CN205607642U - High rotational speed bearing performance detection device of steam turbine and compressor - Google Patents
High rotational speed bearing performance detection device of steam turbine and compressor Download PDFInfo
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- CN205607642U CN205607642U CN201620396649.4U CN201620396649U CN205607642U CN 205607642 U CN205607642 U CN 205607642U CN 201620396649 U CN201620396649 U CN 201620396649U CN 205607642 U CN205607642 U CN 205607642U
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Abstract
The utility model provides a detection bearing performance that can be comprehensive, accurate, fundamentally find the reason that arouses the rotor oscillation, and then guarantee high -efficient, the reliable moving high rotational speed bearing performance detection device of steam turbine and compressor of rotor includes operation platform, sets up two just electromagnetic bearing seats to arranging on operation platform, and installs electromagnetic bearing in two electromagnetic bearing seats respectively, operation platform is last to be lain in two electromagnetic bearing seat left and right sides and sets up the bearing frame that awaits measuring respectively, and both ends set up the end cover respectively about two bearing frames that await measuring, and do not set up corresponding rubber seal in the centre bore punishment of each end cover, and be equipped with on the bearing frame that awaits measuring and await measuring inside communicating inlet port of bearing frame and oil gallery, and set up stable test probe respectively on the outer terminal surface of two bearing frames that await measuring, and set up rotational speed test probe on the outer terminal surface of one of them bearing frame that awaits measuring to set up the thermocouple respectively in two bearing frames that await measuring.
Description
Technical field
This utility model relates to bearing performance detection device, particularly a kind of steam turbine and compressor high speed shaft
Hold device for detecting performance.
Background technology
Along with steam turbine and compressor performance more greatly, higher, develop faster, bearing on steam turbine and compressor drum produces
The rotating speed of more heat, and rotor rises high series of factors and rotor oscillation and unstability, bearing performance problem is become more
Come the severeest, it is desirable to the bearing on steam turbine and compressor has requirements at the higher level, higher standard.Current Bearing testing mode is
Bearing parts is placed on instrument, by the way of artificial, measures the size at each position of bearing whether within prescribed limit, if
The each spot size of bearing, in prescribed limit value, is qualified products, otherwise, it is defective work.This detection mode is the most complete
Face, the most accurate, it is impossible to fundamentally to find the reason causing rotor oscillation, and then it cannot be guaranteed that rotor efficiently, reliably operate.
Summary of the invention
This utility model is to solve above-mentioned technical problem, it is provided that one can detect bearing comprehensively, accurately
Performance, fundamentally finds the reason causing rotor oscillation, and then ensures the vapour that rotor efficiently, reliably operates
Turbine and compressor height rotating speed bearing device for detecting performance.
Technical solution of the present utility model is:
A kind of steam turbine and compressor height rotating speed bearing device for detecting performance, including operating platform, its special it
Place is: arrange two on the operational platform just to the electromagnetic axis bearing arranged, and two electromagnetic axis bearings
Inside it is respectively mounted electromagnetic bearing；Described operating platform is positioned at two electromagnetic axis bearing left and right sides set respectively
Put bearing block to be measured, two bearing blocks to be measured and two electromagnetic axis bearing concentrics, at two bearing blocks to be measured
Two ends, left and right be respectively provided with end cap, and be respectively provided with the rubber seal of correspondence in the central hole of each end cap,
And be provided with and the fuel feed hole communicated inside bearing block to be measured and spill port on bearing block to be measured；And treat at two
Survey and on the outer face of bearing block, be respectively provided with Detection of Stability probe, and wherein outside a bearing block to be measured
Rotating speed measring probe is set on end face, and is respectively provided with thermocouple in two bearing blocks to be measured.
Optimizing further, described bearing block to be measured is the bearing block body to be measured and bearing to be measured installed by make-up
Seat upper cover is constituted, it is simple to install bearing to be measured.
Optimize further, electromagnetic bearing and bearing block to be measured are respectively provided with the suspension ring of correspondence, it is simple to carrying
And replacing.
The beneficial effects of the utility model are:
1, owing to arranging two on the operational platform just to the electromagnetic axis bearing arranged, and at two electromagnetic bearings
It is respectively mounted electromagnetic bearing in Zuo, on electromagnetic bearing, gives electric current, thus give installing its interior rotor
Fictitious load；And the rotor output being arranged in electromagnetic bearing is connected motor by belt, by controlling
The rotating speed of motor and then make rotor reach to simulate rotating speed, simple in construction, easy to operate, make rotor reach mould
Intending load and simulation rotating speed, simulation effect is more accurate.
2, it is respectively provided with bearing block to be measured owing to being positioned at two electromagnetic axis bearing left and right sides on the operational platform,
It is respectively provided with end cap at the two ends, left and right of two bearing blocks to be measured, and is respectively provided with in the central hole of each end cap
Corresponding rubber seal, and be provided with on bearing block to be measured with the fuel feed hole communicated inside bearing block to be measured and
Spill port, after bearing to be measured is separately mounted to the axle head of rotor and be separately mounted to correspondence bearing block to be measured
In, in bearing block to be measured, inject lubricating oil by fuel feed hole during detection, provide more for bearing to be measured
True simulated environment, Detection results is more true, accurately.
3, owing to arranging Rotating speed measring probe on the outer face of a bearing block to be measured wherein, examined by rotating speed
The data of probing head transmission control motor speed indirectly, thus control the rotating speed of rotor, and simulation effect is more accurate
Really；Owing to being respectively provided with Detection of Stability probe on the outer face of two bearing blocks to be measured, and treat at two
It is respectively provided with thermocouple, the data that Detection of Stability probe and thermocouple are transmitted back to by computer in surveying bearing block
Being calculated and analyze, it is judged that whether bearing to be measured is certified products, Detection results is true, comprehensive, accurate,
Fundamentally have found the reason causing rotor oscillation, and then ensure that rotor is efficiently, reliably operate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the right view of Fig. 1；
In figure: 1-operating platform, 2-electromagnetic axis bearing, 3-electromagnetic bearing, 4-bearing block to be measured, 5-suspension ring,
6-end cap, 7-rubber seal, 8-fuel feed hole, 9-spill port, 10-Detection of Stability probe, 11-rotating speed is examined
Probing head, 12-thermocouple.
Detailed description of the invention
As it can be seen, a kind of steam turbine and compressor height rotating speed bearing device for detecting performance, including operating platform 1,
On operating platform 1, installation two is just to the electromagnetic axis bearing 2 arranged, and divides in two electromagnetic axis bearings 2
An Zhuan electromagnetic bearing 3；Described operating platform 1 is positioned at two electromagnetic axis bearing 2 left and right sides pacify respectively
Filling bearing block 4 to be measured, described bearing block 4 to be measured is the bearing block body to be measured and bearing to be measured installed by make-up
Seat upper cover is constituted, and two bearing blocks 4 to be measured and two electromagnetic axis bearing 2 concentrics, in electromagnetic axis bearing 2
Be respectively provided with the suspension ring 5 of correspondence on bearing block 4 to be measured, at the two ends, left and right of two bearing blocks 4 to be measured respectively
End cap 6 is installed, and inlays the rubber seal 7 of correspondence in the central hole of each end cap 6 respectively, and to be measured
Bearing block 4 is provided with the fuel feed hole 8 that communicate internal with bearing block 4 to be measured and spill port 9；And it is to be measured at two
Mounting stability detection probe 10, and a bearing block to be measured wherein is set respectively on the outer face of bearing block 4
Rotating speed measring probe 11, and embedding thermocouple respectively in two bearing blocks 4 to be measured are installed on the outer face of 4
12。
When detection is installed, first by the rotor supporting with bearing to be measured through two electromagnetic bearings 3, then by rubber
Glue sealing ring 7 be arranged on correspondence end cap 6 on, and end cap 6 and bearing to be measured are respectively fitted on rotor right
The axle head answered, then by bearing block upper cover spiral-lock to be measured on corresponding bearing block body to be measured, and by end cap 6
It is arranged on bearing block to be measured 4 two ends of correspondence, then by the fuel feed hole 8 on bearing block 4 to be measured and spill port 9
It is connected on oil pump by oil pipe, by electromagnetic bearing, Detection of Stability probe 10, Rotating speed measring probe
11 and thermocouple 12 be coupled with on computer by wire；Finally the drive end at rotor installs belt pulley also
Motor is connected by belt.
During detection operation, first start and be connected with the fuel feed hole 8 on bearing (ball) cover 6 to be measured and spill port 9
Oil pump, bearing to be measured in bearing block 4 to be measured provides lubricating oil；Then by computer to electromagnetic axis
Hold 3 input currents, provide fictitious load to rotor；Restart the motor being connected with rotor, root by belt
Detect rotor speed according to Rotating speed measring probe 11 and control motor speed to rotor offer simulation rotating speed；Finally lead to
Cross that the Detection of Stability rotor stabilities that detect of probe 10 observed by computer, thermocouple 12 detects treats
Survey bearing block 4 temperature.If the rotor stability detected and bearing block to be measured 4 temperature are in prescribed limit,
It is qualified products；If the rotor stability detected and bearing block to be measured 4 temperature be not in prescribed limit,
It is substandard product.
These are only specific embodiment of the utility model, be not limited to this utility model, for
For those skilled in the art, this utility model can have various modifications and variations.All at this utility model
Spirit and principle within, any modification, equivalent substitution and improvement etc. made, should be included in this practicality
Within novel protection domain.
Claims (3)
1. steam turbine and a compressor height rotating speed bearing device for detecting performance, including operating platform, its feature
It is: arrange two on the operational platform just to the electromagnetic axis bearing arranged, and in two electromagnetic axis bearings
It is respectively mounted electromagnetic bearing；Described operating platform is positioned at two electromagnetic axis bearing left and right sides be respectively provided with
Bearing block to be measured, two bearing blocks to be measured and two electromagnetic axis bearing concentrics, at two bearing blocks to be measured
Two ends, left and right are respectively provided with end cap, and are respectively provided with the rubber seal of correspondence in the central hole of each end cap,
And be provided with and the fuel feed hole communicated inside bearing block to be measured and spill port on bearing block to be measured；And treat at two
Survey and on the outer face of bearing block, be respectively provided with Detection of Stability probe, and wherein outside a bearing block to be measured
Rotating speed measring probe is set on end face, and is respectively provided with thermocouple in two bearing blocks to be measured.
Steam turbine the most according to claim 1 and compressor height rotating speed bearing device for detecting performance, it is special
Levy and be: described bearing block to be measured is the bearing block body to be measured installed by make-up and bearing block upper cover structure to be measured
Become.
Steam turbine the most according to claim 1 and compressor height rotating speed bearing device for detecting performance, it is special
Levy and be: on electromagnetic bearing and bearing block to be measured, be respectively provided with the suspension ring of correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620396649.4U CN205607642U (en) | 2016-05-03 | 2016-05-03 | High rotational speed bearing performance detection device of steam turbine and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620396649.4U CN205607642U (en) | 2016-05-03 | 2016-05-03 | High rotational speed bearing performance detection device of steam turbine and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205607642U true CN205607642U (en) | 2016-09-28 |
Family
ID=56969037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620396649.4U Active CN205607642U (en) | 2016-05-03 | 2016-05-03 | High rotational speed bearing performance detection device of steam turbine and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205607642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906005A (en) * | 2017-10-30 | 2018-04-13 | 安徽博古特机电科技有限公司 | A kind of compressor shaft bearing temperature control system |
-
2016
- 2016-05-03 CN CN201620396649.4U patent/CN205607642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906005A (en) * | 2017-10-30 | 2018-04-13 | 安徽博古特机电科技有限公司 | A kind of compressor shaft bearing temperature control system |
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| GR01 | Patent grant |