CN205862207U - A kind of distribution delayed startup coupling box - Google Patents
A kind of distribution delayed startup coupling box Download PDFInfo
- Publication number
- CN205862207U CN205862207U CN201620836153.4U CN201620836153U CN205862207U CN 205862207 U CN205862207 U CN 205862207U CN 201620836153 U CN201620836153 U CN 201620836153U CN 205862207 U CN205862207 U CN 205862207U
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- casing
- circuit breaker
- contactor
- coupling box
- delayed startup
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Abstract
The utility model discloses a kind of distribution delayed startup coupling box, including casing, top in casing is provided with main circuit breaker, connect on main circuit breaker and have fuse, connect on fuse and have sequence switch, connect on described main circuit breaker and have three three-phase loops, each three-phase loop includes being arranged on the A.C. contactor in the middle part of described casing, three points of choppers being arranged on described box bottom it are respectively connected with on each A.C. contactor, the side of described point of chopper is also associated with back-up breaker, the side of described back-up breaker connects earth leakage circuit breaker and multi-function jack.The beneficial effects of the utility model are: manually or the input signal of sequence switch is remotely triggered by PLC, make sequence switch order time delay output, control A.C. contactor adhesive, current supply circuit is carried out substep time delay output, and the size of main distribution cabinet can be effectively reduced, reduce the usage amount of PLC, reduce the impact to electrical network when Large Copacity power load starts.
Description
Technical field
This utility model relates to a kind of delayed startup equipment, particularly relates to a kind of distribution delayed startup coupling box.
Background technology
At present, LED display is powered by substantial amounts of Switching Power Supply, and when shielding body and starting, immediate current is very big, easily to electrical network
Form impact.So, for the LED display that area is bigger, the most widely used power supply mode is that under total power distribution cabinet, extension is many
Individual distribution electric box is powered step by step.In total power distribution cabinet, PLC is installed, by the time delay output control function of PLC, total power distribution cabinet is carried out
Power supply time delay output, to reach the upper Electricity Functional of the substep of the time delay to display screen.But very big for area, power load exceedes
The LED display of 500kW, this kind of power supply mode needs to use multiple stage Large Copacity power distribution cabinet associating power supply.Due to this type of power distribution cabinet
Internal equipped with components and parts such as PLC, chopper, A.C. contactor, relays, power distribution cabinet size is relatively big, for safeguarding limited space
Project inapplicable.Further, distribution electric box or capacity is little, quantity is many, can cause quantity and the transmission line circuit number of total power distribution cabinet
Amount increases.The capacity of distribution electric box is big, and quantity is few, then when can cause the transmission line circuit output power supply of total power distribution cabinet, each
The transient current on road is excessive, electrical network is formed impact, or causes Frequent trip.It is fitted with PLC, this kind in every total power distribution cabinet
Distribution system can cause waste and the increase of field programming debugging difficulty of device resource.
For the problem in correlation technique, effective solution is the most not yet proposed.
Utility model content
Higher to service clearance requirement and cause the waste of device resource in order to make up the existing distribution system of LED display
The deficiency increased with field programming debugging difficulty.This utility model provides a kind of substep delayed startup coupling box.The type separated time
Total power distribution cabinet (not comprising PLC, catalyst and relay) that case and size are less and PLC control cabinet are with the use of disclosure satisfy that phase
Distribution demand to relatively narrower space for maintenance.And can effectively reduce the impact to electrical network, PLC usage quantity is greatly decreased, existing
Field detail programming is also relatively easy to.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of distribution delayed startup coupling box, including casing, the top in described casing is provided with main circuit breaker, described master
Connecting on chopper and have fuse, described fuse connects sequence switch, and described main circuit breaker connects three three-phases
Loop, described each three-phase loop includes being arranged on the A.C. contactor in the middle part of described casing, on described each A.C. contactor
Being respectively connected with three points of choppers being arranged on described box bottom, the side of described A.C. contactor is additionally provided with terminals
Son, the side of described point of chopper is also associated with back-up breaker, and the side of described back-up breaker connects has earth leakage protective to break
Road device and multi-function jack, the both sides of described casing bottom are also respectively provided with connecting to neutral copper bar and grounding copper bar.
Further, the side of described casing is additionally provided with power supply indicator, and the bottom of described power supply indicator is provided with
Band lamp control knob.
Further, the opposite side of described casing is provided with electric power incoming line mouth.
Further, the lower section of described band lamp control knob and described electric power incoming line mouth is provided with louvre.
Further, the bottom middle position of described casing is provided with power outlet mouth.
Further, described casing is additionally provided with casing suspension member.
The beneficial effects of the utility model are: manually or the input signal of sequence switch is remotely touched by PLC
Send out, make sequence switch order time delay output, control A.C. contactor adhesive, current supply circuit is carried out substep time delay output, and
The size of main distribution cabinet can be effectively reduced, reduce the usage amount of PLC, reduce when Large Copacity power load starts and electrical network is rushed
Hit.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
The accompanying drawing used required in is briefly described, it should be apparent that, the accompanying drawing in describing below is the most of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this
A little accompanying drawings obtain other accompanying drawing.
Fig. 1 is the circuit connection diagram according to this utility model embodiment；
Fig. 2 is the control principle drawing according to this utility model embodiment；
Fig. 3 is the casing left view according to this utility model embodiment；
Fig. 4 is the box house electric elements figure according to this utility model embodiment；
Fig. 5 is the casing right view according to this utility model embodiment.
In figure:
1, main circuit breaker；2, fuse；3, sequence switch；4, power supply indicator；5, band lamp control knob；6, ac contactor
Device；7, binding post；8, grounding copper bar；9, chopper is divided；10, back-up breaker；11, earth leakage circuit breaker；12, multi-functional
Socket；13, connecting to neutral copper bar；14, power outlet mouth；15, electric power incoming line mouth；16, casing suspension member；17, louvre；18, casing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained, all belong to
Scope in this utility model protection.
As Figure 1-5, according to a kind of distribution delayed startup coupling box described in embodiment of the present utility model, including case
Body 18, it is characterised in that the top in described casing 18 is provided with main circuit breaker 1, described main circuit breaker 1 connects and has fuse
2, described fuse 2 connects and has sequence switch 3, described main circuit breaker 1 connects three three-phase loops, described each three-phase
Loop includes being arranged on the A.C. contactor 6 in the middle part of described casing 18, described each A.C. contactor 6 is respectively connected with and is arranged on
Three points of choppers 9 bottom described casing 18, the side of described A.C. contactor 6 is additionally provided with binding post 7, described disjunction
The side of road device 9 is also associated with back-up breaker 10, and the side of described back-up breaker 10 connects earth leakage circuit breaker 11
And multi-function jack 12, the both sides of described casing 18 bottom are also respectively provided with connecting to neutral copper bar 13 and grounding copper bar 8.Described case
The side of body 18 is additionally provided with power supply indicator 4, and the bottom of described power supply indicator 4 is provided with band lamp control knob 5.Described case
The opposite side of body 18 is provided with electric power incoming line mouth 15.The lower section of described band lamp control knob 5 and described electric power incoming line mouth 15 is all provided with
It is equipped with louvre 17.The bottom middle position of described casing 18 is provided with power outlet mouth 14.Also set up on described casing 18
There is casing suspension member 16.
In FIG, being divided into 3 three-phase loops in leader cable inlet wire access case after main circuit breaker 1, live wire is coupled with 3
A.C. contactor 6, is followed by 3 points of choppers 9, zero line and ground wire through the main current supply circuit of A.C. contactor and is connected on connecing in case respectively
Zero copper bar 13 and grounding copper bar 8.
In fig. 2, the working power of sequence switch 3 connects 1 fuse 2 and protects, when band lamp control knob 5 or PLC
After remote control output provides triggering signal, through sequence switch computing, then Q1, Q2, Q3 order delay output signal is to ac contactor
The coil of device 6, coil electricity produces magnetic field, main noddle on contactor adhesive, and main current supply circuit is connected.Whether main current supply circuit is in
The instruction of "on" position observable band lamp control knob 5.
In figure 3, on the left of casing 18, have electric power incoming line mouth 15, the size of this incoming line about: 100mm long * 50mm width, adopt
Block with dismountable cover plate.Offer louvre 17 in the lower section of incoming line, casing uses the mounting means mounted, and the back side is equipped with case
Body suspension member 16.
In the diagram, the layout of box house components and parts is divided into 3 rows, and topmost a row is: main circuit breaker 1, fuse 2, time
Sequence switch 3；Second row is: A.C. contactor 6, binding post 7.3rd row is: point chopper 9, back-up breaker 10, and electric leakage is protected
Protect chopper 11, multi-function jack 12.In the 3rd row's components and parts both sides equipped with connecting to neutral copper bar 13 and grounding copper bar 8.In middle downside
Have power outlet mouth 14, the size of this line outlet about: 200mm long * 100mm width, use dismountable cover plate closure.
In Figure 5, power supply indicator 4 and band button 5 are installed on the right side of casing 18, and offer louvre 17.
Casing 18 is internally installed sequence switch 3 and A.C. contactor 6, is come by this order time delay output function switched
Control A.C. contactor 6, to reach the order time delay break-make to main current supply circuit.The triggering signal of this timing switch 3 can be by case
Press button or the PLC of body side surface control, and can realize the most manual power transmission and PLC remote control power transmission.Box house is provided with
Multi-function jack, in order to the repair and maintenance of site operation personnel.
The beneficial effects of the utility model are, can effectively reduce the size of main distribution cabinet, reduce the usage amount of PLC, fall
Impact to electrical network when low Large Copacity power load starts.
In sum, by means of technique scheme of the present utility model, manually or PLC is remotely to sequence switch
Input signal trigger, make sequence switch order time delay output, control A.C. contactor adhesive, current supply circuit is carried out point
Step time delay output, and the size of main distribution cabinet can be effectively reduced, reduce the usage amount of PLC, reduce Large Copacity power load
Impact to electrical network during startup.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (6)
1. a distribution delayed startup coupling box, including casing (18), it is characterised in that the top in described casing (18) is arranged
Having main circuit breaker (1), the upper connection of described main circuit breaker (1) has fuse (2), and the upper connection of described fuse (2) has sequence switch
(3), the upper connection of described main circuit breaker (1) has three three-phase loops, described each three-phase loop to include being arranged on described casing
(18) A.C. contactor (6) at middle part, described each A.C. contactor (6) is respectively connected with and is arranged on described casing (18) bottom
Three points of choppers (9), the side of described A.C. contactor (6) is additionally provided with binding post (7), described point of chopper (9)
Side be also associated with back-up breaker (10), the side of described back-up breaker (10) connects earth leakage circuit breaker (11)
And multi-function jack (12), the both sides of described casing (18) bottom are also respectively provided with connecting to neutral copper bar (13) and grounding copper bar
(8).
Distribution delayed startup coupling box the most according to claim 1, it is characterised in that the side of described casing (18) also sets
Being equipped with power supply indicator (4), the bottom of described power supply indicator (4) is provided with band lamp control knob (5).
Distribution delayed startup coupling box the most according to claim 2, it is characterised in that the opposite side of described casing (18) sets
It is equipped with electric power incoming line mouth (15).
Distribution delayed startup coupling box the most according to claim 3, it is characterised in that described band lamp control knob (5) and
The lower section of described electric power incoming line mouth (15) is provided with louvre (17).
Distribution delayed startup coupling box the most according to claim 4, it is characterised in that in the middle of the bottom of described casing (18)
Position is provided with power outlet mouth (14).
Distribution delayed startup coupling box the most according to claim 5, it is characterised in that described casing is additionally provided with on (18)
Casing suspension member (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836153.4U CN205862207U (en) | 2016-08-04 | 2016-08-04 | A kind of distribution delayed startup coupling box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836153.4U CN205862207U (en) | 2016-08-04 | 2016-08-04 | A kind of distribution delayed startup coupling box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205862207U true CN205862207U (en) | 2017-01-04 |
Family
ID=57656718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620836153.4U Active CN205862207U (en) | 2016-08-04 | 2016-08-04 | A kind of distribution delayed startup coupling box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205862207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11799272B2 (en) * | 2019-12-13 | 2023-10-24 | Eaton Intelligent Power Limited | Dual contactor electrical panelboard assembly, systems and methods |
-
2016
- 2016-08-04 CN CN201620836153.4U patent/CN205862207U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11799272B2 (en) * | 2019-12-13 | 2023-10-24 | Eaton Intelligent Power Limited | Dual contactor electrical panelboard assembly, systems and methods |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |