CN106253015B - A kind of conducting slip ring and signal control method - Google Patents
A kind of conducting slip ring and signal control method Download PDFInfo
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- CN106253015B CN106253015B CN201610768735.8A CN201610768735A CN106253015B CN 106253015 B CN106253015 B CN 106253015B CN 201610768735 A CN201610768735 A CN 201610768735A CN 106253015 B CN106253015 B CN 106253015B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/08—Slip-rings
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Abstract
This application discloses a kind of conducting slip ring and signal control method, the conducting slip ring, including rotating part and shell, the outer surface of the rotating part is equipped at least one dynamic LED light and at least one dynamic photosensitive tube；The inner surface of the shell is equipped at least one quiet LED light and at least one quiet photosensitive tube.The application also includes control circuit, and the signal control circuit includes LED drive unit, photosensitive driving unit, detects and controls unit, receives switch, sends switch, signal bus.The signal control method of the present invention, circular test send signal and open road and reception signal path, are controlled the state for receiving switch and transmission switch according to reception signal and the state for sending signal.Using conducting slip ring of the present invention and signal control method, avoids being physically contacted, need not safeguard, improve the service life, avoid intermittent disconnection of signal.
Description
Technical field
This application involves power domain more particularly to a kind of conducting slip rings and signal control method.
Background technology
In wind power generation field, conducting slip ring is the connection that signal is transmitted between a kind of rotary part and fixed component
Device, the attachment device have insecure problem after prolonged use, often result in connection signal moment flash, then again
Oneself restores, though the problem of seeming unimportant, bringing is very serious, communication it is abnormal, frequently result in entire wind-force
Electricity generation system is restarted, and also results in yaw system sometimes and mistake occurs, these can all largely effect on the normal hair of wind-driven generator
Electricity, What is more can cause the damage of generator.It is exactly one that electric power slip ring currently on the market, which is directed to for entire generator,
Kind consumptive material, is required for cleaning every year, will replace within every 2 to three years, short life.
Invention content
The present invention provides a kind of conducting slip ring and signal control method, to solve connection signal hit in the prior art and
The problem of short life.
The embodiment of the present application provides a kind of conducting slip ring, including rotating part and shell, the outer surface peace of the rotating part
Equipped at least one dynamic LED light and at least one dynamic photosensitive tube；The inner surface of the shell is equipped at least one quiet LED light
With at least one quiet photosensitive tube；At least one quiet photosensitive tube is for receiving the light that at least one dynamic LED light is sent out；Extremely
A few dynamic photosensitive tube is for receiving the light that at least one quiet LED light is sent out, the dynamic LED light and described dynamic photosensitive
Pipe is alternately distributed along rotating part outer surface circumferencial direction.
The solution of the present invention has at least one circumferentially in the rotating part outer surface for improving traditional conducting slip ring
The groove in direction；The dynamic LED light is installed at least one groove；It is equipped at least one groove described dynamic
Photosensitive tube.
It is received to be conducive to optical signal, the inner surface in the shell is fixed at least one light-strip；The leaded light
Item is along the circumferential direction conformal with the inner surface of the shell；The cross section of the light-strip is U-shaped, the U-shaped cross-section
Towards the rotating part outer surface, the bottom of the U-shaped cross-section is fixedly connected opening with the inner surface of the shell；At least
In one light-strip, the quiet LED light is installed；In at least one light-strip, the quiet photosensitive tube is installed；Institute
Rotating part is stated in unspecified angle, the U-shaped cross-section opening for being equipped at least one light-strip of the quiet photosensitive tube is covered
Cover at least one dynamic LED light on the rotating part outer surface；At least one light-strip of the quiet LED light is installed
U-shaped cross-section opening cover at least one dynamic photosensitive tube on the rotating part outer surface.
As the embodiment that the present invention program advanced optimizes, the light-strip is axially distributed with multiple；It is described to lead
Striation is circumferentially distributed with multiple.
The solution of the present invention also includes control circuit；The control circuit include LED drive unit, photosensitive driving unit,
Unit is detected and controlled, switch is received, sends switch, signal bus；The signal bus sends signal and reception for carrying
Signal；The LED drive unit makes the dynamic LED light or quiet LED light shine for amplifying the transmission signal；It is described photosensitive
Driving unit, the output current for receiving the dynamic photosensitive tube or quiet photosensitive tube generate the reception signal；The reception is opened
Connection is connected between the signal bus and the photosensitive driving unit, for being closed or disconnecting reception signal path；The hair
Switch is sent to be connected between the signal bus and the LED drive unit, for being closed or disconnecting transmission signal path；It is described
Unit is detected and controlled, the reception signal for sending signal and the output of photosensitive driving unit for detecting signal bus output, and
The transmission switch is controlled according to testing result and receives switch：When having the transmission signal, the transmission switch is closed, simultaneously
The reception switch disconnects；When having the reception signal, the reception switch is closed while transmission switch disconnects.
The embodiment of the present invention also provides a kind of signal control method of conducting slip ring, for of the present invention conductive sliding
Ring comprises the steps of：
Step 1, system electrification, it is off-state, cycle detection transmission path and reception to send switch and receive switch
Access then goes to step 4 when finding that receiving path has signal, and step 2 is then gone to when finding that transmission path has signal；
Step 2 sends switch closure, receives switch and remains off；Detection transmission path in real time, when transmission path is believed
Number disappear when then go to step 3；
Step 3, transmission switch and reception on off state are constant, transmission path are detected in real time, when transmission path has signal
Return to step 2；If it is more than the time limit to detect the transmission path no signal duration, step 1 is gone to；
Step 4 sends switch disconnection, receives switch and is kept closed；Detection receiving path in real time, when receiving path is believed
Number disappear when then go to step 5；
Step 5, transmission switch and reception on off state are constant, receiving path are detected in real time, when receiving path has signal
Return to step 4 goes to step 1 if the detection receiving path no signal duration is more than the time limit.
Above-mentioned at least one technical solution that the embodiment of the present application uses can reach following advantageous effect：Avoid signal wink
Break, need not safeguard, improves the service life.Especially, the design is used is changed to photovoltaic by communications portion in slip ring, original
Communication wire casing on increase LED light and photosensitive tube, the transmitting-receiving for data communicates, and avoids rotating part and shell in traditional equipment
The physical contact in portion；The increased light-strip in slip ring shell, the U-shaped groove structure of light-strip can avoid the light that LED light is sent out to
Outward leakage, and the light for making LED light send out is oriented to photosensitive tube in U-shaped groove structure by multiple reflections, avoids on circumferencial direction
Blind area.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is a kind of rotating part schematic diagram of conducting slip ring provided by the embodiments of the present application；
Fig. 2 is LED light and photosensitive tube distribution schematic diagram in a kind of conducting slip ring provided by the embodiments of the present application；
Fig. 3 is a kind of light-strip distribution schematic diagram of conducting slip ring provided by the embodiments of the present application；
Fig. 4 is a kind of light-guiding strip structure schematic diagram of conducting slip ring provided by the embodiments of the present application；
Fig. 5 is a kind of conductive slip ring as a whole schematic diagram provided by the embodiments of the present application；
Fig. 6 is a kind of conductive slip ring as a whole stereoscopic schematic diagram of the application；
Fig. 7 is the application conducting slip ring signal control circuit figure；
Fig. 8 is one embodiment of the application conducting slip ring signal control circuit；
Fig. 9 is signal control method flow chart provided by the embodiments of the present application.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and
Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one
Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under the premise of creative work, shall fall in the protection scope of this application.
In whole embodiments of the present invention, it is installed on the LED light and photosensitive tube of rotating part outer surface, due in working condition
Under, motion state is kept because of the movement of rotating part, therefore be referred to as " dynamic LED light " and " dynamic photosensitive tube ".It is installed on shell
The LED light and photosensitive tube in portion are referred to as " quiet LED light " and " quiet photosensitive tube " due to being in static in the operating condition.
Fig. 1 is a kind of rotating part schematic diagram of conducting slip ring provided by the embodiments of the present application.The outer surface of the rotating part 1
At least one dynamic LED light 11 and at least one dynamic photosensitive tube 12 are installed；It is sliding that the solution of the present invention is used to improve traditional conduction
Ring has at least one groove 10 in the circumferential direction in the rotating part outer surface；It is installed at least one groove
State LED light 11；The dynamic photosensitive tube 12 is installed at least one groove.
Fig. 2 is LED light and photosensitive tube distribution schematic diagram in a kind of conducting slip ring provided by the embodiments of the present application.It is described dynamic
LED light 11 and the dynamic photosensitive tube 12 are alternately distributed along rotating part outer surface circumferencial direction.Dynamic LED light and dynamic photosensitive tube
Quantity can also be multiple, such as the distribution in Fig. 2, along the circumferential direction respectively there is two dynamic LED light 11 and dynamic photosensitive tube 12, alternately
Arrangement.
Dynamic LED light and the quantity of dynamic photosensitive tube increase, and advantageous effect is to reduce blind area.
Fig. 3 is a kind of light-guiding strip structure schematic diagram of conducting slip ring provided by the embodiments of the present application.As the present invention into one
The embodiment for walking optimization receives to be conducive to optical signal, and the inner surface 20 in the shell 2 is fixed at least one light-strip
3；The light-strip is along the circumferential direction conformal with the inner surface of the shell；The light-strip is a U-shaped groove structure, cross section
For U-shaped, the opening 31 of the U-shaped cross-section towards the rotating part outer surface, the bottom 32 of the U-shaped cross-section with it is described outer
The inner surface 20 in shell portion is fixedly connected.In at least one light-strip, the quiet LED light 21 is installed；It is at least one described
In light-strip, the quiet photosensitive tube 22 is installed.In Fig. 3, the state that light-strip 3 is connect with shell 2 is shown in left figure,
A middle shell interception part；Shell is omitted in right figure, illustratively, in the light-strip, is equipped with the quiet LED light
21。
Fig. 4 is a kind of light-strip distribution schematic diagram of conducting slip ring provided by the embodiments of the present application, electric power slip ring shell
Inner surface is fixed with the light-strip of two semi-annular shapes in circumferencial direction.In one of light-strip, be equipped at least one it is quiet
LED light；In other in which light-strip, an at least quiet photosensitive tube is installed.
Fig. 5 is a kind of conductive slip ring as a whole schematic diagram provided by the embodiments of the present application.It installs the outer surface of the rotating part
There are at least one dynamic LED light and at least one dynamic photosensitive tube；The inner surface of the shell be equipped at least one quiet LED light and
At least one quiet photosensitive tube；At least one quiet photosensitive tube is for receiving the light that at least one dynamic LED light is sent out；At least
One dynamic photosensitive tube is for receiving the light that at least one quiet LED light is sent out.
When the inner surface of shell has light-strip, the quiet LED light and quiet photosensitive tube are installed in the light-strip.Institute
Rotating part is stated in unspecified angle, the U-shaped cross-section opening for being equipped at least one light-strip of the quiet photosensitive tube is covered
Cover at least one dynamic LED light on the rotating part outer surface；At least one light-strip of the quiet LED light is installed
U-shaped cross-section opening cover at least one dynamic photosensitive tube on the rotating part outer surface.
Fig. 6 is that shell is omitted in order to indicate clear in a kind of conductive slip ring as a whole schematic diagram of the application in figure.As
The embodiment that the present invention program advanced optimizes, the light-strip be axially distributed can have it is multiple；The light-strip along
Circumferencial direction distribution can also have multiple.Only represented in figure axial distribution only there are one light-strip, along the circumferential direction have two
The embodiment of light-strip.When the rotating part outer surface is fluted, the dynamic LED light and dynamic photosensitive tube are installed in groove
It is interior；The U-shaped cross-section opening of the light-strip is opposite with groove location.When being improved to traditional conducting slip ring, revolving
Addition LED light (the i.e. described dynamic LED light) and photosensitive tube (the i.e. described dynamic light inside the sliding groove (the i.e. described groove) of transfer part outer surface
Quick pipe), in slip ring shell, inner surface circumferencial direction increases the light-strip of two semi-annular shapes.
There are when light-strip in the embodiment of the present invention, advantageous effect is, the U-shaped groove structure of light-strip can avoid
The light that (dynamic and static) LED light is sent out makes light that (dynamic and static) LED light sends out in U-shaped groove structure by repeatedly anti-to outward leakage
Guiding (dynamic and static) photosensitive tube is penetrated, the blind area on circumferencial direction is avoided.
Fig. 7 is the application conducting slip ring signal control circuit figure.The solution of the present invention includes control circuit；The control electricity
Road includes photosensitive driving unit 41, LED drive unit 42, receives switch 43, sends switch 44, detects and controls unit 45, letter
Number bus 46；The signal bus sends signal S and reception signal R for carrying；The LED drive unit connection is described dynamic
LED light (or quiet LED light) makes the dynamic LED light (or quiet LED light) shine for amplifying the transmission signal；The photosensitive drive
Moving cell connects the dynamic photosensitive tube (or quiet photosensitive tube), the output electricity for receiving the dynamic photosensitive tube (or quiet photosensitive tube)
Stream, generates the reception signal；The reception switch is connected between the signal bus and the photosensitive driving unit, is used for
It is closed or disconnects and receive signal path；The transmission switch is connected between the signal bus and the LED drive unit, is used
Signal path is sent in being closed or disconnecting；It is described to detect and control unit, for detect signal bus output transmission signal S and
The reception signal R of photosensitive driving unit output, and control the transmission switch according to testing result and receive switch；The signal
When bus has transmission signal, sends switch and be closed while receiving switch disconnection；When the photosensitive driving unit has reception signal,
Switch is received to be closed while sending switch disconnection.
Specifically, when conducting slip ring works, control circuit of the invention may be used as internal control circuit (rotating part)
With external control circuit (shell).The quiet photosensitive tube that the dynamic LED light of internal control circuit connection is connected with external control circuit,
Realize that data are sent respectively.When signal is sent, internal control circuit is lighted dynamic LED light by LED drive unit.It is quiet photosensitive
Pipe receives photosensitive information, by the photosensitive driving unit of external control circuit, recovering signal and the letter by external control circuit
Number bus is sent.On the contrary, the dynamic photosensitive tube that the quiet LED light of external control circuit connection is connected with internal control circuit, real
Existing data receiver.When signal receives, external control circuit is lighted quiet LED light by LED drive unit.Dynamic photosensitive tube receives
Photosensitive information, by the photosensitive driving unit of internal control circuit, recovering signal and the signal bus by internal control circuit
It receives.
In the circuit of Fig. 8, the signal bus 46 is differential bus；The receiving path includes to receive converting unit
47, the signal for exporting photosensitive driving unit is converted to differential signal；The transmission path includes to send converting unit 48,
Input signal for differential signal to be converted to LED drive unit.
Fig. 9 is signal control method flow chart provided by the embodiments of the present application.It comprises the steps of：
Step 1, system electrification, it is off-state, cycle detection transmission path and reception to send switch and receive switch
Access then goes to step 4 when finding that receiving path has signal, and step 2 is then gone to when finding that transmission path has signal；
Step 2, it sends switch to be closed, receives switch and remain off；Detection transmission path in real time, when transmission path is believed
Number disappear when then go to step 3；
Step 3, it sends switch and reception on off state is constant, transmission path is detected in real time, when transmission path has signal
Return to step 2；If it is more than the time limit to detect the transmission path no signal duration, step 1 is gone to；
Step 4, it sends switch to disconnect, receives switch and be kept closed；Detection receiving path in real time, when receiving path is believed
Number disappear when then go to step 5；
Step 5, it sends switch and reception on off state is constant, receiving path is detected in real time, when receiving path has signal
Return to step 4 goes to step 1 if the detection receiving path no signal duration is more than the time limit.
In Fig. 5, T1, T2 are that whether there is or not data mode, meaning such as following tables
| There are data | No data | |
| T1 (receiving path test point) | 1 | 0 |
| T2 (transmission path test point) | 1 | 0 |
The time limit is related with communication interface, and communication interface standard defines the bit number once sended and received, according to
Bit rate determines the time span waited for, i.e., the described time limit.Usual 485 communication interface passes the signal of 9.6k rates, every time 8 ratio
Spy, an additional check bit are limited to 1ms as one embodiment of signal control method of the present invention when described.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer
The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In a typical configuration, computing device includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include computer-readable medium in volatile memory, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology realizes information storage.Information can be computer-readable instruction, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase transition internal memory (PRAM), static RAM (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), fast flash memory bank or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storages, magnetic tape cassette, tape magnetic disk storage or other magnetic storage apparatus
Or any other non-transmission medium, it can be used for storage and can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Including so that process, method, commodity or equipment including a series of elements include not only those elements, but also wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that wanted including described
There is also other identical elements in the process of element, method, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can be provided as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
Above is only an example of the present application, it is not intended to limit this application.For those skilled in the art
For, the application can have various modifications and variations.It is all within spirit herein and principle made by any modification, equivalent
Replace, improve etc., it should be included within the scope of claims hereof.
Claims (7)
1. a kind of conducting slip ring, including rotating part and shell, which is characterized in that
The outer surface of the rotating part is equipped at least one dynamic LED light and at least one dynamic photosensitive tube；
The inner surface of the shell is equipped at least one quiet LED light and at least one quiet photosensitive tube；
At least one quiet photosensitive tube is for receiving the light that at least one dynamic LED light is sent out；At least one dynamic light
Quick pipe is for receiving the light that at least one quiet LED light is sent out；
The dynamic LED light and the dynamic photosensitive tube are alternately distributed along rotating part outer surface circumferencial direction；
There is at least one groove in the circumferential direction in the rotating part outer surface；
The dynamic LED light is installed at least one groove；
The dynamic photosensitive tube is installed at least one groove；
The inner surface of the shell is fixed at least one light-strip；The light-strip along the circumferential direction with the shell
Inner surface is conformal；
The cross section of the light-strip is U-shaped, and for the opening of the U-shaped cross-section towards the rotating part outer surface, the U-shaped is horizontal
The bottom in section is fixedly connected with the inner surface of the shell；
In at least one light-strip, the quiet LED light is installed；
In at least one light-strip, the quiet photosensitive tube is installed；
The rotating part is equipped with the U-shaped cross-section of at least one light-strip of the quiet photosensitive tube in unspecified angle
Opening covers at least one dynamic LED light on the rotating part outer surface；At least one described of the quiet LED light is installed
The U-shaped cross-section opening of light-strip covers at least one dynamic photosensitive tube on the rotating part outer surface.
2. conducting slip ring as described in claim 1, which is characterized in that the light-strip is axially distributed with multiple.
3. conducting slip ring as described in claim 1, which is characterized in that the light-strip is circumferentially distributed with multiple.
4. conducting slip ring as described in claim 1, which is characterized in that also include control circuit；
The control circuit includes LED drive unit, photosensitive driving unit, detects and controls unit, receives switch, sends and open
It closes, signal bus；
The signal bus sends signal and reception signal for carrying；
The LED drive unit makes the dynamic LED light or quiet LED light shine for amplifying the transmission signal；
The photosensitive driving unit, the output current for receiving the dynamic photosensitive tube or quiet photosensitive tube generate the reception letter
Number；
The reception switch is connected between the signal bus and the photosensitive driving unit, and letter is received for being closed or disconnecting
Number access；
The transmission switch is connected between the signal bus and the LED drive unit, and letter is sent for being closed or disconnecting
Number access；
It is described to detect and control unit, the reception for sending signal and the output of photosensitive driving unit for detecting signal bus output
Signal, and control the transmission switch according to testing result and receive switch：
When having the transmission signal, the transmission switch is closed while reception switch disconnects；
When having the reception signal, the reception switch is closed while transmission switch disconnects.
5. conducting slip ring as claimed in claim 4, it is characterised in that
The signal bus is differential bus；
The receiving path includes to receive converting unit, for the signal of the photosensitive driving unit output to be converted to difference letter
Number；
The transmission path includes to send converting unit, and the input for differential signal to be converted to the LED drive unit is believed
Number.
6. a kind of signal control method of conducting slip ring, for conducting slip ring described in Claims 1 to 5 any one, including with
Lower step
Step 1, system electrification, it is off-state, cycle detection transmission path and receiving path to send switch and receive switch,
Step 4 is then gone to when finding that receiving path has signal, step 2 is then gone to when finding that transmission path has signal；
Step 2 sends switch closure, receives switch and remains off；Detection transmission path in real time, when transmission path signal disappears
Step 3 is then gone to when mistake；
Step 3, transmission switch and reception on off state are constant, detect transmission path in real time, are returned when transmission path has signal
Step 2；If it is more than the time limit to detect the transmission path no signal duration, step 1 is gone to；
Step 4 sends switch disconnection, receives switch and is kept closed；Detection receiving path in real time, when receiving path signal disappears
Step 5 is then gone to when mistake；
Step 5, transmission switch and reception on off state are constant, detect receiving path in real time, are returned when receiving path has signal
Step 4, if the detection receiving path no signal duration is more than the time limit, step 1 is gone to.
7. signal control method as claimed in claim 6, which is characterized in that communication interface standard, which defines, once to be sended and received
Bit number, according to bit rate determine wait for time span, i.e., the described time limit.
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| CN201610768735.8A CN106253015B (en) | 2016-08-30 | 2016-08-30 | A kind of conducting slip ring and signal control method |
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|---|---|---|---|
| CN201610768735.8A CN106253015B (en) | 2016-08-30 | 2016-08-30 | A kind of conducting slip ring and signal control method |
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| CN106253015B true CN106253015B (en) | 2018-09-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147143A (en) * | 2019-11-29 | 2020-05-12 | 山东航天电子技术研究所 | Wireless smooth ring for rotating mechanism |
| CN113097813A (en) * | 2021-04-01 | 2021-07-09 | 远景能源有限公司 | Optical coupling non-contact communication slip ring for wind driven generator |
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| CN204668692U (en) * | 2015-05-20 | 2015-09-23 | 深圳市晶沛电子有限公司 | A kind of conducting slip ring |
| CN205406929U (en) * | 2016-03-08 | 2016-07-27 | 浙江霍达电气有限公司 | Touch point -contact type and lead electrical slip ring |
| CN206059876U (en) * | 2016-08-30 | 2017-03-29 | 苏州斯威高科信息技术有限公司 | A kind of conducting slip ring |
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| CN106253015A (en) | 2016-12-21 |
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