CN106876217A - Double-contact magnetic latching relay - Google Patents
Double-contact magnetic latching relay Download PDFInfo
- Publication number
- CN106876217A CN106876217A CN201710219314.4A CN201710219314A CN106876217A CN 106876217 A CN106876217 A CN 106876217A CN 201710219314 A CN201710219314 A CN 201710219314A CN 106876217 A CN106876217 A CN 106876217A
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- China
- Prior art keywords
- movable contact
- double
- contact spring
- cantilever type
- contact
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/541—Auxiliary contact devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/56—Contact spring sets
- H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
Abstract
The invention belongs to relay technical field, more particularly to a kind of double-contact magnetic latching relay.It solves the technical problems such as prior art rebound performance difference.This double-contact magnetic latching relay includes shell, coil block and armature component are provided with shell, pushing block is connected with armature component and when that after coil block energization armature component can be forced to act so that pushing block opposite shell is moved, the movement of double-contact still component and double-contact moving plate component and pushing block is additionally provided with shell can drive double-contact moving plate component near double-contact still component or away from double-contact still component.The advantage of the invention is that：Rebound performance can be improved.
Description
Technical field
The invention belongs to relay technical field, more particularly to a kind of double-contact magnetic latching relay.
Background technology
Magnetic latching relay is a kind of new type of relay for growing up in recent years, is also a kind of automatic switch.And other
Electromagnetic relay is the same, and turn on automatically and cutting action are played to circuit.Except that, magnetic latching relay it is normally closed or normal
Open state is entirely to rely on the effect of permanent-magnet steel, the conversion of its on off state be the pulse electrical signal triggering by one fixed width and
Complete.
There is a movable contact on current magnetic latching relay its movable contact spring, movable contact its cannot be logical for high current
Cross, cause the scope of application of magnetic latching relay to reduce.How this solves the technical problem, for example, Chinese patent literature is disclosed
A kind of high current closed type magnetic latching relay pusher structure [application number：, including base, rotation group 201420519967.6]
Part, coil block, alignment pin, push rod and movable spring assembly；Rotary components may be rotatably mounted on base, be controlled to revolve by coil block
Turn component rotation, arc guide surface is provided with rotary components, push rod is arranged on rotary components by alignment pin, is led with arc
To brought into linear contact, and push rod and alignment pin linear contact lay, the rotation conversion of arc guide surface be decomposed into push rod vertical motion and
Moving horizontally on alignment pin；Push rod lower end is relative with the movable spring assembly being arranged on base, when push rod is moved downward, under push rod
End ejection movable spring assembly is moved down and contact separated in synchronization.The program can make double-contact separated in synchronization, improve product and use stabilization
Property.
Although above-mentioned scheme have the advantages that more than it is many, above-mentioned scheme its there is following technical problem：It is dynamic
It is a contact of the face with face with the way of contact of pushing block to spring component, contact of the face with face its due to contact area it is larger,
Movable spring assembly its resilience is caused to be affected, i.e. elastic recoil ability is poor；
Secondly, nothing detects whether to have connect after existing magnetic latching relay also has movable contact and stationary contact completion contact
Tactile detection function, using dangerous.
The content of the invention
Regarding the issue above, the present invention provides one kind can improve rebound performance and can improve uses safety
The double-contact movable spring assembly of property.
To reach above-mentioned purpose, present invention employs following technical proposal：This double-contact magnetic latching relay includes shell,
Coil block and armature component are provided with shell, be connected with armature component pushing block and when coil block energization after can
Armature component is forced to act so that the movement of pushing block opposite shell, is additionally provided with double-contact still component and double-contact in shell
The movement of moving plate component and pushing block can drive double-contact moving plate component near double-contact still component or quiet away from double-contact
Piece component, it is characterised in that
Described double-contact moving plate component includes movable contact spring, and one end of movable contact spring is fixed on movable contact spring and draws on block, dynamic
Reed is provided with the cutting groove that above-mentioned movable contact spring one end is extended to from the other end of movable contact spring, and described cutting groove is by movable contact spring
Two cantilever type elastic halfbodies are cut into, movable contact is respectively equipped with the free end one side of each cantilever type elastic halfbody；
Cantilever type elastic piece and described cantilevered are respectively equipped with the free end another side of each cantilever type elastic halfbody
The outward-dipping setting of flexure strip；
The free end of cantilever type elastic halfbody is inserted in the connecting hole of pushing block one end respectively, cantilever type elastic piece it is hanging
End inserts in described connecting hole respectively；
Contact detection mechanism is provided between the other end and shell of pushing block.
Two cantilever type elastic halfbody its synchronization actions.
In above-mentioned double-contact magnetic latching relay, described double-contact still component includes that static contact spring piece draws block,
Static contact spring piece is drawn block and is provided with two with the one-to-one stationary contact of described movable contact.
In above-mentioned double-contact magnetic latching relay, it is non-that the free end of described cantilever type elastic piece extends to movable contact
Contact jaw outside.
The structure for setting, it can improve the contact area between double-contact still component and double-contact moving plate component.
The namely contact area of movable contact and stationary contact, it is to avoid localized contact or linear contact lay caused by inclining.
In above-mentioned double-contact magnetic latching relay, described cantilever type elastic piece is symmetrical arranged.The structure its be easy to
Processing and manufacturing, while, additionally it is possible to ensure two uniformity of screen resilience.
In above-mentioned double-contact magnetic latching relay, described cantilever type elastic piece is distributed and cantilevered bullet in splayed
Property piece free end do not extend into cutting groove in.
The structure for setting, it can avoid stretching to the rear interference for being formed in cutting groove, and be not easy to the skills such as assembling
Art problem.
In above-mentioned double-contact magnetic latching relay, described movable contact spring includes the first movable contact spring and the second movable contact spring,
There are at least a piece of middle movable contact spring, described the first movable contact spring, middle movable contact spring between the first movable contact spring and the second movable contact spring
Stacked gradually with the second movable contact spring, movable contact peace is provided with same one end of the first movable contact spring, middle movable contact spring and the second movable contact spring
Fill hole and described movable contact is arranged in movable contact mounting hole, on the first movable contact spring, middle movable contact spring and the second movable contact spring
Described cutting groove is respectively equipped with, described cantilever type elastic piece is separately positioned on two cantilever type elastics half of the second movable contact spring
The free end of body.
In above-mentioned double-contact magnetic latching relay, formed between described cantilever type elastic piece and middle movable contact spring
10-60 ° of angle.
The angle of setting, it may insure a rational elastic performance.
In above-mentioned double-contact magnetic latching relay, the free end and cantilever type elastic of described cantilever type elastic halfbody
Relief groove is provided between piece.
The relief groove of setting, it can play a part of to depressurize and increase the service life.
In above-mentioned double-contact magnetic latching relay, described contact detection mechanism includes being arranged on pushing block away from even
The dynamic elasticity piece on the outside of the one end of hole is connect, dynamic detection contact is provided with dynamic elasticity piece, also had to pushing block on dynamic elasticity piece
The bending section of lateral bend, is provided with the quiet detection lug on the outside of dynamic elasticity piece in shell, and quiet detection is provided with quiet detection lug
Contact, pushing block is contacted with bending section to dynamic elasticity piece sidesway kinetic energy so that dynamic detection contact and quiet detection contact.
In above-mentioned double-contact magnetic latching relay, described shell is circumferentially with fixed seat, described dynamic elasticity piece
It is located in fixed seat respectively with quiet detection lug；
Described dynamic elasticity piece and bending section are connected as a single entity structure and are made up of elastic metallic sheet material punching press；
Described quiet detection lug is made up of elastic metallic sheet material punching press；
Described quiet detection contact is that the punch forming being molded in quiet detection lug one side is raised, in the another of quiet detection lug
End has the shaping groove being correspondingly arranged with described punch forming projection.
In above-mentioned double-contact magnetic latching relay, described connecting hole has two, and described cantilever type elastic piece hangs
Cantilever type elastic halfbody its free end that dead end is inserted in described connecting hole and on the second movable contact spring one by one inserts in described one by one
Connecting hole in, cantilever type elastic halfbody its free end on the first movable contact spring is inserted in described connecting hole one by one, and centre is dynamic
Cantilever type elastic halfbody its free end on reed is not inserted in described connecting hole.
In above-mentioned double-contact magnetic latching relay, the cutting groove being arranged on the first movable contact spring and middle movable contact spring is
Bar-shaped trough, the cutting groove being arranged on the second movable contact spring is T-slot.
In above-mentioned double-contact magnetic latching relay, described middle movable contact spring quantity is two panels.
In above-mentioned double-contact magnetic latching relay, it is described the first movable contact spring away from movable contact mounting hole one end
It is provided with the first arc-shaped bent.
In above-mentioned double-contact magnetic latching relay, it is described middle movable contact spring away from movable contact mounting hole one end
It is provided with middle arc-shaped bent.
In above-mentioned double-contact magnetic latching relay, it is described the second movable contact spring away from movable contact mounting hole one end
It is provided with the second arc-shaped bent.
In above-mentioned double-contact magnetic latching relay, described the first arc-shaped bent internal diameter, middle arc-shaped bent
Internal diameter and the internal diameter of the second arc-shaped bent be gradually reduced.
In above-mentioned double-contact magnetic latching relay, the thickness of the thickness of described the first movable contact spring and middle movable contact spring
Equal, the thickness of the second movable contact spring is thicker than the thickness of the first movable contact spring.
In above-mentioned double-contact magnetic latching relay, there is aperture near one end of cantilever type elastic halfbody in connecting hole
With spacing preiection.
In above-mentioned double-contact magnetic latching relay, the lid that described shell includes drain pan and covers on drain pan, bottom
Connected by buckle structure between shell and lid.The buckle structure includes some cams being arranged on drain pan opening end outer wall,
Circumferentially there is the buckle ear coordinated one by one with described cam in lid.
In above-mentioned double-contact magnetic latching relay, being provided with drain pan can be separated into two chambers by bottom shell
Demarcation strip, be provided with coil block and armature component in wherein individual chamber, pushing block, double is provided with another chamber
Contact still component and double-contact moving plate component.
In above-mentioned double-contact magnetic latching relay, guide frame is provided with pushing block and described chamber.
In above-mentioned double-contact magnetic latching relay, described guide frame includes being arranged in cavity bottom and side wall
Some guiding raised lines.The some guiding raised line being arranged in cavity bottom phases vertical with the guiding raised line being arranged on the wall of side
Even, its structural strength that can further improve whole housing, this can be in order to fabricate.
In above-mentioned double-contact magnetic latching relay, bottom land of the bore less than cutting groove at the described notch for cutting groove
Internal diameter.
In above-mentioned double-contact magnetic latching relay, the inner that described movable contact spring draws block is fixed in shell, is moved
The outer end that reed draws block is extend out to outside shell, and the one end being extend out to outside shell in movable contact spring extraction block is provided with bottom against outside
The limited block of shell inwall.
In above-mentioned double-contact magnetic latching relay, in the free end of each cantilever type elastic halfbody of the first movable contact spring
There is bending stop part respectively, bending stop part avoids the cantilever type elastic halfbody from being excessively inserting into connecting hole.
In above-mentioned double-contact magnetic latching relay, the chamber of double-contact still component and double-contact moving plate component is being provided with
Room bottom is provided with some evenly spaced radiating ribs.
In above-mentioned double-contact magnetic latching relay, it is provided with some along the setting of drain pan thickness direction in the outer wall of drain pan
Radiation rib.
Compared with prior art, the advantage of this double-contact magnetic latching relay is：
1st, the cantilever type elastic piece for setting, its elastic performance that may insure resilience, i.e. using when using can be improved
Performance, meanwhile, the cantilever type elastic piece of setting, its synchronization action and contact force that can also further ensure that two movable contacts
Uniformity.
2nd, the contact detection mechanism for setting, it can improve the security for using.
3rd, simple structure and easily fabricated.
4th, long service life.
Brief description of the drawings
Fig. 1 is confined explosion's schematic diagram that the present invention is provided.
Fig. 2 is the configuration schematic diagram that the present invention is provided.
Fig. 3 is the structural representation that the present invention is provided.
Fig. 4 is the pushing block structural representation that the present invention is provided.
Fig. 5 is the movable contact spring structural representation that the present invention is provided.
Fig. 6 is another viewing angle constructions schematic diagram of movable contact spring that the present invention is provided.
Fig. 7 is the second movable contact spring structural representation that the present invention is provided.
Fig. 8 is that the movable contact spring that the present invention is provided draws block structure schematic diagram.
Fig. 9 is the contact detection mechanism schematic diagram that the present invention is provided.
In figure, shell 1, drain pan 11, lid 12, demarcation strip 13, rib 131, guiding raised line 14, radiating ribs 15, radiating
It is rib 16, cam 17, buckle ear 18, coil block 2, armature component 3, pushing block 4, connecting hole 41, double-contact still component 5, double
Contact moving plate component 6, movable contact spring 61, the first movable contact spring 611, bending stop part 611a, the second movable contact spring 612, middle movable contact spring
613rd, movable contact mounting hole 614, movable contact spring draws block 62, limited block 621, cutting groove 63, cantilever type elastic halfbody 64, movable contact
65th, cantilever type elastic piece 66, relief groove 67, contact detection mechanism 7, dynamic elasticity piece 71, dynamic detection contact 72, bending section 73, quiet
Detection lug 74, quiet detection contact 75, fixed seat 76, angle a.
Specific embodiment
The following is the specific embodiment invented and with reference to accompanying drawing, technical scheme is further described, but
The present invention is not limited to these embodiments.
As Figure 1-3, this double-contact magnetic latching relay includes shell 1, and specifically, the shell 1 includes the He of drain pan 11
The lid 12 covered on drain pan 11, is connected between drain pan 11 and lid 12 by buckle structure.
Further, the buckle structure includes some cams 17 being arranged on the opening end outer wall of drain pan 11, in lid 12
It is circumferential that there is the buckle ear 18 coordinated one by one with described cam 17.
The cam 17 and buckle ear 18 of setting, it is easy to dismounting to combine.
It is provided with and the demarcation strip 13 of two chambers, specifically, the separation can will be separated into inside drain pan 11 in drain pan 11
Plate 13 is L-shaped, and rib 131, and rib 131 are respectively arranged at two ends with the middle part corner of demarcation strip 13 and demarcation strip 13
Lateral cross section takes the shape of the letter U.The U-shaped structure of setting, it can not only improve structural strength, but also can reduce manufacturing cost.
Meanwhile, the drain pan 11 and lid 12 of the present embodiment have plastics to be made respectively, and it can not only reduce cost of manufacture, also
Can be with improve production efficiency.
In addition, the outer wall in drain pan 11 is provided with some radiation ribs 16 set along the thickness direction of drain pan 11.
Coil block 2 and armature component 3 are provided with shell 1, coil block 2 includes coil, is provided with the two ends of coil
Yoke, yoke takes the shape of the letter U and any one in L-shaped.
Secondly, armature component 3 includes rotating the rotating turret being connected with shell, and metallic rotator frame is provided with rotating turret, its
The rotation of rotating turret then can be forced by yoke, above-mentioned structure is prior art, and the present embodiment is not just to its structure
Further repeated.
Be connected with armature component 3 pushing block 4 and when coil block 2 energization after can force armature component 3 act from
And the opposite shell 1 of pushing block 4 is moved, it is additionally provided with double-contact still component 5 and double-contact moving plate component 6 and pushes away in shell 1
The movement of motion block 4 can drive double-contact moving plate component 6 near double-contact still component 5 or away from double-contact still component 5.
As shown in figure 4, being respectively equipped with some pits on two surfaces of pushing block 4, it can be with material-saving and mitigation
Weight.At the same time it can also improve mobile ride comfort, i.e. reduce contact area.
As shown in Figure 1-2, prioritization scheme, is provided with coil block 2 and armature component 3, in addition in wherein individual chamber
Pushing block 4, double-contact still component 5 and double-contact moving plate component 6 are provided with one chamber.
Two chambers are separated into, the influence of temperature and magnetic field each other is which obviated, meanwhile, the design of demarcation strip,
Its structural strength that further improves drain pan.
Secondly, some intervals are provided with uniformly in the cavity bottom for being provided with double-contact still component 5 and double-contact moving plate component 6
Radiating ribs 15.
The design of radiating ribs 15, its heat dispersion that can improve this chamber, it can be in order to transfer heat to outdoor.
In addition, being provided with guide frame in pushing block 4 and described chamber.The guide frame includes being arranged on cavity bottom
With some guiding raised lines 14 on the wall of side.
Specifically, as shown in figures 2 and 5-7, the double-contact moving plate component 6 of the present embodiment includes movable contact spring 61, movable contact spring
61 one end is fixed on movable contact spring and draws on block 62, and the inner that movable contact spring draws block 62 is fixed in shell, and movable contact spring draws block
62 outer end is extend out to outside shell, as shown in figure 8, movable contact spring draw the one end that extend out to outside shell of block 62 be provided with bottom against
In the limited block 621 of outer casing inner wall.As illustrated in figs. 5-7, it is provided with from the other end of movable contact spring 61 on movable contact spring 61 and is extended to
The cutting groove 63 of the one end of movable contact spring 61 is stated, and movable contact spring 61 is cut into two cantilever type elastic halfbodies by described cutting groove 63
64, it is respectively equipped with movable contact 65 in the free end one side of each cantilever type elastic halfbody 64；
Secondly, groove-root diameter of the bore less than cutting groove at the notch of groove is cut.
Cantilever type elastic piece 66 and described outstanding is respectively equipped with the free end another side of each cantilever type elastic halfbody 64
The outward-dipping setting of arm-type flexure strip 66；It is outward-dipping set its can provide one well elasticity activity space.Set
Cantilever type elastic piece, its elastic performance that may insure resilience, i.e. performance when using can be improved, meanwhile, setting
The uniformity of cantilever type elastic piece, its synchronization action that can also further ensure that two movable contacts and contact force.
Specifically, during the free end of cantilever type elastic halfbody 64 inserts in the connecting hole 41 of the one end of pushing block 4 respectively, cantilevered
The free end of flexure strip 66 is inserted in described connecting hole 41 respectively；
In addition, the free end of cantilever type elastic piece 66 extends to the noncontact end of movable contact 65 outside.
Cantilever type elastic piece 66 is symmetrical arranged.Further, the cantilever type elastic piece 66 of the present embodiment is distributed in splayed
And the free end of cantilever type elastic piece 66 is not extended into cutting groove 63.
Movable contact spring 61 includes the first movable contact spring 611 and the second movable contact spring 612, in the first movable contact spring 611 and the second movable contact spring
There are at least a piece of middle movable contact spring 613, described the first movable contact spring 611, the middle movable contact spring of movable contact spring 613 and second between 612
612 are stacked gradually, and movable contact peace is provided with same one end of the first movable contact spring 611, the middle movable contact spring 612 of movable contact spring 613 and second
Fill hole 614 and described movable contact 65 is arranged in movable contact mounting hole 614, in the first movable contact spring 611, middle movable contact spring 613
With described cutting groove 63 is respectively equipped with the second movable contact spring 612, described cantilever type elastic piece 66 is separately positioned on second and moves
Two free ends of cantilever type elastic halfbody 64 of reed 612.
Secondly, specifically, the double-contact still component 5 of the present embodiment includes that static contact spring piece draws block 51, is drawn in static contact spring piece
Block 51 is provided with two with the one-to-one stationary contact 52 of described movable contact.
10-60 ° of angle a is formed between cantilever type elastic piece 66 and middle movable contact spring 613.
Relief groove 67 is provided between the free end and cantilever type elastic piece 66 of cantilever type elastic halfbody 64.
Used as the optimization scheme of the present embodiment, as shown in figs. 4-7, the connecting hole 41 of the present embodiment has two, described
The free end of cantilever type elastic piece 66 inserts in the cantilever type elastic halfbody in described connecting hole 41 and on the second movable contact spring 612 one by one
64 its free end are inserted in described connecting hole 41 one by one, cantilever type elastic halfbody 64 its free end on the first movable contact spring 611
In inserting in described connecting hole 41 one by one, cantilever type elastic halfbody 64 its free end on middle movable contact spring 613 does not insert in described
Connecting hole 41 in.
Near one end of cantilever type elastic halfbody 64 there is aperture to have spacing preiection 411 in connecting hole 41.Spacing preiection
411 flush in bar shaped and side wall with the hole wall of connecting hole 41.
There is bending stop part 611a respectively in the free end of each cantilever type elastic halfbody 64 of the first movable contact spring 611,
Bending stop part 611a avoids the cantilever type elastic halfbody 64 from being excessively inserting into connecting hole.
As shown in Figure 2 and Figure 9, it is provided with contact detection mechanism 7 between the other end and shell 1 of pushing block 4.Detect contact
Mechanism 7 includes being arranged on pushing block 4 away from the dynamic elasticity piece 71 on the outside of the one end of connecting hole 41, and dynamic inspection is provided with dynamic elasticity piece 71
Contact 72 is surveyed, also there is the bending section 73 to the lateral bend of pushing block 4 on dynamic elasticity piece 71, be provided with to be located in shell 1 and move
Property the outside of piece 71 quiet detection lug 74, quiet detection contact 75 is provided with quiet detection lug 74, pushing block 4 is to the sidesway of dynamic elasticity piece 71
Kinetic energy is contacted with bending section 73 so that dynamic detection contact 72 contacts with quiet detection contact 75.
Shell 1 is circumferentially with fixed seat 76, and described dynamic elasticity piece 71 and quiet detection lug 74 is located in fixed seat 76 respectively
On；
Described dynamic elasticity piece 71 and bending section 73 is connected as a single entity structure and is made up of elastic metallic sheet material punching press；
Described quiet detection lug 74 is made up of elastic metallic sheet material punching press；
Described quiet detection contact 75 is that the punch forming being molded in the one side of quiet detection lug 74 is raised, in quiet detection lug 74
The other end there is the shaping groove that is correspondingly arranged with described punch forming projection.
Secondly, it is provided with the first arc-shaped bent away from one end of movable contact mounting hole in the first movable contact spring；In the dynamic spring in centre
Piece is provided with middle arc-shaped bent away from one end of movable contact mounting hole；The second movable contact spring away from movable contact mounting hole one end
It is provided with the second arc-shaped bent；
First arc-shaped bent internal diameter, the middle internal diameter of arc-shaped bent and the internal diameter of the second arc-shaped bent gradually contract
It is small.
The said structure of setting, it can further improve elastic performance, at the same time it can also play a part of identification.
Further, the cutting groove being arranged on the first movable contact spring and middle movable contact spring is bar-shaped trough, is arranged on the second movable contact spring
On cutting groove be T-slot.
The groove of different structure is set, and it plays a part of identification.
The operation principle of the present embodiment is based on long-range navigation magnetic force.
It is specific as follows：
During closure state
Coil block 2 is powered, then armature component 3 can be driven to act (wobbling action), and pushing block 4 now is driven,
The free end of movable contact spring 61 can then be driven near double-contact still component 5, i.e. two movable contacts are contacted with two stationary contacts,
Realize closure；
Conversely, dynamic detection contact 72 now separates with quiet detection contact 75, i.e. detect a movable contact and stationary contact
The signal of closure.
Opposite with above-mentioned action is then non-occluded state.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of double-contact magnetic latching relay, including shell (1), coil block (2) and armature component are provided with shell (1)
(3) pushing block (4), is connected with armature component (3) and after coil block (2) is powered armature component (3) can be forced to move
Make so that pushing block (4) opposite shell (1) movement, double-contact still component (5) is additionally provided with shell (1) and double-contact is dynamic
The movement of piece component (6) and pushing block (4) can drive double-contact moving plate component (6) near double-contact still component (5) or remote
From double-contact still component (5), it is characterised in that
Described double-contact moving plate component (6) includes movable contact spring (61), and one end of movable contact spring (61) is fixed on movable contact spring and draws block
(62) on, the other end being provided with movable contact spring (61) from movable contact spring (61) extends to the cutting groove of above-mentioned movable contact spring (61) one end
(63), and movable contact spring (61) is cut into two cantilever type elastic halfbodies (64) by described cutting groove (63), in each cantilevered
The free end one side of elastic halfbody (64) is respectively equipped with movable contact (65)；
Cantilever type elastic piece (66) and described outstanding is respectively equipped with the free end another side of each cantilever type elastic halfbody (64)
The outward-dipping setting of arm-type flexure strip (66)；
The free end of cantilever type elastic halfbody (64) is inserted in the connecting hole (41) of pushing block (4) one end respectively, cantilever type elastic
The free end of piece (66) is inserted in described connecting hole (41) respectively；
Contact detection mechanism (7) is provided between the other end and shell (1) of pushing block (4).
2. double-contact magnetic latching relay according to claim 1, it is characterised in that described cantilever type elastic piece (66)
Free end extend to movable contact (65) noncontact end outside.
3. double-contact magnetic latching relay according to claim 1, it is characterised in that described cantilever type elastic piece (66)
It is symmetrical arranged.
4. double-contact magnetic latching relay according to claim 3, it is characterised in that described cantilever type elastic piece (66)
Do not extended into cutting groove (63) in the free end of splayed distribution and cantilever type elastic piece (66).
5. the double-contact magnetic latching relay according to claim 1-4 any one, it is characterised in that described movable contact spring
(61) including the first movable contact spring (611) and the second movable contact spring (612), the first movable contact spring (611) and the second movable contact spring (612) it
Between have an at least a piece of middle movable contact spring (613), described the first movable contact spring (611), middle movable contact spring (613) and the second movable contact spring
(612) stack gradually, be provided with same one end of the first movable contact spring (611), middle movable contact spring (613) and the second movable contact spring (612)
Movable contact mounting hole (614) and described movable contact (65) is in movable contact mounting hole (614), in the first movable contact spring
(611) described cutting groove (63), described cantilevered, are respectively equipped with middle movable contact spring (613) and the second movable contact spring (612)
Flexure strip (66) is separately positioned on two free ends of cantilever type elastic halfbody (64) of the second movable contact spring (612).
6. double-contact magnetic latching relay according to claim 5, it is characterised in that described cantilever type elastic piece (66)
10-60 ° of angle (a) is formed between middle movable contact spring (613).
7. double-contact magnetic latching relay according to claim 6, it is characterised in that described cantilever type elastic halfbody
(64) relief groove (67) is provided between free end and cantilever type elastic piece (66).
8. double-contact magnetic latching relay according to claim 1, it is characterised in that described contact detection mechanism (7)
Including being arranged on pushing block (4) away from the dynamic elasticity piece (71) on the outside of connecting hole (41) one end, it is provided with dynamic elasticity piece (71)
Dynamic detection contact (72), also has the bending section (73) to pushing block (4) lateral bend, in shell (1) on dynamic elasticity piece (71)
The quiet detection lug (74) on the outside of dynamic elasticity piece (71) is inside provided with, quiet detection contact (75) is provided with quiet detection lug (74),
Pushing block (4) is contacted to dynamic elasticity piece (71) sidesway kinetic energy with bending section (73) so that dynamic detection contact (72) is touched with quiet detection
Point (75) is contacted.
9. double-contact magnetic latching relay according to claim 8, it is characterised in that described shell (1) is circumferentially with
Fixed seat (76), described dynamic elasticity piece (71) and quiet detection lug (74) is located in fixed seat (76) respectively；
Described dynamic elasticity piece (71) and bending section (73) is connected as a single entity structure and is made up of elastic metallic sheet material punching press；
Described quiet detection lug (74) is made up of elastic metallic sheet material punching press；
Described quiet detection contact (75) is raised for the punch forming being molded in quiet detection lug (74) one side, in quiet detection lug
(74) the other end has the shaping groove being correspondingly arranged with described punch forming projection.
10. double-contact magnetic latching relay according to claim 5, it is characterised in that described connecting hole (41) has two
Individual, described cantilever type elastic piece (66) free end is inserted in described connecting hole (41) and on the second movable contact spring (612) one by one
Cantilever type elastic halfbody (64) its free end insert in described connecting hole (41) one by one, it is outstanding on the first movable contact spring (611)
Arm-type its free end of elastic halfbody (64) is inserted in described connecting hole (41) one by one, the cantilevered on middle movable contact spring (613)
Elastic its free end of halfbody (64) is not inserted in described connecting hole (41).
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| CN107342190A (en) * | 2017-08-22 | 2017-11-10 | 江阴力源电子有限公司 | A kind of pushing mechanism of bistable magnetic latching relay |
| CN107481894A (en) * | 2017-08-17 | 2017-12-15 | 海盐众信电子有限公司 | A kind of phase-selecting switch and its control method |
| US11501937B2 (en) | 2020-07-16 | 2022-11-15 | Schneider Electric Industries Sas | Mechanical operating assembly for a bistable relay and a bistable relay assembly |
| CN109637900B (en) * | 2019-01-16 | 2023-11-07 | 三友联众集团股份有限公司 | Synchronous electromagnetic relay with double-contact assemblies |
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| US11501937B2 (en) | 2020-07-16 | 2022-11-15 | Schneider Electric Industries Sas | Mechanical operating assembly for a bistable relay and a bistable relay assembly |
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|---|---|
| CN106876217B (en) | 2019-11-12 |
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