CN106206133B - Electromagnetic switch with multiple switch gear - Google Patents
Electromagnetic switch with multiple switch gear Download PDFInfo
- Publication number
- CN106206133B CN106206133B CN201610820333.8A CN201610820333A CN106206133B CN 106206133 B CN106206133 B CN 106206133B CN 201610820333 A CN201610820333 A CN 201610820333A CN 106206133 B CN106206133 B CN 106206133B
- Authority
- CN
- China
- Prior art keywords
- contact
- drive link
- movable core
- rotating shaft
- movable
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Push-Button Switches (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
Electromagnetic switch with multiple switch gear, it includes：Contact mechanism, the contact mechanism include movable contact and the fixed contact therefor with public contact and multiple stepping contacts；Rotating mechanism is indexed, the indexing rotating mechanism includes rotating shaft, retaining spring and the drive ring being sheathed in rotating shaft；Transmission mechanism, the transmission mechanism include the first drive link and the second drive link；Calutron with magnet exciting coil and movable core；Back-moving spring；Wherein, drive ring and the dynamic connection of the second drive link, movable contact are connected with rotating shaft, and movable core is connected with the first drive link, and movable core often carries out a reciprocating motion back and forth relative to magnet exciting coil, and movable contact is all with the certain angle of axis of rotation.Apparatus of the present invention can be arranged at a distance, to realize the remote control of the devices such as speed governing.
Description
The application is the applying date on January 29th, 2014, Application No. 201410042794.8, entitled " had
The divisional application of the patent application of the electromagnetic switch of multiple switch gear ".
Technical field
The present invention relates to a kind of electromagnetic switch, more particularly to a kind of electromagnetic switch with multiple switch gear.
Background technology
In the electromagnetic switch of such as electromagnetic relay or electromagnetic contactor etc, electromagnetic switch is generally included with excitation
The calutron of coil and movable core and the contact mechanism with fixed contact therefor and movable contact, the movable core by
Magnetic force caused by the magnet exciting coil is driven, and successively switches on and off the electric current in magnet exciting coil, can make movable core
A reciprocating motion back and forth is carried out relative to magnet exciting coil, this kind is moved back and forth to promote and connect by movable contact and fixation
The contact mechanism that contact element is formed is from closure state to open mode or from open mode to closure state.
Existing electromagnetic switch can be used for the gear generally only one of turn-on current, and its use is subject to certain restrictions,
Therefore research and development has the electromagnetic switch of multiple switch gear, has certain practical value.
The content of the invention
The invention aims to provide a kind of electromagnetic switch with multiple switch gear.
In order to realize the purpose of the present invention, the invention provides a kind of electromagnetic switch, this kind has multiple switch gear
Electromagnetic switch, it is characterised in that it includes：Contact mechanism, the contact mechanism include movable contact and fixed contact therefor, institute
Stating fixed contact therefor includes a public contact and multiple stepping contacts；Index rotating mechanism, the indexing rotating mechanism
Including rotating shaft and the drive ring being sheathed in the rotating shaft, the rotating shaft is fixed with the movable contact；Calutron, it is described
Calutron includes magnet exciting coil and movable core；Transmission mechanism, the transmission mechanism respectively with the movable core and described
Drive ring connects；Back-moving spring；Wherein, the movable core can move back and forth relative to the magnet exciting coil, described
Movable core often carries out a reciprocating motion back and forth, and the movable contact is all with the certain angle of the axis of rotation.
This kind has the electromagnetic switch of multiple switch gear by the electromagnetic action of calutron, makes and indexing rotating mechanism
The movable contact of connection carries out indexing rotation, and the movable contact that the indexing rotates is with having a public contact and multiple
The fixed contact therefor of stepping contact is coordinated, to realize that more driving switch of electromagnetic switch operate.This kind has multiple open
The electromagnetic switch of gear is closed, the distant place that human hand can not contact can be arranged on, just can be real by connection and interruption of power supply electric current
Cyclic switching or operation between the more gears now switched, be advantageous to the remote control of the devices such as speed governing.
Preferably, the second transmission that the transmission mechanism includes the first drive link and is connected with first drive rod rotation
Bar.
Preferably, the electromagnetic switch with multiple switch gear also includes shell, and the transmission mechanism includes first
Drive link and the second drive link, one end of first drive link are rotatablely connected with the shell, first drive link it is another
One end and one end of second drive link are rotatablely connected, and the other end of second drive link rotates with the drive ring to be connected
Connect, the movable core is connected with first drive rod rotation.
Connection of the junction of the movable core and first drive link to the shell and first drive link
The distance at place is the first distance, the junction of second drive link and first drive link to the shell and described first
The distance of the junction of drive link is second distance, and the second distance is preferably more than first distance.
In calutron, ultimate range that movable core moves back and forth relative to magnet exciting coil and calutron
Driving force is closely related, and its reciprocating ultimate range is smaller, and required driving force is also smaller, such as by DC driven
Calutron in, driving force about square is inversely proportional with its ultimate range, and drive ring usually require to move it is larger away from
From can just make movable contact turn over required angle with rotating shaft, the second distance is set to be more than first distance, favorably
In the driving force of reduction electromagnetic switch, and improve the reliability of electromagnetic switch.
Preferably, the second distance is not less than the 130% of first distance；It is highly preferred that the second distance is not small
In the 150% of first distance.
The indexing rotating mechanism can include retaining spring；The rotating shaft can include ratchet.Preferably, the rotating shaft
Also include locating slot and ratchet, the indexing rotating mechanism includes ball, and the ball is arranged on the end of retaining spring and can
It is caught in locating slot.So be advantageous to index the activity orientation of rotating mechanism, and advantageously reduce its indexing and rotate required drive
Power.
In a preferred embodiment, the drive ring includes the dop that may be stuck in ratchet, and the rotating shaft includes locating slot
And ratchet, the indexing rotating mechanism include retaining spring and ball, the ball is arranged on the end of retaining spring and cocker
Enter in locating slot.
The fixed contact therefor can include insulation board, the public contact and stepping contact all with the insulation board
It is fixed.
The back-moving spring can be connected with movable core, can also be connected with drive ring.In a preferred embodiment
In, one end of back-moving spring and cage connection, the other end of back-moving spring are connected with drive ring.
The quantity of the ratchet is usually located between 4 to 10, is preferably located between 4 to 8；The locating slot
Quantity is usually located between 4 to 10, is preferably located between 4 to 8.
Brief description of the drawings
Fig. 1 is the structural representation of the electromagnetic switch with multiple switch gear of the present invention.
Fig. 2 is the perspective exploded view of the indexing rotating mechanism in Fig. 1.
Embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing.
With reference to figure 1 and Fig. 2, the electromagnetic switch with multiple switch gear of the invention includes shell 11, contact mechanism, divided
Spend rotating mechanism, transmission mechanism, calutron and back-moving spring 14, wherein, contact mechanism, indexing rotating mechanism, transmission mechanism,
Calutron and back-moving spring 14 are all located in shell 11.Electric connecting terminals are provided with shell 11（It is not drawn into figure）,
Shell 11 is preferably formed by plastics.
Contact mechanism includes movable contact 22 and fixed contact therefor 23, and fixed contact therefor 23 includes annular insulation board
235 and the public contact 230 and four stepping contacts 231,232,233,234 that are fixed on annular insulation board 235, its
In, public contact 230 and four stepping contacts 231,232,233,234 are all formed by metal material.
Indexing rotating mechanism includes rotating shaft 25, retaining spring 24, ball 27 and the drive ring 17 being sheathed in rotating shaft 25, turns
Axle 25 includes locating slot 251 and ratchet 252, and drive ring 17 includes dop 172 and through hole 171, and ball 27 is arranged on retaining spring
24 end is simultaneously caught in locating slot 251, and the dop 172 of drive ring 17 is stuck in ratchet 252, retaining spring 24 be arranged on outside
In the sleeve pipe 111 that shell 11 is fixed, one end of retaining spring 24 is connected with shell 11.
Transmission mechanism includes the first drive link 15 and the second drive link 16；One end of first drive link 15 by rotating shaft 18 with
Shell 11 is rotatablely connected, and the other end of the first drive link 15 is rotatablely connected by one end of the drive link 16 of rotating shaft 20 and second, the
The other end of two drive links 16 is rotatablely connected by rotating shaft 21 and drive ring 17.
Calutron include coiling framework 28, the magnet exciting coil 12 on coiling framework 28, with the phase of coiling framework 28
The fixed iron core 13 and movable core 26 of contact, the upper end of movable core 26 is rotated by the drive link 15 of rotating shaft 19 and first to be connected
Connect.
Back-moving spring 14, the upper end of back-moving spring 14 and movable iron are provided with the centrally located cavity of coiling framework 28
The lower end connection of the heart 26, the lower end of back-moving spring 14 is connected with fixed iron core 13, to be provided generally upwards for movable core 26
Elastic force, the elastic force suffered by movable core 26 can pass to drive ring 17 by transmission mechanism, so that drive ring 17 resets.
In the present embodiment, the junction of the second drive link 16 and the first drive link 15 about can to the distance of rotating shaft 18
2 times to the distance of rotating shaft 18 of the junction of the dynamic drive link 15 of iron core 26 and first.So, movable contact 22 is realized from one
The distance that movable core 26 required for gear switch to the indexing rotation of another gear is moved can greatly reduce, you can
Effectively to reduce adhesive distance of the movable core 26 in calutron, be advantageous to improve the reliability of electromagnetic switch.
When magnet exciting coil 12 does not have input current, movable contact 22 makes the public contact with fixed contact therefor 23
230 connect with a certain stepping contact, i.e., the electromagnetic switch is in a certain switch position；As magnet exciting coil 12 does not have input current
When, movable contact 22 is in the position shown in Fig. 1, and at this moment movable contact 22 makes the public contact of fixed contact therefor 23
230 connect with stepping contact 233.
Then the electric current connected in the magnet exciting coil 12 shown in Fig. 1, magnetic force drives caused by the electric current in magnet exciting coil 12
Dynamic movable core 26 moves downward, by drive ring 17 passes through the transmission that is made up of the first drive link 15 and the second drive link 16
Mechanism is connected with movable core 26, and moving downward for movable core 26 can drive drive ring 17 to be rotated with rotating shaft 25, its turn
Dynamic direction is the rotation direction ω shown in Fig. 1, and movable contact 22 is fixedly connected with rotating shaft 25, the rotation of such rotating shaft 25
Movable contact 22 will be driven, and also in rotational direction ω rotates certain angle, makes the public contact 230 of fixed contact therefor 23
Connected with stepping contact 234, that is, realize the switching of switch position.
Then the electric current in magnet exciting coil 12 is interrupted, at this moment due to losing magnetic force caused by electric current, movable core 26 exists
Moved upwards in the presence of back-moving spring 14, and the transmission mechanism by being made up of the first drive link 15 and the second drive link 16
Drive ring 17 is promoted to be returned to the position shown in Fig. 1, because the ratchet 252 of rotating shaft 25 has directionality, drive ring 17 and ratchet
252 are engaged, and can make drive ring 17 when the reverse direction along rotation direction ω is returned to the position shown in Fig. 1, can't
Rotating shaft 25 and movable contact 22 is driven to also return to the position shown in Fig. 1.
In a word, the electric current in magnet exciting coil is successively connected and interrupted, movable contact can be made with the certain angle of axis of rotation
Degree, makes electromagnetic switch be switched to another switch position from a switch position.Easily find, constantly connect and interrupt excitation wire
Electric current in circle, 22 circulating contact of movable contact, four stepping contacts 231,232,233,234 can be made, to realize that electromagnetism is opened
Cycling switch work between the multiple gears closed.In the present embodiment, it is rotation that movable contact 22, which circulates the direction detoured,
Direction ω.
Special instruction is needed exist for, there is this kind the electromagnetic switch of multiple switch gear can be not provided with special break
Open gear.
While there has been shown and described that preferable embodiments of the invention are presently considered to be, but it will be apparent that this area
Technical staff can carry out various changes and improvement, the scope of the present invention limited without departing from appended claims.
Claims (3)
1. a kind of electromagnetic switch with multiple switch gear, it is characterised in that the electromagnetism with multiple switch gear is opened
Pass includes：Contact mechanism, the contact mechanism include movable contact and fixed contact therefor, and the fixed contact therefor includes one
Public contact and multiple stepping contacts；Rotating mechanism is indexed, the indexing rotating mechanism includes rotating shaft and is sheathed on described
Drive ring in rotating shaft, the rotating shaft are fixed with the movable contact；Calutron, the calutron include magnet exciting coil
And movable core；Transmission mechanism, the transmission mechanism are connected with the movable core and the drive ring respectively；Back-moving spring；
Wherein, the movable core can be moved back and forth relative to the magnet exciting coil, and the movable core, which often carries out one, to be come
The reciprocating motion returned, the movable contact are described with multiple switch gear all with the certain angle of the axis of rotation
Electromagnetic switch also includes shell, and the transmission mechanism includes the first drive link and the second drive link, and the one of first drive link
End is rotatablely connected with the shell, and one end of the other end of first drive link and second drive link is rotatablely connected, institute
The other end and the drive ring for stating the second drive link are rotatablely connected, and the movable core connects with first drive rod rotation
Connect, the rotating shaft also includes locating slot and ratchet, and the indexing rotating mechanism also includes retaining spring and ball, and the ball is set
Put in the end of the retaining spring and can be caught in the locating slot, the drive ring also includes may be stuck in the ratchet
Dop.
2. there is the electromagnetic switch of multiple switch gear as claimed in claim 1, it is characterised in that the back-moving spring and institute
State movable core connection.
3. there is the electromagnetic switch of multiple switch gear as claimed in claim 1, it is characterised in that the back-moving spring and institute
State drive ring connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610820333.8A CN106206133B (en) | 2014-01-29 | 2014-01-29 | Electromagnetic switch with multiple switch gear |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610820333.8A CN106206133B (en) | 2014-01-29 | 2014-01-29 | Electromagnetic switch with multiple switch gear |
| CN201410042794.8A CN104810185B (en) | 2014-01-29 | 2014-01-29 | An electromagnetic switch having a plurality of switch gears |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410042794.8A Division CN104810185B (en) | 2014-01-29 | 2014-01-29 | An electromagnetic switch having a plurality of switch gears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106206133A CN106206133A (en) | 2016-12-07 |
| CN106206133B true CN106206133B (en) | 2018-02-16 |
Family
ID=53694942
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410042794.8A Expired - Fee Related CN104810185B (en) | 2014-01-29 | 2014-01-29 | An electromagnetic switch having a plurality of switch gears |
| CN201610820333.8A Expired - Fee Related CN106206133B (en) | 2014-01-29 | 2014-01-29 | Electromagnetic switch with multiple switch gear |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410042794.8A Expired - Fee Related CN104810185B (en) | 2014-01-29 | 2014-01-29 | An electromagnetic switch having a plurality of switch gears |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104810185B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591258A (en) * | 2017-10-25 | 2018-01-16 | 邓长春 | Electromagnetic switch and its application method |
| CN107731576A (en) * | 2017-10-25 | 2018-02-23 | 邓长春 | Can single line manipulation electromagnetic type self-lock switch device mode of connection |
| CN109961969B (en) * | 2017-12-26 | 2023-03-24 | Abb瑞士股份有限公司 | Device and switch comprising the device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2760892B1 (en) * | 1997-03-17 | 1999-05-21 | Claude Bonnet | BI-STABLE BATTERY SWITCH WITH MECHANICAL LOCK |
| TW450465U (en) * | 1999-02-25 | 2001-08-11 | You Tsung Mou | Multi-level switch with automatic switch-off |
| CN2480976Y (en) * | 2001-05-11 | 2002-03-06 | 陆炳荣 | Relay |
| US6943655B1 (en) * | 2004-02-27 | 2005-09-13 | Trombetta, Llc | Direct current contactor assembly |
| CN201788870U (en) * | 2010-09-10 | 2011-04-06 | 宁波嘉林电子有限公司 | Multi-gear motor rotary switch |
| CN202423093U (en) * | 2011-12-16 | 2012-09-05 | 上海航空电器有限公司 | Switching mechanism pressed by rotating band |
| CN202473698U (en) * | 2012-02-02 | 2012-10-03 | 江门市竞晖电器实业有限公司 | Multi-gear mechanical control switch |
| CN203706984U (en) * | 2014-01-29 | 2014-07-09 | 任文华 | Electromagnetic switch with a plurality of switch levels |
-
2014
- 2014-01-29 CN CN201410042794.8A patent/CN104810185B/en not_active Expired - Fee Related
- 2014-01-29 CN CN201610820333.8A patent/CN106206133B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN106206133A (en) | 2016-12-07 |
| CN104810185B (en) | 2017-01-11 |
| CN104810185A (en) | 2015-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180110 Address after: Hangzhou City, Zhejiang Province Road 310053 No. 555 in Zhejiang police academy building room 415 Applicant after: Ren Wenhua Address before: 310052 room 2, unit 3, building 1402, benevolence garden, Hangzhou, Binjiang District, Zhejiang Applicant before: Xu Jiqiong |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20190129 |