CN114190208B - Self-walking greenhouse soil steam disinfection and film mulching integrated machine based on pulse combustion technology - Google Patents
Self-walking greenhouse soil steam disinfection and film mulching integrated machine based on pulse combustion technology Download PDFInfo
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- CN114190208B CN114190208B CN202111660828.6A CN202111660828A CN114190208B CN 114190208 B CN114190208 B CN 114190208B CN 202111660828 A CN202111660828 A CN 202111660828A CN 114190208 B CN114190208 B CN 114190208B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G11/00—Sterilising soil by steam
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0287—Devices for laying-out or removing ground coverings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The invention discloses a self-walking greenhouse soil steam disinfection and film mulching integrated machine based on a pulse combustion technology, which comprises a crawler walking chassis, a self-walking disinfection part, a steam generating device and a film mulching mechanism, wherein the crawler walking chassis is provided with a plurality of tracks; the crawler traveling chassis is provided with a chassis frame, and the steam generating device and the film covering mechanism are connected with the chassis frame; the self-walking disinfection component comprises a left driven walking box, a driving walking box and a right driven walking box, and disinfection needle discs are arranged on the left driven walking box, the driving walking box and the right driven walking box; one gear lever is rotationally connected with the left driven walking box, and the other gear lever is rotationally connected with the right driven walking box; the film covering mechanism is arranged behind the chassis frame along with the self-walking disinfection component, so that film covering and heat preservation can be realized in time. The self-walking disinfection device is used for carrying out disinfection operation on the soil by conveying high-temperature steam through the self-walking disinfection component, and is green and environment-friendly. Meanwhile, the film covering process solves the difficulty that steam heat is easy to lose in the soil disinfection process, and the machine is light in weight and efficient in operation.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a self-walking greenhouse soil steam disinfection and film mulching all-in-one machine based on a pulse combustion technology.
Background
At present, continuous cropping still is common in the process of facility gardening operation in China. After continuous cropping obstacles occur, most of soil disinfection measures are chemical disinfection modes mainly based on methyl bromide, so that the environmental pollution is serious, and the food safety is difficult to guarantee. The steam disinfection is to carry the harmful organism in the mode of high temperature steam to kill in soil through the steam conduit, and steam disinfection prevention and cure is effectual, and the disinfection range is wide, and is the same with methyl bromide, is a good methyl bromide substitution technique, and steam disinfection is nontoxic harmless moreover, and green does not have pesticide residue, can not produce drug resistance. Steam disinfection is the main development direction for preventing soil-borne diseases and insect pests and solving the continuous cropping obstacles of facility horticulture. The steam disinfection time is short, the efficiency is high, and the soil temperature needs to be kept for 30 min when being 70 ℃; when the soil temperature is above 95 ℃, the heat preservation needs to be carried out for 5 to 7 minutes, so the steam sterilization technology puts higher requirements on the soil temperature loss during operation and the heat preservation effect after operation. In summary, it is very necessary to provide a device capable of delivering high temperature steam to soil and preserving the temperature of the soil.
Disclosure of Invention
The invention aims to solve the technical problem of providing the self-walking greenhouse soil steam disinfection and film covering integrated machine based on the pulse combustion technology aiming at the defects of the prior art, the self-walking greenhouse soil steam disinfection and film covering integrated machine based on the pulse combustion technology carries out disinfection operation on high-temperature steam conveyed by soil through a self-walking disinfection part, and is green and environment-friendly; meanwhile, the film covering mechanism solves the difficulty that steam heat is easy to lose in the soil disinfection process, and the machine is light in weight and efficient in operation.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a self-walking greenhouse soil steam disinfection and film mulching integrated machine based on a pulse combustion technology comprises a crawler walking chassis, a self-walking disinfection part, a steam generating device and a film mulching mechanism;
the crawler traveling chassis is provided with a chassis frame, the steam generating device and the film covering mechanism are both connected with the chassis frame, the film covering mechanism is positioned behind the self-traveling disinfection part, the rear end of the chassis frame is provided with two connecting rods, the two connecting rods are both rotatably connected with rotating slide blocks, and each rotating slide block is slidably connected with a stop lever;
the self-walking disinfection component comprises a left driven walking box, a driving walking box and a right driven walking box, a driving motor is arranged on the driving walking box, one output shaft of the driving motor is connected with one end of a left driving hinge rod, the other end of the left driving hinge rod is hinged with the left driven walking box, the other output shaft of the driving motor is connected with one end of a right driving hinge rod, the other end of the right driving hinge rod is hinged with the right driven walking box, and disinfection needle discs are arranged on the left driven walking box, the driving walking box and the right driven walking box;
one end of one gear lever is rotatably connected with the left driven walking box, and one end of the other gear lever is rotatably connected with the right driven walking box;
and a steam outlet of the steam generating device is respectively communicated with the disinfection needle dial on the left driven walking box, the driving walking box and the right driven walking box through pipelines.
According to the technical scheme, the left driven walking box, the driving walking box and the right driven walking box respectively comprise box bodies, the interior of each box body is of a hollow structure, the top of each box body is provided with an upper through hole, the bottom of each box body is provided with a plurality of lower through holes, and the top of each box body is connected with a hydraulic cylinder;
the disinfection needle dial comprises a vertical rod, a steam dial and disinfection needles, the interiors of the vertical rod, the steam dial and the disinfection needles are all hollow structures, the bottom of the vertical rod is fixedly communicated with the steam dial, the bottom of the steam dial is fixedly communicated with a plurality of disinfection needles, a plurality of steam release holes are circumferentially formed in the side face of the head of each disinfection needle, the steam dial and the disinfection needles are located in the box body, a lower through hole is formed under each disinfection needle, the top of the vertical rod penetrates through the upper through hole of the box body, and the top of the vertical rod is connected with a telescopic rod of a hydraulic cylinder;
steam generator's steam outlet passes through left steam conduit and the inside hollow structure intercommunication of the vertical pole on the left driven walking box, steam generator's steam outlet passes through main steam conduit and the inside hollow structure intercommunication of the vertical pole on the initiative walking box, steam generator's steam outlet passes through right steam conduit and the inside hollow structure intercommunication of the vertical pole on the left driven walking box.
As a further improved technical scheme of the invention, the box body of the driving walking box and the box body of the right driven walking box are both provided with a pressure detection device;
the pressure detection device comprises a signal emitter, a pressure sensing contact piece, a spring and a pressure sensor trigger rod, wherein a supporting plate, the pressure sensing contact piece and the signal emitter are fixedly connected to one side of the box body;
left side steam conduit and right steam conduit all are connected through house steward and steam generating device's steam outlet, all be provided with the steam solenoid valve on house steward and the main steam conduit, every steam solenoid valve equal electricity is connected with signal receiver, the signal receiver that the steam solenoid valve electricity is connected on the house steward and the signal transmitter wireless connection on the driven walking box in the right side, the signal receiver that the steam solenoid valve electricity is connected on the main steam conduit and the signal transmitter wireless connection on the initiative walking box, the signal receiver that the steam solenoid valve electricity is connected is used for receiving the signal of signal transmitter transmission and is used for controlling the steam solenoid valve to open and close.
As a further improved technical scheme of the invention, the driving walking box is hinged with one end of the left driven hinge rod, and the other end of the left driven hinge rod is hinged with the left driven walking box; the initiative walking box is articulated with the one end of the driven hinge bar in the right side, and the other end of the driven hinge bar in the right side is articulated with the driven walking box in the right side, driven hinge bar in a left side and the driven hinge bar in the right side all have many.
As a further improved technical scheme, the driving motor is provided with a distance sensor, the driving motor is electrically connected with a motor speed regulation control device, the distance sensor is electrically connected with the motor speed regulation control device, the distance sensor is used for detecting the distance between the distance sensor and the crawler belt walking chassis, and the motor speed regulation control device is used for regulating the rotating speed of the driving motor according to distance information fed back by the distance sensor.
As a further improved technical scheme, the film covering mechanism comprises a film covering support, a film cylinder, a compaction wheel and a soil drive plate, the film covering support is connected to the rear end of the chassis frame through bolts, the film cylinder, the compaction wheel and the soil drive plate are all located right behind the self-walking disinfection component, the film covering support is connected with the film cylinder support, the compaction wheel support and the soil drive plate support through bolts, the film cylinder is connected to the film cylinder support in a rotating mode, the compaction wheel is connected to the compaction wheel support in a rotating mode, the bottom end of the soil drive plate support is connected with the soil drive plate, and the film cylinder, the compaction wheel and the soil drive plate are sequentially arranged from front to back.
As a further improved technical scheme, the soil driving plate support comprises a connecting cylinder and a vertical support, the connecting cylinder comprises a square cylinder and a cylinder, the square cylinder and the cylinder are fixedly connected into an integral structure, the square cylinder is sleeved on the film covering support and is connected with the film covering support through a bolt, the vertical support penetrates through the cylinder and can rotate in the cylinder, the vertical support is connected with the cylinder through a locking screw, and the bottom end of the vertical support is fixedly connected with the soil driving plate.
As a further improved technical scheme of the invention, the steam generating device adopts a pulse combustion steam generating device, and the steam generating device is arranged on the covered stent.
As a further improved technical scheme of the present invention, a hydraulic station is arranged on the chassis frame, the hydraulic station is connected to hydraulic cylinders on the left driven traveling box and the right driven traveling box through a slave hydraulic pipeline, the hydraulic station is connected to the hydraulic cylinder on the driving traveling box through a master hydraulic pipeline, hydraulic solenoid valves are arranged on the slave hydraulic pipeline and the master hydraulic pipeline, each hydraulic solenoid valve is electrically connected to a signal receiver, the signal receiver electrically connected to the hydraulic solenoid valve on the slave hydraulic pipeline is wirelessly connected to a signal transmitter on the right driven traveling box, the signal receiver electrically connected to the hydraulic solenoid valve on the master hydraulic pipeline is wirelessly connected to the signal transmitter on the driving traveling box, and the signal receiver electrically connected to the hydraulic solenoid valve is used for receiving signals transmitted by the signal transmitter and controlling the hydraulic solenoid valve to decompress and pressurize.
As a further improved technical scheme, the chassis frame is provided with a generator set and a control box, the generator set is respectively and electrically connected with the control box, the hydraulic station, the steam generating device, the distance sensor, the driving motor, the pressure sensing contact piece, the signal transmitter, the steam electromagnetic valve, the hydraulic electromagnetic valve and the signal receiver, the control box is electrically connected with the steam generating device, and the control box is also used for controlling the starting, stopping and turning of the crawler walking chassis.
The invention has the beneficial effects that:
in order to solve the technical difficulty of steam disinfection, the invention designs a self-walking greenhouse soil steam disinfection and film mulching integrated machine based on the pulsating combustion technology, which is suitable for soil disinfection and film mulching work in a greenhouse; the pulsating combustion steam generating device is utilized to ensure that high-temperature steam is increased sharply in a short time, thereby greatly shortening the operation period; according to the soil steam disinfection principle, after high-temperature steam releases steam to enter soil through the self-walking disinfection component, the temperature of the soil rises to reach a certain temperature and is kept for a certain time, and then the task of killing various soil-borne disease and insect pathogenic bacteria (insects) is completed; the self-walking disinfection part is used for conveying high-temperature steam to the soil, and the soil is disinfected by the high-temperature steam, so that the environment is protected; in addition, the automatic film covering mechanism is installed at the tail of the machine, the process of immediately preserving heat after high-temperature disinfection is effectively realized, the rapid loss of steam heat in the soil is avoided, the steam and heat loss in the soil disinfection operation process are innovatively solved, the machine is light in weight and efficient in operation, and the operation requirement of facility gardening soil disinfection can be met.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the construction of a self-propelled sterilization unit of the present invention.
Fig. 3 is a schematic view of the walking state of the self-walking disinfecting part of the invention.
Fig. 4 is a schematic view of the structure of the disinfecting dial of the present invention.
Fig. 5 is a schematic view of the two side disinfecting dial of the self-propelled disinfecting unit of the present invention entering the soil.
Fig. 6 is a schematic illustration of the intermediate sterilising dial of the present invention entering the earth from the travelling sterilising member.
FIG. 7 is a schematic structural view of the film covering mechanism of the present invention.
Detailed Description
The following further description of embodiments of the invention is made with reference to the accompanying drawings:
as shown in figure 1, the self-walking greenhouse soil steam disinfection and film mulching integrated machine based on the pulse combustion technology comprises a crawler walking chassis 4, a self-walking disinfection part 5, a steam generating device 9 and a film mulching mechanism 8.
As shown in fig. 1, a chassis frame 10 is arranged on the crawler traveling chassis 4, the steam generating device 9 and the film laminating mechanism 8 are both connected with the chassis frame 10, the film laminating mechanism 8 is located behind the self-traveling disinfection component 5, two connecting rods are arranged at the rear end of the chassis frame 10, the two connecting rods are rotatably connected with rotating sliders 7, and each rotating slider 7 is slidably connected with a stop rod 6.
As shown in fig. 2, the self-walking sterilization part 5 includes a left driven walking box 501, a driving walking box 503 and a right driven walking box 507, a driving motor 505 is provided on the driving walking box 503, one output shaft of the driving motor 505 is connected with one end of the left driving hinge rod 502, the other end of the left driving hinge rod 502 is hinged to the left driven walking box 501, the other output shaft of the driving motor 505 is connected with one end of the right driving hinge rod 506, the other end of the right driving hinge rod 506 is hinged to the right driven walking box 507, and the left driven walking box 501, the driving walking box 503 and the right driven walking box 507 are all provided with a sterilization needle dial 508. The film covering mechanism 8 is installed behind the chassis frame 10 along with the self-walking disinfection component 5, and timely film covering and heat preservation are achieved.
As shown in fig. 1, one end of one of the shift levers 6 is hinged to the left walking follower 501, and one end of the other shift lever 6 is hinged to the right walking follower 507.
The steam outlet of the steam generating device 9 is respectively communicated with the disinfection needle dial 508 on the left driven walking box 501, the driving walking box 503 and the right driven walking box 507 through pipelines.
In this embodiment, the left driven walking box 501, the driving walking box 503 and the right driven walking box 507 all include box bodies, the inside of the box body is of a hollow structure, the top of the box body is provided with an upper through hole, the bottom of the box body is provided with a plurality of lower through holes 512 (as shown in fig. 6), and the top of the box body is connected with a hydraulic cylinder 509 (as shown in fig. 2).
As shown in fig. 2 and 4, the disinfecting needle dial 508 includes a vertical rod 5081, a steam disk 5082 and a disinfecting needle 5083, the interiors of the vertical rod 5081, the steam disk 5082 and the disinfecting needle 5083 are all hollow structures, the bottom of the vertical rod 5081 is fixedly communicated with the steam disk 5082, the bottom of the steam disk 5082 is fixedly communicated with a plurality of disinfecting needles 5083, the side surface of the head of the disinfecting needle 5083 is circumferentially provided with a plurality of steam release holes, the steam disk 5082 and the disinfecting needle 5083 are both located in the box body, a lower through hole 512 is arranged right below each disinfecting needle 5083, the top of the vertical rod 5081 penetrates through the upper through hole of the box body, and the top of the vertical rod 5081 is connected with a telescopic rod of a hydraulic cylinder 509.
Steam generator 9's steam outlet is through left steam conduit and the inside hollow structure intercommunication of vertical pole 5081 on the driven walking box 501 in a left side, steam generator 9's steam outlet is through main steam conduit and the inside hollow structure intercommunication of vertical pole 5081 on the driven walking box 503 in a initiative, steam generator 9's steam outlet is through the inside hollow structure intercommunication of vertical pole 5081 on right steam conduit and the driven walking box 501 in a left side.
In this embodiment, as shown in fig. 2, the case body of the driving walking case 503 and the case body of the right driven walking case 507 are both provided with a pressure detection device 510.
As shown in fig. 2, the pressure detection device 510 includes a signal emitter 5105, a pressure sensing contact piece 5104, a spring 5103 and a pressure sensor trigger bar 5101, one side of the box body is fixedly connected with a support plate 5102, a pressure sensing contact piece 5104 and the signal emitter 5105, the pressure sensor trigger bar 5101 penetrates through a reserved through hole in the support plate 5102, the upper end of the spring 5103 is fixedly connected with the upper end of the pressure sensor trigger bar 5101, the lower end of the spring 5103 is fixedly connected with the support plate 5102, the pressure sensing contact piece 5104 is located above the upper end of the pressure sensor trigger bar 5101, and the pressure sensing contact piece 5104 is electrically connected with the signal emitter 5105.
As shown in fig. 1, the left steam pipe and the right steam pipe are both connected to the steam outlet of the steam generating device 9 through a header pipe, steam electromagnetic valves 901 are disposed on the header pipe and the main steam pipe, each steam electromagnetic valve 901 is electrically connected to a signal receiver (the signal receiver includes a wireless signal receiving circuit and a control circuit, and has functions of receiving a wireless signal and controlling the opening and closing of the steam electromagnetic valve 901), the signal receiver electrically connected to the steam electromagnetic valve 901 on the header pipe is wirelessly connected to a signal transmitter 5105 on the right driven walking box 507, the signal receiver electrically connected to the steam electromagnetic valve 901 on the main steam pipe is wirelessly connected to a signal transmitter 5105 on the driving walking box 503, and the signal receiver electrically connected to the steam electromagnetic valve 901 is used for receiving a signal transmitted by the signal transmitter 5105 and controlling the opening and closing of the steam electromagnetic valve 901.
The driving walking box 503 is hinged with one end of the left driven hinge rod 511, and the other end of the left driven hinge rod 511 is hinged with the left driven walking box 501; initiative walking box 503 is articulated with the one end of the driven articulated rod 513 in the right side, and the other end of the driven articulated rod 513 in the right side is articulated with the driven walking box 507 in the right side, the driven articulated rod 511 in a left side and the driven articulated rod 513 in the right side all have many.
The crawler belt walking chassis is characterized in that a distance sensor 504 is arranged on the driving motor 505, the driving motor 505 is electrically connected with a motor speed regulation control device (such as a motor driver or a motor speed regulator), the distance sensor 504 is electrically connected with the motor speed regulation control device, the distance sensor 504 is used for detecting the distance between the crawler belt walking chassis 4 and the crawler belt walking chassis, and the motor speed regulation control device is used for regulating the rotating speed of the driving motor 505 according to distance information fed back by the distance sensor 504.
As shown in fig. 7, the film covering mechanism 8 includes a film covering support 801, a film cylinder 803, a compacting wheel 805 and a soil dial plate 806, the film covering support 801 is connected to the rear end of the chassis frame 10 through bolts, the film cylinder 803, the compacting wheel 805 and the soil dial plate 806 are located right behind the self-propelled disinfection component 5, the film covering support 801 is connected with a film cylinder support 802, a compacting wheel support 804 and a soil dial plate support through bolts, the film cylinder support 802 is connected with the film cylinder 803 in a rotating mode, the compacting wheel support 804 is connected with the compacting wheel 805 in a rotating mode, the bottom end of the soil dial plate support is connected with the soil dial plate 806, and the film cylinder 803, the compacting wheel 805 and the soil dial plate 806 are arranged in sequence from front to back. To better reduce the heat loss of the soil, the membrane cylinder 803 in fig. 7 can also be arranged in front, so that the membrane cylinder 803 follows the self-propelled disinfection component 5, and the structure is more compact.
The soil dial plate support comprises a connecting cylinder and a vertical support 807, the connecting cylinder comprises a square cylinder 809 and a cylinder 808, the square cylinder 809 and the cylinder 808 are fixedly connected into a whole, the square cylinder 809 is sleeved on the film covering support 801 and is connected with the film covering support 801 through a bolt, the vertical support 807 penetrates through the cylinder 808 and can rotate in the cylinder 808, the vertical support 807 is connected with the cylinder 808 through a locking screw, and the bottom end of the vertical support 807 is fixedly connected with the soil dial plate 806. The angle of the soil dial 806 can be adjusted according to actual needs, and the adjustment mode is: the locking screw is loosened to adjust the rotation angle of the vertical support 807 and the cylinder 808, and thus the angle of the soil dial 806.
In this embodiment, the steam generating device 9 is disposed on the stent graft 801. The steam generating device 9 adopts the existing pulse combustion steam generating device, namely, the CN201720261064.6 pulse combustion steam generating device can be adopted, and specifically comprises a cylinder body with water inside and a pulse combustor for heating the water to generate steam, wherein the pulse combustor comprises a combustion chamber, a spark plug, a gasoline tank, a carburetor, a threaded pipe, a decoupling chamber and the like. However, the air pump used in the pulse combustion steam generating device of the embodiment replaces an air pump in the 201720261064.6 pulse combustion steam generating device, when the air pump works, generated air flows into an air inlet of a carburetor and a pressurizing hole of a gasoline tank, gasoline is pressed out from an oil outlet of the gasoline tank through the internal and external pressure difference of the gasoline tank and flows into an oil inlet of the carburetor through an electromagnetic valve connected with a power supply, a mixed gas of the gasoline and the air in the carburetor flows into a combustion chamber, a large amount of high-temperature and high-pressure gas is generated after being ignited by a spark plug, the high-temperature and high-pressure gas passes through a threaded pipe and a decoupling chamber and is discharged through a corrugated pipe, heat is transferred to water in a cylinder body, the water is heated to be sealed, steam is generated, and the steam is sent out through a steam outlet.
In this embodiment, as shown in fig. 1, a hydraulic station 3 is disposed on the chassis frame 10, the hydraulic station 3 is connected to the hydraulic cylinders 509 of the left driven traveling box 501 and the right driven traveling box 507 through a slave hydraulic pipeline 302, the hydraulic station 3 is connected to the hydraulic cylinders 509 of the driving traveling box 503 through a master hydraulic pipeline 303, the slave hydraulic pipeline 302 and the master hydraulic pipeline 303 are both provided with hydraulic solenoid valves 301, each hydraulic solenoid valve 301 is electrically connected to a signal receiver (the signal receiver includes a wireless signal receiving circuit and a control circuit, and has functions of receiving a wireless signal and controlling the hydraulic solenoid valve 301 to change direction so as to reduce pressure and increase pressure), the signal receiver electrically connected to the hydraulic solenoid valve 301 on the slave hydraulic pipeline 302 is wirelessly connected to the signal emitter 5105 on the right driven traveling box 507, the signal receiver electrically connected to the hydraulic solenoid valve 301 on the master hydraulic pipeline 303 is wirelessly connected to the signal emitter 5105 on the driving traveling box 503, and the signal receiver electrically connected to the hydraulic solenoid valve 301 is used for receiving a signal emitted by the signal emitter 5105 and then controlling the hydraulic solenoid valve 509 and the hydraulic solenoid valve 301 to extend and retract.
In this embodiment, the chassis frame 10 is provided with a generator set 1 and a control box 2, and the generator set 1 is electrically connected with the control box 2, the hydraulic station 3, the steam generating device 9, the distance sensor 504, the driving motor 505, the pressure sensing contact piece 5104, the signal emitter 5105, the steam electromagnetic valve 901, the hydraulic electromagnetic valve 301, the signal receiver and other parts, so as to provide power for each part. Control box 2 and steam generation device 9, driving motor 505 isoelectrical connection, control box 2 is arranged in controlling the opening and stopping of air pump, solenoid valve, the spark plug switching on and off among the steam generation device 9 and then control steam generation device 4, and control box 2 is used for controlling opening and stopping and turning round of crawler belt walking chassis 8, and control box 2 is used for controlling driving motor 505 switching on and off and then controls opening and stopping of driving motor 505. The control box 2 of this embodiment is provided with signal receiver in, and this signal receiver remote connection has remote control unit, and remote control unit long-range transmission signal to signal receiver, control box 2 and then control steam generating device 9 respectively to open and stop, driving motor 505 opens and stops and the opening of crawler belt walking chassis 8 opens and stops the turn according to the signal that signal receiver received.
After the hydraulic station 3 absorbs oil from the oil tank through the oil pump motor, the electric energy is converted into the pressure of hydraulic oil to be used for driving each hydraulic cylinder 509 on the machine, the hydraulic station 3 can also be electrically connected with the control box 2, and the control box 2 remotely receives the control command of the remote control device to further control the hydraulic station 3 to start and stop.
The power provided by the engine of the crawler belt walking chassis 4 is the source of the whole machine walking power and traction power. The crawler belt walking chassis 4 can adopt a diesel engine, and the crawler belt walking chassis 4 is driven to walk by the diesel engine. The generator set 1 of this embodiment can also realize the electricity generation through diesel engine.
The hydraulic station 3 of this embodiment provides hydraulic power to the self-propelled sterilization part 5 through the hydraulic solenoid valve 301, and realizes the lifting motion of the sterilization dial 508. The power from disinfection parts 5 of walking comes from self inside driving motor 505, three walking box (be left driven walking box 501, initiative walking box 503 and right driven walking box 507) are articulated, realize alternately reciprocating to move ahead, 6 one end of shelves pole and 5 both sides walking box (be left driven walking box 501 and right driven walking box 507) lateral surface articulated cooperation from disinfection parts of walking, the other end and 7 plane cooperation of slider that rotate, relative slip can take place, shelves pole 6 is flexible along the forward walking motion of 5 both sides walking box from disinfection parts of walking, it can guarantee to move along the track car forward direction from disinfection parts 5 to set up a shelves pole 6. The steam generator 9 of this embodiment adopts the pulsating combustion technique, specifically, through the weak electric ignition of spark plug, make the oil feed in the combustion chamber do the pulsating combustion under the effect of carburetor, thereby the instantaneous high temperature that produces, make water liquid in the barrel reach the boiling point in the very short time, the inside high temperature steam of steam generator 9 passes through the steam export after the soft steam conduit carries to three disinfection needle dish 508 from walking disinfection part 5 respectively, wherein, steam generator 9 is equipped with the high temperature resistant steam solenoid valve 901 who takes the signal receiver, steam solenoid valve 901 is connected with the steam conduit. The machines drive the film covering mechanism 8 to cover the soil which is just subjected to steam high-temperature sterilization in the advancing process, so that the loss of steam heat is effectively avoided. Wherein, the crawler chassis walking mechanism can also be a high ground clearance walking chassis mechanism, and can be selected according to the terrain and the soil quality; the connection form of the automatic film covering mechanism 8 and the power chassis can be a hinged type, and the turning radius can be reduced.
When the driving motor 505 is powered on to rotate, the left driving hinge rod 502 drives the left driven walking box 501 to walk forwards, the right driving hinge rod 506 drives the right driven walking box 507 to walk forwards, and when the bottoms of the left driven walking box 501 and the right driven walking box 507 are in contact with the ground, the driving walking box 503 is lifted under the driving of the driving motor 505; the distance sensor 504 connected with the driving motor 505 adopts a binocular laser, the binocular laser emits laser to measure and calculate the distance from the crawler belt walking chassis 4 in real time, the motor speed regulation control device can regulate the rotating speed of the driving motor 505 according to the distance information fed back by the distance sensor 504, and the effect of keeping a certain distance from the crawler belt chassis all the time is realized, as shown in a schematic diagram of the walking state of the self-walking disinfection component 5 in fig. 3.
Three mutually hinged walking boxes (namely a left driven walking box 501, a driving walking box 503 and a right driven walking box 507) are provided with a disinfection needle dial 508, a hydraulic cylinder 509 and a pressure detection device 510. Wherein the top of the telescopic rod of the hydraulic cylinder 509 is fixedly connected with the top of the vertical rod 5081 of the disinfecting needle dial 508, the disinfecting needle dial 508 can ascend and descend along with the telescopic rod of the hydraulic cylinder 509, wherein the disinfecting needle dial 508 comprises a vertical rod 5081, a steam dial 5082 and a disinfecting needle 5083, as shown in the structural schematic diagram of the disinfecting needle dial 508 in fig. 4, the vertical rod 5081, the steam dial 5082 and the disinfecting needle 5083 are all fixedly connected, and are of an integral hollow structure, the vertical rod 5081 is connected with a steam pipeline, steam is conveyed to the vertical rod 5081 through the steam pipeline until reaching the disinfecting needle 5083, and finally is released from an air outlet (namely a steam releasing hole) at the head of the disinfecting needle 5083. The pressure detecting devices 510 are respectively arranged at the edges of the three walking boxes, because the left driven walking box 501 and the right driven walking box 507 act synchronously, and the driving walking box 503 acts asynchronously with the left driven walking box 501 and the right driven walking box 507, the disinfection needle dial 508 of the left driven walking box 501 and the right driven walking box 507 is communicated with the steam solenoid valve 901 by a branch-to-total parallel connection mode, and the hydraulic cylinders 509 of the left driven walking box 501 and the right driven walking box 507 are communicated with the hydraulic solenoid valve 301 by a branch-to-total parallel connection mode. The lower bottom surface of a pressure sensor trigger rod 5101 on the right driven walking box 507 is in contact with the ground surface, at the moment, the pressure sensor trigger rod 5101 is lifted, the upper portion of a spring 5103 is fixed with the lower surface of the upper head portion of the pressure sensor trigger, the lower portion of the spring 5103 is fixed with a metal supporting plate 5102, the spring 5103 is stretched in the process that the pressure sensor trigger rod 5101 is lifted until the upper surface of the upper head portion of the pressure sensor trigger rod 5101 is in contact with a pressure sensing contact piece 5104, and after the pressure sensor trigger rod and the pressure sensing contact piece are in contact, a signal transmitter 5105 respectively sends pressure reduction and valve opening commands to a hydraulic electromagnetic valve 301 on a hydraulic pipeline 302 and a steam electromagnetic valve 901 on a header pipe through a signal receiver which is in wireless connection with the signal transmitter, the hydraulic electromagnetic valve 301 reduces pressure, the steam electromagnetic valve 901 opens the valve, then a disinfection needle disc 508 is driven by a hydraulic cylinder 509 to descend and is inserted into the soil, and the steam electromagnetic valve 901 on the header pipe releases steam to perform soil disinfection operation, as shown in a schematic diagram that the disinfection disc on the two sides of fig. 5 shows that the soil enters the soil. Conversely, after the left driven walking box 501 and the right driven walking box 507 rise from the ground by a certain distance, the upper surface of the upper head of the pressure sensor trigger bar 5101 is separated from the pressure sensing contact sheet 5104, at this time, the signal transmitter 5105 sends a pressurization and valve closing command to the hydraulic electromagnetic valve 301 on the slave hydraulic pipeline 302 and the steam electromagnetic valve 901 on the main pipe respectively through the signal receiver wirelessly connected with the signal transmitter 5105, the hydraulic electromagnetic valve 301 is pressurized, the steam electromagnetic valve 901 is closed, then the sterilization needle dial 508 rises and stops releasing steam, on the contrary, the active walking box 503 is in contact with the ground, the signal transmitter 5105 of the active walking box 503 sends a depressurization and valve opening command to the hydraulic electromagnetic valve 301 on the main hydraulic pipeline 303 and the steam electromagnetic valve 901 on the main steam pipeline respectively through the signal receiver wirelessly connected with the active walking box 503, the hydraulic electromagnetic valve 301 and the steam electromagnetic valve 901 are depressurized, at this time, the sterilization needle dial 508 is driven by the hydraulic cylinder 509 on the active walking box 503 and is lowered and inserted into the soil, and the steam electromagnetic valve 901 on the main steam pipeline releases steam for sterilization, as shown in the schematic diagram of fig. 6 showing that the sterilization tray is buried in the figure. More generally, more self-propelled disinfecting elements 5 can be arranged transversely at the tail of the machine, so that the soil disinfecting efficiency is improved more remarkably.
As shown in the structural schematic diagram of the film covering mechanism 8 in fig. 7, the film covering mechanism 8 is installed right behind the chassis frame 10 through bolt connection, in the machine disinfection operation process, the crawler walking chassis 4 and the self-walking disinfection component 5 walk forwards, the film barrel 803 rolls along with the crawler walking chassis, the film on the film barrel 803 is automatically covered on the upper surface of the soil subjected to steam treatment, then the compaction wheel 805 compacts two sides of the film, soil uplifting can occur on one side during soil compaction, the soil dial plate 806 dials the soil uplifting outside two sides of the disinfection area to two sides of the film compacted by the compaction wheel 805, the effects of compaction and heat preservation are achieved in time, instantaneous loss of steam heat can be effectively avoided, and therefore the soil disinfection effect is greatly improved. More generally, the number of film covering mechanisms 8 increases as the number of self-propelled sterilization units 5 increases. More generally, when the greenhouse with low requirement on soil disinfection is disinfected, the film covering mechanism 8 can be detached to disinfect the soil, and at the moment, the crawler chassis frame needs to be expanded to arrange the steam generating device 9.
On the premise that the load power of the crawler belt walking chassis 4 allows, the steam generating device 9 can be directly arranged on a chassis frame 10 (not shown in the figure) on the crawler belt walking chassis 4, for example, the crawler belt walking chassis 4 has a compact structure, and the steam generating device 9 can also be arranged above the film covering mechanism 8 at the right back, as shown in fig. 1.
During specific work, the crawler walking chassis 4, the hydraulic station 3, the steam generating device 9, the driving motor 505 and the like can be remotely controlled respectively according to actual conditions, and then the self-walking disinfection component 5 is controlled to complete soil disinfection work. Specifically, the crawler traveling chassis 4 is remotely controlled to travel to an operation place, the remote control hydraulic station 3, the steam generating device 9 and the driving motor 505 are electrified to work, in the process that the crawler traveling chassis 4 advances at a constant speed, the driving motor 505 drives the three mutually hinged traveling boxes to disinfect soil, and meanwhile, the film covering mechanism 8 realizes film covering in the advancing process of the crawler traveling chassis 4. After the disinfection and film covering work is finished, the crawler walking chassis 4 is remotely controlled to stop walking, the steam generating device 9 is powered off, and the driving motor 505 is powered off.
The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.
Claims (8)
1. The utility model provides a from greenhouse soil steam disinfection tectorial membrane all-in-one of walking based on pulsating combustion technique which characterized in that:
comprises a crawler walking chassis, a self-walking disinfection part, a steam generating device and a film covering mechanism;
the crawler traveling chassis is provided with a chassis frame, the steam generating device and the film covering mechanism are both connected with the chassis frame, the film covering mechanism is positioned behind the self-traveling disinfection part, the rear end of the chassis frame is provided with two connecting rods, the two connecting rods are both rotatably connected with rotating slide blocks, and each rotating slide block is slidably connected with a stop lever;
the self-walking disinfection component comprises a left driven walking box, a driving walking box and a right driven walking box, a driving motor is arranged on the driving walking box, one output shaft of the driving motor is connected with one end of a left driving hinge rod, the other end of the left driving hinge rod is hinged with the left driven walking box, the other output shaft of the driving motor is connected with one end of a right driving hinge rod, the other end of the right driving hinge rod is hinged with the right driven walking box, and disinfection needle discs are arranged on the left driven walking box, the driving walking box and the right driven walking box;
one end of one gear lever is rotatably connected with the left driven walking box, and one end of the other gear lever is rotatably connected with the right driven walking box;
a steam outlet of the steam generating device is respectively communicated with the disinfection needle discs on the left driven walking box, the driving walking box and the right driven walking box through pipelines;
the left driven walking box, the driving walking box and the right driven walking box all comprise box bodies, the interior of each box body is of a hollow structure, the top of each box body is provided with an upper through hole, the bottom of each box body is provided with a plurality of lower through holes, and the top of each box body is connected with a hydraulic cylinder;
the disinfection needle disc comprises a vertical rod, a steam disc and disinfection needles, the interiors of the vertical rod, the steam disc and the disinfection needles are all of a hollow structure, the bottom of the vertical rod is fixedly communicated with the steam disc, the bottom of the steam disc is fixedly communicated with a plurality of disinfection needles, a plurality of steam release holes are formed in the circumferential direction of the side face of the head of each disinfection needle, the steam disc and the disinfection needles are located in the box body, a lower through hole is formed right below each disinfection needle, the top of the vertical rod penetrates through the upper through hole of the box body, and the top of the vertical rod is connected with a telescopic rod of a hydraulic cylinder;
the steam outlet of the steam generating device is communicated with the hollow structure in the vertical rod on the left driven walking box through a left steam pipeline, the steam outlet of the steam generating device is communicated with the hollow structure in the vertical rod on the driving walking box through a main steam pipeline, and the steam outlet of the steam generating device is communicated with the hollow structure in the vertical rod on the left driven walking box through a right steam pipeline;
the box body of the driving walking box and the box body of the right driven walking box are both provided with a pressure detection device;
the pressure detection device comprises a signal emitter, a pressure sensing contact piece, a spring and a pressure sensor trigger rod, wherein a supporting plate, the pressure sensing contact piece and the signal emitter are fixedly connected to one side of the box body;
the left steam pipeline and the right steam pipeline are connected with a steam outlet of the steam generating device through a header pipe, steam electromagnetic valves are arranged on the header pipe and the main steam pipeline, each steam electromagnetic valve is electrically connected with a signal receiver, the signal receiver electrically connected with the steam electromagnetic valves on the header pipe is wirelessly connected with a signal transmitter on the right driven walking box, the signal receiver electrically connected with the steam electromagnetic valves on the main steam pipeline is wirelessly connected with the signal transmitter on the driving walking box, and the signal receiver electrically connected with the steam electromagnetic valves is used for receiving signals transmitted by the signal transmitters and controlling the steam electromagnetic valves to be opened and closed;
the steam generating device adopts a pulse combustion steam generating device.
2. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 1, characterized in that: the driving walking box is hinged with one end of the left driven hinge rod, and the other end of the left driven hinge rod is hinged with the left driven walking box; the initiative walking box is articulated with the one end of the driven hinge bar in the right side, and the other end of the driven hinge bar in the right side is articulated with the driven walking box in the right side, driven hinge bar in a left side and the driven hinge bar in the right side all have many.
3. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 2, wherein: the crawler belt walking chassis is characterized in that a distance sensor is arranged on the driving motor, the driving motor is electrically connected with a motor speed regulation control device, the distance sensor is electrically connected with the motor speed regulation control device, the distance sensor is used for detecting the distance between the distance sensor and the crawler belt walking chassis, and the motor speed regulation control device is used for regulating the rotating speed of the driving motor according to distance information fed back by the distance sensor.
4. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 1, characterized in that: the tectorial membrane mechanism includes tectorial membrane support, a membrane section of thick bamboo, compaction wheel and soil driver plate, tectorial membrane support passes through bolted connection and all is located from walking directly behind the disinfection part in the rear end of chassis frame and a membrane section of thick bamboo, compaction wheel and soil driver plate, tectorial membrane support all has a membrane section of thick bamboo support, compaction wheel support and soil driver plate support through bolted connection, it is connected with a membrane section of thick bamboo to rotate on the membrane section of thick bamboo support, it is connected with the compaction wheel to rotate on the compaction wheel support, the bottom and the soil driver plate of soil driver plate support are connected, a membrane section of thick bamboo, compaction wheel and soil driver plate set gradually after to in the past.
5. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 4, characterized in that: soil driver plate support includes the connecting cylinder and erects the support, the connecting cylinder includes square section of thick bamboo and drum, square section of thick bamboo and drum fixed connection structure as an organic whole, square barrel casing just is connected with the tectorial membrane support through the bolt on the tectorial membrane support, erect the support and pass the drum and can be at the drum internal rotation, it passes through locking screw and is connected with the drum to erect the support, erect the bottom and the soil driver plate fixed connection of support.
6. The self-propelled greenhouse soil steam sterilization and mulching all-in-one machine as claimed in claim 4, wherein: the steam generating device is arranged on the covered stent.
7. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 3, wherein: the chassis is provided with a hydraulic station in the frame, the hydraulic station is connected with the pneumatic cylinder on left driven walking box and the right driven walking box simultaneously through following hydraulic pressure pipeline, the hydraulic station is connected with the pneumatic cylinder on the initiative walking box through main hydraulic pressure pipeline, all be provided with hydraulic pressure solenoid valve on following hydraulic pressure pipeline and the main hydraulic pressure pipeline, every hydraulic pressure solenoid valve electricity homogeneous phase is connected with signal receiver, signal receiver and the signal transmitter wireless connection on the driven walking box of right side that hydraulic pressure solenoid valve electricity is connected on the follow hydraulic pressure pipeline, signal receiver and the signal transmitter wireless connection on the initiative walking box that hydraulic pressure solenoid valve electricity is connected on the main hydraulic pressure pipeline, the signal receiver that hydraulic pressure solenoid valve electricity is connected is used for receiving the signal of signal transmitter transmission and is used for controlling hydraulic pressure solenoid valve decompression and pressure boost.
8. The self-propelled greenhouse soil steam disinfection and mulching all-in-one machine based on the pulse combustion technology as claimed in claim 7, wherein: the crawler-type walking chassis is characterized in that a generator set and a control box are arranged on the chassis frame, the generator set is electrically connected with the control box, the hydraulic station, the steam generating device, the distance sensor, the driving motor, the pressure sensing contact piece, the signal transmitter, the steam electromagnetic valve, the hydraulic electromagnetic valve and the signal receiver respectively, the control box is electrically connected with the steam generating device, and the control box is further used for controlling the start, stop and turning of the crawler-type walking chassis.
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| CN202111660828.6A CN114190208B (en) | 2021-12-30 | 2021-12-30 | Self-walking greenhouse soil steam disinfection and film mulching integrated machine based on pulse combustion technology |
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| CN202111660828.6A CN114190208B (en) | 2021-12-30 | 2021-12-30 | Self-walking greenhouse soil steam disinfection and film mulching integrated machine based on pulse combustion technology |
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| JPH09233987A (en) * | 1996-03-04 | 1997-09-09 | Iseki & Co Ltd | Chemical feeder for whole mulch-type soil sterilizer |
| CN103340193A (en) * | 2013-07-30 | 2013-10-09 | 孙腾腾 | Synthetic system for killing soil root nematode by heat injection in root position |
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| CN114190208A (en) | 2022-03-18 |
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