CN209624761U - Electric energy meter fast powering-up device - Google Patents
Electric energy meter fast powering-up device Download PDFInfo
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- CN209624761U CN209624761U CN201920240940.6U CN201920240940U CN209624761U CN 209624761 U CN209624761 U CN 209624761U CN 201920240940 U CN201920240940 U CN 201920240940U CN 209624761 U CN209624761 U CN 209624761U
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Abstract
The utility model relates to electric energy meter detection technique fields, and in particular to a kind of electric energy meter fast powering-up device, the electric energy meter fast powering-up device include: master switch, limit switch, isolating transformer, the first indicator light and the second indicator light；The master switch includes firewire switch and zero curve switch, one end of the firewire switch connects firewire input terminal, the zero curve switch connection zero curve input terminal, the other end of the firewire switch connects one end of the first indicator light and the first switch contact of limit switch, the other end of the other end connection zero curve switch of first indicator light；One end of the second switch contact connection isolating transformer input winding of the limit switch, the other end of the isolating transformer input winding connect zero curve, and the both ends of isolating transformer output winding connect second indicator light.The electric energy meter fast powering-up device and detection method are directed to the actual demand of on-site personnel, safer, reliable, practical.
Description
Technical field
The utility model relates to electric energy meter detection technique fields, and in particular to a kind of electric energy meter fast powering-up device.
Background technique
When on-site personnel carries out operation outdoors at this stage, the demand of upper electro-detection is carried out to electric energy meter.It is original
Processing method be electrification carry out operation, there is greater risks in safety for this.In addition, even if being carried out to tested electric energy meter
Power on operation, but be also only capable of carrying out electric energy meter basic appearance and display observation, detection project, content are less, information
There is biggish limitation in amount.
Summary of the invention
In order to solve the deficiencies in the prior art, the utility model provides a kind of electric energy meter fast powering-up device, institute
It states electric energy meter fast powering-up device and detection method is directed to the actual demand of on-site personnel, it is safer, reliable, practical.
According to technical solution provided by the utility model, the utility model provides a kind of electric energy meter fast powering-up device, institute
Stating electric energy meter fast powering-up device includes: master switch, limit switch, isolating transformer, the first indicator light and the second indicator light；
The master switch includes firewire switch and zero curve switch, and one end of the firewire switch connects firewire input terminal, institute
State zero curve switch connection zero curve input terminal, the other end of firewire switch connects one end and the limit switch of the first indicator light
First switch contact, the other end of the other end connection zero curve switch of first indicator light；The second of the limit switch opens
One end of contact connection isolating transformer input winding is closed, the other end of the isolating transformer input winding connects zero curve, every
Both ends from transformer output winding connect second indicator light, and the both ends of isolating transformer output winding are respectively
Fire wire output end and zero line output end.
Further, the limit switch includes operating mechanism and contact system, and the contact system includes corresponding
First switch contact and second switch contact, the first switch contact and second switch contact can contact, separate；The behaviour
Make mechanism to be connected with first switch contact, by operating operating mechanism, enables to the first switch contact and second switch
The contact or separation of contact.
Further, the electric energy meter fast powering-up device further includes shell；The master switch, limit switch, isolation become
Depressor, the first indicator light and the second indicator light are respectively provided on the housing.
Further, detection socket is offered on the shell, the detection socket is described for connecting tested electric energy meter
Fire wire output end and zero line output end are set in the detection socket, and the behaviour end of the operating mechanism of the limit switch is set to institute
It states in detection socket.
It is and existing from the above as can be seen that electric energy meter fast powering-up device provided by the utility model and detection method
There is technology to compare and have following advantages: considering the safety that electric energy meter powers on, the limit switch has the function of proof and electric leakage-proof safety.
In addition, all accessible metal parts are all in electroless state before electric energy meter correctly playbacks.Consider that the project of detection needs
It asks, the utility model the RS485 communication to electric energy meter, infrared, clock, elementary error, the functions such as display can carry out after the power-up
Quickly, it reliably, accurately detects.
Detailed description of the invention
Fig. 1 is the electrical block diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the lateral section structural schematic diagram of Fig. 2.
Fig. 4 is the structural schematic diagram of the limit switch structure specific embodiment of the utility model.
1. master switch, 110. firewires switch, 120. zero curves switch, 2. limit switches, 210 operating mechanisms, 220.
Contact system, 211. operating heads, 212. operating sticks, 213. rotation axis, 214. return springs, 221. first switch contacts,
222. second switch contacts, 3. isolating transformers, 310. input windings, 320. output windings, 4. first indicator lights, 5.
Second indicator light, 611. firewire input terminals, 612. zero curve input terminals, 621. fire wire output ends, 622. zero line output ends, 7.
Shell, 8. detection sockets, 9. tested electric energy meters.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.Wherein identical components are presented with like reference characters.It needs
Illustrate, word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to the side in attached drawing
To.The word "inner" used and "outside" refer respectively to the direction towards or away from geometric center of specific component.
As shown in Fig. 1 ~ Fig. 4, a kind of electric energy meter fast powering-up device is provided, the electric energy meter fast powering-up device includes:
Master switch 1, limit switch 2, isolating transformer 3, the first indicator light 4 and the second indicator light 5；
The master switch 1 includes firewire switch 110 and zero curve switch 120, and one end of the firewire switch 110 connects firewire
Input terminal 611, the zero curve switch 120 connect zero curve input terminal 612, and the other end connection first of the firewire switch 110 refers to
Show one end of lamp 4 and the first switch contact 221 of limit switch 2, the other end connection zero curve switch of first indicator light 4
120 other end；The second switch contact 222 of the limit switch 2 connects one end of the input of isolating transformer 3 winding 310, institute
The other end connection zero curve of the input of isolating transformer 3 winding 310 is stated, the output of isolating transformer 3 is wound described in 320 both ends connection
Second indicator light 5, and the both ends of the output of the isolating transformer 3 winding 320 are respectively fire wire output end 621 and zero line output end
622；The fire wire output end 621 and tested electric energy meter 9 is also connected between zero line output end 622.
It is to be understood that the limit switch 2 includes operating mechanism 210 and contact system 220, the contact system
220 include corresponding first switch contact 221 and second switch contact 222, the first switch contact 221 and second switch
Contact 222 can contact, separate the open and close for realizing the limit switch 2 respectively；The operating mechanism 210 and
One switch contact 221 is connected, and by operating operating mechanism 210, the first switch contact 221 and second switch is enabled to touch
The contact or separation of point 222.
It is understood that the isolating transformer 3 has not only acted as the influence of shoving of circuit after inhibiting secondary, Er Qiebao
The relatively steady of secondary voltage has been demonstrate,proved, protective effect also has been played to the upward and downward electric process of tested electric energy meter 9, and pass through isolation
The isolation features of transformer 3 and the safety protection function of earth leakage circuit-breaker, play personal safety guarantee to the maximum extent
Effect.
The electric energy meter fast powering-up device further includes shell 7；The master switch 1, limit switch 2, isolating transformer 3,
First indicator light 4 and the second indicator light 5 are arranged on the shell 7；
Detection socket 8 is offered on the shell 7, the detection socket 8 is for connecting tested electric energy meter 9, the firewire
Output end 621 and zero line output end 622 are set in the detection socket 8, and the behaviour of the operating mechanism 210 of the limit switch 2
Make end in the detection socket 8.
Below with regard to explaining for one of embodiment of limit switch 2: the operating mechanism of the limit switch 2
210 include operating stick 212, and the operating stick 212 is that axis is rotatably installed in the shell 7 with rotation axis 213, the operating stick
212 one end is equipped with operating head 211, and the other end is equipped with the first switch contact 221, and the operating head 211 protrude into it is described
The operating head 211 in socket 8 is detected, flexible work can be done in the detection socket 8 when effect of the operating head 211 by power
It is dynamic；Operating stick 212 positioned at 211 side of operating head is equipped with return spring 214；When tested electric energy meter 9 is inserted into detection socket 8
When, the operating head 211 is compressed by active force to the left, the return spring 214 by operating stick 212, the operating stick 212
The other end lifts, so that first switch contact 221 and second switch contact 222 contact, the limit switch 2 is closed.Work as operation
First 211 when being not affected by active force, and under the action of return spring 214, first switch contact 221 and second switch contact 222 are separated,
Limit switch 2 disconnects.It is to be understood that the limit switch 2 is not used to limit institute for one of enforceable mode
State the specific structure of limit switch 2.
In use, 210 activity of operating mechanism to limit when tested electric energy meter 9 is inserted into the detection socket 8
Then the closure of switch 2 recloses master switch 1, first indicator light 4 and the second indicator light 5 are bright at this time, the survey electric energy
Table powers on success.No matter however whether there is or not maloperation closures, each component of this detection device to locate for master switch 1 before electric energy meter powers on
In electroless state, the first indicator light 4 and the second indicator light 5 do not work, can guarantee that the personal safety of operating personnel, protection are tested
It surveys electric energy meter and powers on safety
It should be understood by those ordinary skilled in the art that: the foregoing is merely specific embodiment of the utility model and
, it is not intended to limit the utility model, all any modifications within the purport of the utility model, made, change equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of electric energy meter fast powering-up device, which is characterized in that the electric energy meter fast powering-up device include: master switch (1),
Limit switch (2), isolating transformer (3), the first indicator light (4) and the second indicator light (5)；
The master switch (1) includes firewire switch (110) and zero curve switch (120), one end connection of the firewire switch (110)
Firewire input terminal (611), zero curve switch (120) connection zero curve input terminal (612), the firewire switch the another of (110)
One end of end connection the first indicator light (4) and the first switch contact (221) of limit switch (2), first indicator light (4)
The other end connects the other end of zero curve switch (120)；Second switch contact (222) the connection isolation of the limit switch (2) becomes
The other end of one end of depressor (3) input winding (310), isolating transformer (3) the input winding (310) connects zero curve, every
Connect second indicator light (5) from the both ends that transformer (3) export winding (320), and the isolating transformer (3) output around
The both ends for hindering (320) are respectively fire wire output end (621) and zero line output end (622).
2. electric energy meter fast powering-up device as described in claim 1, which is characterized in that the limit switch (2) includes operation
Mechanism (210) and contact system (220), the contact system (220) include corresponding first switch contact (221) and second
Switch contact (222), the first switch contact (221) and second switch contact (222) can contact, separate；The operation
Mechanism (210) is connected with first switch contact (221), by operating operating mechanism (210), the first switch is enabled to touch
The contact or separation of point (221) and second switch contact (222).
3. electric energy meter fast powering-up device as claimed in claim 2, which is characterized in that the electric energy meter fast powering-up device is also
Including shell (7)；The master switch (1), limit switch (2), isolating transformer (3), the first indicator light (4) and the second indicator light
(5) it is arranged on the shell (7).
4. electric energy meter fast powering-up device as claimed in claim 3, which is characterized in that offer detection on the shell (7)
Socket (8), the detection socket (8) is for connecting tested electric energy meter (9), the fire wire output end (621) and zero line output end
(622) it is set in the detection socket (8), and the operating side of the operating mechanism (210) of the limit switch (2) is set to the inspection
It surveys in socket (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240940.6U CN209624761U (en) | 2019-02-26 | 2019-02-26 | Electric energy meter fast powering-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920240940.6U CN209624761U (en) | 2019-02-26 | 2019-02-26 | Electric energy meter fast powering-up device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209624761U true CN209624761U (en) | 2019-11-12 |
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ID=68454760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920240940.6U Active CN209624761U (en) | 2019-02-26 | 2019-02-26 | Electric energy meter fast powering-up device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209624761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738848A (en) * | 2019-02-26 | 2019-05-10 | 国网江苏省电力有限公司无锡供电分公司 | Electric energy meter fast powering-up device and detection method |
-
2019
- 2019-02-26 CN CN201920240940.6U patent/CN209624761U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738848A (en) * | 2019-02-26 | 2019-05-10 | 国网江苏省电力有限公司无锡供电分公司 | Electric energy meter fast powering-up device and detection method |
| CN109738848B (en) * | 2019-02-26 | 2024-05-24 | 国网江苏省电力有限公司无锡供电分公司 | Rapid power-on device and detection method for electric energy meter |
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