CN205230966U - Outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism - Google Patents
Outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism Download PDFInfo
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- CN205230966U CN205230966U CN201521024123.5U CN201521024123U CN205230966U CN 205230966 U CN205230966 U CN 205230966U CN 201521024123 U CN201521024123 U CN 201521024123U CN 205230966 U CN205230966 U CN 205230966U
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- separating brake
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- storage capacitor
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Abstract
The utility model relates to an outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism, including portable shell, set up operating panel on portable shell, set up the control circuit in portable shell, the access that is used for inserting circuit breaker control circuit connects, control circuit including the power generating device that is used for producing the electric energy, be used for energy storage or exoelectric charge -discharge to switch the return circuit, be used for control to do the separating brake motion control system of separating brake action, loop connection is switched in the charge -discharge power generating device, the input of separating brake motion control system is connected the charge -discharge and is switched the return circuit, the output of separating brake motion control system passes through access articulate circuit breaker control circuit's separating brake coil. The utility model discloses setting up an outage in addition and dividing the brake gear, then the circuit breaker is in when losing electric state for a long time, can make the normal separating brake of circuit breaker through inserting this device.
Description
Technical field
The utility model relates to a kind of switching-off device for permanent magnet mechanism circuit-breaker.
Background technology
At primary cut-out, along with the development and improvement of correlation technique, permanent magnet mechanism is also more and more obvious relative to the advantage of spring operating mechanism.The circuit breaker user of a lot of electricity consumption occasion has accepted and has approved circuit breaker configuration permanent magnet mechanism.But, the on/off switch action of permanent magnet mechanism circuit-breaker needs to consume more electric energy, when control system power-off, conventional power-off opening mode carries storage capacitor by it to provide electric energy carry out separating brake or directly adopt mechanical type separating brake, and this mechanical brake-dividing system simplifies often, the separating brake power exported and characteristic instability, and when circuit breaker is in service position, to be not easy under cabinet door state to realize power-off opening operation not opening, and this carries storage capacitor and also likely occurs the situation that electric energy is inadequate, separating brake cannot be realized.
Summary of the invention
In order to overcome the above-mentioned deficiency of prior art, the utility model provide a kind of under powering-off state for realizing the open circuit switching-off device being applicable to permanent magnet mechanism circuit-breaker of power-off opening.
The technical scheme in the invention for solving the technical problem is:
A kind of power-off opening device being applicable to permanent magnet mechanism circuit-breaker, comprise portable shell, be arranged on the guidance panel on portable shell, be arranged on the control circuit in portable shell, for being linked into the access joint of circuit breaker control circuit, described control circuit comprises the power generator for generation of electric energy, for the discharge and recharge switching circuit of energy storage or electric discharge, for controlling the separating brake motion control system doing separating brake action, power generator described in described discharge and recharge switching circuit connects, the input of described separating brake motion control system connects discharge and recharge switching circuit, the output of separating brake motion control system is by the switching winding of described access joint connecting breaker control circuit.
As preferably, power generator comprises generator, the electric energy that generator produces is converted to the power module of required voltage, described discharge and recharge switching circuit comprises storage capacitor, power module described in described storage capacitor is connected by change over switch, described storage capacitor also connects discharge resistance by described change over switch, the separating brake motion control system described in output connection of described storage capacitor.
As preferably, separating brake motion control system comprise detect storage capacitor voltage storage capacitor voltage monitoring loop, for comparing storage capacitor voltage with the comparison module of the blocking voltage preset and according to the display module of comparison module for showing, between the output of described separating brake motion control system and switching winding, be connected with opening button.
As preferably, generator is hand-operated electric generator, and described power module includes rectification circuit and voltage stabilizing circuit.
When permanent magnet mechanism is in power failure state for a long time, circuit breaker control circuit consumes the energy of circuit breaker from capacitor, make from the power supply of capacitor lower than the blocking voltage required by separating brake, circuit breaker carries moving system cannot carry out sub-switching operation to circuit breaker.Now, this device is linked into circuit breaker control circuit by access joint, produces electric energy by power generator, and carry out energy storage by discharge and recharge switching circuit, then control whether be communicated with switching winding by separating brake motion control system and realize separating brake action.
It specifically, change over switch is switched to charged state from discharge condition, shake hand-operated electric generator, and obtain galvanic current pressure by power module, storage capacitor is charged, the voltage of this storage capacitor is detected in the storage capacitor voltage monitoring loop of separating brake motion control system, when comparison module show that storage capacitor voltage is greater than required blocking voltage, can show, opening button on operator's push panel, be communicated with separating brake motion control system and switching winding, the energy transferring of storage capacitor is carried out separating brake action to switching winding.
When this power-off opening device accesses, in order to safety, the on/off switch control system that circuit breaker can be carried is thrown off.
The storage capacitor of discharge and recharge switching circuit, when not carrying out sub-switching operation at ordinary times, is that change over switch is got to discharge resistance end, is discharged by storage capacitor, prevent it charged, ensure safety.
If circuit breaker is placed in switch cubicle, the power-off opening interface extended of circuit breaker is connected to switch cabinet instrument room, and power-off opening device can directly be connected with switch cubicle, makes circuit breaker also can realize power-off opening in service position.
The utility model can provide enough separating brake electric energy to switching winding, makes the normal separating brake of circuit breaker.
The utility model is also for the circuit breaker cannot installing mechanical type manual switching-off device because of spatial limitation provides a kind of scheme of power-off opening.
The beneficial effects of the utility model are: the utility model arranges a power-off opening device in addition, then, when circuit breaker is in power failure state for a long time, by this device of access, can make the normal separating brake of circuit breaker.
Accompanying drawing explanation
Fig. 1 is electrical block diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of power-off opening device being applicable to permanent magnet mechanism circuit-breaker, comprise portable shell, be arranged on the guidance panel on portable shell, be arranged on the control circuit in portable shell, for being linked into the access joint of circuit breaker control circuit, as shown in Figure 1, control circuit comprises the power generator for generation of electric energy, for the discharge and recharge switching circuit of energy storage or electric discharge, for controlling the separating brake motion control system 3 doing separating brake action, power generator comprises generator 1, the electric energy that generator 1 produces is converted to the power module 2 of required voltage, described discharge and recharge switching circuit comprises storage capacitor C, power module 2 described in described storage capacitor is connected by change over switch K, storage capacitor C also connects discharge resistance R by described change over switch K, the output of described storage capacitor connects separating brake motion control system 3.The output of separating brake motion control system is by the switching winding L of described access joint connecting breaker control circuit.Separating brake motion control system 3 comprise detect storage capacitor voltage storage capacitor voltage monitoring loop, for comparing storage capacitor voltage with the comparison module of the blocking voltage preset and according to the display module of comparison module for showing, between the output of described separating brake motion control system and switching winding, be connected with opening button.Generator is hand-operated electric generator, and power module includes rectification circuit and voltage stabilizing circuit.
When permanent magnet mechanism is in power failure state for a long time, circuit breaker control circuit consumes the energy of circuit breaker from capacitor, make from the power supply of capacitor lower than the blocking voltage required by separating brake, circuit breaker carries moving system cannot carry out sub-switching operation to circuit breaker.Now, this device is linked into circuit breaker control circuit by access joint, produces electric energy by power generator, and carry out energy storage by discharge and recharge switching circuit, then control whether be communicated with switching winding by separating brake motion control system and realize separating brake action.
It specifically, change over switch K is switched to charged state from discharge condition, shake hand-operated electric generator 1, and obtain galvanic current pressure by power module 2, storage capacitor C is charged, the voltage of this storage capacitor is detected in the storage capacitor voltage monitoring loop of separating brake motion control system, when comparison module show that storage capacitor C voltage is greater than required blocking voltage, can show, opening button on operator's push panel, be communicated with separating brake motion control system and switching winding, the energy transferring of storage capacitor is carried out separating brake action to switching winding.
When this power-off opening device accesses, in order to safety, the on/off switch control system that circuit breaker can be carried is thrown off.
The storage capacitor C of discharge and recharge switching circuit, when not carrying out sub-switching operation at ordinary times, is change over switch K is got to discharge resistance R to hold, is discharged by storage capacitor, prevent it charged, ensure safety.
If circuit breaker is placed in switch cubicle, the power-off opening interface extended of circuit breaker is connected to switch cabinet instrument room, and power-off opening device can directly be connected with switch cubicle, makes circuit breaker also can realize power-off opening in service position.
The utility model provides enough separating brake electric energy can to switching winding L, makes the normal separating brake of circuit breaker.
The utility model is also for the circuit breaker cannot installing mechanical type manual switching-off device because of spatial limitation provides a kind of scheme of power-off opening.
The utility model arranges a power-off opening device in addition, then, when circuit breaker is in power failure state for a long time, by this device of access, can make the normal separating brake of circuit breaker.
Claims (4)
1. one kind is applicable to the power-off opening device of permanent magnet mechanism circuit-breaker, it is characterized in that: comprise portable shell, be arranged on the guidance panel on portable shell, be arranged on the control circuit in portable shell, for being linked into the access joint of circuit breaker control circuit, described control circuit comprises the power generator for generation of electric energy, for the discharge and recharge switching circuit of energy storage or electric discharge, for controlling the separating brake motion control system doing separating brake action, power generator described in described discharge and recharge switching circuit connects, the input of described separating brake motion control system connects discharge and recharge switching circuit, the output of separating brake motion control system is by the switching winding of described access joint connecting breaker control circuit.
2. a kind of power-off opening device being applicable to permanent magnet mechanism circuit-breaker according to claim 1, it is characterized in that: described power generator comprises generator, the electric energy that generator produces is converted to the power module of required voltage, described discharge and recharge switching circuit comprises storage capacitor, power module described in described storage capacitor is connected by change over switch, described storage capacitor also connects discharge resistance by described change over switch, the separating brake motion control system described in output connection of described storage capacitor.
3. a kind of power-off opening device being applicable to permanent magnet mechanism circuit-breaker according to claim 2, it is characterized in that: described separating brake motion control system comprise detect storage capacitor voltage storage capacitor voltage monitoring loop, for comparing storage capacitor voltage with the comparison module of the blocking voltage preset and according to the display module of comparison module for showing, between the output of described separating brake motion control system and switching winding, be connected with opening button.
4. a kind of power-off opening device being applicable to permanent magnet mechanism circuit-breaker according to claim 3, is characterized in that: described generator is hand-operated electric generator, and described power module includes rectification circuit and voltage stabilizing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521024123.5U CN205230966U (en) | 2015-12-11 | 2015-12-11 | Outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521024123.5U CN205230966U (en) | 2015-12-11 | 2015-12-11 | Outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205230966U true CN205230966U (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521024123.5U Active CN205230966U (en) | 2015-12-11 | 2015-12-11 | Outage divides brake gear suitable for circuit breaker with permanent magnetic mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205230966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111162578A (en) * | 2019-12-10 | 2020-05-15 | 安徽合凯电气科技股份有限公司 | Permanent magnet switch mobile power supply |
-
2015
- 2015-12-11 CN CN201521024123.5U patent/CN205230966U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111162578A (en) * | 2019-12-10 | 2020-05-15 | 安徽合凯电气科技股份有限公司 | Permanent magnet switch mobile power supply |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |