CN205669991U - Steam turbine thermal test measuring point measured height instrument - Google Patents
Steam turbine thermal test measuring point measured height instrument Download PDFInfo
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- CN205669991U CN205669991U CN201620581305.0U CN201620581305U CN205669991U CN 205669991 U CN205669991 U CN 205669991U CN 201620581305 U CN201620581305 U CN 201620581305U CN 205669991 U CN205669991 U CN 205669991U
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- strut
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- laser
- thermal test
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- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 238000005259 measurement Methods 0.000 claims abstract description 21
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses steam turbine thermal test measuring point measured height instrument, including strut, the top of strut arranges laser-bounce plate, arranges laser range finder at the middle part of strut or lower removable；Described laser range finder is attached on strut by fixing band.The beneficial effects of the utility model are: measured the height of steam turbine thermal test measuring point by laser range finder or infrared range-measurement system or ultrasonic range finder, very convenient, meanwhile, the height of strut can be set as the case may be, facilitate the measurement of height；By the setting of this utility model measuring instrument, certainty of measurement is high, and data can accurately read, very convenient.
Description
Technical field
This utility model relates to steam turbine, is specifically related to steam turbine thermal test measuring point measured height instrument.
Background technology
At present, the general utility tool measuring absolute altitude in steam turbine thermal test is five metals ribbon, exists during measuring
Problems with: 1, due to steam-water pipe interlaced arrangement around test measuring point, testing crew is difficult to entering tape measure at measuring point
Row is fixing, causes tape measure terminal and point position to there is deviation, and then causes the height number measured to there is error；2, portion
Separating tests point position higher (more than 3m), owing to restriction and the tape measure toughness of measurement space are not enough, causes tape measure measuring
During bending in various degree occurs, and then cause the error of measurement.The steam turbine thermal test accuracy to test parameters
Requiring high, bigger level measurement error can affect the accuracy of result of the test.When measuring point is in narrow space, test
Tape measure terminal cannot be fixed on point position by personnel, is typically all in same by the artificial searching of range estimation one with measuring point
One another object of reference horizontal measures, and this results in measurement and there is the biggest error.
Accordingly, it would be desirable to the special device for measuring elevation that a kind of accuracy is high and simple to operate.
Utility model content
The utility model proposes steam turbine thermal test measuring point measured height instrument, this apparatus structure is simple, easy to operate,
Measure accurately, solve during measurement that point position is higher, testing crew working place is narrow and small and causes accurately measuring
Problem.
In order to reach above-mentioned purpose, this utility model adopts the following technical scheme that
The first string that this utility model provides is: steam turbine thermal test measuring point measured height instrument, including:
Strut, the top of strut arranges laser-bounce plate, arranges laser range finder at the middle part of strut or lower removable,
The height of the measuring point measured starts to calculate from pressure tube and transmitter junction, therefore, laser range finder is fixed on biography
At the level height of pressure pipe and transmitter junction；Laser range finder is according to writing function computed altitude value, by being set by strut
At steam turbine, strut top is extended at steam turbine thermal test measuring point height or the parallel place of measuring point height, by laser
Diastimeter is arranged at the level height of pressure tube and transmitter junction, and laser range finder is given is surveyed height+diastimeter
Length value is the absolute altitude of measuring point to be measured, and namely achieves described laser range finder measuring transducer and steam turbine heating power
The vertical height of test measuring point.
So, will be arranged on bottom diastimeter at the level height with pressure tube and transmitter junction, diastimeter is upwards
Measure height value be launch point to measuring point distance plus diastimeter length value, be actually required value；General steel tape reading
Time there is error, it is impossible to accurately read height number, Portable pulse diastimeter measure time launch at target a branch of very
Thin laser, is received the laser beam of laser-bounce plate reflection by photoelectric cell, and timer measures laser beam from being transmitted into reception
Time, the elevation carrection precision calculated at transmitting to target can reach grade.And diastimeter digital display screen has
Record numerical value function, can avoid the error of manual record data and can carry out historical query.
Or, described laser range finder can be provided with two, and two laser range finder height are different and are all located at the end of strut
Portion, is provided with two laser-bounce plates on strut, and the top of strut is located at by a laser-bounce plate, and another Laser emission plate sets
Pressure tube and transmitter junction on strut, one is used for measuring transducer height value overhead, another laser ranging
Instrument is located at the top of strut for measuring the steam turbine thermal test measuring point height to ground, and two such height value subtracts each other and is
The height value of measuring point.
Or, described laser range finder can be provided with two, is provided with the second laser-bounce plate in the bottom of strut, during measurement,
The measurement of two laser range finders is in opposite direction, and the two is located at the middle part of strut, at the top fixed laser expelling plate of strut, this
One laser range finder of sample measures launch point to the distance of laser-bounce plate, and laser-bounce plate is fixed on measuring point at the top of strut
Highly place or the parallel place of measuring point height, fix the second Laser emission plate, the second laser-bounce at the middle part of strut or bottom
Plate at pressure tube and transmitter junction height, another laser range finder measure launch point to the second laser-bounce plate away from
From, two distances are added and are measuring point height, during use, and can be with hand-held strut, it is also possible to strut is fixed on the ground.
Described laser range finder is attached on strut by fixing band.
Being fixed on strut by laser range finder for convenience, described fixing band is detachably located on described strut.
Described laser range finder is Portable pulse diastimeter.
Another program that this utility model provides: steam turbine thermal test measuring point measured height instrument, including: strut, strut
Top reflecting plate is set, at the middle part of strut or lower removable, ultrasonic range finder is set.
Another program that this utility model provides: steam turbine thermal test measuring point measured height instrument, including:
Strut, the top of strut arranges infrared external reflection plate, arranges infrared range-measurement system at the middle part of strut or lower removable, makes
Identical with the method for laser range finder by method.
In order to meet the elevation carrection of different steam turbine thermal test measuring point, in order to meet the range of measurement scope, described
Strut is telescopic strut, and described strut merogenesis is flexible to be arranged.
The beneficial effects of the utility model are:
1, by laser range finder or infrared range-measurement system or ultrasonic range finder to steam turbine thermal test measuring point
Highly measure, very convenient, meanwhile, the height of strut can be set as the case may be, facilitate the measurement of height.
2, by the setting of this utility model measuring instrument, certainty of measurement is high, and data can accurately read, very convenient.
Accompanying drawing explanation
Fig. 1 is front schematic view of the present utility model；
Fig. 2 is side schematic view of the present utility model；
Wherein, 1. expansion link, 2. tellurometer, 3. laser-bounce plate, be 4. detachably fixed band.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clear, complete description.
Embodiment 1
As it is shown in figure 1, steam turbine thermal test measuring point measured height instrument, including: strut, aluminium alloy expansion link 1 is made
For strut, portable tellurometer 2, laser-bounce plate 3, it is detachably fixed band 4.Aluminium alloy expansion link 1 uses merogenesis to stretch
Contracting design, often joint length 50cm, so design are easy to carry about with one and can avoid bending, just because aluminium alloy rod length is excessive
Take formula tellurometer 2 launch laser according to record Time Calculation height value, laser-bounce plate 3 is threadedly secured to aluminium alloy
Expansion link top, by laser-bounce reversion pulse diastimeter, is detachably fixed and carries 4 tellurometer 2 is fixed on parallel expansion link 1
Position, it is ensured that light beam launched by tellurometer 1 is vertical direction.
When measuring height, can stretch aluminium alloy expansion link 1 length according to point position, Portable pulse diastimeter
2 to top-direction measured value be launch point to reflecting plate distance+diastimeter length, i.e. point position to diastimeter bottom emission at
Distance, Portable pulse diastimeter 2 has height correction function to top-direction measurement result, i.e. finds range to top-direction zero-bit
Instrument bottom position, the present invention solves because measuring point is higher, position is in and causes tape measure to measure in relatively complex environment
The problem of vertical dimension, and it is relatively more accurate to measure numerical value, and meanwhile, tellurometer 2 surface has screen to show concrete survey
Numerical quantity.
Or, described laser range finder can be provided with two, and two laser range finder height are different and are all located at the end of strut
Portion, is provided with two laser-bounce plates on strut, and the top of strut is located at by a laser-bounce plate, and another Laser emission plate sets
Pressure tube and transmitter junction on strut, one is used for measuring transducer height value overhead, another laser ranging
Instrument is located at the top of strut for measuring the steam turbine thermal test measuring point height to ground, and two such height value subtracts each other and is
The height value of measuring point.
Or, described laser range finder can be provided with two, is provided with the second laser-bounce plate in the bottom of strut, during measurement,
The measurement of two laser range finders is in opposite direction, and the two is located at the middle part of strut, at the top fixed laser expelling plate of strut, this
One laser range finder of sample measures launch point to the distance of laser-bounce plate, and laser-bounce plate is fixed on measuring point at the top of strut
Highly place or the parallel place of measuring point height, fix the second Laser emission plate, the second laser-bounce at the middle part of strut or bottom
Plate at pressure tube and transmitter junction height, another laser range finder measure launch point to the second laser-bounce plate away from
From, two distances are added and are measuring point height, during use, and can be with hand-held strut, it is also possible to strut is fixed on the ground.
Embodiment 2
Steam turbine thermal test measuring point measured height instrument, including: strut, the top of strut arranges reflecting plate, at strut
Middle part or lower removable arrange ultrasonic range finder.
Embodiment 3
Steam turbine thermal test measuring point measured height instrument, including:
Strut, the top of strut arranges infrared external reflection plate, arranges infrared range-measurement system at the middle part of strut or lower removable, makes
Identical with the method for laser range finder by method.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (10)
1. steam turbine thermal test measuring point measured height instrument, it is characterised in that including:
Strut, the top of strut arranges laser-bounce plate, arranges laser range finder at the middle part of strut or lower removable.
2. steam turbine thermal test measuring point measured height instrument as claimed in claim 1, it is characterised in that described laser ranging
Instrument is attached on strut by fixing band.
3. steam turbine thermal test measuring point measured height instrument as claimed in claim 2, it is characterised in that described fixing band is removable
Unload and be located on described strut.
4. steam turbine thermal test measuring point measured height instrument as claimed in claim 1, it is characterised in that described laser range finder
For Portable pulse diastimeter.
5. steam turbine thermal test measuring point measured height instrument as claimed in claim 1, it is characterised in that described laser range finder
Can be provided with two, two laser range finder height are different and are all located at the bottom of strut, are provided with two laser-bounces on strut
Plate, a laser-bounce plate is located at the top of strut, and another Laser emission plate is located at pressure tube on strut and is connected with transmitter
Place.
6. steam turbine thermal test measuring point measured height instrument as claimed in claim 1, it is characterised in that described laser range finder
Can be provided with two, the measurement of two laser range finders is in opposite direction, is provided with the second laser-bounce plate in the bottom of strut, and second swashs
Light reflecting board is at transmitter level height.
7. steam turbine thermal test measuring point measured height instrument, it is characterised in that including:
Strut, the top of strut arranges reflecting plate, arranges ultrasonic range finder at the middle part of strut or lower removable.
8. steam turbine thermal test measuring point measured height instrument, it is characterised in that including:
Strut, the top of strut arranges infrared emission plate, arranges infrared range-measurement system at the middle part of strut or lower removable.
9. the steam turbine thermal test measuring point measured height instrument as described in claim 1 or 7 or 8, it is characterised in that described strut
For telescopic strut.
10. steam turbine thermal test measuring point measured height instrument as claimed in claim 9, it is characterised in that described strut merogenesis
Flexible setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581305.0U CN205669991U (en) | 2016-06-15 | 2016-06-15 | Steam turbine thermal test measuring point measured height instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620581305.0U CN205669991U (en) | 2016-06-15 | 2016-06-15 | Steam turbine thermal test measuring point measured height instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205669991U true CN205669991U (en) | 2016-11-02 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620581305.0U Active CN205669991U (en) | 2016-06-15 | 2016-06-15 | Steam turbine thermal test measuring point measured height instrument |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802747A (en) * | 2017-04-27 | 2018-11-13 | 罗伯特·博世有限公司 | Hand-held laser rangefinder |
| CN110165837A (en) * | 2019-06-21 | 2019-08-23 | 徐州天泓传动设备有限公司 | A kind of electric push rod travel measuring device |
| CN111780731A (en) * | 2020-07-06 | 2020-10-16 | 怀化学院 | Multifunctional measuring tool for indoor design |
| CN112066897A (en) * | 2020-08-11 | 2020-12-11 | 武汉博宏建设有限公司 | Measuring rod and measuring method for measuring net height at bottom of pipeline |
| CN113155041A (en) * | 2021-03-25 | 2021-07-23 | 中国一冶集团有限公司 | Device for detecting and controlling net height of pipeline |
-
2016
- 2016-06-15 CN CN201620581305.0U patent/CN205669991U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802747A (en) * | 2017-04-27 | 2018-11-13 | 罗伯特·博世有限公司 | Hand-held laser rangefinder |
| CN108802747B (en) * | 2017-04-27 | 2024-06-07 | 罗伯特·博世有限公司 | Hand-held laser range finder |
| CN110165837A (en) * | 2019-06-21 | 2019-08-23 | 徐州天泓传动设备有限公司 | A kind of electric push rod travel measuring device |
| CN111780731A (en) * | 2020-07-06 | 2020-10-16 | 怀化学院 | Multifunctional measuring tool for indoor design |
| CN112066897A (en) * | 2020-08-11 | 2020-12-11 | 武汉博宏建设有限公司 | Measuring rod and measuring method for measuring net height at bottom of pipeline |
| CN113155041A (en) * | 2021-03-25 | 2021-07-23 | 中国一冶集团有限公司 | Device for detecting and controlling net height of pipeline |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |