阅读说明：本技术 Hdmi连接器、hdmi数据线及其制备方法 (HDMI connector, HDMI data line and preparation method thereof ) 是由 张清森 陈俊灵 王雏 于 2020-06-09 设计创作，主要内容包括：本发明涉及电子设备技术领域,具体涉及一种HDMI连接器和具有同轴线缆的HDMI数据线及其制备方法,其中HDMI连接器包括连接器本体,连接器本体的一端为HDMI接口端,另一端为接线端,接线端用于和同轴线缆电连接；连接器本体包括安装体以及设置在安装体上的多个信号端子。安装体的第二端上设有至少一个接地连接部,且至少两个用于接地的信号端子的第二端与接地连接部电连接,接地连接部还用于和同轴线缆中多个子线缆的屏蔽编织层电连接,这样无需将用于接地的信号端子一一引出进行接地,同时接地连接部还方便与同轴线缆中多个子线缆的屏蔽编织层直接焊接,这样完成了整个数据线的接地,提高了生产效率。(The invention relates to the technical field of electronic equipment, in particular to an HDMI connector, an HDMI data line with a coaxial cable and a preparation method of the HDMI data line, wherein the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, and the wiring end is used for being electrically connected with the coaxial cable; the connector body includes a mounting body and a plurality of signal terminals provided on the mounting body. The second of the installation body is served and is equipped with at least one ground connection portion, and two at least second ends that are used for the signal terminal of ground connection are connected with ground connection portion electricity, ground connection portion still be arranged in with the coaxial cable in a plurality of sub-cable's shielding weaving layer electricity be connected, need not to draw out one by one and carry out ground connection for the signal terminal that is used for ground connection like this, ground connection portion still conveniently with the coaxial cable in a plurality of sub-cable's shielding weaving layer direct welding simultaneously, the ground connection of whole data line has been accomplished like this, production efficiency is improved.)

1. The HDMI connector is characterized by comprising a connector body, wherein one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with a coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the second of installation body is served and is equipped with at least one ground connection portion, including five signal terminals that are used for ground connection in a plurality of signal terminals, and at least two signal terminals that are used for ground connection second end with ground connection portion electricity is connected, ground connection portion still be used for with the coaxial cable in a plurality of sub-cable shield braid electricity be connected, the wiring end include ground connection portion and not with the second end of other signal terminals that ground connection portion is connected.

2. The HDMI connector of claim 1, wherein said ground connection comprises at least one ground connection face for electrically connecting to a shielding braid of a plurality of sub-cables of a coaxial cable.

3. The HDMI connector of claim 1, wherein said ground connection is a ground conductive strip, and second ends of at least two of said five signal terminals for grounding are electrically connected to said ground conductive strip; the upper surface and/or the lower surface of the grounding conducting strip are used for being electrically connected with the shielding braid of a plurality of sub-cables in the coaxial cable.

4. The HDMI connector of claim 3, wherein the signal terminals for grounding among the plurality of signal terminals are a second terminal, a fifth terminal, an eighth terminal, an eleventh terminal and a seventeenth terminal, and the second end of the second terminal, the second end of the fifth terminal, the second end of the eighth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are electrically connected to the grounding conductive sheet.

5. The HDMI connector of claim 4, wherein a first grounding conductive plate and a second grounding conductive plate are disposed in parallel at an end of the second end of the mounting body, and the second end of the fifth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are electrically connected to the first grounding conductive plate by stamping;

and the second end of the second terminal and the second end of the eighth terminal are electrically connected with the second grounding conducting strip in a stamping mode.

6. The HDMI connector of claim 5, wherein second ends of other signal terminals not connected to said first and second ground conductive pads are provided on upper and lower surfaces of said mounting body second end;

a plurality of wiring grooves are correspondingly formed in the upper surface and the lower surface of the second end of the mounting body, and the wire cores of a plurality of sub-cables in the coaxial cable penetrate through the wiring grooves to be electrically connected with the second ends of other corresponding signal terminals;

and the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body is electrically connected with the upper surface of the first grounding conducting strip, and the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body is electrically connected with the lower surface of the second grounding conducting strip.

7. The HDMI data line with the coaxial cable is characterized by comprising the coaxial cable and an HDMI connector, wherein the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with the HDMI interface, and the wiring end is used for being electrically connected with the coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the second end of the mounting body is provided with at least one grounding connection part, the plurality of signal terminals comprise five signal terminals for grounding, the second ends of at least two of the five signal terminals for grounding are electrically connected with the grounding connection part, and the wiring end comprises the grounding connection part and the second ends of other signal terminals which are not connected with the grounding connection part;

the cable cores of a plurality of sub-cables of the coaxial cable are electrically connected with the second ends of other signal terminals which are not connected with the grounding connection part in a one-to-one correspondence mode, and the shielding braid layers of the plurality of sub-cables are electrically connected with the grounding connection part.

8. The HDMI data line of claim 7, wherein said ground connection is a ground conductive strip, and second ends of at least two of said five signal terminals for grounding are electrically connected to said ground conductive strip; and the shielding braid of a plurality of sub-cables in the coaxial cable is electrically connected with the upper surface and/or the lower surface of the grounding conducting strip.

9. The HDMI data line of claim 8, wherein the signal terminals of said plurality of signal terminals for ground are a second terminal, a fifth terminal, an eighth terminal, an eleventh terminal, and a seventeenth terminal;

a first grounding conducting strip and a second grounding conducting strip are arranged at the end part of the second end of the mounting body in parallel, and the second end of the fifth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are electrically connected with the first grounding conducting strip in a stamping mode; the second end of the second terminal and the second end of the eighth terminal are electrically connected with the second grounding conducting strip in a stamping mode;

the second ends of other signal terminals which are not connected with the first grounding conducting strip and the second grounding conducting strip are arranged on the upper surface and the lower surface of the second end of the mounting body, a plurality of wiring grooves are correspondingly arranged on the upper surface and the lower surface of the second end of the mounting body, and the wire cores of a plurality of sub-cables in the coaxial cable penetrate through the wiring grooves to be electrically connected with the second ends of other signal terminals in a one-to-one correspondence manner;

and the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body is electrically connected with the upper surface of the first grounding conducting strip, and the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body is electrically connected with the lower surface of the second grounding conducting strip.

10. A method for preparing an HDMI data line with a coaxial cable is provided, the HDMI data line comprises the coaxial cable and an HDMI connector, the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with the coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the preparation method is characterized by comprising the following steps:

a first grounding conducting strip and a second grounding conducting strip are arranged at the end part of the second end of the mounting body in parallel;

electrically connecting a second end of a fifth terminal, a second end of an eleventh terminal and a second end of a seventeenth terminal in the plurality of signal terminals with the first grounding conducting strip in a hardware stamping mode, and electrically connecting a second end of a second terminal and a second end of an eighth terminal with the second grounding conducting strip;

correspondingly welding the wire cores of a plurality of sub-cables of the coaxial cable with the second ends of other signal terminals which are not connected with the first grounding conducting strip and the second grounding conducting strip one by one;

and welding the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body with the upper surface of the first grounding conducting strip, and welding the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body with the lower surface of the second grounding conducting strip.

Technical Field

The invention relates to the technical field of electronic equipment, in particular to an HDMI connector, an HDMI data line with a coaxial cable and a preparation method of the HDMI data line.

Background

The HDMI interface is a high definition multimedia interface, is a digital video/audio interface technology, and is a dedicated digital interface suitable for video transmission, which can simultaneously transmit audio and video signals.

The existing HDMI data line is made by connecting a coaxial cable and an HDMI connector, and the grounding of the coaxial cable needs to electrically connect a shielding braid therein with a signal terminal used for grounding in the HDMI connector so as to realize the integral grounding of the HDMI data line. Because the shielding weaving layer comprises a plurality of slight wires, consequently can't be with being used for the signal terminal direct welding of ground connection in shielding weaving layer and the HDMI connector, weld again after mostly drawing forth shielding weaving layer among the prior art, make holistic welding degree of difficulty great like this, the production efficiency of product is lower.

Thus, there is still a need for improvement and development of the prior art.

Disclosure of Invention

The invention mainly solves the technical problem that the production efficiency is low when the HDMI data line is prepared in the prior art.

An HDMI connector comprises a connector body, wherein one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with a coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the second of installation body is served and is equipped with at least one ground connection portion, including five signal terminals that are used for ground connection in a plurality of signal terminals, and at least two signal terminals that are used for ground connection second end with ground connection portion electricity is connected, ground connection portion still be used for with the coaxial cable in a plurality of sub-cable shield braid electricity be connected, the wiring end include ground connection portion and not with the second end of other signal terminals that ground connection portion is connected.

In one embodiment, the ground connection portion includes at least one ground connection face for electrically connecting to a shielding braid of a plurality of sub-cables in the coaxial cable.

In one embodiment, the ground connection portion is a ground conductive strip, and the second ends of at least two of the five signal terminals for grounding are electrically connected with the ground conductive strip; the upper surface and/or the lower surface of the grounding conducting strip are used for being electrically connected with the shielding braid of a plurality of sub-cables in the coaxial cable.

In one embodiment, the signal terminals for grounding among the plurality of signal terminals are a second terminal, a fifth terminal, an eighth terminal, an eleventh terminal and a seventeenth terminal, and the second end of the second terminal, the second end of the fifth terminal, the second end of the eighth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are all electrically connected to the grounding conductive sheet.

In one embodiment, a first grounding conductive sheet and a second grounding conductive sheet are arranged at the end part of the second end of the mounting body in parallel, and the second end of the fifth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are electrically connected with the first grounding conductive sheet in a stamping manner;

and the second end of the second terminal and the second end of the eighth terminal are electrically connected with the second grounding conducting strip in a stamping mode.

In one embodiment, the second ends of the other signal terminals which are not connected with the first and second grounding conductive sheets are arranged on the upper surface and the lower surface of the second end of the mounting body;

a plurality of wiring grooves are correspondingly formed in the upper surface and the lower surface of the second end of the mounting body, and the wire cores of a plurality of sub-cables in the coaxial cable penetrate through the wiring grooves to be electrically connected with the second ends of other corresponding signal terminals;

and the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body is electrically connected with the upper surface of the first grounding conducting strip, and the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body is electrically connected with the lower surface of the second grounding conducting strip.

An HDMI data line with a coaxial cable comprises the coaxial cable and an HDMI connector, wherein the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with the HDMI interface, and the wiring end is used for being electrically connected with the coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the second end of the mounting body is provided with at least one grounding connection part, the plurality of signal terminals comprise five signal terminals for grounding, the second ends of at least two of the five signal terminals for grounding are electrically connected with the grounding connection part, and the wiring end comprises the grounding connection part and the second ends of other signal terminals which are not connected with the grounding connection part;

the cable cores of a plurality of sub-cables of the coaxial cable are electrically connected with the second ends of other signal terminals which are not connected with the grounding connection part in a one-to-one correspondence mode, and the shielding braid layers of the plurality of sub-cables are electrically connected with the grounding connection part.

In one embodiment, the ground connection portion is a ground conductive strip, and the second ends of at least two of the five signal terminals for grounding are electrically connected with the ground conductive strip; and the shielding braid of a plurality of sub-cables in the coaxial cable is electrically connected with the upper surface and/or the lower surface of the grounding conducting strip.

In one embodiment, the signal terminals for grounding among the plurality of signal terminals are a second terminal, a fifth terminal, an eighth terminal, an eleventh terminal, and a seventeenth terminal;

a first grounding conducting strip and a second grounding conducting strip are arranged at the end part of the second end of the mounting body in parallel, and the second end of the fifth terminal, the second end of the eleventh terminal and the second end of the seventeenth terminal are electrically connected with the first grounding conducting strip in a stamping mode; the second end of the second terminal and the second end of the eighth terminal are electrically connected with the second grounding conducting strip in a stamping mode;

the second ends of other signal terminals which are not connected with the first grounding conducting strip and the second grounding conducting strip are arranged on the upper surface and the lower surface of the second end of the mounting body, a plurality of wiring grooves are correspondingly arranged on the upper surface and the lower surface of the second end of the mounting body, and the wire cores of a plurality of sub-cables in the coaxial cable penetrate through the wiring grooves to be electrically connected with the second ends of other signal terminals in a one-to-one correspondence manner;

and the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body is electrically connected with the upper surface of the first grounding conducting strip, and the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body is electrically connected with the lower surface of the second grounding conducting strip.

A method for preparing an HDMI data line with a coaxial cable is provided, the HDMI data line comprises the coaxial cable and an HDMI connector, the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with the coaxial cable;

the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged on the installation body in two rows, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body;

the preparation method comprises the following steps:

a first grounding conducting strip and a second grounding conducting strip are arranged at the end part of the second end of the mounting body in parallel;

electrically connecting a second end of a fifth terminal, a second end of an eleventh terminal and a second end of a seventeenth terminal in the plurality of signal terminals with the first grounding conducting strip in a hardware stamping mode, and electrically connecting a second end of a second terminal and a second end of an eighth terminal with the second grounding conducting strip;

correspondingly welding the wire cores of a plurality of sub-cables of the coaxial cable with the second ends of other signal terminals which are not connected with the first grounding conducting strip and the second grounding conducting strip one by one;

and welding the shielding braid of the sub-cable positioned in the wiring groove on the upper surface of the second end of the mounting body with the upper surface of the first grounding conducting strip, and welding the shielding braid of the sub-cable positioned in the wiring groove on the lower surface of the second end of the mounting body with the lower surface of the second grounding conducting strip.

According to the embodiment, the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with a coaxial cable; the connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged in two rows on the installation body, and the HDMI interface end comprises first ends of the signal terminals and first ends of the installation body. The second end of the installation body is provided with at least one grounding connection part, the plurality of signal terminals comprise five signal terminals used for grounding, the second ends of at least two of the five signal terminals used for grounding are electrically connected with the grounding connection part, the grounding connection part is also used for being electrically connected with the shielding braid of the plurality of sub-cables in the coaxial cable, and the wiring end comprises the grounding connection part and the second ends of other signal terminals which are not connected with the grounding connection part. Because be equipped with ground connection portion on the HDMI connector of this embodiment, ground connection portion and five second ends that are used for two at least in the signal terminal of ground connection are connected with ground connection portion electricity, need not to draw out the signal terminal that is used for ground connection one by one like this and carry out ground connection, ground connection portion still conveniently welds with the shielding braid of a plurality of sub-cables in the coaxial cable directly simultaneously, has accomplished the ground connection of whole HDMI data line like this, has improved production efficiency.

Drawings

FIG. 1 is a schematic diagram of a coaxial cable;

fig. 2 is a front view of an HDMI connector according to an embodiment of the present application;

fig. 3 is a rear view of an HDMI connector according to an embodiment of the present application;

fig. 4 is a right side view of the HDMI connector according to the embodiment of the present application;

fig. 5 is a top view of an HDMI connector according to an embodiment of the present application;

fig. 6 is a schematic diagram of an overall structure of an HDMI connector according to an embodiment of the present application;

fig. 7 is a schematic diagram illustrating the definition of each signal terminal of the conventional HDMI connector;

fig. 8 is a schematic diagram illustrating types of signals transmitted by the signal terminals of the conventional HDMI connector.

Fig. 9 is a flowchart of a method for preparing an HDMI data line according to an embodiment of the present application.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning.

In order to better understand the technical solution of the present application, a structure of the coaxial cable is first described, as shown in fig. 1, the coaxial cable 45 includes a plurality of sub-cables 40, each of which includes, from inside to outside, a core 41, an insulating layer 42, a shielding braid 43 and an outer layer 44 in sequence, where the core 41 is a main body of communication and is used for connecting with a signal terminal on a connector body, and the shielding braid 43 is formed by braiding a plurality of fine wires and is mainly used for grounding and plays a role in shielding an external signal.

In the embodiment of the invention, by designing a new HDMI connector structure, the HDMI connector comprises a connector body, one end of the connector body is an HDMI interface end, the other end of the connector body is a wiring end, the HDMI interface end is used for being connected with an HDMI interface, and the wiring end is used for being electrically connected with a coaxial cable. The connector body comprises an installation body and a plurality of signal terminals arranged on the installation body, the signal terminals are arranged in two rows on the installation body, and the first ends of the signal terminals and the first ends of the installation body jointly form an HDMI interface end of the connector. The second of the installation body is served and is equipped with at least one ground connection portion, including five signal terminal that are used for ground connection in a plurality of signal terminal, and at least two second end that are used for the signal terminal of ground connection with ground connection portion electricity is connected, ground connection portion still be arranged in with the coaxial cable a plurality of sub-cable's shielding braid electricity is connected, ground connection portion and the second end of other signal terminal that are not connected with ground connection portion form the wiring end of connector jointly, need not to draw out the signal terminal that is used for ground connection one by one when preparing the HDMI data line like this and carry out ground connection, ground connection portion still conveniently welds with the shielding braid of a plurality of sub-cable in the coaxial cable directly simultaneously, the ground connection of whole HDMI data line has been accomplished like this.