CN114190208A - Self-walking greenhouse soil steam disinfection and film mulching all-in-one machine based on pulse combustion technology - Google Patents
Self-walking greenhouse soil steam disinfection and film mulching all-in-one machine based on pulse combustion technology Download PDFInfo
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- CN114190208A CN114190208A CN202111660828.6A CN202111660828A CN114190208A CN 114190208 A CN114190208 A CN 114190208A CN 202111660828 A CN202111660828 A CN 202111660828A CN 114190208 A CN114190208 A CN 114190208A
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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
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, 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 facilities and 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 ℃, heat preservation is needed for 5-7 minutes, so the steam disinfection technology provides higher requirements for soil temperature loss during operation and 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 steam sterilizing needle disc comprises a vertical rod, a steam disc and sterilizing needles, the interiors of the vertical rod, the steam disc and the sterilizing 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 sterilizing needles, a plurality of steam releasing holes are circumferentially formed in the side face of the head of each sterilizing needle, the steam disc and the sterilizing needles are located in the box body, a lower through hole is formed right below each sterilizing 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 invention, a hydraulic station is arranged on the chassis frame and is simultaneously connected with hydraulic cylinders on the left driven walking box and the right driven walking box through a secondary hydraulic pipeline, the hydraulic station is connected with a hydraulic cylinder on the active walking box through a main hydraulic pipeline, hydraulic electromagnetic valves are arranged on the auxiliary hydraulic pipeline and the main hydraulic pipeline, each hydraulic electromagnetic valve is electrically connected with a signal receiver, the signal receiver electrically connected with the hydraulic electromagnetic valve on the slave hydraulic pipeline is wirelessly connected with the signal transmitter on the right driven walking box, a signal receiver electrically connected with the hydraulic electromagnetic valve on the main hydraulic pipeline is wirelessly connected with a signal transmitter on the active walking box, and the signal receiver electrically connected with the hydraulic electromagnetic valve is used for receiving the signal transmitted by the signal transmitter and controlling the pressure reduction and the pressure increase of the hydraulic electromagnetic valve.
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, a hydraulic station, a steam generating device, a distance sensor, a driving motor, a pressure sensing contact piece, a signal transmitter, a steam electromagnetic valve, a hydraulic electromagnetic valve and a signal receiver, the control box is electrically connected with the steam generating device, and the control box is also used for controlling the start, stop and turning of the crawler belt walking chassis.
The invention has the beneficial effects that:
the invention aims to solve the technical difficulty of steam disinfection, designs a self-walking greenhouse soil steam disinfection and film mulching integrated machine based on the pulse combustion technology, and is suitable for soil disinfection and film mulching work in a greenhouse; the pulsating combustion steam generating device is utilized to enable high-temperature steam to be increased sharply in a short time, and the operation period is greatly shortened; 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 disinfection 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 illustration of the two-sided sterilization dial penetration of the self-propelled sterilization unit of the present invention.
FIG. 6 is a schematic illustration of the mid-sterilization dial penetration of the self-propelled sterilization unit of the present invention.
FIG. 7 is a schematic structural diagram of a film covering mechanism according to 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 all-in-one 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 covering mechanism 8 are both connected with the chassis frame 10, the film covering 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 lever 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 arranged behind the chassis frame 10 along with the self-walking disinfection component 5, so that film covering and heat preservation can be realized in time.
As shown in fig. 1, one end of one of the shift levers 6 is hinged to the left driven travel box 501, and one end of the other shift lever 6 is hinged to the right driven travel box 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 sterilizing needle tray 508 includes a vertical rod 5081, a steam tray 5082 and a sterilizing needle 5083, the insides of the vertical rod 5081, the steam tray 5082 and the sterilizing needle 5083 are all hollow structures, the bottom of the vertical rod 5081 is fixedly communicated with the steam tray 5082, the bottom of the steam tray 5082 is fixedly communicated with a plurality of sterilizing needles 5083, a plurality of steam releasing holes are circumferentially formed in the side surface of the head of the sterilizing needle 5083, the steam tray 5082 and the sterilizing needle 5083 are both located inside the box body, a lower through hole 512 is formed right below each sterilizing needle 5083, the top of the vertical rod 5081 penetrates through the upper through hole of the box body, and the top 509 of the vertical rod 5081 is connected with a telescopic rod of a hydraulic cylinder.
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 pipeline and the right steam pipeline are both connected with the steam outlet of the steam generating device 9 through a header pipe, the main pipe and the main steam pipeline are both provided with steam solenoid valves 901, each steam solenoid valve 901 is electrically connected with a signal receiver (the signal receiver comprises a wireless signal receiving circuit and a control circuit and has the functions of receiving wireless signals and controlling the opening and closing of the steam solenoid valve 901), a signal receiver electrically connected with the steam electromagnetic valve 901 on the header pipe is wirelessly connected with a signal emitter 5105 on the right driven walking box 507, a signal receiver electrically connected with the steam electromagnetic valve 901 on the main steam pipeline is wirelessly connected with a signal emitter 5105 on the active walking box 503, the signal receiver electrically connected with the steam solenoid valve 901 is used for receiving the signal transmitted by the signal transmitter 5105 and controlling the opening and closing of the steam solenoid 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; the box 503 of initiatively walking 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 box 507 of walking in the right side, 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 unit 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 can adopt a CN201720261064.6 pulse combustion steam generating device, 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 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, the mixed gas of the gasoline and the air in the carburetor flows into a combustion chamber, after being ignited by a spark plug, a large amount of high-temperature and high-pressure gas is generated, 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 cylinder 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 achieve pressure reduction and pressure increase), the signal receiver electrically connected to the hydraulic solenoid valve 301 on the slave hydraulic pipeline 302 is wirelessly connected to the signal transmitter 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 transmitter 5105 on the driving traveling box 503, the signal receiver electrically connected to the hydraulic solenoid valve 301 is used for receiving the signal transmitted by the signal transmitter 5105 and then controlling the hydraulic solenoid valve 301 to further control the hydraulic cylinder 509 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 to 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 solenoid valve 901, the hydraulic solenoid valve 301, the signal receiver, and other components, so as to provide power for each component. Control box 2 and steam generation device 9, driving motor 505 isoelectrical connection, control box 2 is arranged in controlling the start and stop of air pump, solenoid valve, the spark plug switching-on and switching-off among 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 travel chassis 8, and control box 2 is used for controlling driving motor 505 switching-on and switching-off and then controls the start and stop 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 a vertical rod 5081 of the disinfection needle dial 508, the disinfection needle dial 508 can ascend and descend along with the telescopic rod of the hydraulic cylinder 509, wherein the disinfection needle dial 508 comprises a vertical rod 5081, a steam dial 5082 and a disinfection needle 5083, as shown in the structural schematic diagram of the disinfection needle dial 508 in fig. 4, the vertical rod 5081, the steam dial 5082 and the disinfection needle 5083 are all fixedly connected, the whole internal hollow structure is adopted, 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 disinfection needle 5083, and finally, the steam is released from a steam outlet (namely a steam release hole) at the head of the disinfection 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 sterilizing needle discs 508 of the left driven walking box 501 and the right driven walking box 507 are communicated with the steam electromagnetic 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 electromagnetic 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 contacted with the ground surface, at the moment, the pressure sensor trigger rod 5101 is lifted, the upper part of a spring 5103 is fixed with the lower surface of the upper head part of the pressure sensor trigger, the lower part of the spring 5103 is fixed with a metal support plate 5102, the spring 5103 is stretched in the lifting process of the pressure sensor trigger rod 5101 until the upper surface of the upper head part of the pressure sensor trigger rod 5101 is contacted with a pressure induction contact piece 5104, after the two contact, a signal transmitter 5105 respectively sends a pressure reduction and valve opening command to a hydraulic electromagnetic valve 301 on a hydraulic pipeline 302 and a steam electromagnetic valve 901 on a header through a signal receiver which is in wireless connection with the signal transmitter, the hydraulic electromagnetic valve 301 reduces the pressure, the steam electromagnetic valve 901 opens the valve, then a disinfection needle dial 508 descends under the driving of a hydraulic cylinder 509 and is inserted into the soil, and simultaneously the steam electromagnetic valve 901 on the header releases steam to carry out the soil disinfection operation, as shown in the schematic diagram of the two-sided disinfection tray burying of fig. 5. On the contrary, after the left driven walking box 501 and the right driven walking box 507 rise a distance from the ground surface, the upper surface of the upper head of the pressure sensor trigger bar 5101 is separated from the pressure sensing contact piece 5104, at this time, the signal emitter 5105 respectively sends a pressurization and valve closing instruction to the hydraulic electromagnetic valve 301 on the slave hydraulic pipeline 302 and the steam electromagnetic valve 901 on the main pipeline through the signal receiver wirelessly connected with the signal emitter, the hydraulic electromagnetic valve 301 is pressurized, the steam electromagnetic valve 901 is closed, then the disinfection needle dial 508 rises and stops releasing steam, on the contrary, the active walking box 503 is in contact with the ground, the signal emitter 5105 of the active walking box 503 respectively sends a depressurization and valve opening instruction to the hydraulic electromagnetic valve 301 on the main hydraulic pipeline 303 and the steam electromagnetic valve 901 on the main steam pipeline through the signal receiver wirelessly connected with the signal emitter, the hydraulic electromagnetic valve 301 is depressurized, and the steam electromagnetic valve 901 is opened, at this time, the disinfection needle dial 508 is driven by the hydraulic cylinder 509 on the active walking box 503 to descend and insert into the soil, and simultaneously the steam electromagnetic valve 901 on the main steam pipeline releases steam to perform disinfection operation, as shown in the schematic diagram of the middle disinfection dial in the soil in fig. 6. More generally, more self-propelled disinfection units 5 can be arranged transversely at the tail of the machine, so that the soil disinfection 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 moves forwards 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 process that the crawler traveling chassis 4 moves forwards. 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 (10)
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 component, 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;
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.
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 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;
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.
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, characterized in that:
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.
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 3, 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.
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: 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.
6. 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 disinfection parts dead behind 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.
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 6, wherein: the 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 section of thick bamboo cover 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, erect the support and pass through locking screw and be connected with the drum, erect the bottom and the soil driver plate fixed connection of support.
8. The self-propelled greenhouse soil steam sterilization and mulching all-in-one machine as claimed in claim 6, wherein: the steam generating device adopts a pulse combustion steam generating device, and is arranged on the covered stent.
9. The self-propelled greenhouse soil steam disinfection and film mulching all-in-one machine based on the pulse combustion technology as claimed in claim 5, 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.
10. The self-propelled greenhouse soil steam disinfection and mulching all-in-one machine based on the pulse combustion technology as claimed in claim 9, 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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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09233987A (en) * | 1996-03-04 | 1997-09-09 | Iseki & Co Ltd | Chemical feeder for whole mulch-type soil sterilizer |
| TWM362599U (en) * | 2009-04-17 | 2009-08-11 | Taiwan Agricultural Res Inst | Self-propelled soil steaming machine |
| CN103340193A (en) * | 2013-07-30 | 2013-10-09 | 孙腾腾 | Synthetic system for killing soil root nematode by heat injection in root position |
| CN104396635A (en) * | 2014-11-18 | 2015-03-11 | 北京农业信息技术研究中心 | Self-propelled self-adjusting seedling ground bed soil disinfection device and method thereof |
| CN105031678A (en) * | 2015-09-15 | 2015-11-11 | 南京林业大学 | Soil steam sterilization machine |
| CN110313333A (en) * | 2019-08-15 | 2019-10-11 | 西宁市蔬菜技术服务中心 | It is a kind of for improving the apparatus and method of facility topsoil soils environment |
| CN210168852U (en) * | 2019-06-14 | 2020-03-24 | 齐齐哈尔璞世科技有限公司 | Soil heating equipment |
| CN212260243U (en) * | 2020-03-17 | 2021-01-01 | 中国农业大学 | Self-propelled soil flame steam deinsectization weeder |
-
2021
- 2021-12-30 CN CN202111660828.6A patent/CN114190208B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09233987A (en) * | 1996-03-04 | 1997-09-09 | Iseki & Co Ltd | Chemical feeder for whole mulch-type soil sterilizer |
| TWM362599U (en) * | 2009-04-17 | 2009-08-11 | Taiwan Agricultural Res Inst | Self-propelled soil steaming machine |
| CN103340193A (en) * | 2013-07-30 | 2013-10-09 | 孙腾腾 | Synthetic system for killing soil root nematode by heat injection in root position |
| CN104396635A (en) * | 2014-11-18 | 2015-03-11 | 北京农业信息技术研究中心 | Self-propelled self-adjusting seedling ground bed soil disinfection device and method thereof |
| CN105031678A (en) * | 2015-09-15 | 2015-11-11 | 南京林业大学 | Soil steam sterilization machine |
| CN210168852U (en) * | 2019-06-14 | 2020-03-24 | 齐齐哈尔璞世科技有限公司 | Soil heating equipment |
| CN110313333A (en) * | 2019-08-15 | 2019-10-11 | 西宁市蔬菜技术服务中心 | It is a kind of for improving the apparatus and method of facility topsoil soils environment |
| CN212260243U (en) * | 2020-03-17 | 2021-01-01 | 中国农业大学 | Self-propelled soil flame steam deinsectization weeder |
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| CN114190208B (en) | 2023-03-14 |
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