CN201122687Y - Connector with a locking member - Google Patents

Abstract

The utility model discloses a connector, this connector include insulator, a plurality of first terminal, a plurality of second terminal and third terminal. The insulating body is provided with a butt-joint wall and a containing part vertically connected with the butt-joint wall, and the containing part is provided with an upper surface, a lower surface and a first side surface. The first terminal, the second terminal and the third terminal are fixed on the accommodating part. The first terminal has a first contact portion protruding out of the upper surface of the accommodating portion and an abutting portion located on the abutting wall. The second terminal has a second contact portion protruding out of the upper surface of the receiving portion and a welding portion protruding out of the first side surface of the receiving portion. The third terminal has a third contact portion protruding out of the upper surface of the accommodating portion and an antenna contact portion protruding out of the lower surface of the accommodating portion. Therefore, the utility model discloses the connector can be connected with a plurality of circuit boards, antenna and charger plug respectively.

Description

Connector

technical field

The utility model relates to a connector, in particular to a connector for a bluetooth earphone.

Background technique

In recent years, Bluetooth headsets are widely used in various consumer electronic products such as mobile phones, PDAs, MP3s, and notebook computers. Bluetooth earphones are widely welcomed by consumers due to their light weight, convenience, and the ability to transmit audio signals wirelessly.

Bluetooth headsets generally include printed circuit boards, antenna connectors, charging connectors and board-to-board connectors. Among them, the antenna connector is used to connect the printed circuit board and the Bluetooth antenna to transmit electromagnetic wave signals, so as to realize the function of receiving and outputting audio signals of the Bluetooth headset; the charging connector is used to connect the charging circuit of the charger plug and the printed circuit board to realize the Bluetooth headset charging function. The board-to-board connector is used to connect two printed circuit boards to realize the electrical connection between the two printed circuit boards. However, in the prior art, the antenna connector, the charging connector and the board-to-board connector of the Bluetooth headset are independent of each other, which makes the Bluetooth headset larger in size and complicated in manufacturing and assembling processes.

Utility model content

The purpose of this utility model is to provide a kind of three-way connection between the printed circuit board and the Bluetooth antenna, between the charger plug and the charging circuit of the printed circuit board, and between two printed circuit boards, aiming at the defects and deficiencies of the prior art. Connecting function, thereby reducing the size of the Bluetooth headset and simplifying the connector of the Bluetooth headset manufacturing and assembly process.

To achieve the above purpose, the connector of the present invention includes an insulating body, a plurality of first terminals, a plurality of second terminals and a third terminal. The insulating body has a pair of abutting walls and a receiving portion vertically connected to the abutting wall, the abutting wall has a pair of abutting surfaces, and a groove is opened inwardly on the abutting surfaces, and the accommodating portion has an upper surface, a lower surface and a first side surface. The first terminal has a first holding portion, a first contact portion extending upward from the first holding portion, and a docking portion extending downward from the first holding portion. The first holding part is fixed on the receiving part, the first contact part protrudes from the upper surface of the receiving part, and the abutting part extends into a corresponding groove of the abutting wall. The second terminal has a second holding portion, a second contact portion extending upward from the second holding portion, and a welding portion extending downward from the first holding portion. The second holding part is fixed on the receiving part, the second contact part protrudes from the upper surface of the receiving part, and the welding part protrudes from the first side surface of the receiving part. The third terminal has a third holding portion, a third contact portion extending upward from the third holding portion, and an antenna contact portion extending downward from the third holding portion. The third holding part is fixed on the receiving part, the third contact part protrudes from the upper surface of the receiving part, and the antenna contact part protrudes from the lower surface of the receiving part.

In summary, the utility model connector fixes the first terminal, the second terminal, and the third terminal on the insulating body, and the first contact portion of the first terminal, the second contact portion of the second terminal, and the third terminal The third contact parts protrude from the upper surface of the receiving part to connect with a printed circuit board, the docking part of the first terminal is placed in the groove of the docking wall to connect with the charger plug, the soldering part of the second terminal protrudes Extend the first side of the receiving part to connect with another printed circuit board, and the antenna contact part of the third terminal protrudes out of the lower surface of the receiving part to connect with an antenna, thus the utility model connector has a printed circuit board and Bluetooth There are three connection functions between the antennas, between the charger plug and the charging circuit of the printed circuit board, and between two printed circuit boards, thereby reducing the size of the Bluetooth headset and simplifying the manufacturing and assembly process of the Bluetooth headset.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the connector of the present invention.

FIG. 2 is a perspective view of the insulating body of the connector of the present invention.

Fig. 3 is a three-dimensional assembled view of the connector of the present invention.

The reference signs of each component in the figure are explained as follows:

Connector 1 Insulation body 10

base 11 first surface 111

Second surface 112 First side wall 113

The second side wall 114 buckle hole 115

First groove 116 Butt wall 12

Butt face 121 Groove 122

Containment Section 13 First Side 131

upper surface 132 second side 133

The second groove 134 The first terminal groove 135

First inner wall 1351 Second inner wall 1352

First partition 1353 Second partition 1354

Second terminal slot 136 Hold slot 1361

The third terminal slot 137 positioning slot 1371

Buckle cavity 1372 Storage slot 1373

Lower surface 138 first terminal 20

The first holding part 21 The first connecting part 22

First contact part 23 Docking part 24

The second terminal 30 the second holding part 31

Clamping part 32 Second connecting part 33

Second contact part 34 Welding part 35

The third terminal 40 the third holding part 41

The third connection part 42 The third contact part 43

Positioning part 44 Antenna contact part 45

First bent arm 451 Antenna contact end 452

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 , the connector 1 of the present invention includes an insulating body 10 , a first terminal 20 , a second terminal 30 and a third terminal 40 .

1 and 2, the insulating body 10 has a base 11, the base 11 has an opposite first surface 111 and a second surface 112 and an opposite first side wall 113 and a second side wall 114, on the base 11 A buckle hole 115 is opened through the first surface 111 and the second surface 112 . A first groove 116 extending up and down is defined on the first sidewall 113 . One end of the second side wall 114 is vertically extended with a pair of abutting walls 12 , the abutting wall 12 has a pair of abutting surfaces 121 , and a groove 122 is defined inwardly in the abutting surfaces 121 . The upper end of the second side wall 114 extends outward vertically with a receiving portion 13 , and one end of the receiving portion 13 is vertically connected to the upper end of the abutting wall 12 . The receiving portion 13 has a first side 131 , an upper surface 132 , a second side 133 and a lower surface 138 . A second groove 134 corresponding to the first groove 116 of the base 11 is defined inwardly from the second side 133 . A substantially rectangular first terminal slot 135 is defined inwardly from the upper surface 132 , and the first terminal slot 135 is generally located above the abutting wall 12 . The first terminal groove 135 has a first inner wall 1351 adjacent to the second side wall 114 of the base portion 11 and a second inner wall 1352 connected to the first inner wall 1351 and adjacent to the mating surface 121 of the mating wall 12 . A first partition 1353 is vertically extended in the middle of the first inner wall 1351 toward the first terminal slot 135 , and a second partition 1354 is bent and extended in the middle of the second inner wall 1352 toward the direction away from the first inner wall 1351 . . Between the second inner wall 1352 and the first partition 1353 and between the second partition 1354 , the first terminal groove 135 is downwardly provided with holding grooves communicating with the corresponding grooves 122 of the abutting wall 12 .

The upper surface 132 of the receiving portion 13 defines a plurality of second terminal slots 136 extending forward and backward and communicating with the first terminal slots 135 , and the second terminal slots 136 extend to the first side 131 of the receiving portion 13 . The bottom of the side wall of the second terminal slot 136 defines a locking slot 1361 adjacent to the first side 131 .

The upper surface 132 of the receiving portion 13 defines a third terminal slot 137 between the second terminal slot 136 and the base 11 , one end of the third terminal slot 137 runs through the first side 131 , and the third terminal slot 137 is connected to the second terminal slot 137 . An adjacent end of the two terminal slots 136 defines a positioning slot 1371 downwards, and the positioning slot 1371 passes through the first side 131 . Below the third terminal slot 137 and adjacent to the base portion 11 , the first side 131 defines a locking cavity 1372 into the receiving portion 13 . A receiving groove 1373 penetrating through the lower surface 138 is defined inwardly between the positioning groove 1371 and the locking cavity 1372 on the first side 131 .

Please refer to FIG. 1 and FIG. 3 , the first terminal 20 has a first holding portion 21 in the shape of a rectangular plate, and a first connecting portion 22 extends from the upper side of the first holding portion 21 by bending to one side. An end of a connecting portion 22 is bent and extended to form an arc-shaped first contact portion 23 . The other end of the first holding portion 21 is bent to one side, and a rectangular plate-shaped docking portion 24 extends vertically downward. The first holding portion 21 of the first terminal 20 is fixed in the holding groove, the first connecting portion 22 is correspondingly accommodated in the first terminal groove 135, and the first contact portion 23 protrudes from the upper surface 132 of the receiving portion 13 to be in contact with a The charging circuit of the first printed circuit board (not shown in the figure) is electrically connected; the docking part 24 is inserted into the corresponding groove 122 of the docking wall 12 after passing through the holding groove, so that the docking part 24 can be connected with the docking charger plug (figure not shown) electrical connection.

The second terminal 30 has a second holding portion 31 , and both sides of the second holding portion 31 have locking portions 32 extending outward. One end of the second holding portion 31 is bent upwards to extend a second connecting portion 33; the end of the second connecting portion 33 is bent upwards and extended to form an arc-shaped second contact portion 34; the other end of the second holding portion 31 is downwards A welded portion 35 is bent and extended. Both the second holding portion 31 and the second connecting portion 33 of the second terminal 30 are accommodated in the second terminal groove 136 of the body 10 , and the locking portion 32 is locked in the locking groove 1361 . The second contact portion 34 of the second terminal 30 protrudes from the upper surface 132 of the receiving portion 13 to be electrically connected to the first printed circuit board; The two printed circuit boards (not shown in the figure) are electrically connected to achieve an electrical connection between the two printed circuit boards.

The third terminal 40 has a third holding portion 41 , and the third holding portion 41 is substantially in the shape of a “U”. An upper side of one end of the third holding portion 41 is bent and extended to one side to form a third connecting portion 42 , and one side of the surgical end of the third connecting portion 42 is bent and extended to form a third contact portion 43 . A positioning portion 44 extends forward from one end of the third holding portion 41 extending from the third connecting portion 42 . An antenna contact portion 45 that is bent into a hook shape extends downward from approximately the middle of the lower side of the third holding portion 41 . The bent arm 451 is bent to one side and then reversely bent. One side of the end of the bent arm 451 extends outward and obliquely downward, and then is bent obliquely upward to extend out an antenna contact end 452 . One end of the third holding portion 41 of the third terminal 40 is placed in the buckle cavity 1372 , and the other end is inserted into the positioning groove 1371 together with the positioning portion 44 , so that the third terminal 40 is fixed on the first side of the receiving portion 13 131 on. The third connecting portion 42 is received in the third terminal slot 137 , and the third contact portion 43 protrudes from the upper surface 132 of the receiving portion 13 to be electrically connected to the first printed circuit board. The antenna contact portion 45 is partially received in the receiving groove 1373 , and a part of the antenna contact end 452 is located below the lower surface 138 of the receiving portion 13 to connect with an external antenna device (not shown in the figure).

To sum up, the utility model connector 1 sets the first terminal 20, the second terminal 30, and the third terminal 40 on the insulating body 10, and connects the first contact portion 23 of the first terminal 20 to the first printed circuit. The charging circuit of the board elastically abuts, and the docking part 24 is docked with the charger plug to realize the charging function; the second contact part 34 of the second terminal 30 is in contact with the first printed circuit board, and the welding part 35 is in contact with the second printed circuit board. contact to achieve electrical connection between the two printed circuit boards; the third contact portion 43 of the third terminal 40 is in elastic contact with the first printed circuit board, and the antenna contact portion 45 is connected to the antenna to achieve the first printed circuit board The electrical connection with the antenna device enables the connector 1 to have multiple functions, thereby reducing the size of the Bluetooth headset and simplifying the manufacturing and assembly process of the Bluetooth headset.

Claims (5)

1. connector, it is characterized in that: described connector comprises insulating body, several the first terminals, several second terminals and the 3rd terminal; This insulating body have a butt joint wall and one with dock wall resettlement section connected vertically, dock wall and have an interface, interface inwardly offers groove, this resettlement section has upper surface, lower surface and first side; Described the first terminal has first contact site and that one first holding parts, extends upward by this first holding parts by the downward extended docking section of this first holding parts, this first holding parts is fixed on the resettlement section, first contact site protrudes out the upper surface of resettlement section, and the docking section is stretched in the butt joint wall corresponding grooves; Described second terminal has second contact site and that one second holding parts, extends upward by this second holding parts by the downward extended weld part of this second holding parts, this second holding parts is fixed on the resettlement section, second contact site protrudes out the upper surface of resettlement section, and weld part protrudes out first side of resettlement section; Described the 3rd terminal has the 3rd contact site and that one the 3rd holding parts, extends upward by the 3rd holding parts by the downward extended antenna contact site of the 3rd holding parts, the 3rd holding parts is fixed on the resettlement section, the 3rd contact site protrudes out the upper surface of resettlement section, and the antenna contact site protrudes out the lower surface of resettlement section.

2. connector as claimed in claim 1 is characterized in that: the upper surface of described resettlement section offers a first terminal groove and several second terminal grooves downwards, and the first terminal groove offer downwards with dock wall on the holding slot that is communicated with of corresponding recesses; First holding parts of described the first terminal is fixed in the holding slot, and the docking section stretches in the corresponding grooves after passing holding slot, and second holding parts of described second terminal is fixed in second terminal groove.

3. connector as claimed in claim 2, it is characterized in that: described the first terminal groove has two adjacent first inwall and second inwalls, first inwall protrudes out first dividing plate in the first terminal groove, second inwall bends inwards and is extended with second partition, and the first terminal groove sets out described holding slot all downwards in the part that reaches between this second inwall and the second partition between second inwall and first dividing plate.

4. connector as claimed in claim 1 is characterized in that: the 3rd holding parts of described the 3rd terminal roughly is " U " shape, and the 3rd holding parts is fixed on first side of resettlement section.

5. connector as claimed in claim 1 is characterized in that: described insulating body also comprise one with dock wall and resettlement section base portion connected vertically, run through offering a block button hole on this base portion.

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