CN104701659B

CN104701659B - A kind of USB facilitates socket

Info

Publication number: CN104701659B
Application number: CN201510124840.3A
Authority: CN
Inventors: 樊世勇; 张锋; 高军; 王宁
Original assignee: GANSU PROV ANALYSIS MEASUREMENT CENTER
Current assignee: GANSU PROV ANALYSIS MEASUREMENT CENTER
Priority date: 2015-03-20
Filing date: 2015-03-20
Publication date: 2017-08-22
Anticipated expiration: 2035-03-20
Also published as: CN104701659A

Abstract

Facilitate socket the invention discloses a kind of USB, to solve the problem of pluggable USB socket of existing both forward and reverse directions easily short circuit phenomenon occurs when inserting USB plug.It includes shell, tabletting, fixed pin, two the first independent hyoplastrons, the second hyoplastrons are provided with the accommodating cavity of shell, first hyoplastron and the second hyoplastron are located on duplex linkage self-locking device, and the external diameter of the first hyoplastron and the second hyoplastron is adapted with the internal diameter of the slot of USB plug；The bottom of first hyoplastron and the top of the second hyoplastron are covered with the first contact chip and the second contact chip respectively.The present invention is provided with two hyoplastrons in metal accommodating cavity, and under the control of duplex interlock, no matter USB plug is with positive or reversely insertion, it can ensure that the contact flat spring in USB plug can only be in contact in the same time with the contact chip on a hyoplastron, the short circuit phenomenon being likely to occur is prevented, the forward and reverse plug of plug is realized, the use of people is facilitated.

Description

A kind of USB facilitates socket

Technical field

Facilitate socket the present invention relates to USB.

Background technology

USB socket is a kind of safety electricity-saving, the blanket socket with USB interface, including socket main body, is set on socket main body There are USB female seats, USB is provided with USB female seats；Charger module is provided with socket main body.

The structure of the existing pluggable USB socket of both forward and reverse directions is to be respectively equipped with contact bullet on positive and negative two surfaces of hyoplastron Piece, trigger switch is for ensureing when USB plug to insert forward or backwards, and only one group contact flat spring is in work shape all the time State.Although to prevent from causing short circuit accident to be provided with trigger switch and control module when USB plug is inserted.But work as USB When plug is inserted, first group of contact flat spring on hyoplastron two sides, second group of contact flat spring all the time simultaneously with plug body and pin phase Contact, when being slower than USB plug with contact flat spring time of contact in the reaction time of trigger switch and control module, you can cause short Road phenomenon.Or broken down due to one of in trigger switch and control module 11, it can all cause short circuit phenomenon.

The content of the invention

Facilitate socket it is an object of the invention to provide the forward and reverse pluggable USB of one kind, can to solve existing both forward and reverse directions The problem of easily there is short circuit phenomenon when inserting USB plug in the USB socket of plug.

Technical solution of the present invention is as follows：A kind of USB facilitates socket, including shell, tabletting, fixed pin, in the appearance of shell Put intracavitary and be provided with two the first independent hyoplastrons, the second hyoplastrons, the first hyoplastron and the second hyoplastron are located at duplex linkage self-locking dress Put, the external diameter of the first hyoplastron and the second hyoplastron is adapted with the internal diameter of the slot of USB plug；The bottom of first hyoplastron and The top of two hyoplastrons is covered with the first contact chip and the second contact chip respectively, and the first contact chip includes four contact chips, is the respectively One positive source contact chip, the first power cathode contact chip, the first signal power source positive contact piece, the first power outlet negative pole connect Contact, the second contact chip includes four contact chips, is second source positive contact piece, second source cathode contact piece, the respectively Binary signal positive source contact chip, the second socket power cathode contact piece, the first positive source contact chip and second source positive pole Contact chip connects, and is drawn by the positive joint of power supply, and the first power cathode contact chip connects with second source cathode contact piece, and Drawn by signal power source anode connector, the first signal power source positive contact piece connects with secondary signal positive source contact chip, And drawn by signal power source positive terminal, the first power outlet cathode contact piece and the second socket power cathode contact piece phase Connect, and drawn by power cathode joint.

The present invention is provided with two hyoplastrons in metal accommodating cavity, and under the control of duplex interlock, no matter USB is inserted Head with positive or reversely insertion, can ensure contact flat spring in USB plug the same time can only with a hyoplastron Contact chip is in contact, and has prevented the short circuit phenomenon being likely to occur, and realizes the forward and reverse plug of plug, facilitates the use of people.

Brief description of the drawings

Fig. 1 is the positive structure diagram that a kind of USB facilitates socket；

Fig. 2 is the operating diagram that a kind of USB facilitates socket;

Fig. 3 is the structural representation that a kind of USB facilitates duplex linkage self-locking device in socket;

Fig. 4 is the side view of second connecting rod in the device of duplex linkage self-locking shown in Fig. 3;

Fig. 5 is the structural representation that a kind of USB facilitates duplex linkage self-locking device in socket.

Reference implication is as follows：Tabletting (101), fixed pin（103）, the positive joint (1 of power supply）, signal power source negative pole connects Head（2）, signal power source positive terminal（3）, power cathode joint (4）, shell（5）, accommodating cavity（21）, contact chip（6）, second connect Contact（62）, USB plug（8）, slot（81）, plate（82）, the first hyoplastron（A）, the second hyoplastron（B）, the first positive source connects Contact（9）, the first power cathode contact chip（10）, the first signal power source positive contact piece（11）, the first power outlet negative pole connects Contact（12）, the second socket power cathode contact piece（13）, secondary signal positive source contact chip（14）, second source negative pole connects Contact（15）, second source positive contact piece（16）, duplex linkage self-locking device（7）, support body（70）, first connecting rod（71）, Two connecting rods（72）, slide（73）, the first projection（74）, the second projection（75）, the first hook-type neck（76）, the second hook-type neck （77）, the first arc surface（701）, the second arc surface（702）, compression spring（78）, limit spring（79）.

Embodiment

The present invention will be further described in detail below in conjunction with the accompanying drawings.

The first contact chip of the first hyoplastron A bottom is not drawn into Fig. 2, includes four figure 1 illustrates the first contact chip Individual contact chip（First positive source contact chip 9, the first power cathode contact chip 10, the first signal power source positive contact piece 11, One power outlet cathode contact piece 12）.

As illustrated in fig. 1 and 2, a kind of USB facilitates socket, including shell 5, tabletting 101, fixed pin 103, in shell 5 Two the first independent hyoplastron A, the second hyoplastron B, the first hyoplastron A and the second hyoplastron B are provided with accommodating cavity 21 and are located at duplex connection On dynamic self-locking device 7, the first hyoplastron A and the second hyoplastron B external diameter are adapted with the internal diameter of the slot 81 of USB plug 8；First Hyoplastron A bottom and the second hyoplastron B top are covered with the first contact chip and the second contact chip 62 respectively, and the first contact chip includes Four contact chips, are that the first positive source contact chip 9, the first power cathode contact chip 10, the first signal power source positive pole connect respectively Contact 11, the first power outlet cathode contact piece 12, the second contact chip 62 include four contact chips, are second source positive pole respectively Contact chip 16, second source cathode contact piece 15, secondary signal positive source contact chip 14, the second socket power cathode contact piece 13, the first positive source contact chip 9 connects with second source positive contact piece 16, and is drawn by the positive joint 1 of power supply, the first electricity Source cathode contact piece 10 connects with second source cathode contact piece 15, and is drawn by signal power source anode connector 2, the first signal Positive source contact chip 11 connects with secondary signal positive source contact chip 14, and is drawn by signal power source positive terminal 3, the One power outlet cathode contact piece 12 connects with the second socket power cathode contact piece 13, and is drawn by power cathode joint 4. First hyoplastron A and the first contact chip and the second contact chip on the second hyoplastron B, correspond to electrical connection defeated to receive circuit substrate respectively The electric signal gone out, and carry out data transmission with USB plug.

As in Figure 3-5, duplex linkage self-locking device 7 includes support body 70, first connecting rod 71, second connecting rod 72, slide 73, first connecting rod 71 and the level of second connecting rod 72 are located in support body 70, and fix company with the first hyoplastron A and the second hyoplastron B respectively Connect, the side of first connecting rod 71 and second connecting rod 72 is respectively equipped with the first projection 74 and the second projection 75, support body 70 provided with cunning Moving plate 73, slide 73 is provided with the first circular arc on the first hook-type neck 76, the second hook-type neck 77, the first hook-type neck 76 The second arc surface 702 that face 701 is located on the underface of the first projection 74, the second hook-type neck 77 is being located at the second projection 75 just Lower section；First connecting rod 71 and second connecting rod 72 are respectively equipped with compression spring in the junction with the first hyoplastron A and the second hyoplastron B 78, the end of slide 73 is provided with limit spring 79.Limit spring 79 can be located at the inner side or outside of support body 70.Duplex joins The linkage process of dynamic self-locking device is as follows：When first hyoplastron A is pressed inwardly into, first connecting rod 71 thereon presses the first arc surface 701, slide 73 is slided, and first connecting rod 71 is caught in the first hook-type neck 76, the first hyoplastron A self-lockings.Second hyoplastron B self-lockings are former Reason is ibid.

In use, in the positive insertion accommodating cavity 21 of USB plug 8, the first tongue corresponding with the position of plate 82 in USB plug Plate A is pressed inwardly into, the first hyoplastron A self-lockings, and the second hyoplastron B upsprings and is caught in the slot 81 of USB plug 8 because elastic force discharges, The contact chip 6 of the bottom of plate 82 is connected with the second contact chip 62, completes the exchange of signal.

When plug is reversely inserted, second hyoplastron B corresponding with the position of plate 82 in USB plug is pressed into self-locking, first Hyoplastron A is because elastic force release is upspring and is caught in the slot 81 of USB plug 8, the contact chip of contact chip 6 and first of the bottom of plate 82 On four contact chips (the first positive source contact chip 9, the first power cathode contact chip 10, the first signal power source positive contact Piece 11, the first power outlet cathode contact piece 12) connect, complete the exchange of signal.Plug in which way all can one It is secondary to insert successfully, greatly facilitate user.

Claims

1. a kind of USB facilitates socket, including shell, tabletting, fixed pin, it is characterised in that：In shell（5）Accommodating cavity（21） Inside it is provided with two the first independent hyoplastrons（A）, the second hyoplastron（B）, the first hyoplastron（A）With the second hyoplastron（B）It is located at duplex connection Dynamic self-locking device（7）On, the first hyoplastron（A）With the second hyoplastron（B）External diameter and USB plug（8）Slot（81）Internal diameter phase Adaptation；First hyoplastron（A）Bottom and the second hyoplastron（B）Top be covered with the first contact chip and the second contact chip respectively （62）, the first contact chip includes four contact chips, is the first positive source contact chip respectively（9）, the first power cathode contact chip （10）, the first signal power source positive contact piece（11）, the first power outlet cathode contact piece（12）, the second contact chip（62）Including Four contact chips, are second source positive contact piece respectively（16）, second source cathode contact piece（15）, secondary signal power supply just Pole contact chip（14）, the second socket power cathode contact piece（13）, the first positive source contact chip（9）Connect with second source positive pole Contact（16）Connect, and pass through the positive joint (1 of power supply）Draw, the first power cathode contact chip（10）With second source cathode contact Piece（15）Connect, and pass through signal power source anode connector（2）Draw, the first signal power source positive contact piece（11）With secondary signal Positive source contact chip（14）Connect, and pass through signal power source positive terminal（3）Draw, the first power outlet cathode contact piece （12）With the second socket power cathode contact piece（13）Connect, and pass through power cathode joint (4）Draw；First hyoplastron（A）With Second hyoplastron（B）On the first contact chip and the second contact chip respectively correspond to electrical connection with receive circuit substrate output telecommunications Number, and carry out data transmission with USB plug；

Duplex linkage self-locking device (7) includes support body（70）, first connecting rod（71）, second connecting rod（72）, slide（73）, first Connecting rod（71）And second connecting rod（72）Level is located at support body（70）In, and respectively with first hyoplastron（A）And second tongue Plate（B）It is fixedly connected, first connecting rod（71）And second connecting rod（72）Side be respectively equipped with the first projection（74）And second projection （75）, support body（70）In be provided with slide（73）, slide（73）It is provided with the first hook-type neck（76）, the second hook-type neck （77）, the first hook-type neck（76）On the first arc surface（701）Positioned at the first projection（74）Underface, the second hook-type neck （77）On the second arc surface（702）Positioned at the second projection（75）Underface；First connecting rod（71）And second connecting rod（72） With the first hyoplastron（A）And second hyoplastron（B）Junction be respectively equipped with compression spring（78）, slide（73）End provided with limit Position spring（79）.

2. a kind of USB according to claim 1 facilitates socket, it is characterised in that：Limit spring（79）It is located at support body（70） Inner side.

3. a kind of USB according to claim 1 facilitates socket, it is characterised in that：Limit spring（79）It is located at support body（70） Outside.