CN207677746U

CN207677746U - Power supply long-range data transmission switching mechanism system is pressed based on ethernet side mouth width

Info

Publication number: CN207677746U
Application number: CN201721367156.9U
Authority: CN
Inventors: 唐灵军
Original assignee: Shenzhen Hong Hong Xiang Electronic Technology Co Ltd
Current assignee: Shenzhen Hong Hong Xiang Electronic Technology Co Ltd
Priority date: 2017-10-23
Filing date: 2017-10-23
Publication date: 2018-07-31
Anticipated expiration: 2027-10-23

Abstract

The utility model discloses a kind of based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, including direct current input module, DC DC modules, distance controlling module, main control module and network interface, it constructs in light current, network wireless engineering, when safety monitoring transmission of video, this interchanger for supporting Power over Ethernet may be used, reduce power wiring, simultaneously using network cable transmission signal, electric power is provided to headend equipment, and when distance is more than 100 meters, toggle switch, open 250 meters of patterns, it can solve to be more than 100 meters of technical bottlenecks that cannot be communicated.It is paralleling model to control two switches by intermediate ON-OFF control circuit, and the first distance controlling module and second distance control module Mechanical course are in parallel, when toggle switch, opens simultaneously and closes 250 meters of transmission modes, realize remote 250 meters of communication.

Description

Power supply long-range data transmission switching mechanism system is pressed based on ethernet side mouth width

Technical field

The utility model is related to communication technique fields, more particularly to a kind of ethernet side mouth width that is based on to press power supply long range number According to transmission switching mechanism system.

Background technology

At present in the web-transporting device of the communications field, the construction of most of light current and communication system engineering is required for adopting With Ethernet data switching equipment, the wireless aps of equipment and front end, web camera, wireless bridge, ONU etc. are handed over by Ethernet Communication equipment is connected communication, and headend equipment, which is required for being separately configured AC and turns the external power supply of DC, carrys out work, and passes through cable It is confined within 100 meters with the communications distance between interchanger.But in practice of construction, often increases by 1 front end and set It is standby, it is necessary to be further added by external power supply, external power supply requires the power wiring socket of AC220V, and Normal practice is will be again Extend and be laid with power circuit, power to the increased network equipment, based on security considerations, power wiring is needed by stringent What acceptance requirement up to standard can just use, therefore this just increases difficulty of construction and periodicity, and increase cost；And work as The range of network expansion is more extensive, and communication line is longer, then network signal cannot reach computer room end under conventional rate, Communication can fail, it is difficult to realize that the cost demand of expected economic objectively traditional wiring scheme, most of solutions are exactly, more Change medium and be laid with optical cable, to realize optical fiber telecommunication, but for being not up to optical fiber transmission line length in the environment of, increase Optical fiber and equipment is added to need to increase higher material and cost of labor.It is unfavorable for informatization and safety monitoring, Internet of Things in this way The development of network.

Invention content

Shortcoming present in view of the above technology, the utility model disclose a kind of based on the pressure power supply of ethernet side mouth width Long-range data transmission switching mechanism system solves the technical bottleneck that can not be transmitted more than 100 meters of cables, and headend equipment is saved Electric wire, socket and power supply, structure is more simple, safe and convenient to use.

In order to achieve the above object, the utility model discloses a kind of based on ethernet side mouth width pressure power supply long-range data biography Defeated switch system, including direct current input module, DC-DC module, distance controlling module, main control module, network transformer unit And network interface, the direct current input module are electrically connected with DC-DC module, the DC-DC module is electrically connected with distance controlling module Connect, the distance controlling module is electrically connected with main control module, and main control module is connect with network transformer unit, network transformer with Network connection port connects, meanwhile, one end of direct current input module is also directly connect with network connection port.

Wherein, the main control module includes main control chip 178G and main control chip 175G, main control chip 178G and master control core Piece 175G links together, and is connect respectively with network connection port.

Wherein, the distance controlling module include the first distance controlling module and second distance control module, described first Distance controlling module and main control chip 178G connecting communications, the second distance control module connect logical with main control chip 175G News.

Wherein, the first distance controlling module is connect with first switch, and the second distance control module is opened with second Connection connects, and the first switch is connected in parallel with second switch by switch control module, stirs first switch or second Switch opens simultaneously or closes the first distance controlling module and second distance control module.

Wherein, the first switch and second switch are respectively mechanical toggle switch.

Wherein, the first distance controlling module is combined into one with second distance control module can control 250 meters of long distances Distance controlling module from transmission.

Wherein, the input terminal of the DC-DC module positive terminal connection fuse after with 4 feet of network connection port and 5 Foot connects, and is connect with 7 feet of network connection port and 8 feet after the negative pole end connection resistance of the input terminal of the DC-DC module, institute State the other end ground connection of resistance.

Wherein, the network connection port is provided with 8, and the fuse is negative with the input terminal of connection DC-DC module Resistance on extreme is also equipped with 8.

Wherein, 4 feet of institute's network connection port and 5 feet are directly linked together, and form 45 positive terminals, the network connection 7 feet of port and 8 foot mouths are directly linked together, and form 78 cathode mouths.

The utility model has the beneficial effects that：

Compared with prior art, the utility model discloses a kind of based on the pressure power supply long-range data transmission of ethernet side mouth width Switch system, including direct current input module, DC-DC module, distance controlling module, main control module and network filtering unit and net Network interface, constructs in light current, and when safety monitoring transmission of video, this support Power over Ethernet may be used in network wireless engineering Interchanger, reduce power wiring, simultaneously using network cable transmission signal, give headend equipment provide electric power, and when distance more than 100 Meter Shi, toggle switch open 250 meters of patterns, so that it may to solve to be more than 100 meters of technical bottlenecks that cannot be communicated.Pass through centre It is paralleling model, the first distance controlling module and second distance control module Mechanical course that ON-OFF control circuit, which controls two switches, Parallel connection when toggle switch, opens simultaneously and closes 250 meters of transmission modes, realize remote 250 meters of communication.

Description of the drawings

Fig. 1 is the utility model embodiment link block figure；

Fig. 2 is that the utility model embodiment further segments module map；

Fig. 3 is the utility model embodiment direct current input module circuit diagram；

Fig. 4 is the utility model embodiment DC-DC module circuit diagram；

Fig. 5 is the utility model embodiment resistance wire and resistance annexation figure；

Fig. 6 is the utility model embodiment U3 chip circuit schematic diagrams；

Fig. 7 is the utility model embodiment U5 chip circuit schematic diagrams；

Fig. 8 is that the sub- transformer of the utility model embodiment network transformer unit controls chip figure.

Specific implementation mode

In order to more clearly state the utility model, the utility model is further described below in conjunction with the accompanying drawings.

- Fig. 2 refering to fig. 1, the utility model are disclosed a kind of transmitted based on ethernet side mouth width pressure power supply long-range data and handed over Change planes system, including direct current input module 1, DC-DC module 2, distance controlling module 3, main control module 4,5 and of network connection port To the network transformer unit 6 that network signal is filtered, the direct current input module 1 is electrically connected with DC-DC module 2, described DC-DC module 2 is electrically connected with distance controlling module 3, and the distance controlling module 3 is electrically connected with main control module 4, main control module 4 It is connect with network connection port 5 after being connect with network transformer unit 6, meanwhile, one end of direct current input module 1 is also directly and net Network connectivity port 5 connects.

Referring to Fig. 3, in the present embodiment, the ends VCC of the U1 chips U1 in direct current input module 1 respectively with fuse F2 The connection of the cathode of connection and diode D7, the plus earth of diode D7.And the other end of fuse F2 by capacitance C12, After the filtering of C6 and C70,48V voltages are exported.

Referring to Fig. 4, the 48V voltages of output are connect with the ends VIN of the chip U23 in DC-DC module 2, the EN of chip U23 End is grounded simultaneously with the ends PAD and the ends GND, and the ends SW one terminate inductance L5, and the other end connects the cathode of diode D97, diode D97 Plus earth, inductance L5 connect with resistance R114 and capacitance C165 respectively, at the same also with for filtering capacitance C161, C162, C15, C23, C47 are connected with C51, and resistance R114 and capacitance C165 are grounded after also being connect respectively with resistance R115.

Fig. 6 and Fig. 7 are please referred to, in the present embodiment, main control module 2 includes main control chip 178G and main control chip 175G, Main control chip 178G and main control chip 175G is independent main control chip, and the connection relation of pin is the same, in this implementation In example, from the 3.3V voltages converted in DC-DC module 2 after the filtering of C107 and C104, with main control chip 178G or master control The VDD connections of chip 175G, P65 pins connect first switch K1, P63 pin connection second switch K2.In the present embodiment, main Control chip 178G and main control chip 175G is separately connected different distance controlling modules 3, main control chip 178G and main control chip 175G links together, and is connect again with network connection port 5 after being connect respectively with network transformer unit 6, is specifically, away from Include the first distance controlling module 31 and second distance control module 32, the first distance controlling module 31 and master from control module 3 Control chip 178G connecting communications, second distance control module 32 and main control chip 175G connecting communications.First distance controlling module 31 U3 chips are connect with first switch K1, and the U5 chips of second distance control module 32 are connect with second switch K2, and first opens It closes K1 and second switch K2 to be connected in parallel by switch control module 6, stirs first switch K1 or second switch K2 simultaneously Open or close the first distance controlling module 31 and second distance control module 32, the first distance controlling module 31 and second away from 250 meters of distance controlling modules 3 transmitted at a distance can be controlled by being combined into one from control module 32, be controlled by intermediate switch Module 6, the control of two parts mechanical switch is in parallel, when toggle switch, opens simultaneously and closes 250 meters of transmission modes, realize far The communication that 250 meters of distance.So, we construct in light current, network wireless engineering, can be with when safety monitoring transmission of video Using this interchanger for supporting Power over Ethernet, reduces power wiring and simultaneously using network cable transmission signal carried to headend equipment For electric power, and when distance is more than 100 meters, toggle switch opens 250 meters of patterns, so that it may to solve to communicate more than 100 meters Technical bottleneck.

Referring to Fig. 8, control chip figure for the sub- transformer of the embodiments of the present invention is provided with four in this embodiment A the same sub- transformer controls chip, and every sub- transformer control chip is separately connected wherein two in network connection port 5 A foot, such four sub- transformers are filtered to network connection port 5 jointly, and wherein Fig. 8 is one of them sub- transformer control Coremaking piece schematic diagram.

Referring to Fig. 5, in the present embodiment, after the positive terminal connection fuse 7 of the input terminal of DC-DC module 2 with network 4 feet of connectivity port 5 and 5 feet connection, the input terminal of DC-DC module 2 negative pole end connection resistance 8 after with network connection port 5 7 feet and 8 feet connection, the resistance 8 the other end ground connection.In the present embodiment, network connection port 5 is provided with 8, insurance Resistance 8 on the negative pole end of silk 7 and the input terminal of connection DC-DC module 2 is also equipped with 8.Eight fuses be respectively F1, F3, F4, F5, F6, F7, F8 and F9, and eight resistance 8 are respectively R1, R2, R3, R4, R5, R6, R7 and R8.

Since each network port is made of eight stitch, the foot of general 1,2,3 and 6 can all be used as communication port, and 4, 5,7 and 8 feet are all idle, and in the present embodiment, 4 feet of network connection port 5 and 5 feet are directly linked together, composition 45 positive terminals, 7 feet and 8 feet of the network connection port are directly linked together, 78 negative pole ends of composition, therefore eight fuses 7 It is connect respectively with 45 feet of eight network connection ports, and resistance 8 is connect with 78 negative pole ends of eight network connection ports, to Realize that the network port 45 and 78 is powered.

The advantage of the utility model is：

1) a kind of that mould is inputted based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, including direct current Block, DC-DC module, distance controlling module, main control module and network interface are constructed in light current, network wireless engineering, safety monitoring When transmission of video, this interchanger for supporting Power over Ethernet may be used, reduce power wiring, it is same using network cable transmission signal When, provide electric power to headend equipment；

2) when distance is more than 100 meters, toggle switch opens 250 meters of patterns, so that it may to solve to lead to more than 100 meters The technical bottleneck of letter；

3) it is paralleling model, the first distance controlling module and second to control two switches by intermediate ON-OFF control circuit Distance controlling module Mechanical course is in parallel, when toggle switch, opens simultaneously and closes 250 meters of transmission modes, realize at a distance 250 meters of communication.

Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this, The changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.

Claims

1. one kind is based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, which is characterized in that including direct current Input module, DC-DC module, distance controlling module, main control module and network interface, the direct current input module and DC-DC moulds Block is electrically connected, and the DC-DC module is electrically connected with distance controlling module, and the distance controlling module is electrically connected with main control module, Main control module is connected with network transformer, and network transformer is connect with network connection port, meanwhile, one end of direct current input module Also it is directly connect with network connection port.

2. it is according to claim 1 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is, the main control module includes main control chip 178G and main control chip 175G, main control chip 178G and main control chip 175G It links together, and is connect respectively with network connection port by network transformer.

3. it is according to claim 2 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is that the distance controlling module includes the first distance controlling module and second distance control module, the first distance control Molding block and main control chip 178G connecting communications, the second distance control module and main control chip 175G connecting communications.

4. it is according to claim 3 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is that the first distance controlling module is connect with first switch, and the second distance control module is connect with second switch, The first switch is connected in parallel with second switch by switch control module, stirs first switch or second switch simultaneously Open or close the first distance controlling module and second distance control module.

5. it is according to claim 4 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is that the first switch and second switch are respectively mechanical toggle switch.

6. it is according to claim 3 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is that the first distance controlling module is combined into one with second distance control module can control 250 meters of remote transmission Distance controlling module.

7. it is according to claim 1 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is, the 4th and the 5th stitch after the positive terminal connection fuse of the input terminal of the DC-DC module with network connection port It connects, is connect with the 7th and the 8th stitch of network connection port after the negative pole end connection resistance of the input terminal of the DC-DC module, The other end of the resistance is grounded.

8. it is according to claim 7 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is, the network connection port is provided with 8, on the negative pole end of the input terminal of the fuse and connection DC-DC module Resistance be also equipped with 8.

9. it is according to claim 7 based on ethernet side mouth width pressure power supply long-range data transmission switching mechanism system, it is special Sign is that 4 feet and 5 feet of institute's network connection port are directly linked together, and forms 45 positive terminals, the network connection port 7 feet and 8 feet are directly linked together, and form 78 negative pole ends.