CN213029601U - Small crop weeding sprayer - Google Patents
Small crop weeding sprayer Download PDFInfo
- Publication number
- CN213029601U CN213029601U CN202021762600.9U CN202021762600U CN213029601U CN 213029601 U CN213029601 U CN 213029601U CN 202021762600 U CN202021762600 U CN 202021762600U CN 213029601 U CN213029601 U CN 213029601U
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- China
- Prior art keywords
- nozzle
- vehicle body
- sprayer
- plunger pump
- crop
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- Expired - Fee Related
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- 238000009333 weeding Methods 0.000 title claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 238000005507 spraying Methods 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 23
- 241000196324 Embryophyta Species 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 22
- 239000003814 drug Substances 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 claims description 4
- 230000002363 herbicidal effect Effects 0.000 claims description 4
- 239000004009 herbicide Substances 0.000 claims description 4
- 238000010408 sweeping Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 239000000575 pesticide Substances 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 abstract description 3
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a small crop weeding sprayer, which comprises a chassis, a vehicle body, a liquid storage tank and a spraying device, wherein the spraying device comprises a guide rod, a nozzle and a communicating pipeline; the front end of the vehicle body is arranged into an inclined plane structure, so that crop branches and leaves can sweep over the inclined plane, the resistance of the crop branches and leaves is reduced, and the inclined plane structure has a windward effect and is convenient for a crop weeding sprayer to walk; meanwhile, baffles which are obliquely arranged are arranged on two sides of the inclined plane structure, and in the weeding and spraying process between rows, the baffles on the two sides can well separate crops on two sides between rows towards two sides, so that the spray nozzle sprays the pesticide to middle weeds. The nozzle passes through communicating pipe and liquid reserve tank intercommunication, and the nozzle is in the low side of inclined plane structure, more is close ground setting, the watering that sprays of adaptation weeds bottom that can be better, causes the medicament in the liquid reserve tank to spray infiltration to the weeds root system, effectively weeds.
Description
Technical Field
The utility model relates to a corn threshing technical field especially relates to a small-size crop sprayer that weeds.
Background
In the field management process of crops, weeding must be carried out for several times between rows, the existing weeding mode comprises farmland weeding and herbicide weeding, wherein the labor intensity of farmland weeding is high, and the herbicide weeding mode has the advantages of good weeding effect, quick effect, low cost and wide application. At present, the application tool usually adopts a knapsack sprayer, and has certain limitation in the use process: 1) the sprayed fog has poor directionality, and particularly, under windy conditions, fine fog falls on crops along with wind, so that the crops die; 2) the backpack operation has high labor intensity, easy waste of liquid medicine and low production efficiency; therefore, a small crop weeding sprayer is urgently needed in the industry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a small crop weeding sprayer, which comprises a chassis, a vehicle body, a liquid storage tank and a spraying device; the bottom of the chassis is provided with traveling wheels, the chassis is provided with a vehicle body, the chassis at the front end of the vehicle body is provided with a spraying device, a liquid storage tank is arranged in the vehicle body, and the spraying device comprises a guide rod, a nozzle and a communicating pipeline; the guide arm is located on the automobile body, and the nozzle slides and sets up on the guide arm, and the nozzle passes through communicating pipe and liquid reserve tank intercommunication, and the weeding medicament in the liquid reserve tank sprays weeds to the nozzle.
Further, be equipped with plunger pump and air chamber on the intercommunication pipeline between nozzle and the liquid reserve tank, plunger pump and air chamber intercommunication, air chamber and liquid reserve tank intercommunication, the air of intercommunication pipeline is pumped in the plunger pump action for liquid reserve tank and intercommunication pipeline form pressure differential, and the quick medicament from the nozzle blowout in the liquid reserve tank.
Furthermore, a one-way valve is arranged on a communication pipeline between the liquid storage tank and the plunger pump, a one-way valve is arranged on a communication pipeline between the plunger pump and the air chamber, a pressure limiting valve is arranged on a communication pipeline between the air chamber and the liquid storage tank, and a flow valve is arranged on a communication pipeline between the air chamber and the nozzle.
Further, the travelling wheel is connected with the plunger pump; the walking wheel is connected with an eccentric wheel, the eccentric wheel is connected with the plunger pump, and the eccentric wheel rotates along with the walking wheel to drive the plunger pump to act.
Furthermore, the front end of the vehicle body is of an inclined plane structure, one end of the inclined plane structure is connected with the chassis in an opening design, the other end of the inclined plane structure is connected with the whole vehicle body, and a nozzle and a guide rod of the spraying device are arranged at the opening; the inclined plane structure at the front end of the vehicle body can have a windward effect, is convenient to walk, is beneficial to sweeping of crop branches and leaves from the upper side, the two sides of the inclined plane structure are provided with baffle plates which are obliquely arranged, and the baffle plates on the two sides can well separate crops from weeds.
Furthermore, the rear end of the vehicle body is connected with a handrail, and the handrail is convenient for pushing the spraying machine to walk.
Furthermore, a sliding block is arranged on the guide rod, the nozzle is arranged on the sliding block, a rocking handle is arranged on the handrail, the sliding block on the guide rod is connected with the rocking handle through a crank sliding block mechanism, the rocking handle on the handrail is manually controlled to realize the movement of the sliding block and the nozzle on the guide rod, and further the directional spraying of the nozzle is realized.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a small crop weeding sprayer, which comprises a chassis, a vehicle body, a liquid storage tank and a spraying device, wherein the spraying device comprises a guide rod, a nozzle and a communicating pipeline; the front end of the vehicle body is arranged into an inclined plane structure, so that crop branches and leaves can sweep over the inclined plane, the resistance of the crop branches and leaves is reduced, and the inclined plane structure has a windward effect and is convenient for a crop weeding sprayer to walk; meanwhile, baffles which are obliquely arranged are arranged on two sides of the inclined plane structure, and in the weeding and spraying process between rows, the baffles on the two sides can well separate crops on two sides between rows towards two sides, so that the spray nozzle sprays the pesticide to middle weeds. The nozzle passes through communicating pipe and liquid reserve tank intercommunication, and the nozzle is in the low side of inclined plane structure, more is close ground setting, the watering that sprays of adaptation weeds bottom that can be better, causes the medicament in the liquid reserve tank to spray infiltration to the weeds root system, effectively weeds.
(2) The nozzle of the device is communicated with the liquid storage tank through the communicating pipeline, the plunger pump and the air chamber are arranged in the communicating pipeline, air in the communicating pipeline is pumped and pressed under the action of the plunger pump and the air chamber, so that pressure difference is formed between the liquid storage tank and the communicating pipeline, and a medicament in the liquid storage tank rapidly flows to the nozzle and is sprayed out through the nozzle; the communicating pipeline is internally provided with a one-way valve and a pressure limiting valve, so that the one-way circulation of the medicament and the safety of the communicating pipeline are effectively ensured; meanwhile, a flow valve is arranged to ensure that the flow of the medicament of the communication pipeline is stable and the spraying amount and the spraying quality of the nozzle are ensured; in addition, the required spraying power of weeding need not too strong, and the plunger pump of this application passes through the eccentric wheel to be connected with the walking wheel, rotates through the walking wheel that manual promotion chassis and provides, and simple and convenient and energy-concerving and environment-protective.
(3) The spray nozzle and the guide rod of the spraying device are arranged at an opening formed by the bottom sheet and the vehicle body, the guide rod is arranged along the same direction of the opening, the guide rod is provided with a sliding block, the sliding block is provided with the spray nozzle, the spray nozzle slides back and forth along the guide rod at the opening through the sliding block, and the medicament in the liquid storage tank is sprayed from the opening through the spray nozzle; the sliding block is connected to the handrail at the rear end of the vehicle body through the connecting rod mechanism, and the connecting rod mechanism on the handrail is manually controlled to realize the movement of the sliding block and the nozzle on the guide rod, so that the movement and/or the directional spraying of the nozzle are realized.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic diagram of a spraying structure of a small crop weeding sprayer in the embodiment;
FIG. 2 is a schematic connection diagram of a travelling wheel, an eccentric wheel and a plunger pump of the small crop weeding sprayer;
FIG. 3 is a schematic view of a small crop herbicide sprayer according to the embodiment;
the device comprises a liquid storage tank 1, a liquid storage tank 2, an air chamber 3, a plunger pump 4, a communicating pipeline 5, a one-way valve 6, a pressure limiting valve 7, a flow valve 8, a guide rod 9, a sliding block 10, a nozzle 11, a chassis 12, a vehicle body 13, an inclined plane structure 14, a travelling wheel 14.1, a first travelling wheel 14.2, a second travelling wheel 15, an eccentric wheel 16 and a handrail.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, a small crop weeding sprayer comprises a chassis 11, a vehicle body 12, a liquid storage tank 1 and a spraying device; the bottom of the chassis is provided with walking wheels 14, the chassis is provided with a vehicle body, the chassis at the front end of the vehicle body is provided with a spraying device, a liquid storage tank is arranged in the vehicle body, and the spraying device comprises a guide rod 8, a nozzle 10 and a communicating pipeline 4; on automobile body or chassis were located to the guide arm, the cover was equipped with slider 9 on the guide arm, on the slider was located to the nozzle, and the nozzle passed through communicating pipe and liquid reserve tank intercommunication, and the medicament in the liquid reserve tank sprays to weeds through the nozzle.
In this embodiment, the traveling wheels 14 arranged at the bottom of the chassis 11 include a first traveling wheel 14.1 and a second traveling wheel 14.2, the size of the first traveling wheel is smaller than that of the second traveling wheel, the number of the first traveling wheel and the second traveling wheel is two, the two first traveling wheels are arranged at the bottom of the chassis at the front end, and the two second traveling wheels are arranged at the bottom of the chassis at the rear end; the spraying device comprises a vehicle body, a spraying device, a chassis, a spraying device and a spraying device, wherein the vehicle body is arranged on the chassis, the front end of the vehicle body is provided with an inclined surface structure 13, one end of the inclined surface structure is connected with the front end of the chassis in an open design, the other end of the inclined surface structure is connected with the whole vehicle body, a nozzle and a guide rod of the spraying device are arranged at the opening, the guide rod is arranged along the same direction of the; the front end of the vehicle body is designed into an inclined plane structure, so that the vehicle has windward effect, is convenient for the crop weeding sprayer to walk, is beneficial to sweeping of crop branches and leaves from the inclined plane, and reduces the resistance of the crop branches and leaves; the spraying device is arranged at the lower end of the inclined plane structure and is matched with the inclined plane structure, the small walking wheels are arranged at the front end of the chassis, the large walking wheels are arranged at the rear end of the chassis, the spraying device is closer to the ground, the spraying and irrigating at the bottom of weeds can be better adapted, the pesticide can conveniently permeate the ground to the root systems of the weeds, and the weeds can be effectively removed; in addition, baffles which are obliquely arranged are arranged on two sides of the inclined plane structure, and in the weeding and spraying process between rows, the baffles on the two sides can well separate crops on two sides between rows to two sides and spray the pesticide to middle weeds. A plunger pump 3 and an air chamber 2 are arranged on a communication pipeline between the nozzle 10 and the liquid storage tank 1, a one-way valve 5 is arranged on the communication pipeline between the liquid storage tank and the plunger pump, the plunger pump is communicated with the air chamber, the one-way valve is arranged on the communication pipeline between the plunger pump and the air chamber, the air chamber is communicated with the liquid storage tank, a pressure limiting valve 6 is arranged on the communication pipeline between the air chamber and the liquid storage tank, and a flow valve 7 is arranged on the communication pipeline between the air chamber and the nozzle, so that the flow of the medicament in the pipeline can be stably adjusted, and the spraying; the plunger pump acts to pump air of the communicating pipeline, so that pressure difference is formed between the liquid storage tank and the communicating pipeline, and the medicament in the liquid storage tank flows to the nozzle quickly and is sprayed out through the nozzle. The power source of plunger pump is provided by the walking wheel, and the plunger pump is connected with the second walking wheel, and fixed mounting has the eccentric wheel on the second walking wheel, and plunger pump 3 is connected with eccentric wheel 15, and the eccentric wheel rotates along with the second walking wheel, drives the action of plunger pump and takes out pressure. The rear end of the vehicle body 12 is connected with an armrest 16, the armrest is convenient for pushing the crop weeding sprayer to walk, meanwhile, a rocking handle is arranged on the armrest, a sliding block of the spraying device is connected with the rocking handle on the armrest through a crank sliding block mechanism, the rocking handle on the armrest is manually controlled to enable the sliding block and the nozzle to move on a guide rod, and then the nozzle is moved and/or directionally sprayed.
The front end of the vehicle body is arranged into an inclined plane structure, so that crop branches and leaves can sweep over the inclined plane, the resistance of the crop branches and leaves is reduced, and the inclined plane structure has a windward effect and is convenient for a crop weeding sprayer to walk; meanwhile, baffles which are obliquely arranged are arranged on two sides of the inclined plane structure, and in the weeding and spraying process between rows, the baffles on the two sides can well separate crops on two sides between rows towards two sides, so that the spray nozzle sprays the pesticide to middle weeds. The nozzle passes through communicating pipe and liquid reserve tank intercommunication, and the nozzle is in the low side of inclined plane structure, more is close ground setting, the watering that sprays of adaptation weeds bottom that can be better, causes the medicament in the liquid reserve tank to spray infiltration to the weeds root system, effectively weeds.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A small crop weeding sprayer is characterized by comprising a chassis, a vehicle body, a liquid storage tank and a spraying device; the bottom of the chassis is provided with traveling wheels, the chassis is provided with a vehicle body, the chassis at the front end of the vehicle body is provided with a spraying device, a liquid storage tank is arranged in the vehicle body, and the spraying device comprises a guide rod, a nozzle and a communicating pipeline; the guide arm is located on the automobile body, and the nozzle slides and sets up on the guide arm, and the nozzle passes through communicating pipe and liquid reserve tank intercommunication, and the weeding medicament in the liquid reserve tank sprays weeds to the nozzle.
2. A small crop weeding sprayer as claimed in claim 1, wherein the communication conduit between the nozzle and the tank is provided with a plunger pump and an air chamber, the plunger pump is in communication with the air chamber, the air chamber is in communication with the tank, and the plunger pump acts to pump air from the communication conduit, so that a pressure difference is formed between the tank and the communication conduit, and the chemical in the tank is rapidly sprayed from the nozzle.
3. A small crop weeding sprayer as claimed in claim 2, wherein a one-way valve is provided in the communication pipe between the reservoir and the plunger pump, a one-way valve is provided in the communication pipe between the plunger pump and the air chamber, a pressure limiting valve is provided in the communication pipe between the air chamber and the reservoir, and a flow valve is provided in the communication pipe between the air chamber and the nozzle.
4. A miniature crop herbicide sprayer as set forth in claim 1 in which the road wheel is connected to a plunger pump; the walking wheel is connected with an eccentric wheel, the eccentric wheel is connected with the plunger pump, and the eccentric wheel rotates along with the walking wheel to drive the plunger pump to act.
5. A small crop weeding sprayer according to any one of claims 1 to 4, wherein the front end of the vehicle body is of a ramp structure, one end of the ramp structure is connected with the chassis in an open design, the other end of the ramp structure is connected with the whole vehicle body, and the nozzle and the guide rod of the sprayer are arranged at the opening; the inclined plane structure at the front end of the vehicle body can have a windward effect, is convenient to walk, is beneficial to sweeping of crop branches and leaves from the upper side, the two sides of the inclined plane structure are provided with baffle plates which are obliquely arranged, and the baffle plates on the two sides can well separate crops from weeds.
6. A miniature crop weeding sprayer as claimed in claim 5, wherein an armrest is attached to the rear end of the vehicle body to facilitate the sprayer to be propelled.
7. A miniature crop weeding sprayer as claimed in claim 6, wherein the guide bar is provided with a slider, the spray nozzle is provided on the slider, the armrest is provided with a rocking handle, the slider on the guide bar is connected with the rocking handle by forming a slider-crank mechanism, and the rocking handle on the armrest is manually controlled to move the slider and the spray nozzle on the guide bar, thereby realizing directional spraying of the spray nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762600.9U CN213029601U (en) | 2020-08-21 | 2020-08-21 | Small crop weeding sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762600.9U CN213029601U (en) | 2020-08-21 | 2020-08-21 | Small crop weeding sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213029601U true CN213029601U (en) | 2021-04-23 |
Family
ID=75532212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021762600.9U Expired - Fee Related CN213029601U (en) | 2020-08-21 | 2020-08-21 | Small crop weeding sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213029601U (en) |
-
2020
- 2020-08-21 CN CN202021762600.9U patent/CN213029601U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |