CN215816535U - Short-circuit-preventing clamping plate type connector - Google Patents
Short-circuit-preventing clamping plate type connector Download PDFInfo
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- CN215816535U CN215816535U CN202122048333.XU CN202122048333U CN215816535U CN 215816535 U CN215816535 U CN 215816535U CN 202122048333 U CN202122048333 U CN 202122048333U CN 215816535 U CN215816535 U CN 215816535U
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Abstract
The utility model relates to a short-circuit-preventing clamping plate type connector which comprises an insulating body, conductive terminals and a shielding shell, wherein the conductive terminals comprise four grounding terminals, four pairs of transmitter high-speed data terminals, four power supply terminals, a pair of SBU terminals, two CC terminals and two pairs of USBD +/D-, and the two CC terminals are shorter than the four power supply terminals in the upstream direction. The detection signal communication is disconnected before the bus power supply, so that the problem of burn-in caused by short circuit between an electric arc generated in the process of pulling out the power supply terminal and the signal terminal when the power supply terminal is pulled out is effectively prevented, and the safety factor of the connector is improved.
Description
Technical Field
The utility model relates to the field of connectors, in particular to a short-circuit-preventing clamping plate type connector.
Background
The Universal Serial Bus (USB) is the most widely used transmission interface in the current personal computer peripheral products, the current transmission interface with the USB Type-C specification provides an ultra-high speed mode and has a transmission rate as high as 10Gbps, meanwhile, twelve terminals are respectively arranged on the front and back sides of a tongue part of the USB Type-C connector, and the structure that a user can randomly insert the USB connector in a forward direction and a backward direction is realized by the terminals with the same quantity and similar functions on the front and back sides. When a connector with twelve existing terminal structures is pulled out in a charging process, because signals are not disconnected, electric arcs generated in the pulling-out process of a power terminal are short-circuited with the signal terminals to cause burn-in.
Accordingly, there is a need for improvements in existing connectors that overcome the above-mentioned deficiencies.
SUMMERY OF THE UTILITY MODEL
To solve the above problems, the present invention provides a clip connector for preventing short circuit.
In order to achieve the purpose, the utility model adopts the following technical scheme: the conductive terminal comprises four grounding terminals, four pairs of TX/RX terminals, four power terminals, a pair of SBU terminals, two CC terminals and two pairs of USBD +/D-terminals, wherein the two CC terminals are shorter than the four power terminals in the upstream direction.
Preferably, the conductive terminals have an a-plane terminal position and a B-plane terminal position, the four ground terminals include a first power terminal, a second power terminal, a third power terminal and a fourth power terminal, the CC terminal includes a communication line terminal and a VCONN terminal, the first power terminal, the communication line terminal and the second power terminal are sequentially located at the a-plane terminal position from left to right, the third power terminal, the VCONN terminal and the fourth power terminal are sequentially located at the B-plane terminal position from left to right, and the communication line terminal and the VCONN terminal are arranged at the rear of the first power terminal, the second power terminal, the third power terminal and the fourth power terminal.
Preferably, the head ends of the conductive terminals are provided with contact parts for realizing conduction with a plug-in connector, and the contact part of the first power terminal is provided with a contact A9; the contact portion of the communication line terminal has a contact a 5; the contact portion of the second power terminal has a contact a 4; the contact portion of the third power terminal has a contact B4; the contact portion of the VCONN terminal has a contact B5; the contact portion of the fourth power terminal has a contact B9; the contacts a5 and B5 are in the back row of contacts a9, B4, a4, B9.
Preferably, the four ground terminals include a first ground terminal, a second ground terminal, a third ground terminal, a fourth ground terminal, the four pairs of TX/RX terminals include two pairs of transmitter high-speed data terminals and two pairs of receiver high-speed data terminals, the two pairs of transmitter high-speed data terminals include a transmitting terminal TX1-, a transmitting terminal TX1+, a transmitting terminal TX2+, a transmitting terminal TX2-, the two pairs of receiver high-speed data terminals include a receiving terminal RX2+, a receiving terminal RX2-, a receiving terminal RX1-, a receiving terminal RX1+, the pair of SBU terminals include a first auxiliary terminal SBU1 and a second auxiliary terminal SBU2, and the two pairs of USBD +/D-terminals include a first data terminal D-, a second data terminal D +, a third data terminal D +, a fourth data terminal D-, a first ground terminal, a receiving terminal RX2+, (b), The receiving terminal RX2-, the first auxiliary terminal SBU1, the first data terminal D-, the second data terminal D +, the transmitting terminal TX1-, the transmitting terminal TX1+, the second ground terminal are sequentially positioned at the A-face terminal position from left to right, and the third ground terminal, the transmitting terminal TX2+, the transmitting terminal TX2-, the third data terminal D +, the fourth data terminal D-, the second auxiliary terminal SBU2, the receiving terminal RX1-, the receiving terminal RX1+, and the fourth ground terminal are sequentially positioned at the B-face terminal position from left to right.
Preferably, the contact portion of the first ground terminal has a contact point a 12; the contact portion of the reception terminal RX2+ has a contact a 11; the contact portion of the reception terminal RX 2-has a contact point a 10; the contact portion of the first auxiliary terminal SBU1 has a contact a 8; the contact portion of the first data terminal D-has a contact a 7; the contact portion of the second data terminal D + has a contact a 6; the contact portion of the transmission terminal TX 1-has a contact A3; the contact portion of the transmission terminal TX1+ has a contact a 2; the contact portion of the second ground terminal has a contact point a 1; the contact portion of the third ground terminal has a contact point B1; the contact portion of the transmission terminal TX2+ has a contact B2; the contact portion of the transmission terminal TX 2-has a contact B3; the contact portion of the third data terminal D + has a contact point B6; the contact portion of the fourth data terminal D-has a contact point B7; the contact portion of the second auxiliary terminal SBU2 has a contact point B8; the contact portion of the reception terminal RX 1-has a contact B10; the contact portion of the reception terminal RX1+ has a contact point B11; the contact portion of the fourth ground terminal has a contact B12, and the contacts A8 and B8 are in the rear row from the contacts a12 to a6, A3 to a1, B12 to the contacts B6, B3 to B1.
The utility model has the beneficial effects that: according to the utility model, by improving the head end structure of the signal terminal, the two CC terminals are shorter than the power supply terminal and are in a high-low shape, the distance between the CC terminals and the power supply terminal is increased, the detection signal communication is disconnected before the bus power supply, the problem of machine burning caused by short circuit between the signal terminal and an electric arc generated in the process of pulling out the power supply terminal when the signal is not disconnected during plugging and pulling out the power supply terminal is effectively prevented, and the safety factor of the connector is improved.
Drawings
FIG. 1 is a block diagram of the present invention.
Fig. 2 is another perspective view of the present invention.
Fig. 3 is another perspective view of the present invention.
Fig. 4 is a structure view of a surface a of the conductive terminal of the present invention.
Fig. 5 is a B-side structural view of the conductive terminal of the present invention.
Description of the labeling: 1. an insulating body; 2. a conductive terminal; 3. a shielding housing.
Detailed Description
Referring to fig. 1-5, the present invention shows a specific structure of a preferred embodiment of the present invention, a short-circuit preventing clamping plate type connector, including an insulating body, conductive terminals and a shielding shell, the conductive terminals include an a-side terminal set and a B-side terminal set, the a-side terminal set is arranged on the upper surface of the front end of the insulating body at intervals, the B-side terminal set is arranged on the lower surface of the front end of the insulating body at intervals, the head ends of the a-side terminal set and the B-side terminal set both have contact portions for conducting with an opposing connector, and the tail ends both have soldering portions for conducting with a circuit board.
The A-side terminal group comprises a first ground terminal, a receiving terminal RX2+, a receiving terminal RX2-, a first power terminal, a first auxiliary terminal SBU1, a first data terminal D-, a second data terminal D +, a communication line terminal, a second power terminal, a transmitting terminal TX1-, a transmitting terminal TX1+ and a second ground terminal which are sequentially arranged side by side from left to right at intervals.
The B-surface terminal group comprises a third ground terminal, a transmitting terminal TX2+, a transmitting terminal TX2-, a third power terminal, a VCONN terminal, a third data terminal D +, a fourth data terminal D-, a second auxiliary terminal SBU2, a fourth power terminal, a receiving terminal RX1-, a receiving terminal RX1+ and a fourth ground terminal which are sequentially arranged from left to right at intervals in parallel.
The transmitting terminal TX1+, the transmitting terminal TX1-, the receiving terminal RX2-, the receiving terminal RX2+, the transmitting terminal TX2+, the transmitting terminal TX2-, the receiving terminal RX1-, the receiving terminal RX1+ are used for high-speed data transmission, the USB3.1 standard is applicable, and the first data terminal D-, the second data terminal D +, the third data terminal D + and the fourth data terminal D-are used for data transmission compatible with the USB2.0 protocol.
The first auxiliary terminal SBU1, the first data terminal D-, the second data terminal D +, and the communication line terminal of the a-plane are equal in length in the upstream direction to the VCONN terminal, the third data terminal D +, the fourth data terminal D-, and the second auxiliary terminal SBU2 at the positions corresponding to the B-plane, respectively, the first auxiliary terminal SBU1, the first data terminal D-, the second data terminal D +, and the communication line terminal are arranged in a step shape and are shorter in the upstream direction than the first power supply terminal, the second power supply terminal, the third power supply terminal, and the fourth power supply terminal, and the first data terminal D-, the second data terminal D +, and the communication line terminal are shorter in the upstream direction than the first auxiliary terminal SBU 1.
The contact portion of the first ground terminal has a contact point a 12; the contact portion of the reception terminal RX2+ has a contact a 11; the contact portion of the reception terminal RX 2-has a contact point a 10; the contact portion of the first power terminal has a contact a 9; the contact portion of the first auxiliary terminal SBU1 has a contact a 8; the contact portion of the first data terminal D-has a contact a 7; the contact portion of the second data terminal D + has a contact a 6; the contact portion of the communication line terminal has a contact a 5; the contact portion of the second power terminal has a contact a 4; the contact portion of the transmission terminal TX 1-has a contact A3; the contact portion of the transmission terminal TX1+ has a contact a 2; the contact portion of the second ground terminal has a contact point a 1;
the contact portion of the third ground terminal has a contact point B1; the contact portion of the transmission terminal TX2+ has a contact B2; the contact portion of the transmission terminal TX 2-has a contact B3; the contact portion of the third power terminal has a contact B4; the contact portion of the VCONN terminal has a contact B5; the contact portion of the third data terminal D + has a contact B6; the contact portion of the fourth data terminal D-has a contact B7; the contact portion of the second auxiliary terminal SBU2 has a contact B8; the contact portion of the fourth power terminal has a contact B9; the contact portion of the reception terminal RX 1-has a contact B10; the contact portion of the reception terminal RX1+ has a contact point B11; the contact portion of the fourth ground terminal has a contact point B12.
Wherein, the contacts A12, A11, A10, A9, A8, A7, A6, A5, A4, A3, A2 and A1 are positioned on the A face, the contacts B1, B23, B3, B4, B5, B6, B7, B8, B8, B9, B10, B11 and B12 are positioned on the B face, the contacts A8, A7, A6 and A5 are respectively equal in axial length with the corresponding contacts B5, B6, B7 and B8, the contacts A8, A7, A6 and A5 are arranged in a ladder shape and shorter than the contacts A9, B4, A4 and B9,
and a12, B1, a1, B12 are shorted to the inner wall of the shield case (prior art), which is enclosed outside the insulating body.
The design of the utility model is characterized in that: the utility model improves the head end structure of the signal terminal, the power supply terminal is longer than the communication line terminal and the VCONN terminal, namely the first power supply terminal and the second power supply terminal are longer than the first auxiliary terminal SBU1 and the communication line terminal in the upstream direction, the third power supply terminal and the fourth power supply terminal are longer than the VCONN terminal and the second auxiliary terminal SBU in the upstream direction, the contacts A5 and B5 are arranged behind the contacts A9, B4, A4 and B9 in a high-low shape, the distance between the CC terminals and the power supply terminals is increased, the detection signal communication is stopped, but the power supply of the bus power supply is not stopped, and the problem of machine burning caused by the short circuit between the electric arc and the signal terminal generated in the process of pulling out the power supply terminal during plugging and unplugging is effectively prevented.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.
Claims (5)
1. The utility model provides a prevent splint formula connector of short circuit, is including insulator, conductive terminal and shielding shell, conductive terminal is including four ground terminal, four pairs of TX RX terminal, four power terminals, a pair of SBU terminal, two CC terminals, two pairs of USBD +/D-terminals, its characterized in that: the two CC terminals are shorter than the four power supply terminals in the upstream direction.
2. A short-circuit prevention clip type connector according to claim 1, wherein: the conductive terminal is provided with an A-side terminal position and a B-side terminal position, four the ground terminal comprises a first power terminal, a second power terminal, a third power terminal and a fourth power terminal, the two CC terminals comprise a communication line terminal and a VCONN terminal, the first power terminal, the communication line terminal and the second power terminal are sequentially located in the A-side terminal position from left to right, the third power terminal, the VCONN terminal and the fourth power terminal are sequentially located in the B-side terminal position from left to right, and the communication line terminal and the VCONN terminal are arranged behind the first power terminal, the second power terminal, the third power terminal and the fourth power terminal.
3. A short-circuit prevention clip type connector according to claim 2, wherein: the head ends of the conductive terminals are provided with contact parts, and the contact part of the first power terminal is provided with a contact A9; the contact portion of the communication line terminal has a contact a 5; the contact portion of the second power terminal has a contact a 4; the contact portion of the third power terminal has a contact B4; the contact portion of the VCONN terminal has a contact B5; the contact portion of the fourth power terminal has a contact B9; the contacts a5 and B5 are in the back row of contacts a9, B4, a4, B9.
4. A short-circuit prevention clip type connector according to claim 2, wherein: the four ground terminals comprise a first ground terminal, a second ground terminal, a third ground terminal and a fourth ground terminal, the four pairs of TX/RX terminals comprise two pairs of transmitter high-speed data terminals and two pairs of receiver high-speed data terminals, the two pairs of transmitter high-speed data terminals comprise a transmitting terminal TX1-, a transmitting terminal TX1+, a transmitting terminal TX2+, a transmitting terminal TX2-, the two pairs of receiver high-speed data terminals comprise a receiving terminal RX2+, a receiving terminal RX2-, a receiving terminal RX1-, a receiving terminal RX1+, the pair of SBU terminals comprise a first auxiliary terminal SBU1 and a second auxiliary terminal SBU2, and the two pairs of USBD +/D-terminals comprise a first data terminal D-, a second data terminal D +, a third data terminal D +, a fourth data terminal D-, the first ground terminal, the receiving terminal RX2+, a receiving terminal RX2-, and the fourth ground terminal D, The first auxiliary terminal SBU1, the first data terminal D-, the second data terminal D +, the transmission terminal TX1-, the transmission terminal TX1+ and the second ground terminal are sequentially located at the a-plane terminal position from left to right, and the third ground terminal, the transmission terminal TX2+, the transmission terminal TX2-, the third data terminal D +, the fourth data terminal D-, the second auxiliary terminal SBU2, the reception terminal RX1-, the reception terminal RX1+ and the fourth ground terminal are sequentially located at the B-plane terminal position from left to right.
5. A short-circuit prevention clip type connector according to claim 4, wherein: the contact portion of the first ground terminal has a contact point a 12; the contact portion of the reception terminal RX2+ has a contact a 11; the contact portion of the reception terminal RX 2-has a contact point a 10; the contact portion of the first auxiliary terminal SBU1 has a contact a 8; the contact portion of the first data terminal D-has a contact a 7; the contact portion of the second data terminal D + has a contact a 6; the contact portion of the transmission terminal TX 1-has a contact A3; the contact portion of the transmission terminal TX1+ has a contact a 2; the contact portion of the second ground terminal has a contact point a 1; the contact portion of the third ground terminal has a contact point B1; the contact portion of the transmission terminal TX2+ has a contact B2; the contact portion of the transmission terminal TX 2-has a contact B3; the contact portion of the third data terminal D + has a contact point B6; the contact portion of the fourth data terminal D-has a contact point B7; the contact portion of the second auxiliary terminal SBU2 has a contact point B8; the contact portion of the reception terminal RX 1-has a contact B10; the contact portion of the reception terminal RX1+ has a contact point B11; the contact portion of the fourth ground terminal has a contact B12, and the contacts A8 and B8 are in the rear row from the contacts a12 to a6, A3 to a1, B12 to the contacts B6, B3 to B1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122048333.XU CN215816535U (en) | 2021-08-28 | 2021-08-28 | Short-circuit-preventing clamping plate type connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122048333.XU CN215816535U (en) | 2021-08-28 | 2021-08-28 | Short-circuit-preventing clamping plate type connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215816535U true CN215816535U (en) | 2022-02-11 |
Family
ID=80152615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122048333.XU Active CN215816535U (en) | 2021-08-28 | 2021-08-28 | Short-circuit-preventing clamping plate type connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215816535U (en) |
-
2021
- 2021-08-28 CN CN202122048333.XU patent/CN215816535U/en active Active
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