CN106571270B - Leakage circuit breakers - Google Patents
Leakage circuit breakers Download PDFInfo
- Publication number
- CN106571270B CN106571270B CN201510651100.5A CN201510651100A CN106571270B CN 106571270 B CN106571270 B CN 106571270B CN 201510651100 A CN201510651100 A CN 201510651100A CN 106571270 B CN106571270 B CN 106571270B
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- CN
- China
- Prior art keywords
- pole
- phase line
- circuit breakers
- leakage circuit
- leakage
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
- H01H71/0235—Contacts and the arc extinguishing space inside individual separate cases, which are positioned inside the housing of the circuit breaker
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- Breakers (AREA)
Abstract
Embodiment of the disclosure provides a kind of leakage circuit breakers, including shell and it is arranged in 1 pole of phase line and 2 pole of phase line arranged in the first direction in shell, wherein the shell is divided into four sections in a second direction, for accommodating the first section of the input terminal of 2 pole of 1 pole of phase line and the phase line, the second section of the trip assembley therefor for accommodating 2 pole of 1 pole of phase line and the phase line；For accommodating the third section of earth leakage protective component, and the 4th section of the outlet terminal for accommodating 2 pole of 1 pole of phase line and the phase line.Leakage circuit breakers according to an embodiment of the present disclosure is capable of providing the two poles of the earth overcurrent protection; each component of leakage circuit breakers is integrally integrated into shell; structure is simple, can reduce equipment cost in the size for ensuring to effectively reduce leakage circuit breakers while providing the two poles of the earth overcurrent protection.
Description
Technical field
Embodiment of the present disclosure relates generally to a kind of leakage circuit breakers, and particularly the structure of leakage circuit breakers changes
Into.
Background technique
Leakage circuit breakers is that equipment is commonly protected in electric wiring, has overload, short circuit and creepage protection function.Work as people
When electric shock or power grid Leakage Current are more than preset value, leakage circuit breakers cuts off rapidly circuit within the extreme time, to protect
The safety of the shield person and circuit arrangement.However the earth leakage protective device of the prior art has many unsatisfactory places.
In a kind of scheme of prior art, it is bolted together using miniature circuit breaker (MCB) and earth leakage protective attachment
The side by side configuration of structure, this pin-connected panel miniature circuit breaker and earth leakage protective attachment occupies the space of very big distribution box, increases
The cost of electrical equipment.It is desirable to improve the structure of the leakage circuit breakers of the prior art, reduces leakage circuit breakers
The space occupied reduces the cost of equipment.
Summary of the invention
In view of the above problems, the first purpose of the disclosure is to provide a kind of electrothermal relay, is at least able to solve above-mentioned
One or more technical problem existing in the prior art.
According to one aspect of the disclosure, a kind of leakage circuit breakers is provided, including shell and is arranged in shell along first
1 pole of phase line (PHASE) and 2 pole of phase line of direction arrangement, wherein the shell is divided into four sections in a second direction, it is described
Four sections include: the first section for accommodating the input terminal of 2 pole of 1 pole of phase line and the phase line, are used for collecting post
State the second section of the trip assembley therefor of 2 pole of 1 pole of phase line and the phase line；For accommodating the third section of earth leakage protective component, with
And the 4th section of the outlet terminal for accommodating 2 pole of 1 pole of phase line and the phase line.
In accordance with an embodiment of the present disclosure, the third section includes the lengthening part extended in a second direction by the shell
It is formed by accommodating chamber, the earth leakage protective component is disposed in the accommodating chamber.
In accordance with an embodiment of the present disclosure, 2 pole of phase line and 1 pole of the phase line are disposed with stationary contact in second section
Head, moving contact and the tripping mechanism component for triggering the moving contact movement.
In accordance with an embodiment of the present disclosure, 2 pole of phase line and 1 pole of the phase line include arrangement in second section
Arc-chute at the approximate centre position of the leakage circuit breakers.
In accordance with an embodiment of the present disclosure, 2 pole of phase line and 1 pole of the phase line include and institute in second section
State the magnetic assembly that arc-chute is adjacently positioned, the magnetic assembly include magnet ring and can in response to the magnet ring changes of magnetic field and move
Magnetic assembly move core, wherein the magnetic assembly move core the mobile triggering moving contact movement.
In accordance with an embodiment of the present disclosure, the earth leakage protective component include leakage circuit wiring board and with electric leakage electricity
The detection of electrical leakage element and the dynamic core that leaks electricity, the detection of electrical leakage element that road wiring board is respectively connected with are configured to detect electric leakage letter
Number, the leakage circuit wiring board is configured to judge electric leakage signal and issues signal, the electric leakage based on judgement
Dynamic core is configured in response to the signal and moves, the movement of the mobile triggering moving contact of the dynamic core that leaks electricity.
In accordance with an embodiment of the present disclosure, the dynamic core that leaks electricity moves core with the magnetic assembly and arranges coaxially with each other and by cloth
It is set to and moves independently of one another.
In accordance with an embodiment of the present disclosure, the leakage circuit wiring board is arranged substantially in parallel with the first direction.
In accordance with an embodiment of the present disclosure, the width of 1 pole of phase line and 2 pole of phase line of the leakage circuit breakers in a first direction is equal
For 18mm.
In accordance with an embodiment of the present disclosure, the rated current of the leakage circuit breakers is 63A.
Leakage circuit breakers according to an embodiment of the present disclosure is capable of providing the two poles of the earth overcurrent protection, each portion of leakage circuit breakers
Part is integrally integrated into shell, and structure is simple, can ensure to effectively reduce while providing the two poles of the earth overcurrent protection
The size of leakage circuit breakers, reduces equipment cost.
Detailed description of the invention
Now embodiment of the disclosure will be described with reference to appended attached drawing only by way of example, in which:
Fig. 1 is the overall structure schematic views of leakage circuit breakers according to the exemplary embodiment of the disclosure；
Fig. 2 is the schematic cross sectional views of the 2 pole part of phase line of leakage circuit breakers according to the exemplary embodiment of the disclosure；
And
Fig. 3 is the schematic cross sectional views of the 1 pole part of phase line of leakage circuit breakers according to the exemplary embodiment of the disclosure.
Specific embodiment
Now embodiment of the disclosure is specifically described in conjunction with attached drawing.It should be noted that similar in attached drawing
Component or functional unit may use same number mark.Appended attached drawing is intended only to illustrate embodiment of the disclosure.
Those skilled in the art can obtain substitution skill from the description below on the basis of without departing from disclosure spirit and scope
Art scheme.
Aiming at the problem that leakage circuit breakers in the prior art occupies larger space, inventor notices showing for the prior art
With the presence of leakage circuit breakers the improved space of structure, replace the prior art, magnetic protection component separated with earth leakage protective component
Earth leakage protective component is integrated into open circuit by protecting component to integrate with earth leakage protective component magnetic by the scheme of design
In device, it is possible thereby to save the occupied space of leakage circuit breakers.
Embodiment of the disclosure is described in detail with reference to the accompanying drawing.
As shown in Figure 1, provide a kind of leakage circuit breakers in accordance with an embodiment of the present disclosure, including shell 20 and it is arranged in shell
1 pole of phase line and 2 pole of phase line arranged in the first direction in 20, wherein shell is divided into four sections in a second direction, is used for
The first section for accommodating the input terminal of 1 pole of phase line and 2 pole of phase line, for accommodating the trip assembley therefor of 2 pole of 1 pole of phase line and phase line
Second section；For accommodating the third section of earth leakage protective component, and the leading-out terminal for accommodating 2 pole of 1 pole of phase line and phase line
4th section of son.By the design structure of four sections along second direction, leakage circuit breakers can be fully utilized
Inner space avoids the space that earth leakage protective component occupies first direction, compared with the assembled structure of the prior art, in reality
While existing 1 pole of phase line and 2 pole of phase line provide protection, leakage circuit breakers occupied sky in a first direction has been dramatically reduced
Between.According to the leakage circuit breakers of the disclosure, the two poles of the earth overcurrent can be realized under the premise of not increasing the size of leakage circuit breakers
The structure of protection.
Fig. 2 and Fig. 3 respectively illustrates 2 pole part of phase line and the phase line of the leakage circuit breakers of the exemplary embodiment of the disclosure
The schematic cross sectional views of 1 pole part.2 pole part of phase line and 1 pole part of phase line can be housed in leakage, breaking in a first direction
In device shell.For convenience of description, first direction refers to the width direction of leakage circuit breakers, is horizontal direction in Fig. 1,
For on the direction vertical with paper in Fig. 2 and Fig. 3；Second direction refers to the length direction of leakage circuit breakers, is up and down in Fig. 1
Direction is in figure 2 and figure 3 horizontal direction；In addition, the short transverse of leakage circuit breakers is the side vertical with paper in Fig. 1
To and in figure 2 and figure 3 be up and down direction.
As shown in Fig. 2, the shell of the 2 pole part of phase line of leakage circuit breakers be divided into a second direction four section S1,
S2, S3, S4, the first section S1 of the input terminal 5b for accommodating 2 pole of phase line, for accommodating the trip assembley therefor 9b of 2 pole of phase line
The second section S2；For accommodating the third section S3 of earth leakage protective component, and the outlet terminal 3b for accommodating 2 pole of phase line
The 4th section S4.
In the illustrated embodiment, third section S3 includes being formed by by the lengthening part of shell extended in a second direction
Accommodating chamber, earth leakage protective component are disposed in accommodating chamber.Compared with the breaker of the prior art, examined in section space-efficient
Consider, usually 2 pole of phase line (and 1 pole of phase line) is partially made into and is as compact as possible to save installation space, can't be arranged more
Remaining space.Present inventor notices this point, instead by suitably increasing the length of shell in a second direction, by
The component that script occupies space on first direction is integrated into the space of the prolongation of second direction by this, thus substantially
Reduce the size of leakage circuit breakers in a first direction in degree ground.
In the illustrated embodiment, 2 pole of phase line is disposed with static contact 10b, moving contact 11b and use in the second section S2
In the tripping mechanism component 12b of triggering moving contact 11b movement.As shown, 2 pole part of phase line includes and tripping mechanism component
The bimetal leaf 9b of 12b coupling.Pass through the Thermal protection of bimetal leaf 9b and tripping mechanism component 12b.
In the illustrated embodiment, 2 pole of phase line includes the approximate centre for being arranged in leakage circuit breakers in the second section S2
Arc-chute 7b at position.Short-circuit protection is realized by arc-chute 7b.
In the illustrated embodiment, 2 pole of phase line S2 in the second section includes the magnetic assembly being adjacently positioned with arc-chute 7b,
Magnetic assembly include magnet ring and can be in response to the changes of magnetic field of magnet ring and the magnetic assembly of movement moves core 2b, wherein magnetic assembly moves core 2b
The mobile movement via de- mouth mechanism 12b triggering moving contact 11b.Core 2b, which is moved, by magnetic assembly realizes magnetic protection.
It is known in the art for above-mentioned tripping mechanism component 12b, bimetal leaf 9b, arc-chute 7b and magnetic assembly
Structure, its detailed description is omitted.As shown, also showing the handle portion 1 for resetting leakage circuit breakers in figure.This
It is structure known in the art, its detailed description is omitted.
Compared with prior art, due to the scheme for using four sections to be arranged in the housing, it is particularly provided with third section,
Thus, it is possible to which overheating protection is arranged for phase line 2, magnetic is protected, open circuit protection provides enough spaces.Therefore, it can be leaked realizing
The structure arrangement with protection is also able to achieve in 2 pole of phase line while electric protection.
As shown in figure 3, similar with 2 pole part of phase line, the shell of the 1 pole part of phase line of leakage circuit breakers in a second direction by
Four sections S1, S2, S3, S4 are divided into, the first section S1 of the input terminal 5a for accommodating 1 pole of phase line, for accommodating phase
The second section S2 of the trip assembley therefor 9a of 1 pole of line；For accommodating the third section S3 of earth leakage protective component, and for accommodating phase
The 4th section S4 of the outlet terminal 3a of 1 pole of line.
Magnetic about 1 pole part of phase line protects (magnetic assembly part), overheating protection (bimetal leaf part), open circuit protection
(arc extinguishing gate part) is similar with 2 pole part of phase line, and its detailed description is omitted.Similarly, for above-mentioned tripping mechanism component
12a, bimetal leaf 9a, arc-chute 7a and magnetic assembly are structures known in the art, and its detailed description is omitted.Others figure
Handle portion 1a, magnetic assembly dynamic the core 2a, moving contact 11a, static contact 10a, input terminal 8a, outlet terminal 5a and Fig. 2 shown
Shown in 2 pole part of phase line similarly arrange that its detailed description is omitted.
It is also specifically illustrated in Fig. 3, earth leakage protective component, including leakage circuit wiring board 4 and and leakage circuit
The detection of electrical leakage element 6 and the dynamic core 3 that leaks electricity, detection of electrical leakage element 6 that wiring board 4 is respectively connected with are configured to detect electric leakage signal,
Leakage circuit wiring board 4 is configured to judge electric leakage signal and issues signal based on judgement, and the dynamic core 3 that leaks electricity is configured
It is moved in response to signal, the movement for the dynamic core 3 that leaks electricity triggers the movement of moving contact 11b via de- mouth mechanism 12b.
In the illustrated embodiment, the dynamic core 3 that leaks electricity moves core 2b with magnetic assembly and arranges coaxially with each other and be arranged to that
This is independently moved.It is possible thereby to which magnetic protection and earth leakage protective are integrated, space is saved as much as possible.
In the illustrated embodiment, leakage circuit wiring board is arranged substantially in parallel with first direction.This can be effectively
Using the space in the third section of 2 pole part of phase line, space is further saved.
In accordance with an embodiment of the present disclosure, the width of 1 pole of phase line and 2 pole of phase line of leakage circuit breakers in a first direction is
18mm.Since leakage circuit breakers is designed using four sections, earth leakage protective component is integrated into 2 pole part of 1 pole of phase line and phase line
In shell, therefore the size of the width direction of shell can be dramatically reduced.2 pole of 1 pole of phase line and phase line of leakage circuit breakers
It can be as small as 18mm in width.In embodiment of the disclosure, while increasing the accommodating space of leakage circuit breakers, not to magnetic
The size of ring does any restrictions, and internal diameter can increase so that the rated current of leakage circuit breakers reaches 63A.
Leakage circuit breakers according to an embodiment of the present disclosure optimizes structure design, and magnetic protection and earth leakage protective are carried out
It is integrated, the width of leakage circuit breakers can be dramatically reduced, 1 pole of 2 pole of phase line and phase line additionally can be simultaneously provided
Protection.
Pass through the introduction gone out given in above description and relevant drawings, many modifications of the disclosure described herein
It will be recognized by disclosure those skilled in the relevant art with other embodiment.Therefore, it should be understood that, the disclosure
Embodiment is not limited to disclosed specific embodiment, and modification and other embodiment are intended to be included in this
Within scope of disclosure.In addition, although above description and relevant drawings are in certain example combination forms of component and/or function
Example embodiment is described under background, it will be appreciated that, component can be provided by alternate embodiment
And/or the different combinations of function are without departing from the scope of the present disclosure.On this point, for example, with explicitly described above
Other combining forms of different component and/or function be also expected within the scope of the present disclosure.Although here
Using concrete term, but they are only used with general and descriptive meaning and are not intended to and are limited.
Claims (9)
1. a kind of leakage circuit breakers, including shell, it is arranged in 1 pole of phase line arranged in the first direction and phase line 2 in the shell
Pole,
Wherein the shell is sequentially divided into four sections in a second direction, and four sections include:
For accommodating the first section of the input terminal of 2 pole of 1 pole of phase line and the phase line,
For accommodating the second section of the trip assembley therefor of 2 pole of 1 pole of phase line and the phase line；
For accommodating the third section of earth leakage protective component；And
For accommodating the 4th section of the outlet terminal of 2 pole of 1 pole of phase line and the phase line；
Wherein the first direction is perpendicular to the second direction,
It wherein include the magnetic assembly that there is magnetic assembly to move core in second section, and
The dynamic core of electric leakage that wherein magnetic assembly moves core and the earth leakage protective component is coaxially arranged, simultaneously along the second direction
And it is arranged to and moves independently of one another.
2. leakage circuit breakers according to claim 1, wherein the third section includes by the shell along described
The lengthening part that two directions extend is formed by accommodating chamber, wherein the earth leakage protective component is disposed in the accommodating chamber.
3. leakage circuit breakers according to claim 1, wherein 2 pole of phase line and 1 pole of the phase line are in secondth area
Static contact, moving contact and the tripping mechanism component for triggering the moving contact movement are disposed in section.
4. leakage circuit breakers according to claim 1, wherein 2 pole of phase line and 1 pole of the phase line are in secondth area
It include the arc-chute being arranged at the approximate centre position of the leakage circuit breakers in section.
5. leakage circuit breakers according to claim 4, wherein the magnetic assembly is adjacently positioned with the arc-chute, and
The magnetic assembly of movement moves core including magnet ring and in response to the changes of magnetic field of the magnet ring, wherein the magnetic assembly moves core
The mobile movement for triggering the moving contact.
6. leakage circuit breakers according to claim 5, wherein the earth leakage protective component include leakage circuit wiring board,
And the detection of electrical leakage element and the dynamic core that leaks electricity being respectively connected with the leakage circuit wiring board,
Wherein the detection of electrical leakage element is configured to detect electric leakage signal, and the leakage circuit wiring board is configured to described
Electric leakage signal judges and issues signal based on the judgement, and the dynamic core that leaks electricity be configured in response to it is described
Signal and move, wherein the movement of the mobile triggering moving contact of the dynamic core that leaks electricity.
7. leakage circuit breakers according to claim 6, wherein the leakage circuit wiring board and the first direction are substantially
It is parallelly arranged.
8. leakage circuit breakers described in any one of -7 according to claim 1, wherein 1 pole of phase line of the leakage circuit breakers and
2 pole of phase line is 18mm in the width of the first direction.
9. leakage circuit breakers according to claim 8, wherein the rated current of the leakage circuit breakers is 63A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651100.5A CN106571270B (en) | 2015-10-09 | 2015-10-09 | Leakage circuit breakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651100.5A CN106571270B (en) | 2015-10-09 | 2015-10-09 | Leakage circuit breakers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106571270A CN106571270A (en) | 2017-04-19 |
| CN106571270B true CN106571270B (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510651100.5A Active CN106571270B (en) | 2015-10-09 | 2015-10-09 | Leakage circuit breakers |
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| Country | Link |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390187B (en) * | 2017-08-09 | 2020-09-04 | 施耐德电气工业公司 | Earth leakage circuit breaker |
| CN111489923A (en) * | 2019-01-25 | 2020-08-04 | 施耐德电器工业公司 | Leakage protection circuit breaker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2731693Y (en) * | 2004-10-26 | 2005-10-05 | 温州创伟永吉电气有限公司 | Leakage protecting breaker |
| CN101996827A (en) * | 2009-08-28 | 2011-03-30 | 李文俊 | Leakage protection circuit breaker with arc extinguishing chamber at both poles |
| CN203553079U (en) * | 2013-07-05 | 2014-04-16 | 施耐德电器工业公司 | Two-pole integrated multifunctional circuit breaker |
| CN203931970U (en) * | 2014-06-30 | 2014-11-05 | 温州罗格朗电器有限公司 | The extremely breakable monolithic devices residual current circuit breaker of a kind of N |
| CN205004275U (en) * | 2015-10-09 | 2016-01-27 | 施耐德电气工业公司 | Electricity leakage circuit breaker |
-
2015
- 2015-10-09 CN CN201510651100.5A patent/CN106571270B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2731693Y (en) * | 2004-10-26 | 2005-10-05 | 温州创伟永吉电气有限公司 | Leakage protecting breaker |
| CN101996827A (en) * | 2009-08-28 | 2011-03-30 | 李文俊 | Leakage protection circuit breaker with arc extinguishing chamber at both poles |
| CN203553079U (en) * | 2013-07-05 | 2014-04-16 | 施耐德电器工业公司 | Two-pole integrated multifunctional circuit breaker |
| CN203931970U (en) * | 2014-06-30 | 2014-11-05 | 温州罗格朗电器有限公司 | The extremely breakable monolithic devices residual current circuit breaker of a kind of N |
| CN205004275U (en) * | 2015-10-09 | 2016-01-27 | 施耐德电气工业公司 | Electricity leakage circuit breaker |
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| Publication number | Publication date |
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| CN106571270A (en) | 2017-04-19 |
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