CN104900451B - A kind of magnetic latching relay with reverse force spring plate - Google Patents
A kind of magnetic latching relay with reverse force spring plate Download PDFInfo
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- CN104900451B CN104900451B CN201510211951.8A CN201510211951A CN104900451B CN 104900451 B CN104900451 B CN 104900451B CN 201510211951 A CN201510211951 A CN 201510211951A CN 104900451 B CN104900451 B CN 104900451B
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- reverse force
- spring plate
- movable contact
- force spring
- bending
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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
- H01H50/58—Driving arrangements structurally associated therewith; Mounting of driving arrangements on armature
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Abstract
The invention discloses a kind of magnetic latching relay with reverse force spring plate, including movable contact spring, movable contact and reverse force spring plate, reverse force spring plate is provided with the first bending and the second bending；First bending be located at reverse force spring plate and movable contact spring connection fixing point and close to it is described rivet movable contact end towards between the edge in movable contact spring root direction；Second bending is located between the first bending and the end of reverse force spring plate, and the second bending of reverse force spring plate is more than or equal to the length dimension of the first bending to the second bending of reverse force spring plate to the length dimension of reverse force spring plate end；When the reverse force spring plate stress sound closing of contact, the deflection that the second bending is produced is more than the deflection that the first bending is produced.The structure of the present invention, allows reverse force spring plate only to provide pressure, and is not involved in current-carrying and the radiating of relay, make the material selectable range of reverse force spring plate larger, allow movable contact spring only to provide conductive, radiating, reduce the requirement of the movable contact spring mechanical property of materials, with the characteristics of assembling is simple, production efficiency is high.
Description
Technical field
The present invention relates to a kind of magnetic latching relay, more particularly, to a kind of magnetic latching relay with reverse force spring plate.
Background technology
The structure of existing magnetic latching relay is generally made up of magnetic circuit system, contact system, pushing mechanism and pedestal.Magnetic circuit
System is typically made up of the magnetic circuit of two almost symmetries, including static magnetic conduction body component, movable magnetic conduction body component and coil, contact
System includes dynamic spring part, quiet spring part, and pushing mechanism is typically taken on by pushing block.Relay coil leads to direct impulse voltage,
Magnetic circuit system works, and pushing block promotes dynamic spring part, makes contact, and the actuating of relay, coil leads to reverse impulse voltage, magnetic circuit
System works, and pushing block promotes dynamic spring part, disconnects contact, relay involution.In order to ensure that movable contact has enough surpass
Stroke, and produce in the closing of contact and to be typically designed with producing pressure near enough pressure, movable contact spring head movable contact position
Elastic construction.
In existing relay design, the elastic construction for producing pressure is generally taken on by spring or the movable contact spring of conduction.Bullet
Spring is larger in installation, the located space requirement of relay, is unfavorable for the design of relay miniaturization；Conductive movable contact spring is because same
When possess current-carrying, radiating with produce pressure function, existing material higher to the electric conductivity and mechanical property requirements of material
It is difficult to meet simultaneously, conductance is high and resistance to mechanical fatigue properties are strong, and high resist is obtained often through the electric conductivity of expendable material
Mechanical fatigue performance of train.Simultaneously as require higher to the electric and mechanical property of material, often lead to material cost it is hurried on
Rise.
The content of the invention
It is an object of the invention to overcome the deficiency of prior art there is provided a kind of magnetic latching relay with reverse force spring plate,
By improving the structure for moving spring part, allow reverse force spring plate only to provide pressure, and be not involved in the current-carrying and cooling requirements of relay,
So that the selectable range of the material of reverse force spring plate is larger, allows movable contact spring only to provide conductive, radiating, reduce movable contact spring material machine
The requirement of tool performance, so that material cost is greatly reduced, and with the characteristics of assembling is simple, production efficiency is high；While counter-force
Reed occupies little space, the development that relay can be promoted to minimize.
The technical solution adopted for the present invention to solve the technical problems is：A kind of magnetic latching relay with reverse force spring plate,
Including moving spring part；The dynamic spring part includes the movable contact spring and movable contact for being used for realizing current-carrying；The movable contact riveting is mounted in dynamic
The one side of reed, and in riveting end of the another side with protrusion of movable contact spring；The dynamic spring part also includes reverse force spring plate, instead
Power reed is mounted in the another side of movable contact spring, and reverse force spring plate one end is fixed between the root of movable contact spring and the riveting end, instead
The other end of power reed extends to riveting end direction and is provided with the first bending and the second bending；First bending is located at counter-force
The fixing point of reed and movable contact spring connection and close to the riveting end towards between the edge in movable contact spring root direction, described the
Two bendings are located between the first bending and the end of reverse force spring plate, the length of the second bending of reverse force spring plate to reverse force spring plate end
Size is more than or equal to the length dimension of the first bending to the second bending of reverse force spring plate.
Second bending of reverse force spring plate works as reverse force spring plate to the bulge size for being more than riveting end apart from size of movable contact spring
During the stress sound closing of contact, the deflection that the second bending is produced is more than the deflection that the first bending is produced, and makes reverse force spring plate
Second bending is described to avoid to a first certain gap is formed between the part between reverse force spring plate end and movable contact spring
Rivet end and movable contact spring.
Further, when the reverse force spring plate stress sound closing of contact, only the second bending is deformed, and the first bending is not
It is deformed, makes the second bending of reverse force spring plate to forming one certain the between the part of reverse force spring plate end and movable contact spring
One gap, to avoid the riveting end and movable contact spring.
First bending of reverse force spring plate to the width dimensions of the part of the second bending are more than or equal to the second of reverse force spring plate
Bending to the part of reverse force spring plate end width dimensions.
First bending of reverse force spring plate to the thickness of the part of the second bending is more than or equal to the second of reverse force spring plate
Bending to the part of reverse force spring plate end thickness.
In the reverse force spring plate, auricle is being provided with corresponding to the phase bearing of movable contact spring；In the correspondence position of movable contact spring
Provided with mounting groove；The auricle of the reverse force spring plate passes through the mounting groove of the movable contact spring, and is using bending, slash through part
Or split that riveting formed it is raised carry out riveting and form anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
In the reverse force spring plate, first through hole is being provided with corresponding to the phase bearing of movable contact spring；In the correspondence of movable contact spring
Position is provided with flange bulge loop；The flange bulge loop of the movable contact spring passes through the first through hole of the reverse force spring plate, and through portion
Divide using flange riveting method formation anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
In the reverse force spring plate, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is provided with and can reversed
Part；Mounting groove is provided with the correspondence position of movable contact spring；The auricle of the reverse force spring plate passes through the mounting groove of the movable contact spring, leads to
Cross reverse auricle can reverse part formed anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
In the reverse force spring plate, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is provided with elastic tongue
Piece；Mounting groove is provided with the correspondence position of movable contact spring；The auricle of the reverse force spring plate passes through the mounting groove of the movable contact spring, makes ear
The back side that the elastic tongue piece of piece is stuck in movable contact spring forms anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
The auricle of the reverse force spring plate is elastic bending.
In the reverse force spring plate, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is rigid bending,
Auricle is provided with and fastens portion；In the reverse force spring plate, convex portion is being additionally provided with corresponding to the phase bearing with movable contact spring；In pair of movable contact spring
Position is answered to be provided with the second through hole for being matched with the convex portion；The convex portion of the reverse force spring plate coordinates to be led to the second of the movable contact spring
Kong Zhong, the auricle of reverse force spring plate coordinates in the side of movable contact spring, and the portion of fastening of reverse force spring plate coordinates to be formed at the back side of movable contact spring
Anti-back structure, makes one end of the reverse force spring plate mutually be fixed with movable contact spring.
One end of the reverse force spring plate is mutually fixed with the end of movable contact spring by riveting.
A kind of magnetic latching relay with reverse force spring plate of the present invention, is to use single reverse force spring plate, reverse force spring plate is only
Pressure is provided, current-carrying and the radiating of relay is not involved in, bending at two, and the second of reverse force spring plate are provided with reverse force spring plate
Bending is more than or equal to the length dimension of the first bending to the second bending of reverse force spring plate to the length dimension of reverse force spring plate end,
By setting bending at two, there is provided the dynamic circuit connector pressure needed for relay and overtravel, when reverse force spring plate stress, the second bending
The deflection of generation is more than the deflection that the first bending is produced, and the deflection that preferably the first bending is produced is close to zero, i.e.,
Second bending is deformed, and the first bending is not deformed, so, reverse force spring plate and movable contact spring formation one certain first
Gap, the first gap can ensure reverse force spring plate in the closing of contact, prevent the second bending of reverse force spring plate to reverse force spring plate end
Part and dynamic spring point rivet end and movable contact spring contact caused by relay inverse characteristic curve abrupt change, properties of product shakiness
Fixed, reliability reduction；Second bending can be for regulation dynamic circuit connector pressure and overtravel.
The beneficial effects of the invention are as follows：
1st, as a result of single reverse force spring plate, and the first bending and the second bending are provided with reverse force spring plate, allow anti-
Power reed only provides pressure, and is not involved in the current-carrying and cooling requirements of relay so that the optional model of the material of reverse force spring plate
Enclose larger, allow movable contact spring only to provide conductive, radiating, the requirement of the movable contact spring mechanical property of materials is reduced, so as to greatly reduce
Material cost, and with the characteristics of assembling is simple, production efficiency is high.
2nd, as a result of the first bending is located at the fixing point of reverse force spring plate and movable contact spring connection with close to the riveting
End is towards between the edge in movable contact spring root direction；Second bending is located between the first bending and the end of reverse force spring plate, and
Second bending of reverse force spring plate to the length dimension of reverse force spring plate end is more than or equal to the first bending of reverse force spring plate to second
The length dimension of bending, makes reverse force spring plate occupy little space, the development that relay can be promoted to minimize.
3rd, as a result of the first bending is located at the fixing point of reverse force spring plate and movable contact spring connection with close to the riveting riveting
End is connect towards between the edge in movable contact spring root direction；Second bending is located between the first bending and the end of reverse force spring plate,
And second bending be more than the bulge size of riveting end apart from size to movable contact spring；When reverse force spring plate stress movable contact closure
When, the deflection that the second bending is produced is more than the deflection that the first bending is produced, the deflection that preferably the first bending is produced
It is close to zero, i.e., the second bending is deformed, and the first bending is not deformed, makes the second bending of reverse force spring plate to counter-force spring
A first certain gap is formed between part and movable contact spring between piece end, so as to avoid closing in relay contact
During conjunction, the second bending of reverse force spring plate rivets end to the part between reverse force spring plate end and movable contact and movable contact spring is contacted and led
The relay inverse characteristic curve abrupt change of cause, properties of product are unstable, reliability reduction.
4th, as a result of when reverse force spring plate stress, the deflection that the second bending is produced is more than the change that the first bending is produced
The deflection that shape amount, preferably the first bending are produced is close to zero, i.e., the second bending is deformed, and the first bending is not produced
Deformation so that during relay contact closure, makes the second bending of reverse force spring plate to the part between reverse force spring plate end and dynamic spring
A first certain gap is formed between piece；When first gap also solves reverse force spring plate design, the reed of counter-force is produced
Width dimensions can not be met the dynamic circuit connector pressure and overtravel of product design by reed width dimensions caused by the resigning of movable contact end
Demand, and setting anti-fatigue life requirement；Elastic reaction can be realized in relay design in smaller space
The design of structure, is conducive to the Miniaturization Design of relay appearance and size.
5th, as a result of auricle is set on reverse force spring plate, mounting groove is set on movable contact spring, by bending or slash,
Split projection or the bending structure anti-back of the formation such as riveting so that magnetic latching relay has the characteristics of assembling is simple, production efficiency is high.
The present invention is described in further detail below in conjunction with drawings and Examples；But a kind of band reverse force spring plate of the present invention
Magnetic latching relay be not limited to embodiment.
Brief description of the drawings
Fig. 1 is the organigram of embodiment one (closing of contact) of the invention；
Fig. 2 is the organigram of embodiment one (contact disconnection) of the invention；
Fig. 3 is the organigram of the dynamic spring part of the present invention of embodiment one；
Fig. 4 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment one；
Fig. 5 is the schematic diagram of the dynamic spring part (closing of contact) of the present invention of embodiment one；
Fig. 6 is the schematic diagram of the dynamic spring part (contact disconnection) of the present invention of embodiment one；
Fig. 7 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment one；
Fig. 8 is the front view of the reverse force spring plate of the dynamic spring part of the present invention of embodiment one；
Fig. 9 is the side view of the reverse force spring plate of the dynamic spring part of the present invention of embodiment one；
Figure 10 is the top view of the reverse force spring plate of the dynamic spring part of the present invention of embodiment one；
Figure 11 is the front view of the movable contact spring of the dynamic spring part of the present invention of embodiment one；
Figure 12 is the organigram of the dynamic spring part of the present invention of embodiment two；
Figure 13 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment two；
Figure 14 is the organigram of the dynamic spring part of the present invention of embodiment three；
Figure 15 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment three；
Figure 16 is the front view of the dynamic spring part of the present invention of embodiment three；
Figure 17 is the top view of the dynamic spring part of the present invention of embodiment three；
Figure 18 is the upward view of the dynamic spring part of the present invention of embodiment three；
Figure 19 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment three；
Figure 20 is the organigram of the dynamic spring part of the example IV present invention；
Figure 21 is the construction decomposing schematic representation of the dynamic spring part of the example IV present invention；
Figure 22 is the front view of the dynamic spring part of the example IV present invention；
Figure 23 is the organigram of the reverse force spring plate of the dynamic spring part of the example IV present invention；
Figure 24 is the organigram of the dynamic spring part of the present invention of embodiment five；
Figure 25 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment five；
Figure 26 is the front view of the dynamic spring part of the present invention of embodiment five；
Figure 27 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment five；
Figure 28 is the organigram of the dynamic spring part of the present invention of embodiment six；
Figure 29 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment six；
Figure 30 is the front view of the dynamic spring part of the present invention of embodiment six；
Figure 31 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment six；
Figure 32 is the organigram of the dynamic spring part of the present invention of embodiment seven；
Figure 33 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment seven；
Figure 34 is the front view of the dynamic spring part of the present invention of embodiment seven；
Figure 35 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment seven；
Figure 36 is the organigram of the dynamic spring part of the present invention of embodiment eight；
Figure 37 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment eight；
Figure 38 is the front view of the dynamic spring part of the present invention of embodiment eight；
Figure 39 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment eight；
Figure 40 is the organigram of the dynamic spring part of the present invention of embodiment nine；
Figure 41 is the construction decomposing schematic representation of the dynamic spring part of the present invention of embodiment nine；
Figure 42 is the front view of the dynamic spring part of the present invention of embodiment nine；
Figure 43 is the organigram of the reverse force spring plate of the dynamic spring part of the present invention of embodiment nine
Embodiment
Embodiment one
Referring to shown in Fig. 1 to Figure 11, a kind of magnetic latching relay with reverse force spring plate of the invention, including magnetic circuit system,
Contact system, pushing mechanism and pedestal；Magnetic circuit system is typically made up of the magnetic circuit of two almost symmetries, including static magnetic conductor portion
Part, movable magnetic conduction body component and coil, contact system include dynamic spring part 10, quiet spring part 20, and pushing mechanism is typically by promoting
Block 30 is taken on；The dynamic spring part includes the movable contact spring 11 and movable contact 12 for being used for realizing current-carrying；Wherein, movable contact spring 11 is by three
Build up, movable contact 12 there are two, and the riveting of movable contact 12 is mounted in the one side of movable contact spring 11 (after i.e. three stack), and in movable contact spring
The another side of 11 (after i.e. three stack) has the riveting end 121 of protrusion；The dynamic spring part also includes reverse force spring plate 13, instead
Power reed 13 is mounted in the another side of movable contact spring 11 (after i.e. three stack), and the one end of reverse force spring plate 13 is fixed on the root of movable contact spring 11
Between the riveting end 121 of the movable contact 12, the other end of reverse force spring plate 13 extends and is provided with to the riveting direction of end 121
First bending 131 and the second bending 132；First bending 131 is located at the fixing point of reverse force spring plate and movable contact spring connection with connecing
The nearly riveting movable contact end 121 is towards between the edge in movable contact spring root direction；Second bending 132 is located at the first folding
Between curved 131 and the end of reverse force spring plate 13, the second bending of reverse force spring plate be more than to the length dimension of reverse force spring plate end or
Equal to the length dimension of the first bending to the second bending of reverse force spring plate, i.e. the second bending of reverse force spring plate to reverse force spring plate end
Part 1303 length dimension be more than or equal to reverse force spring plate the first bending to the second bending part 1302 length ruler
It is very little；Second bending 132 of reverse force spring plate is to movable contact spring 11 apart from size more than the bulge size for riveting end 121；Work as counter-force
During the 13 stress sound closing of contact of reed, the deflection that the second bending 132 is produced is more than the deflection that the first bending 131 is produced,
Make the second bending of reverse force spring plate certain to forming one between the part 1303 between reverse force spring plate end and movable contact spring 11
First gap 133, to avoid the riveting end 121 and movable contact spring 11.
In the reverse force spring plate 13, the fixing point that reverse force spring plate and movable contact spring couple to the part 1301 of the first bending is with moving
Reed 11 mutually reclines, and the first bending 131 of reverse force spring plate causes the first bending of reverse force spring plate 13 to the part of the second bending
1302 fold to away from the direction of movable contact spring, and the second bending 132 of reverse force spring plate causes the second bending of reverse force spring plate to counter-force
The part 1303 of reed end is folded into the direction close to movable contact spring 11 again；When the reverse force spring plate stress sound closing of contact, the
The deflection that two bendings 132 are produced is more than the deflection that the first bending 131 is produced, and preferably the second bending 132 is deformed,
And the first bending 131 is not deformed, makes the second bending of reverse force spring plate to the part 1303 between reverse force spring plate end and move
A first certain gap 133 is formed between reed 11, to avoid the riveting end and movable contact spring.
Second bending 132 of the reverse force spring plate 13 has preset bending angle, so that the dynamic spring part can be carried
For dynamic circuit connector pressure corresponding with bending angle and overtravel.
When reverse force spring plate is designed, width dimensions that can be with the first bending of reverse force spring plate to the part of the second bending are big
In or equal to reverse force spring plate the second bending to reverse force spring plate end part width dimensions.
Reverse force spring plate can be more than or equal to the thickness of the first bending of reverse force spring plate to the part of the second bending
The second bending to reverse force spring plate end part thickness.
The fixed form of reverse force spring plate and movable contact spring：In the reverse force spring plate 13, corresponding to mutually solid with movable contact spring 11
Fixed place is provided with two auricles 134；Mounting groove 111 is provided with the correspondence position of movable contact spring 11；The auricle 134 of the reverse force spring plate 13
Anti-back is formed through the mounting groove 111 of the movable contact spring, and in the raised progress riveting formed through part using slash 135
Structure, one end and movable contact spring 11 for making the reverse force spring plate 13 is mutually fixed.
A kind of magnetic latching relay with reverse force spring plate of the present invention, is to use single reverse force spring plate 13, reverse force spring plate
13 only provide pressure, are not involved in current-carrying and the radiating of relay, bending at two are provided with reverse force spring plate 13, by setting two
Locate bending there is provided the dynamic circuit connector pressure needed for relay and overtravel, when 13 stress of reverse force spring plate, the deformation that the second bending is produced
Amount is more than the deflection that the first bending is produced, and preferably the second bending 132 is deformed, and the first bending 131 does not produce change
Shape, makes the second bending of reverse force spring plate certain to forming one between the part 1303 between reverse force spring plate end and movable contact spring
First gap 133, the first gap 133 can ensure reverse force spring plate 13 in the closing of contact, prevent the second bending of reverse force spring plate extremely
Relay is anti-caused by part 1303 between reverse force spring plate end is contacted with the riveting end 121 of movable contact 12 and movable contact spring 11
Force characteristic curve abrupt change, properties of product are unstable, reliability reduction；Second bending 132 can be for regulation dynamic circuit connector pressure and super
Stroke.When first gap 133 also solves reverse force spring plate design, the reed width dimensions for producing counter-force are allowed by movable contact end
Reed width dimensions caused by position can not meet the dynamic circuit connector pressure of product design and the demand of overtravel, and setting is antifatigue
The requirement in life-span；The design of elastic reaction structure can be realized in smaller space in relay design, be conducive to relay
The Miniaturization Design of appearance and size.
Embodiment two
Referring to shown in Figure 12 to Figure 13, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 21 and movable contact 22 for being used for realizing current-carrying；Reverse force spring plate 23 has the first folding
Curved 231 and second bending 232；
In the reverse force spring plate 23, first through hole 234 is being provided with corresponding to the phase bearing of movable contact spring；In movable contact spring
Correspondence position is provided with flange bulge loop 211；The flange bulge loop 211 of the movable contact spring passes through the first through hole of the reverse force spring plate
234, and, using flange riveting method formation anti-back structure, make one end and the movable contact spring 21 of the reverse force spring plate 23 through part
It is mutually fixed.
Embodiment three
Referring to shown in Figure 14 to Figure 19, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 31 and movable contact 32 for being used for realizing current-carrying；Reverse force spring plate 33 has the first folding
Curved 331 and second bending 332；
In the reverse force spring plate 33, auricle 334 is being provided with corresponding to the phase bearing of movable contact spring；Auricle 334 is provided with and split
Seam；Mounting groove 311 is provided with the correspondence position of movable contact spring；The auricle 334 of the reverse force spring plate passes through the installation of the movable contact spring
Groove 311, and through part using mirror image split that riveting formed it is raised carry out riveting and form anti-back structure, make the reverse force spring plate
33 one end is mutually fixed with movable contact spring 31.
Example IV
Referring to shown in Figure 20 to Figure 23, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 41 and movable contact 42 for being used for realizing current-carrying；Reverse force spring plate 43 has the first folding
Curved 431 and second bending 432；
In the reverse force spring plate 43, auricle 434 is being provided with corresponding to the phase bearing of movable contact spring, the auricle 434 is set
Having can reverse part 435；Mounting groove 411 is provided with the correspondence position of movable contact spring 41；The auricle 434 of the reverse force spring plate passes through institute
State the mounting groove 411 of movable contact spring, by reverse auricle can reverse part 435 formed anti-back structure, make the reverse force spring plate 43
One end mutually fixed with movable contact spring 41.
Embodiment five
Referring to shown in Figure 24 to Figure 27, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 51 and movable contact 52 for being used for realizing current-carrying；Reverse force spring plate 53 has the first folding
Curved 531 and second bending 532；
In the reverse force spring plate 53, auricle 534 is being provided with corresponding to the phase bearing of movable contact spring, the auricle 534 is set
Flexible tongue piece 535；Mounting groove 511 is provided with the correspondence position of movable contact spring；The auricle 534 of the reverse force spring plate is moved through described
The mounting groove 511 of reed, makes the elastic tongue piece 535 of auricle be stuck in the back side formation anti-back structure of movable contact spring 51, makes the counter-force
One end of reed 53 is mutually fixed with movable contact spring 51.
Embodiment six
Referring to shown in Figure 28 to Figure 31, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 61 and movable contact 62 for being used for realizing current-carrying；Reverse force spring plate 63 has the first folding
Curved 631 and second bending 632；
In the reverse force spring plate 63, auricle 634 is being provided with corresponding to the phase bearing of movable contact spring；In pair of movable contact spring 61
Position is answered to be provided with mounting groove 611；The auricle 634 of the reverse force spring plate passes through the mounting groove 611 of the movable contact spring, and through portion
Divide and anti-back structure is formed using wrap direction progress riveting, the one end and movable contact spring 61 for making the reverse force spring plate 63 are mutually fixed.
Embodiment seven
Referring to shown in Figure 32 to Figure 35, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 71 and movable contact 72 for being used for realizing current-carrying；Reverse force spring plate 73 has the first folding
Curved 731 and second bending 732；
In the reverse force spring plate 73, auricle 734 is being provided with corresponding to the phase bearing of movable contact spring, the auricle 734 is set
Flexible tongue piece 735；The auricle 734 of reverse force spring plate is elastic bending；The auricle 734 of the reverse force spring plate is clipped in the side of movable contact spring
Side, makes the elastic tongue piece 735 of auricle be stuck in the back side of movable contact spring 71 and forms anti-back structure, make one end of the reverse force spring plate 73 with
Movable contact spring 71 is mutually fixed.
Embodiment eight
Referring to shown in Figure 36 to Figure 39, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 81 and movable contact 82 for being used for realizing current-carrying；Reverse force spring plate 83 has the first folding
Curved 831 and second bending 832；
In the reverse force spring plate 83, auricle 834 is being provided with corresponding to the phase bearing of movable contact spring, the auricle 834 is
Rigid bending, auricle is provided with and fastens portion 835；It is convex being additionally provided with corresponding to the phase bearing with movable contact spring in the reverse force spring plate 83
Portion；The second through hole for being matched with the convex portion is provided with the correspondence position of movable contact spring；The convex portion of the reverse force spring plate coordinates in institute
In the second through hole for stating movable contact spring, the auricle 834 of reverse force spring plate coordinates in the side of movable contact spring 81, and reverse force spring plate fastens portion 835
Cooperation forms anti-back structure at the back side of movable contact spring, and the one end and movable contact spring 81 for making the reverse force spring plate 83 are mutually fixed.
Embodiment nine
Referring to shown in Figure 40 to Figure 43, a kind of magnetic latching relay with reverse force spring plate of the invention, with embodiment one
Difference is that reverse force spring plate is different from the fixed form of movable contact spring.
The dynamic spring part includes the movable contact spring 91 and movable contact 92 for being used for realizing current-carrying；Reverse force spring plate 93 has the first folding
Curved 931 and second bending 932；
One end of the reverse force spring plate 93 is mutually fixed with the end of movable contact spring 91 by riveting.
Above-described embodiment is only used for further illustrating a kind of magnetic latching relay with reverse force spring plate of the present invention, but this hair
It is bright to be not limited to embodiment, any simple modification that every technical spirit according to the present invention is made to above example, etc.
With change and modification, each fall within the protection domain of technical solution of the present invention.
Claims (11)
1. a kind of magnetic latching relay with reverse force spring plate, including dynamic spring part；The dynamic spring part includes being used for realizing current-carrying
Movable contact spring and movable contact；The movable contact riveting is mounted in the one side of movable contact spring, and in riveting of the another side with protrusion of movable contact spring
Connect end；It is characterized in that：The dynamic spring part also includes reverse force spring plate, and reverse force spring plate is mounted in the another side of movable contact spring, counter-force
Reed one end is fixed between the root of movable contact spring and the riveting end, and the other end of reverse force spring plate prolongs to riveting end direction
Stretch and be provided with the first bending and the second bending；First bending is located at the fixing point of reverse force spring plate and movable contact spring connection with approaching
The riveting end is towards between the edge in movable contact spring root direction, and second bending is located at the first bending and reverse force spring plate
Between end, the second bending of reverse force spring plate is more than or equal to the first folding of reverse force spring plate to the length dimension of reverse force spring plate end
The curved length dimension to the second bending；Second bending of reverse force spring plate is to movable contact spring apart from size more than the protrusion for riveting end
Size, when the reverse force spring plate stress sound closing of contact, the deflection that the second bending is produced is more than the deformation that the first bending is produced
Amount, makes the second bending of reverse force spring plate to forming one certain first between the part between reverse force spring plate end and movable contact spring
Gap, to avoid the riveting end and movable contact spring.
2. the magnetic latching relay according to claim 1 with reverse force spring plate, it is characterised in that：Further, counter-force is worked as
During the reed stress sound closing of contact, only the second bending is deformed, and the first bending is not deformed, and makes the of reverse force spring plate
Two bendings are to a first certain gap is formed between the part of reverse force spring plate end and movable contact spring, to avoid the riveting end
End and movable contact spring.
3. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The of reverse force spring plate
One bending to the width dimensions of the part of the second bending are more than or equal to the second bending of reverse force spring plate to reverse force spring plate end
Partial width dimensions.
4. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The of reverse force spring plate
One bending to the thickness of the part of the second bending is more than or equal to the second bending of reverse force spring plate to reverse force spring plate end
Partial thickness.
5. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
In, it is being provided with auricle corresponding to the phase bearing of movable contact spring；Mounting groove is provided with the correspondence position of movable contact spring；The counter-force spring
The auricle of piece passes through the mounting groove of the movable contact spring, and through part is using bending, slash or splits the projection that riveting formed and enters
Row riveting forms anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
6. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
In, it is being provided with first through hole corresponding to the phase bearing of movable contact spring；Flange bulge loop is provided with the correspondence position of movable contact spring；It is described
The flange bulge loop of movable contact spring passes through the first through hole of the reverse force spring plate, and is forming anti-using flange riveting method through part
Structure is moved back, one end of the reverse force spring plate is mutually fixed with movable contact spring.
7. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
In, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is provided with can reverse part；In the corresponding position of movable contact spring
Mounting groove is installed；The auricle of the reverse force spring plate passes through the mounting groove of the movable contact spring, can torsional part by reverse auricle
Divide and form anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
8. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
In, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is provided with elastic tongue piece；In the correspondence position of movable contact spring
Provided with mounting groove；The auricle of the reverse force spring plate passes through the mounting groove of the movable contact spring, the elastic tongue piece of auricle is stuck in dynamic spring
The back side of piece forms anti-back structure, one end of the reverse force spring plate is mutually fixed with movable contact spring.
9. the magnetic latching relay according to claim 8 with reverse force spring plate, it is characterised in that：The ear of the reverse force spring plate
Piece is elastic bending.
10. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
In, auricle is being provided with corresponding to the phase bearing of movable contact spring, the auricle is rigid bending, and auricle is provided with and fastens portion；It is described anti-
In power reed, convex portion is being additionally provided with corresponding to the phase bearing with movable contact spring；It is provided with the correspondence position of movable contact spring and is matched with institute
State the second through hole of convex portion；The convex portion of the reverse force spring plate coordinates in the second through hole of the movable contact spring, the ear of reverse force spring plate
Piece coordinates in the side of movable contact spring, and the portion of fastening of reverse force spring plate coordinates forms anti-back structure at the back side of movable contact spring, makes described anti-
One end of power reed is mutually fixed with movable contact spring.
11. the magnetic latching relay according to claim 1 or 2 with reverse force spring plate, it is characterised in that：The reverse force spring plate
One end and movable contact spring end by riveting mutually fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510211951.8A CN104900451B (en) | 2015-04-29 | 2015-04-29 | A kind of magnetic latching relay with reverse force spring plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510211951.8A CN104900451B (en) | 2015-04-29 | 2015-04-29 | A kind of magnetic latching relay with reverse force spring plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104900451A CN104900451A (en) | 2015-09-09 |
| CN104900451B true CN104900451B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510211951.8A Active CN104900451B (en) | 2015-04-29 | 2015-04-29 | A kind of magnetic latching relay with reverse force spring plate |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068489B (en) * | 2016-12-19 | 2019-07-02 | 时太工业科技（上海）有限公司 | The mechanism loading of relay |
| CN106783409A (en) * | 2017-02-23 | 2017-05-31 | 浙江格蕾特电器股份有限公司 | Magnetic latching relay |
| CN110323106B (en) * | 2018-03-29 | 2021-03-02 | 厦门台松精密电子有限公司 | Movable spring plate structure and relay thereof |
| CN109036971B (en) * | 2018-08-10 | 2023-10-20 | 厦门宏发信号电子有限公司 | Connecting structure of movable reed and leading-out end of relay |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202996731U (en) * | 2012-12-28 | 2013-06-12 | 厦门宏发电力电器有限公司 | Magnetic latching relay with stagger cooperation between push block and movable spring |
| CN203205353U (en) * | 2013-04-19 | 2013-09-18 | 湖南航天经济发展有限公司 | Magnetic latching relay for increasing load contact pressure |
| CN103985607A (en) * | 2014-05-15 | 2014-08-13 | 宁波福特继电器有限公司 | High-power magnetic relay with pushing mechanism |
| CN204596720U (en) * | 2015-04-29 | 2015-08-26 | 厦门宏发电力电器有限公司 | With the magnetic latching relay of reverse force spring plate |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202996731U (en) * | 2012-12-28 | 2013-06-12 | 厦门宏发电力电器有限公司 | Magnetic latching relay with stagger cooperation between push block and movable spring |
| CN203205353U (en) * | 2013-04-19 | 2013-09-18 | 湖南航天经济发展有限公司 | Magnetic latching relay for increasing load contact pressure |
| CN103985607A (en) * | 2014-05-15 | 2014-08-13 | 宁波福特继电器有限公司 | High-power magnetic relay with pushing mechanism |
| CN204596720U (en) * | 2015-04-29 | 2015-08-26 | 厦门宏发电力电器有限公司 | With the magnetic latching relay of reverse force spring plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104900451A (en) | 2015-09-09 |
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