For photoelectric signal transformation and the device of controlThis case be using the applying date as on 04 11st, 2016, application No. is 201610220447.9, entitled " photosignalThe divisional application that the patent of invention of conversion equipment " is carried out for female case.
Technical field
The present invention relates to domain of communication equipment more particularly to a kind of photoelectric signal conversion devices.
Background technology
Since country persistently promotes the policy of light entering and copper back, major part family all has been realized in FTTH (Fiber at presentTo The Home fiber to the home), photoelectric signal conversion device demand is greatly increased.Nowadays existing photoelectric signal transformationDevice design is complicated of high cost, is unfavorable for equipment installation and volume is excessive can not adapt to information box, circuit, which can not be fixed, to be causedComplex circuit brings interference to safeguarding and installing in information box；The optical fiber port of photoelectric signal conversion device, power port, network interface courtExterior problem is universal, wherein more mouthfuls cause equipment volume to become larger outwardly；Wherein optical fiber port is set outwardly, easily optical fiber is caused to fracture,And adverse circumstances can pollute optical fiber, cause light loss excessive, influence user's normal use business；Wherein power port is set outwardly,Power cord can not be fixed, and both unsightly or easily cause loose contact, can not normal power supply so as to cause equipment；Wherein network interface courtOutside, remote management apparatus can not be carried out by easily leading in the presence of a harsh environment.
In the Chinese patent document of Publication No. CN1908715, it is proposed that a kind of photoelectric conversion device, including with upperThe housing of lid and lower cover；Signal processing module is incorporated in the housing, and with photoelectric conversion component, processing and transmission optical telecommunicationsNumber and elastic interface unit, it is conductive, be flexibly clamped between the photoelectric conversion component and the upper and lower cover, formedThe earth-return circuit of the photoelectric conversion component and housing and the fixation of elasticity.The device can effectively shield the photoelectric conversion componentThe electromagnetic radiation of generation, and prevent the photoelectric conversion component from coming off, but optical fiber port is set outwardly, still without solving, optical fiber is easyThe problems such as being broken off, be easily contaminated.
Invention content
The technical problems to be solved by the invention are：A kind of photoelectric signal conversion device is provided, it is right under adverse circumstances to reduceThe interference that business conveyor is come, while reduce the volume of device entirety.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of photoelectric signal conversion device, includingPedestal and shell, the pedestal and shell are detachably connectable；The pedestal is equipped with D/A converter module and optical module, the numberMould modular converter is connect with the optical module, and the optical fiber port of the optical module is set inwardly；The shell is correspondingly arranged on describedThe line outlet of optical fiber port.
The beneficial effects of the present invention are：Pedestal and shell are detachably connectable, make shell easy to install quick detachable, facilitate the later stageIt safeguards, and dust-proof effect can be improved, extend the service life of device；The optical fiber port of optical module is set inwardly, and optical fiber is made to be not easy to take offIt falls, prevents loose contact, and can effectively protect optical fiber, be not easily broken optical fiber, prevent optical fiber from polluting, improve in the presence of a harsh environmentAdaptability；Meanwhile the overall volume of device can be reduced, solve the problems, such as information box space too it is small can not storing unit, makeDevice general shape is compact simple and beautiful.
Description of the drawings
Fig. 1 is a kind of structure diagram of photoelectric signal conversion device of the present invention；
Fig. 2 is the structure diagram of the embodiment of the present invention one；
Fig. 3 is the structure diagram of one optical module of the embodiment of the present invention.
Label declaration：
1st, pedestal；2nd, shell；3rd, D/A converter module；4th, optical module；5th, ethernet physical layer transceiver module；6th, power supply mouldBlock；7th, optical signal indicator light；8th, circuit board；9th, fixed mechanism；10th, magnetite；11st, irony shielded layer；12nd, data conductive patch；
41st, optical fiber port；42nd, optical fiber；
61st, power port；62nd, power cord.
Specific embodiment
For the technology contents that the present invention will be described in detail, the objects and the effects, below in conjunction with embodiment and coordinate attachedFigure is explained in detail.
The design of most critical of the present invention is：The interface of module is set inwardly, and is correspondingly arranged line outlet, it is effectively anti-Dirt, while optical fiber interface is protected, the extended fiber service life.
Referring to Fig. 1, a kind of photoelectric signal conversion device, including pedestal and shell, the pedestal and shell separate companyIt connects；The pedestal is equipped with D/A converter module and optical module, and the D/A converter module is connect with the optical module, the lightThe optical fiber port of module is set inwardly；The shell is correspondingly arranged on the line outlet of the optical fiber port.
As can be seen from the above description, the beneficial effects of the present invention are：Optical fiber is not easily to fall off and fractures, and can prevent contact notIt is good, at the same again can effective protection optical fiber, prevent optical fiber from polluting；Further, the overall volume of device can also be reduced.
Further, ethernet physical layer transceiver module is additionally provided on the pedestal, the ethernet physical layer receives and dispatches mouldBlock is connect respectively with D/A converter module and optical module.
Seen from the above description, by setting ethernet physical layer transceiver module, the optical signal index of input can be carried outInquiry, controls the electric signal of output, solves the problems, such as that existing photoelectric signal conversion device can not carry out remote management, beLater maintenance personnel greatly reduce its workload, also effectively control and observe device service condition.
Further, be additionally provided with power module on the pedestal, the power module respectively with D/A converter module, optical modeBlock is connected with ethernet physical layer transceiver module, and the power port of the power module is set inwardly, and the shell is correspondingly arranged onThe line outlet of the power module.
Seen from the above description, it by setting power module, is powered for the device.
Further, the optical module, ethernet physical layer transceiver module and power module are arranged side by side.
Seen from the above description, by the way that optical module, ethernet physical layer transceiver module and power module are arranged side by side, makeLayout in device understand it is neat.
Further, the optical module is arranged on by magnetite on the pedestal.
Seen from the above description, optical module is set on the base by magnetite, after optical module damages, it is convenient to replaceOptical module works normally equipment.
Further, the optical module is connect by data conductive patch with the D/A converter module.
Seen from the above description, by setting data conductive patch, allow signal preferably in D/A converter module andIt is transmitted between optical module.
Further, optical signal indicator light is further included, the optical signal indicator light is connect with the optical module.
Seen from the above description, by setting light indicator light, the range that can be visually known where the optical signal of reception.
Further, it is additionally provided with fixed mechanism on the pedestal, the fixed mechanism includes two triangle components, and described twoThe bevel edge of a triangle component is oppositely arranged.
Further, the fixed mechanism has multiple.
Seen from the above description, by setting fixed mechanism, optical fiber and power cord can be fixed in the device, make lineRoad is neatly clear, is not easy to fall, and reduces the failure problems that line-hit is brought.
Further, the shell and the mutual sliding gomphosis of pedestal are integrated.
Seen from the above description, pedestal and shell slide over each other chimeric, make shell easy to install quick detachable, the later stage is facilitated to tie upShield, and dust-proof effect can be improved, extend the service life of device；
Embodiment one
Fig. 1 is please referred to, the embodiment of the present invention one is：A kind of photoelectric signal conversion device, including pedestal 1 and shell 2, instituteIt states pedestal 1 and shell 2 is detachably connectable；The pedestal 1 is equipped with D/A converter module 3 and optical module 4, the digital-to-analogue conversion mouldBlock 3 is connect with the optical module 4, and the optical fiber port 41 of the optical module 4 is set inwardly；The shell 2 is correspondingly arranged on the lightThe line outlet of fine mouth 41.
Ethernet physical layer transceiver module 5 is additionally provided on the pedestal 1, the ethernet physical layer transceiver module 5 is distinguishedIt is connect with D/A converter module 3 and optical module 4.
Be additionally provided with power module 6 on the pedestal 1, the power module 6 respectively with D/A converter module 3, optical module 4 andEthernet physical layer transceiver module 5 connects, and the power port 61 of the power module 6 is set inwardly, and the shell 2 is correspondingly arranged onThe line outlet of the power module 6.
Preferably, the optical module 4, ethernet physical layer transceiver module 5 and power module 6 are arranged side by side.
Preferably, optical signal indicator light 7 is further included, the optical signal indicator light 7 is connect with the optical module 4.Optionally,The optical signal indicator light 7 is arranged on the optical module 4.
Preferably, the pedestal 1 is equipped with circuit board 8, the D/A converter module 3, optical module 4, ethernet physical layerTransceiver module 5 and power module 6 are connected with each other by the circuit board 8.
Preferably, as shown in Fig. 2, being additionally provided with fixed mechanism 9 on the pedestal 1, the fixed mechanism 9 includes two trianglesComponent, the bevel edge of described two triangle components are oppositely arranged.Optionally, the fixed mechanism 9 has multiple.The fixed mechanism 9Available for fixing optical fiber 42 and power cord 62, customer service can not normally make caused by can avoiding the occurrence of optical signal loose contactWith protection optical fiber 42 is not easily broken, and avoids circuit light decay excessive, while it is dragged to be not easy power cord 62, prevents electrical power contactsIt is bad so as to affect the normal operation of the equipment.
Preferably, the shell 2 and 1 mutual sliding gomphosis of pedestal are integrated.
Preferably, as shown in figure 3, the optical module is arranged on by magnetite 10 on the pedestal；The magnetite 10 it is interiorSide and outside are equipped with irony shielded layer 11, and 10 inside of magnetite is additionally provided with data conductive patch 12, and optical module passes through dataConductive patch 12 is connect with the D/A converter module 3 in Fig. 1.
The present embodiment is by the way that the power port of the optical fiber port of optical module and power module is set, and pass through fixed mechanism inwardlyFixed optical fiber and power cord, make optical fiber and power cord not easily to fall off, prevent loose contact, and can effectively protect optical fiber and power supplyLine is not easily broken optical fiber and power cord, prevents optical fiber from polluting, and reduces failure caused by line-hit；Meanwhile pedestal and shellIt can slide over each other chimeric, make shell easy to install quick detachable, facilitate later maintenance, and dust-proof effect can be improved, extend making for deviceUse the service life；Optical module can plug setting, plug and play is supported hot-swappable, dismantles and simple easily replaces；Further, and can reduceThe overall volume of device, solve the problems, such as information box space too it is small can not storing unit, make the compact simple beauty of device general shapeIt sees.
Embodiment two
Application method of the present embodiment for the photoelectric signal conversion device described in above-described embodiment.
D/A converter module connects television set or set-top box by coaxial line.Optical module connects optical sender by optical fiber,Optionally, the optical port specification of optical module is SC/PC, FC/PC, SC/APC or FC/APC, and the wavelength that can receive optical signal includes1490nm or 1550nm, the wavelength that can emit optical signal include 1310nm.Power module is 12V/5V power adaptations by connectorDevice connects external power supply.
D/A converter module receives the digital signal that television set or set-top box are sent, and optical mode is sent to after being converted to electric signalBlock, optical module are converted to optical signal, then send by light reflection machine after receiving electric signal.
After by optical module incoming light signal, it is known where the optical signal of input by optical signal indicator lightRange, there are three types of colors for optical signal indicator light, represent three different sections respectively, pass through the net of ethernet physical layer transceiver moduleMouth can carry out section setting；For example, when indicator light is displayed in red (≤- 9dBm), represents no optical power input or input relatively low；When indicator light display green (- 9~0dBm), represent input optical power in normal range (NR)；When indicator light is shown it is orange when (>=0dBm), represent that input optical power is higher.
Scene is needed when controlling the input/output signal of equipment, and computer and ethernet physical layer are connected with cableThe network interface of transceiver module, setting computer are same network segment IP with this module, this module I P logins are inputted in Computer BrowserWeb interface can inquire the optical signal index of input, the electric signal of output is controlled.
Optionally, the network interface of ethernet physical layer transceiver module can be set inwardly, when carrying out inquiry control, firstIt removes shell and reconnects cable, can effectively protect network interface；Network interface can also be set outwardly, and Ethernet object is correspondingly arranged on shellThe cable incoming line of layer transceiver module is managed, when inquiring control, does not then need to remove shell, is inserted directly into cable, it is convenientIt uses.
In conclusion a kind of photoelectric signal conversion device provided by the invention, pedestal and shell are detachably connectable, make shellIt is easy to install quick detachable, facilitate later maintenance, and dust-proof effect can be improved, extend the service life of device；The optical fiber port of optical moduleIt sets inwardly, makes optical fiber not easily to fall off, prevent loose contact, and can effectively protect optical fiber, be not easily broken optical fiber, prevent optical fiberPollution, improves adaptability in the presence of a harsh environment；It, can be to the optical signal of input by setting ethernet physical layer transceiver moduleIndex is inquired, and the electric signal of output is controlled；By setting light indicator light, the optical signal of reception can be visually knownThe range at place；By setting fixed mechanism, optical fiber and power cord can be fixed in the device, make circuit neatly clear,It is not easy to fall, reduces the failure problems that line-hit is brought；The overall volume of device can be reduced, solve the too small nothing in information box spaceThe problem of method storing unit, makes device general shape compact simple and beautiful；
The foregoing is merely the embodiment of the present invention, are not intended to limit the scope of the invention, every to utilize this hairThe equivalents that bright specification and accompanying drawing content are made directly or indirectly are used in relevant technical field, similarly includeIn the scope of patent protection of the present invention.