CN210925922U - Permanent magnet circuit breaker with energy storage function - Google Patents
Permanent magnet circuit breaker with energy storage function Download PDFInfo
- Publication number
- CN210925922U CN210925922U CN201922253963.3U CN201922253963U CN210925922U CN 210925922 U CN210925922 U CN 210925922U CN 201922253963 U CN201922253963 U CN 201922253963U CN 210925922 U CN210925922 U CN 210925922U
- Authority
- CN
- China
- Prior art keywords
- contactor
- power supply
- manual
- contacts
- remote
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model provides a take permanent magnetism circuit breaker of energy storage, includes the shell, permanent magnetism operating mechanism, rectifier power supply, current-limiting resistor R, first divider resistance R1, second divider resistance R2, control contactor KMC, remote combined floodgate contactor KM1, remote separating brake contactor KM2, manual separating brake contactor KM3, auxiliary switch QF and condenser C, the utility model discloses except having the long-range of traditional permanent magnetism circuit breaker and closing, separating brake function that traditional permanent magnetism circuit breaker had, still have rectifier power supply and have the condenser C of energy storage function, when the external power supply who provides electric power for long-range closing, separating brake function breaks down, can also carry out manual the closing through the electric power that rectifier power supply provided, separating brake, even rectifier power supply also breaks down, also can realize manual closing, separating brake through the electric energy of storage in the condenser C for entire system additionally obtains one to the ability of secondary power.
Description
Technical Field
The utility model relates to a permanent magnetism circuit breaker, a permanent magnetism circuit breaker of area energy storage specifically says so.
Background
The permanent magnet circuit breaker is widely applied as general equipment in high-voltage electrical appliance control equipment, the traditional permanent magnet circuit breaker can only be switched on and switched off through an external power supply, and once an emergency fault occurs, the circuit breaker cannot be switched on again when the external power supply fails, so that an electric system cannot obtain electric energy.
There is therefore a need in the art for a new solution to the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take permanent magnetism circuit breaker of energy storage, it has the manual function of closing, separating brake, even under the external power source breaks down and can not provide the condition of electric power, still can carry out the manual operation of closing, separating brake through the energy of storage in the condenser.
The technical scheme of the utility model is that:
a permanent magnet circuit breaker with energy storage comprises a shell, a permanent magnet operating mechanism, a rectifying power supply, a current limiting resistor R, a first divider resistor R1, a second divider resistor R2, a control contactor KMC, a remote closing contactor KM1, a remote opening contactor KM2, a manual opening contactor KM3, an auxiliary switch QF and a capacitor C;
the upper part of the shell is provided with a manual closing terminal, a manual opening terminal and a common terminal positioned between the manual closing terminal and the manual opening terminal;
the permanent magnet operating mechanism is fixedly arranged in the shell, a main shaft of the permanent magnet operating mechanism is connected with an auxiliary switch QF through a connecting rod, and the auxiliary switch QF is fixedly connected with the inner wall of the shell;
the rectification power supply is fixedly connected with the inner wall of the shell;
the current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote switch-on contactor KM1, the remote switch-off contactor KM2, the manual switch-off contactor KM3, the auxiliary switch QF and the capacitor C are all arranged in the shell, the current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote switch-on contactor KM1, the remote switch-off contactor KM2, the manual switch-off contactor KM3, the auxiliary switch QF, the capacitor C, the rectifying power supply, the auxiliary switch QF and a coil L of a permanent magnet operating mechanism form a control circuit, and the circuit connection relationship of the control circuit is as follows:
the current limiting resistor R, normally open contacts (7,8) of the control contactor KMC, contacts (k1, k2) of the mechanism coil L and normally open contacts (9,10) of the control contactor KMC are sequentially connected in series and then connected between a direct current output end C + and a direct current output end C-of the rectification power supply;
one end of the capacitor C is connected to a line between the current-limiting resistor R and normally open contacts (7,8) of the control contactor KMC, the end is also connected with a common terminal, and the other end of the capacitor C is connected to a line between the normally open contacts (9,10) of the control contactor KMC and a direct current output end C-of the rectification power supply;
normally open contacts (7,8) of the remote closing contactor KM1, normally closed contacts (73,74) of the auxiliary switch QF and coil contacts (1,2) of the control contactor KMC are sequentially connected in series and then connected in parallel at two ends of the capacitor C, and a circuit connected with a manual closing terminal is led out from a circuit between the normally open contacts (7,8) of the remote closing contactor KM1 and the normally closed contacts (73,74) of the auxiliary switch QF;
the normally open contacts (71,72) of the auxiliary switch QF and the coil contacts (1,2) of the manual opening contactor KM3 are connected in series and then are connected between a manual opening terminal and a direct-current output end C-of a rectification power supply;
normally open contacts (7,8) of the remote opening contactor KM2, normally closed contacts (3,4) of the control contactor KMC and a resistor R2 are sequentially connected in series and then connected between a common terminal and a contact K2 of the mechanism coil L;
normally open contacts (9,10) of the remote opening contactor KM2, normally closed contacts (5,6) of the control contactor KMC and a resistor R2 are connected in series in sequence and then connected between a direct current output end C-of the rectification power supply and a contact K1 of the mechanism coil L;
the normally open contacts (7,8) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (7,8) of the remote opening contactor KM 2;
the normally open contacts (9,10) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (9,10) of the remote opening contactor KM 2;
the coil contacts (1,2) of the remote closing contactor KM1 and the auxiliary switch QF normally closed contacts (83, 84) are connected in series between the positive electrode and the negative electrode of the external power supply;
and coil contacts (1,2) of the remote opening contactor KM2 and auxiliary switches QF normally-open contacts (81, 82) are connected in series between the positive electrode and the negative electrode of the external power supply.
Further, a manual closing button is arranged between the manual closing terminal and the public terminal.
Further, a manual brake separating button is arranged between the manual brake separating terminal and the public terminal.
Adopt above-mentioned technical scheme the utility model discloses following beneficial effect can be brought:
the utility model discloses except having that the long-range that traditional permanent magnetism circuit breaker had closes, the separating brake function, still have rectifier power supply and have the condenser C of energy storage function, when closing for long-range, when the external power supply that the separating brake function provided electric power breaks down, the electric power that can also provide through rectifier power supply manually closes, the separating brake, even rectifier power supply also breaks down, the electric energy through storage in the condenser C also can realize manually closing, the separating brake for entire system additionally obtains one to the ability of secondary electric energy.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of a control circuit according to the present invention.
In the figure, 1-shell, 2-permanent magnet operating mechanism, 3-rectified power supply, 9-public terminal, 21-manual switch-on terminal, 22-manual switch-off terminal, R-current limiting resistor, R1-first voltage dividing resistor, R2-second voltage dividing resistor, KMC-control contactor, KM 1-remote switch-on contactor, KM 2-remote switch-off contactor, KM 3-manual switch-off contactor, QF-auxiliary switch and C-capacitor.
Detailed Description
The present invention will be further explained with reference to the drawings and the detailed description;
referring to fig. 1, a permanent magnet circuit breaker with energy storage function includes a housing 1, a permanent magnet operating mechanism 2, a rectifying power supply 3, a current limiting resistor R, a first voltage dividing resistor R1, a second voltage dividing resistor R2, a control contactor KMC, a remote closing contactor KM1, a remote opening contactor KM2, a manual opening contactor KM3, an auxiliary switch QF, and a capacitor C;
the upper part of the shell 1 is provided with a manual closing terminal 21, a manual opening terminal 22 and a common terminal 9 positioned between the two terminals;
the permanent magnet operating mechanism 2 is fixedly arranged in the shell 1, a main shaft of the permanent magnet operating mechanism is connected with an auxiliary switch QF through a connecting rod, and the auxiliary switch QF is fixedly connected with the inner wall of the shell 1;
the rectification power supply 3 is fixedly connected with the inner wall of the shell 1;
the current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote closing contactor KM1, the remote opening contactor KM2, the manual opening contactor KM3, the auxiliary switch QF and the capacitor C are all arranged in the shell.
The current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote closing contactor KM1, the remote opening contactor KM2, the manual opening contactor KM3, the auxiliary switch QF, the capacitor C, the rectifying power supply 3, the auxiliary switch QF, and the mechanism coil L of the permanent magnet operating mechanism 2 form a control circuit, and the circuit connection relationship of the control circuit is shown in fig. 2: the current limiting resistor R, normally open contacts (7,8) of the control contactor KMC, contacts (k1, k2) of the mechanism coil L and normally open contacts (9,10) of the control contactor KMC are sequentially connected in series and then connected between a direct current output end C + and a direct current output end C-of the rectification power supply 3;
one end of the capacitor C is connected to a line between the current-limiting resistor R and normally open contacts (7,8) of the control contactor KMC, the end is also connected with a common terminal 9, and the other end of the capacitor C is connected to a line between the normally open contacts (9,10) of the control contactor KMC and a direct current output end C-of the rectification power supply;
the normally open contacts (7,8) of the remote closing contactor KM1, the normally closed contacts (73,74) of the auxiliary switch QF and the coil contacts (1,2) of the control contactor KMC are sequentially connected in series and then connected in parallel at two ends of the capacitor C, and a circuit connected with the manual closing terminal 21 is led out from a circuit between the normally open contacts (7,8) of the remote closing contactor KM1 and the normally closed contacts (73,74) of the auxiliary switch QF;
the normally open contacts (71,72) of the auxiliary switch QF and the coil contacts (1,2) of the manual opening contactor KM3 are connected in series and then are connected between the manual opening terminal 22 and the direct-current output end C-of the rectification power supply 3;
normally open contacts (7,8) of the remote opening contactor KM2, normally closed contacts (3,4) of the control contactor KMC and a resistor R2 are sequentially connected in series and then connected between a common terminal 9 and a contact K2 of the mechanism coil L;
normally open contacts (9,10) of the remote opening contactor KM2, normally closed contacts (5,6) of the control contactor KMC and a resistor R2 are sequentially connected in series and then connected between a direct-current output end C-of the rectification power supply 3 and a contact K1 of the mechanism coil L;
the normally open contacts (7,8) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (7,8) of the remote opening contactor KM 2;
the normally open contacts (9,10) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (9,10) of the remote opening contactor KM 2;
the coil contacts (1,2) of the remote closing contactor KM1 and the auxiliary switch QF normally closed contacts (83, 84) are connected in series between the positive electrode and the negative electrode of the external power supply;
and coil contacts (1,2) of the remote opening contactor KM2 and auxiliary switches QF normally-open contacts (81, 82) are connected in series between the positive electrode and the negative electrode of the external power supply.
The following specific description is made in conjunction with fig. 2 for the remote switching-on and switching-off and manual switching-on and switching-off functions of the present invention:
remote switching-on: after receiving a closing instruction, a coil (1,2) of a remote closing contactor KM1 has current passing and a normally open contact (7,8) attracts, and meanwhile, the coil (1,2) of a control contactor KMC has current passing and the normally open contact (7,8) attracts a normally open contact (9,10), so that a rectifier power supply (C +), a resistor R, the normally open contact (7,8) of the control contactor KMC, a mechanism coil L contact (K1, K2), the normally open contact (9,10) of the control contactor KMC and the rectifier power supply (C-) form a closing loop, the mechanism coil L contact (K1, K2) obtains a closing forward current, and drives a permanent magnetic mechanism device to complete closing operation.
Remote brake opening: after the control current passes through the rectifying power supply and the closing is completed, and after a switching-off instruction is received, the coil (1,2) of the remote switching-off contactor KM2 passes through the current and the normally-open contacts (7,8) and the normally-open contacts (9,10) of the coil (1,2) attract, so that the rectifying power supply (C +), the resistor R, the normally-open contact (7,8) of the remote switching-off contactor KM2, the normally-closed contact (3,4) of the control contactor, the second divider resistor R2, the mechanism coil L contact (K2, K1), the first divider resistor R1, the normally-closed contact (5,6) of the control contactor KMC, the normally-open contact (9,10) of the remote switching-off contactor KM2 and the rectifying power supply (C-) form a switching-off circuit, and the mechanism coil L contact (K2, K1) obtains switching-.
Energy storage operation: when control current passes through the rectifying power supply (L, N), the rectifying power supply (C +), the resistor R, the capacitor C and the rectifying power supply (C-) form a forward capacitor charging loop, so that the capacitor C is fully charged; once the external power supply loses current and passes, because the single-phase of the diodes in the rectifying power supply in the loops and the coils of the remote closing contactor KM1, the remote opening contactor KM2 and the manual opening contactor KM3 do not have current and the contacts are in disconnection without action, all the loops are in a disconnection state, the electric quantity of the capacitor C is not lost, the energy storage state is achieved, and the energy storage function is completed.
Manual closing: when a manual closing button command is received (the manual closing terminal 21 is connected with the common terminal 9), the power is supplied by a rectification power supply under the condition that the rectification power supply has no fault, the power is supplied by a capacitor C under the condition that the rectification power supply has a fault, the current is connected with a coil (1,2) of a control contactor KMC through an auxiliary switch QF contact (73,74), and a normally open contact (7,8) and a normally open contact (9,10) of the control contactor KMC are attracted, so that the normally open contact (7,8) of the contactor KMC, a mechanism coil L contact (K1, K2) and the normally open contact (9,10) of the control contactor KMC form a closing circuit, and a mechanism coil L (K1, K2) obtains a closing forward current to drive a permanent magnet mechanism device to complete closing operation.
Manual brake opening: when a manual brake-separating button command is received (the common terminal 9 is connected with the manual brake-separating end 22), under the condition that the rectified power supply has no fault, the rectified power supply provides power, under the condition that the rectified power supply has a fault, the capacitor C provides power, current passes through the auxiliary switch QF contacts (71,72) to be connected with the coils (1,2) of the contactor KM3, current passes through the coils and normally open contacts (7,8) and normally open contacts (9,10) of the auxiliary switch QF contacts, so that the normally open contacts (7,8) of the manual brake-separating contactor KM3, the normally closed contacts (3,4) of the control contactor KMC, the second voltage-separating resistor R2, the mechanism coil L contacts (K2, K1), the first voltage-separating resistor R1, the normally closed contacts (5,6) of the control contactor KMC and the normally open contacts (9,10) of the contactor KM3 form a brake-separating loop, and the mechanism coil L contacts (K2, K1, and driving the permanent magnetic mechanism device to complete the opening operation.
Claims (3)
1. The utility model provides a take permanent magnetism circuit breaker of energy storage which characterized in that: the device comprises a shell (1), a permanent magnet operating mechanism (2), a rectifying power supply (3), a current-limiting resistor R, a first divider resistor R1, a second divider resistor R2, a control contactor KMC, a remote closing contactor KM1, a remote opening contactor KM2, a manual opening contactor KM3, an auxiliary switch QF and a capacitor C;
the upper part of the shell (1) is provided with a manual closing terminal (21), a manual opening terminal (22) and a common terminal (9) positioned between the manual closing terminal and the manual opening terminal;
the permanent magnet operating mechanism (2) is fixedly arranged in the shell (1), a main shaft of the permanent magnet operating mechanism is connected with an auxiliary switch QF through a connecting rod, and the auxiliary switch QF is fixedly connected with the inner wall of the shell (1);
the rectification power supply (3) is fixedly connected with the inner wall of the shell (1);
the current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote closing contactor KM1, the remote opening contactor KM2, the manual opening contactor KM3, the auxiliary switch QF and the capacitor C are all arranged in the shell (1), the current limiting resistor R, the first voltage dividing resistor R1, the second voltage dividing resistor R2, the control contactor KMC, the remote closing contactor KM1, the remote opening contactor KM2, the manual opening contactor KM3, the auxiliary switch QF, the capacitor C, the rectifying power supply (3), the auxiliary switch QF and a mechanism coil L of the permanent magnet operating mechanism (2) form a control circuit, and the circuit connection relationship of the control circuit is as follows:
the current limiting resistor R, normally open contacts (7,8) of the control contactor KMC, contacts (k1, k2) of the mechanism coil L and normally open contacts (9,10) of the control contactor KMC are sequentially connected in series and then connected between a direct current output end C + and a direct current output end C-of the rectification power supply (3);
one end of the capacitor C is connected to a line between the current-limiting resistor R and normally open contacts (7,8) of the control contactor KMC, the end is also connected with a common terminal (9), and the other end of the capacitor C is connected to a line between the normally open contacts (9,10) of the control contactor KMC and a direct current output end C-of the rectification power supply (3);
normally open contacts (7,8) of the remote closing contactor KM1, normally closed contacts (73,74) of the auxiliary switch QF and coil contacts (1,2) of the control contactor KMC are sequentially connected in series and then connected in parallel at two ends of the capacitor C, and a circuit connected with a manual closing terminal (21) is led out from a circuit between the normally open contacts (7,8) of the remote closing contactor KM1 and the normally closed contacts (73,74) of the auxiliary switch QF;
the normally open contacts (71,72) of the auxiliary switch QF and the coil contacts (1,2) of the manual opening contactor KM3 are connected in series and then are connected between a manual opening terminal (22) and a direct current output end C-of a rectification power supply (3);
normally open contacts (7,8) of the remote opening contactor KM2, normally closed contacts (3,4) of the control contactor KMC and a resistor R2 are sequentially connected in series and then connected between a common terminal (9) and a contact K2 of a mechanism coil L;
normally open contacts (9,10) of the remote opening contactor KM2, normally closed contacts (5,6) of the control contactor KMC and a resistor R2 are sequentially connected in series and then connected between a direct current output end C-of the rectification power supply (3) and a contact K1 of the mechanism coil L;
the normally open contacts (7,8) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (7,8) of the remote opening contactor KM 2;
the normally open contacts (9,10) of the manual opening contactor KM3 are connected in parallel with the normally open contacts (9,10) of the remote opening contactor KM 2;
the coil contacts (1,2) of the remote closing contactor KM1 and the auxiliary switch QF normally closed contacts (83, 84) are connected in series between the positive electrode and the negative electrode of the external power supply;
and coil contacts (1,2) of the remote opening contactor KM2 and auxiliary switches QF normally-open contacts (81, 82) are connected in series between the positive electrode and the negative electrode of the external power supply.
2. The permanent magnet circuit breaker with energy storage of claim 1, characterized in that: and a manual closing button is arranged between the manual closing terminal (21) and the common terminal (9).
3. The permanent magnet circuit breaker with energy storage of claim 1, characterized in that: and a manual brake-separating button is arranged between the manual brake-separating terminal (22) and the common terminal (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922253963.3U CN210925922U (en) | 2019-12-16 | 2019-12-16 | Permanent magnet circuit breaker with energy storage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922253963.3U CN210925922U (en) | 2019-12-16 | 2019-12-16 | Permanent magnet circuit breaker with energy storage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925922U true CN210925922U (en) | 2020-07-03 |
Family
ID=71368881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922253963.3U Active CN210925922U (en) | 2019-12-16 | 2019-12-16 | Permanent magnet circuit breaker with energy storage function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925922U (en) |
-
2019
- 2019-12-16 CN CN201922253963.3U patent/CN210925922U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108061838B (en) | Electric leakage test method for ensuring normal electricity consumption of user | |
| CN206180985U (en) | Can change circuit breaker of intelligent control ware with electricity | |
| CN210925922U (en) | Permanent magnet circuit breaker with energy storage function | |
| CN205069539U (en) | Communication circuit breaker of good reliability | |
| CN103984281A (en) | Permanent magnet switch controller and method based on IGBT and programmable logic technology | |
| CN103247475A (en) | Constant-magnetic maintaining AC contactor control circuit and control method thereof | |
| CN203406596U (en) | Under-voltage tripping device | |
| CN214480541U (en) | Bistable contactor capable of electrically switching on and off and automatically switching on | |
| CN202979398U (en) | Emergency power supply circuit and lamp | |
| CN207529872U (en) | A kind of emergency operation circuit for permanent magnetic vacuum breaker | |
| CN205452169U (en) | Economize on electricity contactor | |
| CN205050794U (en) | Realize control circuit of many strokes of circuit breaker | |
| CN203313102U (en) | Forward and reverse rotation control circuit of direct current motor | |
| CN110098091A (en) | A kind of energy-efficient new principle relay | |
| CN208623332U (en) | A kind of refrigerator power-off protector | |
| CN104930247B (en) | A kind of pulse control unit of DC electromagnetic valve | |
| CN210467711U (en) | Contactor for improving magnetic flux zero-crossing phenomenon | |
| CN202796748U (en) | Energy-saving control circuit of constant magnetic maintaining alternating current contactor | |
| CN213242382U (en) | Miniaturized unipolar electricity keeps vacuum contactor | |
| CN220963205U (en) | Remote control tripping device based on 10KV switch cabinet | |
| CN208970940U (en) | 12kV high-voltage permanent-magnetic mechanism simulator of circuit breaker | |
| CN214797182U (en) | Switch device for reducing instantaneous power-on load pressure | |
| CN220914983U (en) | Single-three-phase switching device, charging equipment and vehicle | |
| CN209877393U (en) | Wall-hanging stove starting drive based on NB-IOT wireless transmission technique | |
| CN213845192U (en) | Miniature circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |