CN204791509U - Large -scale high speed motor rotor signal measurement monitoring devices - Google Patents
Large -scale high speed motor rotor signal measurement monitoring devices Download PDFInfo
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- CN204791509U CN204791509U CN201520493420.8U CN201520493420U CN204791509U CN 204791509 U CN204791509 U CN 204791509U CN 201520493420 U CN201520493420 U CN 201520493420U CN 204791509 U CN204791509 U CN 204791509U
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- ethernet interface
- ethernet
- signal
- interface
- motor rotor
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Abstract
The utility model discloses a large -scale high speed motor rotor signal measurement monitoring devices through installing on the epaxial ethernet sliding ring of rotor will send upper industrial control computer by the crucial parametric signal of embedded multi -functional data acquisition device collection, realizes the crucial parameter acquisition of antitrochanter, sends and receive and the control of experimental process to it realizes data sharing to constitute the LAN. The utility model discloses well adoption ethernet sliding ring communication mode realizes the test and the digital transmission of data of high rotational speed test piece key parameter, the unable accurate measurement of large -scale high speed motor rotor signal has been solved to this kind of method, real -time supervision's problem, adopt the conducting slip ring to draw forth the complex construction of analog signal mode in having avoided conventional measurement system, make monitoring system have higher integrated level, compact structure has satisfied the operational reliability, the requirement that accuracy is high, the test of many measurement stations and monitoring and the digital transmission of data of large -scale high rotational speed electric motor rotor part key parameter have been realized.
Description
Technical field
The utility model relates to a kind of large high-speed machine gyrator channel and measures monitoring device.
Background technology
In the Generator Set R & D design that the rotating speeds such as turbodynamo, nuclear power Half Speed turbodynamo are higher, the manufacturing, market bid, maintenance and repair process, and for adapting to electrical network new demand, China is just in the research process of the variable-ratio pump-storage generator of Efforts To Develop, and when often needing rotating part is carried out to multi-form investigation test, fault detect test or normally runs, key parameter is monitored.At present along with the development of measuring technology, means of testing and the development of test rotatable parts make great progress, but on high-speed rotary part, gather measurement and transmit out like clockwork by data message, still there is great difficulty.In rotor test in the past or observation process, some key parameter due to rotor speed high, and its data message of measurement acquisition cannot be carried out, or the rotor-side signal adopting the conducting slip ring of transmission of analogue signal to test is drawn and is received in outside collection analysis equipment, due to transmission is simulating signal, signal attenuation can be faced or other reasons causes the problems such as interference to test signal in transmitting procedure, easily occur that test accuracy reduces, the phenomenons such as distorted signals, and increasing considerably along with test signal quantity, the raising of rotating speed, difficulty is fixed in the installation of test lead also to be increased greatly, also corresponding increase is wanted to the port number of the conducting slip ring that measuring point number matches, cause the complex structure of conducting slip ring, expensive, testing cost will increase substantially.Wireless communication technique advanced in present stage means of testing, as the one of radio signal, be subject to the impact of various particle, such as water vapor and dust in same frequency band signals, various barrier and air, buildings and concrete floor also can limit covering scope, signal receiving end is caused to receive unreliable, impact test effect, test accuracy is relatively low.
Summary of the invention
The utility model provides that a kind of technology realizes direct, reliable and accurate large high-speed machine rotor-side signal measurement and monitoring with modern network communicates etc. by adopting advanced means of testing.The utility model is achieved through the following technical solutions: a kind of large high-speed machine gyrator channel measures monitoring, Ethernet slip-ring rotor (2) is fixed on rotor axis of electric (5), Ethernet slip ring stator (4) is fixed on external stability frame, Ethernet slip ring stator (4) is embedded with external communication Ethernet interface (1), accessed by external communication Ethernet interface (1) with the ethernet line of host computer communication, Ethernet slip-ring rotor (2) is embedded with internal communication Ethernet interface (3), internal communication Ethernet interface (3) and external communication Ethernet interface (1) form the path with host computer communication jointly, the embedded type multifunctional data collector (8) of part of data acquisition is fixed on the axle center place of rotor axis of electric (5), embedded type multifunctional data collector (8) is with gigabit ethernet interface (7), gigabit ethernet interface (7) is connected with internal communication Ethernet interface (3) netting twine (6), by the data message collected thus path be sent to host computer, embedded type multifunctional data collector (8) has multiplexed signal sampling interface, every road signaling interface can the signal transducer (9) of connecting test signal with different type, the simulating signal that signal transducer (9) obtains, digital signal is converted to through embedded type multifunctional data collector (8), by gigabit ethernet interface (7), digital signal is sent to outside host computer by internal communication Ethernet interface (3) and external communication Ethernet interface (1).
Design of the present utility model realizes large high-speed machine rotor-side signal embedded measurement on rotatable parts, the simulating signal recorded is converted to digital signal, transferred out by Industrial Ethernet with the form of digital quantity, thus realize the Digital Transmission of large high-speed machine rotor-side signal measurement.This technology compensate for the blank of large high-speed machine rotor-side measuring-signal cabled digitalization transmission, realizes the measurement of high-speed rotating component key parameter, and advances test digitizing further.The utility model achieves the direct, reliable of large high-speed machine rotor-side signal and Measurement accuracy, adopts Ethernet slip ring communication mode to realize test and the Data Digital transmission of high rotating speed test specimen key parameter in the utility model.This solves large high-speed machine gyrator channel cannot Measurement accuracy, Real-Time Monitoring problem, the system in conventional measuring systems that avoids adopts conducting slip ring to draw the labyrinth of analog signaling, make monitoring system have higher integrated level, compact conformation meets the high requirement of functional reliability.The utility model achievement contributes to the optimal design of large high-speed machine rotor structure and the exploitation of new product very much.
Accompanying drawing explanation
Fig. 1 is that the utility model large high-speed machine gyrator channel measures monitoring device structural representation
Fig. 2 is that the utility model large high-speed machine gyrator channel measures monitoring device structure principle chart
Embodiment
As shown in Figure 1, a kind of large high-speed machine gyrator channel measures monitoring, Ethernet slip-ring rotor 2 is fixed on rotor axis of electric 5, follow rotor axis of electric 5 to rotate together, Ethernet slip ring stator 4 is fixed on external stability frame, do not follow rotor axis of electric 5 to rotate, Ethernet slip ring stator 4 is embedded with external communication Ethernet interface 1, as shown in Figure 2, accessed by external communication Ethernet interface 1 with the ethernet line of host computer communication, Ethernet slip-ring rotor 2 is embedded with internal communication Ethernet interface 3, internal communication Ethernet interface 3 and external communication Ethernet interface 1 form the path with host computer communication jointly, the embedded type multifunctional data collector 8 of part of data acquisition is fixed on the axle center place of rotor axis of electric 5, embedded type multifunctional data collector 8 is with gigabit ethernet interface 7, gigabit ethernet interface 7 is connected with internal communication Ethernet interface 3 netting twine 6, by the data message collected thus path be sent to host computer, embedded type multifunctional data collector 8 has multiplexed signal sampling interface, every road signaling interface can the signal transducer 9 of connecting test signal with different type, the simulating signal that signal transducer 9 obtains, digital signal is converted to through embedded type multifunctional data collector 8, by gigabit ethernet interface 7, digital signal is sent to outside host computer by internal communication Ethernet interface 3 and external communication Ethernet interface 1, complete the embedded collection to large high-speed machine gyrator channel, the transmission of digital signal, the control of reception and test process, realize the digitizing that large high-speed machine gyrator channel is measured.
The utility model achieves the direct, reliable of large high-speed machine rotor-side signal and Measurement accuracy, adopts Ethernet slip ring communication mode to realize test and the Data Digital transmission of high rotating speed test specimen key parameter in the utility model.This solves large high-speed machine gyrator channel cannot Measurement accuracy, Real-Time Monitoring problem, avoid in conventional measuring systems the labyrinth adopting conducting slip ring to draw analog signaling, make monitoring system have higher integrated level, compact conformation meets the high requirement of functional reliability.The utility model achievement contributes to the optimal design of large high-speed machine rotor structure and the exploitation of new product very much.Meanwhile, on-line monitoring in large high-speed machine test and commencement of commercial operation process is also made to become possibility.
Claims (1)
1. a large high-speed machine gyrator channel measures monitoring device, it is characterized in that: Ethernet slip-ring rotor (2) is fixed on rotor axis of electric (5), Ethernet slip ring stator (4) is fixed on external stability frame, Ethernet slip ring stator (4) is embedded with external communication Ethernet interface (1), accessed by external communication Ethernet interface (1) with the ethernet line of host computer communication, Ethernet slip-ring rotor (2) is embedded with internal communication Ethernet interface (3), internal communication Ethernet interface (3) and external communication Ethernet interface (1) form the path with host computer communication jointly, the embedded type multifunctional data collector (8) of part of data acquisition is fixed on the axle center place of rotor axis of electric (5), embedded type multifunctional data collector (8) is with gigabit ethernet interface (7), gigabit ethernet interface (7) is connected with internal communication Ethernet interface (3) netting twine (6), by the data message collected thus path be sent to host computer, embedded type multifunctional data collector (8) has multiplexed signal sampling interface, every road signaling interface can the signal transducer (9) of connecting test signal with different type, the simulating signal that signal transducer (9) obtains, digital signal is converted to through embedded type multifunctional data collector (8), by gigabit ethernet interface (7), digital signal is sent to outside host computer by internal communication Ethernet interface (3) and external communication Ethernet interface (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493420.8U CN204791509U (en) | 2015-07-10 | 2015-07-10 | Large -scale high speed motor rotor signal measurement monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493420.8U CN204791509U (en) | 2015-07-10 | 2015-07-10 | Large -scale high speed motor rotor signal measurement monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204791509U true CN204791509U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520493420.8U Expired - Fee Related CN204791509U (en) | 2015-07-10 | 2015-07-10 | Large -scale high speed motor rotor signal measurement monitoring devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204791509U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105933182A (en) * | 2016-05-17 | 2016-09-07 | 哈尔滨电机厂有限责任公司 | Information transmission simulation test bench for hydro-generator rotor parameter monitoring system |
| CN105958740A (en) * | 2016-05-17 | 2016-09-21 | 哈尔滨电机厂有限责任公司 | Hydro generator rotor data communication collecting ring |
| CN109795725A (en) * | 2019-01-31 | 2019-05-24 | 上海微小卫星工程中心 | A kind of simulator for simulating space conducting slip ring and corresponding analogy method |
-
2015
- 2015-07-10 CN CN201520493420.8U patent/CN204791509U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105933182A (en) * | 2016-05-17 | 2016-09-07 | 哈尔滨电机厂有限责任公司 | Information transmission simulation test bench for hydro-generator rotor parameter monitoring system |
| CN105958740A (en) * | 2016-05-17 | 2016-09-21 | 哈尔滨电机厂有限责任公司 | Hydro generator rotor data communication collecting ring |
| CN105933182B (en) * | 2016-05-17 | 2019-07-05 | 哈尔滨电机厂有限责任公司 | Hydraulic generator rotor parameter monitoring system information transmits simulator stand |
| CN109795725A (en) * | 2019-01-31 | 2019-05-24 | 上海微小卫星工程中心 | A kind of simulator for simulating space conducting slip ring and corresponding analogy method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200710 |