CN206250137U - Control and protective switch - Google Patents
Control and protective switch Download PDFInfo
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- CN206250137U CN206250137U CN201621292973.8U CN201621292973U CN206250137U CN 206250137 U CN206250137 U CN 206250137U CN 201621292973 U CN201621292973 U CN 201621292973U CN 206250137 U CN206250137 U CN 206250137U
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- main circuit
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- circuit
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Abstract
The utility model discloses a kind of control and protective switch, belong to switching technique field, current-limiting type quick acting mechanism controls main circuit contact group contact simultaneously cuts off main circuit, automatically jumping with pneumatic operating mechanism passes through control coil circuit controls main circuit, the adhesive of electromagnetism transmission mechanism armature, disconnect the division of control main circuit contact group contact, operating mechanism controls the break-make of main circuit contact group main contact by control circuit on the spot or circuit for remotely controlling by the coil of electromagnetism transmission mechanism, the utility model has short circuit breaking capacity, when main circuit breaks down, intelligent electrical apparatus release can disconnect main circuit and realize defencive function, the coil break-make of electromagnetism transmission mechanism is controlled by controlling circuit or circuit for remotely controlling on the spot, and then control the main contact break-make of the contact group of the switch, realize the function of on the spot/remote control.
Description
Technical field
The utility model belongs to switching technique field, and in particular to a kind of control and protective switch.
Background technology
DHKBO is that " control and protective switching device " is new low-pressure electronic equipment product, and DHKBO is integrated with traditional open circuit
Device (fuse), contactor, overload (or overvoltage, disconnected phase, electric leakage etc.) protective breaker, starter, isolator, motor are comprehensively protected
The major functions such as shield device, protect with overvoltage protection, under-voltage protection, open-phase protection, undercurrent protection, current imbalance protection, excessively stream
The functions such as shield, rotation-clogging protection, short-circuit protection, earth leakage protective, with small volume, reliability is high, short circuit breaking capacity is strong, arcing away from
From it is short the advantages of.
DHKBO be mainly used in exchange 50HZ, rated operational voltage to 690V, main body rated current from 16A to 125A, intelligence
Can controller adjustable working electric current can be connected from 0.16A to 125A, in power system of the power from 0.05kW to 55kW, carried
With the curtage of (including overload condition of regulation) under disjunction normal condition, it is also possible to connect, carry certain hour and divide
The curtage of (such as short-circuit, under-voltage) under the non-normal condition of disconnected regulation.
And existing control and protective switch short circuit breaking capacity is poor, without remote control and on the spot manpower control
Function, causes the poor reliability of control and protective switch, therefore provides that a kind of short circuit breaking capacity is strong, with remote control and connects
The difunctional reliability of ground control control and protective switch high.
Utility model content
The purpose of the utility model is to provide a kind of control and protective switch, solves existing control and protective switch short circuit
Breaking capacity is poor, control without remote control and on the spot function and the problem of poor reliability.
Its solve technical scheme be：A kind of control and protective switch, including display panel, guidance panel, operating mechanism,
Electromagnetism transmission mechanism, main circuit contact group, arc quenching system, intelligent electrical apparatus release and auxiliary contact, the main circuit contact group include
Dynamic and static double break contact, grating arc-extinguishing chamber, current-limiting type quick acting mechanism and cage, the current-limiting type quick acting mechanism control
Main circuit contact group contact processed simultaneously cuts off main circuit, the automatically jumping with pneumatic operating mechanism, control coil loop, controls main electricity
Road, the adhesive of the electromagnetism transmission mechanism armature, the division of disconnection control main circuit contact group contact, the operating mechanism passes through
Control circuit or circuit for remotely controlling control the break-make of main circuit contact group main contact by the coil of electromagnetism transmission mechanism on the spot,
The intelligent electrical apparatus release is used for the magnitude of voltage of real-time current value, leakage current value and the accessory power supply for monitoring and showing main circuit,
The intelligent electrical apparatus release controls main circuit；
The circuit of control on the spot is to increase change-over switch Q between live wire and CFCPS device for switching；
The circuit for remotely controlling is to increase fuse, A.C. contactor dynamic circuit breaker between live wire and CFCPS device for switching
The circuit connected with change-over switch Q1 and change-over switch Q2 in parallel again after contact T1 and A.C. contactor break contact T2 series connection.
Wherein it is preferred to, the operating mechanism receives the short-circuit release and intelligent electrical apparatus release per pole main circuit contact group
Fault trip signal, control main circuit contact group break of contact wire loop, disjunction main circuit.
Wherein it is preferred to, the main circuit contact group contact and arc quenching system are installed in the bottom of guidance panel, described
Operating mechanism and electromagnetism transmission mechanism are on the main circuit contact group contact and the top of arc quenching system.
Wherein it is preferred to, the electromagnetism transmission mechanism includes coil, iron core, control contact and bearing, the electromagnetic driven
Mechanism drives main circuit contact group to perform and connects or disjunction main circuit.
Wherein it is preferred to, the guidance panel is provided with automatically jumping position 1, automatically controls the disconnection of position 2, main circuit
Position 3, buckle position 4 and isolation handle 5.
Wherein it is preferred to, display screen is provided with the display panel, key, data key, shift key and reset key are set.
Using above-mentioned technical proposal, main circuit contact group uses current-limiting type rapid cut-off electrical apparatus release and arc quenching system, makes control
System has short circuit breaking capacity with protection switch, and when main circuit breaks down, intelligent electrical apparatus release can disconnect main circuit and realize protecting
Protective function, operating mechanism can control the coil break-make of electromagnetism transmission mechanism by controlling circuit or circuit for remotely controlling on the spot,
And then the main contact break-make of the contact group of the switch is controlled, realize the function of on the spot/remote control.
Brief description of the drawings
Fig. 1 is manual control circuit connection figure of the present utility model；
Fig. 2 controls circuit connection diagram on the spot for of the present utility model；
Fig. 3 is circuit for remotely controlling connection figure of the present utility model；
Fig. 4 is the mechanism map of guidance panel of the present utility model.
In figure：1-automatically jumping position, 2-automatically control position, 3-main circuit open position, 4-buckle position,
5-isolation handle.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As shown in Figures 1 to 4, the present embodiment provides a kind of control and protective switch, including display panel, guidance panel, behaviour
Make mechanism, electromagnetism transmission mechanism, main circuit contact group, arc quenching system, intelligent electrical apparatus release and auxiliary contact, main circuit contact group bag
Include dynamic and static double break contact, grating arc-extinguishing chamber, current-limiting type quick acting mechanism and cage, current-limiting type quick acting mechanism controls
Main circuit contact group contact simultaneously cuts off main circuit, the automatically jumping with pneumatic operating mechanism, control coil loop, controls main circuit,
The adhesive of electromagnetism transmission mechanism armature, the division for disconnecting control main circuit contact group contact, main circuit contact group contact and arc extinguishing
System is installed in the bottom of guidance panel, and operating mechanism and electromagnetism transmission mechanism in the main circuit contact group contact and go out
The top of arc system, operating mechanism is controlled by control circuit on the spot or circuit for remotely controlling by the coil of electromagnetism transmission mechanism
The break-make of main circuit contact group main contact, operating mechanism receives the short-circuit release and intelligent electrical apparatus release per pole main circuit contact group
Fault trip signal, control main circuit contact group break of contact wire loop, disjunction main circuit, intelligent electrical apparatus release be used for monitor
And show the magnitude of voltage of real-time current value, leakage current value and the accessory power supply of main circuit, intelligent electrical apparatus release control main circuit；Just
Ground control circuit is to increase change-over switch Q between live wire and CFCPS device for switching；Circuit for remotely controlling be live wire with
After increasing fuse, A.C. contactor break contact T1 and A.C. contactor break contact T2 series connection between CFCPS device for switching
The circuit connected with change-over switch Q1 and change-over switch Q2 in parallel again.
In the present embodiment, the electromagnetism transmission mechanism includes coil, iron core, control contact and bearing, the electromagnetic driven
Mechanism drives main circuit contact group to perform and connects or disjunction main circuit.
In the present embodiment, intelligent electrical apparatus release includes micro-control unit MCU, current transformer, charactron, electronics tripping coil
And actuating mechanism, real-time current value, leakage current value, the magnitude of voltage of accessory power supply of main circuit can be monitored and show, when main electricity
When road is broken down, main circuit can be rapidly disconnected, realize defencive function.
In the present embodiment, the guidance panel is provided with automatically jumping position 1, automatically controls position 2, main circuit disconnection position
3, buckle position 4 and isolation handle 5 are put, automatically jumping position 1 is in the circuit connected, if there is disconnected phase, phase shortage, to owe
When stream, current imbalance, overload, stall, short circuit, electric leakage, overvoltage, under-voltage fault, control and protective switch corresponding function module
Action, position when making main circuit contact group contact and coil control contact disconnect；It refers to control and guarantor to automatically control position 2
The coil control contact of switch internal is protected in the position of closure；Main circuit open position 3 refers to inside control and protective switch
Coil control contact is in open position, and control and protective switch main circuit contact group contact is maintained at open position；Button bit again
It refers to that operation knob is rotated during to the position to put 4, can just make the control and protective switch circuit normal reset threaded off and detain again；
Isolation handle 5 refers to manually operated handle, and isolation handle 5 is operating side away from one end of main circuit open position 3, isolates hand
Handle 5 is knob near one end of main circuit open position 3.
Display screen is provided with the present embodiment, on display panel, key, data key, shift key and reset key, display screen are set
For showing the magnitude of voltage of real-time current value, leakage current value and the accessory power supply of main circuit, during the switch no-load running, by setting
Key into parameter setting state is put, in the switch running, setting key is pressed and is entered parameter query state；The switch no-load running
When, enter fault inquiry state by data key, in parameter setting program, the data of flicker bit are changed by data key, by displacement
The key flicker data bit to be changed of selection, preserves parameter and exits parameter setting by reset key, and the normal detection state of input is born
During carrying row, the current real-time detector data of display is incremented by by data key orientation, successively decreases by shift key orientation and show current inspection in real time
Data are surveyed, when display is oriented, circulation display is recovered by reset key.
The present embodiment is when in use：
First, operation isolation handle 5 makes knob be in automatically jumping position 1, i.e. control and protective switch in dropout work
Make state, again, operation isolation handle 5 makes knob be in buckle position 4, and then, operation isolation handle 5 makes knob be in automatically
Control position 2, control and protective switch could realize far distance automatic controlling；The control control of operation isolation handle 5 is opened with protection
The working condition of pass, and short-circuit trip signal and the fault trip signal from intelligent electrical apparatus release per pole contact group can be received,
By controlling break of contact wire loop, disjunction main circuit, isolation handle 5 is in automatically jumping position 1, only in failture evacuation
Afterwards, ability operation isolation handle 5 is rotated to buckle position 4, carries out reset combined floodgate.
In sum, main circuit contact group uses current-limiting type rapid cut-off electrical apparatus release and arc quenching system, makes control with protection
Switch has short circuit breaking capacity, and when main circuit breaks down, intelligent electrical apparatus release can disconnect main circuit and realize defencive function, behaviour
Making mechanism can control the coil break-make of electromagnetism transmission mechanism by controlling circuit or circuit for remotely controlling on the spot, and then control to be somebody's turn to do
The main contact break-make of the contact group of switch, realizes the function of on the spot/remote control.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of control and protective switch, including display panel, guidance panel, operating mechanism, electromagnetism transmission mechanism, main circuit connect
Touch group, arc quenching system, intelligent electrical apparatus release and auxiliary contact, it is characterised in that the main circuit contact group includes dynamic and static double breaking points
Contact, grating arc-extinguishing chamber, current-limiting type quick acting mechanism and cage, the current-limiting type quick acting mechanism controls main circuit contact
Group contact simultaneously cuts off main circuit, and the automatically jumping with pneumatic operating mechanism is by control coil circuit controls main circuit, the electromagnetism
The adhesive of transmission mechanism armature, the division for disconnecting control main circuit contact group contact, the operating mechanism by controlling electricity on the spot
Road or circuit for remotely controlling control the break-make of main circuit contact group main contact, the intelligence to take off by the coil of electromagnetism transmission mechanism
Button device is used for the magnitude of voltage of real-time current value, leakage current value and the accessory power supply for monitoring and showing main circuit, and the intelligence takes off
Button device control main circuit；
The circuit of control on the spot is to increase change-over switch Q between live wire and CFCPS device for switching；
The circuit for remotely controlling is to increase fuse, A.C. contactor break contact between live wire and CFCPS device for switching
The circuit connected with change-over switch Q1 and change-over switch Q2 in parallel again after T1 and A.C. contactor break contact T2 series connection.
2. control and protective switch according to claim 1, it is characterised in that the operating mechanism is received per pole main circuit
The short-circuit release of contact group and the fault trip signal of intelligent electrical apparatus release, control main circuit contact group break of contact coil are returned
Road, disjunction main circuit.
3. control and protective switch according to claim 1, it is characterised in that the main circuit contact group contact and arc extinguishing
System is installed in the bottom of guidance panel, and the operating mechanism and electromagnetism transmission mechanism are in the main circuit contact group contact
And the top of arc quenching system.
4. control and protective switch according to claim 1, it is characterised in that the electromagnetism transmission mechanism include coil,
Iron core, control contact and bearing, the electromagnetism transmission mechanism drive main circuit contact group to perform and connect or disjunction main circuit.
5. control and protective switch according to claim 1, it is characterised in that the guidance panel is provided with automatically jumping
Position (1), automatically control position (2), main circuit open position (3), buckle position (4) and isolation handle (5).
6. control and protective switch according to claim 1, it is characterised in that display is provided with the display panel
Screen, setting key, data key, shift key and reset key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621292973.8U CN206250137U (en) | 2016-11-29 | 2016-11-29 | Control and protective switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621292973.8U CN206250137U (en) | 2016-11-29 | 2016-11-29 | Control and protective switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206250137U true CN206250137U (en) | 2017-06-13 |
Family
ID=59003055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621292973.8U Active CN206250137U (en) | 2016-11-29 | 2016-11-29 | Control and protective switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206250137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927746A (en) * | 2019-05-13 | 2020-11-13 | 上海熠阔电气有限公司 | Fire pump emergency starting mechanical transmission device |
-
2016
- 2016-11-29 CN CN201621292973.8U patent/CN206250137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927746A (en) * | 2019-05-13 | 2020-11-13 | 上海熠阔电气有限公司 | Fire pump emergency starting mechanical transmission device |
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