CN206620753U - A kind of laborsaving Self-propelled high-and-low bar crop field chemical spraying device - Google Patents

Abstract

The utility model discloses a labor-saving self-propelled field spraying device for crops with high and low poles, comprising: a carrying frame, which is arranged on the upper part of the front and rear ends of the spraying device, and the two sides are connected and arranged on the spraying device The left and right walking frames in the lower part; the handrail, one end of which is slidingly connected with the arc-shaped orifice plate fixed on one side of the carrying frame, and the middle part is rotatably connected with the middle part of the support beam on the side of the spraying device through the handrail rotation pin The adjustment of the height of the handrail is realized by fixing one end of the handrail on different positions of the arc-shaped orifice plate; the front-end spraying mechanism, one end of which is rotatably connected with the lower part of the walking frame, realizes height adjustment and can spray low-stem crops The rear end spraying mechanism, which is arranged at the top of the rear of the spraying device, is rotatably connected with the upper part of the handrail, can spray high-stalk crops, and can prevent spraying personnel from being poisoned. It can be used in different crops and land conditions to improve work efficiency and prevent pesticide poisoning.

Description

A labor-saving self-propelled field spraying device for high and low stem crops

technical field

The utility model relates to a labor-saving self-propelled field spraying device for crops with high and low stems, which belongs to the field of plant protection.

Background technique

For the Yellow and Bohai Sea regions dominated by Shandong, crops are mainly planted on small plots by individual farmers. The main method of medicine is knapsack spraying equipment, which is labor-intensive. In summer, when the temperature is high, the protection measures are not in place, which can easily cause staff poisoning. Moreover, the knapsack spraying machine is limited by manpower and the spraying efficiency is low. has serious limitations.

Existing some spraying machines have: 1. tractor knapsack spraying machine, this spraying machine can only be aimed at forest trees and low-stem crop spraying, for high-stalk crops, such as corn, it is difficult to use, and the tractor has a large mass, which is difficult to carry out. The ground is severely compacted on the soft soil, which is easy to damage the crops, and the application limitations are relatively large. 2. Aircraft spraying machinery has a large spraying range and is suitable for large-scale spraying of liquid medicines. It is difficult to achieve targeted, quantitative, and constant-concentration spraying of small plots, and the cost of spraying is high.

Utility model content

The utility model designs and develops a labor-saving self-propelled field spraying device for high and low stem crops, which can overcome the problems that the existing spraying device cannot be applied to high and low stem crops at the same time, and the height of the spraying device is inconvenient to adjust.

The technical scheme provided by the utility model is:

A labor-saving self-propelled field spraying device for high and low stem crops, including:

The carrying frame is arranged on the upper part of the front and rear ends of the spraying device, and the two sides are connected to the left and right traveling frames arranged on the lower part of the spraying device;

Handrail, one end of which is slidingly connected to the arc-shaped orifice plate fixed on one side of the bearing frame, and the middle part is rotatably connected to the middle part of the support beam on the side of the spraying device through the handrail rotation pin, by fixing one end of the handrail on the Different positions of the arc-shaped orifice plate are used to adjust the height of the armrest;

The front-end spraying mechanism, one end of which is rotatably connected with the lower part of the front walking frame, realizes height adjustment and can spray low-stem crops;

The rear-end spraying mechanism is arranged on the top of the rear of the spraying device and is rotatably connected to the upper part of the handrail. The spraying direction is opposite to the walking direction, which can spray tall crops and prevent sprayers from being poisoned.

Preferably, the left and right traveling frames are arranged symmetrically, including a first crossbeam connecting the front and rear traveling wheels and a front and rear first vertical beam perpendicular thereto, and the front and rear first vertical beams are connected to The first orifice plate connection with slotted holes is opened.

Preferably, two second beams arranged in parallel are connected to the carrying frame, and a second horizontal orifice plate that can cooperate with the first orifice plate to move is connected to it to realize the overall height of the spraying device. and width adjustment.

Preferably, the front-end spraying mechanism includes:

A support rod, one end of which is rotatably connected to the first vertical beam at the front, and a cushion block fixedly connected to the first vertical beam is provided at the lower part;

The first spray bar, which is connected to the other end of the support bar, includes a plurality of mutually hinged segments, which can be folded when not in use to save space;

a plurality of nozzles disposed on the first boom;

Wherein, by raising the pad, the inclination angle of the support rod can be changed, thereby adjusting the spraying height of the front-end spraying mechanism.

Preferably, the rear-end spraying mechanism also includes:

a support vertical bar, the lower end of which is rotatably connected to the upper part of the armrest, and the upper end is rotatably connected to one end of the support cross bar;

The second spray boom, which is connected to the other end of the support rail, includes a plurality of identical foldable segments, and a plurality of nozzles arranged on the segments.

Preferably, the lower part of the support vertical bar is provided with a plurality of first elevation angle adjustment holes, and the support cross bar is provided with a plurality of second elevation angle adjustment holes.

Preferably, the rear-end spraying mechanism also includes:

A vertical rod adjustment rod, one end of which is connected to the upper end of the handrail, and the other end is connected to the first elevation angle adjustment hole;

One end of the horizontal bar adjustment rod is connected with the support vertical rod, and the other end is connected with the second elevation angle adjustment hole.

Preferably, the outer parts of the front and rear traveling wheels can cooperate with crawler belts, so that the spraying device can adapt to different ground conditions.

Preferably, a protective cover is provided in the middle of the support vertical rod, which can prevent people's faces from being scratched by crops.

Preferably, the support cross bar is provided with a sunshade, which can reduce the sunburn of the staff when working in the field.

The beneficial effects described in the utility model: the crops are sprayed by adopting two optional walking modes of crawler and wheel, so that the spraying device can be applied in different ground conditions and is convenient for spraying. The front and rear spraying devices are designed to realize the spraying of high-stalk crops and low-stalk crops. The height of the spraying device and the distance between the left and right traveling mechanisms can be adjusted, so that the spraying device can be used in a wide range and spray different crops. At the same time, the rear spraying mechanism bypasses the staff from above to realize the spraying behind the operator, avoiding the secondary contact between the staff and the pesticide, and preventing poisoning; moreover, a protective cover and a sunshade are installed to protect the staff to a certain extent , reduce scratches on crop leaves and sunburn.

Description of drawings

Fig. 1 is the front view of the spraying device described in the utility model.

Fig. 2 is a left view of the spraying device described in the utility model.

Fig. 3 is a top view of the spraying device of the present invention.

Fig. 4 is a schematic structural diagram of the liquid medicine tank of the present invention.

Fig. 5 is a schematic structural diagram of height and span width adjustment of the spraying device described in the utility model.

Fig. 6 is a schematic structural diagram of the low rod spraying device described in the present invention.

detailed description

The utility model will be described in further detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it by referring to the description.

As shown in Figures 1-6, the utility model provides a labor-saving self-propelled field spraying device for high and low pole crops, including: left and right walking mechanisms, a load-bearing frame, a front-end spraying mechanism, a rear-end spraying mechanism, and handrails 330. 500 liquid medicine tanks.

The left and right traveling frames are arranged symmetrically at the bottom of the spraying device and walk independently of each other; taking the left traveling mechanism as an example, it includes: connecting the first crossbeam 150 connecting the front and rear traveling wheels 130, and the front beam 150 vertically connected with it. , the rear two first vertical beams 110 realize the fixing of the walking wheels 130 and the power transmission of the device; a plurality of support wheels are arranged below the first beam 150; the transmission sprocket 120 is coaxial with the front walking 130, and its diameter is smaller than that of the front The traveling wheel 130 and the drive sprocket 120 are connected with the motor 140 arranged on the top of the first beam 150 through a chain to drive the traveling mechanism to rotate. On the upper part of each supporting wheel, on the first beam, a height adjustment mechanism corresponding to the supporting wheel is arranged.

According to the compactness of the land, choose whether to install crawlers outside the front and rear traveling wheels 130 to adapt to different ground conditions and increase the practicability of the spraying device. A tensioning mechanism is disposed above the first beam 150 , including a support rod 180 , a tensioning spring 170 and a tensioning wheel 160 . Wherein, the upper part of the support rod 180 is equipped with a freely rotatable tension pulley 160, the lower part is installed on the first crossbeam 150 through a cylindrical pin, one end of the tension spring 170 is connected with the middle part of the support rod 180, and the other end is connected with the first crossbeam. 150 connection, a hole is opened in the middle of the support rod 180, which is hooked to one end of the tension spring 170, and the other end of the tension spring 170 is connected to the first beam 150 through a connecting rod. The tensioning mechanism can tension the track.

The front and rear first vertical beams 110 are vertically connected with the first cross beam 150, and are respectively arranged on the front and rear ends of the first cross beam 150. The front and rear first vertical beams 110 are respectively connected with holes provided with long slot holes. The first orifice plate 190 .

The carrying frame is arranged on the upper part of the front and rear ends of the spraying device, and the two sides are connected with the left and right walking frames arranged at the lower part of the spraying device; the carrying frame includes: connected with the front and rear first vertical beams The left and right vertical beams, the upper beams connected to the tops of the left and right vertical beams, and two second beams arranged in parallel in the middle of the load frame, wherein each second beam is provided with a 190 fit the second cross-orifice plate 410 . When the spraying device is working, by sliding the first orifice 190 on the second horizontal orifice 410, the distance between the left and right first orifice 190 can be changed, and fixed by the orifice bolt 420 to realize spraying. Adjustment of the width of the device; sliding the second horizontal orifice plate 410 on the first orifice plate 190 can realize the adjustment of the height of the spraying device.

The front-end spraying mechanism is rotatably connected with the first vertical rod 110, located above the front wheel 130, below the load frame, including pads, support rods 210, first spray rods 220 and nozzles 230; wherein, the support rod 210 One end is rotatably connected to the first vertical rod 110 , the lower part is provided with a pad connected to the first vertical rod 110 , the other end of the support rod 210 is connected to the first spray rod 220 , and a plurality of nozzles 230 are evenly distributed on it. By raising the spacer, the support rod 210 can be tilted up at a certain angle, and then the height adjustment of the front-end spraying mechanism can be realized. Since the first spray bar 220 has a long length and a large span, it includes a plurality of identical hinged segments, which can be folded when not in use to reduce the occupied space.

As a preference, the hinged segments in the present invention are divided into three segments: left, middle and right, which are connected by folding through hinges.

Two identical and independently working liquid medicine tanks 500 are arranged on the top of the carrying frame, and are driven by a liquid medicine pump arranged below the upper crossbeam of the carrying frame.

The liquid medicine tank 500 includes a liquid medicine protective cover 510, a rubber gasket 520, a medicine box cover 530 and a vent hole 540, wherein the protective cover 510 is in the shape of a ring and is welded on the box body, and the axis of the protective cover 510 is in the same shape as the liquid medicine tank. The axes of the liquid inlets coincide. The rubber gasket 520 is ring-shaped and embedded in the inside of the medicine box cover 530. The medicine box cover 530 is provided with threads, which can cooperate with the external thread of the medicine solution inlet to tighten the medicine solution box 500, and then compress the rubber gasket 520. , to play a sealing role. The vent hole 540 is disposed inside the circular area of the protective cover 510 to balance the air pressure inside and outside the liquid medicine tank 500 .

The upper part of one side of the load-bearing frame is provided with a waist-shaped orifice plate 320, and one end of the handrail 310 is slidingly connected with the waist-shaped orifice plate 320, and is rotatably connected with the middle part of the support beam on the side of the load-bearing frame through the handrail rotation pin 330. The upper part of 310 is connected with one end of support vertical bar 620 , and the other end of support vertical bar 620 is rotatably connected with one end of support cross bar 720 .

The rear end spraying mechanism is arranged on the rear top of the spraying device, including the handrail 310, the support vertical bar 620, and the second spray bar 750. A vertical rod adjustment rod 630 is also connected between the upper part of the armrest 310 and the support vertical rod 620, and the support vertical rod 620 can be fixed after the adjustment of the armrest 310 is completed.

The other end of the support vertical bar 620 is connected with one end of the support cross bar 720, and the other end of the support cross bar 720 is connected with a second spray bar 750, on which a plurality of nozzles 760 are arranged, and the second spray bar 750 is the same as the first spray bar. 220 have the same structure, including multiple identical hinged segments, which can be folded when not in use to reduce the occupied space. As a preference, the hingeable segments in the present invention are divided into three segments: left, middle and right, which are folded and connected by hinges.

The lower part of the support vertical bar 620 is provided with a plurality of first elevation angle adjustment holes, and the side of the support cross bar 720 close to the support vertical bar 620 is provided with a plurality of second elevation angle adjustment holes.

A cross-bar adjustment strut 710 is also connected between the support vertical bar 620 and the support cross-bar 720, one end of which is connected with the top of the support vertical bar 620, and the other end is connected with the second elevation angle adjustment hole, by adjusting the cross-bar adjustment strut 710 One end of the vertical rod is arranged in different elevation angle adjustment holes, and the support cross bar 620 lifted to different heights is fixed. One end of the vertical rod adjustment rod 630 is connected with the upper end of the handrail 310, and the other end is connected with the first support rod 620 on the vertical rod. An elevation adjustment hole is connected to fix the handrails 310 of different heights to the support vertical and the support vertical rod 620 .

The support cross bar 720 is provided with a sunshade, which can reduce the sunburn of the staff when working in the field. The upper part of the support vertical bar 620 is also provided with a protective cover 640 to prevent the crop leaves from scratching the human face when spraying.

When not in use, the cross-bar adjustment pole 710 and the vertical pole adjustment pole 630 can be removed, and the support cross-bar 720 and the support vertical pole 620 can be folded away to save space.

When the spraying device is working, firstly, according to the softness of the land, choose whether to install the track or not. When using the track, put the spraying device on the level ground, and press the track tightly by adjusting the adjustment mechanism of each support wheel, and keep it at the same height. , and then the tensioning spring 170 pulls the support rod 180 to drive the tensioning wheel 160 to rotate to tension the track.

According to the crop height, adjust the height of the spraying device, the span between the left and right traveling gears, and adjust the position of one end of the handrail 310 in the waist-shaped orifice plate 320 . When working on a low-stem crop field, according to the height of the crop, select the low-stem spraying device installed at the front end of the spraying device for spraying, and raise the support rod 210 by raising the pad to achieve the height of the first spray rod 210 adjustment. After the spraying is finished, the first spray rod 210 is folded away to reduce the occupied space.

When encountering high-stalk crops such as corn and sorghum, you should choose the high-stem spraying device arranged at the rear of the spraying device, rotate the support vertical rod 620 to a vertical position around the vertical rod rotation pin, and then adjust the vertical rod One end of the support rod 630 is fixed with the support vertical rod 620, and the round hole at the other end is aligned with the hole on the top of the handrail 310, and the fixing pin is inserted to fix it; slide the protective cover 640 up and down to adjust it to a position suitable for the face of the sprayer; Next, turn the support cross bar 720 to the horizontal position, fix one end of the cross bar adjustment rod 710 on the support vertical bar 620 through a cylindrical pin, and the other end is connected with the corresponding elevation angle adjustment hole 730 according to the adjustment angle of the support cross bar 720 . to fix.

During work, the sprayer follows the sunshade 740 at the rear of the spraying device, holds the handle 650 with his hand, and adjusts the protective cover 640 to the position of the human face. When spraying tall crops, the pesticide is sprayed behind the human body. It can prevent the pesticide from contacting the spraying personnel and causing poisoning. The handle 650 is provided with a controller, which can control the liquid pump and the motor, and uses a battery as a power source.

Although the embodiment of the present utility model has been disclosed as above, it is not limited to the use listed in the description and the implementation, and it can be applied to various fields suitable for the present utility model. For those familiar with the art, Further modifications can be readily effected, so the invention is not limited to the specific details and examples shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims (10)

1. A kind of 1. laborsaving Self-propelled high-and-low bar crop field chemical spraying device, it is characterised in that including：

   Framework for support, it is arranged on the top at the forward and backward both ends of chemical spraying device, and both sides connect the chemical spraying device bottom Left and right walked frame；

   Handrail, its one end are slidably connected with being fixed on the arc orifice plate of the framework for support side, and middle part passes through handrail rotating dog With being rotatablely connected in the middle part of the support beam of the framework for support side, by the way that handrail one end is fixed on into the arc orifice plate difference position Put to realize the regulation of handrail height；

   Front end chemical spraying mechanism, its one end are connected with the lower rotational of preceding walked frame, can adjust height, and low bar crop is carried out Sprinkling；

   Rear end chemical spraying mechanism, it is arranged on the rear portion top of the chemical spraying device, is rotatablely connected with the top of the handrail, sprinkling Direction on the contrary, can be sprayed to long-stalked crop, and can prevent sprinkling personnel to be poisoned with direction of travel.
2. 2. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 1, it is characterised in that the left side, Right walked frame is symmetrical arranged, including the first crossbeam of the forward and backward road wheel of connection and perpendicular front and rear portions first are erected Beam, the vertical beam of front and rear portions first are connected with offering the first orifice plate of elongated slot type hole.
3. 3. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 2, it is characterised in that the carrying Two second cross beams be arrangeding in parallel are connected with frame, are connected with the movement that can be cooperated with first orifice plate thereon Second cross-drilled hole plate, realize chemical spraying device overall height and width adjusting.
4. 4. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 1, it is characterised in that the front end Chemical spraying mechanism includes：

   Support bar, its one end is rotatablely connected with anterior first vertical beam, and bottom is provided with what is be fixedly connected with first vertical beam Cushion block；

   First spray boom, it is connected with the other end of the support bar, including multiple segmentations being hinged, can be when not in use Folded, save space；

   Multiple nozzles, it is arranged on first spray boom；

   Wherein, by the way that the cushion block is padded, the angle of inclination of the support bar can be changed, and then adjust the front end spray The spraying altitude of mechanism.
5. 5. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 1, it is characterised in that the rear end Chemical spraying mechanism also includes：

   Vertical supporting rod, its lower end and the top of the handrail are rotatablely connected, and one end of upper end and support rail is rotatablely connected；

   Second spray boom, it is connected with the other end of the support rail, including the foldable segmentation of multiple identicals, and multiple sets Put the nozzle in segmentation.
6. 6. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 5, it is characterised in that the support Montant bottom is provided with multiple first elevations angle adjustment hole, and multiple second elevations angle adjustment hole is provided with the support rail.
7. 7. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 6, it is characterised in that the rear end Chemical spraying mechanism also includes：

   Montant adjusts pole, and its one end is connected with the upper end of the handrail, and the other end is connected with first elevation angle adjustment hole；

   Cross bar adjusts pole, and its one end is connected with the vertical supporting rod, and the other end is connected with second elevation angle adjustment hole.
8. 8. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 2, it is characterised in that before described, It can be engaged outside rear walking wheel with crawler belt, chemical spraying device is can adapt to different ground conditions.
9. 9. laborsaving Self-propelled high-and-low bar crop field chemical spraying device according to claim 5, it is characterised in that the support Protective cover is additionally provided with the middle part of montant, can prevent face from being scratched by crop.
10. 10. Self-propelled high-and-low bar crop field according to claim 5 chemical spraying device, it is characterised in that the support is horizontal Sky shade is provided with bar, sunburn of the sunlight to staff when can reduce field work.