KR200372302Y1 - Earphone connector assembly - Google Patents

Abstract

The present invention relates to an earphone connector assembly comprising a connector, a cover and a plurality of independent terminals. The connector is provided with a plurality of sockets, the socket is formed with a retention hole, and the independent terminal is provided with a non-return flap corresponding to the socket. With the help of non-return flaps and retaining holes, the independent terminals can be quickly and easily fixed to the sockets of the connectors. Thereby, the earphone connector of this invention is easily assembled and manufacturing cost is reduced.

Description

Earphone Connector Assembly {EARPHONE CONNECTOR ASSEMBLY}

The present invention relates to a connector, and more particularly to an earphone connector assembly.

Referring to Figure 1, Figure 1 is a cross-sectional view of a conventional earphone plug, the jack 11 is formed at one end of the connector 10. Two folded terminals 12 are arranged in the connector 10. One of the folding terminals 12 has a folding movable end 121 which serves to activate the switch 13. The conductive element 14 is disposed in the switch 13 and slides on the metal terminals 15a, 15b, 15c of the connector 10 as the switch 13 moves.

Referring to Figure 2, Figure 2 is an operation of a conventional earphone plug. When the user inserts the earphone plug 16 into the jack 11 of the connector 10, the earphone plug 16 presses the movable end 121 of the terminal 12, causing the movement of the switch 13. Done. As a result, the conductive element 14 moves from the metal terminals 15a and 15b along the switch 13 to the terminals 15b and 15c. At this time, the metal terminals 15b and 15c are turned on according to the predetermined design of the circuit board, and then a sound signal is transmitted from the circuit board to the earphone plug 16 via the metal terminals 15b and 15c. Once the user pulls the earphone plug 16 out of the jack 11 of the connector 10, the terminal 12 pushes the switch 13 and the conductive element 14 back to their original positions, thereby connecting with the connector. Is released.

It will be appreciated from the above configuration that the conventional earphone connector has some drawbacks to be described below. Since the earphone connector 10 is a compact device, it is easy to assemble the independent terminal 12, the switch 13, the conductive member 14, and the metal terminal 15 to the connector 10, and fix them in place. Not. In terms of cost, the assembly cost of the conventional earphone connector is high and the assembly speed is slow.

The present invention seeks to obviate and / or mitigate the above disadvantages.

The main object of the present invention is to provide an earphone connector assembly comprising a connector, a cover and a plurality of independent terminals. The connector is provided with a plurality of sockets, the socket is formed with a retention hole, and the independent terminal is provided with a non-return flap corresponding to the socket. With the help of non-return flaps and retaining holes, the independent terminals can be quickly and easily fixed to the sockets of the connectors. Thereby, the earphone connector of the present invention is easily assembled, thereby reducing the manufacturing cost.

The invention will become more apparent from the following description taken in conjunction with the accompanying drawings, which show, by way of illustration, preferred embodiments of the invention.

1 is a cross-sectional view of a conventional earphone connector assembly.

2 is a cross-sectional view of a conventional earphone connector assembly.

Figure 3 is an exploded view of the earphone connector assembly according to the present invention.

Figure 4 is an assembly view of the earphone connector assembly according to the present invention.

5 is an exploded view of an independent terminal of the earphone connector assembly according to the present invention.

Figure 6 is an assembled cross-sectional view of the independent terminal of the earphone connector assembly according to the present invention.

7 is an operation cross-sectional view of the earphone connector assembly according to the present invention.

8 is an exploded view of an earphone connector assembly according to a second preferred embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

20: connector 26: socket

30: cover 40: independent terminal

44: non-return flap 261: holding hole

3 to 6, the earphone connector assembly according to the present invention includes a connector 20, a cover 30, and a plurality of independent terminals 40.

The connector 20 is a one-piece member made of plastic and formed with a recess 21 in the shape of a "∏". The gap 21 in the "∏" shape is provided with a metal terminal 22 having a folded metal end 221, and a gap 23 is formed at the terminal end of the connector 20. On both sides of the recess 21 is formed a concave side 24 provided with a locking projection 25. The gap 23 is also provided with a locking protrusion 25. A plurality of sockets 26 are formed on the surface of the connector 20, and the opening direction of the socket 26 is opposite to the installation direction of the connector 20. The socket 26 corresponds to the connection element inside the connector 20. On the side wall of the connector 20, a plurality of rectangular holes 261 communicating with the socket 26 are formed. A jack 27 is provided at the other end of the connector 20, the jack 7 is connected to the individual socket 26 by a plurality of assembly holes 201, and on the other surface of the connector 20 an individual socket A plurality of through holes 202 are formed in communication with 26.

The cover 30 is made of a non-conductive plastic material and is used to engage the recessed shape 21, and the cover 30 includes three folding arms 31a, 31b and 31c. Locking holes 32 are formed in each of the folding arms 31a, 31b, and 31c. The folding arms 31a and 31b correspond to the two concave side surfaces 24 of the recessed portions 21 and the folding arms 31c correspond to the gaps 23 of the connector 20. When the cover 30 engages with the recessed shape 21, the locking holes 32 on the individual folding arms 31a, 31b, 31c will be engaged with the individual locking projections 25 and the connector ( The metal terminal 22 of 20 will be completely covered by the cover 30. The cover 30 is formed with a through hole 33 to allow insertion of the metal end 221.

The independent terminal 40 is made of a conductive material, and each is a piece of folding member. A "U" shaped portion of the independent terminal 40 is used to generate a predetermined elastic force. The first end of the independent terminal 40 is the contact end 42, and a locking block 43 is formed at the second end of the independent terminal 40. A non-return flap 44 is provided on each independent terminal 40 and located adjacent to the "U" shaped portion. The contact end 42 protrudes out of the through hole 202, the locking block 43 partially protrudes out of the assembly hole 201, and the non-return flap 44 holds a hole on the side wall of the socket 26. The independent terminal 40 is inserted into the individual socket 26 in a manner combined with 261. The independent terminal 40 may contact the connection element inside the connector 20. One of the independent terminals 40 is provided with a folding movable end 45 at the other end facing the contact end 42, and a conductive portion 451 is formed at the terminal end of the folding movable end 45.

The cover 30 is a non-conductive member in which the locking holes 32 on the three folding arms 31a, 31b, 31c can be engaged with the locking protrusion 25 of the connector, and the cover 30 is a The metal terminal 22 is completely covered to protect the metal terminal 22 from being affected by the high temperature of the tin stove and turpentine. As a result, terebin will not penetrate into the metal terminals 22 or cause bad contact of the earphones.

Meanwhile, the cover 30 is provided with a through hole 33 provided for the insertion of the metal end 221, so that the metal terminal 221 can be stably fixed to the through hole 33 without being deformed.

5 and 6, in order to assemble the independent terminal 40, the independent terminal 40 must be inserted into the socket 26 of the connector 20, and as a result, the contact end 42 has an assembly hole ( Protruding out of 201, the locking block 43 partially protrudes out of the assembly hole 201, and the non-return flap 44 engages the retaining hole 261 on the sidewall of the socket 26. With the aid of the non-return flap 43 and the retaining hole 261, the independent terminal 40 can be quickly and easily fixed to the socket 26 of the connector 20. Thereby, the earphone connector of the present invention can be easily assembled, thereby reducing the manufacturing cost.

Since the non-return flap 44 is integral with the independent terminal 40 and protrudes out of it, the non-return flap 44 allows the independent terminal 40 to be easily inserted into the socket 26. The silver can be pressed down by the side wall of the socket 26 and once the non-return flap 44 reaches the retaining hole 261, it will protrude out of the retaining hole 261. Thereby, the independent terminal 40 can be firmly fixed to the socket 26 of the connector 20.

5 and 7, once the earphone plug 50 is inserted into the jack 27 of the connector 20, the movable end 45 of the independent terminal 40 is pushed away by the earphone plug 50. And the conductive portion 451 of the movable end 45 of the independent terminal 40 will be in contact with the locking block 43 of the other independent terminal 40. At this time, the independent terminal 40 is turned on according to the predetermined design of the circuit board, and then a sound signal is transmitted from the circuit board to the earphone plug 50 via the metal end 221 (the metal end 221 is shown in FIG. 6 only and not shown in FIGS. 5 and 7]. When the conductive portion 451 of the movable end 45 contacts the locking block 43 of the other independent terminal 40, the independent terminal 40 is turned on to generate a contact switch. When the user pulls the earphone plug 50 outward from the jack 27 of the connector 20, the movable end 45 will automatically return to its original position by its elastic force, and the The conductive portion 451 of the movable end 43 does not come into contact with the locking block 43 of the other independent terminal 40, thereby turning off the independent terminal 40.

Referring to Figure 8, the earphone connector assembly according to the second preferred embodiment of the present invention also includes a connector 20, a cover 30 and a plurality of independent terminals 40. The configuration relationship of these components of the second embodiment is the same as that of the first embodiment, and only the differences will be described below. At the end of the independent terminal 40 of the locking block 43 is further provided a fold 46 which allows the independent terminal 40 to be rigidly coupled to the socket 26 of the connector 20. Since the function of the second embodiment is also the same as the first embodiment, further description will be omitted.

While various embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that there may be other embodiments within the scope of the present invention.

According to the present invention, it is possible to provide an earphone connector that can be easily assembled to reduce the manufacturing cost.

Claims (4)

Earphone connector assembly, An integrated connector made of plastic and formed with a "∏" shaped recess and jack, A cover comprising three folded arms and two concave sides of the connector, made of a non-conductive material and used to be inserted into recesses of the "∏" shape, A plurality of independent terminals made of a conductive material and each being a piece of folding member, A "∏" shaped gap is provided with a metal terminal, the metal terminal has a folded metal end, a gap is formed at one end of the connector, and is locked at two concave sides of the "∏" shaped recess and in the gap Each of the protrusions is provided, a plurality of sockets are formed on the connector, the socket corresponds to a connecting element inside the connector, a plurality of through holes are formed on the other surface of the connector, and the jack is formed by the plurality of assembly holes. A plurality of retaining holes are formed on the connector and in communication with the socket; Each folding arm is formed with a locking hole adapted to engage with an individual locking projection, the metal terminal of the connector is completely covered by the cover, the cover is formed with a through hole to allow the insertion of the metal end, The first end of each independent terminal is a contact end, and a non-return flap is provided on the independent terminal adjacent to the curved portion, The independent terminals protrude out of the socket in such a way that the contact ends project out of the through-holes of the connector, the second end of the independent terminals opposing the contact ends partially protrude out of the assembly hole, and the non-return flaps engage the individual retaining holes. Is inserted into the second end opposite the contact end, and when the earphone is inserted into the jack of the connector, the folded movable end is pushed by the earphone plug to contact the other independent terminal and turn on the other independent terminal. Earphone connector assembly provided. The earphone connector assembly of claim 1, wherein a locking block is provided at the second end of the independent terminal and used to insert into a separate socket of the connector. The earphone connector assembly of claim 1 wherein the fold is provided at a second end of the independent terminal and used to insert into a separate socket of the connector. The earphone connector assembly according to claim 1, wherein a conductive portion is provided at the folded movable end and, once the earphone plug is inserted into the jack, contacts the other independent terminal and turns on the other independent terminal.