CN210519907U - Agriculture and forestry spraying equipment for helicopter - Google Patents
Agriculture and forestry spraying equipment for helicopter Download PDFInfo
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- CN210519907U CN210519907U CN201921356811.XU CN201921356811U CN210519907U CN 210519907 U CN210519907 U CN 210519907U CN 201921356811 U CN201921356811 U CN 201921356811U CN 210519907 U CN210519907 U CN 210519907U
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- medicine
- mouth
- agroforestry
- spray rod
- spraying apparatus
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Abstract
An object of the utility model is to overcome prior art not enough, provide an agriculture and forestry sprinkling apparatus for helicopter, its simple structure, it is corrosion-resistant, light in weight, the bearing capacity is strong, low in cost overhauls and maintains the degree of difficulty low, and the security is high. The utility model provides an agriculture and forestry spraying apparatus for helicopter, includes the medical kit, the medical kit has with the medicine mouth, goes out medicine mouth, backward flow mouth, go out the medicine mouth and connect gradually out the import of pencil, medicine pump, intervalve and three-way valve, back flow, spray line are connected respectively to two exports of three-way valve, the back flow is connected the backward flow mouth, spray line connection sprinkler.
Description
Technical Field
The utility model relates to an agriculture and forestry helicopter technical field especially relates to an agriculture and forestry spraying apparatus for helicopter.
Background
The R44 type helicopter has huge reserve in the domestic navigation helicopter market, and agriculture and forestry spraying equipment for helicopters used by domestic navigation enterprises is mainly imported from abroad. The agriculture and forestry spraying equipment for the helicopter imported from abroad is expensive, the replacement period of accessories is long, the later maintenance cost is high, and the cost performance is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an agriculture and forestry sprinkling apparatus for helicopter, its simple structure, it is corrosion-resistant, light in weight, the bearing capacity is strong, low in cost overhauls and maintains the degree of difficulty low, and the security is high.
The purpose of the utility model is realized like this:
the utility model provides an agriculture and forestry spraying apparatus for helicopter, includes the medical kit, the medical kit has with the medicine mouth, goes out medicine mouth, backward flow mouth, go out the medicine mouth and connect gradually out the import of pencil, medicine pump, intervalve and three-way valve, back flow, spray line are connected respectively to two exports of three-way valve, the back flow is connected the backward flow mouth, spray line connection sprinkler.
Preferably, a filter is arranged between the medicine pump and the middle pipe.
Preferably, a pressure relief pipe is connected between the spraying device and the return pipe.
Preferably, sprinkler includes middle spray lance, right spray lance, the left spray lance that communicates each other, be equipped with a plurality of shower nozzles on middle spray lance, the right spray lance, the left spray lance respectively, the pressure release pipe sets up on middle spray lance.
Preferably, an emergency throwing system is arranged outside the medicine chest and used for quickly throwing all the liquid medicines.
Preferably, the medical kit includes lower casing, the upper cover plate that fixed connection is in the same place, it is provided with inside baffle to descend the internal vertically and horizontally staggered, with the space separation of medical kit for a plurality of compartments, be equipped with the discharge orifice on the inside baffle, make the intercommunication between the adjacent compartment, add medicine mouth, play medicine mouth, the different compartments of backward flow mouth connection.
Preferably, a plurality of access covers are arranged on the upper cover plate and correspond to the compartments one by one.
Preferably, a lubricating oil avoiding hole and an antenna avoiding hole are formed in the medicine chest.
Preferably, the upper cover plate, the internal partition plate, the lubricating oil avoiding hole, the antenna avoiding hole and the lower shell are made of glass fiber woven cloth and epoxy resin, the glass fiber woven cloth and the epoxy resin are respectively formed on the die by adopting a vacuum introduction method, and then the upper cover plate, the internal partition plate, the lubricating oil avoiding hole, the antenna avoiding hole and the lower shell are glued and connected into the integrated composite medicine box.
A R44 type helicopter agriculture and forestry sprays the method, switch over between two kinds of working conditions of stirring and spraying through controlling the three-way valve, wherein, under the working condition of stirring, the liquid medicine is sucked out from the medical kit through the medicine outlet pipe by the medicine pump, flow through the filter, intermediate pipe, three-way valve, return line and impact the liquid medicine in the medical kit and finish the stirring work; under the spraying working state, the liquid medicine is sucked out from the medicine box by the medicine pump through the medicine outlet pipe, flows through the filter, the middle pipe, the three-way valve and the spraying pipe, then enters the middle spray rod, the right spray rod and the left spray rod, is mostly sprayed out from the spray head, and is partially returned to the medicine box through the pressure relief pipe return pipe.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. the agriculture and forestry spraying equipment for the helicopter is simple in integral structure, easy to maintain and high in cost performance;
2. the pesticide box of the agriculture and forestry spraying equipment for the helicopter is made of composite materials, and is corrosion-resistant, light in weight and strong in bearing capacity;
3. this an agriculture and forestry spraying equipment for helicopter contains emergent system of throwing, and is safer and more reliable, especially is applicable to R44 type helicopter.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded schematic view of the medicine chest;
fig. 3 is a schematic view of the lower surface of the medicine box;
FIG. 4 is a schematic diagram of the stirring mechanism of the present invention;
FIG. 5 is a schematic diagram of the spraying of the present invention;
fig. 6 is the structure diagram of the emergency throwing system of the utility model.
Reference numerals
In the drawings, 1, a medicine box system; 2. a medicine outlet pipe; 3. a drug pump; 4. a filter; 5. an intermediate pipe; 6. a three-way valve; 7. a return pipe; 8. a spray tube; 9. a pressure relief pipe; 10. a stay bar; 11. a middle spray rod; 12. a right spray bar; 13. a left spray rod; 14. a spray head; 15. an upper cover plate; 16. an internal partition; 17. a lubricant clearance hole; 18. an antenna avoidance hole; 19. a lower housing; 20. an access opening cover; 21. hanging a lug; 22. a spray rod support; 23. a return port; 24. an emergency release system; 25. a medicine outlet; 26. a liquid level meter; 27. a medicine adding port; 28. a drive motor; 29. a rocker arm; 30. pulling a lock; 31. positioning the compactor; 32. cover plate, 33, landing gear.
Detailed Description
Referring to fig. 1-3, an agriculture and forestry spraying apparatus for helicopter includes a medicine box 1, the medicine box 1 has a medicine adding port 27, a medicine outlet 25, and a return port 23, the medicine outlet 25 connects in turn the medicine outlet 2, the medicine pump 3, the intermediate pipe 5, and the inlet of a three-way valve 6, two outlets of the three-way valve 6 connect with a return pipe 7 and a spray pipe 8 respectively, the return pipe 7 connects with the return port 23, and the spray pipe 8 connects with a spraying device. And a filter 4 is arranged between the medicine pump 3 and the middle pipe 5. And a pressure relief pipe 9 is connected between the spraying device and the return pipe 7.
An emergency throwing system 24 (adopting the technical scheme of the patent applied by the company and with the publication number of CN208291480U) is arranged outside the medicine box 1, and in an emergency state, the driving motor 28 is switched on, the driving motor 28 pulls the positioning compressor 31 to release the cover plate 32 through the rocker arm 29 and the zipper 30, and all the liquid medicine is quickly discharged.
The medical kit 1 includes lower casing 19, upper cover plate 15 that fixed connection is in the same place, vertically and horizontally staggered is provided with inside baffle 16 in the casing 19 down, with the space separation of medical kit for a plurality of compartments, be equipped with the discharge orifice on the inside baffle 16, make the intercommunication between the adjacent compartment, add medicine mouth 27, play medicine mouth 25, return opening 23 and connect different compartments. The upper cover plate 15 is provided with a plurality of access covers 20 corresponding to the compartments one by one. And a lubricating oil avoiding hole 17 and an antenna avoiding hole 18 are formed in the medicine box 1. The upper cover plate 15, the internal partition plate 16, the lubricating oil avoiding hole 17, the antenna avoiding hole 18 and the lower shell 19 are made of glass fiber woven cloth and epoxy resin, and are formed on a die by adopting a vacuum introduction method respectively, and then the upper cover plate 15, the internal partition plate 16, the lubricating oil avoiding hole 17, the antenna avoiding hole 18 and the lower shell 19 are glued and bonded into an integrated composite material medicine box. The lower shell 19 is manufactured by a combined die, the combined die is manufactured by turning over a glass fiber composite material and epoxy resin after manual shape modification by replacing wood, the abdomen of the lower shell 19 is arched by two trapezoids, the long side is inverted by an angle of 50mm multiplied by 45 degrees to enhance the rigidity and the structural stability of the box body,
the medicine chest 1 is internally provided with a suspension loop 21 which is used for being fixedly connected with an undercarriage. The inside and the outside of the medicine chest 1 are provided with a liquid level meter 26 which is communicated with the inner cavity and used for displaying liquid level. The inspection opening cover 20, the hanging lug 21, the spray rod support 22, the return opening 23, the emergency throwing system 24, the medicine outlet 25, the liquid level meter 26 and the medicine adding opening 27 are fixed on the integrated composite medicine box through bolts and sealed through sealing pieces.
The spraying device comprises a middle spray rod 11, a right spray rod 12 and a left spray rod 13 which are communicated with each other, a plurality of spray heads 14 are respectively arranged on the middle spray rod 11, the right spray rod 12 and the left spray rod 13, and the pressure relief pipe 9 is arranged on the middle spray rod 11.
The medicine outlet 25, the medicine outlet pipe 2, the medicine pump 3 and the filter 4 are connected through quick-release pipe joints; the intermediate pipe 5, the three-way valve 6, the return pipe 7 and the return port 23 are connected through a clamp; the return pipe 7, the pressure relief pipe 9 and the middle spray rod 11 are connected through threads; the three-way valve 6, the middle spray rod 11, the right spray rod 12 and the left spray rod 13 are connected through quick-release pipe joints; the middle spray rod 11 is fixed on a spray rod bracket 22 through a bolt and is supported by a stay bar 10; the spray head 14 is fixed on the middle spray rod 11, the right spray rod 12, the left spray rod and the spray rod 13 through threads; when the medicine chest 1 is installed, the medicine chest is hung on an aircraft landing gear through four lugs; and the medicine pump 3 is arranged on a skid of an undercarriage on the right side of the airplane through a customized bracket and a clamp when the medicine pump is arranged on the airplane.
A R44 type helicopter agriculture and forestry sprays the method, switch over between two kinds of working conditions of stirring and spraying through controlling the three-way valve 6, wherein, under the working condition of stirring, the liquid medicine is sucked out from the medical kit 1 through the medicine outlet pipe 2 by the medicine pump 3, flow through the filter 4, intermediate pipe 5, three-way valve 6, return line 7 and return to the medical kit and impact the liquid medicine in the medical kit and finish the stirring work; in the spraying working state, the liquid medicine is sucked out from the medicine box 1 through the medicine outlet pipe 2 by the medicine pump 3, flows through the filter 4, the middle pipe 5, the three-way valve 6 and the spraying pipe 8, enters the middle spray rod 11, the right spray rod 12 and the left spray rod 13, is mostly sprayed out from the spray head 14, and is mostly returned to the medicine box through the return pipe 7 of the pressure relief pipe 9.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. An agriculture and forestry spraying equipment for helicopter which characterized in that: including medical kit (1), medical kit (1) has with medicine mouth (27), goes out medicine mouth (25), backward flow mouth (23), go out the import that medicine mouth (25) connected gradually out pencil (2), medicine pump (3), intermediate pipe (5) and three-way valve (6), back flow (7), spray line (8) are connected respectively to two exports of three-way valve (6), back flow (7) are connected backward flow mouth (23), sprinkler is connected in spray line (8).
2. Agroforestry spraying apparatus for helicopters according to claim 1, characterized in that: a filter (4) is arranged between the medicine pump (3) and the middle pipe (5).
3. Agroforestry spraying apparatus for helicopters according to claim 1, characterized in that: a pressure relief pipe (9) is connected between the spraying device and the return pipe (7).
4. Agroforestry spraying apparatus for helicopters according to claim 3, characterized in that: the spraying device comprises a middle spray rod (11), a right spray rod (12) and a left spray rod (13) which are communicated with each other, a plurality of spray heads (14) are arranged on the middle spray rod (11), the right spray rod (12) and the left spray rod (13) respectively, and the pressure relief pipe (9) is arranged on the middle spray rod (11).
5. Agroforestry spraying apparatus for helicopters according to claim 1, characterized in that: an emergency throwing system (24) is arranged outside the medicine box (1) and used for quickly throwing all the liquid medicines.
6. Agroforestry spraying apparatus for helicopters according to claim 1, characterized in that: the medical kit (1) includes lower casing (19), upper cover plate (15) that fixed connection is in the same place, vertically and horizontally staggered is provided with inside baffle (16) in casing (19) down, with the space separation of medical kit for a plurality of compartments, be equipped with the discharge orifice on inside baffle (16), make intercommunication between the adjacent compartment, add medicine mouth (27), go out medicine mouth (25), different compartments are connected to backward flow mouth (23).
7. Agroforestry spraying apparatus for helicopters according to claim 6, characterized in that: the upper cover plate (15) is provided with a plurality of access opening covers (20) which are in one-to-one correspondence with the compartments.
8. Agroforestry spraying apparatus for helicopters according to claim 6, characterized in that: and a lubricating oil avoiding hole (17) and an antenna avoiding hole (18) are formed in the medicine box (1).
9. Agroforestry spraying apparatus for helicopters according to claim 6, characterized in that: the integrated composite medicine box is characterized in that the upper cover plate (15), the internal partition plate (16), the lubricating oil avoiding hole (17), the antenna avoiding hole (18) and the lower shell (19) are made of glass fiber woven cloth and epoxy resin, the glass fiber woven cloth and the epoxy resin are used as raw materials, the raw materials are respectively formed on a die by adopting a vacuum introduction method, and then the upper cover plate (15), the internal partition plate (16), the lubricating oil avoiding hole (17), the antenna avoiding hole (18) and the lower shell (19) are glued and bonded into the integrated composite medicine box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921356811.XU CN210519907U (en) | 2019-08-21 | 2019-08-21 | Agriculture and forestry spraying equipment for helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921356811.XU CN210519907U (en) | 2019-08-21 | 2019-08-21 | Agriculture and forestry spraying equipment for helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210519907U true CN210519907U (en) | 2020-05-15 |
Family
ID=70602096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921356811.XU Active CN210519907U (en) | 2019-08-21 | 2019-08-21 | Agriculture and forestry spraying equipment for helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210519907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110352935A (en) * | 2019-08-21 | 2019-10-22 | 重庆恩斯特龙通用航空技术研究院有限公司 | A kind of agricultural spray appliance and method for helicopter |
-
2019
- 2019-08-21 CN CN201921356811.XU patent/CN210519907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110352935A (en) * | 2019-08-21 | 2019-10-22 | 重庆恩斯特龙通用航空技术研究院有限公司 | A kind of agricultural spray appliance and method for helicopter |
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