CN107503860A - A kind of high temperature resistant jet pipe - Google Patents
A kind of high temperature resistant jet pipe Download PDFInfo
- Publication number
- CN107503860A CN107503860A CN201710531153.2A CN201710531153A CN107503860A CN 107503860 A CN107503860 A CN 107503860A CN 201710531153 A CN201710531153 A CN 201710531153A CN 107503860 A CN107503860 A CN 107503860A
- Authority
- CN
- China
- Prior art keywords
- inner nozzle
- blast pipe
- support frame
- high temperature
- temperature resistant
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/82—Jet pipe walls, e.g. liners
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a kind of high temperature resistant jet pipe, including blast pipe, inner nozzle, tail spray piece, the first support frame, the second support frame, semicircle buckle, fixing hoop and fixed screw, inner nozzle is provided with the blast pipe, the left end of the inner nozzle is provided with circular baffle plate, circular baffle plate is blocked at the port of blast pipe, and the left end of blast pipe is fixedly connected with inner nozzle by fixed screw, the support frame of middle part first and the second support frame of the inner nozzle are fixedly connected with exhaust inside pipe wall respectively, and the right-hand member of the blast pipe is provided with a tail spray piece.The high temperature resistant jet pipe of the present invention; it is reasonable in design; provided with inner nozzle and tail spray piece; the inner nozzle is made of resistant to elevated temperatures titanium alloy material; it can not only be worked long hours under severe working environment; and because the unique profile structure of inner nozzle can provide bigger power for whole turbogenerator, while provided with flexible tail spray piece, whole jet pipe can be effectively protected.
Description
Technical field
The present invention relates to a kind of jet pipe, more particularly to a kind of high temperature resistant jet pipe.
Background technology
Jet pipe is one of part of turbojet engine of jet plane, and main function is to fire jet plane
Product such as carbon dioxide, sulfur dioxide, carbon monoxide, nitrogen oxides, imperfect combustion small molecule hydrocarbon after oil firing
Matter ejects, and plays a part of waste air, while also promotes aircraft using reaction force caused by air when spraying, but
In turboprop, jet pipe provide thrust be aircraft power a part, the main power of aircraft be by
The driving propeller of turboprop provides.
A kind of high temperature resistant jet pipe is now provided, reasonable in design, provided with inner nozzle and tail spray piece, the inner nozzle uses high temperature resistant
Titanium alloy material be made, can not only be worked long hours under severe working environment, and due to the unique profile of inner nozzle
Structure can provide bigger power for whole turbogenerator, while provided with flexible tail spray piece, can be effectively protected whole
Jet pipe.
The content of the invention
It is an object of the invention to provide high temperature resistant jet pipe, to solve the problems mentioned in the above background technology.
The purpose of the present invention is achieved by following technical proposals：A kind of high temperature resistant jet pipe, including it is blast pipe, interior
Jet pipe, tail spray piece, the first support frame, the second support frame, semicircle buckle, fixing hoop and fixed screw, in the blast pipe
Provided with inner nozzle, the left end of the inner nozzle is provided with block plate, and circular baffle plate is blocked at the port of blast pipe, and the left end of blast pipe
Be fixedly connected with inner nozzle by fixed screw, the support frame of middle part first and the second support frame of the inner nozzle respectively with
Exhaust inside pipe wall is fixedly connected, and the right-hand member of the blast pipe is provided with a tail spray piece, and the tail spray piece passes through semicircle buckle with left end
It is connected with the afterbody of blast pipe, and the afterbody junction of blast pipe is correspondingly provided with fixing hoop.
Further, described tail spray piece is flexible tail spray piece.
Further, the shape of described inner nozzle is in goblet shape, and cup knee both sides are respectively equipped with the first support
The fixed angle of frame and the second support frame, first support frame and exhaust inside pipe wall is 120 degree of -160 degree, second support
The fixed angle of frame and exhaust inside pipe wall is 35 degree of -65 degree.
Further, described blast pipe afterbody is provided with circle semicircle neck corresponding with semicircle buckle.
Further, described inner nozzle is made of titanium alloy material.
Compared with prior art, it is reasonable in design the beneficial effects of the invention are as follows the high temperature resistant jet pipe of the invention, provided with interior
Jet pipe and tail spray piece, the inner nozzle are made of resistant to elevated temperatures titanium alloy material, can not only be grown under severe working environment
Time service, and because the unique profile structure of inner nozzle can provide bigger power for whole turbogenerator, set simultaneously
There is flexible tail spray piece, whole jet pipe can be effectively protected.
Brief description of the drawings
Fig. 1 is high temperature resistant jet pipe whole structure figure of the present invention；
Fig. 2 is high temperature resistant jet pipe overall structure figure of the present invention；
In figure：1st, blast pipe, 2, inner nozzle, 3, tail spray piece, the 4, first support frame, the 5, second support frame, 6, semicircle buckle,
7th, fixing hoop, 8, fixed screw.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments, is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
As shown in Figure 1-2, the invention discloses a kind of high temperature resistant jet pipe, including blast pipe 1, inner nozzle 2, tail spray piece 3,
First support frame 4, the second support frame 5, semicircle buckle 6, fixing hoop 7 and fixed screw 8, the blast pipe 1 are interior provided with interior
Jet pipe 2, the left end of the inner nozzle 2 are provided with block plate, and circular baffle plate is blocked at the port of blast pipe 1, and the left end of blast pipe 1 with
Inner nozzle 2 is fixedly connected by fixed screw 8, and middle part the first support frame 4 and the second support frame 5 of the inner nozzle 2 divide
It is not fixedly connected with the inwall of blast pipe 1, the right-hand member of the blast pipe 1 is provided with a tail spray piece 3, and the tail spray piece 3 passes through with left end
Semicircle buckle 6 is connected with the afterbody of blast pipe 1, and the afterbody junction of blast pipe 1 is correspondingly provided with fixing hoop 7, passes through clip 7
Blast pipe 1 and tail spray piece 3 are connected more firm.
Tail spray piece 3 in the present invention is flexible tail spray piece, can be effectively protected whole jet pipe；Described inner nozzle 2
Shape be in goblet shape, and cup knee both sides are respectively equipped with the first support frame 4 and the second support frame 5, first support
The fixed angle of frame 4 and the inwall of blast pipe 1 is the fixed angles of 120 degree of -160 degree, second support frame 5 and the inwall of blast pipe 1
Spend and spent for 35 degree -65, inner nozzle 2 and blast pipe 1 is fixed and is connected as a single entity, make whole jet pipe more stable.Described exhaust
The afterbody of pipe 1 is provided with circle semicircle neck corresponding with semicircle buckle 6.Described inner nozzle 2 is made of titanium alloy material, not only
It can be worked long hours under severe working environment, and because the unique profile structure of inner nozzle can be whole propeller for turboprop
Machine provides bigger power.
The high temperature resistant jet pipe of the invention, reasonable in design, provided with inner nozzle and tail spray piece, the inner nozzle is using resistant to elevated temperatures
Titanium alloy material is made, and can not only be worked long hours under severe working environment, and due to the unique profile knot of inner nozzle
Structure can provide bigger power for whole turbogenerator, while provided with flexible tail spray piece, can be effectively protected whole tail
Jet pipe.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
- A kind of 1. high temperature resistant jet pipe, it is characterised in that：Including blast pipe (1), inner nozzle (2), tail spray piece (3), the first support Frame (4), the second support frame (5), semicircle buckle (6), fixing hoop (7) and fixed screw (8), the blast pipe (1) is interior to be set There is inner nozzle (2), the left end of the inner nozzle (2) is provided with block plate, and circular baffle plate is blocked at the port of blast pipe (1), and is vented The left end of pipe (1) is fixedly connected with inner nozzle (2) by fixed screw (8), and the middle part first of the inner nozzle (2) supports Frame (4) and the second support frame (5) are fixedly connected with blast pipe (1) inwall respectively, and the right-hand member of the blast pipe (1) sprays provided with a tail Part (3), the tail spray piece (3) is connected with left end by semicircle buckle (6) with the afterbody of blast pipe (1), and the tail of blast pipe (1) Portion junction is correspondingly provided with fixing hoop (7).
- A kind of 2. high temperature resistant jet pipe according to claim 1, it is characterised in that：Described tail spray piece (3) is flexible tail Spray piece.
- A kind of 3. high temperature resistant jet pipe according to claim 1, it is characterised in that：The shape of described inner nozzle (2) is in Goblet shape, and cup knee both sides are respectively equipped with the first support frame (4) and the second support frame (5), first support frame (4) Fixed angle with blast pipe (1) inwall is 120 degree of -160 degree, second support frame (5) and the fixation of blast pipe (1) inwall Angle is 35 degree of -65 degree.
- A kind of 4. high temperature resistant jet pipe according to claim 1, it is characterised in that：Described blast pipe (1) afterbody is provided with One circle semicircle neck corresponding with semicircle buckle (6).
- A kind of 5. high temperature resistant jet pipe according to claim 1, it is characterised in that：Described inner nozzle (2) is closed using titanium Golden material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531153.2A CN107503860B (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant jet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531153.2A CN107503860B (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant jet pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107503860A true CN107503860A (en) | 2017-12-22 |
| CN107503860B CN107503860B (en) | 2019-09-03 |
Family
ID=60679662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710531153.2A Active CN107503860B (en) | 2017-07-03 | 2017-07-03 | A kind of high temperature resistant jet pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107503860B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2095201U (en) * | 1991-06-29 | 1992-02-05 | 中国科学院化工冶金研究所 | Premixing type coal oxygen mine fusion agent spray gun |
| CN1532395A (en) * | 2003-03-18 | 2004-09-29 | 浦晓亭 | AIr jet engine attached device |
| CN101633081A (en) * | 2008-12-29 | 2010-01-27 | 北京智创联合科技有限公司 | Manufacturing of composite sandwich nozzle by dynamic pressurizing transient liquid phase diffusion welding |
| CN101737200A (en) * | 2008-11-10 | 2010-06-16 | 北京航空航天大学 | Modularized heat-capacity type thrust chamber |
| KR20120027864A (en) * | 2010-09-13 | 2012-03-22 | 국방과학연구소 | Nozzle device exposed in high temperature and high velocity gas and rocket having the same |
| CN104963789A (en) * | 2015-07-11 | 2015-10-07 | 杜善骥 | Working method of Laval nozzle effect stamping oxygen production rocket |
| CN205048446U (en) * | 2015-08-11 | 2016-02-24 | 河南汇金智能装备有限公司 | Durable burner nozzle |
| CN105773082A (en) * | 2016-05-10 | 2016-07-20 | 南京航空航天大学 | Manufacturing method of engine composite exhaust nozzle |
| CN104493033B (en) * | 2014-10-31 | 2016-08-17 | 西北有色金属研究院 | A kind of integral forming technique of TC4 titanium alloy jet pipe |
| CN206206011U (en) * | 2016-10-31 | 2017-05-31 | 北京航天动力研究所 | A kind of liquid rocket engine thrust chamber sandwich for strengthening bushing with throat |
-
2017
- 2017-07-03 CN CN201710531153.2A patent/CN107503860B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2095201U (en) * | 1991-06-29 | 1992-02-05 | 中国科学院化工冶金研究所 | Premixing type coal oxygen mine fusion agent spray gun |
| CN1532395A (en) * | 2003-03-18 | 2004-09-29 | 浦晓亭 | AIr jet engine attached device |
| CN101737200A (en) * | 2008-11-10 | 2010-06-16 | 北京航空航天大学 | Modularized heat-capacity type thrust chamber |
| CN101633081A (en) * | 2008-12-29 | 2010-01-27 | 北京智创联合科技有限公司 | Manufacturing of composite sandwich nozzle by dynamic pressurizing transient liquid phase diffusion welding |
| KR20120027864A (en) * | 2010-09-13 | 2012-03-22 | 국방과학연구소 | Nozzle device exposed in high temperature and high velocity gas and rocket having the same |
| CN104493033B (en) * | 2014-10-31 | 2016-08-17 | 西北有色金属研究院 | A kind of integral forming technique of TC4 titanium alloy jet pipe |
| CN104963789A (en) * | 2015-07-11 | 2015-10-07 | 杜善骥 | Working method of Laval nozzle effect stamping oxygen production rocket |
| CN205048446U (en) * | 2015-08-11 | 2016-02-24 | 河南汇金智能装备有限公司 | Durable burner nozzle |
| CN105773082A (en) * | 2016-05-10 | 2016-07-20 | 南京航空航天大学 | Manufacturing method of engine composite exhaust nozzle |
| CN206206011U (en) * | 2016-10-31 | 2017-05-31 | 北京航天动力研究所 | A kind of liquid rocket engine thrust chamber sandwich for strengthening bushing with throat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107503860B (en) | 2019-09-03 |
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