CN216390504U - Power giga net unification lightning protection device more - Google Patents
Power giga net unification lightning protection device more Download PDFInfo
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- CN216390504U CN216390504U CN202122522413.4U CN202122522413U CN216390504U CN 216390504 U CN216390504 U CN 216390504U CN 202122522413 U CN202122522413 U CN 202122522413U CN 216390504 U CN216390504 U CN 216390504U
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Abstract
The utility model provides a power supply gigabit network all-in-one lightning protection device which comprises a metal shell, a plug patch cord arranged on the metal shell, a PCB arranged in the metal shell and an all-in-one lightning protection module arranged on the PCB, wherein at least two RJ45 wiring terminals are arranged on the metal shell and used for connecting equipment to be protected, the wiring terminals of the plug patch cord are welded with the PCB, the plug part of the plug patch cord is connected with a power socket, the all-in-one lightning protection module comprises a power supply protection module and a signal protection module which are mutually connected, the wiring terminals of the plug patch cord are connected into the power supply protection module, the power supply protection module and the signal protection module are arranged in parallel side by side, and the signal protection module corresponds to the RJ45 wiring terminals one by one. The utility model has the advantages of convenient and compact installation, easy wiring of the combined product, small occupied space and low installation cost.
Description
Technical Field
The utility model relates to the technical field of network transmission safety, in particular to a power supply gigabit network all-in-one lightning protection device for a lightning protection system consisting of a secondary power supply system and a plurality of gigabit network interfaces.
Background
With the popularization of computers and the application of network technology thereof, the construction of intelligent buildings has become the infrastructure of office buildings, hospitals and hotels, wherein the comprehensive wiring occupies an important position in the construction of the intelligent buildings.
The engineering of the comprehensive wiring of the intelligent building belongs to the weak current engineering of the building, the voltage withstanding value is very low, the invasion of protecting people and equipment from electricity, fire and thunder disaster must be considered preferentially in engineering design and construction, the distances between a wiring system and a lighting wire, a power wire, a communication line, a heating pipeline, a cold and hot air pipeline and an elevator must be considered preferentially, the safety of the wiring system, an insulating wire, a bare wire, grounding and welding must be considered, a lightning protection system of the building must be constructed, the lightning protection system not only considers the lightning protection of the building, but also considers the lightning protection of a computer and other weak voltage withstanding equipment, and then the trend and the aesthetic degree of the circuit are considered.
With the continuous upgrading of the wiring requirements, the number of interfaces is continuously increased, but the interfaces do not meet the standard of cabinet type wiring, and therefore, the development of designing a power supply gigabit network lightning protection combination and an all-in-one gigabit network lightning protection product is imperative.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a power supply gigabit network all-in-one lightning protection device, which solves the problem of inconvenient connection and installation of strong current and weak current matching between a computer and a network system thereof in an intelligent building, solves the problem of multiple interfaces between a single RJ45 interface and a multi-port RJ45 interface, and has the advantages of convenience and compactness in installation, attractiveness, space saving, easiness in wiring of a combined product, low installation cost and the like.
In order to achieve the above main object, the present invention provides a power gigabit network all-in-one lightning protection device, comprising: the protection device comprises a metal shell, a plug patch cord arranged on the metal shell, a PCB arranged in the metal shell and an all-in-one lightning protection module arranged on the PCB, wherein the metal shell is provided with at least two RJ45 wiring terminals for connecting equipment to be protected, the wiring terminals of the plug patch cord are welded with the PCB, and the plug part of the plug patch cord is connected with a power socket; the all-in-one lightning protection module comprises a power protection module and a signal protection module which are connected with each other, a wiring terminal of the plug patch cord is connected into the power protection module, the power protection module and the signal protection module are arranged in parallel side by side, and the signal protection module corresponds to the RJ45 wiring terminal one by one; the signal protection module includes common mode filter, second gas discharge tube, transient suppression diode and fast recovery diode, RJ45 binding post's input and front end protection circuit the gas discharge tube is connected, the second gas discharge tube with the common mode filter connects the back, is connected to by the rear end protection circuit that transient suppression diode and fast recovery diode combination formed, again by rear end protection circuit exports extremely RJ45 binding post's output.
In a further scheme, the power protection module comprises a piezoresistor, a temperature fuse and a first gas discharge tube, wherein a first end of the temperature fuse is connected with a live wire, a second end of the temperature fuse is connected with a node A, the first end of the piezoresistor is connected with the node A, the second end of the piezoresistor is connected with a node B, the node B is connected with a zero line, the first end of the first gas discharge tube is connected with the node B, the second end of the first gas discharge tube is connected with a node C, and the node C is connected with a PE wire.
In a further scheme, the power protection module further comprises a first indicator light and a second indicator light, the first end of the first indicator light is connected with the node A, the second end of the first indicator light is connected with the node D, the first end of the second indicator light is connected with the node D, the second end of the second indicator light is connected with the node F, the node F is grounded, and voltage limiting resistors are further connected among the first indicator light, the second indicator light, the live wire and the zero wire.
In a further embodiment, four RJ45 connection terminals are provided, and each RJ45 connection terminal is connected to one signal protection module.
In a further scheme, the input ends of the four RJ45 connection terminals are respectively connected to the PE line and the front protection circuit of the signal protection module corresponding thereto, and the output ends of the four RJ45 connection terminals are respectively connected to the ground and the rear protection circuit of the signal protection module corresponding thereto.
In a further scheme, the plug patch cord is connected with the conducting strip in the metal shell, a lightning protection circuit is arranged at the connecting position, and a non-combustion material layer is packaged outside the lightning protection circuit to form the all-in-one lightning protection module.
In a further scheme, mounting parts are arranged on two sides of the metal shell.
In a further aspect, the varistor is a 20D series varistor.
Therefore, the power supply gigabit network all-in-one lightning protection device provided by the utility model is added to a plurality of RJ45 on the basis of the existing single-port RJ45 gigabit network lightning protection device, so that the problem of lightning protection of parallel wiring of a plurality of gigabit network circuits is solved. The lightning protection level of the power supply is improved from CLASS III to CLASS II, more application places and lightning protection subareas are covered, and two general schemes of 20kA and 10kA can be selected. Meanwhile, the connection mode of the product is plug-type connection, so that the installation modes of different customers are more convenient, and the product can be directly installed in places with sockets.
Furthermore, the utility model can meet the protection requirements of a plurality of network interfaces, not only reduces the cost of multiple lightning protection devices during installation, but also brings great convenience for installation and wiring, and particularly reduces the installation difficulty of the plug structure.
Therefore, the utility model has reasonable structure, flexible and convenient installation, small occupied space, parallel division and shielding of the power supply and the signal part, beautiful wiring, convenient installation and plugging and lower cost.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of an all-in-one lightning protection device for a power gigabit network according to the present invention.
Fig. 2 is a front view of an embodiment of an all-in-one lightning protection device for a power gigabit network according to the present invention.
Fig. 3 is a top view of an embodiment of a power gigabit ethernet all-in-one lightning protection device according to the present invention.
Fig. 4 is a schematic circuit diagram of an embodiment of an all-in-one lightning protection device for a power gigabit network according to the present invention.
The utility model is further explained with reference to the drawings and the embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.
Referring to fig. 1 to 4, the present invention provides a power gigabit network all-in-one lightning protection device, which includes: metal casing 1, set up plug patch cord 2 on metal casing 1, set up PCB board in metal casing 1 and locate the many unification lightning protection modules on the PCB board, be equipped with two at least RJ45 binding post 3 on metal casing 1 for connect and treat the protection equipment, the binding post and the PCB board welding of plug patch cord 2, the plug part and the supply socket 4 of plug patch cord 2 are connected.
In this embodiment, the all-in-one lightning protection module includes the power protection module 10 and the signal protection module 20 that are connected to each other, the connection terminal of the plug patch cord 2 is connected to the power protection module 10, the power protection module 10 and the signal protection module 20 are arranged in parallel side by side, and the signal protection module 20 corresponds to the RJ45 connection terminal 3 one to one.
Therefore, the utility model can realize convenient installation of power signal combination lightning protection through parallel structural design, and has the advantages of saving space, reducing cost, improving installation effect and the like by using a simple structure with low cost.
In this embodiment, the signal protection module 20 includes a common mode filter, a second gas discharge tube, a transient suppression diode and a fast recovery diode, the input end of the RJ45 connection terminal 3 is connected to the second gas discharge tube of the front-end protection circuit, and the second gas discharge tube is connected to the rear-end protection circuit formed by the combination of the transient suppression diode and the fast recovery diode after being connected to the common mode filter, and then is output to the output end of the RJ45 connection terminal 3 by the rear-end protection circuit.
In this embodiment, power protection module 10 includes varistor MOV, temperature fuse FU and first gas discharge tube GDT, and the first termination live wire L of temperature fuse FU, the second termination node a of temperature fuse FU, the first termination node a of varistor MOV, the second termination node B of varistor MOV, node B connects zero line N, the first termination node B of first gas discharge tube GDT, the second termination node C of first gas discharge tube GDT, node C connects the PE line.
The power protection module 10 further includes a first indicator light and a second indicator light, a first end of the first indicator light is connected to the node a, a second end of the first indicator light is connected to the node D, a first end of the second indicator light is connected to the node D, a second end of the second indicator light is connected to the node F, the node F is grounded, and voltage limiting resistors are further connected between the first indicator light and the second indicator light as well as between the live wire L and the zero line N.
In this embodiment, there are four RJ45 terminals 3, and each RJ45 terminal 3 is connected to one signal protection module 20.
The input ends of the four RJ45 connection terminals 3 are respectively connected to the PE line and the front protection circuit of the corresponding signal protection module 20, and the output ends of the four RJ45 connection terminals 3 are respectively connected to the ground and the rear protection circuit of the corresponding signal protection module 20.
Of course, the number of the RJ45 terminals 3 in this embodiment includes, but is not limited to, four, and may also be two, three, or more than four, and the specific number may be designed according to the wiring requirement of the site network circuit.
In this embodiment, the plug patch cord 2 and the conductive sheet are connected in the metal housing 1, and a lightning protection circuit is disposed at the connection position, and the non-combustible material layer is encapsulated outside the lightning protection circuit to form an all-in-one lightning protection module.
In this embodiment, the two sides of the metal shell 1 are provided with installation parts 5, and the lightning protection device can be installed and applied to each field through the installation parts 5.
Preferably, the varistor MOV is a 20D series varistor MOV.
Specifically, the utility model comprises a power supply part and a signal part which are parallelly divided and shielded in a metal shell 1, wherein the power supply part comprises a plug patch cord 2, a piezoresistor MOV, a temperature fuse FU, a gas discharge tube GDT, a voltage limiting resistor, a green LED indicator lamp and a red LED indicator lamp.
The connecting terminal (L, N) of the plug patch cord 2 is connected with a first-stage protection circuit which is arranged at the front end and is formed by connecting a 20D series voltage dependent resistor MOV and a temperature fuse FU in series, lightning current is discharged between a zero line N and PE through a gas discharge tube GDT, and a live line L and a zero line N are connected with an LED indicator lamp through a voltage limiting resistor for indicating circuit operation.
The signal part comprises four RJ45 wiring terminals 3 (each RJ45 wiring terminal 3 is provided with an input end and an output end), a common mode filter and a gas discharge tube, a transient suppression diode TVS and a fast recovery diode ESD, wherein the input end of the RJ45 wiring terminal 3 is connected with the gas discharge tube at the front end, then the common mode filter is connected with a circuit formed by combining the transient suppression diode TVS and the fast recovery diode ESD at the rear end, and finally the common mode filter is connected to the output end of the RJ45 wiring terminal 3.
Finally, the power supply and signal parts are combined and arranged in parallel and are arranged in a shielding metal shell 1, so that the power supply gigabit network all-in-one lightning protection device is formed.
Therefore, the power supply gigabit network all-in-one lightning protection device is used in the field of network transmission systems of alternating current and direct current power supplies and transmission rates above CAT-6A, particularly relates to a lightning protection system consisting of a secondary power supply system and a plurality of gigabit network connectors, and solves the problem of lightning protection of parallel wiring of a plurality of gigabit network lines by adding 4 RJ45 on the basis of the existing single-port RJ45 gigabit network lightning protection device on occasions with special requirements on the anti-interference capacity of products. The lightning protection level of the power supply is improved from CLASS III to CLASS II, more application places and lightning protection subareas are covered, and two general schemes of 20kA and 10kA can be selected. Meanwhile, the connection mode of the product is plug-type connection, so that the installation modes of different customers are more convenient, and the product can be directly installed in places with sockets.
Therefore, the utility model can meet the protection requirements of a plurality of network interfaces, not only reduces the cost of multiple lightning protection devices in installation, but also brings great convenience for installation and wiring, and particularly reduces the installation difficulty of the plug structure. The power supply part of the embodiment accords with the secondary standard of IEC 61643-11, the signal part accords with the international standard of TYPE 2C 2 of IEC 61643-21, the installation is convenient and compact, the appearance is attractive, the space is saved, the wiring of a combined product is easy, the installation cost is reduced, and the price of the combined product has competitive advantage compared with the price of a product with the same parameters in the market.
Therefore, the utility model has reasonable structure, flexible and convenient installation, small occupied space, parallel division and shielding of the power supply and the signal part, beautiful wiring, convenient installation and plugging and lower cost.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made to the present invention by using the design concept also fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a lightning protection device is unified to power giga net more which characterized in that includes:
the protection device comprises a metal shell, a plug patch cord arranged on the metal shell, a PCB arranged in the metal shell and an all-in-one lightning protection module arranged on the PCB, wherein the metal shell is provided with at least two RJ45 wiring terminals for connecting equipment to be protected, the wiring terminals of the plug patch cord are welded with the PCB, and the plug part of the plug patch cord is connected with a power socket;
the all-in-one lightning protection module comprises a power protection module and a signal protection module which are connected with each other, a wiring terminal of the plug patch cord is connected into the power protection module, the power protection module and the signal protection module are arranged in parallel side by side, and the signal protection module corresponds to the RJ45 wiring terminal one by one;
the signal protection module includes common mode filter, second gas discharge tube, transient suppression diode and fast recovery diode, RJ45 binding post's input and front end protection circuit the gas discharge tube is connected, the second gas discharge tube with the common mode filter connects the back, is connected to by the rear end protection circuit that transient suppression diode and fast recovery diode combination formed, again by rear end protection circuit exports extremely RJ45 binding post's output.
2. The lightning protection device of claim 1, wherein:
the power protection module comprises a piezoresistor, a temperature fuse and a first gas discharge tube, wherein the first end of the temperature fuse is connected with a live wire, the second end of the temperature fuse is connected with a node A, the first end of the piezoresistor is connected with the node A, the second end of the piezoresistor is connected with a node B, the node B is connected with a zero wire, the first end of the first gas discharge tube is connected with the node B, the second end of the first gas discharge tube is connected with a node C, and the node C is connected with a PE wire.
3. The lightning protection device of claim 2, wherein:
the power protection module still includes first pilot lamp and second pilot lamp, the first termination node A of first pilot lamp, the second termination node D of first pilot lamp, the first termination node D of second pilot lamp, the second termination node F of second pilot lamp, node F ground connection first pilot lamp, second pilot lamp and live wire, zero line between still be connected voltage limiting resistor.
4. The lightning protection device of claim 1, wherein:
the number of the RJ45 wiring terminals is four, and each RJ45 wiring terminal is connected with one signal protection module.
5. The lightning protection device of claim 4, wherein:
the input ends of the four RJ45 wiring terminals are respectively connected with the PE lines and the front end protection circuits corresponding to the PE lines, and the output ends of the four RJ45 wiring terminals are respectively connected with the earth and the rear end protection circuits corresponding to the signal protection modules.
6. The lightning protection device according to any one of claims 1 to 5, wherein:
the plug patch cord is connected with the conducting strip in the metal shell, a lightning protection circuit is arranged at the connecting position, and a non-combustion material layer is packaged outside the lightning protection circuit to form the all-in-one lightning protection module.
7. The lightning protection device according to any one of claims 1 to 5, wherein:
and mounting parts are arranged on two sides of the metal shell.
8. The lightning protection device of claim 2, wherein:
the piezoresistor is a 20D series piezoresistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522413.4U CN216390504U (en) | 2021-10-19 | 2021-10-19 | Power giga net unification lightning protection device more |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522413.4U CN216390504U (en) | 2021-10-19 | 2021-10-19 | Power giga net unification lightning protection device more |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216390504U true CN216390504U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122522413.4U Active CN216390504U (en) | 2021-10-19 | 2021-10-19 | Power giga net unification lightning protection device more |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216390504U (en) |
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2021
- 2021-10-19 CN CN202122522413.4U patent/CN216390504U/en active Active
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