CN104914971A - PC (Personal Computer) network interface circuit structure - Google Patents
PC (Personal Computer) network interface circuit structure Download PDFInfo
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- CN104914971A CN104914971A CN201510284338.9A CN201510284338A CN104914971A CN 104914971 A CN104914971 A CN 104914971A CN 201510284338 A CN201510284338 A CN 201510284338A CN 104914971 A CN104914971 A CN 104914971A
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Abstract
The invention provides a PC (Personal Computer) network interface circuit structure. The PC network interface circuit structure comprises an intel network cable input interface and an intel network cable output interface which are in communication connection with each other, wherein a thunder prevention network is connected between the input interface and the output interface. According to the PC network interface circuit structure, an I/O (Input/output) network interface thunder prevention circuit is additionally arranged in a PC power supply; a dialer network cable is inserted and input into a PC power supply network interface, and then the dialer network cable is output from the PC power supply network interface and connected to a computer network card, so that the thunder prevention of the network card is implemented.
Description
Technical field
The application relates to computer hardware field, particularly relates to PC (Personal Computer, PC) network port circuit structure.
Background technology
PC power source is the equipment providing electricity consumption to support in PC computer.Conventional P c-power supply is by 220V alternating current; be transformed into+12V/+5V/+3.3V/-12V/5VSB totally five kinds of the direct currents meeting request for utilization; meet the normal operations such as the CPU of host computer inside, video card, mainboard, hard disk, CD-ROM drive and heating radiator; conventional PC power source needs to integrate overvoltage/overcurrent/overload protection simultaneously, and wherein overvoltage protection is the lightning protection in normal use.PC power source, providing galvanic for host computer accessory while, carries corresponding consumer not by the task that thunder and lightning overvoltage causes main frame accessory to scrap.
Conventional P c-power supply only protects host computer power inside device security to operate; but the PC computer of complete set running; except host computer; also need display, multi-media sound system, online dialing equipment; different according to application, even also need the consumer expansion PC computer functions such as router, printer, scanner.Different according to conduction type, except electric wire, network interface card realizes externally transmission by netting twine, attacked by thunder and lightning, even needs in thunderstorm season to disconnect equipment for surfing the net protection computer security.Therefore, the consumer except host computer can not obtain effective lightning protection.
Summary of the invention
For solving the easy thunderstruck technical matters of network interface, the application provides a kind of PC network port circuit structure, comprise intel grid line input interface and the intel grid line output interface of communication connection mutually, input interface has signal port a1, signal port a2, signal port a3, signal port a4, signal port a5, signal port a6, signal port a7 and signal port a8; Output interface has signal port b1, signal port b2, signal port b3, signal port b4, signal port b5, signal port b6, signal port b7 and signal port b8; Signal port a1 is connected by signal wire 1 with signal port b1, signal port a2 is connected by signal wire 2 with signal port b2, signal port a3 is connected by signal wire 3 with signal port b3, signal port a4 is connected by signal wire 4 with signal port b4, signal port a5 is connected by signal wire 5 with signal port b5, signal port a6 is connected by signal wire 6 with signal port b6, and signal port a7 is connected by signal wire 7 with signal port b7, and signal port a8 is connected by signal wire 8 with signal port b8; Lightning protection net network is connected between input interface and output interface.
Further, lightning protection network comprises line one lightning protection circuit, and line one lightning protection circuit comprises diode D10, diode D2, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 1 is connected with diode D10 negative pole and diode D2 positive pole respectively, diode D10 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D2 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
Further, lightning protection network comprises line two lightning protection circuit, and line two lightning protection circuit comprises diode D6, diode D1, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 2 is connected with diode D6 negative pole and diode D1 positive pole respectively, diode D6 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D1 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
Further, lightning protection network comprises line six lightning protection circuit, and line six lightning protection circuit comprises diode D7, diode D5, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 6 is connected with diode D7 negative pole and diode D5 positive pole respectively, diode D7 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D5 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
Further, lightning protection network comprises line eight lightning protection circuit, and line eight lightning protection circuit comprises diode D9, diode D4, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 8 is connected with diode D9 negative pole and diode D4 positive pole respectively, diode D9 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D4 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
Further, lightning protection network comprises diode D1, D2, D3, D4, D5, D6, D7, D8, D9, D10 and bi-directional voltage stabilizing pipe Q1; Signal wire 1 is connected with diode D10 negative pole and diode D2 positive pole respectively, signal wire 2 is connected with diode D6 negative pole and diode D1 positive pole respectively, signal wire 6 is connected with diode D7 negative pole and diode D5 positive pole respectively, and signal wire 8 is connected with diode D9 negative pole and diode D4 positive pole respectively; Diode D10 positive pole is connected with the convergence point of diode D7 positive pole and D9 positive pole with the convergence point of D6 positive pole, is also connected with the positive pole of diode D8, the minus earth of diode D8; Diode D10 positive pole is connected with the convergence point of diode D2 negative pole and D1 negative pole with the convergence point of D6 positive pole; Diode D2 negative pole is connected with the convergence point of diode D5 negative pole and D4 negative pole with the convergence point of D1 negative pole, is also connected with the negative pole of diode D3, the plus earth of diode D3.
The application has following beneficial effect: dialer netting twine, by increasing I/O port lightning preventing circuit in PC power source inside, is inserted the input of PC power source network interface by the application, then exports access computer network interface card from PC power source network interface, realizes network interface card lightning protection.In the application based on conventional power source DC lightning protection overvoltage protection; by increasing this independent circuits of I/O port lightning preventing circuit at power source internal; realize the innovation and breakthrough of PC power source in complete machine lightning protection; the lightning protection to network interface card can be realized; ensure user's secure internet connection in thunderstorm season; exempt from thunderbolt, become a Multifucntional PC power source.
Accompanying drawing explanation
The schematic diagram of Fig. 1 the embodiment of the present application PC network port circuit structure.
Embodiment
Below in conjunction with the drawings and specific embodiments, the application is described further.
The object of the embodiment of the present application is by increasing I/O port lightning preventing circuit in conventional P c-power supply inside; realize netting twine equipment (mainly for computer Onboard NIC/independent network interface card) lightning protection; direct current overvoltage crowbar is carried in conjunction with power supply; realize computer complete machine lightning protection, ensure that user normally uses computer in thunderstorm season.
As shown in Figure 1, the PC network port circuit structure of the embodiment of the present application, comprise intel grid line input interface JR1 and the intel grid line output interface JR2 of communication connection mutually, output interface JR2 supplies computer network interface card, and input interface JR1 has signal port (i.e. pin pin) a1, signal port a2, signal port a3, signal port a4, signal port a5, signal port a6, signal port a7 and signal port a8; Output interface JR2 has signal port b1, signal port b2, signal port b3, signal port b4, signal port b5, signal port b6, signal port b7 and signal port b8; Signal port a1 is connected by signal wire 1 with signal port b1, signal port a2 is connected by signal wire 2 with signal port b2, signal port a3 is connected by signal wire 3 with signal port b3, signal port a4 is connected by signal wire 4 with signal port b4, signal port a5 is connected by signal wire 5 with signal port b5, signal port a6 is connected by signal wire 6 with signal port b6, and signal port a7 is connected by signal wire 7 with signal port b7, and signal port a8 is connected by signal wire 8 with signal port b8; Lightning protection net network is connected between input interface and output interface.
As shown in Figure 1, lightning protection network comprises diode D1, D2, D3, D4, D5, D6, D7, D8, D9, D10 and bi-directional voltage stabilizing pipe Q1; Signal wire 1 is connected with diode D10 negative pole and diode D2 positive pole respectively, signal wire 2 is connected with diode D6 negative pole and diode D1 positive pole respectively, signal wire 6 is connected with diode D7 negative pole and diode D5 positive pole respectively, and signal wire 8 is connected with diode D9 negative pole and diode D4 positive pole respectively; Diode D10 positive pole is connected with the convergence point of diode D7 positive pole and D9 positive pole with the convergence point of D6 positive pole, is also connected with the positive pole of diode D8, the minus earth of diode D8; Diode D10 positive pole is connected with the convergence point of diode D2 negative pole and D1 negative pole with the convergence point of D6 positive pole; Diode D2 negative pole is connected with the convergence point of diode D5 negative pole and D4 negative pole with the convergence point of D1 negative pole, is also connected with the negative pole of diode D3, the plus earth of diode D3.
Signal wire 1,2,6,8 (signal wire 3,4,5,7 is empty) between JR1 and JR2 forms lightning protection circuit between the lines by diode D1, D2, D4, D5, D6, D7, D9, D10 and bi-directional voltage stabilizing pipe Q1; Signal wire 1,2,6,8 (signal wire 3,4,5,7 is empty) between JR1 and JR2 forms lightning protection circuit between line and ground by diode D1, D2, D4, D5, D8 and bi-directional voltage stabilizing pipe Q1.Realize the lightning protection of each signal line and export output interface JR2 to.
Lightning protection network can be divided into line one (meaning of word represents and signal wire 1) lightning protection circuit, line two (meaning of word representing signal wire 2) lightning protection circuit, line six (meaning of word representing signal wire 6) lightning protection circuit and line eight (more than word representing signal wire 8) lightning protection circuit, line one lightning protection circuit comprises diode D10, D2, D8, D3 and bi-directional voltage stabilizing pipe Q1, line two lightning protection circuit comprises diode D6, D1, D8, D3 and bi-directional voltage stabilizing pipe Q1, line six lightning protection circuit comprises diode D7, D5, D8, D3 and bi-directional voltage stabilizing pipe Q1, line eight lightning protection circuit comprises diode D9, D4, D8, D3 and bi-directional voltage stabilizing pipe Q1.The signal port a1 of grid line input interface JR1, signal port b1 and the D10/D2/Q1/D8/D3 of grid line output interface JR2 forms lightning protection sub-network, signal port a2, signal port b2 and D6/D1/Q1/D8/D3 forms lightning protection sub-network, signal port a6, signal port b6 and D7/D5/Q1/D8/D3 forms lightning protection sub-network, signal port a8, signal port b8 and D9/D4/Q1/D8/D3 forms lightning protection sub-network, signal wire 1, 2, 6, in 8 these four lines any one when receiving thunder and lightning signal, line one lightning protection circuit, line two lightning protection circuit, line six lightning protection circuit or line eight lightning protection circuit are started working, the bypass of thunder and lightning signal is entered (greatly), thus play a protective role.
Wherein input interface JR1 utilizes standard twisted pair netting twine to connect the output port of dialing equipment (MODEN), and interface JR2 utilizes standard twisted pair netting twine to connect host network card.The network data that dialing equipment (MODEN) produces enters port lightning preventing circuit by input interface JR1, filtering electrical network is because conducting on computer network interface card by output interface JR2 after thunder and lightning generation high voltage surge, realize network interface card lightning protection, avoid burning mainboard, ensure that computer equipment is in the normal safe online of thunderstorm season.
Claims (6)
1. a PC network port circuit structure, comprise intel grid line input interface (JR1) and the intel grid line output interface (JR2) of communication connection mutually, input interface (JR1) has signal port a1, signal port a2, signal port a3, signal port a4, signal port a5, signal port a6, signal port a7 and signal port a8; Output interface (JR2) has signal port b1, signal port b2, signal port b3, signal port b4, signal port b5, signal port b6, signal port b7 and signal port b8; Signal port a1 is connected by signal wire 1 with signal port b1, signal port a2 is connected by signal wire 2 with signal port b2, signal port a3 is connected by signal wire 3 with signal port b3, signal port a4 is connected by signal wire 4 with signal port b4, signal port a5 is connected by signal wire 5 with signal port b5, signal port a6 is connected by signal wire 6 with signal port b6, and signal port a7 is connected by signal wire 7 with signal port b7, and signal port a8 is connected by signal wire 8 with signal port b8; It is characterized in that: between input interface (JR1) and output interface (JR2), be connected to lightning protection net network.
2. PC network port circuit structure according to claim 1, is characterized in that: lightning protection network comprises line one lightning protection circuit, line one lightning protection circuit comprises diode D10, diode D2, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 1 is connected with diode D10 negative pole and diode D2 positive pole respectively, diode D10 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D2 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
3. PC network port circuit structure according to claim 1, is characterized in that: lightning protection network comprises line two lightning protection circuit, line two lightning protection circuit comprises diode D6, diode D1, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 2 is connected with diode D6 negative pole and diode D1 positive pole respectively, diode D6 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D1 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
4. PC network port circuit structure according to claim 1, is characterized in that: lightning protection network comprises line six lightning protection circuit, line six lightning protection circuit comprises diode D7, diode D5, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 6 is connected with diode D7 negative pole and diode D5 positive pole respectively, diode D7 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D5 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
5. PC network port circuit structure according to claim 1, is characterized in that: lightning protection network comprises line eight lightning protection circuit, line eight lightning protection circuit comprises diode D9, diode D4, bi-directional voltage stabilizing pipe Q1, diode D8, diode D3; Signal wire 8 is connected with diode D9 negative pole and diode D4 positive pole respectively, diode D9 positive pole connects diode D8 positive pole and bi-directional voltage stabilizing pipe Q1 one end respectively, diode D4 negative pole connects diode D3 negative pole and the bi-directional voltage stabilizing pipe Q1 other end respectively, diode D8 negative pole and diode D3 positive pole ground connection respectively.
6. PC network port circuit structure according to claim 1, is characterized in that: lightning protection network comprises diode D1, D2, D3, D4, D5, D6, D7, D8, D9, D10 and bi-directional voltage stabilizing pipe Q1; Signal wire 1 is connected with diode D10 negative pole and diode D2 positive pole respectively, signal wire 2 is connected with diode D6 negative pole and diode D1 positive pole respectively, signal wire 6 is connected with diode D7 negative pole and diode D5 positive pole respectively, and signal wire 8 is connected with diode D9 negative pole and diode D4 positive pole respectively; Diode D10 positive pole is connected with the convergence point of diode D7 positive pole and D9 positive pole with the convergence point of D6 positive pole, is also connected with the positive pole of diode D8, the minus earth of diode D8; Diode D10 positive pole is connected with the convergence point of diode D2 negative pole and D1 negative pole with the convergence point of D6 positive pole; Diode D2 negative pole is connected with the convergence point of diode D5 negative pole and D4 negative pole with the convergence point of D1 negative pole, is also connected with the negative pole of diode D3, the plus earth of diode D3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284338.9A CN104914971A (en) | 2015-05-26 | 2015-05-26 | PC (Personal Computer) network interface circuit structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510284338.9A CN104914971A (en) | 2015-05-26 | 2015-05-26 | PC (Personal Computer) network interface circuit structure |
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| CN104914971A true CN104914971A (en) | 2015-09-16 |
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| CN201510284338.9A Pending CN104914971A (en) | 2015-05-26 | 2015-05-26 | PC (Personal Computer) network interface circuit structure |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001037581A2 (en) * | 1999-11-19 | 2001-05-25 | Samsung Electronics Co., Ltd. | Device communication and control in a home network connected to an external network with regional support |
| CN203423702U (en) * | 2013-08-23 | 2014-02-05 | 董隽含 | Dual network switching device |
| CN203573244U (en) * | 2013-12-09 | 2014-04-30 | 东莞市鑫谷电子科技有限公司 | PC (personal computer) internet access circuit structure |
-
2015
- 2015-05-26 CN CN201510284338.9A patent/CN104914971A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001037581A2 (en) * | 1999-11-19 | 2001-05-25 | Samsung Electronics Co., Ltd. | Device communication and control in a home network connected to an external network with regional support |
| CN203423702U (en) * | 2013-08-23 | 2014-02-05 | 董隽含 | Dual network switching device |
| CN203573244U (en) * | 2013-12-09 | 2014-04-30 | 东莞市鑫谷电子科技有限公司 | PC (personal computer) internet access circuit structure |
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Application publication date: 20150916 |