CN208336131U - Breaker double arc extinguishing chambers static contact arc eliminating module - Google Patents
Breaker double arc extinguishing chambers static contact arc eliminating module Download PDFInfo
- Publication number
- CN208336131U CN208336131U CN201821136103.0U CN201821136103U CN208336131U CN 208336131 U CN208336131 U CN 208336131U CN 201821136103 U CN201821136103 U CN 201821136103U CN 208336131 U CN208336131 U CN 208336131U
- Authority
- CN
- China
- Prior art keywords
- arc
- bending
- static contact
- chutes
- arc extinguishing
- 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
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
Abstract
The utility model relates to a kind of breaker double arc extinguishing chambers static contact arc eliminating modules, including static contact, arc extinguishing component, one end of static contact has the bending restriction in square frame-shaped, stationary contact is provided in bending restriction, the other end of static contact has wiring straight plate part, arc extinguishing component includes insulation casing, increase magnetic sheet, first arc-chutes, second arc-chutes, the middle part of the insulation casing has the magnetic blow-out chamber being wrapped on the outside of stationary contact, the magnetic blow-out chamber is connected with the inside of the first arc-chutes, the one end for increasing magnetic sheet, which has, is wrapped in stationary contact two sides and U-shaped bending part, the other end for increasing magnetic sheet has the striking foot of upward bending, the both ends of bending part are each passed through bending restriction and are interspersed on the two sides of magnetic blow-out chamber, the tail portion of striking foot passes through magnetic blow-out chamber and extends in the first arc-chutes.The utility model has the advantages that structure is simple, stable and reliable for performance, assembly is convenient, can effectively extend breaker service life, improve breaker breaking capacity.
Description
Technical field
The utility model relates to breaker technical fields, and in particular to a kind of breaker double arc extinguishing chambers static contact arc extinguishing mould
Block.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker has overload, short circuit and low-voltage protection
Function, can protection circuit and power-supply device long-term existence that is not damaged, while can also cannot detecting to overcurrent protection
The fire hazard that may cause of ground fault protection is provided.Breaker of plastic casing includes plastic shell, operating mechanism, contact system
The structure design of system, arc quenching system, the arc quenching system unreasonable structural design of existing breaker of plastic casing, arc quenching system cannot collect
At modularization, it is not convenient enough to assemble, and causes its arc quenching effect undesirable, contact is easy to be burnt, thus the disjunction energy of breaker
Power is lower.
Summary of the invention
The purpose of the utility model is to overcome the defect of the prior art, provide a kind of structure it is simple, it is stable and reliable for performance,
Assemble it is convenient, can effectively extend breaker service life, improve breaker breaking capacity breaker double arc extinguishing chambers static contact go out
Arc module.
To achieve the above object, the utility model uses a kind of breaker double arc extinguishing chambers static contact arc eliminating module, including quiet
Contact, the arc extinguishing component being arranged on static contact, one end of the static contact have the bending restriction in square frame-shaped, bending
Stationary contact is provided in restriction, the other end of the static contact has wiring straight plate part, and the arc extinguishing component includes card
The insulation casing in bending restriction is closed, increases magnetic sheet, the first arc-chutes being arranged on insulation casing, be arranged in the first arc extinguishing
Second arc-chutes of room upper end, the middle part of the insulation casing have the magnetic blow-out chamber being wrapped on the outside of stationary contact, the magnetic blow-out chamber
It is connected with the inside of the first arc-chutes, the one end for increasing magnetic sheet, which has, is wrapped in stationary contact two sides and U-shaped bending part, increases magnetic
The other end of piece has the striking foot of upward bending, and the both ends of bending part are each passed through bending restriction and are interspersed in magnetic blow-out chamber
On two sides, the tail portion of striking foot passes through magnetic blow-out chamber and extends in the first arc-chutes.
The beneficial effect of above structure is: the circuit breaker static contact arc eliminating module uses double arc extinguishing chambers structure, the first arc extinguishing
Room, the second arc-chutes can allow electric arc to play and jump well, elongating arc, be conducive to the cooling of electric arc, extinguish, static contact
Stationary contact setting is intracavitary in magnetic blow-out, increases magnetic sheet and is wrapped in outside stationary contact, can generate bigger magnetic field, and can generate bigger
Electric arc is blown into arc-chutes by magnetic field, is increased and is provided with striking foot on magnetic sheet, striking foot can be oriented to electric arc to arc-chutes transfer
It moves, electric arc can be rapidly introduced into arc-chutes, improve arc extinguishing ability, and insulation casing uses arc blow-out plastic material, on the one hand be had absolutely
The effect of edge electric arc avoids dynamic/static contact by electric arc calcination, on the other hand can generate gas, and electric arc is blown into rapidly arc extinguishing
Room enhances arc quenching effect.There is section to make when disjunction in the bending flow restriction of square frame-shaped type for static contact one end
The current direction of static contact makes moving contact by reprimand opening force, simultaneously on the contrary, increase the electrodynamic repulsion force between moving contact and static contact
Static contact section changes, and current constriction is made to generate the power of moving contact movement, is conducive to the breaking capacity for improving breaker.
Particularly, it is corresponded in the bending restriction and is provided with bending striking portion at striking foot, the court of bending striking portion
The direction bending of striking foot extends.Bending striking portion can play the role of striking, can quickly guide to residual arc on striking foot, will be electric
Arc is rapidly introduced into arc-chutes, realizes the quick extinguishing of electric arc, electric arc is avoided to burn moving contact, static contact.
Particularly, it is corresponded in the bending restriction and is respectively arranged with bar shaped holding section at the two sides of stationary contact, it is described
Insulation casing on correspond to the two sides of magnetic blow-out chamber and be respectively arranged with card slot, the bar shaped holding section is fastened in card slot and constitutes
The clamping engagement of insulation casing and bending restriction.Insulation casing and bending restriction are using clamping connection cooperation, convenient for insulation
The assembly of housing and bending restriction, and be also convenient for for entire arc extinguishing component being quickly assembled in the bending restriction of static contact,
It realizes modular assembly, improves assembly efficiency.
Particularly, the both ends of the bending part are respectively interposed in card slot, and the stationary contact is located at the two of bending part
Between end.Static contact is arranged between the both ends for increasing the bending part of magnetic sheet, so as to generate bigger magnetic field, thus electric arc
It can be blown into arc-chutes rapidly, enhance arc quenching effect.
Detailed description of the invention
Fig. 1 is the utility model embodiment perspective view.
Fig. 2 is the utility model embodiment exploded view.
Fig. 3 is the utility model embodiment cross-sectional view.
Fig. 4 is the perspective view of the utility model embodiment static contact.
Fig. 5 is the perspective view that the utility model embodiment increases magnetic sheet.
Specific embodiment
As shown in Fig. 1~5, the utility model embodiment is a kind of breaker double arc extinguishing chambers static contact arc eliminating module, including
Static contact 10, the arc extinguishing component 20 being arranged on static contact 10, one end of the static contact 10 have the bending in square frame-shaped
Restriction 101, stationary contact 11 is provided in bending restriction 101, and the other end of the static contact 10 has wiring straight plate part
102, the arc extinguishing component 20 includes the insulation casing 21 being fastened in bending restriction 101, increases magnetic sheet 22, is arranged and is insulating
The first arc-chutes 23 on housing 21, the second arc-chutes 24 that 23 upper end of the first arc-chutes is set, the insulation casing 21
Middle part there is the magnetic blow-out chamber 200 for being wrapped in the outside of stationary contact 11, which is connected with the inside of the first arc-chutes 23
Logical, the one end for increasing magnetic sheet 22, which has, is wrapped in 11 two sides of stationary contact and U-shaped bending part 221, increases the other end tool of magnetic sheet 22
There is the striking foot 222 of upward bending, the both ends of bending part 221 are each passed through bending restriction 101 and are interspersed in 200 chamber of magnetic blow-out
On two sides, the tail portion of striking foot 222 passes through magnetic blow-out chamber 200 and extends in the first arc-chutes 23.
As shown in Figure 2,3, 4, it is corresponded in the bending restriction 101 and is provided with bending striking portion at striking foot 222
103, which extends towards the 222 direction bending of striking foot.Bending striking portion can play the role of striking, can will remain
Electric arc is quickly guided on striking foot, and electric arc is rapidly introduced into arc-chutes, is realized the quick extinguishing of electric arc, is avoided electric arc from burning dynamic
Contact, static contact.It is corresponded in the bending restriction 101 and is respectively arranged with bar shaped holding section 104 at the two sides of stationary contact 11,
The two sides that magnetic blow-out chamber 200 is corresponded on the insulation casing 21 are respectively arranged with card slot 211, and the bar shaped holding section 104 is blocked
Close in card slot 211 and constitute the clamping engagement of insulation casing 21 and bending restriction 101.Insulation casing is adopted with bending restriction
With clamping connection cooperation, convenient for the assembly of insulation casing and bending restriction, and it is also convenient for entire arc extinguishing component quick assembling
In the bending restriction of static contact, realizes modular assembly, improve assembly efficiency.The both ends of the bending part 221 point
It is not interspersed in card slot 211, the stationary contact 11 is located between the both ends of bending part 221.Static contact setting is being increased into magnetic sheet
Bending part both ends between, so as to generate bigger magnetic field, so that electric arc can be blown into arc-chutes rapidly, enhance
Arc quenching effect.
The circuit breaker static contact arc eliminating module uses double arc extinguishing chambers structure, and the first arc-chutes, the second arc-chutes can allow electricity
Arc plays to be jumped well, elongating arc, is conducive to the cooling of electric arc, is extinguished, and the stationary contact setting of static contact is intracavitary in magnetic blow-out,
Increase magnetic sheet to be wrapped in outside stationary contact, bigger magnetic field can be generated, and bigger magnetic field can be generated, electric arc is blown into arc-chutes
In, increase and be provided with striking foot on magnetic sheet, striking foot can be oriented to electric arc and shift into arc-chutes, and electric arc can be rapidly introduced into arc extinguishing
Arc extinguishing ability is improved in interior, and insulation casing uses arc blow-out plastic material, on the one hand plays the role of the electric arc that insulate, sound is avoided to touch
On the other hand head can generate gas by electric arc calcination, electric arc is blown into rapidly arc-chutes, enhances arc quenching effect.Static contact one
It is in the bending flow restriction of square frame-shaped type that holding, which has section, when disjunction, makes the current direction of dynamic/static contact on the contrary, increasing
Electrodynamic repulsion force between moving contact and static contact makes moving contact by reprimand opening force, while static contact section changes, and makes electric current
The power for generating moving contact movement is shunk, the breaking capacity for improving breaker is conducive to.
Claims (4)
1. a kind of breaker double arc extinguishing chambers static contact arc eliminating module, including static contact, the arc extinguishing component being arranged on static contact,
Be characterized in that: one end of the static contact has the bending restriction in square frame-shaped, is provided with stationary contact in bending restriction,
The other end of the static contact has wiring straight plate part, and the arc extinguishing component includes the insulation being fastened in bending restriction
Housing increases magnetic sheet, the first arc-chutes being arranged on insulation casing, the second arc-chutes that the first arc-chutes upper end is arranged in, institute
The middle part for the insulation casing stated has the magnetic blow-out chamber being wrapped on the outside of stationary contact, which is connected with the inside of the first arc-chutes
Logical, the one end for increasing magnetic sheet, which has, is wrapped in stationary contact two sides and U-shaped bending part, and the other end for increasing magnetic sheet has upward bending
Striking foot, the both ends of bending part are each passed through bending restriction and are interspersed on the two sides of magnetic blow-out chamber, and the tail portion of striking foot is worn
It crosses magnetic blow-out chamber and extends in the first arc-chutes.
2. breaker double arc extinguishing chambers static contact arc eliminating module according to claim 1, it is characterised in that: the bending limit
It is corresponded in stream portion and is provided with bending striking portion at striking foot, which extends towards the direction bending of striking foot.
3. breaker double arc extinguishing chambers static contact arc eliminating module according to claim 1 or 2, it is characterised in that: the folding
It is corresponded in curved restriction and is respectively arranged with bar shaped holding section at the two sides of stationary contact, magnetic blow-out chamber is corresponded on the insulation casing
Two sides are respectively arranged with card slot, and the bar shaped holding section is fastened on the card in card slot and constituting insulation casing and bending restriction
Connect cooperation.
4. breaker double arc extinguishing chambers static contact arc eliminating module according to claim 1, it is characterised in that: the bending part
Both ends be respectively interposed in card slot, the stationary contact is located between the both ends of bending part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821136103.0U CN208336131U (en) | 2018-07-18 | 2018-07-18 | Breaker double arc extinguishing chambers static contact arc eliminating module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821136103.0U CN208336131U (en) | 2018-07-18 | 2018-07-18 | Breaker double arc extinguishing chambers static contact arc eliminating module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208336131U true CN208336131U (en) | 2019-01-04 |
Family
ID=64784744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821136103.0U Active CN208336131U (en) | 2018-07-18 | 2018-07-18 | Breaker double arc extinguishing chambers static contact arc eliminating module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208336131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766849A (en) * | 2018-07-18 | 2018-11-06 | 环宇集团浙江高科股份有限公司 | Breaker double arc extinguishing chambers static contact arc eliminating module |
-
2018
- 2018-07-18 CN CN201821136103.0U patent/CN208336131U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766849A (en) * | 2018-07-18 | 2018-11-06 | 环宇集团浙江高科股份有限公司 | Breaker double arc extinguishing chambers static contact arc eliminating module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100593833C (en) | Contact system of plastic case breaker | |
| CN108766849A (en) | Breaker double arc extinguishing chambers static contact arc eliminating module | |
| CN208336117U (en) | A kind of breaker of plastic casing | |
| CN101083187B (en) | Circuit breaker | |
| CN201066667Y (en) | A contactor system for plastic breaker | |
| CN208336131U (en) | Breaker double arc extinguishing chambers static contact arc eliminating module | |
| CN208336078U (en) | A kind of breaker of plastic casing static contact arc eliminating module | |
| CN1298003C (en) | Small circuit breaker | |
| CN112103149B (en) | Hydraulic electromagnetic breaker for 5G | |
| CN112420462A (en) | Contact arc extinguishing device of circuit breaker | |
| CN213304049U (en) | Contact arc extinguishing device of circuit breaker | |
| WO2022007962A1 (en) | Circuit breaker | |
| CN212648166U (en) | Hydraulic electromagnetic breaker for 5G | |
| CN208336122U (en) | A kind of miniaturization plastic housing leakage circuit breakers | |
| CN209766346U (en) | Arc extinguishing system of direct current breaker | |
| CN111834162A (en) | Circuit breaker | |
| CN204271021U (en) | With the breaker with double breaks and plastic case of disjunction screening arrangement | |
| CN212392200U (en) | Contact arc extinguishing device of circuit breaker | |
| CN216120051U (en) | Breaking unit for efficient arc extinction | |
| CN220456339U (en) | Arc extinguishing system of circuit breaker | |
| CN212676211U (en) | 5G hydraulic electromagnetic circuit breaker with quick action structure | |
| CN219418941U (en) | Small-sized circuit breaker | |
| CN220796569U (en) | Circuit breaker | |
| CN212648169U (en) | Hydraulic electromagnetic circuit breaker for 5G and unlocking mechanism thereof | |
| CN214505420U (en) | N-pole switch module of automatic reclosing miniature circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325603 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Huanyu Hi Tech Co.,Ltd. Address before: 325603 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: HUANYU GROUP ZHEJIANG HIGH-TECH Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |