CN211629484U

CN211629484U - Anti-dragging flexible adapter

Info

Publication number: CN211629484U
Application number: CN202020717344.5U
Authority: CN
Inventors: 刘杰
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-10-02
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a prevent flexible crossover sub that pulls, including lock pin and audio socket, lock pin and inner end ring fixed connection, the flexonics portion fixed connection of inner end ring and rubber material, the first spring of fixedly connected with on the flexonics portion, first spring is worn on the flexonics portion, be equipped with in the audio socket with lock pin assorted jack, be equipped with the annular cavity of circle in the audio socket, the slip has the pressure cover in the cavity, the left side fixedly connected with second spring of pressing the cover, fixedly connected with pin on the inner end ring, pin and pressure cover contact. The utility model discloses a lock pin rotates certain angle after pegging graft with the audio frequency socket and can block in the audio frequency socket, can prevent to pull and extract, is equipped with the flexonics portion in grafting department, and the flexonics portion resets by the first spring of installing on it, can increase bend radius, prevents that the wire from being broken.

Description

Anti-dragging flexible adapter

Technical Field

The utility model relates to an earphone technical field specifically is a prevent flexible crossover sub that pulls.

Background

The earphone is a pair of conversion units which receive the electric signals sent by the media player or receiver and convert the electric signals into audible sound waves by using a loudspeaker close to the ear. The headset is typically detachable from the media player and utilizes a plug connection. The advantage is that the user can listen to the sound independently without influencing other people; can also isolate the sound of the surrounding environment, and is very helpful for people who use in noisy environment such as recording rooms, trips, sports, and the like. The earphone is originally used for the telephone and the radio, but with the prevalence of portable electronic devices, the earphone is mostly used for the mobile phone, nowadays, communication and audio-visual products, such as a tablet computer, a mobile phone and other mobile terminals, are more and more commonly used, and for the reasons of convenience in carrying and the like, the communication and audio-visual products are made thinner and thinner. The height of the international earphone interface device is generally larger than 5mm, and if the thickness of communication and audio-visual products is lower than 5mm, the products face the reality of no earphone interface. This brings great inconvenience to the user using the headset, affecting the user experience. At this time, the switching is required to be carried out by the switching connector, the current switching connector cannot play a role in preventing dragging once being dragged, the inserting core is easy to be separated from the inserting hole, and the lead at the inserting position is easy to break due to small bending radius, so that the lead is damaged and cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent flexible crossover sub that pulls 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 an anti-drag's flexible crossover sub, includes lock pin and audio socket, lock pin and inner end ring fixed connection, the flexible connecting portion fixed connection of inner end ring and rubber material, the first spring of fixedly connected with on the flexible connecting portion, first spring is worn on the flexible connecting portion, be equipped with in the audio socket with lock pin assorted jack, be equipped with the annular cavity of circle in the audio socket, the slip has the pressure cover in the cavity, the left side fixedly connected with second spring of pressure cover, fixedly connected with pin on the inner end ring, the pin contacts with the pressure cover.

Preferably, the rear side of the flexible connecting part is fixedly connected with an outer end ring, and the outer end ring is connected with the adapter socket through a lead.

Preferably, the pressing sleeve is in clearance fit with the side wall of the cavity, and the left end of the second spring is fixedly connected with the end face of the cavity.

Preferably, a gap is formed in the rear section of the audio socket, and the width of the gap is 0.2-0.3 mm larger than the diameter of the pin.

Preferably, the flexible connecting part is in contact with the end face of the audio socket, and the flexible connecting part is in a waist drum shape with thick ends and thin middle.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be equipped with the pin on the end links, the lock pin rotates certain angle after pegging graft with the audio frequency socket and can block in the audio frequency socket, can prevent to pull and extract, is equipped with the flexonics portion in grafting department, and the flexonics portion resets by the first spring of installing above that, can increase bend radius, prevents that the wire from being broken.

Drawings

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

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1 according to the present invention;

fig. 3 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the figure: the audio jack comprises a 1 inserting core, a 2 audio jack, a 3 flexible connecting part, a 4 first spring, a 5 outer end ring, a 6 adapter jack, a 7 cavity, an 8 second spring, a 9 pressing sleeve, a 10 pin, a 11 inner end ring and a 12 notch.

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. 1-3, the present invention provides a technical solution: the utility model provides an anti-drag's flexible crossover sub, includes lock pin 1 and audio socket 2, lock pin 1 and inner end ring 11 fixed connection, the 3 fixed connection of flexible connecting portion of inner end ring 11 and rubber material, the first spring 4 of fixedly connected with on the flexible connecting portion 3, first spring 4 wears on flexible connecting portion 3, be equipped with in the audio socket 2 with lock pin 1 assorted jack, be equipped with annular cavity 7 of circle in the audio socket 2, the slip has pressure cover 9 in the cavity 7, the left side fixedly connected with second spring 8 of pressure cover 9, fixedly connected with pin 10 on the inner end ring 11, pin 10 contacts with pressure cover 9.

Specifically, the rear side of the flexible connecting portion 3 is fixedly connected with an outer end ring 5, the outer end ring 5 is connected with an adapter socket 6 through a conducting wire, and the adapter socket 6 is electrically connected with the ferrule 1.

Specifically, clearance fit between the lateral wall of pressing sleeve 9 and cavity 7, fixed connection between the left end of second spring 8 and the terminal surface of cavity 7, second spring 8 are in compression state all the time, and second spring 8 orders about and presses sleeve 9 and compresses tightly pin 10, presses pin 10 on the terminal surface of cavity 7.

Specifically, be equipped with breach 12 on the back section of audio frequency socket 2, the width of breach 12 is greater than pin 10 diameter by 0.2 ~ 0.3mm, ensures that pin 10 can insert in cavity 7 through breach 12.

Specifically, the flexible connecting portion 3 contacts with the end face of the audio jack 2, the flexible connecting portion 3 is in a shape of a waist drum with thick ends and thin middle, and the flexible connecting portion 3 can be bent within a certain angle range.

The working principle is as follows: install audio frequency socket 2 during the use on the cell-phone, electronic product such as panel computer, adapter socket 6 and headphone plug are connected, lock pin 1 inserts in the jack on the audio frequency socket 2, when inserting, with pin 10 alignment breach 12, insert inwards from breach 12, pin 10 promotes and presses cover 9 and move inwards, second spring 8 is compressed, rotate flexible connecting portion 3 around the back and make lock pin 1 rotatory certain angle, pin 10 staggers from breach 12, press cover 9 to press pin 10 on the terminal surface of cavity 7, lock pin 1 can't be taken out from the jack when dragging, flexible connecting portion 3 can rotate certain angle, and be fixed with first spring 4 on the flexible connecting portion 3 and reset, thereby guarantee when bending, the bending radius is big, be difficult for causing the electric wire rupture.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anti-drag's flexible crossover sub, includes lock pin (1) and audio socket (2), its characterized in that: the utility model discloses a novel audio socket, including lock pin (1), lock pin (11), inner ring (11) and rubber material's flexible connecting portion (3) fixed connection, the first spring of fixedly connected with (4) on flexible connecting portion (3), first spring (4) are worn on flexible connecting portion (3), be equipped with in audio socket (2) with lock pin (1) assorted jack, be equipped with annular cavity (7) of circle in audio socket (2), the sliding connection has pressure cover (9) in cavity (7), the left side fixedly connected with second spring (8) of pressing cover (9), fixedly connected with pin (10) on inner ring (11), pin (10) with press cover (9) contact.

2. The anti-drag flexible adapter according to claim 1, wherein: the rear side of the flexible connecting part (3) is fixedly connected with an outer end ring (5), and the outer end ring (5) is connected with the adapter socket (6) through a lead.

3. The anti-drag flexible adapter according to claim 1, wherein: the pressing sleeve (9) is in clearance fit with the side wall of the cavity (7), and the left end of the second spring (8) is fixedly connected with the end face of the cavity (7).

4. The anti-drag flexible adapter according to claim 1, wherein: be equipped with breach (12) on the rear end face of audio frequency socket (2), the width ratio pin (10) diameter of breach (12) is big 0.2 ~ 0.3 mm.

5. The anti-drag flexible adapter according to claim 1, wherein: the flexible connecting part (3) is in contact with the end face of the audio socket (2), and the flexible connecting part (3) is in a waist drum shape with thick ends and thin middle.