CN103199371A - Electric connector socket and detection method thereof - Google Patents

Abstract

An electric connector socket and a detection method thereof are provided, the electric connector socket comprises an insulating body, a plurality of first terminals, a plurality of second terminals and a detection terminal. The insulating body comprises a base and a tongue piece, and the tongue piece comprises a lapping surface. The first terminals are partially embedded in the insulating body, and each first terminal comprises a conductive surface which is exposed and protrudes out of the lapping surface. The detection terminal can detect the connection state of the first terminal and the second terminal; the invention also provides a detection method, which drives a driving loop to conduct the electric connector socket by touching the electric connector plug through the detection terminal.

Description

Electric connector socket and detection method thereof

technical field

The invention relates to an electric connector socket and a detection method, in particular to a connector socket with a detection terminal whose terminal protrudes from a tongue and a detection method of the detection terminal.

Background technique

At present, the common USB electrical connector sockets are mostly made by covering the electrical connector terminals in the plastic tongue by plastic injection molding, and each terminal exposes a conductive surface for electrically connecting the corresponding electrical connector plug. . The conductive surface of the USB3.0 terminal in the existing USB3.0 electrical connector socket is sunk in the plastic tongue. When the electrical connector plug is plugged in, the plastic tongue next to the conductive surface will be worn by the electrical connector plug and produce burrs, and the burrs will reduce its conductive effect when attached to the conductive surface, making the USB3.0 electrical connector socket stable Poor sex.

Furthermore, since the terminals of the USB3.0 electrical connector are arranged in double rows, when the existing USB3.0 electrical connector socket is plugged and unplugged with the corresponding USB3.0 electrical connector plug, it is easy to cause the non-corresponding terminals to be accidentally touched. conduction.

Contents of the invention

An object of the present invention is to provide an electrical connector socket with a detection terminal, which can detect whether the electrical connector socket is properly inserted to the position, and the conductive surface and the tongue of the electrical connector socket of the present invention are arranged so that When plugging and unplugging, the tongue will not be worn by the plug of the electrical connector to produce burrs, which will reduce its conductive effect.

To achieve the above object, the present invention provides an electrical connector socket, which includes an insulating body, a plurality of first terminals, a plurality of second terminals and a detection terminal. The insulating body includes a base and a tongue, the tongue is a flat plate extending from the base, and the tongue includes an overlapping surface. A plurality of first terminals are partially embedded in the insulating body, each first terminal passes through the base and extends into the tongue, and each first terminal includes a conductive surface, the conductive surface is exposed and protrudes from the overlapping surface. A plurality of second terminals are partially embedded in the insulating body, and each second terminal passes through the base and extends into the tongue. The detection terminal part is embedded in the base and passes through the base to be side by side with the tongue.

Preferably, the first terminal includes a first welding end and a first contact end extending from the first welding end, the first welding end passes through the base for soldering to the electronic device, and the first contact end is located on the tongue , the first contact end constitutes the aforementioned conductive surface.

Preferably, the conductive surface can be formed by the thickness of the first contact end being thicker than other parts of the first terminal.

Preferably, the conductive surface can also be formed by bending the first contact end at two right angles.

Preferably, the conductive surface can also be formed by inverting the first contact end.

Preferably, each second terminal includes a second welding end and a second contact end extending from the second welding end, the second welding end passes through the base for soldering to the electronic device, and the second contact end is bent And exposed on the lap surface.

Another object of the present invention is to provide an electrical connector socket conforming to the universal serial port specification and having a detection terminal, the first terminal of which is preferably the universal serial port USB3.0 specification, and the second terminal is preferably Universal serial port USB2.0 specification.

Another object of the present invention is to provide a detection method for an electrical connector socket, which is applied to detect whether an electrical connector plug is electrically connected to the aforementioned electrical connector socket including a detection terminal.

To achieve the above object, the present invention provides a detection method for an electrical connector socket, which includes the following steps: providing an electrical connector socket with a detection terminal; providing a circuit board with a drive circuit, and the drive circuit controls the circuit board to The connector socket supplies power; an electrical connector plug is provided; the electrical connector socket is electrically connected to the circuit board, and the circuit board does not supply power to the electrical connector socket; the detection terminal is electrically connected to the driving circuit; the electrical connector plug is inserted into the electrical connection Connector socket and touch the detection terminal; drive the drive circuit, and the drive circuit controls the circuit board to supply power to the electrical connector socket; the electric connector plug is pulled out of the electrical connector socket to separate from the detection terminal; the drive circuit is disconnected so that the circuit board stops powering the electrical connector socket. Connector socket for power.

Preferably, in the aforementioned detection method, the electrical connector socket includes a plurality of first terminals and a plurality of second terminals, and the first terminals and the second terminals are soldered to the circuit board so that the electrical connector socket is connected to the circuit board.

Preferably, in the aforementioned detection method, the first terminal is a universal serial port USB3.0 specification, and the second terminal is a universal serial port USB2.0 specification.

Preferably, in the aforementioned detection method, when the electrical connector plug is inserted into the electrical connector socket, the second terminal and the detection terminal touch the electrical connector plug, and the circuit board supplies power to two of the second terminals.

Preferably, in the aforementioned detection method, when the electrical connector plug is inserted into the electrical connector socket, the first terminal, the second terminal and the detection terminal touch the electrical connector plug, and the circuit board supplies power to the two second terminals.

Since the electrical connector socket of the present invention has a detection terminal to detect that the electrical connector socket has been plugged in until it is positioned, and the conductive surface of the electrical connector socket of the present invention protrudes from the lapping surface, when the electrical connector When the plug is inserted into the socket of the electric connector, it will contact the conductive surface first, and the overlapping surface will not be worn to produce burrs, so as to increase the stability of the socket of the electric connector and improve the shortcomings of the prior art.

Through the detection method of the present invention, the plugging state of the electrical connector socket and the electrical connector plug can be detected, and the function of the universal serial port is activated only after confirming that the electrical connector socket and the electrical connector plug are inserted properly, effectively preventing non-corresponding The terminals are turned on by accidental touch, which improves the shortcomings of the prior art.

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present invention.

Description of drawings

FIG. 1 is a schematic diagram of the appearance of the electrical connector socket according to the first embodiment of the present invention;

2 is a schematic diagram of the appearance of the electrical connector socket and the corresponding electrical connector plug in the first embodiment of the present invention;

Fig. 3 is a three-dimensional exploded schematic view of the electrical connector socket according to the first embodiment of the present invention;

Fig. 4 is a schematic diagram of the first terminal in the first embodiment of the present invention;

Fig. 5 is a sectional view of the first terminal in the first embodiment of the present invention;

Fig. 6 is a schematic diagram of the second embodiment of the present invention;

Fig. 7 schematic diagram of the third embodiment of the present invention;

Fig. 8 is a flowchart of the fourth embodiment of the present invention.

Among them, reference signs

10 electrical connector socket

20 electrical connector plug

30 circuit boards

100 insulating body

110 base

120 tongue

121 Lap surface

200 first terminal

210 first welding end

220 first contact end

221 conductive surface

300 Second terminal

310 Second solder end

320 second contact end

400 detection terminal

500 shells

Detailed ways

Below in conjunction with accompanying drawing, structural principle and working principle of the present invention are specifically described:

Referring to FIG. 1 and FIG. 2 , in the first embodiment of the present invention, the electrical connector socket 10 of the present invention is applied to an electronic device for connecting to a corresponding electrical connector plug 20 .

Referring to FIG. 1 and FIG. 3 , the electrical connector socket 10 of the present invention includes: an insulating body 100 , a plurality of first terminals 200 , a plurality of second terminals 300 , a detection terminal 400 and a housing 500 .

The insulating body 100 is made of plastic material and includes: a base 110 and a tongue 120 . The tongue 120 is a flat plate extending from the base 110 , and the tongue 120 includes an overlapping surface 121 .

Referring to Fig. 3 and Fig. 4, each first terminal 200 is a strip-shaped metal sheet, and the two ends of each first terminal 200 are respectively: a first welding end 210 and a first contact end 220, the first contact end 220 is extended from the first welding end 210 . In this embodiment, the electrical connector receptacle 10 of the present invention includes five first terminals 200 to comply with the universal serial port (USB3. Buried in the insulating body 100, the first terminal 200 passes through the base 110 and extends into the tongue 120, the first welding end 210 passes through the base for soldering to the electronic device, and the first contact end 220 is located on the tongue 120 and is exposed on the overlapping surface 121 of the tongue 120 . See Figure 4 and Figure 5. In this embodiment, the thickness of the first contact end 220 of each first terminal 200 is thicker than other parts of the first terminal 200 to form a conductive surface 221, and the increased thickness of the first contact end 220 is enough to make the conductive surface 221 exposed and convex. Out of the overlapping surface 121 . When the electrical connector plug 20 is inserted into the electrical connector receptacle 10 , each first terminal 200 is electrically connected to the electrical connector plug 20 through its conductive surface 221 .

Referring to Fig. 3 again, each second terminal 300 is a strip-shaped metal sheet, and the two ends of each second terminal 300 are respectively: a second welding end 310 and a second contact end 320, and the second contact end 320 is an extension From the second welding end 310 . In this embodiment, the electrical connector receptacle 10 of the present invention includes four second terminals 300 to meet the universal serial port (USB2.0) specification, and the four second terminals 300 are arranged side by side, and each second terminal 300 is partially Embedded in the insulating body 100, the second terminal 300 passes through the base 110 and extends into the tongue 120, the second welding end 310 passes through the base 110 for soldering to the electronic device; the second contact end 320 is bent, The overlapping surface 121 on the tongue 120 is exposed and protrudes. When the electrical connector plug 20 is inserted into the electrical connector receptacle 10 , each second terminal 300 is electrically connected to the electrical connector plug 20 through its second contact end 320 .

In order to comply with the general serial port specification, the five first contact ends 220 are exposed at the outer end of the tongue 120 on the overlapping surface 121, and the four second contact ends 320 are exposed at the root of the tongue 120 on the overlapping surface 121. . The first terminals 200 and the second terminals 300 are arranged in two layers inside the insulating body 100 , and the second terminals 300 are closer to the overlapping surface 121 than the first terminals 200 .

The detection terminal 400 is a strip-shaped bent metal sheet, partly embedded in the base 110, and partly pierced through the base 110 to line up with the tongue. When the electrical connector plug 20 is inserted into the electrical connector socket 10, and each first terminal 200 and the second terminal 300 are electrically connected to the electrical connector plug 20, at this time the position of the electrical connector plug 20 can touch the detection terminal 400, and the electronic device can judge that the electrical connector plug 20 has been inserted properly through the detection terminal 400 After positioning, the drive circuit makes the first terminal 200 and the second terminal 300 conductive to the electrical connector plug 20, so as to activate the function of the universal serial port. Therefore, the first terminal 200 or the second terminal 300 can be prevented from being connected to the non-corresponding terminal on the electrical connector plug 20 .

The shell 500 is sleeved on the base 110 and surrounds the tongue 120 for protecting the tongue 120 and guiding the electrical connector plug 20 to be inserted into the electrical connector receptacle 10 .

Since the conductive surface 221 of the present invention protrudes from the lapping surface 121, when the electrical connector plug 20 is inserted into the electrical connector socket 10, it will first contact the conductive surface 221, and the lapping surface 121 will not be worn and burred, and the electrical connector will be increased. The stability of socket 10. The structure of the present invention improves the shortcomings of the existing USB3.0 electrical connector sockets, which are worn out to produce burrs and reduce the conductivity efficiency of the USB3.0 terminals, resulting in poor stability of the existing USB3.0 electrical connector sockets.

Referring to FIG. 6 , in the second embodiment of the present invention, the electrical connector socket 10 of the present invention is applied to an electronic device for connecting to a corresponding electrical connector plug 20 . It includes: an insulating body 100 , a plurality of first terminals 200 , a plurality of second terminals 300 , a detection terminal 400 and a housing 500 . The connection relationship of each component in this embodiment is the same as the aforementioned first embodiment, and the structure of the insulating body 100, the tongue 120, the second terminal 300, the detection terminal 400-housing 500 is also the same as the aforementioned first embodiment, and will not be repeated here. stated. The difference between this embodiment and the first embodiment is that each first terminal 200 includes: a first soldering end 210 and a first contacting end 220, and the first soldering end 210 penetrates from the bottom for soldering to an electronic device . In this embodiment, each first terminal 200 is bent twice by 90° at the first contact end 220 to form a conductive surface 221 , which is exposed and protrudes from the overlapping surface 121 . When the electrical connector plug 20 is inserted into the electrical connector receptacle 10 , each first terminal 200 is electrically connected to the electrical connector plug 20 through its conductive surface 221 .

Referring to FIG. 7 , in the third embodiment of the present invention, the electrical connector receptacle 10 of the present invention is applied to an electronic device for connecting to a corresponding electrical connector plug 20 . It includes: an insulating body 100 , a plurality of first terminals 200 , a plurality of second terminals 300 , a detection terminal 400 and a housing 500 . The connection relationship of each component in this embodiment is the same as the aforementioned first embodiment, and the structure of the insulating body 100, the tongue 120, the second terminal 300, the detection terminal 400-housing 500 is also the same as the aforementioned first embodiment, and will not be repeated here. stated. The difference between this embodiment and the first embodiment is that each first terminal 200 includes: a first soldering end 210 and a first contacting end 220, and the first soldering end 210 penetrates from the bottom for soldering to an electronic device . In this embodiment, each first terminal 200 is folded at the first contact end 220 to form a conductive surface 221 , which is exposed and protrudes from the overlapping surface 121 . When the electrical connector plug 20 is inserted into the electrical connector receptacle 10 , each first terminal 200 is electrically connected to the electrical connector plug 20 through its conductive surface 221 .

Referring to FIG. 8 , the fourth embodiment of the present invention is a method for detecting an electrical connector socket, which is applied to detect that an electrical connector plug 20 has been electrically connected to the aforementioned electrical connector socket 10 (first to second) of the present invention. Three embodiments), the detection method of the electrical connector socket of the present embodiment comprises steps as follows:

Step a: providing an electrical connector socket 10 with a detection terminal 400;

Step b: providing a circuit board 30 with a drive circuit;

Step c: providing an electrical connector plug 20;

Step d: Electrically connect the electrical connector socket 10 to the circuit board 30, and the circuit board 30 does not supply power to the electrical connector socket 10;

Step e: electrically connect the detection terminal 400 to the driving circuit;

Step f: Insert the electrical connector plug 20 into the electrical connector socket 10 and touch the detection terminal 400;

Step g: continue with step f, drive the drive circuit, and the drive circuit control circuit board 30 supplies power to the electrical connector socket 10;

Step h: pulling out the electrical connector plug 20 from the electrical connector socket 10 and detaching from the detection terminal 400;

Step i: following step h, the driving circuit is disconnected so that the circuit board 30 stops supplying power to the electrical connector socket 10 .

In this embodiment, the detection method of the electrical connector receptacle of the present invention is applied to the aforementioned electrical connector receptacle 10 (first to third embodiments), so as mentioned above, when the electrical connector plug 20 is inserted into The electrical connector socket 10 , and each of the first terminals 200 and the second terminals 300 are electrically connected to the electrical connector plug 20 . At this time, the position of the electrical connector plug 20 can touch the detection terminal 400 .

In step a, an electrical connector socket 10 is provided, which includes a plurality of first terminals 200 and a plurality of second terminals 300 as described in the first to third embodiments.

In step b, a circuit board 30 is provided. The circuit board 30 is preferably arranged on an electronic device, and the circuit board 30 has a driving circuit.

In step c, an electrical connector plug 20 is provided for plugging into the aforementioned electrical connector socket 10. In this embodiment, the electrical connector plug 20 is preferably a universal serial port USB3.0 specification, but the electrical The connector plug 20 can also be a universal serial port USB2.0 specification.

In step d, the first terminal 200 and the second terminal 300 are welded to the circuit board 30 so that the electrical connector socket 10 is connected to the circuit board 30. The circuit board 30 does not supply power to the electrical connector socket 10, and in step e, the The detection terminal 400 is connected to the driving circuit, that is, the initial state of the electrical connector socket 10 is that the function of the universal serial port is closed.

In step f, if the electrical connector plug 20 of USB3.0 specification is inserted into the electrical connector socket 10, and each first terminal 200 and second terminal 300 are electrically connected to the electrical connector plug 20 (if the inserted electrical connection If the connector plug 20 is USB2.0 standard, then only the second terminals 300 are electrically connected to the electrical connector plug 20), then the position of the electrical connector plug 20 can touch the detection terminal 400, then step g is performed. If the electrical connector plug 20 does not touch the detection terminal 400 , the initial state is maintained, the electrical connector socket 10 and the electrical connector plug 20 are disconnected, and the universal serial port function is turned off.

In step g, following step f, when the electrical connector plug 20 touches the detection terminal 400 , a signal is sent to the driving circuit through the detection terminal 400 to drive the driving circuit. The drive circuit controls the circuit board 30 to supply power to the electrical connector socket 10 , conducts the electrical connector socket 10 and the electrical connector plug 20 , and activates the universal serial port function. Preferably, the circuit board 30 supplies power to two of the second terminals 300 . In this embodiment, each first terminal 200 and second terminal 300 are electrically connected to the electrical connector plug 20, so the universal serial port USB3.0 function is activated (if only the second terminal 300 is electrically connected to the electrical connector plug 20 , then start the Universal Serial Port USB2.0 function).

In step h, if the electrical connector plug 20 is pulled out from the electrical connector receptacle 10 to disengage from the detection terminal 400 , the driving circuit will be disconnected, and then step i is executed.

In step i, continue step h, when the driving circuit is disconnected, the driving circuit will control the circuit board 30 to stop the power supply of the electrical connector socket 10, and the electrical connector socket 10 and the electrical connector plug 20 will be disconnected, so the universal serial port 3.0 function That is, it is closed, and returns to the initial state, the driving circuit is disconnected, and the electrical connector socket 10 and the electrical connector plug 20 are disconnected.

Through the detection method of the electrical connector socket of the present invention, the plugging state of the electrical connector socket and the electrical connector plug can be detected, and the universal serial port function is activated only after confirming that the electrical connector socket and the electrical connector plug are properly inserted and positioned. It effectively prevents non-corresponding terminals from false contact and conduction, and overcomes the shortcomings of the prior art.

Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding Changes and deformations should belong to the scope of protection of the appended claims of the present invention.

Claims (10)

1. an electric connector socket is to be applied to be arranged at an electronic installation to connect a corresponding electrical connector plug, it is characterized in that this electric connector socket comprises:

One insulating body comprises a base and a tongue piece, the flat board that this tongue piece extends from this base, and this tongue piece comprises a faying surface;

A plurality of the first terminals, part is embedded in this insulating body, and respectively this first terminal passes in this base and extends in this tongue piece, and respectively this first terminal comprises a conducting surface, and this conducting surface exposes and protrudes from this faying surface;

A plurality of second terminals, part is embedded in this insulating body, and this a plurality of second terminals close this faying surface of this a plurality of the first terminals, and it is interior and extend in this tongue piece that respectively this second terminal passes this base; And

One detection terminal, the part be embedded in this base and pass this base and with this tongue piece side by side.

2. electric connector socket according to claim 1, it is characterized in that, one first contact jaw that this first terminal comprises one first welding ends and extends from this first welding ends, this first welding ends passes from this base, in order to be welded in this electronic installation, this first contact jaw is positioned at this tongue piece, and this first contact jaw constitutes this conducting surface.

3. electric connector socket according to claim 2 is characterized in that, the thickness of this first contact jaw is thick and constitute this conducting surface than other positions of this first terminal.

4. electric connector socket according to claim 2 is characterized in that, 90 ° of twice of this first contact jaw bendings and constitute this conducting surface.

5. electric connector socket according to claim 2 is characterized in that, this first contact jaw reflexed and constitute this conducting surface.

6. the detection method of an electric connector socket is characterized in that, comprises step:

A., a electric connector socket with a detection terminal is provided;

B., a circuit board with a driving loop is provided, and this drives this circuit board of circuit controls to this electric connector socket power supply;

C., one electrical connector plug is provided;

D. this electric connector socket is electrically connected this circuit board, and this circuit board is not to this electric connector socket power supply;

E. this detection terminal is electrically connected this driving loop;

F. working as this electrical connector plug inserts this electric connector socket and touches this detection terminal;

G. subsequent steps f drives this driving loop, and this drives this circuit board of circuit controls to this electric connector socket power supply;

H. working as this electrical connector plug extracts this electric connector socket and breaks away from this detection terminal;

I. subsequent steps h, this driving loop disconnects and this circuit board is stopped this electric connector socket power supply.

7. the detection method of electric connector socket according to claim 6, it is characterized in that, this electric connector socket among the step a comprises a plurality of the first terminals and a plurality of second terminal, and these a plurality of the first terminals and these a plurality of second terminals are welded in this circuit board and make this electric connector socket connect this circuit board in steps d.

8. the detection method of electric connector socket according to claim 6 is characterized in that, these a plurality of the first terminals are the generic serial port of USB3.0 specification, the generic serial port that these a plurality of second terminals are the USB2.0 specification.

9. the detection method of electric connector socket according to claim 8, it is characterized in that, when this electrical connector plug inserts this electric connector socket among the step c, these a plurality of second terminals and this detection terminal are touched this electrical connector plug, and this circuit board is to two power supplies wherein of these a plurality of second terminals in step f.

10. the detection method of electric connector socket according to claim 8, it is characterized in that, when this electrical connector plug inserts this electric connector socket among the step c, these a plurality of the first terminals, these a plurality of second terminals and this detection terminal are touched this electrical connector plug, and this circuit board is to two power supplies wherein of these a plurality of second terminals in step f.

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