CN219265682U

CN219265682U - Device for detecting rotation performance of turbine blade

Info

Publication number: CN219265682U
Application number: CN202320305423.9U
Authority: CN
Inventors: 魏飞; 刘士方; 王昊; 李丽冰; 朱振春
Original assignee: Huaneng Weihai Power Generation Co Ltd
Current assignee: Huaneng Weihai Power Generation Co Ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-06-27
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses a device for detecting the rotation performance of a turbine blade, which comprises a base; the base is used for supporting the upper assembly, and a width adjusting assembly, a lifting adjusting assembly and a blade clamping detecting assembly are arranged above the base; the utility model relates to the technical field of blade performance detection, which has the following beneficial effects: according to the scheme, the blades are fixed through the two flanges in the blade clamping detection assembly, the rotating speed of the blades is monitored by the rotating speed tester at any time, the electric signals are displayed on the control panel, the blades with different thicknesses, different diameters and different connecting hole positions are installed and detected through the width adjusting group, the lifting adjusting assembly and the replacement of the flanges with different types, and the device can meet the requirement of effectively detecting the blades with different types.

Description

Device for detecting rotation performance of turbine blade

Technical Field

The utility model relates to the technical field of blade performance detection, in particular to a device for detecting the rotation performance of a turbine blade.

Background

In a thermal power plant, in order to ensure safe operation of a generator, detection of comprehensive performance of turbine blades becomes necessary, and the functions of the blades are mainly to rotate to convert mechanical energy into electric energy, so that the rotation performance of the blades needs to be tested.

Disclosure of Invention

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a kind of turbine blade rotation performance detection device, including the base; the base is used for supporting the upper assembly, and a width adjusting assembly, a lifting adjusting assembly and a blade clamping detecting assembly are arranged above the base;

wherein, width adjustment assembly includes: spout, slider, connecting block, fixed plate, electronic flexible cylinder and driving box.

The sliding chute is arranged in the base, the sliding block is arranged in the sliding chute, the driving box is arranged on the base, the connecting block is connected between the sliding block and the sliding block, the fixing plate is arranged on the base, and the electric telescopic cylinder is arranged on the side of the fixing plate and the output end of the electric telescopic cylinder is connected with the driving box.

Preferably, supporting legs are arranged below the base.

Preferably, a control panel is arranged on the base.

Preferably, the lifting adjusting assembly comprises; the device comprises a support column, a threaded hole, a screw rod, a rotating motor, a mounting groove and a telescopic rod;

the support column sets up in the drive box top, the mounting groove is seted up in the support column below, the telescopic link is installed in the mounting groove and is connected below drive box, the screw hole is seted up in the support column, the rotating electrical machines is installed in the drive box, lead screw installation screw hole and connection are at the rotating electrical machines output.

Preferably, the blade clamping detection assembly includes: the device comprises a driving groove, a driver, a rotating shaft, a connecting ring, a flange plate, bolts, a connecting shaft and a rotating speed tester;

the driving groove is formed in the supporting column, the driver is installed in the driving groove, the rotating shaft is installed at the output end of the driver, the connecting ring is sleeved on the rotating shaft, the connecting ring is installed on the connecting ring through bolts, the flange plate is connected with the blades through bolts, the rotating speed tester is embedded on the supporting column, and the connecting shaft is installed at the side of the right rotating shaft and is inserted into the detecting end of the rotating speed tester.

Preferably, the rotation speed tester is connected with the control panel through an electric signal.

Advantageous effects

The device for detecting the rotation performance of the turbine blade has the following beneficial effects:

according to the scheme, the blades are fixed through the two flanges in the blade clamping detection assembly, the rotating speed of the blades is monitored by the rotating speed tester at any time, the electric signals are displayed on the control panel, the blades with different thicknesses, different diameters and different connecting hole positions are installed and detected through the width adjusting group, the lifting adjusting assembly and the replacement of the flanges with different types, and the device can meet the requirement of effectively detecting the blades with different types.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a device for detecting rotation performance of a turbine blade according to the present utility model.

Fig. 2 is a schematic diagram of related parts of a flange of the device for detecting rotation performance of a turbine blade according to the present utility model.

Fig. 3 is a schematic partial enlarged view of a blade clamping detection assembly of the device for detecting the rotation performance of a turbine blade according to the present utility model.

In the figure: 1. a base; 2. a chute; 3. a slide block; 4. a connecting block; 5. a fixing plate; 6. an electric telescopic cylinder; 7. a drive box; 8. a support column; 9. a threaded hole; 10. a screw rod; 11. a rotating electric machine; 12. a mounting groove; 13. a telescopic rod; 14. a driving groove; 15. a driver; 16. a rotation shaft; 17. a connecting ring; 18. a flange plate; 19. a bolt; 20. a connecting shaft; 21. a rotation speed tester;

Detailed Description

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution.

A kind of turbine blade rotation performance detection device, including the base 1; the base 1 is used for supporting the upper component, and a width adjusting component, a lifting adjusting component and a blade clamping detecting component are arranged above the base 1;

wherein, width adjustment assembly includes: chute 2, slider 3, connecting block 4, fixed plate 5, electric telescopic cylinder 6 and drive box 7.

The sliding chute 2 is arranged in the base 1, the sliding block 3 is arranged in the sliding chute 2, the driving box 7 is arranged on the base 1, the connecting block 4 is connected between the sliding block 3 and the sliding block 3, the fixing plate 5 is arranged on the base 1, and the electric telescopic cylinder 6 is arranged on the side of the fixing plate 5 and the output end of the electric telescopic cylinder 6 is connected with the driving box 7.

When the blade is mounted, when the thickness of the blade is too large or too small, the electric telescopic cylinder 6 is started to push the driving box 7, and the connecting block 4 is driven to move in the sliding groove 2 through the sliding block 3 so as to support the movement of the guiding driving box 7.

Preferably, further, a supporting leg is arranged below the base 1.

The support legs are used for stably supporting the device.

Preferably, the base 1 is further provided with a control panel.

The control panel is used for controlling the rotating speed and monitoring and displaying the rotating speed.

Preferably, still further, the lifting adjusting assembly comprises; the support column 8, the threaded hole 9, the screw rod 10, the rotating motor 11, the mounting groove 12 and the telescopic rod 13;

the support column 8 sets up in drive box 7 top, mounting groove 12 is seted up in support column 8 below, telescopic link 13 is installed in mounting groove 12 and is connected below drive box 7, screw hole 9 is seted up in support column 8, rotating electrical machines 11 are installed in drive box 7, lead screw 10 installs screw hole 9 and connects at rotating electrical machines 11 output.

When blades with different diameters are installed, the rotating motor 11 drives the screw rod 10 to rotate in the threaded hole 9, so that the support column 8 can be lifted and adjusted, and the telescopic rod 13 is used for supporting and limiting mechanical energy of the support column 8 during lifting.

Preferably, still further, the blade clamping detection assembly includes: a driving groove 14, a driver 15, a rotating shaft 16, a connecting ring 17, a flange 18, a bolt 19, a connecting shaft 20 and a rotating speed tester 21;

the driving groove 14 is formed in the supporting column 8, the driver 15 is installed in the driving groove 14, the rotating shaft 16 is installed at the output end of the driver 15, the connecting ring 17 is sleeved on the rotating shaft 16, the connecting ring 17 is installed on the connecting ring 17 through bolts 19, the flange 18 is connected with the blades through bolts 19, the rotating speed tester 21 is embedded on the supporting column 8, and the connecting shaft 20 is installed at the side of the right rotating shaft 16 and is inserted into the detecting end of the rotating speed tester 21.

After the device is adjusted according to the type of the blade, the flange 18 is sleeved on the rotating shaft 16 and fixed with the connecting ring 17 through the bolts 19, then the two sides of the blade are fixedly connected with each other through the bolts 19 at the other end of the flange 18, so that the blade is stably clamped, and the rotating shaft 16 can drive the connecting shaft 20 to rotate at the detecting end of the rotating speed tester 21 when rotating, so that the rotating speed is detected.

Preferably, the rotation speed tester 21 is connected with the control panel through an electric signal.

It should be noted that, because the position of the rotation speed tester 21 is higher, the rotation speed is inconvenient to observe, and the rotation speed tester 21 and the control panel are associated by using an electric signal, so that the observation is convenient.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A kind of turbine blade rotation performance detection device, including the base; the base is used for supporting the upper assembly and is characterized in that a width adjusting assembly, a lifting adjusting assembly and a blade clamping detecting assembly are arranged above the base;

wherein, width adjustment assembly includes: the device comprises a chute, a sliding block, a connecting block, a fixed plate, an electric telescopic cylinder and a driving box;

2. The device for detecting the rotation performance of a turbine blade according to claim 1, wherein supporting legs are arranged below the base.

3. The device for detecting the rotation performance of a turbine blade according to claim 1, wherein a control panel is provided on the base.

4. The apparatus for detecting rotational performance of a turbine blade of claim 1, wherein said lift adjustment assembly comprises; the device comprises a support column, a threaded hole, a screw rod, a rotating motor, a mounting groove and a telescopic rod;

5. The apparatus of claim 1, wherein the blade clamping detection assembly comprises: the device comprises a driving groove, a driver, a rotating shaft, a connecting ring, a flange plate, bolts, a connecting shaft and a rotating speed tester;

6. The device for detecting the rotation performance of a turbine blade according to claim 5, wherein the rotation speed tester is connected with the control panel through an electric signal.