CN214674335U - Network equipment surge protector - Google Patents
Network equipment surge protector Download PDFInfo
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- CN214674335U CN214674335U CN202120022727.5U CN202120022727U CN214674335U CN 214674335 U CN214674335 U CN 214674335U CN 202120022727 U CN202120022727 U CN 202120022727U CN 214674335 U CN214674335 U CN 214674335U
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- 230000001012 protector Effects 0.000 title claims abstract description 27
- 239000011521 glass Substances 0.000 claims abstract description 31
- 230000001052 transient effect Effects 0.000 claims abstract description 16
- 230000001629 suppression Effects 0.000 claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 238000011084 recovery Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a network equipment surge protector belongs to network equipment and security domain. The surge protector includes: the device comprises an input interface, four glass discharge tubes, eight rectifier tubes with the same type, a transient suppression diode and an output interface; the input interface and the output interface are respectively provided with eight bits of network cable eight-pin core wires and are respectively connected with the network port and the network equipment in a use state; the glass discharge tube is a gas discharge tube integrated with semiconductor silicon and is provided with a first wiring and a second wiring which are identical; the first connection wire is connected into No. 1, 2, 3 and 6 bit lines, and the second connection wire is connected into a ground wire; eight rectifier tubes of the same type form two sets of bridge rectifier circuits between circuits, and the positive and negative electrodes of the transient suppression diode are connected with the two sets of rectifier circuits. The utility model discloses a protector response speed is fast, shock-resistant, stable performance, good reproducibility and longe-lived, prevents surge process safe and reliable, has improved transmission speed in the pressure-limiting, has reduced packet loss rate and bit error rate.
Description
Technical Field
The utility model belongs to network equipment and security field, concretely relates to unrestrained protector of network equipment.
Background
Surges are transient over-voltages in various circuits and network lines that exceed normal operating voltages and are a sharp pulse that occurs in only a few millionths of a second. The reasons that surge may be caused are: heavy equipment, short circuits, power switching or large engines, lightning, etc. For a network line connected with network equipment, high-frequency digital signals are transmitted, and when a surge occurs, the high-frequency digital signals not only affect the equipment, but also affect data transmitted on the line, so that network communication is affected.
A surge protector is an electronic device for providing safety protection for various electronic equipment, instruments and meters and communication lines. When the peak current or the voltage is suddenly generated in the electric loop or the communication line due to the external interference, the surge protector can conduct and shunt in a very short time, so that the damage of the surge to other equipment in the loop is avoided.
At present, surge-proof electronic components can be classified into: a switching type and a voltage limiting type. The common anti-surge electronic components in the network equipment include a network lightning protector, a network anti-surge ceramic discharge tube, and the like. However, the response speed of the ceramic discharge tube is microsecond, and compared with data transmission, the ceramic discharge tube is too slow and is unreliable in surge resistance and lightning protection.
Disclosure of Invention
In view of the above problem, the embodiment of the present invention provides a network equipment surge protector, which is configured with a glass discharge tube for 1, 2, 3, and 6 wires of an eight-pin core wire of a network communication line, and the glass discharge tube integrates half-body silicon conductor into a gas discharge tube, so that the surge protector can resist large surge current and can respond at high speed; meanwhile, two sets of bridge rectifier circuits are arranged in the middle protector, so that the network speed is improved, and the packet loss and the bit error rate are reduced while the voltage is limited.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
the embodiment of the utility model provides a network equipment surge protector, surge protector includes: the device comprises an input interface, four glass discharge tubes, eight rectifier tubes with the same type, a transient suppression diode and an output interface; wherein,
the input interface is provided with eight bits of network cable eight-pin core wires and is connected with the network port in a use state;
the output interface is provided with eight bits of network eight-pin core wires and is connected with the input port of the network equipment in a use state; and a data transmission channel is formed between the input interface and the output interface;
the glass discharge tubes are gas discharge tubes integrated with semiconductor silicon, and each glass discharge tube is provided with a first wiring and a second wiring which are identical; the first connection wire is connected into No. 1, 2, 3 and 6 bit lines between the input interface and the output interface, and the second connection wire is connected into a ground wire;
the eight rectifier tubes with the same type form two sets of bridge rectifier circuits among No. 1, No. 2, No. 3 and No. 6 circuits;
and the positive electrode and the negative electrode of the transient suppression diode are respectively connected with the negative electrode of one bridge rectifier circuit and the positive electrode of the other bridge rectifier circuit.
As a preferred embodiment of the present invention, four rectifier tubes of the same type have their anodes connected to the downlink of the glass discharge tube in the 1, 2, 3, 6 lines to form a first set of bridge rectifier circuit, and their cathodes are connected to the positive level of the transient suppression diode; the cathodes of the other four rectifier tubes with the same type are connected into the rectifier tube downlink of the first set of bridge rectifier circuits of the No. 1, No. 2, No. 3 and No. 6 circuits, the rectifier tubes are formed in the second set of bridge rectifier circuits, and the anodes of the rectifier tubes are connected into the cathodes of the transient suppression diodes together.
As a preferred embodiment of the present invention, the rectifier tube employs a fast recovery diode.
As a preferred embodiment of the present invention, the transient suppression diode is of a P6KE101 type.
As a preferred embodiment of the present invention, the glass discharge tube has a current carrying capacity of 500A to 3000A, a static capacity of < 2PF, and a response speed of nanosecond.
The utility model discloses following beneficial effect has:
the embodiment of the utility model provides a network equipment surge protector, wherein glass discharge tube is the gas discharge tube that has integrateed semiconductor silicon for glass discharge tube has overcome former ceramic discharge tube slow response speed and the weak shortcoming of semiconductor tube resistant surge current, and its current bearing capacity reaches (8/20ps): 500A-3000A; meanwhile, the electrostatic capacity is small and is less than 2PF, the response speed is high, and the nanosecond level is achieved. Therefore, the glass discharge tube has the advantages of high response speed, impact resistance, stable performance, good repeatability, long service life and the like, and the anti-surge process is safe and reliable. Meanwhile, through the cooperation of the two bridge rectifier circuits, the voltage limitation is better realized, so that the network transmission speed is improved, the packet loss rate and the error rate are reduced, and the device is suitable for surge prevention, lightning protection and signal stabilization and acceleration between the connection of network five-type, super five-type and six-type lines and equipment; the preparation of the glass is simpler and easier to operate, and the cost is saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a network equipment surge protector provided by an embodiment of the present invention;
fig. 2 is an equivalent circuit diagram of the surge protector for network equipment provided by the embodiment of the present invention.
Detailed Description
The technical problems, technical solutions and advantages of the present invention will be described in detail below with reference to exemplary embodiments and with reference to the accompanying drawings. The exemplary embodiments described below are only for explaining the present invention and should not be construed as limiting the present invention. It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As shown in fig. 1 and fig. 2, the embodiment of the present invention provides a network device surge protector, including: an input interface 31, four glass discharge tubes (BLS)32, eight rectifying tubes 33 of the same type, a transient suppression diode 34 and an output interface 35; the input interface 31 has eight bits of a network cable eight-pin core wire, the output interface 35 has eight bits of a network eight-pin core wire, a data transmission path is formed between the input interface 31 and the output interface 35, the input interface 31 is connected to the network port 10, and the output interface 35 is externally connected to the network device 20 to be protected; the glass discharge tubes 32 are gas discharge tubes integrated with semiconductor silicon, and each glass discharge tube 32 has a first wiring and a second wiring that are identical; the first connection of a glass discharge tube 32 is connected to the 1, 2, 3, 6 bit lines between the input interface and the output interface, and the second connection of each glass discharge tube 32 is connected to the ground wire 36, so that common mode protection is formed.
Meanwhile, two sets of bridge rectifier circuits are arranged among lines 1, 2, 3 and 6 through eight rectifier tubes 33 of the same type, wherein the anode of one bridge rectifier circuit is connected with the cathode of the other bridge rectifier circuit through a transient suppression diode 34. The circuit not only plays a role in voltage limiting, but also improves the network speed and reduces the packet loss rate and the bit error rate.
Preferably, the rectifier 33 employs a fast recovery diode, such as FR 104. The transient suppression diode 34 is of the P6KE101 type.
The glass discharge tube 32 is a gas discharge tube integrated with semiconductor silicon, so that the glass discharge tube overcomes the defects of slow response speed of the original ceramic discharge tube and weak surge current resistance of a semiconductor tube, and the current bearing capacity of the glass discharge tube reaches (8/20ps): 500A-3000A; meanwhile, the electrostatic capacity is small and is less than 2PF, the response speed is high, and the nanosecond level is achieved. Therefore, the glass discharge tube has the advantages of high response speed, impact resistance, stable performance, good repeatability, long service life and the like.
Preferably, the output interface and the input interface adopt a crystal head, for example, an eight-pin crystal head.
When the surge protector of the embodiment is used for protecting network equipment, an input interface of the surge protector is connected with a network port, and an output interface of the surge protector is connected with the network equipment. Under normal conditions, the glass discharge tube is a switch type element, the normal state resistance is large (more than 100M omega), and the connection part of the glass discharge tube is regarded as an open circuit; when high surge comes, the glass discharge tube is instantly conducted to discharge, namely short circuit occurs, and current flowing through the glass discharge tube is led into the ground through the ground wire; after the discharge is finished, the normal state is immediately recovered, and the network line and the network equipment are not influenced.
According to the technical scheme, the network equipment surge protector provided by the embodiment has the advantages of high response speed, impact resistance, stable performance, good repeatability and long service life in the surge prevention process; meanwhile, through the cooperation of the two bridge rectifier circuits, voltage limitation is better realized, so that the network transmission speed is improved, the packet loss rate and the error rate are reduced, and the device is suitable for surge prevention, lightning protection and signal stabilization and acceleration between the connection of network five-type, super five-type and six-type lines and equipment.
The foregoing is a preferred embodiment of the present invention, and it is to be understood that the present invention is not limited to the exemplary embodiments disclosed above, but rather that the following description is merely exemplary in nature and is intended to provide those skilled in the relevant art with a comprehensive understanding of the invention. For those skilled in the art, without departing from the principle of the present invention, several modifications and decorations, changes or substitutions that can be easily conceived and made within the technical scope of the present invention shall be covered by the protection scope of the present invention.
Claims (5)
1. A network device surge protector, comprising: the device comprises an input interface, four glass discharge tubes, eight rectifier tubes with the same type, a transient suppression diode and an output interface; wherein,
the input interface is provided with eight bits of network cable eight-pin core wires and is connected with the network port in a use state;
the output interface is provided with eight bits of network eight-pin core wires and is connected with the input port of the network equipment in a use state; and a data transmission channel is formed between the input interface and the output interface;
the glass discharge tubes are gas discharge tubes integrated with semiconductor silicon, and each glass discharge tube is provided with a first wiring and a second wiring which are identical; the first connection wire is connected into No. 1, 2, 3 and 6 bit lines between the input interface and the output interface, and the second connection wire is connected into a ground wire;
the eight rectifier tubes with the same type form two sets of bridge rectifier circuits among No. 1, No. 2, No. 3 and No. 6 circuits;
and the positive electrode and the negative electrode of the transient suppression diode are respectively connected with the negative electrode of one bridge rectifier circuit and the positive electrode of the other bridge rectifier circuit.
2. The network device surge protector of claim 1, wherein:
the positive electrodes of the four rectifier tubes with the same type are connected into the downlink of the glass discharge tube of the No. 1, No. 2, No. 3 and No. 6 lines to form a first set of bridge rectifier circuit, and the negative electrodes of the four rectifier tubes are connected to the positive electrode of the transient suppression diode;
the cathodes of the other four rectifier tubes with the same type are connected into the rectifier tube downlink of the first set of bridge rectifier circuits of the No. 1, No. 2, No. 3 and No. 6 circuits, the rectifier tubes are formed in the second set of bridge rectifier circuits, and the anodes of the rectifier tubes are connected into the cathodes of the transient suppression diodes together.
3. The network equipment surge protector of claim 1 or 2, wherein the rectifier tube employs a fast recovery diode.
4. The network device surge protector of claim 1 or 2, wherein the transient suppression diode is of the P6KE101 type.
5. The network equipment surge protector of claim 1 or 2, wherein the glass discharge tube has a current carrying capacity of 500A-3000A, a static capacitance of < 2PF, and a response speed of nanosecond.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120022727.5U CN214674335U (en) | 2021-01-06 | 2021-01-06 | Network equipment surge protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120022727.5U CN214674335U (en) | 2021-01-06 | 2021-01-06 | Network equipment surge protector |
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CN214674335U true CN214674335U (en) | 2021-11-09 |
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CN202120022727.5U Active CN214674335U (en) | 2021-01-06 | 2021-01-06 | Network equipment surge protector |
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CN (1) | CN214674335U (en) |
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2021
- 2021-01-06 CN CN202120022727.5U patent/CN214674335U/en active Active
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