CN203376844U - Security warning device for substation maintenance operation - Google Patents
Security warning device for substation maintenance operation Download PDFInfo
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- CN203376844U CN203376844U CN201320534098.XU CN201320534098U CN203376844U CN 203376844 U CN203376844 U CN 203376844U CN 201320534098 U CN201320534098 U CN 201320534098U CN 203376844 U CN203376844 U CN 203376844U
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- distance
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Abstract
The utility model discloses a security warning device for substation maintenance operation. The security warning device comprises a detection device arranged on an electrified device and a warning device arranged on the working site, wherein the detection device comprises a distance measurement probe and a wireless signal transmitter capable of obtaining the distance value measured by the distance measurement probe and sending out the distance value to the warning device; the warning device comprises a wireless signal receiver, an analog-to-digital converter, a signal processor and a warner, the warner comprises a display and an audible and visual alarm; the wireless signal receiver is connected with the analog-to-digital converter and used for transmitting the distance value which is obtained from the probe to the analog-to-digital converter; the signal processor receives the distance value and sends the distance value to the display; if the distance value is smaller than the preset value, and the signal processor generates an alarm signal and transmits the alarm signal to the audible and visual alarm. The security warning device for substation maintenance operation can timely remind the worker of pay attention to the distance between the worker and the live electrical equipment, reduce the rate of safety accident, and be simple and convenient to use.
Description
Technical field
The utility model relates to a kind of station job safety suggestion device.
Background technology
During the station operation, the operating personnel need to work on power failure equipments, and personnel while working operating range and charging equipment approach, easily cause the operating personnel to cause not electric shock and other safety accidents because of safe distance.In prior art, except for the artificial method of controlling of reminding, do not have other measure to remind the staff, so staff's personal safety problem is difficult to be protected.
The utility model content
The utility model is the weak point existed in above-mentioned prior art for avoiding, and a kind of station job safety suggestion device is provided, to remind the staff and charging equipment is kept at a distance, the incidence of decrease safent accident.
The utility model be the technical solution problem by the following technical solutions.
Station job safety suggestion device, its design feature is to comprise the pick-up unit be arranged on charging equipment and the alarming device that is arranged at working site; Described pick-up unit comprises for the range finding probe of the distance between surveying work personnel and charging equipment with for obtaining the distance value recorded the wireless signal transmitter that distance value is sent to alarming device of popping one's head in of finding range;
Described alarming device comprises wireless signal receiver, analog to digital converter, signal processor and attention device, and described attention device comprises display and audible-visual annunciator; Described wireless signal receiver is connected with described analog to digital converter, and the distance value that the probe of finding range obtains is transferred to analog to digital converter, issues signal processor after by analog to digital converter, distance value being converted to digital signal; Described signal processor receives the distance value that analog to digital converter sends, and distance value is sent to display and shows; If distance value is less than preset value, signal processor can produce alerting signal and alerting signal is transferred to audible-visual annunciator, by audible-visual annunciator, carries out sound and light alarm.
The design feature of station job safety suggestion device of the present utility model also is:
Described signal processor is single chip computer AT 89C51.
Within described pick-up unit is arranged at shell, on the outside surface of described shell, be fixed with permanent magnet, by described permanent magnet, pick-up unit be fixed on charging equipment.
Described display is LCDs LM016L; Described LCDs LM016L is connected with described single chip computer AT 89C51; Also be connected with analog to digital converter U2 and crystal oscillating circuit on described single-chip microcomputer U1; Described crystal oscillating circuit comprises quartz-crystal resonator X, and the two ends of described quartz-crystal resonator X are respectively by capacitor C 1 and capacitor C 2 ground connection.
Compared with the prior art, the utility model beneficial effect is embodied in:
Station job safety suggestion device of the present utility model, the pick-up unit consisted of described DJ749 type radar probe and wireless signal transmitter is fixedly installed on the charging equipment housing, the alarming device consisted of described wireless signal receiver, analog to digital converter, single-chip microcomputer and attention device is placed in operation field by the operating personnel, or is carried by the staff.One horseshoe magnet is set on the shell of described pick-up unit, for utilizing horseshoe magnet to be fixedly installed on the charging equipment metal shell described pick-up unit.When the charged position of operation personnel distance probe positions is less than the setting home, the alarming device that is positioned at operation field sends phonetic warning.When station job safety suggestion device of the present utility model is specially adapted to upkeep operation, between prompting operating personnel and charging equipment safe distance device, by reminding the operating personnel to note the distance with charging equipment, so that the operating personnel can be constantly with charging equipment, is kept enough safe distance, normative operation, reduce the generation of industrial accident.
1) the utility model can remind the operating personnel to note the distance with charging equipment, so that the operating personnel can be constantly with charging equipment, kept enough safe distance, normative operation, reduce the generation of industrial accident.
2) the utility model adopts the radar probe, utilizes ultrasonic ranging, and ultrasound wave directive property is strong, and energy consumption is slow, and measuring distance error in the scope of 10m is not more than 5mm, and its maximum probe angle can reach 140 °.
3) the utility model adopts the PS-938 radio transmitting device, makes sniffer and alarming device split settings, the convenient use, easy to implement.
4) the utility model sniffer is set to the fixed form of magnet, convenient on-the-spot the use.
Station job safety suggestion device of the present utility model, have can remind in time the staff to note and charging equipment between incidence, the advantage such as easy to use of distance, decrease safent accident.
The accompanying drawing explanation
The structural drawing that Fig. 1 is station job safety suggestion device of the present utility model.
The single-chip microcomputer that Fig. 2 is station job safety suggestion device of the present utility model and the circuit diagram of display.
Label in accompanying drawing 1: 1 shell, 2 permanent magnets.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment
Referring to accompanying drawing 1, station job safety suggestion device, comprise the pick-up unit be arranged on charging equipment and the alarming device that is arranged at working site; Described pick-up unit comprises for the range finding probe of the distance between surveying work personnel and charging equipment with for obtaining the distance value recorded the wireless signal transmitter that distance value is sent to alarming device of popping one's head in of finding range;
Described alarming device comprises wireless signal receiver, analog to digital converter, signal processor and attention device, and described attention device comprises display and audible-visual annunciator; Described wireless signal receiver is connected with described analog to digital converter, and the distance value that the probe of finding range obtains is transferred to analog to digital converter, issues signal processor after by analog to digital converter, distance value being converted to digital signal; Described signal processor receives the distance value that analog to digital converter sends, and distance value is sent to display and shows; If distance value is less than preset value, signal processor can produce alerting signal and alerting signal is transferred to audible-visual annunciator, by audible-visual annunciator, carries out sound and light alarm.
Described signal processor is single chip computer AT 89C51.The preferred ADC0809 of analog to digital converter.
Within described pick-up unit is arranged at shell 1, be fixed with permanent magnet 2 on the outside surface of described shell 1, by described permanent magnet 2, pick-up unit be fixed on charging equipment.
As shown in Figure 2, described display is LCDs LM016L; Described LCDs LM016L is connected with described single chip computer AT 89C51; Also be connected with analog to digital converter U2 and crystal oscillating circuit on described single-chip microcomputer U1; Described crystal oscillating circuit comprises quartz-crystal resonator X, and the two ends of described quartz-crystal resonator X are respectively by capacitor C 1 and capacitor C 2 ground connection.
The range finding probe adopts DJ749 type radar probe, for exporting distance measuring signal.The range measurement principle of ultrasonic distance-measuring sensor is to measure ultrasound wave to come and go the required time of target, then, by ultrasonic propagation velocity 340m/s, calculates distance B=340t/2.Ultrasound wave directive property is strong, and energy consumption is slow, and error is in the scope of 5mm in the scope of 10M for measuring distance, and its maximum probe angle can reach<140 °.
Adopt the PS-938 radio transmitting device, consist of wireless signal transmitter and wireless signal receiver, the distance measuring signal obtained by described radar probe carries out wireless transmission by wireless signal transmitter.The wireless signal of wireless signal transmitter emission is after wireless signal receiver receives, the A/D converter that is ADC0809 by model is digital signal by analog signal conversion, under the processing of AT89C51 single-chip microcomputer, with the safe distance value arranged, contrasted, warned with voice and liquid crystal display when operation personnel and equipment distance is less than setting value, also can be reported at any time distance values by loudspeaker.
Alarming device is provided with the liquid crystal indicator of voice suggestion.The distance measuring signal that described wireless signal receiver receives is warned with voice and liquid crystal display in alarming device.Audible-visual annunciator can be reported distance value at any time, and sends sharp-pointed chimes of doom when distance value is less than preset value, to remind the staff too near apart from charging equipment, note keeping at a distance to guarantee personal safety.
The pick-up unit consisted of described DJ749 type radar probe and wireless signal transmitter is fixedly installed on the charging equipment housing, and the alarming device consisted of described wireless signal receiver, analog to digital converter, single-chip microcomputer and attention device is placed in operation field by the operating personnel.One horseshoe magnet is set on the shell of described pick-up unit, for utilizing horseshoe magnet to be fixedly installed on the charging equipment metal shell described sniffer.When the charged position of operation personnel distance probe positions is less than the setting home, the alarming device that is positioned at operation field sends phonetic warning.Power supply is used dry cell batteries, light easy replacing.
Claims (4)
1. station job safety suggestion device, is characterized in that, comprises the pick-up unit be arranged on charging equipment and the alarming device that is arranged at working site; Described pick-up unit comprises for the range finding probe of the distance between surveying work personnel and charging equipment with for obtaining the distance value recorded the wireless signal transmitter that distance value is sent to alarming device of popping one's head in of finding range;
Described alarming device comprises wireless signal receiver, analog to digital converter, signal processor and attention device, and described attention device comprises display and audible-visual annunciator; Described wireless signal receiver is connected with described analog to digital converter, and the distance value that the probe of finding range obtains is transferred to analog to digital converter, issues signal processor after by analog to digital converter, distance value being converted to digital signal; Described signal processor receives the distance value that analog to digital converter sends, and distance value is sent to display and shows; If distance value is less than preset value, signal processor can produce alerting signal and alerting signal is transferred to audible-visual annunciator, by audible-visual annunciator, carries out sound and light alarm.
2. station job safety suggestion device according to claim 1, is characterized in that, described signal processor is single chip computer AT 89C51.
3. station job safety suggestion device according to claim 1, it is characterized in that, within described pick-up unit is arranged at shell (1), be fixed with permanent magnet (2) on the outside surface of described shell (1), by described permanent magnet (2), pick-up unit be fixed on charging equipment.
4. station job safety suggestion device according to claim 2, is characterized in that, described display is LCDs LM016L; Described LCDs LM016L is connected with described single chip computer AT 89C51; Also be connected with analog to digital converter U2 and crystal oscillating circuit on described single-chip microcomputer U1; Described crystal oscillating circuit comprises quartz-crystal resonator X, and the two ends of described quartz-crystal resonator X are respectively by capacitor C 1 and capacitor C 2 ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534098.XU CN203376844U (en) | 2013-08-29 | 2013-08-29 | Security warning device for substation maintenance operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534098.XU CN203376844U (en) | 2013-08-29 | 2013-08-29 | Security warning device for substation maintenance operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203376844U true CN203376844U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320534098.XU Expired - Fee Related CN203376844U (en) | 2013-08-29 | 2013-08-29 | Security warning device for substation maintenance operation |
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| Country | Link |
|---|---|
| CN (1) | CN203376844U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135067A (en) * | 2014-06-26 | 2014-11-05 | 国网河北省电力公司邯郸供电分公司 | Field prompt device for remote operation of transformer substation |
| CN105448038A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Taxi driver state alarm method |
| CN111722023A (en) * | 2020-06-23 | 2020-09-29 | 广东电网有限责任公司 | Power transmission line positioning device and positioning method |
| CN111781604A (en) * | 2020-05-20 | 2020-10-16 | 广东电网有限责任公司 | Automatic construction limiting alarm device on 10kV telegraph pole and control method thereof |
| CN113066258A (en) * | 2021-04-02 | 2021-07-02 | 国家电网有限公司 | Warning structure applied to overhaul site in transformer substation and use method thereof |
-
2013
- 2013-08-29 CN CN201320534098.XU patent/CN203376844U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135067A (en) * | 2014-06-26 | 2014-11-05 | 国网河北省电力公司邯郸供电分公司 | Field prompt device for remote operation of transformer substation |
| CN104135067B (en) * | 2014-06-26 | 2016-08-17 | 国家电网公司 | Transformer station remotely operates on-the-spot suggestion device |
| CN105448038A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Taxi driver state alarm method |
| CN105448038B (en) * | 2016-01-02 | 2017-12-01 | 重庆市木越机械制造有限公司 | A kind of cab driving personnel state alarm method |
| CN111781604A (en) * | 2020-05-20 | 2020-10-16 | 广东电网有限责任公司 | Automatic construction limiting alarm device on 10kV telegraph pole and control method thereof |
| CN111722023A (en) * | 2020-06-23 | 2020-09-29 | 广东电网有限责任公司 | Power transmission line positioning device and positioning method |
| CN113066258A (en) * | 2021-04-02 | 2021-07-02 | 国家电网有限公司 | Warning structure applied to overhaul site in transformer substation and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20210829 |
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| CF01 | Termination of patent right due to non-payment of annual fee |