CN205141823U - Intelligence communication power supply unit - Google Patents
Intelligence communication power supply unit Download PDFInfo
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- CN205141823U CN205141823U CN201521018885.4U CN201521018885U CN205141823U CN 205141823 U CN205141823 U CN 205141823U CN 201521018885 U CN201521018885 U CN 201521018885U CN 205141823 U CN205141823 U CN 205141823U
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- 238000004891 communication Methods 0.000 title claims abstract description 39
- 238000012423 maintenance Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
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- 239000002253 acid Substances 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an intelligence communication power supply unit comprises first power section, first generating line section and second source section, second generating line section, and the structure of first power section and second source section is identical, and first power section is identical with the connected mode of second generating line section with the connected mode and the second source section of first generating line section, first power segment structure does: a NULL, an alternating current contactor, the switch, the rectifier is consecutive, two outputs in the rectifier are connected to the corresponding positive negative pole of direct current source E1 respectively, direct current source E1 is connected to first generating line section through switch DK1, it has diode D1 and diode D1 negative pole to be connected to direct current source E1 negative pole to establish ties between direct current source E1 negative pole and the rectifier, it has diode D2 and diode D2 negative pole to be connected to direct current source E1 negative pole to establish ties between the negative wire L - in direct current source E1 and the first generating line section, first generating line section is connected to second generating line section through switch DK3. The utility model discloses with low costs, flexible operation, performance safety and stability are reliable.
Description
Technical field
The utility model relates to intelligent communication device field, particularly a kind of intelligent communication supply unit.
Background technology
Traditional communication power supply is made up of DC source, high frequency switch power usually.Intelligent communication power-supply system is power-supply device communication power supply being adopted integrated design, unified collocation, integrated monitoring.According to Sichuan Province Power Co., Ltd " valve controlled sealed lead-acid accumulator runs and service regulations " 4.5.8 regulation, two group storage batteries should not adopt the mode of parallel running, if when must adopt parallel running, then should be connected in series into diode (2CZ200A/800V) at DC source entrance, utilize the characteristic of diode to reduce the circulation produced in parallel running process; Specify according to " preventing the detailed rules for the implementation of direct current system accident measure " 3.2.2, DC bus runs normal and change in the operation of operational mode, forbids to throw off DC source.
There is following problem in general communication power supply:
(1) fail safe: the alternating-current switch that the switch of storage battery adopts again, this just causes when needs disconnect storage battery because voltage is high, and alternating-current switch chance produces a large amount of arc light, thus easily causes arc short-circuit, accidents caused.
(2) stability: each several part of normal power supplies system adopts decentralized design independence group screen, and is provided by different suppliers, so the compatibility of equipment room is bad, resource is difficult to realize sharing, and the stability of a system can not get ensureing.
(3) economy: because system components is independent separately, therefore communication power supply needs to configure independently storage battery.System components is provided by different vendor in addition, this adds increased the complexity of configuration device and Installation and Debugging.Between each system, separate configurations manages maintenance independently, makes human resources can not can not get overall allotment, thus causes the waste of resource.
(4) reliability: the impact due to fail safe aspect causes regular battery capacity test not complete, causes the capacity of storage battery to determine, this just has influence on and be can not get ensureing by the battery-driven time when interruption duration, and reliability is lower.Because two cover communication power supplies can not be for subsequent use each other, be directed at reliability and reduce.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of intelligent communication supply unit, the advantages such as cost is low, flexible operation, performance safety are reliable and stable that it has.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of intelligent communication supply unit, be made up of the first power section, the first bus section, busbar section and second source section, the second bus section, busbar section, described first power section is identical with the structure of second source section, and the first power section is identical with the connected mode of second source section and the second bus section, busbar section with the connected mode of the first bus section, busbar section, described first power section structure is: first exchanges input, A.C. contactor, switch, rectifier is connected successively, described rectifier two output is connected respectively to the corresponding both positive and negative polarity of DC source E1, described DC source E1 is connected to the first bus section, busbar section by switch DK1, diode D1 is in series with and diode D1 negative pole is connected to DC source E1 negative pole between described DC source E1 negative pole and rectifier, diode D2 is in series with between negative wire L-and diode D2 negative pole is connected to DC source E1 negative pole in described DC source E1 and the first bus section, busbar section, first bus section, busbar section is connected to the second bus section, busbar section by switch DK3.
Further, be also provided with the second interchange input, described second exchanges input is connected to A.C. contactor.
Further, also be provided with the first intelligent communication power supply switching device shifter and the second intelligent communication power supply switching device shifter, described first intelligent communication power supply switching device shifter one end is connected to the first bus section, busbar section by K switch 1, and the other end is connected to DC source E1 by K switch 2; Described second intelligent communication power supply switching device shifter one end is connected to the second bus section, busbar section by K switch 4, and the other end is connected to DC source E2 by K switch 3.
Further, the first bus section, busbar section and the second bus section, busbar section are all connected with discharge switch.
Compared with prior art, the beneficial effects of the utility model are:
(1) fail safe: the working voltage of the utility model device adopts the power-supply system of 48V, DC source switch adopts DC switch, produces the accident that arc short-circuit causes during the drop-down combination switch of the situation due to overtension of avoiding problems.
(2) stability: the utility model dress adopts Uniting to unify group screen, so the compatibility of equipment room is good, resource easily realizes sharing, and stability is fine.
(3) economy: the unified configuration of all resources, integration battery pack, integrated monitoring device, unified operation maintenance operation make the utility model device more possess economic advantages than traditional power-supply system, and the expense that Equipments Setting, installation, maintenance and personnel pay wages saves many funds.In set of system, effectively can simplify the coordination of buying and construction, and also can reduce in gross investment, reduce total maintenance cost.
(4) reliability: know that two sections of power supplys both can isolated operation from working method above, again can parallel running in short-term, and regular battery capacity test easily realizes.
Accompanying drawing explanation
Fig. 1 is a kind of intelligent communication power device structure of the utility model schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.A kind of intelligent communication supply unit that the utility model provides, be made up of the first power section, the first bus section, busbar section and second source section, the second bus section, busbar section, described first power section is identical with the structure of second source section, and the first power section is identical with the connected mode of second source section and the second bus section, busbar section with the connected mode of the first bus section, busbar section, described first power section structure is: first exchanges input, A.C. contactor, switch, rectifier is connected successively, described rectifier two output is connected respectively to the corresponding both positive and negative polarity of DC source E1, described DC source E1 is connected to the first bus section, busbar section by switch DK1, diode D1 is in series with and diode D1 negative pole is connected to DC source E1 negative pole between described DC source E1 negative pole and rectifier, diode D2 is in series with between negative wire L-and diode D2 negative pole is connected to DC source E1 negative pole in described DC source E1 and the first bus section, busbar section, first bus section, busbar section is connected to the second bus section, busbar section by switch DK3, DC source generally adopts batteries.
In order to provide the stability exchanging input, the utility model is also provided with the second interchange input, exchanges the input for subsequent use of input as first, and described second exchanges input is connected to A.C. contactor.Also on the first bus section, busbar section and the second bus section, busbar section, all can be connected with discharge switch, improve the stability of the utility model intelligent communication power supply further.
In addition, be also provided with the first intelligent communication power supply switching device shifter and the second intelligent communication power supply switching device shifter, described first intelligent communication power supply switching device shifter one end is connected to the first bus section, busbar section by K switch 1, and the other end is connected to DC source E1 by K switch 2; Described second intelligent communication power supply switching device shifter one end is connected to the second bus section, busbar section by K switch 4, and the other end is connected to DC source E2 by K switch 3.The structure of described intelligent communication power supply switching device shifter and function refer to Chinese patent " intelligent communication power supply D.C. contactor group network system " (application number: 201320462824.1, Authorization Notice No.: CN203434739U).
Utility model works process is as follows:
(1) when the first power section or second source section work independently, close a switch DK1, DK2, disconnects DK3;
(2) when the first power section has fault or DC source E1 need make capacity test, first close DK3, rear disconnection DK1;
(3) when second source section has fault or DC source E2 need make capacity test, first close DK1, rear disconnection DK2;
(4) first bus section, busbar sections, the second bus section, busbar section both sectional run, again can paired running in short-term, and two section apparatus both can isolated operation, again can parallel running in short-term, and flexibility is higher.
As the power supply system for communications, be mainly used in the working power of communication equipment, require that its reliability is high, stable performance.For guaranteeing system safety, reliably, economic operation, improve the automatization level of electric power system, the power supply system for communications is had higher requirement, so not only achieve the raising of power safety performance, solve some problems existed in normal power supplies well, also improve the managerial skills of power-supply system simultaneously, flexibility and reliability obtain good improvement, decrease total investment of engineering, in operation and safe and reliable in all than like product, there is obvious superiority, the requirement in market can be met, and there is good market potential, along with the fast development of national intelligent grid, Novel Communication power-supply system is by the future development towards intelligent electric origin system.The realization of intelligent communication supply unit, will fill up the blank of national industry field and equipment manufacture industry.
Claims (4)
1. an intelligent communication supply unit, it is characterized in that, be made up of the first power section, the first bus section, busbar section and second source section, the second bus section, busbar section, described first power section is identical with the structure of second source section, and the first power section is identical with the connected mode of second source section and the second bus section, busbar section with the connected mode of the first bus section, busbar section, described first power section structure is: first exchanges input, A.C. contactor, switch, rectifier is connected successively, described rectifier two output is connected respectively to the corresponding both positive and negative polarity of DC source E1, described DC source E1 is connected to the first bus section, busbar section by switch DK1, diode D1 is in series with and diode D1 negative pole is connected to DC source E1 negative pole between described DC source E1 negative pole and rectifier, diode D2 is in series with between negative wire L-and diode D2 negative pole is connected to DC source E1 negative pole in described DC source E1 and the first bus section, busbar section, first bus section, busbar section is connected to the second bus section, busbar section by switch DK3.
2. a kind of intelligent communication supply unit as claimed in claim 1, is characterized in that, is also provided with the second interchange input, and described second exchanges input is connected to A.C. contactor.
3. a kind of intelligent communication supply unit as claimed in claim 1, it is characterized in that, also be provided with the first intelligent communication power supply switching device shifter and the second intelligent communication power supply switching device shifter, described first intelligent communication power supply switching device shifter one end is connected to the first bus section, busbar section by K switch 1, and the other end is connected to DC source E1 by K switch 2; Described second intelligent communication power supply switching device shifter one end is connected to the second bus section, busbar section by K switch 4, and the other end is connected to DC source E2 by K switch 3.
4. a kind of intelligent communication supply unit as claimed in claim 1, is characterized in that, the first bus section, busbar section and the second bus section, busbar section are all connected with discharge switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018885.4U CN205141823U (en) | 2015-12-09 | 2015-12-09 | Intelligence communication power supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521018885.4U CN205141823U (en) | 2015-12-09 | 2015-12-09 | Intelligence communication power supply unit |
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| Publication Number | Publication Date |
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| CN205141823U true CN205141823U (en) | 2016-04-06 |
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| CN201521018885.4U Active CN205141823U (en) | 2015-12-09 | 2015-12-09 | Intelligence communication power supply unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305608A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司广元供电公司 | Intelligent communication power unit |
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2015
- 2015-12-09 CN CN201521018885.4U patent/CN205141823U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305608A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司广元供电公司 | Intelligent communication power unit |
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