CN220382013U

CN220382013U - Armature push plate integrated relay

Info

Publication number: CN220382013U
Application number: CN202321923753.0U
Authority: CN
Inventors: 汪卫华; 何炎丰
Original assignee: Zhejiang Fanhua Electronic Co ltd
Current assignee: Zhejiang Fanhua Electronic Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-01-23
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses an armature push plate integrated relay which comprises a coil frame, a moving plate, a fixed plate, a coil and an iron core, wherein the moving plate is provided with a movable contact, the fixed plate is provided with a fixed contact corresponding to the movable contact, the coil and the iron core are respectively arranged outside and inside the coil frame, the relay further comprises an armature push plate assembly with an integrated structure, the armature push plate assembly and the coil frame are arranged side by side, one end of the armature push plate assembly is a mounting section, the other end of the armature push plate assembly is an armature section, the middle part of the armature push plate assembly is a push section, the mounting section is arranged on the coil frame, the armature section is in magnetic attraction fit with the iron core, and the push section acts on the moving plate. According to the utility model, the armature push piece assembly is formed by combining the armature and the pressing piece into a whole, and the action of the moving piece is controlled directly through the pressing piece, so that the structure of the electromagnetic relay is simplified, and the product cost is reduced; and the external dimension of the relay is reduced, and the relay is suitable for being applied to occasions with specific narrow spaces.

Description

Armature push plate integrated relay

Technical Field

The utility model relates to the technical field of electromagnetic relays, in particular to an armature push-piece integrated relay.

Background

Relays are a common type of electrical switching apparatus, typically consisting of an electromagnet and contacts. When the electromagnet is electrified, the generated magnetic field attracts the contacts to be closed, so that current can be conducted through the relay; when the electromagnet is powered off, the contacts are opened and current cannot pass through the relay. The relay is widely applied to an automatic control system, can control the on-off of large current by controlling small current, and is used for realizing the functions of switching, protecting, adjusting and the like of a circuit.

The armature and the pushing piece (pushing card and moving piece) are important parts of the electromagnetic relay, the armature is matched with the electromagnet, and the pushing piece drives the moving piece of the relay to act, so that the effect of connecting and disconnecting a circuit is achieved. The two are usually independent components, and the relay functions are realized together after connection and matching. In some specific occasions, there are strict limitations on the size of the relay, and the conventional relay is difficult to meet the requirements, and the structure of the electromagnetic relay needs to be simplified and designed in an improved manner.

Disclosure of Invention

In order to simplify the structure of the relay, the utility model provides an armature push-piece integrated relay.

The technical scheme adopted by the utility model is as follows: the utility model provides an armature push away piece integral type relay, includes coil former, moving plate, quiet piece, coil and iron core, be provided with the movable contact on the moving plate, be provided with on the quiet piece with the stationary contact that the movable contact corresponds, the coil with the iron core is installed respectively the outside and the inside of coil former, still include the armature push away piece subassembly of integral structure, the armature push away piece subassembly with the coil former arranges side by side, the one end of armature push away piece subassembly is the installation segment, and the other end is the armature section, and the middle part is the push away the piece, the installation segment is installed on the coil former, the armature section with the cooperation is inhaled to the iron core magnetism, the push away the piece effect on the moving plate.

Preferably, the moving plate and the stationary plate are arranged side by side with the coil former.

Preferably, the mounting section and the armature section are metal pieces integrated, the pushing section is a plastic piece, and the pushing section and the metal pieces are integrally injection-molded.

Preferably, a pressing protrusion is disposed on a surface of the push piece facing the moving piece.

Preferably, the front end of the moving plate is provided with two branches, and each branch is provided with a movable contact.

Preferably, the coil rack comprises a coil rack body, and the coil rack, the moving plate and the static plate are all arranged on the support.

Preferably, the bracket is further provided with a coil pin electrically connected with the coil.

The utility model has the following beneficial effects: according to the utility model, the armature push piece assembly is formed by combining the armature and the pressing piece into a whole, and the action of the moving piece is controlled directly through the pressing piece, so that the structure of the electromagnetic relay is simplified, and the product cost is reduced; and the external dimension of the relay is reduced, and the relay is suitable for being applied to occasions with specific narrow spaces.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model.

Fig. 2 is a schematic view (with the bracket omitted) of another angle according to an embodiment of the present utility model.

Fig. 3 is a schematic view of an armature blade assembly according to an embodiment of the utility model.

Fig. 4 is a schematic view of a rotor in an embodiment of the present utility model.

A coil former 1; a rotor 2, a fork 201; a static plate 3; a coil 4; an iron core 5; a movable contact 6; a stationary contact 7; armature push plate assembly 8, mounting section 801, armature section 802, and pressing section 803; a bracket 9; coil feet 10.

Detailed Description

The utility model will be further described with reference to examples and drawings.

In the embodiment, as shown in fig. 1-4, the armature push-piece integrated relay comprises a bracket 9, a coil frame 1, a moving piece 2 and a static piece 3 are mounted on the bracket, a moving contact 6 is arranged on the moving piece 1, a static contact 7 corresponding to the moving contact 6 is arranged on the static piece 2, a coil 4 and an iron core 5 are respectively mounted on the outside and the inside of the coil frame 1, and a coil foot 10 electrically connected with the coil 4 is also mounted on the bracket 9. In particular, the present embodiment further includes an integrally structured armature push-piece assembly 8, where the armature push-piece assembly 8 is arranged side by side with the coil bobbin 1, one end of the armature push-piece assembly 8 is a mounting section 801, the other end is an armature section 802, the middle is a pressing section 803, the mounting section 801 is mounted on the coil bobbin 1, and the armature section 802 and the iron core 5 cooperate with the pressing section 803 to act on the moving sheet 1. The utility model combines the armature and the pressing piece into a whole armature push piece assembly 8, and directly controls the action of the moving piece 2 through the overvoltage segment 803, thereby simplifying the structure of the electromagnetic relay and reducing the product cost; and the external dimension of the relay is reduced, and the relay is suitable for being applied to occasions with specific narrow spaces.

In the embodiment, as shown in fig. 1 and 2, the moving plate 2 and the stationary plate 3 are arranged side by side with the coil former 1. The structure can reduce the size of the relay in the thickness direction to the maximum extent, so that the thickness of the relay is basically equivalent to that of the coil frame 1.

In the embodiment, as shown in fig. 2 and 3, the mounting section 801 and the armature section 802 are integrally formed by metal pieces, the pressing section 803 is a plastic piece, and the pressing section 803, the mounting section 801 and the armature section 802 are integrally injection-molded. The injection molding process has the advantages of simple and convenient manufacture and good insulating property. In addition, the process enables the pressing section 803 to have a larger width, so that the creepage distance between input and output can be increased, the voltage resistance value is improved, and the safety performance of the relay is enhanced.

In the embodiment, as shown in fig. 3, the pressing piece 803 is provided with a pressing protrusion 804 on a side facing the moving plate 2. The pressing protrusion 804 and the pressing piece 803 are of an integral structure, and the outward protrusion can ensure good contact and pressing with the moving plate 2, so that reliable electricity connection between the movable contact 6 and the stationary contact 7 is ensured.

In the embodiment, as shown in fig. 4, the front end of the moving plate 2 has two prongs 201, and each prong 201 is provided with a movable contact 6. This structure is a substantially parallel double-acting contact 6 structure, and even if the front end of the moving plate 2 is partially bent and tilted (one of the prongs 201 is bent and tilted), good contact between the moving contact 6 and the stationary contact 7 can be ensured, thereby improving the overall reliability of the relay.

It is apparent that the above examples of the present utility model are merely illustrative of the present utility model and are not limiting of the embodiments of the present utility model. Other obvious variations or modifications which are extended by the spirit of the present utility model are within the scope of the present utility model.

Claims

1. The utility model provides an armature pushing piece integral type relay, includes coil former (1), moving plate (2), quiet piece (3), coil (4) and iron core (5), be provided with movable contact (6) on moving plate (2), be provided with on quiet piece (3) with stationary contact (7) that movable contact (6) correspond, coil (4) with iron core (5) are installed respectively the outside and the inside of coil former (1), a serial communication port, still include armature pushing piece subassembly (8) of integral structure, armature pushing piece subassembly (8) with coil former (1) arranges side by side, one end of armature pushing piece subassembly (8) is installation section (801), and the other end is armature section (802), and the middle part is pushing piece (803), installation section (801) are installed on coil former (1), armature section (802) with iron core (5) are inhaled the cooperation magnetically, pushing piece (803) are used in on moving plate (2).

2. The armature push piece integrated relay according to claim 1, characterized in that the rotor (2) and the stator (3) are arranged side by side with the coil former (1).

3. The armature push piece integrated relay of claim 1, wherein the mounting section (801) is a metal piece integral with the armature section (802), the push piece (803) is a plastic piece, and the push piece (803) is integrally injection molded with the metal piece.

4. The armature push piece integrated relay according to claim 1, characterized in that the push piece (803) is provided with a pressing protrusion (804) on the side facing the rotor piece (2).

5. The armature push piece integrated relay according to claim 1, characterized in that the front end of the moving piece (2) has two prongs (201), each prong (201) being provided with a movable contact (6).

6. The armature push piece integrated relay according to claim 1, further comprising a bracket (9), wherein the bobbin (1), the moving piece (2) and the stationary piece (3) are all mounted on the bracket (9).

7. The armature push piece integrated relay according to claim 6, characterized in that the bracket (9) is further mounted with a coil foot (10) electrically connected with the coil (4).