CN219418906U

CN219418906U - Electromagnetic relay

Info

Publication number: CN219418906U
Application number: CN202320670923.2U
Authority: CN
Inventors: 许程程; 于国华
Original assignee: Shenzhen Oudike Electronics Co ltd
Current assignee: Shenzhen Oudike Electronics Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-07-25
Anticipated expiration: 2033-03-29

Abstract

The utility model provides an electromagnetic relay which comprises a base, wherein an electromagnet is fixedly arranged at the top of the base, fixing frames are symmetrically and fixedly arranged on two sides of the electromagnet, and a shell is fixedly arranged at the top of the base through a mounting mechanism. When the electromagnet is powered off, the telescopic slide plate and the armature move upwards under the elastic action of the telescopic spring, the telescopic slide plate drives the buffer block to move upwards at the same time, the buffer block can be inserted into the buffer, and the buffer groove, the buffer pad and the buffer block absorb the kinetic energy of the telescopic spring, so that the telescopic slide plate and the armature are prevented from shaking, and false touch caused by a contact is avoided; the baffle is in its bottom fixture block joint in the inside of draw-in groove under baffle spring's pulling force to with shell fixed mounting in the outside of base, the top of baffle can support the shell simultaneously, thereby increases the protection to this electromagnetic relay inner element, convenient to use.

Description

Electromagnetic relay

Technical Field

The utility model relates to the technical field of electromagnetic relays, in particular to an electromagnetic relay.

Background

The electronic relay is provided with a control system and an electronic control device of the controlled system, is generally used in automatic control circuits in the fields of aviation, aerospace, ships, household appliances and the like, and mainly completes the functions of signal transmission, execution control, system power distribution and the like.

The utility model discloses a Chinese patent with a number CN213546215U, which provides an electronic relay with strong anti-adhesion capability, and comprises a base and an outer cover, wherein a clamping block is arranged on the surface of the base, the inner part of the clamping block is connected with a telescopic spring, the outer end of the base is provided with a connector, the other end of the connector is provided with a connecting point, the right side of the base is provided with a mounting plate, the other end of the mounting plate is connected with a bottom plate, the top of the bottom plate is provided with an electromagnetic coil, the top of the electromagnetic coil is connected with an armature, one side of the electromagnetic coil is provided with a connecting rod, the top of the connecting rod is provided with a rotating shaft, the top of the rotating shaft is connected with a guide plate, the left end of the guide plate is connected with a connecting contact, the top of the guide plate is connected with a reset assembly, the reset assembly is internally provided with a reset spring, the outer cover is connected with the right end of the base, and the surface of the outer cover is provided with a clamping groove.

According to the technical scheme, through the mutual matching arrangement among the connecting rod, the rotating shaft and the guide plate, when the device is electrified, the coil works so that the armature at the top can pull the guide plate to rotate around the rotating shaft, thereby the communication contact at one end is contacted with the connection contact on the surface of the connector, the condition that the guide plate is bent and communicated can be avoided through the rotating shaft rotating mode, the ageing of the guide plate is reduced, the service life of the device is prolonged, and after the coil is closed, the guide plate can be normally reset through the elastic capability of the reset spring, and the adhesion condition during contact is avoided; but at the normal in-process that resets of reset spring pulling baffle, reset spring can release energy to with elasticity potential energy conversion kinetic energy, make reset spring pulling baffle, the one end of baffle is rocked reciprocally between upper and lower two connecting contacts, causes the mistake easily and touches, and the shell is direct through the mutually supporting and the base block of fixture block and draw-in groove, but the top of shell does not set up supporting mechanism, can lead to the fact the destruction to the inside component of this electromagnetic relay when the shell warp the damage, inconvenient use.

To this end, the present utility model provides an electromagnetic relay.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an electromagnetic relay so as to solve the problems in the background art, and the electromagnetic relay can absorb kinetic energy generated by a telescopic spring through a buffer pad, a buffer groove and a buffer ring, prevent the armature and a connecting contact from shaking and from being touched by mistake, and can support a shell through a baffle plate, so that the protection of internal elements of the electromagnetic relay is improved, and the electromagnetic relay is convenient to use.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the electromagnetic relay comprises a base, an electromagnet is fixedly arranged at the top of the base, a fixing frame is symmetrically and fixedly arranged at the two sides of the electromagnet, a shell is fixedly arranged at the top of the base through a mounting mechanism, the mounting mechanism is movably arranged at the two sides of the inner wall of the shell, the mounting mechanism comprises a baffle, a pressing rod is fixedly arranged at one side of the baffle, a clamping block is fixedly arranged at the bottom end of the baffle, and a connector is fixedly arranged at the bottom of the base.

Furthermore, a baffle spring is fixedly arranged on one side of the baffle corresponding to the compression bar, and one end of the baffle spring is fixedly connected with the inner wall of the shell.

Further, the compression bar is slidably mounted inside the inner wall of the shell, the baffle is L-shaped, and the top end of the baffle is in contact with the inner wall of the top of the shell.

Further, clamping grooves are symmetrically formed in two sides of the top of the base, and clamping blocks are clamped and installed in the clamping grooves.

Further, a buffer pad is fixedly arranged at the top of the inner side of the shell, and buffer grooves are formed in the bottoms of the two ends of the buffer pad.

Further, the inside of mount has offered spacing spout, the inside spacing slidable mounting of spacing spout has flexible slide, the bottom fixed mounting of flexible slide has the extension spring, extension spring fixed mounting is in the inside of spacing spout.

Further, the top fixed mounting of flexible slide has the buffer block, buffer block joint is in the inside of buffer tank, the quantity of flexible slide is two.

Furthermore, an armature is fixedly arranged between the top ends of the two telescopic sliding plates, a contact is fixedly arranged at the bottom of the armature, a contact is fixedly arranged at the top of the electromagnet, and the telescopic sliding plates are insulating plates.

The utility model has the beneficial effects that: when the electromagnet of the electromagnetic relay is powered off, the telescopic slide plate and the armature move upwards under the elastic action of the telescopic spring, the telescopic slide plate drives the buffer block to move upwards at the same time, the buffer block can be inserted into the buffer, and the buffer groove, the buffer pad and the buffer block absorb the kinetic energy of the telescopic spring, so that the telescopic slide plate and the armature are prevented from shaking, and the false touch caused by a contact is avoided; the baffle is in its bottom fixture block joint in the inside of draw-in groove under baffle spring's pulling force to with shell fixed mounting in the outside of base, the top of baffle can support the shell simultaneously, thereby increases the protection to this electromagnetic relay inner element, convenient to use.

Drawings

Fig. 1 is a structural view of an electromagnetic relay according to the present utility model;

FIG. 2 is a cross-sectional view of an electromagnetic relay according to the present utility model;

fig. 3 is an enlarged view of an electromagnetic relay of the present utility model at a in fig. 2;

in the figure: 1. a housing; 2. a base; 3. a mounting mechanism; 4. a connector; 5. an electromagnet; 6. a fixing frame; 7. a cushion pad; 8. an armature; 9. a baffle; 10. a baffle spring; 11. a compression bar; 12. a clamping groove; 13. a telescopic slide plate; 14. a buffer block; 15. a buffer tank; 16. a contact; 17. and a telescopic spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides an electromagnetic relay, includes base 2, the top fixed mounting of base 2 has electro-magnet 5, the bilateral symmetry fixed mounting of electro-magnet 5 has mount 6, the top of base 2 has shell 1 through installation mechanism 3 fixed mounting, installation mechanism 3 movable mounting is in the both sides of the inner wall of shell 1, installation mechanism 3 includes baffle 9, one side fixed mounting of baffle 9 has depression bar 11, the bottom fixed mounting fixture block of baffle 9, the bottom fixed mounting of base 2 has connector 4, and baffle 9 is fixed between shell 1 and base 2 through fixture block and draw-in groove 12's joint convenience under baffle spring 10's pulling force, presses depression bar 11 convenient dismantlement to shell 1 simultaneously.

In this embodiment, fixed mounting has baffle spring 10 on the one side of baffle 9 corresponds depression bar 11, the one end of baffle spring 10 links to each other with the inner wall is fixed of shell 1, depression bar 11 slidable mounting is in the inside of the inner wall of shell 1, the shape of baffle 9 is "L" type, the top of baffle 9 and the inner wall contact at the top of shell 1, draw-in groove 12 has been seted up to the bilateral symmetry at the top of base 2, the inside at draw-in groove 12 is installed to the fixture block joint, and the top of baffle 9 can support shell 1, conveniently increases the protection to this electromagnetic relay internal element.

In this embodiment, the cushion pad 7 is fixedly installed at the top of the inner side of the shell 1, the buffer slot 15 is formed in the bottom of the two ends of the cushion pad 7, the limiting sliding slot is formed in the inner side of the fixing frame 6, the telescopic sliding plate 13 is installed in a limiting sliding manner in the inner side of the limiting sliding slot, the telescopic spring 17 is fixedly installed at the bottom end of the telescopic sliding plate 13, the telescopic spring 17 is fixedly installed in the inner side of the limiting sliding slot, the buffer block 14 is fixedly installed at the top of the telescopic sliding plate 13, the number of the telescopic sliding plates 13 is two, the two armatures 8 are fixedly installed between the top ends of the telescopic sliding plates 13, the contacts 16 are fixedly installed at the bottom of the armatures 8, the top of the electromagnet 5 is fixedly installed with the contacts 16, the telescopic sliding plate 13 is an insulating plate, the cushion pad 7 and the buffer block 14 are rubber products, the buffer block 14 can be driven to be inserted into the buffer slot 15 when the telescopic sliding plate 13 moves upwards under the elasticity of the telescopic spring 17, the space in the buffer slot 15 is gradually reduced upwards, and kinetic energy of the buffer block 14 and the buffer slot 8 can be prevented from being mutually extruded by the telescopic sliding plate 13, and the armature 8 can be prevented from shaking and absorbing kinetic energy.

When the electromagnetic relay is used, when the electromagnet 5 is powered off, the telescopic slide plate 13 and the armature 8 move upwards under the elastic action of the telescopic spring 17, the telescopic slide plate 13 drives the buffer block 14 to move upwards at the same time, the buffer block 14 can be inserted into the buffer slot 15, and the buffer slot 15, the buffer 7 and the buffer block 14 absorb the kinetic energy of the telescopic spring 17, so that the telescopic slide plate 13 and the armature 8 are prevented from shaking, and the false touch generated by the contact 16 is avoided; the baffle 9 is at the inside of its bottom fixture block joint at draw-in groove 12 under baffle spring 10's pulling force to with shell 1 fixed mounting in the outside of base 2, the top of baffle 9 can support shell 1 simultaneously, thereby increases the protection to this electromagnetic relay inner element, convenient to use.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an electromagnetic relay, includes base (2), its characterized in that, the top fixed mounting of base (2) has electro-magnet (5), the both sides symmetry fixed mounting of electro-magnet (5) has mount (6), the top of base (2) is through installation mechanism (3) fixed mounting has shell (1), installation mechanism (3) movable mounting is in the both sides of the inner wall of shell (1), installation mechanism (3) include baffle (9), one side fixed mounting of baffle (9) has depression bar (11), the bottom fixed mounting fixture block of baffle (9), the bottom fixed mounting of base (2) has connector (4).

2. The electromagnetic relay according to claim 1, wherein: one side of the baffle (9) is fixedly provided with a baffle spring (10) corresponding to the compression bar (11), and one end of the baffle spring (10) is fixedly connected with the inner wall of the shell (1).

3. The electromagnetic relay according to claim 2, wherein: the compression bar (11) is slidably mounted in the shell (1), the baffle (9) is L-shaped, and the top end of the baffle (9) is in contact with the inner wall of the top of the shell (1).

4. An electromagnetic relay according to claim 3, characterized in that: clamping grooves (12) are symmetrically formed in two sides of the top of the base (2), and clamping blocks are clamped and installed in the clamping grooves (12).

5. The electromagnetic relay according to claim 1, wherein: the top of the inner side of the shell (1) is fixedly provided with a buffer pad (7), and the bottoms of the two ends of the buffer pad (7) are provided with buffer grooves (15).

6. The electromagnetic relay according to claim 5, wherein: the inside of mount (6) has seted up spacing spout, the inside spacing slidable mounting of spacing spout has flexible slide (13), the bottom fixed mounting of flexible slide (13) has telescopic spring (17), telescopic spring (17) fixed mounting is in the inside of spacing spout.

7. The electromagnetic relay according to claim 6, wherein: the top fixed mounting of flexible slide (13) has buffer block (14), buffer block (14) joint is in the inside of buffer tank (15), the quantity of flexible slide (13) is two.

8. The electromagnetic relay according to claim 7, wherein: an armature (8) is fixedly arranged between the top ends of the two telescopic sliding plates (13), a contact (16) is fixedly arranged at the bottom of the armature (8), a contact (16) is fixedly arranged at the top of the electromagnet (5), and the telescopic sliding plates (13) are insulating plates.