CN203871677U - Integrated 2U central office terminal cabinet - Google Patents
Integrated 2U central office terminal cabinet Download PDFInfo
- Publication number
- CN203871677U CN203871677U CN201420303192.9U CN201420303192U CN203871677U CN 203871677 U CN203871677 U CN 203871677U CN 201420303192 U CN201420303192 U CN 201420303192U CN 203871677 U CN203871677 U CN 203871677U
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- Prior art keywords
- local side
- dividing plate
- side cabinet
- boxlike casing
- local
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- 238000000926 separation method Methods 0.000 claims abstract description 6
- 230000005855 radiation Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to an integrated 2U central office terminal cabinet comprising a box type case with an opening at the front side. Support fixed separation plates are arranged in the box type case; and thus the box type case is divided into a plurality of plugging frames by the separation plates. Besides, the cabinet also includes a control module arranged in one box type case plugging frame and at least one central office terminal power supply module arranged in the box type case plugging frame; and the control module and the central office terminal power supply module are installed in a rectangular housing. The cabinet is characterized in that a bus bar is fixed at the backs of the separation plates; a plurality of positive and negative connecting slots connected mutually are arranged at the bus bar; and the connecting slots correspond to the plugging frames and are electrically connected with the control module and the one central office terminal power supply module in the plugging frames.
Description
Technical field
The utility model relates to a kind of Power supply equipment, relates in particular to the local side cabinet in the direct-current remote feeding power system of a kind of base station.
Background technology
In mobile communication system, the supply power mode of base station equipment normally adopts by power office civil power alternating current is provided, then Switching Power Supply is installed and converts direct current 48V to as operating voltage, for stable power supply also needs to configure uninterrupted power supply UPS or generator.Because communication system equipment is widely distributed, installation environment diversification, there is following drawback in this mode, and equipment disperses, civil power accesses difficulty, mains failure or shakiness, human factor has a power failure.
Occurred thus this novel power supply technique of high voltage direct current remote power feeding system, comprised local side apparatus, transmission cable and remote equipment, wherein, local side apparatus generally includes rack and is positioned at the local side interpolation frame device of rack.Base station DC low-voltage electricity is elevated to high-tension electricity by local side interpolation frame device, and transfer to remote equipment by transmission cable, and then remote equipment carries out exporting to power consumption equipment after step-down to voltage.But the integrated local side cabinet that lack in the market a kind of efficient, safety, disturbs without access.
Summary of the invention
The integrated 2U local side cabinet that the purpose of this utility model is to provide a kind of efficient, safety, disturbs without access.
The purpose of this utility model completes by following technical solution, and integrated 2U local side cabinet comprises and the boxlike casing of front openings has support stationary barrier in this boxlike casing, and boxlike casing is separated into some interpolation frames by dividing plate; And, being arranged at control module and at least one local supply module in boxlike casing interpolation frame, described control module and local side power module are loaded in rectangular housing; It is characterized in that, described dividing plate rear portion is fixed with bus-bar, and described bus-bar is provided with some positive and negative connection slots parallel with one another, the setting corresponding to each interpolation frame of described connection slot, and be electrically connected control module, the local supply module in interpolation frame.
Described dividing plate has five, and dividing plate sidepiece is provided with upper and lower two slide rails that are slidably matched with rectangular housing, and boxlike casing interior separation is become to six independent interpolation frames of installing.
On described bus-bar, there is the positive and negative input interface of fundamental power supply, the positive and negative output interface of high voltage source, ground interface.
Described this rectangular housing panel is provided with dividing plate joins and articulates panel, and on described dividing plate, correspondence position is provided with screwed hole, described in articulate panel and have through hole, described rectangular housing is screwed onto on dividing plate by articulating panel.
Described boxlike casing both sides are respectively equipped with L shape hangers, have hangers hole on this hangers, and local side cabinet is fixed by securing member and the rack of hangers hole and cooperation.
The inner side of described boxlike casing is by the fixing free lightning-protection module of opening of lightning protection support.
Described boxlike casing rear end also has the back shroud of demountable structure, this back shroud be provided with heat radiation grid hole, with the positive and negative input interface of fundamental power supply, the positive and negative output interface of high voltage source, perforate that ground interface is corresponding.
Described local supply modular power is 1500W, and local supply module can be installed at most 5.
The utlity model has N+1 redundancy uniform flow type structure technology, reliability is high, modularized design, flexible configuration.Local side building block technique adopts PWM pulse modulation technology, boost through transformer, by rectifying and wave-filtering obtain level and smooth stable can continuous setup voltage, can realize input voltage 43V-60V, output voltage range 240V-380V adjustable control.Meanwhile, local side apparatus possesses intelligentized system monitoring function, and defencive function is perfect.This equipment is compared with traditional UPS equipment, it is higher that it has fail safe, there is no the restriction of battery capacity, battery charging and discharging life-span and interruption duration, do not need the regular visit of traditional UPS, the regular loaded down with trivial details work of battery being carried out to charge and discharge yet, therefore greatly reduce maintenance cost, greatly improved the reliability of devices communicating.This product has wide range of applications: field of employment comprises the RRU remote base station of 1.2G/3G; 2. marginal base station; 3.2G/3G indoor distributed system; 4. expressway, high ferro banded coverage base station along the line; The access switch of 5.WLAN network and AP equipment; 6. the far-end ONU equipment of community, building Access Network GPON; 7. the comprehensive access of community, building indoor distribution WLAN+GPON is established.
Brief description of the drawings
Fig. 1 is front perspective view of the present utility model;
Fig. 2 is rear side stereogram of the present utility model;
Fig. 3 is control module and local side power module structural scheme of mechanism;
Fig. 4 is the syndeton schematic diagram of dividing plate and bus-bar;
Fig. 5 is the assembling schematic diagram of boxlike casing and back shroud.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done to detailed introduction:
As shown in Figure 1, integrated 2U local side cabinet, comprise boxlike casing 10, control module 20 and five local supply modules 30 of front openings, control module and local side power module are loaded in rectangular housing, local supply modular power is 1500W, and local supply module can be installed at most 5, between parallel current-sharing, the equipment peak power output of making can reach 7.5KW.
In boxlike casing, fix five dividing plates 12 by support 11, boxlike casing is separated into three separate space by dividing plate.Dividing plate 12 sidepieces are provided with upper and lower two slide rails 121, and this slide rail can be slidably matched with rectangular housing, and therefore boxlike casing interior separation is become six independent interpolation frames 15 that control module and local side power module are installed by dividing plate.Rectangular housing 31 panels are provided with dividing plate joins and articulate panel 311, and on described dividing plate, correspondence position is provided with screwed hole, described in articulate panel and have through hole 312, described rectangular housing is fixed on dividing plate by the screw 313 articulating on panel.
Dividing plate 12 rear portions are fixed with bus-bar 13, and bus-bar is provided with six groups of positive and negative connection slots 131 parallel with one another, connect slot setting corresponding to each interpolation frame 15, and are electrically connected control module, the local supply module of the installation in interpolation frame.In addition, on bus-bar, there is the positive and negative input interface 132 of fundamental power supply, the positive and negative output interface 133 of high voltage source, ground interface 134.
Boxlike casing rear end also has the back shroud 16 of demountable structure, and this back shroud is provided with heat radiation grid hole 161, and with the positive and negative input interface of fundamental power supply, the positive and negative output interface of high voltage source, perforate 162 that ground interface is corresponding.
Boxlike casing both sides are respectively equipped with L shaped hangers 17, have hangers hole 171 on this hangers, and local side cabinet is fixed by securing member and the rack of hangers hole and cooperation.
The inner side of boxlike casing is provided with lightning protection support 18, by the fixing free lightning-protection module 19 of opening of lightning protection support 18.
Local supply module is by the pulse-width modulation circuit in cassette shell and holder housing, high-frequency switch circuit, and transformer circuit, current rectifying and wave filtering circuit forms.Input overvoltage/undervoltage defencive function circuit, output over-voltage protection functional circuit and heavy current invading defencive function circuit, open circuit protecting function circuit and acousto-optic alarm function circuit are housed in control module rectangular housing.
The utility model boxlike casing, rectangle casing are all made with panel beating metal.The wide 48.26cm that is generally of the cabinets such as server, 19 inches, height can be divided into 1U, 2U, 3U, 4U etc., and 1U is exactly 4.445cm, and 2U is that 2 times of 1U are 8.89cm, and the utility model adopts 2U.
Claims (8)
1. integrated 2U local side cabinet, comprises and the boxlike casing of front openings has support stationary barrier in this boxlike casing, boxlike casing is separated into some interpolation frames by dividing plate;
And, being arranged at control module and at least one local supply module in boxlike casing interpolation frame, described control module and local side power module are loaded in rectangular housing;
It is characterized in that, described dividing plate rear portion is fixed with bus-bar, and described bus-bar is provided with some positive and negative connection slots parallel with one another, the setting corresponding to each interpolation frame of described connection slot, and be electrically connected control module, the local supply module in interpolation frame.
2. local side cabinet according to claim 1, is characterized in that, described dividing plate has five, and dividing plate sidepiece is provided with upper and lower two slide rails that are slidably matched with rectangular housing, and boxlike casing interior separation is become to six independent interpolation frames of installing.
3. local side cabinet according to claim 1, is characterized in that, has the positive and negative input interface of fundamental power supply on described bus-bar, the positive and negative output interface of high voltage source, ground interface.
4. local side cabinet according to claim 3, it is characterized in that, described boxlike casing rear end also has the back shroud of demountable structure, this back shroud be provided with heat radiation grid hole, with the positive and negative input interface of fundamental power supply, the positive and negative output interface of high voltage source, perforate that ground interface is corresponding.
5. local side cabinet according to claim 1, it is characterized in that, described rectangular housing panel is provided with dividing plate joins and articulates panel, and on described dividing plate, correspondence position is provided with screwed hole, the described panel that articulates has corresponding through hole, and described rectangular housing is screwed onto on dividing plate by articulating panel.
6. local side cabinet according to claim 1, is characterized in that, described boxlike casing both sides are respectively equipped with L shaped hangers, have hangers hole on this hangers, and local side cabinet is fixed by securing member and the rack of hangers hole and cooperation.
7. local side cabinet according to claim 1, is characterized in that, the inner side of described boxlike casing is by the fixing free lightning-protection module of opening of lightning protection support.
8. local side cabinet according to claim 1, is characterized in that, described local supply modular power is 1500W, and has five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303192.9U CN203871677U (en) | 2014-06-10 | 2014-06-10 | Integrated 2U central office terminal cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420303192.9U CN203871677U (en) | 2014-06-10 | 2014-06-10 | Integrated 2U central office terminal cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203871677U true CN203871677U (en) | 2014-10-08 |
Family
ID=51652600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420303192.9U Expired - Lifetime CN203871677U (en) | 2014-06-10 | 2014-06-10 | Integrated 2U central office terminal cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203871677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451099A (en) * | 2016-10-13 | 2017-02-22 | 许继电气股份有限公司 | Prefabricated cabin cabinet and integrated installation modules thereof |
| CN108513488A (en) * | 2018-05-16 | 2018-09-07 | 河南森源电气股份有限公司 | Power shelf and the modular power and electrical cabinet for using the interpolation frame |
-
2014
- 2014-06-10 CN CN201420303192.9U patent/CN203871677U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451099A (en) * | 2016-10-13 | 2017-02-22 | 许继电气股份有限公司 | Prefabricated cabin cabinet and integrated installation modules thereof |
| CN106451099B (en) * | 2016-10-13 | 2020-04-21 | 许继电气股份有限公司 | Prefabricated cabin screen cabinet and integrated form installing module thereof |
| CN108513488A (en) * | 2018-05-16 | 2018-09-07 | 河南森源电气股份有限公司 | Power shelf and the modular power and electrical cabinet for using the interpolation frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200909 Address after: No.2-156, yuejingzhuang erjiefang, no.1508 ziye East Road, Wuzhen Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Zhejiang changxingyun Technology Co.,Ltd. Address before: 310013 Huaxing science and Technology Park, No. 69, Wan Tong Road, Hangzhou, Zhejiang, Xihu District, A-603 Patentee before: ZHEJIANG GOLDEN ROAD INFORMATION & TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |
|
| CX01 | Expiry of patent term |