CN206060518U - A kind of miniature power supply for communication site - Google Patents
A kind of miniature power supply for communication site Download PDFInfo
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- CN206060518U CN206060518U CN201621098956.0U CN201621098956U CN206060518U CN 206060518 U CN206060518 U CN 206060518U CN 201621098956 U CN201621098956 U CN 201621098956U CN 206060518 U CN206060518 U CN 206060518U
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Abstract
This utility model provides a kind of miniature power supply, and comprising metal shell, the side of metal shell is installed with two Three-hole sockets, chopper and junction blocks, and two Three-hole sockets are electrical connection in parallel；Include AC/DC power modules, DC/AC inversion modules, monitoring management module, multiple DC/DC power conversion modules, internal battery module in metal shell to switch with controllable switching；Chopper is serially connected between the input and Three-hole socket of AC/DC power modules；The outfan of AC/DC power modules is corresponding with the both positive and negative polarity of DC/AC inversion modules, the input of each DC/DC power conversion modules and internal battery module to be connected；The input of the monitoring management module is corresponding with the outfan of the input and output of AC/DC power modules, each DC/DC power conversion modules respectively to be connected, and the triggering end that the output of monitoring management module is switched with controllable switching connects；The beneficial effects of the utility model are：Use suitable for small website, volume is relatively compact, and input cost is low, according to circumstances can flexibly use and configure.
Description
Technical field
This utility model is related to communication power supply field, and in particular to a kind of miniature power supply for communication site.
Background technology
Generally there are the power demands of multiple voltage communication site, generally uses rack to configure and installs power supply unit offer use
Electricity, but as the power supply amount of redundancy that provided of system of rack configuration is larger, takes larger space, corresponding expense also compared with
Height, disposes where being unsuitable for some small websites or narrow space, and small website progressively adding with equipment, for confession
The power demand of electric unit, standby electricity demand and also change for electric position, be unfavorable for the upgrading of power supply unit, install and cloth
Line；Therefore, it is necessary to design a kind of be suitable to the power supply that small website is used.
Utility model content
For the deficiency in the presence of prior art, this utility model provides a kind of suitable for the various little work(of small website
Rate communication equipment is used, and can facilitate the miniature power supply of dilatation and wiring connection with communication equipment quantity increase.
For achieving the above object, this utility model employs following technical scheme：
A kind of miniature power supply for communication site, comprising metal shell, metal shell is substantially in cuboid or vertical
Cube structure, the side of metal shell are installed with two Three-hole sockets, chopper and junction blocks, and two Three-hole sockets are for simultaneously
Connection electrical connection；Include AC/DC power modules, DC/AC inversion modules, monitoring management module, multiple DC/DC in metal shell
Power conversion module, internal battery module are switched with controllable switching；Wherein, chopper is serially connected in the input of AC/DC power modules
Between end and Three-hole socket；The outfan of AC/DC power modules and DC/AC inversion modules, each DC/DC power conversion modules it is defeated
The both positive and negative polarity correspondence for entering end and internal battery module is connected；The input of the monitoring management module respectively with AC/DC power modules
Input and output, each DC/DC power conversion modules and DC/AC inversion modules outfan correspondence be connected, monitoring management module
The triggering end that switchs with controllable switching of output connect；The normal-closed end of controllable switching switch and normally opened end respectively with AC/DC power supplys
The input of module, the outfan correspondence of DC/AC inversion modules are connected；The static terminals of controllable switching switch, each DC/DC are electric
The outfan of source conversion module and internal battery module is corresponding from the different binding posts of junction block respectively to be connected.
Further, described monitoring management module includes voltage measurement unit, flush bonding processor and driver element,
It is installed with communication interface on metal shell accordingly；The input of voltage measurement unit and the input of AC/DC power modules and
Output, the outfan correspondence of each DC/DC power conversion modules are connected, and the output of voltage measurement unit is defeated with flush bonding processor
Enter connected, the triggering end order that the output of flush bonding processor is switched with driver element, controllable switching is connected；Monitoring management module
It is communication connection with communication interface.
Further, the communication interface is RS485 interfaces.
Further, the AC/DC power modules are that 220V exchanges turn 48V direct-current switch power supply modules.
Further, described internal battery module includes the lithium iron battery group that output voltage is 48V.
Further, between 4-6 is individual, single output is less than 60W to the quantity of DC/DC power conversion modules,
And each DC/DC power conversion modules are plug-in type modular structure.
Further, the DC/DC power conversion modules turn 12V DC source conversion modules comprising 48V, that 48V turns 24V is straight
Stream power conversion module, 48V turn the one or more of which module in 36V DC source conversion modules.
Further, described DC/AC inversion modules turn 220V ac converter modules for 48V direct currents.
Further, the controllable switching switch is D.C. contactor.
This utility model when in use, can provide various direct currents and alternating current power supply output, as needed in operation
What external electric equipment demand was changed only need to accordingly increase or change DC/DC power conversion modules, without changing whole electricity
Source device；And when electrical equipment increases, during single miniature power supply underpower, multiple miniature power supplies can be used, respectively
Miniature power supply is carried out and is connect by the corresponding Three-hole socket of electric power connection line grafting that two ends are public terminal plug, also can be only
Vertical to introduce civil power, the practical situation being distributed according to commercial power socket or device location provides the multiple choices side of convenient connection
Formula, and as single miniature power supply volume is relatively compact, can disperse to be positioned in narrow space, or concentrate placement
In the service area of setting, the motility for comparing rack or other power source space arrangements is bigger, and connects more convenient；Work as mains failure
When or due to utility grid it is second-rate when, monitoring management module detects the change feelings of line voltage by voltage measurement unit
Condition, and deliver a signal to flush bonding processor, then signal Jing driver elements are sent by flush bonding processor trigger controllable switching and open
The triggering end of pass so that the static terminals of controllable switching switch are switched to normally opened end by the normal-closed end for connecting, that is, correspond to connection
DC/AC inversion modules, by DC/AC inversion modules provide power supply；After civil power is normal, then monitoring management module sends signal and cuts
Normal-closed end is returned, i.e., is electrically connected with the input city of AC/DC power modules, DC/AC inversion modules are in Light Condition, reduce power supply
Working loss；In addition, monitoring management module can also be communicated with monitoring outlay by communication interface, to facilitate monitoring device to slap
Hold the working condition of miniature power supply.
Compared to prior art, this utility model has the advantages that：
(1), use suitable for small website, simple structure, volume are relatively compact, and input cost is low, being capable of according to circumstances spirit
Living using and configuring, very convenient；
(2) electric module is prepared and carried certainly, the confession electricity output of a period of time can be maintained after mains failure, and can also be increased outside
48V supplying cells, realize the dilatation of standby Electricity Functional by being attempted by the internal battery module attachment end of junction block, standby so as to extend
The electric time.
Description of the drawings
Theory diagrams of the Fig. 1 for embodiment.
Fig. 2 is monitoring management module connection signal block diagram.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is further illustrated to the technical scheme in this utility model.
A kind of miniature power supply for communication site, as shown in figure 1, including metal shell S, metal shell S is substantially
In cuboid or cube structure, the side of metal shell S is installed with two Three-hole sockets, chopper and junction blocks, and two
Individual Three-hole socket is electrical connection in parallel；Include AC/DC power modules, DC/AC inversion modules, monitoring pipe in metal shell S
Reason module, multiple DC/DC power conversion modules, internal battery module and D.C. contactor；Wherein, chopper is serially connected in AC/DC
Between the input and Three-hole socket of power module；The outfan of AC/DC power modules is electric with DC/AC inversion modules, each DC/DC
The both positive and negative polarity correspondence of the input and internal battery module of source conversion module is connected；The input of the monitoring management module respectively with
The outfan correspondence of the input and output of AC/DC power modules, each DC/DC power conversion modules and DC/AC inversion modules is connected,
The output of monitoring management module is connected with the triggering end of D.C. contactor；The normally-closed contact terminals of D.C. contactor are touched with normally opened
Point terminals input respectively with AC/DC power modules, DC/AC inversion modules outfan it is corresponding connected；D.C. contactor
Static contact terminals, each DC/DC power conversion modules and internal battery module outfan it is different from junction block respectively
Binding post correspondence is connected.
As shown in Fig. 2 described monitoring management module includes voltage measurement unit, flush bonding processor and drives list
Unit, is installed with RS485 communication interfaces accordingly on metal shell S；The input of voltage measurement unit and AC/DC power modules
Input and output, the outfan correspondence of each DC/DC power conversion modules be connected, the output of voltage measurement unit and embedded place
The input of reason device is connected, and the output of flush bonding processor is connected with the triggering end order of driver element, D.C. contactor；Monitoring pipe
Reason module is communication connection with communication interface；It should be noted that voltage measurement unit, driver element are prior art,
There is magnanimity document to describe interlock circuit connection, will not be described here.
The AC/DC power modules are that 220V exchanges turn 48V direct-current switch power supply modules.
Described internal battery module includes the lithium iron battery group that output voltage is 48V.
Between 4-6 is individual, single output is less than 60W, and each DC/DC to the quantity of DC/DC power conversion modules
Power conversion module is plug-in type modular structure.
The DC/DC power conversion modules turn 12V DC source conversion modules, 48V comprising 48V and turn the change of 24V DC sources
Mold changing block, 48V turn the one or more of which module in 36V DC source conversion modules.
Described DC/AC inversion modules turn 220V ac converter modules for 48V direct currents.
According to actual needs, can be to arrange BMS battery management systems in internal battery module, to control internal battery mould
The discharge and recharge of block and the temperature to built-in battery module are managed, so as to extend the Use Limitation of internal battery module.
This miniature power supply when in use, can provide various direct currents and alternating current power supply output, as needed for fortune
What in battalion, external electric equipment demand was changed only need to accordingly increase or change DC/DC power conversion modules, whole without changing
Individual power-supply device；And when electrical equipment increases, when needing using plural miniature power supply, each miniature power supply can
The corresponding Three-hole socket of electric power connection line grafting that public terminal plug is by two ends is carried out and is connect, and also can independently introduce civil power,
The multiple choices mode of convenient connection is provided according to the practical situation that commercial power socket or device location are distributed, compare rack or
The motility of other power source space arrangements is bigger；When mains failure or due to utility grid it is second-rate when, monitoring management mould
Block detects the situation of change of line voltage by voltage measurement unit, and delivers a signal to flush bonding processor, then by being embedded in
Formula processor sends the triggering end that signal Jing driver elements trigger controllable switching switch so that the static wiring of controllable switching switch
End is switched to normally opened end by the normal-closed end for connecting, that is, correspond to the DC/AC inversion modules of connection, provides confession by DC/AC inversion modules
Electricity；After civil power is normal, then monitoring management module sends signal switchback normal-closed end, i.e. the input civil power phase with AC/DC power modules
Even, DC/AC inversion modules are in Light Condition, reduce power work loss；In addition, monitoring management module can also be by communication
Interface is communicated with monitoring outlay, to facilitate monitoring device to grasp the working condition of miniature power supply.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
This utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, without deviating from the objective and model of technical solutions of the utility model
Enclose, which all should be covered in the middle of right of the present utility model.
Claims (9)
1. a kind of miniature power supply for communication site, comprising metal shell, it is characterised in that：Metal shell is substantially in length
Cube or cube structure, the side of metal shell are installed with two Three-hole sockets, chopper and junction blocks, two three holes
Socket is electrical connection in parallel；Include in metal shell AC/DC power modules, DC/AC inversion modules, monitoring management module,
Multiple DC/DC power conversion modules, internal battery module are switched with controllable switching；Wherein, chopper is serially connected in AC/DC power supply moulds
Between the input and Three-hole socket of block；The outfan of AC/DC power modules and DC/AC inversion modules, each DC/DC power conversions
The both positive and negative polarity correspondence of the input and internal battery module of module is connected；The input of the monitoring management module respectively with AC/DC
The input and output of power module, each DC/DC power conversion modules outfan correspondence be connected, the output of monitoring management module with
The triggering end of controllable switching switch connects；The normal-closed end of controllable switching switch is defeated with AC/DC power modules respectively with normally opened end
Enter end, the outfan correspondence of DC/AC inversion modules is connected；The static terminals of controllable switching switch, each DC/DC power conversions mould
The outfan of block and internal battery module is corresponding from the different binding posts of junction block respectively to be connected.
2. a kind of miniature power supply for communication site as claimed in claim 1, it is characterised in that：Monitoring management module
Comprising voltage measurement unit, flush bonding processor and driver element, communication interface on metal shell, is installed with；Voltage measurement
The input of unit is defeated with the input and output of AC/DC power modules, each DC/DC power conversion modules and DC/AC inversion modules
Go out end correspondence be connected, the output of voltage measurement unit is connected with the input of flush bonding processor, the output of flush bonding processor and
Driver element, the triggering end order of controllable switching switch are connected；Monitoring management module is communication connection with communication interface.
3. a kind of miniature power supply for communication site as claimed in claim 2, it is characterised in that：The communication interface
For RS485 interfaces.
4. a kind of miniature power supply for communication site as claimed in claim 3, it is characterised in that：The AC/DC is electric
Source module is that 220V exchanges turn 48V direct-current switch power supply modules.
5. a kind of miniature power supply for communication site as claimed in claim 4, it is characterised in that：Described in-built electrical
Pond module includes the lithium iron battery group that output voltage is 48V.
6. a kind of miniature power supply for communication site as claimed in claim 5, it is characterised in that：DC/DC power supplys become
Between 4-6 is individual, single output is less than 60W to the quantity of mold changing block, and each DC/DC power conversion modules are grafting
Formula modular structure.
7. a kind of miniature power supply for communication site as claimed in claim 6, it is characterised in that：The DC/DC is electric
Source conversion module turns 12V DC source conversion modules, 48V comprising 48V and turns 24V DC source conversion modules, 48V to turn 36V direct currents
One or more of which module in power conversion module.
8. a kind of miniature power supply for communication site as claimed in claim 7, it is characterised in that：Described DC/AC
Inversion module turns 220V ac converter modules for 48V direct currents.
9. a kind of miniature power supply for communication site as described in any one of claim 1 to 8, it is characterised in that：Institute
It is D.C. contactor to state controllable switching switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098956.0U CN206060518U (en) | 2016-09-30 | 2016-09-30 | A kind of miniature power supply for communication site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098956.0U CN206060518U (en) | 2016-09-30 | 2016-09-30 | A kind of miniature power supply for communication site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060518U true CN206060518U (en) | 2017-03-29 |
Family
ID=58366688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621098956.0U Active CN206060518U (en) | 2016-09-30 | 2016-09-30 | A kind of miniature power supply for communication site |
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| Country | Link |
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| CN (1) | CN206060518U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134933A (en) * | 2017-05-25 | 2017-09-05 | 北京重恒兴远科技有限公司 | A kind of power-supply device exported with multiple voltage grade |
| CN107465258A (en) * | 2017-09-08 | 2017-12-12 | 中国联合网络通信集团有限公司 | A kind of electric power system and method for IDC computer rooms |
| CN107947292A (en) * | 2017-12-22 | 2018-04-20 | 重庆光可巡科技有限公司 | Portable tandem type Flameproof and intrinsically safe power supply system |
| CN108429340A (en) * | 2018-05-16 | 2018-08-21 | 郑州云海信息技术有限公司 | A kind of uninterruption power source |
| CN109245274A (en) * | 2018-09-13 | 2019-01-18 | 深圳供电局有限公司 | A kind of substation's emergency cell device quickly accessing direct current system |
| CN112600298A (en) * | 2021-03-01 | 2021-04-02 | 杭州并坚科技有限公司 | Two bus centralized control type emergency power box with redundancy design |
| CN113162213A (en) * | 2021-03-05 | 2021-07-23 | 阳光电源股份有限公司 | Uninterrupted power source and energy storage system |
-
2016
- 2016-09-30 CN CN201621098956.0U patent/CN206060518U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134933A (en) * | 2017-05-25 | 2017-09-05 | 北京重恒兴远科技有限公司 | A kind of power-supply device exported with multiple voltage grade |
| CN107465258A (en) * | 2017-09-08 | 2017-12-12 | 中国联合网络通信集团有限公司 | A kind of electric power system and method for IDC computer rooms |
| CN107947292A (en) * | 2017-12-22 | 2018-04-20 | 重庆光可巡科技有限公司 | Portable tandem type Flameproof and intrinsically safe power supply system |
| CN108429340A (en) * | 2018-05-16 | 2018-08-21 | 郑州云海信息技术有限公司 | A kind of uninterruption power source |
| CN109245274A (en) * | 2018-09-13 | 2019-01-18 | 深圳供电局有限公司 | A kind of substation's emergency cell device quickly accessing direct current system |
| CN112600298A (en) * | 2021-03-01 | 2021-04-02 | 杭州并坚科技有限公司 | Two bus centralized control type emergency power box with redundancy design |
| CN113162213A (en) * | 2021-03-05 | 2021-07-23 | 阳光电源股份有限公司 | Uninterrupted power source and energy storage system |
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