CN111561650A - Steam turbine shafting data acquisition device - Google Patents
Steam turbine shafting data acquisition device Download PDFInfo
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- CN111561650A CN111561650A CN202010416060.7A CN202010416060A CN111561650A CN 111561650 A CN111561650 A CN 111561650A CN 202010416060 A CN202010416060 A CN 202010416060A CN 111561650 A CN111561650 A CN 111561650A
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- fixedly connected
- data acquisition
- acquisition device
- clamping
- steam turbine
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- 238000013016 damping Methods 0.000 claims abstract description 32
- 230000035939 shock Effects 0.000 claims description 10
- 241000883990 Flabellum Species 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000013480 data collection Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a steam turbine shafting data acquisition device which comprises a data acquisition device body, wherein a damping table is arranged below the data acquisition device body, a first motor is fixedly connected to the bottom end inside the damping table, a power shaft is fixed to the top end of the first motor, a power gear is fixedly connected to the top end of the power shaft, control gears are respectively meshed with the left side surface and the right side surface of the power gear, a connecting rod is fixedly connected to the top end of one side, away from the power gear, of each control gear, a connecting gear is fixedly connected to the top end of the outer side of each connecting rod, the connecting gear is meshed with a rotating ring, a telescopic column leg is inserted into the rotating ring, and a rubber sucker is fixedly connected to the surface of the bottom end of the. The invention improves the stability of the data acquisition device body, and can effectively solve the problem that the data acquisition device is influenced by vibration to generate displacement or cause internal elements to be loosened to influence the service life when being in a vibration environment for a long time.
Description
Technical Field
The invention relates to the technical field of steam turbine shafts, in particular to a steam turbine shafting data acquisition device.
Background
The steam turbine is also called as a steam turbine engine, is a rotary steam power device, high-temperature and high-pressure steam passes through a fixed nozzle to become accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates and does work outwards, and the steam turbine is widely applied to the metallurgical industry, the chemical industry and the ship power device and is the main equipment of a modern thermal power plant.
The collection system of the existing data collection device works when the steam turbine operates, but the steam turbine can generate vibration of a large amplitude when the steam turbine operates, the data collection device is easily influenced by vibration for a long time under the environment of vibration, on one hand, displacement can be generated, on the other hand, internal connection elements can be caused to be loosened, so that the service life of the device is influenced, and the data collection accuracy is influenced due to the instability of the device. At the same time, most of the existing steam turbines operate in a high-temperature environment, the data acquisition devices need to be cooled in the operation process of the data acquisition devices, the influence of high temperature on data acquisition and service life is avoided, and the problems are urgently solved.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a steam turbine shaft coefficient data acquisition device, which aims to solve the problem that the data acquisition device provided in the background art is influenced by the vibration of a steam turbine in the running process.
The technical scheme is as follows: in order to solve the technical problems, the steam turbine shafting data acquisition device provided by the invention comprises a data acquisition device body, wherein a damping table is arranged below the data acquisition device body, the bottom end in the damping table is fixedly connected with a first motor, the top end of the first motor is fixedly provided with a power shaft, the top end of the power shaft is fixedly connected with a power gear, the left side surface and the right side surface of the power gear are respectively meshed with a control gear, the top end of one side of each control gear, which is far away from the power gear, is fixedly connected with a connecting rod, the top end of the outer side of each connecting rod is fixedly connected with a connecting gear, the connecting gear is meshed with a rotating ring, a telescopic column leg is inserted into the rotating ring, and the bottom end surface of the telescopic column leg is fixedly connected with; the damping table is characterized in that a square-frame-shaped fixing plate is fixedly connected to the surface of the top end of the damping table, clamping devices are symmetrically arranged on two opposite inner walls of the fixing plate and comprise two damping springs, one ends of the damping springs are fixedly connected with the inner wall of the fixing plate, the other ends of the two damping springs are fixedly connected with the same control block, a control ring is inserted into the control block, a telescopic rod is inserted into the control ring, the top end of the telescopic rod is fixedly connected with a clamping block, clamping arms are respectively inserted into the left end and the right end of the clamping block, and the end portions, opposite to the two clamping arms, located in a clamping block cavity are fixedly connected through connecting springs.
As one of the preferred scheme, the inside top fixedly connected with dead lever of shock attenuation platform, and fixedly connected with second motor on the dead lever, the top fixedly connected with flabellum of second motor.
Preferably, the top end of the damping table is provided with an air outlet.
As a further preferred scheme, equal fixed connection has the fixed block on two other relative inner walls of fixed plate, and the inside fixedly connected with buffer spring of fixed block, buffer spring's inside is inserted and is equipped with the control lever with the fixed block sliding fit, and the left side top fixedly connected with of control lever presss from both sides the establishing board.
Preferably, the inner wall of the rotating ring is provided with an internal thread, the telescopic column leg is of a cylindrical structure, and the surface of the telescopic column leg is provided with an external thread matched with the internal thread.
Preferably, the engaging arm is an L-shaped engaging arm.
As a further preferable scheme, the clamping arm comprises a first closing arm which is positioned inside the clamping block and is matched with the clamping block in a sliding mode, and a second closing arm which is positioned outside the clamping block and is vertical to the first closing arm. Preferably, the first engaging arm and the second engaging arm form an L-shaped engaging arm.
Preferably, the clamping device is positioned at the lower parts of two opposite inner walls of the fixing plate; the bottom of the control block and the bottom of the clamping block are arranged on the top surface of the damping table.
Preferably, the clamping device is positioned at the lower parts of two opposite inner walls of the fixing plate; the lower planes of the control block and the clamping block and the top surface of the damping table are located on the same plane.
Preferably, the rubber suction cups are arranged in four groups, and the four groups of rubber suction cups are distributed at equal intervals.
Has the advantages that: compared with the prior art, the steam turbine shafting data acquisition device provided by the invention has the following advantages:
(1) the device is through shock attenuation platform and the rubber suction cup that sets up for the vibration amplitude is alleviated by shock-absorbing structure in the shock attenuation platform to the data acquisition device body, and meanwhile the shock attenuation platform is fixed by the rubber suction cup, has improved the stability of data acquisition device body, can effectively reduce the data acquisition device and be in for a long time under the vibrations environment by vibrations influence produce the displacement or lead to the not hard up problem that influences life of internal element.
(2) The device establishes fixed data acquisition device body through two sets of block arm clamp, two block arms of every group can improve the clamp of block arm and establish the dynamics through the connecting spring connection in the block, and drive the telescopic link through rotating the control ring and slide the relative position who adjusts the block, whole fixed not unidimensional data acquisition device body of adaptation centre gripping in a flexible way, not only can cushion fixedly it from the both sides of data acquisition device body, reduce the influence of the vibration range that produces to data acquisition device body during the steam turbine operation, and have higher commonality.
(3) Further, the device accessible is two sets of clamp plates and is assisted fixedly at the left and right sides to the data acquisition device body to it is fixed to cushion it from the four sides of data acquisition device body, has further reduced the influence of the vibration range that the steam turbine produced when moving to the data acquisition device body.
(4) Furthermore, the device accessible flabellum operation accelerates the air flow on shock attenuation platform surface, accelerates the radiating rate on data acquisition device body surface to reduce the influence of temperature to the data acquisition device body.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic sectional elevation view of the structure of the present invention;
FIG. 3 is a schematic top sectional view of a control block and a fixed block configuration according to the present invention;
FIG. 4 is a schematic side sectional view of the structure of the control block and the latch arm of the present invention;
fig. 5 is an enlarged view of the structure at a in fig. 3 according to the present invention.
In the figure: 1. a data acquisition device body; 2. a damping table; 3. a first motor; 4. a power shaft; 5. a power gear; 6. a control gear; 7. a connecting rod; 8. a connecting gear; 9. a rotating ring; 10. a telescopic column leg; 11. a rubber suction cup; 12. fixing the rod; 13. a second motor; 14. a fan blade; 15. an air outlet; 16. A fixing plate; 17. a damping spring; 18. a control block; 19. a control loop; 20. a telescopic rod; 21. a clamping block; 22. a snap-fit arm; 23. a connecting spring; 24. a fixed block; 25. a buffer spring; 26. a control lever; 27. clamping the board.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited to the following examples.
Referring to fig. 1 to 5, an embodiment of the present invention includes: a steam turbine shafting data acquisition device comprises a data acquisition device body 1, a first motor 3 and a second motor 13, wherein a damping table 2 is arranged below the data acquisition device body 1, the bottom end inside the damping table 2 is fixedly connected with the first motor 3, the motor can be an IHSS57-36-20 servo motor in model number, a power shaft 4 is fixed at the top end of the first motor 3, a power gear 5 is fixedly connected at the top end of the power shaft 4, the left side surface and the right side surface of the power gear 5 are respectively meshed with a control gear 6, the top end of the right side of each control gear 6 is fixedly connected with a connecting rod 7, the top end of the outer side (or the other side) of each connecting rod 7, which is far away from the control gear 6, is fixedly connected with a connecting gear 8, the right side surface of the connecting gear 8 is meshed with a rotating ring 9, and a telescopic column leg 10 is inserted inside the, the bottom end surface of the telescopic column leg 10 is fixedly connected with a rubber sucker 11.
In this embodiment, the inner wall of the rotating ring 9 is provided with an internal thread, the telescopic column leg 10 is a cylindrical structure, the surface of the telescopic column leg 10 is provided with an external thread matched with the internal thread, the rotating ring 9 and the telescopic column leg 10 form a rotating structure, and the internal thread on the inner wall of the rotating ring 9 is meshed with the external thread on the surface of the telescopic column leg 10 to drive the telescopic column leg 10 to rotate through the rotation of the rotating ring 9. When the telescopic column leg 10 is driven to rotate by the rotating ring 9, under the action of the internal thread on the inner wall of the rotating ring 9 and the external thread on the surface of the telescopic column leg 10, the telescopic column leg 10 can drive the rubber sucker 11 to slide or move up and down relative to the rotating ring 9, so that the relative height of the rubber sucker can be flexibly adjusted, the rubber sucker can be flexibly adjusted in various application occasions, and the usability is high.
In this embodiment, rubber suction cups 11 set up to four groups, and four groups of rubber suction cups 11 become the equidistance separation and distribute, this moment is concrete, power gear 5's preceding, after, a left side, the right side surface is equallyd divide and is meshed respectively with control gear 6, and the right side top fixedly connected with connecting rod 7 of each control gear 6, the equal fixedly connected with connecting gear 8 in outside top that control gear 6 was kept away from to each connecting rod 7, the right side surface of each connecting gear 8 all meshes has swivel becket 9, the inside of each swivel becket 9 is all inserted and is equipped with flexible column leg 10, the equal fixedly connected with rubber suction cups 11 in bottom surface of each flexible column leg 10. The thread directions of the control gears, the connecting gears and the rotating rings, the internal thread direction of the rotating rings and the external thread direction of the telescopic column legs can be flexibly configured according to actual application requirements to meet the requirements. Under this structure, be stained with through four groups of rubber suction cups 11 and attach ground and fix shock attenuation platform 2, further improved the stability of data acquisition device body 1.
In this embodiment, specifically, a rectangular fixing plate 16 is fixedly connected to the top end surface of the damping table 2, and two opposite inner walls (front and rear inner walls in this embodiment) of the fixing plate 16 are symmetrically provided with a clamping device, the clamping device includes two damping springs 17, one ends of the two damping springs 17 are fixedly connected to the inner wall of the fixing plate, and the other ends of the two damping springs 17 are both fixedly connected to the same control block 18. A control ring 19 is inserted in the control block 18, an expansion link 20 is inserted in the control ring 19, a clamping block 21 is fixedly connected to the top end of the expansion link 20, clamping arms 22 are respectively inserted at the left end and the right end of the clamping block 21, and the end parts of the two clamping arms 22, which are opposite and located in the cavity of the clamping block 21, are fixedly connected through a connecting spring 23. That is to say, two of the two clamping devices that the symmetry set up on the inner wall around, each contain a block 21, all be equipped with a set of (two) block arm 22 in each block 21, these two sets of four block arms 22 symmetry distribute, can press from both sides the setting with data acquisition device body 1 through two sets of block arms 22 and fix on damper table 2, carry out the shock attenuation to data acquisition device body 1 and fix. Simultaneously connect through connecting spring 23 between two block arms of every group, improved the clamp of two block arms and established the dynamics on the one hand, on the other hand the relaxation change adjustment of connecting the spring distance each other for this device can be applicable to in a flexible way and press from both sides the data acquisition device body of establishing fixed not unidimensional, has better commonality.
In this embodiment, specifically, the engaging arm 22 is an L-shaped engaging arm, the engaging arm 22 includes a first engaging arm located inside the engaging block 21 and slidably engaged with the engaging block 21, and a second engaging arm located outside the engaging block 21 and perpendicular to the first engaging arm, and the first engaging arm and the second engaging arm form the L-shaped engaging arm, so as to achieve a more stable clamping fixing effect.
In this embodiment, the engaging means are located at the lower portions of the two opposite inner walls of the fixed plate 16, and the bottom portions of the control block 18 and the engaging block 21 are placed on the top surface of the damper table 2.
In some embodiments, in particular, a fixing rod 12 is fixedly connected to the top end of the interior of the damping table 2, and a second motor 13 is fixedly connected to the fixing rod 12, and a fan blade 14 is fixedly connected to the top end of the second motor 13. The top end of the damping table 2 is fixedly connected with an air outlet 15, and in this embodiment, the air outlet 15 is a circular air outlet. In this embodiment, the engaging means are located at the lower portions of two opposite inner walls of the fixing plate 16, and the lower planes of the control block 18 and the engaging block 21 are located on the same plane as the top surface of the damping table 2.
In this embodiment, specifically, the fixing blocks 24 are fixedly connected to two other opposite inner walls (in this embodiment, the inner walls on the left and right sides) of the fixing plate 16, the buffer springs 25 are fixedly connected to the inside of the fixing blocks 24, the control rods 26 slidably matched with the fixing blocks 24 are inserted into the buffer springs 25, and the clamping plates 27 are fixedly connected to the top ends of the left sides of the control rods 26. In this embodiment, the fixing block 24 has a cavity for placing the buffer spring 25 therein, and the bottom of the cavity has a slot for limiting the sliding direction of the control rod 26. In some embodiments, the slot is a blind hole.
The clamping plates 27 are rectangular in structure, and are clamped and fixed at the left side and the right side of the data acquisition device body 1 through the two groups of clamping plates 27, so that the data acquisition device body is further stabilized to reduce the influence of vibration on the data acquisition device body.
The working principle is as follows: when in use, as shown in fig. 1-5, the data acquisition device body 1 is clamped and fixed by two groups of four clamping arms 22, the clamping force of the clamping arms can be improved by connecting the two clamping arms 22 of each group through the connecting spring 23, the telescopic rod 20 can be driven to slide in the control block 18 by rotating the control ring 19, so that the relative position of the clamping block 21 is adjusted, the data acquisition device body 1 is further fixed on the left side and the right side in an auxiliary manner through two groups of clamping plates 27, so that the data acquisition device body 1 is buffered and fixed from two sides or even four sides of the data acquisition device body 1, and the influence of the vibration amplitude generated when a steam turbine operates on the data acquisition device body 1 is reduced; meanwhile, the first motor 3 is started to drive the power shaft 4 to be connected with the power gear 5 to rotate, the power gear 5 is meshed with the control gear 6 to drive the connecting rod 7 to be connected with the connecting gear 8 to rotate, the connecting gear 8 is meshed with the rotating ring 9 to rotate, the internal thread on the inner wall of the rotating ring 9 is meshed with the external thread on the surface of the telescopic column leg 10 through the rotation of the rotating ring 9 to drive the telescopic column leg 10 to rotate, when the telescopic column leg 10 is driven to rotate by the rotating ring 9, under the action of the internal thread on the inner wall of the rotating ring 9 and the external thread on the surface of the telescopic column leg 10, the telescopic column leg 10 can drive the rubber sucker 11 to slide or move up and down relative to the rotating ring 9, thereby can adjust the relative height of rubber suction cup this device relatively in a flexible way, further fix the cushion cap 2 through the required height messenger's that adjusts rubber suction cup 11 absorption ground, wholly improve the stability of data acquisition device body 1. Simultaneously, the accessible is opened second motor 13 and is driven flabellum 14 rotation in this embodiment to produce wind-force, wind-force pass through air outlet 15 to the circulation of air on 2 surfaces of shock attenuation platform accelerate the circulation of air on 2 surfaces of shock attenuation platform, thereby accelerate the circulation of air on 1 surface of data acquisition device body, improve the thermal diffusivity on 1 surface of data acquisition device body, effectively reduce the influence that high temperature produced data acquisition device body 1.
The above is only a preferred embodiment of the present invention, and it should be noted that the above embodiment does not limit the present invention, and various changes, equivalents and modifications made by workers within the scope not departing from the technical spirit of the present invention are within the protection scope of the present invention.
Claims (9)
1. The utility model provides a steam turbine shafting data acquisition device, includes data acquisition device body (1), its characterized in that: a damping table (2) is arranged below the data acquisition device body (1), a first motor (3) is fixedly connected to the bottom end of the interior of the damping table (2), a power shaft (4) is fixed to the top end of the first motor (3), a power gear (5) is fixedly connected to the top end of the power shaft (4), control gears (6) are respectively meshed with the left side surface and the right side surface of the power gear (5), a connecting rod (7) is fixedly connected to the top end of one side, far away from the power gear (5), of each control gear (6), a connecting gear (8) is fixedly connected to the top end of the outer side of each connecting rod (7), the connecting gears (8) are meshed with rotating rings (9), telescopic column legs (10) are inserted into the rotating rings (9), and rubber suckers (11) are fixedly connected to the bottom end surfaces of the telescopic column legs (10); the damping table is characterized in that a square frame-shaped fixing plate (16) is fixedly connected to the surface of the top end of the damping table (2), clamping devices are symmetrically arranged on two opposite inner walls of the fixing plate (16), each clamping device comprises two damping springs (17) with one end fixedly connected with the inner wall of the fixing plate, the other ends of the two damping springs (17) are fixedly connected with a control block (18), a control ring (19) is inserted into the control block (18), a telescopic rod (20) is inserted into the control ring (19), a clamping block (21) is fixedly connected to the top end of the telescopic rod (20), a clamping arm (22) is inserted into each of the left end and the right end of the clamping block (21), and the two clamping arms (22) are opposite and are located at the end part in a cavity of the clamping block (21) and fixedly connected with one connecting spring (23.
2. The steam turbine shafting data acquisition device according to claim 1, wherein: the inside top fixedly connected with dead lever (12) of shock attenuation platform (2), and fixedly connected with second motor (13) on dead lever (12), the top fixedly connected with flabellum (14) of second motor (13).
3. The steam turbine shafting data acquisition device according to claim 2, wherein: and an air outlet (15) is formed in the top end of the damping table (2).
4. The steam turbine shafting data acquisition device according to claim 1, wherein: equal fixedly connected with fixed block (24) on two other relative inner walls of fixed plate (16), and the inside fixedly connected with buffer spring (25) of fixed block (24), control lever (26) with fixed block (24) sliding fit are inserted to the inside of buffer spring (25), and the left side top fixedly connected with of control lever (26) presss from both sides and establishes board (27).
5. The steam turbine shafting data acquisition device according to claim 1, wherein: the inner wall of the rotating ring (9) is provided with internal threads, the telescopic column leg (10) is of a cylindrical structure, and the surface of the telescopic column leg (10) is provided with external threads matched with the internal threads.
6. The steam turbine shafting data acquisition device according to claim 1, wherein: the clamping arm (22) is an L-shaped clamping arm.
7. The steam turbine shafting data acquisition device according to claim 6, wherein: the clamping arm (22) comprises a first closing arm which is positioned inside the clamping block (21) and matched with the clamping block (21) in a sliding mode, and a second closing arm which is positioned outside the clamping block (21) and perpendicular to the first closing arm.
8. The steam turbine shafting data acquisition device according to claim 1, wherein: the clamping devices are positioned at the lower parts of two opposite inner walls of the fixing plate (16); the bottoms of the control block (18) and the clamping block (21) are arranged on the top surface of the damping table (2).
9. The steam turbine shafting data acquisition device according to claim 3, wherein: the clamping devices are positioned at the lower parts of two opposite inner walls of the fixing plate (16); the lower planes of the control block (18) and the clamping block (21) and the top surface of the damping table (2) are positioned on the same plane.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020207103283 | 2020-05-02 | ||
| CN202020710328 | 2020-05-02 |
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| CN111561650A true CN111561650A (en) | 2020-08-21 |
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| CN202020816348.9U Active CN212537379U (en) | 2020-05-02 | 2020-05-16 | Steam turbine shafting data acquisition device |
| CN202010416060.7A Pending CN111561650A (en) | 2020-05-02 | 2020-05-16 | Steam turbine shafting data acquisition device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112752459A (en) * | 2021-01-26 | 2021-05-04 | 雪亿科技(成都)有限公司 | Novel industrial internet control device |
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| CN212537379U (en) * | 2020-05-02 | 2021-02-12 | 顾郑强 | Steam turbine shafting data acquisition device |
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