A kind of wide cut boom sprayer
Technical field
The utility model relates to a kind of equipment for plant protection technical field, relates in particular to a kind of suspension type or towed wide cut boom sprayer with high-low pressure spraying of being used for.
Background technology
Existing wide cut boom sprayer exists construction weight big, inconvenient operation, and the appearance and size of facility is super wide during transportation, is not easy to road transport, and defectives such as manufacturing cost height can not satisfy the needs of paddy rice appropriate scale of operation.
For this reason, can provide a kind of light-duty, wide cut boom sprayer that is suitable for the control of southern paddy field disease pest and weed is the present state problem to be solved of having to go to the toilet.
The utility model content
Main purpose of the present utility model is to propose a kind of wide cut boom sprayer at domestic wide cut boom sprayer the deficiencies in the prior art, under the prerequisite that keeps the wide cut spraying, shortens the width of spray boom truss as far as possible, to alleviate the construction weight of facility.
Another purpose of the present utility model is to propose a kind of wide cut boom sprayer at domestic wide cut boom sprayer the deficiencies in the prior art, the spray boom truss adopts rod-pulling type hydraulic pressure fold mechanism to launch in vertical plane with folding, shorten the transverse width after the spray boom truss folds, not super wide to guarantee facility appearance and size when transporting, be convenient to road transport.
Another purpose of the present utility model is to propose a kind of light-duty wide cut boom sprayer at domestic wide cut boom sprayer the deficiencies in the prior art, pressure regulation pipe-line system at sprayer is provided with the high-low pressure distribution pipeline, a plurality of anti-droplet ejection heads are housed on spray boom, end at both sides spray boom truss is equipped with the multiinjector combination spray gun, realization multiinjector combination spray gun and a plurality of anti-droplet ejection head are sprayed under high pressure and low pressure condition respectively simultaneously, thereby form the wide cut spraying along the spraying swath direction.
It is to propose a kind of light-duty, wide cut boom sprayer that is applicable to China's south rice field disease pest and weed control at domestic wide cut boom sprayer the deficiencies in the prior art that the utility model also has a purpose, in the feed liquor pipeline of sprayer and liquid back pipe road, be respectively equipped with liquid inlet control valve and return hydraulic control valve, during operation, the operator can be switched as required at any time.
To achieve these goals, the utility model provides a kind of wide cut boom sprayer, hang or draw on tractor, it is characterized in that, comprise: be separately positioned on the feed flow portion on the tractor, spraying portion, the spray boom truss, elevating folding mechanism, described feed flow portion comprises: spray tank, liquid pump, the liquid inlet of described liquid pump connects described spray tank, the outlet end of described liquid pump connects described spraying portion, described spraying portion is arranged on the described spray boom truss, to be folding stand link to each other with described elevating folding mechanism described spray boom truss, and the control by described elevating folding mechanism realizes launching with folding.
Above-mentioned wide cut boom sprayer, wherein, comprise that also pressure-regulating portion connects between described feed flow portion and the described spraying portion, described spraying portion also comprises high-pressure fog portion, low pressure spraying portion, described high-pressure fog portion comprises the pressure duct that connects described pressure-regulating portion again and connects described pressure duct and be arranged on high-pressure spray gun on the described spray boom truss, and described low pressure spraying portion comprises the low pressure line that connects described pressure-regulating portion again and connects described low pressure line and be arranged on low-pressure nozzle on the described spray boom truss.
Above-mentioned wide cut boom sprayer, wherein, described pressure-regulating portion comprises: pressure regulation distributing valve and connect the pressure charging valve and the pressure-reducing valve of described pressure regulation distributing valve respectively.
Above-mentioned wide cut boom sprayer, wherein, described spray tank comprises: preposition spray tank and rearmounted spray tank are provided with transfer valve between described preposition spray tank and described rearmounted spray tank and the described liquid pump.
Above-mentioned wide cut boom sprayer, wherein, described spray boom truss comprises: section spray boom truss outside the main jet bar truss that fixedly installs, the stage casing spray boom truss that connects to both sides from main jet bar truss respectively reach.
Above-mentioned wide cut boom sprayer, wherein, described elevating folding mechanism comprises: folding oil cylinder, pull bar, hoist cylinder, lifting frame, described folding oil cylinder one end connects described main jet bar truss, the other end connects described stage casing spray boom truss and described main jet bar truss link, described pull bar one end connects described main jet bar truss and described stage casing spray boom truss link, the other end connects described stage casing spray boom truss and described outer section truss link, described lifting frame is installed on the suspension frame of tractor by a guide upright post, described hoist cylinder one end connects the suspension frame of tractor, and the other end connects the crossbeam of lifting frame.
Above-mentioned wide cut boom sprayer wherein, also comprises go back to liquid portion, is connected in described pressure-regulating portion and described spray tank by liquid back pipe.
Above-mentioned wide cut boom sprayer, wherein, described high-pressure spray gun is the multiinjector combination spray gun, is arranged on the both ends of described spray boom truss, described shower nozzle is anti-droplet ejection head, equidistant being arranged on the described spray boom truss.
Above-mentioned wide cut boom sprayer wherein, also comprises balanced controls, is arranged on the top of described main jet bar truss.
Above-mentioned wide cut boom sprayer, wherein, described feed flow portion, described time liquid portion are provided with liquid inlet control valve respectively, return hydraulic control valve and filter.
Beneficial functional of the present utility model is: compare with the general wide cut boom sprayer of identical spraying swath, have simple in structure, in light weight, spray boom truss folding convenient, operation work efficiency height, advantages such as low cost of manufacture; Both can be used for the disease pest and weed control in south rice field, also can be used for the disease pest and weed control of northern dry crop and the locust operation of going out on the grassland.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the structural representation end view of the utility model wide cut boom sprayer;
Fig. 2 is the structural representation rearview of the utility model wide cut boom sprayer.
Wherein, Reference numeral
1 preposition spray tank
2 preposition spray tank supports
3 Cardan shafts
4 liquid pumps
5 anti-droplet ejection heads
6 spray boom truss
7 balanced controls
8 rearmounted spray tanks
9 hang frame
10 pressure regulation pipelines
11 hoist cylinders
12 folding pull rods
13 multiinjector combination spray guns
14 outer section spray boom truss
15 stage casing spray boom truss
16 main jet bar truss
17 truss securing rods
18 folding oil cylinders
19 spray boom tension hooks
20 spray booms tension hole seat
21 dosing funnels
22 lifting frames
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and operation principle are done concrete description:
In Fig. 1, embodiment shown in Figure 2, the utility model is pointed out a kind of wide cut boom sprayer, as shown in the figure, comprising: be separately positioned on feed flow portion, pressure-regulating portion, high-pressure fog portion, low pressure spraying portion, spray boom truss, elevating folding mechanism on the tractor.
Described feed flow portion comprises: preposition spray tank 1, rearmounted spray tank 2 and liquid pump 4, described preposition spray tank 1 is installed in the front portion of tractor by preposition spray tank support 2, between described preposition spray tank 1 and rearmounted spray tank 8 and the described liquid pump 4 transfer valve is set, can realizes preposition spray tank 1, independent respectively liquid pump 4 feed flows of giving sprayer of rearmounted spray tank 8.
Described pressure-regulating portion 10 connects liquid pump 4 and described high-pressure fog portion and described low pressure spraying portion by pipeline, comprising: pressure regulation distributing valve and connect the pressure charging valve and the pressure-reducing valve of pressure regulation distributing valve respectively.
Described spray boom truss comprises: be fixedly installed on main jet bar truss 16 on the tractor rear overhang on-hook frame 9, respectively from main jet bar truss stage casing spray boom truss 15 and outer section spray boom truss 14 of connecting of both sides to the left and right.Described spray boom truss is the spray boom truss with folder function, and realizes launching with folding by elevating folding mechanism.
Described elevating folding mechanism comprises: folding oil cylinder 18, pull bar 12, hoist cylinder 11, lifting frame 22, described folding oil cylinder 18 1 ends connect described main jet bar truss 16, the other end connects described stage casing spray boom truss 15 and is positioned at link with described main jet bar truss 16, described lifting frame 22 is installed on the suspension frame 9 of tractor by guide upright post, described hoist cylinder 11 1 ends connect the suspension frame 9 of tractor, the other end connects the crossbeam of lifting frame, described pull bar 12 1 ends connect described main jet bar truss 16 and are positioned at link with stage casing spray boom truss 15, and the other end connects that described stage casing spray boom truss 15 is positioned at and the link of described outer section truss 14.Two folding oil cylinders 18 and two folding pull rods 12 realize that in the vertical plane inter-sync hydraulic pressure of outer section spray boom 14 of both sides spray boom truss and stage casing spray boom truss 15 launches or hydraulic pressure is folding.The lifting of spray boom truss is finished by hoist cylinder 11 controls, during decline, by the deadweight of suspended portion behind the facility.
The quick plug into and out of the oil inlet pipe of oil pipe and hoist cylinder 11 of folding oil cylinder 18 reliably is connected with the hydraulic pressure output of tractor, the hydraulic lifting of realization spray boom with fold.For this reason, stage casing, described both sides spray boom truss and described outer section spray boom truss are realized vertical folding by separately folding oil cylinder and pull bar respectively, and as shown in Figure 2, A is the folding back of side schematic diagram.
Described high-pressure fog portion comprises: connect the pressure duct of described pressure charging valve and connect described pressure duct and be arranged on described outer section spray boom truss 14 outer ends about each high-pressure spray gun 13, described low pressure spraying portion comprises: connect the low pressure line of described pressure-reducing valve and connect described low pressure line and equidistantly be arranged on a plurality of low-pressure nozzles 5 on described main jet bar truss 16, stage casing spray boom truss 15 and the outer section spray boom truss 14.Described high-pressure spray gun 13 is the multiinjector combination spray gun, and described low-pressure nozzle 5 is anti-droplet ejection head.The utility model adopts two multiinjector combination spray guns 13 to be installed in the end of section spray boom truss outside the sprayer both sides respectively, adopt high-pressure fog, its injection direction is consistent with the spraying swath direction of sprayer, a plurality of anti-droplet ejection heads 5 are installed on each section spray boom of sprayer equidistantly, the spraying of employing low pressure, can realize that multiinjector combination spray gun and a plurality of anti-droplet ejection head spray respectively simultaneously under high pressure and low pressure condition, thereby realize the wide cut spraying.
The utility model wide cut boom sprayer, also comprise go back to liquid portion, be connected in described pressure-regulating portion and described spray tank by liquid back pipe, the soup that liquid pump 4 is discharged is except that providing spraying, remaining soup is got back to rearmounted spray tank 8 through pressure regulator valve, liquid back pipe road stream and filter, and the soup of rearmounted spray tank 8 is carried out the fluid power stirring.
When the soup in the rearmounted spray tank 8 has sprayed or when spray, by the switching of the valve on the feed liquor pipeline, changes into by preposition spray tank 1 feed flow, proceed the operation of spraying.Remaining soup is got back to preposition spray tank 1 through pressure regulator valve, liquid back pipe road stream and filter, the soup in the preposition spray tank 1 is carried out fluid power stir, and spray tank 1 is arranged on the front end of tractor by preposition spray tank support 2.
The utility model also is provided with balanced controls 7 on main jet bar truss 16 be four connecting rod balanced controls, the upper end of two connecting rods is connected with lifting frame, the other end is connected with main jet bar truss 16, and when about spray boom when uneven, this mechanism can adjust the balance of whole spray boom truss automatically.
Spray boom tension hole seat 20 is welded on the folding pull rod 12, spray boom tension hook 19 is connected and hangs on the frame 9, before the transportation, spray boom truss securing rod 17 on the main jet bar truss 16 must be closed, simultaneously stage casing spray boom truss and outer section spray boom truss are slowly folded into transporting position, and spray boom tension hook 19 is inserted in the hole of spray boom tension hole seat 20 on the folding pull rod 12, turn flower basket bolt, make the spray boom truss inwardly strain appropriateness, acutely rock to prevent that the spray boom truss produces in transportation.
Before the spraying operation, then must earlier spray boom tension hook 19 and the spray boom tension hole seat 20 on the folding pull rod be thrown off, launch the spray boom truss then; Simultaneously the spray boom truss securing rod on the spray boom truss 17 is thrown off, make the spray boom truss be in the autobalance state.
Pesticidal chemical is joined in the dosing funnel 21, open the dosing control valve, utilize when adding soup the soup in the spray tank is fully stirred.When the soup in the dosing funnel is closed the dosing control valve when sucking immediately.
When the power take-off of tractor drove liquid pump 4 high speed rotating by Cardan shaft 3, liquid pump 4 sucked the soup in the rearmounted spray tank 8 in the liquid pump earlier and carries out supercharging and deliver to the pressure regulation distributing valve; After the pressure regulation of pressure regulation distributing valve, part soup flows to two multiinjector combination spray guns 13 that are installed in section spray boom truss 14 ends outside the both sides through pressure duct and carries out high-pressure fog along the spraying swath direction, and another part soup carries out the low pressure spraying through each anti-droplet ejection head 5 that low pressure line flows on each section spray boom; Realization spray gun and shower nozzle are sprayed under high pressure and low pressure condition respectively simultaneously, thereby form the wide cut spraying.
When the soup in the rearmounted spray tank 8 when spray, by the valve switching, can change into by preposition spray tank 1 feed flow, proceed the operation of spraying.
The expansion of both sides spray boom truss or folding, the hydraulic pressure that adopts two folding oil cylinders 18 and two folding pull rods 12 to carry out outer section spray boom 14 of both sides spray boom truss and stage casing spray boom 15 respectively in the vertical plane inter-sync launch or hydraulic pressure folding.
Compare with the general spray boom formula sprayer of identical spraying swath, the beneficial effects of the utility model are: simple in structure, in light weight, and spray boom folding convenient, operation work efficiency height, low cost of manufacture.Both can be used for the disease pest and weed control in south rice field, also can be used for the disease pest and weed control of northern dry crop and the locust operation of going out on the grassland.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.