CN112769002A - Connector capable of reducing signal interference - Google Patents
Connector capable of reducing signal interference Download PDFInfo
- Publication number
- CN112769002A CN112769002A CN201911070801.4A CN201911070801A CN112769002A CN 112769002 A CN112769002 A CN 112769002A CN 201911070801 A CN201911070801 A CN 201911070801A CN 112769002 A CN112769002 A CN 112769002A
- Authority
- CN
- China
- Prior art keywords
- metal terminals
- tongue plate
- portions
- connector
- metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims abstract description 117
- 230000003139 buffering effect Effects 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6461—Means for preventing cross-talk
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
Abstract
The invention relates to a connector capable of reducing signal interference, which comprises a tongue plate, a plurality of first metal terminals and a plurality of second metal terminals; a plurality of buffer parts are formed on the tongue plate, the first metal terminals are arranged in the tongue plate, the front ends and the rear ends of the first metal terminals are respectively exposed out of the front end and the rear end of the tongue plate, the front ends of the first metal terminals are arranged between the front end and the buffer parts of the tongue plate, the second metal terminals are arranged in the tongue plate, the front ends of the second metal terminals are exposed out of the tongue plate and correspond to the buffer parts, and the rear ends of the second metal terminals are exposed out of the rear end of the tongue plate; the buffer parts provide a space for the deformation of the corresponding second metal terminals, and the first metal terminals and the second metal terminals are respectively arranged in the tongue plate and only expose the connecting part, so that the signal is prevented from being interfered, and the use reliability and the durability are improved.
Description
Technical Field
The present invention relates to a connector, and more particularly, to a connector capable of reducing signal interference.
Background
Currently, a Universal Serial Bus (USB) connector is available on the market, and the USB connector has a hot plug function, so that electronic devices can be conveniently and quickly connected to each other to transmit data or charge, and in addition, a plurality of electronic devices are allowed to share one USB connector, thereby reducing the hardware configuration cost of the electronic devices. The current USB connector has evolved to the current USB3.0 version, and is full of electronic devices used in people's daily life, such as mobile devices, televisions, refrigerators, computers, etc., which further prove the importance and convenience of the USB connector to people's life. The current USB connector includes a metal shell, a tongue plate, a plurality of first metal terminals and a plurality of second metal terminals, where the plurality of first metal terminals and the plurality of second metal terminals are respectively disposed on a top surface of the tongue plate and located in the metal shell, and one end of the plurality of first metal terminals and one end of the plurality of second metal terminals are both connected to a Printed Circuit Board (PCB); when in use, the USB connector is electrically connected to a universal interface port, so that signals can be transmitted to the electronic device or the mobile device through the metal terminals.
However, although the existing USB connector has the effect of shielding external signal interference due to the metal shell covering, since the plurality of first metal terminals and the plurality of second metal terminals are directly exposed on the top surface of the tongue plate, and the tongue plate is usually made of plastic material, when signals are transmitted, the plurality of first metal terminals and the plurality of second metal terminals inside the USB connector interfere with each other by noise, static electricity, and the like, so that the strength of signal transmission is affected, the quality of signal transmission is further deteriorated, the stability of the USB connector in use is deteriorated, and the use is disturbed; therefore, the overall structure of the prior art USB connector has the problems and disadvantages as described above, and needs to be improved.
Disclosure of Invention
In view of the above-mentioned problems of the prior art, a primary object of the present invention is to provide a connector capable of reducing signal interference, in which a metal terminal is embedded in a tongue plate to expose only a portion for electrical connection, so as to reduce interference during signal transmission and improve signal transmission quality.
In order to achieve the above object, the connector capable of reducing signal interference includes:
a tongue plate, which is provided with a front end and a rear end which are opposite to each other, a plurality of buffer parts are formed on the tongue plate, and the plurality of buffer parts are adjacent to the front end of the tongue plate;
a plurality of first metal terminals arranged in the tongue plate, wherein the front ends of the first metal terminals are exposed between the front end of the tongue plate and the plurality of buffer parts, and the rear ends of the first metal terminals are exposed out of the rear end of the tongue plate;
the front ends of the second metal terminals are elastically and respectively and repositionably extended into the corresponding buffer parts, and the rear ends of the second metal terminals are exposed out of the rear end of the tongue plate.
In another aspect, the connector for reducing signal interference includes a plurality of first metal terminals, each of the first metal terminals has a contact portion at a front end, a pin portion at a rear end, and a connection portion connected between the corresponding contact portion and the corresponding pin portion, the contact portions of the first metal terminals are arranged at intervals at the front end of the tongue plate, and the pin portions of the first metal terminals are arranged at intervals at the rear end of the tongue plate.
In another aspect, the connector for reducing signal interference includes a plurality of second metal terminals, each of the second metal terminals includes a spring portion at a front end, a pin portion at a rear end, and a connecting portion connected between the corresponding spring portion and the corresponding pin portion, the spring portions of the second metal terminals are arranged at intervals on the tongue plate, and the pin portions of the second metal terminals are arranged at intervals at the rear end of the tongue plate corresponding to the buffer portion.
Further, the connector capable of reducing signal interference is characterized in that the front ends of the elastic pieces are respectively arc-shaped and can be reset to extend into the buffer part.
In addition, the connecting portions of the first metal terminals and the connecting portions of the second metal terminals are spaced up and down between the top surface and the bottom surface of the tongue plate.
Furthermore, the connector capable of reducing signal interference further includes a connecting portion disposed on the top surface of the tongue plate and respectively used for connecting the spring portions of the second metal terminals and the pin portions of the second metal terminals.
Further, the connector capable of reducing signal interference further includes a housing surrounding the tongue plate, the first metal terminals and the second metal terminals.
Furthermore, the connector capable of reducing signal interference further includes two ground layers disposed in the tongue plate and respectively located above and below the connecting portions, wherein the two ground layers are metal layers and can be in contact with the housing or connected to the first metal terminal for grounding.
Further, the connector capable of reducing signal interference is provided, wherein the first metal terminals are USB2.0 metal terminals, and the second metal terminals are USB3.0 metal terminals.
In another aspect, the connector for reducing signal interference includes a plurality of buffering portions, wherein each buffering portion is a through hole and penetrates through the top surface and the bottom surface of the tongue plate.
According to the structure, the first metal terminals are arranged in the tongue plate, only the front ends and the rear ends for connection are exposed, the second metal terminals are arranged in the tongue plate, only the front ends and the rear ends for connection are exposed, the grounding layers are respectively arranged above and below the connecting parts, interference in signal transmission can be avoided, the use reliability and the durability are improved, the influence of noise interference of the external environment and the like on signals transmitted on the first metal terminals and the second metal terminals can be avoided, the strength of signal transmission is weakened, the quality of signal transmission is improved, and the use reliability and the stability of the connector are improved.
In addition, when the connector is connected with a universal interface port, the front ends of the second metal terminals have elasticity and can be extended into the corresponding buffer parts in a resetting way, so that the use loss of the second metal terminals is reduced, and the durability of the connector is improved.
Drawings
Fig. 1 is a perspective view of a preferred embodiment of the present invention.
FIG. 2 is a front sectional view of the preferred embodiment of the present invention.
FIG. 3 is a side sectional view of the preferred embodiment of the present invention.
Fig. 4 is a partially enlarged view of the position a of fig. 3 according to the preferred embodiment of the present invention.
FIG. 5 is a schematic diagram of the preferred embodiment of the present invention.
Detailed Description
Referring to fig. 1 and 2, a connector according to a preferred embodiment of the present invention for reducing signal interference includes a tongue plate 10, a plurality of first metal terminals 20, a plurality of second metal terminals 30; in the present embodiment, a housing 40 is further included, and the housing 40 surrounds and protects the tongue plate 10, the first metal terminals 20 and the second metal terminals 30.
Referring to fig. 1 and 2, the tongue plate 10 has a front end, a rear end, a top surface, a bottom surface, and two opposite sides; a plurality of buffering parts 11 are formed on the tongue plate 10, and each buffering part 11 is adjacent to the front end of the tongue plate 10, wherein the buffering part 11 is specifically structured as a through hole which penetrates through the top surface and the bottom surface of the tongue plate 10. In this embodiment, the tongue plate 10 may be a circuit board, and a plurality of circuits are disposed thereon for transmitting power, signals, and the like.
Referring to fig. 1 and fig. 3, the first metal terminals 20 are disposed in the tongue plate 10, and the front ends and the rear ends of the first metal terminals 20 are respectively exposed out of the tongue plate 10; specifically, the first metal terminals 20 respectively have a contact portion 21 at the front end, a pin portion 23 at the rear end, and a connection portion 22 connected between the corresponding contact portion 21 and pin portion 23, the contact portions 21 of the first metal terminals 20 are respectively rectangular sheets and are disposed at intervals on the front end of the tongue plate 10 and between the front end of the tongue plate 10 and the buffer portion 11, the pin portions 23 of the first metal terminals 20 are disposed at intervals on the rear end of the tongue plate 10, and the connection portions 22 of the first metal terminals 20 are embedded in the tongue plate 10 and are connected with the corresponding contact portions 21 and pin portions 23. In the present embodiment, the first metal terminals 20 can be USB2.0 metal terminals, and the number of the first metal terminals 20 is five.
Referring to fig. 1 and 3, the second metal terminals 30 are disposed on the tongue plate 10, and the front ends of the second metal terminals 30 are exposed out of the tongue plate 10, and each of the second metal terminals 30 includes a spring portion 31 at the front end, a pin portion 33 at the rear end, and a connecting portion 32 connected to the corresponding spring portion 31 and pin portion 33; the spring portions 31 are respectively exposed on the top surface of the tongue plate 10 and are arranged at intervals, the leg portions 33 of the second metal terminals 30 are arranged at the rear end of the tongue plate 10 at intervals and are arranged side by side with the leg portions 23 of the first metal terminals 20, wherein the rear ends of the spring portions 31 are respectively arranged on the top surface of the tongue plate 10, the front ends of the spring portions 31 are relatively suspended on the top surface of the tongue plate 10 and correspondingly and repositionably extend into the buffer portion 11, and the connecting portions 32 of the second metal terminals 30 are respectively arranged on the tongue plate 10 and are connected with the corresponding spring portions 31 and leg portions 33. In the present embodiment, please refer to fig. 4, the front ends of the elastic pieces 31 are respectively arc-shaped and are used to conveniently extend into the buffering portion 11 so as to avoid being caught by the tongue plate 10 at the buffering portion 11. In the present embodiment, the second metal terminals 30 can be USB3.0 metal terminals, respectively, and the number thereof is four.
Further, referring to fig. 3 and 4, in the present embodiment, each of the second metal terminals 30 further includes a connection portion 34, and the connection portions 34 are respectively disposed on the top surface of the tongue plate 10 and are respectively used to connect the rear end of the elastic piece portion 31 and the front end of the connection portion 32 of the corresponding second metal terminal 30, so that the elastic piece portions 31 can be firmly fixed on the tongue plate 10, and the elastic piece portions 31 are suspended from the top surface of the tongue plate 10, and are easily deformed on the tongue plate 10 and conveniently extend into the corresponding buffer portions 11.
Further, referring to fig. 3 and 4, in the present embodiment, the connection portions 22 of the first metal terminals 20 and the connection portions 32 of the second metal terminals 30 are disposed at an interval from top to bottom between the top surface and the bottom surface of the tongue plate 10, and in detail, the horizontal routing sections of the connection portions 22 of the first metal terminals 20 are located below the horizontal routing sections of the connection portions 32 of the second metal terminals 30, so that the connection portions 22 of the first metal terminals 20 and the connection portions 32 of the second metal terminals 30 are separated by the tongue plate 10 to avoid signal interference.
In the present embodiment, referring to fig. 3 and 4, two grounding layers 24 are further disposed in the tongue plate 10 and respectively located above and below the connecting portions 22, the grounding layers 24 are a metal layer and can be in contact with the housing 40 or in contact with the first metal terminal 20 for grounding, so that when the connector of the present invention is connected to a motherboard (not shown in the drawings), the housing 40 or the first metal terminal 20 for grounding is connected to a grounding line (not shown in the drawings) of the motherboard to guide noise and isolate signal interference.
Referring to fig. 5, when the connector of the present invention is connected to a socket connector 50, the elastic pieces 31 elastically and repositionably extend into the corresponding buffer portions 11 to facilitate the connection of the connector of the present invention with the socket connector 50, and when signals are transmitted between the first metal terminals 20 and the second metal terminals 30, because the first metal terminals 20 and the second metal terminals 30 are respectively embedded in the tongue plate 10, only the portions for electrical connection are exposed, and a ground layer 24 is respectively disposed above and below the connection portions 22, the interference during signal transmission can be avoided, thereby improving the reliability and durability.
Claims (10)
1. A connector that reduces signal interference, comprising:
a tongue plate, which is provided with a front end and a rear end which are opposite to each other, a plurality of buffer parts are formed on the tongue plate, and the plurality of buffer parts are adjacent to the front end of the tongue plate;
the first metal terminals are arranged in the tongue plate, the front ends of the first metal terminals are exposed between the front end of the tongue plate and the buffer parts, and the rear ends of the first metal terminals are exposed out of the rear end of the tongue plate;
the front ends of the second metal terminals are elastically and respectively and repositionably extend into the corresponding buffer parts, and the rear ends of the second metal terminals are exposed out of the rear ends of the tongue plates.
2. The connector as claimed in claim 1, wherein the first metal terminals each have a contact portion at a front end, a foot portion at a rear end, and a connecting portion connected between the corresponding contact portion and foot portion, the contact portions of the first metal terminals are spaced apart from the front end of the tongue plate, and the foot portions of the first metal terminals are spaced apart from the rear end of the tongue plate.
3. The connector as claimed in claim 2, wherein the plurality of second metal terminals respectively include a spring portion at a front end, a pin portion at a rear end, and a connecting portion connected between the corresponding spring portion and the pin portion, the spring portions of the plurality of second metal terminals are spaced apart from each other on the tongue plate, and the pin portions of the plurality of second metal terminals are spaced apart from each other on the rear end of the tongue plate corresponding to the buffering portion.
4. The connector as claimed in claim 3, wherein the front ends of the plurality of spring portions are respectively arc-shaped and are restorably inserted into the buffer portion.
5. The connector according to claim 4, wherein the connecting portions of the first metal terminals and the connecting portions of the second metal terminals are spaced apart from each other vertically between the top surface and the bottom surface of the tongue plate.
6. The connector according to claim 5, wherein the second metal terminals further include a connecting portion disposed on the top surface of the tongue plate for connecting the spring portions of the second metal terminals and the pin portions of the second metal terminals, respectively.
7. The connector according to any of claims 1-6, further comprising a housing surrounding the tongue plate, the plurality of first metal terminals and the plurality of second metal terminals.
8. The connector as claimed in claim 7, further comprising two grounding layers disposed in the tongue plate and respectively located above and below the connecting portions, wherein the two grounding layers are a metal layer and can be in contact with the housing or connected to the first metal terminal for grounding.
9. The connector of claim 8, wherein the first metal terminals are USB2.0 metal terminals, and the second metal terminals are USB3.0 metal terminals.
10. The connector according to claim 9, wherein each of the buffering portions is a through hole and penetrates through the top and bottom surfaces of the tongue plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911070801.4A CN112769002A (en) | 2019-11-05 | 2019-11-05 | Connector capable of reducing signal interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911070801.4A CN112769002A (en) | 2019-11-05 | 2019-11-05 | Connector capable of reducing signal interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112769002A true CN112769002A (en) | 2021-05-07 |
Family
ID=75692545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911070801.4A Pending CN112769002A (en) | 2019-11-05 | 2019-11-05 | Connector capable of reducing signal interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112769002A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847791A (en) * | 2010-01-11 | 2010-09-29 | 威盛电子股份有限公司 | Electronic assembly and a storage device thereof |
| US7909653B1 (en) * | 2009-09-18 | 2011-03-22 | Advanced Connectek Inc. | High-speed plug connector with a mounting bracket holding terminals |
| CN202150590U (en) * | 2011-08-18 | 2012-02-22 | 昆山联滔电子有限公司 | Cable plug connector |
| TW201342735A (en) * | 2012-04-12 | 2013-10-16 | Alltop Technology Co Ltd | Electrical connector |
| CN203339396U (en) * | 2012-09-12 | 2013-12-11 | 连展科技电子（昆山）有限公司 | Connector socket |
| CN203760763U (en) * | 2013-12-26 | 2014-08-06 | 汪青 | Anti-interference USB 3.0 electric connector and structure of terminal strip thereof |
| CN104868272A (en) * | 2014-03-24 | 2015-08-26 | 连展科技电子（昆山）有限公司 | Socket electric connector |
| CN204706680U (en) * | 2015-06-10 | 2015-10-14 | 沈晓萱 | Universal serial bus and connector thereof |
| CN105140686A (en) * | 2014-08-29 | 2015-12-09 | 连展科技电子（昆山）有限公司 | Socket electric connector |
| CN105161884A (en) * | 2015-09-23 | 2015-12-16 | 连展科技电子（昆山）有限公司 | USB (Universal Serial Bus) socket electric connector |
-
2019
- 2019-11-05 CN CN201911070801.4A patent/CN112769002A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7909653B1 (en) * | 2009-09-18 | 2011-03-22 | Advanced Connectek Inc. | High-speed plug connector with a mounting bracket holding terminals |
| CN101847791A (en) * | 2010-01-11 | 2010-09-29 | 威盛电子股份有限公司 | Electronic assembly and a storage device thereof |
| CN202150590U (en) * | 2011-08-18 | 2012-02-22 | 昆山联滔电子有限公司 | Cable plug connector |
| TW201342735A (en) * | 2012-04-12 | 2013-10-16 | Alltop Technology Co Ltd | Electrical connector |
| CN203339396U (en) * | 2012-09-12 | 2013-12-11 | 连展科技电子（昆山）有限公司 | Connector socket |
| CN203760763U (en) * | 2013-12-26 | 2014-08-06 | 汪青 | Anti-interference USB 3.0 electric connector and structure of terminal strip thereof |
| CN104868272A (en) * | 2014-03-24 | 2015-08-26 | 连展科技电子（昆山）有限公司 | Socket electric connector |
| CN105140686A (en) * | 2014-08-29 | 2015-12-09 | 连展科技电子（昆山）有限公司 | Socket electric connector |
| CN204706680U (en) * | 2015-06-10 | 2015-10-14 | 沈晓萱 | Universal serial bus and connector thereof |
| CN105161884A (en) * | 2015-09-23 | 2015-12-16 | 连展科技电子（昆山）有限公司 | USB (Universal Serial Bus) socket electric connector |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210507 |