CN108155069A - Reclosing miniature circuit breaker - Google Patents
Reclosing miniature circuit breaker Download PDFInfo
- Publication number
- CN108155069A CN108155069A CN201810132085.7A CN201810132085A CN108155069A CN 108155069 A CN108155069 A CN 108155069A CN 201810132085 A CN201810132085 A CN 201810132085A CN 108155069 A CN108155069 A CN 108155069A
- Authority
- CN
- China
- Prior art keywords
- poles
- motor
- turbine
- wheel
- plate
- 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.)
- Granted
Links
- 230000003068 static effect Effects 0.000 claims abstract description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000004020 conductor Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1009—Interconnected mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/42—Induction-motor, induced-current, or electrodynamic release mechanisms
- H01H71/43—Electrodynamic release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
Landscapes
- Breakers (AREA)
Abstract
The present invention relates to a kind of reclosing miniature circuit breakers, including housing and the P poles breaker unit being disposed side by side in housing and N poles breaker unit, N poles breaker unit is separated by inner cover plate overlaps brake mechanism and N poles operating mechanism and electric conductor, substantially reduce overall volume, N poles operating mechanism is simple in structure and passes through spring and provides the excess of stroke, ensure moving contact and static contact is completely embedded type, compact；It overlaps brake mechanism and connects motor and drive gear using two turbines, the drive block of drive gear is arranged between the handle block of handle wheel and the linkage driving lever of coupled wheel, driving handle can be distinguished by motor control and rotate dynamic circuit connector lock, coupled wheel is pushed, which to touch dropout STATEMENT OF FEDERALLY SPONSORED, makes the P poles operating mechanism dropout of linkage realize separating brake.
Description
Technical field
The present invention relates to a kind of reclosing miniature circuit breakers.
Background technology
Reclosing miniature circuit breaker is to install recloser mechanism additional on the basis of miniature circuit breaker, passes through electronic coincidence
Brake mechanism controls the automatic closing of circuit breaker handle, and the existing brake mechanism that overlaps will occupy the volume of a modulus, lead to reclosing
The volume of miniature circuit breaker is big, especially the miniature circuit breaker with N poles, and N poles are intended to occupy the sky of a modulus with coincidence brake mechanism
Between, space waste is serious.
Invention content
The technical problems to be solved by the invention are to reduce the volume for overlapping brake mechanism and N poles breaker, provide a kind of body
Compact, the stable and reliable for performance reclosing miniature circuit breaker of product.
To achieve the above object, the present invention uses a kind of reclosing miniature circuit breaker, including housing and is disposed side by side on shell
Internal P poles breaker unit and N poles breaker unit, interior formed of housing separate P pole breaker units and N poles breaker unit
Middle cover, P poles breaker unit and N poles breaker unit it is of same size, P poles breaker unit includes P poles operating mechanism, hand
Handle, P poles wire connection terminal, N poles breaker unit include N poles operating mechanism, N poles stationary contact head plate, N poles terminal plate, the wiring of N poles
Terminal, inner cover plate and coincidence brake mechanism, two N poles wire connection terminals are separately positioned on N poles breaker unit both ends, N poles static contact
The outer end of plate and N poles terminal plate is connect respectively with N poles wire connection terminal, and the inner end of N poles stationary contact head plate forms N poles static contact, N poles behaviour
Make mechanism and include N poles moving contact and the support of N poles moving contact, N poles moving contact corresponds to N poles static contact and is arranged on the moving contact support of N poles
On, the spring that moving contact is made to be compressed to static contact is provided on the moving contact of N poles, inner cover plate is connected on middle cover, and N poles are operated
Mechanism, N poles stationary contact head plate, N poles terminal plate are covered in inner cover plate, are overlapped brake mechanism and are arranged on outside inner cover plate, overlap brake mechanism packet
Motor, motor turbine, the first turbine, the second turbine, drive gear, handle wheel, coupled wheel are included, motor turbine is nested in motor
On output shaft, the first turbine includes the first turbine portion and the first helical teeth wheel portion of coaxial linkage, and the second turbine includes coaxial linkage
The second turbine portion and the second helical teeth wheel portion, the first helical teeth wheel portion of the first turbine engages with motor turbine, the first turbine portion with
The second helical teeth wheel portion engagement of second turbine, the second turbine portion are engaged with drive gear, and drive gear is hinged on handle wheel, is driven
Drive block is formed on moving gear, handle wheel periphery forms the handle block of protrusion, and coupled wheel is hinged on handle wheel, on coupled wheel
Linkage driving lever is formed, links and is provided with reduction torsion spring between driving lever and middle cover, the drive block of drive gear is arranged on handle wheel
Between handle block and the linkage driving lever of coupled wheel, universal driving shaft is provided on handle wheel, universal driving shaft passes through middle cover extension P extremely breaking
It in device unit, is connected with the handle of P poles breaker unit, inner cover plate and middle cover are towards in one connection of coupled wheel side formation
Dynamic opening, linkage driving lever are stretched into linkage opening, dropout STATEMENT OF FEDERALLY SPONSORED are provided on the operating mechanism of N poles, dropout STATEMENT OF FEDERALLY SPONSORED one end is prolonged
On the movement locus for reaching linkage driving lever, dropout universal driving shaft is provided in dropout STATEMENT OF FEDERALLY SPONSORED, dropout universal driving shaft passes through middle cover and P poles
Operating mechanism is connected.
The beneficial effects of the invention are as follows accommodating to overlap brake mechanism and N poles operating mechanism simultaneously in the cavity of a modulus,
And separated by inner cover plate and overlap brake mechanism and N poles operating mechanism and electric conductor, substantially reduce overall volume.In the present invention
N poles operating mechanism it is simple in structure and provide the excess of stroke by spring, ensure the type that is completely embedded of moving contact and static contact, it is small
Ingeniously；It overlaps brake mechanism and is arranged on the hand of handle wheel using two turbines connection motors and drive gear, the drive block of drive gear
It between handle block and the linkage driving lever of coupled wheel, is controlled by motor, drive gear is enable to distinguish driving handle rotation dynamic circuit connector lock
The P poles operating mechanism dropout of linkage is made to realize separating brake with coupled wheel is pushed to touch dropout STATEMENT OF FEDERALLY SPONSORED, overlap brake mechanism only with two
Turbine is driven, and occupies small, transmission efficiency, simple in structure, failure rate is low.
The present invention is further arranged to form plugboard trough on the middle cover on the inside of P poles wire connection terminal and N poles wire connection terminal,
Small wiring board is placed in plugboard trough, N poles breaker unit further includes main circuit board, and main circuit board is arranged in housing
Side, small wiring board are connect with main circuit board, and conductive sheet, conductive sheet packet are provided on P poles wire connection terminal and N poles wire connection terminal
It includes the fixed part being connect with wire connection terminal and is oppositely arranged in the inwardly protruded elastic portion in fixed part both sides, small wiring board, which is inserted in, leads
Connection is realized between electric piece elastic portion.
The present invention sets plate by arrangement above on middle cover between P poles breaker unit and N poles breaker unit
Slot is connect, small wiring board while and wire connection terminal by planting small wiring board realization in plugboard trough with the signal of main circuit board
On conductive sheet connection realize power supply and sampling to main circuit board, plugboard trough is arranged on the inside of wire connection terminal and power supply connection side
Just, and small wiring board is stuck in centre by conductive sheet using two elastic portions, realizes plug-in type installation, convenient and reliable assembly.
The present invention is further arranged to first turbine and the shape of the second turbine is identical, and the motor is disposed longitudinally on
Below handle wheel, motor turbine is arranged on above motor, and the first turbine is horizontal above motor, and the second turbine is longitudinal in the first whirlpool
Wheel side simultaneously makes the second turbine portion extend up to drive gear side.
Above-mentioned setting realizes that transmission saves die cost, and part is few using the turbine of same shape, assembling side
Just.
The present invention is further arranged to correspond to motor formation motor fixed bit, motor fixed bit packet on the middle cover of the housing
Include motor side plate and motor foreboard, form motor delivery outlet on motor foreboard, inner cover plate include integrally formed mechanism cover board and
Static contact cover board, the edge of mechanism cover board are connected on the motor side plate of side, and static contact cover board is horizontal in motor fixed bit
End.
The motor fixed bit of above-mentioned setting is combined with the side wall of middle cover, has saved cost, and facilitates molding.
The present invention is further arranged to form arc-chute, arc-chute rear between the N poles stationary contact head plate, N poles terminal plate
Formation one is semicircular to let out arc channel.
The arc-chute of above-mentioned setting can play the role of arc extinguishing, and the semicircular arc channel of letting out in rear can prevent what is generated in arc extinguishing
Spark directly sprays.
The present invention is further arranged to form guide groove on the upper and lower two side in the plugboard trough, guide groove and two
Gap between elastic portion is corresponding.Guide groove facilitates small wiring board to be inserted and fixed.
The present invention is further arranged to be connected with motor wiring board and contact pin female seat on the main circuit board, motor circuit plate
Motor end is connected to, motor wiring board is corresponded on main circuit board and forms slot, motor wiring board is inserted in slot and main line
Plate connects, and contact pin female seat corresponds to plugboard trough setting, and contact pin is provided on the small wiring board, and contact pin is corresponding with contact pin female seat to be connected
It connects.Wiring board is connected using inserting mode, easy to connect, reduces the interference of electric wire connection.
The linkage driving lever that the present invention is further arranged on the coupled wheel is centrally formed spring groove, reduction torsion spring one end card
In spring groove, the other end is connected on middle cover.Reduction torsion spring plays the role of resetting linkage driving lever, and reduction torsion spring one end is inserted
It is not easy in spring groove, stable connection is reliable.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention.
Fig. 2 is the explosive view of the embodiment of the present invention.
Fig. 3 is the N poles breaker schematic diagram of the embodiment of the present invention.
Fig. 4 is that the N poles breaker of the embodiment of the present invention removes the schematic diagram of inner cover.
Fig. 5 is the operating mechanism schematic diagram of the embodiment of the present invention.
Fig. 6 is the handle wheel assembling explosive view of the embodiment of the present invention.
Fig. 7 is the handle wheel assembling schematic diagram of the embodiment of the present invention.
Fig. 8 is the P poles breaker schematic diagram of the embodiment of the present invention.
Fig. 9 is the conductive sheet assembling schematic diagram of the embodiment of the present invention.
Specific embodiment
As shown in Fig. 1-Fig. 9, specific embodiments of the present invention are a kind of reclosing miniature circuit breakers, including housing 3 and simultaneously
Row is arranged on P poles breaker unit 2 and N poles breaker unit 1 in housing, is formed in housing 3 and separates P poles breaker unit 2
With the middle cover 30 of N poles breaker unit 1, of same size, the P poles breaker 2 of P poles breaker unit 2 and N poles breaker unit 1
Unit includes P poles operating mechanism 21, handle 22, P poles wire connection terminal 23, and N poles breaker unit 1 includes N poles operating mechanism 11, N
Pole stationary contact head plate 12, N poles wire connection terminal 14, inner cover plate 15, overlaps brake mechanism 16, main circuit board 17, two N at N poles terminal plate 13
Pole wire connection terminal 14 is separately positioned on the outer end difference at 1 both ends of N poles breaker unit, N poles stationary contact head plate 12 and N poles terminal plate 13
It is connect with N poles wire connection terminal 14, the inner end of N poles stationary contact head plate 12 forms N poles static contact 121, and N poles operating mechanism 11 includes N poles
Moving contact 111 and N poles moving contact support 112, N poles moving contact 111 to correspond to N poles static contact 121 and be arranged on the moving contact support of N poles
On 112, the spring 113 that N poles moving contact 111 is made to be compressed to N poles static contact 121, N poles moving contact are provided on N poles moving contact 111
Support that be provided with mechanism interlocking bar 116 on 112 is connected across middle cover with P poles operating mechanism, inner cover plate 15 is connected to middle cover
On 30, and N poles operating mechanism 11, N poles stationary contact head plate 12, N poles terminal plate 13 are covered in inner cover plate 15, overlap brake mechanism 16 and set
It puts outside inner cover plate 15, overlaps brake mechanism 16 and include motor 161, motor turbine 162, the first turbine 163, the second turbine 164, drive
Moving gear 165, handle wheel 166, coupled wheel 167, motor turbine 162 are nested on the output shaft of motor 161, the first turbine 163
The first turbine portion 1631 and the first helical teeth wheel portion 1632 including coaxial linkage, the second turbine 164 include the second of coaxial linkage
1641 and second helical teeth wheel portion 1642 of turbine portion, the first helical teeth wheel portion 1632 of the first turbine 163 are engaged with motor turbine 162,
First turbine portion 1631 is engaged with the second helical teeth wheel portion 1642 of the second turbine 164, the second turbine portion 1641 and drive gear 165
Engagement, drive gear 165 are hinged on handle wheel 166, and drive block 1651,166 periphery shape of handle wheel are formed on drive gear 165
Into the handle block 1661 of protrusion, coupled wheel 167 is hinged on handle wheel 166, and linkage driving lever 1671 is formed on coupled wheel 167,
Linkage driving lever 1671 is centrally formed spring groove 1672, links and is provided with reduction torsion spring 168 between driving lever 1671 and middle cover 30, resets
168 one end of torsional spring is inserted into and is stuck in spring groove 1672, and the other end is connected on middle cover 30, the drive block of drive gear 165
1651 are arranged between the handle block 1661 of handle wheel 166 and the linkage driving lever 1671 of coupled wheel 167, are set on handle wheel 166
Universal driving shaft 1662 is equipped with, universal driving shaft 1662 is Axis Tripod, and universal driving shaft 1662 is extended to across middle cover 30 in P poles breaker unit 2,
It is connected with the handle 22 of P poles breaker unit 2, inner cover plate 15 and middle cover 30 form one towards in 167 side of coupled wheel
Linkage opening 31, linkage driving lever 1671 are stretched into linkage opening 31, are provided with dropout STATEMENT OF FEDERALLY SPONSORED 114 on N poles operating mechanism 11, are taken off
114 one end of button STATEMENT OF FEDERALLY SPONSORED is extended on the movement locus of linkage driving lever 1671, and dropout universal driving shaft is provided in dropout STATEMENT OF FEDERALLY SPONSORED 114
115, dropout universal driving shaft 115 is connected across middle cover 30 and P poles operating mechanism 21, N poles stationary contact head plate 12 and N poles terminal plate 13
Between form arc-chute 35,35 rear of arc-chute forms one and semicircular lets out arc channel 36.
Plugboard trough 32 is formed on P poles wire connection terminal 23 and the middle cover 30 of the inside of N poles wire connection terminal 14,32 in plugboard trough
Guide groove 321 is formed on upper and lower two side, has placed small wiring board 171 in plugboard trough 32, small 171 upper/lower terminal of wiring board is inserted
In guide groove 321, main circuit board 17 is arranged on 3 inside of housing, and motor wiring board 172 and contact pin are connected on main circuit board 17
Female seat 173, motor circuit plate 172 are connected to 161 end of motor, and motor wiring board 172 is corresponded on main circuit board 17 and forms slot
175, motor wiring board 172 is inserted in slot 175 and is connect with main circuit board 17, and contact pin female seat 173 corresponds to plugboard trough 32 and sets, small
Contact pin 174 is provided on wiring board 171, small wiring board 171 is realized by contact pin 174 with the 173 corresponding grafting of contact pin female seat and master
Conductive sheet 4 is provided on the connection of wiring board 17, P poles wire connection terminal 23 and one of N poles wire connection terminal 17, conductive sheet 4 wraps
It includes the fixed part 41 being connect with wire connection terminal and is oppositely arranged in the inwardly protruded elastic portion 42 in fixed part both sides, guide groove 321
Gap between two elastic portions 42 is corresponding, and small wiring board 171 realizes connection between being inserted in 4 elastic portion 42 of conductive sheet.
The first turbine 163 in the present invention is identical with the shape of the second turbine 164, and motor 161 is disposed longitudinally on handle wheel
166 lower sections, motor turbine 162 are arranged on 161 top of motor, and the first turbine 163 is horizontal above motor 161, the second turbine 164
It is longitudinal in 163 side of the first turbine and the second turbine portion 1641 to be made to extend up to 165 side of drive gear.
Motor 161 is corresponded on the middle cover 30 of the housing 3 of the present invention and forms motor fixed bit 33, motor fixed bit 33 includes electricity
Pusher side plate 34 and motor foreboard, form motor delivery outlet on motor foreboard, and inner cover plate 15 includes integrally formed mechanism cover board 151
With static contact cover board 152, the edge of mechanism cover board 151 is connected on the motor side plate 34 of side, static contact cover board 152 it is horizontal
The end of motor fixed bit 33 covers N poles stationary contact head plate 12.
Above-described embodiment is the preferred forms of the present invention, and the structure of other conspicuously improved such as universal driving shafts can
To make other spindle-type such as square axis other than Axis Tripod etc. within the scope of the present invention.
Claims (8)
1. a kind of reclosing miniature circuit breaker, extremely breaking including housing and the P poles breaker unit being disposed side by side in housing and N
Device unit, housing is interior to form the middle cover for separating P pole breaker units and N poles breaker unit, and P poles breaker unit and N are extremely disconnected
Road device unit it is of same size, P poles breaker unit include P poles operating mechanism, handle, P poles wire connection terminal, it is characterised in that：
N poles breaker unit includes N poles operating mechanism, N poles stationary contact head plate, N poles terminal plate, N poles wire connection terminal, inner cover plate and again
Switching-on mechanism, two N poles wire connection terminals are separately positioned on N poles breaker unit both ends, N poles stationary contact head plate and N poles terminal plate
Outer end is connect respectively with N poles wire connection terminal, and the inner end of N poles stationary contact head plate forms N poles static contact, and it is extremely dynamic that N poles operating mechanism includes N
Contact and N poles moving contact support that N poles moving contact corresponds to N poles static contact and is arranged in the moving contact support of N poles, is set on the moving contact of N poles
The spring that N poles moving contact is made to be compressed to N poles static contact is equipped with, inner cover plate is connected on middle cover, and N poles operating mechanism, N is extremely quiet
Contact plate, N poles terminal plate are covered in inner cover plate, are overlapped brake mechanism and are arranged on outside inner cover plate, are overlapped brake mechanism and are included motor, motor
Turbine, the first turbine, the second turbine, drive gear, handle wheel, coupled wheel, motor turbine are nested on the output shaft of motor, the
One turbine includes the first turbine portion and the first helical teeth wheel portion of coaxial linkage, and the second turbine includes the second turbine portion of coaxial linkage
With the second helical teeth wheel portion, the first helical teeth wheel portion of the first turbine is engaged with motor turbine, and the of the first turbine portion and the second turbine
Two helical teeth wheel portions engage, and the second turbine portion is engaged with drive gear, and drive gear is hinged on handle wheel, is formed on drive gear
Drive block, handle wheel periphery form the handle block of protrusion, and coupled wheel is hinged on handle wheel, and linkage is formed on coupled wheel and is dialled
Bar links and reduction torsion spring is provided between driving lever and middle cover, the drive block of drive gear be arranged on handle wheel handle block and
Between the linkage driving lever of coupled wheel, universal driving shaft is provided on handle wheel, universal driving shaft is passed through in the breaker unit of middle cover extension P poles,
It is connected with the handle of P poles breaker unit, inner cover plate and middle cover join towards a linkage opening is formed in coupled wheel side
Dynamic driving lever is stretched into linkage opening, and dropout STATEMENT OF FEDERALLY SPONSORED is provided on the operating mechanism of N poles, and dropout STATEMENT OF FEDERALLY SPONSORED one end extends to linkage and dials
On the movement locus of bar, dropout universal driving shaft is provided in dropout STATEMENT OF FEDERALLY SPONSORED, dropout universal driving shaft passes through middle cover to join with P poles operating mechanism
Dynamic connection.
2. reclosing miniature circuit breaker according to claim 1, it is characterised in that：P poles wire connection terminal and the wiring of N poles
Plugboard trough is formed on middle cover on the inside of terminal, small wiring board has been placed in plugboard trough, N poles breaker unit further includes main line
Road plate, main circuit board are arranged on case inside, and small wiring board is connect with main circuit board, P poles wire connection terminal and N poles terminals
It is provided with conductive sheet on son, conductive sheet includes the fixed part being connect with wire connection terminal and is oppositely arranged in fixed part both sides to convex
The elastic portion risen, small wiring board realize connection between being inserted in conductive sheet elastic portion.
3. reclosing miniature circuit breaker according to claim 1 or 2, it is characterised in that：First turbine and the second whirlpool
The shape of wheel is identical, and the motor is disposed longitudinally below handle wheel, and motor turbine is arranged on above motor, and the first turbine is horizontal
Above motor, the second turbine is longitudinal in the first turbine side and to make the second turbine portion extend up to drive gear side.
4. reclosing miniature circuit breaker according to claim 3, it is characterised in that：Motor is corresponded on the middle cover of the housing
Motor fixed bit is formed, motor fixed bit includes motor side plate and motor foreboard, motor delivery outlet, inner cover are formed on motor foreboard
Plate includes integrally formed mechanism cover board and static contact cover board, and the edge of mechanism cover board is connected on the motor side plate of side, quiet
Contact cover board is horizontal in the end of motor fixed bit.
5. reclosing miniature circuit breaker according to claim 1 or 2, it is characterised in that：The N poles stationary contact head plate, N poles connect
Arc-chute is formed between line plate, arc-chute rear formation one is semicircular to let out arc channel.
6. reclosing miniature circuit breaker according to claim 2, it is characterised in that：Upper and lower both sides in the plugboard trough
Guide groove is formed on wall, the gap between guide groove and two elastic portions is corresponding.
7. the reclosing miniature circuit breaker according to claim 2 or 6, it is characterised in that：It is connected on the main circuit board
Motor wiring board and contact pin female seat, motor circuit plate are connected to motor end, corresponded on main circuit board motor wiring board formed it is slotting
Slot, motor wiring board are inserted in slot and are connect with main circuit board, and contact pin female seat corresponds to plugboard trough setting, is set on the small wiring board
Contact pin is equipped with, contact pin is correspondingly connected with contact pin female seat.
8. reclosing miniature circuit breaker according to claim 1 or 2, it is characterised in that：Linkage on the coupled wheel is dialled
Bar is centrally formed spring groove, and reduction torsion spring one end is stuck in spring groove, and the other end is connected on middle cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810132085.7A CN108155069B (en) | 2018-02-09 | 2018-02-09 | Reclosing miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810132085.7A CN108155069B (en) | 2018-02-09 | 2018-02-09 | Reclosing miniature circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108155069A true CN108155069A (en) | 2018-06-12 |
| CN108155069B CN108155069B (en) | 2023-11-17 |
Family
ID=62459746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810132085.7A Active CN108155069B (en) | 2018-02-09 | 2018-02-09 | Reclosing miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108155069B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489930A (en) * | 2020-04-09 | 2020-08-04 | 江苏三口井信息科技有限公司 | Communication safety device and method for plug-and-play low-voltage circuit breaker |
| CN116387106A (en) * | 2023-05-05 | 2023-07-04 | 浙江德菱科技股份有限公司 | Circuit breaker with higher safety |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012045209A1 (en) * | 2010-10-09 | 2012-04-12 | Fang Huapeng | Miniature breaker |
| CN104576235A (en) * | 2015-01-23 | 2015-04-29 | 环宇集团有限公司 | Automatic reclosing lock device of miniature circuit breaker |
| CN105097372A (en) * | 2015-08-12 | 2015-11-25 | 宏秀电气有限公司 | Automatic-opening and closing small circuit breaker |
| CN106710990A (en) * | 2016-12-27 | 2017-05-24 | 温州圣普电气有限公司 | Small-sized circuit breaker reclosing mechanism |
| WO2017202327A1 (en) * | 2016-05-27 | 2017-11-30 | 天津加美特电气设备有限公司 | Star-delta switching starter for three-phase alternating-current motor |
| CN207818486U (en) * | 2018-02-09 | 2018-09-04 | 浙江德菱科技股份有限公司 | Reclosing miniature circuit breaker |
-
2018
- 2018-02-09 CN CN201810132085.7A patent/CN108155069B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012045209A1 (en) * | 2010-10-09 | 2012-04-12 | Fang Huapeng | Miniature breaker |
| CN104576235A (en) * | 2015-01-23 | 2015-04-29 | 环宇集团有限公司 | Automatic reclosing lock device of miniature circuit breaker |
| CN105097372A (en) * | 2015-08-12 | 2015-11-25 | 宏秀电气有限公司 | Automatic-opening and closing small circuit breaker |
| WO2017202327A1 (en) * | 2016-05-27 | 2017-11-30 | 天津加美特电气设备有限公司 | Star-delta switching starter for three-phase alternating-current motor |
| CN106710990A (en) * | 2016-12-27 | 2017-05-24 | 温州圣普电气有限公司 | Small-sized circuit breaker reclosing mechanism |
| CN207818486U (en) * | 2018-02-09 | 2018-09-04 | 浙江德菱科技股份有限公司 | Reclosing miniature circuit breaker |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489930A (en) * | 2020-04-09 | 2020-08-04 | 江苏三口井信息科技有限公司 | Communication safety device and method for plug-and-play low-voltage circuit breaker |
| CN116387106A (en) * | 2023-05-05 | 2023-07-04 | 浙江德菱科技股份有限公司 | Circuit breaker with higher safety |
| CN116387106B (en) * | 2023-05-05 | 2023-12-12 | 浙江德菱科技股份有限公司 | Circuit breaker with higher safety |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108155069B (en) | 2023-11-17 |
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