pushrod, screw mandrel stepper motor or electric cylinder.