CN106870164A - A kind of aero-engine fuel regulator - Google Patents
A kind of aero-engine fuel regulator Download PDFInfo
- Publication number
- CN106870164A CN106870164A CN201710195333.8A CN201710195333A CN106870164A CN 106870164 A CN106870164 A CN 106870164A CN 201710195333 A CN201710195333 A CN 201710195333A CN 106870164 A CN106870164 A CN 106870164A
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- Prior art keywords
- valve
- piston
- valve rod
- valve pocket
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
- F02C7/232—Fuel valves; Draining valves or systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The present invention relates to field of mechanical technique, a kind of aero-engine fuel regulator is disclosed, including：Valve body and valve element；Valve element is pyramidal structure, and valve element upper and lower side connects upper valve rod and lower valve rod respectively；There is valve pocket in valve body, valve pocket bottom is conical, top is cylinder；Valve pocket lower section is provided with valve port, and valve element is arranged in valve pocket, and valve element coordinates with valve port；Upper valve rod and lower valve rod coordinate with the cylindrical hole of valve body upper and lower side respectively, and sealing ring is provided between above-mentioned cylindrical hole and upper valve rod and lower valve rod；Valve pocket connects fuel feed hole, fuel feed hole connection oil outlet；Oil back chamber is provided with above valve pocket, a piston is fixed with upper valve rod, piston is arranged at below oil back chamber, sealing ring is provided between piston and valve pocket inwall, piston is formed with valve pocket inner periphery and is slidably matched.Be arranged at spill port in valve element by the present invention, and then causes that valve body structure is simple, easy to process.
Description
Technical field
The present invention relates to field of mechanical technique, more particularly to a kind of aero-engine fuel regulator.
Background technology
Vehicle fuel adjuster is a part of Hyundai Motor, belongs to the fuel oil supply system of electric-control motor.Pressure
There is adjuster pressure to adjust the effect with steady pressure, and the fuel pressure of fuel injector is controlled in 324kPa (depending on engine models
Number difference, specific pressure value also has difference).Additionally, pressure regulator can maintain fuel pipe as the check valve of fuel pump
In residual pressure.
Chinese patent ZL201120519901.3 is disclosed a kind of " small-sized fuel adjuster of turbojet engine ", and its technology will
Putting is：When in-line pressure rise, oil inlet quantity accordingly increases, and oil return line throttle hole area is progressively reduced by spring mechanism, makes
Nozzle distributive value increases sharply；Nozzle flow regulation is difficult under solving the problems, such as low operating mode, can effectively prevent from being sprayed under big operating mode again
Oil mass excessively causes engine overtemperature, reduces the difficulty of engine fuel oil system design.Above-mentioned patent in valve body due to setting
A plurality of oil circuit is counted, there is complex structure, process inconvenient shortcoming.
The content of the invention
The present invention provides a kind of aero-engine fuel regulator, and solution designs a plurality of oil in valve body in the prior art
, there is complex structure in road, process inconvenient technical problem.
The purpose of the present invention is achieved through the following technical solutions：
A kind of aero-engine fuel regulator, including：Valve body and valve element；Valve element is pyramidal structure, valve element upper and lower side point
Lian Jie not upper valve rod and lower valve rod；There is valve pocket in valve body, valve pocket bottom is conical, top is cylinder；Valve pocket lower section is set
There is valve port, valve element is arranged in valve pocket, valve element coordinates with valve port；Upper valve rod and lower valve rod respectively with the cylindrical hole of valve body upper and lower side
Coordinate, sealing ring is provided between above-mentioned cylindrical hole and upper valve rod and lower valve rod；Valve pocket connects fuel feed hole, and fuel feed hole connection is fuel-displaced
Hole；Oil back chamber is provided with above valve pocket, a piston is fixed with upper valve rod, piston is arranged at below oil back chamber, piston
Sealing ring is provided between valve pocket inwall, piston is formed with valve pocket inner periphery and is slidably matched；It is provided with valve pocket top
Spiral compression spring, spiral compression spring lower end is withstood on the step of valve pocket side wall, and spiral compression spring upper end is withstood on piston；
There is a spill port in lower valve rod and valve element inner axes position, spill port is communicated to lower valve rod lower end, and spill port top connects this
Side opening, side opening port is located at piston top.
Be arranged at spill port in valve element by the present invention, and then causes that valve body structure is simple, easy to process.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also obtain according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the present invention.
In figure：Valve body 1, oil outlet 2, valve port 3, valve element 4, spill port 5, oil back chamber 6, upper valve rod 7, lower valve rod 8, piston 9,
Spiral compression spring 10, valve pocket 11, fuel feed hole 12.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real to enable the above objects, features and advantages of the present invention more obvious understandable
The present invention is further detailed explanation to apply mode.
As shown in figure 1, a kind of aero-engine fuel regulator, including valve body 1 and valve element 4；Valve element 4 is pyramidal structure,
The upper and lower side of valve element 4 connects upper valve rod 7 and lower valve rod 8 respectively；There is valve pocket 11 in valve body 1, the bottom of valve pocket 11 is conical, top is
Cylinder；The lower section of valve pocket 11 is provided with valve port 3, and valve element 4 is arranged in valve pocket 11, and valve element 4 coordinates with valve port 3；Upper valve rod 7 is with
Valve rod 8 coordinates with the cylindrical hole of the upper and lower side of valve body 1 respectively, and sealing is provided between above-mentioned cylindrical hole and upper valve rod 7 and lower valve rod 8
Circle；Valve pocket 11 connects fuel feed hole 12, the connection oil outlet 2 of fuel feed hole 12；The top of valve pocket 11 is provided with oil back chamber 6, in upper valve rod 7
On be fixed with a piston 9, piston 9 is arranged at below oil back chamber 6, and sealing ring is provided between piston 9 and the inwall of valve pocket 11, living
Plug 9 is formed with the inner periphery of valve pocket 11 and is slidably matched；The top of valve pocket 11 is provided with spiral compression spring 10, helical compression bullet
The lower end of spring 10 is withstood on the step of the side wall of valve pocket 11, and the upper end of spiral compression spring 10 is withstood on piston 9；In lower valve rod 8 and valve element 4
There is a spill port 5 inner axes position, and spill port 5 is communicated to the lower end of lower valve rod 8, and the top of spill port 5 connects this side opening, side opening end
Mouth is located at the top of piston 9.
When using, when input pressure exceedes 10 pressure of spiral compression spring, valve port is opened, and oil flows out from oil outlet 2；Oil return
The lower end of hole 5 connects engine oil return, and when oiling pressure is high, oil return is flowed into oil back chamber 6, and piston 9 is pushed, while valve element 4
Move down, the area of valve port 3 is reduced, and then limit oil mass.Be arranged at spill port in valve element by the present invention, and then causes valve body structure
Simply, it is easy to process.
The present invention is described in detail above, specific case used herein is to principle of the invention and embodiment party
Formula is set forth, and the explanation of above example is only intended to help and understands the method for the present invention and its core concept；Meanwhile, it is right
In those of ordinary skill in the art, according to thought of the invention, change is had in specific embodiments and applications
Part, in sum, this specification content should not be construed as limiting the invention.
Claims (1)
1. a kind of aero-engine fuel regulator, it is characterised in that including：Valve body and valve element；Valve element is pyramidal structure, valve element
Upper and lower side connects upper valve rod and lower valve rod respectively；There is valve pocket in valve body, valve pocket bottom is conical, top is cylinder；Valve pocket
Lower section is provided with valve port, and valve element is arranged in valve pocket, and valve element coordinates with valve port；Upper valve rod and lower valve rod respectively with valve body upper and lower side
Cylindrical hole coordinate, be provided with sealing ring between above-mentioned cylindrical hole and upper valve rod and lower valve rod；Valve pocket connects fuel feed hole, fuel feed hole
Connection oil outlet；Oil back chamber is provided with above valve pocket, a piston is fixed with upper valve rod, piston is arranged under oil back chamber
Face, is provided with sealing ring between piston and valve pocket inwall, piston is formed with valve pocket inner periphery and is slidably matched；On valve pocket top
Spiral compression spring is provided with, spiral compression spring lower end is withstood on the step of valve pocket side wall, and spiral compression spring upper end withstands on
On piston；There is a spill port in lower valve rod and valve element inner axes position, spill port is communicated to lower valve rod lower end, spill port top
This side opening is connected, side opening port is located at piston top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710195333.8A CN106870164A (en) | 2017-03-29 | 2017-03-29 | A kind of aero-engine fuel regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710195333.8A CN106870164A (en) | 2017-03-29 | 2017-03-29 | A kind of aero-engine fuel regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106870164A true CN106870164A (en) | 2017-06-20 |
Family
ID=59159596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710195333.8A Pending CN106870164A (en) | 2017-03-29 | 2017-03-29 | A kind of aero-engine fuel regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106870164A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105499A (en) * | 2017-12-11 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of exchangeable nozzle connection component |
| CN112325333A (en) * | 2021-01-04 | 2021-02-05 | 成都裕鸢航空零部件制造有限公司 | Aeroengine oil-gas mixing method and mixing cavity structure |
| CN113702052A (en) * | 2021-08-25 | 2021-11-26 | 安徽江淮汽车集团股份有限公司 | Fuel pressure adjusting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1912470A (en) * | 2005-08-11 | 2007-02-14 | 三菱重工业株式会社 | Gas turbine combustor |
| CN101684751A (en) * | 2008-09-22 | 2010-03-31 | 贵州红林机械有限公司 | Fuel cut-off valve of reheat fuel control unit of turbofan engine |
| CN202140177U (en) * | 2011-07-07 | 2012-02-08 | 沈阳冠能燃气轮机科技有限公司 | Gas fuel flow regulating valve with large regulating ratio |
| US20130283763A1 (en) * | 2012-04-26 | 2013-10-31 | Hamilton Sundstrand Corporation | Pressure regulating valve |
| CN205260143U (en) * | 2015-12-24 | 2016-05-25 | 哈尔滨鑫华航空工业股份有限公司 | Aeroengine fuel regulator |
-
2017
- 2017-03-29 CN CN201710195333.8A patent/CN106870164A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1912470A (en) * | 2005-08-11 | 2007-02-14 | 三菱重工业株式会社 | Gas turbine combustor |
| CN101684751A (en) * | 2008-09-22 | 2010-03-31 | 贵州红林机械有限公司 | Fuel cut-off valve of reheat fuel control unit of turbofan engine |
| CN202140177U (en) * | 2011-07-07 | 2012-02-08 | 沈阳冠能燃气轮机科技有限公司 | Gas fuel flow regulating valve with large regulating ratio |
| US20130283763A1 (en) * | 2012-04-26 | 2013-10-31 | Hamilton Sundstrand Corporation | Pressure regulating valve |
| CN103423492A (en) * | 2012-04-26 | 2013-12-04 | 哈米尔顿森德斯特兰德公司 | Pressure regulating valve |
| CN205260143U (en) * | 2015-12-24 | 2016-05-25 | 哈尔滨鑫华航空工业股份有限公司 | Aeroengine fuel regulator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105499A (en) * | 2017-12-11 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of exchangeable nozzle connection component |
| CN108105499B (en) * | 2017-12-11 | 2019-08-23 | 中国航发沈阳发动机研究所 | A kind of exchangeable nozzle connection component |
| CN112325333A (en) * | 2021-01-04 | 2021-02-05 | 成都裕鸢航空零部件制造有限公司 | Aeroengine oil-gas mixing method and mixing cavity structure |
| CN113702052A (en) * | 2021-08-25 | 2021-11-26 | 安徽江淮汽车集团股份有限公司 | Fuel pressure adjusting device |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170620 |
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| RJ01 | Rejection of invention patent application after publication |