CN104752113A - Electric switch for voltage electrical appliance - Google Patents
Electric switch for voltage electrical appliance Download PDFInfo
- Publication number
- CN104752113A CN104752113A CN201510105099.6A CN201510105099A CN104752113A CN 104752113 A CN104752113 A CN 104752113A CN 201510105099 A CN201510105099 A CN 201510105099A CN 104752113 A CN104752113 A CN 104752113A
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- CN
- China
- Prior art keywords
- release
- groove
- electric switch
- functor
- voltage electrical
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
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- Breakers (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention discloses an electric switch for voltage electrical appliance. The electric switch comprises a shell and an operation mechanism, changeable release function parts are arranged in the shell, a pull rod is hinged to the lower end of the operation mechanism, a shaft post is arranged in the shell, a chute matched with the shaft post is formed in the pull rod, the chute slips along the shaft post, and a first slot and a second slot clamped and matched with different release function parts are formed in the end of the pull rod. Through designing the same structure and performance characteristics of a shunt release and an under-voltage release, the shun release and under-voltage release are universal in the same operation mechanism.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, particularly relate to a kind of shell, operating mechanism can general can as the voltage electrical equipment electric switch of device for under-voltage releasing equipment or shunt release.
Background technology
At present, device for under-voltage releasing equipment and shunt release are generally structurally all independent designs, and do not utilize the general character in its structure and operating characteristics to be designed for uniformity, thus part is many, cost is high.
Single device for under-voltage releasing equipment with o-volt protection requires release can make breaker open operation assembled with it when line voltage distribution is in low pressure or decompression state or prevents from closing a floodgate; meet this requirement; the electromagnetic system of release is when no power; push rod is in the state of ejecting under the effect of mechanism's reaction spring, promotes the operating mechanism release of release.When line voltage distribution is normal, when release is in gate-dividing state, electromagnetic system push rod must be made to be in reset mode by a resetting device, make electromagnetic mechanism be in attracting state when normal power-up, for release normally closes a floodgate ready.
The quadric chain of shunt release is closed, opening operation time, need to drive moving contact to switch and contact with fixed contact, electromagnetic system electricity loop is switched on and off, realizes shunted exciter tripping function, realization simultaneously closes, disconnects the signal output of two states.
Market competition is day by day fierce, and propose cost to circuit breaker accessory low, highly versatile, reliability is high, the requirements at the higher level that modularization is good, and traditional design can not meet.
Summary of the invention
The object of this invention is to provide a kind of voltage electrical equipment electric switch, it, by adopting identical Tiebar structure, according to different release types, by the change of the position of pull bar clamping, realizes same operating mechanism and drives dissimilar release, make one shell multiplex.
The invention provides a kind of voltage electrical equipment electric switch, it comprises housing and operating mechanism, removable release functor is provided with in described housing, described operating mechanism lower end is hinged is provided with pull bar, jack-post is provided with in described housing, described pull bar is provided with the chute suitable with jack-post, and described chute coordinates along jack-post slippage, described pull bar end be provided with respectively from the first draw-in groove and second draw-in groove of different release functor snap-fit engagement.
Described release functor is shunt release functor or device for under-voltage releasing equipment functor.
Described shunt release functor comprises shunt opening trip coil, reed moving contact, fixed contact, position placed by the release that described shunt release coil is connected in housing, described reed moving contact one end is connected with binding post, its interlude is connected in the first draw-in groove, described fixed contact is symmetricly set on the upper and lower two ends of moving contact of reed moving contact, and described pull bar has primary importance and the second place that reed moving contact is contacted with lower end fixed contact that reed moving contact is contacted with upper end fixed contact.
Described device for under-voltage releasing equipment functor comprises magnetictrip, rocking arm and torsion spring, position placed by the release that described magnetictrip is connected in housing, described rocking arm coordinates with torsion spring is hinged, described one end and the press-fit of rocking arm top, its other end is connected in the second draw-in groove, and described pull bar has makes rocking arm touch the primary importance of magnetictrip push rod and make rocking arm depart from the second place of magnetictrip push rod.
Described release is placed position and is provided with two card columns.
In housing, the position corresponding with described fixed contact is provided with groove, and described fixed contact is dismountable to be arranged in groove.
The spacing of described first draw-in groove is less than the spacing of the second draw-in groove.
The beneficial effect of the invention is: by designing the same structure of shunt release and device for under-voltage releasing equipment and operating characteristics, make shunt release and device for under-voltage releasing equipment can be general in same operating mechanism, essential feature by shunt release and device for under-voltage releasing equipment is designed to modularization, by changing the mode of module and realize same housing and operating mechanism realizing different tripping functions, reduce costs, meet at present to the trend of modularization development.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention omits release functor.
Fig. 2 is the structural representation of shunt release.
Fig. 3 is the structural representation of device for under-voltage releasing equipment.
Fig. 4 is the structural representation of pull bar.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated:
As shown in Figure 1, the invention provides a kind of voltage electrical equipment electric switch, it comprises housing 1 and operating mechanism 2, removable release functor is provided with in described housing 1, described operating mechanism 2 lower end is hinged is provided with pull bar 3, jack-post 15 is provided with in described housing 1, described pull bar 3 is provided with the chute 14 suitable with jack-post 15, described chute 14 coordinates along jack-post 15 slippage, described pull bar 3 end be provided with respectively from the first draw-in groove 12 and the second draw-in groove 13 of different release functor snap-fit engagement, as shown in Figure 4.
Described operating mechanism 2 is quadric chain.
Described release functor is shunt release functor or device for under-voltage releasing equipment functor.
As shown in Figure 2, described shunt release functor comprises shunt opening trip coil 7, reed moving contact 6, fixed contact 8, position 4 placed by the release that described shunt release coil 7 is connected in housing, described reed moving contact 6 one end is connected with binding post, its interlude is connected in the first draw-in groove 12, the upper and lower two ends of moving contact that described fixed contact 6 is symmetricly set on reed moving contact 6, described pull bar 3 has primary importance and the second place that reed moving contact is contacted with lower end fixed contact that reed moving contact 6 is contacted with upper end fixed contact.
The quadric chain of shunt release is closed, opening operation time, one is made to move back and forth along a fixing jack-post 15 with the hinged pull bar 3 of quadric chain axis hole, pull bar 3 drives a reed moving contact 6 to move back and forth simultaneously, switch with two fixed contacts 6 setting up and down, realize switching on and off of electromagnetic system electricity loop, the signal simultaneously realizing closing, disconnecting two states exports.
As shown in Figure 3, described device for under-voltage releasing equipment functor comprises magnetictrip 9, rocking arm 10 and torsion spring 11, position 4 placed by the release that described magnetictrip 9 is connected in housing 1, described rocking arm 10 coordinates with torsion spring 11 is hinged, described torsion spring 11 one end and rocking arm 10 push up press-fit, its other end is connected in the second draw-in groove 13, and described pull bar 3 has makes rocking arm 10 touch the primary importance of magnetictrip push rod and make rocking arm 10 depart from the second place of magnetictrip push rod.
Pull bar 3 is hinged by axis hole with operating mechanism 2, torsion spring 11 is hinged with rocking arm 10 axis hole, when line voltage distribution is normal, when operating mechanism 2 is in gate-dividing state, operating mechanism 2 drives pull bar 3 to move upward along jack-post 15, and pull bar 3 pulls torsion spring 11 simultaneously, the rocking arm 10 making axis hole with it hinged counterclockwise rotates; rocking arm 10 promotes magnetictrip push rod and resets, and makes magnetictrip be in closure state, for device for under-voltage releasing equipment normally closes a floodgate ready.
Described release is placed position 4 and is provided with two card columns 16, described shunt release coil 7 is provided with coil rack, and the upper and lower two ends of described coil rack are provided with through hole, described through hole and card column 16 suitable, described through hole is set in card column 16, coil rack is fixed by the card column 16 that upper and lower two ends are arranged, and in like manner also there is through hole at the upper and lower two ends of described magnetictrip, and described through hole is set in card column, realize location fixing, by sheathed design, directly can change release, realize modularized design.
And be provided with rocking arm lay down location on release placement side, position 4, described rocking arm 10 is fixed on this place by rotating shaft 17, and 17 rotatable engagement around the shaft, and when adopting shunt release coil 7, directly by removing rocking arm 10, it is made not interfere with shunt release coil 7, by reed moving contact 6, magnetictrip 9, rocking arm 10, fixed contact 8 and shunt release coil 7 carry out modularization, according to the difference of the module changed, realize different functions, other structures do not need to change simultaneously, make housing can be general, reduce costs, and make to simplify the structure.
In housing 1, the position corresponding with described fixed contact 8 is provided with groove 5, and described fixed contact 8 is dismountable to be arranged in groove 5, being provided with a projection, for blocking fixed contact, preventing it from coming off in groove.
As shown in Figure 4, the spacing of described first draw-in groove 12 is less than the spacing of the second draw-in groove 13, because reed moving contact needs to be stuck in the first draw-in groove, and can not move, it is avoided to cause swinging up and down owing to vibrating, thus contact by mistake with fixed contact, spacing and the reed moving contact of described first draw-in groove are suitable, and make it maintain static, and the second draw-in groove is according to the elastic properties of torsion spring, can carry out different structures and change, therefore its spacing is designed to larger structure, make it meet different torsion springs and the design of rocking arm, realize the design of different under-voltage sizes.
Embodiment should not be considered as limitation of the present invention, but any improvement done based on spirit of the present invention, all should within protection scope of the present invention.
Claims (7)
1. a voltage electrical equipment electric switch, it comprises housing and operating mechanism, it is characterized in that: in described housing, be provided with removable release functor, described operating mechanism lower end is hinged is provided with pull bar, jack-post is provided with in described housing, described pull bar is provided with the chute suitable with jack-post, and described chute coordinates along jack-post slippage, described pull bar end be provided with respectively from the first draw-in groove and second draw-in groove of different release functor snap-fit engagement.
2. a kind of voltage electrical equipment electric switch according to claim 1, is characterized in that, described release functor is shunt release functor or device for under-voltage releasing equipment functor.
3. a kind of voltage electrical equipment electric switch according to claim 2, it is characterized in that, described shunt release functor comprises shunt opening trip coil, reed moving contact, fixed contact, position placed by the release that described shunt release coil is connected in housing, described reed moving contact one end is connected with binding post, its interlude is connected in the first draw-in groove, described fixed contact is symmetricly set on the upper and lower two ends of moving contact of reed moving contact, described pull bar has primary importance and the second place that reed moving contact is contacted with lower end fixed contact that reed moving contact is contacted with upper end fixed contact.
4. a kind of voltage electrical equipment electric switch according to claim 2, it is characterized in that, described device for under-voltage releasing equipment functor comprises magnetictrip, rocking arm and torsion spring, position placed by the release that described magnetictrip is connected in housing, described rocking arm coordinates with torsion spring is hinged, described one end and the press-fit of rocking arm top, its other end is connected in the second draw-in groove, and described pull bar has makes rocking arm touch the primary importance of magnetictrip push rod and make rocking arm depart from the second place of magnetictrip push rod.
5. a kind of voltage electrical equipment electric switch according to claim 3 or 4, is characterized in that, described release is placed position and is provided with two card columns.
6. a kind of voltage electrical equipment electric switch according to claim 3, is characterized in that, in housing, the position corresponding with described fixed contact is provided with groove, and described fixed contact is dismountable to be arranged in groove.
7. a kind of voltage electrical equipment electric switch according to claim 1, is characterized in that, the spacing of described first draw-in groove is less than the spacing of the second draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105099.6A CN104752113B (en) | 2015-03-11 | 2015-03-11 | Electric switch for voltage electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105099.6A CN104752113B (en) | 2015-03-11 | 2015-03-11 | Electric switch for voltage electrical appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104752113A true CN104752113A (en) | 2015-07-01 |
| CN104752113B CN104752113B (en) | 2017-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510105099.6A Active CN104752113B (en) | 2015-03-11 | 2015-03-11 | Electric switch for voltage electrical appliance |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2587829A1 (en) * | 1985-09-20 | 1987-03-27 | Telemecanique Electrique | ELASTIC SWING PROTECTION SWITCH |
| CN101540244A (en) * | 2008-03-21 | 2009-09-23 | 浙江加西亚电子电器有限公司 | Tripping device |
| CN201576639U (en) * | 2009-11-30 | 2010-09-08 | 上海永继电气有限公司 | Multifunctional breaker accessory |
| CN201838531U (en) * | 2010-11-05 | 2011-05-18 | 浙江天正电气股份有限公司 | Synchronous auxiliary contact |
| CN201956297U (en) * | 2011-04-12 | 2011-08-31 | 浙江天正电气股份有限公司 | Over/under-voltage tripper mountable on two sides |
| CN103165353A (en) * | 2013-03-01 | 2013-06-19 | 上海电器科学研究院 | Emergency latching device for low-voltage circuit breaker |
| CN204241889U (en) * | 2014-10-24 | 2015-04-01 | 成都千嘉科技有限公司 | A kind of low-power consumption spread spectrum short-distance wireless RTU |
-
2015
- 2015-03-11 CN CN201510105099.6A patent/CN104752113B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2587829A1 (en) * | 1985-09-20 | 1987-03-27 | Telemecanique Electrique | ELASTIC SWING PROTECTION SWITCH |
| CN101540244A (en) * | 2008-03-21 | 2009-09-23 | 浙江加西亚电子电器有限公司 | Tripping device |
| CN201576639U (en) * | 2009-11-30 | 2010-09-08 | 上海永继电气有限公司 | Multifunctional breaker accessory |
| CN201838531U (en) * | 2010-11-05 | 2011-05-18 | 浙江天正电气股份有限公司 | Synchronous auxiliary contact |
| CN201956297U (en) * | 2011-04-12 | 2011-08-31 | 浙江天正电气股份有限公司 | Over/under-voltage tripper mountable on two sides |
| CN103165353A (en) * | 2013-03-01 | 2013-06-19 | 上海电器科学研究院 | Emergency latching device for low-voltage circuit breaker |
| CN204241889U (en) * | 2014-10-24 | 2015-04-01 | 成都千嘉科技有限公司 | A kind of low-power consumption spread spectrum short-distance wireless RTU |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104752113B (en) | 2017-05-17 |
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