CN207995111U - A kind of ONU supply intelligent control devices based on EOC networks - Google Patents
A kind of ONU supply intelligent control devices based on EOC networks Download PDFInfo
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- CN207995111U CN207995111U CN201820280800.7U CN201820280800U CN207995111U CN 207995111 U CN207995111 U CN 207995111U CN 201820280800 U CN201820280800 U CN 201820280800U CN 207995111 U CN207995111 U CN 207995111U
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Abstract
The utility model discloses a kind of ONU supply intelligent control devices based on EOC networks, including feed isolation conversion DC voltage-stabilizing power supply unit（）With the ONU long-distance intelligent control units of EOC networks（）, power supply unit（）Isolation conversion transformer is fed including power circuit（1）, three ends are adjustable voltage stabilizing ICA（3）, rectification circuit A（4）, adjustable resistance A（8）, rectification circuit B（9）, three ends are adjustable voltage stabilizing ICB（10）, adjustable resistance B（11）, control unit（）Including A/D conversion ICs（15）And intelligent processor（）, it is characterised in that：The device further includes having intermittent work circuit unit（）, the circuit unit（）Mainly by adjustable square-wave oscillator（7）, gate circuit（6）, relay A（4）, transistor A（5）It constitutes, the power supply unit（）It is inside provided with by triode B（13）Relay B（12）Power switch contact, power switch contact setting feed be isolated conversion transformer（1）With diode rectifier circuit A（2）Between；Its power supply is automatically cut off when not needing long-distance intelligent control its advantage is that mainly solving, realizes power supply automatically when needing long-distance intelligent control, and great convenience is provided for the rear end repair and replacement of network.
Description
Technical field
The utility model is related to a kind of EOC network transmissions for electric installation, be especially a kind of ONU confessions based on EOC networks
Electric intelligent controlling device.
Background technology
In the big data transfers net system of the integration of three networks of the existing intelligence community based on cable TV network, ether number
Active EOC is used according to (Ethernet over Coax abbreviation EOC) technical solution is transmitted by coaxial cable, realizes wired electricity
Depending on the fusion access with Internet data signals.
Compare the ONU power supplies that distinct issues are namely based on EOC networks there are one in the EOC network operations of reality
Problem.
Current ONU equipment is usually to be not suitable for CHINA RFTCOM Co Ltd according to telecommunication service Demand Design.The overwhelming majority
ONU equipment is all indoor type, is converted to direct current 12V power supplies by alternating current 220V, it is therefore desirable to cable TV network
DC feedback supply voltage is converted.
Application No. is disclosed in the Chinese patent application file of " 201120097506.0 "《It is a kind of based on EOC networks
ONU is for electric installation》.A set of feed-type direct current 12V power supply systems are established in existing cable television network using this method,
Intelligent power control function is increased, solves remotely controlling the power supply of ONU equipment, completes the operations such as equipment hard reboot.
But in the intelligent DC power supply system, there are following defects：
First, used microcontroller and its related support device have the microcontroller of various different models, used electricity
Pressure is different, cannot share feed-type direct current 12V power supply systems, it is also difficult to meet the needs of different power supplies；Second is that intelligent control is opened
The primary being arranged in feed conversion transformer is closed, after cutting off electric feed signal, the power supply of intelligent monitoring is also turned off, and is thus influenced
Follow-up function device cisco unity malfunction.
Therefore, EOC networks are in the running of existing net, there is an urgent need to it is a kind of can to different voltages microcontroller in intelligent control and
The equipment of the power supply of its device, does not power when not needing long-distance intelligent control, and that powers when needing long-distance intelligent control sets
It is standby.
Utility model content
The technical problems to be solved in the utility model is in view of the deficiency of the prior art, to provide one kind in reality
The running of EOC networks in, can be to the equipment of the power supply of different voltages microcontroller and its device in intelligent control, need not be far
Its power supply is automatically cut off when journey intelligent control, the equipment for realizing power supply automatically when needing long-distance intelligent control.The equipment is referred to as
For a kind of ONU supply intelligent control devices based on EOC networks.
The technical solution of the utility model is：
A kind of ONU supply intelligent control devices based on EOC networks, the device include that feed isolation conversion DC voltage-stabilizing supplies
The ONU long-distance intelligent control units of electric unit and EOC networks；The feed isolation converts DC voltage-stabilizing power supply unit and includes
Power circuit feed isolation conversion transformer, rectification circuit A, three ends are adjustable voltage stabilizing ICA, adjustable resistance A, rectification circuit B, three ends
The ONU long-distance intelligent control units of adjustable voltage stabilizing ICB, adjustable resistance B, the EOC networks include at A/D conversion ICs and intelligence
Manage device, it is characterised in that：
The device further includes having intermittent work circuit unit, which includes adjustable square-wave oscillator, door electricity
Road, relay A, transistor A.
One is provided in the feed isolation conversion DC voltage-stabilizing power supply unit by transistor B control relays B
Power switch contact, power switch contact setting is between feed isolation conversion transformer and rectification circuit A.
As the further perfect of above-mentioned technical proposal and optimize, the utility model also has following feature：
The intelligent processor is constituted by decoding IC, relay B, transistor B.
After using the above structure, compared with prior art, the utility model has the following advantages：
The newly-installed intermittent work circuit unit of the utility model and power switch contact, mainly solve and are not needing
Its power supply is automatically cut off when long-distance intelligent control, realizes power supply automatically when needing long-distance intelligent control, is that the rear end of network is tieed up
It repaiies and replacement provides great convenience.
Meanwhile in the feed isolation conversion DC voltage-stabilizing power supply unit of the utility model setting, rectification circuit B, three ends can
It adjusts voltage stabilizing ICB, met using different model microcontroller and its different electricity of related accessory supply by adjusting the value of adjustable resistance B
The needs of pressure.
Description of the drawings
Fig. 1 is a kind of circuit structure schematic diagram of the ONU supply intelligent control devices based on EOC networks of the utility model.
As shown in the figure：, feed isolation conversion DC voltage-stabilizing power supply unit,, intermittent work circuit unit,、EOC
The ONU long-distance intelligent control units of network,, intelligent processor
1, feed isolation conversion transformer, 2, diode rectifier circuit A, 3, three ends are adjustable voltage stabilizing ICA, 4, relay A,
5, transistor A, 6, gate circuit, 7, adjustable square-wave oscillator, 8, adjustable resistance A, 9, diode rectifier circuit B, 10, three ends
Adjustable voltage stabilizing ICB, 11, adjustable resistor B, 12, relay B, 13, transistor B, 14, decoding IC, 15, A/D conversion ICs,
16, the ONU of EOC networks.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
Attached drawing 1 is the utility model a kind of circuit structure and principle of the ONU supply intelligent control devices based on EOC networks
Figure.The specific implementation mode of the device has been clearly shown in attached drawing.
A kind of ONU supply intelligent control devices based on EOC networks, the device include feed isolation conversion DC voltage-stabilizing
Power supply unit, intermittent work circuit unit, EOC networks ONU long-distance intelligent control unitsAnd circuit board, it is described
Setting feed isolation conversion DC voltage-stabilizing power supply unit is arranged on shell, the circuit board in circuit board, have intermittent work
Make circuit unit, EOC networks ONU long-distance intelligent control units；The feed isolation conversion DC voltage-stabilizing power supply is single
MemberMainly by power circuit feed isolation conversion transformer 1, rectification circuit A4, three ends are adjustable voltage stabilizing ICA3, adjustable resistance A8,
Diode rectifier circuit B9, three ends are adjustable, and voltage stabilizing ICB10, adjustable resistance B11 are constituted, which further includes having intermittent work electric
Road unit, the intermittent work circuit unitMainly by adjustable square-wave oscillator 7, gate circuit 6, relay A4, crystalline substance
Body triode A5 is constituted, and the ONU long-distance intelligent control units of the EOC networks include A/D conversion ICs 15 and intelligent processor, the intelligent processorIt is constituted by decoding IC14, relay B12, transistor B13；
The feed isolation conversion DC voltage-stabilizing power supply unitIt is inside provided with one and relay is controlled by transistor B13
The power switch contact of device B12, the power switch contact setting is in feed isolation conversion transformer 1 and diode rectifier circuit
Between A2.
The intelligent processor is constituted by decoding IC14, relay B12, transistor B13.
Its operation principle is as follows：
The power circuit feed isolation conversion transformer 1 is by AC60V feed voltages by the way that conversion transformer is isolated
Grade is transformed to the alternating voltage subsequently needed, connects relay B12 contact JO, while connecting the input of diode rectifier circuit B9
End；
The described output of adjustable square-wave oscillator 7 makes transistor A5 base stages when being low level or high level, is connected to
The contacts JB that the contacts Ji of relay A4 on transistor A5 collectors are in normally off or are connected on relay A4
It is on, the ONU long-distance intelligent control units of follow-up EOC networksIn A/D conversion ICs 15, decoding IC14, relay
B12, transistor B13 do not work or work；The transistor B13 base stages of the described decoding IC14 connections for low level or
When high level, the contacts JO for the relay A4 being subsequently connected on transistor A5 collectors are in normally off or are connected to
The contacts JC on relay A are on, follow-up diode rectifier circuit A2, three ends are adjustable voltage stabilizing ICA3, adjustable resistor A8,
The ONU units of EOC networksIt does not work or works；
The input terminal of the J4 connection rectification circuits A2 of the relay B12, direct currents of the rectification circuit A2 after over commutation
Positive polarity connects the Vi of the adjustable voltage stabilizing ICA10 in three ends, the Vd connection adjustable resistor A8 of three ends are adjustable voltage stabilizing ICA10, change
The resistance value of adjustable resistor A8 can obtain required voltage, the Vo connection EOC networks of three ends are adjustable voltage stabilizing ICA10
ONU16 powers, and provides required voltage；
DC voltage electrodes of the diode rectifier circuit B10 after over commutation connects the adjustable voltage stabilizing ICB10 in three ends
Vi, the Vd connection adjustable resistor B11 of three ends are adjustable voltage stabilizing ICB10, changing the resistance value of adjustable resistor B11 can obtain
Required voltage, the adjustable square-wave oscillator 7 of Vo connections of three ends are adjustable voltage stabilizing ICB10, gate circuit 6, relay A4, three pole of crystal
The positive pole of pipe A5 provides required operating voltage；
The A/D conversion ICs 15 receive the ONU16 power control signals of work order and EOC networks, when receiving work
It instructs, 15 output digit signals of A/D conversion ICs give decoding IC14 output signal Z, are connected to the input of gate circuit 6
End, when to make transistor A5 base stages be low level or high level, the Ji of the relay A4 on transistor A5 collectors is touched
Point is in normally off or is in the contacts JK that normally open is connected to always on relay A；The EOC networks
ONU long-distance intelligent control unitsA/D conversion ICs 15, decoding IC14, relay B12, transistor B13 obtain always
Power supply, the ONU16 power control signals of the EOC networks of the A/D conversion ICs 15 reception at this time, makes transistor B13 base stages
For low level or high level when, the contacts JO of the relay B12 on transistor B13 collectors are in normally off or still
It is connected to the contacts JZ on relay A4 always in normally open, completes the power down function of the ONU16 of EOC networks；
The A/D conversion ICs 15 receive revocation work order, restPose, and complete primary long-range self-starting.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, make several equivalent substitute or obvious modifications without departing from the concept of the premise utility, and performance or
Purposes is identical, then shall be regarded as belonging to the protection domain that claims that the utility model is submitted determine.
Claims (2)
1. a kind of ONU supply intelligent control devices based on EOC networks, which includes feed isolation conversion DC voltage-stabilizing power supply
The ONU long-distance intelligent controls unit (III) of unit (I) and EOC networks, feed isolation conversion DC voltage-stabilizing power supply unit
(I) include power circuit feed isolation conversion transformer (1), three ends are adjustable voltage stabilizing ICA (3), rectification circuit A (2), adjustable resistance
A (8), diode rectifier circuit B (9), three ends are adjustable voltage stabilizing ICB (10), adjustable resistance B (11), the ONU of the EOC networks
Long-distance intelligent control unit (III) includes A/D conversion ICs (15) and intelligent processor (IV), it is characterised in that：
The device further includes having intermittent work circuit unit (II), and the intermittent work circuit unit (II) is mainly by can
Square-wave oscillator (7), gate circuit (6), relay A (4), transistor A (5) is adjusted to constitute, the adjustable square-wave oscillator
(7) AND gate circuit (6) input terminal connects, and gate circuit (6) output end is connect with transistor A (5) base stage, transistor A
(5) collector is connect with relay A (4)；
It is provided with one in the feed isolation conversion DC voltage-stabilizing power supply unit (I) and relay is controlled by transistor B (13)
The power switch contact of device B (12), the power switch contact setting is in feed isolation conversion transformer (1) and diode rectification
Between circuit A (2), the intermittent work circuit unit (II) is the ONU long-distance intelligent controls unit (III) of EOC networks
Discontinuous working power is provided with intelligent processor (IV), the adjustable square wave in the intermittent work circuit unit (II) shakes
Swing device (7) signal be output to gate circuit (6) make transistor A (5) base stage be low level or high level when, be connected to crystal
The JB that the contacts Ji of relay A (4) on triode A (5) collector are in normally off or are connected on relay A (4) is touched
Point is on；Power circuit feed isolation conversion transformation in the feed isolation conversion DC voltage-stabilizing power supply unit (II)
AC60V feed voltages are the alternating voltage subsequently needed by the way that conversion transformer secondary transformation is isolated by device (1), connect relay
B (12) contact JO, while connecting the input terminal of (9) diode rectifier circuit B；The ONU long-distance intelligent control lists of follow-up EOC networks
A/D conversion ICs (15), decoding IC (14) in first (III), relay B (12), transistor B (13) do not work or work；
When transistor B (13) base stage of decoding IC (14) connections is low level or high level, it is subsequently connected to crystal three
The contacts JC that the contacts JO of relay A (4) on pole pipe A (5) collector are in normally off or are connected on relay A are in
Conducting, follow-up diode rectifier circuit A (2), three ends are adjustable voltage stabilizing ICA (3), adjustable resistor A (8), the ONU of EOC networks are mono-
First (III) does not work or works.
2. a kind of ONU supply intelligent control devices based on EOC networks as described in claim 1, it is characterised in that：Described
Intelligent processor (IV) is made of A/D conversion ICs (15), decoding IC (14), relay B (12), transistor B (13), described
A/D conversion ICs (15) receive ONU (16) power control signal of work order and EOC networks, when receiving work order, institute
A/D conversion ICs (15) output digit signals stated give decoding IC (14) output signal Z, are connected to the input terminal of gate circuit (6), make
When transistor A (5) base stage is low level or high level, the Ji of the relay A (4) on transistor A (5) collector is touched
Point is in normally off or is in the contacts JK that normally open is connected to always on relay A；The EOC networks
The A/D conversion ICs (15) of ONU long-distance intelligent controls unit (III), decoding IC (14), relay B (12), transistor B
(13) it is powered always, the A/D conversion ICs (15) receive ONU (16) power control signal of EOC networks at this time, make crystalline substance
When body triode B (13) base stage is low level or high level, the JO of the relay B (12) on transistor B (13) collector
Contact is in normally off or is in the contacts JZ that normally open is connected to always on relay A (4), completes EOC networks
ONU (16) power down function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280800.7U CN207995111U (en) | 2018-02-28 | 2018-02-28 | A kind of ONU supply intelligent control devices based on EOC networks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280800.7U CN207995111U (en) | 2018-02-28 | 2018-02-28 | A kind of ONU supply intelligent control devices based on EOC networks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207995111U true CN207995111U (en) | 2018-10-19 |
Family
ID=63824881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820280800.7U Expired - Fee Related CN207995111U (en) | 2018-02-28 | 2018-02-28 | A kind of ONU supply intelligent control devices based on EOC networks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207995111U (en) |
-
2018
- 2018-02-28 CN CN201820280800.7U patent/CN207995111U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20200228 |