CN109861124A - A kind of pull-out type low-voltage metering mechanism and low-voltage metering cabinet - Google Patents
A kind of pull-out type low-voltage metering mechanism and low-voltage metering cabinet Download PDFInfo
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- CN109861124A CN109861124A CN201910128570.1A CN201910128570A CN109861124A CN 109861124 A CN109861124 A CN 109861124A CN 201910128570 A CN201910128570 A CN 201910128570A CN 109861124 A CN109861124 A CN 109861124A
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Abstract
The invention discloses a kind of pull-out type low-voltage metering mechanism and low-voltage metering cabinets, including take out frame, and the pumping frame includes pedestal and mounting plate, idler wheel is provided on the pedestal, mounting plate is vertically set on pedestal；The front of mounting plate is provided with metering junction box, electricity-measuring meter and secondary component；The reverse side upper and lower ends of mounting plate pass through mounting bracket respectively and are provided with insulator, and by connection row, metering transformer is bolted on connection row the insulator of upper and lower ends.The invention has the advantages that design is reasonable, versatility is high, maintenance is convenient, high safety and reliability.
Description
Technical field
The present invention relates to a kind of pull-out type low-voltage metering mechanism and low-voltage metering cabinets, belong to low-voltage distribution apparatus technology neck
Domain.
Background technique
Currently, power supply bureau's electric energy metering device is substantially opened using fixedly mounted in low-voltage complete in low-voltage distribution apparatus
It closes in cabinet equipment, voltage whole set switch cabinet reserves electrical energy measurement space in production, bus in cabinet is carried out segment processing, just
Electrical energy measurement mutual inductor and electric energy metering device are installed on site.Since metering device is all made of fixedly mounted, service personnel
It when being overhauled, needs to be overhauled or replaced in switchgear, brings biggish inconvenience, while power distribution room to service personnel
Live operating condition is complicated, if electrification maintenance situation in violation of rules and regulations occurs in operation error, will bring great potential safety hazard, serious danger
The personal safety of service personnel is done harm to, thus it requires service personnel need to operate in strict accordance with operating instruction.
In view of the deficiencies of the prior art, a kind of design is reasonable, versatility is high, maintenance is convenient, peace it is necessary to develop by developer
Complete reliable low-voltage metering mechanism and low-voltage metering cabinet.
Summary of the invention
In order to solve the problems existing in the prior art, the object of the invention provide a kind of design rationally, structure is simple, versatility
It is high, can effectively prevent service personnel there is a situation where operation error, the high pull-out type low-voltage metering mechanism of security performance and
Low-voltage metering cabinet.
In order to achieve the above-mentioned object of the invention, the technical scheme adopted by the invention is as follows:
A kind of pull-out type low-voltage metering mechanism, including frame is taken out, the pumping frame includes pedestal and mounting plate, is provided on the pedestal
Idler wheel, mounting plate are vertically set on pedestal；The front of mounting plate is provided with metering junction box, electricity-measuring meter and Quadratic Finite Element
Part；The reverse side upper and lower ends of mounting plate pass through mounting bracket respectively and are provided with insulator, and the insulator of upper and lower ends passes through first
Connection row, the second connection row connect row's connection with third, and an entirety, the first connection row are bolted between connection row
One end and upper end insulator connect, first connection row the other end connected with the second connect row, first connect row on is arranged
There is moving contact；One end of third connection row and the insulator of lower end connect, and the other end of third connection row connects with second row of connection
It connects, is provided with moving contact on third connection row；Metering transformer is bolted on the second connection row.
Preferably, the two sides for taking out frame are equipped with side plate.
A kind of low-voltage metering cabinet, including cabinet body are provided with pull-out type low-voltage metering mechanism, guide rail, measuring room door in cabinet body
Plate, partition, busbar and static contact are provided with observation window and lead-sealing lock on the measuring room door-plate；The partition, measuring room door-plate
An individual metering compartment is formed with cabinet body, and lead sealing is carried out by the lead-sealing lock on metering door-plate.
Preferably, on the cabinet, one end is connected with static contact for the busbar setting.
Preferably, the idler wheel and guide rail cooperating.
Compared with prior art, the present invention uses such extraction structure, and when repair and maintenance extracts metering device out, makes to count
It measures device and is detached from electrical body, complete repair and maintenance work in safety zone, effectively raise the convenience and peace of repair and maintenance
Quan Xing.
Detailed description of the invention
Fig. 1 is pull-out type low-voltage metering mechanism structural schematic diagram.
Fig. 2 is low-voltage metering cabinet side schematic view.
Fig. 3 is low-voltage metering cabinet front schematic view.
Specific embodiment
The present invention will be further described in detail with specific implementation example with reference to the accompanying drawing.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of pull-out type low-voltage metering mechanism, including frame 10 is taken out, the pumping frame 10 includes bottom
Seat 101 and mounting plate 102, the bottom of the pedestal 101 are provided with idler wheel 104, facilitate and take out the movement of frame 10.Mounting plate 102 is vertical
It is arranged on pedestal 101, other application apparatus is installed on mounting plate 102.
Mounting plate 102 is typically designed to tabular, sets so as to install difference respectively in the tow sides of mounting plate 102
It is standby, it should be noted that here positive and negative is only opposite concept.In the present embodiment, the front of mounting plate 102 is provided with meter
Measure terminal box 12, electricity-measuring meter 13 and secondary component 11；The reverse side upper and lower ends of mounting plate 102 pass through mounting bracket respectively
103 are provided with insulator 15, and the insulator 15 of upper and lower ends is connected by first the 160, second connection of connection row row 161 with third
Row 162 connects, and an entirety is bolted between connection row, metering transformer 19 is bolted on the second connection
On row 161, convenient for the installation and removal of metering transformer 19.Wherein, one end of the first connection row 160 and the insulator of upper end connect
It connects, the other end of the first connection row 160 is connected with the second row of connection 161, is provided with moving contact 18 on the first connection row 160.It is right
Ying Di, one end of third connection row 162 and the insulator of lower end connect, the other end and second row of connection of third connection row 162
161 connections, third connection arrange and are provided with moving contact 18 on 162.In order to be isolated with cabinet body, side plate is equipped in the two sides for taking out frame
17。
A kind of low-voltage metering cabinet, including cabinet body 20 are equipped with busbar 22, guide rail 21 and static contact 23, busbar in cabinet body 20
22 one end are connected with static contact 23, and one end is fixed on cabinet body 20.
Measuring room door-plate 25 is equipped with before and after cabinet body 20, inside is equipped with partition 24, and measuring room door-plate 25 is equipped with observation window 26
With lead-sealing lock 27.Partition 24 and measuring room door-plate 25 and cabinet body 20 form an independent metering compartment, and pass through metering door-plate
Lead-sealing lock 27 on 25 carries out lead sealing, prevents stealing.
When work, pull-out type low-voltage metering mechanism make in cooperation push-in cabinet body 20 by idler wheel 101 and guide rail 21
Contact 18 is attached with static contact 23, realizes electrical communication, is closed front and back measuring room door-plate 25 and lead sealing, is measured mutual inductance at this time
Device and kilowatt-hour meter start gage work, pass through 26 observable internal operation situation of observation window.
When maintenance, lead-sealing lock 27 and front measuring room door-plate 25 are opened, extracts pull-out type low-voltage metering mechanism out cabinet body 20,
It is detached from electrical body, and moves to safety zone and carries out related repair and maintenance work, can be put back to again in cabinet body 20 simultaneously after the completion of maintenance
Push-in carries out gage work.
Although the present invention has been described by way of example and in terms of the preferred embodiments, drawings and examples be not for limiting the present invention,
It is any to be familiar with this those skilled in the art, without departing from the spirit and scope of the invention, from when that can make various changes or retouch, equally exist
Within protection scope of the present invention.Therefore protection scope of the present invention should be defined with claims hereof protection scope
Subject to.
Claims (5)
1. a kind of pull-out type low-voltage metering mechanism, which is characterized in that including taking out frame, the pumping frame includes pedestal and mounting plate, institute
It states and is provided with idler wheel on pedestal, mounting plate is vertically set on pedestal；The front of mounting plate is provided with metering junction box, metering electricity
Spend table and secondary component；The reverse side upper and lower ends of mounting plate pass through mounting bracket respectively and are provided with insulator, upper and lower ends it is exhausted
Edge by first connection row, second connection row connect with third row connection, connection row between be bolted into one it is whole
Body, one end of the first connection row and the insulator of upper end connect, and the other end of the first connection row is connected with second row of connection, and first
Moving contact is provided on connection row；Third connection row one end and lower end insulator connect, third connection row the other end with
Second connection row's connection, third connection arrange and are provided with moving contact；Metering transformer is bolted on the second connection row.
2. a kind of pull-out type low-voltage metering mechanism according to claim 1, which is characterized in that the two sides for taking out frame are equipped with
Side plate.
3. a kind of low-voltage metering cabinet with pull-out type low-voltage metering mechanism as described in claim 1 or 2, feature exist
In being provided with pull-out type low-voltage metering mechanism, guide rail, measuring room door-plate, partition, busbar and static contact in, including cabinet body, cabinet body,
Observation window and lead-sealing lock are provided on the measuring room door-plate；The partition, measuring room door-plate and cabinet body form one individually
Metering compartment, and lead sealing is carried out by the lead-sealing lock on metering door-plate.
4. a kind of low-voltage metering cabinet according to claim 3, which is characterized in that the busbar is arranged on the cabinet, one end
It is connected with static contact.
5. a kind of low-voltage metering cabinet according to claim 3, which is characterized in that the idler wheel and guide rail cooperating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128570.1A CN109861124B (en) | 2019-02-21 | 2019-02-21 | Draw-out type low-voltage metering device and low-voltage metering cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910128570.1A CN109861124B (en) | 2019-02-21 | 2019-02-21 | Draw-out type low-voltage metering device and low-voltage metering cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109861124A true CN109861124A (en) | 2019-06-07 |
| CN109861124B CN109861124B (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910128570.1A Active CN109861124B (en) | 2019-02-21 | 2019-02-21 | Draw-out type low-voltage metering device and low-voltage metering cabinet |
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| CN109861124B (en) | 2023-12-19 |
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