CN103616606B - Jp cabinet leakage alarm - Google Patents

Jp cabinet leakage alarm Download PDF

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Publication number
CN103616606B
CN103616606B CN201310624409.6A CN201310624409A CN103616606B CN 103616606 B CN103616606 B CN 103616606B CN 201310624409 A CN201310624409 A CN 201310624409A CN 103616606 B CN103616606 B CN 103616606B
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China
Prior art keywords
resistance
hef4011bt
chip
pin
triode
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CN201310624409.6A
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Chinese (zh)
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CN103616606A (en
Inventor
夏铁军
朱英杰
赵保兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Xinhe Power Supply Co of State Grid Hebei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd
Xinhe Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Xingtai Power Supply Co of State Grid Hebei Electric Power Co Ltd, Xinhe Power Supply Co of State Grid Hebei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201310624409.6A priority Critical patent/CN103616606B/en
Publication of CN103616606A publication Critical patent/CN103616606A/en
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Abstract

The present invention discloses a kind of JP cabinet leakage alarm, comprise housing, it is characterized in that being provided with circuit card in described housing, described circuit card comprises chip HEF4011BT, resistance R1-R9, electric capacity C1-C2, diode D1, photodiode D2, triode VT1-VT2, hummer H, power supply E, detection line; Present configuration is simple, it may also be useful to convenient, takies space little, safe and reliable, and sound fluorescent tube warning function, effectively prevents the danger causing getting an electric shock because of electric leakage, decreases the loss of the leak electricity personal security brought and property safety.

Description

JP cabinet leakage alarm
Technical field
The present invention relates to JP cabinet leakage alarm.
Background technology
Distribution transformer integrated power distribution cabinet is called for short JP cabinet, and along with deepening continuously of upgrade of rural power grids, a large amount of JP cabinets is applied in rural power line and each power distribution station. JP cabinet designs for the requirement of adaptation countryside low-voltage electric distribution device stdn, miniaturization, outdoor formula, and it integrates distribution, metering, protection (overload, short circuit, electric leakage, anti-snow), capacitance reactive compensation.
Since man invented and since making electricity consumption, electricity not only brings a lot of convenience to the mankind, also can bring extinction to the mankind, and it may burn out electrical equipment, causes fire, or people is got an electric shock. When circuit electric leakage is serious, electric installation can be burnt, initiation fire, cause serious consequence. Therefore, when rural power line overhauls, because JP cabinet is all ferrous casings, often there is charged situation in JP cabinet, is easy to cause electric shock accident with regard to directly work if staff does not carry out detection.
Summary of the invention
It is simple that technical problem to be solved by this invention is to provide a kind of circuit structure, easy to use, take space little, safe and reliable, and sound fluorescent tube warning function, effectively prevent the danger causing because of electric leakage getting an electric shock, decrease the JP cabinet leakage alarm of the leak electricity personal security brought and property safety loss.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of JP cabinet leakage alarm, comprise housing, it is characterized in that being provided with circuit card in described housing, described circuit card comprises chip HEF4011BT, resistance R1-R9, electric capacity C1-C2, diode D1, photodiode D2, triode VT1-VT2, hummer H, power supply E, detection line; Resistance R9 one end is connected with testing wire, connects positive source after the connecting of the other end and diode D1; 13,14 pin of chip HEF4011BT are connected with 11 pin of chip HEF4011BT after connecting, 6,12 pin of chip HEF4011BT are connected with power cathode by resistance R5 after connecting, resistance R6 connects in parallel with electric capacity C2 with resistance R7 again, the node of connecting resistance R6 and electric capacity C2 after 9,10 pin of chip HEF4011BT are connected; The first via of chip HEF4011BT the 8th pin connects the negative pole of power supply, the node of the 2nd road connecting resistance R7 and electric capacity C2;2,3 pin of chip HEF4011BT are connected with 7 pin of chip HEF4011BT through resistance R1 and resistance R2 after being connected successively; The 1 pin first via of chip HEF4011BT is connected with one end of hummer H, and the 2nd tunnel connects the collector electrode of triode VT1 successively through photodiode D2, resistance R3, and the other end of hummer H is connected with the collector electrode of triode VT1; The base stage of triode VT1 is divided into two-way through resistance R4, and the first via connects with 4 pin of chip HEF4011BT, and the 2nd tunnel is connected with 2 pin of chip HEF4011BT through electric capacity C1, resistance R1 successively; The emtting electrode of triode VT1 connects with power cathode; The node of the one termination electric capacity C1 and resistance R1 of resistance R2,7 pin of another chip termination HEF4011BT; The node of the collector electrode connecting resistance R6 and resistance R7 of triode VT2, the base stage of triode VT2 connects with detection line through resistance R8, and the node of the emtting electrode connecting resistance R9 and diode D1 of triode VT2, the negative pole of photodiode D2 connects the emtting electrode of triode VT2.
Preferably, described circuit card also comprises experiment button, and described experiment button one end connects with detection line, the 8 pin nodes of another termination HEF4011BT.
The useful effect adopting technique scheme to produce is: circuit structure of the present invention is simple, easy to use, take space little, safe and reliable, and sound fluorescent tube warning function, effectively prevent the danger causing because of electric leakage getting an electric shock, decrease the loss of the leak electricity personal security brought and property safety.
Accompanying drawing explanation
Fig. 1 is schematic circuit diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
As described in Figure 1, the present invention is a kind of JP cabinet leakage alarm, comprise housing, it is characterized in that: be provided with circuit card in described housing, described circuit card comprises chip HEF4011BT, resistance R1-R9, electric capacity C1-C2, diode D1, photodiode D2, triode VT1-VT2, hummer H, power supply E, detection line; Resistance R9 one end is connected with testing wire, connects positive source after the connecting of the other end and diode D1; 13,14 pin of chip HEF4011BT are connected with 11 pin of chip HEF4011BT after connecting, 6,12 pin of chip HEF4011BT are connected with power cathode by resistance R5 after connecting, resistance R6 connects in parallel with electric capacity C2 with resistance R7 again, the node of connecting resistance R6 and electric capacity C2 after 9,10 pin of chip HEF4011BT are connected; The first via of chip HEF4011BT the 8th pin connects the negative pole of power supply, the node of the 2nd road connecting resistance R7 and electric capacity C2; 2,3 pin of chip HEF4011BT are connected with 7 pin of chip HEF4011BT through resistance R1 and resistance R2 after being connected successively; The 1 pin first via of chip HEF4011BT is connected with one end of hummer H, and the 2nd tunnel connects the collector electrode of triode VT1 successively through photodiode D2, resistance R3, and the other end of hummer H is connected with the collector electrode of triode VT1; The base stage of triode VT1 is divided into two-way through resistance R4, and the first via connects with 4 pin of chip HEF4011BT, and the 2nd tunnel is connected with 2 pin of chip HEF4011BT through electric capacity C1, resistance R1 successively; The emtting electrode of triode VT1 connects with power cathode; The node of the one termination electric capacity C1 and resistance R1 of resistance R2,7 pin of another chip termination HEF4011BT; The node of the collector electrode connecting resistance R6 and resistance R7 of triode VT2, the base stage of triode VT2 connects with detection line through resistance R8, and the node of the emtting electrode connecting resistance R9 and diode D1 of triode VT2, the negative pole of photodiode D2 connects the emtting electrode of triode VT2.Described circuit card also comprises experiment button, and described experiment button one end connects with detection line, the 8 pin nodes of another termination HEF4011BT.
Present invention employs advanced dual input Sheffer stroke gate circuit; digital integration chip HEF4011BT; super capacitance oxidization silver 4.8V battery; input positive terminal at a battery D1/1N4007 diode of connecting plays current limliting; voltage limit polarity effect; when battery setup error, electric current can not be added on circuit by D1, serves the electronic component on protection electronic circuit. Time as charged in JP cabinet, electrical leakage voltage makes stopple coupon work by detection line, R8 resistance to stopple coupon VT2 voltage signal, stopple coupon is being provided in voltage signal the signal amplification obtained on 9,10 pin of digital integration chip HEF4011BT by R6, after digit chip data processing, the logical digital 4 pin output voltage signals crossing chip promote power amplifier pipe VT1 to work, after power amplifier pipe amplifies, promote loud speaker and photodiode work, also it is exactly the electric leakage alarm sound sent and electric leakage instruction. This circuit, containing a set of experiment button of design, provides an analog voltage signal to detect JP cabinet leakage alarm whether circuit normal operation by electric capacity C2 to digit chip during experiment electricity. This line construction is simple, low Power supply, the micro power consumption when not reporting to the police, during warning be LED and hold formula loud speaker combined aural and visual alarm and with and power consumption little, electric leakage instruction can be found night on daytime.

Claims (2)

1. a JP cabinet leakage alarm, comprise housing, it is characterized in that: be provided with circuit card in described housing, described circuit card comprises chip HEF4011BT, resistance R1-R9, electric capacity C1-C2, diode D1, photodiode D2, triode VT1-VT2, hummer H, power supply E, detection line; Resistance R9 one end is connected with detection line, and the other end connects positive source after connecting with diode D1; 13,14 pin of chip HEF4011BT are connected with 11 pin of chip HEF4011BT after connecting, 6,12 pin of chip HEF4011BT are connected with power cathode by resistance R5 after connecting, resistance R6 connects in parallel with electric capacity C2 with resistance R7 again, the node of connecting resistance R6 and electric capacity C2 after 9,10 pin of chip HEF4011BT are connected; The 8 pin first via of chip HEF4011BT connect the negative pole of power supply, the node of the 2nd road connecting resistance R7 and electric capacity C2; 2,3 pin of chip HEF4011BT are connected with 7 pin of chip HEF4011BT through resistance R1 and resistance R2 after being connected successively; The 1 pin first via of chip HEF4011BT is connected with one end of hummer H, and the 2nd tunnel connects the collector electrode of triode VT1 successively through photodiode D2, resistance R3, and the other end of hummer H is connected with the collector electrode of triode VT1; The base stage of triode VT1 is divided into two-way through resistance R4, and the first via connects with 4 pin of chip HEF4011BT, and the 2nd tunnel is connected with 2 pin of chip HEF4011BT through electric capacity C1, resistance R1 successively; The emtting electrode of triode VT1 connects with power cathode; The node of the one termination electric capacity C1 and resistance R1 of resistance R2,7 pin of another chip termination HEF4011BT; The node of the collector electrode connecting resistance R6 and resistance R7 of triode VT2, the base stage of triode VT2 connects with detection line through resistance R8, and the node of the emtting electrode connecting resistance R9 and diode D1 of triode VT2, the negative pole of photodiode D2 connects the emtting electrode of triode VT2.
2. JP cabinet leakage alarm according to claim 1, it is characterised in that: described circuit card also comprises experiment button, and described experiment button one end connects with detection line, 8 pin of another termination HEF4011BT.
CN201310624409.6A 2013-11-29 2013-11-29 Jp cabinet leakage alarm Active CN103616606B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN103616606B true CN103616606B (en) 2016-06-08

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104617510A (en) * 2015-01-22 2015-05-13 四川省川东高压电器有限公司 Low-voltage drawing type switch cabinet with electricity leakage alarming function
CN105913615A (en) * 2016-04-11 2016-08-31 国网山东省电力公司阳信县供电公司 In-water electric leakage alarm device
CN112098892A (en) * 2020-09-18 2020-12-18 新兴铸管股份有限公司 Electricity leakage alarm circuit for electricity utilization equipment

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201460417U (en) * 2009-07-17 2010-05-12 汪卫星 Combined simple handle
CN102457042A (en) * 2010-10-26 2012-05-16 黄华道 Novel electricity leakage detection protection circuit
CN202711417U (en) * 2012-08-24 2013-01-30 张战士 Intelligent alarm control system used for power supply/utilization equipment
CN202748433U (en) * 2012-04-09 2013-02-20 林应生 Leakage alarming device
CN202840472U (en) * 2012-08-24 2013-03-27 珠海格力电器股份有限公司 Electric leakage protection device
CN203299321U (en) * 2013-06-25 2013-11-20 成都昊地科技有限责任公司 Simple electric leakage alarm device for power equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4873763B2 (en) * 2010-05-24 2012-02-08 有限会社 ライフテクノス Earth leakage detector with scoop lock

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201460417U (en) * 2009-07-17 2010-05-12 汪卫星 Combined simple handle
CN102457042A (en) * 2010-10-26 2012-05-16 黄华道 Novel electricity leakage detection protection circuit
CN202748433U (en) * 2012-04-09 2013-02-20 林应生 Leakage alarming device
CN202711417U (en) * 2012-08-24 2013-01-30 张战士 Intelligent alarm control system used for power supply/utilization equipment
CN202840472U (en) * 2012-08-24 2013-03-27 珠海格力电器股份有限公司 Electric leakage protection device
CN203299321U (en) * 2013-06-25 2013-11-20 成都昊地科技有限责任公司 Simple electric leakage alarm device for power equipment

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