CN204630612U - Railway switch machine information collecting device - Google Patents
Railway switch machine information collecting device Download PDFInfo
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- CN204630612U CN204630612U CN201520334642.5U CN201520334642U CN204630612U CN 204630612 U CN204630612 U CN 204630612U CN 201520334642 U CN201520334642 U CN 201520334642U CN 204630612 U CN204630612 U CN 204630612U
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Abstract
The utility model discloses a kind of railway switch machine information collecting device, comprise sensor, conditioning change-over circuit, processor, radio communication unit, wireless handheld terminal, sensor connects conditioning change-over circuit, processor connects conditioning change-over circuit, radio communication unit respectively, and processor connects wireless handheld terminal by radio communication unit; It is one or more that described sensor comprises in current sensor, voltage sensor, conversion torque sensor, indication rod breach sensor, temperature sensor, humidity sensor; Indication rod breach sensor is range sensor; Described conditioning change-over circuit comprises amplifying circuit, filtering circuit, A/D change-over circuit; Described wireless handheld terminal comprises the second processor, the second radio communication unit, the second display unit, second memory.The railway switch machine information collecting device that the utility model proposes, can to railway switch machine equipment running status Real-Time Monitoring, and can Remote Acquisitioning related data.
Description
Technical field
The utility model belongs to railway equipment technical field, relates to a kind of railway switch machine, particularly relates to a kind of railway switch machine information collecting device.
Background technology
Nowadays, the monitoring system of railway switch machine information is not also gathered; Usually, after fault occurs, failure warning information is just provided, may heavy economic losses be caused, and safe railway operation and personal safety may be jeopardized, bring serious problems.
In view of this, nowadays in the urgent need to designing a kind of way to manage of railway switch machine, cannot the defect of remote monitoring to overcome existing railway switch machine.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of railway switch machine information collecting device, can to railway switch machine equipment running status Real-Time Monitoring.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of railway switch machine information collecting device, described information collecting device comprises: sensor, conditioning change-over circuit, processor, radio communication unit, wireless handheld terminal, sensor connects conditioning change-over circuit, processor connects conditioning change-over circuit, radio communication unit respectively, and processor connects wireless handheld terminal by radio communication unit;
It is one or more that described sensor comprises in current sensor, voltage sensor, conversion torque sensor, indication rod breach sensor, temperature sensor, humidity sensor; Indication rod breach sensor is range sensor;
Described conditioning change-over circuit comprises amplifying circuit, filtering circuit, A/D change-over circuit, and amplifying circuit, filtering circuit, A/D change-over circuit connect successively;
Described wireless handheld terminal comprises the second processor, the second radio communication unit, the second display unit, second memory; Second processor connects the second radio communication unit, the second display unit, second memory respectively.
The beneficial effects of the utility model are: the railway switch machine information collecting device that the utility model proposes, can to railway switch machine equipment running status Real-Time Monitoring, and can Remote Acquisitioning related data.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of the utility model railway switch machine information collecting device.
Fig. 2 is the circuit theory diagrams of power supply discriminator circuit.
Fig. 3 is the circuit theory diagrams of phase-shift circuit.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Embodiment one
Refer to Fig. 1, the utility model discloses a kind of railway switch machine information collecting device, described information collecting device comprises: sensor, conditioning change-over circuit, processor, radio communication unit, wireless handheld terminal, sensor connects conditioning change-over circuit, processor connects conditioning change-over circuit, radio communication unit respectively, and processor connects wireless handheld terminal by radio communication unit.
It is one or more that described sensor comprises in current sensor, voltage sensor, conversion torque sensor, indication rod breach sensor, temperature sensor, humidity sensor; Indication rod breach sensor is range sensor.
Described conditioning change-over circuit comprises amplifying circuit, filtering circuit, A/D change-over circuit, and amplifying circuit, filtering circuit, A/D change-over circuit connect successively.
Described wireless handheld terminal comprises the second processor, the second radio communication unit, the second display unit, second memory; Second processor connects the second radio communication unit, the second display unit, second memory respectively.
Described information collecting device also comprises driving circuit, inputting and providing the detection of railway switch machine interface and protection, providing working power for receiving power-supply system.Described driving circuit comprises power supply discriminator circuit, current detecting protection circuit; Power supply discriminator circuit is for realizing the detection of three-phase input supply voltage, disconnected phase and phase sequence; Current detecting protection circuit is used for realizing goat current acquisition, detection and overcurrent protection.
As shown in Figure 2, described power supply discriminator circuit comprises the first transformer, the second transformer, the 3rd transformer, phase-shift circuit, first phase measuring unit, second phase measuring unit, the first AD converter, the second AD converter, processor; Input signal forms 3 road input power signals respectively through after the first transformer, the second transformer, the 3rd transformer.First transformer connects the input end of phase-shift circuit; The output terminal of phase-shift circuit, the second transformer connect the input end of first phase measuring unit respectively, and the output terminal of phase-shift circuit, the 3rd transformer connect the input end of second phase measuring unit respectively.First phase measuring unit, the first AD converter, processor connect successively, and second phase measuring unit, the second AD converter, processor connect successively.
In the present embodiment, the principle of work of power supply discriminator circuit is:
Refer to Fig. 2, the composition of power supply discriminator circuit as shown in Figure 2, adopt phase-shift circuit to wherein the 1st road input power signal phase shift 90 degree, as reference input power signal (composition of phase-shift circuit as shown in Figure 3), and judge the phase place to the 2nd road power supply input signal with AD8302, another sheet AD8302, as auxiliary circuit, judges the phase place of the 3rd road input power signal, thus judges the phase sequence of three phase input signals.
Wherein AD8302 inside comprises the wide band logarithmic amplifier of 2 precision-matched, 1 wideband phase detecting device, the accurate reference source of 1.8V and simulated calibration circuit and interface circuit, can measure the gain (also known as Amplitude Ratio) in from low frequency to 2.7GHz frequency range 2 input signals and phase differential simultaneously.
The scope of measure phase difference is 0 °-180 °, and corresponding output voltage variation range is 0V-1.8V, and output voltage sensitivity is 10mV/ degree, and measuring error is less than 0.5 °.When phase difference ψ=0 °, output voltage is 1.8V; When Δ ψ=180 °, output voltage is 30mV, and output current is 8mA.The expression formula of phase differential output voltage is:
In formula,
for phase differential ramp voltage, unit is mV/ degree; ψ is the phase place of each signal, unit degree of being.Phase detector has the phase range of 180 °.This phase range both can be 0 ° ~+180 ° (centered by 90 °), also can be 0 ° ~-180 ° (centered by-90 °).Different with numerical value during at 150 ° at 30 ° according to the phase differential resonse characteristic of AD8302, the phase differential of 2 measured signals can be judged, the phase sequence of input signal can be judged by phase differential.
In sum, the railway switch machine information collecting device that the utility model proposes, can to railway switch machine equipment running status Real-Time Monitoring, and can Remote Acquisitioning related data.
Here description of the present utility model and application is illustrative, not wants by scope restriction of the present utility model in the above-described embodiments.Distortion and the change of embodiment disclosed are here possible, are known for the replacement of embodiment those those of ordinary skill in the art and the various parts of equivalence.Those skilled in the art are noted that when not departing from spirit of the present utility model or essential characteristic, the utility model can in other forms, structure, layout, ratio, and to realize with other assembly, material and parts.When not departing from the utility model scope and spirit, can other distortion be carried out here to disclosed embodiment and change.
Claims (1)
1. a railway switch machine information collecting device, it is characterized in that, described information collecting device comprises: sensor, conditioning change-over circuit, processor, radio communication unit, wireless handheld terminal, sensor connects conditioning change-over circuit, processor connects conditioning change-over circuit, radio communication unit respectively, and processor connects wireless handheld terminal by radio communication unit;
It is one or more that described sensor comprises in current sensor, voltage sensor, conversion torque sensor, indication rod breach sensor, temperature sensor, humidity sensor; Indication rod breach sensor is range sensor;
Described conditioning change-over circuit comprises amplifying circuit, filtering circuit, A/D change-over circuit, and amplifying circuit, filtering circuit, A/D change-over circuit connect successively;
Described wireless handheld terminal comprises the second processor, the second radio communication unit, the second display unit, second memory; Second processor connects the second radio communication unit, the second display unit, second memory respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334642.5U CN204630612U (en) | 2015-05-21 | 2015-05-21 | Railway switch machine information collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334642.5U CN204630612U (en) | 2015-05-21 | 2015-05-21 | Railway switch machine information collecting device |
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| CN204630612U true CN204630612U (en) | 2015-09-09 |
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| CN201520334642.5U Active CN204630612U (en) | 2015-05-21 | 2015-05-21 | Railway switch machine information collecting device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705919A (en) * | 2017-02-14 | 2017-05-24 | 西安瑞信铁路设备有限公司 | Notch measurement device |
| CN107727292A (en) * | 2017-10-13 | 2018-02-23 | 杭州慧景科技股份有限公司 | Point machine changes power on-Line Monitor Device and monitoring method |
| CN109540216A (en) * | 2018-12-24 | 2019-03-29 | 宁波思高信通科技有限公司 | A kind of turn-out track machine overhauling display unit based on collector |
| CN109557856A (en) * | 2018-12-08 | 2019-04-02 | 深圳科安达电子科技股份有限公司 | A kind of acclerating road switch operation data visual presentation system |
| CN110341754A (en) * | 2019-07-29 | 2019-10-18 | 郑州铁路职业技术学院 | A kind of point machine indication rod fault monitoring system |
| CN113804421A (en) * | 2020-10-19 | 2021-12-17 | 广东毓秀科技有限公司 | Railway turnout switch machine fault prediction system and method |
-
2015
- 2015-05-21 CN CN201520334642.5U patent/CN204630612U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705919A (en) * | 2017-02-14 | 2017-05-24 | 西安瑞信铁路设备有限公司 | Notch measurement device |
| CN107727292A (en) * | 2017-10-13 | 2018-02-23 | 杭州慧景科技股份有限公司 | Point machine changes power on-Line Monitor Device and monitoring method |
| CN109557856A (en) * | 2018-12-08 | 2019-04-02 | 深圳科安达电子科技股份有限公司 | A kind of acclerating road switch operation data visual presentation system |
| CN109540216A (en) * | 2018-12-24 | 2019-03-29 | 宁波思高信通科技有限公司 | A kind of turn-out track machine overhauling display unit based on collector |
| CN110341754A (en) * | 2019-07-29 | 2019-10-18 | 郑州铁路职业技术学院 | A kind of point machine indication rod fault monitoring system |
| CN113804421A (en) * | 2020-10-19 | 2021-12-17 | 广东毓秀科技有限公司 | Railway turnout switch machine fault prediction system and method |
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