TWI556521B - Electrical connector - Google Patents

Description

Electrical connector

The invention provides an electrical connector, in particular to a transmission conductor set which is staggered up and down, and an integrally formed partition portion, an annular waist belt and a frame portion, which can realize bidirectional positive and negative insertion and can effectively suppress EMI. And electrical connectors such as RFI.

According to the prosperity of the electronics industry, almost all electronic products have the need for connectors, and the universal serial bus with the highest usage rate on the market is the connector standard interface specification established by the association. This specification is on the market. Most popular users, therefore, there are many improvements derived from this type of connector, the simplest and most convenient improvement is the two-way plug of the connector. Due to the docking of the connector male socket, there is a fixed direction, and the user often inverts the connector due to many factors such as negligence during operation, and the result of the accident is that the connector pin is damaged. , then the electronic equipment short-circuit reimbursement. Therefore, the manufacturer has developed such a connector that can be inserted in both directions, which is a convenient and practical improvement.

However, the above improvements are limited to the specifications of USB2.0, and the technology is changing with each passing day. It can be said that every day, USB2.0, USB3.0, Type-A, Type-B, etc., regardless of the transmission speed. The improvement or the improvement of hardware specifications must evolve with the changes of the times. Unfortunately, the above two-way connector is only suitable for USB2.0, and it is not suitable for more advanced connectors.

Therefore, how to solve the above problems and disadvantages of the conventional two-way plug connector is the direction in which the inventors of the present invention and related manufacturers engaged in the industry desire to study and improve.

Therefore, the inventors of the present invention have collected the relevant materials in view of the above-mentioned shortcomings, and through multi-party evaluation and consideration, and through years of experience accumulated in the industry, through continuous trial and modification, the design of such a process is simple and convenient to use. The invention patent of an electrical connector with strong structure and low interference.

The main object of the present invention is to realize the forward and reverse insertion of the connector by using the contact portions of the transmission conductor sets arranged in a double row, and to utilize the transfer portion of the single-row solderless transmission conductor set to improve the convenience of the process. The shielding case, the inclined cover portion, the partition portion, the annular waist belt and the frame portion are further reduced to cause problems such as electromagnetic interference and radio frequency interference.

To achieve the above object, the main structure of the present invention is a transmission conductor set including a plurality of high frequency differential signal transmission conductor pairs, a plurality of power transmission conductor pairs, and a plurality of low frequency signal transmission conductors, and defining a plurality of upper and lower interlaces at one end of the transmission conductor group Arranging the contact portions, and defining at least four sets of the interpositions arranged side by side at the ends of the transmission conductor group facing away from the respective contact portions, and providing a member such as a partition portion and an annular waist belt; In the manufacture of the present invention, the contact portion is arranged in a staggered arrangement on the upper and lower sides of the partition portion, and the end of the transmission conductor facing away from the contact portion is a single row of solderless elastic adapter portion and is transparent. The structural arrangement of the annular belt stable adapting portion enables the present invention to have the function of being able to be inserted and reversed, and the interference between the upper and lower rows of terminals can be reduced, and the conductor pair and the power transmission conductor pair are transmitted by the high frequency differential signal. The proper configuration of the low frequency signal transmission conductors provides different specifications for USB use.

With the above technology, the terminal existing in the conventional two-way plug connector can still be broken by the problem of welding processing, high process difficulty, high noise interference and insufficient application range of the connector, thereby achieving the above advantages. Practical and progressive.

1, 1b‧‧‧Transmission conductor set

11‧‧‧High frequency differential signal transmission conductor pair

12‧‧‧Power transmission conductor pair

13‧‧‧Low-frequency signal transmission conductor

2, 2a, 2b‧‧‧ Shielding shell

21‧‧‧ soldering feet

22a‧‧‧Corrugated part

23b‧‧‧About the insert

231b‧‧‧Circular rubber sleeve

24‧‧‧Insulating colloid

241‧‧‧镂空部

3, 3b‧‧‧Contacts

31, 31b‧‧‧Parts Department

32, 32b‧‧‧Depression

33, 33b‧‧‧Ring belt

34b‧‧‧Flexible contact feet

4, 4a‧‧‧Transfer Department

5, 5b‧‧‧ frame body

The first figure is a perspective view of a preferred embodiment of the invention.

The second drawing is a perspective view of the internal structure of the preferred embodiment of the present invention.

The third drawing is a plan view of the internal structure of the preferred embodiment of the present invention.

The fourth figure is a transmission conductor arrangement diagram (1) of the preferred embodiment of the present invention.

Figure 5 is a diagram showing the transmission conductor arrangement (2) of the preferred embodiment of the present invention.

Figure 6 is a perspective perspective view of another embodiment of the present invention.

Figure 7 is a perspective view (I) of still another embodiment of the present invention.

The eighth figure is a perspective view (2) of still another embodiment of the present invention.

Figure 9 is a perspective view showing the internal structure of still another embodiment of the present invention.

The tenth figure is a use state diagram of still another embodiment of the present invention.

In order to achieve the above objects and effects, the technical means and the structure of the present invention will be described in detail with reference to the preferred embodiments of the present invention.

Please refer to the first, third and fourth figures, which are perspective views of the preferred embodiment of the present invention, a top view of the internal structure and a transmission conductor arrangement diagram (1). The electricity of the present invention can be clearly seen from the figure. The connector is a female connector, comprising: at least one transmission conductor set 1 comprising a plurality of high frequency differential signal transmission conductor pairs 11 disposed on opposite sides of the high frequency differential signal transmission conductor pair 11 a power transmission conductor pair 12, and a plurality of low frequency signal transmission conductors 13 located at the center of the pair of high frequency differential signal transmission conductors 11; a shielding housing 2 for housing the transmission conductor group 1, and both sides of the shielding housing 2 Each has a plug-in soldering leg 21; an insulating colloid 24 disposed on the transmitting conductor set 1, and the insulating colloid 24 has at least one hollow portion 241 for adjusting the impedance; the plurality is defined in the transmitting conductor set 1 a contact portion 3 which is arranged in a staggered manner at one end, and a partition portion 31 for isolating signals is disposed in the middle of the contact portion 3, and at least one recess portion for grounding and snapping is respectively provided on both sides of the partition portion 31 32, and the contact portion 3 An annular waistband 33 is provided, the annular waistband 33 is electrically connected to the shielding shell 2 and is reinforced to fix the contact portion 3; and a boundary is defined at the end of the transmission conductor set 1 facing away from each of the contact portions 3 and The adapter portion 4 is arranged in a group of at least four, and the adapter portion 4 is transferred to a printed circuit board (PCB) or a black gel-like package body in a solderless elastic state ( On the chip On Board (COB), a ring body portion 5 for grounding is provided on the side of the adapter portion 4.

Please refer to the first to fifth figures, which are perspective views, internal structure perspective view, internal structure top view, transmission conductor arrangement diagram (1) and transmission conductor arrangement diagram (2). First, it can be clearly seen from the first figure that the transmission conductor set 1 and the insulating colloid 24 are all housed in the shield case 2, and the shield case 2 is exposed at the opening of the front end for insertion and exposing the contact portion 3 and the rear end. Outside the adapter portion 4, the other portions are completely sealed to enhance the internal and external noise isolation. The shield housing 2 has a plug-in soldering leg 21 on both sides, and is disposed on the side of the adapter portion 4 The frame body portion 5 is formed by soldering and fixing the electrical connector to the printed circuit board (PCB) or the chip on board (COB) through the soldering leg 21 and the frame portion 5. Printed circuit base The board is taken as an example; then, referring to the second and third figures, a partition portion 31 is disposed in the middle of the contact portion 3 which is staggered up and down. Since the high-frequency signal is present in the transmission conductor group 1, the upper and lower portions are separated by the partition portion 31. The row of terminals are spaced apart to reduce the problem of EMI and RFI, and the two sides of the partition portion 31 have recessed portions 32 for the male plug to be clamped, and the annular belt 33 is matched to position the terminals of the transmission conductor set 1. The relationship is more stable, and the long strip-shaped soldering portion of the frame portion 5 is grounded to the circuit board to indirectly improve the noise isolation effect and the structural strength. In addition, the insulating colloid 24 has at least one hollow portion 241, which is more conventional than the conventional one. The effect of adjusting the impedance; please refer to the fourth and fifth figures. As can be more clearly seen from the figure, the partition portion 31, the annular waist belt 33 and the frame portion 5 are integrally formed, so that the contact portions are staggered up and down. The isolation effect of 3 EMI and RFI noise is even more certain. As for the configuration of the transmission conductor set 1, in the present embodiment, two high-frequency differential signal transmission conductor pairs 11 on both sides, and power transmission conductor pairs 12 are disposed on both sides of each high-frequency differential signal transmission conductor pair 11, The width of the power transmission conductor pair 12 is greater than the high frequency differential signal transmission conductor pair 11 to increase the load for a large current, and the plurality of low frequency signal transmission conductors 13 are disposed at the center and at the low frequency signal transmission conductor 13. Control signal transmission conductors or data transmission conductors are arranged on both sides. This configuration conforms to the specification of USB3.1 Type C. However, the present invention can be configured differently according to different connector specifications, and has wider application, so only one of the configurations is adopted. The embodiment is not limited thereby.

Please also refer to the sixth embodiment, which is a perspective view of another embodiment of the present invention. As is clear from the figure, the embodiment has a side for suppressing electromagnetic interference on one side of the adapter portion 4a ( Electromagnetic Interference (EMI) or Radio Frequency Interference (RFI), and is a shielded housing 2a of a beveled cover, and defines a beveled portion 22a integrally formed with the shielded housing 2a, whereby The isolation portion 4a in the electrical connector is isolated from the outside to achieve the purpose of reducing noise interference, and also has a structure that is integrally formed, and does not increase the trouble of the process.

Referring to FIG. 7 to FIG. 10 again, it is a perspective view (1), a perspective view (2), an internal structure perspective view and a use state diagram of still another embodiment of the present invention, as can be clearly seen from the figure. In this embodiment, the configuration method of the transmission conductor group 1b of the above embodiment is applied and applied to the male connector, wherein the portion of the shield case 2b, as shown in the seventh figure, the rear end of the shield case 2b In the embodiment, the wire end is taken as an example, and one end of the shield case 2b inserted into the female connector is defined as the opposite insertion portion 23b, as shown in the eighth figure. In this way, the width of the pair of insertion portions 23b is smaller than the width of the shield case 2b, and an annular rubber sleeve 231b is provided at the opening of the shield case 2b, and the annular rubber sleeve 231b has the effect of increasing the degree of airtightness. As for the difference in internal structure, As shown in the ninth figure, first, the contact portions 3b defined at one end of the transmission conductor group 1b are changed to an elastically staggered arrangement, and have elastic contact legs 34b on both sides of the transmission conductor group 1b, respectively. When the male seat is butted, the leg 34b is fastened to the recess 32b of the female connector, and it can be clearly seen in the figure that the elastic contact leg 34b on both sides of the transmission conductor group 1b and the middle of the contact portion 3b are separated. The plate portion 31b and the frame portion 5b provided on the side of the adapter portion are integrally formed, and thus have the characteristics of reducing EMI and RFI and reducing the difficulty of the process as in the foregoing embodiment. Finally, please refer to the tenth figure, which is a state diagram of the use when the male socket is docked, and the state in which the elastic contact leg 34b is buckled in the recess 32b is clearly seen, thereby the frame from the connector male The body portion 5b, the partition portion 31b, and the elastic contact leg 34b are in a state in which the partition portion 31b, the annular waist belt 33b, and the frame portion 5b of the connector base are electrically connected to each other, and have the effect of improving the isolation noise. .

However, the above description is only for the preferred embodiment of the present invention, and thus the scope of the present invention is not limited thereto, so that the simple modification and equivalent structural changes that are made by using the specification and the contents of the present invention should be the same. It is included in the scope of the patent of the present invention and is combined with Chen Ming.

In summary, the electrical connector of the present invention can achieve its efficacy and purpose when it is used. Therefore, the present invention is an invention with excellent practicability, and is an application for conforming to the invention patent, and submits an application according to law. The trial committee will grant the invention as soon as possible to protect the inventor's hard work. If there is any doubt in the trial committee, please do not hesitate to give instructions, the inventor will try his best to cooperate and feel punished.

24‧‧‧Insulating colloid

241‧‧‧镂空部

3‧‧‧Contacts

31‧‧‧Parts

33‧‧‧Ring belt

5‧‧‧ Frame Department

Claims (20)

An electrical connector, comprising: at least one transmission conductor set, the transmission conductor set comprising a plurality of high frequency differential signal transmission conductor pairs, a pair of power transmission conductors respectively disposed on opposite sides of the high frequency differential signal transmission conductors, And a plurality of low-frequency signal transmission conductors located at a center of the pair of high-frequency differential signal transmission conductors; a plurality of contact portions defined at one end of the transmission conductor group and staggered up and down, and a spacer portion for isolating signals is disposed in the contact portion; And an adapter portion defined at the end of the transmission conductor group facing away from each of the contact portions and arranged side by side in at least four groups, and a side of the adapter portion is provided with a frame portion for grounding. The electrical connector of claim 1, wherein each of the two sides of the partition has at least one recess for grounding and snapping. The electrical connector of claim 1, wherein the frame portion is soldered to the circuit substrate to be grounded. The electrical connector of claim 1, wherein the transmission conductor set is housed in a shielded housing, and each of the shielded housings has a plug-in soldering leg on each side. The electrical connector of claim 1, wherein the adapter has a shielded housing on one side for suppressing electromagnetic interference or radio frequency interference and in a beveled manner. The electrical connector of claim 1, wherein the adapter is transferred to a printed circuit board (PCB) or a chip on board (COB). The electrical connector of claim 1, wherein the power transmission conductor pair has a width greater than a width of the high frequency differential signal transmission conductor pair for supplying a large current. The electrical connector of claim 1, wherein the transmission conductor set is provided with an insulating colloid, and the insulating colloid has at least one hollow portion for adjusting impedance. The electrical connector of claim 1, wherein the adapter portion is of a solderless elastic shape. The electrical connector of any one of claims 4 or 5, wherein the shielded housing is in the form of a wire end or a package. The electrical connector of claim 4, wherein one side of the shielding housing defines a pair of insertion portions, the opposite insertion portion having a width smaller than a width of the shielding housing. The electrical connector of claim 1, wherein the transmission conductor set is housed in a The shielding case has a diagonal cover portion for suppressing electromagnetic interference or radio frequency interference on the side of the shielding portion, and the shielding case is integrally formed with the inclined cover portion. An electrical connector is a male connector, which mainly includes: at least one transmission conductor set, the transmission conductor set includes a plurality of high frequency differential signal transmission conductor pairs, and one pair of the high frequency differential signal transmission conductor pairs respectively a pair of power transmission conductors on the side, and a plurality of low frequency signal transmission conductors located at a center of the pair of high frequency differential signal transmission conductors; a plurality of contacts defined at one end of the transmission conductor group and arranged in an elastically up and down staggered manner, the middle portions of the contacts a partition portion for providing an isolation signal; and a transition portion defined at the end of the transmission conductor group facing away from each of the contact portions and arranged side by side in at least four groups, the side of the adapter portion is looped A frame body for grounding is provided. The electrical connector of claim 13, wherein each of the two sides of the transmission conductor set has a resilient contact leg that is mated with the female connector. The electrical connector of claim 14, wherein the partition portion and the frame portion are integrally formed. The electrical connector of claim 13, wherein the transmission conductor set is housed in a shielding case, and an annular rubber sleeve for increasing the degree of sealing is disposed at the opening of the shielding case. An electrical connector is a female connector, which mainly includes: at least one transmission conductor set, the transmission conductor set includes a plurality of high frequency differential signal transmission conductor pairs, and one pair of the high frequency differential signal transmission conductor pairs respectively a power transmission conductor pair on the side, and a plurality of low frequency signal transmission conductors located at a center of the pair of high frequency differential signal transmission conductors; a plurality of contact portions defined at one end of the transmission conductor group and staggered in a plate shape, and the contact portion is disposed in the middle a partition portion for the isolation signal; and an adapter portion defined at the end of the transmission conductor group facing away from each of the contact portions and arranged side by side in at least four groups, the side of the adapter portion is ring-shaped There is a frame body for grounding. The electrical connector of claim 17, wherein the transmission conductor assembly is housed in a shielding housing, and the contact portion is provided with an annular waistband, and the annular waistband is electrically connected to the shielding housing. And it is possible to strengthen and fix the contact. The electrical connector of claim 18, wherein each of the two sides of the partition has at least one recess for grounding and snapping. The electrical connector of claim 19, wherein the shield case, the spacer portion, the annular waistband, and the frame portion are integrally formed.