CN214798037U - Connecting terminal group with double grounding structures and connector thereof - Google Patents

Abstract

The utility model discloses a connecting terminal group and connector with two ground structure, wherein, this connector comprises an insulator and an at least connecting terminal group at least, this connecting terminal group can be located this insulator, it contains many metal terminals, many ground terminal and a conductive plastic part, wherein, this metal terminal can not contact with ground terminal each other, and the rear end of two at least ground terminal is equipped with a connection area body, this connection area physical stamina and these two ground terminal integrated into one piece, this conductive plastic part can also be with an at least ground terminal looks electrical connection, so, the two ground structure that this connector has, can ensure that these a little ground terminal reaches anticipated good ground effect, and the convenience on production can also be improved by a wide margin to integrative fashioned connection area body and these ground terminal.

Description

Connecting terminal group with double grounding structures and connector thereof

Technical Field

The utility model relates to a connecting terminal group and connector field thereof especially relate to a connecting terminal group with two kinds of ground structure.

Background

With the progress of communication technology and electronic technology, electronic devices with various functions, such as: portable mobile power supply devices for mobile phones to supply power continuously, mobile phones which enable people to communicate at both ends of the world, walkmans which can satisfy people to listen to music anytime and anywhere, and Personal computers (Personal computers) which can assist people to process various things have become indispensable tools in modern people's life and work.

In addition, in order to receive electronic signals and power from the outside, various electronic devices (e.g., smart phones, tablet computers, desktop computers, notebook computers, digital cameras, etc.) usually have to configure a signal Connector on the body of each electronic device, generally speaking, the signal Connector (Connector) refers to all connecting elements and accessories thereof applied to electronic signals and power, and is a bridge for all signals, the quality of which affects the reliability of current and signal transmission and is also closely related to the operation of the electronic device, and a plurality of electronic devices can be connected into a complete system through the function of the signal Connector, so as to transmit electronic signals or power to each other, and thus, the signal Connector is an indispensable element for each electronic device to realize a predetermined function.

With the change of application and installation position, the connector also has a plurality of different structural types to adapt to and meet the requirements of use. Referring to fig. 1, a conventional strip line connector assembly is illustrated, which includes a connector 11, a metal grounding member 12 and a transmission line 13, wherein the connector 11 is a serial Advanced Technology attachment (serial ata) connector, a plurality of signal terminals 111 and a plurality of grounding terminals 112 are disposed on one side of the connector, a plurality of concave portions 120 are recessed in the metal grounding member 12, a plurality of solder pins 121 are protruded on one side of the metal grounding member, and each solder pin 121 can be soldered to a corresponding grounding terminal 112. The transmission line 13 is composed of a core 131, an inner insulation layer 132, a metal mesh layer 133 and an outer insulation layer 134 in this order from inside to outside, and the inner insulation layer 132 prevents the core 131 from contacting the metal mesh layer 133. The core wire 131 of the transmission line 13 can be soldered to the corresponding signal terminal 111, the metal mesh layer 133 can be accommodated in the corresponding recess 120, and the signal terminal 111 and the ground terminal 112 can be prevented from being short-circuited by the design of the inner insulating layer 132.

However, since the grounding terminals 112 form grounding paths between each other through the metal grounding member 12, in actual production, besides the need to additionally produce the metal grounding member 12, the worker in the art needs to add an assembling station to assemble the metal grounding member 12 onto the connector 11 and the transmission line 13, which not only increases the overall production cost, but also prolongs the overall production process. In addition, when the metal ground 12 is produced, the range of the concave portion 120 and the position of the soldering foot 121 need to be accurately controlled so as to be assembled between the connector 11 and the transmission line 13 as desired, i.e., the metal ground 12 needs to have higher precision in production so as to solve the tolerance problem. Therefore, how to effectively solve the above problems and a major problem of the present invention are discussed herein.

Disclosure of Invention

In order to be able to be in the market with fierce competition, it is clear that the technical personnel in the field rely on the abundant practical experience of designing, processing and manufacturing various power supply or signal connectors of professional pursuit for many years, and inherit the research spirit of lean and refinement, after long-term effort research and experiment, develop the utility model discloses a connecting terminal group and connector with double grounding structure, hope to pass through the utility model discloses an emerging, effectively solve aforementioned problem to provide the better use experience of user.

An object of the present invention is to provide a connection terminal set with a dual grounding structure, which can be disposed in a strip line connector and at least comprises a plurality of metal terminals, a plurality of grounding terminals and a conductive plastic member, wherein the metal terminals can transmit power or signals; the rear ends of at least two grounding terminals are provided with a connecting belt body, so that the two grounding terminals are electrically connected with each other through the connecting belt body, and the connecting belt body can be integrally formed with the two grounding terminals connected with the connecting belt body; the conductive plastic part can be electrically connected with at least one grounding terminal. Therefore, the expected good grounding effect of the grounding terminals can be ensured through the double grounding structure formed by the conductive plastic part and the connecting belt body.

Another objective of the present invention is to provide a connector with dual grounding structures, which at least includes an insulating body and at least one connecting terminal set, wherein at least one socket is disposed on the front side of the insulating body, and at least one accommodating space is disposed therein, the accommodating space can be communicated with the corresponding socket, the connecting terminal set can be assembled into the insulating body, and the connecting terminal set at least includes a plurality of metal terminals, a plurality of grounding terminals and a conductive plastic part, and each metal terminal can transmit power or signals, and the front end of the connecting terminal can be exposed out of the accommodating space; the front end of each grounding terminal can be exposed out of the accommodating space, and the rear ends of at least two grounding terminals are provided with a connecting belt body, so that the two grounding terminals are electrically connected with each other through the connecting belt body, and the connecting belt body can be integrally formed with the two grounding terminals connected with the connecting belt body to serve as a first grounding structure; the conductive plastic part can be electrically connected with at least one grounding terminal to be used as a second grounding structure. Therefore, the connector not only has a double-grounding structure, but also greatly improves the production convenience by integrally forming the connecting belt body and the grounding terminals, and does not need to use an additional grounding element so as to reduce the production cost.

For further understanding and appreciation of the objects, technical features, and effects of the invention, the embodiments will now be described in detail with reference to the accompanying drawings, in which:

drawings

FIG. 1 is an exploded view of a known strip line connector;

fig. 2 is a perspective view of the connector of the present invention;

fig. 3 is an exploded view of the connector of the present invention;

fig. 4 is an exploded view of the connection terminal set of the present invention;

fig. 5 is an assembly view of the insulating body and the connecting terminal set according to the present invention;

fig. 6 is an assembly diagram of the connection terminal set and the transmission line according to the present invention.

Description of reference numerals: 11: connector with a locking member

111: signal terminal

112: grounding terminal

12: metal grounding piece

120: concave part

121: welding foot

13: transmission line

131: core wire

132: inner insulating layer

133: metal net layer

134: outer insulating layer

2: connector with a locking member

21: insulating body

210: interface

211: accommodation space

22: connecting terminal group

221: metal terminal

222: grounding terminal

223: conductive plastic part

2230: bump

2231: assembly unit

224: connecting belt body

225: terminal seat

226: through groove

23: shell body

230: assembly space

231: first shell

232: second housing

24: transmission line

241: core wire

242: inner insulating layer

243: metal net layer

244: outer insulating layer

H1: first distance

H2: second distance

Detailed Description

In order to make the objects, technical contents and advantages of the present invention more apparent, the embodiments disclosed in the present invention are further described in detail below with reference to the accompanying drawings. The advantages and effects of the present invention will be understood by those skilled in the art from the disclosure herein, and the invention may be embodied or applied in other different specific embodiments, and various changes and modifications may be made in the details herein without departing from the spirit and scope of the invention. It should be noted that the drawings of the present invention are merely schematic illustrations, and are not drawn to actual dimensions.

It should be understood that the embodiments used anywhere in the specification of the present invention, including the use of any term, are illustrative only and do not limit the scope or meaning of the invention or any term in any way. Likewise, the present invention is not limited to the various embodiments disclosed in the specification. Although the terms first, second, third and the like may be used herein to describe various elements, each element should not be limited by the foregoing terms, which are primarily used to distinguish one element from another, should not impose any substantial limitation on any element, and should not limit the order in which various elements are assembled or arranged in actual use. Further, directional phrases used in connection with the embodiments, such as "upper," "lower," "front," "rear," "left," "right," etc., are merely directional terms referring to the drawings. Therefore, the directional terminology used is intended to be in the nature of words of description rather than of limitation.

In an embodiment, please refer to fig. 2 and 3, the connector 2 includes an insulating body 21, at least one connecting terminal group 22 and a housing 23, wherein, for convenience of explaining the relative relationship between the elements, the left lower side of fig. 2 is used as the front position of the element, and the right upper side of fig. 2 is used as the rear position of the element. In addition, the form of the connector of the present invention is not limited to that depicted in fig. 2 and 3, and workers in the field can adjust the style of each component, even increase or decrease the components, according to the product requirements, for example, the connector 2 may not be provided with the housing 23, or the housing 23 is integrated with the housing or other mechanisms of the product, and workers in the field only need to assemble the insulating body 21 and the components thereon into the components equivalent to the housing 23. Therefore, the connector 2 to be protected in the present invention is only required to have the basic structure and function related to the following embodiments, which are also described herein.

Referring to fig. 2 and 3, in the embodiment, the housing 23 can be assembled by a first housing 231 and a second housing 232, wherein the first housing 231 is shaped like a hollow frame and has an assembly space 230 therein, the insulating body 21 can extend into the assembly space 230, the second housing 232 is shaped like a plate and can be assembled to the top side of the first housing 231, and the insulating body 21 can be fixed in the housing 23, so as to achieve the effects of preventing external electromagnetic interference (EMI), serving as a circuit grounding path, protecting the insulating body 21, and the like through the effect of the housing 23. However, in other embodiments of the present invention, the housing 23 can be assembled by a single element or three or more elements, not limited to two elements (the first housing 231 and the second housing 232) in fig. 3, as long as the assembly space 230 can be provided in the housing 23 for accommodating and fixing the insulating body 21, which is the housing 23 of the present invention, and is described herein together.

As shown in fig. 3, two sockets 210 are disposed on the front side of the insulating body 21, two accommodating spaces 211 are disposed therein, and each accommodating space 211 can be respectively communicated with a corresponding socket 210, the socket 210 functions to enable a terminal of another connector to penetrate into the accommodating space 211 through the socket 210, so that the connector 2 and the another connector can form an electrical connection to transmit signals and/or power mutually, and therefore, the structural design sufficient to form the above functions is the socket 210 of the present invention. In addition, the insulating body 21 of the present invention is not limited to the embodiment illustrated in fig. 3, and in other embodiments of the present invention, the insulating body 21 may be provided with a single or more than three insertion ports 210 and a single or more than three accommodating spaces 211. Even with different connector types (such as plug type or socket type), the front side of the insulating body 21 can be protruded with a tongue plate, and the top side and/or bottom side space corresponding to the tongue plate can be the accommodating space 211 of the present invention for accommodating the required connecting terminal set 22, and the tongue plate can form the required socket 210 together with the inner wall surface of the housing 23.

Referring to fig. 3, in the embodiment, the connector 2 has four sets of connection terminal sets 22, and the two sets of connection terminal sets 22 at the left side of fig. 3 are assembled together; the two sets of connecting terminal sets 22 at the right side position in fig. 3 are also assembled into a whole. The connecting terminal sets 22 can be assembled into the insulating body 21, and two connecting terminal sets 22 assembled into a whole can be located in the same accommodating space 211, but the connecting terminal sets 22 not assembled into a whole are located in different accommodating spaces 211. However, in other embodiments of the present invention, if only a single accommodating space 211 is provided, the connecting terminal groups 22 can be located in the same accommodating space 211; alternatively, only two sets of the connection terminal groups 22 may be provided and may be disposed in different accommodation spaces 211.

Referring to fig. 3, each of the connection terminal sets 22 at least includes a plurality of metal terminals 221, a plurality of ground terminals 222 and a conductive plastic member 223, in this embodiment, the connection terminal sets 22 that are not assembled into a whole have different numbers of terminals but have the same structural features, and now two connection terminal sets 22 at the left side of fig. 3 are described, referring to fig. 4, each of the metal terminals 221 can be used to transmit power or signals, and when the connection terminal set 22 is located on the insulating body 21, the front end of each of the metal terminals 221 can be exposed out of the accommodating space 211. Each of the ground terminals 222 is used for grounding, and can be electrically connected to a grounding mechanism of the connector 2, for example, can be directly or indirectly connected to the housing 23, a grounding circuit of a circuit board, or a grounding portion of a transmission line, and when the connection terminal set 22 is located on the insulating body 21, a front end of each of the ground terminals 222 can be exposed out of the accommodating space 211.

Referring to fig. 4, in the embodiment, the rear ends of the ground terminals 222 are provided with a connection belt 224, so that the ground terminals 222 can be electrically connected to each other through the connection belt 224 as a first grounding structure, but in other embodiments of the present invention, as required by a product, it is not limited that all the ground terminals 222 are provided with the connection belt 224, as long as the rear ends of at least two ground terminals 222 are provided with the connection belt 224. In addition, the connecting strip 224 is integrally formed with the ground terminals 222, that is, a worker in the art will produce the connecting strip 224 together with the ground terminals 222, and the connecting strip 224 can be a material strip of the ground terminals 222 during the production process. In particular, in the conventional process of producing terminals, a metal plate is usually stamped to form a plurality of terminals, and the tail ends (rear ends) of the terminals are provided with a tape for use in the subsequent process, and then the tape is cut off to form a plurality of independent terminals. However, the present invention only cuts off the area between the metal terminal 221 and the material belt without adding additional components, and keeps the grounding terminal 222 and the material belt, so that the material belt can be used as the connecting belt 224, and thus, the grounding terminals 222 can be electrically connected to each other without using additional grounding components, thereby effectively reducing the overall production cost and simplifying the manufacturing process.

Referring to fig. 4, the conductive plastic member 223 can be electrically connected to the grounding mechanism of the connector 2, for example, can be directly or indirectly connected to the housing 23, the grounding circuit of the circuit board, or the grounding portion of the transmission line, and can be electrically connected to at least one grounding terminal 222 as a second grounding structure, but it does not contact the metal terminals 221, in this embodiment, a plurality of bumps 2230 are protruded on one side of the conductive plastic member 223, and the bumps 2230 can abut against, clamp, or wrap a local area of the grounding terminals 222, so that the connecting terminal group 22 can have a double grounding structure by the design of the conductive plastic member 223 and the connecting strip 224, and the grounding terminals 222 can achieve a desired good grounding effect.

In addition, when the connector 2 is in the form of a strip connector, it further includes at least one transmission line 24, the transmission line 24 can be connected to the metal terminal 221 or the ground terminal 222 and can be carried by the connecting strip 224, as shown in fig. 4 and fig. 6, in this embodiment, the transmission line 24 is formed by a core 241, an inner insulating layer 242, a metal mesh layer 243 and an outer insulating layer 244, which can be sequentially formed from inside to outside, wherein the core 241 can be used for transmitting signals or electrons, the inner insulating layer 242 covers the outside of the core 241, the metal mesh layer 243 is usually used to reduce the negative effect of the external electromagnetic field on the core 241 and can prevent the core 241 from radiating electromagnetic energy outwards, and therefore, it is usually grounded to form a shielding effect and covers the outside of the inner insulating layer 242 but does not contact the core 241, the outer insulating layer 244 covers the outside of the metal mesh layer 243, so as to achieve the protection effect. In addition, the core wire 241 can be connected to the metal terminal 221, and the metal mesh layer 243 can be connected to the connecting strip 224, so that the connecting strip 224 can provide a load-bearing function for the transmission line 24.

In other embodiments of the present invention, the transmission line can only include a core line and an insulating layer, when the core line is connected to the metal terminal 221, the transmission line can be supported on the connecting strip 224, but the contact area between the transmission line and the connecting strip 224 is provided with the insulating layer. Alternatively, when the transmission line is used as a ground line, the area adjacent to the welding point, in addition to the welding point with the ground terminal 222, can be carried on the connection tape 224. Thus, due to the load-bearing effect of the connecting tape 224, the transmission line 24 can be stably connected to the metal terminal 221 and/or the ground terminal 222, and the wire material adjacent to the welding position can be prevented from being excessively bent and broken.

In addition, in order to facilitate the assembly of the metal terminals 221 and the ground terminals 222 into the insulating body 21, the connection terminal set 22 further includes a terminal block 225, wherein the terminal block 225 is made of an insulating material, and the local areas of the metal terminals 221, the ground terminals 222 and the conductive plastic piece 223 can be respectively located in the terminal block 225, so that the metal terminals 221, the ground terminals 222 and the conductive plastic piece 223 can be moved simultaneously through the terminal block 225, thereby greatly improving the convenience of assembly. In addition, with the type of the connector 2 being different, please refer to fig. 4, the two ground terminals 222 connected to the connecting strip 224 are separated from each other by a first distance H1, and at least one metal terminal 221 can be located in the first distance H1, and the rear end of the metal terminal 221 is separated from the connecting strip 224 by a second distance H2, so that the metal terminal 221 does not contact the connecting strip 224.

As shown in fig. 4, when the terminal block 225 is disposed on the connection terminal set 22, the terminal block 225 can be disposed with at least one through slot 226, and the through slot 226 can correspond to the second distance H2. The utility model discloses an in the production process, these some metal terminal 221 and ground terminal 222 are produced, and when the material area on it has not been amputated yet, this terminal seat 225 can be fixed in on these some metal terminal 221, ground terminal 222 and material area with the ejection of compact mode, later, a platform can directly set up out this logical groove 226 on this terminal seat 225, amputate the metal terminal 221 in the lump simultaneously and expect the connection region between the area, in order to form the utility model discloses a connection area body 224. In another manufacturing process of the present invention, when the terminal base 225 is fixed on the metal terminals 221, the grounding terminal 222 and the material belt, the through grooves 226 are formed, and the connection area between the metal terminals 221 and the material belt is exposed from the through grooves 226, the machine platform can go deep into the through grooves 226, so as to cut off the connection area between the metal terminals 221 and the material belt, and form the connection belt 224 of the present invention.

As shown in fig. 4, when the two connecting terminal sets 22 are assembled into a whole, the two conductive plastic parts 223 are respectively provided with assembling units 2231 (such as a convex column or a concave groove) matched with each other, the assembling unit 2231 is drawn only on the top surface of the lower conductive plastic part 223 in fig. 4, but the bottom surface of the upper conductive plastic part 223 in fig. 4 is also provided with a matching assembling unit 2231 (such as a concave groove or a convex column), so that the two connecting terminal sets 22 can form a tight grounding path to exert a good grounding effect.

The above description is only a preferred embodiment of the present invention, but the scope of the claims of the present invention is not limited thereto, and the equivalent changes that can be easily thought by the workers in the field according to the technical content disclosed in the present invention should not depart from the scope of the present invention.

Claims (10)

1. A connecting terminal group with a double ground structure, arranged in a belt-line connector, is characterized in that, comprising: Multiple metal terminals to transmit power or signals; Multiple grounding terminals, and at least two grounding terminals are provided with a connecting strip at the rear end, so that the two grounding terminals are electrically connected to each other through the connecting strips, wherein the connecting strips are connected to the two grounding terminals The terminal is integrally formed as the first grounding structure; and a conductive plastic part, which is electrically connected with at least one grounding terminal to serve as the second grounding structure. 2 . The connecting terminal set according to claim 1 , further comprising a terminal seat, wherein the terminal seat is made of insulating material, and the metal terminals, the ground terminals and the local area of the conductive plastic part are respectively located in this terminal block. 3 . The connecting terminal set according to claim 2 , wherein the two grounding terminals connected with the connecting strip are separated from each other by a first distance, and at least one metal terminal is located in the first distance, and the aforementioned The rear end of the metal terminal is separated from the connecting strip by a second distance. 4 . The connecting terminal set according to claim 3 , wherein at least one through slot is defined in the terminal base, and the through slot corresponds to the second distance. 5 . 5. A connector with a double ground structure, characterized in that it comprises: an insulating body with at least one plug-in port on the front side, and at least one accommodating space in it, the accommodating space communicates with the corresponding plug-in port; at least one connecting terminal group is assembled into the insulating body, and the The connecting terminal group at least includes a plurality of metal terminals, a plurality of ground terminals and a conductive plastic part, wherein each of the metal terminals transmits power or signals, and the front end of the metal terminal is exposed to the accommodating space; the front end of each of the ground terminals is exposed to the accommodating space. space, and a connection strap is provided at the rear end of at least two grounding terminals, so that the two grounding terminals are electrically connected to each other through the connecting strapping, and the connecting strapping body is integrally formed with the two grounding terminals connected to it. , as the first grounding structure; the conductive plastic part is electrically connected with at least one grounding terminal to serve as the second grounding structure. 6 . The connector according to claim 5 , further comprising a terminal block, wherein the terminal block is made of insulating material, and the metal terminals, the ground terminals and the partial areas of the conductive plastic part are respectively located in the local area of the conductive plastic part. 7 . inside the terminal block. 7 . The connector according to claim 6 , wherein the two ground terminals connected with the connection strip are separated from each other by a first distance, and at least one metal terminal is located in the first distance, and the metal terminal is located in the first distance. 8 . The rear end of the terminal is separated from the connecting strip by a second distance. 8 . The connector of claim 7 , wherein at least one through slot is defined in the terminal base, and the through slot corresponds to the second distance. 9 . 9 . The connector according to claim 5 , further comprising a casing, wherein an assembly space is provided in the casing, and the insulating body is positioned to the assembly space. 10 . 10 . The connector of claim 9 , further comprising at least one transmission line, the transmission line being connected to the metal terminal or the ground terminal and carried by the connection strip. 11 .

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