CN202818557U

CN202818557U - Earphone cord sheath

Info

Publication number: CN202818557U
Application number: CN 201220436329
Authority: CN
Inventors: 落鹏飞; 郭哲铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-08-30
Filing date: 2012-08-30
Publication date: 2013-03-20
Anticipated expiration: 2022-08-30

Abstract

The utility model provides an earphone cord sheath, belonging to the technical field of electronic products, and mainly solving the problem that when people use the earphone cord, wires are intertwined in disorder, which may cause inconvenience for use and faults resulted from the breakage of the wires. The earphone cord sheath is characterized in that a wire is winded into a wire case which is provided with a spring winding mechanism in the center inside the wire case, wherein one part of the wire is fixedly winded on a case shaft in parallel with the spring, and a terminal of the wire is slidingly contacted with a connection terminal of the case shaft, the connection terminal being connected with an earphone; the other part of the wire is orderly winded outside the spring winding mechanism, and protrudes outside from an export of the wire case so as to be connected with a plug; a retraction-proof button is arranged at the wire export; and a hanging belt is arranged on the housing of the wire case.

Description

A kind of earphone cord sheath

Technical field

The utility model belongs to technical field of electronic products, is specifically related to a kind of earphone cord sheath.

Background technology

Current, people use the occasion of earphone more and more, but earphone cord often is intertwined mussily, and inconvenience is also rolled over wire bad easily during use.

Summary of the invention

The purpose of this utility model is to solve the problem that prior art exists, and a kind of earphone cord sheath is provided.

The utility model is to solve the problems of the technologies described above the technical scheme of taking to be:

A kind of earphone cord sheath, it is characterized in that: wire is involved in the wiring duct box, and the middle part is provided with spring in this wiring duct box, and a wire part fixedly is wrapped on the box axle side by side with spring, terminals sliding contact on conducting wire end and the box axle, these terminals are connected with earphone; Another part of wire is wrapped in outside the spring in order, is stretched out with plug by the wiring duct box outlet to be connected; An anti-retraction button is set at the wire outlet place; Arrange on the wiring duct box shell and be linked with.

The present invention compared with prior art has following beneficial effect:

1, because the utility model adopts wiring duct box that wire is used in the spring automatic folding retraction box, avoided the unordered winding of wire, easy to use;

2, of the present utility model being linked with can hang on the neck, avoided directly stressed to earphone cord, effectively protected earphone cord.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Among the figure: 1-earphone; 2-be linked with; 3-wiring duct box; 4-spring; 5-wire; 6-plug; 7-prevents the retraction button.

Embodiment

As shown in Figure 1, a kind of earphone cord sheath, wire 5 are involved in the wiring duct box 3, these wiring duct box 3 interior middle parts are provided with spring 4, wire 5 parts fixedly are wrapped on the box axle side by side with spring, the terminals sliding contact on conducting wire end and the box axle, and these terminals are connected with earphone 1; Another part of wire is wrapped in outside the spring in order, is stretched out with plug 6 by the wiring duct box outlet to be connected; Anti-retraction button 7 is set at the wire outlet place; Arrange on the wiring duct box shell and be linked with 2.

The course of work:

When the utility model uses, pull out wire, press anti-retraction button, plug inserts jack, is linked with to hang on the neck, and earphone inserts earhole, uses and finishes, and dials lower plug, presses anti-retraction button, the wire automatic drawing back.

Claims

1. earphone cord sheath, it is characterized in that: wire (5) is involved in the wiring duct box (3), the middle part is provided with spring (4) in this wiring duct box (3), wire (a 5) part fixedly is wrapped on the box axle side by side with spring, terminals sliding contact on conducting wire end and the box axle, these terminals are connected with earphone (1); Another part of wire is wrapped in outside the spring in order, is stretched out with plug (6) by the wiring duct box outlet to be connected; Anti-retraction button (7) is set at the wire outlet place; Arrange on the wiring duct box shell and be linked with (2).