CN210576834U - Connector with abutting spring sheet for abutting grounding middle plate and grounding terminal thereof - Google Patents

Abstract

The utility model provides a connector and ground terminal with butt shell fragment is with butt ground connection medium plate, this connector includes an insulator, a first metal terminal group, a second metal terminal group and a ground connection medium plate, wherein, this first metal terminal group can be fixed in the insulator with second metal terminal group, and this ground connection medium plate is then located this first metal terminal group and second metal terminal group between the two, the utility model is characterized in that, the ground terminal of this first metal terminal group and/or second metal terminal group, its rear end is equipped with a butt shell fragment, and the free section of this butt shell fragment can butt to ground connection medium plate to form electrical connection, so, because the butt shell fragment takes shape in ground connection's rear end, and can not destroy ground connection's major structure, and the constitution region of butt shell fragment is wider, also helps follow-up welding operation.

Description

Connector with abutting spring sheet for abutting grounding middle plate and grounding terminal thereof

Technical Field

The utility model relates to a connector especially relates to one kind and is equipped with the butt shell fragment in the rear end of ground terminal to can be through the connector of this butt shell fragment butt to ground connection medium plate.

Background

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) generally 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 closely related to the operation of the electronic devices.

As AR/VR applications develop and 4K/8K displays appear, high-quality image transmission is becoming the mainstream, so that the original analog interface is certainly unable to meet the needs, so that DisplayPort (video connector) becomes the preferred interface standard of Consumer Electronics (CE) devices, wherein, in response to the design requirements of modern people for the Consumer Electronics devices, most of them are "thin and short", but the functional requirements are expected to have various novel functions, so that the practitioner must have a certain relative small size for the configuration space of each component in the Consumer Electronics devices to meet the requirements of consumers in terms of appearance and function, so as to improve the competitiveness of the practitioner on the market, which causes the DisplayPort to have a reduced size and move more available space, however, as the volume of the DisplayPort is reduced, the two sets of signal terminals therein are necessarily closer to each other, which is easy to cause interference between the two sets of signal terminals for high frequency transmission, and adversely affects the high frequency and high speed transmission performance of the DisplayPort.

In addition, under the situation that the transmission speed of the digital signal is moving toward high speed and high frequency, the digital signal transmitted through the signal connector itself will also be lost during the transmission process, so that the loss is minimized, and the digital signal can obtain stable and accurate transmission quality, which has become an important issue in the development of the high frequency signal connector industry, especially for the signal connector, the design of the mechanical structure and the analysis of the high frequency electromagnetic electrical design are two distinct professional fields, so how to obtain the best balance point in the engineering design is a difficult challenge.

SUMMERY OF THE UTILITY MODEL

In order to be able to be in the market with fierce competition, it is clear that the inventor relies on the abundant practical experience that various power supply or signal connector designs, processing and makes of specialty over the years, and inherits the research spirit of lean and refinement, after long-term hard research and experiment, eventually develops the utility model discloses a connector and ground terminal with butt shell fragment with butt ground connection medium plate expects to pass through the utility model discloses an emerge, provides the better use experience of user.

An object of the present invention is to provide a connector having a grounding middle plate and a spring plate connected to the grounding middle plate, comprising an insulating body, a first metal terminal set, a second metal terminal set and a grounding middle plate, wherein the insulating body is provided with a receiving space therein, the first metal terminal set comprises a plurality of first signal terminals and at least one first grounding terminal, the first signal terminals and the first grounding terminal are embedded in the insulating body, the front end of the first metal terminal set is exposed out of the receiving space, the second metal terminal set comprises a plurality of second signal terminals and at least one second grounding terminal, the second signal terminals and the second grounding terminal are embedded in the insulating body, the front end of the second metal terminal set is exposed out of the receiving space, the grounding middle plate is located between the first metal terminal set and the second metal terminal set, and the grounding middle plate is not electrically connected to the first signal terminals and the second signal terminals, the connector comprises a first grounding terminal, a second grounding terminal, a grounding middle plate, a plurality of abutting elastic sheets and a plurality of abutting elastic sheets, wherein the abutting elastic sheets are respectively arranged at the rear ends or the positions close to the rear ends of the first grounding terminal and/or the second grounding terminal, the free sections of the abutting elastic sheets can abut against the grounding middle plate to form electrical connection, and therefore, the abutting elastic sheets are in contact arrangement with the grounding middle plate, the connector can be more stable in performance when high-frequency and high-speed transmission is carried out, and the abutting elastic sheets are formed at the rear ends or the positions close to the rear ends of the grounding terminals, so that the connector is simpler to manufacture, and does not excessively occupy too much space in.

Another object of the present invention is to provide a grounding terminal having a butt elastic sheet with a butt grounding middle plate, wherein the grounding terminal can be embedded in an insulating body of a connector, and the grounding terminal is characterized in that a butt elastic sheet is disposed at the rear end or the adjacent rear end of the grounding terminal, and the free section of the butt elastic sheet can be abutted to a grounding middle plate in the insulating body, so as to form an electrical connection.

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 the connector of the present invention;

fig. 2 is an assembly view of the connector of the present invention with the metal shell omitted; and

fig. 3 is a schematic partial cross-sectional view of the connector of the present invention.

In the above figures, the reference numerals have the following meanings:

connector … … 1

Insulating body … … 10

Front seat … … 10A

Rear seat … … 10B

Accommodating space … … 100

Barrel interface … … 101

Terminal groove … … 102

First metal terminal group … … 11

First signal terminal … … 111

First ground terminal … … 113

Abutting elastic sheets … … 115, 125

Free sections … … 1151, 1251

Second metal terminal group … … 12

Second signal terminal … … 121

Second ground terminal … … 123

Ground middle plate … … 13

Metal casing … … 14

Assembly space … … 140

Circuit board … … E

Welding zone … … E1

Detailed Description

The present invention relates to a connector and a grounding terminal thereof having an abutting elastic sheet for abutting a grounding middle plate, please refer to fig. 1 and 2, in an embodiment, the connector 1 includes an insulating body 10, a first metal terminal set 11, a second metal terminal set 12, a grounding middle plate 13 and a metal housing 14, for convenience of description, the upper side of fig. 1 is used as the upper (top) position of an element, the lower side of fig. 1 is used as the lower (bottom) position of the element, the left lower side of fig. 1 is used as the front position of the element, and the upper right side of fig. 1 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. 1, and the practitioner can adjust the style of each element, or even increase or decrease the elements according to the product requirement, for example, the connector 1 may not be provided with the metal shell 14, or the metal shell 14 is integrated with the shell of the product or other mechanisms, and the practitioner only needs to assemble the insulating body 10 together with the elements thereon into the elements equivalent to the metal shell 14, so as long as the connector 1 has the relevant basic structure and efficacy of the following embodiments, that is, the connector 1 to be protected by the present invention.

Referring to fig. 1-2, in the embodiment, an assembly space 140 is disposed in the metal housing 14, the insulating body 10 can extend into and be fixed to the assembly space 140, so as to achieve the effects of electromagnetic interference (EMI) prevention and protection of the insulating body 10 through the metal housing 14, and further, a socket 101 is disposed at the front side of the insulating body 10, an accommodating space 100 is disposed therein, and the accommodating space 100 and the socket 101 are communicated with each other, in the embodiment, the specification of the connector 1 is exemplified by a male end (plug end) of a video connector (DisplayPort), therefore, a plurality of terminal slots 102 are further disposed on two corresponding inner side surfaces of the insulating body 10, and the socket 101, the terminal slots 102 and the accommodating space 100 are also communicated with each other. In other embodiments of the present invention, the insulation body 10 may not have the terminal groove 102, or a tongue plate may be added to the accommodating space 100 and the terminal groove 102 is disposed on the tongue plate, according to the connector requirements of different specifications, not only the configuration illustrated in fig. 1.

Referring to fig. 1-2, the first metal terminal set 11 is fixed on the insulating body 10, and includes a plurality of first signal terminals 111 and at least one first ground terminal 113, in this embodiment, the first signal terminals 111 and the first ground terminal 113 can be embedded in corresponding terminal slots 102 on one side surface, and front ends of the first signal terminals 111 and the first ground terminal 113 are exposed out of the accommodating space 100 (as shown in fig. 2); furthermore, the second metal terminal set 12 is also fixed on the insulating body 10, and includes a plurality of second signal terminals 121 and at least one second ground terminal 123, in this embodiment, the second signal terminals 121 and the second ground terminal 123 are embedded in the corresponding terminal slots 102 on the other side surface, and the front ends thereof are also exposed out of the accommodating space 100 (as shown in fig. 2).

Referring to fig. 1 and 3, the ground middle plate 13 is located between the first metal terminal set 11 and the second metal terminal set 12, and is not electrically connected to the first signal terminal 111 and the second signal terminal 121, so as to avoid a short circuit. The utility model is characterized in that the rear end or the position near the rear end of the first grounding terminal 113 and/or the second grounding terminal 123 is respectively provided with a butting elastic sheet 115, 125, for example, the abutting elastic sheet 115 is extended from the position of the first ground terminal 113 near the rear end, the abutting elastic sheet 125 is extended from the position of the second ground terminal 123 near the rear end, and furthermore, the free sections 1151, 1251 of the abutting springs 115, 125 can abut (e.g., simply abut, weld, snap, etc.) to the ground plane 13, so as to form an electrical connection (fig. 3 shows only the form of the abutting elastic sheet 115 of the first ground terminal 113 abutting against the ground middle plate 13), so that, when the connector 1 of the present invention is performing high frequency and high speed transmission, the performance is more stable to meet the user's use requirements without excessively increasing the overall volume of the connector 1.

In addition, as shown in fig. 1 and fig. 3, since the abutting elastic pieces 115 and 125 are formed at the rear ends of the first ground terminal 113 and the second ground terminal 123 or at the positions close to the rear ends, the forming is simple, and the main structure of the ground terminals 113 and 123 is not damaged, that is, the front ends and the middle sections of the ground terminals 113 and 123 can be kept intact, so that the front ends and the middle sections of the ground terminals can completely transmit signals or currents when the ground terminals are in contact with the ground terminal of another connector at a later time, and the structure is not damaged to cause adverse effects. Further, since the contact spring pieces 115 and 125 have a wide area, as shown in fig. 1, it is clear that a large area can be formed between the contact spring pieces 115 and 125 and the corresponding first and second ground terminals 113 and 123, which is helpful for the subsequent welding operation.

In order to avoid excessive wear of the metal terminals due to the material quality or length thereof during the transmission process, the inventor further shortens the lengths of the signal terminals 111, 121 and the ground terminals 113, 123, that is, compared with the conventional connector, the lengths of the signal terminals 111, 121 and the ground terminals 113, 123 of the present invention do not exceed the overall length of the insulating body 10, so as to refer to fig. 1 to 3, the inventor particularly adds a circuit board E in the connector 1, the circuit board E can be located in the insulating body 10 (i.e., in the accommodating space 100), the rear ends or the positions adjacent to the rear ends of the first signal terminals 111 and the first ground terminals 113 can be welded to the top surface of the circuit board E and the position adjacent to the front side (e.g., the welding region E1 of fig. 1), the rear ends or the positions adjacent to the rear ends of the second signal terminals 121 and the second ground terminals 123 can be welded to the bottom surface of the circuit board E and the position adjacent to the bottom surface of the circuit board E The rear area of the circuit board E, adjacent to the front side, can be connected to further transmission lines, which has the following advantages:

(1) the signal terminals 111 and 121 and the ground terminals 113 and 123 are shorter in length, so that they can reduce a loss rate when transmitting a signal or current;

(2) for the male end of the video connector (DisplayPort), the outer side of the video connector is usually provided with a key for a user to unlock by pressing the key when plugging, and moreover, because the circuit board E can replace a hollowed plastic area and the strength of the circuit board E is usually higher than that of plastic, the overall strength of the insulation body 10 can be effectively improved, and the service life is longer; and

(3) the rear ends or positions near the rear ends of the ground terminals 113 and 123 can be soldered to the circuit board E, and the abutting elastic pieces 115 and 125 at the rear ends can abut against the ground middle plate 13, that is, the ground loop between the ground middle plate 13 and the circuit board E is short, so as to form better grounding and anti-interference effects.

In view of the above, referring to fig. 1 and fig. 2, in this embodiment, the insulation body 10 can be composed of at least a front seat 10A and a rear seat 10B, and the rear side of the front seat 10A and the front side of the rear seat 10B can be assembled into a whole (as shown in fig. 2), so that the inner spaces of the front seat 10A and the rear seat 10B can form an accommodation space 100 together, and the circuit board E can be conveniently disposed in the insulation body 10, as shown in fig. 1, the circuit board E can be inserted from the rear end of the front seat 10A, and the rear seat 10B can be assembled from the rear end of the circuit board E forward to the front seat 10A, so that the circuit board E can be completely covered by the whole body, thereby greatly improving the convenience of assembly.

The above description is only a preferred embodiment of the present invention, and the protection scope of the claims is not limited thereto, and all the equivalent changes that can be easily conceived by those skilled in the art according to the technical contents disclosed in the present invention should not depart from the protection scope of the present invention.

Claims (9)

1. A connector having an abutting spring for abutting a ground midplane, comprising:

an insulating body, in which a containing space is arranged;

a first metal terminal group including a plurality of first signal terminals and at least one first ground terminal, wherein the first signal terminals and the first ground terminal are embedded in the insulating body, and the front end of the first metal terminal group is exposed out of the accommodating space;

a second metal terminal group including multiple second signal terminals and at least one second ground terminal, wherein the second signal terminals and the second ground terminal are embedded in the insulating body, and the front ends of the second signal terminals and the second ground terminal are exposed out of the accommodating space; and

a grounding middle plate located between the first metal terminal set and the second metal terminal set and not electrically connected to each first signal terminal and each second signal terminal;

the grounding structure is characterized in that the rear ends or the positions close to the rear ends of the first grounding terminal and/or the second grounding terminal are respectively provided with an abutting elastic sheet, and the free sections of the abutting elastic sheets are abutted to the grounding middle plate so as to form electrical connection.

2. The connector of claim 1, further comprising a circuit board disposed in the accommodating space, wherein rear ends or positions adjacent to the rear ends of the first signal terminals and the first ground terminals can be soldered to a top surface of the circuit board at positions adjacent to a front side; the rear ends or positions near the rear ends of the second signal terminals and the second ground terminals can be soldered to the bottom surface of the circuit board near the front side.

3. The connector of claim 2, wherein the housing includes a front housing and a rear housing, and the rear side of the front housing and the front side of the rear housing are integrally assembled.

4. The connector of claim 3, wherein each of the abutting elastic pieces is folded and extended from the rear end of the first ground terminal and/or the second ground terminal, and extends beyond the front side of the circuit board so as to abut against the rear side of the ground middle plate or a position adjacent to the rear side.

5. The connector according to any one of claims 1 to 4, further comprising a metal housing having an assembly space formed therein, and the insulating body is capable of being inserted into and fixed to the assembly space.

6. The connector of claim 5, wherein the connector is a video connector.

7. The connector of claim 6, wherein a plurality of terminal slots are respectively disposed on two corresponding sides of the insulating housing, the first signal terminals and the first ground terminals are respectively embedded in the corresponding terminal slots on one side, and the second signal terminals and the second ground terminals are respectively embedded in the corresponding terminal slots on the other side.

8. A grounding terminal with an abutting elastic sheet for abutting against a grounding middle plate can be embedded into an insulating body of a connector according to any one of claims 1 to 7, characterized in that an abutting elastic sheet is arranged at the rear end or the position close to the rear end of the grounding terminal, and the free section of the abutting elastic sheet abuts against a grounding middle plate in the insulating body so as to form electrical connection.

9. The ground terminal of claim 8, wherein each of the abutting elastic pieces is folded and extended from the rear end of the first ground terminal and/or the second ground terminal, respectively, so as to abut against the rear side of the ground middle plate or a position adjacent to the rear side.

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