CN101436496B - Multifunctional electric leakage circuit breaker - Google Patents
Multifunctional electric leakage circuit breaker Download PDFInfo
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- CN101436496B CN101436496B CN2007101872017A CN200710187201A CN101436496B CN 101436496 B CN101436496 B CN 101436496B CN 2007101872017 A CN2007101872017 A CN 2007101872017A CN 200710187201 A CN200710187201 A CN 200710187201A CN 101436496 B CN101436496 B CN 101436496B
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- 239000003990 capacitor Substances 0.000 claims abstract description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 21
- 229910052710 silicon Inorganic materials 0.000 claims description 21
- 239000010703 silicon Substances 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 206010001541 Akinesia Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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Abstract
The invention relates to an overvoltage residual current circuit breaker, in particular to a multifunctional residual current circuit breaker with the function of protecting AC and pulsating DC electric leakage as well as overvoltage. The multifunctional residual current circuit breaker comprises an air circuit breaker and a release which are assembled in a shell, wherein a mutual inductor (L), atrip coil (J) and an integrated circuit IC1 (M54123L) are also arranged in the shell; a capacitor C6 is serially connected between a foot 5 and a foot 6 of the integrated circuit IC1(M54123L); and the foot 5 is serially connected with a capacitor C5 and then is connected with a cathode. As the multifunctional residual current circuit breaker adopts a universal-type residual current circuit breaker chip M54123L and has no triode amplifying circuit, the circuit breaker has the advantages of simple circuit, few elements, low cost, high universality and steady reliable performance.
Description
Technical field
The present invention is a kind of overvoltage residual current circuit breaker, and is particularly a kind of to the multifunctional electric leakage circuit breaker that exchanges and pulsating direct current electric leakage and overvoltage play a protective role.
Background technology
Existing electronic type residual current circuit breaker major part is that ac leakage is played a protective role; belong to AC type residual current circuit breaker; it just can not play a protective role to the pulsating direct current electric leakage; and pulsating direct current is applied in us at one's side widely; in household electrical appliance such as lamp dimmer, television set and other electronic equipment; pulsating direct current after the electronic component rectification constitutes injury equally to the person, and this moment, common AC type residual current circuit breaker but can not be protected.In order to remedy the deficiency of AC type residual current circuit breaker; a kind of novel A type residual current circuit breaker has been arranged now; A type residual current circuit breaker is not only protected ac leakage; can also be to pulsating direct current earth leakage protective; but the akinesia when 50V of existing A type residual current circuit breaker part, the part complex circuit, element is many; the cost height, versatility is poor.
The utility model content
The objective of the invention is akinesia when overcoming existing A type residual current circuit breaker part 50V; the part complex circuit, element is many, cost is high; the defective of versatility difference, invent that a kind of circuit is simple, element is few, at the bottom of the cost, highly versatile, stable and reliable for performance not only can also be to the earth leakage protective multifunctional electric leakage circuit breaker of pulsating direct current to the ac leakage protection.
The objective of the invention is to realize as follows: described multifunctional electric leakage circuit breaker comprises air circuit and release, both assembly units is characterized in that in housing: also be provided with instrument transformer (L), tripping coil (J) and integrated circuit (IC) 1 in the described housing.
The secondary line of described instrument transformer (L) is connected the two ends of resistance R 2, a resistance R 3 and R4 respectively connect after the two ends of capacitor C 1 and the R2 parallel connection, be connected to 1 of integrated circuit (IC) 1 again with after C2 is in parallel, 2 pin, 1 of integrated circuit (IC) 1, be connected capacitor C 3 respectively between 2 pin and the power cathode, C4,3 pin of integrated circuit (IC) 1 connect negative pole, 4, connect negative pole behind the end series capacitance C5 behind the 5 pin short circuits, link to each other with 6 pin behind the other end series capacitance C6, connect negative pole behind the 6 pin series capacitance C7,7 pin link to each other with the triggering pin of controllable silicon SCR 100, one end of capacitor C 9 is connected to the triggering pin of controllable silicon SCR 100, and the other end is connected to negative pole, connects negative pole behind the 8 pin series capacitance C8; The two ends of power supply connect piezo-resistance TVR after VD1～4 diode full-wave rectifications, anodal through being connected to 8 pin of integrated circuit (IC) 1 after resistance R 5 step-downs, negative pole is connected to 3 pin of integrated circuit (IC) 1, two wires, one end of tripping coil (J) is connected to the interchange end of full-wave rectification VD1-4, the other end is connected to the positive pole of controllable silicon SCR 100, the negative pole of controllable silicon SCR 100 is connected with negative pole after the full-wave rectification, and this end also is connected with AC power.
Link to each other with the triggering pin of controllable silicon SCR 100 behind the 7 pin series diode VD5 of described IC1; Described capacitor C 9 and resistance R 6 backs in parallel one ends are connected to the triggering pin of controllable silicon SCR 100, and the other end is connected to negative pole; Be connected with resistance R 9 behind the positive pole series connection R8 of described full-wave rectification, with capacitor C 10 negative poles that are connected in parallel, between the trigger end of capacitor C 10 and controllable silicon SCR 100, be connected with trigger tube VD1 behind the other end string R10 of resistance R 9.
Described integrated circuit (IC) 1 adopts universal residual current circuit breaker chip M54123L.
Described capacitor C 5 is 103P, and capacitor C 6 is 153P.
Good effect of the present invention is as follows: because the present invention adopts universal residual current circuit breaker chip M54123L, do not have transistor amplifier, so circuit is simple, element is few, at the bottom of the cost, and highly versatile, stable and reliable for performance.
Description of drawings
Fig. 1 is a structure chart of the present invention
Fig. 2 is the first embodiment of the invention circuit diagram
Fig. 3 is the second embodiment of the invention circuit diagram
Among the figure: 1 air circuit, 2 releases, 3 housings
4 instrument transformers (L), 5 tripping coils (J)
Embodiment
As shown in Figure 1, described multifunctional electric leakage circuit breaker comprises air circuit 1 and release 2, and both assembly units is characterized in that in housing 3: also be provided with instrument transformer (L) 4, tripping coil (J) 5 and integrated circuit (IC) 1 in the described housing 3.
Shown in Figure 2 is the first embodiment circuit diagram, the characteristics of first embodiment are only to have the function that exchanges and the pulsating direct current electric leakage plays a protective role, among the figure, the secondary line of instrument transformer (L) 4 is connected the two ends of resistance R 2, a resistance R 3 and R4 respectively connect after the two ends of capacitor C 1 and the R2 parallel connection, be connected to 1 of integrated circuit (IC) 1 again with after C2 is in parallel, 2 pin, 1 of integrated circuit (IC) 1, be connected capacitor C 3 respectively between 2 pin and the power cathode, C4,3 pin of integrated circuit (IC) 1 connect negative pole, 4, connect negative pole behind the end series capacitance C5 behind the 5 pin short circuits, link to each other with 6 pin behind the other end series capacitance C6, connect negative pole behind the 6 pin series capacitance C7,7 pin link to each other with the triggering pin of controllable silicon SCR 100, and an end of capacitor C 9 is connected to the triggering pin of controllable silicon SCR 100, the other end is connected to negative pole, connects negative pole behind the 8 pin series capacitance C8; The two ends of power supply connect piezo-resistance TVR after VD1～4 diode full-wave rectifications, anodal through being connected to 8 pin of integrated circuit (IC) 1 after resistance R 5 step-downs, negative pole is connected to 3 pin of integrated circuit (IC) 1, two wires, one end of tripping coil (J) 5 is connected to the interchange end of full-wave rectification VD1-4, the other end is connected to the positive pole of controllable silicon SCR 100, the negative pole of controllable silicon SCR 100 is connected with negative pole after the full-wave rectification, and this end also is connected with AC power.
Shown in Figure 3 is the second embodiment circuit diagram, the characteristics of second embodiment are to have the function that interchange and pulsating direct current electric leakage and overvoltage play a protective role simultaneously, it is to increase some elements to form on the basis of first embodiment, specifically: link to each other with the triggering pin of controllable silicon SCR 100 behind the 7 pin series diode VD5 of described IC1; Described capacitor C 9 and resistance R 6 backs in parallel one ends are connected to the triggering pin of controllable silicon SCR 100, and the other end is connected to negative pole; Be connected with resistance R 9 behind the positive pole series connection R8 of described full-wave rectification, with capacitor C 10 negative poles that are connected in parallel, between the trigger end of capacitor C 10 and controllable silicon SCR 100, be connected with trigger tube VD1 behind the other end string R10 of resistance R 9.
Described integrated circuit (IC) 1 adopts universal residual current circuit breaker chip M54123L.
Described capacitor C 5 is 103P, and capacitor C 6 is 153P.
Component parameters of the present invention is as follows;
C1-473P C3-473P C4-473P
C7-473P C2-104P C6-103P
C5-153P C8-105P C9-224P
C10-205P TVR-10K471 R1-3.3KΩ
R2-100Ω R4-100Ω R3-100Ω
R7-46KΩ R8-910KΩ R9-61KΩ
R10-2KΩ R5-100KΩ R6-68KΩ
D1.、D2.、D3.、D4-1N4007 VD1-12V
Claims (3)
1. a multifunctional electric leakage circuit breaker comprises air circuit and release, and both assembly units is characterized in that in housing: also be provided with instrument transformer (L), tripping coil (J) and integrated circuit (IC) 1 in the described housing;
Described integrated circuit (IC) 1 adopts universal residual current circuit breaker chip M54123L;
The secondary line of instrument transformer (L) is connected the two ends of resistance R 2, a resistance R 3 and R4 respectively connect after the two ends of capacitor C 1 and the R2 parallel connection, be connected to 1 of integrated circuit (IC) 1 again with after C2 is in parallel, 2 pin, 1 of integrated circuit (IC) 1, be connected capacitor C 3 respectively between 2 pin and the power cathode, C4,3 pin of integrated circuit (IC) 1 connect negative pole, 4 of integrated circuit (IC) 1, connect negative pole behind the end series capacitance C5 behind the 5 pin short circuits, link to each other with 6 pin of integrated circuit (IC) 1 behind the other end series capacitance C6, connect negative pole behind the 6 pin series capacitance C7 of integrated circuit (IC) 1,7 pin of integrated circuit (IC) 1 link to each other with the triggering pin of controllable silicon SCR 100, one end of capacitor C 9 is connected to the triggering pin of controllable silicon SCR 100, the other end is connected to negative pole, connects negative pole behind the 8 pin series capacitance C8 of integrated circuit (IC) 1; The two ends of power supply connect piezo-resistance TVR after VD1～4 diode full-wave rectifications, anodal through being connected to 8 pin of integrated circuit (IC) 1 after resistance R 5 step-downs, negative pole is connected to 3 pin of integrated circuit (IC) 1, two wires, one end of tripping coil (J) is connected to the interchange end of full-wave rectification VD1-4, the other end is connected to the positive pole of controllable silicon SCR 100, the negative pole of controllable silicon SCR 100 is connected with negative pole after the full-wave rectification, and the negative pole after the full-wave rectification also is connected with AC power.
2. multifunctional electric leakage circuit breaker according to claim 1 is characterized in that: link to each other with the triggering pin of controllable silicon SCR 100 behind the 7 pin series diode VD5 of described IC1; Described capacitor C 9 and resistance R 6 backs in parallel one ends are connected to the triggering pin of controllable silicon SCR 100, and the other end is connected to negative pole; Be connected with resistance R 9 behind the positive pole series connection R8 of described full-wave rectification, with capacitor C 10 negative poles that are connected in parallel, between the trigger end of capacitor C 10 and controllable silicon SCR 100, be connected with trigger tube VD1 behind the other end string R10 of resistance R 9.
3. multifunctional electric leakage circuit breaker according to claim 1 and 2 is characterized in that: described capacitor C 5 is 103P, and capacitor C 6 is 153P.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101872017A CN101436496B (en) | 2007-11-15 | 2007-11-15 | Multifunctional electric leakage circuit breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101872017A CN101436496B (en) | 2007-11-15 | 2007-11-15 | Multifunctional electric leakage circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN101436496A CN101436496A (en) | 2009-05-20 |
| CN101436496B true CN101436496B (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101872017A Active CN101436496B (en) | 2007-11-15 | 2007-11-15 | Multifunctional electric leakage circuit breaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110133177A (en) * | 2019-06-14 | 2019-08-16 | 上海安杰环保科技股份有限公司 | A kind of permanganate indices analyzer with creepage protection function |
| CN110350477A (en) * | 2019-08-01 | 2019-10-18 | 任登华 | A kind of electronic type A type AC and DC leakage switch |
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| CN101436496A (en) | 2009-05-20 |
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325603 No. 18, Sha Hung Road, North Bai Xiang Town, Yueqing, Wenzhou, Zhejiang. Patentee after: ZHEJIANG CHUANGQI ELECTRIC Co.,Ltd. Address before: 325603 No. 18, Sha Hung Road, North Bai Xiang Town, Yueqing, Wenzhou, Zhejiang. Patentee before: WENZHOU LUOGELANG ELECTRICAL EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180720 Address after: 325603 No. 18, Sha Hung Road, North Bai Xiang Town, Yueqing, Wenzhou, Zhejiang. Patentee after: WENZHOU LUOGELANG ELECTRICAL EQUIPMENT Co.,Ltd. Address before: 325603 No. 18, Wang Lin Industrial Zone, North white elephant Town, Yueqing, Zhejiang. Co-patentee before: WENZHOU LUOGELANG ELECTRICAL EQUIPMENT Co.,Ltd. Patentee before: CHAC TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325603 No. 18, Sha Hung Road, North Bai Xiang Town, Yueqing, Wenzhou, Zhejiang. Patentee after: Zhejiang Chuangqi Electric Co.,Ltd. Address before: 325603 No. 18, Sha Hung Road, North Bai Xiang Town, Yueqing, Wenzhou, Zhejiang. Patentee before: ZHEJIANG CHUANGQI ELECTRIC Co.,Ltd. |