CN203435593U - Liquid medicine dispersing vehicle - Google Patents

Abstract

The utility model aims to provide a liquid medicine dispersing vehicle with high operability. The liquid medicine dispersing vehicle is characterized by being provided with a driving seat (7), a liquid medicine tank (8), a dispersing device (17), a pump (21), a liquid medicine flow tube (23), a gearbox body (38), a pressure adjusting valve (33), a pressure gauge (32), a pump on/off operating rod (44) and a residual liquid medicine tube (36), wherein the liquid medicine tank (8) is used for accommodating a liquid medicine; the dispersing device (17) is used for dispersing the liquid medicine; the pump (21) is used for supplying the liquid medicine in the liquid medicine tank to the side of the dispersing device; the liquid medicine flow tube (23) is used for guiding the liquid medicine which is supplied to the dispersing device from the pump; a transmission mechanism for transmitting power of a transmitter (4) is arranged in the gearbox body (38); the pressure adjusting valve (33) is used for adjusting the pressure of the supplied liquid medicine; the pressure gauge (32) is used for displaying the pressure of the liquid medicine; the pump on/off operating rod (44) is used for switching driving of the pump on/off; the residual liquid medicine tube (36) is used for returning the liquid medicine back to the liquid medicine tank (8) from the liquid medicine flow tube (23) via the pressure adjusting valve; a pressure adjusting component (33a) of the pressure adjusting valve, the pressure gauge and the pump on/off operating rod are arranged on one side of the driving seat (7).

Description

Liquid spreading vehicle

Technical field

The utility model relates to the liquid spreading vehicle to farmland spreading by liquid.

Background technology

In patent documentation 1, record and take as follows self-propelled sprayer unit: the center of rotation that clips steering wheel is provided with gear lever in a side of left and right directions, at opposite side, be provided with the console switch of the actuator that makes injection spray pipe lifting and make the console switch of the actuator that side spray pipe rotates.

Patent documentation 1: TOHKEMY 2002-238377

Utility model content

Problem of the present utility model is for providing operability good liquid spreading vehicle.

The utility model adopts following technological means in order to solve this technical task.

Being characterized as of the utility model of recording in scheme 1, is provided with: driver's seat; Take in the spray tank of liquid; The dispensing device of spreading liquid; The pump of the liquid in supply of chemical case; Liquid by from the liquid of being supplied with by pump to the guiding of dispensing device side passes through to manage; Be built-in with the gearbox body of transmission mechanism of the power of transmission transmitter; Adjust the pressure-regulating valve of the pressure of the liquid of supplying with; The piezometer that shows the pressure of liquid; The pump make-break operation bar that drives into row make-break operation to pump; And by pipe, via pressure-regulating valve, make liquid return to the pipe for residue liquid of spray tank from described liquid, in a side of driver's seat, be provided with pressure adjustment component, piezometer and the pump make-break operation bar of pressure-regulating valve.

Being characterized as of the utility model of recording in scheme 2, in the utility model of recording, at the opposite side of driver's seat, possesses the action bars that the speed change of travelling is used in scheme 1.

Effect of the present utility model is as follows.

Utility model according to recording in scheme 1, is seated at the supply of operator's easy operating liquid of driver's seat.And the operation of liquid spreading is carried out on the pressure state limit that operator can limit visuognosis liquid.

According to the utility model of recording in scheme 2, the operator's easy operating that is seated at driver's seat travel gear lever and pressure adjustment component, piezometer, pump make-break operation bar.

Accompanying drawing explanation

Fig. 1 is the front view of liquid spreading vehicle.

Fig. 2 is the end view of liquid spreading vehicle.

Fig. 3 is the rearview of liquid spreading vehicle.

Fig. 4 is the vertical view of liquid spreading vehicle.

Fig. 5 means the figure of the drive mechanism that pump drives.

Fig. 6 means the figure of liquid spreading pipe arrangement.

Fig. 7 mean from top view to the figure of liquid spreading operation.

Fig. 8 means the figure of gearbox body inside.

Fig. 9 is the enlarged drawing of the periphery of the lifting linking member observed from the side.

Figure 10 overlooks the enlarged drawing that the liquid of observing is supplied with the periphery of operating portion.

Figure 11 is the figure describing overlooking the spinning movement at balk observed.

In figure:

3-running vehicle body, 4-engine, 6-steering wheel, 7-driver's seat, 8-spray tank, 9-base plate, 13-direction switch, 15-lift cylinders, 16-lifting linking member, 17-dispensing device (cantilever), cantilever in 17a-, the left cantilever of 17b-, the right cantilever of 17c-, 19-liquid is supplied with operating portion, the 20-action bars (main shift lever 20b and secondary gear lever 20a) that speed change is used that travels, 21-pump, 22-the first liquid is by pipe, 23-the second liquid is by pipe, 32-piezometer, 33-pressure-regulating valve, 33a-pressure adjustment component, 34-recurrent canal, 35-stirs with pipe, 38-gearbox body, 39-main transformer speed, the secondary speed change of 40-, 41-break-make gear, 44-pump make-break operation bar, handover operation parts (recurrent canal transfer valve) for 50-recurrent canal, 51-stirring pipe valve, the left cantilever action bars of 57-, the right cantilever action bars of 58-.

Embodiment

Liquid spreading vehicle for embodiment of the present utility model describes below.In present embodiment, the direct of travel side of vehicle is called to front side.

The hood 5 of built-in motor 4 is set in the front side that possesses the front-wheel 1 of pair of right and left and the running vehicle body 3 of trailing wheel 2.At the rear of hood 5, steering wheel 6 is set, at the rear of steering wheel 6, driver's seat 7 is set.Rear at driver's seat 7 arranges the spray tank 8 of taking in liquid.Below steering wheel 6, be provided with base plate 9, in the left and right of base plate 9, a side is provided with the pedal 10 for operator's boarding.In the inner side of pedal 10, be provided with fuel tank 67, fuel tank 67 is arranged on the below of left and right one side of base plate 9.In a side of hood 5, expose and be provided with battery 73.At the rear of spray tank 8, stand 75 is set, on stand 75, is mounted with for taking in the plastic containers 76 of the water that operator washes one's hands.

In the place ahead of steering wheel 6, be provided with guidance panel 11, be provided with and speedometer 12, lift cylinders 15 stretched and make direction switch 13, the engine start switch 14 of lifting linking member 16 liftings.

In the front side of hood 5, be provided with by the lifting linking member 16 of hydraulic pressure or electronic lift cylinders 15 liftings, the dispensing device that spreading liquid is installed in the front portion of lifting linking member 16 is cantilever 17.When possessing the cantilever 17a of the front side that is arranged in running vehicle body 3 and spreading, cantilever 17 at left cantilever 17b and the right cantilever 17c of the expansion of the left and right sides of running vehicle body 3, on middle cantilever 17a, right cantilever 17c, left cantilever 17b, is separately installed with a plurality of nozzles 18 of spray liquid.Right cantilever 17c and the left cantilever 17b posture that tilts after the left and right sides of running vehicle body 3 becomes while travelling when non-spreading is that front boom receiving portion 52 and back boom receiving portion 54 are born and the posture of taking in by cantilever receiving portion.

In the left and right of driver's seat 7 side, be provided with liquid and supply with operating portion 19, this liquid is supplied with operating portion 19 and is provided with for carrying out the liquid in spray tank 8 to supply with the various functional units of the operation of cantilever 17 use, is provided with the gear lever 20 of the use of travelling at the left and right of driver's seat 7 opposite side.In the gear lever 20 of the use of travelling of present embodiment, the secondary gear lever 20a of the main shift lever 20b of front side and rear side, in abutting connection with configuration, is the structure operating on fore-and-aft direction respectively.

In the left and right of steering wheel 6 side and supply with the place ahead of operating portion 19 at liquid, be arranged side by side action bars 57 and right action bars 58 for cantilever that right cantilever 17c is operated to reception position or spreading position for left cantilever that left cantilever 17b is operated to reception position or spreading position.Left cantilever is linked with operation steel wire rope 70 with left cantilever with action bars 57 and left cantilever 17b, right cantilever is connected with operation steel wire rope 71 with right cantilever with right cantilever 17c with action bars.

Then, liquid supply circuit is described.

Attract the pump 21 of the liquid in spray tank 8 to be communicated with by pipe 22 with the first liquid that is connected in the bottom of spray tank 8.At the first liquid, by managing 22 the filter 24 that the foreign matter of sneaking in removing liquid is set midway and switching, be that liquid supply pump 21 sides or the machine being discharged to outside machine are discharged outward with transfer valve 25.On pump 21, link the second liquid by pipe 23, be from the second liquid by manage 23 be branched off into pipe 26 for left cantilever, the structure of pipe 28 for pipe 27 for cantilever, right cantilever.For the left cantilever pipe 26, pipe 27 for middle cantilever, right cantilever with managing, left valve 29 for cantilever is set respectively on 28, valve 30 for middle cantilever, valve 31 for right cantilever, can operate respectively left cantilever 17b, middle cantilever 17a, right cantilever 17c supply of chemical or stop supply.And, arrange and measure and show that the second liquid is by the pressure-regulating valve 33 of the piezometer 32 of the liquid pressure in pipe 23 and adjustment liquid pressure.

The second liquid 23 is communicated with respectively recurrent canal 34 by managing, stir with pipe 35 and residue pipe 36 for liquid, and described recurrent canal 34 makes liquid return to spray tank 8 without pressure-regulating valve 33 ground; Described stirring with pipe 35 by making liquid return to the bottom of spray tank 8 in the operation of liquid spreading, thereby the liquid in spray tank 8 is applied to stirring action, make the concentration of liquid certain; Described residue liquid makes remaining liquid return to spray tank 8 with pipe 36 adjustment by pressure-regulating valve 33.

Recurrent canal 34 and the second liquid use transfer valve 50 to be communicated with by managing 23 by recurrent canal, stir with pipe the 35 and second liquid and by stirring, use pipe valve 51 to be communicated with by managing 23, residue liquid is communicated with by pressure-regulating valve 33 by managing 23 with pipe the 36 and second liquid.

Then, gearbox body 38 is described.

Upper side at the power shaft 42 extending along fore-and-aft direction arranges clutch 37, is by the operation of clutch pedal 56, to carry out the structure of break-make.Upper side from the power transmission of engine 4 to power shaft 42.Lower side at power shaft arranges main transformer speed 39 and the gear of secondary speed change 40 use and the break-make gear 41 of pump 21.And, connect power shaft 42 lower side gearbox body 38 and be projected into the belt wheel 43 for transmission of the part installation pump 21 outside gearbox body, by the input of pump 21, with belt wheel 48 and conveyer belt, carry out transmission.Via switching mechanism 46, by pump, use the break-make gear 41 of make-break operation bar 44 operating pumps 21.Gearbox body 38 be configured in driver's seat 7 front side base plate 9 left and right central portion below and in the side of fuel tank 67, pump 21 is located at the below of driver's seat 7.And, by pump is located to a side of driver's seat 7 with make-break operation bar 44, can make pump closely arrange with make-break operation bar 44 and the break-make gear 41 that is positioned at the lower side of power shaft 42, so can make simple in structure.

The axle 45 that travels carries out transmission from power shaft 42.47 is brake, by brake pedal 49 operations of base plate.

About liquid, supplying with operating portion 19 describes in detail.

The upper surface side of supplying with operating portion 19 at liquid is provided with transfer valve 50 recurrent canal for, pressure adjustment plate 33a, pump use make-break operation bar 44 and the piezometer 32 of valve 51, pressure-regulating valve 33 for stirring pipe.And the front surface side of supplying with operating portion 19 at liquid has been arranged side by side left valve 29, middle cantilever use valve 30 and valve 31 for right cantilever cantilever for.

Then, for the structure of cantilever receiving portion of bearing respectively the pair of right and left of left cantilever 17b and right cantilever 17c, describe.

Front boom receiving portion 52 is formed by installation shaft 52a, bending axis 52b and bearing object 52c, and described installation shaft 52a is arranged on the link supports parts 53 of supporting elevation connecting rod 16; Described bending axis 52b is formed by the axle that extends crooked shape from installation shaft 52a; Described bearing object 52c extends to form as pronged shape from bending axis 52b.Bearing object 52c is positioned at the top of front-wheel 1.

Back boom receiving portion 54 is formed by back boom installation shaft 54a, prolongation axial region 54b and bearing object 54c, and described back boom installation shaft 54a is in the relative position direction extension to the left and right of the upper rear portion with spray tank 8; Described prolongation axial region 54b extends in the outside, left and right from back boom installation shaft 54a to spray tank 8; Described bearing object 54c forms pronged shape at the leading section of the prolongation axial region 54b of left and right.And back boom installation shaft 54a is configured to by installing component 55 and can loads and unloads at the back side of spray tank 8.

According to the structure of this back boom receiving portion 54, can shorten the length of the prolongation axial region 54b of left and right, so the vibration in the time of can reducing to travel makes cantilever be difficult to breakage.

Then, the liquid spreading operation of being undertaken by liquid spreading vehicle is described.

Operator is seated on driver's seat 7, and operation engine start switch 14 starts the driving of engine 4.Stepping on clutch pedal 56 operational drive gear levers 20, travelling.Enter farmland, at action bars 57 and action bars 58 right cantilever for for the left cantilever of liquid spreading position operation, left cantilever 17b and right cantilever 17c are expanded to the left and right sides of running vehicle body 3, become spreading posture.And operation direction switch 13 makes cantilever 17 become the position corresponding to plant height.Then, stepping on clutch pedal 56 operating pumps make-break operation bars 44, if break-make gear 41 is operated to connection side, pump 21 starts to drive, and liquid carries out spreading from the nozzle 18 of cantilever 17.In farmland, while the spreading liquid that travels, operator is visuognosis speedometer 12 and piezometer 32 on one side, on one side with the pressure corresponding to the speed of a motor vehicle, carry out spreading mode drive, thereby to the uniform liquid of unit are spreading.

At spreading liquid, drive to the balk in farmland and when balk rotates, the valve (valve 31 for right cantilever in Figure 11) of the cantilever in rotation outside operated to stopping supply side.That is, on one side rotate left cantilever 17b and middle cantilever 17a one side spreading liquid of inner side, rotate, thereby prevent the not region of spreading, can farmland integral body not omitted to ground spreading liquid.And the right cantilever 17c in rotation outside stops liquid spreading, thereby can prevent that liquid is dispensed onto balk.Also can make when rotated the cantilever in rotation outside rise to the operation of non-spreading posture, thereby prevent cantilever and balk butt.

Then, transfer valve 50 for recurrent canal is described, stirs with pipe valve 51 effect separately.

Recurrent canal seals recurrent canal 34 sides when the spreading liquid with transfer valve 50.And, when temporarily stopping liquid spreading, carry out handover operation and make recurrent canal 34 sides for opening, thereby will by managing the liquid passing through in 23, not supply with cantilever 17 sides and return to spray tank 8 from recurrent canal 34 at the first liquid.That is, under the state of driving that continues pump 21, when temporarily stopping the spreading of liquid, use.The driving that also can stop pump 21 by pump make-break operation bar 44 stops the spreading of liquid, but because pump make-break operation bar 44 need to stepped on clutch pedal 56 and operating, so trivial operations, and the manipulate of travelling can only stopped, on the other hand, because recurrent canal can operate by the operation of valve with transfer valve 50, therefore simple to operate, and there is under steam also operable advantage.

Stirring and with pipe valve 51, under spreading liquid state, making stirring is open mode by pipe 35 sides.That is,, when liquid being supplied with to cantilever 17 sides, a part for liquid is supplied with and stirred with pipe 35.So, from stirring with pipe 35 liquids that return to the bottom of spray tank 8, the liquid in spray tank 8 is applied to stirring action, can make the concentration of the liquid in spray tank 8 certain.If the liquid in liquid spreading operation herb liquid case 8 is a small amount of, by operation, stirring to make to stir with pipe 35 with pipe valve 51 becomes and closes side, thereby because the liquid from spray tank is all supplied with cantilever 17, thus can keep liquid pressure until liquid be about to use up.The liquid level meter that amount of liquid medicine in spray tank 8 is located at the face side of spray tank 8 by operator's visuognosis is confirmed.

The structure of lifting linking member location-plate 65 then, is described.

Lifting linking member location-plate 65 is such parts: by reducing because of vibration lifting linking member 16 swings of travelling and causing under the state of posture that cantilever 17 is become be accommodated in cantilever receiving portion 52,54, thereby for reduce the swing of cantilever 17 that cause with collision cantilever receiving portion 52,54.Lifting linking member location-plate 65 is configured to, and a pair of plate 65a is clipped to lifting linking member 16 ground fastening with bolt 65b, and the roller 65c freely rotating is installed respectively on bolt 65b.And, by the effect of roller 65c, lifting linking member location-plate 65 is slided along lifting linking member 16.And, at the rear portion of lifting linking member location-plate 65, be provided with hook 65d, in bottom, be provided with V font supporter 65e.

When the operation of liquid spreading, lifting linking member location-plate 65 is slided, by hook 65d being arranged on the set suspension bracket 66 of the base portion side of lifting linking member 16, thereby the position of lifting linking member location-plate 65 is fixed.And, the lifting action of lifting linking member 16 no matter, the state that all holding position has been fixed.

In the situation that cantilever 17 being accommodated in to front boom receiving portion 52 and back boom receiving portion 54, hook 65d is taken off from suspension bracket 66, lifting linking member location-plate 65 is slid into and alignment pin 67 butts that are formed at lifting linking member 16.The location of then, extending along left and right directions at the bumper 68 from running vehicle body 3 loads V font supporter with axle 69.So lifting linking member 16 is fixed by the active position of V font supporter, the swing that the vibration during lifting linking member is accompanied by and travels is carried out diminishes.Thus, the swing of cantilever 17 also diminishes, and diminishes with the collision of cantilever receiving portion 52,54, can prevent breakage etc.

And, in overall diagram, although lifting linking member location-plate 65 and location axle 69 have been shown in vertical view (Fig. 4), in front view (Fig. 1), omitted.

Then, illustrate that the machine that remains in a small amount of liquid in spray tank 8 after the operation of liquid spreading takes out operation outward.

First, pull down the machine of being arranged on and discharge the cap 72 of discharging side with the machine of transfer valve 25 outward outward, machine is discharged outward with transfer valve 25 and switched to and machine, discharge side from liquid supply side.So liquid flows down from the bottom of spray tank 8, is discharged to outside machine.Be, in the bottom of spray tank, drainpipe is set in the past, from drainpipe, discharged the structure of liquid, and still, when opening drainpipe, existed liquid to be attached to operator's situation on hand.By the structure of present embodiment, liquid can not be attached to operator on hand, can carry out safely liquid discharge.

Then, illustrate for the water fetching device 80 for feedwater from water sources such as rivers to spray tank 8.Conventionally, liquid dilutes and becomes the liquid that spreading is used by stoste being added to water.Therefore, in the situation that promptly providing large water gaging from water source, water fetching device is installed, the operation of fetching water.

For the water intaking that the water intaking portion 81, water intaking that water fetching device 40 comprises the built-in turbine (not shown) from water source water intaking passes through with the first pipe 82 and the water that takes out from water intaking portion 81, second manages 83.

When water intaking operation, water intaking is attached at and is arranged at the switching part 84 stirring with on pipe 35 with the first pipe 82, and this stirring is located at left and right one side of spray tank 8 with pipe 35, by water intaking portion 81 access water sources, open the open-close lid 8a of spray tank 8, will fetch water and insert in spray tank 8 with the second pipe 83.Then, make pump 21 drivings, operate transfer valve 85, after making water intaking use pipe 35 to be communicated with the first pipe 82 and stirring, the air of the pump 21 driving uses pipe 35 via the first pipe 82 supply water intaking portions 81 for water intaking, the turbine drive of water intaking portion 81 from stirring.So the water drawing from water source is by water intaking the second pipe 83, in supply of chemical case 8.

Other embodiment about water intaking operation describes.

In spray tank 8, accommodate in advance some water, operation transfer valve 85, makes water intaking with the first pipe 82 and stirs with pipe 35 to be communicated with, and makes pump 21 start to drive.So the water in spray tank 8 is attracted by pump 21, from pump 21, from the second liquid, by pipe 23, via stirring, use the water of pipe 35 by water intaking the first pipe 82, supply with water intaking portion 81, turbine starts to drive by waterpower.After, pump 21 for feedwater, draws water and by water supply of chemical case 8 from water intaking portion 81 from the interior attraction water of spray tank 8 to water intaking portion 41 simultaneously.That is, by the water yield that makes to draw from water intaking portion 81 more than supplying with the water yield of water intaking portions 81 from pump 21, thereby the water yield in spray tank 8 is increased.

Claims (2)

1. a liquid spreading vehicle, is characterized in that, is provided with: driver's seat (7); Take in the spray tank (8) of liquid; The dispensing device of spreading liquid (17); The pump (21) of the liquid in supply of chemical case (8); The liquid that to be supplied with by pump (21) passes through pipe (23) to the liquid of dispensing device (17) side guiding; Be built-in with the gearbox body (38) of transmission mechanism of the power of transmission transmitter (4); Adjust the pressure-regulating valve (33) of the pressure of the liquid of supplying with; The piezometer (32) that shows the pressure of liquid; The pump make-break operation bar (44) that drives into row make-break operation to pump (21); And the pipe (36) for residue liquid that makes liquid return to spray tank (8) by pipe (23) via pressure-regulating valve (33) from described liquid,

In a side of driver's seat (7), be provided with pressure adjustment component (33a), piezometer (32) and the pump make-break operation bar (44) of pressure-regulating valve (33).

2. liquid spreading vehicle according to claim 1, is characterized in that,

Opposite side at driver's seat (7) possesses the action bars (20) that the speed change of travelling is used.

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