CN207764586U - Optical communications module for surge protector state acquisition - Google Patents
Optical communications module for surge protector state acquisition Download PDFInfo
- Publication number
- CN207764586U CN207764586U CN201820122046.4U CN201820122046U CN207764586U CN 207764586 U CN207764586 U CN 207764586U CN 201820122046 U CN201820122046 U CN 201820122046U CN 207764586 U CN207764586 U CN 207764586U
- Authority
- CN
- China
- Prior art keywords
- surge protector
- state acquisition
- optical communications
- communications module
- processor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model is related to a kind of optical communications modules for surge protector state acquisition.Its purpose is to provide a kind of optical communications module for surge protector state acquisition simple in structure, acquisition precision is high, lightning fault rate is low.The utility model includes that pulse electrical signal is converted to the chip processor of digital signal, by signal output apparatus that the digital signal received is externally transmitted and multiple light-receiving processors for converting optical signals to pulse electrical signal, multiple electric signal input end mouths are provided on chip processor, each electric signal input end mouth is connected with the electrical signal of corresponding light-receiving processor respectively, and the electric signal output port of chip processor is connect with signal output apparatus.
Description
Technical field
The utility model is related to optical communication fields, more particularly to a kind of optic communication for surge protector state acquisition
Module.
Background technology
Common surge protector state acquisition communication equipment mostly uses greatly switching value communication module currently on the market, switch
Measure communication module and communications carried out using electric signal, encounter transmission cable it is longer in the case of, due to Line Attenuation and interference,
Largely effect on the precision of state acquisition signal；And switching value communication module is connected with surge protector state contact, is easy out
The case where existing broken by lightning, surge protector system failure rate is increased instead.
There is acquisition for the switching value communication module that surge protector state acquisition communication equipment in the related technology uses
The problem that precision is low, lightning fault rate is high, currently no effective solution has been proposed.
Utility model content
The technical problem to be solved by the present invention is to provide it is a kind of it is simple in structure, acquisition precision is high, lightning fault rate is low
The optical communications module for surge protector state acquisition.
The utility model is used for the optical communications module of surge protector state acquisition, including pulse electrical signal is converted to number
The chip processor of word signal by signal output apparatus that the digital signal received is externally transmitted and multiple is converted optical signal
For the light-receiving processor of pulse electrical signal, multiple electric signal input end mouths, each electric signal input are provided on chip processor
Port is connected with the electrical signal of corresponding light-receiving processor respectively, electric signal output port and the letter of chip processor
The connection of number output circuit.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the power supply of the chip processor
Port is respectively connected to power supply and zero potential point, and power interface circuit is provided between power supply and the power port of chip processor.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the power supply and chip processor
Power port between be provided with current-limiting resistance, be provided between zero potential point and the power port of chip processor pressure limiting electricity
Resistance.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the power supply and chip processor
Power port between be provided with diode, connect between diode and current-limiting resistance, diode anode with power supply side connect
It connects, the cathode of diode is connect with current-limiting resistance side.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the telecommunications of the chip processor
Number it is provided with impedance matching resistor between input port and light-receiving processor.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the number of the signal output apparatus
Word signal output end is connect with outer computer.
The utility model is used for the optical communications module of surge protector state acquisition, wherein being set on the signal output apparatus
It is equipped with eight tunnel electric signal output ports.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the number of the light-receiving processor
Amount is eight.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the chip processor is
Udn2981a relay driving chips.
The utility model is used for the optical communications module of surge protector state acquisition, wherein the power interface circuit is whole
Current circuit.
Optical communications module difference from prior art of the utility model for surge protector state acquisition is：This
Utility model receives different optical signals respectively by multiple light-receiving processors, and converts optical signals to pulse electrical signal,
Pulse electrical signal is transferred to chip processor by light-receiving processor, and pulse electrical signal is converted to digital letter by chip processor again
Number, and digital signal exports outer computer by signal output apparatus, outer computer carries out digital signal
Identification is given up in the related technology in such a way that switching value communication module carries out communications to electric signal, using optic communication mould
Block carries out communications in a manner of optical signal, and transmission range is farther, is not easily susceptible to the upset of interference signal, signal accuracy is significantly
It improves, while solving the case where lightning current seals in communication module interface and equipment is caused to burn out.It is provided on chip processor
Diode, current-limiting resistance, pressure limiting resistance and impedance matching resistor, play a protective role to circuit in signals transmission, peace
Full property higher, operation are more stablized.Chip processor uses Udn2981a relay driving chips, can be carried out to interference signal
Filtering, and filtered useful pulse electric signal is converted into digital signal and is externally exported, further improve transmission signal
Precision.
The optical communications module to the utility model for surge protector state acquisition is made furtherly below in conjunction with the accompanying drawings
It is bright.
Description of the drawings
Fig. 1 is circuit structure diagram of the utility model for the optical communications module of surge protector state acquisition.
Specific implementation mode
As shown in Figure 1, the circuit structure diagram for the utility model for the optical communications module of surge protector state acquisition,
Including chip processor U1, diode D1, power interface circuit P1, signal output apparatus P2 and multiple light-receiving processors, core
The power port of piece processor U1 is respectively connected to power supply VCC and zero potential point GND, the power supply of power supply VCC and chip processor U1
It is provided with power interface circuit P1 between port, direct current 5V power supplys are provided to chip processor U1 by power interface circuit P1.
Current-limiting resistance R1, zero potential point GND and chip processor U1 are provided between power supply VCC and the power port of chip processor U1
Power port between be provided with pressure limiting resistance R2, be additionally provided between power supply VCC and the power port of chip processor U1 pair
The diode D1 that power supply VCC plays a protective role, connects between diode D1 and current-limiting resistance R1, anode and the electricity of diode D1
The source sides VCC connect, and the cathode of diode D1 is connect with the sides current-limiting resistance R1.Multiple telecommunications are provided on chip processor U1
Number input port, each electric signal input end mouth are connected with the electrical signal of corresponding light-receiving processor respectively, pass through light
It receives processor and the optical signal received is converted into pulse electrical signal, in electric signal input end mouth and the phase of chip processor U1
It is provided with impedance matching resistor between the light-receiving processor answered, impedance matching resistor plays metering function.Chip processor U1
Electric signal output port connect with signal output apparatus P2, the pulse electrical signal received is converted to number by chip processor U1
Signal output apparatus P2 is transferred to after word signal, externally calculating is given in output to signal output apparatus P2 by the digital signal received
Machine, so that digital signal is identified in computer.It is provided with eight tunnel electric signal output ports again on signal output apparatus P2, eight
It is defeated to the 8th electric signal that road electric signal output port is followed successively by the first electric signal output port S1, the second electric signal output port S2
Exit port S8.
In one embodiment of the utility model, the quantity of light-receiving processor is eight, at respectively the first light-receiving
Manage device D2, the second light-receiving processor D3, third light-receiving processor D4, the 4th light-receiving processor D5, at the 5th light-receiving
Device D6, the 6th light-receiving processor D7, the 7th light-receiving processor D8 and the 8th light-receiving processor D9 are managed, in the first light-receiving
The first impedance matching resistor R3 is provided between electric signal input end mouth on processor D2 and chip processor U1, in the second light
It receives and is provided with the second impedance matching resistor R4 between the electric signal input end mouth on processor D3 and chip processor U1, the
Third impedance matching resistor R5 is provided between electric signal input end mouth on three light-receiving processor D4 and chip processor U1,
The 4th impedance matching electricity is provided between electric signal input end mouth on the 4th light-receiving processor D5 and chip processor U1
R6 is hindered, the 5th impedance is provided between the electric signal input end mouth on the 5th light-receiving processor D6 and chip processor U1
With resistance R7, the 6th resistance is provided between the electric signal input end mouth on the 6th light-receiving processor D7 and chip processor U1
Anti- build-out resistor R8 is provided between the electric signal input end mouth on the 7th light-receiving processor D8 and chip processor U1
Seven impedance matching resistor R9 are arranged between the electric signal input end mouth on the 8th light-receiving processor D9 and chip processor U1
There is the 8th impedance matching resistor R10.
In some embodiments of the utility model, used chip processor U1 is Udn2981a relay driving cores
Piece.
In some embodiments of the utility model, used power interface circuit P1 is rectification circuit.
The operation principle of the utility model is：Optical communications module for surge protector state acquisition can realize multichannel light
Signal acquisition and communication.The optical signal of outside line surge protector state communication optical cable transmission is converted to pulse by light-receiving processor
Electric signal, pulse electrical signal enter chip processor U1 by impedance matching resistor, and chip processor U1 carries out interference signal
Filtering, and remaining useful pulse electric signal after filtering is converted into digital signal output.Due to can be by signal output apparatus P2
It is designed as optical cable mouth circuit, outside line can be directly attached using optical cable, prevent the decaying of outside line signal, while can improve
It acquires the precision of signal and surge protector contact is prevented to be struck by lightning and damaged.
The utility model receives different optical signals respectively by multiple light-receiving processors, and converts optical signals to arteries and veins
Electric signal is rushed, pulse electrical signal is transferred to chip processor U1 by light-receiving processor, and chip processor U1 is again by pulse telecommunications
Number digital signal is converted to, and digital signal exports outer computer by signal output apparatus P2, outside calculates
Digital signal is identified in machine, gives up the side for carrying out communications to electric signal by switching value communication module in the related technology
Formula uses optical communications module to carry out communications in a manner of optical signal, and transmission range is farther, is not easily susceptible to disturbing for interference signal
Disorderly, signal accuracy greatly improves, while solving the case where lightning current seals in communication module interface and equipment is caused to burn out.Chip
Diode D1, current-limiting resistance R1, pressure limiting resistance R2 and impedance matching resistor are provided on processor U1, in signals transmission
It plays a protective role to circuit, safety higher, operation is more stablized.Chip processor U1 uses Udn2981a relay drivings
Chip can be filtered interference signal, and filtered useful pulse electric signal is converted to digital signal and is externally exported,
Further improve the precision of transmission signal.The utility model is simple in structure, acquisition precision is high, lightning fault rate is low, and existing
Technology, which is compared, has clear advantage.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various modifications and improvement that the technical solution of utility model is made should all fall into the protection of the utility model claims book determination
In range.
Claims (10)
1. a kind of optical communications module for surge protector state acquisition, it is characterised in that：Including pulse electrical signal is converted
For the chip processor U1 of digital signal, signal output apparatus P2 that the digital signal received is externally transmitted and multiple by light
Signal is converted to the light-receiving processor of pulse electrical signal, multiple electric signal input end mouths is provided on chip processor U1, respectively
Electric signal input end mouth is connected with the electrical signal of corresponding light-receiving processor respectively, the electric signal of chip processor U1
Output port is connect with signal output apparatus P2.
2. the optical communications module according to claim 1 for surge protector state acquisition, it is characterised in that：The core
The power port of piece processor U1 is respectively connected to power supply VCC and zero potential point GND, the power supply of power supply VCC and chip processor U1
Power interface circuit P1 is provided between port.
3. the optical communications module according to claim 2 for surge protector state acquisition, it is characterised in that：The electricity
Current-limiting resistance R1, zero potential point GND and chip processor U1 are provided between source VCC and the power port of chip processor U1
Pressure limiting resistance R2 is provided between power port.
4. the optical communications module according to claim 3 for surge protector state acquisition, it is characterised in that：The electricity
It is provided with diode D1 between source VCC and the power port of chip processor U1, connects between diode D1 and current-limiting resistance R1,
The anode of diode D1 is connect with the sides power supply VCC, and the cathode of diode D1 is connect with the sides current-limiting resistance R1.
5. the optical communications module according to claim 1 for surge protector state acquisition, it is characterised in that：The core
It is provided with impedance matching resistor between the electric signal input end mouth and light-receiving processor of piece processor U1.
6. the optical communications module according to claim 5 for surge protector state acquisition, it is characterised in that：The letter
The digital signal output end of number output circuit P2 is connect with outer computer.
7. the optical communications module according to claim 1 for surge protector state acquisition, it is characterised in that：The letter
It is provided with eight tunnel electric signal output ports on number output circuit P2.
8. the optical communications module according to claim 1 for surge protector state acquisition, it is characterised in that：The light
The quantity for receiving processor is eight.
9. the optical communications module according to claim 1 for surge protector state acquisition, it is characterised in that：The core
Piece processor U1 is Udn2981a relay driving chips.
10. the optical communications module according to claim 2 for surge protector state acquisition, it is characterised in that：It is described
Power interface circuit P1 is rectification circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820122046.4U CN207764586U (en) | 2018-01-24 | 2018-01-24 | Optical communications module for surge protector state acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820122046.4U CN207764586U (en) | 2018-01-24 | 2018-01-24 | Optical communications module for surge protector state acquisition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207764586U true CN207764586U (en) | 2018-08-24 |
Family
ID=63181863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820122046.4U Expired - Fee Related CN207764586U (en) | 2018-01-24 | 2018-01-24 | Optical communications module for surge protector state acquisition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207764586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665438A (en) * | 2022-05-24 | 2022-06-24 | 浙江中控技术股份有限公司 | Terminal board and surge device and safety barrier device comprising same |
-
2018
- 2018-01-24 CN CN201820122046.4U patent/CN207764586U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114665438A (en) * | 2022-05-24 | 2022-06-24 | 浙江中控技术股份有限公司 | Terminal board and surge device and safety barrier device comprising same |
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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 |
Granted publication date: 20180824 Termination date: 20190124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |