CN105591379A - Firing line/zero line identification method and apparatus for electric-shock or leakage protector - Google Patents
Firing line/zero line identification method and apparatus for electric-shock or leakage protector Download PDFInfo
- Publication number
- CN105591379A CN105591379A CN201610159082.3A CN201610159082A CN105591379A CN 105591379 A CN105591379 A CN 105591379A CN 201610159082 A CN201610159082 A CN 201610159082A CN 105591379 A CN105591379 A CN 105591379A
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- China
- Prior art keywords
- zero line
- wiring
- fiery
- fiery zero
- power
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/67—Testing the correctness of wire connections in electric apparatus or circuits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Abstract
The invention provides a firing line/zero line identification method and apparatus for an electric-shock or leakage protector. Particularly the method includes the following steps that: 1, accessed firing line or zero line is identified when the electric-shock or leakage protector is switched on; 2, if the wiring of the firing line or the zero line is correct, the electric-shock or leakage protector can be switched on; and if the wiring of the firing line or the zero line is wrong, the electric-shock or leakage protector cannot be switched on or immediately switched off after being switched on, or an alarm is sounded, and the electric-shock or leakage protector can be switched on or the alarm stops until the wrong wiring of the firing line/zero line is corrected. The state after the wrong wiring of firing line/zero line is corrected can be memorized or cannot be memorized. When the state is memorized, the wiring of the firing line/zero line can keep or automatically recover to the wiring state before the power off after the power off and the power restoration. Through the method and the apparatus of the invention, a voltage sensor of the protector can be always and correctly connected between an electric appliance surface and a power supply neutral line, and the problems that the wrong wiring of the firing line and the zero line causes the wrong wiring of the voltage sensor and the protector cannot work normally are solved.
Description
Technical field
The present invention relates to a kind of fiery zero line bearing calibration and device, particularly relate to the fire of a kind of electric shock or earth leakage protective deviceZero line bearing calibration and device.
Background technology
Some electric shocks or earth leakage protective device need exact connect ion fire zero line normally to work. For example, Chinese invention patent2011103850964 " detection means of defence and the systems of the electric leakage of electrical equipment appearance " have provided a kind of by monitoring electrical equipment surface to electricityPotential difference between the neutral conductor of source is carried out Monitoring and prevention electrical equipment surface leakage, to eliminate human electric shock's hidden danger. If due to certainReason, the fiery zero line of power supply exchanged mistakenly cause original detection electrical equipment surface and the power supply neutral conductor sensor in factBe connected between electrical equipment surface and power firestreak, protector cannot detect the electricity between electrical equipment surface and the power supply neutral conductorThereby position cisco unity malfunction. Chinese invention patent 201310057766.9 " a kind of live wire recognition methods of power supply circuits and beSystem " therefore provide a kind of live wire recognition methods and system of power supply circuits, ensure that the wiring of fiery zero line is always correct. ThisMethod and system locks power supply circuits in advance, and power switch cannot closure be switched on power, and then detects the fire zero of power supply circuitsWhether line wiring is correct, and correct words are removed the locking to power supply circuits. This design is suitable for frequently changing electricity consumption placeApplication, or require again to proofread and correct after power-off the application of fiery zero line wiring, for example, band gets an electric shock or the power supply of earth leakage protective deviceSocket; For the application of those fixed-sites, or require to keep previous fiery zero line to proofread and correct result after power-off, no longer again proofread and correctThe application of fire zero line wiring, for example band gets an electric shock or the Domestic electric-heating shower of earth leakage protective device, just seems improper or notBe suitable for.
Summary of the invention
The object of the invention is to overcome the formerly above-mentioned deficiency of method and system, propose a kind of new electric shock or electric leakage guarantorProtect fiery zero line bearing calibration and the device of device.
Above-mentioned purpose of the present invention can realize by the following technical solutions. A kind of new electric shock or earth leakage protective are proposedThe fiery zero line bearing calibration of device:
A fiery zero line bearing calibration for electric shock or earth leakage protective device, is characterized in that, comprises the following steps: 1. get an electric shock or leakLive wire or the zero line of identification access when non-electricity protector closes a floodgate; 2., if live wire or zero line wiring are correct, can close a floodgate; IfLive wire or zero line wiring error, disconnect after cannot closing a floodgate or close a floodgate immediately, or report to the police, until fiery zero line wiring error is by schoolJust, could close a floodgate or stop alarm.
A fiery zero line bearing calibration for electric shock or earth leakage protective device, is characterized in that said fiery zero line wiring errorState after being corrected, can be remembered, and also can not remembered.
A fiery zero line bearing calibration for electric shock or earth leakage protective device, is characterized in that said fiery zero line wiring errorState after being corrected can be remembered, after referring to that fiery zero line is corrected, after power-off and restoring electricity, can keep orAutomatically restore to the wiring state before power-off.
A fiery zero line bearing calibration for electric shock or earth leakage protective device, is characterized in that said fiery zero line wiring errorState after being corrected can not remembered, and after referring to that fiery zero line is corrected, after power-off and restoring electricity, reverts to fire zeroWiring state before line is corrected.
For realizing the working power acquisition methods of above-mentioned purpose of the present invention and electric shock or earth leakage protective device, a kind of touching proposedThe fiery zero line means for correcting of electricity or earth leakage protective device:
A fiery zero line means for correcting for electric shock or earth leakage protective device, is characterized in that, comprising: fiery zero line recognition device; Fire zeroLine means for correcting, fiery zero line recognition device can be controlled fiery zero line means for correcting, also can not control fiery zero line means for correcting.
A fiery zero line means for correcting for electric shock or earth leakage protective device, is characterized in that said fiery zero line recognition deviceWhether the power supply fire zero line wiring that can identify access is correct, if find wiring error, reports to the police or makes to get an electric shock or electric leakageProtector disconnects after cannot closing a floodgate or close a floodgate immediately.
A fiery zero line means for correcting for electric shock or earth leakage protective device, is characterized in that said fiery zero line means for correctingCan proofread and correct fiery zero line wiring error, and remember the wiring state after fiery zero line is proofreaied and correct, or not remember after fiery zero line correctionWiring state.
A fiery zero line means for correcting for electric shock or earth leakage protective device, is characterized in that, described memory fire zero line is proofreaied and correctAfter wiring state, refer to after the wiring of correction fire zero line, in the time that recovery after power cut power, make fiery zero line keep breakingWiring state before electricity, or automatically restore to the wiring state before power-off.
Get an electric shock or the fiery zero line means for correcting of earth leakage protective device, it is characterized in that, described do not remember fiery zero line schoolWiring state just, refers to after the wiring of correction fire zero line, in the time that recovery after power cut is powered, makes fiery zero line reductionTo being corrected front wiring state.
Beneficial effect
Compared with prior art, the method for the invention described above and the beneficial effect of device are:
By lock-in circuit in advance not, reduce the release number of times of device; By the memory function of memory correction unit state, makeFiery zero line wiring after must proofreading and correct is not subject to the impact of power-off.
Brief description of the drawings
Fig. 1 is method flow block diagram of the present invention.
Fig. 2 is systematic schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with each accompanying drawing, the present invention is described in further detail.
Fig. 1 is the FB(flow block) of the inventive method. The fiery zero line bearing calibration of electric shock of the present invention or earth leakage protective device, its spyLevy and be, comprise the following steps: 1. live wire or the zero line of identification access when electric shock or earth leakage protective device close a floodgate; 2. if live wireOr zero line wiring is correct, can close a floodgate; If live wire or zero line wiring error, disconnect after cannot closing a floodgate or close a floodgate immediately,Or report to the police, until fiery zero line wiring error could be closed a floodgate or stop alarm after being corrected. Wherein, said fiery zero line wiring mistakeState after being by mistake corrected, can be remembered, and also can not remembered. Can be remembered, after referring to that fiery zero line is corrected, disconnectedElectricity and restore electricity after, can keep or automatically restore to the wiring state before power-off, do not remembered, refer to fiery zero line quiltAfter correction, after power-off and restoring electricity, revert to fiery zero line and be corrected front wiring state.
Fig. 2 is systematic schematic diagram of the present invention. In Fig. 2, fiery zero line recognition device 2 is defeated to electric shock or earth leakage protective device 1Enter power firestreak L and neutral conductor N identifies, if fiery zero line wiring is correct, get an electric shock or earth leakage protective device 1 can close a floodgate, noFiery zero line recognition device 2 makes it pinning electric shock or earth leakage protective device 1 cannot close a floodgate, or report to the police (both desirable one, alsoCan carry out) simultaneously. At this moment user can operate fiery zero line means for correcting 3, or fiery zero line recognition device 2 directly drives fiery zero lineMeans for correcting 3, the fiery zero line wiring of proofreading and correct electric shock or earth leakage protective device 1, makes to get an electric shock or normally work of earth leakage protective device 1Do.
Fire zero line means for correcting 3 be configured with two kinds. One is memory-type, can be in the time that power interruption recovering be powered, keep orPerson automatically restores to the wiring state before power-off. Another kind is non-memory-type, in the time that power interruption recovering is powered, reverts to fiery zero correctionFront wiring state.
Specific embodiment 1:
In Fig. 2, fiery zero line recognition device 2 can be anyly can identify power supply fire zero line and output control signal or acousto-opticCircuit and the device of reporting to the police. The present embodiment has adopted current-limiting resistance and neon tube series connection, and one connects power supply neutrality by terminals NLine, one contacts the touch electrode of the push-button switch button Face of electricity or earth leakage protective device 1. Under normal circumstances, connecing in Fig. 2Line end L should connect power firestreak, and terminals N should connect the power supply neutral conductor. If power firestreak has been received N, power supply mistakenlyThe neutral conductor has been received L mistakenly, when pressing the button to connect, user gets an electric shock or earth leakage protective device 1 power supply, and inevitable contact button tableThe touch electrode of face, the follow-up circuit of the luminous triggering of neon tube pins electric shock or earth leakage protective device 1 makes it to close a floodgate. This specialty generalLogical technical staff knows the method that has many locking electric shocks or earth leakage protective device. For example, connect and get an electric shock or earth leakage protective deviceTripping relay or by testing button short circuit force get an electric shock or earth leakage protective device close a floodgate after immediately disconnect. In the present embodiment, zeroLine recognition device 2 moves, and connects the tripping relay of electric shock or earth leakage protective device, after electric shock or earth leakage protective device 1 are closed a floodgateTripping operation immediately, has realized the locking to electric shock or earth leakage protective device 1.
Fire zero line means for correcting 3 includes one or one group of switch, can proofread and correct fiery zero line wiring. In the present embodiment,User finds that fiery zero line wrong makes to get an electric shock or earth leakage protective device cannot close a floodgate, and just stirs stirring in fiery zero line means for correcting 3Switch changes the part wiring of electric shock or earth leakage protective device 1, consequently: 1, changed fiery zero line wiring, for example, exchanged electric shockOr the wiring of the power input of earth leakage protective device 1 fire zero line, or will be connected to electrical equipment surface due to fiery zero line wiring errorReconnect to electrical equipment surface and the power supply neutral conductor with the sensor of power firestreak, make electric shock or the earth leakage protective device 1 can be justThe really potential difference between the test neutral conductor and electrical equipment appearance; 2, proofreaied and correct the fiery zero line wiring of fiery zero line recognition device 2 inputs,Thereby make fiery zero line recognition device 2 recognize correct power supply fire zero line wiring and remove the lock to electric shock or earth leakage protective device 1Fixed. Maintain on off state because waved switch does not need power supply, even if restore electricity after power cut-off, waved switch still againPosition after proofreading and correct, has realized the memory of state after fiery zero line is proofreaied and correct.
Specific embodiment 2:
Embodiment 2 is with embodiment 1, different, and fiery zero line recognition device 2 recognizes after power supply fire zero line wiring error, sendsSound and light alarm, reminding user operates fiery zero line means for correcting 3 and completes as the fiery zero line wiring correction in embodiment 2. Fire zero line quiltAfter rectification, thereby fiery zero line recognition device 2 recognizes correct power supply fire zero line wiring stop alarm.
Specific embodiment 3:
Embodiment 3 is with embodiment 1, different, and fiery zero line means for correcting 3 includes one or a group relay switch, continuesElectrical equipment is controlled by fiery zero line recognition device 2. When fiery zero line recognition device 2 recognizes after power supply fire zero line wiring error, control immediatelyMake the relay adhesive in fiery zero line means for correcting 3, relay switch state variation, has changed electric shock or earth leakage protective device 1The potential difference between the neutral conductor and electrical equipment appearance can be correctly tested in the wiring of fire zero line. This correcting mode is running into power supplyWhen power-off, relay can be owing to not had power supply to discharge, and relay switch returns to original state, after service restoration, needsRestart the identification of fiery zero line completed to the correction to fiery zero line again, belong to can not memory correction state mode of operation.
Specific embodiment 4:
Embodiment 4 is with embodiment 3, different, and fiery zero line recognition device 2 and fiery zero line means for correcting 3 working powers includeLithium battery, in the time running into power cut-off, lithium battery starts power supply, and fiery zero line recognition device 2 and fiery zero line means for correcting 3 are continuedContinuous work, the correcting state that maintains fiery zero line is constant. Belong to the mode of operation of memory correction state.
Specific embodiment 5:
Embodiment 5 is with embodiment 3, different, and fiery zero line recognition device 2 (for example, also includes non-volatile type memory cellEEPROM, electric capacity etc.) be used for the duty (adhesive still discharges) of meter relay, while restoring electricity after power cut-off,Fire zero line recognition device 2 is according to the recorded information of non-volatile type memory cell, automatic control relay adhesive or do not control and continueElectrical equipment adhesive, has reached the object of memory correction state.
The foregoing is only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention. Every utilizationThe equivalent structure that description of the present invention and accompanying drawing content are done or flow process conversion, or be directly or indirectly applied in other relevant technologyField, is all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. get an electric shock or the fiery zero line bearing calibration of earth leakage protective device, it is characterized in that, comprise the following steps: 1. get an electric shock orLive wire or the zero line of identification access when earth leakage protective device closes a floodgate; 2., if live wire or zero line wiring are correct, can close a floodgate; AsFruit live wire or zero line wiring error, disconnect after cannot closing a floodgate or close a floodgate immediately, or report to the police, until fiery zero line wiring error quiltAfter correction, could close a floodgate or stop alarm.
2. fiery zero line bearing calibration according to claim 1, is characterized in that, said fiery zero line wiring error is correctedAfter state, can be remembered, can not remembered yet.
3. fiery zero line bearing calibration according to claim 2, is characterized in that, said fiery zero line wiring error is correctedAfter state can be remembered, after referring to that fiery zero line is corrected, after power-off and restoring electricity, can keep or automatically extensiveMultiple wiring state before power-off.
4. fiery zero line bearing calibration according to claim 2, is characterized in that, said fiery zero line wiring error is correctedAfter state can not remembered, after referring to that fiery zero line is corrected, after power-off and restoring electricity, revert to fiery zero line by schoolWiring state just.
5. a fiery zero line means for correcting for electric shock or earth leakage protective device, is characterized in that, comprising: fiery zero line recognition device; FireZero line means for correcting, fiery zero line recognition device can be controlled fiery zero line means for correcting, also can not control fiery zero line means for correcting.
6. fiery zero line means for correcting according to claim 5, is characterized in that, said fiery zero line recognition device can be knownNot Jie Ru the wiring of power supply fire zero line whether correct, if find wiring error, report to the police or make and get an electric shock or earth leakage protective deviceAfter cannot closing a floodgate or close a floodgate, disconnect immediately.
7. fiery zero line means for correcting according to claim 5, is characterized in that, said fiery zero line means for correcting can schoolNormalizing zero line wiring error, and remember the wiring state after fiery zero line is proofreaied and correct, or do not remember the wiring after fiery zero line is proofreaied and correctState.
8. device according to claim 7, is characterized in that, the wiring state after described memory fire zero line is proofreaied and correct, isRefer to, after the wiring of correction fire zero line, in the time that recovery after power cut is powered, make fiery zero line keep the wiring state before power-off,Or automatically restore to the wiring state before power-off.
9. device according to claim 7, is characterized in that, the described wiring state of not remembering after fiery zero line is proofreaied and correct,Refer to after the wiring of correction fire zero line, in the time that recovery after power cut is powered, fiery zero line is reverted to and be corrected front connecingLine states.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159082.3A CN105591379A (en) | 2016-03-21 | 2016-03-21 | Firing line/zero line identification method and apparatus for electric-shock or leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159082.3A CN105591379A (en) | 2016-03-21 | 2016-03-21 | Firing line/zero line identification method and apparatus for electric-shock or leakage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105591379A true CN105591379A (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610159082.3A Pending CN105591379A (en) | 2016-03-21 | 2016-03-21 | Firing line/zero line identification method and apparatus for electric-shock or leakage protector |
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|---|---|
| CN (1) | CN105591379A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132448A (en) * | 2017-03-16 | 2017-09-05 | 珠海格力电器股份有限公司 | Power supply wiring identification method, device and system, storage medium and processor |
| CN110609199A (en) * | 2019-09-16 | 2019-12-24 | 优利德科技(中国)股份有限公司 | Zero-line and live-line detection and identification method, device and system |
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|---|---|---|---|---|
| US20060126244A1 (en) * | 2004-12-10 | 2006-06-15 | Hon Hai Precision Industry Co., Ltd. | Protective apparatus |
| CN103078310A (en) * | 2013-02-23 | 2013-05-01 | 吴伟 | Method and system for identifying live wire of power supply circuit |
| CN104009448A (en) * | 2013-02-23 | 2014-08-27 | 吴伟 | Novel leakage protection method and novel leakage protection device with live and neutral wire identification function |
| CN104184114A (en) * | 2013-05-21 | 2014-12-03 | 吴伟 | Live and null line adaptive correction method and system for electricity-leakage protective device |
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2016
- 2016-03-21 CN CN201610159082.3A patent/CN105591379A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060126244A1 (en) * | 2004-12-10 | 2006-06-15 | Hon Hai Precision Industry Co., Ltd. | Protective apparatus |
| CN103078310A (en) * | 2013-02-23 | 2013-05-01 | 吴伟 | Method and system for identifying live wire of power supply circuit |
| CN104009448A (en) * | 2013-02-23 | 2014-08-27 | 吴伟 | Novel leakage protection method and novel leakage protection device with live and neutral wire identification function |
| CN104184114A (en) * | 2013-05-21 | 2014-12-03 | 吴伟 | Live and null line adaptive correction method and system for electricity-leakage protective device |
Non-Patent Citations (1)
| Title |
|---|
| 欧阳丽: "低压漏电保护新技术研究", 《机电信息》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132448A (en) * | 2017-03-16 | 2017-09-05 | 珠海格力电器股份有限公司 | Power supply wiring identification method, device and system, storage medium and processor |
| CN110609199A (en) * | 2019-09-16 | 2019-12-24 | 优利德科技(中国)股份有限公司 | Zero-line and live-line detection and identification method, device and system |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160518 |
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| RJ01 | Rejection of invention patent application after publication |