CN107192942B - It is a kind of portable to take the external breaker entry detection device of control electric energy meter - Google Patents
It is a kind of portable to take the external breaker entry detection device of control electric energy meter Download PDFInfo
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- CN107192942B CN107192942B CN201710329848.2A CN201710329848A CN107192942B CN 107192942 B CN107192942 B CN 107192942B CN 201710329848 A CN201710329848 A CN 201710329848A CN 107192942 B CN107192942 B CN 107192942B
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- toggle switch
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- energy meter
- detection device
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- 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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- General Physics & Mathematics (AREA)
- Breakers (AREA)
Abstract
The invention discloses it is a kind of it is portable take the external breaker entry detection device of control electric energy meter, using Portable suitcase carry whole device, all detection devices and instrument are carried by panel.Relay group, regulator are fixed by the bracket in panel bottom surface, panel front is equipped with regulator turn-knob, electric power banana bin, guide rail, digital voltmeter, digital milliampere ammeter, digital millisecond timer, multi-colour LED, toggle switch group.Breaker on guide rail is once loaded, selection is interlocked by the switching of toggle switch group, relay group, tested breaker is connect progress entry detection and state instruction with device and instrument and value is shown.The device volume is small, has the function of quick and precisely intuitively to judge the purposes of breaker and characteristic.Bulky to solve existing detection device, function dispersion, mobile portability is poor and designs.
Description
Technical field
The present invention relates to the control external breaker detection field of electric energy meter is taken, in particular to a kind of small size easy to remove is more
Function takes the control external detection device for circuit breaker of electric energy meter.
Background technique
The extensive use of electronic type Intelligent cost control electric energy meter can make terminal user rationally utilize electric energy, participate in Load Regulation,
And management to electric power demand side can be reinforced, guarantee power grid security；And taking the control external breaker of electric energy meter is cooperation electronic type intelligence
The crux device that control electric energy meter realizes expense control function, the unreasonable electricity consumption of control can be taken.
With the extensive use for taking control electric energy meter, take and controls the external breaker of electric energy meter also in grid company large-scale application,
" the external Circuit breaker technology specification of Q/GDW11421-2015 electric energy meter " of national grid and " taking and control electric energy meter use for south electric network
External low-voltage Circuit breaker technology specification " also corresponding announcement.Power supply user judges whether product on site to meet specification, detection production
Product function and the demand of characteristic and the preceding sampling Detection of application greatly increase, and right existing various detection devices are not that volume is excessively huge
It is exactly greatly that function is excessively dispersed, so that detection efficiency is lower, and mobile portability is poor.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
The purpose of the present invention is to provide it is a kind of it is portable take the external breaker entry detection device of control electric energy meter, thus
Overcome original detection device bulky, function dispersion, the disadvantage of mobile portability difference.
To achieve the above object, the present invention provides a kind of portable external breaker entries of control electric energy meter that takes to detect dress
It sets, comprising: cabinet, it is interior to be equipped with installation panel；The installation panel is provided with guide rail, is used for outside installation fee control electric energy meter
Set breaker；First electric power banana bin is used to provide interface for the expense control external breaker of electric energy meter；Power outlet；Button
Switching group is equipped with the first toggle switch, the second toggle switch, third toggle switch, the 4th toggle switch, the 5th button and opens
It closes, the 6th toggle switch, the 7th toggle switch；The input terminal of first toggle switch passes through the first rocker type switch and the electricity
Supply socket connection；Regulator is connect with the first output end of first toggle switch, wherein second button is opened
It closes and connects regulator with the input terminal of third toggle switch, output end connection the first electric power banana bin, described second
Digital milliampere ammeter is equipped between the output end of toggle switch and the first electric power banana bin；Digital voltmeter, with
The regulator connection；Relay group and digital millisecond timer, the output end of the relay group and the digital millisecond
Timer connection, the controlled end of the relay group connect with the output end of the 5th toggle switch and the 6th toggle switch respectively
It connects, the input terminal of the 5th toggle switch is connect with the first output end of first toggle switch, and the 6th button is opened
The input terminal of pass is connect with the first electric power banana bin；And multi-colour LED, it is defeated with the 7th toggle switch
Outlet connection, the input terminal of the 7th toggle switch are connect with the first electric power banana bin；
Wherein, the input terminal of the 4th toggle switch is connect with the second output terminal of first toggle switch, described
First output end of the 4th toggle switch by the second rocker type switch, second output terminal pass through digital milliampere ammeter respectively with institute
The connection of the first electric power banana bin is stated, the output end of the number milliampere ammeter and the input terminal of second rocker type switch connect
It connects.
Preferably, in above-mentioned technical proposal, the multi-colour LED and digital millisecond timer are inserted with the power supply respectively
Seat connection.
Preferably, in above-mentioned technical proposal, the cabinet is band cipher lock type portable appliance case.
Preferably, in above-mentioned technical proposal, the relay group is installed on the bottom of installation panel by relay board bracket
Face.
Preferably, in above-mentioned technical proposal, the regulator is installed on the bottom of installation panel by regulator bracket
Face.
Preferably, it in above-mentioned technical proposal, is equipped between the input terminal and the power outlet of first toggle switch
Second electric power banana bin, for providing interface for expense control electric energy meter.
Preferably, in above-mentioned technical proposal, the digital voltmeter and the connection of the second electric power banana bin.
Compared with prior art, the invention has the following beneficial effects:
1. it is of the invention it is portable take the external breaker entry detection device of control electric energy meter, by national grid and south electricity
Net announce technical specification, for existing detection device disadvantages described above and design, by the detection project of multiple functions and characteristic
Collection reduces cost together in one, easy to carry, use easy to spread, and quick and precisely it is external disconnected to take control electric energy meter for intuitive solution
The technical issues of road device detects, since its using flexible is light, quick and precisely intuitive, be highly suitable for a small amount of visiting of small user,
Take the product function demonstration of the control external circuit breaker producer of electric energy meter.
2. the present invention carries the scheme of all devices and instrument using panel, realize clean and tidy, compact, beautiful, integrated
Design philosophy；And using when be not required to assemble and disassemble repeatedly, once upper machine, can be obtained multinomial detection data；Can independent detection mode and
Ammeter cooperates detection pattern available, enhances the flexible and reliability of detection.
Detailed description of the invention
Fig. 1 is the circuit signal of the external breaker entry detection device of portable expense control electric energy meter according to the present invention
Figure.
Fig. 2, which is that the front of the external breaker entry detection device of portable expense control electric energy meter according to the present invention is half-sectional, to be shown
It is intended to.
Main appended drawing reference explanation:
1. power outlet, 2. second electric power banana bins, 3. first rocker type switches, 4. regulators, 5. digital voltmeters,
6,8. digital milliampere ammeter, 7. second rocker type switches, 9. digital millisecond timers, 10. relay groups, 11. multi-colour LEDs,
12-1. guide rail, 12-2. the first electric power banana bin, 13-1 to 13-7. toggle switch group, 14. regulator turn-knobs, 15. pressure regulation
Appliance stand, 16. relay board brackets, 17. relay boards, 18. take the control external breaker of electric energy meter, 19. installation panels.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
Fig. 1 to Fig. 2 shows that the portable external breaker of expense control electric energy meter according to the preferred embodiment of the present invention is multinomial
The structural schematic diagram of mesh detection device.
As depicted in figs. 1 and 2, it is portable take the external breaker entry detection device of control electric energy meter for national grid with
South electric network designs the specification and requirement that the external breaker of expense control electric energy meter detects, and specifically includes: cabinet, installation panel
19, guide rail 12-1, the first electric power banana bin 12-2, power outlet 1, toggle switch group 13-1 to 13-7, regulator 4, number
Word milliampere ammeter 6,8, relay group 10, digital millisecond timer 9, multi-colour LED 11, the second electric power banana bin 2 and number
Word voltmeter 5；Cabinet uses band cipher lock type portable appliance case, for carrying, protecting, carrying entire detection device, in cabinet
Equipped with the installation panel 19 being laterally arranged, for carrying all detection devices and instrument；Installation panel 19 is provided with guide rail 12-
1, the first electric power banana bin 12-2, power outlet 1, toggle switch group 13-1 to 13-7, regulator 4, digital milliampere electric current
Table 6,8, relay group 10, digital millisecond timer 9, multi-colour LED 11, the second electric power banana bin 2 and digital voltmeter 5
Equal components, wherein relay board bracket 16 is installed on the bottom surface of installation panel 19, and relay group 10 is installed on relay board bracket
On relay board 17 on 16, regulator 4 is installed on the bottom surface of installation panel 19, regulator by regulator bracket 15
4 regulator knob 14 extends to the top of installation panel 19: guide rail 12-1 is used for the external breaker of installation fee control electric energy meter
18；The two sides of guide rail 12-1 are the first electric power banana bin 12-2, for providing interface for the expense control external breaker 18 of electric energy meter；
Power outlet 1 is the power outlet with insurance, for carrying out short-circuit protection to entire detection device and connecting with external power supply, is led to
It crosses the first electric power banana bin 12-2 and mating power outlet 1, guide rail 12-1 cooperates, can will take the control external breaker of electric energy meter
It is connect with detection device and fixed.
It continues to refer to figure 1；Toggle switch group is equipped with the first toggle switch 13-1, the second toggle switch 13-2, third button
Switch 13-3, the 4th toggle switch 13-4, the 5th toggle switch 13-5, the 6th toggle switch 13-6, the 7th toggle switch 13-7；
The input terminal of first toggle switch 13-1 is connect by the first rocker type switch 3 with power outlet 1, while the first toggle switch 13-1
Input terminal and power outlet 1 between be equipped with the second electric power banana bin 2, it is optional for providing interface for expense control electric energy meter
Determine that carrying out detection to the expense control external breaker of electric energy meter has electric energy meter to cooperate or cooperate without electric energy meter；Regulator 4 with
The first output end of first toggle switch 13-1 connects, wherein the second toggle switch 13-2's and third toggle switch 13-3 is defeated
Enter end connection regulator 4, output end connects the first electric power banana bin 12-2, the output end of the second toggle switch 13-2 and the
Digital milliampere ammeter 6 is equipped between one electric power banana bin 12-2；Digital voltmeter 5 respectively with regulator 4, the second electric power
Banana bin 2 connects；The output end of relay group 10 is connect with digital millisecond timer 9, the controlled end difference of relay group 10
It is connect with the output end of the 5th toggle switch 13-5 and the 6th toggle switch 13-6, the input terminal of the 5th toggle switch 13-5 and
The first output end of one toggle switch 13-1 connects, the input terminal of the 6th toggle switch 13-6 and the first electric power banana bin 12-2
Connection；Multi-colour LED 11 is connect with the output end of the 7th toggle switch 13-7, the input terminal of the 7th toggle switch 13-7 and
One electric power banana bin 12-2 connection, multi-colour LED 11 are connect with power outlet 1 respectively with digital millisecond timer 9, wherein
Multi-colour LED 11 is used to indicate power supply status, load condition, and 10 level state controls and delayed movement are closed a floodgate and moved
Make, the action state of separating brake movement；The second output terminal of the input terminal of 4th toggle switch 13-4 and the first toggle switch 13-1
First output end of connection, the 4th toggle switch 13-4 passes through digital milliampere electric current by the second rocker type switch 7, second output terminal
Table 8 is connect with the first electric power banana bin 12-2 respectively, and the output end of digital milliampere ammeter 8 is defeated with the second rocker type switch 7
Enter end connection, by the cooperation between toggle switch group and regulator 4, digital instrument and relay group 10, is able to carry out electricity
The adjusting of pressure value, under-voltage, overpressure value display, phase Leakage Current value, the display for controlling current levels value, delayed time
Value, remote switching time value, the display of long-range opening time value.
Further, the detection device in the embodiment can to take control the external breaker of electric energy meter function and characteristic into
Row entry detection, such as to take control electric energy meter controlled with external breaker AC220V level detection, phase Leakage Current detection,
It is the detection of driving capability, the control detection of current levels, the detection of model selection function, the detection of delayed time, long-range
The projects such as the detection of automatic brake separating time, the detection of remote auto closing time are detected, therefore, next, to above-mentioned function
It can detect and be explained in detail.
It continues to refer to figure 1, firstly, first consolidating the tested expense control external breaker 18 of electric energy meter before operating following embodiment
It is connect with detection device due on guide rail 12-1 and with electric power banana plug with mating first electric power banana bin 12-2.
Using test case 1: the selection of electric energy meter cooperation is realized using attached device shown in FIG. 1:
The switching selection of toggle switch group 13-1 can determine apparatus of the present invention with the short circuit selection of the second electric power banana bin 2
It is to cooperate to carry out detection to the expense control external breaker 18 of electric energy meter or individually control outside electric energy meter expense without electric energy meter with electric energy meter
Breaker 18 is set to be detected.
Using test case 2: realizing the detection and model selection function of the control of AC220V level using attached device shown in FIG. 1
Detection:
The switching selection detection AC220V level control of toggle switch group 13-1 and detection pattern selection function: by south electricity
Net 6.7 and national grid 7.8.2 related specifications operating procedure operate, green by opening/closing first rocker type switch 3 and opening/closing second
Color rocker type switch 7 matches, and completes the control detection of AC220V level, is specifically shown in Table 1.
Table 1: level control detection
The mode selection switch on the tested expense control external breaker 18 of electric energy meter is stirred, opening/closing rocker type switch 7 and behaviour are passed through
Make the tested/feed motion that divides for taking control external 18 handle of breaker of electric energy meter, the detection of completion model selection function.
Using test case 3: the detection of phase Leakage Current is realized using attached device shown in FIG. 1:
Toggle switch group 13-1,13-2,13-4 switching selection detection phase Leakage Current: 5 real-time display tune of digital voltmeter
Superpressure, the under-voltage value of the adjusting of pressure device 4, digital milliampere ammeter 6 show phase Leakage Current value, and rocker type switch 7 presses south electric network
7.7.3 with national grid 7.8.3 related specifications operating procedure operate, i.e., adjusting pressure regulator 4 60% to 120% it is under-voltage with it is super
Fluctuated between pressure value, opening/closing rocker type switch 7, observation breaker can action message, after movement, in digital milliampere electric current
Phase Leakage Current value is observed on table 6, completes detection.
Using test case 4: the detection of driving capability is realized using attached device shown in FIG. 1:
Toggle switch group 13-1,13-3,13-4 switching selection detection driving capability: 5 real-time display pressure regulation of digital voltmeter
The superpressure that device 4 is adjusted, under-voltage value, rocker type switch 7 are walked by south electric network 7.7.1 and the operation of national grid 7.8.1 related specifications
Rapid operation:
(a) it adjusts pressure regulator 4 to fluctuate superpressure value between in 60% to 120% under-voltage, the opening/closing movement of rocker type switch 7
50 times, every minor tick 10 seconds, can observation breaker action message 50 times.
(b) pressure regulator 4 is adjusted, observation digital voltmeter 8 shows that voltage effective value is not less than 130V (sine wave), positive peak
Can voltage corresponding to threshold voltage 210V, opening/closing rocker type switch 7, observation breaker normally execute feed motion.
(c) pressure regulator 4 is adjusted, digital voltmeter 8 is made to show virtual value 5V, peak forward voltage 10V alternating voltage institute is right
Can the voltage value that answered, observation breaker normally execute separating brake movement.By operating above, driving capability detection is completed.
Using test case 5: the detection of control current levels is realized using attached device shown in FIG. 1:
Toggle switch group 13-1 and 13-4 switching selection detection control current levels: circuit passes through the switching of 13-4,13-4
Select whether 8 connect, when 13-4 first exports selection, 8 do not have to access, divide/conjunction to breaker 18 by 7 opening/closing realization
The control of lock movement, when cooperating with 3, it can be achieved that using test case 2, the output of 13-4 second selection in circuit in use, go here and there into milli
Pacify ammeter 8, milliampere ammeter 8 passes through the second rocker type switch 7 at this time, is connected to breaker to be checked to measure control level
Electric current, after digital milliampere ammeter 8 shows that rocker type switch 7 closes a floodgate, the tested external breaker 18 of control electric energy meter that takes controls route institute
Consume current value.
Using test case 6: the detection of delayed time is realized using attached device shown in FIG. 1:
Toggle switch group 13-1,13-4,13-5,13-6,13-7 switching selection detection delayed time: rocker type switch 7
After separating brake, 3 separating brake of rocker type switch makes the portable external detection device for circuit breaker of expense control electric energy meter and the power outlet 1 with insurance
Cutting, then rocker type switch 7 closes a floodgate, and and then rocker type switch 3 closes a floodgate because toggle switch 13-6 with toggle switch group is other opens
Close and relay group 10 between opening/closing interlocking, and timer 9 passes through relay group 10 and the 5th toggle switch 13-5 and the at this time
Six toggle switch 13-6 connections, multi-colour LED 11 is connected by the 7th toggle switch 13-7 with tested breaker, by opening/closing
Second rocker type switch 7, so that this embodiment is completed, it, can be in timer 9 and polychrome beacon lamp 11 after being detected breaker actuation
The upper observation tested delayed time for taking the control external breaker 18 of electric energy meter and level state.
Using test case 7: the detection of remote switching time is realized using attached device shown in FIG. 1:
Toggle switch group 13-1,13-4,13-5,13-6,13-7 switching selection detection remote switching time: take control tested
In the case where external 18 separating brake of breaker of electric energy meter, rocker type switch 7 closes a floodgate, and closes a floodgate to the tested external breaker 18 of control electric energy meter that takes
Signal, because of opening/closing interlocking between toggle switch 13-6 and the other switches of toggle switch group and relay group 10, and timing at this time
Device 9 is connect by relay group 10 with the 5th toggle switch 13-5 and the 6th toggle switch 13-6, and multi-colour LED 11 passes through the
Seven toggle switch 13-7 are connected with tested breaker, by opening/closing second rocker type switch 7, so that this embodiment is completed, by application of the law
After road device acts, it can be detected in timer 9 with observation on polychrome beacon lamp 11 and take the remote of the control external breaker 18 of electric energy meter
Journey closing time and level state.
Using test case 8: the detection of long-range opening time is realized using attached device shown in FIG. 1:
Toggle switch group 13-1,13-4,13-5,13-6,13-7 switching selection detect long-range opening time: taking control tested
In the case that the external breaker 18 of electric energy meter closes a floodgate, 7 separating brake of rocker type switch takes control external 18 separating brake of breaker of electric energy meter to tested
Signal, because of opening/closing interlocking between toggle switch 13-6 and the other switches of toggle switch group and relay group 10, and timing at this time
Device 9 is connect by relay group 10 with the 5th toggle switch 13-5 and the 6th toggle switch 13-6, and multi-colour LED 11 passes through the
Seven toggle switch 13-7 are connected with tested breaker, by opening/closing second rocker type switch 7, so that this embodiment is completed, by application of the law
After road device acts, it can be detected in timer 9 with observation on polychrome beacon lamp 11 and take the remote of the control external breaker 18 of electric energy meter
Journey opening time and level state.
In conclusion above embodiments, which are used, takes the external breaker entry of control electric energy meter by what Portable suitcase carried
Detection device carries all detection devices and instrument by installation panel 19, panel bottom surface be fixed with relay stand 16 and after
Relay group 10 that appliance plate 17 carries, being made of the interlocking relay of multiple cross complaints, is further fixed on regulator bracket 15
The regulator of carrying, panel front are equipped with regulator turn-knob 14, the first electric power banana bin 12-2, guide rail 12-1, number
Voltmeter 5, digital milliampere ammeter 6 and 8, digital millisecond timer 9, multi-colour LED 11, interlocking button of multiple cross complaints are opened
Close the toggle switch group of composition.The external breaker 18 of control electric energy meter that takes on guide rail 12-1 is once loaded, toggle switch is passed through
The switching of group, relay group 10 interlocks selection, and the tested control external breaker 18 of electric energy meter that takes is connect progress with device and instrument
Entry detection and state instruction and value are shown, realize the inspection controlled with external breaker AC220V level expense control electric energy meter
Survey, the detection of driving capability, the detection for controlling current levels, the detection of model selection function, powers on the detection of phase Leakage Current
The detection of delay time, the detection of remote auto opening time, the detection of remote auto full lock time, and may choose whether and electricity
Energy table cooperation test, while guaranteeing detection accuracy, realizes compact, is convenient for carrying movement, individual equipment is detectable
Project is more, greatly reduces equipment and repeats to purchase, use easy to spread is very suitable for base's routine check work requirements.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (7)
- Portable take the external breaker entry detection device of control electric energy meter 1. a kind of characterized by comprisingCabinet, it is interior to be equipped with installation panel；The installation panel is provided withGuide rail is used for the external breaker of installation fee control electric energy meter；First electric power banana bin is used to provide interface for the expense control external breaker of electric energy meter；Power outlet；Toggle switch group is equipped with the first toggle switch, the second toggle switch, third toggle switch, the 4th toggle switch, the 5th Toggle switch, the 6th toggle switch, the 7th toggle switch；The input terminal of first toggle switch by the first rocker type switch with The power outlet connection；Regulator is connect with the first output end of first toggle switch, wherein second toggle switch and third The input terminal of toggle switch connects regulator, and output end connects the first electric power banana bin, second toggle switch Output end and the first electric power banana bin between be equipped with digital milliampere ammeter；Digital voltmeter is connect with the regulator；The output end of relay group and digital millisecond timer, the relay group is connect with the digital millisecond timer, institute The controlled end for stating relay group is connect with the output end of the 5th toggle switch and the 6th toggle switch respectively, the 5th button The input terminal of sub switch is connect with the first output end of first toggle switch, the input terminal of the 6th toggle switch and institute State the connection of the first electric power banana bin；AndMulti-colour LED is connect with the output end of the 7th toggle switch, the input terminal of the 7th toggle switch and institute State the connection of the first electric power banana bin；Wherein, the input terminal of the 4th toggle switch is connect with the second output terminal of first toggle switch, and the described 4th First output end of toggle switch passes through digital milliampere ammeter respectively with described the by the second rocker type switch, second output terminal The output end of the connection of one electric power banana bin, the number milliampere ammeter is connect with the input terminal of second rocker type switch.
- Portable take the external breaker entry detection device of control electric energy meter 2. according to claim 1, which is characterized in that The multi-colour LED is connect with the power outlet respectively with digital millisecond timer.
- Portable take the external breaker entry detection device of control electric energy meter 3. according to claim 1, which is characterized in that The cabinet is band cipher lock type portable appliance case.
- Portable take the external breaker entry detection device of control electric energy meter 4. according to claim 1, which is characterized in that The relay group is installed on the bottom surface of installation panel by relay board bracket.
- Portable take the external breaker entry detection device of control electric energy meter 5. according to claim 1, which is characterized in that The regulator is installed on the bottom surface of installation panel by regulator bracket.
- Portable take the external breaker entry detection device of control electric energy meter 6. according to claim 1, which is characterized in that The second electric power banana bin is equipped between the input terminal and the power outlet of first toggle switch, for controlling electric energy to take Table provides interface.
- Portable take the external breaker entry detection device of control electric energy meter 7. according to claim 6, which is characterized in that The digital voltmeter and the connection of the second electric power banana bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329848.2A CN107192942B (en) | 2017-05-11 | 2017-05-11 | It is a kind of portable to take the external breaker entry detection device of control electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710329848.2A CN107192942B (en) | 2017-05-11 | 2017-05-11 | It is a kind of portable to take the external breaker entry detection device of control electric energy meter |
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| Publication Number | Publication Date |
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| CN107192942A CN107192942A (en) | 2017-09-22 |
| CN107192942B true CN107192942B (en) | 2019-05-28 |
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| CN201710329848.2A Active CN107192942B (en) | 2017-05-11 | 2017-05-11 | It is a kind of portable to take the external breaker entry detection device of control electric energy meter |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907722B (en) * | 2017-12-21 | 2024-05-07 | 浙江天正电气股份有限公司 | External circuit breaker double-locking system of electric energy meter |
| CN113567856A (en) * | 2021-08-31 | 2021-10-29 | 广东电网有限责任公司 | Detection device and detection method for external circuit breaker of electric energy meter |
| CN114236371B (en) * | 2021-11-15 | 2022-05-24 | 广东电网有限责任公司东莞供电局 | Relay multistation testing arrangement |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6457181A (en) * | 1987-08-28 | 1989-03-03 | Hitachi Ltd | Method for testing shortcircuit of three-phase tank-shaped breaker |
| US6850072B1 (en) * | 2003-03-31 | 2005-02-01 | General Electric Company | Methods and apparatus for analyzing high voltage circuit breakers |
| CN103116128A (en) * | 2013-01-25 | 2013-05-22 | 河北工业大学 | Breaker overload testing device and operation method thereof |
| CN104181413A (en) * | 2014-07-23 | 2014-12-03 | 国家电网公司 | Multifunctional relay protection experiment device and use method thereof |
| CN204789928U (en) * | 2015-06-26 | 2015-11-18 | 航天科工防御技术研究试验中心 | Circuit breaker testing arrangement |
| CN106291024A (en) * | 2016-08-02 | 2017-01-04 | 广西云涌科技有限公司 | A kind of chopper test ammeter box of function when possessing survey |
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2017
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