CN203774212U - Low voltage circuit breaker convenient for repair - Google Patents
Low voltage circuit breaker convenient for repair Download PDFInfo
- Publication number
- CN203774212U CN203774212U CN201420167927.XU CN201420167927U CN203774212U CN 203774212 U CN203774212 U CN 203774212U CN 201420167927 U CN201420167927 U CN 201420167927U CN 203774212 U CN203774212 U CN 203774212U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- circuit breaker
- housing
- mounting guide
- mounting
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a low voltage circuit breaker convenient for repair. The low voltage circuit breaker comprises an internal component and a casing body which is fixed on a mounting guide rail. A mounting groove is arranged on one side, which is opposite to the mounting guide rail, of the casing body. The internal component comprises a tripping device and a detection circuit. An indicating device is arranged in the casing body. A fixing device is arranged on the wall of one side, which is opposite to the mounting guide rail, of the mounting groove. The fixing device comprises a mounting piece which is used for clamping the mounting guide rail and an ejecting piece which is used for ejecting out the mounting guide rail. One end of the ejecting piece passes through the casing body, and the other end abuts against and is connected with the bottom of the mounting groove. A linkage mechanism is arranged between the mounting piece and the ejecting piece. According to the low voltage circuit breaker convenient for repair, which is provided by the utility model, when the indicating device detects that a power grid is in an overload operation state, people can turn off the power grid, and then remove the circuit breaker from the mounting guide rail through the ejecting piece; and after repair is completed, the circuit breaker can be arranged into the mounting guide rail again through the mounting piece, which is very convenient.
Description
Technical field
The utility model relates to a kind of circuit breaker, relates in particular a kind of low-voltage circuit breaker of being convenient to maintenance.
Background technology
Low-voltage circuit breaker the application of daily home circuit very extensively, in family's short circuit, be used for protecting various household electrical appliance.
Low-voltage circuit breaker general configuration in the market comprises housing, testing circuit and actuator, actuator comprises electromagnet and trip gear, to rely on electromagnet to drive trip gear to carry out the motion of a dropout, when trip gear goes wrong, although electromagnet has received overload messages adhesive, but trip gear can not produce the action of threading off, so circuit breaker remains in normal operating conditions In the view of extraneous people, just can not carry out inspection and maintenance to it, can make like this electrical network damage, when circuit breaker goes wrong, will timely circuit breaker be disassembled and be keeped in repair, and current existing circuit breaker is all very inconvenient when installation and removal.
Having notification number is that the patent of CN 202839483 discloses a kind of circuit breaker of installing be convenient to, by plate and plate are set on circuit breaker, then on upper plate and lower plugboard, be equipped with a plurality of installing holes, by installing hole, just upper plate and lower plugboard can be installed on mounting guide rail with screw, the circuit breaker of this structure still needs to install by screw when installing, so in the interim dismounting of circuit breaker and under installing or very inconvenient, this does not arrange indicating device above circuit breaker simultaneously, when trip gear goes wrong, cannot represent that now electrical network is in overlond running state, electrical network is damaged, people are increased the maintenance cost of electrical network.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide the low-voltage circuit breaker that a kind of interim installation and removal are convenient, reduce power grid maintenance cost.
For achieving the above object, the utility model provides following technical scheme: a kind of low-voltage circuit breaker of being convenient to maintenance, comprise intraware and for being fixed to the housing on mounting guide rail, relative mounting guide rail one side of described housing is provided with mounting groove, described intraware comprises trip gear and testing circuit, in described housing, be provided with indicating device, the sidewall of relative mounting guide rail one side of described mounting groove is provided with fixture, described fixture comprises for blocking the installation sheet of mounting guide rail and for ejecting the top sheet of mounting guide rail, described top sheet one end passes housing, the other end is conflicted and is connected with mounting groove bottom land, between described installation sheet and top sheet, be provided with link gear.
By adopting technique scheme, when electrical network is during in overlond running state, when tripping device for circuit breaker damages, because be provided with indicating device in housing, indicating device will be by the Information Conduction of this state after people there, then the electricity that people just can disconnect electrical network disassembles circuit breaker from mounting guide rail, because fixture comprises for blocking the installation sheet of mounting guide rail and for ejecting the top sheet of mounting guide rail, top sheet one end passes housing, the other end is conflicted and is connected with mounting groove bottom land, between installation sheet and top sheet, be provided with link gear, in the process of dismounting, just can mounting guide rail be ejected from mounting groove by top sheet, do not need extra step, convenience very, after completing the maintenance of circuit breaker, people just can be by being embedded into mounting guide rail in mounting groove, installation sheet will block guide rail just and can complete the installation to circuit breaker, by above setting, when electrical network is during in overlond running state, when tripping device for circuit breaker damages, people can find that whether electrical network is in overlond running state timely and effectively, after finding, can also fast and effectively circuit breaker be removed and be keeped in repair, after completing, maintenance can also fast circuit breaker be loaded onto, so just can effectively reduce the maintenance cost of electrical network.
The utility model is further set to: described link gear comprises first connecting rod, described first connecting rod one end and top sheet are hinged, the other end and installation sheet are hinged, described first connecting rod middle part is hinged with housing, in described installation sheet, be provided with elastic parts, described elastic parts and housing are inconsistent, and described elastic parts is fixedly connected with installation sheet.
By adopting technique scheme, by the setting of first connecting rod, when top sheet is when mounting guide rail moves, installation sheet mounting guide rail motion dorsad, when so just can effectively avoid ejecting, installation sheet blocks the problem of mounting guide rail, by the setting of elastic parts, just can make the motion of installation sheet there is elasticity, like this when mounting guide rail is fit into mounting groove, due to the effect of elastic parts, installation sheet will firmly prop up mounting guide rail, so just can reach the effect that installation sheet blocks mounting guide rail.
The utility model is further set to: described top sheet comprises ejection part and pushing part, described ejection part and pushing part are hinged, conflict and be connected with housing in described pushing part, described pushing part is provided with lozenges in ejection part one end dorsad, described lozenges is arranged on ejection part mounting guide rail one side dorsad, and relative ejection part one side of described housing is provided with lozenges with matching.
By adopting technique scheme, when dismounting, use hand propelled pushing part, pushing part and ejection part will move towards mounting guide rail simultaneously like this, due to the setting of lozenges, ejection part will be towards the direction motion of mounting groove dorsad, and ejection part and pushing part are hinged, more round and smooth when ejection part changes the direction of motion like this, the phenomenon that there will not be card to pause.
The utility model is further set to: described indicating device comprises indicator board and for driving the electromagnet of trip gear, in described electromagnet, be provided with second connecting rod, described second connecting rod dorsad electromagnet one end is provided with interlock bar, corresponding indicator board one side of described housing is provided with transparency window, described indicator board is provided with linkage block, described linkage block is inconsistent with interlock bar, and be arranged on interlock bar towards electromagnet one side, described indicator board is provided with instruction unit, when electromagnet during in attracting state instruction unit and transparency window overlapping.
By adopting technique scheme, when electromagnet is during in attracting state, can drive the motion of interlock bar, interlock bar will drive linkage block motion, and linkage block will drive indicator board motion, instruction unit on indicator board will overlap with transparency window, to represent that now circuit is in overload, so only need to be by just reaching indicator board and coordinating of electromagnet the whether function in overload of indicating circuit, simple in structure, with low cost, suitable being widely used.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of being convenient to the low-voltage circuit breaker of maintenance of the present utility model;
Fig. 2 is the overall structure figure of indicating device of being convenient to the low-voltage circuit breaker of maintenance of the present utility model;
Fig. 3 is the overall structure figure of indicator board in Fig. 2;
Fig. 4 is the enlarged drawing of A portion in Fig. 1.
In figure: 1, housing; 11, mounting groove; 111, fixture; 1111, installation sheet; 1112, top sheet; 11121, ejection part; 11122, pushing part; 12, indicating device; 121, indicator board; 1211, linkage block; 1212, instruction unit; 122, electromagnet; 1221, second connecting rod; 12211, interlock bar; 13, transparency window; 2, trip gear; 3, link gear; 31, first connecting rod.
Embodiment
Shown in Fig. 4, a kind of low-voltage circuit breaker of being convenient to maintenance of the present embodiment, comprise intraware and for being fixed to the housing 1 on mounting guide rail, described intraware comprises trip gear 2 and testing circuit, relative mounting guide rail one side of described housing 1 is provided with mounting groove 11, in described housing 1, be provided with indicating device 12, the sidewall of described mounting groove 11 relative mounting guide rail one sides is provided with fixture 111, described fixture 111 comprises for blocking the installation sheet 1111 of mounting guide rail and for ejecting the top sheet 1112 of mounting guide rail, described top sheet one end 1112 passes housing 1, the other end is conflicted and is connected with mounting groove 11 bottom lands, between described installation sheet 1111 and top sheet 1112, be provided with link gear 3.
By adopting technique scheme, when electrical network is during in overlond running state, when tripping device for circuit breaker 2 damages, because be provided with indicating device 12 in housing 1, indicating device 12 will be by the Information Conduction of this state after people there, then the electricity that people just can disconnect electrical network disassembles circuit breaker from mounting guide rail, because fixture 111 comprises for blocking the installation sheet 1111 of mounting guide rail and for ejecting the top sheet 1112 of mounting guide rail, described top sheet one end 1112 passes housing 1, the other end is conflicted and is connected with mounting groove 11 bottom lands, between described installation sheet 1111 and top sheet 1112, be provided with link gear 3, in the process of dismounting, just can mounting guide rail be ejected from mounting groove 11 by top sheet 1112, do not need extra step, convenience very, after completing the maintenance of circuit breaker, people just can be by being embedded into mounting guide rail in mounting groove 11, installation sheet 1111 will block guide rail just and can complete the installation to circuit breaker, by above setting, when electrical network is during in overlond running state, when tripping device for circuit breaker 2 damages, people can find that whether electrical network is in overlond running state timely and effectively, after finding, can also fast and effectively circuit breaker be removed and be keeped in repair, after completing, maintenance can also fast circuit breaker be loaded onto, so just can effectively reduce the maintenance cost of electrical network.
Described link gear 3 comprises first connecting rod 31, described first connecting rod 31 one end and top sheet 1112 are hinged, the other end and installation sheet 1111 are hinged, described first connecting rod 31 middle parts and housing are hinged, in described installation sheet 1111, be provided with elastic parts, described elastic parts and housing 1 are inconsistent, and described elastic parts is fixedly connected with installation sheet 1111.
By adopting technique scheme, by the setting of first connecting rod 31, when top sheet 1112 is when mounting guide rail moves, installation sheet 1111 mounting guide rail motion dorsad, when so just can effectively avoid ejecting, installation sheet 1111 blocks the problem of mounting guide rail, by the setting of elastic parts, just can make the motion of installation sheet 1111 there is elasticity, like this when mounting guide rail is fit into mounting groove 11, effect due to elastic parts, installation sheet 1111 will firmly prop up mounting guide rail, so just can reach the effect that installation sheet 1111 blocks mounting guide rail.
Described top sheet 1112 comprises ejection part 11121 and pushing part 11122, described ejection part 11121 is hinged with pushing part 11122, conflict and be connected with housing 1 in described pushing part 11122, described pushing part 11122 is provided with lozenges in ejection part 11121 one end dorsad, described lozenges is arranged on ejection part 11121 mounting guide rail one side dorsad, and relative ejection part 11,121 one sides of described housing are provided with the lozenges coordinating with it.
By adopting technique scheme, when dismounting, with hand propelled pushing part 11122, pushing part 11122 and ejection part 11121 will move towards mounting guide rail simultaneously like this, due to the setting of lozenges, ejection part 11121 will be towards the direction motion of mounting groove 11 dorsad, and ejection part 11121 is hinged with pushing part 11122, more round and smooth when ejection part 11121 changes the direction of motion like this, the phenomenon that there will not be card to pause.
Described indicating device 12 comprises indicator board 121 and for driving the electromagnet 122 of trip gear 2, in described electromagnet 122, be provided with second connecting rod 1221, described second connecting rod 1221 dorsad electromagnet 122 one end is provided with interlock bar 12211, corresponding indicator board 121 1 sides of described housing 1 are provided with transparency window 13, described indicator board 121 is provided with linkage block, described linkage block 1211 is inconsistent with interlock bar 12211, and be arranged on interlock bar towards electromagnet 122 1 sides, described indicator board 121 is provided with instruction unit 1212, when electromagnet 122 during in attracting state instruction unit 1212 overlapping with transparency window.
By adopting technique scheme, when electromagnet 122 is during in attracting state, can drive 12211 motions of interlock bar, interlock bar 12211 will drive linkage block 1211 motions, linkage block 1211 will drive indicator board 121 motions, instruction unit 1212 on indicator board 121 will overlap with transparency window 13, to represent that now circuit is in overload, so only need to be by just reaching indicator board 121 and coordinating of electromagnet the whether function in overload of indicating circuit, simple in structure, with low cost, suitable being widely used.
The utlity model has following advantage: when indicating device 12 detects electrical network in overlond running state, people just can disconnect electrical network, then by top sheet 1112, circuit breaker is disassembled from mounting guide rail, after completing, maintenance just can circuit breaker be reinstalled to mounting guide rail by installation sheet 1111, convenience very, when electrical network is during in overlond running state, when tripping device for circuit breaker 2 damages, because be provided with indicating device 12 in housing 1, indicating device 12 will be by the Information Conduction of this state after people there, then the electricity that people just can disconnect electrical network disassembles circuit breaker from mounting guide rail, because fixture 111 comprises for blocking the installation sheet 1111 of mounting guide rail and for ejecting the top sheet 1112 of mounting guide rail, described top sheet one end 1112 passes housing 1, the other end is conflicted and is connected with mounting groove 11 bottom lands, between described installation sheet 1111 and top sheet 1112, be provided with link gear 3, in the process of dismounting, just can mounting guide rail be ejected from mounting groove 11 by top sheet 1112, do not need extra step, convenience very, after completing the maintenance of circuit breaker, people just can be by being embedded into mounting guide rail in mounting groove 11, installation sheet 1111 will block guide rail just and can complete the installation to circuit breaker, by above setting, when electrical network is during in overlond running state, when tripping device for circuit breaker 2 damages, people can find that whether electrical network is in overlond running state timely and effectively, after finding, can also fast and effectively circuit breaker be removed and be keeped in repair, after completing, maintenance can also fast circuit breaker be loaded onto, so just can effectively reduce the maintenance cost of electrical network.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. be convenient to the low-voltage circuit breaker keeping in repair for one kind, comprise intraware and for being fixed to the housing on mounting guide rail, relative mounting guide rail one side of described housing is provided with mounting groove, described intraware comprises trip gear and testing circuit, it is characterized in that: in described housing, be provided with indicating device, the sidewall of relative mounting guide rail one side of described mounting groove is provided with fixture, described fixture comprises for blocking the installation sheet of mounting guide rail and for ejecting the top sheet of mounting guide rail, described top sheet one end passes housing, the other end is conflicted and is connected with mounting groove bottom land, between described installation sheet and top sheet, be provided with link gear.
According to claim 1 be convenient to maintenance low-voltage circuit breaker, it is characterized in that: described link gear comprises first connecting rod, described first connecting rod one end and top sheet are hinged, the other end and installation sheet are hinged, described first connecting rod middle part is hinged with housing, in described installation sheet, be provided with elastic parts, described elastic parts and housing are inconsistent, and described elastic parts is fixedly connected with installation sheet.
According to claim 2 be convenient to maintenance low-voltage circuit breaker, it is characterized in that: described top sheet comprises ejection part and pushing part, described ejection part and pushing part are hinged, conflict and be connected with housing in described pushing part, described pushing part is provided with lozenges in ejection part one end dorsad, described lozenges is arranged on ejection part mounting guide rail one side dorsad, and relative ejection part one side of described housing is provided with lozenges with matching.
4. according to the low-voltage circuit breaker of being convenient to maintenance described in claim 1 or 2 or 3, it is characterized in that: described indicating device comprises indicator board and for driving the electromagnet of trip gear, described electromagnet and indicator board are all arranged in housing, in described electromagnet, be provided with second connecting rod, described second connecting rod dorsad electromagnet one end is provided with interlock bar, corresponding indicator board one side of described housing is provided with transparency window, described indicator board is provided with linkage block, described linkage block is inconsistent with interlock bar, and be arranged on interlock bar towards electromagnet one side, described indicator board is provided with instruction unit, when electromagnet during in attracting state instruction unit and transparency window overlapping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167927.XU CN203774212U (en) | 2014-04-09 | 2014-04-09 | Low voltage circuit breaker convenient for repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167927.XU CN203774212U (en) | 2014-04-09 | 2014-04-09 | Low voltage circuit breaker convenient for repair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774212U true CN203774212U (en) | 2014-08-13 |
Family
ID=51291370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420167927.XU Expired - Fee Related CN203774212U (en) | 2014-04-09 | 2014-04-09 | Low voltage circuit breaker convenient for repair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774212U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752111A (en) * | 2015-03-04 | 2015-07-01 | 浙江天正电气股份有限公司 | Moulded case circuit breaker |
| CN108133870A (en) * | 2017-12-24 | 2018-06-08 | 浙江柳晶整流器有限公司 | A kind of easy-to-dismount low-voltage circuit breaker |
| CN116013739A (en) * | 2022-11-14 | 2023-04-25 | 加西亚电子电器股份有限公司 | Operating mechanism of miniature circuit breaker and miniature circuit breaker |
-
2014
- 2014-04-09 CN CN201420167927.XU patent/CN203774212U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752111A (en) * | 2015-03-04 | 2015-07-01 | 浙江天正电气股份有限公司 | Moulded case circuit breaker |
| CN108133870A (en) * | 2017-12-24 | 2018-06-08 | 浙江柳晶整流器有限公司 | A kind of easy-to-dismount low-voltage circuit breaker |
| CN116013739A (en) * | 2022-11-14 | 2023-04-25 | 加西亚电子电器股份有限公司 | Operating mechanism of miniature circuit breaker and miniature circuit breaker |
| CN116013739B (en) * | 2022-11-14 | 2023-08-22 | 加西亚电子电器股份有限公司 | Operating mechanism of miniature circuit breaker and miniature circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170409 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |