CN209822573U - Movable contact spring assembly applied to relay - Google Patents

Abstract

The utility model discloses a movable reed assembly applied to a relay, which comprises a movable reed main body and an armature, wherein the movable reed main body is riveted on the upper end face of the armature, one end of the movable reed main body is provided with a movable contact, the other end of the movable reed main body is provided with a connecting block with a double-layer structure, the connecting block is provided with a connecting hole, a reinforcing gasket is arranged between the armature and the movable reed main body, one end of the reinforcing gasket, which is close to the connecting block, is turned down to form a limiting convex edge, and one end of the armature is provided with a; the other end of the armature is provided with a convex limiting block, and two side edges of one end, close to the limiting groove, of the armature are provided with limiting grooves used for being matched with limiting rods on a yoke iron in the relay. The utility model provides a pair of be applied to movable contact spring subassembly of relay can effectively guarantee the stability of armature up-and-down motion, and reed main part and armature riveting structure are firm.

Description

Movable contact spring assembly applied to relay

Technical Field

The utility model belongs to the technical field of the relay and specifically relates to a be applied to movable contact spring subassembly of relay.

Background

In the practical use of the spring assembly of the existing relay, because the movable spring assembly needs to be assembled on the yoke and is positioned right above the coil in the axial direction, when the coil is electrified, electromagnetic attraction force is generated, the armature is attracted downwards, and the movable contact is promoted to be contacted with the static contact; when the coil is powered off, the electromagnetic force disappears, and the armature resets upwards under the elastic action of the movable spring or the spring, so that the movable spring component moves up and down continuously in the whole using process, and the limit is provided in the up-and-down movement process in order to ensure the contact accuracy of the movable contact and the fixed contact.

Disclosure of Invention

The utility model discloses the technical problem that will solve is: overcome prior art's defect, provide one kind and can effectively guarantee the stability of armature up-and-down motion, and the reed main part is used in the movable contact spring subassembly of relay with armature riveting structure is firm.

The utility model adopts the technical proposal that: the movable reed component applied to the relay comprises a movable reed main body and an armature, wherein the movable reed main body is riveted on the upper end face of the armature, one end of the movable reed main body is provided with a movable contact, the other end of the movable reed main body is provided with a connecting block with a double-layer structure, a connecting hole is formed in the connecting block, a reinforcing gasket is arranged between the armature and the movable reed main body, one end, close to the connecting block, of the reinforcing gasket is turned downwards to form a limiting convex edge, and one end of the armature is provided with a limiting groove matched with the limiting convex edge; the other end of the armature is provided with a convex limiting block, and two side edges of one end, close to the limiting groove, of the armature are provided with limiting grooves used for being matched with limiting rods on a yoke iron in the relay.

After the structure more than adopting, the utility model discloses a novel relay movable contact spring compares with prior art and has following advantage:

the utility model discloses a structure has increased the one deck between movable contact spring main part and armature and has strengthened the gasket to tip bending type at strengthening the gasket has formed a spacing chimb, sets up corresponding spacing recess on armature, and spacing chimb cooperation is in spacing recess, so this strengthen the gasket structure increase the back and improved armature and movable contact spring main part riveted structural strength promptly, realized the position location to armature again, improved the precision of riveting position. More importantly, the other end of the armature is also provided with a limiting block which is used for limiting the upper end of a plastic support frame pre-installed in the relay in the horizontal direction, so that the position stability of the armature in the up-and-down motion is ensured.

The riveting part of the movable spring and the armature is of a double-layer reinforced protruding edge structure, so that the riveting strength is high; the connecting block provided with the wiring hole is also of a double-layer structure, so that the strength is high; the end of the armature close to the contact is provided with an inclined plane to provide a rebound buffering space for the movable spring.

As an improvement, one end of each of two side walls of the limiting groove, which is close to the groove bottom, is recessed to form two wing-side grooves, the two wing-side grooves are communicated with the limiting groove to form a T-shaped groove, and the corner parts of the T-shaped groove are all in fillet transition.

Preferably, the two sides of one end, close to the limiting block, of the armature are provided with process notches. The process notch is mainly designed for realizing light weight of products.

As an improvement, two symmetrical reinforcing convex edges are arranged on two sides of the movable reed main body, first riveting holes are formed in the two reinforcing convex edges, and second riveting holes distributed in a triangular shape with the two first riveting holes are further formed in the movable reed main body; the upper end face of the armature is provided with three riveting columns which are correspondingly matched with the first riveting hole and the second riveting hole respectively. Three riveting points distributed in a triangular shape enable the structure to be more stable.

And the movable spring main body and the reinforcing convex edge are assembled in the accommodating groove, and the three riveting columns are arranged at the bottom of the accommodating groove. The containing groove plays a limiting role in the movable contact spring main body, and deflection is not easy to occur after riveting.

And the positions, corresponding to the three riveting columns, of the end face, on one side, away from the movable reed main body, of the armature are provided with circular counter bores, and the aperture of each circular counter bore is larger than the outer diameter of each riveting column. The arrangement of the round counter bore enables riveting to be more labor-saving.

Preferably, the upper part of one end of the armature close to the movable contact is provided with an inclined plane. The inclined plane provides a rebound buffering space for the movable spring.

Drawings

Fig. 1 is a side view structural diagram of the movable contact spring assembly applied to the relay of the present invention.

Fig. 2 is a top view of the movable contact spring assembly applied to the relay according to the present invention in an expanded state.

Fig. 3 is a top view of the armature of the present invention.

Fig. 4 is a schematic half-section view of fig. 3.

Fig. 5 is a schematic view of the use state of the movable spring plate assembly of the present invention.

The movable spring piece comprises a movable spring piece main body, a reinforcing convex edge, a movable armature, a limiting groove, a limiting block, a limiting groove, a wing side groove, a process notch, a riveting column, a 2.6 accommodating groove, a circular counter bore, a 2.8 accommodating groove, a slope, a movable contact, a 4 connecting block, a 4.1 connecting hole, a reinforcing gasket, a limiting convex edge, a yoke iron 100 and a plastic supporting frame 110.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

In the description of the present invention, it should be noted that the terms "upper end surface", "lower end surface", "side wall", "lower end surface", "upper surface", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. It should also be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "attached" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figure 1, the utility model provides a pair of be applied to movable spring subassembly of relay, including movable spring main part 1 and armature 2, movable spring main part 1 riveting fixed is in the up end of armature 2. One end of the movable spring leaf main body 1 is provided with a movable contact 3, the other end of the movable spring leaf main body is provided with a connecting block 4 with a double-layer structure, the connecting block 4 is provided with a connecting hole 4.1, a reinforcing gasket 5 is further arranged between the armature 2 and the movable spring leaf main body 1, and the reinforcing gasket 5 is fixedly riveted with the movable spring leaf main body 1 and the armature 2.

Specifically, strengthen the one end that gasket 5 is close to connecting block 4 and turn over down and roll over and form spacing chimb 5.1, the one end of armature 2 be equipped with spacing chimb 5.1 matched with spacing recess 2.1, after armature 2 and movable spring leaf main part 1 riveting fixed, through the limiting displacement who strengthens spacing chimb 5.1 on the piece 5 for armature 2's position obtains good location, improves the accuracy of riveting position.

The other end of the armature 2 is provided with a convex limiting block 2.2, and two side edges of one end of the armature 2 close to the limiting groove 2.1 are provided with limiting grooves 2.3 matched with limiting rods on a yoke in the relay. Specifically, as shown in fig. 5, in the use process of the movable spring assembly, a limiting rod is arranged at the upper end of the relay yoke 100, correspondingly, limiting grooves 2.3 are arranged at two sides of one end, close to the yoke 100, of the armature 2, and after the armature is installed, the limiting grooves 2.3 are matched outside the limiting rod. And set up corresponding plastics support frame 110 on the relay base, be equipped with the joining in marriage the dress groove in the upper end of plastics support frame 110, the stopper 2.2 sliding fit of armature 2 one end is in joining in marriage the dress inslot, realizes the spacing of armature 2 horizontal direction, can not take place the skew for armature 2 has direction limit structure when moving from top to bottom, keeps the stability of up-and-down motion.

Two wing side grooves 2.4 are formed by recessing one ends of two side walls of the limiting groove 2.3 close to the groove bottom, the two wing side grooves 2.4 are communicated with the limiting groove 2.3 to form a T-shaped groove, and the corner part of the T-shaped groove is in fillet transition. The limiting groove 2.3 of the structure enables the armature 2 to be more stably and reliably matched with the limiting rod in a guiding mode.

In addition, in order to realize light weight, both sides of one end, close to the limiting block 2.2, of the armature iron 2 are provided with process notches 2.5, so that the effect of reducing the weight is realized.

As shown in fig. 2 and 3, two symmetrical reinforcing flanges 1.1 are arranged on two sides of the movable reed main body 1, first riveting holes 1.2 are respectively arranged on the two reinforcing flanges 1.1, and second riveting holes 1.3 distributed in a triangular shape with the two first riveting holes 1.2 are also arranged on the movable reed main body 1; the upper end face of the armature 2 is provided with three riveting columns 2.6 which are correspondingly matched with the first riveting hole 1.2 and the second riveting hole 1.3 respectively.

In order to further improve the structural stability of the movable spring main body 1 and the armature 2 after riveting, an inwards concave containing groove 2.7 is arranged on the upper surface of the armature 2, the movable spring main body 1 and the reinforcing convex edge 1.1 are both assembled in the containing groove 2.7, and three riveting columns 2.6 are all arranged at the bottom of the containing groove 2.7. As shown in fig. 4, circular counter bores 2.8 are respectively arranged at positions corresponding to the three riveting columns 2.6 on the end surface of one side of the armature 2, which is away from the movable reed main body 1, and the aperture of each circular counter bore 2.8 is larger than the outer diameter of each riveting column 2.6. The back of the corresponding position of the riveting column 2.6 is provided with the corresponding round counter bore 2.8, so that the acting force during riveting can be effectively reduced during riveting, and the end face of the riveting column 2.6 after riveting is more smooth.

The upper part of the armature 2 close to one end of the movable contact 3 is provided with an inclined plane 2.9, and the inclined plane provides a rebound buffering space for the movable spring.

While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.

Claims (7)

1. The utility model provides a be applied to movable contact spring subassembly of relay, includes movable contact spring main part (1) and armature (2), movable contact spring main part (1) rivet in the up end of armature (2), the one end of movable contact spring main part (1) is equipped with movable contact (3), and the other end is equipped with bilayer structure's connecting block (4), connecting block (4) on be equipped with connecting hole (4.1), its characterized in that: a reinforcing gasket (5) is arranged between the armature (2) and the movable reed main body (1), one end, close to the connecting block (4), of the reinforcing gasket (5) is turned downwards to form a limiting convex edge (5.1), and a limiting groove (2.1) matched with the limiting convex edge (5.1) is formed in one end of the armature (2); the other end of the armature (2) is provided with a convex limiting block (2.2), and two side edges of one end, close to the limiting groove (2.1), of the armature (2) are respectively provided with a limiting groove (2.3) used for being matched with a limiting rod on a yoke iron in the relay.

2. The movable contact spring assembly applied to a relay according to claim 1, wherein: the two side walls of the limiting groove (2.3) are recessed to form two wing side grooves (2.4) at the end close to the groove bottom, the two wing side grooves (2.4) are communicated with the limiting groove (2.3) to form a T-shaped groove, and the corner part of the T-shaped groove is in fillet transition.

3. The movable contact spring assembly applied to a relay according to claim 1, wherein: and both sides of one end, close to the limiting block (2.2), of the armature (2) are provided with process notches (2.5).

4. The movable contact spring assembly applied to a relay according to claim 1, wherein: two symmetrical reinforcing convex edges (1.1) are arranged on two sides of the movable reed main body (1), first riveting holes (1.2) are formed in the two reinforcing convex edges (1.1), and second riveting holes (1.3) distributed in a triangular shape with the two first riveting holes (1.2) are further formed in the movable reed main body (1); the upper end face of the armature (2) is provided with three riveting columns (2.6) which are correspondingly matched with the first riveting hole (1.2) and the second riveting hole (1.3) respectively.

5. The movable contact spring assembly applied to the relay according to claim 4, wherein: an inwards concave containing groove (2.7) is formed in the upper surface of the armature iron (2), the movable reed main body (1) and the reinforcing convex edge (1.1) are assembled in the containing groove (2.7), and the three riveting columns (2.6) are arranged at the bottom of the containing groove (2.7).

6. The movable contact spring assembly applied to the relay according to claim 4, wherein: the position, corresponding to the three riveting columns (2.6), of one side end face, deviating from the movable spring piece main body (1), of the armature (2) is provided with a circular counter bore (2.8), and the aperture of the circular counter bore (2.8) is larger than the outer diameter of the riveting column (2.6).

7. The movable contact spring assembly applied to a relay according to claim 1, wherein: the upper part of one end of the armature iron (2) close to the movable contact (3) is provided with an inclined plane (2.9).