CN100364828C - Railway train shaft temperature detector automatic snow-removing device - Google Patents
Railway train shaft temperature detector automatic snow-removing device Download PDFInfo
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- CN100364828C CN100364828C CNB2006100174757A CN200610017475A CN100364828C CN 100364828 C CN100364828 C CN 100364828C CN B2006100174757 A CNB2006100174757 A CN B2006100174757A CN 200610017475 A CN200610017475 A CN 200610017475A CN 100364828 C CN100364828 C CN 100364828C
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Abstract
The present invention relates to the technical field of the automatic control of wind temperature, which provides an automatic snow-removing device for a shaft temperature detector of a railway train. The present invention comprises a remote telephone control system and an outdoor working system, wherein the outdoor working system comprises a power supply circuit, a heating air supplying system, an isolating circuit and a delay trigger circuit. After a telephone signal is input to the remote telephone control system, the signal is output to switch on and off the power supply of the power supply circuit of the outdoor working system; when the power supply circuit of the outdoor working system is started to supply power, the delay trigger circuit is started, and a blower and a heat source work; when the train arrives, a protective door of the shaft temperature detector is opened; after control voltage of the protective door is applied to the input end of the isolating circuit, a relay on the output end of the delay trigger circuit is attracted, and the power supply of the heating air supplying system is switched off. When the train passes, the protective door of the shaft temperature detector is closed, input to the isolating circuit disappears, so the isolating circuit has no output; after the delay trigger circuit is started by the power supply circuit after time delay, the relay on the output end of the delay trigger circuit is released, and the heating air supplying system is started again for working.
Description
Technical field:
The present invention relates to wind-warm syndrome automatic control technology field, relate in particular to railway train shaft temperature detector automatic snow-removing device.
Background technology:
Domesticly do not see the shaped article that railway train shaft temperature detector automatic snow-removing device is arranged.The train shaft temperature detector that domestic railway is promoted the use of mainly contains: the HTK-391 that Railway Bureau scientific research institution, Harbin produces, HTK-499 type, the HZT-2000 type of Guanghan Ke Feng Electronics Co., Ltd., the HBDS type infrared journal temperature detection device that Beijing 502 is produced, more than four kinds of shaft temperature detectors all do not have the automatic snow function.
The train shaft temperature detector of railway utilization at present is all according to the infrared acquisition principle design, and all train shaft temperature detectors all are in field work, the unmanned state.When snowing in the winter time, the probe window of shaft temperature detector and shutter are very easy to by the heavy snow shutoff and freeze.In case above-mentioned situation takes place, shaft temperature detector just can't normally receive the infrared information of train axle temperature, and train shaft temperature detector is in failure state, can not in time find the hot box trouble of running train.
The way that railway interests solves this type of problem at present mainly is to accredit personnel to each axle temperature detection station respectively when snowing, and uninterruptedly manually sweeps away snow.Artificial snow removing take personnel many, work under hard conditions and, have bigger personal safety hidden danger owing to the snow removing personnel operation of will constantly reaching the standard grade in the gap that train passes through.
Because the part train shaft temperature detector is in ungetable mountain area, personnel can not arrive on time in the sleety weather snow removing, in case the stifled situation of shaft temperature detector snow takes place, equipment is in faulty condition for a long time, makes train operating safety lose assurance.
Summary of the invention:
Be snow heavily the in the winter time snow cover shutoff and when freezing of the probe window that solves shaft temperature detector in the prior art and shutter; shaft temperature detector can't normally receive the infrared information of train axle temperature and cause the problem of train shaft temperature detector cisco unity malfunction; the invention provides a kind of automatic snow-removing device of railway train shaft temperature detector; it is to utilize the feed circuit of telephone remote control automatic snow-removing device outdoor work system to power, by the outage that supplies of buffer circuit and time delay circuit automatic guidance blower fan and thermal source.After the train warp, the power supply that blower fan and thermal source are opened in time-delay guarantees that the normal operation of shaft temperature detector is not disturbed; When blower fan and thermal source energising work, the air after the heating is blowed to the probe window and the shutter of shaft temperature detector, prevent that probe window and shutter from being freezed by ice and snow.
A kind of railway train shaft temperature detector automatic snow-removing device, it comprises remote phone control system and outdoor work system, wherein the outdoor work system comprises feed circuit, heating air feed system, buffer circuit and delay trigger circuit; The remote phone control system of telephone signal input automatic snow-removing device, the output signal control cabin of remote phone control system be the confession outage of operating system feed circuit outward; The feed circuit of outdoor work system begin power supply, and delay trigger circuit starts, and blower fan and thermal source are started working; When train arrived, the shaft temperature detector shutter was opened, and shutter control voltage acts on the buffer circuit input end, and the output voltage of buffer circuit acts on delay trigger circuit, makes this delay trigger circuit disconnect the power supply of heating air feed system; After train passed through, the shaft temperature detector shutter was closed, to the input disappearance of buffer circuit, and the buffer circuit no-output, feed circuit delayed startup delay trigger circuit, delay trigger circuit restart the work of heating air feed system.
Described railway train shaft temperature detector automatic snow-removing device, wherein said remote phone control system comprises a shake bell testing circuit, one DTMF receives identification output control single chip computer, wherein shake the bell testing circuit and detect the phone input, this telephone signal is sent into DTMF receive identification output control single chip computer, after this micro controller system is discerned this telephone signal, promptly carry control signal to export the feed circuit of automatic snow-removing device outdoor work system to, control the power on/off of these feed circuit through relay contact.
Described railway train shaft temperature detector automatic snow-removing device, wherein said buffer circuit are photoelectrical coupler.
Described railway train shaft temperature detector automatic snow-removing device, wherein said delay trigger circuit comprise the monostable circuit that a RC circuit and CA555 form, and reach relay J 1, J2; Relay J 1 input end is connected to the mouth of CA555, and relay J 2 input ends are connected to relay J 1 mouth; Described feed circuit begin the power supply back to the charging of RC circuit, start CA555 when the RC circuit charges to certain voltage and carry out work, and the output of CA555 makes relay J 1 work, and the relay J 2 of relay J 1 mouth is also started working.
Described railway train shaft temperature detector automatic snow-removing device, wherein said heating air feed system, the mouth of blower fan cut-in relay J1, the mouth of thermal source cut-in relay J2.
Adopt railway train shaft temperature detector automatic snow-removing device of the present invention; when the snow sky arrives; outdoor work system works with phone Long-distance Control automatic snow-removing device; prevent that the probe of shaft temperature detector and shutter are because of avenging stifled and freezing fault stopping time that each shaft temperature detector is caused; its buffer circuit of while and time delay circuit may command blower fan and thermal source automatic on-off when train passes through; do not disturb the normal operation of shaft temperature detector; the operation of need not manually reaching the standard grade; ensure staff's safety, saved manpower, also saved the productive costs of railway; the present invention is simple in structure in addition; low cost of manufacture, stable performance, convenient for maintaining.
Description of drawings:
Figure 1 shows that the heating air feed system structural representation of automatic snow-removing device of the present invention;
Figure 2 shows that the birds-eye view of blower fan guard shield in the heating air feed system;
Figure 3 shows that the birds-eye view of heat power supply device in the heating air feed system;
Figure 4 shows that the heat power supply device right side view;
Figure 5 shows that the structural representation of hot body in the heat power supply device;
Figure 6 shows that the principle of work block scheme of outdoor work of the present invention system;
Figure 7 shows that remote phone control system structural representation of the present invention;
Figure 8 shows that the workflow diagram of automatic snow-removing device of the present invention;
Figure 9 shows that the circuit diagram of outdoor work of the present invention system.
The specific embodiment:
Railway train shaft temperature detector automatic snow-removing device of the present invention comprises two parts of remote phone control system and outdoor work system.
Remote phone control system structure as shown in Figure 7, it is to utilize the telephone remote control technology that Long-distance Control is carried out in the power supply of automatic snow-removing device feed circuit.The remote phone control system comprises a shake bell testing circuit, and a DTMF receives identification output control single chip computer; Wherein shake the bell testing circuit and detect phone when input, this telephone signal is sent into DTMF receive identification output control single chip computer, after this micro controller system is discerned this telephone signal, promptly carry control signal to export the feed circuit of automatic snow-removing device outdoor work system to, control the power on/off of these feed circuit through relay contact.
The outdoor work system comprises feed circuit, heating air feed system, buffer circuit and delay trigger circuit.
Figure 6 shows that the principle of work block scheme of outdoor work system.After feed circuit received remote phone control system output signal, the outdoor work system started working.When train arrived, the action of shaft temperature detector shutter sent the buffer circuit of the shutter control voltage of 27 volts of direct currents to the outdoor work system.In the outdoor work system, be the triggering of whether controlling delay trigger circuit by the output of buffer circuit mouth.After the train warp, the feed circuit time-delay triggered the CA555 work in the delay trigger circuits in about 2 minutes, exported the relay of a voltage triggered blower fan and thermal source, and blower fan and thermal source have just been started working.
The physical circuit figure of outdoor work system as shown in Figure 9, feed circuit comprise Voltage stabilizing module CW317 and CW7805, CW317, CW7805 are three terminal regulator.Behind the feed circuit of the interchange 18V voltage input outdoor work system of remote phone control system output, pass through ZL1, Zl2, import CW317 after four diode bridge rectifications of ZL3 and ZL4, the work of the stable output of CW317 12V vdc air feed machine, stable output 5V was for the work of the CA555 in the time delay circuit after 12V imported CW7805 again; Buffer circuit comprises a photoelectrical coupler N2, and the N2 mouth connects the triggering pin 2 of CA555 in the delay trigger circuit, and CA555 is a univibrator.
When train arrives; the action of shaft temperature detector shutter; shutter control voltage 27V voltage acts on the input end of buffer circuit N2; N2 produces optically-coupled, and after the voltage of N2 mouth output acted on CA555 triggering pin 2, CA555 was in the high potential output state; relay J 1 gets electric adhesive; two blower fan M of J1-1 bonded assembly quit work, and J1-2 bonded assembly relay J 2 gets electric adhesive simultaneously, and J2-1, two thermals source of J2-2 bonded assembly quit work.
When train by after the shaft temperature detector shutter close; shaft temperature detector shutter control voltage 27V loss of voltage; the input end of buffer circuit photoelectrical coupler N2 does not have the voltage input; N2 is in not output of failure state; the 5V voltage of feed circuit output triggers CA555 work to about 2 minutes backs of RC circuit charging; CA555 mouth 3 outputs one low voltage; the J1 release of cutting off the power supply; two blower fan M of J1-1 bonded assembly start working; also outage release of J1-2 bonded assembly relay J 2 simultaneously, J2-1, two thermals source of J2-2 bonded assembly are started working.
When not having train through out-of-date; the shaft temperature detector shutter is to be in closed condition, and feed circuit start the back RC circuit is charged, and CA555 is in running order always; blower fan and thermal source are also worked always, receive the shutter control voltage of shaft temperature detector up to buffer circuit.
Figure 8 shows that the workflow diagram of automatic snow-removing device, after the watch keeper receives the information of snowing, power, make outdoor work system start-up operation by the outdoor work system feed circuit of telephone remote control automatic snow-removing device.
Hot blast after the outdoor work system heats thermal source by blower fan blows to probe window, and ablation probe accumulated snow prevents that shutter from freezing.
Running train near the time; the response of shaft temperature detector 1# magnet steel; the corner motor action; shaft temperature detector probe shutter is opened; output signal behind the buffer circuit reception shutter control voltage of outdoor work system; CA555 in the delay trigger circuit is in the high potential output state, and the heating air feed system quits work, and shaft temperature detector is in normal working.
After train passes through; the shaft temperature detector shutter is closed; outdoor work system buffer circuit does not have the signal input not work; feed circuit are to the RC circuit charging of delay trigger circuit; charged about 2 minutes when reaching trigger voltage, delay trigger circuit starts, and opens the heating air feed system; it is normal to guarantee that shaft temperature detector is surveyed self check information, and the outdoor work system is in running state.
After the sleety weather, the watch keeper disconnects the feed circuit of automatic snow-removing device outdoor work system by phone input remote phone control system.
The core of automatic snow-removing device is the heating air feed system, can will heat air feed system according to the different mounting base of distinct device model design and be installed to shaft temperature detector probe box inside.
Figure 1 shows that the heating air feed system structural representation of automatic snow-removing device of the present invention, label 1 and 2 is two cover blower fan and thermals source among Fig. 1, and 3 is cable socket, and 4 is streamlined reefer housing, and 8 is flame diversion trough.
Figure 2 shows that the birds-eye view of blower fan guard shield in the heating air feed system, number in the figure 5 is the blower fan guard shield, has only shown the blower fan guard shield 5 of a side among the figure, and opposite side is identical, the Therefore, omited.
Figure 3 shows that the birds-eye view of heat power supply device in the heating air feed system, number in the figure 6 is a heat power supply device.
Figure 4 shows that the heat power supply device right side view.
Figure 5 shows that the structural representation of hot body in the heat power supply device, number in the figure 7 is a hot body.
The workflow of heating air feed system is as described below:
Use railway train shaft temperature detector automatic snow-removing device of the present invention can solve the fault stopping time of blocking up and freezing each shaft temperature detector is caused because of avenging.Being had jurisdiction over peaceful western line with Zhengzhou Railway Administration Luoyang car depot is example, 2004-2005 causes because of snowing 24 17.4 hours equal stopping times of shaft temperature detector platform in winter, influence train infrared journal temperature detection 126 row, the generation that can solve this type of problem substantially behind the automatic snow-removing device is installed.
Use the present invention can save the required a large amount of manpowers of artificial snow removing, being had jurisdiction over peaceful western line with Zhengzhou Railway Administration Luoyang car depot is example, 2004-2005 winter is that artificial 396 man days are set out in the artificial snow removing of shaft temperature detector altogether, except that normal personnel's wage, pay 4752 yuan of travel expensess, 2650 yuan of other fees.If employing the present invention, when the snow sky arrives, just needn't set out manpower and manually sweep away snow, and when the arriving suddenly of snow sky, can carry out automatic snow in real time by the phone automatic snow-removing device, guarantee the normal operation of shaft temperature detector, and can not produce staff's personal safety problem.
Zhengzhou Railway Administration Luoyang car depot had installed automatic snow-removing device respectively at Nan Yangxi, eight mausoleums, the infrared acquisition station, Xixia of the peaceful western line of have jurisdiction in 2006.-19 days on the 18th January in 2006, heavy snow is fallen over a large area in Henan within the border, and the shaft temperature detector that automatic snow-removing device is installed does not take place because of avenging the fault stopping time that stifled probe causes.
The present invention is simple in structure in addition, low cost of manufacture, and stable performance, easy to maintenance.
Claims (5)
1. railway train shaft temperature detector automatic snow-removing device, it is characterized in that: comprise remote phone control system and outdoor work system, wherein the outdoor work system comprises feed circuit, heating air feed system, buffer circuit and delay trigger circuit; The remote phone control system of telephone signal input automatic snow-removing device, the output signal control cabin of remote phone control system be the confession outage of operating system feed circuit outward; The feed circuit of outdoor work system begin power supply, and delay trigger circuit starts, and blower fan and thermal source are started working; When train arrived, the shaft temperature detector shutter was opened, and shutter control voltage acts on the buffer circuit input end, and the output voltage of buffer circuit acts on delay trigger circuit, makes this delay trigger circuit disconnect the power supply of heating air feed system; After train passed through, the shaft temperature detector shutter was closed, to the input disappearance of buffer circuit, and the buffer circuit no-output, feed circuit delayed startup delay trigger circuit, delay trigger circuit restart the work of heating air feed system.
2. railway train shaft temperature detector automatic snow-removing device as claimed in claim 1 is characterized in that: described remote phone control system comprises a shake bell testing circuit, and a DTMF receives identification output control single chip computer; Wherein shake the bell testing circuit and detect the phone input, this telephone signal is sent into DTMF receive identification output control single chip computer, after this micro controller system is discerned this telephone signal, promptly carry control signal to export the feed circuit of automatic snow-removing device outdoor work system to, control the power on/off of these feed circuit through relay contact.
3. railway train shaft temperature detector automatic snow-removing device as claimed in claim 1 is characterized in that: described buffer circuit is a photoelectrical coupler.
4. railway train shaft temperature detector automatic snow-removing device as claimed in claim 1 is characterized in that: described delay trigger circuit comprises the monostable circuit that a RC circuit and CA555 form, and reaches relay J 1, J2; Relay J 1 input end is connected to the mouth of CA555, and relay J 2 input ends are connected to relay J 1 mouth; Described feed circuit begin the power supply back to the charging of RC circuit, start CA555 when the RC circuit charges to trigger voltage and carry out work, and the output of CA555 makes relay J 1 work, and the relay J 2 of relay J 1 mouth is also started working.
5. railway train shaft temperature detector automatic snow-removing device as claimed in claim 4 is characterized in that: described heating air feed system, the mouth of blower fan cut-in relay J1, the mouth of thermal source cut-in relay J2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100174757A CN100364828C (en) | 2006-02-28 | 2006-02-28 | Railway train shaft temperature detector automatic snow-removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100174757A CN100364828C (en) | 2006-02-28 | 2006-02-28 | Railway train shaft temperature detector automatic snow-removing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1814486A CN1814486A (en) | 2006-08-09 |
| CN100364828C true CN100364828C (en) | 2008-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100174757A Expired - Fee Related CN100364828C (en) | 2006-02-28 | 2006-02-28 | Railway train shaft temperature detector automatic snow-removing device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104554340A (en) * | 2013-10-21 | 2015-04-29 | 宁夏中远天晟科技有限公司 | Probe phone remote control compressed air snow sweeping device of railway vehicle infrared axle temperature detection system |
| CN104550136A (en) * | 2013-10-21 | 2015-04-29 | 宁夏中远天晟科技有限公司 | Probe single-chip microcomputer system controlled fan snow sweeping device of railway vehicle infrared axle temperature detection system |
| CN104570975A (en) * | 2013-10-21 | 2015-04-29 | 宁夏中远天晟科技有限公司 | Probe phone remote control system of infrared axle temperature detection system for railway vehicle |
| CN104550137A (en) * | 2013-10-21 | 2015-04-29 | 宁夏中远天晟科技有限公司 | Probe single-chip microcomputer system controlled compressed-air snow sweeping device of railway vehicle infrared axle temperature detection system |
| JP7028085B2 (en) * | 2018-07-02 | 2022-03-02 | 株式会社デンソー | Distance measuring device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU485021A1 (en) * | 1973-03-27 | 1975-09-25 | Уральское Отделение Всесоюзного Ордена Трудового Красного Знамени Научно-Исследовательского Института Железнодорожного Транспорта | Outdoor device for detecting overheated boxes |
| US6241196B1 (en) * | 1997-04-10 | 2001-06-05 | Vae Aktiengesellschaft | Casing for a hot box or blocked brake detection scanner |
| US20040075570A1 (en) * | 2002-10-18 | 2004-04-22 | General Electric Company | Remote detection of railroad wheel and bearing temperature apparatus and method |
| CN2630071Y (en) * | 2003-06-19 | 2004-08-04 | 武汉铁路分局信阳车辆段 | Automatic snow-removing device for infrared axle temperature detecting apparatus |
-
2006
- 2006-02-28 CN CNB2006100174757A patent/CN100364828C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU485021A1 (en) * | 1973-03-27 | 1975-09-25 | Уральское Отделение Всесоюзного Ордена Трудового Красного Знамени Научно-Исследовательского Института Железнодорожного Транспорта | Outdoor device for detecting overheated boxes |
| US6241196B1 (en) * | 1997-04-10 | 2001-06-05 | Vae Aktiengesellschaft | Casing for a hot box or blocked brake detection scanner |
| US20040075570A1 (en) * | 2002-10-18 | 2004-04-22 | General Electric Company | Remote detection of railroad wheel and bearing temperature apparatus and method |
| CN2630071Y (en) * | 2003-06-19 | 2004-08-04 | 武汉铁路分局信阳车辆段 | Automatic snow-removing device for infrared axle temperature detecting apparatus |
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| CN1814486A (en) | 2006-08-09 |
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Granted publication date: 20080130 Termination date: 20100228 |