CN109630204A - A kind of rotor balancing clump weight fixed structure - Google Patents
A kind of rotor balancing clump weight fixed structure Download PDFInfo
- Publication number
- CN109630204A CN109630204A CN201811427572.2A CN201811427572A CN109630204A CN 109630204 A CN109630204 A CN 109630204A CN 201811427572 A CN201811427572 A CN 201811427572A CN 109630204 A CN109630204 A CN 109630204A
- Authority
- CN
- China
- Prior art keywords
- clump weight
- mounting groove
- fixed structure
- rotor balancing
- bolt
- 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
- 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
- F01D5/027—Arrangements for balancing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Balance (AREA)
Abstract
The application belongs to aero-engine technology field, in particular to a kind of rotor balancing clump weight fixed structure.Structure includes: element and clump weight (2).Clump weight mounting groove is offered on the element, clump weight mounting groove is provided with clump weight installing port (5), the clump weight (2) is from clump weight installing port insertion clump weight mounting groove, and the clump weight (2) can be moved to any position of clump weight mounting groove, threaded hole is offered on the clump weight (2), the clump weight (2) are fixed to the predetermined position of clump weight mounting groove by bolt (3).The rotor balancing clump weight fixed structure of the application, balance counterweight (2) may be mounted at any angular orientation of element circumferencial direction, and the principle realization that lozenges is fixed is utilized to be reliably fixed, solves the influence for opening up pilot hole quantity in the prior art to clump weight installation site.
Description
Technical field
The application belongs to aero-engine technology field, in particular to a kind of rotor balancing clump weight fixed structure.
Background technique
Aeroengine rotor will carry out dynamic balancing, and the amount of unbalance of rotor is eliminated by installing balance counterweight additional, protect
The unbalance residual content of card rotor meets the requirements.To install balance counterweight, currently existing scheme is on some part of rotor
A some holes is along the circumferential direction designed, then balance counterweight is connected on hole with bolt or pin class formation.
Existing balance counterweight mount scheme firstly the need of along the circumferential direction designing a some holes on some part, hole
Quantity is few to be then possible to non-porous in the angular orientation for needing to install additional clump weight, and the quantity in hole is more, can weaken part strength, simultaneously
Increase processing cost.In addition, this kind of mounting structure due to hole relative to the angular distribution of the part be it is fixed, balancing
When, balance counterweight can not be accurately mounted on to the angular orientation of balancing machine requirement.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Summary of the invention
The purpose of the application there is provided a kind of rotor balancing clump weight fixed structure, with solve it is of the existing technology extremely
A few problem.
The technical solution of the application is:
A kind of rotor balancing clump weight fixed structure, comprising:
Element offers clump weight mounting groove on the element, and the clump weight mounting groove is provided with clump weight installing port；
Clump weight, the clump weight is inserted into the clump weight mounting groove from the clump weight installing port, and the counterweight
Block can be moved to any position of the clump weight mounting groove, offer threaded hole on the clump weight, by bolt by institute
State the predetermined position that clump weight is fixed to the clump weight mounting groove.
Optionally, the element is to obturage ring.
Optionally, described obturage circumferentially opens up the clump weight mounting groove on ring.
Optionally, the section of the clump weight mounting groove is trapezoidal, and trapezoidal bottom edge is located at the inside for obturaging ring.
Optionally, the trapezoidal base angle is in arc-shaped.
Optionally, the lateral surface of the clump weight is two lozenges.
Optionally, one is long and the other is short for described two lozenges.
It optionally, further include locking plate, the locking plate is for locking the bolt.
Optionally, the locking plate includes main part, limiting section and fixed part, and the limiting section is used for the limit of the bolt
Position, the side that the fixed part can be folded into the bolt resists the bolt.
It optionally, further include check washer, for the locking of the bolt.
At least there are following advantageous effects in the application:
Clump weight may be implemented in any angular orientation of rotor part in the rotor balancing clump weight fixed structure of the application
Installation, structure is simple, and positioning is reliable.
Detailed description of the invention
Fig. 1 is the overall schematic of one embodiment rotor balancing clump weight fixed structure of the application；
Fig. 2 is that the application one embodiment rotor balancing clump weight fixed structure obturages ring schematic diagram；
Fig. 3 is the sectional view of Fig. 2；
Fig. 4 is the clump weight schematic diagram of one embodiment rotor balancing clump weight fixed structure of the application；
Fig. 5 is the bolt schematic diagram of one embodiment rotor balancing clump weight fixed structure of the application；
Fig. 6 is the locking plate schematic diagram of one embodiment rotor balancing clump weight fixed structure of the application；
Wherein:
1- obturages ring；2- clump weight；3- bolt；4- locking plate；5- clump weight installing port.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application
A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under
Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application
The limitation of range.
1 to Fig. 6 the application is described in further details with reference to the accompanying drawing.
This application provides a kind of rotor balancing clump weight fixed structures, comprising: element and clump weight 2.
Specifically, offering clump weight mounting groove on element, clump weight mounting groove is provided with clump weight installing port 5, counterweight
Block 2 is from clump weight installing port insertion clump weight mounting groove, and clump weight 2 can be moved to any position of clump weight mounting groove
It sets, offers threaded hole on clump weight 2, clump weight 2 is fixed to the predetermined position of clump weight mounting groove by bolt 3.
In the embodiment of the application, element is to obturage ring 1, as shown in Fig. 2, obturaging the clump weight peace on ring 1
Tankage is opened up along its circumferential direction, and clump weight mounting groove designs a recessed portion as clump weight installing port 5 in some angular position, is matched
Pouring weight 2 is inserted into clump weight mounting groove from clump weight installing port 5, then along the circumferential angular orientation for being moved to balance and requiring.
In the embodiment of the application, the section of clump weight mounting groove is trapezoidal, and trapezoidal bottom edge is located at envelope
The inside of tight ring 1.Advantageously, trapezoidal base angle is in arc-shaped.
Further, as shown in figure 4, in the present embodiment, the lateral surface of clump weight 2 is two lozenges, two lozenges
One is long and the other is short, and centre opens up threaded hole.After clump weight 2 is moved to the predetermined position of clump weight mounting groove, the screw-in of bolt 3 is matched
In the threaded hole of pouring weight 2, when bolt 3 touches the plane of clump weight installation trench bottom, continue to tighten bolt 3, in screw thread
Under effect, the wall surface of the longer lozenges of clump weight 2 and clump weight mounting groove is compressed, and the shorter lozenges of clump weight 2 can be with
The arc-shaped base angle of itself and clump weight installation trench bottom is avoided to interfere, to influence position of the clump weight 2 in slot and in slot
Movement.
Advantageously, locking plate 4 can also be arranged in the embodiment of the application, for the installation of fitted bolt 3,
It can play the role of clamping screw 3.
As shown in fig. 6, locking plate 4 includes main part, limiting section and fixed part in the present embodiment, limiting section is used for bolt 3
Limit, the side that fixed part can be folded into bolt 3 resists bolt 3.
In the another embodiment of the application, check washer can also be set, it, can for the installation of fitted bolt 3
To play the anti-loose effect of bolt 3.
The rotor balancing clump weight fixed structure of the application, balance counterweight 2 may be mounted at appointing for element circumferencial direction
It anticipates angular orientation, and the principle realization that lozenges is fixed is utilized and is reliably fixed, solve and open up dress in the prior art
Influence of the distribution quantity to clump weight installation site.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of rotor balancing clump weight fixed structure characterized by comprising
Element offers clump weight mounting groove on the element, and the clump weight mounting groove is provided with clump weight installing port (5)；
Clump weight (2), the clump weight (2) are inserted into the clump weight mounting groove from the clump weight installing port, and described are matched
Pouring weight (2) can be moved to any position of the clump weight mounting groove, offer threaded hole on the clump weight (2), pass through
The clump weight (2) are fixed to the predetermined position of the clump weight mounting groove by bolt (3).
2. rotor balancing clump weight fixed structure according to claim 1, which is characterized in that the element is to obturage ring
(1)。
3. rotor balancing clump weight fixed structure according to claim 2, which is characterized in that described to obturage edge on ring (1)
Circumferentially open up the clump weight mounting groove.
4. rotor balancing clump weight fixed structure according to claim 3, which is characterized in that the clump weight mounting groove
Section is trapezoidal, and trapezoidal bottom edge is located at the inside for obturaging ring (1).
5. rotor balancing clump weight fixed structure according to claim 4, which is characterized in that the trapezoidal base angle is in circle
Arcuation.
6. rotor balancing clump weight fixed structure according to claim 5, which is characterized in that outside the clump weight (2)
Side is two lozenges.
7. rotor balancing clump weight fixed structure according to claim 6, which is characterized in that described two lozenges one are long
One is short.
8. rotor balancing clump weight fixed structure according to claim 1, which is characterized in that it further include locking plate (4), it is described
Locking plate (4) is for locking the bolt (3).
9. rotor balancing clump weight fixed structure according to claim 8, which is characterized in that the locking plate (4) includes master
Body portion, limiting section and fixed part, the limiting section are used for the limit of the bolt (3), and the fixed part can be folded into institute
The side for stating bolt (3) resists the bolt (3).
10. rotor balancing clump weight fixed structure according to claim 1, which is characterized in that further include check washer, use
In the locking of the bolt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811427572.2A CN109630204B (en) | 2018-11-27 | 2018-11-27 | Rotor balancing weight block fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811427572.2A CN109630204B (en) | 2018-11-27 | 2018-11-27 | Rotor balancing weight block fixing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630204A true CN109630204A (en) | 2019-04-16 |
| CN109630204B CN109630204B (en) | 2021-08-17 |
Family
ID=66069654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811427572.2A Active CN109630204B (en) | 2018-11-27 | 2018-11-27 | Rotor balancing weight block fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109630204B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111473092A (en) * | 2020-04-21 | 2020-07-31 | 中国航发沈阳发动机研究所 | Complete machine balance structure and engine with same |
| CN114263632A (en) * | 2021-10-22 | 2022-04-01 | 中国航发沈阳发动机研究所 | Rotor component of engine fan |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008106758A (en) * | 2006-10-24 | 2008-05-08 | Snecma | Rotor balancing system of turbomachine |
| CN204628103U (en) * | 2015-05-19 | 2015-09-09 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of Balance disc rotor structure that can be used for Compressor test part |
| CN105298561A (en) * | 2015-11-20 | 2016-02-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Packing-off piece installation device of turbine stator blades and use method of packing-off piece installation device |
| CN206712595U (en) * | 2017-05-23 | 2017-12-05 | 濮阳市华南重工科技有限公司 | A kind of rotor balance block assembly |
-
2018
- 2018-11-27 CN CN201811427572.2A patent/CN109630204B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008106758A (en) * | 2006-10-24 | 2008-05-08 | Snecma | Rotor balancing system of turbomachine |
| CN204628103U (en) * | 2015-05-19 | 2015-09-09 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of Balance disc rotor structure that can be used for Compressor test part |
| CN105298561A (en) * | 2015-11-20 | 2016-02-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Packing-off piece installation device of turbine stator blades and use method of packing-off piece installation device |
| CN206712595U (en) * | 2017-05-23 | 2017-12-05 | 濮阳市华南重工科技有限公司 | A kind of rotor balance block assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111473092A (en) * | 2020-04-21 | 2020-07-31 | 中国航发沈阳发动机研究所 | Complete machine balance structure and engine with same |
| CN114263632A (en) * | 2021-10-22 | 2022-04-01 | 中国航发沈阳发动机研究所 | Rotor component of engine fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109630204B (en) | 2021-08-17 |
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