CN210398993U - Aerospace fuel oil spraying device - Google Patents
Aerospace fuel oil spraying device Download PDFInfo
- Publication number
- CN210398993U CN210398993U CN201920689763.XU CN201920689763U CN210398993U CN 210398993 U CN210398993 U CN 210398993U CN 201920689763 U CN201920689763 U CN 201920689763U CN 210398993 U CN210398993 U CN 210398993U
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- Prior art keywords
- oil
- pipe
- spray nozzle
- oil outlet
- nozzle
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- Expired - Fee Related
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Abstract
The utility model discloses an aerospace fuel spraying device, which comprises an outer tube, wherein a fixing hole is arranged at the center of the outer tube; the rear part of the inner pipe is provided with an oil inlet hole; an oil outlet is formed in the lower portion of the inner pipe, a gas injection device is arranged on one side of the oil outlet and comprises a gas injection pump, a gas injection pipe and a gas injection port, the gas injection port is formed in one side of the oil outlet, and the direction of the gas injection port is downward; the rear part of the gas jet is connected with the front end of a gas jet pipe, and the rear end of the gas jet pipe is connected with a gas jet pump; the existing aerospace fuel oil spraying device realizes the function of adjusting the spray beam size of the spraying nozzle by matching the ferromagnetic spherical spraying nozzle with the adjusting magnetic head, not only solves the problems of blockage, damage and shutdown of the traditional spraying nozzle, but also has simple structure and convenient use; meanwhile, the function of spraying air into fog is realized through the arranged air spraying device, and the reliability of the equipment is improved.
Description
Technical Field
The utility model relates to an aerospace fuel atomizer field specifically is an aerospace fuel atomizer.
Background
An aircraft engine is a highly complex and precise thermal machine that provides the power required for flight of an aircraft. The heart of the airplane is known as 'industrial flower', which directly affects the performance, reliability and economy of the airplane and is an important embodiment of national science and technology, industry and national defense strength.
The spray nozzles of the existing aerospace fuel oil spraying devices are fixed and single, and the spray beams of the spray nozzles cannot be adjusted, so that the problem that the whole aerospace fuel oil spraying device cannot work under the conditions of nozzle blockage and nozzle damage is directly caused, and the requirement of people is met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aerospace fuel atomizer to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the aerospace fuel oil spraying device comprises an outer pipe, wherein a fixing hole is formed in the center of the outer pipe; the rear part of the inner pipe is provided with an oil inlet hole; an oil outlet is formed in the lower portion of the inner pipe, a gas injection device is arranged on one side of the oil outlet and comprises a gas injection pump, a gas injection pipe and a gas injection port, the gas injection port is formed in one side of the oil outlet, and the direction of the gas injection port is downward; the rear part of the gas jet is connected with the front end of a gas jet pipe, and the rear end of the gas jet pipe is connected with a gas jet pump; a mounting hole is formed below the oil outlet, a spray nozzle is mounted in the mounting hole, the spray nozzle is of a spherical structure, an oil through hole is formed in the center of the upper part of the spray nozzle, and the upper part of the oil through hole is opposite to the oil outlet and the air jet; a multi-stage nozzle is arranged below the spray nozzle, and the bottom of the oil through hole is communicated with the multi-stage nozzle; the bottom of the mounting hole is provided with a spray nozzle, and the upper part of the spray nozzle is opposite to the multi-stage spray nozzle; the spray nozzle is made of ferromagnetic materials, and a fixed sleeve is arranged on the outer side of the outer pipe; the lower end of the fixed sleeve is provided with an adjusting magnetic head which is an electromagnet.
As a further aspect of the present invention: the diameter of the fixing hole is equal to that of the inner pipe, and the inner pipe is fixed in the fixing hole in an interference fit mode.
As a further aspect of the present invention: the outer pipe is of an integrally formed structure, and the inner pipe is of an integrally formed structure; the oil outlet is of an integrally formed structure.
As a further aspect of the present invention: the multistage nozzle is a through hole with the aperture size becoming smaller in sequence.
As a further aspect of the present invention: the fixed sleeve is arranged on the outer side of the outer pipe in an interference fit mode.
Compared with the prior art, the beneficial effects of the utility model are that: the aerospace fuel oil spraying device realizes the function of adjusting the size of spray beams of the spraying nozzle by matching the ferromagnetic spherical spraying nozzle with the adjusting magnetic head, not only solves the problems of blockage, damage and shutdown of the traditional spraying nozzle, but also has simple structure and convenient use; meanwhile, the function of spraying air into fog is realized through the arranged air spraying device, and the reliability of the equipment is improved.
Drawings
Fig. 1 is a schematic diagram of the internal structure of an aerospace fuel spraying device.
Fig. 2 is a left-side view structural schematic diagram of an aerospace fuel spraying device.
Fig. 3 is a schematic diagram of a right-view structure of the aerospace fuel spraying device.
In the figure: the device comprises an inner pipe 1, an outer pipe 2, a fixing sleeve 3, an oil inlet 4, an oil through hole 5, a fixing hole 6, an air injection device 7, an air injection pump 8, an air injection pipe 9, an air injection port 10, an oil outlet 11, a spray nozzle 12, a mounting hole 13, a multi-stage nozzle 14, an adjusting magnetic head 15 and a spray nozzle 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 3, in an embodiment of the present invention, an aerospace fuel spraying apparatus includes an outer tube 2, a fixing hole 6 is formed in a center of the outer tube 2, a diameter of the fixing hole 6 is equal to a diameter of an inner tube 1, the inner tube 1 is fixed in the fixing hole 6 by interference fit, and an inner spray nozzle 12 is arranged in the inner tube 2 for facilitating installation; the rear part of the inner pipe 1 is provided with an oil inlet 4, the outer pipe 2 is of an integrally formed structure, and the inner pipe 1 is of an integrally formed structure; an oil outlet 11 is formed in the lower portion of the inner tube 1, the oil outlet 11 is of an integrally formed structure, an air injection device 7 is arranged on one side of the oil outlet 11, the air injection device 7 comprises an air injection pump 8, an air injection tube 9 and an air injection port 10, the air injection port 10 is arranged on one side of the oil outlet 11, and the direction of the air injection port 10 is downward, so that air flow can conveniently flow to the atomizing nozzle 12, and the nozzle can conveniently inject air to form mist; the rear part of the gas nozzle 10 is connected with the front end of the gas injection pipe 9, the rear end of the gas injection pipe 9 is connected with a gas injection pump 8, and the gas injection pump 8 is used for supplying gas to the gas nozzle 10, so that gas supply to the nozzle is realized;
referring to fig. 1 and 2, in the embodiment of the present invention, a mounting hole 13 is disposed below the oil outlet 11, a spray nozzle 12 is mounted in the mounting hole 13, the spray nozzle 12 is of a spherical structure, an oil through hole 5 is disposed at the center of the upper portion of the spray nozzle 12, and the upper portion of the oil through hole 5 is opposite to the oil outlet 11 and the air jet 10, so that fuel oil and air flow can enter the oil through hole 5 conveniently; a multi-stage nozzle 14 is arranged below the spray nozzle 12, the bottom of the oil through hole 5 is communicated with the multi-stage nozzle 14, the multi-stage nozzle 14 is a through hole with the sequentially reduced aperture size, and the multi-stage nozzle 14 is used for conveniently adjusting the size of oil spray oil beams, so that the spraying effect is conveniently adjusted; the bottom of the mounting hole 13 is provided with a spray nozzle 16, and the upper part of the spray nozzle 16 is opposite to the multi-stage spray nozzle 14; the spray nozzle 12 is made of ferromagnetic materials, and is arranged to be conveniently matched with an adjusting magnetic head 15 to adjust the multi-stage spray nozzle 14; the outer side of the outer tube 2 is provided with a fixed sleeve 3, and the fixed sleeve 3 is arranged on the outer side of the outer tube 2 in an interference fit manner; the lower end of the fixed sleeve 3 is provided with an adjusting magnetic head 15, the adjusting magnetic head 15 is an electromagnet, and the adjusting magnetic head 15 is used for controlling the spray nozzle 12 to rotate so as to realize the adjustment of the multi-stage nozzle 14 of the spray nozzle 12;
when the fuel oil spraying device is used, fuel oil enters the oil inlet through the oil inlet hole 4, air is sprayed through the air spraying device 7, the air is sprayed into the air spraying opening 10 through the air guide pipe, the fuel oil is pushed to enter the spray nozzle 12 through the air spraying, and the fuel oil is sprayed through the spray nozzle 12; when the spraying effect is adjusted, the magnetic pole and the magnetic field intensity are adjusted by controlling the adjusting magnetic head 15, so that the spraying nozzle 12 is pushed to rotate, and the multi-stage spraying nozzle 14 is adjusted.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The aerospace fuel oil spraying device comprises an outer pipe (2), and is characterized in that a fixing hole (6) is formed in the center of the outer pipe (2); the rear part of the inner pipe (1) is provided with an oil inlet hole (4); an oil outlet (11) is formed in the lower portion of the inner pipe (1), an air injection device (7) is arranged on one side of the oil outlet (11), the air injection device (7) comprises an air injection pump (8), an air injection pipe (9) and an air injection port (10), the air injection port (10) is formed in one side of the oil outlet (11), and the air injection port (10) is downward; the rear part of the air jet opening (10) is connected with the front end of an air jet pipe (9), and the rear end of the air jet pipe (9) is connected with an air jet pump (8); a mounting hole (13) is formed below the oil outlet (11), a spray nozzle (12) is mounted in the mounting hole (13), the spray nozzle (12) is of a spherical structure, an oil through hole (5) is formed in the center of the upper portion of the spray nozzle (12), and the upper portion of the oil through hole (5) is opposite to the oil outlet (11) and the air jet (10); a multi-stage nozzle (14) is arranged below the spray nozzle (12), and the bottom of the oil through hole (5) is communicated with the multi-stage nozzle (14); the bottom of the mounting hole (13) is provided with a spray nozzle (16), and the upper part of the spray nozzle (16) is opposite to the multi-stage spray nozzle (14); the spray nozzle (12) is made of ferromagnetic materials, and a fixed sleeve (3) is arranged on the outer side of the outer pipe (2); the lower end of the fixed sleeve (3) is provided with an adjusting magnetic head (15), and the adjusting magnetic head (15) is an electromagnet.
2. An aerospace fuel spray device according to claim 1, wherein the diameter of the fixing hole (6) is equal to the diameter of the inner tube (1), the inner tube (1) being fixed in the fixing hole (6) by interference fit.
3. An aerospace fuel spray device according to claim 1, wherein the outer tube (2) is of one-piece construction and the inner tube (1) is of one-piece construction; the oil outlet (11) is of an integrally formed structure.
4. An aerospace fuel oil atomizer device according to claim 1, wherein the multi-stage nozzle orifices (14) are through-holes with successively smaller diameters.
5. An aerospace fuel atomizer device according to claim 1, wherein the mounting sleeve (3) is mounted on the outside of the outer tube (2) by interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689763.XU CN210398993U (en) | 2019-05-15 | 2019-05-15 | Aerospace fuel oil spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920689763.XU CN210398993U (en) | 2019-05-15 | 2019-05-15 | Aerospace fuel oil spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210398993U true CN210398993U (en) | 2020-04-24 |
Family
ID=70345556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920689763.XU Expired - Fee Related CN210398993U (en) | 2019-05-15 | 2019-05-15 | Aerospace fuel oil spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210398993U (en) |
-
2019
- 2019-05-15 CN CN201920689763.XU patent/CN210398993U/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: 20200424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |