CN102749577B - Checkout equipment - Google Patents
Checkout equipment Download PDFInfo
- Publication number
- CN102749577B CN102749577B CN201210262476.3A CN201210262476A CN102749577B CN 102749577 B CN102749577 B CN 102749577B CN 201210262476 A CN201210262476 A CN 201210262476A CN 102749577 B CN102749577 B CN 102749577B
- Authority
- CN
- China
- Prior art keywords
- current
- circuit
- resistance
- lagging voltage
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Breakers (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The present invention relates to a kind of checkout equipment, comprise AC power circuit, phase generating circuit, ac leakage regulating circuit and time detection circuit; It is characterized in that: described time detection circuit comprises: single-chip microcomputer IC6, be connected with the detection of electrical leakage end of single-chip microcomputer IC6 for detecting the described simulation loop of electric leakage whether leakaging signal detecting circuit of conducting and the charactron for displaying time that is connected with the temporal information output terminal of single-chip microcomputer IC6; Single-chip microcomputer IC6 measures the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout according to the electric leakage signal that leakaging signal detecting circuit exports and passes through this time of described numeral method.Structure of the present invention is comparatively reasonable, can meet the specific demand of user.
Description
Technical field
The present invention relates to a kind of checkout equipment.
Background technology
According to standard GB/T 14048.2-2001, GB16916.1-2003, the regulations such as GB16917.1-2003: to no matter being the residue pulsating direct current with regulation or residue simple sinusoidal alternating current that apply suddenly or slowly rise, can guarantee that the residual current circuit breaker of threading off at the appointed time is called A type residual current circuit breaker.To no matter being the residue simple sinusoidal alternating current had without DC component applying suddenly or slowly rise, the residual current circuit breaker of threading off at the appointed time can being guaranteed, be called AC type residual current circuit breaker.As from the foregoing, A type residual current circuit breaker covers the function of AC type residual current circuit breaker.
Above-mentioned " the residue pulsating current of regulation " is following 4 kinds of situations: the half-wave rectified current of the half-wave rectified current of the half-wave rectified current that current lagging voltage is 0 °, the half-wave rectified current of current lagging voltage 90 °, current lagging voltage 135 °, the current lagging voltage 0 ° containing 6mA direct current.
The device that A type residual current circuit breaker is measured is there is not in prior art.
Summary of the invention
Technical matters to be solved by this invention is to provide the comparatively wide and checkout equipment that performance is comparatively reliable and stable of a kind of test specification.
For solving the problems of the technologies described above, the invention provides a kind of checkout equipment, comprising AC power circuit, phase generating circuit, ac leakage regulating circuit and time detection circuit; Described time detection circuit comprises: single-chip microcomputer IC6, be connected with the detection of electrical leakage end of single-chip microcomputer IC6 for detecting the described simulation loop of electric leakage whether leakaging signal detecting circuit of conducting and the charactron for displaying time that is connected with the temporal information output terminal of single-chip microcomputer IC6; Single-chip microcomputer IC6 measures the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout according to the electric leakage signal that leakaging signal detecting circuit exports and passes through this time of described numeral method.
The present invention has positive effect: (1) the present invention, by improving time detection circuit, makes its structure comparatively reasonable, effectively can meet the testing requirement of special residual current circuit breaker.
Accompanying drawing explanation
Be further explained the present invention below in conjunction with accompanying drawing, wherein accompanying drawing is as follows:
Fig. 1 is the contour structures schematic diagram of the checkout equipment of embodiment 1;
Fig. 2 is the part electrical schematic diagram of the checkout equipment of embodiment 1;
Fig. 3 is another part electrical schematic diagram of the checkout equipment of embodiment 1.
Embodiment
(embodiment 1)
See Fig. 1-3, the present embodiment is a kind of checkout equipment for testing residual current circuit breaker, comprising: AC power circuit 1, DC power-supply circuit 7, phase generating circuit 2, ac leakage regulating circuit 3, phase place display circuit 6, indicator light circuit 5 and time detection circuit 4.
AC power circuit 1 has the first live wire end for forming load circuit and the second live wire end for forming simulation loop of electric leakage, first live wire end and the second live wire end are used for being connected with the live wire input end of equipment under test 9, and the zero line side of described load circuit is used for being connected with the zero line side of equipment under test 9.In the present embodiment, equipment under test 9 is A type residual current circuit breaker.
Phase generating circuit 2 is for being connected with the fire wire output end L2 of equipment under test 9; Phase generating circuit 2 comprises control knob circuit, and control knob circuit is used for control phase and produces the half-wave rectified current ° that circuit 2 generates the half-wave rectified current of current lagging voltage 0 °, the half-wave rectified current of current lagging voltage 90 °, the half-wave rectified current of current lagging voltage 135 ° and the current lagging voltage 0 ° containing 6mA direct current respectively in described simulation loop of electric leakage
Ac leakage regulating circuit 3 is for controlling the size of current of described simulation loop of electric leakage; Time detection circuit 4 is for measuring the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout, i.e. actuation time.
Described phase generating circuit 2 comprises: the first half-wave rectifying circuit of current lagging voltage 0 °, second half-wave rectifying circuit of current lagging voltage 90 °, 3rd half-wave rectifying circuit of current lagging voltage 135 °, 6mA direct current generative circuit, and for according to described first half-wave rectifying circuit, the control signal that second half-wave rectifying circuit and the 3rd half-wave rectifying circuit export generates the half-wave rectified current of current lagging voltage 0 ° respectively in described simulation loop of electric leakage, the half-wave rectified current that current lagging voltage is 90 °, the controllable silicon current control circuit of the half-wave rectified current of the half-wave rectified current that current lagging voltage is 135 ° and the current lagging voltage 0 ° containing 6mA direct current.
3rd half-wave rectifying circuit of described current lagging voltage 135 ° comprises: the sine wave shaped be made up of with operational amplifier IC1A transformer T2, diode D5, resistance R3, R4, R5, R6, R7 becomes circuit, the charging circuit be made up of resistance R8, electric capacity C5 be connected with the output terminal of operational amplifier IC1A, be made up of diode D6, D7 with door; Be used for setting resistance R9 and R10 relative to the voltage of adjusting of current lagging voltage 135 °, being used for the resistance R11 of the comparative voltage relative to current lagging voltage 135 ° of the backward end regulating operational amplifier IC1B and the output terminal of potentiometer WR1, operational amplifier IC1B is used for the control signal of output current lagging voltage 135 °.
Resistance R12 is the current-limiting resistance of triode BG3 base stage, triode B63 and resistance R13 forms emitter follower, the control signal of the current lagging voltage on resistance R13 135 ° gives triode BG18 by pushbutton switch SB1, resistance R58, triode BG18 drives opto-coupler chip IC4, resistance R59 is current-limiting resistance, ensures that opto-coupler chip IC4 effectively works.Opto-coupler chip IC4 is in order to isolate alternating current 220V and phase generating circuit direct current component, control the turn-on and turn-off of bidirectional triode thyristor BG19, resistance R60, R61, for controlling the G pole input current of bidirectional triode thyristor BG19, make input signal enough trigger bidirectional triode thyristor BG19 conducting.Bidirectional triode thyristor BG19 A, K bis-pole be connected between load and AC power, the electric current flowing through load is exactly the half-wave rectified current lagging behind voltage 135 °.Control bidirectional triode thyristor BG19 and get final product the residue pulsating current passing through regulation in operation circuit, regulator potentiometer WR3, WR4, WR5 can control leakage current.When pushbutton switch SB10 closes, two intermediate contacts of pushbutton switch SB10 are used for the detection of phase generating circuit output waveform.
Described controllable silicon current control circuit comprises: the control signal exported according to described first half-wave rectifying circuit, the second half-wave rectifying circuit and the 3rd half-wave rectifying circuit and the triode BG18 of conducting, the opto-coupler chip IC4 that driven by triode BG18, controlled the bidirectional triode thyristor BG19 of break-make by opto-coupler chip IC4, A, K pole of bidirectional triode thyristor BG19 is connected in described simulation loop of electric leakage.
Described time detection circuit 4 comprises: single-chip microcomputer IC6, be connected with the detection of electrical leakage end of single-chip microcomputer IC6 for detecting the described simulation loop of electric leakage whether leakaging signal detecting circuit of conducting and the charactron for displaying time that is connected with the temporal information output terminal of single-chip microcomputer IC6; Single-chip microcomputer IC6 measures the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout according to the electric leakage signal that leakaging signal detecting circuit exports and passes through this time of described numeral method.
Described phase generating circuit 2 is connected with the phase place display circuit 6 that there is the half-wave rectified current of the half-wave rectified current of the half-wave rectified current of current lagging voltage 0 ° or the half-wave rectified current of current lagging voltage 90 ° or current lagging voltage 135 ° or the current lagging voltage 0 ° containing 6mA direct current for showing described simulation loop of electric leakage.
AC power circuit is by 220V50Hz ac power supply to transformer T4, and transformer T4 exports 180V, 220V, 250V, 380V voltage and is connected on interchange output wiring terminal L1, N through waver SA1.By the gear of adjusting band switch SA1, the voltage exchanging output wiring terminal L1 and N two ends can be changed.The load of transformer T4 is ac leakage regulating circuit 3.
Ac leakage regulating circuit 3 exports 26V alternating current by transformer T4, its output terminal one end is connected to after connecting with waver SA2 and exchanges output wiring terminal L1, after the other end is connected with reometer, the regulating resistance that leaks electricity, bidirectional triode thyristor BG19, waver SA3, be connected to and exchange output wiring terminal L2.
The logical circuit that phase place display circuit 6 is made up of charactron LED1-LED4, diode D11-36, triode BG7-16, pushbutton switch form.
When pressing the button switch S B4, current signal trigger triode BG20 conducting, triode BG20 outputs signal trigger triode BG7, BG8 conducting, and charactron LED1 shows " A ", and charactron LED2 shows " C ".When pressing the button switch S B3, charactron LED1, LED4 show " A0 "; Press the button switch S B2, charactron LED1, LED3, LED4 show " A90 "; Press the button switch S B5, charactron LED1, LED2, LED3, LED4 show " A0-6 ".
Indicator light circuit 5 is made up of transformer T4, commutation diode D42-45, three terminal regulator BG27, RC filtering circuit.DC power-supply circuit 7 comprises: the 5V DC power-supply circuit of being powered by transformer T1, the 5V DC power-supply circuit of being powered by transformer T3,12V DC power-supply circuit, 6mA direct current generative circuit.
Time detection circuit 4 is made up of pushbutton switch, commutation diode D46-49, triode BG23-26, resistance, electric capacity C15, photoelectrical coupler IC5, single-chip microcomputer IC6, charactron LED11 etc.
6mA direct current generative circuit is made up of resistance R67,9V dry cell Bt, pushbutton switch SB5, SB6.One end of resistance R67 is connected with the positive pole of 9V dry cell U, the other end of resistance R67 is connected with the intermediate contact of pushbutton switch SB5, the normally opened contact of pushbutton switch SB5 is connected with the normally opened contact of pushbutton switch SB6, normally closed contact, 9V dry battery cathode connects the normally opened contact of pushbutton switch SB6, normally opened contact is connected, the intermediate contact of pushbutton switch SB6 is connected with direct current output wiring terminal "+", and intermediate contact SB6-21 and the direct current of pushbutton switch SB6 export "-" and be connected.
Second half-wave rectifying circuit of current lagging voltage 90 ° is by resistance R17, R18, R19, R20, R21, R22, R23, R24, R25, R26, R27, R57, R58, R59, R60, R61, electric capacity C6, diode D8, D9, D10, triode BG5, BG18, bidirectional triode thyristor BG19, operational amplifier IC2, opto-coupler chip IC4, potentiometer WR2 are formed.
First half-wave rectifying circuit of current lagging voltage 0 ° is by resistance R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, R60, R61, diode D37, triode BG17, BG18, bidirectional triode thyristor BG19, operational amplifier IC3, opto-coupler chip IC4 are formed.The positive terminal of diode D51 is extremely connected with the e of the triode BG22 in phase place display circuit, the negative pole end of diode D51 is connected with one end of resistance R75, the other end of resistance R75 is extremely connected with the b of triode BG28,2 pin of opto-coupler chip IC7 are extremely connected with the c of triode BG28, and the e pole of triode BG28 is connected with 2 pin of stabilivolt BG21.One end of resistance R74 is connected with 3 pin of stabilivolt BG21, and 4,6 pin of opto-coupler chip IC7 are connected with pushbutton switch SB3 intermediate contact SB3-21, normally opened contact SB3-22 respectively.Because there being the half-wave rectified current containing 6mA direct current of current lagging voltage 0 ° in " the residue pulsating current of regulation ", therefore this part when " A0-6 ", ensures the output of the half-wave rectified current of current lagging voltage 0 ° for realizing.
Resistance R73, R77 are the current-limiting resistance of opto-coupler chip IC5, resistance R78 is the current-limiting resistance of 1 pin of single-chip microcomputer IC6, electric capacity C15, resistance R79 form differentiating circuit, resistance R80, R81, R82, R83, R84, R85, R86, R87 are the current-limiting resistance of each pin of charactron LED11, and resistance R88, R89, R90, R91 are the current-limiting resistance of the b pole of triode BG23, BG24, BG25, BG26.Pushbutton switch SB17 is testing button, and pushbutton switch SB18 is reset button.
When pushbutton switch SB17 closes, breaker electrifying, DC current forms a spike pulse through differentiating circuit, and 1 pin of input single-chip microcomputer IC6, single-chip microcomputer IC6 starts timing.When circuit breaker trip, opto-coupler chip IC5 dead electricity, 4,6 pin turn off, and 3 pin of single-chip microcomputer IC6 have high level to input, and single-chip microcomputer IC6 stops timing and export data showing to charactron LED11.When pushbutton switch SB18 presses, single-chip microcomputer IC6, charactron LED11 reset.
Above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.
Claims (1)
1. a checkout equipment, comprises AC power circuit (1), phase generating circuit (2), ac leakage regulating circuit (3) and time detection circuit (4), it is characterized in that: AC power circuit has the first live wire end for forming load circuit and the second live wire end for forming simulation loop of electric leakage, first live wire end and the second live wire end are used for being connected with the live wire input end of equipment under test (9), and the zero line side of described load circuit is used for being connected with the zero line side of equipment under test, described equipment under test is A type residual current circuit breaker, phase generating circuit is used for being connected with the fire wire output end L2 of equipment under test, phase generating circuit comprises control knob circuit, and control knob circuit is used for control phase and produces the half-wave rectified current that circuit generates the half-wave rectified current of current lagging voltage 0 °, the half-wave rectified current of current lagging voltage 90 °, the half-wave rectified current of current lagging voltage 135 ° and the current lagging voltage 0 ° containing 6mA direct current respectively in described simulation loop of electric leakage, ac leakage regulating circuit is for controlling the size of current of described simulation loop of electric leakage, time detection circuit is for measuring the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout, i.e. actuation time, described phase generating circuit comprises: the first half-wave rectifying circuit of current lagging voltage 0 °, second half-wave rectifying circuit of current lagging voltage 90 °, 3rd half-wave rectifying circuit of current lagging voltage 135 °, 6mA direct current generative circuit, and for according to described first half-wave rectifying circuit, the control signal that second half-wave rectifying circuit and the 3rd half-wave rectifying circuit export generates the half-wave rectified current of current lagging voltage 0 ° respectively in described simulation loop of electric leakage, the half-wave rectified current that current lagging voltage is 90 °, the controllable silicon current control circuit of the half-wave rectified current of the half-wave rectified current that current lagging voltage is 135 ° and the current lagging voltage 0 ° containing 6mA direct current, 3rd half-wave rectifying circuit of described current lagging voltage 135 ° comprises: the sine wave shaped be made up of with operational amplifier IC1A transformer T2, diode D5, resistance R3, R4, R5, R6, R7 becomes circuit, the charging circuit be made up of resistance R8, electric capacity C5 be connected with the output terminal of operational amplifier IC1A, be made up of diode D6, D7 with door, be used for setting resistance R9 and R10 relative to the voltage of adjusting of current lagging voltage 135 °, being used for the resistance R11 of the comparative voltage relative to current lagging voltage 135 ° of the backward end regulating operational amplifier IC1B and the output terminal of potentiometer WR1, operational amplifier IC1B is used for the control signal of output current lagging voltage 135 °, resistance R12 is the current-limiting resistance of triode BG3 base stage, triode BG3 and resistance R13 forms emitter follower, the control signal of the current lagging voltage on resistance R13 135 ° gives triode BG18 by pushbutton switch SB1, resistance R58, triode BG18 drives opto-coupler chip IC4, resistance R59 is current-limiting resistance, ensures that opto-coupler chip IC4 effectively works, opto-coupler chip IC4 is in order to isolate alternating current 220V and phase generating circuit direct current component, control the turn-on and turn-off of bidirectional triode thyristor BG19, resistance R60, R61, for controlling the G pole input current of bidirectional triode thyristor BG19, make input signal enough trigger bidirectional triode thyristor BG19 conducting, bidirectional triode thyristor BG19 A, K bis-pole be connected between load and AC power, the electric current flowing through load is exactly the half-wave rectified current lagging behind voltage 135 °, control bidirectional triode thyristor BG19 and get final product the residue pulsating current passing through regulation in operation circuit, regulator potentiometer WR3, WR4, WR5 can control leakage current, when pushbutton switch SB10 closes, two intermediate contacts of pushbutton switch SB10 are used for the detection of phase generating circuit output waveform, described time detection circuit (4) comprising: single-chip microcomputer IC6, be connected with the detection of electrical leakage end of single-chip microcomputer IC6 for detecting the described simulation loop of electric leakage whether leakaging signal detecting circuit of conducting and the charactron for displaying time that is connected with the temporal information output terminal of single-chip microcomputer IC6, single-chip microcomputer IC6 measures the time from the conducting of described simulation loop of electric leakage to A type residual current circuit breaker needed for dropout according to the electric leakage signal that leakaging signal detecting circuit exports and passes through this time of described numeral method.
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510447130.4A CN105137335A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447127.2A CN105137334A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447111.1A CN105158686A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage breaker |
| CN201510447115.XA CN105334455A (en) | 2012-07-27 | 2012-07-27 | Detection equipment, provided with time detection circuit, for detecting electric leakage circuit breaker |
| CN201210262476.3A CN102749577B (en) | 2012-07-27 | 2012-07-27 | Checkout equipment |
| CN201510446897.5A CN105137333A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447113.0A CN105334454A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting electric leakage circuit breaker |
| CN201510446719.2A CN105137332A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447055.1A CN105182223A (en) | 2012-07-27 | 2012-07-27 | Detection equipment with time detection circuit for detecting residual-current circuit breaker |
| CN201510447472.6A CN105182224A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting residual-current circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210262476.3A CN102749577B (en) | 2012-07-27 | 2012-07-27 | Checkout equipment |
Related Child Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510447472.6A Division CN105182224A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting residual-current circuit breaker |
| CN201510447115.XA Division CN105334455A (en) | 2012-07-27 | 2012-07-27 | Detection equipment, provided with time detection circuit, for detecting electric leakage circuit breaker |
| CN201510446719.2A Division CN105137332A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447111.1A Division CN105158686A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage breaker |
| CN201510447127.2A Division CN105137334A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447113.0A Division CN105334454A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting electric leakage circuit breaker |
| CN201510446897.5A Division CN105137333A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447130.4A Division CN105137335A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447055.1A Division CN105182223A (en) | 2012-07-27 | 2012-07-27 | Detection equipment with time detection circuit for detecting residual-current circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102749577A CN102749577A (en) | 2012-10-24 |
| CN102749577B true CN102749577B (en) | 2015-12-02 |
Family
ID=47029927
Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510446719.2A Withdrawn CN105137332A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447111.1A Withdrawn CN105158686A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage breaker |
| CN201510447115.XA Withdrawn CN105334455A (en) | 2012-07-27 | 2012-07-27 | Detection equipment, provided with time detection circuit, for detecting electric leakage circuit breaker |
| CN201510447113.0A Withdrawn CN105334454A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting electric leakage circuit breaker |
| CN201510447127.2A Withdrawn CN105137334A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447472.6A Withdrawn CN105182224A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting residual-current circuit breaker |
| CN201510446897.5A Withdrawn CN105137333A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447130.4A Withdrawn CN105137335A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447055.1A Withdrawn CN105182223A (en) | 2012-07-27 | 2012-07-27 | Detection equipment with time detection circuit for detecting residual-current circuit breaker |
| CN201210262476.3A Expired - Fee Related CN102749577B (en) | 2012-07-27 | 2012-07-27 | Checkout equipment |
Family Applications Before (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510446719.2A Withdrawn CN105137332A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447111.1A Withdrawn CN105158686A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage breaker |
| CN201510447115.XA Withdrawn CN105334455A (en) | 2012-07-27 | 2012-07-27 | Detection equipment, provided with time detection circuit, for detecting electric leakage circuit breaker |
| CN201510447113.0A Withdrawn CN105334454A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting electric leakage circuit breaker |
| CN201510447127.2A Withdrawn CN105137334A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447472.6A Withdrawn CN105182224A (en) | 2012-07-27 | 2012-07-27 | Detection equipment for detecting residual-current circuit breaker |
| CN201510446897.5A Withdrawn CN105137333A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting electric leakage circuit breaker |
| CN201510447130.4A Withdrawn CN105137335A (en) | 2012-07-27 | 2012-07-27 | Detection device for detecting circuit breaker |
| CN201510447055.1A Withdrawn CN105182223A (en) | 2012-07-27 | 2012-07-27 | Detection equipment with time detection circuit for detecting residual-current circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (10) | CN105137332A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9106070B2 (en) * | 2013-03-06 | 2015-08-11 | Eaton Corporation | Display unit configured to display trip information and circuit interrupter including the same |
| CN104375440A (en) * | 2014-10-31 | 2015-02-25 | 江苏恒深洋机械有限公司 | Intelligent controller of feeder |
| CN107907756A (en) * | 2017-10-18 | 2018-04-13 | 安徽工程大学 | A kind of new-energy automobile charging pile earth leakage protective test device |
| CN112014729B (en) * | 2020-08-21 | 2022-11-22 | 株洲壹星科技股份有限公司 | Relay action time testing method based on programmable logic controller |
| CN113483882B (en) * | 2021-06-29 | 2023-03-14 | 重庆长安新能源汽车科技有限公司 | Electric control sound generating device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1591797A1 (en) * | 2004-04-28 | 2005-11-02 | Megger Limited | Circuit breakers test device |
| CN2757146Y (en) * | 2004-06-11 | 2006-02-08 | 王卫东 | Portable remained current protector detector |
| CN201477186U (en) * | 2009-07-07 | 2010-05-19 | 厦门士林电机有限公司 | Tester for residual current circuit breaker |
| CN202748458U (en) * | 2012-07-27 | 2013-02-20 | 苏州贝腾特电子科技有限公司 | Detection device |
-
2012
- 2012-07-27 CN CN201510446719.2A patent/CN105137332A/en not_active Withdrawn
- 2012-07-27 CN CN201510447111.1A patent/CN105158686A/en not_active Withdrawn
- 2012-07-27 CN CN201510447115.XA patent/CN105334455A/en not_active Withdrawn
- 2012-07-27 CN CN201510447113.0A patent/CN105334454A/en not_active Withdrawn
- 2012-07-27 CN CN201510447127.2A patent/CN105137334A/en not_active Withdrawn
- 2012-07-27 CN CN201510447472.6A patent/CN105182224A/en not_active Withdrawn
- 2012-07-27 CN CN201510446897.5A patent/CN105137333A/en not_active Withdrawn
- 2012-07-27 CN CN201510447130.4A patent/CN105137335A/en not_active Withdrawn
- 2012-07-27 CN CN201510447055.1A patent/CN105182223A/en not_active Withdrawn
- 2012-07-27 CN CN201210262476.3A patent/CN102749577B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1591797A1 (en) * | 2004-04-28 | 2005-11-02 | Megger Limited | Circuit breakers test device |
| CN2757146Y (en) * | 2004-06-11 | 2006-02-08 | 王卫东 | Portable remained current protector detector |
| CN201477186U (en) * | 2009-07-07 | 2010-05-19 | 厦门士林电机有限公司 | Tester for residual current circuit breaker |
| CN202748458U (en) * | 2012-07-27 | 2013-02-20 | 苏州贝腾特电子科技有限公司 | Detection device |
Non-Patent Citations (2)
| Title |
|---|
| 基于单片机控制的剩余电流动作保护器动作特性检测装置的研究;李文苹;《中国优秀硕士学位论文全文数据库工程科技II辑》;20120715(第7期);全文 * |
| 智能剩余电流保护器校测仪设计;史佳欢;《电子测量技术》;20070331;第30卷(第3期);第186页第2栏、187页第1栏最后1段至第2栏、第189页第2栏及图1－9 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102749577A (en) | 2012-10-24 |
| CN105137332A (en) | 2015-12-09 |
| CN105182223A (en) | 2015-12-23 |
| CN105182224A (en) | 2015-12-23 |
| CN105137333A (en) | 2015-12-09 |
| CN105137334A (en) | 2015-12-09 |
| CN105334454A (en) | 2016-02-17 |
| CN105137335A (en) | 2015-12-09 |
| CN105158686A (en) | 2015-12-16 |
| CN105334455A (en) | 2016-02-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102749577B (en) | Checkout equipment | |
| CN105866676A (en) | Test instrument for testing electric leakage circuit breaker | |
| CN102749580B (en) | To the testing apparatus that residual current circuit breaker detects | |
| CN102749578B (en) | A kind of detection equipment for detecting RCCB | |
| CN102759708B (en) | A kind of tester | |
| CN102759710B (en) | Modified checkout equipment | |
| CN202748454U (en) | Test equipment | |
| CN202748455U (en) | Test device | |
| CN202748460U (en) | Improved type detecting equipment | |
| CN202748457U (en) | Improved detecting device | |
| CN105572579A (en) | Improved detection device with time detection circuit | |
| CN202748456U (en) | Checkout equipment | |
| CN102759709B (en) | For testing the tester of RCCB | |
| CN202748459U (en) | Tester | |
| CN202748453U (en) | Test device | |
| CN105738802A (en) | Improved detection device possessing phase display circuit | |
| CN105738801A (en) | Improved detection device possessing phase generation circuit | |
| CN105652194A (en) | Improved detection equipment provided with alternating current leakage regulating circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Geng Fenghui Inventor after: Cui Weiguo Inventor after: Dou Chuanxun Inventor after: Cui Yuhui Inventor after: Liu Yuntao Inventor after: Liu Yuhua Inventor after: Cui Weiguo Cui Yuhui Liu Yuntao Chuanxun sinus gengfeng Hui Liu Yuhua Wang Yukai Inventor before: Hu Xiaoqing |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150925 Address after: 256610 the Yellow River Road, Shandong, No. four, No. 521, Binzhou Applicant after: BINZHOU POWER SUPPLY COMPANY, STATE GRID SHANDONG ELECTRIC POWER CO., LTD. Address before: 215121, Jiangsu, Suzhou Industrial Park, South Cross bumper harvest Plaza, 1, 809 Applicant before: Suzhou Beitengte Electronic Technology Co., Ltd. |
|
| 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: 20151202 Termination date: 20160727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |