CN213660303U

CN213660303U - Relay with extension structure

Info

Publication number: CN213660303U
Application number: CN202022833381.5U
Authority: CN
Inventors: 雷华锋; 张光
Original assignee: Shenzhen Ruilei Industrial Electric Co ltd
Current assignee: Shenzhen Ruilei Industrial Electric Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-09
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a relay with extension structure, including coil assembly and plastic block, contact assembly is installed to coil assembly's below, and one side below of contact assembly is fixed with C shape groove block, contact assembly's opposite side below is fixed with the round pin piece, and the inside of round pin piece is provided with the rod cover, the externally mounted of rod cover has the spring, and the inside of rod cover is equipped with the bulb round pin, contact assembly's both sides top is connected with the clamshell through the screw, and the inside of clamshell is fixed with the filter screen, the outside below of clamshell is provided with the barrel, the plastic block is located the outside of barrel. This relay with extension structure compares with current ordinary relay, through a plurality of relays of mode installation of plug, has increased the fastness of installation simultaneously, and the installation is simple with the dismantlement, when dismantling, can be direct extract the relay, has improved the efficiency of dismantling, can assemble the relay of different quantity according to the in service behavior for this relay has the extensibility.

Description

Relay with extension structure

Technical Field

The utility model relates to a relay technical field specifically is a relay with extension structure.

Background

The relay is also called relay, it is an electronic control device, it has control system (also called input circuit) and controlled system (also called output circuit), usually apply to the automatic control circuit, it is a kind of "automatic switch" which uses the minor current to control the major current actually, so play the role of automatic regulation, safety protection, switching circuit, etc. in the circuit, the coil of the relay is represented by a long square frame symbol in the circuit, if the relay has two coils, draw two parallel rectangular frames, mark the character symbol "J" of the relay in the long square frame or by the rectangular frame at the same time, the contact of the relay has two kinds of expression methods, one is to draw them on one side of rectangular frame directly, this kind of expression method is more intuitive.

The existing relay has the advantages of being single in function, simple in structure and free of extension structures, needing to use other tools under the condition that the relays are installed, not having the extension performance, being difficult to reach the use requirements, being incapable of well meeting the use requirements of people, and aiming at the conditions, carrying out technical innovation on the basis of the existing relay.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relay with extension structure to provide general relay function singleness in solving above-mentioned background art, simple structure does not possess extension structure, need be with the help of other instruments under the condition of installing a plurality of relays, and the relay itself does not possess the extensibility, hardly reachs the user demand, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a relay with extension structure, includes coil assembly and plastic block, the contact assembly is installed to coil assembly's below, and one side below of contact assembly is fixed with C shape groove block, the opposite side below of contact assembly is fixed with the round pin piece, and the inside of round pin piece is provided with the rod cover, the externally mounted of rod cover has the spring, and the inside of rod cover is equipped with the bulb round pin, the both sides top of contact assembly is connected with the clamshell through the screw, and the inside of clamshell is fixed with the filter screen, the outside below of clamshell is provided with the barrel, the plastic block is located the outside of barrel, the top of coil assembly is connected with the fan through the bolt, and temperature sensor is installed to coil assembly's front end.

Preferably, the central axis of the coil group coincides with the central axis of the contact group, and the contact group and the C-shaped groove block form an integrated structure.

Preferably, an integrated structure is formed between the pin block and the rod sleeve, and the rod sleeve is symmetrically distributed along the central axis of the pin block.

Preferably, the rod sleeve and the ball stud form an elastic structure through a spring, and the inner surface of the rod sleeve is tightly attached to the outer surface of the ball stud.

Preferably, the shell cover forms a connection structure with the contact group through a screw, and a central axis of the shell cover coincides with a central axis of the contact group.

Preferably, the filter screen and the shell are fixedly connected, and the central axis of the filter screen coincides with the central axis of the shell.

Preferably, the cylinder body is fixedly connected with the plastic block, and the cylinder body is symmetrically distributed along the central axis of the shell cover.

Preferably, the fan passes through the bolt and constitutes connection structure with the coil group, and is fixed connection between coil group and the temperature sensor.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a plurality of relays are installed through the mode of plug to the setting of C shape groove block, round pin piece, rod cover, spring and bulb round pin, have increased the fastness of installation simultaneously, and the installation is simple with the dismantlement, when dismantling, can be direct extract the relay, have improved the efficiency of dismantling, can assemble the relay of different quantity according to the in service behavior for this relay has the ductility;

2. the utility model solves the problem of short service life of a common relay through the arrangement of the screw, the shell cover, the filter screen, the cylinder and the plastic block, so that dust and moisture can not easily enter the interior of the relay body, the relay is prevented from causing faults due to dust accumulation and water accumulation, and meanwhile, a user is prevented from mistakenly touching the relay, thereby prolonging the service life of the relay;

3. the utility model discloses a bolt, fan and temperature sensor's setting, but the inside temperature of this relay of real-time supervision can in time dispel the heat to this relay for this relay possesses good heat dispersion, carries out advantages such as safety protection to this relay, and temperature sensor real-time supervision opens the fan automatically simultaneously, has fine energy-conserving effect.

Drawings

FIG. 1 is a schematic view of the partial sectional structure of the front view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

Fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a coil assembly; 2. a contact set; 3. a C-shaped groove block; 4. a pin block; 5. a rod sleeve; 6. a spring; 7. a ball stud; 8. a screw; 9. a housing; 10. filtering with a screen; 11. a barrel; 12. a plastic block; 13. a bolt; 14. a fan; 15. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a relay with an extension structure comprises a coil group 1 and a plastic block 12, wherein a contact group 2 is installed below the coil group 1, a C-shaped groove block 3 is fixed below one side of the contact group 2, the central axis of the coil group 1 coincides with the central axis of the contact group 2, an integrated structure is formed between the contact group 2 and the C-shaped groove block 3, a pin block 4 is fixed below the other side of the contact group 2, a rod sleeve 5 is arranged inside the pin block 4, the pin block 4 and the rod sleeve 5 form an integrated structure, the rod sleeve 5 is symmetrically distributed along the central axis of the pin block 4, a spring 6 is installed outside the rod sleeve 5, a ball pin 7 is arranged inside the rod sleeve 5, the rod sleeve 5 and the ball pin 7 form an elastic structure through the spring 6, the inner surface of the rod sleeve 5 is tightly attached to the outer surface of the ball pin 7, and the C-shaped groove block 3, the pin block 4, the rod sleeve 5, the spring 6 and the ball pin 7 are arranged, the relays are installed in a plugging mode, installation firmness is improved, the relays are simple to install and disassemble, the relays can be directly pulled out during disassembly, disassembly efficiency is improved, and different numbers of relays can be assembled according to use conditions, so that the relays have extensibility;

the upper parts of two sides of the contact group 2 are connected with a shell cover 9 through screws 8, a filter screen 10 is fixed inside the shell cover 9, the shell cover 9 and the contact group 2 form a connecting structure through the screws 8, the central axis of the shell cover 9 coincides with the central axis of the contact group 2, the filter screen 10 is fixedly connected with the shell cover 9, the central axis of the filter screen 10 coincides with the central axis of the shell cover 9, a cylinder 11 is arranged below the outer part of the shell cover 9, the cylinder 11 is fixedly connected with a plastic block 12, the cylinder 11 is symmetrically distributed along the central axis of the shell cover 9, the plastic block 12 is arranged outside the cylinder 11, the problem of short service life of a common relay is solved through the arrangement of the screws 8, the shell cover 9, the filter screen 10, the cylinder 11 and the plastic block 12, dust and moisture cannot easily enter the relay body, and the fault of the relay caused by dust accumulation and water accumulation is prevented, meanwhile, the relay is prevented from being touched by a user by mistake, so that the service life of the relay is prolonged, when the relay is accidentally ignited, the fire can be extinguished in time, and the safety is provided for the use of the user;

the top of coil assembly 1 is connected with fan 14 through bolt 13, and temperature sensor 15 is installed to the front end of coil assembly 1, fan 14 passes through bolt 13 and constitutes connection structure with coil assembly 1, and be fixed connection between coil assembly 1 and the temperature sensor 15, through bolt 13, fan 14 and temperature sensor 15's setting, but the inside temperature of this relay of real-time supervision, can in time dispel the heat to this relay, make this relay possess good heat dispersion, carry out advantages such as safety protection to this relay, temperature sensor 15 real-time supervision opens and stops fan 14 automatically simultaneously, there is fine energy-conserving effect.

The working principle is as follows: when the relay with the extension structure is used, firstly, the relay consists of a coil group 1 and a contact group 2, a plurality of relays are installed according to use requirements, a pin block 4 fixed outside the coil group 1 is inserted into a C-shaped groove block 3 fixed outside another coil group 1, a rod sleeve 5 is fixed inside the pin block 4, the rod sleeve 5 and a ball pin 7 form an elastic structure through a spring 6, the ball pin 7 is pushed into a hole of the C-shaped groove block 3, the two relays are installed and fixed, a temperature sensor 15 is installed at the front end of the coil group 1, the temperature sensor 15 monitors the temperature inside the relay in real time, a fan 14 is started when the temperature is too high, the relay body is cooled, a shell cover 9 is installed outside the coil group 1 through a screw 8, a filter screen 10 is fixed inside the shell cover 9, the shell cover 9 is matched with the filter screen 10 to ensure ventilation and cooling of the relay, and a waterproof and dustproof effect is provided for the relay, the relay fault caused by dust and moisture is avoided, a cylinder body 11 is fixed below the outer portion of a shell cover 9, fire extinguishing dry powder is filled in the cylinder body 11, a plastic block 12 is fixed on the outer portion of the cylinder body 11, when the relay is accidentally short-circuited and catches fire, the fire is melted by the flame and the fire extinguishing dry powder filled in the cylinder body 11 is sprayed out to extinguish the relay, and the relay with the extension structure works.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A relay having an extended structure, comprising a coil assembly (1) and a plastic block (12), characterized in that: a contact group (2) is arranged below the coil group (1), a C-shaped groove block (3) is fixed below one side of the contact group (2), a pin block (4) is fixed below the other side of the contact group (2), a rod sleeve (5) is arranged inside the pin block (4), a spring (6) is arranged outside the rod sleeve (5), and a ball pin (7) is arranged in the rod sleeve (5), the upper parts of the two sides of the contact group (2) are connected with a shell cover (9) through screws (8), a filter screen (10) is fixed in the shell cover (9), a cylinder body (11) is arranged below the outer part of the shell cover (9), the plastic block (12) is located outside the barrel (11), the upper portion of the coil assembly (1) is connected with the fan (14) through a bolt (13), and the front end of the coil assembly (1) is provided with a temperature sensor (15).

2. A relay having an extended structure according to claim 1, wherein: the central axis of the coil assembly (1) coincides with the central axis of the contact assembly (2), and an integrated structure is formed between the contact assembly (2) and the C-shaped groove block (3).

3. A relay having an extended structure according to claim 1, wherein: an integrated structure is formed between the pin block (4) and the rod sleeve (5), and the rod sleeve (5) is symmetrically distributed along the central axis of the pin block (4).

4. A relay having an extended structure according to claim 1, wherein: the rod sleeve (5) and the ball pin (7) form an elastic structure through the spring (6), and the inner surface of the rod sleeve (5) is tightly attached to the outer surface of the ball pin (7).

5. A relay having an extended structure according to claim 1, wherein: the shell cover (9) and the contact group (2) form a connecting structure through a screw (8), and the central axis of the shell cover (9) coincides with the central axis of the contact group (2).

6. A relay having an extended structure according to claim 1, wherein: the filter screen (10) is fixedly connected with the shell cover (9), and the central axis of the filter screen (10) coincides with the central axis of the shell cover (9).

7. A relay having an extended structure according to claim 1, wherein: the cylinder body (11) is fixedly connected with the plastic block (12), and the cylinder body (11) is symmetrically distributed along the central axis of the shell cover (9).

8. A relay having an extended structure according to claim 1, wherein: the fan (14) and the coil assembly (1) form a connecting structure through a bolt (13), and the coil assembly (1) is fixedly connected with the temperature sensor (15).