CN212934493U

CN212934493U - Electromechanical relay

Info

Publication number: CN212934493U
Application number: CN202022010004.1U
Authority: CN
Inventors: 申军
Original assignee: Magvention Suzhou Ltd
Current assignee: Magvention Suzhou Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-09
Anticipated expiration: 2030-09-15

Abstract

The utility model provides an electromechanical relay. The electromechanical relay includes a base; the cavity is formed in the base; the two supporting screw rods are symmetrically and threadedly arranged on the base; the mounting plate is mounted on the two support screws in a threaded manner; the solenoid is fixedly installed at the bottom of the mounting plate; a soft magnetic piston slidably mounted within the solenoid; a connecting post fixedly mounted at the bottom end of the soft magnetic piston; the push rod is slidably arranged in the cavity and is fixedly connected with the connecting column; the two inclined grooves are formed in the connecting column. The utility model provides an electromechanical relay has convenient to use, can be in disconnection or closed back automatic locking, long service life, advantage that sensitivity is high.

Description

Electromechanical relay

Technical Field

The utility model relates to the technical field of switches, especially, relate to an electromechanical type relay.

Background

A relay is an electromechanical switch controlled by an electrical signal. A typical relay consists of an electromagnet and soft iron spring. The spring plate is usually connected with a movable electric contact point, the spring plate is buckled by a spring, after the power is on, the electromagnet can generate acting force on the soft iron spring plate and enable the soft iron spring plate to overcome the elastic force of the spring, so that the electric contact point is moved to close or open an electric loop, and when the electromagnet is powered off, the electric contact point is rebounded to the original position.

However, in the prior art, the sensitivity of the relay is reduced due to the long-term use of the spring inside the relay, and meanwhile, the electromagnet needs to continuously work to keep an open or closed state, so that electric energy is wasted, and the service life of the electromagnet can be reduced.

Therefore, there is a need to provide a new electromechanical relay to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide an electromechanical relay that convenient to use, can be automatic locking, long service life, sensitivity are high after disconnection or closure.

In order to solve the technical problem, the utility model provides an electromechanical relay includes: a base; the cavity is formed in the base; the two supporting screw rods are symmetrically and threadedly arranged on the base; the mounting plate is mounted on the two support screws in a threaded manner; the solenoid is fixedly installed at the bottom of the mounting plate; a soft magnetic piston slidably mounted within the solenoid; a connecting post fixedly mounted at the bottom end of the soft magnetic piston; the push rod is slidably arranged in the cavity and is fixedly connected with the connecting column; the two inclined grooves are formed in the connecting column; the clamping rod is slidably arranged in the cavity and is matched with the inclined groove; the shell is fixedly arranged at the bottom of the base, and the bottom end of the push rod extends into the shell; the two conductive elastic sheets are symmetrically and fixedly arranged on the push rod; the two conductive columns are symmetrically and fixedly arranged on the shell and correspond to the conductive elastic sheet.

Preferably, fixed mounting has the fixed block in the cavity, fixed block and kelly sliding connection, fixed mounting has the stopper on the kelly, sliding sleeve is equipped with the spring on the kelly, the both ends of spring respectively with fixed block and stopper fixed connection.

Preferably, the bottom of the mounting plate is fixedly provided with a connecting shell, and the connecting shell is connected with the soft magnetic piston in a sliding manner.

Preferably, the top end of the soft magnetic piston extends into the connecting shell and is fixedly provided with a limit plate.

Preferably, an inclined plane is arranged at one end, far away from the limiting block, of the clamping rod.

Preferably, a sliding hole is formed in the inner wall of the bottom of the cavity, and the inner wall of the sliding hole is connected with the push rod in a sliding mode.

Compared with the prior art, the utility model provides an electromechanical relay has following beneficial effect:

the utility model provides an electromechanical relay, the solenoid is fixedly installed at the bottom of the mounting panel, the soft magnetic piston is slidably installed in the solenoid, two conductive elastic pieces are symmetrically and fixedly installed on the push rod, two conductive columns are symmetrically and fixedly installed on the shell, and the conductive columns correspond to the conductive elastic pieces, so that the conductive elastic pieces and the conductive columns can be controlled to be in contact with each other and be closed or separated from each other; two the chute is seted up on the spliced pole, kelly slidable mounting in the cavity, just the kelly with chute looks adaptation can be in the locking when disconnection or closure, does not need the solenoid to last circular telegram work.

Drawings

Fig. 1 is a schematic structural diagram of an electromechanical relay according to a preferred embodiment of the present invention;

fig. 2 is a schematic broken-away view of fig. 1.

Reference numbers in the figures: 1. a base; 2. a cavity; 3. a support screw; 4. mounting a plate; 5. a solenoid; 6. a soft magnetic piston; 7. connecting columns; 8. a push rod; 9. a chute; 10. a fixed block; 11. a clamping rod; 12. a limiting block; 13. a spring; 14. a housing; 15. a conductive spring plate; 16. a conductive post; 17. a connecting shell; 18. and a limiting plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1-2 in combination, an electromechanical relay includes: a base 1; the cavity 2 is arranged on the base 1; the two supporting screws 3 are symmetrically and threadedly mounted on the base 1; the mounting plate 4 is mounted on the two support screws 3 in a threaded manner; the solenoid 5 is fixedly arranged at the bottom of the mounting plate 4; a soft magnetic piston 6, the soft magnetic piston 6 being slidably mounted within the solenoid 5; a connecting post 7, wherein the connecting post 7 is fixedly arranged at the bottom end of the soft magnetic piston 6; the push rod 8 is slidably mounted in the cavity 2, and the push rod 8 is fixedly connected with the connecting column 7; the two inclined grooves 9 are formed in the connecting column 7; the clamping rod 11 is arranged in the cavity 2 in a sliding mode, and the clamping rod 11 is matched with the inclined groove 9; the shell 14 is fixedly arranged at the bottom of the base 1, and the bottom end of the push rod 8 extends into the shell 14; the two conductive elastic sheets 15 are symmetrically and fixedly arranged on the push rod 8; the two conductive posts 16 are symmetrically and fixedly mounted on the housing 14, and the conductive posts 16 correspond to the conductive elastic sheet 15.

Fixed block 10 is installed to fixed mounting in cavity 2, fixed block 10 and kelly 11 sliding connection, fixed mounting has stopper 12 on the kelly 11, sliding sleeve is equipped with spring 13 on the kelly 11, spring 13's both ends respectively with fixed block 10 and stopper 12 fixed connection.

The bottom of the mounting plate 4 is fixedly provided with a connecting shell 17, and the connecting shell 17 is connected with the soft magnetic piston 6 in a sliding manner.

The top end of the soft magnetic piston 6 extends into the connecting shell 17 and is fixedly mounted with a stopper plate 18.

An inclined plane is arranged at one end, far away from the limiting block 12, of the clamping rod 11.

A sliding hole is formed in the inner wall of the bottom of the cavity 2, and the inner wall of the sliding hole is connected with the push rod 8 in a sliding mode.

The utility model provides an electromechanical relay's theory of operation as follows:

when the device is used, when the solenoid 5 is electrified and generates a downward magnetic field, the soft magnetic piston 6 moves downwards and drives the connecting column 7 to move downwards, the connecting column 7 drives the conductive elastic sheet 15 to move downwards through the push rod 8 and electrically contact with the conductive column 16 to complete closing, and at the moment, the clamping rod 11 is inserted into the chute 9 positioned above to lock the connecting column 7; when the solenoid 5 is energized with reverse current and generates an upward magnetic field, the soft magnetic piston 6 moves upward and drives the connecting column 7 to move upward, the connecting column 7 drives the conductive elastic sheet 15 to move upward through the push rod 8 and separate from the conductive column 16, and disconnection is completed, in the process, the inner wall of the inclined groove 9 extrudes the clamping rod 11, so that the clamping rod 11 moves into the inclined groove 9 below the displacement, and the connecting column 7 is locked.

the utility model provides an electromechanical relay, solenoid 5 fixed mounting is in the bottom of mounting panel 4, soft magnetic piston 6 slidable mounting is in solenoid 5, two electrically conductive shell fragment 15 symmetry fixed mounting are in on push rod 8, two electrically conductive post 16 symmetry fixed mounting are on casing 14, and electrically conductive post 16 corresponds with electrically conductive shell fragment 15, can control electrically conductive shell fragment 15 and electrically conductive post 16 contact closure or separation disconnection; two the chute 9 is seted up on the spliced pole 7, kelly 11 slidable mounting be in the cavity 2, just kelly 11 with chute 9 looks adaptation can lock when disconnection or closure, does not need solenoid 5 to continue the circular telegram work.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An electromechanical relay, comprising:

a base;

the cavity is formed in the base;

the two supporting screw rods are symmetrically and threadedly arranged on the base;

the mounting plate is mounted on the two support screws in a threaded manner;

the solenoid is fixedly installed at the bottom of the mounting plate;

a soft magnetic piston slidably mounted within the solenoid;

a connecting post fixedly mounted at the bottom end of the soft magnetic piston;

the push rod is slidably arranged in the cavity and is fixedly connected with the connecting column;

the two inclined grooves are formed in the connecting column;

the clamping rod is slidably arranged in the cavity and is matched with the inclined groove;

the shell is fixedly arranged at the bottom of the base, and the bottom end of the push rod extends into the shell;

the two conductive elastic sheets are symmetrically and fixedly arranged on the push rod;

the two conductive columns are symmetrically and fixedly arranged on the shell and correspond to the conductive elastic sheet.

2. An electromechanical relay according to claim 1, characterized in that a fixed block is fixedly mounted in the cavity, the fixed block is slidably connected to the clamping rod, a limit block is fixedly mounted on the clamping rod, a spring is slidably sleeved on the clamping rod, and two ends of the spring are respectively fixedly connected to the fixed block and the limit block.

3. An electromechanical relay according to claim 1, characterized in that a connection housing is fixedly mounted to the bottom of the mounting plate, said connection housing being slidably connected to the soft magnetic piston.

4. An electromechanical relay according to claim 3, characterized in that the top end of the soft magnetic piston extends into the connection housing and is fixedly mounted with a stop plate.

5. An electromechanical relay according to claim 2, wherein the end of the latch lever remote from the stop is provided with a ramp.

6. An electromechanical relay according to claim 1, characterized in that the inner wall of the bottom of the cavity is provided with a sliding hole, and the inner wall of the sliding hole is slidably connected to the push rod.