CN110486093A - Turbogenerator and turbine rotor connection structure - Google Patents
Turbogenerator and turbine rotor connection structure Download PDFInfo
- Publication number
- CN110486093A CN110486093A CN201810457972.1A CN201810457972A CN110486093A CN 110486093 A CN110486093 A CN 110486093A CN 201810457972 A CN201810457972 A CN 201810457972A CN 110486093 A CN110486093 A CN 110486093A
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- flange
- convex teeth
- teeth portion
- hole
- adapter ring
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
- F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The disclosure provides a kind of turbogenerator and turbine rotor connection structure, is related to turbogenerator technical field.The turbine rotor connection structure of the disclosure includes turbine wheel shaft, adapter ring, the first rotor and the second rotor.Turbine wheel shaft one end is equipped with flange, and the end face of flange is equipped with the first convex teeth portion of annular；Adapter ring is bonded with flange and outer diameter is greater than the outer diameter of flange, and the side that adapter ring fits in flange is equipped with the second convex teeth portion of annular, and the second convex teeth portion is engaged with the first convex teeth portion, and adapter ring is equipped with the third convex teeth portion of annular far from the side of flange；The first rotor is set to side of the adapter ring far from flange, and is equipped with the 4th convex teeth portion engaged with third convex teeth portion, and the first bolt and flanged joint by passing through adapter ring；Second rotor is set to adapter ring close to the side of flange, and is connect by the second bolt with adapter ring.
Description
Technical field
This disclosure relates to which turbogenerator technical field, connects in particular to a kind of turbogenerator and turbine rotor
Binding structure.
Background technique
Turbogenerator is a kind of power source common in fields such as aviation, navigation, Vehicle Engineerings, generally includes combustion gas whirlpool
The multiple types such as turbine.In existing turbogenerator, turbine wheel shaft and multiple turbine rotors thereon are essential
Component needed between different turbine rotors and between turbine rotor and turbine wheel shaft using precision bolt under normal circumstances
The connection types such as positioning is fastenedly connected, cylindrical surface seam allowance positions or involute spline connects are attached.
But the assembly or disassembly of existing connection type is complex, needs specific tooling to be just able to achieve, and centering precision
It is poor, it is difficult to meet static balance and dynamically balanced requirement.
It should be noted that information is only used for reinforcing the reason to the background of the disclosure disclosed in above-mentioned background technology part
Solution, therefore may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
The disclosure is designed to provide a kind of turbogenerator and turbine rotor connection structure, can guarantee centering precision
While, it is easy for installation and removal.
According to one aspect of the disclosure, a kind of turbine rotor connection structure is provided, comprising:
Turbine wheel shaft, one end are equipped with flange, and the end face of the flange is equipped with the first convex teeth portion of annular；
Adapter ring, is bonded with the flange and outer diameter is greater than the outer diameter of the flange, and the adapter ring fits in the method
Blue side is equipped with the second convex teeth portion of annular, and second convex teeth portion is engaged with first convex teeth portion, and the adapter ring is remote
Side from the flange is equipped with the third convex teeth portion of annular；
The first rotor, the side set on the adapter ring far from the flange, and be equipped with and engaged with the third convex teeth portion
The 4th convex teeth portion, and by pass through the adapter ring the first bolt and the flanged joint；
Second rotor set on the adapter ring close to the side of the flange, and passes through the second bolt and the adapter ring
Connection.
In a kind of exemplary embodiment of the disclosure, the flange is equipped with the flange hole for penetrating through first convex teeth portion,
The adapter ring is equipped with the first through hole for penetrating through second convex teeth portion and the third convex teeth portion, and first bolt fits through
It crosses the flange hole and the first through hole and passes through the first rotor, and fixed by the first nut.
In a kind of exemplary embodiment of the disclosure, the adapter ring is equipped with the second through-hole, and second through-hole is located at
The outside of the flange, second bolt fits through second through-hole and second rotor, and passes through the second nut
It is fixed.
In a kind of exemplary embodiment of the disclosure, first convex teeth portion, second convex teeth portion, the third are convex
Teeth portion and the 4th convex teeth portion include the double wedge of multiple annular spreads.
In a kind of exemplary embodiment of the disclosure, first bolt includes described in head, threaded portion and connection
The inner wall of the interconnecting piece on head and the threaded portion, the outer peripheral surface of the interconnecting piece and the first through hole is interference fitted.
In a kind of exemplary embodiment of the disclosure, the head is located at separate one with the adapter ring of the flange
Side, and the outer peripheral surface on the head includes at least the confined planes of a planar structure, the flange is equipped with and the limit face paste
The boss of conjunction.
In a kind of exemplary embodiment of the disclosure, the quantity of the flange hole and the first through hole be it is multiple,
And face penetrates through one by one, the quantity of first bolt is multiple, and one-to-one across the flange hole penetrated through and institute
State first through hole.
In a kind of exemplary embodiment of the disclosure, the quantity of second through-hole and second bolt is more
It is a, and each second bolt passes through second through-hole correspondingly.
In a kind of exemplary embodiment of the disclosure, second rotor is equipped with the fin of annular, and the adapter ring is matched
It closes and is set in the fin and is connected by fixing structure.
According to one aspect of the disclosure, a kind of turbogenerator is provided, is turned including turbine described in above-mentioned any one
Sub- connection structure.
The turbogenerator and turbine rotor connection structure of the disclosure, can be by adapter ring by the first rotor and the second rotor
With turbine axis connection, specifically, can engagement by the first protrusion and the second convex teeth portion and third convex teeth portion and the 4th
Positioning is realized in the engagement of convex teeth portion, to improve centering precision, and it is easy to operate.Meanwhile the first bolt by passing through adapter ring
By the flanged joint of the first rotor and turbine wheel shaft, by the second bolt by the second rotor and flanged joint, can make the first rotor and
Bitrochanteric installation and removal are more convenient.It can be easy for installation and removal while guaranteeing centering precision as a result,.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.It should be evident that the accompanying drawings in the following description is only the disclosure
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the schematic diagram of one embodiment of disclosure turbine rotor connection structure.
Fig. 2 is the schematic diagram of another embodiment of disclosure turbine rotor connection structure.
Fig. 3 is the schematic diagram of the turbine wheel shaft of disclosure embodiment turbine rotor connection structure.
Fig. 4 is the schematic diagram of the adapter ring of disclosure embodiment turbine rotor connection structure.
Fig. 5 is the turbine wheel shaft of disclosure embodiment turbine rotor connection structure and the schematic diagram of the first bolt cooperation.
Fig. 6 is the enlarged drawing in the portion A in Fig. 5.
Fig. 7 is the schematic diagram of the first bolt of disclosure embodiment turbine rotor connection structure.
Fig. 8 is B-B cross-sectional view in Fig. 7.
Fig. 9 is the second rotor of disclosure embodiment turbine rotor connection structure and the schematic diagram of the second bolt cooperation.
In figure: 1, turbine wheel shaft；11, flange；111, the first double wedge；112, flange hole；113, boss；2, adapter ring；21,
Two double wedges；22, third double wedge；23, first through hole；24, the second through-hole；3, the first rotor；31, ontology；32, extension；301,
First bolt hole；4, the second rotor；41, fin；5, the first bolt；51, head；511, confined planes；52, threaded portion；53, it connects
Portion；6, the second bolt；7, the first nut；8, the second nut.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Label indicates same or similar structure, thus the detailed description that will omit them.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the device overturning of icon, the component described in "upper" will
As the component in "lower".When certain structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures
On, or refer to that certain structure is " direct " and be arranged in other structures, or refer to that certain structure is arranged by the way that another structure is " indirect " in other knots
On structure.
Term "one", " one ", "the", " described " to indicate there are one or more elements/component part/etc.；With
Language " comprising " and " having " is to indicate the open meaning being included and refer to element/composition portion in addition to listing
Also may be present except divide/waiting other element/component part/etc.；Term " first ", " second ", " third " and " the 4th " etc. is only
It is used as label, is not the quantity limitation to its object.
Disclosure embodiment provides a kind of turbine rotor connection structure, is used for turbogenerator.Such as Fig. 1 and Fig. 2 institute
Show, the turbine rotor connection structure of disclosure embodiment may include turbine wheel shaft 1, adapter ring 2, the first rotor 3 and second turn
Son 4, in which:
One end of turbine wheel shaft 1 can be equipped with flange 11, and the end face of flange 11 can be equipped with the first convex teeth portion of annular.
Adapter ring 2 can be bonded with flange 11 and outer diameter is greater than the outer diameter of flange 11, and adapter ring 2 can fit in the one of flange 11
Side is equipped with the second convex teeth portion of annular, and the second convex teeth portion can be engaged with the first convex teeth portion, and adapter ring 2 is set far from the side of flange 11
There is the third convex teeth portion of annular.
The first rotor 3 can be set to side of the adapter ring 2 far from flange 11, and it is convex to be equipped with the 4th engaged with third convex teeth portion
Teeth portion, and the first bolt 5 by passing through adapter ring 2 is connect with flange 11.
Second rotor 4 can be set to adapter ring 2 and connect close to the side of flange 11, and by the second bolt 6 with adapter ring 2.
The turbine rotor connection structure of disclosure embodiment, turbine wheel shaft 1, the first rotor 3 and the second rotor 4 are three only
Vertical component, and can removably being connected by adapter ring 2, specifically, by the first bolt 5 for passing through adapter ring 2 by the
One rotor 3 is connect with the flange 11 of turbine wheel shaft 1, is connect the second rotor 4 with flange 11 by the second bolt 6, can be made first turn
The installation and removal of son 3 and the second rotor 4 are more convenient.Meanwhile can by the engagement of the first protrusion and the second convex teeth portion with
And the engagement of third convex teeth portion and the 4th convex teeth portion, it realizes positioning, to improve centering precision, and realizes engagement or isolated operation
Simply.It can be easy for installation and removal while guaranteeing centering precision as a result, be conducive to be individually replaced, repair or tried
It tests.
When in use, can not by turbine wheel shaft 1 from turbogenerator disassembly under the premise of, only need to be by 5 He of the first bolt
The operation of first nut 7 and operation to the second nut 8 and the second bolt 6, can tear the first rotor 3 and the second rotor 4 open
It unloads, avoids bearing caused by disassembly turbine wheel shaft 1 and oil system pollution.Meanwhile in Flight Line Maintenance, without large-scale tooling
Or lifting appliance, only need one that the replacement of power the first rotor 3 and the second rotor 4 can be realized by standard frock or tool,
It shortens maintenance time and reduces maintenance cost.
The turbine rotor connection structure of the disclosure is described in detail below:
As shown in figure 3, in one embodiment, one end of turbine wheel shaft 1 can be equipped with flange 11, and the two can be integral type knot
Structure, it is of course also possible to be individual components interconnected.End face of the flange 11 far from turbine wheel shaft 1 can be equipped with the first convex teeth portion,
It can be circular arc double wedge structure, and the first convex teeth portion may include the first double wedge 111 of multiple annular spreads, the first double wedge 111
Particular number does not do particular determination herein.
Flange 11 can also be equipped with along axially through flange 11 flange hole 112, the quantity of flange hole 112 can be it is multiple,
And it is distributed in a ring.Meanwhile flange hole 112 can penetrate through the first convex teeth portion, and the quantity of flange hole 112 is not more than the first double wedge
111 quantity, any flange hole 112 can be located on one first double wedge 111, certainly, may be alternatively located at two neighboring first double wedge 111
Between region.
As shown in figure 4, in one embodiment, adapter ring 2 can be coaxially disposed with turbine wheel shaft 1, i.e., the axis of the two is overlapped,
Adapter ring 2 can be equipped with the second convex teeth portion and three convex teeth portions, and the outer diameter of adapter ring 2 is greater than the outer diameter of flange 11, in which:
Second convex teeth portion in a ring, and can be located at the surface that adapter ring 2 is bonded with flange 11, and the second convex teeth portion may include more
The shape and size of second double wedge 21 of a annular spread, the second double wedge 21 can be with 111 phase of the first double wedge of the first convex teeth portion
Match so that the second double wedge 21 can nibble 111 conjunctions with the first double wedge, thus by the second convex teeth portion and the first convex teeth portion engage to turn
It connects ring 2 to be positioned, compared to modes such as existing spline positioning, positioning accuracy can be improved.
Third convex teeth portion in a ring, and can also be located at side of the adapter ring 2 far from flange 11, and third convex teeth portion may include more
The third double wedge 22 of a annular spread, and the shape and size of third double wedge 22 can be identical as the second double wedge 21, and third double wedge
Portion and the second convex teeth portion can be in mirror settings.
Adapter ring 2 can be equipped with first through hole 23 and the second through-hole 24 axially through adapter ring 2, in which:
The quantity of first through hole 23 is multiple, and quantity is not more than one of the second double wedge 21 and third double wedge 22, for example, the
Two double wedges 21 are identical with the quantity of third double wedge 22, and are the even-multiple of 23 quantity of first through hole.Multiple first through hole 23 can
It is distributed in a ring, and each first through hole 23 can penetrate through the second convex teeth portion and third convex teeth portion, for example, a first through hole
The second double wedge 21 and third double wedge 22 of 23 perforation mirror settings.Certainly, it is convex to may be alternatively located at two neighboring second for first through hole 23
Region between tooth 21.Each first through hole 23 fits through for one first bolt 5.
Second through-hole 24 can be located at the outside of flange 11, i.e. the second through-hole 24 is located at projection of the flange 11 on adapter ring 2
Region between the edge of adapter ring 2.The quantity of second through-hole 24 can be multiple, and be distributed in a ring, and particular number is herein
Particular determination is not done, for example, the quantity of the second through-hole 24 can be identical as the quantity of first through hole 23.Each second through-hole 24 for
One second bolt 6 fits through.
As shown in Figure 1, in one embodiment, the first rotor 3 can be located at side of the adapter ring 2 far from flange 11, first
Rotor 3 may include ontology 31 and the extension 32 positioned at ontology 31 close to the side of adapter ring 2, and extension 32 can be equipped with annular
The 4th convex teeth portion, the 4th convex teeth portion can engage with third convex teeth portion, can be nibbled from that can pass through the 4th convex teeth portion with third convex teeth portion
It closes and the first rotor 3 is positioned, improve centering precision.4th convex teeth portion may include the 4th double wedge of multiple annular spreads, and the 4th is convex
The shape and size of tooth are limited with that can engage with third double wedge 22, do not do particular determination herein.Extension 32 can also be equipped with first
Bolt hole 301, so that the first bolt 5 fits through.
The first rotor 3 can be fixedly connected by the first bolt 5 with flange 11, specifically, the first bolt 5 can fit through
Flange hole 112 and first through hole 23, and pass through the extension 32 of the first rotor 3, and fixed by the first nut 7, thus by the
One rotor 3 is fixed on flange 11.The quantity of first bolt 5 can be identical as the quantity of first through hole 23, each first through hole 23
It inside can be equipped with first bolt 5.
For example, as shown in Figure 7 and Figure 8, the first bolt 5 may include head 51, threaded portion 52 and interconnecting piece 53,
In, the outer diameter on head 51 is greater than interconnecting piece 53 and threaded portion 52, and interconnecting piece 53 may connect between head 51 and threaded portion 52, spiral shell
Line portion 52 is equipped with external screw thread.
Head 51 can be located at the separate side with adapter ring 2 of flange 11, and the outer peripheral surface on head 51 includes at least a limit
Plane 511, the confined planes 511 are plane, and flange 11 can be equipped with the boss being bonded with confined planes 511 close to the side of turbine wheel shaft 1
113, to prevent the first bolt 5 from rotating.For example, as shown in figure 8, the outer peripheral surface on head 51 is arc surface and confined planes
511 surfaces surrounded, certainly, in the other embodiment of the disclosure, the first bolt 5 is hex bolts, and head 51 has six
A confined planes 511, at least one confined planes 511 are bonded with boss 113.
Threaded portion 52 can be pierced by first through hole 23, and the first nut 7, which can be threaded connection with, is pierced by first through hole 23 in threaded portion 52
One end, the fixation that the first rotor 3 Yu flange 11 is adjusted by screwing the first nut 7, the first nut 7 can be self-locking nut
Or other types of nut.Interconnecting piece 53 can be located in first through hole 23, and some or all of outer peripheral surface of interconnecting piece 53 area
It domain can region interference fit corresponding with the inner wall of first through hole 23.
In the other embodiment of the disclosure, as shown in Fig. 2, the first rotor 3 can not include extension 32, directly exist
It is formed on ontology 31 by the 4th convex teeth portion, and is connect ontology 31 with flange 11 by the first bolt 5.
As shown in figure 9, in one embodiment, the second rotor 4 can be located at adapter ring 2 close to the side of flange 11, and lead to
The second bolt 6 is crossed to connect with adapter ring 2.Specifically, the second bolt 6 can fit through the second through-hole 24 and pass through the second rotor
4, and it is fixed by the second nut 8.For example, the second bolt 6 may also comprise head and threaded portion, and head is located at adapter ring 2
Close to the side of the first rotor 3, threaded portion passes through adapter ring 2 and the second rotor 4, and the second nut 8 is threadedly connected to the second nut 8
It is pierced by one end of the second rotor 4.In addition, the second nut 8 can be self-locking nut or other nuts.The second rotor 4 can be consolidated as a result,
Due on flange 11.The quantity of second bolt 6 can be identical as the quantity of the second through-hole 24, can be equipped in each second through-hole 24
One the second bolt 6, i.e. the second bolt 6 pass through the second through-hole 24 correspondingly.
Second rotor 4 can be equipped with the fin 41 of annular, and adapter ring 2 can cooperate in fin 41, and can pass through seam allowance knot
Structure is connect with fin 41, in order to be positioned to adapter ring 2 when installing adapter ring 2.For fixing structure, for example,
The inner wall of fin 41 can be equipped with protrusion, can be equipped with groove in the periphery of adapter ring 2, protrusion can be sticked in groove.
It should be noted that before the turbine rotor connection structure of assembly disclosure embodiment, it can be respectively to first turn
Son 3 and the second rotor 4 carry out static balance, low-speed balancing test, it is made to meet balance quality requirement；Again by 3 He of the first rotor
Second 4 groups of rotor is merged into row low-speed balancing, meanwhile, the full range of speeds is carried out to turbine wheel shaft 1 using the turbine rotor of simulation
High-speed balancing.
Disclosure embodiment also provides a kind of turbogenerator, the turbogenerator can be gas-turbine unit or
Other turbogenerators may include the turbine rotor connection structure of any of the above-described embodiment.Its advantages can refer to
The beneficial effect of above-mentioned turbine rotor connection structure, this will not be detailed here.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by appended
Claim is pointed out.
Claims (10)
1. a kind of turbine rotor connection structure characterized by comprising
Turbine wheel shaft, one end are equipped with flange, and the end face of the flange is equipped with the first convex teeth portion of annular；
Adapter ring, is bonded with the flange and outer diameter is greater than the outer diameter of the flange, and the adapter ring fits in the flange
Side is equipped with the second convex teeth portion of annular, and second convex teeth portion is engaged with first convex teeth portion, and the adapter ring is far from institute
The side for stating flange is equipped with the third convex teeth portion of annular；
The first rotor, the side set on the adapter ring far from the flange, and it is equipped with the engaged with the third convex teeth portion
Four convex teeth portions, and the first bolt by passing through the adapter ring and the flanged joint；
Second rotor set on the adapter ring close to the side of the flange, and is connect by the second bolt with the adapter ring.
2. turbine rotor connection structure according to claim 1, which is characterized in that the flange is equipped with perforation described first
The flange hole of convex teeth portion, the adapter ring are equipped with the first through hole for penetrating through second convex teeth portion and the third convex teeth portion, institute
It states the first bolt to fit through the flange hole and the first through hole and pass through the first rotor, and solid by the first nut
It is fixed.
3. turbine rotor connection structure according to claim 1, which is characterized in that the adapter ring is equipped with the second through-hole,
Second through-hole is located at the outside of the flange, and second bolt fits through second through-hole and second turn described
Son, and fixed by the second nut.
4. turbine rotor connection structure according to claim 1, which is characterized in that first convex teeth portion, described second
Convex teeth portion, the third convex teeth portion and the 4th convex teeth portion include the double wedge of multiple annular spreads.
5. turbine rotor connection structure according to claim 2, which is characterized in that first bolt includes head, spiral shell
The interconnecting piece in line portion and the connection head and the threaded portion, the outer peripheral surface of the interconnecting piece are interior with the first through hole
Wall surface interference fit.
6. turbine rotor connection structure according to claim 5, which is characterized in that it is separate that the head is located at the flange
With the side of the adapter ring, and the outer peripheral surface on the head includes at least the confined planes of a planar structure, and the flange sets
There is the boss being bonded with the confined planes.
7. turbine rotor connection structure according to claim 2, which is characterized in that the flange hole and the first through hole
Quantity be multiple, and face penetrates through one by one, and the quantity of first bolt is multiple, and one-to-one passes through perforation
The flange hole and the first through hole.
8. turbine rotor connection structure according to claim 3, which is characterized in that second through-hole and second spiral shell
The quantity of bolt is multiple, and each second bolt passes through second through-hole correspondingly.
9. turbine rotor connection structure according to claim 2, which is characterized in that second rotor is equipped with the convex of annular
Rib, the adapter ring cooperation are set in the fin and are connected by fixing structure.
10. a kind of turbogenerator, which is characterized in that including the described in any item turbine rotor connection structures of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810457972.1A CN110486093B (en) | 2018-05-14 | 2018-05-14 | Turbine engine and turbine rotor connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810457972.1A CN110486093B (en) | 2018-05-14 | 2018-05-14 | Turbine engine and turbine rotor connection structure |
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| CN110486093A true CN110486093A (en) | 2019-11-22 |
| CN110486093B CN110486093B (en) | 2022-04-05 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535867A (en) * | 2020-05-08 | 2020-08-14 | 中国航发湖南动力机械研究所 | Power turbine short shaft, turboshaft engine and aircraft |
| CN112360886A (en) * | 2020-10-28 | 2021-02-12 | 中国航发湖南动力机械研究所 | Disc shaft connecting structure |
| CN113814697A (en) * | 2020-06-18 | 2021-12-21 | 中国航发商用航空发动机有限责任公司 | Method for decomposing low-pressure turbine shaft |
| CN114136625A (en) * | 2021-10-20 | 2022-03-04 | 中国航发四川燃气涡轮研究院 | Aircraft engine rotor connection characteristic test device |
| CN114961866A (en) * | 2022-05-06 | 2022-08-30 | 中国船舶重工集团公司第七0三研究所 | Anti-drop self-locking high-temperature disc shaft connecting structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4541817A (en) * | 1981-09-18 | 1985-09-17 | Toyota Jidosha Kogyo Kabushiki Kaisha | Drive shaft assembly |
| JPH0642538A (en) * | 1991-07-27 | 1994-02-15 | Jidosha Buhin Kogyo Kk | Connecting device for universal joint |
| CN205101044U (en) * | 2015-10-29 | 2016-03-23 | 重庆永进重型机械成套设备有限责任公司 | Impeller connection structure |
| CN106439306A (en) * | 2015-08-04 | 2017-02-22 | 中国科学院物理研究所 | Rotary flange |
-
2018
- 2018-05-14 CN CN201810457972.1A patent/CN110486093B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4541817A (en) * | 1981-09-18 | 1985-09-17 | Toyota Jidosha Kogyo Kabushiki Kaisha | Drive shaft assembly |
| JPH0642538A (en) * | 1991-07-27 | 1994-02-15 | Jidosha Buhin Kogyo Kk | Connecting device for universal joint |
| CN106439306A (en) * | 2015-08-04 | 2017-02-22 | 中国科学院物理研究所 | Rotary flange |
| CN205101044U (en) * | 2015-10-29 | 2016-03-23 | 重庆永进重型机械成套设备有限责任公司 | Impeller connection structure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535867A (en) * | 2020-05-08 | 2020-08-14 | 中国航发湖南动力机械研究所 | Power turbine short shaft, turboshaft engine and aircraft |
| CN111535867B (en) * | 2020-05-08 | 2022-07-08 | 中国航发湖南动力机械研究所 | Power turbine short shaft, turboshaft engine and aircraft |
| CN113814697A (en) * | 2020-06-18 | 2021-12-21 | 中国航发商用航空发动机有限责任公司 | Method for decomposing low-pressure turbine shaft |
| CN112360886A (en) * | 2020-10-28 | 2021-02-12 | 中国航发湖南动力机械研究所 | Disc shaft connecting structure |
| CN112360886B (en) * | 2020-10-28 | 2022-03-25 | 中国航发湖南动力机械研究所 | Disc shaft connecting structure |
| CN114136625A (en) * | 2021-10-20 | 2022-03-04 | 中国航发四川燃气涡轮研究院 | Aircraft engine rotor connection characteristic test device |
| CN114961866A (en) * | 2022-05-06 | 2022-08-30 | 中国船舶重工集团公司第七0三研究所 | Anti-drop self-locking high-temperature disc shaft connecting structure |
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| Publication number | Publication date |
|---|---|
| CN110486093B (en) | 2022-04-05 |
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