CN105811544B - A kind of portable test power device - Google Patents
A kind of portable test power device Download PDFInfo
- Publication number
- CN105811544B CN105811544B CN201610372909.9A CN201610372909A CN105811544B CN 105811544 B CN105811544 B CN 105811544B CN 201610372909 A CN201610372909 A CN 201610372909A CN 105811544 B CN105811544 B CN 105811544B
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- Prior art keywords
- socket
- module
- casing
- voltage
- portable
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of portable test power device, including casing, the portable handle that is arranged on casing and the roller for being arranged on bottom half, power module, inversion module, voltage changing module, controlling switch and socket are set in casing；Controlling switch is earth leakage circuit-breaker or overcurrent protective switch; socket includes socket one and socket two; power module, controlling switch, inversion module and socket one are sequentially connected and connect, and socket one, voltage changing module and socket two are sequentially connected and connect, and power module is rechargeable.The present invention, the technique effect automatically powered off is reached by increasing controlling switch in circuit.
Description
Technical field
The present invention relates to a kind of circuit apparatus for examination and repair, more particularly, to a kind of portable test power device.
Background technology
When electric energy metrical instrument and meter, battalion auxiliary tone electricity adopt terminal etc. power supply secondary device debug at the scene repair school when, usually
Need to draw and connect experiment power supply.It is as follows that calibration method is repaiied in conventional debugging：Method one, it would be desirable to repair the equipment in school from taiwan area（Transformer station）
Dismantle and send laboratory back to and repair school, substantial amounts of human and material resources are consumed for this, efficiency is extremely low, not only influences normal peace
Full power supply, also triggers unnecessary customer complaint；Method two, repairing school scene produce alternating current using alternating-current diesel power generator
Source, then after pressure regulator transformation, rectifying installation rectification, finally by carrying out direct current voltage reulation supply arrangement power supply, but it is this
Situation needs that equipment is more, field connection is complicated, pollution（Including noise）Seriously, it is unfavorable in city, distribution is automatic in residential block
Change the maintenance of equipment.So need to design needed for a kind of test power device satisfaction being convenient for carrying.
Application number 201310435852.9 discloses a kind of Portable electric energy measurement terminal experiment power source, including battery,
Inverter, voltage changer, under-voltage display device and connecting seat；Battery is connected with inverter, by inverter
The DC voltage that battery exports is converted into single-phase AC voltage to export to voltage changer；Voltage changer and inversion
Device is connected, and the single alternating current voltage that inverter exports is transformed into the output of standard AC voltage by voltage changer；
The voltage output end of voltage changer is connected with connecting seat, is connected by connecting seat with external electric equipment.During repairing school
If electricity is adopted, short circuit occurs in itself for terminal or leaky, the device do not automatically power off prompt facility, easily causes peace
The generation of full accident.
Application number 201410119968.6 discloses a kind of experiment power supply and pilot system.Wherein, experiment power supply includes：Become
Depressor；Rectifier, it is connected with transformer；Three-phase inverter, it is connected with rectifier, wherein, the A contraries in three-phase inverter
Change device, B phases inverter are identical with the structure of C phase inverters, and A phases inverter includes the first inversion unit, the first inversion unit bag
Include the first switching element of n series connection, n >=4；And controller, it is connected with each first switching element, it is every for controlling
The on off state of individual first switching element.The structure is also without circuit protection function.
The content of the invention
In view of this, the purpose of the present invention is in view of the shortcomings of the prior art, there is provided a kind of portable test power device,
The technique effect automatically powered off is reached by increasing controlling switch in circuit.
To reach above-mentioned purpose, the present invention uses following technical scheme：
A kind of portable test power device, including casing, the portable handle that is arranged on the casing and be arranged on described
The roller of bottom half, the casing is interior to set power module, inversion module, voltage changing module, controlling switch and socket；The electricity
Source module is charging type direct current power supply, and the controlling switch is earth leakage circuit-breaker or overcurrent protective switch, the socket bag
Socket one and socket two are included, the power module, the controlling switch, the inversion module and the socket one are sequentially connected
Connect, the socket one, the voltage changing module and the socket two are sequentially connected and connect.
Preferably, DC voltage-stabilizing loop is set between the power module and the controlling switch, and the DC voltage-stabilizing returns
Road includes the voltage-stablizer and wave filter being sequentially connected electrically, and the output end of the power module and the input of the voltage-stablizer are electrically connected
Connect.
Preferably, the first breaker is set between the inversion module and the socket one, the voltage changing module with it is described
Second breaker is set between socket two.
Preferably, in addition to the humiture induction module, control module and the blower fan that are sequentially connected electrically, the humiture sensing
Module and control module are arranged in the casing, and the blower fan is arranged on the cabinet wall, and the casing is set and institute
State the air outlet that blower fan is engaged.
Preferably, the air outlet is shutter.
Preferably, the socket one and the socket two include base, sheet metal and socket cover, and the sheet metal is confession
Electric contact, the jack corresponding with the sheet metal being opened up on the base, the base upper surface and side end face set slide rail,
The socket cover sets the sliding block being engaged with the slide rail.
The beneficial effects of the invention are as follows：
1. power module is using rechargeable type dc source, inversion module and power supplys such as 12V, 24V or 48V in the present invention
Module, which is engaged, to be set and the direct current of power module is converted to 220V alternating current, between power module and inversion module
Controlling switch is set, the state in whole loop during school is repaiied by controlling switch monitoring, if having short circuit or electric leakage in loop
Phenomenon, controlling switch disconnect and prompt maintainer to investigate failure in time, and another angle present invention is advantageous to maintainer head
First confirm that adopting electric terminals whether there is the problem of short-circuit, while the personnel maloperation of preventing causes electric shock phenomenon to occur, and improves electricity consumption
Security context；In addition, 220V voltages are converted into 110V alternating current by voltage changing module, be applicable to it is polytype adopt it is electric eventually
End power supply.It may be noted that the direct current of power module first can be converted to 110V alternating currents by inversion module, and then by becoming pressing mold
Block is converted to 220V alternating currents, and being arranged in pairs or groups according to different needs, it is actually required to be met using different inversion module and voltage changing module.
2. because voltage can be reduced gradually during dc source use, showing for inversion module job insecurity is easily caused
As occurring（The AC current of output is unstable etc.）, present invention increase DC voltage-stabilizing time between power module and controlling switch
Road, it is ensured that electricity is adopted terminal and repaiied under stable operating voltage compared with being advantageous to during electric prospection and preventing repaiies school
Alternating current electricity is unstable to be influenceed to occur the problem of repairing school result.
3. increasing by the first breaker between inversion module and socket one, increase by second between voltage changing module and socket two
Breaker, prevent that either the unstable phenomenon of alternating voltage causes to adopt electric terminals and damaged or personnel for short circuit during repairing school
Injures and deaths, and the first breaker, the second breaker and controlling switch cooperate, during further improving use of the present invention
Processing safety.
4. present invention additionally comprises humiture induction module, control module and the blower fan being sequentially connected electrically, humiture sensing mould
Block and control module are arranged in casing, and blower fan is arranged on cabinet wall, and casing opens up the air outlet being engaged with blower fan, gone out
Air port can be poroid or shutter, due to power module charge and discharge process, the inversion module course of work and become pressing mold
The block course of work can all produce heat, the too high job stability that can influence inversion module of case body temperature（Normal working temperature
For 0-40 DEG C）；Likewise, inversion module needs to work in dry environment, the humidity in casing is larger also to influence inversion mould
The performance of block, so as to influence to repair the result in school.The humiture in casing is detected by humiture induction module when the present invention uses
And control module is transmitted a signal to, the opening and closing of blower fan are controlled after control module analyzing and processing, so as to improve inversion module
Working environment.
In summary, both ensure the security of working environment during use of the present invention, while improve the standard for repairing school result
True property and reliability.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the embodiment of the present invention one.
Fig. 2 is the schematic block circuit diagram of the embodiment of the present invention one.
Fig. 3 is the dimensional structure diagram of the embodiment of the present invention two.
Fig. 4 is the main structure diagram of the embodiment of the present invention two.
Fig. 5 is the schematic block circuit diagram of the cooling structure of the embodiment of the present invention two.
Fig. 6 is the structural representation of the socket of the embodiment of the present invention three.
Fig. 7 is the structural representation of the socket cover of the embodiment of the present invention three.
Fig. 8 is the structural representation of the base of the embodiment of the present invention three.
Fig. 9 is Fig. 8 overlooking the structure diagram.
Figure 10 is the structural representation of the portable handle of the embodiment of the present invention four.
Figure 11 is Figure 10 right side structural representation.
Figure 12 is the structural representation of the buffer structure of the embodiment of the present invention five.
In figure：1- casings, 2- portable handles, 3- power modules, 4- inversion modules, 5- voltage changing modules, 6- controlling switches, 7- are inserted
One, 8- of seat sockets two, the breakers of 9- first, the breakers of 10- second, 11- voltage-stablizers, 12- wave filters, 13- humitures sensing mould
Block, 14- control modules, 15- blower fans, 16- air outlets, 17- bases, 18- sheet metals, 19- socket covers, 20- jacks, 21- slide rails,
22- sliding blocks, 23-U shapes bar one, 24- baffle plates one, 25-U shapes bar two, 26- baffle plates two, 27- grooves, 28- DC voltage-stabilizings loop,
29- cooling structures, 30- fixture blocks, 31- rollers, 32- Handheld Divisions, 33- springs.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment one
As depicted in figs. 1 and 2, the present invention includes casing 1, portable handle 2 and the roller 31 for being fixed on the lower surface of casing 1（Fig. 1
Do not show with Fig. 2, refer to Fig. 4）, roller 31 is four and is universal wheel, and casing 1 is made up of plastic cement insulating materials, portable handle 2
Both ends are hinged on the left and right sides end face of casing 1, and power module 3, inversion module 4, voltage changing module 5, control are fixedly connected with casing 1
System switch 6, socket, DC voltage-stabilizing loop 28 and breaker；Power module 3 is 12V rechargeable type direct current electrical storage cells, power supply mould
The charging inlet of block 3 extends to the outside of casing 1；12V DC electricity is converted to 220V alternating currents, voltage changing module 5 by inversion module 4
220V alternating currents are converted into 110V alternating currents；Controlling switch 6 is earth leakage circuit-breaker or overcurrent protective switch, the present embodiment
Using earth leakage circuit-breaker；Socket includes socket 1 and socket 28, and socket 1 and socket 28 are each attached to the upper end of casing 1
Face, breaker include the first breaker 9 and the second breaker 10；It is power module 3, DC voltage-stabilizing loop 28, controlling switch 6, inverse
Become module 4, the first breaker 9, socket 1, voltage changing module 5, the second breaker 10 and socket 28 to be sequentially connected electrically, direct current is steady
Push back voltage-stablizer 11 and wave filter 12 that road 28 includes being sequentially connected electrically, the output end of power module 3 and the input of voltage-stablizer 11
End electrical connection.
The present invention operation principle be：Power module 3 passes through DC voltage-stabilizing loop 28 and controlling switch 6 by stable direct current
Voltage sends inversion module 4 to, and wherein controlling switch 6, which plays, prevents the phenomenon of electric leakage from occurring so as to protect the peace of operating personnel
Entirely, 12V DC voltage is converted to 220V alternating currents by inversion module 4 and is supplied to 220V sampling site terminal to make by socket 1
With, while 220V voltage passes through voltage changing module 5 and is converted into the sampling site terminal that 110V alternating currents are supplied to 110V by socket 28
Use, realize that scene powers to sampling site terminal with this, effectively save manpower and materials.Due to DC power supplier output voltage with
There is the problem of voltage instability in the increase for usage time, the present invention increases DC voltage-stabilizing loop in the output end of power module 3,
And breaker is respectively provided between inversion module 4 and socket 1, voltage changing module 5 and socket 28, effectively prevent alternating current electricity
The unstable phenomenon of pressure occurs, and so as to implement to protect to sampling site terminal, effectively reduces the damage probability of sampling site terminal.In addition, casing 1
For plastic cement insulating materials be made safety it is firm, socket 1 and socket 28 can use a multi-purpose structure, suitable for various
Domestic and imported electrical equipment grafting；In addition, the lower surface of casing 1 is fixed with four rolling 31, the short-distance movement of roller 31 can be passed through
Manpower is saved, for 48V or the power module of the above 3, because the weight of whole device is larger, the effect moved using roller 31
Fruit becomes apparent from.
Circuit design of the present invention is reasonable, and securely and reliably, simple in construction, cost is cheap, easy to carry, especially suitable for electric energy
Measuring instrument and meter, battalion's auxiliary tone electricity adopt terminal filed debugging and repair school offer electricity consumption place, it can also be used to other same voltage class
Electricity consumption place.
Embodiment two
As shown in Figures 3 to 5, the present invention includes casing 1, portable handle 2 and the roller 31 for being fixed on the lower surface of casing 1, rolls
Wheel 31 is four and is universal wheel, and casing 1 is made up of plastic cement insulating materials, and the both ends of portable handle 2 are hinged on the left and right two of casing 1
Side, power module 3, inversion module 4, voltage changing module 5, controlling switch 6, socket, DC voltage-stabilizing loop are fixedly connected with casing 1
28th, breaker and cooling structure；Power module 3 is 12V rechargeable type direct current electrical storage cells, and the charging inlet of power module 3 prolongs
The outside of casing 1 is reached, 12V DC electricity is converted to 220V alternating currents by inversion module 4, and voltage changing module 5 turns 220V alternating currents
110V alternating currents are changed to, controlling switch 6 is earth leakage circuit-breaker, and socket includes socket 1 and socket 28, socket 7 and socket 8
The upper surface of casing 1 is each attached to, breaker includes the first breaker 9 and the second breaker 10；Power module 3, DC voltage-stabilizing
Loop 28, controlling switch 6, inversion module 5, the first breaker 9, socket 1, voltage changing module 5, the second breaker 10 and socket two
8 are sequentially connected electrically, and DC voltage-stabilizing loop 28 includes the voltage-stablizer 11 and wave filter 12 being sequentially connected electrically, the output of power module 3
End electrically connects with the input of voltage-stablizer 9.Cooling structure 29 includes humiture induction module 13, the control module being sequentially connected electrically
14 and blower fan 15, blower fan 15 be arranged on the inwall of casing 1, casing 1 opens up air outlet 16 close to the position of blower fan 15, and air outlet 16 is
Shutter.
The present embodiment increase cooling structure 29 in casing 1, is effectively improved humiture in casing, so as to ensure inversion module
Job stability, the further accuracy for ensureing the present invention and repairing relatively result.
Embodiment three
The structure of the structure of the present embodiment and embodiment two is essentially identical, unlike：As shown in Figures 6 to 9, socket one
7 and socket 28 include base 17, sheet metal 18 and socket cover 19, base 17 is rectangular parallelepiped structure, and sheet metal 18 touches for power supply
Point, socket cover 19 are made using the flexible material of waterproof, insulation, and the jack 20 corresponding with sheet metal 18 is opened up on base 17,
The upper surface of rectangular parallelepiped structure and side end face set slide rail 21, and the slide rail 21 of the side end face of socket 1 is opened in its right end face, socket
The slide rail 21 of 28 side end faces is opened in left end face, and socket cover 19 sets the sliding block 22 being engaged with slide rail 21, and in socket
Its right end face of lid 19 sets fixture block 30, and fixture block 30 prevents from dropping into casing 1 from slide rail 21 during 19 vertical direction of socket cover
Event occur.
In the present embodiment, by being slidably matched in socket cover 19 and base 17, during use sliding socket lid 19 make its
Base 17 pass sequentially through upper surface and the slide rail 21 of side end face is slid between two two sockets, so as to improve socket 1
Insulating properties between socket 28, prevent the phenomenon that the air humidity in casing 1 causes to disturb between electric charge greatly from occurring；Make
After, socket cover 19 is slid into initial position and is covered in the top of jack 20, prevents the foreign matters such as rainwater or dust from entering
Enter in jack, effectively improve the safety in utilization of the present invention.
Example IV
The structure of the structure of the present embodiment and embodiment two is essentially identical, unlike：As shown in Figure 10 and Figure 11, it is portable
Handle includes symmetrically arranged portable handle one and portable handle two, the left and right sides of portable handle one and the both ends of portable handle two with casing 1
Be hinged, portable handle one includes U-shaped bar 1 and the baffle plate 1 being fixedly connected with U-shaped bar 1, and portable handle two includes U-shaped bar two
25 and the baffle plate 2 26 that is fixedly connected with U-shaped bar 2 25, the lower end of baffle plate 1 and baffle plate 2 26 is hinged, the He of baffle plate 1
The upper end of baffle plate 2 26 is respectively provided with groove 27.Because baffle plate one is consistent with the structure of baffle plate two, do not show in accompanying drawing recessed on baffle plate 26
Groove 27.
In the present embodiment, portable handle is divided into two parts portable handle one and portable handle two, and the two of portable handle one and portable handle two
End is be hinged with casing 1 respectively, and the lower end of baffle plate 1 and baffle plate 2 26 is hinged, and the present invention powers for sampling site terminal during use
When can by baffle plate 1 and the rotation of baffle plate 2 26 to horizontal level, baffle plate 1 and baffle plate 2 26 open completely after be horizontal
Plate, it is now that the jack 20 of lower section provides water-proof function, using when finishing needs and taking away the present invention, by U-shaped bar 1 and U-shaped bar
2 25 rotation vertical positions, are easy to user's hand to lift whole device through groove 27.
Embodiment five
The structure of the present embodiment and the structure of example IV are essentially identical, unlike：As shown in figure 12, U-shaped bar 1
Buffer structure is respectively provided with the lower surface of U-shaped bar 2 25, because U-shaped bar 1 is identical with the structure of U-shaped bar 2 25, with U-shaped bar one
Illustrate exemplified by 23, buffer structure includes Handheld Division 32 and spring 33, the both ends of spring 33 respectively with U-shaped bar 1 and Handheld Division 32
It is fixedly connected, the lower surface of Handheld Division 32 is waveform.Because whole device weight is larger, lift whole device movement when with
The horizontal level of the conversion present invention of user's paces has the fluctuating that pitches, and finger and arm is caused to pull, this implementation
Increase buffer structure makes device be in horizontality all the time in itself in example, so as to alleviate the pulling force of finger and arm.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, this area is common
Other modifications or equivalent substitution that technical staff is made to technical scheme, without departing from technical solution of the present invention
Spirit and scope, all should cover among scope of the presently claimed invention.
Claims (5)
- A kind of 1. portable test power device, it is characterised in that：Including casing, the portable handle being arranged on the casing and set The roller in the bottom half is put, power module, inversion module, voltage changing module, controlling switch are set in the casing and inserted Seat；The power module is charging type direct current power supply, and the controlling switch is earth leakage circuit-breaker or overcurrent protective switch, institute Stating socket includes socket one and socket two, the power module, the controlling switch, the inversion module and the socket one according to Secondary to be connected, the socket one, the voltage changing module and the socket two are sequentially connected and connect；The socket one and the socket two Include base, sheet metal and socket cover, the sheet metal is power supply contact, is opened up on the base relative with the sheet metal The jack answered, the base upper surface and side end face set slide rail, and the socket cover sets the sliding block being engaged with the slide rail, The socket cover is slidably between socket one and socket two；Portable handle includes symmetrically arranged portable handle one and portable handle two, The left and right sides of portable handle one and the both ends of portable handle two with casing is hinged, and portable handle one includes U-shaped bar one and consolidated with U-shaped bar one Surely the baffle plate one connected, portable handle two include U-shaped bar two and the baffle plate two being fixedly connected with U-shaped bar two, baffle plate one and baffle plate two Lower end be hinged, baffle plate one and the upper end of baffle plate two are respectively provided with groove.
- A kind of 2. portable test power device according to claim 1, it is characterised in that：The power module with it is described DC voltage-stabilizing loop is set between controlling switch, the DC voltage-stabilizing loop includes the voltage-stablizer and wave filter being sequentially connected electrically, The output end of the power module electrically connects with the input of the voltage-stablizer.
- A kind of 3. portable test power device according to claim 1, it is characterised in that：The inversion module with it is described First breaker is set between socket one, the second breaker is set between the voltage changing module and the socket two.
- A kind of 4. portable test power device according to claim 1, it is characterised in that：Also include what is be sequentially connected electrically Humiture induction module, control module and blower fan, the humiture induction module and control module are arranged in the casing, The blower fan is arranged on the cabinet wall, and the casing sets the air outlet being engaged with the blower fan.
- A kind of 5. portable test power device according to claim 4, it is characterised in that：The air outlet is shutter Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372909.9A CN105811544B (en) | 2016-05-31 | 2016-05-31 | A kind of portable test power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372909.9A CN105811544B (en) | 2016-05-31 | 2016-05-31 | A kind of portable test power device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105811544A CN105811544A (en) | 2016-07-27 |
| CN105811544B true CN105811544B (en) | 2018-02-23 |
Family
ID=56427781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610372909.9A Expired - Fee Related CN105811544B (en) | 2016-05-31 | 2016-05-31 | A kind of portable test power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105811544B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320426A (en) * | 2019-07-26 | 2019-10-11 | 贵州长征电器成套有限公司 | A kind of portable power transformer detection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201194021Y (en) * | 2008-04-24 | 2009-02-11 | 苏州市华电电气技术有限公司 | Portable partial discharging experiment electric power source |
| CN202218033U (en) * | 2011-08-19 | 2012-05-09 | 林伟 | Portable power source |
| CN202798037U (en) * | 2012-07-03 | 2013-03-13 | 中国石油化工股份有限公司 | Mobile remote-control power van |
| CN103472274A (en) * | 2013-09-23 | 2013-12-25 | 国网安徽省电力公司淮南供电公司 | Portable electric energy measurement terminal experiment power source |
| CN203800813U (en) * | 2014-04-04 | 2014-08-27 | 苏州市华东电网电气有限公司 | Portable multifunctional test power source device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8300382B2 (en) * | 2010-01-30 | 2012-10-30 | Jack Jumper, Llc | Portable transformer with safety interlock |
-
2016
- 2016-05-31 CN CN201610372909.9A patent/CN105811544B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201194021Y (en) * | 2008-04-24 | 2009-02-11 | 苏州市华电电气技术有限公司 | Portable partial discharging experiment electric power source |
| CN202218033U (en) * | 2011-08-19 | 2012-05-09 | 林伟 | Portable power source |
| CN202798037U (en) * | 2012-07-03 | 2013-03-13 | 中国石油化工股份有限公司 | Mobile remote-control power van |
| CN103472274A (en) * | 2013-09-23 | 2013-12-25 | 国网安徽省电力公司淮南供电公司 | Portable electric energy measurement terminal experiment power source |
| CN203800813U (en) * | 2014-04-04 | 2014-08-27 | 苏州市华东电网电气有限公司 | Portable multifunctional test power source device |
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| Publication number | Publication date |
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| CN105811544A (en) | 2016-07-27 |
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Inventor after: Chen Shen Inventor after: Qin Hang Inventor before: Chen Shen Inventor before: Qin Hang Inventor before: Wang Bo |
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Effective date of registration: 20180118 Address after: Southern District Star River Road Nanyang 473400 Tanghe County Industrial Agglomeration in Henan Province Applicant after: State Grid Electric Power Company of Henan province Tanghe county power supply company Address before: Southern District Star River Road Nanyang 473400 Tanghe County Industrial Agglomeration in Henan Province Applicant before: STATE GRID HENAN TANGHE POWER SUPPLY COMPANY |
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