CN203589816U - Portable DC power supply - Google Patents
Portable DC power supply Download PDFInfo
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- CN203589816U CN203589816U CN201320815697.9U CN201320815697U CN203589816U CN 203589816 U CN203589816 U CN 203589816U CN 201320815697 U CN201320815697 U CN 201320815697U CN 203589816 U CN203589816 U CN 203589816U
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- 238000004146 energy storage Methods 0.000 claims abstract description 113
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model provides a portable DC power supply. The portable DC power supply comprises a shell having an installation cavity, an energy storage part which is arranged inside the installation cavity and has an anode connected with a positive output terminal and a cathode connected with a first negative output terminal, and a solar energy charging part which is fixedly arranged on the shell and has a positive output interface and a negative output interface, wherein the positive output interface is connected with the anode of the energy storage part and the negative output interface is connected with the cathode of the energy storage part. The portable DC power supply can power an electric operating mechanism to further drive a ring main unit so as to judge whether the electric operating mechanism is normal.
Description
Technical field
The utility model relates to electric equipment field, in particular to a kind of Portable DC mains.
Background technology
Along with the development of power distribution network technology, distribution automation has become the inexorable trend of technical development.The remote control of ring main unit, remote measurement, remote signalling are one of prerequisite primary conditions, and the ring main unit that therefore reveals product all needs to install motor-operating mechanism, and motor-operating mechanism possesses electronic point, closing function, can operate ring main unit.The operating power voltage of motor-operating mechanism is 48 volts of direct voltages, generally by the DTU device of supporting design, provides.But because the DTU device of supporting design in installation process can not be installed the same period, therefore existing ring main unit motor-operating mechanism does not all have power supply supply, this causes cannot transmission ring main unit while checking and accepting, and cannot judge whether normal point of motor-operating mechanism.
Utility model content
The utility model aims to provide a kind of Portable DC mains, to solve the whether normal problem of motor-operating mechanism that cannot judge transmission ring main unit in prior art.
To achieve these goals, according to an aspect of the present utility model, provide a kind of Portable DC mains, this Portable DC mains comprises: housing, and housing has installation cavity; Energy storage part, energy storage part is arranged in installation cavity, and the positive pole of energy storage part is connected with positive output terminal, and the negative pole of energy storage part is connected with the first negative output terminal; Solar recharging portion, solar recharging portion is fixedly installed on housing, and solar recharging portion has positive output interface and negative output interface, and positive output interface is connected with the positive pole of energy storage part, and negative output interface is connected with the negative pole of energy storage part.
Further, Portable DC mains also comprises mounting panel, and mounting panel is fixedly installed in installation cavity, installation cavity is divided into the first cavity and the second cavity, energy storage part is arranged in the second cavity, and positive output terminal and the first negative output terminal are all arranged on mounting panel, and are positioned at the first cavity.
Further, energy storage part comprises the energy-storage units that multiple series connection arrange, the positive pole of the first energy-storage units of the first end that is just very positioned at energy storage part of energy storage part, and the negative pole of energy storage part is the negative pole that is positioned at the second energy-storage units of the second end of energy storage part.
Further, Portable DC mains also comprises the second negative output terminal, and the second negative output terminal sub-connection is on the negative pole of the 3rd energy-storage units between the first energy-storage units and the second energy-storage units.
Further, Portable DC mains also comprises the 3rd negative output terminal, and the 3rd negative output terminal sub-connection is on the negative pole of the 4th energy-storage units between the second energy-storage units and the 3rd energy-storage units.
Further, Portable DC mains also comprises the second linked switch assembly being fixedly installed on mounting panel, the second linked switch assembly comprises the 3rd control switch and the 4th control switch, the 3rd control switch is connected between the positive output interface and the positive pole of energy storage part of solar recharging portion, the 4th control switch is connected between the negative output interface and the negative pole of energy storage part of solar recharging portion, the 3rd control switch and the interlock of the 4th control switch, with closed or disconnection simultaneously.
Further, Portable DC mains also comprises test section, and test section comprises second voltage table, and second voltage table is fixedly installed on mounting panel, and the dial plate of second voltage table is in the first cavity, and second voltage table is connected in parallel in solar recharging portion.
Further, test section also comprises the second guard member, and the second guard member is the second fuse, and the second fuse is connected between the positive output port of solar recharging portion and the positive pole of second voltage table.
Further, housing comprises: upper cover; Casing, casing has opening, and upper cover is hinged on casing and covers opening, and mounting panel is positioned at casing, and mounting panel and upper cover surround the first cavity, and mounting panel and casing surround the second cavity.
Further, Portable DC mains also comprises cooling fan, and cooling fan is fixedly installed on casing, and is connected in parallel on energy storage part.
Application the technical solution of the utility model, Portable DC mains comprises housing, energy storage part and solar recharging portion.Housing has installation cavity, and installation cavity is for carrying other parts of Portable DC mains, and housing can ensure that the fail safe of other parts of Portable DC mains improves portability simultaneously well.Energy storage part is arranged in installation cavity, and the positive pole of energy storage part is connected with positive output terminal, and the negative pole of energy storage part is connected with the first negative output terminal, and energy storage part is connected not load supplying by positive output terminal with the first negative output terminal with load.Solar recharging portion comprises positive output port and negative output port, positive output port is connected with the positive pole of energy storage part, negative output port is connected with the negative pole of energy storage part, to can be energy storage part charging, improve the flying power of Portable DC mains, the service time that extends Portable DC mains, Portable DC mains can be reused.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the perspective view of the Portable DC mains of embodiment of the present utility model; And
Fig. 2 shows the schematic diagram of the Portable DC mains of embodiment of the present utility model.
Description of reference numerals: 10, energy storage part; 11, the first energy-storage units; 12, the second energy-storage units; 13, the 3rd energy-storage units; 14, the 4th energy-storage units; 21, positive output terminal; 22, the first negative output terminal; 23, the second negative output terminal; 24, the 3rd negative output terminal; 30, mounting panel; 41, the first linked switch assembly; 42, the second linked switch assembly; 43, fan swicth; 51, the first voltmeter; 52, ammeter; 53, second voltage table; 61, upper cover; 62, casing; 90, fan.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the utility model in detail in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
As illustrated in fig. 1 and 2, according to embodiment of the present utility model, Portable DC mains comprises housing, energy storage part 10 and solar recharging portion.Housing has installation cavity, and installation cavity is for carrying other parts of Portable DC mains, and housing can ensure that the fail safe of other parts of Portable DC mains improves portability simultaneously well.Energy storage part 10 is arranged in installation cavity, and the positive pole of energy storage part 10 is connected with positive output terminal 21, the negative pole of energy storage part 10 is connected with the first negative output terminal 22, and energy storage part 10 is connected not load supplying by positive output terminal 21 with the first negative output terminal 22 with load.Solar recharging portion comprises positive output port and negative output port, positive output port is connected with the positive pole of energy storage part 10, negative output port is connected with the negative pole of energy storage part 10, to can charge for energy storage part 10, improve the flying power of Portable DC mains, the service time that extends Portable DC mains, Portable DC mains can be reused.
This Portable DC mains is applied in distribution automation system, by this Portable DC mains, can, for the power supply of ring main unit motor-operating mechanism, with transmission ring main unit, judges that whether ring main unit motor-operating mechanism is normal.
In the present embodiment, in order to improve the portability of Portable DC mains, protect the parts in Portable DC mains simultaneously, extend the useful life of Portable DC mains, prevent that accident collision from damaging Portable DC mains.Housing comprises upper cover 61 and casing 62.Casing 62 has opening, and upper cover 61 is hinged on casing 62 and covers opening.While not using, between upper cover 61 and casing 62, by lock and snap close, lock, to can carry easily this Portable DC mains.During use, upper cover 61 is opened.
Portable DC mains also comprises mounting panel 30, mounting panel 30 is fixedly installed in installation cavity, installation cavity is divided into the first cavity and the second cavity, energy storage part 10 is arranged in the second cavity, positive output terminal 21 and the first negative output terminal 22 are all arranged on mounting panel 30, and are positioned at the first cavity.Mounting panel 30 is positioned at casing 62, and mounting panel 30 surrounds the first cavity with upper cover 61, and mounting panel 30 surrounds the second cavity with casing 62.Open like this after upper cover 61 and can realize easily and connecting loads on this Portable DC mains, convenient to operation.The little lightweight and voltage stabilization of volume on Portable DC mains, the electric flux that can lay in is large, can be motor-operating mechanism power supply easily.
In the present embodiment, energy storage part 10 comprises the energy-storage units that multiple series connection arrange.Energy-storage units is storage battery, and the output voltage of single storage battery is 12 volts.Multiple storage battery series connection have reached the output voltage needing.While powering for motor-operating mechanism, the output voltage of energy storage part 10 is 48 volts, so energy storage part 10 is in series by four storage batterys.Wherein, the storage battery that is positioned at the first end of energy storage part 10 is the first energy-storage units 11, the latter linked storage battery of the first energy-storage units 11 is the 3rd energy-storage units 13, the latter linked storage battery of the 3rd energy-storage units 13 is that the latter linked storage battery of the 4th energy-storage units 14, the four energy-storage units 14 is the second energy-storage units 12.
The positive pole of the first energy-storage units 11 of the first end that is just very positioned at energy storage part 10 of energy storage part 10, the negative pole of energy storage part 10 is the negative pole that is positioned at the second energy-storage units of the second end of energy storage part 10, and the voltage between the positive pole of the first energy-storage units 11 and the negative pole of the second energy-storage units 12 is the first magnitude of voltage.The first magnitude of voltage in the present embodiment is 48 volts, in other embodiments, and can be according to selected the first different magnitude of voltage of different power demands.
In order to improve the applicability of Portable DC voltage, the environment that Portable DC mains can be applied is more extensive, and Portable DC mains also comprises the second negative output terminal 23 and the 3rd negative output terminal 24.
Wherein, the second negative output terminal 23 is connected on the negative pole of the 3rd energy-storage units 13, and the voltage between the second negative output terminal 23 and positive output terminal 21 is second voltage value.This second voltage value is 24 volts.
The 3rd negative output terminal 24 is connected on the negative pole of the 4th energy-storage units 14 between the second energy-storage units 12 and the 3rd energy-storage units 13, and the voltage between the 3rd negative output terminal 24 and positive output terminal 21 is tertiary voltage value.This tertiary voltage value is 36 volts.
For the ease of being connected with load, the second negative output terminal 23 and the 3rd negative output terminal 24 are all fixedly installed on mounting panel 30, and are positioned at the first cavity.In the present embodiment, positive output terminal 21, the first negative output terminal 22, the second negative output terminal 23 and the 3rd negative output terminal 24 are binding post, for the ease of distinguishing positive output terminal 21, the first negative output terminal 22, the second negative output terminal 23 and the 3rd negative output terminal 24, adopt different colors, or on the position corresponding with positive output terminal 21, the first negative output terminal 22, the second negative output terminal 23 and the 3rd negative output terminal 24, indicate on mounting panel 30.
Solar recharging portion also comprises solar panel, and solar panel is fixedly installed on the upper surface of upper cover 61 of housing, to solar energy can be converted to electric energy, for energy storage part 10 is powered.Positive output port is connected on the positive pole of solar panel, and negative output port is connected on the negative pole of solar panel.By solar recharging portion, become the process of electric energy can environment not produced and be polluted transform light energy, and do not need to waste other resource.
In order to control easily the work of Portable DC mains and to close, avoid waste of energy, Portable DC mains also comprises the first linked switch assembly 41 being fixedly installed on mounting panel 30, the first linked switch assembly 41 comprises the first control switch and the second control switch, the first control switch is connected between positive output terminal 21 and the positive pole of energy storage part 10, the second control switch is connected between the first negative output terminal 22 and the negative pole of energy storage part 10, the first control switch and the interlock of the second control switch, with closed or disconnection simultaneously.In the present embodiment, the first linked switch assembly 41 is biswitch.Preferably, the first linked switch assembly 41 is air switch.
Portable DC mains also comprises the second linked switch assembly 42 being fixedly installed on mounting panel 30, the second linked switch assembly 42 comprises the 3rd control switch and the 4th control switch, the 3rd control switch is connected between the positive output interface of solar recharging portion and the positive pole of energy storage part 10, the 4th control switch is connected between the negative output interface and energy storage part 10 of solar recharging portion, the 3rd control switch and the interlock of the 4th control switch, with closed or disconnection simultaneously.In the present embodiment, the second linked switch assembly 42 is single-pole switch.The second linked switch assembly 42 can be controlled as required solar recharging portion and provide electric energy for energy storage part 10, or is directly load supplying.When solar recharging portion directly charges for load, the first linked switch assembly 41 disconnects, the second linked switch assembly 42 closures.
In order to monitor easily the operating state of Portable DC mains; guarantee the work safety of Portable DC mains; Portable DC mains also comprises test section, and test section comprises the first voltmeter 51, second voltage table 53, the first guard member, the second guard member and ammeter 52.
The first voltmeter 51 is fixedly installed on mounting panel 30, and the dial plate of the first voltmeter 51 is in the first cavity, and the first voltmeter 51 is connected in parallel on energy storage part 10.The first voltmeter 51 is for detection of the magnitude of voltage between positive pole and the negative pole of energy storage part 10, to guarantee that the voltage that energy storage part 10 is exported can be normally as the motor-operating mechanism of ring main unit be powered, normal transmission ring main unit.
In order to protect the safety of the first voltmeter 51, the first guard member is connected between the positive pole of energy storage part 10 and the positive pole of the first voltmeter 51.In the present embodiment, the first guard member is the first fuse.
Second voltage table 53 is fixedly installed on mounting panel 30, and the dial plate of second voltage table 53 is in the first cavity, and second voltage table 53 is connected in parallel in solar recharging portion, and second voltage table 53 is for detection of the voltage of solar recharging portion output, so that can.
The second guard member is the second fuse, and the second fuse is connected between the positive pole of solar recharging portion and the positive pole of second voltage table 53, to protect the safety of second voltage table 53.
Portable DC mains also comprises cooling fan 90, cooling fan 90 is fixedly installed on casing 62, and be connected in parallel on energy storage part 10, each parts in the parts cooling assurance casing 62 in casing 62 by energy storage part 10 power supplies can normally be worked, and avoid the interior excess Temperature of casing 62 to damage parts.
In order to control easily cooling fan 90, work, on Portable DC mains, be provided with fan swicth 43, fan swicth 43 is connected between the positive pole of energy storage part 10 and the positive pole of cooling fan 90, and fan swicth 43 is fixedly installed on mounting panel 30, with handled easily personnel, operates.
From above description, can find out, the utility model the above embodiments have realized following technique effect: the volume of Portable DC mains is little, lightweight, voltage is steady, capacity is sufficient, can be motor-operating mechanism power supply easily, the transmission of realization to ring main unit, the power supply of the power requirement of the transmission that meets ring main unit motor-operating mechanism can be provided, reach the object of the examination blind spot of eliminating motor-operating mechanism.Portable DC mains can provide 24 volts, 36 volts, 48 volts different electric pressures, is applicable to more equipment, possesses good applicability.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. a Portable DC mains, is characterized in that, comprising:
Housing, described housing has installation cavity;
Energy storage part (10), described energy storage part (10) is arranged in described installation cavity, and the positive pole of described energy storage part (10) is connected with positive output terminal (21), and the negative pole of described energy storage part (10) is connected with the first negative output terminal (22);
Solar recharging portion, described solar recharging portion is fixedly installed on described housing, and described solar recharging portion has positive output interface and negative output interface, described positive output interface is connected with the positive pole of described energy storage part (10), and described negative output interface is connected with the negative pole of described energy storage part (10).
2. Portable DC mains according to claim 1, it is characterized in that, described Portable DC mains also comprises mounting panel (30), described mounting panel (30) is fixedly installed in described installation cavity, described installation cavity is divided into the first cavity and the second cavity, described energy storage part (10) is arranged in described the second cavity, and it is upper that described positive output terminal (21) and described the first negative output terminal (22) are all arranged on described mounting panel (30), and be positioned at described the first cavity.
3. Portable DC mains according to claim 2, it is characterized in that, described energy storage part (10) comprises the energy-storage units that multiple series connection arrange, the positive pole of first energy-storage units (11) of the first end that is just very positioned at described energy storage part (10) of described energy storage part (10), the negative pole of described energy storage part (10) is the negative pole that is positioned at the second energy-storage units of the second end of described energy storage part (10).
4. Portable DC mains according to claim 3, it is characterized in that, described Portable DC mains also comprises the second negative output terminal (23), and described the second negative output terminal (23) is connected on the negative pole of the 3rd energy-storage units (13) between described the first energy-storage units (11) and described the second energy-storage units (12).
5. Portable DC mains according to claim 4, it is characterized in that, described Portable DC mains also comprises the 3rd negative output terminal (24), and described the 3rd negative output terminal (24) is connected on the negative pole of the 4th energy-storage units (14) between described the second energy-storage units (12) and described the 3rd energy-storage units (13).
6. Portable DC mains according to claim 2, it is characterized in that, described Portable DC mains also comprises the second linked switch assembly (42) being fixedly installed on described mounting panel (30), described the second linked switch assembly (42) comprises the 3rd control switch and the 4th control switch, described the 3rd control switch is connected between the positive output interface and the positive pole of described energy storage part (10) of described solar recharging portion, described the 4th control switch is connected between the negative output interface and the negative pole of described energy storage part (10) of described solar recharging portion, described the 3rd control switch and described the 4th control switch interlock, with closed or disconnection simultaneously.
7. Portable DC mains according to claim 6, it is characterized in that, described Portable DC mains also comprises test section, described test section comprises second voltage table (53), described second voltage table (53) is fixedly installed on described mounting panel (30), and the dial plate of described second voltage table (53) is in described the first cavity, described second voltage table (53) is connected in parallel in described solar recharging portion.
8. Portable DC mains according to claim 7; it is characterized in that; described test section also comprises the second guard member; described the second guard member is the second fuse, and described the second fuse is connected between the positive output port and the positive pole of described second voltage table (53) of described solar recharging portion.
9. Portable DC mains according to claim 2, is characterized in that, described housing comprises:
Upper cover (61);
Casing (62), described casing (62) has opening, described upper cover (61) is hinged on described casing (62) and goes up and cover described opening, described mounting panel (30) is positioned at described casing (62), described mounting panel (30) surrounds described the first cavity with described upper cover (61), and described mounting panel (30) surrounds described the second cavity with described casing (62).
10. Portable DC mains according to claim 9, it is characterized in that, described Portable DC mains also comprises cooling fan (90), and it is upper that described cooling fan (90) is fixedly installed on described casing (62), and be connected in parallel on described energy storage part (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320815697.9U CN203589816U (en) | 2013-12-10 | 2013-12-10 | Portable DC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320815697.9U CN203589816U (en) | 2013-12-10 | 2013-12-10 | Portable DC power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203589816U true CN203589816U (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320815697.9U Expired - Fee Related CN203589816U (en) | 2013-12-10 | 2013-12-10 | Portable DC power supply |
Country Status (1)
| Country | Link |
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| CN (1) | CN203589816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701919A (en) * | 2013-12-10 | 2015-06-10 | 国家电网公司 | Portable DC power supply |
-
2013
- 2013-12-10 CN CN201320815697.9U patent/CN203589816U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701919A (en) * | 2013-12-10 | 2015-06-10 | 国家电网公司 | Portable DC power supply |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20181210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |