CN201117903Y - High-definition digital interface connector - Google Patents

Abstract

The utility model relates to a high definition digital interface connector, which comprises an insulating body, a terminal component and a metal shell, wherein the insulating body is coated by the metal shell, and the main body part of the insulating body is provided with a central inserting groove and two rows of terminal accommodating grooves communicated with the central inserting groove; the terminal assembly comprises a first terminal port, a second terminal port and an isolation port; the first terminal group of the first terminal port and the plug end of the second terminal group of the second terminal port are respectively inserted into the terminal plug groove correspondingly; the utility model forms the corresponding terminal ports by the fixed connection of the port body respectively through the terminal, and then utilizes the group of the isolation ports to be assembled between the terminal ports, wherein, each terminal can rapidly and conveniently complete the installation of the line group under the action of the corresponding port body, and the line group is not needed to be assembled by a single terminal one by one; on the other hand, the terminal is more stable, and the isolation port has better isolation effect, thereby ensuring the stability of signal transmission.

Description

High Definition Digital Interface Connector

technical field

The utility model relates to a connector, in particular to a high-definition digital interface connector.

Background technique

High Definition Multimedia Interface (HDMI) is a next-generation interface connector for consumer electronics products. It is widely used because it can transmit uncompressed audio signals and high-resolution video signals in one transmission cable. Applications, such as digital TV, set-top boxes and DVD players, etc., so HDMI connectors will inevitably become an indispensable and important component of the audio-visual industry in the future; at present, there are two types of HDMI connectors, namely 19-pin and 29-pin connectors. A 19-pin HDMI connector is usually composed of an insulating base body, a 19PIN terminal group and a metal shell, and the 19PIN terminal group is composed of two rows of terminals, 10PIN and 9PIN. The connector structure needs to be welded one by one when welding the wires. The process is complicated and the efficiency is high. Low, the performance is not stable, and the isolation effect between the two rows of terminals is poor, which will affect the transmission signal. Therefore, how to overcome the above defects is a problem that needs to be improved urgently in the industry.

Utility model content

The main purpose of the utility model is to provide a high-definition digital interface connector which is easy to assemble and stable in signal transmission.

In order to achieve the above-mentioned purpose, the utility model takes the following technical solutions:

A high definition digital interface connector comprising:

An insulating body, including a main body and a rear seat integrally formed with the main body, the main body has a central insertion slot and two rows of a plurality of terminal receiving slots located on the upper and lower sides of the central insertion slot, the The interior of the terminal receiving groove communicates with the central insertion groove; and the rear seat part has a hollow cavity;

A terminal assembly, which is assembled with the above-mentioned insulating body and put into a metal casing together, the terminal assembly includes a first terminal port, a second terminal port, and an isolator sandwiched between the first terminal port and the second terminal port Port; the first terminal port is composed of a first port body and a first terminal group, the first port body is wrapped in the middle section of the first terminal group, so that the insertion end and the carrying end of the first terminal group are exposed; the first terminal group The two-terminal port is also composed of a second port body and a second terminal group. The second port body is wrapped in the middle section of the second terminal group, so that the insertion end and the carrying end of the second terminal group are exposed; the first port body , The front end of the second port body and the isolation port are inserted into the hollow cavity of the rear seat of the above-mentioned insulating body, and the plug-in ends of the first terminal group and the second terminal group are respectively inserted into the two rows of the main body of the above-mentioned insulating body in the terminal socket.

The preferred version of the utility model is as follows:

The isolated port has a terminal carrying portion, and a plurality of terminal slots are provided on both sides thereof, and the wire-carrying ends of the first terminal group and the second terminal group are embedded in the terminal slots.

U-shaped elastic clips are arranged on the wire-carrying ends of the first terminal group and the second terminal group.

Both sides of the above-mentioned isolation port are respectively provided with a card spring piece, and the card spring piece is stuck on the two sides of the insulating body and has a resisting part, and is in contact with the metal shell.

A square hole is provided at the front end of the isolation port, and a convex square is provided on the second port body, and the square hole is engaged with the convex square.

The above-mentioned metal shell is formed by interlocking the upper shell and the lower shell. The lower shell has a plate body and a hollow box body formed by the front end of the plate body. Both sides of the plate body protrude radially upwards with a The side wall, the above-mentioned insulating body is placed in the hollow box body; a buckle wall protrudes downward on both sides of the flat plate part of the upper shell, and the buckle wall is correspondingly buckled with the side wall, and the upper shell and the plate body form a A storage space, the end of the above-mentioned terminal assembly is wrapped in the storage space.

The utility model has the advantage that the corresponding terminal ports are formed by fixing the terminals respectively by the port body, and then the terminal assembly is formed between the terminal ports by using the isolation ports, wherein each terminal is under the action of the corresponding port body, on the one hand, The installation of the wire group can be completed quickly and conveniently, without the need for a single terminal to group the wires one by one; on the other hand, the terminal is more stable, which avoids the phenomenon of loosening of the terminal inserted into the insulating body, and in the isolation of the isolation port, Effectively guarantee the stability of signal transmission.

Description of drawings

Fig. 1 is a three-dimensional exploded schematic diagram of the utility model;

Fig. 2 is a three-dimensional combination schematic diagram of the terminal assembly of the present invention;

Fig. 3 is a schematic diagram of the three-dimensional assembly state of the utility model;

Fig. 4 is a schematic diagram of a three-dimensional combination of the utility model;

Fig. 5 is a schematic diagram of the front view of Fig. 4;

Fig. 6 is a schematic side view of Fig. 4;

FIG. 7 is a schematic cross-sectional view along line A-A of FIG. 6 .

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Please refer to FIGS. 1 to 7, a high-definition digital interface connector 100 includes an insulating body 10, a terminal assembly 20 and a metal shell 30, wherein:

The insulating body 10 is made of plastic material by one-time injection molding. It includes a main body 11 and a rear seat 12 integrated with the main body 11. The main body 11 has a central insertion slot 111 and two rows located in the central insertion slot 111. A plurality of terminal receiving grooves 112 on the upper and lower sides, the interior of the terminal receiving groove 112 communicates with the central insertion groove 111, so that the docking point of the terminal inserted into the receiving groove can be suspended in the central insertion groove 111 for plug docking; The rear seat portion 12 has a hollow cavity 121 for inserting and positioning related components of the terminal assembly 20 . A resisting portion 13 is recessed on both sides of the insulating body 10 .

The terminal assembly 20 includes a first terminal port 21, a second terminal port 22, and an isolation port 23 sandwiched between the first terminal port 21 and the second terminal port 22; the first terminal port 21 consists of a first port body 211 It is composed of the first terminal group 212, the first port body 211 can cover the middle section of the first terminal group 212 by injection molding, so that the insertion end 2121 and the carrying end 2122 of the first terminal group 212 are exposed; The second terminal port 22 is also composed of a second port body 221 and a second terminal group 222. The second port body 221 is also wrapped in the middle section of the second terminal group 222, so that each terminal of the second terminal group 222 can be plugged in. The end 2221 and the wire-carrying end 2222 are exposed; the wire-carrying ends 2122, 2222 of the first terminal group 212 and the second terminal group 222 are provided with a U-shaped clip 24, which is designed to clamp the wire group.

The isolation port 23 has a front end portion 231 and a terminal carrying portion 232, and a plurality of terminal slots 233 are provided on both sides thereof, and the carrying ends 2122 and 2222 of each terminal in the first terminal group 212 and the second terminal group 222 correspond to each other. embedded in the terminal embedding groove 233 . A square hole 2311 is provided on the front end 231 of the isolation port 23, and a convex square 2212 is provided on the second port body 221 of the second terminal port 22, and the square hole 2311 is engaged with the convex square 2212 to make the isolation port 23 can be firmly fitted and will not move. Both sides of the front end 231 of the above-mentioned isolation port 23 are respectively provided with a card spring piece 2312, and the card spring piece 2312 is stuck in the abutting portion 13 recessed on both sides of the insulating body 10, and is in contact with the metal shell 30, so as to play a better role. transmission effect.

The front end 2111 of the first port body 211, the front end 2211 of the second port body 221 and the front end 231 of the isolated port 23 are respectively inserted into the hollow cavity 121 of the rear seat 12 of the insulating body 10, and the first terminal group 212 and the plug-in end of each terminal in the second terminal group 222 are respectively inserted into the two rows of terminal receiving grooves 112 of the main body 11 of the insulating housing 10 .

The metal shell 30 is formed by interlocking an upper shell 31 and a lower shell 32 stamped from metal materials. The lower shell 32 has a plate body 321 and a hollow box 322 formed at the front end of the plate body 321 The two sides of the plate body part 321 protrude radially upwards with a side wall 323, the above-mentioned insulating body 10 is placed in the hollow box body 322; 312, the buckle wall 312 is correspondingly buckled with the side wall 323 of the lower housing 32, and the upper housing 31 and the board part 321 form a receiving space 33, the first port body, the second port body and the The isolation port is also covered in the storage space 33 . After the upper shell 31 is engaged with the lower shell 32 , the insulating body 10 is firmly inside the hollow box 322 .

The assembly method of the utility model is: firstly form the first port body and the second port body respectively on the first terminal group and the second terminal group, and then make the first terminal port and the second terminal port, and then use the crimping machine to The wire group is crimped with the terminal carrying wire ends in the first terminal group 212 and the second terminal group 222, and then the first terminal port 21, the second terminal port 22 and the isolation port 23 that have been crimped are combined to form a terminal assembly 20, the carrying wire ends of the first terminal group 212 and the second terminal group 222 are embedded in the terminal slot 233 at the rear end of the isolation port 23; The spring clips 2312 of the insulating body 10 engage with the stoppers 13 on both sides, and at the same time, the front ends of the first port body 211, the second port body 221, and the isolation port 23 are embedded in the hollow cavity 121, and the first terminal group 212 1. The second terminal group 222 is correspondingly inserted into the two rows of terminal receiving grooves 111 in the main body 11. After assembly, the insulating body 10 is inserted into the hollow box 322 of the lower shell 32 of the metal shell 30. At this time, the isolation port The clips 2312 on both sides of the 23 are in conductive contact with the lower housing 32 to achieve a better transmission effect, and the insulating body 10 will be firmly locked on the hanging points on both sides of the lower housing 32; finally, the upper housing 31 Fasten with the lower casing 32, so that the ends of the first port body 211, the second port body 221, and the isolation port 23 are also accommodated in the storage space 33, and then the assembly of the utility model is completed. Among them: the key point of the design of this utility model is to form the corresponding terminal ports by connecting the two rows of terminals respectively by the port body, so as to complete the installation of the wire group quickly and conveniently, without the need for a single terminal to group the wires one by one, but by isolating the port group It is arranged between the two terminal ports, and then the completed terminal assembly is inserted into the metal casing together, so that the assembly is simple, and each terminal is relatively stable under the action of the corresponding port body, and the isolation port has a better isolation effect. Therefore, the stability of signal transmission is guaranteed.

The above is only a preferred embodiment of a high-definition digital interface connector of the present utility model, and does not limit the technical scope of the present utility model. Any minor modifications, equivalent changes and modifications still fall within the scope of the technical solutions of the present utility model.

Claims (6)

1. A high-definition digital interface connector, characterized in that: comprising An insulating body, including a main body and a rear seat integrally formed with the main body, the main body has a central insertion slot and two rows of a plurality of terminal receiving slots located on the upper and lower sides of the central insertion slot, the The interior of the terminal receiving groove communicates with the central insertion groove; and the rear seat part has a hollow cavity; A terminal assembly, which is assembled with the above-mentioned insulating body and put into a metal casing together, the terminal assembly includes a first terminal port, a second terminal port, and an isolator sandwiched between the first terminal port and the second terminal port Port; the first terminal port is composed of a first port body and a first terminal group, the first port body is wrapped in the middle section of the first terminal group, so that the insertion end and the carrying end of the first terminal group are exposed; the first terminal group The two-terminal port is also composed of a second port body and a second terminal group. The second port body is wrapped in the middle section of the second terminal group, so that the insertion end and the carrying end of the second terminal group are exposed; the first port body , The front end of the second port body and the isolation port are inserted into the hollow cavity of the rear seat of the above-mentioned insulating body, and the plug-in ends of the first terminal group and the second terminal group are respectively inserted into the two rows of the main body of the above-mentioned insulating body in the terminal socket. 2. The high-definition digital interface connector according to claim 1, characterized in that: the isolation port has a terminal carrying portion, and a plurality of terminal slots are provided on both sides thereof, and the first terminal group and the second terminal group The carrying end of the terminal is embedded in the terminal slot. 3. The high-definition digital interface connector according to claim 2, characterized in that: U-shaped clips are provided on the wire-carrying ends of the first terminal group and the second terminal group. 4. The high-definition digital interface connector according to claim 1, characterized in that: each side of the above-mentioned isolation port is provided with a locking elastic piece, and the locking elastic piece is locked in the recessed resisting parts on both sides of the insulating body. And in contact with the metal shell. 5. The high-definition digital interface connector according to claim 1 or 4, characterized in that: a square hole protrudes from the front end of the isolation port, and a convex square is provided on the second port body, and the square hole engages in a convex block. 6. The high-definition digital interface connector according to claim 1, wherein the above-mentioned metal shell is formed by interlocking an upper shell and a lower shell, and the lower shell has a plate body and a plate The hollow box formed at the front end of the body, the two sides of the plate body protrude radially upwards with a side wall, the above-mentioned insulating body is placed in the hollow box; the two sides of the flat plate of the upper shell protrude downward with a buckle The buckle wall is correspondingly buckled with the side wall, and the upper housing and the board body form a storage space, and the end of the above-mentioned terminal assembly is covered in the storage space.

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