CN100557749C - Earthing failure circuit breaker operation device with backing protection function - Google Patents
Earthing failure circuit breaker operation device with backing protection function Download PDFInfo
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- CN100557749C CN100557749C CNB2006101391737A CN200610139173A CN100557749C CN 100557749 C CN100557749 C CN 100557749C CN B2006101391737 A CNB2006101391737 A CN B2006101391737A CN 200610139173 A CN200610139173 A CN 200610139173A CN 100557749 C CN100557749 C CN 100557749C
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- solenoid
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- dropout
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- permanent magnet
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Abstract
The present invention is a kind of earthing failure circuit breaker operation device with backing protection function, it comprises: power supply terminal, circuit board, face terminals, also comprise: movable contact spring, conductive strips and power produce structure, wherein, described power produces structure and comprises: adhesive solenoid, dropout solenoid, iron core, overtravel flexible member, external cover, last permanent magnet and following permanent magnet, described iron core is arranged in adhesive solenoid and the dropout solenoid, and perpendicular with circuit board; Described adhesive solenoid is positioned at dropout solenoid top, described external overlapping between adhesive solenoid and dropout solenoid, be installed in both sides unshakable in one's determination, and extend the carrying holder, and described carrying holder is provided with two movable contact springs, and the present invention can prevent to use the user of ground-fault interrupter connecing under the situation of anti-circuit, produce dangerous, the present invention has safe, and volume is little, the advantage that the ability of the electric current that eliminates danger is strong.
Description
Technical field
What the present invention relates to is a kind of power failure protection structure, particularly be a kind of earthing failure circuit breaker operation device with backing protection function.
Background technology
Along with the continuous enhancing of people's awareness of safety, the improving constantly of living standard, an urgent demand manufacturer can provide more, the electrical safety product that performance is more superior.
For more existing ground-fault interrupters, there is some self potential safety hazard, we know that described ground-fault interrupter all has a power supply terminal and load end, because user's carelessness or manufacturer are installed obviously not to be made a distinction these two ends, so just caused the user in use because wiring error, the danger that the quilt that causes shocks by electricity has brought great hidden danger to safe handling.
For addressing the above problem, the inventor of this creation has obtained the present invention finally through a large amount of test and research.
Summary of the invention
The objective of the invention is to; a kind of earthing failure circuit breaker operation device with backing protection function is provided; prevent to use the user of ground-fault interrupter connecing under the situation of anti-circuit; produce dangerous; the present invention has safe; volume is little, and the characteristics that the current capacity that eliminates danger is strong have very strong market development potential and economic outlook.
For achieving the above object, the technical solution used in the present invention one is, a kind of earthing failure circuit breaker operation device with backing protection function is provided, it comprises: power supply terminal, circuit board, load end, also comprise: movable contact spring, conductive strips and power produce structure, wherein, described power generation structure comprises: adhesive solenoid, dropout solenoid, iron core, overtravel flexible member, external cover, last permanent magnet and following permanent magnet;
Described iron core is arranged in adhesive solenoid and the dropout solenoid, and it is perpendicular with circuit board, described adhesive solenoid is positioned at dropout solenoid top, described external overlapping between adhesive solenoid and dropout solenoid, be installed in both sides unshakable in one's determination, and extend the carrying holder, and described carrying holder is provided with two described movable contact springs, and described each movable contact spring is provided with two contacts;
Described overtravel flexible member is connected with external cover;
The described permanent magnet of going up is arranged at adhesive solenoid upper end, and described permanent magnet down is positioned at the lower end of dropout solenoid;
One end of described each movable contact spring links to each other with an end of described conductive strips respectively, and the other end of described conductive strips links to each other with a described load end;
Described power supply terminal links to each other with a connecting piece, and described brace links to each other with circuit board, and described brace both wings extend a tip side group respectively, and each described tip side group is corresponding with the contact on each described movable contact spring.
The technical solution used in the present invention two is, a kind of earthing failure circuit breaker operation device with backing protection function is provided, it comprises: power supply terminal, circuit board, load end, also comprise: movable contact spring, conductive strips and power produce structure, wherein, described power generation structure comprises: adhesive solenoid, dropout solenoid, iron core, overtravel flexible member, last permanent magnet and following permanent magnet;
Described iron core is arranged in adhesive solenoid and the dropout solenoid, and it is perpendicular with circuit board, described adhesive solenoid is positioned at dropout solenoid top, described external overlapping between adhesive solenoid and dropout solenoid, be installed in both sides unshakable in one's determination, and extend the carrying holder, and described carrying holder is provided with two described movable contact springs, and described each movable contact spring is provided with two contacts;
Described overtravel flexible member is connected with external cover;
The described permanent magnet of going up is arranged at adhesive solenoid upper end, and described permanent magnet down is positioned at the lower end of dropout solenoid;
In described carrying holder, a projection is set, is provided with flexure strip in the described projection, its upper end and the central Joint of described movable contact spring, an end of described flexure strip and described conductive strips is electrical connected, and the other end of described conductive strips links to each other with a described load end;
Described power supply terminal links to each other with a connecting piece, and described brace links to each other with circuit board, and described brace both wings extend a tip side group respectively, and each described tip side group is corresponding with the contact on each described movable contact spring.
Preferable, described conductive strips are provided with insulating case;
Preferable, described overtravel flexible member is spring or elastic collar.
Description of drawings
Fig. 1 has the main TV structure figure of the earthing failure circuit breaker operation device preferred embodiment one of backing protection function for the present invention;
Fig. 2 has the side-looking structure chart of the earthing failure circuit breaker operation device preferred embodiment one of backing protection function for the present invention;
Fig. 3 has the main TV structure figure of the earthing failure circuit breaker operation device preferred embodiment two of backing protection function for the present invention;
Fig. 4 has the side-looking structure chart of the earthing failure circuit breaker operation device preferred embodiment two of backing protection function for the present invention.
Description of reference numerals: 11,12-power supply terminal; The 3-circuit board; 411,412-movable contact spring; 61,62-conductive strips; 71,72-load end; 42-adhesive solenoid; 44-dropout solenoid; The 46-spring; The last permanent magnet of 43-; 45-carries holder; The 2-brace; 21,22,511,512-tip side group; 51,52-panel jack.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the present invention is above-mentioned.
See also shown in Fig. 1,2, it is respectively main TV structure figure and side-looking structure chart that the present invention has the earthing failure circuit breaker operation device preferred embodiment one of backing protection function; It is the safety guarantee structure of a ground-fault interrupter.
It comprises: power supply terminal 11,12, circuit board 3, movable contact spring 411,412, conductive strips 61,62, load end 71,72 and power produce structure, wherein said power supply terminal 11,12 and brace 2 are electrical connected, and described brace 2 links to each other with circuit board 3, and described brace 2 both wings extend tip side group 21,22 respectively;
Described power generating mechanism, it comprises adhesive solenoid 42 and dropout solenoid 44, (not looking among the figure), overtravel flexible member spring 46 unshakable in one's determination, external cover (not looking among the figure), last permanent magnet 43 and following permanent magnet (not looking among the figure), wherein said adhesive solenoid 42 built-in collars (not looking among the figure), described spring 46 is socketed on the iron core, spring 46 upper ends are against on the built-in collar, described external cover and concrete mutually unshakable in one's determination, described spring 46 lower ends are against external putting, and the described permanent magnet 43 of going up is arranged on adhesive solenoid 42 tops; Described permanent magnet (not looking among the figure) down is arranged at dropout solenoid 44 belows;
The both wings of described external cover extend carrying holder 45 respectively, it is a projection that 45 central authorities are held in the palm in described carrying, be provided with flexible member in the projection, described flexible member can be spring or elastomer, its upper end and described movable contact spring 411,412 central authorities are connected, described movable contact spring 411,412 two ends respectively have a moving contact respectively, described moving contact 4111,4121 respectively with tip side group 21,22 is corresponding, described movable contact spring can move up and down or swing in the elastic limit of flexible member, be used for guaranteeing described movable contact spring 411, moving contact 4111 on 412,4121,4112,4122 with tip side group 21,22,511,512 can fully contact, at movable contact spring 411,412 moving contact 4112, the outside, 4122 places is provided with tie point, respectively with conductive strips 61, an end of 62 is electrical connected, described conductive strips 61,62 the other end and load end 71,72 electrically connect described moving contact 4112,4122 respectively with panel jack 51, tip side group 511 on 52,512 is corresponding.
See also shown in Fig. 3,4, it is respectively main TV structure figure and side-looking structure chart that the present invention has the earthing failure circuit breaker operation device preferred embodiment two of backing protection function; It is the safety guarantee structure of a ground-fault interrupter.
It comprises: power supply terminal 11,12, circuit board 3, movable contact spring 411,412, conductive strips 61,62, load end 71,72 and power produce structure, wherein said power supply terminal 11,12 and brace 2 are electrical connected, and described brace 2 links to each other with circuit board 3, and described brace 2 both wings extend tip side group 21,22 respectively;
Described power generating mechanism, it comprises adhesive solenoid 42 and dropout solenoid 44, (not looking among the figure), overtravel flexible member spring 46 unshakable in one's determination, external cover (not looking among the figure), last permanent magnet 43 and following permanent magnet (not looking among the figure), wherein said adhesive solenoid 42 built-in collars (not looking among the figure), described spring 46 is socketed on the iron core, spring 46 upper ends are against on the built-in collar, described external cover and concrete mutually unshakable in one's determination, described spring 46 lower ends are against external putting, and the described permanent magnet 43 of going up is arranged on adhesive solenoid 42 tops; Described permanent magnet (not looking among the figure) down is arranged at dropout solenoid 44 belows;
The both wings of described external cover extend carrying holder 45 respectively, it is a projection that 45 central authorities are held in the palm in described carrying, be provided with flexible member in the projection, described flexible member can be spring or elastic collar (not looking among the figure), its upper end and described movable contact spring 411,412 central authorities are connected, described movable contact spring 411,412 two ends respectively have a moving contact 4111 respectively, 4121,4112,4122, described moving contact 4111,4121 respectively with tip side group 21,22 is corresponding, described movable contact spring 411,412 can move up and down or swing in the elastic limit of flexible member, be used for guaranteeing described movable contact spring 411, moving contact 4111 on 412,4121,4112,4122 with tip side group 21,22,511,512 can fully contact, have a hole under the described projection, in flexible member lower end and the conductive strips 61 established, an end of 62 is electrical connected, insulating case is separately positioned on conductive strips 61, on 62, described conductive strips 61,62 the other end and load end 71,72 electrically connect described moving contact 4112,4122 respectively with panel jack 51, tip side group 511 on 52,512 is corresponding.
No matter be the earthing failure circuit breaker operation device that embodiment one or embodiment two the present invention have backing protection function, the principle process of the reverse-connection protection that plays is the same, be described below: in case power end and load termination are anti-, conductive strips 61,62 with source current by movable contact spring 411,412 pass to adhesive solenoid 42, described adhesive solenoid 42 produces magnetic force at once, attracting iron core to make on it moves, thereby drive external cover and carrying holder 45 moves upward, overtravel flexible member spring 46 is compressed, guarantee movable contact spring 411 this moment, moving contact 4111 on 412,4121,4112,4122 with tip side group 21,22,511,512 touch mutually logical, electric current just passes to the respective element of circuit board 3 by brace 2 like this, has avoided the user to come to harm when reversal connection; Even this moment is because the current interruption of the existence adhesive solenoid 42 of last permanent magnet 43, the carrying holder 45 of external cover can not move down yet, promptly guaranteed moving contact 4111,4121,4112,4122 with tip side group 21,22,511,512 stable phases touch logical, up to 44 energisings of dropout solenoid, so that attract iron core to fall, the carrying holder 45 that drives external cover moves down, thereby make movable contact spring 411, moving contact 4111 on 412,4121,4112,4122 with tip side group 21,22,511,512 disconnect mutually, owing to the existence of permanent magnet down, guaranteed movable contact spring 411, moving contact 4111 on 412,4121,4112,4122 not can with tip side group 21,22,511,512 are connected, and so just can make the ground-fault interrupter operate as normal.
Embodiment one is with the difference of embodiment two, conductive strips 61,62 position and annexation be set, this is that power by electric current causes, why at the conductive strips 61,62 of embodiment two insulating case being installed is to prevent that it from contacting with other components and parts, and the earth fault breaker body is damaged.
The above only is preferred embodiment of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that claim of the present invention limited, revise, even equivalence, but all will fall within the scope of protection of the present invention.
Claims (6)
1, a kind of earthing failure circuit breaker operation device with backing protection function, it comprises: power supply terminal, circuit board, load end, it is characterized in that, also comprise: movable contact spring, conductive strips and power produce structure, wherein, described power generation structure comprises: adhesive solenoid, dropout solenoid, iron core, overtravel flexible member, external cover, last permanent magnet and following permanent magnet;
Described iron core is arranged in adhesive solenoid and the dropout solenoid, and it is perpendicular with circuit board, described adhesive solenoid is positioned at dropout solenoid top, described external overlapping between adhesive solenoid and dropout solenoid, be installed in both sides unshakable in one's determination, and extend the carrying holder, and described carrying holder is provided with two described movable contact springs, and described each movable contact spring is provided with two contacts;
Described overtravel flexible member is connected with external cover;
The described permanent magnet of going up is arranged at adhesive solenoid upper end, and described permanent magnet down is positioned at the lower end of dropout solenoid;
One end of described each movable contact spring links to each other with an end of described conductive strips respectively, and the other end of described conductive strips links to each other with a described load end;
Described power supply terminal links to each other with a connecting piece, and described brace links to each other with circuit board, and described brace both wings extend a tip side group respectively, and each described tip side group is corresponding with the contact on each described movable contact spring.
2, the earthing failure circuit breaker operation device with backing protection function according to claim 1 is characterized in that, in described carrying holder a projection is set, and is provided with flexure strip in the described projection, and its upper end is connected with described movable contact spring central authorities.
3, the earthing failure circuit breaker operation device with backing protection function according to claim 1 is characterized in that, described overtravel flexible member is spring or elastomer.
4, a kind of earthing failure circuit breaker operation device with backing protection function, it comprises: power supply terminal, circuit board, load end, it is characterized in that, also comprise: movable contact spring, conductive strips and power produce structure, wherein, described power generation structure comprises: adhesive solenoid, dropout solenoid, iron core, overtravel flexible member, last permanent magnet and following permanent magnet;
Described iron core is arranged in adhesive solenoid and the dropout solenoid, and it is perpendicular with circuit board, described adhesive solenoid is positioned at dropout solenoid top, described external overlapping between adhesive solenoid and dropout solenoid, be installed in both sides unshakable in one's determination, and extend the carrying holder, and described carrying holder is provided with two described movable contact springs, and described each movable contact spring is provided with two contacts;
Described overtravel flexible member is connected with external cover;
The described permanent magnet of going up is arranged at adhesive solenoid upper end, and described permanent magnet down is positioned at the lower end of dropout solenoid;
In described carrying holder, a projection is set, is provided with flexure strip in the described projection, its upper end and the central Joint of described movable contact spring, an end of described flexure strip and described conductive strips is electrical connected, and the other end of described conductive strips links to each other with a described load end;
Described power supply terminal links to each other with a connecting piece, and described brace links to each other with circuit board, and described brace both wings extend a tip side group respectively, and each described tip side group is corresponding with the contact on each described movable contact spring.
5, the earthing failure circuit breaker operation device with backing protection function according to claim 4 is characterized in that, described conductive strips are provided with insulating case.
6, the earthing failure circuit breaker operation device with backing protection function according to claim 4 is characterized in that, described overtravel flexible member is spring or elastomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101391737A CN100557749C (en) | 2006-10-18 | 2006-10-18 | Earthing failure circuit breaker operation device with backing protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101391737A CN100557749C (en) | 2006-10-18 | 2006-10-18 | Earthing failure circuit breaker operation device with backing protection function |
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| Publication Number | Publication Date |
|---|---|
| CN101165835A CN101165835A (en) | 2008-04-23 |
| CN100557749C true CN100557749C (en) | 2009-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101391737A Active CN100557749C (en) | 2006-10-18 | 2006-10-18 | Earthing failure circuit breaker operation device with backing protection function |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609769B (en) * | 2008-06-17 | 2011-10-05 | 通领科技集团有限公司 | Positive and negative pulse excitation actuating mechanism of grounding fault breaker |
| CN106373833B (en) * | 2016-11-02 | 2018-07-24 | 乐清市也为电气有限公司 | It is a kind of can positive and negative wiring leakage circuit breakers |
| DE202016008549U1 (en) * | 2016-11-04 | 2018-07-31 | Nidec Corporation | Busbar unit for an electric motor |
| CN106645818A (en) * | 2016-12-13 | 2017-05-10 | 深圳市瑞能实业股份有限公司 | Large-current conductive device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595894A (en) * | 1983-12-05 | 1986-06-17 | Leviton Manufacturing Co., Inc. | Ground fault circuit interrupting system |
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2006
- 2006-10-18 CN CNB2006101391737A patent/CN100557749C/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595894A (en) * | 1983-12-05 | 1986-06-17 | Leviton Manufacturing Co., Inc. | Ground fault circuit interrupting system |
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| CN101165835A (en) | 2008-04-23 |
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