CN112191583A

CN112191583A - Cleaning and maintaining device for turbine blade

Info

Publication number: CN112191583A
Application number: CN202011152768.2A
Authority: CN
Inventors: 谢亚杰
Original assignee: Dongyang Nari Steam Engine Equipment Technology Co ltd
Current assignee: Dongyang Nari Steam Engine Equipment Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-01-08

Abstract

The invention discloses a cleaning and maintaining device for a turbine blade, which comprises a shell, wherein a working cavity with a downward opening and a forward opening is arranged in the shell, a loading mechanism capable of loading a turbine shaft and the turbine blade is arranged in the shell, the loading mechanism comprises two bilateral symmetrical moving blocks, the left side and the right side of the working cavity are communicated and provided with two bilateral symmetrical moving cavities, the inner wall of each moving cavity is provided with a push plate in a left-right sliding mode, the push plate is provided with a lifting block in a vertical sliding mode close to the side surface of the working cavity, the turbine shaft and the turbine blade of a turbine can be loaded very conveniently, the turbine blade can be controlled to rotate and can be cleaned when being lifted to the highest point, and the peripheries of all blades of the stepped turbine blade can be cleaned effectively by the rotation of a cleaning wheel and the reciprocating movement effect along a triangular chute track, the cleaning efficiency is improved.

Description

Cleaning and maintaining device for turbine blade

Technical Field

The invention relates to the related field of steam turbines, in particular to a cleaning and maintaining device for a steam turbine blade.

Background

The steam turbine blades can be stained with a large amount of oil stains and dirt after being used for a long time, if the blades are washed irregularly, the use efficiency of the steam turbine can be influenced, the blades of the steam turbine in a general large-scale steam turbine are huge, time is consumed for manual washing, and the blades of the steam turbine are arranged in a stepped mode, so that the washing is very troublesome under the condition of incomplete dismounting.

Disclosure of Invention

In order to solve the problems, the embodiment designs a cleaning and maintenance device for a turbine blade, which comprises a shell, wherein a working cavity with a downward opening and a forward opening is arranged in the shell, a loading mechanism capable of loading a turbine shaft and the turbine blade is arranged in the shell, the loading mechanism comprises two bilateral symmetric moving blocks, the left side and the right side of the working cavity are communicated and provided with two bilateral symmetric moving cavities, the inner wall of the moving cavity is provided with a push plate in a left-right sliding manner, the push plate is provided with a lifting block in an up-down sliding manner near the side surface of the working cavity, the moving block is fixedly arranged on the front side surface of the lifting block, the moving block is connected with the push plate in a sliding manner, a bearing cavity with an opening facing the working cavity is arranged in the moving block, a bearing seat is fixedly arranged on the inner wall, the pneumatic cylinder with power connection between the push pedal, the last lower wall in removal chamber rotates and is equipped with the vertical axis, the vertical axis runs through the elevator to with elevator threaded connection, be equipped with in the casing and carry out abluent wiper mechanism to the steam turbine blade, wiper mechanism includes the washing wheel, the upside intercommunication in working chamber is equipped with the opening chamber, the inner wall fixed mounting in opening chamber has the fixed case, the washing chamber that link up from top to bottom is seted up in the fixed case, the rear side in washing chamber is seted up the conversion chamber, the intercommunication is equipped with the triangle spout between conversion chamber and the washing chamber, the inner wall slip of triangle spout is equipped with the sliding pin, the extension of sliding pin front side is located wash the intracavity, and its front side sets firmly U type support frame, wash the wheel with rotate between the U type support frame and be connected, the back wall rotation in conversion chamber is equipped with the power shaft, a conversion sleeve is fixedly arranged on the front side surface of the power shaft, a telescopic cavity with an upward opening is arranged in the conversion sleeve, a telescopic column is arranged on the inner wall of the telescopic cavity in a sliding manner, an extension part of the telescopic column extends into the conversion cavity, the rear side surface of the sliding pin is fixedly connected with the telescopic column, supporting blocks are fixedly arranged on the left wall and the right wall of the working cavity, a rotating shaft is rotatably arranged on the bottom surface of each supporting block, a face gear is fixedly arranged on the bottom surface of the rotating shaft, a connecting gear is fixedly arranged on the periphery of the bearing block and can be meshed with the face gear, a liquid storage cavity is arranged on the upper side of the opening cavity, a lifting column is arranged on the inner wall between the liquid storage cavity and the opening cavity in a vertical sliding manner, the extension part on the upper side of the lifting column extends into the liquid storage cavity, a top plate is fixedly arranged between the lifting column and the top plate, a T, hollow post is embedded to have communicating pipe admittedly, U type carriage top surface fixed mounting has two bilateral symmetry's regulating spring, the regulating spring top has set firmly the arc, the arc can with the lift post butt, communicating pipe runs through the arc, communicating pipe can with T die cavity intercommunication.

Preferably, the power cavity has been seted up in the work intracavity, the diapire fixed mounting in power cavity has motor power, the equal power connection in side is equipped with the power worm about motor power, the vertical axis upside extension is located the power cavity, and its top surface has set firmly the power worm wheel, the power worm wheel with the meshing of power worm.

Preferably, a belt cavity is formed in the U-shaped support frame, a rotating motor is fixedly arranged on the right wall of the belt cavity, and a power belt group is arranged between the rotating motor and the cleaning wheel in a power connection mode.

Preferably, an adjusting cavity is formed in the rear side of the opening cavity, a control motor is fixedly mounted on the bottom wall of the adjusting cavity, a transverse worm is arranged on the left side face of the control motor in a power connection mode, a gear shaft with two bilateral symmetry and a connecting shaft with two bilateral symmetry are arranged on the front wall of the adjusting cavity in a rotating mode, a driven worm wheel is fixedly arranged on the periphery of the gear shaft, an adjusting worm wheel is fixedly arranged on the periphery of the connecting shaft, the adjusting worm wheel is meshed with the transverse worm, the driven worm wheel is meshed with the transverse worm, a sector gear is fixedly arranged on the front side face of the connecting shaft, a rear side extension portion of the power shaft is located in the adjusting cavity, an adjusting gear is fixedly arranged on the rear side face of the power shaft, the adjusting gear can be meshed with the sector gear, the teeth of the two sector gears are opposite in left and right, and a telescopic spring is, two bilateral symmetry's gear chamber has been seted up to the upside of working chamber, gear shaft front side extension is located the gear intracavity, rotation axis upside extension is located the gear intracavity, be located the gear intracavity the rotation axis with transmission connection is equipped with transmission bevel gear group between the gear shaft.

Preferably, the bottom surface of roof with fixed mounting has two bilateral symmetry's pressure spring between the diapire of depositing the liquid chamber, the inner wall of casing can seal T die cavity, the right side intercommunication of depositing the liquid chamber is equipped with the inlet tube, inlet tube front side extension is located the external world to with external washing water source intercommunication.

Preferably, a sewage basin can be fixedly installed between the left wall and the right wall of the working cavity, and four movable wheels distributed in an array are fixedly arranged on the bottom surface of the shell.

The invention has the beneficial effects that: the invention can conveniently load the turbine shaft and the turbine blades of the turbine, can control the turbine blades to rotate and clean when the turbine blades rise to the highest point, can effectively clean the peripheries of all the blades of the stepped turbine blades by the effect of rotation of the cleaning wheel and reciprocating movement along the triangular chute track, improves the cleaning efficiency, and can prevent excessive waste of the cleaning liquid and save labor by the effect of discharging the cleaning liquid by the U-shaped support frame rising to the highest point.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

FIG. 3 is a schematic diagram of D-D of FIG. 2;

FIG. 4 is a schematic diagram of the structure of C-C in FIG. 2;

FIG. 5 is an enlarged schematic view of the structure at B in FIG. 1;

FIG. 6 is an enlarged schematic view of FIG. 2 at E;

fig. 7 is a schematic structural view of the triangular chute 40 of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a cleaning and maintaining device for turbine blades, which comprises a shell 17, wherein a working cavity 25 with a downward opening and a forward opening is arranged in the shell 17, a loading mechanism 101 capable of loading a turbine shaft 21 and the turbine blades 22 is arranged in the shell 17, the loading mechanism 101 comprises two bilateral symmetrical moving blocks 16, two bilateral symmetrical moving cavities 12 are communicated and arranged on the left side and the right side of the working cavity 25, a push plate 13 is arranged on the inner wall of the moving cavity 12 in a left-right sliding manner, a lifting block 15 is arranged on the side surface, close to the working cavity 25, of the push plate 13 in a vertical sliding manner, the moving block 16 is fixedly arranged on the front side surface of the lifting block 15, the moving block 16 is connected with the push plate 13 in a sliding manner, a bearing cavity 19 with an opening facing the working cavity 25 is arranged in the moving block 16, a bearing seat 24 is fixedly arranged on the inner wall of the bearing cavity 19, the hydraulic cylinder 14 is in power connection with the push plate 13, a vertical shaft 11 is rotatably arranged between the upper wall and the lower wall of the moving cavity 12, the vertical shaft 11 penetrates through the lifting block 15 and is in threaded connection with the lifting block 15, a cleaning mechanism 102 capable of cleaning the turbine blade 22 is arranged in the shell 17, the cleaning mechanism 102 comprises a cleaning wheel 41, an opening cavity 38 is communicated with the upper side of the working cavity 25, a fixing box 39 is fixedly arranged on the inner wall of the opening cavity 38, a cleaning cavity 43 which is communicated with the upper part and the lower part is arranged in the fixing box 39, a conversion cavity 44 is arranged on the rear side of the cleaning cavity 43, a triangular sliding groove 40 is communicated between the conversion cavity 44 and the cleaning cavity 43, a sliding pin 56 is slidably arranged on the inner wall of the triangular sliding groove 40, the front side extension part of the sliding pin 56 is positioned in the cleaning cavity 43, and a U-shaped support 42 is fixedly arranged on the front side surface of, the cleaning wheel 41 is rotatably connected with the U-shaped support frame 42, the rear wall of the conversion cavity 44 is rotatably provided with a power shaft 46, the front side surface of the power shaft 46 is fixedly provided with a conversion sleeve 45, a telescopic cavity 53 with an upward opening is arranged in the conversion sleeve 45, the inner wall of the telescopic cavity 53 is slidably provided with a telescopic column 55, the extending part of the telescopic column 55 extends into the conversion cavity 44, the rear side surface of the sliding pin 56 is fixedly connected with the telescopic column 55, the left wall and the right wall of the working cavity 25 are respectively and fixedly provided with a support block 27, the bottom surface of the support block 27 is rotatably provided with a rotating shaft 28, the bottom surface of the rotating shaft 28 is fixedly provided with an end face gear 26, the periphery of the bearing seat 24 is fixedly provided with a connecting gear 20, the connecting gear 20 can be meshed with the end face gear 26, the upper side of the opening cavity 38 is provided with a liquid storage cavity 37, and the inner wall between the liquid storage cavity, lifting column 60 upside extension stretches into in depositing the liquid chamber 37, and its civilian settlement has set firmly roof 59, T die cavity 62 has been seted up in lifting column 60, U type support frame 42 inner wall slides from top to bottom and is equipped with hollow post 65, hollow post 65 is embedded to have fixedly communicating pipe 66, U type support frame 42 top surface fixed mounting has two bilateral symmetry's adjusting spring 64, adjusting spring 64 top has set firmly arc 63, arc 63 can with lifting column 60 butt, communicating pipe 66 runs through arc 63, communicating pipe 66 can with T die cavity 62 intercommunication.

Advantageously, a power cavity 34 is formed in the working cavity 25, a power motor 36 is fixedly mounted on the bottom wall of the power cavity 34, power worms 33 are respectively and dynamically connected to the left and right side surfaces of the power motor 36, the upper extension part of the vertical shaft 11 is located in the power cavity 34, and a power worm wheel 32 is fixedly mounted on the top surface of the vertical shaft, the power worm wheel 32 is engaged with the power worm 33, the thrust plate 13 can be moved left and right by the operation of the hydraulic cylinder 14, the turbine shaft 21 can be inserted into the two bearing seats 24 when the thrust plate 13 moves to the side far from the working cavity 25, the bearing seats 24 can be tightly sleeved on the turbine shaft 21 when the thrust plate 13 moves to the side near the working cavity 25, the power worm 33 can drive the vertical shaft 11 to rotate by the operation of the liquid inlet pipe 35, when the vertical shaft 11 rotates forward, the lifting block 15 drives the moving block 16 to ascend, so that the bearing seat 24 drives the turbine shaft 21 and the turbine blades 22 to ascend, and further the face gear 26 is meshed with the connecting gear 20, when the vertical shaft 11 rotates reversely, the turbine shaft 21 and the turbine blades 22 descend, and at the moment, the face gear 26 is separated from the connecting gear 20.

Advantageously, a belt cavity 68 is formed in the U-shaped supporting frame 42, a rotating motor 67 is fixedly arranged on the right wall of the belt cavity 68, a power belt set 69 is arranged in power connection between the rotating motor 67 and the cleaning wheel 41, and the cleaning wheel 41 can be rotated by the operation of the rotating motor 67.

Beneficially, an adjusting cavity 49 is provided at the rear side of the open cavity 38, a control motor 58 is fixedly mounted at the bottom wall of the adjusting cavity 49, a transverse worm 48 is provided at the left side surface of the control motor 58 in a power connection manner, two bilaterally symmetrical gear shafts 31 and two bilaterally symmetrical connecting shafts 47 are provided at the front wall of the adjusting cavity 49 in a rotation manner, a driven worm wheel 57 is fixedly provided at the outer periphery of the gear shaft 31, an adjusting worm wheel 50 is fixedly provided at the outer periphery of the connecting shaft 47, the adjusting worm wheel 50 is engaged with the transverse worm 48, the driven worm wheel 57 is engaged with the transverse worm 48, a sector gear 51 is fixedly provided at the front side surface of the connecting shaft 47, a rear side extension portion of the power shaft 46 is located in the adjusting cavity 49, and an adjusting gear 52 is fixedly provided at the rear side surface thereof, the adjusting gear 52 can be engaged with the sector gear 51, and the tooth, a telescopic spring 54 is fixedly installed between the bottom surface of the telescopic column 55 and the bottom wall of the telescopic cavity 53, two bilaterally symmetrical gear cavities 29 are opened on the upper side of the working cavity 25, the front extension part of the gear shaft 31 is located in the gear cavity 29, the upper extension part of the rotating shaft 28 is located in the gear cavity 29, a transmission bevel gear set 30 is arranged between the rotating shaft 28 and the gear shaft 31 in the gear cavity 29 in a transmission connection manner, the transverse worm 48 can drive the gear shaft 31 and the connecting shaft 47 to simultaneously rotate through the operation of the control motor 58, the connecting shaft 47 can drive the two sector gears 51 to drive the adjusting gear 52 to rotate back and forth, and then the power shaft 46 can drive the conversion sleeve 45 and the telescopic column 55 to rotate back and forth, so that the sliding pin 56 can slide back and forth along the triangular sliding groove 40, the U-shaped supporting frame 42 can drive the cleaning wheel 41 to move back and forth along the track of the triangular sliding groove 40, so that the cleaning wheel 41 can rotate to clean the turbine blades 22 with different stepped sizes, the gear shaft 31 can rotate to drive the rotating shaft 28 to drive the face gear 26 to rotate, at this time, the face gear 26 is meshed with the connecting gear 20, so that the connecting gear 20 can drive the bearing seat 24 to rotate, the turbine shaft 21 can drive the turbine blades 22 to rotate, and the turbine blades 22 can rotate to improve the cleaning range.

Beneficially, two bilateral-symmetric pressure springs 61 are fixedly installed between the bottom surface of the top plate 59 and the bottom wall of the liquid storage chamber 37, the inner wall of the housing 17 can seal the T-shaped cavity 62, the right side of the liquid storage chamber 37 is communicated with the liquid inlet pipe 35, the front side extension portion of the liquid inlet pipe 35 is located outside and is communicated with an external cleaning water source, a cleaning agent can be added into the liquid storage chamber 37 through the liquid inlet pipe 35, when the U-shaped support frame 42 moves to the highest point, the arc-shaped plate 63 can push the lifting column 60 to lift, so that the T-shaped cavity 62 is communicated with the liquid storage chamber 37, at this time, the communication pipe 66 is communicated with the T-shaped cavity 62, so that the cleaning agent can flow to the outer periphery of the cleaning wheel 41 through the T-shaped cavity 62 and the communication pipe 66, further, when the U-shaped support frame 42 moves to the lowered position, the cleaning agent is not circulated, so that the excessive waste of the cleaning agent can be avoided.

Advantageously, a sewage basin 23 can be fixedly arranged between the left wall and the right wall of the working chamber 25, four moving wheels 18 distributed in an array are fixedly arranged on the bottom surface of the shell 17, the shell 17 can be conveniently moved through the moving wheels 18, and cleaning sewage can be accessed through the sewage basin 23.

The following describes in detail the use steps of a cleaning and maintenance device for turbine blades in the present document with reference to fig. 1 to 7: in the initial state, the moving block 16 is located at the bottom side, the face gear 26 is not meshed with the connecting gear 20, the U-shaped support frame 42 is located at the descending position, and the T-shaped cavity 62 is not communicated with the liquid storage cavity 37.

When the cleaning device is used, the push plate 13 can be moved left and right through the operation of the hydraulic cylinder 14, when the push plate 13 moves to the side far away from the working cavity 25, the turbine shaft 21 can be inserted into the two bearing seats 24, when the push plate 13 moves to the side near to the working cavity 25, the turbine shaft 21 can be tightly sleeved on the bearing seats 24, the power worm 33 can drive the vertical shaft 11 to rotate through the operation of the liquid inlet pipe 35, when the vertical shaft 11 rotates forwards, the lifting block 15 drives the moving block 16 to ascend, so that the turbine shaft 21 and the turbine blades 22 can be driven by the bearing seats 24 to ascend, further the end face gear 26 can be meshed with the connecting gear 20, when the vertical shaft 11 rotates backwards, the turbine shaft 21 and the turbine blades 22 descend, at the moment, the end face gear 26 is separated from the connecting gear 20, through the operation of the rotating motor 67, the cleaning wheel 41 can be rotated, through the operation of the control motor 58, the transverse worm 48 can drive, the rotation of the connecting shaft 47 can make the two sector gears 51 drive the adjusting gear 52 to rotate back and forth, and then make the power shaft 46 drive the converting sleeve 45 and the telescopic column 55 to rotate back and forth, so as to make the sliding pin 56 slide back and forth along the triangular chute 40, and then make the U-shaped supporting frame 42 drive the cleaning wheel 41 to move back and forth along the track of the triangular chute 40, and further make the cleaning wheel 41 rotate to clean the turbine blades 22 with different step sizes, and the rotation of the gear shaft 31 can make the rotating shaft 28 drive the face gear 26 to rotate, at this time, the face gear 26 is engaged with the connecting gear 20, so as to make the connecting gear 20 drive the bearing seat 24 to rotate, and further make the turbine shaft 21 drive the turbine blades 22 to rotate, so as to make the turbine blades 22 rotate and lift the cleaning range, and can add the cleaning agent into the liquid storage cavity 37 through the liquid inlet pipe 35, can make arc 63 promote the lift post 60 and rise to can make T die cavity 62 with deposit liquid chamber 37 intercommunication, communicating pipe 66 and T die cavity 62 intercommunication this moment, then can make the cleaner flow to cleaning wheel 41 periphery through T die cavity 62 and communicating pipe 66 on, and then promote the cleaning performance, when U type support frame 42 removes to the decline position, the cleaner does not circulate, then can avoid the excessive extravagant use of cleaner, through removing convenient removal casing 17 of wheel 18 ability, can connect through sewage basin 23 and get washing sewage.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A washing maintenance device to steam turbine blade, includes the casing, its characterized in that: a working cavity with a downward opening and a forward opening is arranged in the shell, a loading mechanism capable of loading a steam turbine shaft and a steam turbine blade is arranged in the shell, the loading mechanism comprises two bilaterally symmetrical moving blocks, the left side and the right side of the working cavity are communicated and provided with two bilaterally symmetrical moving cavities, a push plate is arranged on the inner wall of each moving cavity in a left-right sliding mode, a lifting block is arranged on the side surface, close to the working cavity, of the push plate in a vertical sliding mode, the moving blocks are fixedly arranged on the front side surface of the lifting block and are connected with the push plate in a sliding mode, a bearing cavity with an opening facing the working cavity is arranged in each moving block, a bearing seat is fixedly arranged on the inner wall of each bearing cavity, hydraulic cylinders are fixedly arranged on the left side surface and the right side surface of the, the vertical shaft penetrates through the lifting block and is in threaded connection with the lifting block; the cleaning mechanism comprises a cleaning wheel, an opening cavity is communicated with the upper side of the working cavity, a fixed box is fixedly mounted on the inner wall of the opening cavity, a cleaning cavity which is communicated up and down is formed in the fixed box, a conversion cavity is formed in the rear side of the cleaning cavity, a triangular sliding groove is communicated with the cleaning cavity, a sliding pin is arranged on the inner wall of the triangular sliding groove in a sliding manner, the front side extension part of the sliding pin is positioned in the cleaning cavity, a U-shaped support frame is fixedly arranged on the front side surface of the sliding pin, the cleaning wheel is rotatably connected with the U-shaped support frame, a power shaft is rotatably arranged on the rear wall of the conversion cavity, a conversion sleeve is fixedly arranged on the front side surface of the power shaft, a telescopic cavity with an upward opening is arranged in the conversion sleeve, and a telescopic column is slidably arranged on the inner wall of the telescopic cavity, the extension part of the telescopic column extends into the conversion cavity, the rear side surface of the sliding pin is fixedly connected with the telescopic column, supporting blocks are fixedly arranged on the left wall and the right wall of the working cavity, a rotating shaft is rotatably arranged on the bottom surface of the supporting blocks, a face gear is fixedly arranged on the bottom surface of the rotating shaft, a connecting gear is fixedly arranged on the periphery of the bearing seat and can be meshed with the face gear, a liquid storage cavity is formed in the upper side of the opening cavity, a lifting column is arranged on the inner wall between the liquid storage cavity and the opening cavity in a vertical sliding mode, the extension part of the upper side of the lifting column extends into the liquid storage cavity, a top plate is fixedly arranged between the lifting column and the lifting column, a T-shaped cavity is formed in the lifting column, a hollow column is arranged on the inner wall of the U-shaped supporting frame in a vertical sliding mode, a communicating pipe is fixedly embedded in the hollow, the top end of the adjusting spring is fixedly provided with an arc-shaped plate, the arc-shaped plate can be abutted to the lifting column, the communicating pipe penetrates through the arc-shaped plate, and the communicating pipe can be communicated with the T-shaped cavity.

2. A cleaning and maintenance device for a steam turbine blade according to claim 1, wherein: the power chamber has been seted up in the work intracavity, the diapire fixed mounting in power chamber has motor power, the equal power connection in side is equipped with the power worm about motor power, vertical axis upside extension is located the power intracavity, and its top surface has set firmly the power worm wheel, the power worm wheel with the meshing of power worm.

3. A cleaning and maintenance device for a steam turbine blade according to claim 2, wherein: a belt cavity is formed in the U-shaped supporting frame, a rotating motor is fixedly arranged on the right wall of the belt cavity, and a power belt group is arranged between the rotating motor and the cleaning wheel in a power connection mode.

4. A cleaning and maintenance device for a steam turbine blade according to claim 3, wherein: the opening cavity rear side is opened and is equipped with the regulation chamber, the diapire fixed mounting who adjusts the chamber has control motor, control motor's left surface power connection is equipped with horizontal worm, the antetheca rotation of adjusting the chamber is equipped with two bilateral symmetry's gear shaft and two bilateral symmetry's connecting axle, the periphery of gear shaft has set firmly driven worm wheel, the periphery of connecting axle has set firmly the regulation worm wheel, adjust worm wheel and the meshing of horizontal worm, driven worm wheel with the meshing of horizontal worm, the leading flank of connecting axle has set firmly sector gear, power shaft rear side extension is located adjust the intracavity, and its trailing flank has set firmly adjusting gear, adjusting gear can with sector gear meshing, two sector gear tooth parts are opposite from left to right, fixed mounting has expanding spring between the bottom surface of flexible post and the diapire in flexible chamber, two bilateral symmetry's gear chamber has been seted up to the upside of working chamber, gear shaft front side extension is located the gear intracavity, rotation axis upside extension is located the gear intracavity, be located the gear intracavity the rotation axis with transmission connection is equipped with transmission bevel gear group between the gear shaft.

5. A cleaning and maintenance device for a steam turbine blade according to claim 4, wherein: the bottom surface of roof with fixed mounting has two bilateral symmetry's pressure spring between the diapire of depositing the liquid chamber, the inner wall of casing can seal T die cavity, the right side intercommunication of depositing the liquid chamber is equipped with the inlet tube, inlet tube front side extension is located the external world to with external washing water source intercommunication.

6. A cleaning and maintenance device for a steam turbine blade according to claim 5, wherein: the sewage basin can be fixedly installed between the left wall and the right wall of the working cavity, and four movable wheels which are distributed in an array mode are fixedly arranged on the bottom surface of the shell.