CN104599913B - A kind of RCCB - Google Patents
A kind of RCCB Download PDFInfo
- Publication number
- CN104599913B CN104599913B CN201510029383.XA CN201510029383A CN104599913B CN 104599913 B CN104599913 B CN 104599913B CN 201510029383 A CN201510029383 A CN 201510029383A CN 104599913 B CN104599913 B CN 104599913B
- Authority
- CN
- China
- Prior art keywords
- contact
- elastic component
- moving contact
- rccb
- movable contact
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
Landscapes
- Breakers (AREA)
Abstract
A kind of RCCB.Mainly solve present RCCB use multiconductor moving contact when, can because unbalance stress cause moving contact to tilt, make multiple movable contact can not while contact with stationary contact, cause loose contact, make-break capacity is the best, the problem that portion voltage is excessive.It is characterized in that: between spring mounting seat and moving contact opposite face, be provided with the first elastic component and the second elastic component, moving contact and rotating turret opposite face are provided with supporting point mechanism, it is corresponding with the first movable contact and the second movable contact and be located at supporting point mechanism both sides that first movable contact and the second movable contact are located at supporting point mechanism both sides, the first elastic component and the second elastic component.First and second elastic component and first and second movable contact are correspondingly arranged at fulcrum both sides, moving contact unbalance stress tilts when, it is depressed into normal operation position by elastic component, make two contacts all can contact with stationary contact, ensure that the make-break capacity of breaker, do not have the problem that portion voltage is excessive, increase service life.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, particularly to a kind of RCCB.
Background technology
RCCB refers to the switch of energy auto-action when leakage current exceedes predetermined value in circuit, described RCCB includes shell and is arranged at the breaker assembly of enclosure, described breaker assembly generally comprises zero sequence current mutual inductor, electric sub-member plate, leakage tripping device, when the person gets an electric shock, zero sequence current mutual inductor detect that a leakage current is leakage tripping device action disconnecting circuit.
RCCB is used for preventing person electric shock, is protection device important in Circuits System,
The handle of present RCCB typically drives rotating turret to rotate by connecting rod thus cut-offs breaker, (such as Application No. 201420227597.9, patent name is the patent of " RCCB "), if moving contact on rotating turret is provided with multiple movable contact, sometimes causing moving contact because of unbalance stress while tilting, making multiple movable contact not contact with stationary contact simultaneously, causing loose contact, make-break capacity is the best, and portion voltage is excessive.
Utility model content
In order to overcome the deficiency of background technology, the utility model provides a kind of RCCB, mainly solve present RCCB using multiconductor moving contact when, can be because unbalance stress causes moving contact while tilting, make multiple movable contact not contact with stationary contact simultaneously, causing loose contact, make-break capacity is the best, the problem that portion voltage is excessive.
The utility model be the technical scheme is that
nullA kind of RCCB，Including housing，Described housing includes base and the upper cover interconnected，It is provided with contact mechanism in described housing、Arc-extinguishing mechanism、Wiring mechanism and tripping mechanism，Described contact mechanism includes moving contact and the static contact being correspondingly provided with，Described tripping mechanism includes rotating turret、Connecting rod and handle，Described rotating turret is linked by connecting rod and handle，In described moving contact is located at rotating turret and rotate with described rotating turret，Described moving contact is provided with the first movable contact and the second movable contact，Described static contact is correspondingly provided with the first stationary contact and the second stationary contact，It is additionally provided with spring mounting seat on described base，The first elastic component and the second elastic component it is provided with between described spring mounting seat and moving contact opposite face，Described moving contact and described rotating turret opposite face are provided with supporting point mechanism，Described first movable contact and the second movable contact are located at described supporting point mechanism both sides，Described first elastic component and the second elastic component are corresponding with described first movable contact and the second movable contact respectively and are located at described supporting point mechanism both sides.
Described rotating turret includes base plate and side plate, described supporting point mechanism includes limited block that described base plate is provided with and the projection that described moving contact is provided with, the spacing hole adaptive with described limited block it is provided with bottom described projection, described limited block upper surface is spherical, described projection inwall also corresponds to spherical, has gap between described limited block upper surface and described projection inwall.
Described first movable contact and described second movable contact are distributed with described moving contact center line for axial symmetry, and described projection is located on the center line of described moving contact.
Described spacing hole and projection are by punching press one-shot forming.
Described base is provided with stationary contact bracket, is provided with arc-chutes and described static contact bottom described stationary contact bracket, and described moving contact is located at below described static contact.
It is correspondingly provided with two spring mounting blocks, described first elastic component and the second elastic component correspondence on described moving contact to be set in outside two described spring mounting blocks with two described movable contacts.
Described first elastic component and the second elastic component are spring.
The beneficial effects of the utility model are: the utility model provides a kind of RCCB, its moving contact and rotating turret are provided with supporting point mechanism, first and second movable contact is located at supporting point mechanism both sides, first and second elastic component is provided with described first and second movable contact and is correspondingly arranged at fulcrum both sides, moving contact unbalance stress tilts when, normal operation position can be depressed into by elastic component, make two contacts all can contact with stationary contact, ensure that the make-break capacity of breaker, do not have the problem that portion voltage is excessive, add service life.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of one embodiment of the utility model.
Fig. 2 is the partial perspective view of one embodiment of the utility model.
Fig. 3 is the schematic perspective view of the rotating turret of one embodiment of the utility model.
Fig. 4 is the schematic perspective view of the moving contact of one embodiment of the utility model.
Fig. 5 is rotating turret and the cross-sectional schematic of moving contact of one embodiment of the utility model.
Fig. 6 is the sectional perspective schematic diagram of the rotating turret of one embodiment of the utility model.
Fig. 7 is rotating turret and the partial schematic sectional view of moving contact of one embodiment of the utility model.
Detailed description of the invention
nullThe utility model is described in further detail below in conjunction with the accompanying drawings: as shown in the figure，A kind of RCCB，Including housing 1，Described housing 1 includes base 2 and the upper cover 3 interconnected，It is provided with contact mechanism in described housing 1、Arc-extinguishing mechanism、Wiring mechanism and tripping mechanism，Described contact mechanism includes moving contact 41 and the static contact 42 being correspondingly provided with，Described tripping mechanism includes rotating turret 51、Connecting rod 52 and handle 53，Described rotating turret 51 is linked by connecting rod 52 and handle 53，In described moving contact 41 is located at rotating turret 51 and rotate with described rotating turret 51，Described moving contact 41 is provided with the first movable contact 411 and the second movable contact 412，Described static contact 42 is correspondingly provided with the first stationary contact 421 and the second stationary contact，It is additionally provided with spring mounting seat 7 on described base 2，The first elastic component 71 and the second elastic component it is provided with between described spring mounting seat 7 and moving contact 41 opposite face，Described moving contact 41 is provided with supporting point mechanism 8 with described rotating turret 51 opposite face，Described first movable contact 411 and the second movable contact 412 are located at described supporting point mechanism 8 both sides，Described first elastic component 71 and the second elastic component are corresponding with described first movable contact 411 and the second movable contact 412 respectively and are located at described supporting point mechanism 8 both sides.nullIn use，Due to first、Two movable contacts and first、Two elastic components are respectively correspondingly arranged in the both sides of supporting point mechanism，Either party unbalance stress tilts when，Corresponding elastic component can play the effect of compensation，Depressed，Ensure that first、Two movable contacts can be simultaneously with first、Two stationary contact contacts，Ensure that the make-break capacity of breaker，The utility model provides a kind of RCCB，Its moving contact and rotating turret are provided with supporting point mechanism，First、Two movable contacts are located at supporting point mechanism both sides，First、Two elastic components are provided with described first、Two movable contacts are correspondingly arranged at fulcrum both sides，Moving contact unbalance stress tilts when，Normal operation position can be depressed into by elastic component，Make two contacts all can contact with stationary contact，Ensure that the make-break capacity of breaker，Do not have the problem that portion voltage is excessive，Add service life.
In the utility model, as shown in the figure, described rotating turret 51 includes base plate 511 and side plate, described supporting point mechanism 8 includes limited block 512 that described base plate 511 is provided with and the projection 45 that described moving contact 41 is provided with, it is provided with bottom described projection 45 and the spacing hole 43 of described limited block 512 adaptation, described limited block 512 upper surface is spherical, and described projection 45 inwall also corresponds to spherical, has gap between described limited block 512 upper surface and described projection 45 inwall.When in use, projection inwall and the limited block upper surface of spherical shape define fulcrum, and projection is coated on outside limited block completely, on the one hand, moving contact can be carried out spacing effect, on the other hand, there is gap between limited block 512 upper surface and described projection 45 inwall, makes projection to swing on limited block again, serve the effect of fulcrum, serving effect beyong contemplation, spherical structure design can make swing more stable, and using effect is more preferable.
In the utility model, as it can be seen, described first movable contact 411 and described second movable contact 412 are distributed with described moving contact 41 center line for axial symmetry, described projection 45 is located on the center line of described moving contact 41.Two movable contacts and two elastic components are symmetricly set on the center line both sides of moving contact, and projection is located on moving contact, compact conformation and swinging when, can preferably realize compensating, it is easier to the moving contact of deflection is corrected to normal position.
In the utility model, as it can be seen, described spacing hole 43 and projection 45 are by punching press one-shot forming.Easy to process, it is simple to use, reduce cost.
In the utility model, as it can be seen, described base 2 is provided with stationary contact bracket 6, being provided with arc-chutes 61 and described static contact 42 bottom described stationary contact bracket 6, described moving contact 41 is located at below described static contact 42.Simple in construction, using effect is good.
In the utility model, as it can be seen, be correspondingly provided with two spring mounting blocks 72 on described moving contact 41 with two described movable contacts 411, described first elastic component 71 is corresponding with the second elastic component to be set in outside two described spring mounting blocks 72.Mounting structure is stable, and spring does not comes off, and using effect is more preferable.
Described first elastic component 71 and the second elastic component are spring.May be otherwise employing other elastic components such as disc spring, block rubber etc., spring cost is relatively low and using effect is more preferable.
Embodiment is not construed as restriction of the present utility model, but any based on spirit improvements introduced of the present utility model, all should be within protection domain of the present utility model.
Claims (7)
- null1. a RCCB，Including housing (1)，Described housing (1) includes base (2) and the upper cover (3) interconnected，Described housing is provided with contact mechanism in (1)、Arc-extinguishing mechanism、Wiring mechanism and tripping mechanism，Described contact mechanism includes moving contact (41) and the static contact (42) being correspondingly provided with，Described tripping mechanism includes rotating turret (51)、Connecting rod (52) and handle (53)，Described rotating turret (51) is linked by connecting rod (52) and handle (53)，Rotate in described moving contact (41) is located at rotating turret (51) and with described rotating turret (51)，Described moving contact (41) is provided with the first movable contact (411) and the second movable contact (412)，Described static contact (42) is correspondingly provided with the first stationary contact (421) and the second stationary contact，Spring mounting seat (7) it is additionally provided with on described base (2)，It is characterized in that: between described spring mounting seat (7) and moving contact (41) opposite face, be provided with the first elastic component (71) and the second elastic component，Described moving contact (41) and described rotating turret (51) opposite face are provided with supporting point mechanism (8)，Described first movable contact (411) and the second movable contact (412) are located at described supporting point mechanism (8) both sides，Described first elastic component (71) and the second elastic component are corresponding with described first movable contact (411) and the second movable contact (412) respectively and are located at described supporting point mechanism (8) both sides.
- A kind of RCCB the most according to claim 1, it is characterized in that: described rotating turret (51) includes base plate (511) and side plate, described supporting point mechanism (8) includes limited block (512) that described base plate (511) is provided with and the projection (45) that described moving contact (41) is provided with, described projection (45) bottom is provided with the spacing hole (43) adaptive with described limited block (512), described limited block (512) upper surface is spherical, described projection (45) inwall also corresponds to spherical, gap is had between described limited block (512) upper surface and described projection (45) inwall.
- A kind of RCCB the most according to claim 2, it is characterized in that: described first movable contact (411) and described second movable contact (412) are axial symmetry distribution with described moving contact (41) center line, and described projection (45) is located on the center line of described moving contact (41).
- A kind of RCCB the most according to claim 3, it is characterised in that: described spacing hole (43) and projection (45) are by punching press one-shot forming.
- A kind of RCCB the most according to claim 1, it is characterized in that: described base (2) is provided with stationary contact bracket (6), described stationary contact bracket (6) bottom is provided with arc-chutes (61) and described static contact (42), and described moving contact (41) is located at described static contact (42) lower section.
- A kind of RCCB the most according to claim 1, it is characterized in that: described moving contact (41) is upper is correspondingly provided with two spring mounting blocks (72) with two described movable contacts (411), described first elastic component (71) is corresponding with the second elastic component is set in two described spring mounting blocks (72) outsides.
- A kind of RCCB the most according to claim 1, it is characterised in that: described first elastic component (71) and the second elastic component are spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029383.XA CN104599913B (en) | 2015-01-21 | 2015-01-21 | A kind of RCCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510029383.XA CN104599913B (en) | 2015-01-21 | 2015-01-21 | A kind of RCCB |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104599913A CN104599913A (en) | 2015-05-06 |
| CN104599913B true CN104599913B (en) | 2016-08-24 |
Family
ID=53125615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510029383.XA Active CN104599913B (en) | 2015-01-21 | 2015-01-21 | A kind of RCCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104599913B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101055821A (en) * | 2006-04-14 | 2007-10-17 | 富士电机机器制御株式会社 | Circuit breaker |
| CN101656179A (en) * | 2008-08-21 | 2010-02-24 | 浙江正泰电器股份有限公司 | Co-directional serial double-break small circuit breaker |
| CN202058676U (en) * | 2011-05-23 | 2011-11-30 | 温州罗格朗电器有限公司 | Double-breaking-point breaker |
| CN103794425A (en) * | 2014-02-20 | 2014-05-14 | 厦门振泰成科技有限公司 | Electric leakage protection device |
| EP2816577A1 (en) * | 2013-06-21 | 2014-12-24 | GEWISS S.p.A. | Contact closing device for a switch |
| CN204303729U (en) * | 2015-01-21 | 2015-04-29 | 温州高能电气有限公司 | A kind of RCCB |
-
2015
- 2015-01-21 CN CN201510029383.XA patent/CN104599913B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101055821A (en) * | 2006-04-14 | 2007-10-17 | 富士电机机器制御株式会社 | Circuit breaker |
| CN101656179A (en) * | 2008-08-21 | 2010-02-24 | 浙江正泰电器股份有限公司 | Co-directional serial double-break small circuit breaker |
| CN202058676U (en) * | 2011-05-23 | 2011-11-30 | 温州罗格朗电器有限公司 | Double-breaking-point breaker |
| EP2816577A1 (en) * | 2013-06-21 | 2014-12-24 | GEWISS S.p.A. | Contact closing device for a switch |
| CN103794425A (en) * | 2014-02-20 | 2014-05-14 | 厦门振泰成科技有限公司 | Electric leakage protection device |
| CN204303729U (en) * | 2015-01-21 | 2015-04-29 | 温州高能电气有限公司 | A kind of RCCB |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104599913A (en) | 2015-05-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105914110B (en) | A kind of miniature circuit breaker | |
| CN106356233B (en) | A kind of slim mechanical keyboard switch | |
| US7515024B2 (en) | Movement mechanism for a ground fault circuit interrupter with automatic pressure balance compensation | |
| CN204303729U (en) | A kind of RCCB | |
| CN201311895Y (en) | Screwed pipe type electromagnetic trip device | |
| CN104599913B (en) | A kind of RCCB | |
| CN104241006A (en) | Isolating switch | |
| CN204558338U (en) | Isolating switch | |
| KR200398420Y1 (en) | Assembly of Tulip Contacts of Vacuum Circuit Breaker | |
| CN201749830U (en) | MCB capable of opening and closing neutral pole | |
| CN206541758U (en) | A kind of slim mechanical keyboard switch | |
| RU2524680C1 (en) | Mechanism of movable spring for knife switch | |
| KR101704989B1 (en) | Movable contact of circuit breaker | |
| CN205230943U (en) | Multi -functional magnetic -type switch | |
| CN211265342U (en) | Insulating backup pad with shielding net | |
| CN207938556U (en) | A kind of breaker dual-breakpoint multiple-piece moving contact | |
| CN207338164U (en) | Electrical contact system | |
| CN106229197A (en) | A kind of toggle switch | |
| US3312800A (en) | Electrical switch employing improved contact break mechanism | |
| CN205810713U (en) | A kind of RCCB N level system | |
| CN220873475U (en) | Circuit breaker switch | |
| CN207021227U (en) | High breaking earth leakage circuit-breaker | |
| CN205984746U (en) | Screens type electric switch | |
| CN202977332U (en) | Rotary shaft positioning structure for operating mechanism of circuit breaker | |
| CN221281975U (en) | Dial switch convenient to assemble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 325000 258 weft twenty Road, Yueqing Economic Development Zone, Wenzhou, Zhejiang Patentee after: High energy grid electric Limited by Share Ltd Address before: 325603 258 weft twenty Road, Yueqing Economic Development Zone, Wenzhou, Zhejiang Patentee before: Wenzhou high energy electric Co., Ltd |