CN2731602Y - Speech indicating security tag for power system - Google Patents
Speech indicating security tag for power system Download PDFInfo
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- CN2731602Y CN2731602Y CN 200420084470 CN200420084470U CN2731602Y CN 2731602 Y CN2731602 Y CN 2731602Y CN 200420084470 CN200420084470 CN 200420084470 CN 200420084470 U CN200420084470 U CN 200420084470U CN 2731602 Y CN2731602 Y CN 2731602Y
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Abstract
The utility model relates to a speech indicating security tag for power system. In order to solve the problem that the existing indicating security tag adopted in the oilfield electrical power system is unable to make an effective prompting function, when the operator is reckless, so that the safety and liability accident is easy to be caused; thus. The utility model is provided. The utility model is characterized in that an alarm indication hole (2), an infrared signal emitter hole (3), an infrared signal reception hole (4), a light-sensitive signal reception hole (5), a loudspeaker hole (6) and a converting switch (K) are arranged beyond the printing area of the prompting word in front of the shell (1). A speech control circuit, mainly comprising an infrared monitor unit (a) an infrared signal amplification unit (b), a light-sensitive monitor unit (c) and a light-ray control play unit (d), is fixed in the inner of the shell (1). The utility model has the advantages that the utility model can send out speech indicating, when the operator makes a mistake of the position of the delivery of current switch cabinet, so the safety liability accident is avoided.
Description
Technical field:
The utility model relates to a kind of safe nameplate used in the oil-field electric system, especially relates to a kind of safe nameplate that can carry out automatic speech prompting.
Background technology:
In oil-field electric system, in order to prevent the generation of power supply safety liability accident, various electric operations place comprises between high and low pressure electric substation, low-voltage distribution, all must dispose various safe nameplates according to " electrical safe working order ".These nameplates are according to the difference of usable range, are broadly divided into to forbid, allow and warn three classes, and nameplates such as " No switching on, someone work ", " in this work, going up or down from here ", " halt, Keep Clear-High Voltage " specifically, are arranged.These nameplates all are to adopt the form print signal language on a white plastic plate or thin slice steel plate, it are hung over can send once closing a floodgate on the isolating switch or the operating handle of disconnector of electricity to preparation of construction when work.This safe nameplate is found in the actual use of oil-field electric system and has following point: because the numerous oil-producing units in the oil field are working in dispersion, many employing solo operations between compact type substation and low-voltage distribution, often there are not the monitoring personnel when stopping sending electricity actual, when this people is sending when operation electricity in a single day off one's guard or absent minded, attention is less than the static safe nameplate that is suspended on isolating switch or the isolator operation handle, just maloperation might take place, electricity is delivered on the electrical equipment that the someone works, perhaps touch the electrical equipment that is in electriferous state, finally cause personal injury or great safety responsibility accident.
The utility model content:
When operating personnel are off one's guard, can not play effective reminding effect in order to overcome the safe nameplate that adopts in the existing oil-field electric system, and then easily cause the problem of safety responsibility accident, the utility model provides a kind of safe nameplate that carries out voice suggestion, the characteristics that this kind electric system has with voice suggestion safety nameplate can send voice suggestion automatically when operating personnel go to the wrong way power-cutting switch cabinet position, avoid the safety responsibility accident to take place.
The technical solution of the utility model is: this kind electric system is with voice suggestion safety nameplate, comprise that the front is printed on the housing and the lanyard of signal language, wherein outside signal language Printing Zone, the front of housing, also have the warning indicator hole, the infrared signal transmitting aperture, the infrared signal receiver hole, the photosensor signal receiver hole, loud-speaker opening and a switch, internal fixation at housing has a voice control circuit, described voice control circuit is mainly by the infrared observation unit, the infrared signal amplifying unit, photosensitive monitoring means, photoelectric control playback unit is formed, the enabling signal output terminal of described infrared observation unit links to each other with the infrared signal receiving end of infrared signal amplifying unit, the amplifying signal output terminal of infrared signal amplifying unit and the signal output part of photosensitive monitoring means are connected in respectively on the double switch contact of switch side by side, and the other end contact of switch is connected to the switching signal input end of photoelectric control playback unit.
The utlity model has following beneficial effect: owing to take the electric system of such scheme can walk close to high and low pressure isolating switch or the disconnector that this should not be walked close to operating personnel with voice suggestion safety nameplate, when promptly going to the wrong way power-cutting switch cabinet position, automatically send corresponding voice suggestion, the for example Chinese of " No switching on, someone work " prompting, make operating personnel that maloperation can not take place again, and then stopped the generation of electric power safety liability accident, guaranteed the safe stable yields in oil field.
Description of drawings:
Accompanying drawing 1 is a schematic appearance of the present utility model;
Accompanying drawing 2 is electrical schematic diagrams of the present utility model.
1-housing among the figure, 2-warning indicator hole, 3-infrared signal transmitting aperture, 4-infrared signal receiver hole, 5-photosensor signal receiver hole, 6-loud-speaker opening, a-infrared observation unit, b-infrared signal amplifying unit, the photosensitive monitoring means of c-, d-photoelectric control playback unit, K-switch.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, this kind electric system is with voice suggestion safety nameplate, comprise that the front is printed on the housing 1 and the lanyard of signal language, wherein outside signal language Printing Zone, the front of housing 1, also have warning indicator hole 2, infrared signal transmitting aperture 3, infrared signal receiver hole 4, photosensor signal receiver hole 5, loud-speaker opening 6 and a switch K.Internal fixation at housing 1 has a voice control circuit, described voice control circuit is mainly by infrared observation unit a, infrared signal amplifying unit b, photosensitive monitoring means c, photoelectric control playback unit d forms, the enabling signal output terminal of described infrared observation unit a links to each other with the infrared signal receiving end of infrared signal amplifying unit b, the amplifying signal output terminal of infrared signal amplifying unit b and the signal output part of photosensitive monitoring means c are connected in respectively on the double switch contact of switch K side by side, and the other end contact of switch K is connected to the switching signal input end of photoelectric control playback unit d.
Shown in Figure 2 is the electrical schematic diagram of a specific embodiment of the present utility model, as shown in FIG., infrared observation unit a is mainly by NE555 type integrated circuit block IC1, resistance R 1, resistance R 2, potentiometer R3, resistance R 4, resistance R 5, capacitor C 1, capacitor C 2 and infrared emission tube D1, infrared receiver tube D2 constitutes, wherein infrared emission tube D1 and the position of infrared receiver tube D2 in housing 1 correspond respectively to infrared signal transmitting aperture 3 and infrared signal receiver hole 4, between No. 3 pins of resistance R 4 and positive pole that is connected to direct supply after infrared emission tube D1 connects and integrated circuit block IC1, between No. 1 pin of resistance R 5 and positive pole that is connected to direct supply after capacitor C 2 is connected and integrated circuit block IC1, what the end of infrared receiver tube D2 was connected in resistance R 5 and capacitor C 2 is connected the contact place, and the other end is as the enabling signal output terminal of infrared observation unit a.
Infrared signal amplifying unit b is mainly by UPC1373N type integrated circuit block IC2, resistance R 6, resistance R 7, resistance R 8, resistance R 9, capacitor C 3, capacitor C 4, capacitor C 5, capacitor C 6, capacitor C 7 and inductance L 1 constitute, wherein the pin 7 of integrated circuit block IC2 is as the infrared signal receiving end of infrared signal amplifying unit b, be connected to after capacitor C 4 and inductance L 1 are in parallel between the pin 3 of the positive pole of direct supply and integrated circuit block IC2, resistance R 8 be connected between the positive pole and negative pole of direct supply after capacitor C 7 is connected, No. 1 pin of integrated circuit block IC2 is connected to the contact place of connecting of resistance R 8 and capacitor C 7, through the amplifying signal output terminals of resistance R 9 backs as infrared signal amplifying unit b.
Photosensitive monitoring means c mainly is made of photoresistance R10, capacitor C 8 and resistance R 13, wherein the position of photoresistance R10 in housing 1 is corresponding to photosensor signal receiver hole 5, photoresistance R10 be connected between the positive and negative polarities of direct supply after resistance R 13 is connected, one end of capacitor C 8 is connected to the contact place of connecting of photoresistance R10 and resistance R 13, the other end is connected on the way switch contact of switch K, as the signal output part of photosensitive monitoring means c.
Photoelectric control playback unit d is mainly by 1420P type speech IC piece IC3, resistance R 11, resistance R 12, triode G1, triode G2, light emitting diode D3, photoelectrical coupler GD and loudspeaker constitute, wherein light emitting diode D3 and the loudspeaker position in housing 1 corresponds respectively to warning indicator hole 2 and loud-speaker opening 6, the collector of triode G1 is connected with the base stage of triode G2, the base stage of triode G1 is as the switching signal input end of photoelectric control playback unit d, between the negative pole of light emitting diode D3 and emitter that is connected to triode G2 after the diode among the photoelectrical coupler GD is connected and direct supply, the high level that the coupled signal output terminal of photoelectrical coupler GD is connected to speech IC piece IC3 triggers input end.
In the present embodiment, direct supply adopts 4.5 volts dc-battery, resistance R 1=20 kilohm, resistance R 2=20 kilohm, resistance R 3=10 kilohm, resistance R 4=100 ohm, resistance R 5=1 kilohm, resistance R 6=22 ohm, resistance R 7=150 kilohm, resistance R 8=51 kilohm, resistance R 9=100 ohm, resistance R 10=2 megohm, resistance R 11=2.2 megohm, resistance R 12=10 kilohm, resistance R 13=140 kilohm, capacitor C 1=470 pico farad, capacitor C 2=10 microfarad, capacitor C 3=10 microfarad, capacitor C 4=3200 farad, capacitor C 5=0.047 farad, capacitor C 6=10 microfarad, capacitor C 7=0.01 farad, capacitor C 8=4.7 microfarad, inductance L 1=5mH, photoelectrical coupler GD selects the 4N25 type for use, triode G1, G2 all adopts 9014 types.
During actual the use, as shown in Figure 2, integrated circuit block IC1 among the infrared observation unit a and resistance R 1, R2, potentiometer R3 and capacitor C 1 are formed a multivibrator, its oscillation frequency is f=1/1.1RC, if regulator potentiometer R3, making oscillation frequency is 38kHz, and at this moment the oscillating impulse of Xing Chenging can outwards be launched the infrared light of 38kHz by infrared transmitting tube D1; The effect of infrared receiving tube D2 is to receive the infrared light that returns, and converts thereof into voltage pulse signal, delivers to the input end of integrated circuit block IC2.When the people enters the switch cubicle zone that is hung with this kind voice suggestion safety nameplate, after shining human body, the infrared light of the 38kHz that is outwards launched through infrared signal transmitting aperture 3 by infrared transmitting tube D1 is reflected back toward, received by infrared receiving tube D2 through infrared signal receiver hole 4, just produced the voltage pulse signal that triggers infrared signal amplifying unit b thus.
Upc1373N type integrated circuit block IC2 is infrared preposition amplification circuit, it all can make accurate response for the infrared signal that various intensity differ, receive the infrared light that returns as infrared receiving tube D2, and convert thereof into voltage pulse signal, when delivering to the input end of integrated circuit block IC2, the frequency of the resonant tank that the signal frequency that need satisfied receive certain this moment and inductance L 1 and capacitor C 4 are constituted is identical, this condition can reach by adjusting parameter in advance, this moment, the output of integrated circuit block IC2 just became low level by high level, therefore making triode G1 be become by conducting ends, triode G2 conducting, and after photoelectric coupling circuit GD 1, No. 2 pins can trigger the speech IC piece IC3 among the photoelectric control playback unit d, making it obtain high level triggers, and then the voice signal that will be pre-stored in wherein by loudspeaker sends, for example the voice of " do not switch on, men working ".In this example, the resonance frequency in infrared receiving circuit LC loop should be consistent with the oscillation frequency of radiating circuit, and promptly resonance frequency is 38kHz.
After adjustment the resistance change can take place for fear of potentiometer because of concussion, the knob that can adjust potentiometer R3 resistance can be housed on housing 1, the operator on duty of electric substation is when the safeguarding of normal device, the frequency that should test the resonant tank that the oscillation frequency that whether can satisfy the multivibrator that resistance R 1, R2, potentiometer R3 and capacitor C 1 formed and inductance L 1 and capacitor C 4 constituted is identical.
As shown in Figure 2, also be connected to a photosensitive monitoring means c on another branch road of switch K, the resistance of photoresistance R10 wherein can change rapidly when the incident light intensity changes, and then the conducting of control triode G1 and ending.
The user can be according to actual needs selects to use the mode of infrared detection still to utilize the mode of photoresistance by rotary sampling switch K.
Claims (3)
1, a kind of electric system is with voice suggestion safety nameplate, comprise that the front is printed on housing of signal language (1) and lanyard, it is characterized in that: outside the signal language Printing Zone of housing (1), also have warning indicator hole (2), infrared signal transmitting aperture (3), infrared signal receiver hole (4), photosensor signal receiver hole (5), loud-speaker opening (6) and be fixed with a switch (K), internal fixation at housing (1) has a voice control circuit, described voice control circuit is mainly by infrared observation unit (a), infrared signal amplifying unit (b), photosensitive monitoring means (c), photoelectric control playback unit (d) is formed, the enabling signal output terminal of described infrared observation unit (a) links to each other with the infrared signal receiving end of infrared signal amplifying unit (b), the signal output part of the amplifying signal output terminal of infrared signal amplifying unit (b) and photosensitive monitoring means (c) is connected in respectively on the double switch contact of switch (K) side by side, and the other end contact of switch (K) is connected to the switching signal input end of photoelectric control playback unit (d).
2, electric system according to claim 1 is characterized in that with voice suggestion safety nameplate:
Infrared observation unit (a) is mainly by NE555 type integrated circuit block IC1, resistance R 1, resistance R 2, potentiometer R3, resistance R 4, resistance R 5, capacitor C 1, capacitor C 2 and infrared emission tube D1, infrared receiver tube D2 constitutes, wherein infrared emission tube D1 and the infrared receiver tube D2 position in housing (1) corresponds respectively to infrared signal transmitting aperture (3) and infrared signal receiver hole (4), between No. 3 pins of resistance R 4 and positive pole that is connected to direct supply after infrared emission tube D1 connects and integrated circuit block IC1, between No. 1 pin of resistance R 5 and positive pole that is connected to direct supply after capacitor C 2 is connected and integrated circuit block IC1, what the end of infrared receiver tube D2 was connected in resistance R 5 and capacitor C 2 is connected the contact place, and the other end is as the enabling signal output terminal of infrared observation unit (a);
Infrared signal amplifying unit (b) is mainly by UPC1373N type integrated circuit block IC2, resistance R 6, resistance R 7, resistance R 8, resistance R 9, capacitor C 3, capacitor C 4, capacitor C 5, capacitor C 6, capacitor C 7 and inductance L 1 constitute, wherein integrated circuit block IC2 No. 7 pins are as the infrared signal receiving end of infrared signal amplifying unit (b), be connected to after capacitor C 4 and inductance L 1 are in parallel between No. 3 pins of the positive pole of direct supply and integrated circuit block IC2, resistance R 8 be connected between the positive pole and negative pole of direct supply after capacitor C 7 is connected, No. 1 pin of integrated circuit block IC2 is connected to the contact place of connecting of resistance R 8 and capacitor C 7, through the amplifying signal output terminals of resistance R 9 backs as infrared signal amplifying unit (b);
Photosensitive monitoring means (c) mainly is made of photoresistance R10, capacitor C 8 and resistance R 13, wherein the position of photoresistance R10 in housing (1) is corresponding to photosensor signal receiver hole (5), photoresistance R10 be connected between the positive and negative polarities of direct supply after resistance R 13 is connected, one end of capacitor C 8 is connected to the contact place of connecting of photoresistance R10 and resistance R 13, the other end is connected on the way switch contact of switch (K), as the signal output part of photosensitive monitoring means (c);
Photoelectric control playback unit (d) is mainly by 1420P type speech IC piece IC3, resistance R 11, resistance R 12, triode G1, triode G2, light emitting diode D3, photoelectrical coupler GD and loudspeaker constitute, wherein light emitting diode D3 and the loudspeaker position in housing (1) corresponds respectively to warning indicator hole (2) and loud-speaker opening (6), the collector of triode G1 is connected with the base stage of triode G2, the base stage of triode G1 is as the switching signal input end of photoelectric control playback unit (d), between the negative pole of light emitting diode D3 and emitter that is connected to triode G2 after the diode among the photoelectrical coupler GD is connected and direct supply, the high level that the coupled signal output terminal of photoelectrical coupler GD is connected to speech IC piece IC3 triggers input end.
3, electric system according to claim 1 and 2 is characterized in that: the knob that can adjust potentiometer R3 resistance also is housed on housing (1) with voice suggestion safety nameplate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084470 CN2731602Y (en) | 2004-07-30 | 2004-07-30 | Speech indicating security tag for power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084470 CN2731602Y (en) | 2004-07-30 | 2004-07-30 | Speech indicating security tag for power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2731602Y true CN2731602Y (en) | 2005-10-05 |
Family
ID=35051927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420084470 Expired - Fee Related CN2731602Y (en) | 2004-07-30 | 2004-07-30 | Speech indicating security tag for power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2731602Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680332A (en) * | 2017-09-29 | 2018-02-09 | 中冶华天南京电气工程技术有限公司 | One kind prevents high-tension switch cabinet maloperation alarming device |
| CN114089670A (en) * | 2021-11-22 | 2022-02-25 | 广东电网有限责任公司 | Voice prompt health ring |
-
2004
- 2004-07-30 CN CN 200420084470 patent/CN2731602Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680332A (en) * | 2017-09-29 | 2018-02-09 | 中冶华天南京电气工程技术有限公司 | One kind prevents high-tension switch cabinet maloperation alarming device |
| CN114089670A (en) * | 2021-11-22 | 2022-02-25 | 广东电网有限责任公司 | Voice prompt health ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |