TWI817206B - Charging connector - Google Patents

Abstract

A charging connector adapted to be coupled to an electronic device is provided. The charging connector has a base, a first terminal group, and a second terminal group. The first terminal group is disposed in the base and partially extended outside a first side of the base. The second terminal group is disposed in the base and partially extended outside of a top surface of the base. The electronic device is adapted to press the second terminal group, so that the second terminal group and the first terminal group are coupled to each other, and a current is inputted to the electronic device by the first terminal group and the second terminal group.

Description

electrical connector

The present invention relates to a connector, and in particular to an electrical connector with a flexible terminal structure.

Existing consumer electronic devices such as laptops, tablets or smartphones are equipped with stylus pens. The stylus is usually stored in a slot of an electronic device. After the stylus enters the slot, the electronic device first confirms that the stylus has entered the slot through the sensing terminal, and then uses the charging terminal to couple the stylus and start charging.

However, existing consumer electronic devices pursue the goal of thin products and multi-functions. The casing of consumer electronic devices needs to install a variety of functional components, and the space available for installation inside the casing also tends to be narrow. Therefore, a device with Connectors with sensing and charging functions have become important development goals.

The present invention provides an electrical connector with induction and charging functions. Compared with the existing technology that uses induction terminals and charging terminals, it can achieve the effects of reducing volume and saving costs.

The electrical connector of the present invention is suitable for coupling an electronic device. The electrical connector includes a base body, a first terminal group and a second terminal group. The first terminal group is arranged on the base body and partially protrudes from a first side of the base body. The second terminal group is arranged on the base body and partially protrudes from a top surface of the base body. The electronic device is suitable for pressing the second terminal group, so that the second terminal group is coupled with the first terminal group, and a current is input to the electronic device through the first terminal group and the second terminal group.

In an embodiment of the present invention, the above-mentioned first terminal set has two first positioning parts, two first elastic arms and two first pins. The plurality of first positioning parts are arranged on the base body, and each first elastic arm It extends obliquely from the corresponding first positioning part and abuts against both inner walls of the base body. Each first leg extends from the corresponding first positioning part and protrudes from the first side of the base body.

In an embodiment of the present invention, each of the above-mentioned first positioning parts has a through hole, and each first elastic arm is suspended in the corresponding through hole of the first positioning part.

In an embodiment of the present invention, the above-mentioned second terminal set has two second positioning parts, two second elastic arms and two second pins. The plurality of second positioning parts are arranged on the base body, and each second elastic arm Connected to the corresponding second positioning part and suspended from the corresponding first elastic arm, each second pin is connected to the corresponding second positioning part and protrudes from a second side of the base body opposite to the first side.

In an embodiment of the present invention, the above-mentioned base body has a limiting surface, and the two second elastic arms of the second terminal group respectively abut against the limiting surface. When the electronic device presses the second terminal group, the two second elastic arms When the arms are away from the limiting surface and contact the corresponding two first elastic arms, the second terminal group and the first terminal group are electrically connected to each other.

In an embodiment of the present invention, there is a height difference between each of the above-mentioned limiting surfaces and the inner wall.

In one embodiment of the present invention, the plurality of first contact surfaces of the plurality of first pins and the plurality of second contact surfaces of the plurality of second pins are parallel to the top surface of the base body.

In one embodiment of the present invention, the above-mentioned base body has two grooves penetrating the second side, and the two second elastic arms are respectively movably arranged in the two grooves.

In an embodiment of the present invention, the above-mentioned base body has a plurality of fixing posts, which are arranged on a bottom surface of the base body relative to the top surface.

In an embodiment of the present invention, the above-mentioned base body has a plurality of heat dissipation holes, which are arranged on a bottom surface of the base body relative to the top surface, and the plurality of heat dissipation holes are aligned with the first terminal group.

Based on the above, the electrical connector of the present invention has a first terminal group and a second terminal group. When the electronic device presses the second terminal group, the second terminal group is bent toward the first terminal group and coupled to each other. Then the current passes through The first terminal group and the second terminal group are input into the electronic device to achieve the charging function. Furthermore, the present invention first determines that the electronic device is coupled to the electrical connector through the coupling of the second terminal group and the first terminal group, and then activates the charging function of the electrical connector.

Therefore, the electrical connector of the present invention has both induction and charging functions, and can achieve the purpose of saving space and cost when applied to electronic equipment.

100: Electrical connector

110: base body

111:Fixed column

112:Heat dissipation hole

120: First terminal group

121:First Positioning Department

122:The first elastic arm

123:First pin

1231: First contact surface

130: Second terminal group

131:Second positioning department

132:Second elastic arm

133:Second pin

1331: Second contact surface

200:Electronic devices

210: Electrical terminals

300:Circuit board

FG:card slot

G: Groove

I: current

BS: Bottom

IS: internal space

IW: medial wall

LS: limit surface

PD: horizontal direction

S1: first side

S2: second side

TH: perforation

TS: top surface

FIG. 1 is a schematic three-dimensional view of an electrical connector according to an embodiment of the present invention.

FIG. 2 is a perspective view of the electrical connector of FIG. 1 from another direction.

FIG. 3 is a schematic cross-sectional view of the electrical connector of FIG. 1 along line A-A.

FIG. 4 is a schematic diagram of the pressing action of the electrical connector and the electronic device in FIG. 3 .

FIG. 1 is a schematic three-dimensional view of an electrical connector according to an embodiment of the present invention. FIG. 2 is a perspective view of the electrical connector of FIG. 1 from another direction. FIG. 3 is a schematic cross-sectional view of the electrical connector of FIG. 1 along line A-A. FIG. 4 is a schematic diagram of the pressing action of the electrical connector and the electronic device in FIG. 3 .

Referring to FIGS. 1 and 4 , the electrical connector 100 of the present invention is suitable for coupling to an electronic device 200 , where the electronic device 200 is a stylus and has two electrical terminals 210 . In a preferred embodiment, the electrical connector 100 is installed on an electronic device such as a notebook computer, a tablet computer, or a smartphone. When the electronic device 200 is received in the electronic device, it will be coupled to the electrical connector 100 and the electronic device 200 will be coupled to the electrical connector 100 . The device inputs current into the electronic device 200 through the electrical connector 100 to perform the charging process.

Referring to FIGS. 1 to 3 , the electrical connector 100 includes a base 110 , a first terminal group 120 and a second terminal group 130 . The base 110 has an internal space IS and is made of insulating material. The first terminal group 120 is disposed in the internal space IS of the base 110 and partially protrudes from a first side S1 of the base 110 . The second terminal group 130 is disposed in the internal space IS of the base body 110 and partially protrudes from a side of the base body 110 Top TS. Furthermore, the first terminal group 120 is located below the second terminal group 130 and close to a bottom surface BS of the base body 110 relative to the top surface TS.

Referring to FIG. 4 , the electronic device 200 is adapted to move in a horizontal direction PD to press the second terminal group 130 so that the second terminal group 130 bends toward the first terminal group 120 and is coupled with the first terminal group 120 . In this state The second terminal group 130 and the first terminal group 120 are electrically connected to each other, and a current I of the electronic device (not shown in the figure) is input to the electronic device 200 through the first terminal group 120 and the second terminal group 130 .

Referring to FIG. 1 , FIG. 2 and FIG. 3 , the first terminal group 120 has two first positioning parts 121 , two first elastic arms 122 and two first pins 123 . The two first positioning parts 121 are disposed in an internal space IS of the base 110 and are parallel to each other. One end of the two first positioning parts 121 is engaged with a slot FG of the base 110 . Each first elastic arm 122 extends obliquely from the corresponding first positioning portion 121 and abuts against the inner side wall IW of the base body 110. The base body 110 limits the two first elastic arms 122 to the internal space IS through the inner side wall IW. Each first pin 123 extends from the corresponding first positioning portion 121 and protrudes from the first side S1 of the base 110 .

Referring to FIGS. 1 to 3 , each first positioning part 121 has a through hole TH, each first elastic arm 122 is suspended in the corresponding through hole TH of the first positioning part 121 , and each first elastic arm 122 and each first positioning part There is an included angle between the first elastic arms 121 so that each first elastic arm 122 is suitable for bending relative to each first positioning portion 121 .

Referring to FIGS. 1 to 3 , the second terminal group 130 has two second positioning parts 131 , two second elastic arms 132 and two second pins 133 . The two second positioning parts 131 are arranged in the internal space IS of the base 110 and are parallel to each other. Each second elastic arm 132 is connected to the corresponding third The two positioning parts 131 are suspended from the corresponding first elastic arms 122. That is, in the unstressed state, the second elastic arms 132 are far away from the corresponding first elastic arms 122 and are not connected to each other. Each second pin 133 is connected to the corresponding second positioning portion 131 and protrudes from a second side S2 of the base 110 opposite to the first side S1.

Furthermore, the base body 110 has two grooves G penetrating the second side S2 of the base body 110. The two second elastic arms 132 are respectively movably arranged in the two grooves G and the two second elastic arms 132 extend from both sides. The groove G protrudes from the top surface TS of the base 110 . Furthermore, the two second elastic arms 132 have a curved appearance. Therefore, the two second elastic arms 132 are flexible and are suitable for being squeezed by the external force of the electronic device 200 to elastically deform in the two grooves G. After the electronic device 200 leaves the two second elastic arms 132, the elasticity will be restored and restored. Return to the original position to stay away from the first elastic arm 122 .

Referring to FIG. 3 , the base body 110 has a limiting surface LS. The two second elastic arms 132 of the second terminal group 130 respectively abut against the limiting surface LS. The base body 110 limits the two second elastic arms 132 to face each other through the limiting surface LS. The protruding length from the top surface TS. Referring to FIGS. 3 and 4 , when the electronic device 200 presses the second terminal group 130 and the two second elastic arms 132 are bent away from the limiting surface LS and contact the corresponding two first elastic arms 122 , the second terminal group 130 and The first terminal groups 120 are electrically connected to each other. In addition, there is a height difference HD between the limiting surface LS and the inner wall IW.

Referring to FIG. 3 , the two first contact surfaces 1231 of the two first pins 123 and the two second contact surfaces 1331 of the two second pins 133 of the first terminal group 120 are parallel to the top surface TS of the base body 110 . Each first contact surface 1231 and each second contact surface 1331 can be electrically connected to the contacts of the circuit board 300 through surface adhesion technology or soldering.

Referring to FIGS. 3 and 4 , the base 110 has a plurality of fixing posts 111 , which are arranged on a bottom surface BS of the base 110 relative to the top surface TS. The plurality of fixing posts 111 can be inserted through the fixing holes 310 of the circuit board 300 to secure the circuit board 300 . The base 110 is fixed to the circuit board 300 .

Referring to FIGS. 3 and 4 , the base 110 has a plurality of heat dissipation holes 112 , which are arranged on the bottom surface BS of the base 110 relative to the top surface TS. The plurality of heat dissipation holes 112 are aligned with the first terminal group 120 . The plurality of heat dissipation holes 112 have Cooling effect.

The following describes the operation process of the electrical connector 100 and the electronic device 200 of the present invention. Please refer to FIG. 3 first. In the initial state, the electronic device 200 is far away from the electrical connector 100. At this time, the two second elastic arms 132 of the second terminal group 130 are separated from the two first elastic arms 122 of the first terminal group 120. Therefore, The second terminal group 130 and the first terminal group 120 are not electrically connected to each other. Please continue to refer to FIG. 4 . The electronic device 200 is close to the electrical connector 100 and presses the two second elastic arms 132 of the second terminal group 130 with the two electrical terminals 210 . The two second elastic arms 132 are bent under the force and contact the two second elastic arms 132 respectively. When the second terminal group 130 and the first terminal group 120 are connected to each other, the processing unit on the circuit board 300 determines that the electronic device 200 contacts the electrical connector 100 and starts the charging function. Then the circuit board 300 The processing unit controls the current I to be input into the electronic device 200 through the first terminal group 120 , the second terminal group 130 and the electrical terminals 210 .

To sum up, the electrical connector of the present invention has a first terminal group and a second terminal group. When the electronic device presses the second terminal group, the second terminal group is bent toward the first terminal group and coupled to each other, and then The current is input into the electronic device through the first terminal group and the second terminal group to achieve the function of charging the electronic device. Furthermore, the present invention first determines whether the electronic device is coupled to the circuit through the coupling of the second terminal group and the first terminal group. connector, and then activates the charging function of the electrical connector.

Therefore, the electrical connector of the present invention has both induction and charging functions, and can achieve the purpose of saving space and cost when applied to electronic equipment.

100: Electrical connector

110: base body

120: First terminal group

121:First Positioning Department

122:The first elastic arm

123:First pin

130: Second terminal group

131:Second positioning department

132:Second elastic arm

133:Second pin

G: Groove

BS: Bottom

S1: first side

S2: second side

TH: perforation

TS: top surface

Claims (7)

An electrical connector suitable for coupling an electronic device, including: a base body; a first terminal group disposed on the base body and partially protruding from a first side of the base body, wherein the first terminal group It has two first positioning parts, two first elastic arms and two first pins. The first positioning parts are arranged on the base body, and each first elastic arm extends obliquely from the corresponding first positioning part and abuts against the first positioning part. Against an inner wall of the base body, each first pin extends from the corresponding first positioning portion and protrudes from the first side of the base body; and a second terminal group is arranged on the base body and Partially protruding from a top surface of the base body, the second terminal group has two second positioning parts, two second elastic arms and two second pins, and the second positioning parts are arranged on the base body, each of which The second elastic arm is connected to the corresponding second positioning part and is suspended from the corresponding first elastic arm. Each of the second pins is connected to the corresponding second positioning part and protrudes from the base opposite to the first side. a second side of the side, wherein the electronic device is adapted to press the second terminal group, so that the second terminal group is coupled to the first terminal group, and a current passes through the first terminal group and the third terminal group. Two terminal groups are used to input the electronic device, wherein the base body has a limiting surface, and the two second elastic arms of the second terminal group respectively abut against the limiting surface. When the electronic device presses the second terminal When the two second elastic arms are away from the limiting surface and contact the corresponding two first elastic arms, the second terminal group and the first terminal group are electrically connected to each other. The electrical connector according to claim 1, wherein each first positioning portion has a through hole, and each first elastic arm is suspended in the corresponding through hole of the first positioning portion. The electrical connector of claim 1, wherein there is a height difference between the limiting surface and the inner wall. The electrical connector of claim 1, wherein the first contact surfaces of the first pins and the second contact surfaces of the second pins are parallel to the top surface of the base body. The electrical connector according to claim 1, wherein the base body has a plurality of fixing posts arranged on a bottom surface of the base body relative to the top surface. The electrical connector of claim 1, wherein the base body has a plurality of heat dissipation holes arranged on a bottom surface of the base body relative to the top surface, and the heat dissipation holes are aligned with the first terminal group. An electrical connector suitable for coupling an electronic device, including: a base body; a first terminal group disposed on the base body and partially protruding from a first side of the base body, wherein the first terminal group It has two first positioning parts, two first elastic arms and two first pins. The first positioning parts are arranged on the base body, and each first elastic arm extends obliquely from the corresponding first positioning part and abuts against the first positioning part. Against an inner wall of the base body, each first pin extends from the corresponding first positioning portion and protrudes from the first side of the base body; and a second terminal group is arranged on the base body and Partially protruding from a top surface of the base body, the second terminal group has two second positioning parts, two second elastic arms and two second pins, and the second positioning parts are arranged on the base body, each of which The second elastic arm is connected to the corresponding The second positioning part is suspended from the corresponding first elastic arm, and each second pin is connected to the corresponding second positioning part and protrudes from a second side of the base body opposite to the first side, Wherein, the base body has two grooves penetrating the second side, and the two second elastic arms are respectively movably arranged in the two grooves, wherein the electronic device is suitable for pressing the second terminal group, The second terminal group is coupled to the first terminal group, and a current is input to the electronic device through the first terminal group and the second terminal group.

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