CN204441997U - A kind of electric power system of remote equipment - Google Patents
A kind of electric power system of remote equipment Download PDFInfo
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- CN204441997U CN204441997U CN201520006083.5U CN201520006083U CN204441997U CN 204441997 U CN204441997 U CN 204441997U CN 201520006083 U CN201520006083 U CN 201520006083U CN 204441997 U CN204441997 U CN 204441997U
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- base station
- power supply
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Abstract
The utility model discloses a kind of electric power system of remote equipment, the power supply reliability of remote equipment can be ensured.The electric power system of this remote equipment comprises: the base station being positioned at base station exchanges Remote Power Supply; Be positioned at the local mains supply of equipment of remote equipment this locality; Power supply selected cell, exchanges Remote Power Supply for selecting base station or the local mains supply of equipment is that remote equipment is powered.
Description
Technical field
The utility model relates to communication technical field, particularly relates to a kind of electric power system of remote equipment.
Background technology
In prior art, for the power supply reliability of the remote equipments such as room sub-station equipment, integrated station equipment in guarantee communication system, the local mains supply of remote equipment how can be adopted to add uninterrupted power supply (UPS, Uninterruptible Power System) power supply plan, being that remote equipment is powered when the local mains supply of equipment exports normal by the local mains supply of equipment, is that remote equipment is powered when the local mains supply output abnormality of equipment by uninterrupted power supply; Namely the local mains supply of equipment is as main electricity, and uninterrupted power supply is as standby power supply.
But, uninterrupted power supply not only installation and maintenance cost higher, take up room comparatively large, and the preparation time of uninterrupted power supply is limited, when the equipment local mains power fails duration is longer, the power supply plan of existing remote equipment is still difficult to the reliability ensureing power supply.
Utility model content
The utility model embodiment provides a kind of electric power system of remote equipment, in order to improve power supply reliability.
The utility model embodiment provides a kind of electric power system of remote equipment, comprising:
The base station being positioned at base station exchanges Remote Power Supply;
Be positioned at the local mains supply of equipment of described remote equipment this locality;
Power supply selected cell, exchanges Remote Power Supply for selecting described base station or the local mains supply of described equipment is that described remote equipment is powered.
Adopt the scheme that the utility model embodiment provides, exchanging the local mains supply redundancy of Remote Power Supply and equipment by base station is that remote equipment is powered, because base station exchanges Remote Power Supply, comparatively uninterrupted power supply is more reliable, therefore be the scheme that remote equipment is powered compared to the local mains supply of prior art equipment and uninterrupted power supply redundancy, the scheme adopting the utility model embodiment to provide more can ensure the power supply reliability of remote equipment.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification, is used from explanation the utility model with the utility model embodiment one, does not form restriction of the present utility model.In the accompanying drawings:
The structural representation of the electric power system of the remote equipment that Fig. 1 provides for the utility model embodiment;
The detailed construction schematic diagram of the electric power system of the remote equipment that Fig. 2 provides for the utility model embodiment.
Embodiment
In order to provide the implementation of the power supply reliability that can improve remote equipment, the utility model embodiment provides a kind of electric power system of remote equipment, below in conjunction with Figure of description, preferred embodiment of the present utility model is described, be to be understood that, preferred embodiment described herein only for instruction and explanation of the utility model, and is not used in restriction the utility model.And when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
The utility model embodiment provides a kind of electric power system of remote equipment, as shown in Figure 1, comprising:
The base station being positioned at base station exchanges Remote Power Supply 101, for electric to remote equipment based on base station power output AC;
Be positioned at the local mains supply 102 of equipment of remote equipment this locality, for providing local electric main for remote equipment;
Power supply selected cell 100, exchanges the local mains supply 102 of Remote Power Supply 101 or equipment for remote equipment for selecting base station and powers.
In the electric power system of the remote equipment namely provided in the utility model embodiment, have employed base station and exchange Remote Power Supply 101 and local mains supply 102 redundancy of equipment is that remote equipment is powered, therefore, it is possible to ensure the power supply reliability of remote equipment.Further, can not increase the extras of large volume in remote equipment this locality, the space taken is less.
Exchange Remote Power Supply 101 as the local mains supply 102 of main electricity or equipment as main electricity for base station, the utility model is not specifically limited.
In a specific embodiment, can using local for equipment mains supply 102 as main electricity, base station is exchanged Remote Power Supply 101 as standby power supply, namely now, power supply selected cell 100, comprising:
Whether the first judgment sub-unit, export normal for the local mains supply 102 of judgment device;
Chooser unit, for when the local mains supply 102 of equipment exports normal, the local mains supply 102 of selection equipment is powered for remote equipment; When local mains supply 102 output abnormality of equipment, select base station to exchange Remote Power Supply 101 for remote equipment and power.
In a specific embodiment, also base station can be exchanged Remote Power Supply 101 as main electricity, using local for equipment mains supply 102 as standby power supply, the ratio of communication equipment base station direct power supply can be improved, be convenient to the management of power use.Namely now, power supply selected cell 100, comprising:
First judgment sub-unit, for judging that base station exchanges Remote Power Supply 101 and whether normally exports;
Chooser unit, specifically for exchange when base station Remote Power Supply 101 export normal time, select base station to exchange Remote Power Supply 101 and power for remote equipment; When base station exchanges Remote Power Supply 101 output abnormality, the local mains supply 102 of selection equipment is powered for remote equipment.
Further, power supply selected cell 100 is specifically as follows double power supply automatic transfer switch, realizes the automatic switchover that base station exchanges Remote Power Supply 101 and local this duplex feeding power supply of mains supply 102 of equipment.
Due to, the output of the local mains supply 102 of equipment is 220V alternating current, and preferably, the output that base station exchanges Remote Power Supply 101 is also 220V alternating current, and now power supply selected cell 100 is specifically as follows 220V double power supply automatic transfer switch.
Certainly, the output that base station exchanges Remote Power Supply 101 also can not be 220V alternating current, now, can increase potential device, to carry out necessary voltage transformation, specifically also will determine according to practical application scene in remote equipment this locality.
Further, above-mentioned base station exchanges Remote Power Supply 101 and specifically can realize based on base station mains supply, and preferably, in order to ensure the power supply reliability of remote equipment further, above-mentioned base station exchanges Remote Power Supply 101 and can as shown in Figure 2, comprise:
Base station mains supply 1011;
Base station DC power supply 1012;
Inverter equipment 1010, for based on base station mains supply 1011 or base station DC power supply 1012, output AC electricity, exchanges the output of Remote Power Supply 101 as base station.
In figure, solid line represents DC link, and dotted line represents ac link.
In the electric power system of the remote equipment namely provided in the utility model embodiment, base station mains supply 1011 provides electric main to input for inverter equipment 1010, base station DC power supply 1012 provides direct current to input for inverter equipment 1010, base station mains supply 1011 and base station DC power supply 1012 redundancy, the output reliability of inverter equipment 1010 can be ensured, and then ensure that base station exchanges the output reliability of Remote Power Supply 101, therefore, the reliability of the electric power system that the utility model embodiment provides is further ensured.
Wherein, base station DC power supply 1012 is specifically as follows base station-48V communication power supply, and the electric power system that the utility model embodiment is provided is easier to realize.
Preferably, inverter equipment 1010 can be main for type inverter equipment for exchanging, to reduce base station DC load.I.e. inverter equipment 1010, comprising:
Whether the second judgment sub-unit is normal for judging that base station mains supply 1011 exports;
Export subelement, specifically for when base station mains supply 1011 exports normal, based on base station mains supply 1011 isolation and amplifier alternating current; When base station mains supply 1011 output abnormality, based on base station DC power supply 1012 inversion output AC electricity.
In sum, the electric power system of the remote equipment adopting the utility model embodiment to provide, not only reliability is higher, and it is less to take remote equipment local spatial, is easy to installation and maintenance, and cost is lower.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (7)
1. an electric power system for remote equipment, is characterized in that, comprising:
The base station being positioned at base station exchanges Remote Power Supply;
Be positioned at the local mains supply of equipment of described remote equipment this locality;
Power supply selected cell, exchanges Remote Power Supply for selecting described base station or the local mains supply of described equipment is that described remote equipment is powered.
2. the system as claimed in claim 1, is characterized in that, described power supply selected cell, comprising:
First judgment sub-unit, for judging that described base station exchanges Remote Power Supply and whether normally exports;
Chooser unit, for when described base station interchange Remote Power Supply exports normal, selecting described base station to exchange Remote Power Supply is that described remote equipment is powered; When described base station exchanges Remote Power Supply output abnormality, the local mains supply of described equipment is selected to be that described remote equipment is powered.
3. system as claimed in claim 1 or 2, is characterized in that, described base station exchanges Remote Power Supply, comprising:
Base station mains supply;
Base station DC power supply;
Inverter equipment, for based on described base station mains supply or described base station DC power supply, output AC electricity, exchanges the output of Remote Power Supply as described base station.
4. system as claimed in claim 3, it is characterized in that, described inverter equipment, comprising:
Whether the second judgment sub-unit is normal for judging that described base station mains supply exports;
Export subelement, for when described base station mains supply exports normal, based on described base station mains supply isolation and amplifier alternating current; When described base station mains supply output abnormality, based on described base station DC power supply inversion output AC electricity.
5. the system as claimed in claim 1, is characterized in that, the output that described base station exchanges Remote Power Supply is 220V alternating current.
6. system as claimed in claim 3, it is characterized in that, described base station DC power supply is base station-48V communication power supply.
7. the system as claimed in claim 1, is characterized in that, described power supply selected cell is double power supply automatic transfer switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006083.5U CN204441997U (en) | 2015-01-06 | 2015-01-06 | A kind of electric power system of remote equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006083.5U CN204441997U (en) | 2015-01-06 | 2015-01-06 | A kind of electric power system of remote equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441997U true CN204441997U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520006083.5U Active CN204441997U (en) | 2015-01-06 | 2015-01-06 | A kind of electric power system of remote equipment |
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| CN (1) | CN204441997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790426A (en) * | 2016-04-11 | 2016-07-20 | 国网黑龙江省电力有限公司鸡西供电公司 | Electric power information network device power supply method |
-
2015
- 2015-01-06 CN CN201520006083.5U patent/CN204441997U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790426A (en) * | 2016-04-11 | 2016-07-20 | 国网黑龙江省电力有限公司鸡西供电公司 | Electric power information network device power supply method |
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| GR01 | Patent grant |