CN104167337B - A kind of electromagnetic system and miniature circuit breaker - Google Patents
A kind of electromagnetic system and miniature circuit breaker Download PDFInfo
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- CN104167337B CN104167337B CN201410409699.7A CN201410409699A CN104167337B CN 104167337 B CN104167337 B CN 104167337B CN 201410409699 A CN201410409699 A CN 201410409699A CN 104167337 B CN104167337 B CN 104167337B
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Abstract
The electromagnetic system of the present invention and a kind of miniature circuit breaker.Mainly solve existing miniature circuit breaker electromagnetic system, the problem of the welding operation of existence inconvenience, coil and yoke position stability difference.Comprise yoke, coil rack and coil, yoke comprises supporting bracket, one end vertical direction of coil rack is provided with the first auricle, second auricle, first auricle is provided with first groove of " U " shape, the first chimb that the side of the first auricle is provided with, second auricle is provided with second groove of " L ", second groove comprises vertical portion groove and horizontal part groove, the below that the side of the second auricle is positioned at horizontal part is provided with the second chimb, first groove and vertical portion groove vertical direction correspondence distribution and opening is towards the opposite, what supporting bracket matched respectively snaps in the first groove and the second groove, the side of supporting bracket is provided with the first breach and the second breach, first breach and the first chimb fasten, second breach and the second chimb fasten.Because this electromagnet system adopts unique mounting structure, coil rack and yoke good positioning effect, stability is high, coil convenient welding, is easy to operation.
Description
Technical field
The present invention and a kind of circuit breaker, refer in particular to a kind of electromagnetic system and miniature circuit breaker of miniature circuit breaker.
Background technology
Miniature circuit breaker range of application is comparatively wide, is mainly used in the various places such as industry, business, high level and residential houses.At present, the electromagnetic system of the miniature circuit breaker on market mainly comprises yoke, fixed contact, coil rack, coil, dynamic iron core, static iron core and push rod, coil rack is arranged in yoke and easily occurs that locating effect is poor, make coil when welded and installed, swinging easily appears in coil rack, thus brings inconvenience to coil welding.In addition, fixed contact and yoke adopt Welding Structure, and welding kesistance is large, is unfavorable for the cooling of product, can not effectively ensures Position location accuracy, consistency.
Summary of the invention
In order to overcome shortcoming and the weak point of background technology, the invention provides a kind of electromagnetic system of miniature circuit breaker, solving existing miniature circuit breaker online lap welding when connecing, there is the problem that operation inconvenience, position stability are poor.
Technical scheme of the present invention is: a kind of electromagnetic system of miniature circuit breaker, comprise yoke, coil rack and coil, coil rack periphery is located at by described coil, described yoke comprises bottom yoke and the supporting bracket of end, one end vertical direction of described coil rack is provided with the first auricle, second auricle, described first auricle is provided with first groove of " U " shape, and the side of described first auricle forms the first chimb of vertical direction, described second auricle is provided with second groove of " L ", described second groove comprises vertical portion groove and horizontal part groove, and the side of described second auricle is positioned at the second chimb of the below formation vertical direction of horizontal part, described first groove and described vertical portion groove vertical direction correspondence distribution and opening is towards the opposite, described coil rack by described supporting bracket match respectively snap in the first groove and the second groove is fixed in yoke, the side of described supporting bracket is provided with the first breach and the second breach, described first breach and the first chimb fasten, described second breach and the second chimb fasten.
The upper end of described supporting bracket is provided with unfilled corner, forms triangle space between described unfilled corner and the second groove.
Described first auricle, the second auricle and coil rack are wholely set.
Described yoke is U-shaped, described supporting bracket is 2, for being positioned at the first supporting bracket and second supporting bracket at two ends bottom yoke, described first supporting bracket and the first auricle, the second auricle are interlocked, and match with described second supporting bracket in the other end of described coil rack.
Also comprise the static iron core being positioned at coil inside, dynamic iron core and core ejector rod, described static iron core and the first supporting bracket near, it is inner that described core ejector rod is positioned at described static iron core, described dynamic iron core is provided with connecting rod, the outer of described connecting rod is arranged with bulge loop, described core ejector rod is provided with through hole, and described connecting rod is penetrated through hole and coordinated with core ejector rod riveting by bulge loop.
Be hierarchic structure bottom described yoke, bottom comprising first and second bottom, bottom described second relative to first bottom in sink structures and and coil between form certain gap.
Arc-shaped transition between bottom described first and bottom second.
Also comprise fixed contact, described fixed contact and yoke are integrally formed by connecting.
The opposite side of fixed contact is provided with conducting strip, and one end yoke of described coil is welded mutually, and the other end welds mutually with conducting strip.
A kind of miniature circuit breaker, comprises shell, is provided with described electromagnetic system in described shell.
the present invention has following beneficial effect:because this electromagnetic system adopts unique mounting structure, coil rack and yoke good positioning effect, stability is high, coil convenient welding, is easy to operation.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of miniature circuit breaker of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is orthographic projection view of the present invention.
Fig. 4 is the structural representation of invention coil skeleton.
Fig. 5 is the structural representation of another angle of coil skeleton of the present invention.
Fig. 6 is the structural representation of yoke in the present invention.
Fig. 7 is exploded view of the present invention.
In figure, yoke 1, coil rack 2, coil 3, bottom yoke 4, bottom first 41, bottom second 42, supporting bracket 5, the first supporting bracket 51, second supporting bracket 52, first auricle 6, second auricle 7, first groove 8, chimb 9, the first vertical portion groove 11, horizontal part groove 12, second chimb 13, first breach 14, second breach 15, unfilled corner 16, triangle space 17, static iron core 18, dynamic iron core 19, core ejector rod 20, connecting rod 21, bulge loop 22, through hole 23, gap 24, fixed contact 25, conducting strip 26, shell 27.
Embodiment
For accompanying drawing, embodiments of the invention are described further below:
As shown in the figure, a kind of electromagnetic system of miniature circuit breaker, comprise yoke 1, coil rack 2 and coil 3, it is peripheral that coil rack 2 is located at by described coil 3, described yoke 1 to comprise bottom yoke the supporting bracket 5 of 4 and end, one end vertical direction of described coil rack 2 is provided with the first auricle 6, second auricle 7, described first auricle 6 is provided with first groove 8 of " U " shape, and the side of described first auricle 6 forms the first chimb 9 of vertical direction, described second auricle 7 is provided with second groove 10 of " L ", described second groove 10 comprises vertical portion groove 11 and horizontal part groove 12, and the side of described second auricle 7 is positioned at the second chimb 13 of the below formation vertical direction of horizontal part groove 12, described first groove 8 and described vertical portion groove 11 vertical direction correspondence distribution and opening is towards the opposite, described coil rack 2 by described supporting bracket 5 match respectively snap in the first groove 8 and the second groove 10 is fixed in yoke 1, the side of described supporting bracket 5 is provided with the first breach 14 and the second breach 15, described first breach 14 and the first chimb 9 fasten, described second breach 15 and the second chimb 9 fasten.Add man-hour, coil rack processes the first auricle 6, second auricle 7, then the first groove and the second groove is processed at the first auricle 6, second auricle 7, then process the said structure matched with the first groove, the second groove on the supporting plate, the first breach and the second breach are set respectively above and below supporting bracket side.Due to the first groove of the first auricle 6, second auricle 7 and the towards the opposite of the second groove, therefore, when coil rack is arranged in yoke, the top and the bottom Impact direction of supporting bracket is contrary, realize the object of dislocation location, and in conjunction with the retaining structure of above-mentioned uniqueness, the fastness of the installation of coil rack is effectively improved, strengthen stability strong.According to such scheme, because this electromagnetic system adopts above-mentioned mounting structure, coil rack and yoke good positioning effect, stability is high, coil convenient welding, is easy to operation.
In the present embodiment, the upper end of described supporting bracket 5 is provided with unfilled corner 16, forms triangle space 17 between described unfilled corner 16 and the second groove 10.Unfilled corner is set by the upper end in supporting bracket, makes supporting bracket snapping in after in the second groove, preventing its upper end contact internal walls that is direct and groove from causing damage, causing locating effect to reduce.
In the present embodiment, described first auricle 6, second auricle 7 is wholely set with coil rack 2.First auricle 6, second auricle 7 integrally processes with coil rack, easy to process, improves the stability of installing.
In the present embodiment, described yoke 1 is U-shaped, described supporting bracket 5 is 2, for being positioned at first supporting bracket 51 and second supporting bracket 52 at 4 two ends bottom yoke, described first supporting bracket 51 and the first auricle 6, second auricle 7 are interlocked, and match with described second supporting bracket 52 in the other end of described coil rack 2.Yoke 1 is U-shaped structure, and one end of coil rack 2 is arranged in the first supporting bracket, and the first auricle 6, second auricle 7 and the first supporting bracket are interlocked, and the other end of coil rack 2 is supported in the second supporting bracket, improves the stability of coil rack location further.
In the present embodiment, also comprise the static iron core 18 being positioned at coil 3 inside, dynamic iron core 19 and core ejector rod 20, described static iron core 18 and the first supporting bracket 51 near, it is inner that described core ejector rod 20 is positioned at described static iron core 18, described dynamic iron core 19 is provided with connecting rod 21, the outer of described connecting rod 21 is arranged with bulge loop 22, and described core ejector rod 20 is provided with through hole 23, and described connecting rod 21 is penetrated through hole 23 and coordinated with core ejector rod 20 riveting by bulge loop 22.By being arranged with bulge loop 22 outside the connecting rod 21 on dynamic iron core, when assembling with core ejector rod 20, by bulge loop connecting rod 21 riveting in the through hole 23 of core ejector rod 20, make dynamic iron core and core ejector rod 20 realize the object be connected, easy for installation, be connected firmly.
In the present embodiment, bottom described yoke, 4 is hierarchic structure, bottom comprising first bottom 41 and second 42, bottom described second 42 relative to first bottom 41 and form certain gap 24 between coil 3, arc-shaped transition between 42 bottom 41 and second bottom described first in sink structures.By 4 arranging in hierarchic structure bottom yoke, to make bottom yoke 4 to produce certain gap with coil, preventing coil from contact with yoke and cause short circuit, the safety of effective guarantee circuit.
In the present embodiment, also comprise fixed contact 25, described fixed contact 25 is integrally formed by connecting with yoke 1.Fixed contact 25 and yoke adopt integrative-structure, have good positioning effect, reduce resistance, are conducive to reducing temperature rise, ensure location correctness, consistency.
In the present embodiment, the opposite side of fixed contact 3 is provided with conducting strip 26, and one end yoke 1 phase welding of described coil 3, the other end welds mutually with conducting strip 26.Due to coil rack is positioned in yoke, therefore, coil when welding with conducting strip, yoke, convenient welding, simple to operate.
A kind of miniature circuit breaker, comprises shell 27, is provided with described electromagnetic system in described shell 27.Because this miniature circuit breaker adopts the electromagnetic system of said structure, make circuit breaker when mounted, have magnetic property good, convenient welding and be easy to the advantages such as operation, also to have welding kesistance low for contact in addition, good cooling effect, and the advantage of accurate positioning.
Embodiment should not be considered as limitation of the present invention, but anyly done based on spirit of the present invention
Improvement, all should within protection scope of the present invention.
Claims (10)
1. an electromagnetic system, comprise yoke (1), coil rack (2) and coil (3), it is peripheral that coil rack (2) is located at by described coil (3), described yoke (1) comprises the supporting bracket (5) of (4) and end bottom yoke, it is characterized in that: an end vertical direction of described coil rack (2) is provided with the first auricle (6), second auricle (7), described first auricle (6) is provided with first groove (8) of " U " shape, and the side of described first auricle (6) forms first chimb (9) of vertical direction, described second auricle (7) is provided with second groove (10) of " L ", described second groove (10) comprises vertical portion groove (11) and horizontal part groove (12), and the side of described second auricle (7) is positioned at second chimb (13) of the below formation vertical direction of horizontal part groove (12), described first groove (8) and described vertical portion groove (11) vertical direction correspondence distribution and opening is towards the opposite, described coil rack (2) by described supporting bracket (5) match respectively snap in the first groove (8) and the second groove (10) is fixed in yoke (1), the side of described supporting bracket (5) is provided with the first breach (14) and the second breach (15), described first breach (14) and the first chimb (9) fasten, described second breach (15) and the second chimb (13) fasten.
2. electromagnetic system according to claim 1, it is characterized in that: the upper end of described supporting bracket (5) is provided with unfilled corner (16), forms triangle space (17) between described unfilled corner (16) and the second groove (10).
3. electromagnetic system according to claim 1, is characterized in that: described first auricle (6), the second auricle (7) are wholely set with coil rack (2).
4. electromagnetic system according to claim 1, it is characterized in that: described yoke (1) is U-shaped, described supporting bracket (5) is 2, for being positioned at the first supporting bracket (51) and second supporting bracket (52) at (4) two ends bottom yoke, first auricle (6), second auricle (7) of described first supporting bracket (51) and described coil rack (2) are interlocked, and match with described second supporting bracket (52) in the other end of described coil rack (2).
5. electromagnetic system according to claim 4, it is characterized in that: also comprise and be positioned at the inner static iron core (18) of coil (3), dynamic iron core (19) and core ejector rod (20), described static iron core (18) and the first supporting bracket (51) near, it is inner that described core ejector rod (20) is positioned at described static iron core (18), described dynamic iron core (19) is provided with connecting rod (21), the outer of described connecting rod (21) is arranged with bulge loop (22), described core ejector rod (20) is provided with through hole (23), described connecting rod (21) is penetrated through hole (23) and is coordinated with core ejector rod (20) riveting by bulge loop (22).
6. the electromagnetic system according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: bottom described yoke, (4) are hierarchic structure, bottom comprising first bottom (41) and second (42), bottom described second (42) relative to first bottom (41) and form gap (24) between coil (3) in sink structures.
7. electromagnetic system according to claim 6, is characterized in that: arc-shaped transition between (42) bottom (41) and second bottom described first.
8. the electromagnetic system according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: also comprise fixed contact (25), and described fixed contact (25) and yoke (1) are integrally formed by connecting.
9. electromagnetic system according to claim 8, it is characterized in that: the opposite side of fixed contact (25) is provided with conducting strip (26), one end yoke (1) of described coil (3) is welded mutually, and the other end welds mutually with conducting strip (26).
10. a miniature circuit breaker, comprises shell (27), it is characterized in that: described shell is provided with electromagnetic system according to claim 1 in (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409699.7A CN104167337B (en) | 2014-08-20 | 2014-08-20 | A kind of electromagnetic system and miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410409699.7A CN104167337B (en) | 2014-08-20 | 2014-08-20 | A kind of electromagnetic system and miniature circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104167337A CN104167337A (en) | 2014-11-26 |
| CN104167337B true CN104167337B (en) | 2016-04-13 |
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| CN201410409699.7A Active CN104167337B (en) | 2014-08-20 | 2014-08-20 | A kind of electromagnetic system and miniature circuit breaker |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104930248A (en) * | 2015-06-30 | 2015-09-23 | 贵州新安航空机械有限责任公司 | Solenoid valve coil support |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007043869B4 (en) * | 2007-09-14 | 2016-02-25 | Siemens Aktiengesellschaft | Coil carrier and yoke of an electromagnetic release of a protective switching device, electromagnetic release and protective switching device |
| CN103632898B (en) * | 2012-08-22 | 2016-06-29 | 西门子公司 | Magnetictrip and apply the residual current action breaker of this electrical apparatus release |
| CN203503577U (en) * | 2013-09-13 | 2014-03-26 | 浙江正泰电器股份有限公司 | Electric leakage buckle release |
| CN103594295B (en) * | 2013-11-08 | 2015-11-25 | 上海诺雅克电气有限公司 | The trip gear of residual current action breaker |
| CN204067279U (en) * | 2014-08-20 | 2014-12-31 | 加西亚电子电器有限公司 | A kind of electromagnet system and miniature circuit breaker |
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| CN104167337A (en) | 2014-11-26 |
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Address after: Yueqing East Street North Baixiang Town Industrial Zone 325603 Bai TA Wang Zhejiang province Wenzhou City No. 545 Patentee after: Garcia electronic appliance Limited by Share Ltd Address before: Yueqing East Street North Baixiang Town Industrial Zone 325603 Bai TA Wang Zhejiang province Wenzhou City No. 545 Patentee before: GACIA ELECTRICAL APPLIANCE CO., LTD. |
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