CN205542622U - Magnetic latching relay for synchro switch - Google Patents
Magnetic latching relay for synchro switch Download PDFInfo
- Publication number
- CN205542622U CN205542622U CN201620203910.4U CN201620203910U CN205542622U CN 205542622 U CN205542622 U CN 205542622U CN 201620203910 U CN201620203910 U CN 201620203910U CN 205542622 U CN205542622 U CN 205542622U
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- reed
- moving
- synchro switch
- magnetic latching
- latching relay
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Abstract
The utility model discloses a magnetic latching relay for synchro switch, including the relay base, install the still subassembly in the relay base and contact the moving plate subassembly of being connected with the still subassembly. The moving plate subassembly includes: moving plate, promotion card and the reed of moving, the one end and the moving plate fixed connection of the reed of moving, the other end of the reed of moving is moved by the promotion cassette tape and to carry out reciprocating motion. Seted up the location on the moving plate and led to the groove, promoted the card and install on the location leads to the groove. The promotion card is equipped with the location bayonet socket including link and driving terminal on the link, driving terminal has offered and has promoted to lead to the groove, and the promotion cartoon is crossed the location bayonet socket and is connected with the reed of moving. Moving and being equipped with the movable contact on the reed, the movable contact is located and is close to the reed of moving and carries out reciprocating motion's no. 1 and serve. The utility model discloses a magnetic latching relay for synchro switch can reduce the time that actuation time and actuation are rebounded to improve actuation time's uniformity, messenger's relay satisfies the requirement of synchro switch performance.
Description
Technical field
This utility model relates to relay technical field, particularly relates to a kind of synchro switch magnetic and keeps relay
Device.
Background technology
The principle of synchro switch is to carry out switching before the zero crossing of alternating current, makes connecing of magnetic latching relay
Point closed just in the moment of voltage over zero, it is achieved the no-flashy-flow of capacitor puts into；Zero crossing at electric current
Premature excision magnetic latching relay before, makes magnetic latching relay just disconnect at current zero-crossing point, it is achieved electricity
Excising without electric arc of container.
Magnetic latching relay is mainly manifested in two aspects to the impact of synchro switch performance: 1, in the closing of contact
During, owing to contact spacing constantly reduces to such an extent as to dielectric strength is not enough, produce arc through phenomenon, i.e.
Electric arc pre-burning phenomenon；2, during contact disconnects, contact distance the most do not increase to enough dielectric strengths and
Generation electric arc rekindles, i.e. arc reignition phenomenon.Electric arc pre-burning causes leading of circuit with arc reignition phenomenon
Logical inconsistent with the Mechanical Contact state of cut-out and contact, the performance of strong influence synchro switch.
Tradition magnetic latching relay from issue a signal to action put in place need the time delay of several milliseconds to tens milliseconds time
Between, in order to the safety action time meets requirement, use of the relay of existing manufacturer production reduces relay magnetic more
The magnetic force of steel and shortening actuating of relay stroke achieve the goal.Magnetic latching relay needs certain contact pressure
Power guarantee contact is stable, and the magnetic force reducing relay magnet steel then can reduce contact force, in work
As time have and pushed open armature component by electromagnetic repulsion force, cause relay contact wrong diagnosis to be opened, arcing burns contact, makes
Relay complete failure.And the method shortening relay stroke, or reduce the spacing between contact, reduce
Dielectric strength；Just it is reduction of the drop between contact, affects the life-span of relay.
Utility model content
The purpose of this utility model is to overcome weak point of the prior art, it is provided that a kind of synchro switch magnetic
Guard relay, reduces relay actuation time and adhesive rebound, thus it is consistent to increase relay actuation time
Property, make relay meet synchro switch performance requirement.
The purpose of this utility model is achieved through the following technical solutions:
A kind of synchro switch magnetic latching relay, including relay base, installs in described relay base
There are still assembly and the moving plate assembly being connected with described still component touch；
Described moving plate assembly includes: moving plate, push card and reed of moving, described in move one end of reed and institute
State that moving plate is fixing to be connected, described in the move other end of reed driven can be moved back and forth by described push card；
Offering location groove on described moving plate, described push card is installed on the groove of described location；
Described push card includes connecting end and promote-side, and described connection end is provided with limited bayonet, described promotion
End offers promotion groove, and described push card is connected with described reed of moving by described limited bayonet；
Described reed of moving is provided with movable contact, described movable contact be provided close to described in reed of moving carry out back and forth
On one end of motion.
As a kind of preferred version of the present utility model, described in reed of moving include the most overlapped setting
First spring leaf, the second spring leaf and the 3rd spring leaf, a surface of described 3rd spring leaf and described moving plate
Cooperate contact.
As a kind of preferred version of the present utility model, in described first spring leaf and described second spring leaf
Portion is bending-type structure, and described 3rd spring leaf is straight slice structure.
As a kind of preferred version of the present utility model, described 3rd spring leaf is provided with shell fragment and fixes bending angle
And shell fragment extruding flanging, described shell fragment is fixed bending angle and is located at described 3rd spring with described shell fragment extruding flanging
On one end that sheet moves back and forth.
As a kind of preferred version of the present utility model, described 3rd spring leaf fixes bending by described shell fragment
Angle is connected with described push card, and described shell fragment extruding flanging is near the surface of described moving plate, and described shell fragment is fixed
Bending angle is identical with the knuckle direction of described shell fragment extruding flanging.
As a kind of preferred version of the present utility model, described still assembly includes still and is located at described still
On stationary contact, described stationary contact contacts connection with described movable contact.
As a kind of preferred version of the present utility model, be also equipped with in described relay base electromagnetic assembly and
Permanent-magnet component.
As a kind of preferred version of the present utility model, described electromagnetic assembly includes: the first yoke, the second yoke
Ferrum and be located at the coil between described first yoke and described second yoke.
As a kind of preferred version of the present utility model, described permanent-magnet component includes that fixed mount and rotation are installed on
Permanent-magnet steel on described fixed mount, described push card is by described promotion groove and described permanent-magnet steel drive connection.
Compared with prior art, this utility model has the advantage that
1, snap-in by push card and reed of moving of synchro switch magnetic latching relay of the present utility model
Design so that reed of moving locates relatively fixed position all the time with push card, makes push card action consistency carry
Height, thus improve the concordance of synchro switch magnetic latching relay movement time.
2, the synchro switch magnetic latching relay of the present utility model shell fragment extruding flanging by the 3rd spring leaf
Effect, add synchro switch magnetic latching relay and be in elastic force suffered during open position, thus carry
The high speed of adhesive response.
3, the reed of moving of synchro switch magnetic latching relay of the present utility model uses three shell fragments and promotion
The design that card coordinates so that the stationary contact resistance suffered when contacting resilience with movable contact is greatly improved, and makes
Obtaining the amplitude reduction of resilience, bounce time shortens, and meets the requirement of synchro switch.
Accompanying drawing explanation
Fig. 1 is the cut-away view of the synchro switch magnetic latching relay of this utility model one embodiment；
Fig. 2 is the structure chart of the moving plate assembly of the synchro switch magnetic latching relay of Fig. 1；
Fig. 3 is the schematic diagram at another visual angle of Fig. 2；
Fig. 4 is the schematic diagram at another visual angle of Fig. 2；
Fig. 5 is the structure chart of the 3rd spring leaf in Fig. 2.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, this utility model is described in further detail, but this utility model
Embodiment be not limited to this.
As it is shown in figure 1, be the inside of the synchro switch magnetic latching relay 10 of this utility model one embodiment
Structure chart, a kind of synchro switch magnetic latching relay 10, including relay base 100, relay base
Still assembly 200 is installed in 100 and contacts the moving plate assembly 300 connected with still assembly 200.Relay
Electromagnetic assembly 400 and permanent-magnet component 500 it is also equipped with in base 100.
As in figure 2 it is shown, moving plate assembly 300 includes: moving plate 310, push card 320 and reed 330 of moving,
One end and the moving plate 310 of reed 330 of moving is fixing to be connected, and the other end of reed 330 of moving is by push card 320
Drive can move back and forth.
In conjunction with shown in Fig. 2 to Fig. 4, moving plate 310 offering location groove 311, push card 320 is installed on
On the groove 311 of location.
Push card 320 includes connecting end 321 and promote-side 322, connects end 321 and is provided with limited bayonet 321a,
Promote-side 322 offers promotion groove 322a, and push card 320 is by limited bayonet 321a and reed 330 of moving
Connect.
Reed 330 of moving include the most overlapped setting first spring leaf the 331, second spring leaf 332 and
3rd spring leaf 333, a surface of the 3rd spring leaf 333 cooperates with moving plate 310 and contacts.Move reed
Being additionally provided with movable contact 334 on 330, movable contact 334 is provided close to move, and reed 330 moves back and forth one
On end.
As it is shown on figure 3, the middle part of the first spring leaf 331 and the second spring leaf 332 is bending-type structure, the
Three spring leafs 333 are straight slice structure.
It is noted that the operation principle of synchro switch makes it that adhesive bounce time is created the highest requirement,
And the generation knock-oned derives from contact and clashes into, when contact, the resilience caused.When carrying out resilience, can cause dynamic
The deformation of spring leaf 330, if reed 330 of now moving only is provided the oppressive force to resilience by a piece of shell fragment,
So can cause the result that shell fragment deformation is big, resilience is big.In this utility model, reed 330 of moving uses
Three shell fragments are connected with push card 320, when stationary contact 220 contacts with movable contact 334, push card except
Outside contacting with the 3rd spring leaf 333, also can contact with the second spring leaf 332, suffered during such resilience
Oppressive force can become much larger, the reed of moving under the effect of identical impact force, designed by this utility model
330 deformation produced can be smaller, and resilience also can diminish, and such resilience time will reduce.
In conjunction with shown in Fig. 2 to Fig. 4, the first spring leaf 331 is provided with and is connected the coordinated with push card 320
One fixes bending angle 331a and second fixes bending angle 331b, and first fixes bending angle 331a and second fixes
Bending angle 331b respectively with push card connect end both sides secure fit, first fix bending angle 331a with
Second to fix the direction of bending angle 331b bending identical, the second spring leaf 332 be connected with push card 320 one
End is straight slice structure.
As it is shown in figure 5, the 3rd spring leaf 333 is provided with shell fragment fixes bending angle 333a and shell fragment extruding flanging
333b, shell fragment is fixed bending angle 333a and shell fragment extruding flanging 333b and is located at the 3rd spring leaf 333 and carries out past
On one end of multiple motion.3rd spring leaf 333 is fixed bending angle 333a by shell fragment and is connected with push card 320,
Shell fragment extruding flanging 333b is near the surface of moving plate 310, and shell fragment fixes bending angle 333a and shell fragment extruding folding
The knuckle direction of limit 333b is identical.
Be noted that push card 320 be by first on the first spring leaf 331 fix bending angle 331a with
Second fixes bending angle 331b to carry out the fixing of front and back position, and by the first spring leaf 331 and the 3rd bullet
Shell fragment on reed 333 fixes the cooperation of bending angle 333a to carry out the fixing of upper-lower position.By this solid
Determining mode makes the push card 320 only can be movable in a less scope, and therefore push card 320 is dynamic
Make form just can be fixed up.
Said structure can be described as push card 320 and the snap-in structure of reed 330 of moving, this snap-in knot
The design of structure is advantageous in that, relies on coordinating of move reed 330 and push card 320, thoroughly limits and push away
The left and right of dynamic card 320 and upper and lower range of activity.Further, since the shell fragment on the 3rd spring leaf 333 is fixed
The design of bending angle 333a so that push card 320 exists an oppressive force all the time, so no matter push card 320
How moving, push card 320 the most relatively determines with the position of the 3rd spring leaf 333, thus protects
Demonstrate,prove compressed position and the stability of compressing amount to the 3rd spring leaf 333 when it does mechanical action so that synchronize
The concordance of switch magnetic latching relay 10 action is the highest.
Unique design about the 3rd spring leaf 333, it is to be noted that, synchro switch magnetic latching relay
10 in carrying out attracting process, can be by moving the elastic force of reed 330 and the electromagnetic force of generation, two kinds of power
Common effect under, suffered power is the biggest, and synchro switch is by the speed of magnetic latching relay 10 adhesive the most just
The fastest.As it is shown in figure 5, the 3rd spring leaf 333 is provided with shell fragment extruding flanging 333b so that stationary contact 220
With movable contact 334 when open position, shell fragment extruding flanging 333b can contact with the surface of moving plate 310, from
And producing the biggest elastic force, such synchro switch magnetic latching relay 10 is in attracting process, suffered
Power will be greatly improved, so that the speed of adhesive improves, so the time required for adhesive will reduce.
When synchro switch magnetic latching relay 10 is in Guan Bi steady statue, shell fragment extruding flanging 333b
A certain distance is separated with moving plate 310, when synchro switch magnetic latching relay 10 carries out release movement,
Completely attach to during being fully disconnected from stationary contact 220 and movable contact 334, shell fragment extruding flanging 333b
With moving plate 310 not in contact with, from without to synchro switch with required for the release of magnetic latching relay 10
Time produces impact.
Referring to Fig. 1, still assembly 200 includes still 210 and is located at the stationary contact on still 210
220, stationary contact 220 contacts connection with movable contact 334.
Electromagnetic assembly 400 includes: first yoke the 410, second yoke 420 and be located at the first yoke 410 and
Coil 430 between two yokes 420.
Permanent-magnet component 500 includes fixed mount 510 and rotates the permanent-magnet steel 520 being installed on fixed mount 510, pushes away
Dynamic card 320 is by promoting groove 322a and permanent-magnet steel 520 drive connection.
Compared with prior art, this utility model has the advantage that
1, synchro switch magnetic latching relay 10 of the present utility model is by push card 320 and reed of moving
The snap-in design of 330 so that reed 330 of moving locates relatively fixed position all the time with push card 320, makes
Push card 320 action consistency improves, thus improves synchro switch magnetic latching relay 10 movement time
Concordance.
2, the synchro switch magnetic latching relay 10 of the present utility model shell fragment by the 3rd spring leaf 333
The effect of extruding flanging 333b, adds synchro switch magnetic latching relay 10 and is in open position time institute
The elastic force being subject to, thus improve the speed of adhesive response.
3, the reed 330 of moving of synchro switch magnetic latching relay 10 of the present utility model uses three bullets
The design that sheet coordinates with push card 320 so that stationary contact 220 and movable contact 334 are suffered when contacting resilience
To resistance be greatly improved so that the amplitude reduction of resilience, bounce time shortens, meet synchro switch want
Ask.
Above-described embodiment is this utility model preferably embodiment, but embodiment of the present utility model is not
Being restricted to the described embodiments, any of other is made without departing from spirit of the present utility model and principle are lower
Change, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in this practicality
Within novel protection domain.
Claims (9)
1. a synchro switch magnetic latching relay, it is characterised in that include relay base, described in continue
Still assembly and the moving plate assembly being connected with described still component touch are installed in electrical equipment base；
Described moving plate assembly includes: moving plate, push card and reed of moving, described in move one end of reed and institute
State that moving plate is fixing to be connected, described in the move other end of reed driven can be moved back and forth by described push card；
Offering location groove on described moving plate, described push card is installed on the groove of described location；
Described push card includes connecting end and promote-side, and described connection end is provided with limited bayonet, described promotion
End offers promotion groove, and described push card is connected with described reed of moving by described limited bayonet；
Described reed of moving is provided with movable contact, described movable contact be provided close to described in reed of moving carry out back and forth
On one end of motion.
Synchro switch magnetic latching relay the most according to claim 1, it is characterised in that described dynamic
Spring leaf includes the first spring leaf of the most overlapped setting, the second spring leaf and the 3rd spring leaf, described
One surface of the 3rd spring leaf cooperates with described moving plate and contacts.
Synchro switch magnetic latching relay the most according to claim 2, it is characterised in that described
One spring leaf is bending-type structure with the middle part of described second spring leaf, and described 3rd spring leaf is straight chip knot
Structure.
Synchro switch magnetic latching relay the most according to claim 3, it is characterised in that described
Three spring leafs are provided with shell fragment and fix bending angle and shell fragment extruding flanging, and described shell fragment fixes bending angle with described
Shell fragment extruding flanging is located on one end that described 3rd spring leaf moves back and forth.
Synchro switch magnetic latching relay the most according to claim 4, it is characterised in that described
Three spring leafs are fixed bending angle by described shell fragment and are connected with described push card, and described shell fragment extruding flanging is close
The surface of described moving plate, it is identical with the knuckle direction of described shell fragment extruding flanging that described shell fragment fixes bending angle.
Synchro switch magnetic latching relay the most according to claim 1, it is characterised in that described quiet
Chip module includes still and is located at the stationary contact on described still, and described stationary contact contacts with described movable contact even
Connect.
Synchro switch magnetic latching relay the most according to claim 1, it is characterised in that described in continue
Electromagnetic assembly and permanent-magnet component it is also equipped with in electrical equipment base.
Synchro switch magnetic latching relay the most according to claim 7, it is characterised in that described electricity
Magnetic assembly includes: the first yoke, the second yoke and be located between described first yoke and described second yoke
Coil.
Synchro switch magnetic latching relay the most according to claim 7, it is characterised in that described forever
Magnetic assembly includes the permanent-magnet steel that fixed mount and rotation are installed on described fixed mount, and described push card is by described
Promote groove and described permanent-magnet steel drive connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203910.4U CN205542622U (en) | 2016-03-16 | 2016-03-16 | Magnetic latching relay for synchro switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203910.4U CN205542622U (en) | 2016-03-16 | 2016-03-16 | Magnetic latching relay for synchro switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205542622U true CN205542622U (en) | 2016-08-31 |
Family
ID=56782835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620203910.4U Active CN205542622U (en) | 2016-03-16 | 2016-03-16 | Magnetic latching relay for synchro switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205542622U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679612A (en) * | 2016-03-16 | 2016-06-15 | 惠州亿纬科技有限公司 | Magnetic latching relay for synchronous switch |
| CN107170645A (en) * | 2017-05-26 | 2017-09-15 | 广西睿奕科技发展有限公司 | A kind of Three-phase magnetic latching relay of heat radiating type |
-
2016
- 2016-03-16 CN CN201620203910.4U patent/CN205542622U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679612A (en) * | 2016-03-16 | 2016-06-15 | 惠州亿纬科技有限公司 | Magnetic latching relay for synchronous switch |
| CN105679612B (en) * | 2016-03-16 | 2018-08-07 | 惠州亿纬控股有限公司 | A kind of synchronous switch magnetic latching relay |
| CN107170645A (en) * | 2017-05-26 | 2017-09-15 | 广西睿奕科技发展有限公司 | A kind of Three-phase magnetic latching relay of heat radiating type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 516003 Guangdong Province, Huizhou city Huicheng District Jiangbei two Road No. two, decimating the Laguna The Heart of Pai 18 floor of No. 03 Patentee after: HUIZHOU EVE HOLDING Co.,Ltd. Address before: Goose Ridge Road 516008 in Guangdong province Huizhou city Huicheng District No. 110 building 117th room B1201 and Jin Ge Patentee before: HUIZHOU EVE TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 7, Building 19, Phase I Villa, Shibang Wetland Park, Dongga Town, Duilongdeqing District, Lhasa City, Tibet Autonomous Region, 851400 Patentee after: Tibet Yiwei Holding Co.,Ltd. Address before: 516003 No.03, 18 / F, fuligang Central Hotel, No.2 Dongjiang 2nd Road, Jiangbei, Huicheng District, Huizhou City, Guangdong Province Patentee before: HUIZHOU EVE HOLDING Co.,Ltd. |