CN104752113B - Electric switch for voltage electrical appliance - Google Patents
Electric switch for voltage electrical appliance Download PDFInfo
- Publication number
- CN104752113B CN104752113B CN201510105099.6A CN201510105099A CN104752113B CN 104752113 B CN104752113 B CN 104752113B CN 201510105099 A CN201510105099 A CN 201510105099A CN 104752113 B CN104752113 B CN 104752113B
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- CN
- China
- Prior art keywords
- groove
- release
- electric switch
- draw
- housing
- 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, more particularly to a kind of shell, operating mechanism are generally applicable can be used as undervoltage tripping
The voltage electrical equipment electric switch of device or shunt release.
Background technology
At present, device for under-voltage releasing equipment and shunt release are typically all in structure individually designed mode, are not had using its knot
Structure is designed for uniformity with the general character in acting characteristic, so as to part is more, high cost.
Single device for under-voltage releasing equipment with o-volt protection requires electrical apparatus release energy in low pressure or decompression state at line voltage distribution
Make the breaker open operation of assembly therewith or prevent from closing a floodgate, to meet this requirement, the electromagnetic system of electrical apparatus release is pushed up in no power
Bar is in ejection state in the presence of mechanism's reaction spring, promotes the operating mechanism electrical apparatus release of electrical apparatus release.When line electricity positive pressure
Often, when electrical apparatus release is in gate-dividing state, it is necessary to make electromagnetic system push rod in reset state by a resetting-mechanism, make electromagnetic motor
Structure is in attracting state in normal power-up, and it is ready to be that electrical apparatus release normally closes a floodgate.
When quadric chain closure, the opening operation of shunt release, need to drive moving contact switching to contact with static contact,
Electromagnetic system electrical circuit is switched on and off, shunted exciter tripping function is realized, while realizing that the signal for closing, disconnecting two states is defeated
Go out.
The market competition is increasingly fierce, and low cost is proposed to circuit breaker accessory, and highly versatile, reliability is high, and modularity is good
Requirements at the higher level, traditional design can not meet.
The content of the invention
It is an object of the invention to provide a kind of voltage electrical equipment electric switch, it passes through using identical Tiebar structure, according to difference
Electrical apparatus release type, by the change of the position of pull bar clamping, realize that same operating mechanism drives different types of electrical apparatus release, make
One shell is multiplex.
The invention provides a kind of voltage electrical equipment electric switch, it includes housing and operating mechanism, is provided with the housing
Removable electrical apparatus release functor, the operating mechanism lower end is hinged and is provided with pull bar, and jack-post, the pull bar are provided with the housing
The chute being adapted with jack-post is provided with, the chute coordinates along jack-post sliding, the pull bar end is provided with de- from different respectively
The first draw-in groove and the second draw-in groove that button device functor is engaged by clamping.
The electrical apparatus release functor is shunt release functor or device for under-voltage releasing equipment functor.
The shunt release functor includes shunt opening trip coil, reed moving contact, static contact, the shunt release
Coil is connected to the electrical apparatus release in housing and places position, and described reed moving contact one end is connected with binding post, its interlude clamping
In the first draw-in groove, the static contact is symmetricly set on the moving contact upper and lower ends of reed moving contact, and the pull bar has makes spring
First position that piece moving contact is contacted with upper end static contact and make the second position that reed moving contact contacts with lower end static contact.
The device for under-voltage releasing equipment functor includes magnetictrip, rocking arm and torsion spring, and the magnetictrip is connected to
Electrical apparatus release in housing places position, and the rocking arm is hinged cooperation with torsion spring, and the one end coordinates with rocking arm top pressure, and its is another
End is connected in the second draw-in groove, and the pull bar has to be made rocking arm touch the first position of magnetictrip push rod and depart from rocking arm
The second position of magnetictrip push rod.
The electrical apparatus release places position and is provided with two card columns.
The position corresponding with the static contact is provided with groove in housing, and the static contact is detachably arranged in groove
It is interior.
The spacing for being smaller than the second draw-in groove of first draw-in groove.
The beneficial effect of the invention is：By entering to shunt release structure identical with device for under-voltage releasing equipment and acting characteristic
Row design so that shunt release and device for under-voltage releasing equipment shunt release and can will be owed with general in same operating mechanism
The essential feature of pressure electrical apparatus release is designed as modularity, realizes that same housing and operating mechanism are realized by way of replacing module
Different tripping functions, reduces cost is met at present to the trend of modular development.
Description of the drawings
Fig. 1 is the structural representation that the present invention omits electrical apparatus 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.
Specific embodiment
Below in conjunction with the accompanying drawings 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 includes housing 1 and operating mechanism 2, institute
State in housing 1 and be provided with removable electrical apparatus release functor, the lower end of the operating mechanism 2 is hinged and is provided with pull bar 3, in the housing 1
Jack-post 15 is provided with, the pull bar 3 is provided with the chute 14 being adapted with jack-post 15, and the chute 14 coordinates along the sliding of jack-post 15,
The end of the pull bar 3 is provided with the first draw-in groove 12 and the second draw-in groove 13 being engaged by clamping from different electrical apparatus release functors respectively, such as Fig. 4
It is shown.
The operating mechanism 2 is quadric chain.
The electrical apparatus release functor is shunt release functor or device for under-voltage releasing equipment functor.
As shown in Fig. 2 the shunt release functor includes shunt opening trip coil 7, reed moving contact 6, static contact 8,
The shunt release coil 7 is connected to the electrical apparatus release in housing and places position 4, described one end of reed moving contact 6 and binding post
Connection, its interlude is connected in the first draw-in groove 12, and the moving contact that the static contact 6 is symmetricly set on reed moving contact 6 is upper and lower
Two ends, the pull bar 3 has the first position for making reed moving contact 6 contact with upper end static contact and makes reed moving contact and lower end
The second position of static contact contact.
When quadric chain closure, the opening operation of shunt release, a pull bar 3 being hinged with quadric chain axis hole is made
Move back and forth along a jack-post 15 fixed, while pull bar 3 drives a reed moving contact 6 to move back and forth, it is quiet with setting up and down two
Contact 6 switches, and realizes switching on and off for electromagnetic system electrical circuit, while realizing closure, disconnecting the signal output of two states.
As shown in figure 3, the device for under-voltage releasing equipment functor includes magnetictrip 9, rocking arm 10 and torsion spring 11, the electricity
Magnetic release 9 is connected to the electrical apparatus release in housing 1 and places position 4, and the rocking arm 10 is hinged cooperation, the torsion spring 11 1 with torsion spring 11
End coordinates with the top pressure of rocking arm 10, and its other end is connected in the second draw-in groove 13, and the pull bar 3 is de- with making rocking arm 10 touch electromagnetism
The first position of button device push rod and the second position for making rocking arm 10 depart from magnetictrip push rod.
Pull bar 3 is hinged with operating mechanism 2 by axis hole, and torsion spring 11 is hinged with the axis hole of rocking arm 10, when line voltage distribution is normal, is grasped
Make mechanism 2 in gate-dividing state when, operating mechanism 2 drive pull bar 3 move upwards along jack-post 15, while pull bar 3 pull torsion spring 11,
The rotate in an anti-clockwise direction of rocking arm 10 that axis hole therewith is hinged, rocking arm 10 is set to promote magnetictrip push rod to reset, make electromagnetic trip
Device is in closure state, and it is ready to be that device for under-voltage releasing equipment normally closes a floodgate.
The electrical apparatus release places position 4 and is provided with two card columns 16, and the shunt release coil 7 is provided with coil rack, described
Coil rack upper and lower ends are provided with through hole, and the through hole is adapted with card column 16, and the through hole is set in card column 16, and upper and lower two
The card column 16 that end is arranged fixes coil rack, and in the same manner the magnetictrip upper and lower ends also have through hole, and the through hole is arranged
In card column, realize that positioning is fixed, by the design being arranged, directly electrical apparatus release can be changed, realize modularized design.
And place the side of position 4 in electrical apparatus release and be provided with rocking arm lay down location, the rocking arm 10 is fixed in this place by rotating shaft 17, and
And 17 rotatable engagement around the shaft, and when using shunt release coil 7, directly by removing rocking arm 10 so as to not with shunt opening
Trip coil 7 is interfered, will reed moving contact 6, magnetictrip 9, rocking arm 10, static contact 8 and shunt release coil 7
Modularity is carried out, according to the difference of the module changed, different functions is realized, while other structures need not be changed, is made
Housing with general, reduces cost, and can make to simplify the structure.
The position corresponding with the static contact 8 is provided with groove 5 in housing 1, and the static contact 8 is detachably arranged in recessed
In groove 5, a projection is provided with groove, for blocking static contact, prevents it from coming off.
As shown in figure 4, the spacing for being smaller than the second draw-in groove 13 of first draw-in groove 12, because reed moving contact needs
Be stuck in the first draw-in groove, and can not move, it is to avoid its due to vibration cause to swing up and down, so as to static contact misconnection
Touch, the spacing of first draw-in groove is adapted with reed moving contact, and maintains static it, and the second draw-in groove is according to the bullet of torsion spring
Power property, can carry out different structures and change, therefore its spacing is designed as larger structure so as to meet different torsion springs with
And the design of rocking arm, realize the design of different under-voltage sizes.
Embodiment is not construed as limitation of the present invention, but any spiritual improvements introduced based on the present invention, all should be
Within protection scope of the present invention.
Claims (6)
1. a kind of voltage electrical equipment electric switch, it includes housing and operating mechanism, it is characterised in that：Being provided with the housing can be more
The electrical apparatus release functor for changing, the operating mechanism lower end is hinged and is provided with pull bar, and jack-post is provided with the housing, sets on the pull bar
There is the chute being adapted with jack-post, the chute coordinates along jack-post sliding, and the pull bar end is provided with and shunt release function
The first draw-in groove and the second draw-in groove with the clamping engagement of device for under-voltage releasing equipment functor that part is engaged by clamping.
2. a kind of voltage electrical equipment electric switch according to claim 1, it is characterised in that the shunt release functor bag
Shunt opening trip coil, reed moving contact, static contact are included, the shunt opening trip coil is connected to the electrical apparatus release in housing and places position,
Described reed moving contact one end is connected with binding post, and its interlude is connected in the first draw-in groove, and the static contact is symmetrical arranged
In the moving contact upper and lower ends of reed moving contact, the pull bar has make reed moving contact contact with upper end static contact first
The second position for putting and making reed moving contact to contact with lower end static contact.
3. a kind of voltage electrical equipment electric switch according to claim 1, it is characterised in that the device for under-voltage releasing equipment functor bag
Include magnetictrip, rocking arm and torsion spring, the magnetictrip is connected to the electrical apparatus release in housing and places position, the rocking arm with
Torsion spring is hinged cooperation, and the one end coordinates with rocking arm top pressure, and its other end is connected in the second draw-in groove, and the pull bar has
Make rocking arm touch the first position of magnetictrip push rod and make rocking arm depart from the second position of magnetictrip push rod.
4. a kind of voltage electrical equipment electric switch according to Claims 2 or 3, it is characterised in that the electrical apparatus release is placed position and set
There are two card columns.
5. a kind of voltage electrical equipment electric switch according to claim 2, it is characterised in that relative with the static contact in housing
The position answered is provided with groove, and the static contact is detachably arranged in groove.
6. a kind of voltage electrical equipment electric switch according to claim 1, it is characterised in that first draw-in groove is smaller 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 CN104752113A (en) | 2015-07-01 |
| CN104752113B true CN104752113B (en) | 2017-05-17 |
Family
ID=53591639
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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104752113B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2587829B1 (en) * | 1985-09-20 | 1993-05-07 | Telemecanique Electrique | PROTECTION SWITCH WITH ELASTIC ROD |
| CN101540244B (en) * | 2008-03-21 | 2013-05-29 | 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
Also Published As
| Publication number | Publication date |
|---|---|
| CN104752113A (en) | 2015-07-01 |
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