CN108900255A - A kind of power supply and signal transmitting apparatus for testing rotating machinery - Google Patents
A kind of power supply and signal transmitting apparatus for testing rotating machinery Download PDFInfo
- Publication number
- CN108900255A CN108900255A CN201810286147.XA CN201810286147A CN108900255A CN 108900255 A CN108900255 A CN 108900255A CN 201810286147 A CN201810286147 A CN 201810286147A CN 108900255 A CN108900255 A CN 108900255A
- Authority
- CN
- China
- Prior art keywords
- power supply
- rotating machinery
- module
- transmitting apparatus
- signal transmitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/806—Arrangements for feeding power
- H04B10/808—Electrical power feeding of an optical transmission system
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/30—Circuit arrangements or systems for wireless supply or distribution of electric power using light, e.g. lasers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/806—Arrangements for feeding power
- H04B10/807—Optical power feeding, i.e. transmitting power using an optical signal
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Optical Transform (AREA)
Abstract
The power supply and signal transmitting apparatus that the present invention relates to a kind of for testing rotating machinery, including：Rotary shaft, test module, output flange, rotary module, fixed module and rotation shaft housing, output flange are equipped with packaged type foil gauge；Rotary shaft is fixedly connected with test module, output flange and rotary module respectively；Fixed module is fixedly connected with rotation shaft housing.The light digital signal provided provided by the present invention for luminous energy and rotary module that the power supply and signal transmitting apparatus of testing rotating machinery are provided using fixed module carries out non-contact power supply and signal transmission, ensure that rotating machinery carries out the test accuracy that will not influence sensor when testing for a long time because of frictional heat generation, there is good Electro Magnetic Compatibility simultaneously, effectively avoid electromagnetic interference, it is ensured that the accuracy of test result.
Description
Technical field
The invention belongs to rotating machinery the field of test technology, and in particular to a kind of power supply and letter for testing rotating machinery
Number transmitting device.
Background technique
Currently, generally the advantage is that using slip ring as power supply and signal transmitting apparatus when carrying out rotating machinery test
It is powered and signal is wire transmission, and use is simple and reliable.But that in actual use, it is found that general slip ring is only applicable to sense
There is the test assignment of enough axial spaces between device position and slip ring.When due to slip ring work, rubbing between brush and rotary shaft
Wiping can generate heat.Such as meet axial space between sensor position and slip ring it is close in addition be close to test assignment when, just
It can not be tested for a long time.Because slip ring work generate heat can sensor and test circuit between formed one it is larger
The temperature field of gradient, to influence the accuracy of test.And if using common electromagnetic coil wireless power and electromagnetic wireless
Signal transmission, then be not able to satisfy EMC Requirements, also not can guarantee the accuracy of test.Therefore, it needs a kind of for rotating
The new device of mechanical test power supply and signal transmission, using non-electromagnetism and contactless power supply and signal transmission form, with
Guarantee the accuracy and precision of rotating machinery test.
Summary of the invention
In order to solve the above-mentioned deficiency in the presence of the prior art, the present invention provides a kind of for testing the confession of rotating machinery
Electricity and signal transmitting apparatus.
Technical solution provided by the invention is：A kind of power supply and signal transmitting apparatus for testing rotating machinery, it is described
Device includes：Rotary shaft and the test module axially set gradually (3), output flange (4), rotary module (1), stent
Block (2) and rotation shaft housing,
The output flange (4) is equipped with packaged type foil gauge (5)；
The rotary shaft is fixed with the test module (3), the output flange (4) and the rotary module (1) respectively
Connection；
The fixed module (2) is fixedly connected with the rotation shaft housing.
Preferably, the rotary module (1) includes：Axial upper and lower ends distinguish lantern ring and cage plate and axis disposed in parallel
To the sleeve being set between the lantern ring and the cage plate.
Preferably, the radial outer wall of the sleeve is equipped with multiple signal emitting heads (13) of annular setting.
Preferably, the lantern ring and the sleeve collectively constitute annular signal projector (12).
Preferably, the cage plate is annular photoelectric conversion plate (11).
Preferably, the fixed module (2) includes：The U-shaped signal receiver (22) and axial direction being radially set on the outside of sleeve
Annular electric supply light source board (21) set on cage plate lower end.
Preferably, the inner radial wall of the U-shaped signal receiver (22) is equipped with signal reception window (23).
Preferably, the packaged type foil gauge (5) includes：Interlayer diaphragm bag (5-2) equipped with liquid glue and it is set to institute
State the foil gauge (5-1) in interlayer diaphragm bag (5-2)；
The interlayer diaphragm bag (5-2) includes：Upper layer diaphragm (5-21) and lower layer's diaphragm (5-22), the upper and lower layer every
Seal line (5-25) is equipped at film edge.
Preferably, outwardly extending upper and lower tie rod is respectively equipped on the identical side of the upper and lower layer diaphragm；
The seal line has the convex line of up and down tie rod convex on position corresponding with upper and lower tie rod, and convex
The top of shape line at the top of upper and lower tie rod at a distance from be greater than convex line height.
Compared with the immediate prior art, technical solution provided by the invention is had the advantages that：
(1) technical solution provided by the invention, the light number that the luminous energy and rotary module provided using fixed module is provided
Signal carries out non-contact power supply and signal transmission, it is ensured that rotating machinery carries out will not be due to frictional heat generation when testing for a long time
The test accuracy of sensor is influenced, while there is good Electro Magnetic Compatibility, effectively avoids electromagnetic interference, it is ensured that test result
Accuracy.
(2) technical solution provided by the invention can meet rotating machinery using fixed module and rotary module well
Rotating machinery long-time engine bench test or on-line testing are realized in the requirement of test for a long time.
(3) technical solution provided by the invention, the packaged type foil gauge of use, by being encapsulated in foil gauge equipped with glue
Diaphragm bag in so that glue and foil gauge become whole, when being bonded foil gauge on test specimen, without applying daub on test specimen
Water, diaphragm bag are torn rear glue and are evenly distributed between foil gauge and test specimen naturally, meanwhile, glue does not stick on hand and to people
Body damages.
Detailed description of the invention
Fig. 1 is transmitting device structural schematic diagram of the invention；
Fig. 2 is fixed module of the invention and rotary module structural schematic diagram；
Fig. 3 is packaged type foil gauge structural schematic diagram of the invention；
Fig. 4 is the A-A cross-sectional view in Fig. 3；
Wherein, 1- rotary module；2- fixed module；3- test module；4- output flange；5- packaged type foil gauge；5-1-
Foil gauge；5-2- diaphragm bag；The upper layer 5-21- diaphragm；5-22- lower layer diaphragm；5-23- top brace；5-24- bottom brace；5-25- is close
Seal line；5-251- convex line；Camber line at the top of 5-252-；5-253- oblique line；12- signal projector；13- signal emitting head；11- light
Electric change-over panel；21- powered light sources plate；22- signal receiver；23- signal reception window.
Specific embodiment
For a better understanding of the present invention, further details of the technical solution of the present invention with reference to the accompanying drawing.
As shown in Figures 1 to 4, the power supply of test rotating machinery provided by the invention and signal transmitting apparatus, described device
Including：Rotary shaft and the test module 3 axially set gradually, output flange 4, rotary module 1, fixed module 2 and rotary shaft
Shell, the output flange 4 are equipped with packaged type foil gauge 5；The rotary shaft respectively with the test module 3, the output
Flange 4 is fixedly connected with the rotary module 1；The fixed module 2 is fixedly connected with the rotation shaft housing；
The rotary module 1 includes：Axial upper and lower ends distinguish lantern ring and cage plate disposed in parallel and are axially set to institute
State the sleeve between lantern ring and the cage plate；
The radial outer wall of the sleeve is equipped with multiple signal emitting heads 13 of annular setting；Signal emitting head 13 is along revolution
It is synchronous to send data to arrangement, to ensure to be formed all standing light field, to guarantee that signal receiver 22 is rotated by test specimen to any
The light digital signal of at least one emitting head transmission can be received when position.
The lantern ring and the sleeve collectively constitute annular signal projector 12；
The cage plate is annular photoelectric conversion plate 11；The luminous energy that photoelectric conversion plate 11 is used to provide powered light sources plate 21 turns
It is changed to electric energy to power to sensor, signal projector 12 is for sending test data with light digital signal
The fixed module 2 includes：The radial U-shaped signal receiver 22 being set on the outside of sleeve is set to cage plate lower end with axial
Annular electric supply light source board 21；The energy needed for powered light sources plate 21 is provided using luminous energy, signal receiver 22 is for receiving light number
The test data of word signal form.
The inner radial wall of the U-shaped signal receiver 22 is equipped with signal reception window 23；
The packaged type foil gauge 5 includes：Interlayer diaphragm bag 5-2 equipped with liquid glue and it is set to the interlayer diaphragm bag
Foil gauge 5-1 in 5-2；The interlayer diaphragm bag 5-2 includes：Upper layer diaphragm 5-21 and lower layer diaphragm 5-22, the upper and lower layer
Seal line 5-25 is equipped at diaphragm edge；
The upper and lower layer diaphragm is respectively equipped with outwardly extending upper and lower tie rod on identical side；The seal line with
Convex line with up and down tie rod convex on the upper and lower corresponding position of tie rod, and the top of convex line and upper and lower tie rod
The distance at top is greater than the height of convex line.
Specifically, as shown in Figure 1, rotary module 1 and test module 3 to be passed through to the output flange 4 of bolt and belt sensor
It is connected, fixed module 2 is mounted on rotation shaft housing by bolt.When work, test module 3 (by test specimen) is mounted on band
On the output flange 4 of sensor, rotary module 1 is rotated synchronously with test module 3 (by test specimen), and fixed module 2 is not with test mould
Block 3 (by test specimen) rotation, the two relative rotation, between it is contactless.
For guarantee will not there is a situation where power interruptions, powered light sources plate 21 and photoelectric conversion plates 11 to match in rotary course
Set uses annular design.4 pieces of installation fan-shaped light source circuit boards of the insertion of powered light sources plate 21, select photoelectric conversion efficiency must be in photoelectricity
For the higher 850nm wavelength infrared LED of pond efficiency as light source device, anchor ring is evenly equipped with 256 0.1W infrared LEDs.Photoelectric conversion
The insertion installation polycrystalline silicon solar panel of plate 11, muti-piece solar panel is by tandem compound, to promote its output voltage.
When work, DC24V power supply drives powered light sources plate 21 to issue infrared light by constant current driver circuit for LED, is radiated at photoelectric conversion
On plate 11, direct current 11V is externally exported, the power supply of 200mA provides required 5V and 3.3V through internal adjustment for test module 3
The non-contact type photoelectricity power supply of test device is realized in the power supply of 2 tunnels.
12 light passing launch driving circuit of signal projector drives 940nm wavelength infrared LED signal emitting head 13 externally to send
Signal.When work, signal projector 12 crosses the digital signal for receiving and carrying out self-test module 3, then leads to the digital signal by light
Believe protocol packing, is launched by light emitting driving circuit driving signal emitting head 13 with form of light pulses, signal receiver 22
It receives the signal and is sent to data acquisition device.In view of by test specimen screening may can be generated to light in rotary course
Gear, therefore it is evenly arranged in synchronized transmissions optical signal on the outside of the sleeve of signal projector using 4 13 annulars of signal emitting head, together
All standing infrared emission light field is formed, it is ensured that rotary shaft is rotated to any angle to the reflection of light everywhere in Shi Liyong rotary shaft
When, signal reception window 23 can receive the light digital signal of at least one signal emitting head 13 sending, can with guarantee signal
By receiving.
The present invention carries out non-contact power supply and signal transmission using luminous energy and light digital signal, and having will not frictional heating
The features such as with good Electro Magnetic Compatibility, very well satisfies the demand of rotating machinery on-line testing and long-time engine bench test.
Specifically, as shown in Fig. 2, the present invention provides power supply and signal transmitting apparatus in, rotary module 1 and test
Module 3 (by test specimen) is connected by connecting elements and test module 3 (by test specimen), is rotated synchronously with test module 3 (by test specimen)；
Connecting elements shell uses bolt.Fixed module 2 is mounted on rotation shaft housing, is not rotated with test module 3 (by test specimen).Rotation
Module 1 and fixed module 2 are separately installed, contactless between the two.
Based on the same embodiment, the present invention also provides a kind of packaged type foil gauge rapid link method, the method includes
Following steps：
S1 foil gauge) is encapsulated：The upper surface of foil gauge is fastened with glue in the lower surface of upper layer diaphragm, then by lower layer
Diaphragm and the alignment of upper layer diaphragm, form U-shaped seal line with hot melt in upper and lower diaphragm edge, pass through the opening of U-shaped seal line
Glue is filled between upward lower diaphragm plate, finally seals U-shaped seal line；
S2) it is bonded foil gauge：Lower layer's diaphragm is contacted with test specimen, first lower layer's diaphragm is pulled to make to tear between upper and lower level diaphragm
One osculum, pressing upper layer diaphragm make upper layer diaphragm and foil gauge be pressed in surface of test piece, continue to pull open lower layer's diaphragm and upper layer every
The remaining seal line part of film, while the position on the diaphragm of upper layer where foil gauge is pushed down, lower layer's diaphragm and upper layer diaphragm disengage
When, it is sealed in interior glue and is just uniformly applied to surface of test piece.
The above is only the embodiment of the present invention, are not intended to restrict the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done, be all contained in apply pending scope of the presently claimed invention it
It is interior.
Claims (9)
1. a kind of power supply and signal transmitting apparatus, described device for testing rotating machinery includes：Rotary shaft and it is axial according to
The test module (3) of secondary setting, output flange (4), rotary module (1), fixed module (2) and rotation shaft housing, feature exist
In,
The output flange (4) is equipped with packaged type foil gauge (5)；
The rotary shaft is fixedly connected with the test module (3), the output flange (4) and the rotary module (1) respectively；
The fixed module (2) is fixedly connected with the rotation shaft housing.
2. a kind of power supply and signal transmitting apparatus for testing rotating machinery as described in claim 1, which is characterized in that
The rotary module (1) includes：Axial upper and lower ends are distinguished lantern ring and cage plate disposed in parallel and are axially set to described
Sleeve between lantern ring and the cage plate.
3. a kind of power supply and signal transmitting apparatus for testing rotating machinery as claimed in claim 2, which is characterized in that
The radial outer wall of the sleeve is equipped with multiple signal emitting heads (13) of annular setting.
4. a kind of power supply and signal transmitting apparatus for testing rotating machinery as claimed in claim 2, which is characterized in that
The lantern ring and the sleeve collectively constitute annular signal projector (12).
5. a kind of power supply and signal transmitting apparatus for testing rotating machinery as claimed in claim 2, which is characterized in that
The cage plate is annular photoelectric conversion plate (11).
6. a kind of power supply and signal transmitting apparatus for testing rotating machinery as described in claim 1, which is characterized in that
The fixed module (2) includes：The U-shaped signal receiver (22) and be axially set to cage plate lower end that radial direction is set on the outside of sleeve
Annular electric supply light source board (21).
7. a kind of power supply and signal transmitting apparatus for testing rotating machinery as claimed in claim 6, which is characterized in that
The inner radial wall of the U-shaped signal receiver (22) is equipped with signal reception window (23).
8. a kind of power supply and signal transmitting apparatus for testing rotating machinery as described in claim 1, which is characterized in that
The packaged type foil gauge (5) includes：Interlayer diaphragm bag (5-2) equipped with liquid glue and it is set to the interlayer diaphragm bag
Foil gauge (5-1) in (5-2)；
The interlayer diaphragm bag (5-2) includes：Upper layer diaphragm (5-21) and lower layer's diaphragm (5-22), the upper and lower layer diaphragm side
Seal line (5-25) is equipped at edge.
9. a kind of power supply and signal transmitting apparatus for testing rotating machinery as claimed in claim 8, which is characterized in that
The upper and lower layer diaphragm is respectively equipped with outwardly extending upper and lower tie rod on identical side；
The seal line has the convex line of up and down tie rod convex, and convex line on position corresponding with upper and lower tie rod
Top at the top of upper and lower tie rod at a distance from be greater than convex line height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286147.XA CN108900255A (en) | 2018-04-03 | 2018-04-03 | A kind of power supply and signal transmitting apparatus for testing rotating machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286147.XA CN108900255A (en) | 2018-04-03 | 2018-04-03 | A kind of power supply and signal transmitting apparatus for testing rotating machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108900255A true CN108900255A (en) | 2018-11-27 |
Family
ID=64342312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810286147.XA Pending CN108900255A (en) | 2018-04-03 | 2018-04-03 | A kind of power supply and signal transmitting apparatus for testing rotating machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108900255A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59221620A (en) * | 1983-05-31 | 1984-12-13 | Matsushita Electric Ind Co Ltd | Optical rotation detector |
| CN101645616A (en) * | 2008-08-07 | 2010-02-10 | 北京新宇航世纪科技有限公司 | Photoelectric cell device and sensor |
| CN201957018U (en) * | 2010-12-29 | 2011-08-31 | 朱石雄 | Signal transmitting device used for rotating objects |
| CN105679005A (en) * | 2016-01-18 | 2016-06-15 | 南京航空航天大学 | Rotating apparatus non-contact signal transmission apparatus based on LIFI and infrared light |
| CN105928485A (en) * | 2016-04-18 | 2016-09-07 | 招商局重庆交通科研设计院有限公司 | Package-type strain foil and quick bonding method for strain foils |
| CN106814648A (en) * | 2015-11-27 | 2017-06-09 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of non-contact type photoelectricity slip-ring device control system |
| CN206673705U (en) * | 2017-03-21 | 2017-11-24 | 河海大学 | A kind of non-contact type electric energy and signal mixed transport slip-ring device |
| US20180048395A1 (en) * | 2015-03-06 | 2018-02-15 | Distek, Inc. | Contactless Communication Between Rotating and Stationary Components |
-
2018
- 2018-04-03 CN CN201810286147.XA patent/CN108900255A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59221620A (en) * | 1983-05-31 | 1984-12-13 | Matsushita Electric Ind Co Ltd | Optical rotation detector |
| CN101645616A (en) * | 2008-08-07 | 2010-02-10 | 北京新宇航世纪科技有限公司 | Photoelectric cell device and sensor |
| CN201957018U (en) * | 2010-12-29 | 2011-08-31 | 朱石雄 | Signal transmitting device used for rotating objects |
| US20180048395A1 (en) * | 2015-03-06 | 2018-02-15 | Distek, Inc. | Contactless Communication Between Rotating and Stationary Components |
| CN106814648A (en) * | 2015-11-27 | 2017-06-09 | 中国航空工业集团公司北京航空精密机械研究所 | A kind of non-contact type photoelectricity slip-ring device control system |
| CN105679005A (en) * | 2016-01-18 | 2016-06-15 | 南京航空航天大学 | Rotating apparatus non-contact signal transmission apparatus based on LIFI and infrared light |
| CN105928485A (en) * | 2016-04-18 | 2016-09-07 | 招商局重庆交通科研设计院有限公司 | Package-type strain foil and quick bonding method for strain foils |
| CN206673705U (en) * | 2017-03-21 | 2017-11-24 | 河海大学 | A kind of non-contact type electric energy and signal mixed transport slip-ring device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181127 |