CN105098962A - Multipurpose vehicle-mounted meter reading power supply - Google Patents
Multipurpose vehicle-mounted meter reading power supply Download PDFInfo
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- CN105098962A CN105098962A CN201510582455.3A CN201510582455A CN105098962A CN 105098962 A CN105098962 A CN 105098962A CN 201510582455 A CN201510582455 A CN 201510582455A CN 105098962 A CN105098962 A CN 105098962A
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- voltage
- power supply
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- inverter
- supply socket
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Abstract
A multipurpose vehicle-mounted meter reading power supply mainly comprises a shell, a power supply socket, a pure sine wave inverter, a storage battery, a control transformer, a power adapter, a fuse wire, a voltage displayer, a voltage change-over switch, and all control switches and wires. An input power is input from the power supply socket, the power adapter connected at the rear phase of the power supply socket converts a 220V alternating current into a 12V direct current so as to be connected with the pure sine wave inverter, the 220V alternating current is output again and is connected into the control transformer, and a transformer winding tap outputs 220V, 110V and 57V voltages to be output by a change-over switch; after the power is input into the power supply socket, the power supply socket is parallelly connected with an indicator lamp and a voltmeter, and then the power is connected into the power adapter, the output direct current passes through a fuse protector and is connected in the pure sine wave inverter through on and off of the inverter, then the control transformer is switched on and off through the switch, the control transformer winding tap outputs 220V, 110V and 57V voltages to be connected into the voltage change-over switch finally, so that three different voltage levels are available; after the voltmeter is parallelly connected, the voltage is connected into the output terminal.
Description
Technical field
What the present invention relates to is a kind of multi-purpose vehicle mounted power device of checking meter, and belongs to the on-site maintenance of a kind of electric power system low-voltage equipment, debugging power technique fields.
Background technology
At present, the low voltage electrical equipment in electric power system is except operating voltage 220V, and the application of 100V, 57V also increases year by year.These different electric pressure equipment install at the scene after debugging, maintenance in running, in laboratory to need of work power supply supports such as equipment inspections, and the voltage of 100V, 57V is difficult to obtain in working site, brings unusual inconvenience to work.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art existence, and a kind of sound construction is provided, safe and reliable, easy to operate, the multi-purpose vehicle mounted power device of checking meter of power supply is provided when can be used as the work such as the electric equipment of power supply enterprise to variety classes electric pressure is safeguarded, tested, debugging.
The object of the invention is to have come by following technical solution, a kind of multi-purpose vehicle mounted power device of checking meter, it mainly comprises housing, supply socket, pure sine wave inverter, power storage cell, control transformer, power supply adaptor, fuse, voltage display, voltage change-over switch, and each control switch and wire composition; Described input power inputs from described supply socket, pure sine wave inverter is connected after converting alternating current 220V to direct current 12V by the power supply adaptor connected after supply socket, output AC power source 220V again, and access control transformer, utilize Transformer Winding tap transformation 220V, 110V, 57V voltage picks out through a change over switch.
As preferably: indicator light in parallel, voltmeter after described supply socket input, access power supply adaptor again, the direct current exported is through overcurrent fuse, and inverter push-button switch, accesses pure sine wave inverter, afterwards by switch on and off control transformer, export 220V, 110V, 57V tri-kinds of electric pressures by control transformer tapping, finally access voltage change-over switch, three kinds of different voltage gears can be selected, after shunt voltage table, access lead-out terminal.
As preferably: be connected to batteries by a battery switch before described inverter, carry out inversion transformation by inverter, finally directly export required voltage by voltage change-over switch.
The invention has the beneficial effects as follows: electric equipment is metering device, collector etc. such as, to in the work such as equipment inspection in debugging after installing at the scene, the maintenance in running, laboratory, required power supply (alternating current 220V, 110V, 57V) is provided whenever and wherever possible, namely can utilize the external power source of vehicle-mounted cigarette lighter, the batteries of device own can be utilized again; There is sound construction, safe and reliable, easy to operate, provide the features such as power supply when can be used as the work such as the electric equipment of power supply enterprise to variety classes electric pressure is safeguarded, tested, debugging.
Accompanying drawing explanation
Fig. 1 is main circuit schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail: shown in Fig. 1, the multi-purpose vehicle mounted power device of checking meter of one of the present invention, it mainly comprises housing, supply socket 1, pure sine wave inverter 2, power storage cell 3, control transformer 4, power supply adaptor 5, fuse 6, voltage display 7, voltage change-over switch 8, and each control switch 9 and wire composition; Described input power inputs from described supply socket 1, pure sine wave inverter 2 is connected after converting alternating current 220V to direct current 12V by the power supply adaptor 5 connected after supply socket 1, output AC power source 220V again, and access control transformer 4, utilize transformer 4 tapping transformation 220V, 110V, 57V voltage picks out through a change over switch 10.
Shown in figure, supply socket 1 of the present invention inputs rear indicator light in parallel 11, voltmeter 12, then accesses power supply adaptor 5, and the direct current of output is through overcurrent fuse 13, inverter push-button switch 14, access pure sine wave inverter 2, afterwards by switch on and off control transformer 4, exports 220V, 110V, 57V tri-kinds of electric pressures by control transformer 4 tapping, finally access voltage change-over switch 8, three kinds of different voltage gears can be selected, after shunt voltage table 15, access lead-out terminal.
Be connected to batteries 17 by a battery switch 16 before inverter 2 of the present invention, carry out inversion transformation by inverter 2, finally directly export required voltage by voltage change-over switch 8.
Embodiment:
Input power of the present invention is three socket (250V, 10A) inputs, alternating current 220V is converted to direct current 12V by power supply adaptor, connect pure sine wave inverter, output AC power source 220V again, and access control transformer, utilize Transformer Winding tap transformation 220V, 110V, 57V voltage.Another kind of for mode is not for access external power source, access inverter by batteries, carry out inversion transformation.Finally directly export required voltage by voltage change-over switch.
Indicator light in parallel, voltmeter after supply socket input, access power supply adaptor again, the direct current exported is through overcurrent fuse, and inverter push-button switch, accesses pure sine wave inverter, afterwards by switch on and off control transformer, export 220V, 110V, 57V tri-kinds of electric pressures by control transformer tapping, finally access voltage change-over switch, three kinds of different voltage gears can be selected, after shunt voltage table, access lead-out terminal.
Batteries controls access inverter by battery switch, when inputting without external power source, provides electric power incoming line inversion by storage battery; When there being external power source to input, disconnect batteries, by external power source; When batteries electricity is not enough, introduce external power source, disconnect inverse switch, by power supply adaptor, batteries is charged.
Claims (3)
1. a multi-purpose vehicle mounted power device of checking meter, it mainly comprises housing, supply socket, pure sine wave inverter, power storage cell, control transformer, power supply adaptor, fuse, voltage display, voltage change-over switch, and each control switch and wire composition; It is characterized in that described input power inputs from described supply socket, pure sine wave inverter is connected after converting alternating current 220V to direct current 12V by the power supply adaptor connected after supply socket, output AC power source 220V again, and access control transformer, utilize Transformer Winding tap transformation 220V, 110V, 57V voltage picks out through a change over switch.
2. multi-purpose vehicle mounted power device of checking meter according to claim 1, it is characterized in that described supply socket input rear indicator light in parallel, voltmeter, access power supply adaptor again, the direct current exported is through overcurrent fuse, inverter push-button switch, access pure sine wave inverter, afterwards by switch on and off control transformer, 220V, 110V, 57V tri-kinds of electric pressures are exported by control transformer tapping, finally access voltage change-over switch, three kinds of different voltage gears can be selected, after shunt voltage table, access lead-out terminal.
3. multi-purpose vehicle mounted power device of checking meter according to claim 1 and 2, is connected to batteries by a battery switch before it is characterized in that described inverter, carries out inversion transformation, finally directly export required voltage by voltage change-over switch by inverter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582455.3A CN105098962A (en) | 2015-09-13 | 2015-09-13 | Multipurpose vehicle-mounted meter reading power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582455.3A CN105098962A (en) | 2015-09-13 | 2015-09-13 | Multipurpose vehicle-mounted meter reading power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105098962A true CN105098962A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510582455.3A Pending CN105098962A (en) | 2015-09-13 | 2015-09-13 | Multipurpose vehicle-mounted meter reading power supply |
Country Status (1)
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| CN (1) | CN105098962A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202068321U (en) * | 2011-04-26 | 2011-12-07 | 安徽崂应海纳仪器设备有限公司 | Portable multi-output function power supply box |
| US20110298422A1 (en) * | 2010-06-02 | 2011-12-08 | Bryan Marc Failing | Energy transfer with vehicles |
| CN202978329U (en) * | 2012-11-20 | 2013-06-05 | 安徽省电力公司淮南供电公司 | Combined-type field test power box |
| CN103607126A (en) * | 2013-11-25 | 2014-02-26 | 国网安徽省电力公司滁州供电公司 | External power source device of electric energy meter |
| CN203932720U (en) * | 2014-05-19 | 2014-11-05 | 王高石 | A kind of portable system power supply box |
| CN205017089U (en) * | 2015-09-13 | 2016-02-03 | 国家电网公司 | On -vehicle power ware of checking meter of multipurpose |
-
2015
- 2015-09-13 CN CN201510582455.3A patent/CN105098962A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110298422A1 (en) * | 2010-06-02 | 2011-12-08 | Bryan Marc Failing | Energy transfer with vehicles |
| CN202068321U (en) * | 2011-04-26 | 2011-12-07 | 安徽崂应海纳仪器设备有限公司 | Portable multi-output function power supply box |
| CN202978329U (en) * | 2012-11-20 | 2013-06-05 | 安徽省电力公司淮南供电公司 | Combined-type field test power box |
| CN103607126A (en) * | 2013-11-25 | 2014-02-26 | 国网安徽省电力公司滁州供电公司 | External power source device of electric energy meter |
| CN203932720U (en) * | 2014-05-19 | 2014-11-05 | 王高石 | A kind of portable system power supply box |
| CN205017089U (en) * | 2015-09-13 | 2016-02-03 | 国家电网公司 | On -vehicle power ware of checking meter of multipurpose |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |
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| RJ01 | Rejection of invention patent application after publication |