CN213815985U

CN213815985U - Relay with combined protective shell

Info

Publication number: CN213815985U
Application number: CN202120140793.2U
Authority: CN
Inventors: 黄结青
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-07-27
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a relay with combined protective shell, which comprises a shell, wherein the shell is connected with a protective cover in an inserting way, the top end and the bottom end of the shell are both provided with a first lock catch groove, two first lock catch grooves are both connected with a slide fastener in a sliding way, one side of the top end and one side of the bottom end of the protective cover are both provided with a second lock catch groove, two second lock catch grooves are both connected with a lock bar in an inserting way, the inside of the shell is connected with two fixed shells in an inserting way, the surfaces of the two fixed shells are fixedly inserted with a plurality of buffer bottom plates, the top end of each buffer bottom plate is fixedly connected with three buffer springs, the inner wall of the shell is fixedly connected with a plurality of buffer top plates, each buffer top plate is respectively and fixedly connected with three buffer springs, and a relay body is fixedly connected between the two fixed shells, the utility model effectively reduces the impact force when the relay falls down by accident through the structures such as the buffer springs arranged in the shell, the relay is protected in a buffering mode.

Description

Relay with combined protective shell

Technical Field

The utility model belongs to the technical field of relay equipment and specifically relates to a relay with combination formula protective housing.

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 meets a predetermined requirement, and is generally used in an automated control circuit, and plays a role in an automatic adjustment, a safety protection, a switching circuit, and the like in the circuit, and plays a very important role in an electric apparatus.

Traditional relay does not set up corresponding protecting sheathing mostly, directly installs the relay in the circuit when using and uses, when the relay accident drops, cause the shell of relay body to appear damaged easily, lead to the relay internals condition of damaging to appear even, influenced the follow-up use of relay, a small number of relays of having installed protecting sheathing then because of its protecting sheathing's integrated structure, are difficult to dismantle, have caused the influence to corresponding maintenance work after the relay breaks down.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a relay with combination formula protective housing.

The technical scheme of the utility model is that: a relay with a combined type protective shell comprises a shell, wherein a buffer cavity is formed in one side of the shell, the shell is connected with a protective cover through the buffer cavity in an inserting mode, first lock catch grooves are formed in the top end side and the bottom end side of the shell respectively, slide fasteners are connected to the first lock catch grooves in a sliding mode, lock blocks are fixedly connected to the bottom ends of the slide fasteners respectively, lock openings are formed in the front faces of the lock blocks respectively, second lock catch grooves are formed in the top end side and the bottom end side of the protective cover respectively, lock rods are connected to the second lock catch grooves in an inserting mode, two fixing shells are connected to the shell in an inserting mode, a plurality of buffer bottom plates are fixedly inserted into the front faces, the top ends and the bottom ends of the fixing shells respectively, three buffer springs are fixedly connected to the top ends of the buffer bottom plates respectively, and a plurality of buffer top plates are fixedly connected to the inner wall of the shell, every the buffer top board is equallyd divide and is do not with three buffer spring fixed connection among them, two fixedly connected with relay body between the set casing.

Preferably, two the sliding buckle is all fixed the interlude has the closing plate, two the seal groove has all been seted up to the both sides inner wall in first hasp groove, two the closing plate is equallyd divide and is do not with one of them seal groove sliding connection.

Preferably, the two locking blocks are made of plastic materials, and the size of the two locking openings is smaller than the diameter of the two locking rods.

Preferably, one side of the protective cover is inserted and connected with a compression rubber block.

Preferably, every buffer spring all alternates and is connected with the bracing piece, every the bracing piece is equallyd divide do not with one of them buffering bottom plate fixed connection, every the spacing groove that all seted up through its top of bracing piece alternates and is connected with the gag lever post, every the gag lever post is equallyd divide do not with one of them buffering roof fixed connection.

Preferably, a plurality of heat dissipation bars have been seted up to the opposite side on casing top, every the heat dissipation bar is all fixed to be inlayed and is had isolated filter screen.

The utility model has the advantages that:

(1) through setting up casing and protective cover structure, make this shell convenient to detach, conveniently carry out corresponding dismantlement when needs maintain the maintenance to the relay and take out the operation, through setting up a plurality of buffer bottom plate, buffer spring and buffering roof structure, can play good buffering guard action to the relay body, when the relay accident drops or falls, impact force greatly reduced that makes the relay body receive through a plurality of buffer spring.

(2) Through setting up bracing piece and gag lever post structure, the effect of restriction has been produced to buffer spring's compression range, avoid appearing deformation because of buffer spring leads to the inside connection structure of casing too big at atress compression range, the problem that drops, through setting up two sealing plate structures, play sealed effect to two first catching grooves, it gets into inside the casing to avoid external suspended particles such as dust in the use, the accumulational condition of dust appears, through setting up the heat dissipation bars structure, the heat that produces when can in time function the relay body disperses to the external world, the condition of damage appears because of the inside high temperature of casing to have avoided the relay body.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

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

FIG. 3 is a schematic view of the slide fastener connecting member of the present invention;

fig. 4 is a cross-sectional view of the protective cover of the present invention;

FIG. 5 is a schematic view of the housing structure of the present invention;

FIG. 6 is a schematic view of the structure of the fixing shell of the present invention;

FIG. 7 is a schematic structural view of the buffer bottom plate and the buffer top plate of the present invention;

fig. 8 is a sectional view of the structure of the support rod and the limit rod of the present invention.

In the figure, 1, a housing; 2. a protective cover; 3. sliding and buckling; 4. a locking block; 5. a second locking groove; 6. a lock lever; 7. a stationary case; 8. a buffer base plate; 9. a buffer spring; 10. a buffer top plate; 11. a relay body; 12. a sealing plate; 13. compressing the rubber block; 14. a support bar; 15. a limiting rod; 16. and a heat dissipation grid.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1-8, a relay with a combined protective housing comprises a housing 1, a buffer cavity is formed at one side of the housing 1, the housing 1 is connected with a protective cover 2 through the buffer cavity, first locking grooves are formed at both the top side and the bottom side of the housing 1, sliding buckles 3 are slidably connected with both the first locking grooves, locking blocks 4 are fixedly connected with the bottom ends of the sliding buckles 3, locking openings are formed at the front sides of the locking blocks 4, second locking grooves 5 are formed at both the top side and the bottom side of the protective cover 2, locking bars 6 are connected with both the second locking grooves 5, two fixing cases 7 are connected with the locking blocks 4 and the housing 1, a plurality of buffer bottom plates 8 are fixedly inserted into the front sides, the top ends and the bottom ends of the two fixing cases 7, and three buffer springs 9 are fixedly connected with the top ends of each buffer bottom plate 8, the inner wall of the shell 1 is fixedly connected with a plurality of buffer top plates 10, each buffer top plate 10 is fixedly connected with three buffer springs 9, and a relay body 11 is fixedly connected between the two fixed shells 7;

as shown in fig. 1-8, two sliding buckles 3 are fixed with sealing plates 12, two inner walls of two first locking grooves are provided with sealing grooves, two sealing plates 12 are connected with one of the sealing grooves in a sliding manner, when the sliding buckles 3 are closed, the two first locking grooves can be sealed by the two sealing plates 12, so as to prevent particles such as dust in the outside air from entering the inside of the housing 1 and accumulating, two locking blocks 4 are made of plastic material and have certain deformability, the size of the two locking ports is smaller than the diameter of the two locking rods 6, the two locking rods 6 can be respectively clamped into one of the locking ports by applying force to form tight connection between the housing 1 and the protective cover 2, one side of the protective cover 2 is connected with a compression rubber block 13 in an inserting manner, the compression rubber block 13 can compress and fix the relay body 11 installed in the housing, each buffer spring 9 is inserted and connected with a support rod 14, each support rod 14 is fixedly connected with one of the buffer bottom plates 8 respectively, each support rod 14 is inserted and connected with a limiting rod 15 through a limiting groove arranged at the top end of the support rod, each limiting rod 15 is fixedly connected with one of the buffer top plates 10 respectively, the support rods 14 and the limiting rods 15 have a limiting effect on the compression amplitude of the buffer springs 9, the problem that the structure inside the shell 1 is deformed and falls off due to the fact that the buffer springs 9 are stressed and compressed to an overlarge extent is avoided, the other side of the top end of the shell 1 is provided with a plurality of radiating grids 16, heat generated when the relay body 11 operates can be timely radiated to the outside, the situation that the relay body 11 is damaged due to the fact that the temperature inside the shell 1 is overhigh is avoided, each radiating grid 16 is fixedly embedded with an isolated filter screen, and the situation that suspended particles such as dust in the outside air enter the inside of the shell 1 to form accumulation is avoided, affecting the normal operation of the relay body 11.

The utility model discloses the theory of operation: when the device is used, the two sliding buckles 3 are shifted, the locking ports of the two locking blocks 4 are respectively connected with one locking rod 6 in an inserting way, at the moment, the shell 1 is tightly connected with the protective cover 2, the sealing plate 12 fixedly inserted with the sliding buckles 3 seals the first locking groove, dust and the like in the outside air are prevented from entering the shell 1 through the first locking groove to be accumulated, the pressing rubber block 13 compresses and fixes the relay body 11 to play a role in positioning, then the device is installed in a circuit to be normally used, when the device falls off or falls on the ground due to accidents, the two fixing shells 7 apply force to the plurality of buffer springs 9, the plurality of buffer springs 9 are deformed to buffer the relay body 11 between the two fixing shells 7, and the problem that the internal parts of the relay body 11 are damaged due to overlarge impact force is avoided, a plurality of heat dissipation bars 16 that casing 1 top was seted up can in time arrange the heat that produces to the external world when the relay body 11 operation, make relay body 11 can be competent in long-time operation work, and is convenient and practical.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. A relay with a combined protective casing, comprising a casing (1), characterized in that: the novel lock catch is characterized in that a buffer cavity is formed in one side of the shell (1), the shell (1) is connected with a protective cover (2) in an inserting mode through the buffer cavity, first lock catch grooves are formed in one side of the top end and one side of the bottom end of the shell (1), slide fasteners (3) are connected to the two first lock catch grooves in a sliding mode, locking blocks (4) are fixedly connected to the bottom ends of the two slide fasteners (3), locking openings are formed in the front faces of the two locking blocks (4), second lock catch grooves (5) are formed in one side of the top end and one side of the bottom end of the protective cover (2), locking rods (6) are connected to the two second lock catch grooves (5) in an inserting mode, two fixed shells (7) are connected to the inside of the shell (1) in an inserting mode, a plurality of buffer bottom plates (8) are fixedly inserted into the front faces, the top ends and the bottom ends of the two fixed shells (7), and three buffer springs (9) are fixedly connected to the top ends of the buffer bottom plates (8), the inner wall fixedly connected with of casing (1) a plurality of buffer roof (10), every buffer roof (10) equally divide respectively with wherein three buffer spring (9) fixed connection, two fixedly connected with relay body (11) between set casing (7).

2. A relay having a modular protective housing according to claim 1, wherein: two sliding buckle (3) all fixed interlude has closing plate (12), two the seal groove has all been seted up to the both sides inner wall in first hasp groove, two closing plate (12) are equallyd divide and are do not divided equally and one of them seal groove sliding connection.

3. A relay having a modular protective housing according to claim 1, wherein: the two locking blocks (4) are made of plastic materials, and the sizes of the two locking openings are smaller than the diameters of the two locking rods (6).

4. A relay having a modular protective housing according to claim 1, wherein: one side of the protective cover (2) is connected with a pressing rubber block (13) in an inserting way.

5. A relay having a modular protective housing according to claim 1, wherein: every buffer spring (9) all interlude is connected with bracing piece (14), every bracing piece (14) are equallyd divide and do not be connected with one of them buffering bottom plate (8) fixed connection, every the spacing groove that all seted up through its top of bracing piece (14) alternates and is connected with gag lever post (15), every gag lever post (15) are equallyd divide and do not with one of them buffering roof (10) fixed connection.

6. A relay having a modular protective housing according to claim 1, wherein: a plurality of heat dissipation bars (16) have been seted up to the opposite side on casing (1) top, every heat dissipation bar (16) all fixed the inlaying have isolated filter screen.