CN103854930B - The miniature circuit breaker used in closure casing - Google Patents
The miniature circuit breaker used in closure casing Download PDFInfo
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- CN103854930B CN103854930B CN201410123981.9A CN201410123981A CN103854930B CN 103854930 B CN103854930 B CN 103854930B CN 201410123981 A CN201410123981 A CN 201410123981A CN 103854930 B CN103854930 B CN 103854930B
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- main body
- switch main
- protective cradle
- fluting
- hook
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- 230000001681 protective effect Effects 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000013016 damping Methods 0.000 claims description 16
- 235000019994 cava Nutrition 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
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Abstract
The miniature circuit breaker used in <b> closure casing; comprise the golden frame that the Switch main body that top is installation portion, the manipulation portion that can be arranged on along the first axle rotation on described installation portion, bottom and described manipulation portion are fixedly connected; described Switch main body being provided with the protective cradle rotated relative to described Switch main body for limiting described golden frame, between described protective cradle and described Switch main body, being provided with the locking mechanism for both being locked.Operator is in the process of turning knob, and golden frame is merely able to rotate in the scope of protective cradle restriction, effectively prevent due to the knob anglec of rotation or firmly excessive, causes the fracture between golden frame and manipulation portion, use safer.</b>
Description
Technical field
the present invention relates to the miniature circuit breaker used in a kind of closure casing.
Background technology
the miniature circuit breaker used in closure casing of the prior art, comprises the golden frame that the Switch main body that top is installation portion, the manipulation portion that can be arranged on along the first axle rotation on described installation portion, bottom and described manipulation portion are fixedly connected.When specifically using, miniature circuit breaker switch is mounted in closure casing, the miniature circuit breaker used in closure casing also comprises the distribution box cover plate be arranged on cavity, distribution box cover plate is rotatably connected to rotary handle, distribution box cover plate has perforation, knob is inserted in perforation, the inner end of knob is fixed with dwang, dwang offers elongated slot along its length, gold frame is inserted in this elongated slot, the length direction of this elongated slot, the rotational axis line of knob with the rotational axis line phase space of the first axle vertical.In the process of turning knob, dwang is with the center of rotation of knob for a spot wobble, and golden frame slides in groove, thus dwang and manipulation portion are around the first axle rotating shaft, controls miniature circuit breaker switch and changes between opening and closing.But in actual mechanical process, usually can owing to making precision not high, or artificial misoperation, the angle causing rotation is excessive, causes golden frame to put in place, and dwang is also in rotation, thus makes to rupture between golden frame and control part.If distribution box cover plate to be opened the miniature circuit breaker maintenance to using in closure casing, there is potential safety hazard again.
Summary of the invention
the technical problem to be solved in the present invention is to provide the miniature circuit breaker used in a kind of closure casing.
in order to solve the problems of the technologies described above; the technical solution used in the present invention is: the miniature circuit breaker used in a kind of closure casing; comprise the golden frame that the Switch main body that top is installation portion, the manipulation portion that can be arranged on along the first axle rotation on described installation portion, bottom and described manipulation portion are fixedly connected; described Switch main body being provided with the protective cradle rotated relative to described Switch main body for limiting described golden frame, between described protective cradle and described Switch main body, being provided with the locking mechanism for both being locked.
in some embodiments, described protective cradle alongst offers spacing elongated slot, described golden chord position is in described spacing elongated slot, and the length direction of described spacing elongated slot is vertical with the axial line phase space of the first described axle.
in some further execution mode, two the relative cell walls on the length direction of described spacing elongated slot be tilt, can with the contact of described golden frame maximum area.
in some embodiments, described locking mechanism comprises and is arranged at the first locking mechanism between a sidepiece of described protective cradle and a sidepiece of described Switch main body, is arranged at the second locking mechanism between the other side of described protective cradle and the other side of described Switch main body.
in some further execution mode; the length direction that the first described locking mechanism comprises along spacing elongated slot is slidably arranged in the first travelling carriage on described protective cradle one sidepiece, the first fluting be opened on described Switch main body one sidepiece; the first described travelling carriage is provided with the first hook housing stretched out downwards; the first described hook housing having for slotting the first hook portion that phase hook coordinates with described first, between the first described travelling carriage and described protective cradle one sidepiece, being provided with the first damping mechanism.
further; the first described damping mechanism comprise an end have the first positioning convex the first spring, be opened on described protective cradle one sidepiece the 1 depression and the first anticreep depression; the other end of the first described spring is fixedly connected with the first described travelling carriage; when the first described positioning convex is inserted in the one one described depression; the first described hook portion is hooked in the first described fluting; when the first described positioning convex is inserted in the first described anticreep depression, the first fluting described in the first described hook portion departs from.
in some another further execution mode; the length direction that the second described locking mechanism comprises along spacing elongated slot is slidably arranged in the second travelling carriage on described protective cradle the other side, the second fluting be opened on described Switch main body the other side; the second described travelling carriage is provided with the second hook housing stretched out downwards; the second described hook housing has the second hook portion coordinated for the described second fluting phase hook, between the second described travelling carriage and described protective cradle the other side, be provided with the second damping mechanism.
preferred further again; described Switch main body can releasably be provided with earth leakage protective frame; described earth leakage protective frame blocks the second described fluting, and described earth leakage protective frame offers the 3rd fluting for coordinating with the second described hook portion phase hook.
again further, the second described damping mechanism comprises the second spring that an end has the second positioning convex, three the 21 depressions be opened in successively on described protective cradle the other side to cave in and the second anticreep caves in the two or two, the other end of the second described spring is fixedly connected with the second described travelling carriage, when the second described positioning convex is inserted in the 21 described depression, when the second described hook portion is inserted in the second described fluting, when the second described positioning convex is inserted in the two or two described depression, the second described hook portion is inserted in the 3rd described fluting, when the second described positioning convex is inserted in the second described anticreep depression, the second described hook portion and described second is slotted and the described the 3rd is slotted and be all separated.
in some embodiments, the width dimensions of described protective cradle is identical with the width dimensions of described Switch main body.
scope of the present invention, is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme etc. formed.
because technique scheme is used; the present invention compared with prior art has following advantages: operator is in the process of turning knob; gold frame is merely able to rotate in the scope of protective cradle restriction; effectively prevent due to the knob anglec of rotation or firmly excessive; cause the fracture between golden frame and manipulation portion, use safer.
Accompanying drawing explanation
accompanying drawing 1 is schematic perspective view one of the present invention;
accompanying drawing 2 is schematic perspective view two of the present invention;
accompanying drawing 3 is exploded view of the present invention;
accompanying drawing 4 is complete section figure of the present invention (the first hook portion is hooked in the first fluting, and the second hook portion is hooked in the second fluting);
accompanying drawing 5 is complete section figure of the present invention (the first hook portion is hooked in the first fluting, and the second hook portion is hooked in the 3rd fluting, earth leakage protective frame and omit in offering on it the 3rd fluting figure);
accompanying drawing 6 be complete section figure of the present invention (first hook portion first slot with depart from, the second hook portion hook and second slot and the 3rd slot all be separated);
wherein: 10, Switch main body; 11, manipulation portion; 12, the first axle; 13, golden frame; 20, protective cradle; 21, spacing elongated slot; 22, cell wall; 30, the first travelling carriage; 31, the first fluting; 32, the first hook housing; 33, the first hook portion; 34, the first spring; 35, the one one depression; 36, the first positioning convex; 37, the first anticreep depression; 40, the second travelling carriage; 41, the second fluting; 42, the second hook housing; 43, the second hook portion; 44, the second spring; 45, the 21 depression; 46, the two or two depression; 47, the second positioning convex; 48, the second anticreep depression.
Embodiment
as shown in the drawings, the miniature circuit breaker used in a kind of closure casing, comprises the golden frame 13 that top is divided into the Switch main body 10 of installation portion, the manipulation portion 11 that can be arranged on along the first axle 12 rotation on installation portion, bottom and manipulation portion 11 to be fixedly connected.
switch main body 10 is provided with the protective cradle 20 rotated relative to Switch main body 10 for limiting golden frame 13; specifically; protective cradle 20 is for limiting the rotational angle of the relative Switch main body 10 of golden frame 13; and the vibration that produces in the axis of the first axle 12 of golden frame 13 in the process limiting the turn-button rotating drive gold frame 13 of golden frame 13 on distribution box cover plate, protect the locking mechanism be provided with between protective cradle 20 and Switch main body 10 for both being locked.
in the present embodiment, protective cradle 20 alongst offers spacing elongated slot 21, golden frame 13 only can be slidably arranged in spacing elongated slot 21 along the length direction of spacing elongated slot 21, and the length direction of spacing elongated slot 21 is vertical with the axial line phase space of the first axle 12.Gold frame 13 is size-constrained at the Width of spacing elongated slot 21.Two relative cell walls 22 on the length direction of spacing elongated slot 21 be tilt, can with the contact of golden frame 13 maximum area.
it is can only rotate in the angular range of spacing elongated slot 21 restriction in the first axle 12 rotation process to limit golden frame 13 that protective cradle 20 is offered spacing elongated slot 21.
in order to reach the effect limiting rotational angle; except offer spacing elongated slot 21 on protective cradle 20 except, not shown, can also protrude on protective cradle 20 and first protuberance, the second protuberance, the 3rd protuberance and the 4th protuberance are set; four surround an inc space, are similar to elongated slot.
locking mechanism comprises and is arranged at the first locking mechanism between a sidepiece of protective cradle 20 and a sidepiece of Switch main body 10, the second locking mechanism between the other side being arranged at protective cradle 20 and the other side of Switch main body 10.
first locking mechanism can adopt the latch-up structure of identical type with the second locking mechanism, also can adopt dissimilar latch-up structure.It is identical type in the present embodiment.
as shown in accompanying drawing 3-accompanying drawing 6, the length direction that the first locking mechanism comprises along spacing elongated slot 21 is slidably arranged in the first travelling carriage 30 on protective cradle 20 1 sidepiece, the first fluting 31 be opened on Switch main body 10 1 sidepiece.
switch main body 10 normally standard component, first fluting 31 with following mention second slot 41 be all script be just opened on Switch main body 10.
first travelling carriage 30 is provided with the first hook housing 32, first hook housing 32 of stretching out downwards has for first slot that 31 phase hooks coordinate be provided with the first damping mechanism between the first hook portion 33, first travelling carriage 30 and protective cradle 20 1 sidepiece.First locking mechanism has latched position and unlocked position, and under the first locking mechanism is in latched position, the first hook portion 33 hooks the first fluting 31, and when the first locking mechanism is in the unlocked position down, the first hook portion 33 and first is slotted and 31 to be separated.
the length direction that second locking mechanism comprises along spacing elongated slot 21 is slidably arranged in the second travelling carriage 40 on protective cradle 20 the other side, the second fluting 41 be opened on Switch main body 10 the other side; second travelling carriage 40 is provided with the second hook housing 42 stretched out downwards; second hook housing 42 has for second fluting 41 phase hooks coordinate the second hook portion 43, second travelling carriage 40 and protective cradle 20 the other side between be provided with the second damping mechanism.
when Switch main body 10 not possessing the earth leakage protective frame mentioned in following literary composition; when the second locking mechanism has latched position and unlocked position; under the second locking mechanism is in latched position; second hook portion 43 hooks the second fluting 41; when the second locking mechanism is in the unlocked position down, the second hook portion 43 and second is slotted and 41 to be separated.
first travelling carriage 30 and the second travelling carriage 40 are all slide to arrange on protective cradle 20.By the slip of the first travelling carriage 30 and the second travelling carriage 40 slip relative to protective cradle 20, thus the first hook portion 33 is inserted or departs from the first fluting 31, second hook portion 43 to insert or exit the second fluting 41.
first damping mechanism comprise an end have the first positioning convex 36 the first spring 34, be opened on protective cradle 20 1 sidepiece the 1 depression 35 and first anticreep depression 37; the other end of first spring 34 is fixedly connected with one-body molded with the first travelling carriage 30; when the first positioning convex 36 is inserted in the one one depression 35; first hook portion 33 is hooked in the first fluting 31; when the first positioning convex 36 is inserted in the first anticreep depression 37, the first hook portion 33 departs from the first fluting 31.The difference of the one one depression 35 and the first anticreep depression 37 is, one one depression 35 has domatic on the sliding trace of the first positioning convex 36, and a side slope is only had in the first anticreep depression 37, opposite side forbids that the first positioning convex 36 departs from facing directly of the first anticreep depression 37.Namely the first travelling carriage 30 cannot depart from protective cradle 20.
switch main body 10 is can releasably be provided with earth leakage protective frame, earth leakage protective frame is not shown.Earth leakage protective frame blocks the second fluting 41, and earth leakage protective frame offers the 3rd fluting for coordinating with the second hook portion 43 phase hook.During actual use; according to the practical set situation on Switch main body 10, if Switch main body 10 is provided with earth leakage protective frame, the second hook portion 43 just with the 3rd slotted engagement; if Switch main body 10 does not install earth leakage protective frame, the second hook portion 43 is just slotted with second and 41 to be coordinated.
second damping mechanism comprises the second spring 44 that an end has the second positioning convex 47, three be opened in successively on protective cradle 20 the other side the 21 depression the 45 and the 22 cave in 46 and second anticreep cave in 48, the other end of second spring 44 is fixedly connected with one-body molded with the second travelling carriage 40, when the second positioning convex 47 is inserted in the 21 depression 45, Switch main body 10 does not fill earth leakage protective frame, second hook portion 43 is inserted in the second fluting 41, when the second positioning convex 47 is inserted in the two or two depression 46, Switch main body 10 is provided with earth leakage protective frame, second hook portion 43 is inserted in the 3rd fluting.When the second positioning convex 47 is inserted in the second anticreep depression 48, the second hook portion 43 and second is slotted and 41 and the 3rd is slotted and be all separated.21 depression the 45 and the 22 caves in and 46 is similar to the one one 35, the second anticreep that caves in and caves in and 48 be similar to the first anticreep and cave in 37.Namely the second travelling carriage 40 cannot depart from protective cradle 20.
in the present embodiment, the concrete structure of the first damping mechanism and the second damping mechanism is simpler, but the structure be specifically not limited in the present embodiment of the first damping mechanism and the second damping mechanism, as long as the structure of locating between the parts that two can be slided can be suitable for usually, do not repeat them here.
not shown, about the structure of the first locking mechanism and the second locking mechanism, can also be other structure, as the first hook housing and the second hook housing being directly rotatably connected on respectively the both sides of protective cradle.And be provided with the elastic component making the first hook portion closely hook the first fluting between the first hook housing and protective cradle.Second hook housing is same with between protective cradle is provided with such elastic component.
the width dimensions of protective cradle 20 is identical with the width dimensions of Switch main body 10.Be convenient to install, good looking appearance.
above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (7)
1. the miniature circuit breaker used in a closure casing, comprise the Switch main body (10) that top is installation portion, the manipulation portion (11) be arranged on described installation portion can be rotated along the first axle (12), the golden frame (13) that bottom and described manipulation portion (11) are fixedly connected, it is characterized in that: described Switch main body (10) is provided with the protective cradle (20) rotated relative to described Switch main body (10) for limiting described golden frame (13), the locking mechanism for both being locked is provided with between described protective cradle (20) and described Switch main body (10),
Described locking mechanism comprises the second locking mechanism between the first locking mechanism between a sidepiece and a sidepiece of described Switch main body (10) being arranged at described protective cradle (20), the other side being arranged at described protective cradle (20) and the other side of described Switch main body (10)
The first described locking mechanism length direction comprised along spacing elongated slot (21) is slidably arranged in the first travelling carriage (30) on described protective cradle (20) sidepiece, be opened in the first fluting (31) on described Switch main body (10) sidepiece, described the first travelling carriage (30) is provided with the first hook housing (32) stretched out downwards, described the first hook housing (32) has the first hook portion (33) coordinated for (31) phase hook of slotting with described first, the first damping mechanism is provided with between described the first travelling carriage (30) and described protective cradle (20) sidepiece, the length direction of described spacing elongated slot (21) is vertical with the axial line phase space of described the first axle (12),
The second described locking mechanism length direction comprised along spacing elongated slot (21) is slidably arranged in the second travelling carriage (40) on described protective cradle (20) the other side, be opened in the second fluting (41) on described Switch main body (10) the other side, described the second travelling carriage (40) is provided with the second hook housing (42) stretched out downwards, described the second hook housing (42) has the second hook portion (43) coordinated for (41) phase hook of slotting with described second, the second damping mechanism is provided with between described the second travelling carriage (40) and described protective cradle (20) the other side.
2. the miniature circuit breaker used in closure casing according to claim 1; it is characterized in that: described protective cradle (20) alongst offers spacing elongated slot (21), described golden frame (13) only can be slidably arranged in described spacing elongated slot (21) along the length direction of described spacing elongated slot (21).
3. the miniature circuit breaker used in closure casing according to claim 2, it is characterized in that: two the relative cell walls (22) on the length direction of described spacing elongated slot (21) be tilt, can with the contact of described golden frame (13) maximum area.
4. the miniature circuit breaker used in closure casing according to claim 1, it is characterized in that: the first described damping mechanism comprises the first spring (34) that an end has the first positioning convex (36), be opened in the one one depression (35) on described protective cradle (20) sidepiece and the first anticreep depression (37), the other end of described the first spring (34) is fixedly connected with described the first travelling carriage (30), when described the first positioning convex (36) is inserted in the one one described depression (35), described the first hook portion (33) is hooked in the first described fluting (31), when described the first positioning convex (36) is inserted in the first described anticreep depression (37), the first fluting (31) described in described the first hook portion (33) departs from.
5. the miniature circuit breaker used in closure casing according to claim 1; it is characterized in that: described Switch main body (10) can releasably be provided with earth leakage protective frame; described earth leakage protective frame blocks described second fluting (41), and described earth leakage protective frame offers for the 3rd slotting of coordinating with described the second hook portion (43) phase hook.
6. the miniature circuit breaker used in closure casing according to claim 5, it is characterized in that: the second described damping mechanism comprises the second spring (44) that an end has the second positioning convex (47), three the 21 depressions (45) and the two or two be opened in successively on described protective cradle (20) the other side cave in (46) and the second anticreep caves in (48), the other end of described the second spring (44) is fixedly connected with described the second travelling carriage (40), when described the second positioning convex (47) is inserted in the 21 described depression (45), described the second hook portion (43) is inserted in the second described fluting (41), when described the second positioning convex (47) is inserted in the two or two described depression (46), described the second hook portion (43) is inserted in the 3rd described fluting, when described the second positioning convex (47) is inserted in the second described anticreep depression (48), described the second hook portion (43) and described second is slotted (41) and the described the 3rd is slotted and be all separated.
7. the miniature circuit breaker used in closure casing according to claim 1, is characterized in that: the width dimensions of described protective cradle (20) is identical with the width dimensions of described Switch main body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123981.9A CN103854930B (en) | 2014-03-28 | 2014-03-28 | The miniature circuit breaker used in closure casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123981.9A CN103854930B (en) | 2014-03-28 | 2014-03-28 | The miniature circuit breaker used in closure casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103854930A CN103854930A (en) | 2014-06-11 |
| CN103854930B true CN103854930B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410123981.9A Active CN103854930B (en) | 2014-03-28 | 2014-03-28 | The miniature circuit breaker used in closure casing |
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| Country | Link |
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| CN (1) | CN103854930B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4454565A (en) * | 1982-09-27 | 1984-06-12 | Carlingswitch, Inc. | Adapter plate assembly for circuit breaker |
| US4752755A (en) * | 1986-03-05 | 1988-06-21 | Fuji Electric Co., Ltd. | Circuit breaker |
| CN1409451A (en) * | 2001-09-26 | 2003-04-09 | 富士电机株式会社 | Panel mounting device for breaking surface |
| DE102007012431A1 (en) * | 2007-03-15 | 2008-09-25 | Moeller Gmbh | Mono- or multipolar electrical switchgear, particularly circuit breakers or load disconnecting switches, has switchgear unit with underlying mono or multipolar contact system, readout unit, two connection blocks and optional additive units |
| CN201956295U (en) * | 2011-04-08 | 2011-08-31 | 新黎明防爆电器有限公司 | Operating mechanism of circuit breaker used inside sealed shell |
| CN102804320A (en) * | 2010-03-09 | 2012-11-28 | 施耐德电气美国股份有限公司 | Improved tie -down accessory for circuit breaker |
| CN203733726U (en) * | 2014-03-28 | 2014-07-23 | 新黎明科技股份有限公司 | Small-sized circuit breaker used in closed housing |
-
2014
- 2014-03-28 CN CN201410123981.9A patent/CN103854930B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4454565A (en) * | 1982-09-27 | 1984-06-12 | Carlingswitch, Inc. | Adapter plate assembly for circuit breaker |
| US4752755A (en) * | 1986-03-05 | 1988-06-21 | Fuji Electric Co., Ltd. | Circuit breaker |
| CN1409451A (en) * | 2001-09-26 | 2003-04-09 | 富士电机株式会社 | Panel mounting device for breaking surface |
| DE102007012431A1 (en) * | 2007-03-15 | 2008-09-25 | Moeller Gmbh | Mono- or multipolar electrical switchgear, particularly circuit breakers or load disconnecting switches, has switchgear unit with underlying mono or multipolar contact system, readout unit, two connection blocks and optional additive units |
| CN102804320A (en) * | 2010-03-09 | 2012-11-28 | 施耐德电气美国股份有限公司 | Improved tie -down accessory for circuit breaker |
| CN201956295U (en) * | 2011-04-08 | 2011-08-31 | 新黎明防爆电器有限公司 | Operating mechanism of circuit breaker used inside sealed shell |
| CN203733726U (en) * | 2014-03-28 | 2014-07-23 | 新黎明科技股份有限公司 | Small-sized circuit breaker used in closed housing |
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| Publication number | Publication date |
|---|---|
| CN103854930A (en) | 2014-06-11 |
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