CN108157328A - The method that agrochemical protective medicine liquid spray is carried out to crops or fruit tree seedling - Google Patents

Abstract

The invention discloses a kind of method for carrying out agrochemical protective medicine liquid spray to crops or fruit tree seedling, step is：Opening closure switch makes the liquid in water pot flow into liquid sprayer, moving body rotates axle simultaneously, axle rotation generates rotary force, which is transferred to liquid sprayer by power transmission, and liquid sprayer sprays liquid outward under power effect；Power transmission can also transmit rotary force to height adjustment device and length adjustment device, height adjustment device is adjusted the spraying altitude of liquid sprayer under power effect, when liquid sprayer reaches best spraying altitude, height adjustment device is out of service and remains unchanged the spraying altitude of liquid sprayer；Length adjustment device is adjusted the sprinkling length of liquid sprayer under power effect, and when liquid sprayer reaches best sprinkling length, length adjustment device is out of service and remains unchanged the sprinkling length of liquid sprayer.

Description

The method that agrochemical protective medicine liquid spray is carried out to crops or fruit tree seedling

Technical field

The present invention relates to a kind of medicine liquid spray method more particularly to a kind of spraying range can self-regulated medicine liquid spray method.

Background technology

It modernizes in fruit tree planting process, to prevent fruit tree and fruit snake or sick, need to be commonly using agrochemical Fruit tree carries out protective medicine liquid spray, prevention effect is played, but during sprinkling, since the spraying range that needs of different fruit trees is Inconsistent, existing spray appliance is difficult to adjust spraying altitude at any time, causes spray effect bad, and the height of fruit tree is past Past higher, sprinkling personnel, which need to come back, to be sprayed, and misty liquid can enter sprinkling person oral cavity and nostril, influence health, remove Other than this, the labor intensity of artificial spray modes is big, and operating personnel are advanced slowly the sprinkling to carry out pesticide, and spraying efficiency is not It is high.

Invention content

To solve the deficiencies in the prior art, the object of the present invention is to provide a kind of spraying range can self-regulated medicine liquid spray side Method.

To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.

To the method that crops or fruit tree seedling carry out agrochemical protective medicine liquid spray, step is：

（One）Liquid sprays process；

S1：Opening closure switch makes the liquid in water pot ontology flow into liquid sprayer, while moving body turns axle Dynamic, axle rotation generates rotary force, and the liquid sprayer includes liquid guide flow system, water pump mechanism, nozzle, described Water pump mechanism includes the pump housing, sealing-plug, push rod, and the pump housing is the cylindrical barrel body structure of both ends open, and an opening of the pump housing is set There is the connection mouth connected with its inner cavity, the periphery of the pump housing is provided with the interface connected with its inner cavity, and sealing-plug is set to the pump housing Inner cavity in and the two form it is sealed be slidably matched, one end of push rod connect with sealing-plug, the transmission of the other end and power fills Connection is put, the region between the sealing-plug, pump housing inner cavity, connection mouth, which is formed, holds liquid inner cavity, the liquid guide flow system Including the first diversion pipe, the second diversion pipe, stream guiding tube, flexible diversion pipe, one end of the first diversion pipe and three-way pipe go out liquid The interface connection of port connection connection, the other end and the pump housing is connected, and one end of the second diversion pipe and the connection mouth of the pump housing connect The connection of one end of the logical, other end and stream guiding tube is connected, and the other end of stream guiding tube connect connection with flexible diversion pipe, described Nozzle connect connection with flexible diversion pipe, is provided with to control the first diversion pipe in on-state on first diversion pipe With the closure switch of closed state switching, it is provided with to control liquid unidirectional from the pump housing to nozzle on second diversion pipe The junction of the irreversible control of flowing, first diversion pipe and interface is provided with to control liquid by water pot ontology The check valve of one-way flow and the check valve power transmission consistent, described with the structure of irreversible control into the pump housing It receives the rotary force that axle rotation generates and is passed to push rod, push rod acts on lower band dynamic sealing plug along pump housing inner cavity in power Extending direction slide, when push rod drives sealing-plug to do the movement far from connection mouth in the pump housing, the volume for holding liquid inner cavity increases Greatly, the intrinsic liquid of water pot is flowed by three-way pipe, the first diversion pipe, interface in the pump housing, when push rod drives sealing-plug pumping When done in vivo close to the movement of connection mouth, the volume for holding liquid inner cavity reduces, since interface and the junction of liquid guide flow system are set Check valve is equipped with, fluid can not flow back, and lead to the pressure increase for holding liquid inner cavity, so as to hold the discharge of the liquid of intracavitary in liquid, hold The liquid of intracavitary is flowed by connection mouth, the second diversion pipe, stream guiding tube, flexible diversion pipe in nozzle in liquid, and liquid passes through spray Head sprinkling outward；

（Two）Spraying range adjusts process；

S2：The power transmission can also transmit rotary force to spraying range regulating device, and the spraying range is adjusted Device includes height adjustment device, and the height adjustment device includes connecting rod one, pushing mechanism, sliding component, main running rail, touches Retaining mechanism is sent out, one end of the connecting rod one is connect with power transmission, and power transmission receives axle rotation and generates Rotary force and be passed to connecting rod one, connecting rod one power effect under along main running rail guide direction move up and down, it is described Flexible diversion pipe be installed on sliding component, the sliding component is contacted with pushing mechanism and sliding component and main running rail phase Matching, rotation triggering retaining mechanism is at triggering state, at this point, the other end of connecting rod one is contacted with pushing mechanism, connecting rod One movement can draw the synchronous movement of pushing mechanism, and pushing mechanism movement can draw the synchronous movement of sliding component, slide Component movement can draw the synchronous movement of flexible diversion pipe, so as to change the height of nozzle, when nozzle is in best sprinkling height When spending, rotation triggering retaining mechanism is at locking state, at this point, connecting rod one is disengaged with pushing mechanism, and triggers Retaining mechanism carries out locking limitation to pushing mechanism, and then the height of nozzle is made to immobilize, and nozzle is in best spraying altitude；

S3：The spraying range regulating device further includes length adjustment device, the length adjustment device include connecting rod two, Rack and pinion drive mechanism one, bevel gear transmission two, rack and pinion drive mechanism two, is closed bevel gear transmission one Mechanism, one end of the connecting rod two is connect with power transmission, the other end and rack and pinion drive mechanism one connect, power Transfer device receives the rotary force that axle rotation generates and is passed to connecting rod two, and connecting rod two is under power effect along axle axis To movement, the flexible diversion pipe is connect with rack and pinion drive mechanism two, is opened close mechanism, is made bevel gear transmission Bevel gear c and bevel gear d in two is in meshing state, at this point, the power that the movement of connecting rod two generates passes through rack pinion Mechanism one, bevel gear transmission one, bevel gear transmission two, rack and pinion drive mechanism two are transferred to flexible diversion pipe, Flexible diversion pipe elongation or contraction under power effect, so as to which the horizontal sprinkling length for making nozzle changes, when nozzle is in When optimum level sprays length, close mechanism is closed, the bevel gear c and bevel gear d in bevel gear transmission two is detached from and nibbles It closes, at this point, flexible diversion pipe can not receive the power of connecting rod two, the length of nozzle is not changing and sprayed in best Length.

As being further improved for the technical program.

Above-mentioned sliding component include bottom plate, upper mounted plate, the flexible diversion pipe be installed on bottom plate with Between upper mounted plate, the bottom plate is contacted with pushing mechanism；

Above-mentioned pushing mechanism includes pushing plate, and pushing plate is towards being provided with several along pushing plate height side on the face of connecting rod one It is connect to one end in the guide post being evenly spaced on, the connecting rod one with power transmission, the other end is promote-side And between adjacent two guide post, connecting rod one move and push guide post along main running rail guide direction move up and down when, Pushing plate can be drawn to be synchronized with the movement；

Sliding part is provided between the pushing plate and bottom plate, the sliding part is the triggering being set in pushing plate Sliding rail, be set on bottom plate and with the triggering sliding block that matches of triggering sliding rail, trigger the channeling direction of sliding rail perpendicular to The guide direction of main running rail, pushing plate can by trigger sliding block and trigger sliding rail cooperation along triggering sliding rail channeling direction do it is close Or the movement far from connecting rod one；

Above-mentioned triggering retaining mechanism includes locking member, locking housing, and locking member is set in locking housing, the lock Tight component includes that connecting rod, check lock lever, several are set on main running rail and along main running rail guide direction in uniform intervals point The locking hole of cloth, connecting rod is for connecting check lock lever and pushing plate, and check lock lever matches with locking hole and check lock lever is with locking Hole is located parallel on the same straight line of main running rail guide direction, and the locking housing is one end open, the other end is closed Cylindrical barrel body structure locks the knob for being equipped on housing and it being driven to rotate, locks and be provided through on the periphery of housing The sliding slot of its wall thickness, the connecting rod are located in sliding slot and can be slided along the channeling direction of sliding slot, and sliding slot can be divided into three parts And respectively locking slot, guiding groove one, triggering slot, one end and the locking slot of guiding groove one are connected, the other end connects with triggering slot It is logical, and be arranged at an angle between guiding groove one and locking slot and between guiding groove one and triggering slot, guiding groove one is used for will Connecting rod is guided into locking slot or triggering slot, and when connecting rod is located in locking slot, triggering retaining mechanism is in locking state, even When extension bar is located in triggering slot, triggering retaining mechanism is in triggering state.

As being further improved for the technical program.

Above-mentioned rack and pinion drive mechanism one includes rack one, gear one, intermediate rotary shaft one, supporting rack, intermediate rotary shaft One horizontally disposed and intermediate rotary shaft one the axial direction for being axially perpendicular to axle, the extending direction of rack one are parallel to the axis of axle To supporting rack is fixedly installed in vehicle frame, and rack one is movably installed between supporting rack and rack one and supporting rack and is provided with cunning Dynamic component one, the slide unit one be the sliding block one being set on rack one, be set on supporting rack and with sliding block one The sliding rail one to match, the channeling direction of sliding rail one are parallel to the axial direction of axle, and rack one can be matched by sliding block one and sliding rail one Conjunction is moved along the channeling direction of sliding rail one, and gear one is socketed on outside the power input shaft end of intermediate rotary shaft one and is nibbled with rack one Close, the connecting rod two is fixedly connected with rack one, during the movement of connecting rod two can traction rack one be synchronized with the movement, and make one turn of gear Dynamic, the rotation of gear one drives intermediate rotary shaft one to rotate；

Above-mentioned bevel gear transmission one includes bevel gear a, bevel gear b, intermediate rotary shaft two, and the axial direction of intermediate rotary shaft two is parallel In the axial direction of axle, bevel gear a is socketed on outside the power output shaft end of intermediate rotary shaft one, and bevel gear b is socketed on intermediate rotary shaft It is engaged outside two power input shaft end and with bevel gear a, during intermediate rotary shaft one rotates and passes through bevel gear a, bevel gear b makes Between shaft two rotate；

Above-mentioned bevel gear transmission two includes bevel gear c, bevel gear d, intermediate rotary shaft three, intermediate rotary shaft four, intermediate rotary shaft Four guide direction for being axially parallel to main running rail, intermediate rotary shaft three is coaxially arranged with intermediate rotary shaft two and sets between the two There is shaft coupling one, the power output shaft end of intermediate rotary shaft two is connect with the power input shaft end of shaft coupling one, and shaft coupling one moves Power output shaft end is connect with the power input shaft end of intermediate rotary shaft three, and intermediate rotary shaft two, which rotates and passes through shaft coupling one, makes intermediate turn Axis three rotates, and bevel gear c is socketed on outside the power output shaft end of intermediate rotary shaft three, and bevel gear d is socketed on intermediate rotary shaft four It is engaged outside power input shaft end and with bevel gear c, intermediate rotary shaft three rotates and passes through bevel gear c, bevel gear d makes intermediate turn Axis four rotates；

Above-mentioned rack and pinion drive mechanism two includes rack two, gear two, intermediate rotary shaft five, intermediate rotary shaft five and intermediate rotary shaft Four is coaxially arranged and be provided with shaft coupling two between the two, the power output shaft end of intermediate rotary shaft four and the power of shaft coupling two Input shaft end connects, and the power output shaft end of shaft coupling two is connect with the power input shaft end of intermediate rotary shaft five, intermediate rotary shaft four It rotates and passing through shaft coupling two rotates intermediate rotary shaft five, rack two is set between upper mounted plate and bottom plate and rack Two extending direction is parallel to the extending direction of rack one, and slide unit two is provided between rack two and bottom plate, described Slide unit two be the sliding block two being set on rack two, be set on bottom plate and with the matched sliding rail of sliding block two-phase Two, the channeling direction of sliding rail two is parallel to the channeling direction of sliding rail one, and rack two can be coordinated by sliding block two and sliding rail two along cunning The channeling direction movement of rail two, the power output end of rack two are fixedly connected with flexible diversion pipe, and gear two is socketed on centre Outside the power output shaft end of shaft five and gear two is engaged with rack two, and intermediate rotary shaft five rotates and passes through gear two, tooth Item two makes flexible diversion pipe elongation or shrinks；

It is connected between the bevel gear d and intermediate rotary shaft four by connector and bevel gear d can be along the axis of intermediate rotary shaft four To movement, the connector is the external splines being set in intermediate rotary shaft four, is set to the internal spline of bevel gear d；

Above-mentioned close mechanism includes movable support, handle, and the movable support includes upper bracket, lower carriage, and upper branch Frame is structure as a whole with lower carriage, and upper bracket is provided with the sets of holes one to match with intermediate rotary shaft four, and upper bracket passes through sets of holes one Pivot bush unit is located at the top of bevel gear d in four outside of intermediate rotary shaft and upper bracket, and lower carriage is provided with and intermediate rotary shaft four The sets of holes two to match, lower carriage are located at bevel gear d by two pivot bush unit of sets of holes in four outside of intermediate rotary shaft and lower carriage Lower section, movable support along intermediate rotary shaft four it is axially displaced when, the synchronous movements of bevel gear b can be drawn, it is described Handle includes rocking bar, intermediate bar, and one end of intermediate bar, which is hinged with movable support and is hinged shaft core line, is parallel to intermediate rotary shaft four Axial direction, the other end be fixedly connected with the rockers, rocking bar along intermediate rotary shaft four it is axially displaced when, can be drawn by intermediate bar Movable support is synchronized with the movement；

The close mechanism further includes the shell in cube structure, the bevel gear c, bevel gear d, intermediate rotary shaft three The power input shaft end of power output shaft end and intermediate rotary shaft four is respectively positioned in shell, and limiting guiding groove is provided on shell, The intermediate bar is located in limiting guiding groove, and the rocking bar is located at outside shell, and the limiting guiding groove is divided into three parts And respectively limiting slot one, guiding groove two, limiting slot two, limiting slot one is horizontally disposed with limiting slot two and limiting slot one In the top of limiting slot two, guiding groove two is vertically arranged and one end of guiding groove two and limiting slot one are connected, the other end and limit Position slot two is connected, and limiting slot one, guiding groove two, limiting slot two form zigzag configuration, and guiding groove two is used to guide intermediate bar to limit In position slot one or limiting slot two, when intermediate bar is located in limiting slot two, bevel gear c and bevel gear d is in meshing state, intermediate bar When in limiting slot one, bevel gear c and bevel gear d is in and is disengaged from state.

As being further improved for the technical program.

Above-mentioned power transmission includes power transfer mechanism, linkage part, and the linkage part includes interlocking structure Part one, linkage part two, linkage part one are connect with power transfer mechanism, and linkage part two is connect with linkage part one, described Connecting rod one connect with linkage part one, connecting rod two is connect with linkage part two, axle rotation generate power passed by power It passs mechanism and is transferred to linkage part one, and connecting rod one is transferred to by linkage part one, simultaneous linkage component one is also to linkage part Two passing powers are simultaneously transferred to connecting rod two by linkage part two；

The power transfer mechanism includes transmitting shaft, gear drive, and transmission shaft is horizontally disposed and transmits shaft The axial direction for being axially perpendicular to axle, the gear drive is spiral gear drive mechanism, and spiral gear drive mechanism includes Active oblique gear, driven helical gear, active oblique gear are socketed on the outside of axle, and driven helical gear, which is socketed on, transmits the outer of shaft Portion and active oblique gear is engaged with driven helical gear；

The linkage part one includes turntable one, connecting plate one, couple axle one, interlocks housing one, the gearing housing one For cube structure, housing one is interlocked towards axis hole one is provided at the center for the end face for transmitting shaft, the axial direction of axis hole one is put down Row in the axial direction for transmitting shaft, the couple axle one and axis hole one match and couple axle one can around own axis, The turntable one, which is fixedly connected on, transmits shaft and the two coaxial line arrangement, transmits shaft rotation and turntable one is driven to rotate, One end of the connecting plate one and turntable one be hinged and hinged place deviates the center of circle of turntable one and is hinged shaft core line and is parallel to The axial direction of shaft is transmitted, the other end of connecting plate one is hinged with the power reception end of couple axle one and is hinged shaft core line and is parallel to The axial direction of shaft is transmitted, the rotation of turntable one drives connecting plate one to deflect and move couple axle one；

The linkage part one further includes support plate, lead, and support plate is fixedly installed in vehicle frame and support plate is located at company The lower section of dynamic housing one, lead are fixedly installed in the channeling direction of support plate and lead perpendicular to ground, the company The guide hole to match with lead is additionally provided on dynamic housing one, gearing housing one is installed on lead cooperation by guide hole and led On column, the deflection of connecting plate one drives couple axle one to move, and the movement of couple axle one can be divided into along above and below the channeling direction of lead It slides, around own axis, the channeling direction of couple axle one along lead, which slides up and down to drive, interlocks housing one along guiding The channeling direction of column slides up and down；

The connecting rod one is fixedly connected with interlocking housing one, when gearing housing one is slided up and down along the channeling direction of lead, It can one synchronous movement of traction link；

The linkage part two includes connecting plate two, couple axle two, interlocks housing two, and the gearing housing two is cube Structure, interlock housing two towards interlock housing one end face center at be provided with axis hole two, axis hole two is axially parallel to biography The axial direction of shaft is passed, the couple axle two matches with axis hole two and couple axle two can be described around own axis One end of connecting plate two and the power drive end of couple axle one, which are hinged and are hinged shaft core line, is parallel to the axial, another of transmission shaft One end and the power reception end of couple axle two, which are hinged and are hinged shaft core line, is parallel to the axial direction for transmitting shaft, and couple axle one moves Connecting plate two is driven to deflect and move couple axle two, the movement of couple axle two, which can be divided into along axle, to be axially moved, around own axes Rotation, couple axle two can drive gearing housing two to be synchronized with the movement along axle axial movement；

The connecting rod two with interlock housing two be fixedly connected, interlock housing two along axle be axially moved when, can traction link two Synchronous movement；

One end of the push rod is connect with sealing-plug, the other end is connect with interlocking housing two, interlocks housing two along axle axial direction During movement, the synchronous movement of push rod can be drawn, pushrod movement simultaneously drives sealing-plug to be slided along the extending direction of pump housing inner cavity.

The advantageous effect of the present invention compared with prior art is that the spraying range of the nozzle in the present invention can be adjusted at any time It is whole, and the present invention obtains power by moving body, alleviates the labor intensity of operating personnel.

Description of the drawings

It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment

Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the present invention Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these Attached drawing obtains other attached drawings.

Fig. 1 is the structural diagram of the present invention.

Fig. 2 is the sectional view of the present invention.

Fig. 3 is the structure diagram of the power transmission of the present invention.

Fig. 4 is the structure diagram of the linkage part one of the present invention.

Fig. 5 is the structure diagram of the linkage part two of the present invention.

Fig. 6 is the structure diagram of the liquid sprayer of the present invention.

Fig. 7 is the sectional view of the water pump mechanism of the present invention.

Fig. 8 is the structure diagram of the flexible diversion pipe of the present invention.

Fig. 9 is the sectional view of the irreversible control of the present invention.

Figure 10 is the structure diagram of the spraying range regulating device of the present invention.

Figure 11 is the structure diagram of the spraying range regulating device of the present invention.

Figure 12 is the structure diagram of the height adjustment device of the present invention.

Figure 13 is the triggering retaining mechanism of the present invention and the cooperation schematic diagram of main running rail.

Figure 14 is the structure diagram of the triggering retaining mechanism of the present invention.

Figure 15 is the structure diagram of the locking housing of the present invention.

Figure 16 is the structure diagram of the length adjustment device of the present invention.

Figure 17 is the structure diagram of the close mechanism of the present invention.

Figure 18 is the sectional view of the close mechanism of the present invention.

Figure 19 is the structure diagram of the shell of the present invention.

Each label meaning is in figure：

100th, car body；110th, vehicle frame；120th, axle；

200th, power transfer mechanism；210th, shaft is transmitted；220th, active oblique gear；230th, driven helical gear；

300th, interlinked mechanism；

310th, linkage part one；311st, turntable one；312nd, connecting plate one；313rd, couple axle one；314th, housing one is interlocked；315th, it leads Xiang Zhu；

320th, linkage part two；321st, connecting plate two；322nd, couple axle two；323rd, housing two is interlocked；324th, turntable two；325th, it props up Support shaft；

400th, liquid sprayer；

410th, liquid guide flow system；411st, the first diversion pipe；412nd, the second diversion pipe；412a, lower diversion pipe；412b, upper water conservancy diversion Pipe；412c, built-in step；412d, only liquid ball；412e, triggering spring；413rd, stream guiding tube；414th, stretch diversion pipe；414a、 Telescopic joint one；414b, telescopic joint two；414c, telescopic joint three；415th, closure switch；

420th, water pump mechanism；421st, the pump housing；422nd, interface；423rd, connection mouth；424th, push rod；425th, sealing-plug；

430th, nozzle；

500th, height adjustment device；

510th, connecting rod one；

520th, pushing mechanism；521st, pushing plate；522nd, guide post；

530th, sliding component；531st, bottom plate；532nd, upper mounted plate；

540th, main running rail；541st, locking hole；

550th, retaining mechanism is triggered；551st, connecting rod；552nd, check lock lever；553rd, housing is locked；553a, locking slot；553b, guiding Slot one；553c, triggering slot；

600th, length adjustment device；

610th, connecting rod two；620th, rack and pinion drive mechanism one；630th, bevel gear transmission one；

640th, bevel gear transmission two；641st, intermediate rotary shaft four；

650th, rack and pinion drive mechanism two；651st, rack two；

660th, close mechanism；661a, rocking bar；661b, intermediate bar；662nd, movable support；663rd, shell；663a, limiting slot one； 663b, guiding groove two；663c, limiting slot two.

Specific embodiment

Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete

Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments. Based on the embodiments of the present invention, what those of ordinary skill in the art were obtained without making creative work is all Other embodiment shall fall within the protection scope of the present invention.

As shown in figures 1-19, a kind of spraying range can self-regulated mobile pesticide dispersal equipment, including car body 100, water pot, Liquid sprayer 400, power transmission, spraying range regulating device, car body 100 generate rotary force when moving, the rotation Power provides sprinkling power, while the rotary force also provides adjusting power for spraying range regulating device for liquid sprayer 400, Power transmission is used to receive rotary force and rotary force is transferred to liquid sprayer 400 and spraying range regulating device, Water pot is installed on car body 100 and for providing sprinkling liquid for liquid sprayer 400, and liquid sprayer 400 is spraying The lower sprinkling liquid outward of power effect, spray of the spraying range regulating device in the case where adjusting power effect to liquid sprayer 400 Range is spilt to be adjusted.

The car body 100 includes vehicle frame 110, axle 120, and the water pot, liquid sprayer 400, power transmit Device, spraying range regulating device are mounted on vehicle frame 110, and when car body 100 moves, axle 120 rotates and generates rotary force.

As a shown in Figure 6, the quantity of above-mentioned liquid sprayer 400 is two and two liquid sprayers 400 It is respectively arranged in the side of car body 100, the water pot includes water pot ontology, three-way pipe, and water pot ontology is to be sprayed for storing Liquid, it is preferred that the chemical agent liquid to be sprayed to be protected crops, Nursery Stock, three-way pipe Including two outlet end mouths, a liquid inlet mouth, two liquid sprayers 400 are connected to an outlet end of three-way pipe Mouthful, water pot ontology connects the liquid inlet mouth of three-way pipe, and the liquid in water pot ontology is respectively enterd by three-way pipe positioned at car body 100 In the liquid sprayer 400 of both sides.

As shown in fig. 6, above-mentioned liquid sprayer 400 includes liquid guide flow system 410, water pump mechanism 420, nozzle 430, for the liquid in water pot ontology to be delivered in water pump mechanism 420, water pump mechanism 420 is used for liquid guide flow system 410 Liquid is delivered in nozzle 430, nozzle 430 is used to outward spray liquid.

More optimize, it is best to reach sprinkling outward to ensure that being accommodated liquid in water pot ontology keeps constant hydraulic pressure Effect is additionally provided with the pressue device for pressurization in water pot ontology, it is preferred that pressue device is compression pump.

As shown in fig. 7, above-mentioned water pump mechanism 420 includes the pump housing 421, sealing-plug 425, push rod 424, the pump housing 421 be the cylindrical barrel body structure of both ends open, and an opening of the pump housing 421 is provided with the connection mouth 423 connected with its inner cavity, is pumped The periphery of body 421 is provided with the interface 422 connected with its inner cavity, and interface 422 and the junction of liquid guide flow system 410 are set Check valve of the control liquid from water pot ontology to 421 one-way flow of the pump housing is useful for, the sealing-plug 425 is set to the pump housing In 421 inner cavity and the two form it is sealed be slidably matched, one end of the push rod 424 connect with sealing-plug 425, is another End is connect with power transmission, and power transmission receives the rotary force that the rotation of axle 120 generates and is passed to push rod 424, push rod 424 is slided in power effect lower band dynamic sealing plug 425 along the extending direction of 421 inner cavity of the pump housing, the sealing-plug 425th, the region between 421 inner cavity of the pump housing, connection mouth 423, which is formed, holds liquid inner cavity, passes through cunning of the sealing-plug 425 in the pump housing 421 It is dynamic, it is discharged so as to which the liquid held in liquid inner cavity be pushed to flow and pass through connection mouth 423；The mistake that liquid is discharged by connection mouth 423 Journey is embodied in：Push rod 424 drives sealing-plug 425 to do the movement far from connection mouth 423 in the pump housing 421, holds in liquid at this time The volume increase of chamber and liquid are entered by interface 422 holds intracavitary in liquid, and push rod 424 drives sealing-plug 425 in the pump housing 421 The movement close to connection mouth 423 is done, the volume for holding liquid inner cavity at this time reduces, due to the connection of interface 422 and liquid guide flow system Place is provided with check valve, and fluid can not flow back, and leads to the pressure increase for holding liquid inner cavity, and the liquid for holding intracavitary in liquid passes through connection mouth 423 discharges.

As shown in fig. 6, above-mentioned liquid guide flow system 410 is soft including the first diversion pipe 411, the second diversion pipe 412, water conservancy diversion Pipe 413, flexible diversion pipe 414, one end of the first diversion pipe 411 and outlet end mouth connection connection, the other end and the pump of three-way pipe The connection of interface 422 of body 421 is connected, and one end of the second diversion pipe 412 connect connection, the other end with the connection mouth 423 of the pump housing 421 Connection is connect with one end of stream guiding tube 413, the other end of stream guiding tube 413 connect connection with flexible diversion pipe 414, described Nozzle 430 connect connection with flexible diversion pipe 414, is provided with to control the first diversion pipe on first diversion pipe 411 411 are provided with to control in on-state and the closure switch 415 of closed state switching, second diversion pipe 412 For liquid from the pump housing 421 to the irreversible control of 430 one-way flow of nozzle, the check valve is set to the first diversion pipe 411 With the junction of interface 422 and check valve it is consistent with the structure of irreversible control.

As shown in figure 9, the second above-mentioned diversion pipe 412 includes lower diversion pipe 412a, upper diversion pipe 412b, lower diversion pipe 412a connect connection with the connection mouth 423 of the pump housing 421, and upper diversion pipe 412b is socketed on inside lower diversion pipe 412a, the list It is set to control mechanism at the connection of lower diversion pipe 412a and upper diversion pipe 412b.

More specifically, built-in step 412c and built-in step 412c centers are provided in the lower diversion pipe 412a Locate as limbers, the irreversible control includes only liquid ball 412d, triggering spring 412e, and only liquid ball 412d is set to water flowing Match above hole and with limbers, one end and only liquid ball 412d conflicts, the other end and the upper diversion pipe of triggering spring 412e 412b is contradicted, and the elastic force of triggering spring 412e makes the axial direction of only liquid ball 412d along lower diversion pipe 412a do the fortune close to limbers It is dynamic；The process of liquid single flow direction, is embodied in：When the liquid in the pump housing 421 enters in lower diversion pipe 412a, liquid Pressure, which pushes, stops liquid ball 412d and overcomes triggering spring 412e elastic shrinkages, and only liquid ball 412d can pass through far from limbers, liquid Limbers enters in lower diversion pipe 412a, while triggers spring 412e and is in compressive state, when the liquid in the pump housing 421 stop into When entering in lower diversion pipe 412a, the elastic force of triggering spring 412e makes only liquid ball 412d do movement and the two structure close to limbers Into sealed cooperation, the liquid in lower diversion pipe 412a can not flow back.

As shown in figure 8, above-mentioned flexible diversion pipe 414 is to be socketed the scalable rod-shaped knot formed successively by multiple telescopic joints Structure, two telescopic joints of socket can relatively move along its length, and in the present embodiment, telescopic joint sets three altogether, respectively One 414a of telescopic joint, two 414b of telescopic joint, telescopic joint three 414c, one 414a of telescopic joint and two 414b of telescopic joint are both ends The cylindrical barrel body structure of opening, the one end open of one 414a of telescopic joint connect connection, two 414b of telescopic joint sets with stream guiding tube 413 It is connected to another end opening of one 414a of telescopic joint, the column cylinder that three 414c of telescopic joint is one end open, the other end is closed Body structure, it is openend that three 414c of telescopic joint, which is socketed on the inside of two 414b of telescopic joint and the socket end of three 414c of telescopic joint, Preferably, one 414a of telescopic joint, two 414b of telescopic joint, be connected separately with the nozzle connected with its inner cavity on three 414c of telescopic joint 430。

As shown in Fig. 1-2,10, the quantity of above-mentioned spraying range regulating device is adjusted for two and two spraying ranges Device is located at the same side of car body 100 with respective corresponding liquid sprayer 400.

The spraying range regulating device includes height adjustment device 500, length adjustment device 600, and height adjusts dress 500 are put for adjusting the spraying altitude of liquid sprayer 400, length adjustment device 600 is used to adjust liquid sprayer 400 Horizontal sprinkling length.

As shown in figs. 10-11, above-mentioned height adjustment device 500 includes connecting rod 1, and connecting rod 1 is transmitted with power Device connects, and above-mentioned length adjustment device 600 includes connecting rod 2 610, and connecting rod 2 610 is connect with power transmission, power Transfer device receives the rotary force that the rotation of axle 120 generates and is passed to connecting rod 1 and connecting rod 2 610.

As in Figure 3-5, above-mentioned power transmission includes power transfer mechanism 200, linkage part 300, described Linkage part 300 includes linkage part 1, linkage part 2 320, and linkage part 1 connects with power transfer mechanism 200 It connects, linkage part 2 320 is connect with linkage part 1, and the connecting rod 1 is connect with linkage part 1, connecting rod two 610 connect with linkage part 2 320, and the power that the rotation of axle 120 generates is transferred to linkage part by power transfer mechanism 200 One 310, and connecting rod 1 is transferred to by linkage part 1, simultaneous linkage component 1 is also transmitted to linkage part 2 320 Power is simultaneously transferred to connecting rod 2 610 by linkage part 2 320.

As shown in figure 3, above-mentioned power transfer mechanism 200 includes transmitting shaft 210, gear drive, shaft is transmitted 210 axial directions for being axially perpendicular to axle 120 that are horizontally disposed and transmitting shaft 210, it is preferred that the gear drive For spiral gear drive mechanism, spiral gear drive mechanism includes active oblique gear 220, driven helical gear 230, active oblique gear 220 Be socketed on the outside of axle 120, driven helical gear 230 be socketed on the outside for transmitting shaft 210 and active oblique gear 220 with from Dynamic helical gear 230 engages；It selects helical gear transmission mechanism that can transmit power and 90 degree of deflections reversely occurs, axle 120 rotates The rotary force of generation is transferred to by helical gear transmission mechanism to be transmitted shaft 210 and rotates transmission shaft 210.

As shown in figure 4, above-mentioned linkage part 1 includes turntable 1, connecting plate 1, couple axle 1, connects Dynamic housing 1, the gearing housing 1 are cube structure, interlock housing 1 towards the end for transmitting shaft 210 Axis hole one is provided at the center in face, axis hole one is axially parallel to the axial direction for transmitting shaft 210, the couple axle 1 Match with axis hole one and couple axle 1 can be around own axis, the turntable 1 is fixedly connected on transmission and turns Axis 210 and the two coaxial line arrangement transmit the rotation of shaft 210 and turntable 1 are driven to rotate, the connecting plate 1 One end and turntable 1 be hinged and hinged place deviates the center of circle of turntable 1 and is hinged shaft core line and is parallel to transmission shaft 210 axial direction, the other end of connecting plate 1 is hinged with the power reception end of couple axle 1 and to be hinged shaft core line parallel In the axial direction for transmitting shaft 210, the rotation of turntable 1 drives connecting plate 1 to deflect and moves couple axle 1.

The linkage part 1 further includes support plate, lead 315, support plate be fixedly installed in vehicle frame 110 and Support plate is located at the lower section for interlocking housing 1, and lead 315 is fixedly installed in the guiding side of support plate and lead 315 To the guide hole to match with lead 315 is additionally provided on ground, the gearing housing 1, housing one is interlocked 314 are installed on by guide hole and the cooperation of lead 315 on lead 315, and the deflection of connecting plate 1 drives couple axle 1 to transport Dynamic, the movement of couple axle 1, which can be divided into along the channeling direction of lead 315, to be slided up and down, around own axis, couple axle one 313 slide up and down to drive along the channeling direction of lead 315 and interlock housing 1 along above and below the channeling direction of lead 315 It slides.

The connecting rod 1 is fixedly connected with interlocking housing 1, interlocks guiding of the housing 1 along lead 315 It, can one 510 synchronous movement of traction link when direction slides up and down.

As shown in figure 5, above-mentioned linkage part 2 320 includes connecting plate 2 321, couple axle 2 322, interlocks housing two 323, the gearing housing 2 323 is cube structure, interlocks 2 323 direction of housing and interlocks in the end face of housing 1 Axis hole two is provided at the heart, axis hole two is axially parallel to the axial direction for transmitting shaft 210, the couple axle 2 322 and axis hole Two match and couple axle 2 322 can be around own axis, one end and the couple axle 1 of the connecting plate 2 321 Power drive end it is hinged and be hinged shaft core line and be parallel to the dynamic of the axial direction for transmitting shaft 210, the other end and couple axle 2 322 Power receiving terminal is hinged and is hinged the axial direction that shaft core line is parallel to transmission shaft 210, and the movement of couple axle 1 drives connecting plate two 321 deflect and move couple axle 2 322, and the movement of couple axle 2 322, which can be divided into along axle 120, to be axially moved, around own axes Rotation, couple axle 2 322 can drive gearing housing 2 323 to be synchronized with the movement along the axial movement of axle 120.

The connecting rod 2 610 is fixedly connected with interlocking housing 2 323, is interlocked housing 2 323 and is axially moved along axle 120 When, it can 2 610 synchronous movement of traction link.

One end of the push rod 424 is connect with sealing-plug 425, the other end is connect with interlocking housing 2 323, interlocks housing 2 323 along axle 120 be axially moved when, 424 synchronous movement of push rod can be drawn, push rod 424 moves and drives sealing-plug 425 It is slided along the extending direction of 421 inner cavity of the pump housing.

More optimize, the linkage part 2 320 further includes connecting plate three, turntable 2 324, support shaft 325, institute The support shaft 325 stated is movably installed in vehicle frame 110 and can support shaft 325 with transmitting shaft 210 around own axis Coaxial line arranges that the turntable 2 324 is fixedly connected on support shaft 325 and the two coaxial line is arranged, the connection One end of plate three is hinged with the power drive end of couple axle 2 322 and is hinged the axial direction that shaft core line is parallel to transmission shaft 210, The other end of connecting plate three and turntable 2 324 be hinged and hinged place deviates the center of circle of turntable 2 324 and to be hinged shaft core line parallel In the axial direction for transmitting shaft 210, the movement of couple axle 2 322 drives connecting plate three to deflect and rotates turntable 2 324, turntable two 324 rotations drive support shaft 325 to rotate.

As shown in figs. 11 and 15, above-mentioned height adjustment device 500 further includes pushing mechanism 520, sliding component 530, main cunning Rail 540, main running rail 540 are installed on the guide direction of vehicle frame 110 and main running rail 540 perpendicular to ground, the flexible water conservancy diversion Pipe 414 is installed on sliding component 530, specifically, one 414a of telescopic joint of flexible diversion pipe 414 is fixedly installed in sliding component 530, sliding component 530 is set in main running rail 540, and sliding component 530 matches with main running rail 540 and sliding component 530 It can slide along the guide direction of main running rail 540, when the guide direction of sliding component 530 along main running rail 540 is subjected to displacement, can draw The 414 synchronous movement of flexible diversion pipe（Draw 430 synchronous movement of nozzle）, the connecting rod 1 is with pushing machine Structure 520 contacts, and pushing mechanism 520 is contacted with sliding component 530, and pushing mechanism 520 is pushed when connecting rod 1 moves along main running rail 540 guide direction movement, and then sliding component 530 is made to be moved along the guide direction of main running rail 540, finally make nozzle 430 Highly change.

As shown in figure 12, above-mentioned sliding component 530 includes bottom plate 531, upper mounted plate 532, the telescopic joint One 414a is fixedly installed between bottom plate 531 and upper mounted plate 532, and the bottom plate 531 connects with pushing mechanism 520 It touches；Pushing mechanism 520 pushes bottom plate 531 to be moved along the guide direction of main running rail 540, and then send out the height of nozzle 430 Changing.

As shown in figure 12, above-mentioned pushing mechanism 520 includes pushing plate 521, the top surface of pushing plate 521 and bottom plate 531 contacts, pushing plate 521 are in uniform intervals towards several are provided on the face of connecting rod 1 along 521 short transverse of pushing plate The guide post 522 of distribution, one end of the connecting rod 1 is fixedly connected with interlocking housing 1, the other end for promote-side simultaneously And between adjacent two guide post 522, connecting rod 1 moves and pushes guide post 522 along in the guide direction of main running rail 540 During lower movement, pushing plate 521 can be drawn and be synchronized with the movement；When the channeling direction of guide post 522 along lead 315 moves upwards, push away Movable plate 521 pushes channeling direction upward sliding of the bottom plate 531 along lead 315, and the spraying altitude increase of nozzle 430 is drawn When the channeling direction of guide post 522 along lead 315 moves downward, pushing plate 521 pushes bottom plate 531 along lead 315 Channeling direction slide downward, the spraying altitude of nozzle 430 reduce.

As shown in figs. 12-15, above-mentioned height adjustment device 500 further includes the triggering locking being set in main running rail 540 Mechanism 550, the motion state of triggering retaining mechanism 550 can be divided into triggering state and locking state, at triggering retaining mechanism 550 When triggering state, the promote-side of connecting rod 1 is between adjacent two guide post 552, and connecting rod 1 is moved and drawn at this time 552 synchronous movement of guide post, when triggering retaining mechanism 550 is in locking state, triggering retaining mechanism 550 can make connecting rod One 510 promote-side is disengaged with guide post 522, and locking is carried out to pushing mechanism 520 remains unchanged its height, from And the spraying altitude of nozzle 430 is made to immobilize.

As illustrated in figs. 13-15, above-mentioned triggering retaining mechanism 550 includes locking member, locking housing 553, locking member It is set in locking housing 553, it, can be by locking member to pushing mechanism 520 when nozzle 430 is in best spraying altitude It is highly locked and remains unchanged its height.

As shown in figure 14, above-mentioned locking member include connecting rod 551, check lock lever 552, several be set to main running rail It is in the locking hole 541 being evenly spaced on 540 and along 540 guide direction of main running rail, connecting rod 551 is used to connect check lock lever 552 with pushing plate 521, check lock lever 552 matches with locking hole 541 and check lock lever 552 is located parallel to lead with locking hole 541 On the same straight line of 540 guide direction of sliding rail, when check lock lever 552 is located in locking hole 541, triggering retaining mechanism 550 is in Locking state, when check lock lever 552 is detached from locking hole 541, triggering retaining mechanism 550 is in triggering state.

As shown in figs. 14-15, above-mentioned locking housing 553 is one end open, the cylindrical barrel body structure of other end closing, is locked The sliding slot of its wall thickness is provided through on the periphery of tight housing 553, the connecting rod 551 is located in sliding slot and can be along sliding slot Channeling direction slide, sliding slot can be divided into three parts and respectively locking slot 553a, one 553b of guiding groove, triggering slot 553c, One end of one 553b of guiding groove is connected with locking slot 553a, the other end is connected with triggering slot 553c, and one 553b of guiding groove with It is arranged at an angle between locking slot 553a and between one 553b of guiding groove and triggering slot 553c, one 553b of guiding groove is used to connect Extension bar 551 is guided into locking slot 553a or triggering slot 553c.

More specifically, the locking slot 553a, one 553b of guiding groove, triggering slot 553c are arc groove and three S-shaped structure is formed, S-shaped structure can make connecting rod 551 complete to locking slot 553a or triggering slot 553c by one 553b of guiding groove Into seamlessly transitting, sliding part is provided between the pushing plate 521 and bottom plate 531, it is preferred that sliding part is is set to Triggering sliding rail in pushing plate 521, the triggering sliding block for being set on bottom plate 531 and matching with triggering sliding rail, triggering For the channeling direction of sliding rail perpendicular to the guide direction of main running rail 540, pushing plate 521 can be by triggering sliding block and triggering sliding rail cooperation The movement closer or far from connecting rod 1 is done along the channeling direction of triggering sliding rail, more optimally, locks and is installed on housing 553 There is the knob that it can be driven to rotate；The stateful switchover process of retaining mechanism 550 is triggered, is embodied in：Turning knob simultaneously makes lock Tight housing 553 rotates, and connecting rod 551 is guided by one 553b of guiding groove into locking slot 553a, during this, 551 band of connecting rod Dynamic pushing plate 521 does the movement far from connecting rod 1 and the promote-side of connecting rod 1 is disengaged with guide post 522, simultaneously Check lock lever 552 is driven to do the movement of close locking hole 541 for connecting rod 551 and check lock lever 552 is located in locking hole 541, triggering Retaining mechanism 550 is in locking state, rotates backward knob and rotates backward locking housing 553, connecting rod 551 is by guiding groove One 553b is guided into triggering slot 553c, and connecting rod 551 drives pushing plate 521 to do movement and connecting rod close to connecting rod 1 One 510 promote-side is between adjacent two guide post 522, while connecting rod 551 drives check lock lever 552 to do far from locking hole 541 movement and check lock lever 552 are detached from locking hole 541, and triggering retaining mechanism 550 is in triggering state.

As illustrated in figs. 16-19, above-mentioned length adjustment device 600 further includes rack and pinion drive mechanism 1, bevel gear Transmission mechanism 1, bevel gear transmission 2 640, rack and pinion drive mechanism 2 650, one end of the connecting rod 2 610 Housing 2 323 is fixedly connected, the other end and rack and pinion drive mechanism 1 are connect, the flexible diversion pipe 414 with gearing Connect with rack and pinion drive mechanism 2 650, connecting rod 2 610 movement generate power by rack and pinion drive mechanism 1, Bevel gear transmission 1, bevel gear transmission 2 640, rack and pinion drive mechanism 2 650 are transferred to flexible diversion pipe 414, stretch diversion pipe 414 elongation or contraction under power effect, so as to which the horizontal sprinkling length for making nozzle 430 changes.

As shown in figure 16, the rack and pinion drive mechanism 1 includes rack one, gear one, intermediate rotary shaft one, branch Support, intermediate rotary shaft one are axially parallel to the axial direction for transmitting shaft 210, and the extending direction of rack one is parallel to axle 120 Axial, supporting rack is fixedly installed in vehicle frame 110, and rack one is movably installed between supporting rack and rack one and supporting rack and sets Have slide unit one, it is preferred that slide unit one be the sliding block one being set on rack one, be set on supporting rack and with cunning The sliding rail one that block one matches, the channeling direction of sliding rail one are parallel to the axial direction of axle 120, and rack one can be by sliding block one with sliding Rail one coordinates the channeling direction along sliding rail one to move, and gear one is socketed on outside the power input shaft end of intermediate rotary shaft one and and tooth Item one engages, and the connecting rod 2 610 is fixedly connected with rack one, connecting rod 2 610 move when can traction rack one be synchronized with the movement, And gear one is rotated, the rotation of gear one drives intermediate rotary shaft one to rotate.

The bevel gear transmission 1 includes bevel gear a, bevel gear b, intermediate rotary shaft two, intermediate rotary shaft two The axial direction of axle 120 is axially parallel to, bevel gear a is socketed on outside the power output shaft end of intermediate rotary shaft one, bevel gear b sockets It engages outside the power input shaft end of intermediate rotary shaft two and with bevel gear a, intermediate rotary shaft one rotates and pass through bevel gear a, Bevel gear b rotates intermediate rotary shaft two；Bevel gear transmission 1 can make power direction of transfer that 90 deflections occur.

The bevel gear transmission 2 640 includes bevel gear c, bevel gear d, intermediate rotary shaft three, intermediate rotary shaft four 641, the guide direction for being axially parallel to main running rail 540 of intermediate rotary shaft 4 641, intermediate rotary shaft three and two coaxial cloth of intermediate rotary shaft It puts and is provided with shaft coupling one between the two, the power output shaft end of intermediate rotary shaft two and the power input shaft end of shaft coupling one Connection, the power output shaft end of shaft coupling one are connect with the power input shaft end of intermediate rotary shaft three, and intermediate rotary shaft two is rotated and led to Crossing shaft coupling one rotates intermediate rotary shaft three, and bevel gear c is socketed on outside the power output shaft end of intermediate rotary shaft three, bevel gear d It is socketed on outside the power input shaft end of intermediate rotary shaft 4 641 and is engaged with bevel gear c, intermediate rotary shaft three rotates and passes through cone Gear c, bevel gear d rotate intermediate rotary shaft 4 641；Bevel gear transmission 2 640 can make power direction of transfer occur 90 Deflection.

The rack and pinion drive mechanism 2 650 includes rack 2 651, gear two, intermediate rotary shaft five, intermediate rotary shaft five It is coaxially arranged with intermediate rotary shaft 4 641 and be provided with shaft coupling two between the two, the power output shaft end of intermediate rotary shaft 4 641 It is connect with the power input shaft end of shaft coupling two, the power output shaft end of shaft coupling two and the power input shaft end of intermediate rotary shaft five Connection, intermediate rotary shaft 4 641 rotates and passing through shaft coupling two rotates intermediate rotary shaft five, and rack 2 651 is set to upper mounted plate Between 532 and bottom plate 531 and the extending direction of rack 2 651 is parallel to the extending direction of rack one, rack 2 651 with Slide unit two is provided between bottom plate 531, it is preferred that slide unit two be the sliding block two being set on rack 2 651, It is set on bottom plate 531 and sliding rail matched with sliding block two-phase two, the channeling direction of sliding rail two is parallel to sliding rail one Channeling direction, rack 2 651 can coordinate the channeling direction along sliding rail two to move by sliding block two and sliding rail two, rack 2 651 with Flexible diversion pipe 414 is fixedly connected, specifically, the three 414c blind ends of telescopic joint of flexible diversion pipe 414 and rack 2 651 is dynamic Power output end is fixedly connected, and gear two is socketed on outside the power output shaft end of intermediate rotary shaft five and gear two and rack two 651 engagements, intermediate rotary shaft five rotates and passes through gear two, rack 2 651 makes flexible diversion pipe 414 extend or shrink；It is flexible to lead Flow tube 414 extends or contraction process, is embodied in：Interlock housing 2 323 along axle 120 be axially moved when, can traction link 2 610 synchronous movements, when connecting rod 2 610 is done with carry-over bar one close to the movement for transmitting shaft 210, rack one and gear One engages and makes gear one that intermediate rotary shaft one be driven to rotate, intermediate rotary shaft one rotates and pass through bevel gear transmission 1, Shaft coupling one, bevel gear transmission 2 640, shaft coupling two, intermediate rotary shaft five, gear two make rack 2 651 do close to transmission The movement of shaft 210, the movement of rack 2 651 drive three 414c of telescopic joint to be synchronized with the movement, so as to receive flexible diversion pipe 414 Contracting, when connecting rod 2 610 is done with carry-over bar one far from the movement for transmitting shaft 210, rack 2 651 is done far from transmission shaft 210 Movement and three 414c of telescopic joint is driven to be synchronized with the movement, so as to extend flexible diversion pipe 414.

As illustrated in figs. 16-19, above-mentioned length adjustment device 600 further includes close mechanism 660, and close mechanism 660 is used for Bevel gear c and bevel gear d in bevel gear transmission 2 640 is made to be cut in meshing state or between being disengaged from state It changes；When bevel gear c and bevel gear d are in meshing state, rack 2 651 can drive flexible diversion pipe 414 to extend or shrink, when When the horizontal sprinkling length of nozzle 430 is in best sprinkling length, close mechanism 660 can make bevel gear c and bevel gear d be in de- From meshing state, so as to make rack 2 651 that flexible diversion pipe 414 can not be driven to extend or shrink, finally make the sprinkling of nozzle 430 Length immobilizes.

As in figs. 17-19, above-mentioned close mechanism 660 includes movable support 662, handle, and the bevel gear d is in Between can be along the axial movement of intermediate rotary shaft 4 641 by connector connection and bevel gear d between shaft 4 641, it is preferred that even Fitting is the external splines being set in intermediate rotary shaft 4 641, is set to the internal spline of bevel gear d, and the movable support 662 wraps Upper bracket, lower carriage are included, and upper bracket is structure as a whole with lower carriage, upper bracket is provided with and 4 641 phase of intermediate rotary shaft The sets of holes one matched, upper bracket are located at bevel gear d's by one pivot bush unit of sets of holes in 4 641 outside of intermediate rotary shaft and upper bracket Top, lower carriage are provided with the sets of holes two to match with intermediate rotary shaft 4 641, and lower carriage is by two pivot bush unit of sets of holes in centre 4 641 outside of shaft and lower carriage are located at the lower section of bevel gear d, and movable support 662 occurs along the axial direction of intermediate rotary shaft 4 641 During displacement, the synchronous movements of bevel gear b can be drawn, the handle includes rocking bar 661a, intermediate bar 661b, intermediate bar 661b One end and movable support 662 it is hinged and be hinged axial direction, the other end and rocking bar that shaft core line is parallel to intermediate rotary shaft 4 641 661a is fixedly connected, rocking bar 661a along intermediate rotary shaft 4 641 it is axially displaced when, intermediate bar 661b traction activity branch can be passed through Frame 662 is synchronized with the movement.

As shown in Figure 17,19, above-mentioned close mechanism 660 further includes the shell 663 in cube structure, the cone tooth The power input shaft end for taking turns c, bevel gear d, the power output shaft end of intermediate rotary shaft three and intermediate rotary shaft 4 641 is respectively positioned on shell In 663, limiting guiding groove is provided on shell 663, the intermediate bar 661b is located in limiting guiding groove, the rocking bar 661a is located at outside shell 663, and the limiting guiding groove is divided into three parts and respectively one 663a of limiting slot, guiding groove two 663b, two 663c of limiting slot, one end and one 663a of limiting slot of two 663b of guiding groove are connected, the other end and two 663c of limiting slot connect Logical, two 663b of guiding groove works as intermediate bar for guiding intermediate bar 661b into two 663c of one 663a of limiting slot or limiting slot When 661b is located in two 663c of limiting slot, bevel gear c and bevel gear d is in meshing state, when intermediate bar 661b is located at limiting slot When in one 663a, bevel gear c and bevel gear d is in and is disengaged from state.

More specifically, one 663a of limiting slot and two 663c of limiting slot are horizontally disposed with and limiting slot one 663a In the top of two 663c of limiting slot, two 663b of guiding groove is vertically arranged, one 663a of limiting slot, two 663b of guiding groove, limit Position two 663c of slot forms zigzag configuration；The stateful switchover process of bevel gear c and bevel gear d, is embodied in：Mobile rocking bar 661a And intermediate bar 661b is made to be guided by two 663b of guiding groove into two 663c of limiting slot, during this, bevel gear d is done close to bevel gear The movement of c, until bevel gear d is engaged with bevel gear c, rack 2 651 can drive flexible diversion pipe 414 to extend or shrink, and work as spray First 430 in when most preferably spraying length, and mobile rocking bar 661a simultaneously makes intermediate bar 661b be guided by two 663b of guiding groove to limiting slot In one 663a, during this, bevel gear d does the movement far from bevel gear c, until bevel gear d and bevel gear c is disengaged from, tooth Item 2 651 can not drive flexible diversion pipe 414 to extend or shrink, so as to which the sprinkling length for making nozzle 430 immobilizes.

When spray appliance works, closure switch 415 are opened, while moving body 100 rotates axle 120,120 turns of axle Movable property gives birth to rotary force, which is transferred to by helical gear transmission mechanism transmits shaft 210 and rotate transmission shaft 210, Transmission shaft 210, which rotates and passes through linkage part 300, drives push rod 424 to move, and the movement of push rod 424 makes in the appearance liquid of the pump housing 421 Cavity volume changes, and is embodied in：Push rod 424 drives sealing-plug 425 to do the fortune far from connection mouth 423 in the pump housing 421 It is dynamic, hold the volume increase of liquid inner cavity at this time, the intrinsic liquid of water pot is flowed by three-way pipe, the first diversion pipe 411, interface 422 Enter in the pump housing 421, push rod 424 drives sealing-plug 425 to do the movement close to connection mouth 423 in the pump housing 421, holds liquid inner cavity at this time Volume reduce, since the junction of interface 422 and liquid guide flow system is provided with check valve, fluid can not flow back, and cause to hold The pressure increase of liquid inner cavity, so as to hold the discharge of the liquid of intracavitary in liquid, the liquid of intracavitary passes through connection mouth 423, the in appearance liquid Two diversion pipes 412, stream guiding tube 413, flexible diversion pipe 414 are flowed into nozzle 430, and liquid is sprayed outward by nozzle 430, by In being provided with the irreversible control for controlling liquid from the pump housing 421 to 430 one-way flow of nozzle on the second diversion pipe 412, Backflow phenomenon will not occur for liquid.

While linkage part 300 drives the movement of push rod 424, spraying range regulating device brings into operation, spraying range tune Regulating device operational process is divided into height adjustment, horizontal length adjusts process.

Height adjustment is embodied in：While linkage part 300 drives the movement of push rod 424, linkage part 300 Also one 510 synchronous movement of traction link, turning knob simultaneously rotate locking housing 553, and connecting rod 551 is by guiding groove one 553b is guided into triggering slot 553c, during this, connecting rod 551 drive pushing plate 521 do close to connecting rod 1 movement simultaneously And the promote-side of connecting rod 1 is between adjacent two guide post 522, while connecting rod 551 drives check lock lever 552 to do far from lock The movement of tieholen 541 and check lock lever 552 are detached from locking hole 541, and triggering retaining mechanism 550 is in triggering state, at this point, connecting rod One 510, which move through the traction of guide post 315 pushing plate 521, is synchronized with the movement, and pushing plate 521 pushes bottom plate 531 to synchronize fortune It is dynamic, so as to change the height of nozzle 430, when nozzle 430 is in best spraying altitude, rotates backward knob and make locking housing 553 rotate backward, and connecting rod 551 is guided by one 553b of guiding groove into locking slot 553a, and during this, connecting rod 551 drives Pushing plate 521 does the movement far from connecting rod 1 and the promote-side of connecting rod 1 is disengaged with guide post 522, connects simultaneously The drive check lock lever 552 of extension bar 551 does the movement close to locking hole 541 and check lock lever 552 is located in locking hole 541, triggering lock Tight mechanism 550 be in locking state, and 430 height of nozzle is not changing and is being in best spraying altitude.

Horizontal length adjusts process, is embodied in：During 300 one 510 synchronous movement of traction link of linkage part, even The dynamic also 2 610 synchronous movement of traction link of component 300, mobile rocking bar 661a simultaneously make intermediate bar 661b by two 663b of guiding groove Guiding is in two 663c of limiting slot, and during this, bevel gear d does the movement close to bevel gear c, until bevel gear d and bevel gear c Engagement, at this point, the power that the movement of connecting rod 2 610 generates passes through rack and pinion drive mechanism 1, bevel gear transmission one 630th, bevel gear transmission 2 640, rack and pinion drive mechanism 2 650 are transferred to flexible diversion pipe 414, and stretch diversion pipe 414 elongation or contractions under power effect, so as to which the horizontal sprinkling length for making nozzle 430 changes, when nozzle 430 is in most During good horizontal sprinkling length, mobile rocking bar 661a simultaneously makes intermediate bar 661b be guided by two 663b of guiding groove to one 663a of limiting slot In, during this, bevel gear d does the movement far from bevel gear c, until bevel gear d and bevel gear c is disengaged from, flexible water conservancy diversion Pipe 414 can not receive the power of connecting rod 2 610, and the length of nozzle 430 is not changing and spraying length in best.

To the method that crops or fruit tree seedling carry out agrochemical protective medicine liquid spray, step is：

（One）Liquid sprays process；

S1：Opening closure switch 415 makes the liquid in water pot ontology flow into liquid sprayer 400, while moving body 100 Rotate axle 120, axle 120 rotation generate rotary force, the liquid sprayer 400 include liquid guide flow system 410, Water pump mechanism 420, nozzle 430, the water pump mechanism 420 include the pump housing 421, sealing-plug 425, push rod 424, and the pump housing 421 is The cylindrical barrel body structure of both ends open, an opening of the pump housing 421 are provided with the connection mouth 423 connected with its inner cavity, the pump housing 421 Periphery be provided with the interface 422 connected with its inner cavity, sealing-plug 425 is set in the inner cavity of the pump housing 421 and the two structure It is slidably matched into sealed, one end of push rod 424 is connect with sealing-plug 425, the other end and power transmission connect, described Region between sealing-plug 425,421 inner cavity of the pump housing, connection mouth 423, which is formed, holds liquid inner cavity, and the liquid guide flow system 410 is wrapped Include the first diversion pipe 411, the second diversion pipe 412, stream guiding tube 413, flexible diversion pipe 414, one end of the first diversion pipe 411 with The connection of interface 422 that the outlet end mouth of three-way pipe connects connection, the other end and the pump housing 421 is connected, one end of the second diversion pipe 412 One end connection that connection, the other end and stream guiding tube 413 are connect with the connection mouth 423 of the pump housing 421 is connected, stream guiding tube 413 The other end connect connection with flexible diversion pipe 414, and the nozzle 430 connect connection with flexible diversion pipe 414, and described first The closure switch 415 for the first diversion pipe 411 to be controlled to switch in on-state and closed state are provided on diversion pipe 411, The unidirectionally controlled machine for controlling liquid from the pump housing 421 to 430 one-way flow of nozzle is provided on second diversion pipe 412 The junction of structure, first diversion pipe 411 and interface 422 is provided with to control liquid single into the pump housing from water pot ontology Check valve and check valve to flowing is consistent with the structure of irreversible control, and the power transmission receives axle The rotary force of 120 rotation generations is simultaneously passed to push rod 424, and push rod 424 acts on lower band dynamic sealing plug 425 along the pump housing in power The extending direction of 421 inner cavities slides, when push rod 424 drives sealing-plug 425 to do the movement far from connection mouth 423 in the pump housing 421 When, hold the volume increase of liquid inner cavity, the intrinsic liquid of water pot flows into pump by three-way pipe, the first diversion pipe 411, interface 422 In body 421, when push rod 424 drives sealing-plug 425 to be done in the pump housing 421 close to the movement of connection mouth 423, hold the body of liquid inner cavity Product reduces, and since the junction of interface 422 and liquid guide flow system is provided with check valve, fluid can not flow back, and causes to hold in liquid The pressure increase of chamber, so as to hold the discharge of the liquid of intracavitary in liquid, the liquid for holding intracavitary in liquid is led by connection mouth 423, second Flow tube 412, stream guiding tube 413, flexible diversion pipe 414 are flowed into nozzle 430, and liquid is sprayed outward by nozzle 430；

（Two）Spraying range adjusts process；

S2：The power transmission can also transmit rotary force to spraying range regulating device, and the spraying range is adjusted Device includes height adjustment device 500, and the height adjustment device 500 includes connecting rod 1, pushing mechanism 520, slides structure Part 530, main running rail 540, triggering retaining mechanism 550, one end of the connecting rod 1 are connect with power transmission, power Transfer device receives the rotary force that the rotation of axle 120 generates and is passed to connecting rod 1, and connecting rod 1 is acted in power The lower guide direction along main running rail 540 moves up and down, and the flexible diversion pipe 414 is installed on sliding component 530, the cunning Dynamic component 530 is contacted with pushing mechanism 520 and sliding component 530 matches with main running rail 540, rotation triggering retaining mechanism 550 are at triggering state, at this point, the other end of connecting rod 1 is contacted with pushing mechanism 520, the movement of connecting rod 1 can be led Draw 520 synchronous movement of pushing mechanism, the movement of pushing mechanism 520 can draw 530 synchronous movement of sliding component, slide structure The movement of part 530 can draw flexible 414 synchronous movement of diversion pipe, so as to change the height of nozzle 430, when nozzle 430 is in During best spraying altitude, rotation triggering retaining mechanism 550 is at locking state, at this point, connecting rod 1 and pushing mechanism 520 disengage, and trigger retaining mechanism 550 and carry out locking limitation to pushing mechanism 520, and then make the height of nozzle 430 It immobilizes, nozzle 430 is in best spraying altitude；

S3：The spraying range regulating device further includes length adjustment device 600, and the length adjustment device 600 includes Connecting rod 2 610, rack and pinion drive mechanism 1, bevel gear transmission 1, bevel gear transmission 2 640, gear Rack gear 2 650, close mechanism 660, one end of the connecting rod 2 610 is connect with power transmission, the other end It is connect with rack and pinion drive mechanism 1, power transmission receives the rotary force that the rotation of axle 120 generates and transmitted To connecting rod 2 650, connecting rod 2 610 is axially moved under power effect along axle 120, the flexible diversion pipe 414 and gear Rack gear 2 650 connects, and opens close mechanism 660, makes bevel gear c and cone tooth in bevel gear transmission 2 640 Wheel d is in meshing state, at this point, the power that the movement of connecting rod 2 610 generates passes through rack and pinion drive mechanism 1, bevel gear Transmission mechanism 1, bevel gear transmission 2 640, rack and pinion drive mechanism 2 650 are transferred to flexible diversion pipe 414, stretch Contracting diversion pipe 414 elongation or contraction under power effect so as to which the horizontal sprinkling length for making nozzle 430 changes, work as nozzle 430 in optimum level sprinkling length when, close close mechanism 660, make bevel gear c in bevel gear transmission 2 640 with Bevel gear d is disengaged from, at this point, flexible diversion pipe 414 can not receive the power of connecting rod 2 610, the length of nozzle 430 is not being sent out Changing and in best sprinkling length.

Specific case is applied in the present invention to be expounded the principle of the present invention and embodiment, above example

Illustrate to be merely used to help understand method and its core concept of the invention；Meanwhile for the general technology people of this field Member, thought according to the present invention, in specific embodiments and applications there will be changes.In conclusion this explanation Book content should not be construed as limiting the invention.

Claims (4)

1. the method that pair crops or fruit tree seedling carry out agrochemical protective medicine liquid spray, step are：

（One）Liquid sprays process；

S1：Opening closure switch makes the liquid in water pot ontology flow into liquid sprayer, while moving body turns axle Dynamic, axle rotation generates rotary force, and the liquid sprayer includes liquid guide flow system, water pump mechanism, nozzle, described Water pump mechanism includes the pump housing, sealing-plug, push rod, and the pump housing is the cylindrical barrel body structure of both ends open, and an opening of the pump housing is set There is the connection mouth connected with its inner cavity, the periphery of the pump housing is provided with the interface connected with its inner cavity, and sealing-plug is set to the pump housing Inner cavity in and the two form it is sealed be slidably matched, one end of push rod connect with sealing-plug, the transmission of the other end and power fills Connection is put, the region between the sealing-plug, pump housing inner cavity, connection mouth, which is formed, holds liquid inner cavity, the liquid guide flow system Including the first diversion pipe, the second diversion pipe, stream guiding tube, flexible diversion pipe, one end of the first diversion pipe and three-way pipe go out liquid The interface connection of port connection connection, the other end and the pump housing is connected, and one end of the second diversion pipe and the connection mouth of the pump housing connect The connection of one end of the logical, other end and stream guiding tube is connected, and the other end of stream guiding tube connect connection with flexible diversion pipe, described Nozzle connect connection with flexible diversion pipe, is provided with to control the first diversion pipe in on-state on first diversion pipe With the closure switch of closed state switching, it is provided with to control liquid unidirectional from the pump housing to nozzle on second diversion pipe The junction of the irreversible control of flowing, first diversion pipe and interface is provided with to control liquid by water pot ontology The check valve of one-way flow and the check valve power transmission consistent, described with the structure of irreversible control into the pump housing It receives the rotary force that axle rotation generates and is passed to push rod, push rod acts on lower band dynamic sealing plug along pump housing inner cavity in power Extending direction slide, when push rod drives sealing-plug to do the movement far from connection mouth in the pump housing, the volume for holding liquid inner cavity increases Greatly, the intrinsic liquid of water pot is flowed by three-way pipe, the first diversion pipe, interface in the pump housing, when push rod drives sealing-plug pumping When done in vivo close to the movement of connection mouth, the volume for holding liquid inner cavity reduces, since interface and the junction of liquid guide flow system are set Check valve is equipped with, fluid can not flow back, and lead to the pressure increase for holding liquid inner cavity, so as to hold the discharge of the liquid of intracavitary in liquid, hold The liquid of intracavitary is flowed by connection mouth, the second diversion pipe, stream guiding tube, flexible diversion pipe in nozzle in liquid, and liquid passes through spray Head sprinkling outward；

（Two）Spraying range adjusts process；

S2：The power transmission can also transmit rotary force to spraying range regulating device, and the spraying range is adjusted Device includes height adjustment device, and the height adjustment device includes connecting rod one, pushing mechanism, sliding component, main running rail, touches Retaining mechanism is sent out, one end of the connecting rod one is connect with power transmission, and power transmission receives axle rotation and generates Rotary force and be passed to connecting rod one, connecting rod one power effect under along main running rail guide direction move up and down, it is described Flexible diversion pipe be installed on sliding component, the sliding component is contacted with pushing mechanism and sliding component and main running rail phase Matching, rotation triggering retaining mechanism is at triggering state, at this point, the other end of connecting rod one is contacted with pushing mechanism, connecting rod One movement can draw the synchronous movement of pushing mechanism, and pushing mechanism movement can draw the synchronous movement of sliding component, slide Component movement can draw the synchronous movement of flexible diversion pipe, so as to change the height of nozzle, when nozzle is in best sprinkling height When spending, rotation triggering retaining mechanism is at locking state, at this point, connecting rod one is disengaged with pushing mechanism, and triggers Retaining mechanism carries out locking limitation to pushing mechanism, and then the height of nozzle is made to immobilize, and nozzle is in best spraying altitude；

S3：The spraying range regulating device further includes length adjustment device, the length adjustment device include connecting rod two, Rack and pinion drive mechanism one, bevel gear transmission two, rack and pinion drive mechanism two, is closed bevel gear transmission one Mechanism, one end of the connecting rod two is connect with power transmission, the other end and rack and pinion drive mechanism one connect, power Transfer device receives the rotary force that axle rotation generates and is passed to connecting rod two, and connecting rod two is under power effect along axle axis To movement, the flexible diversion pipe is connect with rack and pinion drive mechanism two, is opened close mechanism, is made bevel gear transmission Bevel gear c and bevel gear d in two is in meshing state, at this point, the power that the movement of connecting rod two generates passes through rack pinion Mechanism one, bevel gear transmission one, bevel gear transmission two, rack and pinion drive mechanism two are transferred to flexible diversion pipe, Flexible diversion pipe elongation or contraction under power effect, so as to which the horizontal sprinkling length for making nozzle changes, when nozzle is in When optimum level sprays length, close mechanism is closed, the bevel gear c and bevel gear d in bevel gear transmission two is detached from and nibbles It closes, at this point, flexible diversion pipe can not receive the power of connecting rod two, the length of nozzle is not changing and sprayed in best Length.

2. the side according to claim 1 that crops or fruit tree seedling are carried out with agrochemical protective medicine liquid spray Method, which is characterized in that above-mentioned sliding component includes bottom plate, upper mounted plate, and the flexible diversion pipe is installed on lower solid Between fixed board and upper mounted plate, the bottom plate is contacted with pushing mechanism；

Above-mentioned pushing mechanism includes pushing plate, and pushing plate is towards being provided with several along pushing plate height side on the face of connecting rod one It is connect to one end in the guide post being evenly spaced on, the connecting rod one with power transmission, the other end is promote-side And between adjacent two guide post, connecting rod one move and push guide post along main running rail guide direction move up and down when, Pushing plate can be drawn to be synchronized with the movement；

Sliding part is provided between the pushing plate and bottom plate, the sliding part is the triggering being set in pushing plate Sliding rail, be set on bottom plate and with the triggering sliding block that matches of triggering sliding rail, trigger the channeling direction of sliding rail perpendicular to The guide direction of main running rail, pushing plate can by trigger sliding block and trigger sliding rail cooperation along triggering sliding rail channeling direction do it is close Or the movement far from connecting rod one；

Above-mentioned triggering retaining mechanism includes locking member, locking housing, and locking member is set in locking housing, the lock Tight component includes that connecting rod, check lock lever, several are set on main running rail and along main running rail guide direction in uniform intervals point The locking hole of cloth, connecting rod is for connecting check lock lever and pushing plate, and check lock lever matches with locking hole and check lock lever is with locking Hole is located parallel on the same straight line of main running rail guide direction, and the locking housing is one end open, the other end is closed Cylindrical barrel body structure locks the knob for being equipped on housing and it being driven to rotate, locks and be provided through on the periphery of housing The sliding slot of its wall thickness, the connecting rod are located in sliding slot and can be slided along the channeling direction of sliding slot, and sliding slot can be divided into three parts And respectively locking slot, guiding groove one, triggering slot, one end and the locking slot of guiding groove one are connected, the other end connects with triggering slot It is logical, and be arranged at an angle between guiding groove one and locking slot and between guiding groove one and triggering slot, guiding groove one is used for will Connecting rod is guided into locking slot or triggering slot, and when connecting rod is located in locking slot, triggering retaining mechanism is in locking state, even When extension bar is located in triggering slot, triggering retaining mechanism is in triggering state.

3. the side according to claim 1 that crops or fruit tree seedling are carried out with agrochemical protective medicine liquid spray Method, which is characterized in that above-mentioned rack and pinion drive mechanism one includes rack one, gear one, intermediate rotary shaft one, supporting rack, in Between shaft one is horizontally disposed and the axial direction for being axially perpendicular to axle of intermediate rotary shaft one, the extending direction of rack one are parallel to vehicle The axial direction of axis, supporting rack are fixedly installed in vehicle frame, and rack one is movably installed between supporting rack and rack one and supporting rack and sets Be equipped with slide unit one, the slide unit one be the sliding block one being set on rack one, be set on supporting rack and with The sliding rail one that sliding block one matches, the channeling direction of sliding rail one are parallel to the axial direction of axle, and rack one can be by sliding block one with sliding Rail one coordinates the channeling direction along sliding rail one to move, and gear one is socketed on outside the power input shaft end of intermediate rotary shaft one and and tooth Item one engages, and the connecting rod two is fixedly connected with rack one, connecting rod two move when can traction rack one be synchronized with the movement, and make tooth One rotation of wheel, the rotation of gear one drive intermediate rotary shaft one to rotate；

Above-mentioned bevel gear transmission one includes bevel gear a, bevel gear b, intermediate rotary shaft two, and the axial direction of intermediate rotary shaft two is parallel In the axial direction of axle, bevel gear a is socketed on outside the power output shaft end of intermediate rotary shaft one, and bevel gear b is socketed on intermediate rotary shaft It is engaged outside two power input shaft end and with bevel gear a, during intermediate rotary shaft one rotates and passes through bevel gear a, bevel gear b makes Between shaft two rotate；

Above-mentioned bevel gear transmission two includes bevel gear c, bevel gear d, intermediate rotary shaft three, intermediate rotary shaft four, intermediate rotary shaft Four guide direction for being axially parallel to main running rail, intermediate rotary shaft three is coaxially arranged with intermediate rotary shaft two and sets between the two There is shaft coupling one, the power output shaft end of intermediate rotary shaft two is connect with the power input shaft end of shaft coupling one, and shaft coupling one moves Power output shaft end is connect with the power input shaft end of intermediate rotary shaft three, and intermediate rotary shaft two, which rotates and passes through shaft coupling one, makes intermediate turn Axis three rotates, and bevel gear c is socketed on outside the power output shaft end of intermediate rotary shaft three, and bevel gear d is socketed on intermediate rotary shaft four It is engaged outside power input shaft end and with bevel gear c, intermediate rotary shaft three rotates and passes through bevel gear c, bevel gear d makes intermediate turn Axis four rotates；

Above-mentioned rack and pinion drive mechanism two includes rack two, gear two, intermediate rotary shaft five, intermediate rotary shaft five and intermediate rotary shaft Four is coaxially arranged and be provided with shaft coupling two between the two, the power output shaft end of intermediate rotary shaft four and the power of shaft coupling two Input shaft end connects, and the power output shaft end of shaft coupling two is connect with the power input shaft end of intermediate rotary shaft five, intermediate rotary shaft four It rotates and passing through shaft coupling two rotates intermediate rotary shaft five, rack two is set between upper mounted plate and bottom plate and rack Two extending direction is parallel to the extending direction of rack one, and slide unit two is provided between rack two and bottom plate, described Slide unit two be the sliding block two being set on rack two, be set on bottom plate and with the matched sliding rail of sliding block two-phase Two, the channeling direction of sliding rail two is parallel to the channeling direction of sliding rail one, and rack two can be coordinated by sliding block two and sliding rail two along cunning The channeling direction movement of rail two, the power output end of rack two are fixedly connected with flexible diversion pipe, and gear two is socketed on centre Outside the power output shaft end of shaft five and gear two is engaged with rack two, and intermediate rotary shaft five rotates and passes through gear two, tooth Item two makes flexible diversion pipe elongation or shrinks；

It is connected between the bevel gear d and intermediate rotary shaft four by connector and bevel gear d can be along the axis of intermediate rotary shaft four To movement, the connector is the external splines being set in intermediate rotary shaft four, is set to the internal spline of bevel gear d；

Above-mentioned close mechanism includes movable support, handle, and the movable support includes upper bracket, lower carriage, and upper branch Frame is structure as a whole with lower carriage, and upper bracket is provided with the sets of holes one to match with intermediate rotary shaft four, and upper bracket passes through sets of holes one Pivot bush unit is located at the top of bevel gear d in four outside of intermediate rotary shaft and upper bracket, and lower carriage is provided with and intermediate rotary shaft four The sets of holes two to match, lower carriage are located at bevel gear d by two pivot bush unit of sets of holes in four outside of intermediate rotary shaft and lower carriage Lower section, movable support along intermediate rotary shaft four it is axially displaced when, the synchronous movements of bevel gear b can be drawn, it is described Handle includes rocking bar, intermediate bar, and one end of intermediate bar, which is hinged with movable support and is hinged shaft core line, is parallel to intermediate rotary shaft four Axial direction, the other end be fixedly connected with the rockers, rocking bar along intermediate rotary shaft four it is axially displaced when, can be drawn by intermediate bar Movable support is synchronized with the movement；

The close mechanism further includes the shell in cube structure, the bevel gear c, bevel gear d, intermediate rotary shaft three The power input shaft end of power output shaft end and intermediate rotary shaft four is respectively positioned in shell, and limiting guiding groove is provided on shell, The intermediate bar is located in limiting guiding groove, and the rocking bar is located at outside shell, and the limiting guiding groove is divided into three parts And respectively limiting slot one, guiding groove two, limiting slot two, limiting slot one is horizontally disposed with limiting slot two and limiting slot one In the top of limiting slot two, guiding groove two is vertically arranged and one end of guiding groove two and limiting slot one are connected, the other end and limit Position slot two is connected, and limiting slot one, guiding groove two, limiting slot two form zigzag configuration, and guiding groove two is used to guide intermediate bar to limit In position slot one or limiting slot two, when intermediate bar is located in limiting slot two, bevel gear c and bevel gear d is in meshing state, intermediate bar When in limiting slot one, bevel gear c and bevel gear d is in and is disengaged from state.

4. the side according to claim 1 that crops or fruit tree seedling are carried out with agrochemical protective medicine liquid spray Method, which is characterized in that above-mentioned power transmission includes power transfer mechanism, linkage part, and the linkage part includes Linkage part one, linkage part two, linkage part one are connect with power transfer mechanism, and linkage part two connects with linkage part one It connects, the connecting rod one is connect with linkage part one, and connecting rod two is connect with linkage part two, and the power that axle rotation generates passes through Power transfer mechanism is transferred to linkage part one, and is transferred to connecting rod one by linkage part one, and simultaneous linkage component one is also to even Dynamic two passing power of component is simultaneously transferred to connecting rod two by linkage part two；

The power transfer mechanism includes transmitting shaft, gear drive, and transmission shaft is horizontally disposed and transmits shaft The axial direction for being axially perpendicular to axle, the gear drive is spiral gear drive mechanism, and spiral gear drive mechanism includes Active oblique gear, driven helical gear, active oblique gear are socketed on the outside of axle, and driven helical gear, which is socketed on, transmits the outer of shaft Portion and active oblique gear is engaged with driven helical gear；

The linkage part one includes turntable one, connecting plate one, couple axle one, interlocks housing one, the gearing housing one For cube structure, housing one is interlocked towards axis hole one is provided at the center for the end face for transmitting shaft, the axial direction of axis hole one is put down Row in the axial direction for transmitting shaft, the couple axle one and axis hole one match and couple axle one can around own axis, The turntable one, which is fixedly connected on, transmits shaft and the two coaxial line arrangement, transmits shaft rotation and turntable one is driven to rotate, One end of the connecting plate one and turntable one be hinged and hinged place deviates the center of circle of turntable one and is hinged shaft core line and is parallel to The axial direction of shaft is transmitted, the other end of connecting plate one is hinged with the power reception end of couple axle one and is hinged shaft core line and is parallel to The axial direction of shaft is transmitted, the rotation of turntable one drives connecting plate one to deflect and move couple axle one；

The linkage part one further includes support plate, lead, and support plate is fixedly installed in vehicle frame and support plate is located at company The lower section of dynamic housing one, lead are fixedly installed in the channeling direction of support plate and lead perpendicular to ground, the company The guide hole to match with lead is additionally provided on dynamic housing one, gearing housing one is installed on lead cooperation by guide hole and led On column, the deflection of connecting plate one drives couple axle one to move, and the movement of couple axle one can be divided into along above and below the channeling direction of lead It slides, around own axis, the channeling direction of couple axle one along lead, which slides up and down to drive, interlocks housing one along guiding The channeling direction of column slides up and down；

The connecting rod one is fixedly connected with interlocking housing one, when gearing housing one is slided up and down along the channeling direction of lead, It can one synchronous movement of traction link；

The linkage part two includes connecting plate two, couple axle two, interlocks housing two, and the gearing housing two is cube Structure, interlock housing two towards interlock housing one end face center at be provided with axis hole two, axis hole two is axially parallel to biography The axial direction of shaft is passed, the couple axle two matches with axis hole two and couple axle two can be described around own axis One end of connecting plate two and the power drive end of couple axle one, which are hinged and are hinged shaft core line, is parallel to the axial, another of transmission shaft One end and the power reception end of couple axle two, which are hinged and are hinged shaft core line, is parallel to the axial direction for transmitting shaft, and couple axle one moves Connecting plate two is driven to deflect and move couple axle two, the movement of couple axle two, which can be divided into along axle, to be axially moved, around own axes Rotation, couple axle two can drive gearing housing two to be synchronized with the movement along axle axial movement；

The connecting rod two with interlock housing two be fixedly connected, interlock housing two along axle be axially moved when, can traction link two Synchronous movement；

One end of the push rod is connect with sealing-plug, the other end is connect with interlocking housing two, interlocks housing two along axle axial direction During movement, the synchronous movement of push rod can be drawn, pushrod movement simultaneously drives sealing-plug to be slided along the extending direction of pump housing inner cavity.