CN220569608U - Protective housing for relay - Google Patents

Abstract

The utility model relates to the technical field of relay accessories, and provides a protective housing for a relay, which comprises: a housing; the fixing blocks are fixedly arranged at four corners of the outer surface of the shell, and the surfaces of the centers of the fixing blocks are provided with mounting holes; further comprises: the protective cover is movably embedded on the top surface of the shell far away from the fixed block, and an observation groove is formed in the surface of the center of the protective cover. According to the utility model, the fixing blocks at four corners are fixed through the shell, the moving blocks at two ends are driven to move when the bidirectional screw rods in the notch are rotated, the clamping plates at the top are fixed through the moving blocks, the protective pad on the surface is driven to fix the relay body, and meanwhile, the protective pad is used for protecting the relay body, so that the relay can be quickly assembled and disassembled, the assembly process of the relay is improved, the working efficiency is improved, and the operation is simple.

Description

Protective housing for relay

Technical Field

The utility model relates to the technical field of relay accessories, in particular to a protective shell for a relay.

Background

The relay is an electric control device, when the change of input quantity reaches the specified requirement, the controlled quantity is changed in a preset step in an electric output circuit, and the electric control device has an interactive relation between a control system and the controlled system, is applied to an automatic control circuit, and usually needs to be protected by a protective shell after the relay is installed.

But in prior art, in chinese patent No. CN201920125300.0, especially, a relay protection shell, belong to relay accessory technical field, aim at providing a base and cover body cooperation stable firm relay protection shell, including base and cover body, the cover body includes first cover plate, second cover plate and the first curb plate and the second curb plate of connecting first cover plate and second cover plate, first cover plate, the second cover plate, first curb plate and second curb plate constitute and hold the chamber, open respectively on first cover plate and the second cover plate and have first spacing hole and the second spacing hole that corresponds each other, the base inserts and holds the chamber, the base includes first bedplate, second bedplate and end plate, be equipped with first spacing protruding and the spacing protruding of second on the outer wall of first bedplate and second bedplate respectively, first spacing protruding and the spacing protruding joint of second spacing hole respectively with first spacing hole, be equipped with the pretension board that is the arcis equipped with on the outer wall of end plate, be equipped with two bayonet bars on the inner wall of first curb plate, two bayonet bars constitution and pretension board complex draw-in groove.

However, the prior art has the following disadvantages when in use: when using the protective housing to protect the relay, need install the relay in the protection box inside, and part is current to install fixedly through many bolts, in the installation for dismantle with install very troublesome, inconvenient maintenance and change the relay, the relay produces the high temperature easily under the state that is in work for a long time simultaneously, leads to the part inside the relay to damage because of the high temperature easily, leads to the phenomenon that life is low.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, when a protective shell is used for protecting a relay, the relay needs to be installed in a protective box, and part of the prior art is installed and fixed through a plurality of bolts, so that the relay is inconvenient to repair and replace in the installation process, and meanwhile, the relay is easy to generate high temperature in a working state for a long time, and parts in the relay are easy to damage due to high temperature, so that the service life is low.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a protective case for a relay, comprising: a housing; the fixing blocks are fixedly arranged at four corners of the outer surface of the shell, and the surfaces of the centers of the fixing blocks are provided with mounting holes; further comprises:

the protection covers are movably embedded on the top surface of the shell far away from the fixed block, and an observation groove is formed in the surface of the center of each protection cover;

the notch is formed in the inner wall of the center of one side of the shell away from the protective cover, and a bidirectional screw rod is movably embedded in the notch;

the two moving blocks are movably embedded on the outer surfaces of the opposite parts of the bidirectional screw rod, and the outer surfaces of one ends of the two moving blocks, which are far away from the protective cover, are movably embedded on the inner wall of the notch;

the two clamping plates are fixedly arranged on the top surfaces of the two moving blocks respectively, and the surfaces of the opposite sides of the two clamping plates are fixedly provided with protection pads.

Preferably, the inner wall of one side of the shell, which is close to the fixed block, is movably connected with a relay body, and the surfaces of the opposite sides of the relay body are movably connected to the outer surface of the protection pad.

Preferably, the shell is kept away from the relay body relative side surface all activity inlay and is equipped with the dust guard, two the through-hole has all been seted up on the surface of dust guard.

Preferably, the shell is kept away from one side surface fixed mounting of protective cover and has protected the box, the ventilation groove has all been seted up to one side surface that the relay body was kept away from to the protection box.

Preferably, the protection box is fixedly provided with a long plate close to the inner wall of the relay body.

Preferably, a fan is movably embedded in the surface of one side of the long plate, which is far away from the relay body.

Compared with the prior art, the utility model has the advantages and positive effects that,

fixed block through the casing to four corners department is fixed, install through the mounting hole on fixed block surface, through opening the protective cover at casing top, thereby place the relay body, can observe inside through the observation groove at the top of protective cover simultaneously, when through the inside two-way lead screw of rotatory notch, the movable block that drives both ends removes, the one end activity through the movable block inlays the inside of establishing at the notch, thereby it is spacing, fix the relay body through the grip block at movable block to the top, the protection pad on drive the surface is fixed, protect the relay body through the protection pad simultaneously, thereby install the dismantlement to the relay that can be quick, improve the installation of relay, and work efficiency is improved, and easy operation.

Fix through the shield and the protection box of casing external surface, fix the longboard through the protection box simultaneously, provide holding power to the fan on surface through the longboard, when the fan works, form the wind channel through the through-hole on shield surface and the ventilation groove on protection box surface to exhaust, lead to the internals to damage because of the high temperature when preventing that inside relay from using for a long time, thereby improve device holistic life.

Drawings

Fig. 1 is a schematic front view of a protective case for a relay according to the present utility model;

fig. 2 is a schematic top view of the inside of a protective case for a relay according to the present utility model;

FIG. 3 is a schematic diagram showing the internal side view of a protective case for a relay according to the present utility model;

fig. 4 is a schematic cross-sectional view of a protective case for a relay according to the present utility model.

Legend description:

1. a housing; 101. a fixed block; 102. a mounting hole; 103. a notch; 104. a two-way screw rod; 105. a moving block; 106. a clamping plate; 107. a protective pad; 108. a dust-proof plate; 109. a through hole; 110. a protective cover; 111. an observation groove; 2. a protective case; 201. a ventilation groove; 202. a long plate; 203. a fan; 3. a relay body.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1 as shown in fig. 1 to 4, the present utility model provides a protective case for a relay, comprising: a housing 1; the fixing blocks 101 are fixedly arranged at four corners of the outer surface of the shell 1, and the surfaces of the centers of the fixing blocks 101 are provided with mounting holes 102; further comprises: the protective covers 110 are movably embedded on the top surface of the shell 1 far away from the fixed block 101, and the surface of the center of each protective cover 110 is provided with an observation groove 111; the notch 103 is formed in the inner wall of the shell 1 at the center of one side far away from the protective cover 110, and a bidirectional screw rod 104 is movably embedded in the notch 103; the two moving blocks 105 are movably embedded on the outer surfaces of the opposite parts of the bidirectional screw rod 104, and the outer surfaces of one ends of the two moving blocks 105 far away from the protective cover 110 are movably embedded on the inner wall of the notch 103; the two clamping plates 106 are fixedly mounted on the top surfaces of the two moving blocks 105, and the surfaces of the opposite sides of the two clamping plates 106 are fixedly mounted with protective pads 107.

In this embodiment, fix the fixed block 101 of four corners department through casing 1, install through the mounting hole 102 of fixed block 101 surface, through opening the protective cover 110 at casing 1 top, thereby place relay body 3, can observe inside through the observation groove 111 at the top of protective cover 110 simultaneously, when the inside two-way lead screw 104 of rotatory notch 103, drive the movable block 105 at both ends and remove, inlay in the inside of notch 103 through the activity of the one end of movable block 105, thereby carry out spacingly, fix the grip block 106 at top through the movable block 105, drive the protection pad 107 on surface and fix relay body 3, protect relay body 3 through the protection pad 107 simultaneously, thereby can be quick install the dismantlement to the relay, improve the installation of relay, improve work efficiency, and easy operation.

Embodiment 2, the casing 1 is close to one side inner wall swing joint of fixed block 101 and has relay body 3, the equal swing joint in surface of relay body 3 opposite side is on the surface of protection pad 107, the equal activity of the opposite side surface of relay body 3 is kept away from to casing 1 is inlayed and is equipped with dust guard 108, through-hole 109 has all been seted up on the surface of two dust guard 108, one side surface fixed mounting that casing 1 kept away from protective cover 110 has protection box 2, protection box 2 is kept away from one side surface of relay body 3 and has all been seted up ventilation groove 201, protection box 2 is close to the inner wall fixed mounting of relay body 3 and has longboard 202, one side surface activity that the longboard 202 kept away from relay body 3 is inlayed and is equipped with fan 203.

In this embodiment, fix dust guard 108 and protection box 2 of external surface through casing 1, fix longboard 202 through protection box 2 simultaneously, provide holding power to surperficial fan 203 through longboard 202, when fan 203 goes on the work, form the wind channel through-hole 109 and the ventilation groove 201 on protection box 2 surface on dust guard 108 surface to exhaust, lead to the internals because of high temperature damage when preventing that internal relay from long-time use, thereby improve the holistic life of device.

Working principle: fixed block 101 through casing 1 to four corners department is fixed, install through the mounting hole 102 of fixed block 101 surface, through opening the protective cover 110 at casing 1 top, thereby place relay body 3, simultaneously through the observation groove 111 at the top of protective cover 110 can observe inside, when the two-way lead screw 104 of through rotatory notch 103 inside, the movable block 105 at drive both ends moves, establish the inside at notch 103 through the activity of the one end activity of movable block 105, thereby carry out spacingly, fix the grip block 106 at top through the movable block 105, the protective pad 107 of drive surface is fixed relay body 3, simultaneously protect relay body 3 through protective pad 107, thereby can be quick install and detach the relay, improve the installation of relay, and improve work efficiency, and easy operation, and fix the dust guard 108 and the protective box 2 of external surface through the protective box 2, simultaneously, provide holding power to the fan 203 on surface through the long plate 202, when fan 203 carries out the work, through the through hole 109 on the surface of protective plate 108 and the protective box 2 surface, thereby prevent that the inside from damaging the inside of high-temperature ventilation device is used to the inside because of the inside is formed to the high-temperature ventilation part, thereby the life-span is improved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. A protective case for a relay, comprising: a housing (1); the fixing blocks (101) are fixedly arranged at four corners of the outer surface of the shell (1), and mounting holes (102) are formed in the surfaces of the centers of the fixing blocks (101); characterized by further comprising:

the protection covers (110) are movably embedded in the top surface of the shell (1) far away from the fixed block (101), and an observation groove (111) is formed in the surface of the center of each protection cover (110);

the notch (103) is formed in the inner wall of the center of one side, far away from the protective cover (110), of the shell (1), and a bidirectional screw rod (104) is movably embedded in the notch (103);

the two moving blocks (105) are movably embedded on the outer surfaces of the opposite parts of the bidirectional screw rod (104), and the outer surfaces of one ends of the two moving blocks (105) far away from the protective cover (110) are movably embedded on the inner wall of the notch (103);

the two clamping plates (106) are fixedly arranged on the top surfaces of the two moving blocks (105), and the surfaces of the opposite sides of the two clamping plates (106) are fixedly provided with protection pads (107).

2. A protective case for a relay according to claim 1, wherein: the relay is characterized in that the inner wall of one side of the shell (1) close to the fixed block (101) is movably connected with the relay body (3), and the surfaces of the opposite sides of the relay body (3) are movably connected to the outer surface of the protection pad (107).

3. A protective case for a relay according to claim 2, wherein: the shell (1) is far away from the relay body (3), dust-proof plates (108) are movably embedded in the outer surfaces of the opposite sides, and through holes (109) are formed in the surfaces of the two dust-proof plates (108).

4. A protective case for a relay according to claim 3, wherein: the protective box (2) is fixedly arranged on the outer surface of one side, far away from the protective cover (110), of the shell (1), and ventilation grooves (201) are formed in the surface of one side, far away from the relay body (3), of the protective box (2).

5. The protective case for a relay according to claim 4, wherein: the protection box (2) is fixedly arranged on the inner wall, close to the relay body (3), of the protection box, and a long plate (202) is fixedly arranged on the inner wall.

6. The protective case for a relay according to claim 5, wherein: a fan (203) is movably embedded in the surface of one side of the long plate (202) far away from the relay body (3).