TW201803230A - Structure of electrical connector and assembling method thereof capable of effectively restraining noise interference problem, and simply and quickly completing the assembling operation for the transmission conductor set and the cable component - Google Patents

Abstract

The present invention relates to a structure of electrical connector and its assembling method. The main structure comprises at least a transmission conductor set disposed on a circuit substrate to electrically connect at least a cable component, an insulating glue body, a shielding case slidably disposed on the insulating glue body, at least a pivot portion formed on the insulating glue body and a slant cover portion formed on one side of the shielding case. Accordingly, with the welding portion of the transmission conductor set, the insulating glue body is fastened on the circuit substrate, and the shielding case levelly slides to allow the slant cover portion to cover the welding portion. Next, by rotating the pivot portion, a plug-in space for being inserted by the cable component is produced, and finally the shielding case is closed to enable the propping portion to fix the cable component, thereby simply and quickly completing the assembling operation for the transmission conductor set and the cable component of the electrical connector.

Description

Structure of electric connector and its assembling method

The invention provides a structure of an electrical connector and an assembling method thereof, and more particularly, a structure and an assembling method of an electrical connector with simple structure, convenient assembly, and effective suppression of noise interference.

According to the flexible flat cable (FFC), it has been widely used in related electronic products because of the characteristics of the bending of electrical wires, and the ends of the flexible cable are usually provided with electrical connectors to facilitate their electrical insertion. Use it to achieve the purpose of electrical bending guide.

Although the flexible cable electrical connector can reach its connection and use, it still has its defects. For example, the flexible cable is a conductive circuit of the circuit board connected to the electrical connector by soldering, but the soldering area of the flexible cable and the circuit board is small, difficult to solder and easy to short circuit. Furthermore, the flexible cable is not subject to The positioning and support of other components, when the flexible cable is under tension, it is very easy to damage or even detach the soldering place of the flexible cable, leading to the failure of electrical connection and transmission, which is not an ideal design.

In addition, as the amount of current required by electronic devices is getting higher and higher, the current transmission specifications of electrical connectors are becoming higher and higher. Due to the thinness and thinness of the product, some conditions make it impossible to use the circuit layout and routing method of the circuit board to achieve output. (IO) and internal signal transmission, so when the connector terminals are transmitting signals, it is very easy to produce electromagnetic interference (Electro Magnetic Interference (EMI) or Radio Frequency Interference (RFI)). Connector transmission quality.

However, when the above-mentioned flexible cable electrical connector is used, there are indeed the following problems and defects that need to be improved:

First, the assembly method is cumbersome, the operation is difficult, the structural strength is insufficient, and short circuits are prone to occur.

Second, it is easy to reduce the transmission quality due to noise interference.

Therefore, how to solve the above-mentioned conventional problems and shortcomings is where the applicants of the present invention and relevant manufacturers engaged in this industry are eager to study and improve.

Therefore, the applicant of the present invention, in view of the above-mentioned shortcomings, collected relevant information, evaluated and considered from various parties, and based on years of experience accumulated in this industry, and continued to make trials and modifications, he began to design such a simple structure and convenient assembly. The inventor of the electrical connector structure and its assembly method which can effectively suppress the noise interference problem.

The main purpose of the present invention is to allow the shield case to slide and rotate on the insulating gel, to provide a simpler assembly operation of the cable assembly, and to ensure the fixed strength and noise isolation of the cable assembly.

In order to achieve the above object, the structure of the present invention includes: at least one transmission conductor group provided on a circuit substrate, which is electrically connected to at least one row of wire assemblies, and a fixed fixed combination with the transmission conductor group is provided on the circuit substrate. An insulating colloid, and a shielding case is provided on the insulating colloid to shield noise and to hold and fix the cable assembly, and at least one pivot portion is formed on the insulating colloid for the shielding case to rotate, An oblique cover portion is formed on one side of the shielding case, which is used to cover the welding portion of the transmission conductor group. 使用者 When the user applies the present invention to the assembly of a flexible cable, it is through the welding portion of the transmission conductor group. The insulating colloid is fixed on the circuit substrate, and then the shielding case is horizontally slid, so that the inclined cover part covers the welding part, and the pivoting part is used to open the shielding case, so that the shielding case and the insulation are opened. An inserting space is created between the colloids, and a cable assembly is inserted into the inserting space, so that the cable assembly is electrically connected to the transmission conductor group. Finally, the shielding case is flipped and closed to make the inside of the shielding case interfere. Bugu The cable assembly. In this way, the assembly of the cable assembly can be easily and quickly completed, the difficulty of the cable assembly is greatly reduced, and the overall structural strength is improved.

With the above technology, it can break through the problems of complicated assembly methods, high operation difficulty, insufficient structural strength, prone to short circuit and noise interference, etc. in the conventional flexible cable electrical connector, and achieve practical advancement of the above advantages. .

1.1a‧‧‧Transmission Conductor Set

11‧‧‧Transmission Conductor

111‧‧‧ extension

112‧‧‧Welding Department

113‧‧‧Contact

121‧‧‧ the first ground transmission conductor

122‧‧‧Second ground transmission conductor

123‧‧‧Transmission Conductor

124‧‧‧Ring Ground

13a‧‧‧High Frequency Transmission Conductor Set

131a‧‧‧Negative power transmission conductor

132a‧‧‧Positive power transmission conductor

133a‧‧‧ ground transmission conductor

134a‧‧‧First differential signal transmission conductor pair

135a‧‧‧Second differential signal transmission conductor pair

14a‧‧‧Low-frequency transmission conductor set

141a‧‧‧First configuration channel transmission conductor

142a‧‧‧Second configuration channel transmission conductor

143a‧‧‧ Spare transmission conductor pair

144a‧‧‧ the first signal transmission conductor pair

145a‧‧‧Second signal transmission conductor pair

2‧‧‧ Insulation Gel

21‧‧‧ Pivot

22‧‧‧Plane Department

23‧‧‧ oblique face

24‧‧‧ Hollow

25‧‧‧ limit projection

3‧‧‧shielded housing

31‧‧‧ inclined cover

32‧‧‧ cover body

33‧‧‧ Shaft hole groove

34‧‧‧ opening

35‧‧‧Conflict

36‧‧‧Clamping section

37‧‧‧Slotted fastener

4‧‧‧ Insertion space

5‧‧‧circuit board

6‧‧‧Cable Assembly

61‧‧‧ Positioning hole

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

The second figure is another perspective perspective view of the shield case of the present invention.

The third figure is a bottom view of a preferred embodiment of the present invention.

The fourth figure is a perspective view of the insulating colloid of the present invention.

The fifth figure is a schematic structural diagram of a cable assembly according to the present invention.

The sixth figure is a block flow chart of a preferred embodiment of the present invention.

The seventh diagram is an implementation schematic diagram (1) of the preferred embodiment of the present invention.

The eighth figure is a schematic view (a) of the operation of the preferred embodiment of the present invention.

The ninth figure is a schematic diagram of the operation of the preferred embodiment (2).

The tenth figure is a schematic diagram (two) of the implementation of the preferred embodiment of the present invention.

The eleventh figure is a top view of a transmission conductor group according to another embodiment of the present invention.

In order to achieve the above-mentioned object and effect, the technical means and structure adopted by the present invention are described in detail below with reference to the preferred embodiments of the present invention.

Please refer to the first, second, third, fourth, fifth, sixth, and seventh figures, which are perspective perspective views of the preferred embodiment of the present invention, and other aspects of the shield case. An angle perspective view, a bottom view, a perspective view of an insulating gel, a structural schematic diagram of a cable assembly, a block flow chart, and an implementation schematic diagram (1). It can be clearly seen from the figure that the present invention includes: at least one provided on a circuit substrate 5 The transmission conductor group 1 is electrically connected to at least one row of cable assemblies 6. The row of cable assemblies 6 has at least one positioning hole 61 on one side, and the transmission conductor group 1 includes a plurality of transmission conductors 11 arranged side by side. The transmission conductor portion 11 includes an extension portion 111 buried in the insulating colloid 2 described below, a soldering portion 112 extended on one side of the extension portion 111 and protruding on one side of the inclined surface portion 23 described below, and an extension A contact portion 113 formed on a side of the extension portion 111 facing away from the soldering portion 112 and located in the hollow portion 24 described below; an insulating gel 2 provided on the circuit substrate 5 and fixedly combined with the transmission conductor group 1; a slide A shielding case 3 provided on the insulating gel 2 It is used to shield noise and to hold and fix the cable assembly 6; at least one pivot portion 21 formed on the insulating gel 2 is used to rotate the shielding case 3; and one formed on one side of the shielding case 3 The inclined cover portion 31 is used to cover the welding portion 112 of the transmission conductor group 1; and the shield case 3 includes a cover portion 32 formed on one side of the inclined cover portion 31 and at least one formed on the cover body. At least one side of the portion 32 is provided with a shaft hole slot 33 for pivoting the pivot portion 21, an opening portion 34 defined on the side of the shaft hole slot 33 for detachably setting the pivot portion 21, and at least one At least one of the abutting portion 35 for fixing and fixing the cable assembly 6 is provided on the inner side of the cover body portion 32, The latching portion 36 on one side of the portion 35 and at least one chute fastener 37 formed on at least one side of the cover body portion 32 are used for the shielding shell 3 to slide on the insulating gel 2; The gel 2 includes a flat surface portion 22 for supporting the cover body portion 32, a slanted surface portion 23 formed on a side of the flat surface portion 22 to support the slanted cover portion 31, and a formed between the flat surface portion 22 and the slanted surface portion 23. The hollow portion 24 and at least one limiting protrusion 25 formed on at least one side of the plane portion 22 are matched with the chute fastener 37; and the transmission conductor group 1 includes a first grounded transmission conductor. 121. A second ground transmission conductor 122 disposed on one side of the first ground transmission conductor 121, a plurality of transmission conductor portions 123 disposed side by side between the first ground transmission conductor 121 and the second ground transmission conductor 122, And a ring-shaped grounding member 124 that connects the first grounded transmission conductor 121 and the second grounded transmission conductor 122 and surrounds one side of the transmission conductor portions 123.

In the method for assembling the electrical connector of the present invention, the steps are as follows: (a) Welding of the transmission conductor group: An insulating gel 2 is fixed on a circuit substrate 5 through a welding portion 112 of a transmission conductor group 1; (b) ) Sliding of the shielding case: horizontally sliding a shielding case 3 movably disposed on the insulating gel 2 so that an inclined cover portion 31 covers the welding portion 112; (c) flipping of the shielding case: use A pivot portion 21 flips open the shielding case 3 to create an insertion space between the shielding case 3 and the insulating gel 2; (d) Insertion of a cable assembly: a row is inserted from the insertion space The cable assembly 6 electrically connects the cable assembly 6 to the transmission conductor group 1; and (e) the fixing of the cable assembly: flip and close the shield case 3 to fix the abutting portion 35 inside the shield case 3 The wiring assembly 6.

With the above description, you can understand the structure of this technology, and according to the corresponding cooperation of this structure, it has the advantages of simple structure, convenient assembly, and effective suppression of noise interference. The detailed explanation will be described below. .

Please also refer to the first to tenth figures, which are perspective views of the preferred embodiment of the present invention, another perspective perspective view of the shield case, a bottom view, a perspective view of the insulating gel, and a structural schematic diagram of the cable assembly. , Block flow diagram, implementation diagram (1), action diagram (1), action diagram (2), and implementation diagram (2), when the above components are assembled, it can be clearly seen from the figure that the present invention mainly consists of a shield shell The body 3, the insulating colloid 2 and the transmission conductor group 1 are configured. After the invention is produced, it is necessary to adhere to the surface Surface Mount Technology (SMT) solders the soldering portion 112 of the transmission conductor group 1 to a circuit substrate 5 and fixes the insulating gel 2 while the shielding shell 3 can still move on the insulating gel 2 (or The inclined cover portion 31 covers the transmission conductor group 1 to avoid collision, thereby facilitating shipment at the manufacturing end (at this time, the cable assembly 6 is not yet assembled).

In actual assembly, firstly, the shield case 3 is flat against the circuit board 5, and the cooperation of the chute fastener 37 and the limiting protrusion 25 is used to make the shield case 3 slide horizontally, and the shaft hole groove 33 is pivoted. The shaft portion 21 is close to the resistance, and then a slight external force is applied to allow the pivot portion 21 to be received in the shaft hole groove 33 through the opening portion 34. At this time, the sliding groove fastener 37 is fastened to the side of the limiting protrusion 25 and is inclined. The cover portion 31 is covered on the welding portion 112 of the transmission conductor group 1. Then, using the cooperation of the shaft hole groove 33 and the pivot portion 21, the shield housing 3 is turned over and opened, so that the slide groove fastener 37 is separated from the limiting convex portion 25, and an insert is created between the shield housing 3 and the insulating gel 2. Installation space 4 for users to directly insert the cable assembly 6 from the insertion space 4. In addition, since the rear end of the shield casing 3 is an arc-shaped guide angle of the abutting portion 35 that is integrally formed and bent, the insertion operation is very safe, and the wiring assembly 6 is not easily affected. Furthermore, the user can observe through the hollow portion 24 of the insulating gel 2 to confirm whether the contact portion 113 of the cable assembly 6 and the transmission conductor group 1 is aligned.

Next, the user simply reverses the shielding case 3, closes the shielding case 3 on the insulating gel 2, and applies a little pressure to fasten the chute fastener 37 to the side of the limiting protrusion 25, and the process is complete. Fixed action. During the pressing process, the user can clearly feel that the abutting portion 35 of the shield casing 3 presses the contact portion 113 of the transmission conductor group 1, and because the abutting portion 113 is an elastic structure, the Press the contact portion 113 upward to push against the cable assembly 6, so that the fixing of the cable assembly 6 no longer needs to be performed through a difficult soldering action, but directly through the transmission conductor group 1 and the circuit substrate 5 It is electrically connected and can be combined with the positioning hole 61 through the latching portion 36 and the movement of the chute fastener 37 fastened to the side of the limiting protrusion 25 to securely fix the cable assembly 6 and ensure the shielding shell 3 is fixed on the insulating gel 2 to strengthen the structural strength of the cable assembly 6.

In addition, the transmission conductor group 1 is embedded in the insulating gel 2 by using the extension portion 111 to be fixed to the insulating gel 2, and at the same time extends from the first ground transmission conductor 121 and the second ground transmission conductor 122 on both sides to form a surrounding A ring-shaped grounding member 124 buried on the side of the transmission conductor portion 123 and buried in the inclined surface portion 23 forms a negatively charged noise isolation wall outside the transmission conductor portion 123, which further improves the signal transmission quality of the electrical connector.

Please also refer to FIG. 11 at the same time, which is a transmission conductor set according to another embodiment of the present invention. It can be clearly seen from the figure that this embodiment completely defines the terminal arrangement of the transmission conductor group 1a and its specification, and can be correspondingly connected to the wiring assembly. The transmission conductor group 1a includes two high-frequency transmission conductor groups 13a and a low-frequency transmission conductor group 14a provided between the two high-frequency transmission conductor groups 13a, and each of the high-frequency transmission conductor groups 13a includes at least one power source negative electrode. A transmission conductor 131a, at least one power positive transmission conductor 132a provided on one side of the power negative transmission conductor 131a, a ground transmission conductor 133a provided between the power negative transmission conductor 131a and the power positive transmission conductor 132a, and one A first differential signal transmission conductor pair 134a between the power negative transmission conductor 131a and the ground transmission conductor 133a, and a second differential signal transmission conductor pair 135a between the power positive transmission conductor 132a and the ground transmission conductor 133a, and The low-frequency transmission conductor group 14a includes a first configuration channel transmission conductor 141a, a second configuration channel transmission conductor 142a provided on one side of the first configuration channel transmission conductor 141a, and a first configuration channel transmission conductor 141a. A backup transmission conductor pair 143a with the second configuration channel transmission conductor 142a, a transmission conductor 141a provided in the first configuration channel, and the backup transmission conductor First signal transmission between the conductors 143a to 144a, and a passage disposed in the second transmission conductor configuration and the backup transmission conductor 142a to the second signal transfer between the conductors 143a to 145a. In this way, in addition to using the shield case for external noise isolation, this terminal arrangement is also used to suppress the incidence of EMI and RFI from the inside of the electrical connector.

However, the above description is only the preferred embodiment of the present invention, and it does not limit the patent scope of the present invention. Therefore, all simple modifications and equivalent structural changes made by using the description and drawings of the present invention should be the same. It is included in the patent scope of the present invention and is incorporated by Chen Ming.

In summary, the structure and assembly method of the electrical connector of the present invention, when in use, can indeed achieve its efficacy and purpose. Therefore, the present invention is an invention with excellent practicability. In order to meet the application requirements of the invention patent, I filed an application in accordance with the law, and I hope that the review committee will grant the invention as soon as possible to protect the applicant's hard invention. If there is any suspicion in the review bureau of the Bureau, please send the letter to the instructions, and the creator will cooperate with all efforts, and feel that it is convenient.

1‧‧‧ transmission conductor set

2‧‧‧ Insulation Gel

21‧‧‧ Pivot

25‧‧‧ limit projection

3‧‧‧shielded housing

33‧‧‧ Shaft hole groove

37‧‧‧Slotted fastener

Claims (10)

An electrical connector structure includes: at least one transmission conductor group provided on a circuit substrate, which is electrically connected to at least one row of wire assemblies; and an insulation provided on the circuit substrate and fixed in combination with the transmission conductor group. A colloid; a shielding case slidably disposed on the insulating colloid for shielding noise and fixing the cable assembly; at least one pivot portion formed on the insulating colloid for rotating the shielding case; And a slanted cover part formed on one side of the shield case is for shielding the welding part of the transmission conductor group. The structure of the electrical connector according to item 1 of the scope of the patent application, wherein the shield case includes a cover body portion formed on one side of the inclined cover portion, at least one formed on at least one side of the cover body portion and provided for A shaft hole slot pivoted by the pivot portion, at least one abutment portion located on the inner side of the cover portion for abutting and fixing the cable assembly, at least one catch portion provided on one side of the abutment portion, and at least one formed in The chute fastener at at least one side of the cover body part is used for the shielding shell to slide on the insulating gel. The structure of the electrical connector according to item 2 of the scope of the patent application, wherein the insulating glue system includes a flat portion for supporting the cover portion, and an inclined surface portion formed on one side of the flat portion for supporting the inclined cover portion. A hollow portion formed between the plane portion and the inclined surface portion, and at least one position-limiting convex portion formed on at least one side of the plane portion, coordinated with the chute fastener. The structure of the electrical connector according to item 3 of the scope of the patent application, wherein the transmission conductor group includes a plurality of transmission conductor portions arranged side by side, and each of the transmission conductor portions includes an extension portion buried in the insulating colloid, A welding portion extended on one side of the extension portion and protruding on the inclined surface side, and a contact portion extended on one side of the extension portion facing away from the welding portion and located in the hollow portion. The structure of the electrical connector according to item 1 of the scope of the patent application, wherein the transmission conductor group includes two high-frequency transmission conductor groups and a low-frequency transmission conductor group disposed between the two high-frequency transmission conductor groups, and each The high-frequency transmission conductor group includes at least one power negative transmission conductor, at least one power positive transmission conductor provided on one side of the power negative transmission conductor, and one ground transmission provided between the power negative transmission conductor and the power positive transmission conductor. A conductor, a first differential signal transmission conductor pair provided between the negative transmission conductor of the power source and the ground transmission conductor, And a second differential signal transmission conductor pair disposed between the positive transmission conductor of the power source and the ground transmission conductor, and the low-frequency transmission conductor group includes a first configuration channel transmission conductor, and a first configuration channel transmission conductor A second configuration channel transmission conductor on one side, a backup transmission conductor pair disposed between the first configuration channel transmission conductor and the second configuration channel transmission conductor, and a first configuration channel transmission conductor and the backup transmission conductor A first signal transmission conductor pair between the pair and a second signal transmission conductor pair disposed between the second configuration channel transmission conductor and the backup transmission conductor pair. The structure of the electrical connector according to item 1 of the scope of the patent application, wherein the transmission conductor group includes a first ground transmission conductor, a second ground transmission conductor provided on one side of the first ground transmission conductor, and a plurality of devices. A transmission conductor portion arranged side by side between the first ground transmission conductor and the second ground transmission conductor, and a ring connecting the first ground transmission conductor and the second ground transmission conductor and surrounding one side of the transmission conductors Grounding piece. An electrical connector structure includes: two transmission conductor groups provided on a circuit substrate, which are electrically connected to at least one row of wire components, and the transmission conductor group includes at least one power negative transmission conductor, and at least one A power supply positive transmission conductor on one side of the power supply negative transmission conductor, a ground transmission conductor provided between the power supply negative transmission conductor and the power supply positive transmission conductor, and a first transmission conductor provided between the power supply negative transmission conductor and the ground transmission conductor A differential signal transmission conductor pair, and a second differential signal transmission conductor pair provided between the power positive transmission conductor and the ground transmission conductor; a signal transmission conductor group provided on the circuit substrate and located between the two transmission conductor groups ; An insulating colloid provided on the circuit substrate and fixed in combination with the transmission conductor group and the signal transmission conductor group; a shield case movably disposed on the insulation colloid for shielding noise and fixing the row A wire assembly; at least one pivot portion formed on the insulating gel body for the shielding case to rotate; and an inclined portion formed on one side of the shielding case Section, for mask-based weld end of the welded end of the transmission conductor group and the signal of the transmission conductor group. The structure of the electrical connector according to item 7 of the scope of the patent application, wherein at least one side of the shielding housing is formed with at least one shaft hole groove for pivoting the pivot portion, and one side of the shaft hole groove is defined with one The opening part is detachably provided with the pivot part. The structure of the electrical connector according to item 7 of the scope of patent application, wherein the inner side of the shield case The at least one resisting portion is provided for resisting and fixing the cable assembly. An electrical connector assembly method includes the steps of: (a) fixing an insulating gel on a circuit substrate through a soldering portion of a transmission conductor group; (b) sliding horizontally to a movable disposed on the insulating gel. Shielding the shell so that a slanted cover part covers the welding part; (c) using a pivot to turn over the shielding shell to create an insertion space between the shielding shell and the insulating gel; (d) A cable assembly is inserted from the insertion space, so that the cable assembly is electrically connected to the transmission conductor group; and (e) the shield case is flipped and closed, so that the abutting part inside the shield case fixes the cable Components.