CN206738024U - The adjustable convergence diffused spout device of one kind - Google Patents
The adjustable convergence diffused spout device of one kind Download PDFInfo
- Publication number
- CN206738024U CN206738024U CN201720505947.7U CN201720505947U CN206738024U CN 206738024 U CN206738024 U CN 206738024U CN 201720505947 U CN201720505947 U CN 201720505947U CN 206738024 U CN206738024 U CN 206738024U
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- CN
- China
- Prior art keywords
- adjustment sheet
- converging portion
- diffused
- hydraulic cylinder
- expansion segment
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the adjustable convergence diffused spout device of one kind, belong to space flight or aero-engine structure-design technique field.Available in the structure design of space flight or space industry engine.Purpose is to provide a kind of simple in construction, adjustable convergence diffused spout device of reliable operation.A kind of adjustable convergence expansion shape jet pipe of specific design, the jet pipe are divided into two sections, realize the converging portion and expansion segment of jet pipe respectively.By hydraulic cylinder radial motion, converging portion changes of section is directly driven, while drives expansion segment to be servo-actuated by connecting rod, realizes and controls requirement according to nozzle section.Because hydraulic cylinder radial motion applies load, required active force is much smaller than the axially loaded mode of existing scheme, therefore the operating pressure of hydraulic cylinder and size can reduce.Converging portion and expansion segment are driven with connecting rod simultaneously, simple in construction, reliable operation.This new device is mainly used in aviation field, it can also be used to space industry, is used primarily in the structure design of engine.
Description
Technical field
The utility model is more particularly to a kind of adjustable convergence diffused spout device, available in space flight or aviation field
Structure design in, specifically, belonging to space flight or aero-engine structure-design technique field.
Background technology
It is at present the energy loss of reduction exhaust section, widely used convergence in space flight or aero-engine structure design
Expand shape adjustable jet.It is most commonly seen with mechanical manipulation formula in specific implementation, mainly use Driven by Hydraulic Cylinder connecting rod machine
Structure forces adjustment sheet to rotate, and realizes the adjustment of nozzle exit.The general installation diameter for being adopted as reducing engine, hydraulic cylinder use
It is axially placed along engine, but be so actually not the maximally effective load action direction of hydraulic cylinder so that the work of hydraulic means
It is higher to make pressure requirements；Another aspect area of injection orifice control link mechanism is extremely complex, and number of parts is numerous, is unfavorable for aviation boat
The loss of weight of its equipment.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of simple in construction, the adjustable convergence diffused spray of reliable operation
Mouth device.
Specifically, adjustable convergence diffused spout device of the present utility model, including blast pipe, fixing pipe, adjustment dress
Put, fixing pipe is fixed on blast pipe, and section is L-type, and adjusting apparatus is arranged on fixed inside pipe wall at equal intervals, the adjustment dress
Put including hydraulic cylinder, connecting rod, expansion segment adjustment sheet, cylinder body one end of the hydraulic cylinder with fixing pipe L-type section parallel to row
One end of tracheae is hinged, and piston rod one end of the hydraulic cylinder is connected in the middle part of converging portion adjustment sheet, the converging portion adjustment sheet
With being hinged on fixing pipe L-type section perpendicular to one end of blast pipe, the converging portion adjustment sheet other end is adjusted with expansion segment for one end
Nodal plate is hinged, and the connecting rod two end connects converging portion adjustment sheet and expansion segment adjustment sheet respectively.
Further, the fixing pipe is welded to connect with blast pipe.
Further, lug is provided with the middle part of the converging portion adjustment sheet, cylinder body one end and the fixing pipe of the hydraulic cylinder are led to
Pin-hinges are crossed, piston rod one end of the hydraulic cylinder is bolted on lug.
Further, one end of the connecting rod is also connected on lug.
Further, lug, the converging portion regulation are provided with perpendicular to one end of blast pipe on the fixing pipe L-type section
Piece is hinged by lug and fixing pipe.
Further, the converging portion adjustment sheet and expansion segment adjustment sheet are equipped with connected structure, and the connected structure is
Groove and fin corresponding to mutually.
The beneficial effects of the utility model are：Adjustable convergence diffused spout device of the present utility model, is devised
The adjustable convergence expansion shape jet pipe of one kind, the jet pipe are divided into two sections, realize the converging portion and expansion segment of jet pipe respectively.Pass through hydraulic pressure
Cylinder radial motion, converging portion changes of section is directly driven, while drive expansion segment to be servo-actuated by connecting rod, realized according to nozzle section
Control requires.Because hydraulic cylinder radial motion applies load, required active force is much smaller than the axially loaded mode of existing scheme,
Therefore the operating pressure of hydraulic cylinder and size can reduce.Converging portion and expansion segment are driven with connecting rod simultaneously, simple in construction, work
Make reliable.It is mainly used in aviation field, it can also be used to space industry, be used primarily in the structure design of engine.
Brief description of the drawings
Fig. 1 is convergence expanding nozzle sectional structure chart.
Fig. 2 is adjustable convergence expanding nozzle C direction views.
Fig. 3 is convergence expanding nozzle B direction views.
Fig. 4 is convergence expanding nozzle A direction views.
Fig. 5 is Fig. 4 partial enlarged drawing.
Reference is as follows：1st, blast pipe, 2, fixing pipe, 3, hydraulic cylinder, 4, converging portion adjustment sheet, 5, connecting rod, 6, expansion
Section adjustment sheet, 7, lug, 8, pin, 9, bolt, 10, split pin, 11, pin, 12, split pin, 13, nut, 14, pin, 15,
Pin, 16, split pin.
Embodiment
Specific embodiment of the present utility model is illustrated below in conjunction with the accompanying drawings：
Expanding nozzle sectional structure chart is restrained as shown in figure 1, top half shows that the jet pipe is in smallest cross-sectional in Fig. 1
When each component locations state, the latter half, which is shown jet pipe and is in, does not adjust the situation of state.Fixing pipe 2 can use
Welding manner is fixed on blast pipe 1.The cylinder body top of hydraulic cylinder 3 is connected with fixing pipe 2 with pin in hinged way, lower piston
Knock-off joint is realized with the lug in convergence adjustment sheet 4 centre position in a manner of bolt and connected.Converging portion adjustment sheet 4 is adjusted with expansion segment
Piece 6 realizes servo antrol by connecting rod 5.
Fig. 2 shows the annexation of hydraulic cylinder and converging portion adjustment sheet.The cylinder body top of hydraulic cylinder 3 is in hinged way with consolidating
Fixed tube 2 is connected with pin 8, and to ensure being reliably connected for pin, the locking of connection is realized using split pin 10.Cylinder lower is lived
Stopper rod joint is connected with converging portion adjustment sheet 4, connecting rod 5 with bolt 9.Realize driving of the hydraulic cylinder to adjustment sheet.
Fig. 3 shows converging portion adjustment sheet and blast pipe, the annexation of converging portion adjustment sheet expansion segment adjustment sheet.Every
Converging portion adjustment sheet is connected using two lugs 7 by pin 11 with the lug in fixing pipe 2.The lower piston bar of hydraulic cylinder 2 connects
Head is connected with converging portion adjustment sheet by lug bolt 9, ensures the axial location of jointing with nut 13, and uses split pin
12 realize the locking of nut.Converging portion adjustment sheet 4 makes lug in afterbody, and the connection of expansion segment adjustment sheet 6 is realized with pin 14.
Connecting rod 5 is realized with pin 15 with expansion segment adjustment sheet 6 and connected, and is realized and loosened with split pin 16.Expansion segment adjustment sheet is with connecting
The connecting hole of bar is that bar is poroid, when meeting nozzle exit adjustment, the relative motion of connecting rod 5 and expansion segment adjustment sheet.To ensure to adjust
The rigidity of nodal plate, make twice reinforcement along adjustment sheet length direction in the lug position of adjustment sheet respectively；Connecting rod link position
Reinforcement is equally also made, during ensureing to adjust, adjustment sheet is indeformable.
Fig. 4 is the axial view of adjustment sheet, it is shown that the overlapping positions between each adjustment sheet, ensure that in motion process and sprays
Isolate inside pipe with outside.Converging portion adjustment sheet 4 and expansion segment adjustment sheet 6 all have groove, one section of knot for fin using one section
Structure.As shown in figure 5, the fin of adjustment sheet is inserted in the groove of adjacent adjustment sheet, partially overlapping for adjustment sheet is realized, it is final to ensure to adjust
Nodal plate is isolated in whole movement travel inner nozzle internal gas flow passage with outside.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of principle described in the utility model is not departed from, some improvements and modifications can also be made, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (6)
1. the adjustable convergence diffused spout device of one kind, including blast pipe, fixing pipe, adjusting apparatus, fixing pipe are fixed on row
On tracheae, section is L-type, and adjusting apparatus is arranged on fixed inside pipe wall at equal intervals, it is characterised in that the adjusting apparatus includes
Hydraulic cylinder, connecting rod, expansion segment adjustment sheet, cylinder body one end of the hydraulic cylinder with fixing pipe L-type section parallel to blast pipe
One end is hinged, and piston rod one end of the hydraulic cylinder is connected in the middle part of converging portion adjustment sheet, described converging portion adjustment sheet one end with
Fixing pipe L-type is hinged on section perpendicular to one end of blast pipe, and the converging portion adjustment sheet other end is cut with scissors with expansion segment adjustment sheet
Connect, the connecting rod two end connects converging portion adjustment sheet and expansion segment adjustment sheet respectively.
2. adjustable convergence diffused spout device as claimed in claim 1, it is characterised in that the fixing pipe and blast pipe
It is welded to connect.
3. adjustable convergence diffused spout device as claimed in claim 1, it is characterised in that in the converging portion adjustment sheet
Portion is provided with lug, and cylinder body one end and the fixing pipe of the hydraulic cylinder are led to by pin-hinges, piston rod one end of the hydraulic cylinder
Cross and be bolted on lug.
4. adjustable convergence diffused spout device as claimed in claim 3, it is characterised in that one end of the connecting rod also connects
It is connected on lug.
5. adjustable convergence diffused spout device as claimed in claim 1, it is characterised in that the fixing pipe L-type section
On perpendicular to one end of blast pipe be provided with lug, the converging portion adjustment sheet is hinged by lug and fixing pipe.
6. convergence diffused spout device as claimed in claim 1 adjustable, it is characterised in that the converging portion adjustment sheet and
Expansion segment adjustment sheet is equipped with connected structure, and the connected structure is mutually corresponding groove and fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720505947.7U CN206738024U (en) | 2017-04-28 | 2017-04-28 | The adjustable convergence diffused spout device of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720505947.7U CN206738024U (en) | 2017-04-28 | 2017-04-28 | The adjustable convergence diffused spout device of one kind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206738024U true CN206738024U (en) | 2017-12-12 |
Family
ID=60564273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720505947.7U Expired - Fee Related CN206738024U (en) | 2017-04-28 | 2017-04-28 | The adjustable convergence diffused spout device of one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206738024U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104974A (en) * | 2017-12-14 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of dual vector nozzle structure and with its aircraft |
| CN109518651A (en) * | 2019-01-10 | 2019-03-26 | 鞍山森远路桥股份有限公司 | The blowing snow spout of function jet snow removing vehicle |
| CN110466783A (en) * | 2019-07-26 | 2019-11-19 | 中国航发沈阳发动机研究所 | A kind of airplane tail group commutator segment component |
| CN111828196A (en) * | 2020-07-04 | 2020-10-27 | 张帅 | Aircraft engine tail nozzle |
| CN114054223A (en) * | 2021-11-15 | 2022-02-18 | 中国石油化工股份有限公司 | Cyclone separator with adjustable exhaust pipe outlet area and adjusting method thereof |
| CN114054223B (en) * | 2021-11-15 | 2024-05-17 | 中国石油化工股份有限公司 | Cyclone separator with adjustable exhaust pipe outlet area and adjusting method thereof |
-
2017
- 2017-04-28 CN CN201720505947.7U patent/CN206738024U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104974A (en) * | 2017-12-14 | 2018-06-01 | 中国航发沈阳发动机研究所 | A kind of dual vector nozzle structure and with its aircraft |
| CN109518651A (en) * | 2019-01-10 | 2019-03-26 | 鞍山森远路桥股份有限公司 | The blowing snow spout of function jet snow removing vehicle |
| CN110466783A (en) * | 2019-07-26 | 2019-11-19 | 中国航发沈阳发动机研究所 | A kind of airplane tail group commutator segment component |
| CN110466783B (en) * | 2019-07-26 | 2023-03-28 | 中国航发沈阳发动机研究所 | Aircraft afterbody fairing subassembly |
| CN111828196A (en) * | 2020-07-04 | 2020-10-27 | 张帅 | Aircraft engine tail nozzle |
| CN111828196B (en) * | 2020-07-04 | 2022-11-01 | 峰特(浙江)新材料有限公司 | Aircraft engine exhaust nozzle |
| CN114054223A (en) * | 2021-11-15 | 2022-02-18 | 中国石油化工股份有限公司 | Cyclone separator with adjustable exhaust pipe outlet area and adjusting method thereof |
| CN114054223B (en) * | 2021-11-15 | 2024-05-17 | 中国石油化工股份有限公司 | Cyclone separator with adjustable exhaust pipe outlet area and adjusting method thereof |
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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: 20171212 Termination date: 20180428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |