CN-224232006-U - Elastic fixing piece and base assembly

CN224232006UCN 224232006 UCN224232006 UCN 224232006UCN-224232006-U

Abstract

The utility model discloses an elastic fixing piece and a base component, which comprises an arc-shaped clamping groove, wherein a through opening is formed in the arc-shaped clamping groove, a convex edge is arranged on the outer side wall of the arc-shaped clamping groove far away from the opening, the convex edge extends axially backwards, an elastic buckle is arranged at the top of the rear end of the convex edge, the elastic buckle extends forwards, a clamping part protruding outwards is arranged at the front end of the elastic buckle, a guide inclined surface is formed in the outer side wall of the front end of the clamping part, a gap is formed between an optical fiber component and a mounting hole, the elastic fixing piece is mounted in the gap in a matched mode, a matching section is arranged on the optical fiber component, the matching section is positioned at the rear end of a limiting ring, the arc-shaped clamping groove of the elastic fixing piece is sleeved on the matching section, a dismounting hole is formed in the side wall of an insertion cavity, and the clamping part of the elastic buckle is positioned in the dismounting hole. The optical fiber assembly has the beneficial effects that the elastic fixing piece is arranged to eliminate the gap between the optical fiber assembly and the mounting hole, so that the optical fiber assembly is prevented from shaking, and the use reliability of the optical fiber assembly is ensured.

Inventors

ZUO WENJUAN
LUO XUELIAN
WANG MENG
ZHOU JIE
LU ZHIQIN
DU KANG

Assignees

四川华丰科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250723

Claims (8)

1. The elastic fixing piece is characterized by comprising an arc-shaped clamping groove, wherein a through opening is formed in the arc-shaped clamping groove, a convex edge is arranged on the outer side wall of the arc-shaped clamping groove, which is far away from the opening, the convex edge extends axially backwards, an elastic buckle is arranged at the top of the rear end of the convex edge, the elastic buckle extends forwards, an outwards-protruding clamping part is arranged at the front end of the elastic buckle, and a guide inclined plane is formed in the outer side wall of the front end of the clamping part.
2. The elastic fixing piece according to claim 1, wherein the end face formed by the opening of the arc-shaped clamping groove is a straight rotation stopping end face.
3. The base assembly comprises a base and an optical fiber assembly, wherein an installation cavity is formed in the front end portion of the base, an insertion cavity is formed in the rear end portion of the base, an installation hole is formed in the bottom of the installation cavity, the installation hole corresponds to the installation cavity and the insertion cavity, an elastic arm is further arranged at the bottom of the installation cavity, the elastic arm axially extends forwards, an inwards-inclined limiting portion is arranged at the front end of the elastic arm, a limiting ring is arranged on the optical fiber assembly, the front end portion of the optical fiber assembly is located in the installation cavity, the rear end face of the limiting ring is in butt joint with the limiting portion, the rear end portion of the optical fiber assembly is located in the insertion cavity, and the base assembly is characterized in that a gap is formed between the optical fiber assembly and the installation hole, an elastic fixing piece according to claim 1 or 2 is installed in the gap in a matched mode, the elastic fixing piece is arranged on the optical fiber assembly, the matching section is located at the rear end of the limiting ring, an arc clamping groove of the elastic fixing piece is located on the matching section, and the clamping groove is located in the insertion cavity.
4. A base assembly according to claim 3, wherein the mounting holes and the mounting cavities are two, and the mounting holes and the mounting cavities are arranged side by side, a partition is formed between the mounting cavities, and the partition extends backwards into the insertion cavity.
5. The base assembly of claim 4, wherein the retainer ring defines a flat surface that engages a sidewall of the spacer.
6. A base assembly according to claim 5, wherein the anti-rotation end surface of the arcuate slot engages the sidewall of the spacer.
7. A base assembly according to claim 3, wherein the side wall of the insertion cavity is provided with a limit clamping groove, and the elastic buckle is installed in the limit clamping groove in a matching manner.
8. The base assembly of claim 7, wherein a limiting step is formed between the insertion cavity and the mounting hole, and the front end surface of the convex rib abuts against the limiting step.

Description

Elastic fixing piece and base assembly Technical Field The present utility model relates to an optoelectronic connector, and more particularly, to an elastic fixing member and a base assembly. Background When the photoelectric sensor is assembled, the contact pin assembly is arranged in the base, and the base is buckled and sprung out to hang the optical fiber contact piece. However, the gap reserved after the optical fiber assembly is installed is large, so that the optical fiber contact piece swings in the base greatly, contact is affected, and the ceramic sleeve of the optical fiber is broken especially under the vibration condition. Disclosure of utility model The utility model aims to overcome the defects of the prior art and provides an elastic fixing piece and a base assembly. The elastic fixing piece comprises an arc-shaped clamping groove, wherein a through opening is formed in the arc-shaped clamping groove, a convex edge is arranged on the outer side wall, far away from the opening, of the arc-shaped clamping groove, the convex edge extends axially backwards, an elastic buckle is arranged at the top of the rear end of the convex edge, the elastic buckle extends forwards, a clamping part protruding outwards is arranged at the front end of the elastic buckle, and a guide inclined plane is formed in the outer side wall of the front end of the clamping part. Optionally, the end face formed by opening the arc-shaped clamping groove is a straight rotation stopping end face. The utility model provides a base subassembly, including the base, the optical fiber component, the installation cavity has been seted up to the front end of base, the back end of base has been seted up and has been inserted the chamber, the mounting hole has been seted up to the bottom in installation cavity, the mounting hole will correspond the installation cavity and insert the chamber intercommunication, the bottom in installation cavity still is provided with the elastic arm, the elastic arm axial forward extends, and the front end of elastic arm is provided with the spacing portion of inwards sloping, be provided with the spacing ring on the optical fiber component, the front end of optical fiber component is located the installation cavity, and the rear end face and the spacing portion butt of spacing ring, the rear end of optical fiber component is located and inserts the intracavity, there is the clearance between optical fiber component and the mounting hole, the elastic fixing piece is installed in the clearance fit section, the fit section is located the rear end of spacing ring, the arc draw-in groove suit of elastic fixing piece has been seted up on the lateral wall in the chamber, the dismantlement hole is then located to the clamping portion of elastic buckle. Optionally, the mounting hole and the mounting cavity are two, and two mounting holes and two mounting cavities set up side by side, form the baffle between two mounting cavities, and the baffle extends to the insert intracavity backward. Optionally, a flat surface is arranged on the limiting ring and is attached to the side wall of the partition plate. Optionally, the end face of the arc-shaped clamping groove is attached to the side wall of the partition plate. Optionally, a limiting slot is formed on the side wall of the insertion cavity, and the elastic snap fit is installed in the limiting slot. Optionally, a limiting step is formed between the insertion cavity and the mounting hole, and the front end surface of the convex rib is abutted with the limiting step. The base assembly has the advantages that the elastic fixing piece is arranged to eliminate the gap between the optical fiber assembly and the mounting hole, so that the optical fiber assembly is prevented from shaking, and the use reliability of the optical fiber assembly is ensured. Drawings FIG. 1 is a schematic view of a base assembly; FIG. 2 is a schematic diagram of a second embodiment of a base assembly; FIG. 3 is a schematic cross-sectional view of a base assembly; FIG. 4 is a schematic view of the structure of the base; FIG. 5 is a schematic diagram of the structure of a fiber optic block; FIG. 6 is a schematic structural view of an elastic fixing member; In the figure, 10-base, 20-elastic fixing piece, 30-optical fiber component, 11-limit clamping groove, 12-dismounting hole, 13-insertion cavity, 14-mounting hole, 15-elastic arm, 16-limit part, 17-mounting cavity, 18-baffle, 19-limit step, 21-arc clamping groove, 22-convex edge, 23-elastic buckle, 24-opening, 25-rotation stopping end face, 26-guiding inclined plane, 31-limit ring, 32-flat plane, 33-matching section and 34-conical guiding surface. Detailed Description For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to th