CN211555796U

CN211555796U - Relay convenient to disassemble and assemble

Info

Publication number: CN211555796U
Application number: CN202021727564.2U
Authority: CN
Inventors: 江纪兵; 周岭
Original assignee: Nanjing Tianqi Aviation Co ltd
Current assignee: Nanjing Jimo Control Technology Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2020-09-22
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a relay convenient for disassembly and assembly, belonging to the technical field of relay assembly, which is characterized in that the relay comprises a protective shell, the surface of the top of the protective shell is slidably connected with a cover, the right side of the protective shell is fixedly connected with a circuit box, the inner bottom wall of the protective shell is fixedly connected with an assembly box, the left side of the circuit box is provided with a circuit hole communicated with the assembly box, the top of the assembly box is movably connected with a relay body, the four corners of the bottom of the relay body are fixedly connected with buckles, the inner wall of the assembly box is fixedly connected with four clamping components corresponding to the buckles, the inner wall of the assembly box is rotatably connected with a lead screw, the lead screw sequentially penetrates through the assembly box, the protective shell and the circuit box and extends to the outside of the circuit box, the surface of the lead screw, the utility model discloses a set up buckle and joint subassembly, can realize dismantling installation relay fast.

Description

Relay convenient to disassemble and assemble

Technical Field

The utility model relates to a relay installation technical field, more specifically say, relate to a relay of convenient dismantlement installation.

Background

A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.

Most of the existing relays are installed through screws, and the maintenance and repair are inconvenient, so that technical personnel in the field provide a relay convenient to disassemble and install so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a relay of convenient dismantlement installation, its advantage lies in can dismantling the installation fast, has the protective housing, is convenient for maintain and repair.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme: a relay convenient to disassemble and assemble comprises a protective shell, wherein a cover is connected to the surface of the top of the protective shell in a sliding mode, a circuit box is fixedly connected to the right side of the protective shell, a mounting box is fixedly connected to the inner bottom wall of the protective shell, a circuit hole communicated with the mounting box is formed in the left side of the circuit box, a relay body is movably connected to the top of the mounting box, buckles are fixedly connected to four corners of the bottom of the relay body, four clamping assemblies corresponding to the buckles are fixedly connected to the inner wall of the mounting box, lead screws are rotatably connected to the inner wall of the mounting box, the lead screws sequentially penetrate through the mounting box, the protective shell and the circuit box and extend to the outside of the circuit box, and first connecting rods are connected to the surface of; the clamping assembly comprises a mounting shell, the mounting shell is fixedly connected with the inner wall of the mounting box, the inner bottom wall of the mounting shell is fixedly connected with a reset block, the top of the reset block is fixedly connected with a first spring, the top of the first spring is fixedly connected with a second connecting rod, the second connecting rod penetrates through the first spring and the reset block in sequence and extends to the interior of the reset block, the top of the mounting shell is movably connected with a third connecting rod, the third connecting rod sequentially penetrates through the mounting box and the mounting shell and is hinged with a fourth connecting rod, the fourth connecting rod is L-shaped, the bottom of the fourth connecting rod is rotatably connected with a rotating rod which penetrates through the fourth connecting rod and is rotatably connected with the inner wall of the mounting shell, the bottom fixedly connected with second spring of third connecting rod, the top fixedly connected with fixture block of fourth connecting rod.

Further, the buckle includes the connecting block, connecting block and relay body fixed connection, the card hole has been seted up on the surface of connecting block.

Further, the spout has all been seted up at the front and the back of protective housing, the equal fixedly connected with pulley in the inner wall front and the back of lid, the pulley is located the inner wall of spout.

Furthermore, the top of the cover is provided with heat dissipation holes which are uniformly distributed, and a dust screen positioned above the heat dissipation holes is embedded in the cover.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme is that the base, the clamping assembly and the buckle are arranged, the relay body can be quickly disassembled and assembled, the maintenance and repair are convenient, when the relay body is assembled, the buckle is aligned to the through hole, the relay body is pressed, the buckle moves downwards along the through hole to contact the clamping block, because the top of the clamping block is arc-shaped, the buckle continues to move downwards along the clamping block until contacting the second connecting rod, and under the action of pressure, the second connecting rod extrudes the first spring to move downwards, when the clamping hole descends to the position of the clamping block, the clamping block recovers to a normal state due to the elastic force of the second spring, so that the clamping of the clamping block and the buckle achieves the effect of fixing the relay body, when the relay body needs to be maintained and repaired, the third connecting rod can be pressed, under the action of pressure, the third connecting rod moves downwards, so that the fourth connecting rod, the clamping block and the buckle are driven to be separated through the upward lifting of the fourth connecting rod, the second connecting rod is made to rebound under the elastic force action of the first spring, so that the buckle is driven to pop out the base, the effect that the relay body is rapidly disassembled and is convenient to maintain and repair is achieved, after the relay body is taken out, the third connecting rod is made to move upward under the elastic force action of the second spring due to the fact that the second spring is not under the pressure, the fourth connecting rod and the clamping block are driven to be restored to a normal state, and the next use is facilitated;

(2) the relay body during operation can give off the heat, and a large amount of heat accumulation have the potential danger that damages the relay body, through setting up the louvre, can pass through the louvre with the heat and discharge, through setting up the dust screen, avoids the accumulation of dust to lead to the unable normal work of relay body contact failure.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged view of fig. 3 a according to the present invention;

fig. 5 is an enlarged view of the position B of fig. 3 according to the present invention;

figure 6 is the utility model discloses a buckle and joint subassembly connection schematic diagram.

The reference numbers in the figures illustrate:

1. a protective shell; 2. a cover; 3. a circuit box; 4. mounting a box; 5. a screw rod; 6. a clamping assembly; 7. a relay body; 8. buckling; 101. a chute; 201. heat dissipation holes; 202. a dust screen; 203. a pulley; 301. a wiring hole; 501. a first connecting rod; 601. mounting a shell; 602. a reset block; 603. a second connecting rod; 604. a first spring; 605. a third connecting rod; 606. a fourth connecting rod; 607. rotating the rod; 608. a second spring; 609. a clamping block; 801. connecting blocks; 802. and (6) clamping the hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-6, in the embodiment of the present invention, a relay convenient to disassemble and assemble includes a protective casing 1, a cover 2 is slidably connected to the top surface of the protective casing 1, a circuit box 3 is fixedly connected to the right side of the protective casing 1, a mounting box 4 is fixedly connected to the inner bottom wall of the protective casing 1, a circuit hole 301 communicated with the mounting box 4 is formed in the left side of the circuit box 3, a relay body 7 is movably connected to the top of the mounting box 4, four buckles 8 are fixedly connected to four corners of the bottom of the relay body 7, four buckling assemblies 6 corresponding to the buckles 8 are fixedly connected to the inner wall of the mounting box 4, a lead screw 5 is rotatably connected to the inner wall of the mounting box 4, the lead screw 5 sequentially penetrates through the mounting box 4, the protective casing 1 and the circuit box 3 and extends to the outside of the circuit box 3, a first connecting, the front side and the back side of the protective shell 1 are both provided with a sliding groove 101, the front side and the back side of the inner wall of the cover 2 are both fixedly connected with a pulley 203, the pulley 203 is positioned on the inner wall of the sliding groove 101, the clamping assembly 6 comprises a mounting shell 601, the mounting shell 601 is fixedly connected with the inner wall of the mounting box 4, the inner bottom wall of the mounting shell 601 is fixedly connected with a reset block 602, the top of the reset block 602 is fixedly connected with a first spring 604, the top of the first spring 604 is fixedly connected with a second connecting rod 603, the second connecting rod 603 sequentially penetrates through the first spring 604 and the reset block 602 and extends into the reset block 602, the top of the mounting shell 601 is movably connected with a third connecting rod 605, the third connecting rod 605 sequentially penetrates through the mounting box 4 and the mounting shell 601 and is hinged with a fourth connecting rod 606, the shape of the fourth connecting rod 606 is L-shaped, the bottom of the fourth connecting rod 606 is rotatably connected with a, the bottom fixedly connected with second spring 608 of third connecting rod 605, the top fixedly connected with fixture block 609 of fourth connecting rod 606, through setting up joint subassembly 6 and buckle 8, can dismantle installation relay body 7 fast, the maintenance of being convenient for.

Referring to fig. 1, the buckle 8 includes a connection block 801, the connection block 801 is fixedly connected to the relay body 7, and a fastening hole 802 is formed in the surface of the connection block 801.

Referring to fig. 1, the top of the cover 2 is provided with uniformly distributed heat dissipation holes 201, the dust screen 202 located above the heat dissipation holes 201 is installed in the cover 2 in an embedded mode, heat can be discharged through the heat dissipation holes 201 by means of the arranged heat dissipation holes 201, and due to the fact that the dust screen 202 is arranged, the relay body 7 cannot normally work due to poor contact caused by accumulation of dust is avoided.

The utility model discloses a theory of operation is: when the relay body 7 needs to be installed, the screw rod 5 is rotated, the cover 2 is opened, the relay body 7 can have a good working environment by arranging the protective shell 1 and the cover 2, an electric wire connected with a reed of the relay body 7 can be placed in the circuit box 3 through the circuit hole 301 to facilitate circuit arrangement, then the buckle 8 is aligned with the through hole to press the relay body 7, the buckle 8 moves downwards along the through hole to contact the clamping block 609, the buckle 8 continuously moves downwards along the clamping block 609 because the top of the clamping block 609 is arc-shaped until the buckle 8 contacts the second connecting rod 603, the second connecting rod 603 extrudes the first spring 604 to move downwards under the action of pressure, when the clamping hole 802 descends to the position of the clamping block 609, the clamping block 609 is restored to a normal state due to the elastic force of the second spring 608, and the clamping connection of the clamping block 609 and the buckle 8 achieves the function of fixing the relay body 7, when the relay body 7 needs to be maintained and repaired, the third connecting rod 605 can be pressed, under the action of pressure, the third connecting rod 605 moves downwards, so that the fourth connecting rod 606 is lifted upwards, the clamping block 609 is driven to be separated from the clamping buckle 8 by lifting the fourth connecting rod 606 upwards, under the action of the elastic force of the first spring 604, the second connecting rod 603 rebounds, so that the clamping buckle 8 is driven to eject the relay body 7, the effect of rapidly disassembling the relay body 7 and facilitating maintenance and repair is achieved, after the relay body 7 is taken out, the second spring 608 does not receive the action of pressure, under the action of the elastic force of the second spring 608, the third connecting rod 605 moves upwards to drive the fourth connecting rod 606 and the clamping block 609 to be recovered to a normal state, the next use is facilitated, the relay body 7 can emit heat during working, and a great amount of heat is accumulated to have the potential risk of damaging the relay body, through setting up louvre 201, can discharge the heat through louvre 201, through setting up dust screen 202, avoid the accumulation of dust to lead to relay body 7 contact failure normal work.

It should be noted that, the relay body 7 and the like are all devices that are mature in application in the prior art, and the specific model can be selected according to actual needs, and meanwhile, the power supply of the relay body 7 can be supplied to the internal power supply or the commercial power, and the specific power supply mode is selected according to circumstances and is not described herein.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a relay of convenient dismantlement installation, includes protective housing (1), its characterized in that: the top surface of the protective shell (1) is connected with a cover (2) in a sliding manner, the right side of the protective shell (1) is fixedly connected with a circuit box (3), the inner bottom wall of the protective shell (1) is fixedly connected with a mounting box (4), the left side of the circuit box (3) is provided with a circuit hole (301) communicated with the mounting box (4), the top of the mounting box (4) is movably connected with a relay body (7), four buckles (8) are fixedly connected with four corners of the bottom of the relay body (7), the inner wall of the mounting box (4) is fixedly connected with four clamping assemblies (6) corresponding to the buckles (8), the inner wall of the mounting box (4) is rotatably connected with a lead screw (5), and the lead screw (5) sequentially penetrates through the mounting box (4), the protective shell (1) and the circuit box (3) and extends to the outside of the circuit box (3), the surface of the screw rod (5) is in threaded connection with a first connecting rod (501);

the clamping assembly (6) comprises an installation shell (601), the installation shell (601) is fixedly connected with the inner wall of the installation box (4), a reset block (602) is fixedly connected with the inner bottom wall of the installation shell (601), a first spring (604) is fixedly connected with the top of the reset block (602), a second connecting rod (603) is fixedly connected with the top of the first spring (604), the second connecting rod (603) sequentially penetrates through the first spring (604) and the reset block (602) and extends to the inside of the reset block (602), the top of the installation shell (601) is movably connected with a third connecting rod (605), the third connecting rod (605) sequentially penetrates through the installation box (4) and the installation shell (601) and is hinged with a fourth connecting rod (606), the fourth connecting rod (606) is L-shaped, and the bottom of the fourth connecting rod (606) is rotatably connected with a rotating rod (607), the rotating rod (607) penetrates through the fourth connecting rod (606) and is rotatably connected with the inner wall of the mounting shell (601), the bottom of the third connecting rod (605) is fixedly connected with a second spring (608), and the top of the fourth connecting rod (606) is fixedly connected with a clamping block (609).

2. A disassembly and assembly convenient relay according to claim 1, wherein: the buckle (8) comprises a connecting block (801), the connecting block (801) is fixedly connected with the relay body (7), and a clamping hole (802) is formed in the surface of the connecting block (801).

3. A disassembly and assembly convenient relay according to claim 1, wherein: spout (101) have all been seted up at the front and the back of protective housing (1), the equal fixedly connected with pulley (203) in the inner wall front and the back of lid (2), pulley (203) are located the inner wall of spout (101).

4. A disassembly and assembly convenient relay according to claim 1, wherein: the top of the cover (2) is provided with heat dissipation holes (201) which are uniformly distributed, and the cover (2) is embedded with a dust screen (202) which is positioned above the heat dissipation holes (201).