CN107888088A - Integrated lightning protection monitors power supply - Google Patents
Integrated lightning protection monitors power supply Download PDFInfo
- Publication number
- CN107888088A CN107888088A CN201711267846.1A CN201711267846A CN107888088A CN 107888088 A CN107888088 A CN 107888088A CN 201711267846 A CN201711267846 A CN 201711267846A CN 107888088 A CN107888088 A CN 107888088A
- Authority
- CN
- China
- Prior art keywords
- lightning protection
- circuit
- exchange
- power supply
- input
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention belongs to safety monitoring apparatus field, power supply is monitored more particularly to integrated lightning protection, including ac input end, the ac input end is electrically connected with input lightning protection circuit, the input lightning protection circuit is electrically connected with exchange and turns DC conversion modules, the exchange turns the EMC filter circuit that DC conversion modules include being electrically connected with successively, first rectification circuit, with the first DC-to-DC switching circuit, first rectification circuit is electrically connected with exchange and delivers stream modular converter, it is described exchange turn DC conversion modules with exchange deliver stream modular converter be connected with control chip, the exchange, which turns DC conversion modules and exchanging, to be delivered and flows the output end of modular converter and be provided with output lightning protection circuit.Integrated degree of the present invention is high, and controllability is strong, possesses preferable lightning protection capability, and hazard rate is low, effectively reduces later maintenance cost.
Description
Technical field
The present invention relates to safety monitoring equipment technical field, and power supply is monitored in particular to integrated lightning protection.
Background technology
Remote monitoring system is largely square using independent adapter or single high power switching power supply etc. on the market at present
Formula is powered；These power supply modes do not possess communication function, be out of order after influence face is larger, and investigation failure is difficult, safeguard into
The shortcomings of this is too high.These powering mode costs are high, poor controllability, have been difficult to meet maximize now monitoring system and height
The requirement of intelligent management pattern.And some have employed the original electric power system of intelligent power replacement on the market, but it is most of
Intelligent power volume is larger, and monitoring and power part separate two kinds of equipment, and integrated level is low；Outdoor application fault rate is high, its
Reason is most for thunderbolt and hot operation；And output voltage is unadjustable, because line pressure drop causes visitor when transmitting over long distances
Family terminal supply voltage is insufficient and have impact on the normal use of load equipment.
Therefore, it is necessary to research and develop a kind of integrated level height, the controllable monitoring power supply of stable performance.
The content of the invention
For not high, the poor controllability, easily by extraneous ring that solves existing remote monitoring system electric power system integrated level
The problem of border influences to break down, the present invention provide integrated lightning protection monitoring power supply.
Integrated lightning protection monitors power supply, including ac input end, the ac input end are electrically connected with input thunder-lightning
Road, the input lightning protection circuit are electrically connected with exchange and turn DC conversion modules, the exchange turn DC conversion modules include according to
The EMC filter circuit of secondary electric connection, the first rectification circuit and the first DC-to-DC switching circuit, first rectified current
Road is electrically connected with exchange and delivers stream modular converter, and the exchange turns DC conversion modules and delivers stream modular converter connection with exchanging
There is a control chip, the exchange turns DC conversion modules and exchanged to deliver the output end for flowing modular converter and be provided with output lightning protection
Circuit.
Further, the second DC-DC conversion electricity that stream modular converter includes being electrically connected with successively is delivered in the exchange
Road, the second rectification circuit, direct current turn ac conversion circuit and two stage filter circuit.
Further, the exchange, which turns its output end of DC conversion modules, includes the tunnel output ends of 12Vdc mono-, the tunnels of 12Vdc bis-
Output end and 5Vdc output ends.
Further, the corresponding exchange of the control chip turns DC conversion modules and exchanges the output delivered and flow modular converter
End is provided with collection port.
Further, the lightning protection input circuit rear is electrically connected with alternating current bypass output end, and the alternating current bypass is defeated
Go out end connection control chip.
Further, the input lightning protection circuit includes parallel lightning protection circuit, and the parallel lightning protection circuit includes L ends
And N-terminal, the L ends are connected with the first piezo-resistance and the first power frequency fuse in turn, it is pressure-sensitive that the N-terminal is connected with second in turn
Resistance and the second power frequency fuse, the first power frequency fuse and the second power frequency fuse are respectively connected with the one of ceramic discharge tube
End, the other end of the ceramic discharge tube are provided with earth terminal, the 3rd pressure-sensitive electricity are also connected with turn between the L ends and N-terminal
Resistance and the 3rd power frequency fuse.
Further, the input lightning protection circuit includes the parallel lightning protection circuit that quantity is two, two L ends and two N
Inductance is provided between end.
Further, the control chip is connected with network communications port and detection port.
Further, its model of control chip cortex-m0.
The advantage of the invention is that：
1. compared to like product on the market, input and output lightning protection of the present invention to power supply have been done upgrading and improved, and improve production
The lightning protection grade and reliability of product, hazard rate reduce, greatly reduce the maintenance cost in later stage, improve what client used
Satisfaction.
2. integrated degree is high, small volume, the output voltage of power supply can adjust, and equipment is easy to install flexibly, ensures
The stabilization of running environment.
3. by control chip, controllable multi-route output voltage, and due to being provided with network communications port and test side
The achievable remote control of mouth and monitoring function, facilitate management service.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
The structure principle chart of the integrated lightning protection monitoring power supplys of Fig. 1；
Fig. 2 is the circuit diagram of input lightning protection circuit.
Accompanying drawing identifies：
1- ac input ends, 2- exchanges turn DC conversion modules, 21-EMC filter circuits, the rectification circuits of 22- first, 23- first
DC-to-DC switching circuit, the tunnel output ends of 24-12Vdc mono-, the tunnel output ends of 25-12Vdc bis-, 26-5Vdc output ends, 3- exchanges
Deliver stream modular converter, the DC-to-DC switching circuits of 31- second, the rectification circuits of 32- second, 33- direct currents deliver circulation and change electricity
Road, 34- two stage filter circuits, 4- control chips, 41- collections port, 42- network communications ports, 43- detections port, 5- outputs
Lightning protection circuit, 6- alternating current bypass output ends, the parallel lightning protection circuits of 7-, 8-L ends, 9-N ends, the piezo-resistances of 10- first, 11-
One power frequency fuse, the piezo-resistances of 12- second, 13- the second power frequency fuses, 14- ceramic discharge tubes, 15- earth terminals, 16-
Three piezo-resistances, the power frequency fuses of 17- the 3rd, 18- inductance.
Embodiment
For not high, the poor controllability, easily by extraneous ring that solves existing remote monitoring system electric power system integrated level
The problem of border influences to break down, the present invention provide integrated lightning protection monitoring power supply.
Make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is this
The part of the embodiment of invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
As depicted in figs. 1 and 2, integrated lightning protection monitoring power supply, including ac input end 1, the ac input end 1 are electrical
Input lightning protection circuit is connected with, the input lightning protection circuit is electrically connected with exchange and turns DC conversion modules 2, and the exchange turns straight
EMC filter circuit 21, the first rectification circuit 22 and the first DC-DC that stream modular converter 2 includes being electrically connected with successively turn
Circuit 23 is changed, first rectification circuit 22 is electrically connected with exchange and delivers stream modular converter 3, and the exchange turns direct current modulus of conversion
Block 2 delivers stream modular converter 3 and is connected with control chip 4 with exchanging, and the exchange turns DC conversion modules 2 and delivers circulation with exchanging
The output end of mold changing block 3 is provided with output lightning protection circuit 5.Because input and output end are provided with lightning protection circuit, and member
Part design is more compact, and this equipment volume is small, stable performance, and can adjust output voltage by control chip, and controllability is strong.
The second DC-to-DC switching circuit 31 that stream modular converter 3 includes being electrically connected with successively, the are delivered in the exchange
Two rectification circuits 32, direct current turn ac conversion circuit 33 and two stage filter circuit 34.The design that stream modular converter 3 is delivered in exchange is protected
The output for having demonstrate,proved voltage is stably and controllable.
The exchange, which turns its output end of DC conversion modules 2, includes the tunnel output ends 24 of 12Vdc mono-, the tunnel output ends of 12Vdc bis-
25 and 5Vdc output ends 26.The design at multi output end improves the flexibility of power supply, is available for more equipment to use.
The corresponding exchange of the control chip 4 turns DC conversion modules 2 and exchange to deliver the output end setting for flowing modular converter 3
There is collection port 41.Collection port 41 can detect the parameter of each output end, realizes control chip 4 and controls to adjust out-put supply
Function.
The lightning protection input circuit rear is electrically connected with alternating current bypass output end 6, and the alternating current bypass output end 6 connects
Control chip 4.Alternating current bypass output end 6 makes the equipment for being connected to alternating current bypass output end 6 can by the controlling switch of control chip 4
Controlled by control chip 4.
The input lightning protection circuit includes parallel lightning protection circuit 7, and the parallel lightning protection circuit 7 includes L ends 8 and N-terminal
9, the L ends 8 are connected with the first piezo-resistance 10 and the first power frequency fuse 11 in turn, and the N-terminal 9 is connected with the second pressure in turn
The quick power frequency fuse 13 of resistance 12 and second, the first power frequency fuse 11 and the second power frequency fuse 13 are respectively connected with ceramics
One end of discharge tube 14, the other end of the ceramic discharge tube 14 are provided with earth terminal 15, between the L ends 8 and N-terminal 9 also according to
It is secondary to be connected with the 3rd piezo-resistance 16 and the 3rd power frequency fuse 17, the input lightning protection circuit include quantity be two it is parallel
Lightning protection circuit 7, inductance 18 is provided between two L ends 8 and two N-terminals 9.Due to use two-stage composite symmetrical circuit, common mode,
Differential mode full guard, residual voltage is low, and the L ends 8 on both sides, N-terminal 9 can at will connect, securely and reliably, can be with electricity after piezo-resistance short-circuit failure
Road departs from, and will not cause the damage of other devices；And piezo-resistance and ceramic discharge tube are designed as parallel way, ensure that
Its lightning protection through-current capability.
The control chip 4 is connected with network communications port 42 and detection port 43., can profit by network communications port 42
Carried out data transmission with Ethernet or RS485 buses with control chip 4, realize the effect of remote control.And detect port 43 and wrap
Include module temperature sampling, the sampling of external housing temperature, the sampling of external cabinet humidity, the sampling of external analog signal, external fan announcement
The functions such as alert detection, external gate inhibition's alarm detection and the detection of external numeral input, coordinate network communications port 42, equipment can be achieved
Remote monitoring maintenance.
Its model of control chip 4 cortex-m0.Control chip 4 based on cortex-m0 has low-power consumption, fortune
The characteristics of row stability and high efficiency.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations, i.e., all to make equivalent changes and modifications according to the application scope, all should still belong to
In covering scope of the present invention.
Claims (9)
1. integrated lightning protection monitors power supply, including ac input end, the ac input end are electrically connected with input lightning protection circuit,
Characterized in that, the input lightning protection circuit is electrically connected with exchange and turns DC conversion modules, the exchange turns direct current modulus of conversion
Block includes the EMC filter circuit, the first rectification circuit and the first DC-to-DC switching circuit that are electrically connected with successively, and described the
One rectification circuit is electrically connected with exchange and delivers stream modular converter, and the exchange turns DC conversion modules and delivers circulation and change with exchanging
Module is connected with control chip, and the exchange turns DC conversion modules and exchanged to deliver the output end for flowing modular converter and be provided with
Export lightning protection circuit.
2. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that stream modular converter is delivered in the exchange
The second DC-to-DC switching circuit, the second rectification circuit, direct current including being electrically connected with successively turn ac conversion circuit and two
Level filter circuit.
3. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that the exchange turns DC conversion modules
Its output end includes the tunnel output ends of 12Vdc mono-, the tunnel output ends of 12Vdc bis- and 5Vdc output ends.
4. integrated lightning protection monitoring power supply according to claim 3, it is characterised in that the corresponding exchange of the control chip turns
DC conversion modules with exchange deliver stream modular converter output end be provided with collection port.
5. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that the lightning protection input circuit rear electricity
Property be connected with alternating current bypass output end, the alternating current bypass output end connects control chip.
6. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that the input lightning protection circuit is included simultaneously
Connection formula lightning protection circuit, the parallel lightning protection circuit include L ends and N-terminal, and the L ends are connected with the first piezo-resistance and in turn
One power frequency fuse, the N-terminal are connected with the second piezo-resistance and the second power frequency fuse, the first power frequency fuse in turn
One end of ceramic discharge tube is respectively connected with the second power frequency fuse, the other end of the ceramic discharge tube is provided with earth terminal,
The 3rd piezo-resistance and the 3rd power frequency fuse are also connected with turn between the L ends and N-terminal.
7. integrated lightning protection monitoring power supply according to claim 6, it is characterised in that the input lightning protection circuit includes number
The parallel lightning protection circuit for two is measured, inductance is provided between two L ends and two N-terminals.
8. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that the control chip is connected with network
COM1 and detection port.
9. integrated lightning protection monitoring power supply according to claim 1, it is characterised in that its model of the control chip
cortex-m0。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711267846.1A CN107888088A (en) | 2017-12-05 | 2017-12-05 | Integrated lightning protection monitors power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711267846.1A CN107888088A (en) | 2017-12-05 | 2017-12-05 | Integrated lightning protection monitors power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107888088A true CN107888088A (en) | 2018-04-06 |
Family
ID=61772796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711267846.1A Pending CN107888088A (en) | 2017-12-05 | 2017-12-05 | Integrated lightning protection monitors power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107888088A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202749903U (en) * | 2012-08-27 | 2013-02-20 | 上海信业智能科技股份有限公司 | Power distributor for communication data center machine room |
| CN203180646U (en) * | 2013-04-02 | 2013-09-04 | 扬州蓝海电气有限公司 | Smart grid terminal integrated power supply |
| CN205091923U (en) * | 2015-11-05 | 2016-03-16 | 安徽工程大学 | LED traffic light device is hit in lightning protection |
| CN207504777U (en) * | 2017-12-05 | 2018-06-15 | 广州京善电子有限公司 | Integrated lightning protection monitors power supply |
-
2017
- 2017-12-05 CN CN201711267846.1A patent/CN107888088A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202749903U (en) * | 2012-08-27 | 2013-02-20 | 上海信业智能科技股份有限公司 | Power distributor for communication data center machine room |
| CN203180646U (en) * | 2013-04-02 | 2013-09-04 | 扬州蓝海电气有限公司 | Smart grid terminal integrated power supply |
| CN205091923U (en) * | 2015-11-05 | 2016-03-16 | 安徽工程大学 | LED traffic light device is hit in lightning protection |
| CN207504777U (en) * | 2017-12-05 | 2018-06-15 | 广州京善电子有限公司 | Integrated lightning protection monitors power supply |
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