CN220690431U - Vibration measuring driving device for high-pressure rotor of aero-engine - Google Patents
Vibration measuring driving device for high-pressure rotor of aero-engine Download PDFInfo
- Publication number
- CN220690431U CN220690431U CN202322375817.4U CN202322375817U CN220690431U CN 220690431 U CN220690431 U CN 220690431U CN 202322375817 U CN202322375817 U CN 202322375817U CN 220690431 U CN220690431 U CN 220690431U
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- outer shell
- bearing
- pressure rotor
- motor
- driven shaft
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- 238000005259 measurement Methods 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model provides a vibration measuring driving device for a high-voltage rotor of an aeroengine, which comprises a first outer shell, wherein a second outer shell is fixedly arranged on the other side of the first outer shell, a motor is fixedly arranged on the outer wall of the first outer shell through a motor base, an output hand of the motor stretches into a cavity formed by the first outer shell and the second outer shell, a driving sprocket is arranged on an output shaft of the motor, the driving sprocket is meshed with a driven sprocket through a chain to drive, the driven sprocket is fixedly arranged on a driven shaft through a sleeve, the end head of the driven shaft stretches out of the second outer shell and adopts a square head structure, and the driven shaft is rotatably arranged between the first outer shell and the second outer shell through a bearing assembly. The device can be used for driving the high-pressure rotor of the aero-engine to rotate, so that the vibration measurement operation can be conveniently realized in the overhaul process of the high-pressure rotor; the device adopts a handheld structure, is convenient to use and simple to operate, effectively improves the working efficiency, and reduces the labor intensity of operators.
Description
Technical Field
The utility model relates to the technical field of aircraft overhaul, in particular to a vibration measuring driving device for a high-pressure rotor of an aero-engine.
Background
In the maintenance process of the high-voltage rotor of the aero-engine, the high-voltage rotor needs to be rotated, vibration data of the high-voltage rotor is monitored, at present, the adopted rotation driving mode is to manually rotate and drive operation, a manual driving mode is adopted, the working efficiency is low, the labor intensity of operators is high, and manual rotation can not reach the required monitoring rotation speed and cannot meet the vibration measurement requirement.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a vibration measuring driving device for a high-pressure rotor of an aero-engine, which can be used for driving the high-pressure rotor of the aero-engine to rotate, so that vibration measuring operation can be conveniently realized in the process of overhauling the high-pressure rotor; the device adopts a handheld structure, is convenient to use and simple to operate, effectively improves the working efficiency, and reduces the labor intensity of operators.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides an aeroengine high pressure rotor vibration measurement drive arrangement, it includes first shell body, the opposite side fixed mounting of first shell body has the second shell body, there is the motor through motor base fixed mounting on the outer wall of first shell body, the output hand of motor stretches into the cavity inside that first shell body and second shell body constitute, driving sprocket is installed to the output shaft of motor, driving sprocket passes through chain and driven sprocket meshing transmission, driven sprocket passes through sleeve fixed mounting on the driven shaft, the end of driven shaft stretches out the second shell body and adopts square head structure, the driven shaft passes through bearing assembly rotation and installs between first shell body and second shell body.
The first outer shell and the second outer shell are fixedly connected through a plurality of long bolts.
And a plurality of groups of transverse reinforcing ribs are arranged in the first outer shell and the second outer shell.
The tail ends of the first outer shell and the second outer shell are fixedly clamped with tail handles.
A transverse handle which is perpendicular to the tail handle is fixed on the outer wall of the first outer shell, and a switch button is arranged on the transverse handle.
And a power line for connecting a power supply is reserved on the outer wall of the first outer shell.
The driving sprocket is mounted on an output shaft of the motor in a limiting mode through the pressing plate and the set screw.
The bearing assembly comprises a first bearing seat fixed inside a first outer shell, a first bearing is mounted inside the first bearing seat, a second bearing seat is mounted inside a second outer shell, a second bearing is mounted inside the second bearing seat, and a driven shaft is mounted inside the first bearing and the second bearing.
The end of the driven shaft, which is positioned at the side where the first bearing is positioned, is provided with a round nut, the outer wall of the first outer shell, a protective cover is fixed at the end part of the driven shaft, and a positioning sleeve is arranged between the sleeve and the second bearing.
The utility model has the following beneficial effects:
1. the device can be used for driving the high-pressure rotor of the aero-engine to rotate, so that the vibration measurement operation can be conveniently realized in the overhaul process of the high-pressure rotor; the device adopts a handheld structure, is convenient to use and simple to operate, effectively improves the working efficiency, and reduces the labor intensity of operators.
2. The long bolt can realize tight and reliable connection and fixation between the first outer shell and the second outer shell.
3. The transverse reinforcing rib can be used for reliably supporting the middle cavity parts of the first outer shell and the second outer shell, so that the overall structural strength is guaranteed.
4. The switch button is convenient for controlling the opening and closing of the device.
5. The driving chain wheel can be reliably and limitedly arranged on the output shaft of the motor through the pressing plate.
6. The bearing assembly can realize the rotation support of the driven shaft, so that smooth rotation of the driven shaft is guaranteed.
7. The round nut can achieve the purpose of limiting the driven shaft, and the protective cover can achieve the effect of protecting the internal components.
Drawings
The utility model is further described below with reference to the drawings and examples.
Fig. 1 is a front view of the present utility model.
Fig. 2 is a right side view of the present utility model.
Fig. 3 is a view A-A of fig. 2 in accordance with the present utility model.
Fig. 4 is a first perspective three-dimensional view of the present utility model.
Fig. 5 is a second perspective three-dimensional view of the present utility model.
Fig. 6 is an internal structural view of the present utility model with the second outer housing removed.
In the figure: the motor comprises a motor 1, a power wire 2, a motor base 3, a transverse handle 4, a switch button 5, a first outer shell 6, a long bolt 7, a tail handle 8, a protective cover 9, a second bearing 10, a driven shaft 11, a second outer shell 12, a first bearing seat 13, a sleeve 14, a driven sprocket 15, a first bearing 16, a round nut 17, a second bearing 18, a positioning sleeve 19, a chain 20, a pressing plate 21, a set screw 22, a driving sprocket 23, a transverse reinforcing rib 24 and a square head structure 25.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-6, an aero-engine high-voltage rotor vibration measuring driving device comprises a first outer shell 6, a second outer shell 12 is fixedly arranged on the other side of the first outer shell 6, a motor 1 is fixedly arranged on the outer wall of the first outer shell 6 through a motor base 3, an output hand of the motor 1 stretches into a cavity formed by the first outer shell 6 and the second outer shell 12, a driving sprocket 23 is arranged on an output shaft of the motor 1, the driving sprocket 23 is meshed with a driven sprocket 15 through a chain 20 for transmission, the driven sprocket 15 is fixedly arranged on a driven shaft 11 through a sleeve 14, the end head of the driven shaft 11 stretches out of the second outer shell 12 and adopts a square head structure 25, and the driven shaft 11 is rotatably arranged between the first outer shell 6 and the second outer shell 12 through a bearing assembly. The device can be used for driving the high-pressure rotor of the aero-engine to rotate, so that the vibration measurement operation can be conveniently realized in the overhaul process of the high-pressure rotor; the device adopts a handheld structure, is convenient to use and simple to operate, effectively improves the working efficiency, and reduces the labor intensity of operators. In the specific use process, the driving chain wheel 23 is driven through the motor 1, the driven chain wheel 15 is driven through the driving chain wheel 23 and the chain 20, the driven shaft 11 is driven through the driven chain wheel 15, the square head structure 25 is driven through the driven shaft 11, and then the square head structure 25 is assembled with the high-pressure rotor of the aero-engine in an inserting way, and the square head structure 25 and the high-pressure rotor of the aero-engine are synchronously driven to rotate.
Further, the first outer casing 6 and the second outer casing 12 are fixedly connected through a plurality of long bolts 7. The above-described long bolts 7 enable a tight and reliable connection between the first casing body 6 and the second casing body 12.
Further, a plurality of sets of transverse reinforcing ribs 24 are provided inside the first outer casing 6 and the second outer casing 12. The transverse reinforcing ribs 24 can be used for reliably supporting the middle cavity parts of the first outer shell 6 and the second outer shell 12, so that the overall structural strength is ensured.
Further, the tail ends of the first outer shell 6 and the second outer shell 12 are clamped and fixed with a tail handle 8. The tail handle 8 is convenient for operators to hold the operation in the use process.
Further, a transverse handle 4 which is perpendicular to the tail handle 8 is fixed on the outer wall of the first outer shell 6, and a switch button 5 is installed on the transverse handle 4. The stability and reliability of subsequent handholding are ensured by the transverse handle 4. The opening and closing of the control device is facilitated by the above-mentioned switch button 5.
Further, a power line 2 for connecting a power supply is reserved on the outer wall of the first outer shell 6. The supply of electric energy to the motor is facilitated by the above-mentioned power cord 2.
Further, the driving sprocket 23 is mounted on the output shaft of the motor 1 in a limited manner through a pressing plate 21 and a set screw 22. The drive sprocket 23 can be reliably and limitedly mounted on the output shaft of the motor 1 by the above-described pressing plate 21.
Further, the bearing assembly includes a first bearing housing 13 fixed inside the first outer housing 6, a first bearing 16 is installed inside the first bearing housing 13, a second bearing housing 10 is installed inside the second outer housing 12, a second bearing 18 is installed inside the second bearing housing 10, and the driven shaft 11 is installed inside the first bearing 16 and the second bearing 18. The bearing assembly can realize the rotation support of the driven shaft 11, so that smooth rotation of the driven shaft is ensured. In the working process, the driven sprocket 15 is driven by the chain 20, the driven shaft 11 is driven by the driven sprocket 15, and the rotation power is output by the driven shaft 11.
Further, a round nut 17 is mounted at the end of the driven shaft 11 located on the side of the first bearing 16, a protective cover 9 is fixed on the outer wall of the first outer shell 6 and located at the end of the driven shaft 11, and a positioning sleeve 19 is mounted between the sleeve 14 and the second bearing 18. The round nut 17 can limit the driven shaft 11, and the protection cover 9 can protect the internal components.
The working process and principle of the utility model are as follows:
through the device, when vibration measurement is required to be carried out on the high-voltage rotor of the aero-engine, the square head structure 25 and the high-voltage rotor of the aero-engine are assembled in an inserting mode, then, the motor 1 is started, the driving sprocket 23 is driven by the motor 1, the driven sprocket 15 is driven by the driving sprocket 23 and the chain 20, the driven shaft 11 is driven by the driven sprocket 15, the square head structure 25 is driven by the driven shaft 11, and the high-voltage rotor of the aero-engine is driven by the square head structure 25 to rotate, so that vibration measurement is carried out in the rotation process of the high-voltage rotor of the aero-engine.
Claims (9)
1. The utility model provides an aeroengine high pressure rotor vibration measurement drive arrangement which characterized in that: the novel electric motor comprises a first outer shell body (6), a second outer shell body (12) is fixedly arranged on the other side of the first outer shell body (6), a motor (1) is fixedly arranged on the outer wall of the first outer shell body (6) through a motor base (3), an output hand of the motor (1) stretches into a cavity formed by the first outer shell body (6) and the second outer shell body (12), a driving sprocket (23) is arranged on an output shaft of the motor (1), the driving sprocket (23) is in meshed transmission with a driven sprocket (15) through a chain (20), the driven sprocket (15) is fixedly arranged on a driven shaft (11) through a sleeve (14), the end head of the driven shaft (11) stretches out of the second outer shell body (12) and adopts a square head structure (25), and the driven shaft (11) is rotatably arranged between the first outer shell body (6) and the second outer shell body (12) through a bearing assembly.
2. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 1, wherein: the first outer shell (6) and the second outer shell (12) are fixedly connected through a plurality of long bolts (7).
3. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 1, wherein: a plurality of groups of transverse reinforcing ribs (24) are arranged in the first outer shell (6) and the second outer shell (12).
4. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 1, wherein: the tail ends of the first outer shell (6) and the second outer shell (12) are fixedly clamped with a tail handle (8).
5. The vibration measuring and driving device for a high-pressure rotor of an aeroengine according to claim 4, wherein: a transverse handle (4) which is perpendicular to the tail handle (8) is fixed on the outer wall of the first outer shell (6), and a switch button (5) is arranged on the transverse handle (4).
6. The vibration measuring and driving device for a high-pressure rotor of an aeroengine according to claim 4, wherein: a power line (2) for connecting a power supply is reserved on the outer wall of the first outer shell (6).
7. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 1, wherein: the driving chain wheel (23) is mounted on the output shaft of the motor (1) in a limiting mode through the pressing plate (21) and the set screw (22).
8. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 1, wherein: the bearing assembly comprises a first bearing seat (13) fixed inside a first outer shell (6), a first bearing (16) is mounted inside the first bearing seat (13), a second bearing seat (10) is mounted inside a second outer shell (12), a second bearing (18) is mounted inside the second bearing seat (10), and a driven shaft (11) is mounted inside the first bearing (16) and the second bearing (18).
9. The aircraft engine high-pressure rotor vibration measuring driving device according to claim 8, wherein: the end of the driven shaft (11) on the side where the first bearing (16) is arranged is provided with a round nut (17), the outer wall of the first outer shell (6), the end part of the driven shaft (11) is fixed with a protective cover (9), and a positioning sleeve (19) is arranged between the sleeve (14) and the second bearing (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322375817.4U CN220690431U (en) | 2023-09-01 | 2023-09-01 | Vibration measuring driving device for high-pressure rotor of aero-engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322375817.4U CN220690431U (en) | 2023-09-01 | 2023-09-01 | Vibration measuring driving device for high-pressure rotor of aero-engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220690431U true CN220690431U (en) | 2024-03-29 |
Family
ID=90374830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322375817.4U Active CN220690431U (en) | 2023-09-01 | 2023-09-01 | Vibration measuring driving device for high-pressure rotor of aero-engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220690431U (en) |
-
2023
- 2023-09-01 CN CN202322375817.4U patent/CN220690431U/en active Active
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