CN208077921U - Breaker - Google Patents
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- CN208077921U CN208077921U CN201820213785.4U CN201820213785U CN208077921U CN 208077921 U CN208077921 U CN 208077921U CN 201820213785 U CN201820213785 U CN 201820213785U CN 208077921 U CN208077921 U CN 208077921U
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Abstract
A kind of breaker,Including shell,It is equipped with connecting terminal at the both ends of shell,Static contact is equipped in shell,Moving contact and operating mechanism,Operating mechanism is connected with moving contact and moving contact can be driven to swing to be contacted with static contact,Static contact is connect by conductive plate with connecting terminal,Conductive plate includes integrally formed wire connecting portion,Coil part and support sector,Wire connecting portion coordinates with connecting terminal,Static contact is arranged in support sector to be coordinated with moving contact,Coil part is spiral to be connected between wire connecting portion and support sector,The core assemblies coordinated with operating mechanism are equipped in the inside of coil part,By by wire connecting portion,The integrally formed conductive plate of coil part and support sector,It is welded together again after part need not individually being processed,Not only eliminate welding,The manufacturing procedures such as shaping,Improve the efficiency of production and processing,And the problem for avoiding contact resistance caused by contact area is too small between the part due to welding too low,Reduce electric current by when Wen Sheng.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, more particularly to a kind of breaker.
Background technology
Low-voltage circuit breaker is one of most important protection and control element in low-voltage electrical apparatus, is mainly used for industrial and mining enterprises, height
In low-voltage network in layer building, hotel, hospital, airport, harbour and modern neighborhood unit, set as protection alternating current-direct current electric appliance
The standby harm being allowed to from abnormal conditions such as overcurrent, reverse current, short circuit and under-voltages.It simultaneously can be used for infrequently rising
Dynamic motor and operation or conversion circuit.But various occasion loads are continuously increased at present so that the compliant fuser of needs is not
Disconnected develops from small ampere to big ampere direction, and the compliant fuser of big ampere is more widely applied.In the breaker of big ampere
In, general to carry out instantaneous protection by electromagnetic system, principle is that will produce around the electric current changed in electrical conductor
Magnetic field carries out instantaneous protection by the magnetic force.In general, using helix tube type electromagnetic system move in wink in miniature circuit breaker
Protection.
Breaker is usually supported by side terminal plate, current coil, dynamic/static contact in the prior art, double gold and the other side connect
Line plate etc. forms galvanic circle, and wherein current coil and terminal plate, static contact is electrically connected between supporting by spot welding.Due to Wen Sheng
And power consumption requirements, the breaker of big ampere specification need larger conductive section.The reasons such as current technology, cost are limited to, are led
The problems such as big spot welding in electric section is frequently present of spot welding deformation, rosin joint, will so lead to that assembly is difficult, electric conductivity is poor, temperature raising
Deng the security performance for adversely affecting and reducing breaker.
Invention content
The purpose of the utility model is to overcome the defect of the prior art, provide a kind of simple in structure, reliability high disconnected
Road device.
To achieve the above object, the utility model uses following technical solution：
A kind of breaker, including shell 2 are equipped with connecting terminal 3 at the both ends of shell 2, be equipped in the shell 2 static contact 1,
Moving contact 4 and operating mechanism 5, operating mechanism 5 is connected with moving contact 4 and moving contact 4 can be driven to swing to be contacted with static contact 1,
Static contact 1 is connect by conductive plate 200 with connecting terminal 3, and conductive plate 200 includes integrally formed wire connecting portion 210, coil part
220 and support sector 230, wire connecting portion 210 coordinates with connecting terminal 3, and the setting of static contact 1 is matched in support sector 230 with moving contact 4
It closes, coil part 220 is spiral to be connected between wire connecting portion 210 and support sector 230, is equipped with and behaviour in the inside of coil part 220
Make the core assemblies 240 of the cooperation of mechanism 5.
Optionally, the coil part 220 is coaxially disposed with core assemblies 240, and the axle center of coil part 220 is arranged in static contact
On the extended line of 1 neutral conductor.Core assemblies 240 can be made preferably to hit moving contact and support 51, it can in fault
Quickly separating brake.
Optionally, the coil part 220 is a circle, and the both ends setting of coil part 220 is in the same plane.
Optionally, for the conductive plate 200 by the plate proximate matter integrated molding at zigzag, plate proximate matter includes for being molded
The third plate of material 230a of support sector 230, the first plate of material 210a for being molded wire connecting portion 210, and it is connected to the first material
The second plate of material 220a of bending and molding coil part 220, the first plate of material are used between flitch 210a and third plate of material 230a
210a is shifted to install with third plate of material 230a, and the second plate of material 220a is obliquely connected to the first plate of material 210a and third material
Between the inside of flitch 230a, third plate of material 230a drives second while overturning on the extended line of the first plate of material 210a
Plate of material 220a bendings are coil part 220.
Optionally, the width of the plate proximate matter is gradually subtracted from the first plate of material 210a to the direction of third plate of material 230a
Small, the width of the first plate of material 210a is more than the second plate of material 220a, the width of the second plate of material 220a is more than third plate of material
230a。
Optionally, the support sector 230 shifts to install with wire connecting portion 210, the axis projection of coil part 220 at circular ring shape,
Its both ends is connected on the side of 210 inside of support sector 230 and wire connecting portion, and support sector 230 includes being connect with coil part 220
Connecting plate 231, the other end of connecting plate 231 with static contact to supporting that 232 connect after the axle center bending of coil part 220, static contact 1
Setting is supported in static contact on 232.
Optionally, the support sector 230 is arranged with wire connecting portion 210 on same straight line, and coil part 220 includes two
The bottom edge setting of L-shaped first coil portion 221, two first coil portion 221 is arranged side by side, two first coil portion 221
Side is oppositely arranged, and support sector 230 and wire connecting portion 210 are connect with the outside on the bottom edge of first coil portion 221 respectively, two first
The side of coil part 221 is connected by the second coil part 222, the second coil part 222 in an axial direction project into semi-circular, and
Axle center is arranged on the extended line of 210 neutral conductor of support sector 230 and wire connecting portion.
Optionally, the support sector 230 includes the connecting plate 231 being connect with coil part 220, is arranged at 231 bottom of connecting plate
The static contact of side supports 232 and the run-on tab 233 for supporting 232 bottom sides in static contact is arranged, and static contact 1 is fixedly connected on static contact
It supports on 232, at U-shaped, bottom side camber is arranged in the arc ignition room 8 in shell 2 run-on tab 233, one end and static contact branch
232 connections are held, the other end is oppositely arranged with the arc-chutes 9 in shell 2.
Optionally, the wire connecting portion 210 is at zigzag comprising the first terminal plate 211 and line coordinated with connecting terminal 3
The connected third terminal plate 213 in circle portion 220, and what is be connected between the first terminal plate 211 and third terminal plate 213 second connect
Line plate 212, connecting terminal 3 include the junction block 31 of frame shape, and the first terminal plate 211 extend into the inner cavity of junction block 31, connecing
The top side of line seat 31 is equipped with the terminal screw 32 of screw-thread fit, and terminal screw 32 extend into the inner cavity of junction block 31 and connect with first
Line plate 211 coordinates.
Optionally, the conductive plate 200 is equipped with into U-shaped yoke assembly, and core assemblies 240 include into the sleeve of tubular
241, the middle part of sleeve 241 passes through the inside of coil part 220, and both ends are connect with the both ends of yoke assembly respectively, in sleeve 241
Inside is equipped with fixed core 242, dynamic iron core 243 and spring 244, spring 244 and is arranged between fixed core 242 and dynamic iron core 243,
Fixed core 242 is equipped with the mandril 245 that 51 cooperations are supported with moving contact in the inside of fixed core 242 at tubular, and dynamic iron core 243 is set
It sets and supports 51 side and mandril 245 to coordinate far from moving contact in fixed core 242.
The breaker of the utility model, by by 230 integrally formed conduction of wire connecting portion 210, coil part 220 and support sector
Plate 200 is welded together after need not individually processing part, not only eliminates the manufacturing procedures such as welding, shaping, improve life again
The problem produced the efficiency of processing, and avoid contact resistance caused by contact area is too small between the part due to welding too low,
Reduce electric current by when Wen Sheng, while the problems such as also avoid the electric welding deformation brought due to welding processing, rosin joint, effectively
Ground improves the electric conductivity and reliability of breaker.In addition, the coil part 220 is coaxially disposed with core assemblies 240, coil part
220 axle center is arranged on the extended line of the neutral conductor of static contact 1, and core assemblies 240 can be made preferably to hit moving contact branch
Hold 51, in fault can quickly separating brake, reduce the loss being subject to as much as possible.In addition, conductive plate 200 is by zigzag
Plate proximate matter punching and bending form, a side to overturn from third plate of material 230a to the first plate of material 210a while, simultaneously
Second plate of material 220a bendings are coil part 220, are had the characteristics that simple in structure, easy to process.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model breaker；
Fig. 2 is the structural schematic diagram of the utility model conductive plate and core assembly；
Fig. 3 is the exploded view of the utility model Fig. 2；
Fig. 4 is the right view of the utility model Fig. 2；
Fig. 5 is the vertical view of the utility model plate proximate matter；
Fig. 6 is the first embodiment of the utility model conductive plate；
Fig. 7 is the right view of the utility model Fig. 6；
Fig. 8 is second of embodiment of the utility model conductive plate；
Fig. 9 is the right view of the utility model Fig. 8.
Specific implementation mode
Below in conjunction with the embodiment that attached drawing 1 to 9 provides, the specific embodiment party of the breaker of the utility model is further illustrated
Formula.The breaker of the utility model is not limited to the following description.
As shown in Figs. 1-3, the breaker of the utility model generally includes shell 2, is connect what the both ends of shell 2 were respectively equipped with
Line terminals 3, the moving contact 4 being oppositely arranged and static contact 1 are equipped at the middle part of shell 2, and operating mechanism is equipped at the top of shell 2
5, operating mechanism 5 is equipped with the moving contact being connect with moving contact 4 and supports 51, and operating mechanism 5 can support 51 to drive by moving contact
Moving contact 4, which is swung, to be contacted turning circuit with static contact 1 and detaches disconnecting circuit, and machine is operated after moving contact 4 is contacted with static contact 1
5 energy storage of structure is simultaneously locked, and moving contact 4 is connect by the Shuan Jin mechanisms 7 on right side with the connecting terminal 3 on right side, and Shuan Jin mechanisms 7 can
When circuit overloads, trigger action mechanism 5 unlocks, and makes operating mechanism 5 that moving contact 4 be driven to detach realization circuit with static contact 1
Protection, the electric arc when the lower section of static contact 1 is equipped with arc ignition room 8, and arc ignition room 8 is used to detach moving contact 4 with static contact 1 are guided into
The arc-chutes 9 in left side, prevent arc erosion static contact 1 and moving contact 4.
The left side of the static contact 1 is equipped with the conductive plate 200 being connect with the connecting terminal 3 in left side, and static contact 1, which is fixed, to be connected
It is connected on conductive plate 200 and coordinates with moving contact 4, conductive plate 200 includes integrally formed wire connecting portion 210, coil part 220 and branch
Hold portion 230, wire connecting portion 210 is arranged to be coordinated in the connecting terminal 2 of left side and 2 left end of shell, and the setting of support sector 230 is quiet on right side
Contact 1 is fixedly connected in support sector 230 and is oppositely arranged with moving contact, and coil part 220 is spiral to be connected to 210 He of wire connecting portion
Top side between support sector 230 is equipped with core assemblies 240 in the inside of coil part 220, and coil part 220 short circuit occurs in circuit
When can drive core assemblies 240 push move moving contact support 51 trigger action mechanisms 5 unlock drive moving contact 4 leave static contact
1, naturally it is also possible to by pushing the other parts of operating mechanism 5 to trigger unlock.
The breaker of the utility model, by by 230 integrally formed conduction of wire connecting portion 210, coil part 220 and support sector
Plate 200 is welded together after need not individually processing part, not only eliminates the manufacturing procedures such as welding, shaping, improve life again
The problem produced the efficiency of processing, and avoid contact resistance caused by contact area is too small between the part due to welding too low,
Reduce electric current by when Wen Sheng, while the problems such as also avoid the electric welding deformation brought due to welding processing, rosin joint, effectively
Ground improves the electric conductivity and reliability of breaker.
If Fig. 4 shows that the right view of Fig. 2, the coil part 220 are coaxially disposed with core assemblies 240, the axis of coil part 220
The heart is arranged on the extended line of the neutral conductor of static contact 1, and core assemblies 240 can be made preferably to hit moving contact and support 51,
When fault can quickly separating brake, reduce the loss being subject to as much as possible, certainly, the axle center of coil part 220 can not also
It is arranged on the extended line of the neutral conductor of static contact 1, belongs to the scope of protection of the utility model.
Further, the coil part 220 is preferably a circle, and the both ends setting of coil part 220 is in the same plane,
For temperature is risen and have the considerations of 2 inner space of Shell of circuit breaker, when coil part 220 is a circle occupy little space, thermal diffusivity
Well, the characteristics of reliable breaking, certainly, coil part 220 can also be less than a circle or more than a circle, the difficulty meeting of processing and assembly
It is relatively higher.
As a kind of embodiment of wire connecting portion 210, the wire connecting portion 210 is at zigzag comprising matches with connecting terminal 3
The first terminal plate 211 closed, the third terminal plate 213 being connected with coil part 220, and it is vertically connected on the first terminal plate 211
The second terminal plate 212 between third terminal plate 213, connecting terminal 3 generally include the junction block 31 of frame shape, in 2 side of shell
Wall is equipped with wiring hole corresponding with the inner cavity of junction block 31 21, and the first terminal plate 211 is extend into the inner cavity of junction block 31,
The top side of junction block 31 is equipped with the terminal screw 32 of screw-thread fit, and the screw rod of terminal screw 32 is extend into the inner cavity of junction block 31
Coordinate with the first terminal plate 211, handle hole 22 corresponding with the nut of terminal screw 32, screwdriver are equipped in the top side of shell 2
Equal tools can pass through handle hole 22 to rotate terminal screw 32, and wire frame 31 can be slidably matched with shell 2, then terminal screw 32
Drive the movement of wire frame 31 that conducting wire is fixed on the first terminal plate 211 when rotation, wire frame 31 can also be fixed at shell
In body 2, then rotating terminal screw 32 can make terminal screw 32 close and far from the first terminal plate 211, pass through terminal screw 32
Conducting wire is fixed on the first terminal plate 211, the structure of pair of wire connection terminals 3 is not specifically limited here, can be fixed to conducting wire
On first terminal plate 211, and connecting terminal 3 can adjust the position in breaker according to the first terminal plate 211, such as
The extended line of the neutral conductor of the first terminal plate of fruit 211 passes through the axle center of coil part 220, then during connecting terminal 3 is in breaker
It sets, the axle center of coil part 220 can not also be passed through, then connecting terminal 3 is set in being in breaker, belongs to the utility model
Protection domain.Belong to the scope of protection of the utility model.
As a kind of embodiment of support sector 230, support sector 230 include the connecting plate 231 being connect with coil part 220,
The static contact in 231 bottom side of connecting plate is arranged to support 232 and the run-on tab 233 for supporting 232 bottom sides in static contact, static contact is arranged
1, which is fixedly connected on static contact, supports on 232, and at U-shaped, bottom side is correspondingly arranged in arc ignition room 8 and at arc run-on tab 233
Shape, one end and static contact support that 232 connect, and the other end is oppositely arranged with arc-chutes 9, run-on tab 233 can by moving contact 4 with it is quiet
The electric arc that contact 1 generates when separating introduces arc-chutes 9, prevents arc erosion static contact 1 and moving contact 4, improves breaker disjunction
The ability of electric current.
As Fig. 3 shows that a kind of embodiment of core assemblies 240, conductive plate 200 are equipped with into U-shaped yoke assembly, magnetic
Yoke assembly portion includes two the first yoke plates 251 and third yoke plate 253, Yi Jishe for being oppositely arranged on 220 both sides of coil part
It sets and is connected to the second yoke plate 252 between the first yoke plate 251 and third yoke plate 253 in 220 bottom side of coil part；
Core assemblies 240 include into the sleeve 241 of tubular, and the middle part of sleeve 241 passes through the inside of coil part 220, both ends
It is connect respectively with two the first yoke plates 251 and third yoke plate 253, fixed core 242, dynamic iron is equipped in the inside of sleeve 241
The heart 243 and spring 244, spring 244 are arranged between fixed core 242 and dynamic iron core 243, and fixed core 242 is at tubular, in fixed core
242 inside is equipped with the mandril 245 that 51 cooperations are supported with moving contact, moves iron core 243 and is arranged in fixed core 242 far from moving contact branch
The side and mandril 245 for holding 51 coordinate, and the coil part 220 of conductive plate 200 can drive dynamic iron core 243 to drive mandril 245, lead to
Crossing the unlock of 245 trigger action mechanism 5 of mandril drives moving contact 4 to be separated with static contact 1, and spring 244 is used to reset dynamic iron core 243,
Certainly, moving iron core 243 can also be arranged in fixed core 242 close to the side of moving contact support 51, here to core assembly 240
Structure is not specifically limited, and belongs to the scope of protection of the utility model.
Fig. 5 shows that the vertical view of the plate proximate matter for shaped conductive plate 200, plate proximate matter are cut to the flat of Z fonts
Bending is conductive plate 200 after harden structure, specifically, the plate proximate matter includes the third plate of material for being molded support sector 230
230a, the first plate of material 210a for being molded wire connecting portion 210, and it is connected to the first plate of material 210a and third plate of material
The second plate of material 220a, the first plate of material 210a and third plate of material 230a of bending and molding coil part 220 is used between 230a
It is mutually parallel and shifts to install, the second plate of material 220a is obliquely connected to the first plate of material 210a's and third plate of material 230a
Between inboard side edge, third plate of material 230a drives second while overturning on the extended line on the right side of the first plate of material 210a
Plate of material 220a bendings are coil part 220, then again respectively to the first plate of material 210a and the 230a processing of third plate of material
Conductive plate 200 is obtained, not only good conductivity, reliability are high but also simple in structure, are convenient for adding for the conductive plate 200 of the utility model
Work, production cost are low.The width of plate proximate matter is preferably from the first ends plate of material 210a to the ends third plate of material 230a
Direction is gradually reduced, and the width of the first plate of material 210a is more than the second plate of material 220a, the width of the second plate of material 220a is more than
Third plate of material 230a can not only reduce difficulty when punching and Bending Processing by reasonably distributing plate proximate matter width,
And the generation of waste material can be reduced, cost is reduced, the energy is saved.
The first specific implementation mode of conductive plate 200 as show Fig. 6-7, Fig. 7 shows the right view of Fig. 6, described
Support sector 230 shifts to install with wire connecting portion 210, and for the axis projection of coil part 220 at circular ring shape, both ends are connected to support sector
230 and the inside of wire connecting portion 210 side on, the connecting plate 231 of support sector 230 is at Z-type comprising the is connect with coil part 220
One connecting plate 2311, the second connecting portion 2312 for being connected to axle center bending on from the first connecting plate 2311 to coil part 220 and even
The third interconnecting piece 2313 being connected between second connecting portion 2312 and static contact support 232, present embodiment pass through the second connection
Axle center bending of the portion 2312 to coil part 220 can make the extended line of the neutral conductor of static contact 1 across the axle center of coil part 220,
The movement speed of core assembly 240 is improved, the extended line of the neutral conductor of wire connecting portion 210 is not passed through the axle center of coil part 220, when
So, wire connecting portion 210 can also can be carried out to the side bending of coil part 220, connecting terminal 3 according to the position of wire connecting portion 210
Adjustment.
Second of specific implementation mode of conductive plate 200 as show Fig. 8-9, the support sector 230 are arranged with wire connecting portion 210
On same straight line, coil part 220 includes two L-shaped first coil portion 221, and first coil portion 221 includes vertically connecting
The bottom edge setting on the bottom edge and side connect, two first coil portion 221 is arranged side by side, the side phase of two first coil portion 221
To setting, support sector 230 and wire connecting portion 210 are connect with the outside on the bottom edge of first coil portion 221 respectively, two first coil portion
221 side is connected by the second coil part 222, the second coil part 222 in an axial direction project into semi-circular, and axle center is arranged
On the extended line of 210 neutral conductor of support sector 230 and wire connecting portion, the coil part 220 of present embodiment is by being arranged to semi-circular
The second coil part 222 and two L-shaped first coil portion 221 being oppositely arranged connect respectively with support sector 230 and wire connecting portion 210
It connects, makes support sector 230 and wire connecting portion 210 that need not bend the axis that the extended line of the neutral conductor can be arranged in coil part 220
In the heart, it not only ensure that the movement speed of core assembly 240, but also had the characteristics that simple in structure, easy to process.Preferably, it supports
The connecting plate 231 in portion 230 tilts down setting, ensures that static contact 1 can coordinate with 4 reliable contacts of moving contact.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the scope of protection of the utility model.
Claims (10)
1. a kind of breaker, including shell (2) are equipped with connecting terminal (3) at the both ends of shell (2), are equipped in shell (2) quiet
Contact (1), moving contact (4) and operating mechanism (5), operating mechanism (5) are connected with moving contact (4) and can drive moving contact (4)
Swing is contacted with static contact (1), it is characterised in that：Static contact (1) is connect by conductive plate (200) with connecting terminal (3), conductive
Plate (200) includes integrally formed wire connecting portion (210), coil part (220) and support sector (230), wire connecting portion (210) and terminals
Sub (3) cooperation, static contact (1) is arranged in support sector (230) to be coordinated with moving contact (4), coil part (220) spiral connection
Between wire connecting portion (210) and support sector (230), the iron core coordinated with operating mechanism (5) is equipped in the inside of coil part (220)
Component (240).
2. breaker according to claim 1, it is characterised in that：The coil part (220) and core assemblies (240) are coaxial
The axle center of setting, coil part (220) is arranged on the extended line of the neutral conductor of static contact (1).
3. breaker according to claim 1, it is characterised in that：The coil part (220) is a circle, coil part (220)
Both ends setting in the same plane.
4. breaker according to claim 1, it is characterised in that：The conductive plate (200) is by the plate proximate matter at zigzag
It is integrally formed, plate proximate matter includes for being molded the third plate of material (230a) of support sector (230), for being molded wire connecting portion
(210) the first plate of material (210a), and be connected between the first plate of material (210a) and third plate of material (230a) and be used for
The second plate of material (220a) of bending and molding coil part (220), the first plate of material (210a) misplace with third plate of material (230a)
Setting, the second plate of material (220a) be obliquely connected to the first plate of material (210a) and third plate of material (230a) inside it
Between, third plate of material (230a) drives the second plate of material (220a) while overturning on the extended line of the first plate of material (210a)
Bending is coil part (220).
5. breaker according to claim 4, it is characterised in that：The width of the plate proximate matter is by the first plate of material
(210a) is gradually reduced to the direction of third plate of material (230a), and the width of the first plate of material (210a) is more than the second plate of material
The width of (220a), the second plate of material (220a) is more than third plate of material (230a).
6. breaker according to claim 1, it is characterised in that：The support sector (230) sets with wire connecting portion (210) dislocation
It sets, for the axis projection of coil part (220) at circular ring shape, both ends are connected to the side on the inside of support sector (230) and wire connecting portion (210)
Bian Shang, support sector (230) include the connecting plate (231) being connect with coil part (220), and the other end of connecting plate (231) is to coil
(232) are supported to connect with static contact after the axle center bending in portion (220), static contact (1) setting is supported in static contact on (232).
7. breaker according to claim 1, it is characterised in that：The support sector (230) is arranged with wire connecting portion (210)
On same straight line, coil part (220) includes two L-shaped first coil portion (221), two first coil portion (221)
Bottom edge setting is arranged side by side, and the side of two first coil portion (221) is oppositely arranged, support sector (230) and wire connecting portion (210) point
It is not connect with the outside on the bottom edge of first coil portion (221), the side of two first coil portion (221) passes through the second coil part
(222) connect, the second coil part (222) in an axial direction project into semi-circular, and axle center is arranged in support sector (230) and wiring
On the extended line of portion (210) neutral conductor.
8. according to any breakers of claim 1-7, it is characterised in that：The support sector (230) includes and coil part
(220) static contact of the connecting plate (231), setting connected in connecting plate (231) bottom side is supported (232) and is arranged in static contact branch
The run-on tab (233) of (232) bottom side is held, static contact (1) is fixedly connected on static contact and supports on (232) that run-on tab (233) is at U
Type, the arc ignition room (8) that bottom side camber is arranged in shell (2) is interior, and one end supports (232) to connect with static contact, the other end
It is oppositely arranged with the arc-chutes (9) in shell (2).
9. according to any breakers of claim 1-7, it is characterised in that：The wire connecting portion (210) is at zigzag, packet
The first terminal plate (211) coordinated with connecting terminal (3), the third terminal plate (213) being connected with coil part (220) are included, and
The second terminal plate (212) being connected between the first terminal plate (211) and third terminal plate (213), connecting terminal (3) includes frame
The junction block (31) of shape, the first terminal plate (211) are extend into the inner cavity of junction block (31), are equipped in the top side of junction block (31)
The terminal screw (32) of screw-thread fit, terminal screw (32) are extend into the inner cavity of junction block (31) and the first terminal plate (211)
Cooperation.
10. according to any breakers of claim 1-7, it is characterised in that：The conductive plate (200) is equipped at U-shaped
Yoke assembly, core assemblies (240) include into the sleeve (241) of tubular, and the middle part of sleeve (241) passes through coil part (220)
Inside, both ends connect with the both ends of yoke assembly respectively, and fixed core (242), dynamic iron core are equipped in the inside of sleeve (241)
(243) it is arranged between fixed core (242) and dynamic iron core (243) with spring (244), spring (244), fixed core (242) is at cylinder
Shape is equipped with the mandril (245) that (51) cooperation is supported with moving contact in the inside of fixed core (242), moves iron core (243) and is arranged quiet
Iron core (242) supports the side of (51) to coordinate with mandril (245) far from moving contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213785.4U CN208077921U (en) | 2018-02-07 | 2018-02-07 | Breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213785.4U CN208077921U (en) | 2018-02-07 | 2018-02-07 | Breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077921U true CN208077921U (en) | 2018-11-09 |
Family
ID=64037411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820213785.4U Active CN208077921U (en) | 2018-02-07 | 2018-02-07 | Breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107958829A (en) * | 2017-12-08 | 2018-04-24 | 厦门宏发开关设备有限公司 | A kind of N poles static contact and its breaker with N poles |
-
2018
- 2018-02-07 CN CN201820213785.4U patent/CN208077921U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107958829A (en) * | 2017-12-08 | 2018-04-24 | 厦门宏发开关设备有限公司 | A kind of N poles static contact and its breaker with N poles |
| CN107958829B (en) * | 2017-12-08 | 2021-09-07 | 厦门宏发开关设备有限公司 | N-pole static contact and circuit breaker with N pole |
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