CN206022157U - A kind of divide-shut brake control circuit suitable for FC loops - Google Patents
A kind of divide-shut brake control circuit suitable for FC loops Download PDFInfo
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- CN206022157U CN206022157U CN201620943324.3U CN201620943324U CN206022157U CN 206022157 U CN206022157 U CN 206022157U CN 201620943324 U CN201620943324 U CN 201620943324U CN 206022157 U CN206022157 U CN 206022157U
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- vacuum contactor
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Abstract
The purpose of this utility model is to provide a kind of breaker tripping and closing control circuit suitable for FC loops, and its technical scheme is：Power module is operated with manual switches after the upper electricity of connection keeps module and is connected to vacuum contactor actuating mechanism, makes vacuum contactor actuating mechanism execute tripping operation or feed motion；CPU module keeps module to be kept powered on state by connecting the upper electricity of auxiliary movement module control, repeats tripping operation or feed motion so as to control vacuum contactor actuating mechanism；Described upper electricity keeps module after hand switch conducting to keep power module to turn on vacuum contactor actuating mechanism.This utility model easily realizes, by single Control feed motion, again by single Control trip operation, coordinate vacuum contactor to use there is low cost, be easy to the characteristics of promoting, its remarkable advantage is to operate easy to maintenance, client easy to use, quickly obtains market accreditation once releasing.
Description
Technical field
The utility model discloses a kind of divide-shut brake control circuit suitable for FC loops, belongs to technical field of electronic products.
Background technology
With the continuous development of national economy, the enterprise such as power plant and industrial and mineral for the requirement more and more higher of power equipment,
Higher requirement is proposed to aspects such as its technical performance, operation stability, installation and maintenance and fire-fightings.Thus, for electricity
The improvement of power equipment especially switchgear is imperative.
FC loops are the switchgears for being exclusively used in protecting and controlling motor load.Vacuum contactor is applied to exchange
50Hz, external insulation is mainly realized by bushing, galvanic circle, the load current closed in power circuit.And be suitable for
Used in the explosion-proof type magnetic starter of various protection devices composition, overcurrent and short circuit current flow, interior insulation for compound absolutely
Edge, insulation system, control the devices such as the three phase induction motor of frequent operation.
In a word, the breaker tripping and closing control circuit for being applied to FC loops in a kind of electromechanical protection device is urgently developed.
Content of the invention
The purpose of this utility model is to provide a kind of breaker tripping and closing control circuit suitable for FC loops, its technical scheme
It is：Power module is operated with manual switches after the upper electricity of connection keeps module and is connected to vacuum contactor actuating mechanism, makes vacuum contact
Device actuating mechanism executes tripping operation or feed motion；CPU module keeps module to keep by connecting the upper electricity of auxiliary movement module control
Power-up state, repeats tripping operation or feed motion so as to control vacuum contactor actuating mechanism；
Described upper electricity keeps module after hand switch conducting to keep power module to lead with vacuum contactor actuating mechanism
Logical.
The beneficial effects of the utility model are：This utility model easily realizes, by single Control feed motion, then
By single Control trip operation, coordinate vacuum contactor using there is low cost, being easy to the characteristics of promoting, which is significantly excellent
Point is to operate easy to maintenance, client easy to use, quickly obtains market accreditation once releasing.
Description of the drawings
Fig. 1 is this utility model principle schematic.
Fig. 2 is the principle schematic for increasing protection act module.
Fig. 3 is protection act module principle schematic diagram.
Fig. 4 is the combined floodgate circuit in control circuit.
Fig. 5 is the trip circuit in control circuit.
Wherein, 1. go up electricity and keep module；2. auxiliary movement module；3. vacuum contactor actuating mechanism；4. hand switch；
5. CPU module；6. isolating device；7. power module.
Specific embodiment
As shown in Fig. 1 ~ 5, a kind of breaker tripping and closing control circuit suitable for FC loops, power module 7 are manually opened
Close after the upper electricity of 4 connections keeps module 1 and be connected to vacuum contactor actuating mechanism 3, make vacuum contactor actuating mechanism 3 execute tripping operation
Or feed motion；CPU module 5 controls upper electricity by connection auxiliary movement module 2 and keeps module 1 to obtain electric and keep, so as to control
Vacuum contactor actuating mechanism 3 repeats tripping operation or feed motion, prevents action not in place or misoperation occurs；
Described upper electricity keeps module 1 to keep power module 7 and vacuum contactor actuating mechanism after the conducting of hand switch 4
3 conductings.
Wherein, described upper electricity keeps module 1 to include relay K and relay normally open contact J and relay coil M：After
Electrical equipment normally opened contact J connects power module 7, is connected to vacuum contactor and moves after the relay coil M of other end connection relay
Make mechanism 3；Described relay coil M is parallel with backward diode and two forward diodes.
In described auxiliary movement module 2, isolating device 6 connects auxiliary relay coil M1, and auxiliary relay is normally opened to be touched
Point J1 connections power module 7 and relay coil M.
Described isolating device 6 is optocoupler.
Described vacuum contactor actuating mechanism 3 includes：Switching-on mechanism 301；Tripping mechanism 302.
Described hand switch 4 includes：Closing by hand 401；Hand trip(ping) 402.
Described auxiliary movement module 2 includes：Reclosing circuit 21；Weight trip circuit 22.
Described relay K includes closing coil M102 and breaking coil M202 and its corresponding relay normally open contact J；
Normally opened contact J includes：Closing contact J102；Trip contact J202, wherein closing coil M102 are one group with closing contact J102；
Breaking coil M202 and trip contact J202 is one group.
Described auxiliary relay K1 includes：Reclosing coil M101 and weight breaking coil M201 and auxiliary relay are normally opened
Contact J1；Described auxiliary relay normally opened contact J1 includes：Reclosing contact J101 and weight trip contact J201, wherein, weight
Closing coil M101 and reclosing contact J101 is one group；Weight breaking coil M201 and weight trip contact J201 is one group.
Described CPU module 5 includes outfan：Reclosing lead-out terminal 501, again tripping operation lead-out terminal 502 are connected to auxiliary
On the isolating device 6 helped in action module 2.
In combined floodgate circuit, after pressing the switch of closing by hand 401, power module 7 is powered for closing coil M102, closes a floodgate and touches
Point J102 is closed, and power module 7 is exported to switching-on mechanism 301 and executes feed motion；Even if closing by hand 401 is upspring, switch is disconnected
Open, nor affect on power module 7 and turn on closing coil M102, closing coil M102 is kept as electricity, electric hold mode in entrance,
So that electricity on switching-on mechanism 301 in vacuum contactor actuating mechanism 3, vacuum contactor starts feed motion；Feed motion is complete
Bi Hou, closing coil M102 dead electricity, closing contact J102 reset.
In order to prevent closing by hand baulk, reclosing circuit 21 is provided with, its course of work is：CPU module 5 sends
Reclosing is instructed, and its process is：Reclosing lead-out terminal 501 exports low level（Send reclosing action command）, cause optocoupler
Conducting, reclosing coil M101 are powered so that normally opened contact reclosing contact J101 closures, power module 7 and closing coil
M102 is turned on, and is that closing coil M102 powers so that closing contact J102 is closed, and is entered closing coil M102 and is kept as electric shape
State, electric hold mode in entrance, reclosing contact J101 and reclosing coil M101 reset.Until feed motion is completed, close a floodgate
Coil M102 dead electricity, closing contact J102 reset.
In trip circuit, hand trip(ping) 402 is pressed, power module 7 is powered for breaking coil M202, trip contact J202
Closure, power module 7 are exported to tripping mechanism 302 and execute trip operation.Even if hand trip(ping) 402 is upspring, switch off, also not
Power module 7 is affected to turn on breaking coil M202, breaking coil M202 is kept as electricity, electric hold mode in entrance, vacuum connect
Tentaculum starts trip operation；After trip operation is finished, breaking coil M202 dead electricity, trip contact J202 reset.
In order to prevent tripping fault, weight trip circuit 22 is provided with, its course of action is：Trip protection lead-out terminal 502
Output low level（Send trip protection action command）, cause optocoupler to turn on, weight breaking coil M201 is powered so that trips again and touches
Point J201 is closed, and power module 7 is turned on breaking coil M202, is that breaking coil M202 powers so that trip contact J202 is closed
Close, enter breaking coil M202 and be kept as electricity, electric hold mode in entrance, now, weight breaking coil M201 dead electricity trips again and touches
Point J201 resets.Until trip operation is completed, breaking coil M202 dead electricity so that trip contact J202 resets.
In actual work, due to point, the design principle of combined floodgate electric control circuit different, its point, auxiliary of closing a floodgate after
The operating current very little (40 ~ 50mA) of electrical equipment actuation coil, much do not reach operation circuit on protective relaying device point, close a floodgate
The minimum applicable requirement of electric current.
Described closing coil M102, breaking coil M202, reclosing coil M101 and weight breaking coil M201 are respectively provided with
There is reverse sustained diode 104, D204；Protection diode D102, D103 and D202, D203, can by voltage clamp in 0.7v,
Protection coil, from puncturing, diode model IN4007.
Vcc in Fig. 4 ~ 5 is 3 ~ 5v；Vc is 24v.
The described divide-shut brake control circuit suitable for FC loops, it is adaptable to which vacuum contactor ancillary coil action current exists
15 vacuum contactors for arriving 40mA scopes, the SCDOC1811_ poles CVX series vacuum contactors of such as Schneider producer,
The action current of this vacuum contactor is 25mA.
Claims (6)
1. a kind of breaker tripping and closing control circuit suitable for FC loops, keeps module including upper electricity（1）, auxiliary movement module
（2）, vacuum contactor actuating mechanism（3）, hand switch（4）, CPU module（5）And power module（7）, it is characterized in that：Power supply mould
Block（7）It is operated with manual switches（4）In connection, electricity keeps module（1）After be connected to vacuum contactor actuating mechanism（3）, connect vacuum
Tentaculum actuating mechanism（3）Execute tripping operation or feed motion；CPU module（5）By connecting auxiliary movement module（2）Electricity in control
Keep module（1）Obtain electric and keep, so that vacuum contactor actuating mechanism（3）Action, repeats tripping operation or feed motion；
Described upper electricity keeps module（1）In hand switch（4）Power module is kept after conducting（7）With vacuum contactor action machine
Structure（3）Conducting.
2. a kind of breaker tripping and closing control circuit suitable for FC loops according to claim 1, is characterized in that：Described
Upper electricity keeps module（1）Including relay coil（M）And relay normally open contact（J）：Wherein, relay normally open contact（J）Even
Connect power module（7）, other end connection relay coil（M）After export to vacuum contactor actuating mechanism（3）；Described relay
Device coil（M）It is parallel with backward diode and two forward diodes.
3. a kind of breaker tripping and closing control circuit suitable for FC loops according to claim 2, is characterized in that：Described
Auxiliary movement module（2）Including isolating device（6）, auxiliary relay coil（M1）With auxiliary relay normally opened contact（J1）,
Isolating device（6）Connection auxiliary relay coil（M1）, auxiliary relay normally opened contact（J1）Connection power module（7）With relay
Device coil（M）.
4. the breaker tripping and closing control circuit suitable for FC loops according to claim 2, is characterized in that：Diode model
It is IN4007.
5. a kind of breaker tripping and closing control circuit suitable for FC loops according to claim 3, is characterized in that：Described
CPU module（5）Auxiliary movement module is connected to by its internal lead-out terminal（2）Internal isolating device（6）On.
6. a kind of breaker tripping and closing control circuit suitable for FC loops according to claim 3, is characterized in that：Described
Isolating device（6）For optocoupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620943324.3U CN206022157U (en) | 2016-08-26 | 2016-08-26 | A kind of divide-shut brake control circuit suitable for FC loops |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620943324.3U CN206022157U (en) | 2016-08-26 | 2016-08-26 | A kind of divide-shut brake control circuit suitable for FC loops |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206022157U true CN206022157U (en) | 2017-03-15 |
Family
ID=58251484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620943324.3U Active CN206022157U (en) | 2016-08-26 | 2016-08-26 | A kind of divide-shut brake control circuit suitable for FC loops |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206022157U (en) |
-
2016
- 2016-08-26 CN CN201620943324.3U patent/CN206022157U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190903 Address after: Xuchang City, Henan province 461000 Central Valley Road in Yongxing sunny electrical Swiss industrial park Co-patentee after: XUCHANG XJ MEASUREMENT & CONTROL METER CO., LTD. Patentee after: Henan Senior Electric Co., Ltd. Address before: Xuchang County of Xuchang City, Henan province 461000 Central Valley Road in Yongxing sunny electrical Swiss industrial park Patentee before: Henan Senior Electric Co., Ltd. |