CN206001523U - A kind of flow regulator of nozzle - Google Patents
A kind of flow regulator of nozzle Download PDFInfo
- Publication number
- CN206001523U CN206001523U CN201620836308.4U CN201620836308U CN206001523U CN 206001523 U CN206001523 U CN 206001523U CN 201620836308 U CN201620836308 U CN 201620836308U CN 206001523 U CN206001523 U CN 206001523U
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- oil
- groove
- nozzle
- cup
- throttle orifice
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Abstract
The utility model discloses a kind of flow regulator of nozzle, belong to engine fuel nozzle technical field；Including：Housing, oily filter, throttle orifice cup, O-ring seal and annular collar；Housing carries externally threaded cylinder for two ends, threadeded with in-line in oil-in end, other end oil-out end is connected with nozzle also by screw thread, enclosure interior near oil-in end is provided with oil inlet passage and oil filter installing hole, and the enclosure interior near oil-out end is provided with circular cup groove and collar groove；Throttle orifice cup sidewall is provided with annular groove；Oil filter and oil filter are installed interporal lacuna cooperation and are installed, and throttle orifice cup is arranged in circular cup groove, keeps sealing by the O-ring seal in annular groove with circular cup groove, and annular collar is removably mounted in collar groove；This utility model adjusts nozzle flow effectively, avoids nozzle simultaneously and dissects repairing, improves nozzle service life and reliability.
Description
Technical field
This utility model belongs to engine fuel nozzle design field and in particular to a kind of Flow-rate adjustment of nozzle fills
Put.
Background technology
In the component test of modern gas turbines combustor, the Flow-rate adjustment of fuel nozzle typically to be carried out, to meet
The characteristic of fuel delivery use requirement of combustor, adjusts the quality of chamber temperature field simultaneously.But in order to meet fuel nozzle sealing
Property and service life and structural reliability requirement, the head sprayer unit of general fuel nozzle adopts welding structure, if spray
Mouth performance during follow-up test and use changes it is necessary to be adjusted to the flow performance of nozzle, method of adjustment
Being that reconditioning is carried out to nozzle interior spout and eddy flow core, during reconditioning, nozzle need to be dissected, thus substantially reducing nozzle service life, giving
The operation and maintenance of combustion chamber componentses brings a lot of problems.
Utility model content
The purpose of this utility model：In order to solve the above problems, the utility model proposes a kind of Flow-rate adjustment of nozzle
Device, is installed using detachable, is easy to adjust nozzle flow, simple installation.
The technical solution of the utility model：A kind of flow regulator of nozzle, including：Housing, oily filter, throttle orifice cup,
O-ring seal and annular collar；
Shell one end is oil-in end, and the other end is oil-out end, and the enclosure interior near oil-in end is provided with ladder
Hole, described shoulder hole includes two different diameter segment, respectively oil inlet passage and oil filter installing hole, near the shell at oil-out end
Body is internally provided with circular cup groove and collar groove；
There are toroidal cavity, the cup bottom center setting manhole of throttle orifice cup, throttle orifice cup side inside throttle orifice cup
Wall is provided with annular groove；
Oil filter is arranged on installs in the hole with oil filter, and throttle orifice cup is arranged in circular cup groove, by close in annular groove
Sealing rubber ring keeps sealing with circular cup groove；Annular collar is removably mounted in collar groove；Positioned at oil-in end and oil-out
The housing outer surface at end is respectively arranged with connection screw thread, is connected with in-line and nozzle respectively.
Preferably, described oil filter installing hole is provided with female thread, and described female thread filters cooperation with oil.
Preferably, the diameter with diameter greater than described manhole of described toroidal cavity.
Preferably, described manhole aperture is less than 2mm.
Technological merit of the present utility model：Structure is simple, debugging is convenient, easy to use, effectively adjusts nozzle flow, simultaneously
Avoid nozzle and dissect repairing, improve nozzle service life and reliability.
Brief description
Fig. 1 is a kind of structural representation of flow regulator one preferred embodiment of nozzle of this utility model.
Fig. 2 is the body diagram of embodiment illustrated in fig. 1.
Fig. 3 is the throttle orifice cup structure schematic diagram of embodiment illustrated in fig. 1.
Wherein, 1- housing, 2- oil filter, 3- throttle orifice cup, 4- O-ring seal, 5- annular collar, 6- oil inlet passage, 7- oil filter
Installing hole, 8- circular cup groove, 9- collar groove, 10- toroidal cavity, 11- manhole, 12- annular groove.
Specific embodiment
For making purpose, technical scheme and advantage that this utility model is implemented clearer, below in conjunction with this utility model
Accompanying drawing in embodiment, is further described in more detail to the technical scheme in this utility model embodiment.In the accompanying drawings, ad initio
To the element that same or similar label represents same or similar element or has same or like function eventually.Described reality
Applying example is a part of embodiment of this utility model, rather than whole embodiments.Embodiment below with reference to Description of Drawings
It is exemplary it is intended to be used for explaining this utility model, and it is not intended that to restriction of the present utility model.New based on this practicality
Embodiment in type, the every other enforcement that those of ordinary skill in the art are obtained under the premise of not making creative work
Example, broadly falls into the scope of this utility model protection.Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.
In description of the present utility model it is to be understood that term " " center ", " longitudinal ", " horizontal ", "front", "rear",
The orientation of instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " or position relationship are based on accompanying drawing institute
The orientation showing or position relationship, are for only for ease of description this utility model and simplify description, rather than instruction or hint indication
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The restriction of novel protected scope.
Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail, refers to Fig. 1 to Fig. 3；
A kind of flow regulator of nozzle, including：Housing 1, oil filter 2, throttle orifice cup 3, O-ring seal 4 and annular collar
5；
Housing 1 is that two ends carry externally threaded cylinder, is internally provided with cavity, and housing 1 one end is oil-in end, separately
One end is oil-out end, and threadeded with in-line in oil-in end, other end oil-out end is connected with nozzle by screw thread.
Housing 1 near oil-in end is internally provided with shoulder hole, and described shoulder hole includes two different diameter segment, point
Installing hole 7 Wei not filtered with oil by oil inlet passage 6, the internal diameter of oil inlet passage 6 is less than the internal diameter that installing hole 7 filtered by oil, and oil is filtered in installing hole 7
Surface is provided with screw thread, installs with oil filter 2 cooperation.
Housing 1 near oil-out end is internally provided with circular cup groove 8 and collar groove 9；Throttle orifice cup 3 is arranged on circular cup
In groove 8, inside throttle orifice cup 3, there is toroidal cavity 10, and cup bottom center setting manhole 11, the diameter of toroidal cavity 10
Much larger than the diameter of manhole 11, the diameter of manhole is less than 2mm, and wherein, throttle orifice cup 3 is opened according to manhole 11
Hole size is divided into different groups, and the property regulation for the nozzle of different flow demand is tried out.
Throttle orifice cup 3 is a cylinder, and its outer surface is provided with an annular groove 12, and annular groove 12 is installed one
The O-ring seal 4 of individual annular fluorubber, its cross section is circle, and throttle orifice cup 3 is kept with circular cup groove 8 by O-ring seal 4
Sealing；Achievable throttle orifice cup 3 and the elastic packing of shell inner hole.
Annular collar 5 is removably mounted in collar groove 9；Annular collar 5 available dedicated instrument is installed and is taken out, housing
Internal oil filter 2, O-ring seal 4 and the annular collar 5 installed, three has interior and installs successively outward, and demountable structure, in nozzle stream
When amount needs to adjust, elastic annular collar 5 and throttle orifice cup 3 can be decomposed by specific purpose tool, realize the replacing of throttle orifice cup 3,
Thus adjusting the flow of nozzle.
A kind of flow regulator of nozzle of this utility model, can be used for industrial combustion engine and aero-engine fuel nozzle
Can debugging debug with outlet temperature field.When carrying out nozzle test and combustion test, can avoid decomposing fuel nozzle, only pass through
The replacing of throttle orifice cup of throttling arrangement and adjust i.e. can achieve fuel flow a range of adjust it is ensured that the performance of nozzle and
The concordance of multiple nozzle flows.Its structure is simple, debugging is convenient, easy to use, effectively adjusts nozzle flow, avoids simultaneously
Nozzle is dissected and is repaired, and improves nozzle service life and reliability.
Last it is to be noted that：Above example is only in order to illustrating the technical solution of the utility model, rather than it is limited
System.Although being described in detail to this utility model with reference to the foregoing embodiments, those of ordinary skill in the art should manage
Solution：It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each embodiment of this utility model
The spirit and scope of technical scheme.
Claims (4)
1. a kind of flow regulator of nozzle is it is characterised in that include：Housing (1), oil filter (2), throttle orifice cup (3), sealing
Cushion rubber (4) and annular collar (5)；
Housing (1) one end is oil-in end, and the other end is oil-out end, and the housing (1) near oil-in end is internally provided with rank
Terraced hole, described shoulder hole includes two different diameter segment, respectively oil inlet passage (6) and oil filter installing hole (7), near fuel-displaced
The housing (1) at mouth end is internally provided with circular cup groove (8) and collar groove (9)；
There is toroidal cavity (10), the cup bottom center of throttle orifice cup (3) arranges manhole (11) inside throttle orifice cup (3),
Throttle orifice cup (3) side wall is provided with annular groove (12)；
Oil filter (2) is arranged in oil filter installing hole (7), and throttle orifice cup (3) is arranged in circular cup groove (8), by annular groove
(12) O-ring seal (4) in keeps sealing with circular cup groove (8)；Annular collar (5) is removably mounted to collar groove (9)
Interior；Housing (1) outer surface positioned at oil-in end and oil-out end is respectively arranged with connection screw thread, respectively with in-line and spray
Mouth connects.
2. a kind of nozzle according to claim 1 flow regulator it is characterised in that：Described oil filter installing hole (7)
It is provided with female thread, described female thread is coordinated with oil filter (2).
3. a kind of nozzle according to claim 1 flow regulator it is characterised in that：Described toroidal cavity (10)
Diameter with diameter greater than described manhole (11).
4. a kind of nozzle according to claim 1 flow regulator it is characterised in that：Described manhole (11) hole
Footpath is less than 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836308.4U CN206001523U (en) | 2016-08-04 | 2016-08-04 | A kind of flow regulator of nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836308.4U CN206001523U (en) | 2016-08-04 | 2016-08-04 | A kind of flow regulator of nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206001523U true CN206001523U (en) | 2017-03-08 |
Family
ID=58199698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620836308.4U Active CN206001523U (en) | 2016-08-04 | 2016-08-04 | A kind of flow regulator of nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206001523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386871A (en) * | 2018-01-10 | 2018-08-10 | 成都航利航空科技有限责任公司 | A kind of adjustable engine centrifugal formula fuel nozzle of flow |
| CN109681330A (en) * | 2019-03-06 | 2019-04-26 | 成立航空技术有限公司 | A kind of aerospace fuel flow regulating device and its adjust application method |
| CN111055051A (en) * | 2019-12-27 | 2020-04-24 | 成立航空技术有限公司 | Device and method for debugging flow of multi-nozzle welding assembly |
-
2016
- 2016-08-04 CN CN201620836308.4U patent/CN206001523U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386871A (en) * | 2018-01-10 | 2018-08-10 | 成都航利航空科技有限责任公司 | A kind of adjustable engine centrifugal formula fuel nozzle of flow |
| CN108386871B (en) * | 2018-01-10 | 2020-04-24 | 成都航利航空科技有限责任公司 | Flow-adjustable centrifugal fuel nozzle of engine |
| CN109681330A (en) * | 2019-03-06 | 2019-04-26 | 成立航空技术有限公司 | A kind of aerospace fuel flow regulating device and its adjust application method |
| CN109681330B (en) * | 2019-03-06 | 2024-04-16 | 成立航空股份有限公司 | Fuel flow adjusting device for aerospace and adjusting application method thereof |
| CN111055051A (en) * | 2019-12-27 | 2020-04-24 | 成立航空技术有限公司 | Device and method for debugging flow of multi-nozzle welding assembly |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |