CN215183727U

CN215183727U - Shell mounting structure of relay

Info

Publication number: CN215183727U
Application number: CN202121205252.XU
Authority: CN
Inventors: 杜展; 付波
Original assignee: Churod Electronics Wuhu Co ltd
Current assignee: Churod Electronics Wuhu Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-12-14
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a casing mounting structure of relay relates to relay technical field, including box and relay casing, the equal fixedly connected with in both sides of relay casing extends the ear, the equal fixedly connected with fixed subassembly in both sides of inner wall bottom of the box, fixed subassembly including fixed cover, fixed connection in the fixed spring of the inside bottom of fixed cover, promote piece and fixed column, fixed spring's top fixedly connected with promote the piece the fixed column set up in the inside of fixed cover and with the internal surface sliding connection of fixed cover, the right side of fixed column is provided with recess one. The utility model discloses a cooperation of fixed subassembly and box is used to make installation stability strong, can not appear easily the condition such as come off, has effectively avoided the relay casing to rock phenomenons such as, just the utility model discloses make things convenient for the work installation or dismantle, long service life, outer box still has effects such as dustproof protection to the relay casing simultaneously, and the practicality is strong.

Description

Shell mounting structure of relay

Technical Field

The utility model relates to a relay technical field specifically is a casing mounting structure of relay.

Background

A relay (relay) is an electric control device, which is an electric appliance that makes the controlled quantity generate a predetermined step change in an electric output circuit when the change of the input quantity meets the specified requirement, the relay has a control system and a controlled system, and is generally applied to an automatic control circuit, and plays the roles of automatic regulation, safety protection, switching circuit, etc. in the circuit, the relay is used as an electric switch, the relay is used for controlling the on-off of an electric circuit, when the relay is applied to a movable object, the relay is subjected to vibration, such as an automobile, when the automobile is running, the jolt of the automobile will generate vibration to the relay, if the relay is loosened, the electric circuit may be loosened, and if the electric circuit is serious, the relay will be ignited, therefore, the relay mounting and fixing work is very important, at present, the housing of the relay is generally provided with mounting holes, the casing of relay is provided with the metal loop in the mounting hole, inserts through the screw and locates in the metal loop to be fixed in the relay by the installation object on, the degree of depth that highly is higher than the mounting hole of metal loop, its structural strength who is used for strengthening the relay casing avoids the screw to crush the relay casing when the installation and bursts apart.

Present existing relay housing mounting structure is usually fixed with the relay housing through the screw, but the stability of being connected of metal loop and relay housing is not enough, and is not hard up in the easy mounting hole of metal loop for the play about the relay housing, and then influence the installation stability of relay, simultaneously, through screw installation relay, then can very be difficult when dismantling the relay.

Therefore, it is necessary to provide a housing mounting structure of a relay to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a casing mounting structure of relay to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a casing mounting structure of relay, includes box and relay housing, the equal fixedly connected with in both sides of relay housing extends the ear, the equal fixedly connected with fixed subassembly in both sides of inner wall of the box bottom, fixed subassembly including fixed cover, fixed connection in the fixed spring of the inside bottom of fixed cover, promote piece and fixed column, fixed spring's top fixedly connected with promote the piece the fixed column set up in the inside of fixed cover and with the internal surface sliding connection of fixed cover, the right side of fixed column is provided with recess one, the horizontal fixedly connected with compression spring in inside of recess one, compression spring's right-hand member fixedly connected with card post.

Preferably, the bottom of the fixing column is provided with a second groove matched with the pushing block, the surface of the fixing sleeve is provided with a bayonet, and the bayonet is L-shaped.

Preferably, the extension ear is provided with a third groove matched with the fixing column and a hole matched with the clamping column, and the top of the fixing column is provided with a turntable.

Preferably, the top of the box body is fixedly connected with a box cover through a clamping groove, the bottom of the box cover is fixedly connected with a limiting frame through a connecting block, and the bottom of the box body is fixedly connected with a clamping seat.

Preferably, the inner wall of the third groove formed in the extension lug is provided with an internal thread, and the surface of the fixing column is provided with a thread matched with the inner wall of the third groove.

Compared with the prior art, the beneficial effects of the utility model are that: the shell mounting structure of the relay comprises a relay shell, a fixed column, a pushing block, a fixing spring, a limiting frame and a fixing sleeve, wherein the relay shell is placed in a clamping seat, the fixed column penetrates through an extending lug and is placed in a fixing sleeve, the pushing block can be clamped into a groove at the bottom of the fixed column and compresses the fixing spring, when the fixed column is placed in the fixing sleeve, the clamping column enters a bayonet formed in the surface of the fixing sleeve, when the fixed column is completely placed in the fixing sleeve, the thread on the surface of the fixed column is just matched with the thread in the extending lug, then an operator rotates the fixed column to drive the clamping column to move in the bayonet, so that the extending lug is fixed, the fixing spring is always in a stressed and compressed state, the clamping column is always stressed and clamped in the bayonet, then the box cover is fixed by the clamping groove, the limiting frame can limit and fix the upper part of the relay shell, so that the fixing of the relay shell is completed, when operating personnel dismantled the relay casing, only need open the case lid, twist the fixed column in the opposite direction and move, fixed spring can upwards pop out the fixed column under the effect of self elasticity, and operating personnel only need take out the fixed column then can take out the relay casing, the utility model discloses installation stability is strong, the condition such as easily coming off can not appear, has effectively avoided the relay casing to rock phenomenons such as, just the utility model discloses facilitate the work installation or dismantle, long service life, outer box still has effects such as dustproof protection simultaneously to the relay casing, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a housing mounting structure of a relay according to the present invention;

FIG. 2 is a schematic front view of the mounting sleeve and bayonet of FIG. 1;

fig. 3 is a schematic front view of a housing mounting structure of the relay shown in fig. 1;

fig. 4 is a structural schematic state diagram of a housing mounting structure of the relay shown in fig. 1;

fig. 5 is a schematic top view of the structure of the extension ear and the groove III shown in fig. 1.

In the figure: 1. a box body; 2. a relay housing; 3. an extension ear; 4. fixing a sleeve; 5. fixing the spring; 6. a pushing block; 7. fixing a column; 8. a compression spring; 9. clamping the column; 10. a first groove; 11. a second groove; 12. a bayonet; 13. a box cover; 14. a limiting frame; 15. a third groove; 16. a card seat.

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. 1-5, the present invention provides an embodiment: a shell mounting structure of a relay comprises a box body 1 and a relay shell 2, wherein two sides of the relay shell 2 are fixedly connected with extension lugs 3, two sides of the bottom of the inner wall of the box body 1 are fixedly connected with fixing components, each fixing component comprises a fixing sleeve 4, a fixing spring 5, a pushing block 6 and a fixing column 7, the fixing spring 5 is fixedly connected to the bottom inside the fixing sleeve 4, the pushing block 6 is fixedly connected to the top end of the fixing spring 5, the fixing column 7 is arranged inside the fixing sleeve 4 and is in sliding connection with the inner surface of the fixing sleeve 4, a first groove 10 is formed in the right side of the fixing column 7, a compression spring 8 is transversely and fixedly connected inside the first groove 10, a clamping column 9 is fixedly connected to the right end of the compression spring 8, the fixing column 7 can be divided into an upper portion and a lower portion, and the size of the lower portion of the fixing column 7 is completely consistent with that of the fixing sleeve 4, the upper part of the fixed column 7 is smaller than the lower part of the fixed column 7, and the fixed sleeve 4 and the fixed column 7 are cylindrical.

The bottom of the fixed column 7 is provided with a groove II 11 matched with the pushing block 6, the surface of the fixed sleeve 4 is provided with a bayonet 12, and the bayonet 12 is L-shaped.

The extension ear 3 is provided with a groove III 15 matched with the fixing column 7 and a hole matched with the clamping column 9, and the top of the fixing column 7 is provided with a turntable.

The top of the box body 1 is fixedly connected with a box cover 13 through a clamping groove, the bottom of the box cover 13 is fixedly connected with a limiting frame 14 through a connecting block, the bottom of the box body 1 is fixedly connected with a clamping seat 16, and the size of the limiting frame 14 and the size of the clamping seat 16 are completely consistent with that of the relay shell 2.

The inner wall of a third groove 15 formed in the extension lug 3 is provided with internal threads, and the surface of the fixing column 7 is provided with threads matched with the inner wall of the third groove 15.

The working principle is as follows: when the relay case is used by an operator, the relay case 2 is placed inside the clamping seat 16, the fixed column 7 penetrates through the extension lug 3 and is placed inside the fixed sleeve 4, the pushing block 6 is clamped into a groove at the bottom of the fixed column 7 and compresses the fixed spring 5, when the fixed column 7 is placed in the fixed sleeve 4, the clamping column 9 enters the bayonet 12 formed in the surface of the fixed sleeve 4, when the fixed column 7 is completely placed in the fixed sleeve 4, the thread on the surface of the fixed column 7 is just matched with the thread inside the extension lug 3, then the operator rotates the fixed column 7 to drive the clamping column 9 to move in the bayonet 12 so as to fix the extension lug 3, the fixed spring 5 is always in a stressed and compressed state, so that the clamping column 9 always bears upward force and clamps in the bayonet 12, then the case cover 13 is fixed by the operator through the clamping groove, the limiting frame 14 limits and fixes the upper part of the relay case 2, thereby accomplish the fixed of relay casing 2, when operating personnel dismantled relay casing 2, only need open case lid 13, twist the fixed column 7 in the opposite direction and move, fixed spring 5 can upwards pop out fixed column 7 under the effect of self elasticity, and operating personnel only need take out fixed column 7 then can take out relay casing 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a casing mounting structure of relay, includes box (1) and relay casing (2), its characterized in that: the utility model discloses a relay box, including relay housing (2), the equal fixedly connected with in both sides of relay housing (2) extends ear (3), the equal fixedly connected with in both sides of box (1) inner wall bottom fixes the subassembly, fixed subassembly is including fixed cover (4), fixed connection in fixed spring (5), promotion piece (6) and fixed column (7) of the inside bottom of fixed cover (4), the top fixedly connected with of fixed spring (5) promotes piece (6), fixed column (7) set up in the inside of fixed cover (4) and with the internal surface sliding connection of fixed cover (4), the right side of fixed column (7) is provided with recess (10), the inside horizontal fixedly connected with compression spring (8) of recess (10), the right-hand member fixedly connected with card post (9) of compression spring (8).

2. A case mounting structure of a relay according to claim 1, wherein: the bottom of the fixed column (7) is provided with a groove II (11) matched with the pushing block (6), the surface of the fixed sleeve (4) is provided with a bayonet (12), and the bayonet (12) is L-shaped.

3. A case mounting structure of a relay according to claim 1, wherein: the extension lug (3) is provided with a groove III (15) matched with the fixing column (7) and a hole matched with the clamping column (9), and the top of the fixing column (7) is provided with a turntable.

4. A case mounting structure of a relay according to claim 1, wherein: the top of the box body (1) is fixedly connected with a box cover (13) through a clamping groove, the bottom of the box cover (13) is fixedly connected with a limiting frame (14) through a connecting block, and the bottom of the box body (1) is fixedly connected with a clamping seat (16).

5. A case mounting structure of a relay according to claim 1, wherein: the inner wall of a groove III (15) formed in the extension lug (3) is provided with internal threads, and the surface of the fixing column (7) is provided with threads matched with the inner wall of the groove III (15).