CN105846204B - electrical connector - Google Patents

Abstract

The present invention relates to an electrical connector, which includes an insulating seat, an insulating slider, an elastic element, a conductive terminal and an electrode; the insulating seat is provided with a connection hole and a slide groove connected to the connection hole is formed in the insulating seat; the insulating slider is accommodated in the slide groove and can move along the slide groove; the elastic element is accommodated in the slide groove, the elastic element is accommodated in the corresponding slide groove and pushes against one end of the slide groove and the insulating slider, and the insulating slider abuts against the other end of the slide groove; the conductive terminal is arranged on the insulating slider, one end of the conductive terminal is inserted into the connection hole and an elastic arm is formed at the other end of the conductive terminal; the electrode is arranged in the insulating seat, and the electrode contacts the elastic arm and electrically connects the conductive terminal. The electrical connector provided by the present invention has electrodes arranged on a circuit board, so it can be suitable for transmitting high-frequency signals, and the electrode assembly can be completed by simply inserting the circuit board into the slot of the insulating seat.

Description

electrical connector

technical field

The invention relates to a single-pin spring connector, in particular to a single-pin spring electrical connector suitable for transmitting high-frequency signals and easy to assemble electrodes.

Background technique

The single-pin spring connector (Pogo pin) is a common connector form on the market. It is generally provided with a chute in a plastic seat, and a probe is pierced in the chute. The probe can move along the chute and slide. A spring is also pierced in the slot, and the spring abuts against the inner wall of the probe and the slide slot respectively. When the connector is inserted into another corresponding connector, the probe will be pushed by the corresponding connector, and the probe will be in close contact with it by the elastic force of the spring. When the corresponding connector is removed, the probe will be pushed back by the elastic force of the spring.

In the known single-pin spring connector, a plurality of shrapnel electrodes are provided in the plastic seat corresponding to the aforementioned probes, and each shrapnel electrode abuts against the corresponding probe and is electrically connected thereto. The single-pin spring connector is generally welded on a circuit board, and the spring electrodes respectively extend through the plastic seat and are welded to the circuit board, so the probes can be electrically connected to the circuit board through the spring electrodes. When manufacturing and assembling the known single-pin spring connector, it is necessary to assemble the shrapnel electrodes into the plastic seat one by one, which is quite time-consuming.

Contents of the invention

In view of this, the object of the present invention is to provide a single-pin spring-type electrical connector suitable for transmitting high-frequency signals and easy to assemble electrodes.

In order to achieve the above object, the present invention provides an electrical connector, comprising:

An insulating seat, which is provided with a connecting hole, and a slide groove communicating with the connecting hole is formed in the insulating seat;

at least one insulating slider accommodated in the chute and capable of moving along the chute;

At least one elastic element is accommodated in the chute, the elastic element pushes against one end of the chute and the insulating slider, and the insulating slider abuts against the other end of the chute;

At least one conductive terminal is arranged on the insulating slider, one end of the conductive terminal is inserted into the connection hole, and the other end of the conductive terminal is formed with an elastic arm; and

An electrode is arranged in the insulating seat, the electrode contacts the elastic arm and is electrically connected to the conductive terminal.

Preferably, the electrical connector further includes a circuit board, the insulating seat is provided with a slot communicating with the chute, the circuit board is inserted into the slot, and the electrodes are arranged on the circuit board .

Preferably, one end of the chute is provided with an insulating cover for the elastic element to abut against, and the other end of the chute communicates with the connecting hole.

Preferably, the conductive terminal is arranged in parallel with the electrode.

Preferably, there is a pair of connection holes and a pair of chute slots, the pair of chute slots are arranged in parallel and each of the chute slots communicates with the corresponding connection holes, the slots are arranged between the pair of chute slots and respectively Each of the sliding slots is connected, the electrodes are a pair, and the pair of electrodes are oppositely arranged on two surfaces of the circuit board.

Preferably, the conductive terminal is embedded in the insulating slider, and the two ends of the conductive terminal respectively protrude from the insulating slider.

Preferably, the elastic element is a spring.

Preferably, the conductive terminal retracts from the connection hole into the sliding groove.

Preferably, the insulating slider defines an actuating slot, and the elastic arm is accommodated in the actuating slot and protrudes from the actuating slot.

Preferably, the outer surface of the insulating seat is covered with a metal shell.

The electrical connector provided by the present invention has its electrodes arranged on the circuit board, so it is suitable for transmitting high-frequency signals, and the electrode assembly can be completed only by inserting the circuit board into the slot of the insulating seat.

Description of drawings

FIG. 1 is a schematic perspective view of an electrical connector according to a preferred embodiment of the present invention;

FIG. 2 is an exploded perspective view of an electrical connector according to a preferred embodiment of the present invention;

Fig. 3 is another perspective exploded schematic view of the electrical connector of the preferred embodiment of the present invention;

4 is a longitudinal sectional view of an electrical connector according to a preferred embodiment of the present invention;

5 is a schematic perspective view of an insulating slider and a conductive terminal in an electrical connector according to a preferred embodiment of the present invention;

FIG. 6 is a schematic diagram of a use state of the electrical connector according to a preferred embodiment of the present invention;

FIG. 7 is a schematic diagram of another usage state of the electrical connector according to the preferred embodiment of the present invention.

Main part name:

10-corresponding electrical connector; 100-insulation seat; 101-front side edge; 102-rear side edge; 110-metal shell;

120-connecting hole; 130-chute; 131-front port; 132-rear port; 133-side opening; 140-slot; 150-insulation cover;

200-insulation slider; 201-front end; 202-rear end; 203-action groove;

300 - elastic element;

400-conductive terminal; 410-elastic arm;

510-circuit board; 511-electrode; 512-electrode; 520-circuit board.

Detailed ways

The detailed description and technical content of the present invention will be described as follows with the accompanying drawings, but the accompanying drawings are only for illustration and not for limiting the present invention.

1 to 4, a preferred embodiment of the present invention provides an electrical connector, which includes an insulating seat 100, at least one insulating slider 200, at least one elastic element 300, at least one conductive terminal 400 and a circuit board 510. In this embodiment, there are multiple elastic elements 300 and conductive terminals 400 , and the numbers of elastic elements 300 and conductive terminals 400 correspond to each other.

The insulating seat 100 is preferably a flat seat made of plastic and thus forms a front side edge 101 and a rear side edge 102 opposite to the front side edge 101, and the outer surface of the insulating seat 100 is sheathed with a metal housing 110 . The front edge 101 of the insulating base 100 is provided with two connecting holes 120 arranged side by side, and a plurality of sliding grooves 130 are formed corresponding to the connecting holes 120 in the insulating base 100, and these sliding grooves 130 are parallel to each other and paired in pairs Arranged in two rows parallel to each other. Each chute 130 has a front port 131, a rear port 132 opposite to the front port 131, and a side opening 133. The front port 131 of the chute 130 communicates with the corresponding connecting hole 120, and the rear port 132 of the chute 130 is It is connected to the rear side edge 102 of the insulating base 100 , and a slot 140 is defined between each pair of two-row sliding slots 130 , and the slot 140 communicates with the side openings 133 of each pair of sliding slots 130 and is arranged oppositely. The rear side edge 102 of the insulating base 100 is provided with an insulating cover 150 to close the rear port 132 of the sliding groove 130 .

Referring to Figures 3 to 5, in this embodiment, each insulating slider 200 is a strip-shaped plastic block, and each insulating slider 200 is respectively installed in the corresponding slide groove 130 and can be The chute 130 moves. Each insulating slider 200 has a front end 201 and a rear end 202 opposite to the front end 201 , and a side surface of each insulating slider 200 defines an actuating groove 203 . The front end 201 of the insulating slider 200 is arranged toward the front port 131 of the chute 130, the rear end 202 of the insulating slider 200 is arranged toward the rear port 132 of the chute 130, and the actuating groove 203 is arranged correspondingly to the side opening 133 of the chute 130. The actuating grooves 203 of the two insulating sliders 200 disposed in each pair of sliding grooves 130 are arranged opposite to each other.

In this embodiment, each elastic element 300 is preferably a spring respectively, and each elastic element 300 is accommodated in the corresponding slide groove 130 respectively. One end of the elastic element 300 abuts against the insulating cover 150, and the other end of the elastic element 300 pushes against the rear end 202 of the insulating slider 200 so that the front end 201 of the insulating slider 200 abuts against the inside of the front port 131 of the chute 130. edge.

In this embodiment, the conductive terminal 400 is made by bending a long strip of metal sheet formed by stamping, so that an elastic arm 410 is integrally formed at one end of the conductive terminal 400 . The conductive terminal 400 is buried and fixed on the insulating slider 200. The elastic arm 410 of the conductive terminal 400 is accommodated in the actuating groove 203 of the insulating slider 200 and protrudes from the actuating groove 203. The other end of the conductive terminal 400 is self-insulating. The front end 201 of the block 200 protrudes and extends into the connection hole 120 .

The circuit board 510 is inserted into the slot 140 of the insulating base 100. In this embodiment, a plurality of electrodes 511 and 512 arranged in parallel are correspondingly arranged on two sides of the circuit board 510, and one side of the circuit board 510 The electrodes 511 on the circuit board 510 are correspondingly arranged with the corresponding electrodes 512 on the other surface of the circuit board 510 . When the circuit board 510 is inserted into the slot 140 , the electrodes 511 , 512 are respectively arranged in parallel with the corresponding conductive terminals 400 . Each electrode 511 , 512 respectively contacts the corresponding spring arm 410 and is electrically connected to the corresponding conductive terminal 400 .

Referring to FIG. 6 , the electrodes 511 and 512 on the circuit board 510 can also be electrically connected to another circuit board 520 according to the requirements of the circuit configuration, but the present invention is not limited thereto. 6 and 7, the electrical connector of the present invention is used to dock another corresponding electrical connector 10. When docking, the corresponding electrical connector 10 is inserted into the connection hole 120 to electrically connect each conductive terminal 400, and each The conductive terminals 400 can retract from the connecting holes 120 to the corresponding slide slots 130 .

In the electrical connector of the present invention, the elastic arm 410 extended by the conductive terminal 400 can directly transmit electrical signals to the electrodes 511 and 512, avoiding signal attenuation caused by too many passing conductive elements and too long paths And other problems, so it can be applied to the transmission of high-frequency signals. Furthermore, the conductive terminal 400 can be fixed on the insulating slider 200 while molding the insulating slider 200 by over-injection molding. The electrodes 511 , 512 are arranged on the circuit board 510 , so as long as the circuit board 510 is inserted into the slot 140 of the insulating base 100 , the assembly of the electrodes 511 , 512 can be completed. Therefore, the assembly of the electrical connector of the present invention is more convenient than the prior art.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of patent protection of the present invention. Other equivalent changes made by using the spirit of the patent of the present invention, etc., should also fall within the scope of patent protection of the present invention.

Claims (9)

1. An electrical connector, characterized in that it comprises: An insulating seat, which is provided with a connecting hole, and a slide groove communicating with the connecting hole is formed in the insulating seat; at least one insulating slider accommodated in the chute and capable of moving along the chute; At least one elastic element is accommodated in the chute, the elastic element pushes against one end of the chute and the insulating slider, and the insulating slider abuts against the other end of the chute; At least one conductive terminal is arranged on the insulating slider, one end of the conductive terminal is inserted into the connection hole, and the other end of the conductive terminal is formed with an elastic arm; and an electrode, which is arranged in the insulating seat, the electrode contacts the elastic arm and is electrically connected to the conductive terminal; One end of the chute is provided with an insulating cover for the elastic element to abut against, and the other end of the chute communicates with the connecting hole. 2. The electrical connector according to claim 1, further comprising a circuit board, the insulating seat is provided with a slot communicating with the chute, the circuit board is inserted into the slot, and the Electrodes are arranged on the circuit board. 3. The electrical connector as claimed in claim 1, wherein the conductive terminal is arranged in parallel with the electrode. 4. The electrical connector according to claim 2, wherein the connecting holes are a pair, the chute is a pair, the pair of chute are arranged in parallel, and each of the chute communicates with the corresponding connecting hole, the The slot is arranged between the pair of sliding grooves and communicates with the sliding grooves respectively, the electrodes are a pair and the pair of electrodes are oppositely arranged on two surfaces of the circuit board. 5. The electrical connector as claimed in claim 1, wherein the conductive terminal is embedded in the insulating slider, and two ends of the conductive terminal protrude from the insulating slider respectively. 6. The electrical connector as claimed in claim 1, wherein the elastic element is a spring. 7. The electrical connector as claimed in claim 1, wherein the conductive terminal retracts from the connecting hole into the sliding groove. 8 . The electrical connector as claimed in claim 1 , wherein the insulating slider defines an actuation slot, and the elastic arm is accommodated in the actuation slot and protrudes from the actuation slot. 9. The electrical connector as claimed in claim 1, wherein a metal shell is sheathed on the outer surface of the insulating seat.