CN110476942A - A kind of agricultural aircraft balance medicine-chest - Google Patents
A kind of agricultural aircraft balance medicine-chest Download PDFInfo
- Publication number
- CN110476942A CN110476942A CN201910946305.4A CN201910946305A CN110476942A CN 110476942 A CN110476942 A CN 110476942A CN 201910946305 A CN201910946305 A CN 201910946305A CN 110476942 A CN110476942 A CN 110476942A
- Authority
- CN
- China
- Prior art keywords
- medicine
- chest
- relay
- aircraft
- control button
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005484 gravity Effects 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000003814 drug Substances 0.000 claims abstract description 7
- 230000004992 fission Effects 0.000 claims abstract description 4
- 230000010412 perfusion Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000007921 spray Substances 0.000 description 2
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
Classifications
-
- 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
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0082—Undercarriages, frames, mountings, couplings, tanks
- A01M7/0085—Tanks
-
- 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
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
- B64D1/18—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting by spraying, e.g. insecticides
Abstract
The present invention relates to agricultural aircraft fields, i.e. a kind of agricultural aircraft balances medicine-chest, it is characterized in that, the medicine-chest is composed of three seperated medicine-chests, it is placed near the position of centre of gravity of aircraft, vent cap is arranged in the highest point of each fission medicine-chest, the lowest part of seperated medicine-chest is equipped with liquid outlet, three liquid outlets pass through perfusion tube respectively and are connected with three entrances of three six three-way electromagnetic valves, and three six three-way electromagnetic valves are controlled by control circuit, three of three six three-way electromagnetic valves export three entrances for being connected to collector, the exit of collector is equipped with motor-driven valve, motor-driven valve is connected with medicine liquid outlet.Agricultural aircraft front, middle part and tail portion can be combined or be individually positioned in the medicine-chest.Three six three-way electromagnetic valves are equipped with control circuit, and control button is arranged on the control vane of agricultural aircraft, is controlled by driver.The beneficial effect is that: dynamic adjusts the center of gravity of aircraft, improves the maneuverability and stability of aircraft, guarantees flight safety.
Description
Technical field
The present invention relates to agricultural aircraft field, i.e., a kind of agricultural aircraft balances medicine-chest.
Background technique
One airplane, in addition to thering is enough lift to carry out balancing gravity, thering is enough thrust to overcome advance resistance and have
Except good flying quality, it is necessary to which with good stability and maneuverability could fly in the sky.To flight control
It is exactly center of gravity with the maximum and most direct factor of stability influence.
The center of gravity of general aircraft is before lift position, and limit range allows gravity center shift model before and after airplane in transportation category
Enclose about 20%MAC(mean aerodynamic chord).
Normal flight Shi Quanji center of gravity is generally kept near the middle position of front and back c.g. limits, and center of gravity is within the allowable range
Changing influence to aspect and control and stability can be eliminated by driver by adjusting the methods of elevator.
And small farm spray aircraft jolts serious since its flying height is low, air-flow changes greatly, flies extremely unstable.
It sprays drug weight and oil plant weight is changing at any time, destroy the balance of aircraft at any time.It is therefore desirable to the center of gravity of contained object
It can change, to adapt to dynamic balancing of the aircraft under state of flight.
Summary of the invention
The purpose of the present invention mainly solves above-mentioned existing issue, provides a kind of agricultural aircraft balance medicine-chest,
Above-mentioned purpose is realized by the following technical solutions: a kind of agricultural aircraft balance medicine-chest, the medicine-chest is by three points
Body medicine-chest is composed, and is placed near the position of centre of gravity of aircraft, and vent cap, seperated medicine-chest is arranged in the highest point of each fission medicine-chest
Lowest part be equipped with liquid outlet, three liquid outlets pass through perfusion tube respectively and are connected with three entrances of three six three-way electromagnetic valves, and
Three six three-way electromagnetic valves are controlled by control circuit, three of three six three-way electromagnetic valves export three entrances for being connected to collector,
The exit of collector is equipped with motor-driven valve, and motor-driven valve is connected with medicine liquid outlet.
Agricultural aircraft front, middle part and tail portion can be combined or be individually positioned in the medicine-chest.
Three six three-way electromagnetic valves include valve body, spool and electromagnet, and spool is under the action of electromagnet in valve body
In horizontally slip, and in valve body have the position of left, center, right three, only one entrance of each position and one outlet communicate；
The electromagnet is controlled by control circuit, and control button SB1 and control button SB2 are arranged on the control vane of agricultural aircraft,
It is manually controlled by driver.
The control circuit include power supply, electromagnet, relay KM1, relay KM2, control button SB1, control by
Button SB2, control button SB1, the normally-closed contact of relay KM2 and the series connection of relay KM1 coil, control button SB2, relay
The normally-closed contact and relay KM2 coil of KM1 is connected, control button SB1, the normally-closed contact of relay KM2 and relay KM1 line
It is accessed after circle series circuit is in parallel with control button SB2, the normally-closed contact of relay KM1 and relay KM2 coil series circuit
The positive and negative end of power supply；Power supply is electrically connected by the normally opened contact of relay KM1 with the electromagnet in three six three-way electromagnetic valves, 2 left sides,
Power supply is electrically connected by the normally opened contact of relay KM2 with the electromagnet on the right side of three six three-way electromagnetic valves, and relay KM1's is normally closed
The normally-closed contact of contact and relay KM2 constitute interlock circuit.
The control method of agricultural aircraft balance medicine-chest is as follows: the control button that driver is arranged on control vane by manipulation
SB1 and control button SB2 people are to control three medical fluid outflows for splitting seperated medicine-chest.When aircraft is faced upward, driver pins control
Button SB1 processed, relay KM1 obtain electric, the normally opened contact KM1 closure of relay KM1, the electromagnetism in three six three-way electromagnetic valves, 2 left sides
Iron obtains electric, makes to be placed on the medical fluid outflow of agricultural aircraft tail portion split in medicine-chest three；When aircraft is bowed, driver pins control
Button SB2 processed, relay KM2 obtain electric, the normally opened contact KM2 closure of relay KM2, the electromagnetism on three six three-way electromagnetic valves, 2 right sides
Iron (203) must be electric, makes the medical fluid outflow split in medicine-chest 1 for being placed on agricultural aircraft front；When aircraft normal flight
The medical fluid outflow split in medicine-chest 2 103 being placed in the middle part of agricultural aircraft.
The beneficial effect is that: dynamic adjusts the center of gravity of aircraft, improves the maneuverability and stability of aircraft, guarantees flight peace
Entirely.
Detailed description of the invention
Fig. 1 is agricultural aircraft and balance medicine-chest connection schematic diagram；
Fig. 2 is to split balance medicine-chest schematic diagram；
Fig. 3 is solenoid valve control circuit figure；
Fig. 4 is three six three-way electromagnetic valve schematic diagrames；
Fig. 5 is three six three-way electromagnetic valve spool schematic diagrames.
As seen from the figure: medicine-chest 1, vent cap 101 split medicine-chest 1, split medicine-chest 2 103, split medicine-chest 3 104, is defeated
Liquid pipe 105, three six three-way electromagnetic valves 2, valve body 201, spool 202, electromagnet 203, collector 3, motor-driven valve 4, medicine liquid outlets 5.
Specific embodiment
The total design of the present invention is: the dynamic balancing of agricultural aircraft is realized using the method for changing the center of gravity of airplane.Because flying
Machine center of gravity is excessively forward, may cause cannot normal pull-up, the power for being applied to tailplane is bigger, cannot keep normal posture
Cruise；Excessively rearward, may cause just has new line trend (to wipe tail wind to the center of gravity of airplane when aircraft not yet accelerates to takeoff speed
Danger), several embodiments are introduced with reference to the accompanying drawing.
First embodiment, as shown in Figure 1, a kind of agricultural aircraft balance medicine-chest, which is characterized in that the medicine-chest 1 be by
Three seperated medicine-chests are composed, and are placed near the position of centre of gravity of aircraft, and vent cap is arranged in the highest point of each fission medicine-chest
101, the lowest part of seperated medicine-chest is equipped with liquid outlet, and three liquid outlets pass through perfusion tube 105 and three six three-way electromagnetic valves 2 respectively
Three entrances are connected, and control three six three-way electromagnetic valves 2 by control circuit, and three outlets of three six three-way electromagnetic valves 2 are connected to
The exit of three entrances of collector 3, collector 3 is equipped with motor-driven valve 4, and motor-driven valve 4 is connected with medicine liquid outlet 5.
Second embodiment, as shown in Fig. 2, medicine-chest 1 can be combined or be put respectively on the basis of first embodiment
It sets in agricultural aircraft front, middle part and tail portion.
3rd embodiment, as shown in Figure 4,5, on the basis of the above embodiments, three six three-way electromagnetic valves 2 include
Valve body 201, spool 201 and electromagnet 203, spool 201 horizontally slip in valve body 201 under the action of electromagnet 203, and
There is the position of left, center, right three, only one entrance of each position and one outlet communicate in valve body 201；The electromagnet
203 are controlled by control circuit, and control button SB1 and control button SB2 are arranged on the control vane of agricultural aircraft, by driver's hand
Dynamic control.
Fourth embodiment, as shown in figure 3, the control circuit includes power supply, electromagnetism on the basis of 3rd embodiment
Iron (203), relay KM1, relay KM2, control button SB1, control button SB2, control button SB1, relay KM2 it is normal
Closed contact and the series connection of relay KM1 coil, control button SB2, the normally-closed contact of relay KM1 and the series connection of relay KM2 coil,
Control button SB1, the normally-closed contact of relay KM2 and relay KM1 coil series circuit and control button SB2, relay KM1
Normally-closed contact and relay KM2 coil series circuit it is in parallel after access the positive and negative end of power supply；Power supply passes through relay KM1's
Normally opened contact is electrically connected with the electromagnet (203) in three six three-way electromagnetic valves, 2 left sides, and power supply passes through the normally opened contact of relay KM2
It is electrically connected with the electromagnet (203) on three six three-way electromagnetic valves, 2 right side, the normally-closed contact of relay KM1 is normally closed with relay KM2's
Contact constitutes interlock circuit.
There are many above control circuits, is placing splitting medicine-chest 1 and splitting medicine for agricultural aircraft front and tail portion
Case 3 104 is respectively arranged below pressure sensor, and three six three-way electromagnetic valves 2 are controlled through voltage comparator, signal amplifier,
It can be realized and automatically select the medical fluid outflow that control splits medicine-chest.
5th embodiment, the control method that agricultural aircraft balances medicine-chest are as follows: driver is arranged by manipulation in control vane
On control button SB1 and control button SB2 people be to control three medical fluid for splitting seperated medicine-chest outflows.When aircraft is faced upward,
Driver pins control button SB1, and relay KM1 obtains electric, the normally opened contact KM1 closure of relay KM1, three six three-way electromagnetic valves
The electromagnet 203 in 2 left sides must be electric, makes the medical fluid outflow split in medicine-chest 3 104 for being placed on agricultural aircraft tail portion；When aircraft is low
When head, driver pins control button SB2, and relay KM2 obtains electric, and the normally opened contact KM2 closure of relay KM2, three six logical
The electromagnet 203 on 2 right side of solenoid valve must be electric, makes the medical fluid outflow split in medicine-chest 1 for being placed on agricultural aircraft front；When
The medical fluid outflow split in medicine-chest 2 103 being placed on when aircraft normal flight in the middle part of agricultural aircraft.
Claims (5)
1. a kind of agricultural aircraft balances medicine-chest, which is characterized in that the medicine-chest (1) is composed of three seperated medicine-chests,
It is placed near the position of centre of gravity of aircraft, vent cap (101) are arranged in the highest point of each fission medicine-chest, and the lowest part of seperated medicine-chest is set
There is liquid outlet, three liquid outlets pass through perfusion tube (105) respectively and are connected with three entrances of three six three-way electromagnetic valves (2), and by
Control circuit controls three six three-way electromagnetic valves (2), and three outlets of three six three-way electromagnetic valves (2) are connected to the three of collector (3)
The exit of a entrance, collector (3) is equipped with motor-driven valve (4), and motor-driven valve (4) is connected with medicine liquid outlet (5).
2. a kind of agricultural aircraft according to claim 1 balances medicine-chest, which is characterized in that the medicine-chest (1) being capable of group
It is combined or is individually positioned in agricultural aircraft front, middle part and tail portion.
3. a kind of according to claim 1, agricultural aircraft balance medicine-chest described in 2, which is characterized in that three six energization magnetic
Valve (2) includes valve body (201), spool (201) and electromagnet (203), and spool (201) is under the action of electromagnet (203) in valve
Body horizontally slips in (201), and in valve body (201) have the position of left, center, right three, only one entrance of each position and
One outlet communicates；The electromagnet (203) is controlled by control circuit, and control button SB1 and control button SB2 are arranged in agriculture
With on the control vane of aircraft, manually controlled by driver.
4. a kind of agricultural aircraft according to claim 3 balances medicine-chest, which is characterized in that the control circuit includes electricity
Source, electromagnet (203), relay KM1, relay KM2, control button SB1, control button SB2, control button SB1, relay
The normally-closed contact and relay KM1 coil of KM2 is connected, control button SB2, the normally-closed contact of relay KM1 and relay KM2 line
Circle series connection, control button SB1, the normally-closed contact of relay KM2 and relay KM1 coil series circuit and control button SB2, after
The positive and negative end of power supply is accessed after the normally-closed contact and relay KM2 coil series circuit of electric appliance KM1 is in parallel；Power supply passes through relay
The normally opened contact of device KM1 is electrically connected with the electromagnet (203) in three six three-way electromagnetic valves, 2 left sides, and power supply is normal by relay KM2's
It opens contact to be electrically connected with the electromagnet (203) on three six three-way electromagnetic valves, 2 right sides, the normally-closed contact and relay KM2 of relay KM1
Normally-closed contact constitute interlock circuit.
5. a kind of control method of agricultural aircraft balance medicine-chest described in claim 1 is as follows: driver is existed by manipulation setting
Control button SB1 and control button SB2 people on control vane are to control three medical fluid outflows for splitting seperated medicine-chest, when aircraft is faced upward
When head, driver pins control button SB1, and relay KM1 obtains electric, and the normally opened contact KM1 closure of relay KM1, three six logical
The electromagnet (203) in 2 left side of solenoid valve must be electric, makes the medical fluid stream split in medicine-chest three (104) for being placed on agricultural aircraft tail portion
Out；When aircraft is bowed, driver pins control button SB2, and relay KM2 obtains electric, and the normally opened contact KM2 of relay KM2 is closed
Close, the electromagnet (203) on the right side of three six three-way electromagnetic valves (2) it is electric, make to be placed on agricultural aircraft front splits medicine-chest one
(102) the medical fluid outflow in；The medical fluid split in medicine-chest two (103) being placed on when aircraft normal flight in the middle part of agricultural aircraft
Outflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946305.4A CN110476942A (en) | 2019-10-04 | 2019-10-04 | A kind of agricultural aircraft balance medicine-chest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946305.4A CN110476942A (en) | 2019-10-04 | 2019-10-04 | A kind of agricultural aircraft balance medicine-chest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110476942A true CN110476942A (en) | 2019-11-22 |
Family
ID=68544801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910946305.4A Pending CN110476942A (en) | 2019-10-04 | 2019-10-04 | A kind of agricultural aircraft balance medicine-chest |
Country Status (1)
| Country | Link |
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| CN (1) | CN110476942A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201858389U (en) * | 2010-11-22 | 2011-06-08 | 南车青岛四方机车车辆股份有限公司 | Multi-path water drainage control valve |
| CN104354864A (en) * | 2014-10-29 | 2015-02-18 | 浙江大学 | Rotary wing type unmanned aerial vehicle for spraying pesticides |
| CN106114822A (en) * | 2016-08-03 | 2016-11-16 | 安阳全丰航空植保科技股份有限公司 | The dynamic many rotors agricultural plant protection helicopter flight attitude regulator control system of oil |
| CN107466995A (en) * | 2017-07-10 | 2017-12-15 | 许昌农科种业有限公司 | A kind of agricultural unmanned aerial vehicle onboard agricultural chemicals automatic-balancing system |
| CN108508809A (en) * | 2018-04-28 | 2018-09-07 | 山西农业大学 | A kind of brainpower insufflation system and method based on plant protection drone pressure type nozzle |
| CN208331332U (en) * | 2018-05-21 | 2019-01-04 | 龙岩市鑫鼎力液压机械有限公司 | A kind of roll squeezer solenoid directional control valve |
| CN211091504U (en) * | 2019-10-04 | 2020-07-28 | 通辽市神鹰飞机制造有限公司 | Agricultural aircraft balance medicine box |
-
2019
- 2019-10-04 CN CN201910946305.4A patent/CN110476942A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201858389U (en) * | 2010-11-22 | 2011-06-08 | 南车青岛四方机车车辆股份有限公司 | Multi-path water drainage control valve |
| CN104354864A (en) * | 2014-10-29 | 2015-02-18 | 浙江大学 | Rotary wing type unmanned aerial vehicle for spraying pesticides |
| CN106114822A (en) * | 2016-08-03 | 2016-11-16 | 安阳全丰航空植保科技股份有限公司 | The dynamic many rotors agricultural plant protection helicopter flight attitude regulator control system of oil |
| CN107466995A (en) * | 2017-07-10 | 2017-12-15 | 许昌农科种业有限公司 | A kind of agricultural unmanned aerial vehicle onboard agricultural chemicals automatic-balancing system |
| CN108508809A (en) * | 2018-04-28 | 2018-09-07 | 山西农业大学 | A kind of brainpower insufflation system and method based on plant protection drone pressure type nozzle |
| CN208331332U (en) * | 2018-05-21 | 2019-01-04 | 龙岩市鑫鼎力液压机械有限公司 | A kind of roll squeezer solenoid directional control valve |
| CN211091504U (en) * | 2019-10-04 | 2020-07-28 | 通辽市神鹰飞机制造有限公司 | Agricultural aircraft balance medicine box |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 028000 Mulitu Industrial Park, Horqin district, Tongliao City, Inner Mongolia Autonomous Region Applicant after: Inner Mongolia Shenying Aircraft Manufacturing Co.,Ltd. Address before: 028400 Tongliao Shenying Aircraft Manufacturing Co., Ltd. at the intersection of Tongda Road and Tongshun street, Mulitu Industrial Park, kequ District, Tongliao City, Inner Mongolia Autonomous Region Applicant before: TONGLIAO SHENYING AIRCRAFT MANUFACTURING CO.,LTD. |