CN204229632U - Strengthen the device of electromechanical transducer signal transmission antijamming capability - Google Patents
Strengthen the device of electromechanical transducer signal transmission antijamming capability Download PDFInfo
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- CN204229632U CN204229632U CN201420748050.3U CN201420748050U CN204229632U CN 204229632 U CN204229632 U CN 204229632U CN 201420748050 U CN201420748050 U CN 201420748050U CN 204229632 U CN204229632 U CN 204229632U
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Abstract
The utility model discloses a kind of device strengthening electromechanical transducer signal transmission antijamming capability, comprise sensor signal conditioning device, optical fiber and light signal receiving; Sensor signal conditioning device connects electromechanical transducer, for receiving the output signal of electromechanical transducer, and the output signal of electromechanical transducer is converted to light signal output; The sensor input connection signal regulating device of optical fiber, output terminal connects light signal receiving, for the optical signal transmission that will export from sensor signal conditioning device to light signal receiving; Light signal receiving connects electric machine controller, for receiving the light signal of Optical Fiber Transmission, and converting the light signal received to electric signal, being sent to electric machine controller.Around when the utility model can reduce long range propagation greatly, the factor such as transmission environment is on the impact of signal transmission, strengthens the antijamming capability of the signal transmission between electromechanical transducer and electric machine controller.
Description
Technical field
The utility model relates to sensor signal transmission technique field, particularly relates to a kind of device strengthening electromechanical transducer signal transmission antijamming capability.
Background technology
Switched reluctance machines adopts photoelectric sensor, Hall element, rotary encoder or absolute type encoder usually, the output signal of these electromechanical transducers generally needs the process through electronic circuit, be transferred to electric machine controller again, or directly by Signal transmissions to electric machine controller.Electric machine controller calculates according to the angle position of electromechanical transducer signal to motor received, thus realizes the rotating speed of motor, the control of torque.
The signal that electromechanical transducer transfers to electric machine controller is generally voltage signal or current signal, when transmission range is longer, more serious by surrounding transmission environment interference ratio, thus the signal transmission making electric machine controller receive is easy to be interfered, cause electric machine controller to calculate the angle position of motor and occur error, thus reduce the rotating speed of electric machine controller to motor, the control accuracy of torque, motor even cannot be made when serious normally to run.
Utility model content
Based on this, be necessary the defect for prior art and deficiency, a kind of device strengthening electromechanical transducer signal transmission antijamming capability is provided, to strengthen the antijamming capability of the signal transmission between electromechanical transducer and electric machine controller, guarantee the counting accuracy of electric machine controller to motor angle position, thus the rotating speed of lifting motor controller to motor, the control accuracy of torque, realize the normal operation of motor.
For realizing the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model object provides, comprise sensor signal conditioning device, optical fiber and light signal receiving;
Described sensor signal conditioning device connects electromechanical transducer, for receiving the output signal of described electromechanical transducer, and the output signal of described electromechanical transducer is converted to light signal output;
The input end of described optical fiber connects described sensor signal conditioning device, and output terminal connects described light signal receiving, for the optical signal transmission that will export from described sensor signal conditioning device to described light signal receiving;
Described light signal receiving connects electric machine controller, for receiving the light signal of described Optical Fiber Transmission, and converting the light signal received to electric signal, being sent to described electric machine controller.
Wherein in an embodiment, described sensor signal conditioning device comprises sensor signal receiving trap and sensor signal conversion equipment;
Described sensor signal receiving trap connects described electromechanical transducer, for receiving the output signal of described electromechanical transducer, the output signal of described electromechanical transducer is converted to the signal that described sensor signal conversion equipment can receive, and be sent to described sensor signal conversion equipment;
Described sensor signal conversion equipment connects described sensor signal receiving trap, for receiving the output signal of described electromechanical transducer after conversion that described sensor signal receiving trap sends, and converts thereof into light signal and exports.
Wherein in an embodiment, described sensor signal conversion equipment comprises optical signal transmitter;
Described optical signal transmitter connects the input end of described sensor signal receiving trap and described optical fiber, for receiving the output signal of described electromechanical transducer after conversion that described sensor signal receiving trap sends, and convert thereof into light signal, export from described optical fiber.
Wherein in an embodiment, described light signal receiving comprises optical signal receiver;
Described optical signal receiver connects the output terminal of described optical fiber and described electric machine controller, for receiving the light signal of described Optical Fiber Transmission, and the light signal received being converted to the electric signal that described electric machine controller can identify, being sent to described electric machine controller.
Wherein, described electromechanical transducer is photoelectric sensor, Hall element, relative type motor photoelectric encoder, absolute optical encoder or rotary encoder.
The beneficial effects of the utility model: the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, by the electric signal between electromechanical transducer and electric machine controller being converted to light signal and being transmitted by optical fiber, around when greatly can reduce long range propagation, the factor such as transmission environment is on the impact of signal transmission, strengthen the antijamming capability of the signal transmission between electromechanical transducer and electric machine controller, guarantee the counting accuracy of electric machine controller to motor angle position, thus lifting motor controller is to the rotating speed of motor, the control accuracy of torque, realize the normal operation of motor.
Accompanying drawing explanation
Clearly understand to make the object of the device of enhancing electromechanical transducer signal transmission antijamming capability of the present utility model, technical scheme and advantage, below in conjunction with concrete drawings and the specific embodiments, the device of enhancing electromechanical transducer signal transmission antijamming capability of the present utility model is further elaborated.
Fig. 1 is the structural representation of the device of enhancing electromechanical transducer signal transmission antijamming capability of the present utility model;
Fig. 2 is the structural representation of the embodiment one of the device of the enhancing electromechanical transducer signal transmission antijamming capability of the present utility model shown in Fig. 1;
Fig. 3 is the structural representation of the embodiment two of the device of the enhancing electromechanical transducer signal transmission antijamming capability of the present utility model shown in Fig. 1;
Fig. 4 is the structural representation of the embodiment three of the device of the enhancing electromechanical transducer signal transmission antijamming capability of the present utility model shown in Fig. 1;
Fig. 5 is the structural representation of the embodiment four of the device of the enhancing electromechanical transducer signal transmission antijamming capability of the present utility model shown in Fig. 1.
Embodiment
The utility model is described in detail below in conjunction with embodiment.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As shown in Figure 1, the device of enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides comprises the sensor signal conditioning device 100, optical fiber 200 and the light signal receiving 300 that connect successively.Direction shown in arrow is signal transmission direction.
Sensor signal conditioning device 100 connects electromechanical transducer, for receiving the output signal of electromechanical transducer, and the output signal of electromechanical transducer is converted to light signal output.The input end connection signal conditioning device 100 of optical fiber 200, output terminal connect light signal receiving 300, for will from sensor signal conditioning device 100 export optical signal transmission to light signal receiving 300.Light signal receiving 300 connects electric machine controller, for receiving the light signal that optical fiber 200 transmits, and converting the light signal received to electric signal, being sent to electric machine controller.Electric machine controller calculates according to the angle position of the electric signal received to motor, thus realizes the rotating speed of motor, the control of torque.
The sensor signal regulating device 100 is equivalent to the photoelectric commutator that the electric signal that electromechanical transducer exports is converted to the light signal that can be identified by light signal receiving 300 by, is arranged on electromechanical transducer end.Light signal receiving 300 is equivalent to one, and be converted to by the light signal that optical fiber 200 exports can by the photoelectric commutator of the electric signal of motor driver identification, be arranged on electric machine controller (i.e. motor driver) end, also can be positioned at electric machine controller inside.Optical fiber 200 is sensor signal conditioning device 100 and light signal receiving 300 optical signal transmission medium between the two.
Signal transmission between traditional electromechanical transducer and electric machine controller is generally voltage signal or current signal, and during its long range propagation, easily by the impact of the factors such as surrounding transmission environment, signal transmission is interfered more serious.
The device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, by arranging the sensor signal conditioning device, optical fiber and the light signal receiving that connect successively, the output signal of electromechanical transducer is converted to light signal at electromechanical transducer end, and be transmitted through the fiber to electric machine controller end, convert the light signal received to electric signal at electric machine controller end by light signal receiving receiving optical signals, be sent to electric machine controller and use.
The utility model is by being converted to light signal by the electric signal between electromechanical transducer and electric machine controller and being transmitted by optical fiber, around when greatly can reduce long range propagation, the factor such as transmission environment is on the impact of signal transmission, strengthen the antijamming capability of the signal transmission between electromechanical transducer and electric machine controller, guarantee the counting accuracy of electric machine controller to motor angle position, thus the rotating speed of lifting motor controller to motor, the control accuracy of torque, realize the normal operation of motor.
Sensor signal conditioning device in above-described embodiment comprises sensor signal receiving trap and sensor signal conversion equipment.Sensor signal receiving trap connects electromechanical transducer, for receiving the output signal of electromechanical transducer, the output signal of electromechanical transducer is converted to the signal (voltage signal or current signal) that sensor signal conversion equipment can receive, and be sent to sensor signal conversion equipment.Sensor signal conversion equipment connecting sensor signal receiving device, for the output signal of the electromechanical transducer after the conversion that sensor-lodging receiving trap sends, and converts thereof into light signal output.
Sensor signal conversion equipment can comprise optical signal transmitter, the input end of optical signal transmitter connecting sensor signal receiving device and optical fiber, for the output signal of the electromechanical transducer after the conversion that sensor-lodging receiving trap sends, and convert thereof into light signal, export from optical fiber.
Light signal receiving can comprise optical signal receiver, the output terminal of optical signal receiver connecting fiber and electric machine controller, for receiving the light signal of Optical Fiber Transmission, and the light signal received is converted to the electric signal (voltage signal or current signal) that electric machine controller can identify, be sent to electric machine controller.
Be described as follows:
The embodiment one of the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, as shown in Figure 2, comprises sensor signal receiving trap 110, sensor signal conversion equipment 120, optical fiber 130 and light signal receiving 140.Wherein, sensor signal receiving trap 110 and sensor signal conversion equipment 120 are arranged on electromechanical transducer end, are connected with light signal receiving 140 by optical fiber 130, and light signal receiving 140 is arranged on Electric Machine Control end.
Sensor signal receiving trap 110 connects electromechanical transducer.The output signal of electromechanical transducer converts thereof into the signal that sensor signal conversion equipment 120 can receive after sensor signal receiving trap 110 receives, and is sent to sensor signal conversion equipment 120.The output signal of electromechanical transducer after the conversion that sensor signal conversion equipment 120 sensor-lodging receiving trap 110 sends, and convert thereof into light signal and be delivered to light signal receiving 140 by optical fiber 130.Light signal receiving 140 connects electric machine controller, converts the light signal received to electric signal, is sent to electric machine controller, and power supply machine controller uses.
The embodiment two of the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, as shown in Figure 3, comprises sensor signal receiving trap 210, optical signal transmitter 220, optical fiber 230 and light signal receiving 240.Wherein, sensor signal receiving trap 210 and optical signal transmitter 220 are arranged on electromechanical transducer end, are connected with light signal receiving 240 by optical fiber 230, and light signal receiving 240 is arranged on Electric Machine Control end.
Sensor signal receiving trap 210 connects electromechanical transducer.The output signal of electromechanical transducer converts thereof into the signal that optical signal transmitter 220 can receive after sensor signal receiving trap 210 receives, and is then sent to optical signal transmitter 220.The output signal of electromechanical transducer after the conversion that optical signal transmitter 220 sensor-lodging receiving trap 210 sends, and convert thereof into light signal and be delivered to light signal receiving 240 by optical fiber 230.Light signal receiving 240 connects electric machine controller, converts the light signal received to electric signal, is sent to electric machine controller, and power supply machine controller uses.
The embodiment three of the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, as shown in Figure 4, comprises sensor signal receiving trap 310, sensor signal conversion equipment 320, optical fiber 330 and photo signal receiving sensor 340.Wherein, sensor signal receiving trap 310 and sensor signal conversion equipment 320 are arranged on electromechanical transducer end, are connected with photo signal receiving sensor 340 by optical fiber 330, and photo signal receiving sensor 340 is arranged on Electric Machine Control end.
Sensor signal receiving trap 310 connects electromechanical transducer.The output signal of electromechanical transducer converts thereof into the signal that sensor signal conversion equipment 320 can receive after sensor signal receiving trap 310 receives, and is sent to sensor signal conversion equipment 320.The output signal of electromechanical transducer after the conversion that sensor signal conversion equipment 320 sensor-lodging receiving trap 310 sends, and convert thereof into light signal and be delivered to photo signal receiving sensor 340 by optical fiber 330.Light signal receiving 340 connects electric machine controller, converts the light signal received to electric signal, is sent to electric machine controller, and power supply machine controller uses.
The embodiment four of the device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, as shown in Figure 5, comprises sensor signal receiving trap 410, optical signal transmitter 420, optical fiber 430 and photo signal receiving sensor 440.Wherein, sensor signal receiving trap 410 and optical signal transmitter 420 are arranged on electromechanical transducer end, are connected with photo signal receiving sensor 440 by optical fiber 430, and photo signal receiving sensor 440 is arranged on Electric Machine Control end.
Sensor signal receiving trap 410 connects electromechanical transducer.The output signal of electromechanical transducer converts thereof into the signal that optical signal transmitter 420 can receive after sensor signal receiving trap 410 receives, and is then sent to optical signal transmitter 420.The output signal of electromechanical transducer after the conversion that optical signal transmitter 420 sensor-lodging receiving trap 410 sends, and convert thereof into light signal and be delivered to photo signal receiving sensor 440 by optical fiber 430.Photo signal receiving sensor 440 connects electric machine controller, converts the light signal received to electric signal, is sent to electric machine controller, and power supply machine controller uses.
Electromechanical transducer of the present utility model is mainly used in switched reluctance machines, can be photoelectric sensor, Hall element, relative type motor photoelectric encoder, absolute optical encoder or rotary encoder.
The device of the enhancing electromechanical transducer signal transmission antijamming capability that the utility model provides, the output signal of electromechanical transducer is converted to light signal at electromechanical transducer end, and be transmitted through the fiber to electric machine controller end, convert the light signal received to electric signal at electric machine controller end by light signal receiving receiving optical signals, be sent to electric machine controller and use.It is by being converted to light signal by the electric signal between electromechanical transducer and electric machine controller and being transmitted by optical fiber, around when greatly can reduce long range propagation, the factor such as transmission environment is on the impact of signal transmission, strengthen the antijamming capability of the signal transmission between electromechanical transducer and electric machine controller, guarantee the counting accuracy of electric machine controller to motor angle position, thus the rotating speed of lifting motor controller to motor, the control accuracy of torque, realize the normal operation of motor.
Above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (5)
1. strengthen a device for electromechanical transducer signal transmission antijamming capability, it is characterized in that, comprise sensor signal conditioning device, optical fiber and light signal receiving;
Described sensor signal conditioning device connects electromechanical transducer, for receiving the output signal of described electromechanical transducer, and the output signal of described electromechanical transducer is converted to light signal output;
The input end of described optical fiber connects described sensor signal conditioning device, and output terminal connects described light signal receiving, for the optical signal transmission that will export from described sensor signal conditioning device to described light signal receiving;
Described light signal receiving connects electric machine controller, for receiving the light signal of described Optical Fiber Transmission, and converting the light signal received to electric signal, being sent to described electric machine controller.
2. the device of enhancing electromechanical transducer signal transmission antijamming capability according to claim 1, it is characterized in that, described sensor signal conditioning device comprises sensor signal receiving trap and sensor signal conversion equipment;
Described sensor signal receiving trap connects described electromechanical transducer, for receiving the output signal of described electromechanical transducer, the output signal of described electromechanical transducer is converted to the signal that described sensor signal conversion equipment can receive, and be sent to described sensor signal conversion equipment;
Described sensor signal conversion equipment connects described sensor signal receiving trap, for receiving the output signal of described electromechanical transducer after conversion that described sensor signal receiving trap sends, and converts thereof into light signal and exports.
3. the device of enhancing electromechanical transducer signal transmission antijamming capability according to claim 2, it is characterized in that, described sensor signal conversion equipment comprises optical signal transmitter;
Described optical signal transmitter connects the input end of described sensor signal receiving trap and described optical fiber, for receiving the output signal of described electromechanical transducer after conversion that described sensor signal receiving trap sends, and convert thereof into light signal, export from described optical fiber.
4. the device of enhancing electromechanical transducer signal transmission antijamming capability according to claim 1, it is characterized in that, described light signal receiving comprises optical signal receiver;
Described optical signal receiver connects the output terminal of described optical fiber and described electric machine controller, for receiving the light signal of described Optical Fiber Transmission, and the light signal received being converted to the electric signal that described electric machine controller can identify, being sent to described electric machine controller.
5. the device of the enhancing electromechanical transducer signal transmission antijamming capability according to any one of Claims 1-4, it is characterized in that, described electromechanical transducer is photoelectric sensor, Hall element, relative type motor photoelectric encoder, absolute optical encoder or rotary encoder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748050.3U CN204229632U (en) | 2014-12-03 | 2014-12-03 | Strengthen the device of electromechanical transducer signal transmission antijamming capability |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420748050.3U CN204229632U (en) | 2014-12-03 | 2014-12-03 | Strengthen the device of electromechanical transducer signal transmission antijamming capability |
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| CN204229632U true CN204229632U (en) | 2015-03-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361742A (en) * | 2014-12-03 | 2015-02-18 | 中国科学院宁波材料技术与工程研究所 | Device for enhancing anti-interference capability of transmission signal of motor sensor and device for enhancing anti-interference capability of transmission signal of motor sensor |
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2014
- 2014-12-03 CN CN201420748050.3U patent/CN204229632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361742A (en) * | 2014-12-03 | 2015-02-18 | 中国科学院宁波材料技术与工程研究所 | Device for enhancing anti-interference capability of transmission signal of motor sensor and device for enhancing anti-interference capability of transmission signal of motor sensor |
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