CN103065432A - High-voltage test alarm - Google Patents
High-voltage test alarm Download PDFInfo
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- CN103065432A CN103065432A CN2012105585417A CN201210558541A CN103065432A CN 103065432 A CN103065432 A CN 103065432A CN 2012105585417 A CN2012105585417 A CN 2012105585417A CN 201210558541 A CN201210558541 A CN 201210558541A CN 103065432 A CN103065432 A CN 103065432A
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Abstract
A high-voltage test alarm comprises an alarm starting return circuit and an alarm module. The alarm starting return circuit comprises a relay, a remote control module, a starting return circuit direct current power source and a relay normally open contact. A relay is connected between a control box of an alternating current withstand voltage instrument set device and a switch in parallel, wherein the switch is used for controlling a power source of the control box of an alternating current withstand voltage instrument. The starting return circuit direct current power source, and the relay normally open contact and the remoter control module are connected in series to form an electric return circuit. The alarm module is installed on a transformer voltage-sharing ball of the alternating current withstand voltage instrument set device by means of insulation process. The alarm module comprises a signal receiving module, an alarm direct current power source, a light alarm module and an audible alarm, wherein the light alarm module and the sound alarm module are connected with each other in parallel to form a parallel branch, and then the parallel branch is connected with the alarm direct current power source in series through the signal receiving module. The high-voltage test alarm is applicable to the field of electric power project (electric test) and capable of effectively avoiding occurrence of person electric shock accidents in the process of the high-voltage tests.
Description
Technical field
The application belongs to technical field of power systems, relates to a kind of novel high-potting alarm, is applicable to power engineering (electrical test) field, can effectively prevent the generation of accident of human electric shock in the high-potting process.
Background technology
By " safety " regulation, fence special must be set during high-potting work and outwards hang " halt, Keep Clear-High Voltage " nameplate, need there be the special messenger to guard in the process of the test.And in the work of reality, exist some not have to carry out the behavior of " safety " regulation, do not obtain work responsible official's license such as the step in the operation; Do not have the special messenger to guard in the pressure process, exhale and sing incorrect and random interruption; After the test product test, do not have timely open test power switch, test product is not discharged and short circuit grounding; Work responsible official (guardian) does not arrange safety notice in the test to all testing crews in detail before going into operation, in the work, remove without authorization again or abandon guarding responsibility, makes experiment work lose commander and monitoring.More than all abnormal activities, all may cause in the process of the test person to get an electric shock, cause human casualty accident.
Analyzing the reason of electric shock accidents in all high-pottings, all is that the touching pressurized equipment causes the generation of electric shock accidents because the staff does not carry out " safety " regulation, and off one's guard, the equipment of thinking by mistake is not charged.
For avoiding the generation of the type human casualty accident, some technical products have also appearred, such as audible and visible alarm fence: 1, the core technology of audible and visible alarm fence is the safety alarm on the fence, the infrared electric wave that this alarm produces according to human motion, the reception by pyroelectric sensor, amplification, promotion final stage power amplifier send warning, also have simultaneously the function of flash of light.For being strayed into the electric power explosive area when working, the electric power personnel play important safety effect.2, shortcoming and defect: two operational motions of the power supply of opening and closing are arranged in the audible and visible alarm fence use procedure, simultaneously need adjust the warning scanning area before use, this increases by two operations for undoubtedly the high-potting process of original complicated operation, if it is improper that scanning area is adjusted, also may cause transmitting messages alert signal by mistake.
Summary of the invention
For solving the above problem that exists in the prior art, the application discloses a kind of high-potting alarm.
The application is specifically by the following technical solutions:
A kind of high-potting alarm comprises that alarm starts loop and alarm module; It is characterized in that:
Described alarm starts the loop and comprises relay, remote control module, startup loop direct supply and relay normally open contact;
Described relay is connected in the control box in the ac voltage withstanding instrument complete equipment in parallel and is used between the switch of control ac voltage withstanding instrument control box power supply, and described startup loop direct supply, relay normally open contact and remote control module are serially connected in an electric loop;
Be installed on the transformer voltage equalizing ball in the ac voltage withstanding instrument complete equipment described alarm insulation module, comprise signal receiving module, alarm direct supply, light alarm module and sound alarm module, wherein the light alarm module be connected in series by described signal receiving module and alarm direct supply after the sound alarm module is connected in parallel into a parallel branch.
The present invention further comprises following optimal technical scheme:
When the switch between the switch that is used for control ac voltage withstanding instrument control box power supply closes a floodgate, described relay coil energising, described relay normally open contact is closed, and described remote control module is connected direct supply and is sent out remote signal.
Described smooth alarm module is connected into a parallel branch is connected signal receiving module with the alarm direct supply normally opened contact connection with the sound alarm module, one end of the normally opened contact of signal receiving module connects the alarm dc power anode, the other end connects the power connection positive pole of light alarm module and sound alarm module, and light alarm module and sound alarm module power connection negative pole connect the negative pole of alarm direct supply.
Signal receiving module in the described alarm module receives the remote signal that remote control module is sent out in the described alarm startup loop, and it is closed then to control alarm module repeat circuit normally opened contact.
Described startup loop direct supply is DC6V.
Described alarm direct supply is DC12V.
The application has following beneficial effect:
This alarm only needs to do once change at ac voltage withstanding instrument complete equipment, can forever use, and need not to do any operation in the use procedure, compares with audible and visible alarm fence, has improved work efficiency;
The flash of light of redness during this alarm equipment alarm and intermittent " halt, Keep Clear-High Voltage " prompt tone can more direct prompting field personnel danger sustained periods of time and dangerous points, effectively prevent accident of human electric shock's generation.
Description of drawings
Fig. 1 is the theory diagram of the application's high-potting alarm;
Fig. 2 is the structural representation of alarm module.
Wherein, A: alarm starts loop (a: relay, b:6V direct supply, c: remote control module, K2: relay a normally opened contact), B: alarm (d: signal receiving module, e: light alarm module, f: audible alarm module, the g:12V direct supply), C: ac voltage withstanding instrument control box, D: pressure regulator, E: transformer, K1: ac voltage withstanding instrument control box power switch.
Embodiment
Be described in further detail below in conjunction with the technical scheme of accompanying drawing to the application.
Existing high-potting ac voltage withstanding instrument complete equipment are comprised of several parts such as control box, pressure regulator, transformers, control cut-offfing of power supply by control box in the process of the test, and by the size of pressure regulator control voltage, transformer is realized low pressure boosting to high pressure.
The disclosed a kind of high-potting alarm of the application as shown in Figure 1, the high-potting alarm starts loop A by alarm and alarm B two parts form, and described alarm starts the loop and comprises relay a, 6V direct supply b, remote control module c and relay normally open contact k2.Described relay a is connected in the control box in the ac voltage withstanding instrument complete equipment in parallel and is used between the switch of control ac voltage withstanding instrument control box power supply, and described startup loop direct supply, relay normally open contact k2 and remote control module c are serially connected in an electric loop.
As shown in Figure 2, on the transformer voltage equalizing ball of described alarm module B insulating mounting in ac voltage withstanding instrument complete equipment, comprise signal receiving module d, alarm direct supply g, light alarm module e and sound alarm module f, wherein light alarm module e be connected in series by described signal receiving module d and alarm direct supply g after sound alarm module f is connected in parallel into a parallel branch.The alarm module is installed on above the voltage equalizing ball of transformer, because of on the voltage equalizing ball in the process of the test with high pressure, for avoiding the alarm electronic module to contact with the direct of high pressure, alarm and voltage equalizing ball must have certain insulation, this insulation is because of the voltage drop of alarm and voltage equalizing ball not high (alarm and voltage equalizing ball are almost isopotential point), so this insulation is easy to realize technically.
When the switch k1 between the switch that is used for control ac voltage withstanding instrument control box power supply closes a floodgate, described relay coil energising, described relay normally open contact k2 is closed, and described remote control module c connects direct supply b and sends out remote signal.Described smooth alarm module e is connected into a parallel branch is connected signal receiving module with the alarm direct supply normally opened contact (not shown) connection with sound alarm module f, it is anodal that one end of the normally opened contact of signal receiving module connects alarm direct supply g, the other end connects the power connection positive pole of light alarm module e and sound alarm module f, and light alarm module e and sound alarm module f power connection negative pole connect the negative pole of alarm direct supply g.Signal receiving module d among the described alarm module B receives the remote control module remote signal that c sends out in the described alarm startup loop, and it is closed then to control alarm module repeat circuit normally opened contact.Described startup loop direct supply is DC6V.Described alarm direct supply is DC12V.
Ac voltage withstanding instrument control box power switch K1 closes a floodgate, relay a is charged, relay normally open contact K2 is closed, remote control module c connects 6V direct supply b and sends out remote signal, after remote controller signal receiver module d receives signal, the relay normally open contact of closure signal receiver module d, light alarm module e and sound alarm module f are connected 12V direct supply g, light alarm module e and the same alarm of sound alarm module f.
This alarm is to close a floodgate at ac voltage withstanding instrument control box power switch K1, and transformer also starts in the not charged situation, can more direct promptings field personnel danger sustained periods of time and dangerous point, effectively prevent the generation of electric shock accidents.
High-potting alarm among the application namely starts after low voltage control case electric power loop is charged, although this moment, high voltage side of transformer did not have voltage, alarm has begun to report to the police, and alarm continues to report to the police in test pressurization and withstand voltage process, be down to after zero at high voltage side of transformer voltage, alarm is yet being reported to the police, and behind the low-pressure side control box power cut-off, alarm is stop alarm, that is to say as long as the low voltage control case is charged, alarm equipment alarm, the outage of low-pressure side control box, alarm stop alarm.Select such alarm set point and type of alarm, can be more direct the dangerous sustained periods of time of prompting field personnel and dangerous point, effectively prevent the generation of electric shock accidents.Need in the field conduct process partly to install a relay, telepilot startup module, 6V direct supply additional at the control box electric power loop, at the transformer voltage equalizing ball alarm module that is comprised of remote control reception module, audible-visual annunciator, 12V direct supply is installed, alarm module and voltage equalizing ball contact portion need be carried out insulation processing.The course of work is as follows: ac voltage withstanding instrument control box power switch K1 closes a floodgate, relay a is charged, relay normally open contact K2 is closed, remote control module c connects 6V direct supply b and sends out remote signal, after remote controller signal receiver module d receives signal, the relay normally open contact of closure signal receiver module d, light alarm module e and sound alarm module f are connected 12V direct supply g, light alarm module e and the same alarm of sound alarm module f.
The embodiment that more than provides is in order to illustrate the present invention and its practical application, be not that the present invention is done any pro forma restriction, any one professional and technical personnel is in the scope that does not depart from technical solution of the present invention, and the above technology of foundation and method do certain modification and the equivalent embodiment that is considered as equivalent variations is worked as in change.
Claims (6)
1. a high-potting alarm comprises that alarm starts loop and alarm module; It is characterized in that:
Described alarm starts the loop and comprises relay, remote control module, startup loop direct supply and relay normally open contact;
Described relay is connected in the control box in the ac voltage withstanding instrument complete equipment in parallel and is used between the switch of control ac voltage withstanding instrument control box power supply, and described startup loop direct supply, relay normally open contact and remote control module are serially connected in an electric loop;
Described alarm module is installed on the transformer voltage equalizing ball in the ac voltage withstanding instrument complete equipment by insulation processing, comprise signal receiving module, alarm direct supply, light alarm module and sound alarm module, wherein the light alarm module be connected in series by described signal receiving module and alarm direct supply after the sound alarm module is connected in parallel into a parallel branch.
2. high-potting alarm according to claim 1, it is characterized in that: when the switch between the switch that is used for control ac voltage withstanding instrument control box power supply closes a floodgate, described relay coil energising, described relay normally open contact is closed, and described remote control module is connected direct supply and is sent out remote signal.
3. high-potting alarm according to claim 1 and 2, it is characterized in that: described smooth alarm module is connected into a parallel branch is connected signal receiving module with the alarm direct supply normally opened contact connection with the sound alarm module, one end of the normally opened contact of signal receiving module connects the alarm dc power anode, the other end connects the power connection positive pole of light alarm module and sound alarm module, and light alarm module and sound alarm module power connection negative pole connect the negative pole of alarm direct supply.
4. high-potting alarm according to claim 3, it is characterized in that: the signal receiving module in the described alarm module receives the remote signal that remote control module is sent out in the described alarm startup loop, and it is closed then to control alarm module repeat circuit normally opened contact.
5. high-potting alarm according to claim 1, it is characterized in that: described startup loop direct supply is DC6V.
6. high-potting alarm according to claim 1, it is characterized in that: described alarm direct supply is DC12V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210558541.7A CN103065432B (en) | 2012-12-20 | 2012-12-20 | High-voltage test alarm |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210558541.7A CN103065432B (en) | 2012-12-20 | 2012-12-20 | High-voltage test alarm |
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| CN103065432A true CN103065432A (en) | 2013-04-24 |
| CN103065432B CN103065432B (en) | 2014-12-10 |
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| CN201210558541.7A Active CN103065432B (en) | 2012-12-20 | 2012-12-20 | High-voltage test alarm |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103669997A (en) * | 2013-12-12 | 2014-03-26 | 国家电网公司 | Intelligent portable safety fence |
| CN104049160A (en) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | Voice prompt device used during electrical test |
| CN104050763A (en) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | Electrical test warning device with voice warning function and flickering function |
| CN107727975A (en) * | 2017-11-10 | 2018-02-23 | 国网四川雅安电力（集团）股份有限公司 | A kind of power industry high-potting system |
| CN111983322A (en) * | 2020-08-24 | 2020-11-24 | 天津铁路信号有限责任公司 | Subway power screen output circuit insulation resistance monitoring circuit with switching function |
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| CN2042614U (en) * | 1988-12-26 | 1989-08-09 | 阳枝仁 | Universal electronic theft-proof alarm |
| CN201234063Y (en) * | 2008-02-28 | 2009-05-06 | 中国石油化工股份有限公司 | Intelligent anti-damage power switch box |
| US20110029145A1 (en) * | 2007-08-22 | 2011-02-03 | Youyun Dong | Intelligent electrical energy management system device |
| CN201867498U (en) * | 2010-12-02 | 2011-06-15 | 宁夏电力公司超高压分公司 | Intelligent fence special for high-voltage test |
| CN202467322U (en) * | 2012-03-02 | 2012-10-03 | 石家庄供电公司 | Automatic alarm safety rail |
| CN202976403U (en) * | 2012-12-20 | 2013-06-05 | 中国南方电网有限责任公司调峰调频发电公司天生桥水力发电总厂 | High-voltage test alarm |
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2012
- 2012-12-20 CN CN201210558541.7A patent/CN103065432B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2042614U (en) * | 1988-12-26 | 1989-08-09 | 阳枝仁 | Universal electronic theft-proof alarm |
| US20110029145A1 (en) * | 2007-08-22 | 2011-02-03 | Youyun Dong | Intelligent electrical energy management system device |
| CN201234063Y (en) * | 2008-02-28 | 2009-05-06 | 中国石油化工股份有限公司 | Intelligent anti-damage power switch box |
| CN201867498U (en) * | 2010-12-02 | 2011-06-15 | 宁夏电力公司超高压分公司 | Intelligent fence special for high-voltage test |
| CN202467322U (en) * | 2012-03-02 | 2012-10-03 | 石家庄供电公司 | Automatic alarm safety rail |
| CN202976403U (en) * | 2012-12-20 | 2013-06-05 | 中国南方电网有限责任公司调峰调频发电公司天生桥水力发电总厂 | High-voltage test alarm |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103669997A (en) * | 2013-12-12 | 2014-03-26 | 国家电网公司 | Intelligent portable safety fence |
| CN104049160A (en) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | Voice prompt device used during electrical test |
| CN104050763A (en) * | 2014-05-20 | 2014-09-17 | 国家电网公司 | Electrical test warning device with voice warning function and flickering function |
| CN107727975A (en) * | 2017-11-10 | 2018-02-23 | 国网四川雅安电力（集团）股份有限公司 | A kind of power industry high-potting system |
| CN111983322A (en) * | 2020-08-24 | 2020-11-24 | 天津铁路信号有限责任公司 | Subway power screen output circuit insulation resistance monitoring circuit with switching function |
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| Publication number | Publication date |
|---|---|
| CN103065432B (en) | 2014-12-10 |
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Address after: 562400 No.1 Beijing Road, Xingyi City, Qianxinan Buyi and Miao Autonomous Prefecture, Guizhou Province Patentee after: TIANSHENGQIAO HYDROPOWER GENERATION Co.,Ltd. Address before: 562400 Tianshengqiao Hydropower Plant, No. 1, Beijing Road, Xingyi City, Guizhou Province Patentee before: TIANSHENGQIAO POWER GENERATION GENERAL FACTORY OF PEAK LOAD AND FREQUENCY REGULATION COMPANY, CHINA SOUTHERN POWER GRID CO.,LTD. |