CN111296401A - Weeding and pest killing device for field and working method - Google Patents
Weeding and pest killing device for field and working method Download PDFInfo
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- CN111296401A CN111296401A CN202010108121.3A CN202010108121A CN111296401A CN 111296401 A CN111296401 A CN 111296401A CN 202010108121 A CN202010108121 A CN 202010108121A CN 111296401 A CN111296401 A CN 111296401A
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- pole
- pole wheel
- wheel
- rotating shaft
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M21/00—Apparatus for the destruction of unwanted vegetation, e.g. weeds
- A01M21/04—Apparatus for destruction by steam, chemicals, burning, or electricity
- A01M21/046—Apparatus for destruction by steam, chemicals, burning, or electricity by electricity
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M17/00—Apparatus for the destruction of vermin in soil or in foodstuffs
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Food Science & Technology (AREA)
- Soil Sciences (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention relates to a field weeding and pest killing device and a working method, and the field weeding and pest killing device comprises a vehicle body, wherein the vehicle body is fixedly connected with a support through a suspension mechanism, the support is rotatably connected with a roller, the roller comprises a middle pole wheel and end pole wheels arranged on two sides of the middle pole wheel, the middle pole wheel and the end pole wheels are fixedly connected with two ends of an insulating cylinder, the middle pole wheel is electrically conducted and fixedly connected with a rotating shaft, the end pole wheels are fixedly connected with the rotating shaft in an insulating way, two ends of the rotating shaft are rotatably connected with the support in an insulating way, and the outer peripheral surfaces of the middle pole wheel and the end pole wheels are provided; the middle pole wheel and the end pole wheels can be respectively connected with two poles of a power supply system, and the pole needles and soil form a current closed loop.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a field weeding and pest killing device and a working method.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The inventor finds that in recent years, the development of green agriculture is more and more demanding, and the action of promoting zero increase of the using amount of pesticides is included, so that the use of herbicides and pesticides accounts for a main part of the using amount of pesticides in agricultural production, the pest killing cost is high, and the pesticides and the herbicides cause certain health hazards to people eating agricultural products.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a field insecticidal device which can effectively carry out insecticidal and weeding without using pesticides such as herbicides, insecticides and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the embodiment of the invention provides a field weeding and pest killing device, which comprises a vehicle body, wherein the vehicle body is fixedly connected with a support through a suspension mechanism, the support is rotatably connected with a roller, the roller comprises a middle pole wheel and end pole wheels arranged on two sides of the middle pole wheel, the middle pole wheel and the end pole wheels are fixedly connected with two ends of an insulating cylinder, the middle pole wheel is electrically conductive and fixedly connected with a rotating shaft, the end pole wheels are fixedly connected with the rotating shaft in an insulating way, two ends of the rotating shaft are rotatably connected with the support in an insulating way, and a plurality of pole needles are arranged on the outer peripheral surfaces of the middle pole wheel and the end pole wheels.
The middle pole wheel and the end pole wheels are respectively connected with two poles of a power supply system fixed on the vehicle body, and the pole needles can form a current closed loop with soil.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where a first contact electrode and a second contact electrode fixed on the bracket are disposed on both sides of the drum, the first contact electrode is in contact with a circumferential surface of the rotating shaft, the rotating shaft is capable of rotating freely, the second contact electrode is in contact with an end surface of the end pole wheel, and the end pole wheel is capable of rotating freely.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the first contact electrode and the second contact electrode are respectively connected to two poles of a power supply system.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the power supply system includes a generator, the generator is connected to a step-up transformer, the step-up transformer is configured to raise a voltage, an output circuit of the step-up transformer is connected to a rectifier circuit, the rectifier circuit is configured to convert a power-frequency alternating current output by the step-up transformer into a pulsating direct current, the rectifier circuit is sequentially connected to a filter, a regulator and a high-frequency inverter, and two poles of the high-frequency inverter are respectively connected to a first contact electrode and a second contact electrode.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein an insulating sleeve is disposed between the end pole wheel and the rotating shaft, and is used for realizing insulating fixed connection between the end pole wheel and the rotating shaft.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, and an insulating wear-resistant nylon sleeve is disposed between the rotating shaft and the bracket, so as to implement an insulating rotational connection between the rotating shaft and the bracket.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the end pole wheel includes a first hub, a plurality of pole pins are uniformly arranged on an outer circumferential surface of the first hub, and a first mounting ring is fixed to an end surface of one side of the first hub.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where the middle pole wheel includes a second hub, a plurality of pole needles are uniformly arranged on an outer circumferential surface of the second hub, and second mounting rings are fixed to two side end surfaces of the second hub.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, where a third mounting ring and a fourth mounting ring that are matched with the first mounting ring and the second mounting ring are respectively disposed at two ends of the insulating cylinder, the insulating cylinder is connected to the end pole wheels through the third mounting ring and the first mounting ring, and the insulating cylinder is connected to the middle pole wheel through the fourth mounting ring and the second mounting ring.
In a second aspect, the embodiment of the invention provides a working method of a field weeding and pest killing device, wherein an end pole wheel and a middle pole wheel are respectively connected with two poles of a power supply system, a vehicle body drives a roller to walk in the field, pole needles of the end pole wheel and the middle pole wheel are inserted into soil, the power supply system supplies power, and the end pole wheel, the middle pole wheel and the soil form a current closed loop to weed and kill pests on the soil.
The invention has the beneficial effects that:
1. the field weeding and pest killing device provided by the invention is provided with the middle pole wheel and the end pole wheels which can be respectively connected with two poles of a power supply system, the middle pole wheel and the end pole wheels are provided with pole needles which can be inserted into soil, so that the pole needles on the middle pole wheel and the end pole wheels and the soil form a closed current loop, the current can cause damage to weeds, grass seeds, insects, insect eggs and the like in the soil to achieve the effect of weeding and pest killing, pesticides are not adopted in the process of killing pests and weeding, the effect of zero increase of the pesticide usage is achieved, the pesticide usage is reduced in agricultural production, and the development of green agriculture is facilitated.
2. The field weeding and pest killing device can generate high-frequency high-voltage positive and negative pulse current under the action of the boosting transformer, the rectifying circuit, the filter, the voltage stabilizer and the high-frequency inverter, and has good pest killing and weeding effects.
3. The field weeding and weeding device provided by the invention is provided with the first contact electrode and the second contact electrode, so that the middle pole wheel and the end pole wheels can be always in an electrified state, and the effects of killing insects and weeding are ensured.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a front view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a plan view of the whole structure of embodiment 1 of the present invention;
FIG. 3 is a sectional view showing the whole structure of embodiment 1 of the present invention;
FIG. 4 is a front view of an end pole wheel according to embodiment 1 of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line A of FIG. 4 in accordance with the present invention;
FIG. 6 is a front view of a central pole wheel in accordance with embodiment 1 of the present invention;
FIG. 7 is a schematic cross-sectional view taken along line B of FIG. 6 in accordance with the present invention;
fig. 8 is a sectional view of an insulating cylinder according to embodiment 1 of the present invention;
fig. 9 is a left side view of an insulating cylinder according to embodiment 1 of the present invention;
fig. 10 is a schematic diagram of a power supply system according to embodiment 1 of the present invention;
the high-frequency inverter comprises a suspension mechanism 1, a support 2, a first support part 2-1, a second support part 2-2, a rotating shaft 3, an insulating wear-resistant nylon sleeve 4, a middle pole wheel 5, an end pole wheel 6, an insulating cylinder 7, an insulating sleeve 8, an insulating sleeve 9, a first pole needle 10, a second pole needle 11, a first flange ring 12, a second flange ring 13, a first contact electrode 14, a second contact electrode 15, a third flange ring 16, a fourth flange ring 17, a generator 18, a step-up transformer 19, a rectifying circuit 20, a filter 21, a voltage stabilizer 22 and a high-frequency inverter.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As introduced in the background art, the existing field weeding and pest killing device has large pesticide dosage and is not beneficial to the development of green agriculture, and the application provides a field weeding and pest killing device aiming at the problems.
In an exemplary embodiment example 1 of the present application, as shown in fig. 1 to 10, a field weeding and pest killing device includes a suspension mechanism 1, the suspension mechanism is an existing three-point suspension mechanism for agricultural machinery, the specific structure of which is not described in detail herein, the suspension mechanism is connected to a vehicle body, the vehicle body can drive the suspension mechanism to move, the vehicle body is an existing walking vehicle body for agricultural machinery, such as a tractor, the specific structure of which is not described in detail herein, the suspension mechanism can also be another type of suspension mechanism, and those skilled in the art can select the suspension mechanism according to actual needs as long as the fixed connection between the vehicle body and a support described below can be satisfied.
One end of the suspension mechanism is connected with the vehicle body, the other end of the suspension mechanism is fixedly connected with the support 2, and the support is of a U-shaped structure and comprises a first support part 2-1 and second support parts 2-2 fixed at two ends of the first support part.
Rotate between two second stake portions and be connected with pivot 3, be provided with insulating wear-resisting nylon cover 4 between pivot and the second stake portion, also can set up wear-resisting plastic cover between pivot and the second stake portion, as long as can satisfy insulating rotation connection can, pivot and insulating wear-resisting nylon cover are clearance fit, and the pivot can the free rotation, and with the second stake portion between insulating, unable conduction current.
The rotating shaft is fixedly connected with the roller, and the roller is arranged between the two second support parts and can rotate together with the rotating shaft.
The cylinder includes that middle part utmost point takes turns 5 and the symmetry sets up the tip utmost point wheel 6 in middle part utmost point wheel both sides, and detachable is fixed with insulating cylinder 7 between middle part utmost point wheel and the tip utmost point wheel, and fixed connection can be dismantled with middle part utmost point wheel and tip utmost point wheel to the both ends of insulating cylinder promptly, the insulating cylinder adopts insulating material to make.
The tip utmost point wheel includes first wheel hub, first wheel hub and pivot fixed connection are provided with the insulating cover 8 of being made by insulating material between first wheel hub and the pivot, and insulating cover is connected for interference fit with the pivot, and then has realized pivot and first wheel hub's insulating fixed connection, evenly be fixed with a plurality of first utmost point needles 9 along the circumference on first wheel hub's the outer peripheral face.
The middle part utmost point wheel includes second wheel hub, second wheel hub and pivot fixed connection, second wheel hub and pivot are interference fit, can do synchronous rotation with the pivot, and is connected between second wheel hub and the pivot, can electrically conduct, second wheel hub's outer peripheral face evenly is provided with a plurality of second utmost point needles 10.
A first flange ring 11 is integrally fixed on one side end face of the first hub, a plurality of first mounting holes are formed in the first flange ring, a second flange ring 12 is integrally fixed on the two side end faces of the second hub, and a plurality of second mounting holes are formed in the second flange ring.
And a third flange ring 15 and a fourth flange ring 16 which are matched with the first flange ring and the second flange ring are respectively arranged at two ends of the insulating cylinder, a third mounting hole matched with the first mounting hole is formed in the third flange ring, and a fourth mounting hole matched with the second mounting hole is formed in the fourth flange ring.
One end of the insulating cylinder is detachably and fixedly connected with the end pole wheel through a third flange ring, a first flange ring, a bolt and a nut, and the other end of the insulating cylinder is detachably and fixedly connected with the middle pole wheel through a fourth flange ring, a second flange ring, a bolt and a nut.
Of course, the insulating cylinder and the middle pole wheel and the end pole wheel can be detachably connected in other forms, for example, the insulating cylinder is inserted into the middle pole wheel and the end pole wheel and then fastened by bolts and the like.
The insulating cylinder is detachably connected with the middle pole wheel and the end pole wheel, and is convenient to maintain and replace.
A first contact electrode 13 and a second contact electrode 14 are fixed at the end parts of the two second support parts, the first contact electrode and the second contact electrode are conductive plates made of conductive materials, the conductive plates can be semicircular, rectangular or triangular, and the shapes of the conductive plates can be selected by a person skilled in the art according to actual needs. First contact electrode circular position be equipped with pivot shape assorted arc wall, first contact electrode passes through the cell surface of arc wall and the outer peripheral face contact of pivot, certainly, first contact electrode also can produce the relative slip through plane and pivot contact between first contact electrode and the pivot, and the rotation of pivot is not influenced in the contact of first contact electrode and pivot, second contact electrode one side end face and the first wheel hub terminal surface contact of tip polar wheel, and can produce the relative slip, the rotation of first wheel hub is not influenced in the contact of second contact electrode and first wheel hub.
The first contact electrode and the second contact electrode are respectively connected with two poles of a power supply system, the power supply system comprises a generator 17, the generator adopts a single-phase alternating current generator and can generate power frequency alternating current of 220V and 50Hz, the generator is connected with a step-up transformer 18, the step-up transformer is used for increasing the voltage of the alternating current generated by the generator to required high-voltage power frequency alternating current, an output circuit of the step-up transformer is connected with a rectifying circuit 19, the rectifying circuit is used for converting the power frequency alternating current output by the step-up transformer into pulsating direct current, the rectifying circuit is sequentially connected with a filter 20 and a voltage stabilizer 21 and converts the current into constant direct current, the voltage stabilizer is connected with a high-frequency inverter 22, the high-frequency inverter generates high-frequency positive and negative pulse current, and two poles of the high-frequency inverter, can output high-frequency high-voltage current and has better weeding and insecticidal effects.
In this embodiment, power supply system installs on the automobile body, can be synchronous motion along with the automobile body, and the automobile body in-process of marcing can remain the power supply state to first utmost point needle and second utmost point needle all the time, can not miss insecticidal, weeding region, has guaranteed insecticidal, weeding effect.
Example 2:
the embodiment discloses a working method of a field weeding and pest killing device, which comprises the following steps: the roller is moved to a position to be killed and weeded in the field by the vehicle body, the first contact motor and the second contact motor are respectively connected with two poles of the high-frequency inverter through electric wires, the generator is started, the vehicle body drives the roller to move, the first pole pin and the second pole pin are inserted into soil, the roller rotates under the action of the soil, the end pole wheel, the middle pole wheel and the insulating cylinder rotate along with the movement of the vehicle body, the rotating shaft, the middle pole wheel and the first contact electrode can be conductive, the second contact electrode and the end pole wheel can be conductive, therefore, the second pole pin on the middle pole wheel, the first pole pin on the end pole wheel and soil form a closed current loop, and high-voltage high-frequency current in the soil can cause damage to weeds, grass seeds, insects, ova and the like in the soil to achieve the effects of killing weeds and insects.
Adopt field weeding, insecticidal device of this embodiment, need not to use the pesticide, be favorable to green agriculture's development, and the automobile body advances the in-process, can remain the power supply state to first utmost point needle and second utmost point needle all the time, can not miss insecticidal, weeding region, guaranteed insecticidal, weeding effect.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. A field weeding and pest killing device is characterized by comprising a vehicle body, wherein the vehicle body is fixedly connected with a support through a suspension mechanism, the support is rotatably connected with a roller, the roller comprises a middle pole wheel and end pole wheels arranged on two sides of the middle pole wheel, the middle pole wheel and the end pole wheels are fixedly connected with two ends of an insulating cylinder, the middle pole wheel is electrically conducted and fixedly connected with a rotating shaft, the end pole wheels are fixedly connected with the rotating shaft in an insulating way, two ends of the rotating shaft are rotatably connected with the support in an insulating way, and a plurality of pole needles are arranged on the outer peripheral surfaces of the middle pole wheel and the end pole wheels;
the middle pole wheel and the end pole wheels are respectively connected with two poles of a power supply system fixed on the vehicle body, and the pole needles can form a current closed loop with soil.
2. A field weeding and weeding device as claimed in claim 1, wherein the roller has a first contact electrode and a second contact electrode fixed to the bracket on both sides, the first contact electrode is in contact with the circumferential surface of the rotating shaft, the rotating shaft is capable of rotating freely, the second contact electrode is in contact with the end surface of the end pole wheel, and the end pole wheel is capable of rotating freely.
3. A field weeding and pest killing device as claimed in claim 2, wherein said first contact electrode and said second contact electrode are connected to two poles of a power supply system, respectively.
4. A field weeding and pest killing device as claimed in claim 3, wherein said power supply system comprises a generator, said generator is connected through a step-up transformer, said step-up transformer is used for raising voltage, the output circuit of said step-up transformer is connected with a rectifying circuit, said rectifying circuit is used for converting the power frequency alternating current outputted by said step-up transformer into pulsating direct current, said rectifying circuit is connected with a filter, a voltage stabilizer and a high-frequency inverter in turn, and two poles of said high-frequency inverter are respectively connected with said first contact electrode and said second contact electrode.
5. A field weeding and pest killing device as claimed in claim 1, wherein an insulating sleeve is arranged between the end pole wheel and the rotating shaft for realizing the insulating fixed connection between the end pole wheel and the rotating shaft.
6. A field weeding and insecticidal device as claimed in claim 1, wherein an insulating wear-resistant nylon sleeve is provided between the rotating shaft and the support for insulating rotational connection of the rotating shaft and the support.
7. A field weeding and pest killing device as claimed in claim 1, wherein the end pole wheel comprises a first hub, a plurality of pole needles are uniformly arranged on the outer circumferential surface of the first hub, and a first mounting ring is fixed on one side end surface of the first hub.
8. A field weeding and pest killing device as claimed in claim 7, wherein the middle pole wheel comprises a second hub, a plurality of pole needles are uniformly arranged on the outer circumferential surface of the second hub, and second mounting rings are fixed on the two side end surfaces of the second hub.
9. A field weeding and pest killing device as claimed in claim 8, wherein the insulating cylinder is provided at its two ends with a third mounting ring and a fourth mounting ring respectively matching with the first mounting ring and the second mounting ring, the insulating cylinder is connected with the end pole wheels through the third mounting ring and the first mounting ring, and the insulating cylinder is connected with the middle pole wheel through the fourth mounting ring and the second mounting ring.
10. A method for operating a field weeding and insect killing device as claimed in any one of claims 1 to 9, wherein the end pole wheels and the middle pole wheel are respectively connected to two poles of a power supply system, the vehicle body drives the roller to travel in the field, the pole needles of the end pole wheels and the middle pole wheel are inserted into the soil body, the power supply system supplies power, and the end pole wheels, the middle pole wheel and the soil form a current closed loop to weed and kill the soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010108121.3A CN111296401A (en) | 2020-02-21 | 2020-02-21 | Weeding and pest killing device for field and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010108121.3A CN111296401A (en) | 2020-02-21 | 2020-02-21 | Weeding and pest killing device for field and working method |
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| Publication Number | Publication Date |
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| CN111296401A true CN111296401A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010108121.3A Pending CN111296401A (en) | 2020-02-21 | 2020-02-21 | Weeding and pest killing device for field and working method |
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| CN (1) | CN111296401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113197187A (en) * | 2021-04-23 | 2021-08-03 | 华中科技大学 | Weeding device based on high-voltage discharge |
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Cited By (1)
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| CN113197187A (en) * | 2021-04-23 | 2021-08-03 | 华中科技大学 | Weeding device based on high-voltage discharge |
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Application publication date: 20200619 |