TWI645625B - High frequency electronic connector - Google Patents

Abstract

A high-frequency electronic connector is composed of a first connector and a second connector, the first connector is provided with a first body and at least one first terminal, the first body has the first terminal, and the first terminal The second connector is provided with a second body and at least one second terminal. The second body has the second terminal and is inserted into the first body. And the front end surface of the first terminal is disposed on a slope or a curved surface, and the front end surface of the second terminal is disposed at least at least one inclined surface or at least one curved surface to increase the first terminal and the first end The contact area between the two terminals improves the transmission stability of the high frequency signal.

Description

High frequency electronic connector

This creation belongs to the technical field of electronic connectors, in particular to a high-frequency electronic connector for improving the transmission integrity and continuity of high-frequency electronic signals by increasing the contact area between male and female terminals to ensure signal quality. Stability.

In response to the trend toward thinner mobile devices such as smart phones, tablets and notebooks, all kinds of related electronic components are moving in the direction of lightness and high efficiency. At the same time, in recent years, with the demand for high-speed signals for electronic products, especially the number of connecting terminals required for mobile devices and other audio-visual and entertainment electronic products has been increasing and limited to a small volume, the electromagnetic crosstalk effect has become more serious. In the case of the high frequency circuit design and electromagnetic wave protection effect is increasingly important. This is because the electronic signal is transmitted through the current flowing between the two terminals, and according to the current magnetic effect of Oersted, the terminal will be affected by the flow of the current therein to generate a magnetic field on the outside, so the overall volume of the connector When the size is reduced, the distance between the terminals becomes relatively small, and electromagnetic interference (EMI) between the terminals is generated, which affects signal accuracy and transmission efficiency.

In order to solve the above problems, the prior art is not difficult to see the technical means for improving the transmission quality of high-frequency signals by improving the joint structure. However, this method often complicates the overall structure of the connector and is not conducive to the production process, especially in the docking terminal. In the case of extremely small, it is more common to cause damage to parts during assembly and increase production costs. In view of this, how to improve the transmission stability of high-frequency signals and reduce the assembly failure rate under the premise of uncomplicated connector joint design is the subject of the creative research.

In view of the problems of the prior art, the purpose of the present invention is to provide a high-frequency electronic connector which increases the contact area of the male-female terminal in the connector to achieve good high-frequency characteristics and reduce bonding errors.

According to the purpose of the present invention, the high-frequency electronic connector is composed of a first connector and a second connector. The first connector is provided with a first body and at least one first terminal, and the first body has the first connector a terminal, wherein the second terminal is provided with a second body and at least one second terminal, the second body has the second terminal and is inserted into the first body, wherein the front end surface of the first terminal is The front end surface of the second terminal is provided with at least one inclined surface or at least one curved surface to increase the contact area between the first terminal and the second terminal to enhance the high frequency signal. Transmission stability.

The high frequency electronic connector is plugged into a motherboard having a plurality of contacts to electrically connect the external electronic component to the external motherboard. The electronic component is electrically connected to the high frequency electronic connector by using the contacts on the motherboard, or the electronic component is electrically connected to the connector by using at least one external connection cable. Frequency electronic connector. At least one of the first terminal and the second terminal is resilient, such that at least one of the first terminal and the second terminal utilizes elastic absorption when the first connector is inserted into the second connector The instantaneous stress of the joint improves the overall reliability, and the second body is in fixed contact or elastic contact with the first body to be assembled. The first terminal and the front end surface of the second terminal respectively have an oblique contact surface with an angle of 18 to 45 degrees with a horizontal plane, and the first terminal is opposite to the second terminal. Alternatively, the front end surface of the first terminal may be convexly curved, and the front end surface of the second terminal is concavely curved to correspond to the front end surface of the first terminal. In an embodiment, the front end surface of the first terminal is convexly curved, and the front end of the second terminal is connected to the inclined surface of the plurality of types, and the inclined surfaces of the opposite inclination are oppositely arranged to form a plurality of angular vertebrae. With a plurality of grooves. Or, the front end surface of the first terminal is convexly curved, and the front end of the second terminal is connected to the convex arc surface of the plurality of types.

And the first body and the second body are made of polymer or conductive material. In order to enhance the ability to resist electromagnetic interference. The second body has at least one or more holes, and the holes are filled with a polymer or air.

In summary, the present invention succinctly increases the contact area between the front end surface of the first terminal and the front end surface of the second terminal, and simultaneously relaxes the first joint and the first by utilizing the elasticity of the first terminal. The instantaneous stress when the joint is joined, so that the high-frequency electronic connector can increase the number of insertions and removals between the joints, improve the overall reliability and the high-stability high-frequency signal, in addition to good high-frequency characteristics and low joint errors. Advantages of transmission quality.

2‧‧‧High frequency electronic connector

20‧‧‧First joint

200‧‧‧ first ontology

2000‧‧‧ first hole

201‧‧‧First terminal

202‧‧‧Spring body

21‧‧‧Second joint

210‧‧‧Second ontology

2100‧‧‧Second hole

211‧‧‧second terminal

22‧‧‧Shielding film

23‧‧‧ High polymer

3‧‧‧ motherboard

30‧‧‧Contacts

4‧‧‧Electronic components

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is an exploded perspective view of one embodiment of the preferred embodiment of the present invention.

Figure 2 is an experimental waveform diagram of an embodiment of the preferred embodiment of the present invention.

Figure 3 is a schematic view of a terminal of a second embodiment of the preferred embodiment of the present invention.

Figure 4 is an exploded perspective view of a third embodiment of the preferred embodiment of the present invention.

Figure 5 is an experimental waveform diagram (1) of a third embodiment of the preferred embodiment of the present invention.

Figure 6 is an experimental waveform diagram (2) of the third embodiment of the preferred embodiment of the present invention.

Figure 7 is a schematic illustration of three embodiments of the preferred embodiment of the present invention.

Figure 8 is a schematic view of a terminal of a fourth embodiment of the preferred embodiment of the present invention.

Figure 9 is a partial cross-sectional view showing a fourth embodiment of the preferred embodiment of the present invention.

In order for your review board to have a clear understanding of the contents of the present invention, please refer to the following description for matching drawings.

Please refer to FIGS. 1 and 2, which are respectively an exploded schematic view and an experimental waveform diagram of an embodiment of the preferred embodiment of the present invention. As shown in the figure, the high-frequency electronic connector 2 is composed of a first connector 20 and a second connector 21, and the first connector 20 is provided with a first body 200 and at least a first terminal 201. The second connector 21 is provided with a second body 210 and at least one second terminal 211. The first body 200 defines the first terminal 201, and the second body 210 is configured to be inserted into the first terminal The second terminal 211 is built in the first body 200, and the first terminal 201 and the second terminal 211 respectively have a signal terminal for transmitting signals and a ground terminal. The front end surface of the first terminal 201 has a sloped surface, and the front end surface of the second terminal 211 is also disposed with a sloped surface corresponding to the front end surface of the first terminal 201, and the slopes of the two terminals are respectively between the horizontal surface and the horizontal surface. The oblique contact surface of the 45-degree angle increases the contact area between the first terminal 201 and the second terminal 211 to improve the transmission stability of the high-frequency signal, and achieves good high-frequency characteristics.

The front end surface of the first terminal 201 may also be disposed in a curved surface, and the front end surface of the second terminal 211 is disposed on a curved surface. For example, as shown in FIG. 3, the front end of the first terminal 201 is The surface of the second terminal 211 may be convexly curved, and the front end surface of the second terminal 211 is concavely curved to correspond to the front end surface of the first terminal 201 to increase the contact area between the two terminals. Moreover, at least one of the first terminal 201 and the second terminal 211 has elasticity, so that when the first connector 20 is inserted into the second connector 21, the first terminal 201 and the second terminal 211 are At least one of them utilizes the elastic stress to absorb the instantaneous stress of the joint to enhance overall reliability. In addition, the first body 200 and the second body 210 are respectively elastic, so that when the first connector 20 is inserted into the second connector 21, the second body 210 and the first body 200 are transparent. The state of the fixed contact or the elastic contact is inserted and assembled with each other to improve the tightness and is not easily damaged, thereby contributing to the improvement of the anti-electromagnetic interference effect.

Please refer to FIG. 4 to FIG. 7 , which are respectively an exploded perspective view of three embodiments of the preferred embodiment of the present invention, and various experimental waveform diagrams and schematic diagrams. As shown in the figure, the high-frequency electronic connector 2 is composed of a first connector 20 and a second connector 21, and the first connector 20 is provided with a first body 200 and at least a first terminal 201. The second connector 21 is provided with a second body 210 and at least a second terminal 211, and the first body 200 and the second body 210 are made of a polymer, a conductive material or other conductive elements to enhance the anti-electromagnetic interference capability. The first body 200 has a combined structure and has at least one first hole 2000. The first hole 2000 is disposed with a shielding film 22 and the first terminal 201, and the shielding film 22 and the first terminal 201 can be filled. There is a high molecular polymer 23 or air. The second body 210 is configured to be inserted into the first body 200, and may have at least one second hole 2100. The second hole 2100 is provided with the shielding film 22 and In the second terminal 211, the shielding film 22 and the second terminal 211 are filled with the polymer 23 or air. Each of the first terminal 201 and the second terminal 211 has a signal terminal for transmitting a signal and a ground terminal.

The front end surface of the first terminal 201 has a curved surface, and the front end surface of the second terminal 211 is disposed at least in a curved surface. For example, when the front end surface of the first terminal 201 is convexly curved, the first end The front end of the two terminals 211 can be provided with a plurality of inclined faces of the plurality of types, and the inclined faces of the opposite inclined faces are oppositely arranged to form a plurality of corners and a plurality of grooves. In this way, when the two terminals are joined, the convex arc surface of the first terminal 201 can scrape off the surface oxide layer by using the sharp corner of the isosceles, and increase the contact between the first terminal 201 and the second terminal 211. The area improves the transmission stability of high-frequency signals and achieves good high-frequency characteristics.

Moreover, the high frequency electronic connector 3 can be directly connected to the motherboard 3 having a plurality of contacts 30, and can be directly mounted on the motherboard 3 at the time of shipment, and the contacts are directly mounted on the motherboard 3 30 can be plugged into at least one electronic component 4 such as a PCI, a memory socket, a north-south bridge, a motherboard power socket, a processor power socket or a SATA socket, so that the high-frequency electronic connector 3 is electrically connected through the motherboard 3 The electronic component 4 externally. Of course, the electronic component 4 can be electrically connected to the high-frequency electronic connector 3 and connected to each other to form a circuit. The electronic component 4 can also pass through at least one external connection line ( The contacts 30 are plugged into the contacts and electrically connected to the high frequency electronic connector 2.

In addition, as shown in FIG. 8 , the front end surface of the first terminal 201 is disposed on a convex curved surface, and the front end of the second terminal 211 is connected to the convex arc surface of the plurality of types. Thus, the second terminal 211 The front end resembles a plurality of hemispheres or presents a wavy surface. Moreover, as shown in FIG. 9, at least one elastic body 202 such as a spring may be disposed in the first joint 20 to make the first terminal 201 elastic, and when the first joint 20 is inserted into the second joint 21 The first terminal 201 enhances the overall reliability by utilizing the instantaneous stress of the elastic absorption joint. Of course, the elastic body 202 is not limited to the first terminal 201, and may be annularly disposed at the second terminal 211 to make the second terminal 211 have joint elasticity.

The above description is only illustrative of preferred embodiments and not limiting. any Equivalent modifications or variations of the present invention are intended to be included within the scope of the appended claims.

Claims (6)

A high-frequency electronic connector is composed of a first connector and a second connector, the first connector is provided with a first body and at least one first terminal, the first body has the first terminal, and the first terminal The second connector is provided with a second body and at least one second terminal, and the second body has the second terminal and is inserted into the first body, wherein the front end surface of the first terminal has a slope or a curved surface is disposed, and the front end surface of the second terminal is disposed at least one inclined surface or at least one curved surface, and the front end surface of the first terminal is convexly curved, and the front end of the second terminal is connected to the ring The complex type of inclined surface and the reverse inclined inclined surface are oppositely arranged to form a plurality of angular vertebras and a plurality of concave grooves to increase the contact area between the first terminal and the second terminal to improve the transmission stability of the high frequency signal degree. The high frequency electronic connector of claim 1, wherein the high frequency electronic connector is plugged into a motherboard having a plurality of contacts for electrically connecting at least one of the external electronic components through the motherboard element. The high frequency electronic connector of claim 2, wherein the electronic component is electrically connected to the high frequency electronic connector by plugging the contacts on the motherboard, or the electronic component is utilized. At least one external connection line is plugged into the contacts to electrically connect the high frequency electronic connector. The high frequency electronic connector of claim 3, wherein at least one of the first terminal and the second terminal is resilient, such that when the first connector is inserted into the second connector, At least one of the first terminal and the second terminal utilizes an instantaneous stress of elastic absorption engagement to enhance overall reliability, and the second body is in fixed contact or elastic contact with the first body to be assembled. The high frequency electronic connector of any one of claims 1 to 4, wherein the first body and the second system are made of a polymer or a conductive material to enhance electromagnetic interference resistance. The high frequency electronic connector of claim 5, wherein the second system has At least one or more holes, and the holes are filled with a polymer or air.