CN212542285U

CN212542285U - Self-locking buckle structure of relay socket

Info

Publication number: CN212542285U
Application number: CN202021344969.8U
Authority: CN
Inventors: 王国良; 赵建余; 张国明
Original assignee: Shanghai Upun Industry Control System Co ltd
Current assignee: Shanghai Upun Industry Control System Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-12
Anticipated expiration: 2030-07-10

Abstract

A self-locking buckle structure of a relay socket comprises a buckle body, wherein the buckle body is movably arranged in a socket cover plate, and the socket cover plate is fixedly arranged on a shell of the relay socket; the self-locking clamping blocks are arranged on two sides of the buckle body, the middle of the buckle body is provided with a reset port, a reset swing rod is fixedly connected in the reset port, the side surfaces of two sides of the socket cover plate are respectively provided with a first limit notch and a second limit notch, the self-locking clamping blocks are respectively matched with the first limit notch and the second limit notch, the bottom surface of the socket cover plate is provided with a reset hole, and the reset swing rod is matched with the reset hole; the buckle body is fixed with the guide rail through the guide rail clamping block. The utility model overcomes prior art's is not enough, utilizes the deformation force and the thrust sum of pendulum rod that reset to make auto-lock fixture block reset, makes the auto-lock fixture block joint in first spacing breach to block the guide rail through the guide rail fixture block, thereby realize that relay socket's buckle body and guide rail are light to be installed and firm fixed purpose.

Description

Self-locking buckle structure of relay socket

Technical Field

The utility model relates to a relay socket buckle technical field, concretely relates to relay socket is from locking-type buckle structure.

Background

The electromagnetic relay mainly comprises an input part and an output part. When certain voltage or current is added to the two ends of the terminal pin of the coil, the energized coil generates magnetic flux, and the magnetic flux generates attraction force through the iron core, the yoke, the armature and a certain working air gap, so that the movable spring is driven to switch on the static spring to realize the on-off and conversion of the circuit.

Some relays need to be mounted to standard electrical mounting rails. A socket is arranged between the relay and the electric installation guide rail, and the relay is installed in the socket and connected to the guide rail through the socket. Among the prior art, relay socket's buckle all is from reset formula buckle, and when opening the buckle, the socket breaks away from the guide rail, and buckle automatic re-setting need heavily push down when reinstalling, overcomes reset spring's elasticity and makes the buckle slide, blocks the guide rail, and the installation is complicated and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a relay socket is from locking-type buckle structure, has overcome the not enough of prior art, utilizes the deformation force and the thrust sum of pendulum rod that resets to make auto-lock fixture block reset, makes auto-lock fixture block joint in first spacing breach to block the guide rail through the guide rail fixture block, thereby realize the light installation of relay socket's buckle body and guide rail and firmly fixed purpose.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a relay socket is from locking-type buckle structure, buckle body and two socket cover boards, socket cover board covers respectively in the both sides of a relay socket shell, its characterized in that: the two ends of the rear side of any one socket cover plate are respectively and backwards provided with a first protruding part and a second protruding part, the buckle body is arranged between the first protruding parts of the rear sides of the two socket cover plates, a sliding pair in the linear direction is arranged between the buckle body and the first protruding parts, two sides of the buckle body are respectively provided with a self-locking fixture block through a cantilever beam structure, the middle of the buckle body is provided with a reset port, the reset port is connected with a reset swing rod through an elastic arm, a first limiting notch and a second limiting notch are respectively arranged in any one first protruding part, the first limiting notch and the second limiting notch are adjacent through a step, the shape of the self-locking fixture block is respectively matched with the first limiting notch and the second limiting notch, the middle of the socket cover plate is provided with a reset hole, and the reset swing rod is matched with the reset hole; one end of the buckle body close to the center of the relay socket shell 3 is provided with a guide rail clamping block.

Preferably, the second limiting notch is located on the outermost side of the socket cover plate, the first limiting notch and the second limiting notch are separated by a limiting block, a first guiding inclined plane is arranged on one side surface, away from the guide rail clamping block, of the self-locking clamping block, a second guiding inclined plane is arranged on one side surface, close to the limiting block, of the first limiting notch, and the first guiding inclined plane is matched with the second guiding inclined plane.

Preferably, a gap is formed between the self-locking clamping block and the buckle body, so that the self-locking clamping block is ensured to have enough deformation space intervals.

Preferably, the pendulum rod that resets includes elasticity release link and spacing post, the one end fixed connection of elasticity release link is in the side surface of reset mouthful, the other end of elasticity release link is connected with spacing post, spacing post and reset hole phase-match.

Preferably, slide rails are arranged below two side faces of the buckle body, slide grooves are formed below two side faces of the socket cover plate, and the buckle body is connected with the slide grooves in a sliding mode through the slide rails.

Preferably, the direction boss is arranged above two side faces of the buckle body, the limit sliding groove is formed above two side faces of the socket cover plate, and the direction boss is connected to the surface of the limit sliding groove in a sliding mode.

The utility model provides a relay socket is from locking-type buckle structure. The method has the following beneficial effects: the limiting column at the end part of the reset oscillating bar is always positioned in the reset hole, so that when the reset is needed, the self-locking clamping block is reset by lightly pressing the buckle body and utilizing the sum of the deformation force and the thrust force of the reset oscillating bar, the self-locking clamping block is clamped in the first limiting notch, the guide rail is clamped by the guide rail clamping block, and the purposes of easily installing and firmly fixing the buckle body of the relay socket and the guide rail are achieved; the problem of need push down greatly among the prior art just can pin the guide rail is solved.

Drawings

In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.

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

FIG. 2 is a schematic view of the present invention in its expanded configuration;

FIG. 3 is a schematic structural view of the middle buckle body of the present invention;

fig. 4 is a schematic structural view of a socket cover plate of the present invention;

FIG. 5 is a force analysis diagram of the buckle body in the present invention during resetting or self-locking;

the reference numbers in the figures illustrate:

1. a buckle body; 2. a socket cover plate; 3. a relay socket housing; 4. self-locking clamping blocks; 5. a reset port; 6. resetting the swing rod; 61. an elastic reset lever; 62. a limiting column; 7. a first limit notch; 8. a second limit notch; 9. a reset hole; 10. a guide rail clamping block; 11. a guide rail; 12. a slide rail; 13. a chute; 14. a guide boss; 15. and a limiting sliding groove.

F1: pushing the buckle body; f2: the self-locking force of the self-locking clamping block in the second limiting notch; f3: and resetting the counterforce of the swing rod during deformation.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the embodiments and drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention.

In a first embodiment, as shown in fig. 1 to 4, a relay socket self-locking buckle structure includes a buckle body 1 and two socket cover plates 2, the socket cover plates 2 are respectively covered on two sides of a relay socket housing 3, two ends of a rear side of any one of the socket cover plates 2 are respectively provided with a first protrusion and a second protrusion backwards, the buckle body 1 is arranged between the first protrusions on the rear sides of the two socket cover plates 2, a linear sliding pair is arranged between the buckle body 1 and the first protrusion, two sides of the buckle body 1 are respectively provided with a self-locking fixture block 4 through a cantilever beam structure, a reset port 5 is formed in the middle of the buckle body 1, a reset swing rod 6 is connected in the reset port 5 through an elastic arm, a first limit notch 7 and a second limit notch 8 are respectively arranged in any one of the first protrusions, the first limiting notch 7 and the second limiting notch 8 are adjacent through a step, the shape of the self-locking fixture block 4 is respectively matched with the first limiting notch 7 and the second limiting notch 8, the middle of the socket cover plate 2 is provided with a reset hole 9, and the reset swing rod 6 is matched with the reset hole 9; one end of the buckle body 1 close to the center of the relay socket shell 3 is provided with a guide rail clamping block 10. The buckle body 1 bites the relay socket housing 3 on the guide rail 11 through the guide rail latch 10 and the second protrusion.

When the self-locking fixture block 4 slides into the second limiting notch 8, the guide rail fixture block 10 is separated from the guide rail 11, and at the moment, the two self-locking fixture blocks 4 are clamped and fixed with the side surface of the second limiting notch 8, so that the buckle body 1 is prevented from returning to the original position under the action of the reset swing rod 6; when the relay socket shell 3 is placed on the guide rail 11, the self-locking fixture blocks 4 are pressed in opposite directions, so that the self-locking fixture blocks 4 are separated from the second limiting notches 8; simultaneously, bulldoze buckle body 1 to the second bulge direction, the cooperation resets under the 6 reaction forces that warp of pendulum rod that reset, makes 4 joints of auto-lock fixture block in first spacing breach 7 to block guide rail 11 through guide rail fixture block 10, thereby realize the light installation of relay socket's buckle body 1 and guide rail 11 and firmly fixed purpose.

As shown in fig. 5, when the sum of the acting force F1 of pushing the buckle body 1 and the reaction force F3 generated by the deformation of the reset swing rod 6 toward the second protrusion direction is greater than the sum of the self-locking forces F2 of the second limit notches 8 on both sides to the two self-locking fixture blocks 4, the self-locking fixture blocks 4 on both sides of the buckle body 1 can be deformed and separated from the second limit notches 8, and the self-locking fixture blocks 4 can be reset by the sum of the deforming force and the pushing force of the reset swing rod 6; when the buckle body 1 needs to be self-locked and the guide rail 11 can be freely pulled out, the sum of self-locking forces F2 of the second limiting notches 8 on the two self-locking fixture blocks 4 is larger than the reaction force F3 generated by the deformation of the reset swing rod 6, so that the two self-locking fixture blocks 4 can be clamped and fixed with the side surfaces of the second limiting notches 8; in the whole process, the end part of the reset swing rod 6 is always positioned in the reset hole 9 on the bottom surface of the socket cover plate 2.

Embodiment two, as the further scheme of embodiment one, second spacing breach 8 is located the outside of socket apron 2, is separated by the stopper between first spacing breach 7 and the second spacing breach 8, and the one side surface that guide rail fixture block 10 was kept away from to auto-lock fixture block 4 is established to first direction inclined plane, and the one side surface that first spacing breach 7 is close to the stopper is established to the second direction inclined plane, first direction inclined plane and second direction inclined plane phase-match. Thereby slide auto-lock fixture block 4 to the in-process in the spacing breach 8 of second, through the guide effect on first direction inclined plane and second direction inclined plane, make that buckle body 1 can be lighter slide in socket cover 2.

In the third embodiment, as a further scheme of the first embodiment, a gap is formed between the self-locking fixture block 4 and the buckle body 1, so that when the buckle body 1 is lightly pressed, the self-locking fixture block 4 has a sufficient space interval required for deformation.

In a fourth embodiment, as a further scheme of the first embodiment, the reset lever 6 includes an elastic reset rod 61 and a limit post 62, one end of the elastic reset rod 61 is fixedly connected to a side surface of the reset port 5, the other end of the elastic reset rod 61 is connected to the limit post 62, and the limit post 62 is matched with the reset hole 9.

Through seting up reset mouth 5 in the middle of buckle body 1, make elasticity release link 61 connect the side at reset mouth 5 to guarantee that elasticity release link 61 can have sufficient deformation volume, utilize spacing post 62 to install all the time in reset hole 9 simultaneously, then be convenient for whole buckle body 1's the action that resets.

Fifth, as a further scheme of the first embodiment, sliding rails 12 are disposed below two side surfaces of the buckle body 1, sliding grooves 13 are disposed below two side surfaces of the socket cover plate 2, and the buckle body 1 is slidably connected to the sliding grooves 13 through the sliding rails 12. Therefore, when the buckle body 1 slides leftwards and rightwards, the matching effect of the sliding rail 12 and the sliding groove 13 is utilized to limit the freedom degrees of other directions of the buckle body 1.

In a sixth embodiment, as a further scheme of the fifth embodiment, guide bosses 14 are arranged above two side surfaces of the buckle body 1, limit sliding grooves 15 are formed above two side surfaces of the socket cover plate 2, and the guide bosses 14 are slidably connected to the surfaces of the limit sliding grooves 15. Wherein direction boss 14 is located the one side that auto-lock fixture block 4 is close to guide rail fixture block 10 to the lug that is close to guide rail fixture block 10 one side through first spacing breach 7 is injectd the shift position of direction boss 14, and then injects the sliding distance of whole buckle body 1, surpasss the deformation volume that resets pendulum rod 6 after preventing that the outside gliding distance of buckle body 1 is too big, and causes the fracture damage that resets pendulum rod 6.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a relay socket is from locking-type buckle structure, includes buckle body (1) and two socket cover board (2), socket cover board (2) cover respectively in the both sides of a relay socket shell (3), its characterized in that: a first protruding part and a second protruding part are respectively arranged backwards at two ends of the rear side of any one socket cover plate (2), a buckle body (1) is arranged between the first protruding parts at the rear sides of the two socket cover plates (2), a linear sliding pair is arranged between the buckle body (1) and the first protruding parts, self-locking clamping blocks (4) are respectively arranged at two sides of the buckle body (1) through cantilever beam structures, a reset port (5) is formed in the middle of the buckle body (1), a reset swing rod (6) is connected in the reset port (5) through an elastic arm, a first limiting notch (7) and a second limiting notch (8) are respectively arranged in any one first protruding part, the first limiting notch (7) is adjacent to the second limiting notch (8) through a step, the shape of the self-locking clamping block (4) is respectively matched with the first limiting notch (7) and the second limiting notch (8), a reset hole (9) is formed in the middle of the socket cover plate (2), and the reset swing rod (6) is matched with the reset hole (9); one end of the buckle body (1) close to the center of the relay socket shell (3) is provided with a guide rail clamping block (10).

2. The self-locking buckle structure of the relay socket according to claim 1, wherein: the second limiting notch (8) is located on the outermost side of the socket cover plate (2), the first limiting notch (7) is separated from the second limiting notch (8) by a limiting block, a side surface, away from the guide rail clamping block (10), of the self-locking clamping block (4) is provided with a first guiding inclined plane, a side surface, close to the limiting block, of the first limiting notch (7) is provided with a second guiding inclined plane, and the first guiding inclined plane is matched with the second guiding inclined plane.

3. The self-locking buckle structure of the relay socket according to claim 1, wherein: a gap is formed between the self-locking clamping block (4) and the buckle body (1), and sufficient deformation space intervals of the self-locking clamping block (4) are guaranteed.

4. The self-locking buckle structure of the relay socket according to claim 1, wherein: reset pendulum rod (6) including elasticity release link (61) and spacing post (62), the one end fixed connection of elasticity release link (61) is at the side surface of reset mouth (5), the other end of elasticity release link (61) is connected with spacing post (62), spacing post (62) and reset hole (9) phase-match.

5. The self-locking buckle structure of the relay socket according to claim 1, wherein: slide rails (12) are arranged below two side faces of the buckle body (1), sliding grooves (13) are formed below two side faces of the socket cover plate (2), and the buckle body (1) is connected with the sliding grooves (13) in a sliding mode through the slide rails (12).

6. The self-locking buckle structure of the relay socket according to claim 5, wherein: the buckle is characterized in that guide bosses (14) are arranged above two side faces of the buckle body (1), limiting sliding grooves (15) are formed above two side faces of the socket cover plate (2), and the guide bosses (14) are connected to the surfaces of the limiting sliding grooves (15) in a sliding mode.