CN203590054U - Embedded series communication power supply system - Google Patents

Embedded series communication power supply system Download PDF

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Publication number
CN203590054U
CN203590054U CN201320794473.4U CN201320794473U CN203590054U CN 203590054 U CN203590054 U CN 203590054U CN 201320794473 U CN201320794473 U CN 201320794473U CN 203590054 U CN203590054 U CN 203590054U
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Prior art keywords
module
power supply
monitoring
circuit
rectification
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CN201320794473.4U
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Chinese (zh)
Inventor
宋帅宇
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Shandong trillion electronic Limited by Share Ltd
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SHANDONG ZHAOYU ELECTRONIC TECHNOLOGY Co Ltd
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Abstract

The utility model discloses an embedded series communication power supply system which comprises a casing body. A rectification module, a monitoring module, a direct current distribution module, an alternating current distribution module, an EMC filter module, a lithium battery group and a communication module. City power is connected with the rectification module successively through the alternating current distribution module and the EMC filter module. The rectification module is respectively bidirectionally connected with the monitoring module and the direct current distribution module. The monitoring module is respectively connected with the alternating current distribution module, the lithium battery group and the communication module. The direct current distribution module is connected with the lithium battery group. According to the utility model, the system has the advantages of small volume and convenient installation; modular design is used for the system; the system is suitable for the current complex application scene; the cost can be greatly reduced; and the maintenance is convenient.

Description

A kind of embedded serial power supply system for communications
Technical field
The utility model relates to a kind of power supply, relates in particular to a kind of embedded serial power supply system for communications with direct current output function.
Background technology
The real construction situation such as the greatest differences of the continuous variation of a large amount of construction, BBU and RRU supply power mode and the power supply quality of various WLAN websites, the operational environment of website, have proposed larger requirement to its Power supply reliability, technical advance, economy etc.
The problem that original supply power mode exists: direct current far supplies construction cost high, at high temperature the life-span is short, fault is many for the scheme of traditional UPS and lead acid accumulator, monitoring disappearance, and power type is various can not realize rationally effective management.
Utility model content
The purpose of this utility model is exactly in order to address the above problem, a kind of embedded serial power supply system for communications that back-up source guarantee can be provided for the traffic load of 48Vdc communication equipment has been proposed, its volume is small and exquisite, be convenient to install, occupation mode is flexible and changeable, can significantly reduce costs, easy to maintenance.
For achieving the above object, the utility model adopts following technical scheme:
A kind of embedded serial power supply system for communications, it comprises housing, is provided with rectification module, monitoring module, DC distribution module, AC distribution module, EMC filtration module, lithium battery group and communication module in described housing; Civil power is connected to rectification module through AC distribution module and EMC filtration module successively; Rectification module is respectively with monitoring module with DC distribution module is two-way is connected, and described monitoring module is also connected respectively with AC distribution module, lithium battery group and communication module, and DC distribution module connects lithium battery group.
Described rectification module comprises: EMI, the surge restraint circuit of series connection successively, input rectification circuit, pfc circuit, full-bridge circuit and output rectifier and filter; Wherein, EMI, surge restraint circuit and input rectification circuit are connected to host communication interface through input signal acquisition module respectively, pfc circuit is connected to host communication interface through PFC control module, and full-bridge circuit and output rectifier and filter are connected to host communication interface through full-bridge conversion control module respectively.
Described monitoring module comprises: CPU, carry out the rectification module of information interaction with CPU, to the line voltage detection module of civil power monitoring state, the discharging current detection module that discharge condition is monitored, dry contact is carried out to the dry contact monitoring module of monitoring alarm, the fuse state detection module of load or battery fuse alarm, for monitoring module provides the accessory power supply module of working power, for monitoring module provides the clock circuit of clock, the LCD display module of the various information of display module, realize the host computer of remote monitoring and control the D.C. contactor of battery and load break-make.
Described line voltage detection module, discharging current detection module, dry contact monitoring module, fuse state detection module, accessory power supply module, clock circuit, LCD display module and D.C. contactor are connected with CPU respectively, described rectification module and host computer respectively with CPU two-way communication.
Described rectification module is the modular high-frequency Switching Power Supply that 220V straightens stream-48V50A.
Described monitoring module adopts ARM7 kernel single-chip microcomputer.
Described EMC filtration module is alternating current 220V filtration module.
Described AC distribution module is equipped with 1 tunnel single phase alternating current (A.C.) input circuit.
Described DC distribution module is equipped with 2 road storage battery input circuits, multi-channel DC load output loop, and wherein load output loop is divided into again principal output loop and second output loop.
Described communication module is 485 communicating circuits, and 485 communicating circuits are connected with dynamic environment monitoring main frame.
The embedded serial power supply system for communications of the present utility model, take ARM7 kernel single-chip microcomputer as control centre, adopts AC input modes, possesses the ability of output-48Vdc, by external backup battery group, meets the load equipment uninterrupted power supply requirement of 48Vdc input.
This product comprises 4 48V50A rectification modules, 1 monitoring module, adopts full-frontal maintenance.Power-supply system possesses high intelligence, high reliability, high efficiency feature.This product battery management system can compatible ferric phosphate lithium cell and lead acid accumulator, can be applicable to dispose the old machine room of lead-acid battery and disposes in the new base station of ferric phosphate lithium cell.
This product is corollary equipment and the chief component of communication apparatus, be embedded in the rack of access node, for the equipment in the environment of comprehensive access scene, indoor distribution and stretch system, mobile base station and coverage extension system, WLAN, light current machine room and the DC uninterrupted power supply of other needs provides applicable standby power supply guarantee.It has met various requirement of centralized monitor, battery maintenance and intelligent management, small size, light structure, portable installation etc. simultaneously.
The beneficial effects of the utility model are:
The utility model, by the integration of function and resource, is realized the upgrading of the maintenance and management of this system, saves limited resources and avoids repetition and waste.By integrated, the software and the combination of hardware, the compatibility of communicating by letter and transmitting of various functions, realized the management upgrade of existing system communication power supply, system reliability is increased greatly, reduced maintenance and construction cost, saved space resources.Equipment can be realized above-mentioned functions, the operating state of equipment and data message can be uploaded to Surveillance center by the dynamic environment monitoring main frame in base station simultaneously, realizes the Distant supervision and control of user to equipment.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the utility model rectification module structural representation;
Fig. 3 is the utility model monitoring module structural representation.
Wherein, 1. civil power, 2. AC distribution module, 3.EMC filtration module, 4. rectification module, 5. monitoring module, 6. DC distribution module, 7. battery pack, 8.RS485 communication module, 9. dynamic environment monitoring main frame, 10. housing, 11. CPU, 12. accessory power supplys, 13. line voltage detection modules, 14. discharging current detection modules, 15. dry contact monitoring modules, 16. fuse state detection modules, 17. clock circuits, 18. D.C. contactors, 19. host computers, 20.LCD display module.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
In Fig. 1, a kind of embedded serial power supply system for communications, it comprises housing 10, is provided with rectification module 4, monitoring module 5, DC distribution module 6, AC distribution module 2, EMC filtration module 3, lithium battery group 7 and communication module 8 in described housing 10; Civil power is connected to rectification module 4 through AC distribution module 2 and EMC filtration module 3 successively; Rectification module 4 is respectively with monitoring module 5 with DC distribution module 6 is two-way is connected, and described monitoring module 5 is also connected respectively with AC distribution module 2, lithium battery group 7 and communication module 8, and DC distribution module 6 connects lithium battery group 7.
Rectification module 4 is the modular high-frequency Switching Power Supply that the 220V of 4 parallel operation operations straightens stream-48V50A; Monitoring module 5 adopts ARM7 kernel single-chip microcomputer; EMC filtration module 3 is alternating current 220V filtration module; AC distribution module 2 is equipped with 1 tunnel single phase alternating current (A.C.) input circuit; DC distribution module 6 is equipped with 2 road storage battery input circuits, multi-channel DC load output loop, and wherein load output loop is divided into again principal output loop and second output loop; Communication module 8 is RS485 communication module.RS485 communication module 8 is connected with dynamic environment monitoring main frame 9.
As shown in Figure 2, rectification module 4 comprises: EMI, the surge restraint circuit of series connection successively, input rectification circuit, pfc circuit, full-bridge circuit and output rectifier and filter; Wherein, EMI, surge restraint circuit and input rectification circuit are connected with input signal acquisition module respectively, pfc circuit is connected with PFC control module, full-bridge circuit is connected with full-bridge conversion control module respectively with output rectifier and filter, and described input signal acquisition module, PFC control module and full-bridge conversion control module are connected to host communication interface through rectification module control system respectively.
Rectification module 4 adopts PFC+Full bridge topology, its principle is: exchange and input through EMI, surge restraint circuit after input rectifying, through pfc circuit, carry out power factor correction, simultaneously input voltage is adjusted to direct current 360~400V as full-bridge input power, then through full-bridge be converted to need-53Vdc voltage.In the overall process of voltage transitions, rectification module control system is carried out whole process control, and carries out real time communication with main frame.
As shown in Figure 3, monitoring module 5 comprises:
Rectification module 4: realize and the information interaction of control unit by RS485.Rectification module has or not the states such as start, output voltage, electric current, fan speed, malfunction by RS485 to transmission module on monitoring module 5.Monitoring module 5 can be controlled rectification module output voltage, the states such as current limliting by RS485.
Line voltage detection module 13: the monitoring of monitoring module 5 information realization by gathering voltage transformer to city's electricity condition.
Discharging current detection module 14: monitoring module 5 is realized the monitoring to discharge condition by the voltage that gathers current diverter two ends.
Dry contact monitoring module 15: be respectively system critical alarm (interchange power failure alarm, rectification module alarm, LVD depart from alarm), system nonurgent alarm (exchanging overvoltage/undervoltage alarm, the alarm of direct current overvoltage/undervoltage, load fusing and battery blow alarm, battery undervoltage alarm), high low temperature alarm, gate inhibition's alarm, smoke alarm, water is prohibited alarm.
Fuse state detection module 16: when load or battery fuse failure are that monitoring module 5 produces alarm.
48V accessory power supply module 12:DC-DC power circuit provides working power for monitoring module 5.
Clock circuit 17: for monitoring module 5 provides clock, and be furnished with lithium battery, civil power power-off provides power supply for clock circuit.
LCD display module 20: the various information of display module.
RS485 and host computer 19 communications: monitoring module 5, by RS485 communication, is realized remote monitoring.
D.C. contactor 18: monitoring module 5 realizes by controlling D.C. contactor 18 break-make of controlling battery and load.
Although above-mentioned, by reference to the accompanying drawings embodiment of the present utility model is described; but the not restriction to the utility model protection range; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection range of the present utility model.

Claims (9)

1. an embedded serial power supply system for communications, it comprises housing, it is characterized in that, is provided with rectification module, monitoring module, DC distribution module, AC distribution module, EMC filtration module, lithium battery group and communication module in described housing; Civil power is connected to rectification module through AC distribution module and EMC filtration module successively; Rectification module is respectively with monitoring module with DC distribution module is two-way is connected, and described monitoring module is also connected respectively with AC distribution module, lithium battery group and communication module, and DC distribution module connects lithium battery group.
2. the embedded serial power supply system for communications of one as claimed in claim 1, is characterized in that, described rectification module comprises: EMI, the surge restraint circuit of series connection successively, input rectification circuit, pfc circuit, full-bridge circuit and output rectifier and filter; Wherein, EMI, surge restraint circuit and input rectification circuit are connected to host communication interface through input signal acquisition module respectively, pfc circuit is connected to host communication interface through PFC control module, and full-bridge circuit and output rectifier and filter are connected to host communication interface through full-bridge conversion control module respectively.
3. the embedded serial power supply system for communications of one as claimed in claim 1, it is characterized in that, described monitoring module comprises: CPU, carry out the rectification module of information interaction with CPU, to the line voltage detection module of civil power monitoring state, the discharging current detection module that discharge condition is monitored, dry contact is carried out to the dry contact monitoring module of monitoring alarm, the fuse state detection module of load or battery fuse alarm, for monitoring module provides the accessory power supply module of working power, for monitoring module provides the clock circuit of clock, the LCD display module of the various information of display module, realize the host computer of remote monitoring and control the D.C. contactor of battery and load break-make,
Described line voltage detection module, discharging current detection module, dry contact monitoring module, fuse state detection module, accessory power supply module, clock circuit, LCD display module and D.C. contactor are connected with CPU respectively, described rectification module and host computer respectively with CPU two-way communication.
4. the embedded serial power supply system for communications as claimed in claim 1, is characterized in that, described rectification module is the modular high-frequency Switching Power Supply that 220V straightens stream-48V50A.
5. the embedded serial power supply system for communications as claimed in claim 1, is characterized in that, described monitoring module adopts ARM7 kernel single-chip microcomputer.
6. the embedded serial power supply system for communications as claimed in claim 1, is characterized in that, described EMC filtration module is alternating current 220V filtration module.
7. the embedded serial power supply system for communications of one as claimed in claim 1, is characterized in that, described AC distribution module is equipped with 1 tunnel single phase alternating current (A.C.) input circuit.
8. the embedded serial power supply system for communications of one as claimed in claim 1, it is characterized in that, described DC distribution module is equipped with 2 road storage battery input circuits, multi-channel DC load output loop, and wherein load output loop is divided into again principal output loop and second output loop.
9. the embedded serial power supply system for communications of one as claimed in claim 1, is characterized in that, described communication module is RS485 communicating circuit, and RS485 communicating circuit is connected with dynamic environment monitoring main frame.
CN201320794473.4U 2013-12-04 2013-12-04 Embedded series communication power supply system Active CN203590054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320794473.4U CN203590054U (en) 2013-12-04 2013-12-04 Embedded series communication power supply system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320794473.4U CN203590054U (en) 2013-12-04 2013-12-04 Embedded series communication power supply system

Publications (1)

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CN203590054U true CN203590054U (en) 2014-05-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105094071A (en) * 2014-05-21 2015-11-25 中兴通讯股份有限公司 Method and device for monitoring module to obtain application scene of power supply module
CN108712087A (en) * 2018-06-10 2018-10-26 北京盟力星科技有限公司 A kind of mobile communication power supply system
CN111130212A (en) * 2020-02-21 2020-05-08 中国铁塔股份有限公司 Standby power control device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105094071A (en) * 2014-05-21 2015-11-25 中兴通讯股份有限公司 Method and device for monitoring module to obtain application scene of power supply module
CN108712087A (en) * 2018-06-10 2018-10-26 北京盟力星科技有限公司 A kind of mobile communication power supply system
CN111130212A (en) * 2020-02-21 2020-05-08 中国铁塔股份有限公司 Standby power control device

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CP03 Change of name, title or address

Address after: Xinluo Avenue 250000 Shandong city of Ji'nan province high tech Industrial Development Zone No. 1166 orsus Building 1 building 20 layer

Patentee after: Shandong trillion electronic Limited by Share Ltd

Address before: High tech Zone Tianchen road Ji'nan City, Shandong province 250000 No. 798

Patentee before: SHANDONG ZHAOYU ELECTRONIC TECHNOLOGY CO., LTD.

CP03 Change of name, title or address