CN201956920U - Portable AC (Alternating Current) power supply - Google Patents
Portable AC (Alternating Current) power supply Download PDFInfo
- Publication number
- CN201956920U CN201956920U CN2011200521157U CN201120052115U CN201956920U CN 201956920 U CN201956920 U CN 201956920U CN 2011200521157 U CN2011200521157 U CN 2011200521157U CN 201120052115 U CN201120052115 U CN 201120052115U CN 201956920 U CN201956920 U CN 201956920U
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- power supply
- portable
- power
- battery group
- changeover device
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Abstract
The utility model discloses a DAC-III type portable AC (Alternating Current) power supply, which comprises a power supply converter, a lithium iron phosphate DC (Direct Current) battery, an electric quantity display, an output switch, a fan, an input socket, an output socket and a work indicating lamp. The portable AC power supply disclosed by the utility model has the advantages that the size is small, the weight is light, the time for live line work is long, when a power supply is supplied, the power comes from the DC battery without depending on any extra power, a 12V-DC power supply can be converted into a 220V-AC power supply to output through the power supply converter, the power supply converter is spliced with the DC battery together, the whole system is integrated, the use is convenient, the operation is simple, and the portable AC power supply is applicable for the magnetic powder inspection work of ocean engineering, ship building, bridge building, pressure pipeline and industry spherical tank.
Description
Technical field
The utility model relates to field of power supplies, relates in particular to a kind of Portable AC power supply.
Background technology
At present, the portable yoke that industrial flaw detection is both at home and abroad used is a lot, and power supply is supplied with and adopted the 220V AC-powered mostly.But many industries need the fracture detection by magnetic powder parts to be in high-altitude and the field, and non-transformer is supplied with.Helplessly, direct-current power supply has just been adopted in fracture detection by magnetic powder, because direct current does not have skin effect, detection sensitivity is low, produces many flase drops, the phenomenon of omission.
The utility model content
The purpose of this utility model is to provide the Portable AC power supply that a kind of volume is little, in light weight, electrification time is long, the good operation of some equipment under the situation that the assurance AC-less power is supplied with.
The technical scheme that the utility model is adopted for achieving the above object is: a kind of Portable AC power supply, comprise power supply changeover device, dc-battery group and accessory power outlet, the power supply changeover device input is connected with the dc-battery group, accessory power outlet is connected with the power supply changeover device output, power supply changeover device and dc-battery group outside are provided with housing, also comprise output switch and fan, the output switch is installed between dc-battery group and the power supply changeover device, and fan is connected with power supply changeover device.
Also comprise input socket, input socket is connected with LiFePO4 dc-battery group input.
Also comprise electric-quantity display device, electric-quantity display device is connected with the dc-battery group,
Also comprise relay indicating light, relay indicating light is connected with the output switch.
Power supply changeover device is packaged in the upper shell, and the dc-battery group is packaged in the lower house, and upper shell and lower house connect into an integral body.
Described electric-quantity display device, output switch, fan, input socket, accessory power outlet, and relay indicating light be installed on the housing.
Portable AC power supply of the present utility model, little, in light weight, the charged operating time of volume is long, do not rely on any extra power when power supply is provided, power supply derives from the dc-battery group, by power supply changeover device the 12V DC power supply is converted to the output of 220V AC power.Power supply changeover device is plugged on the dc-battery group, and whole system forms integrated, and is easy to use, simple to operate, is applicable to ocean engineering, shipbuilding, bridge construction, penstock, the fracture detection by magnetic powder work of industrial spherical tank.
Description of drawings
Fig. 1 is the theory diagram of the Portable AC power supply of the utility model embodiment.
Fig. 2 is the front view of the Portable AC power supply of the utility model embodiment.
Fig. 3 is the left view of the Portable AC power supply of the utility model embodiment.
Fig. 4 is the right view of the Portable AC power supply of the utility model embodiment.
Embodiment
Below in conjunction with drawings and the specific embodiments the utility model is elaborated.
Portable AC power supply of the present utility model comprises shown in Fig. 1-4: power supply changeover device 1, dc-battery group 2, electric-quantity display device 3, output switch 4, fan 5, input socket 6, accessory power outlet 7 and relay indicating light 8.Power supply changeover device 1 input is connected with dc-battery group 2, accessory power outlet 7 is connected with power supply changeover device 1 output, power supply changeover device 1 and dc-battery group 2 outsides are provided with housing, and output switch 4 is installed between dc-battery group 2 and the power supply changeover device 1, and fan 5 is connected with power supply changeover device 1.Input socket 6 is connected with dc-battery group 2 inputs, electric-quantity display device 3 is connected with dc-battery group 2, relay indicating light 8 is connected with output switch 4, power supply changeover device 1 is packaged in the upper shell, dc-battery group 2 is packaged in the lower house, upper shell and lower house connect into an integral body, electric-quantity display device 3, output switch 4, fan 5, input socket 6, accessory power outlet 7, and relay indicating light 8 be installed on the housing.
The Portable AC power supply of present embodiment (DAC-III) select for use moderate rational dc-battery group 2 to give power supply changeover device 1 for direct current, convert direct current to alternating current by power supply changeover device 1 and supply with the fracture detection by magnetic powder use, the direct current of dc-battery group 2 is to supply with charger.Power supply changeover device 1 case material is the aluminium alloy extrusions good heat dissipation effect, the resistance to impact height, and the inverter circuit plate is equipped with in inside, and dc-battery group 2 is to connect into integral body by Al-alloy casing outer cover packaging and power supply changeover device 1.Can be when electric weight is used up by proprietary separable charger to 2 chargings of dc-battery group.The electric-quantity display device 3 that the Portable AC power supply has, power supply changeover device 1 connects as one with dc-battery group 2, be convenient to carry ascend operation, weight is less than present similar products, and power output, the scope of application, charging modes all satisfy the job requirement of this kind equipment.Charging interval: about 3～6 hours, can charge at any time, be full of back outage automatically.
The characteristic of DAC-III type AC power: power supply changeover device 1 part of the present utility model adopts advanced PWM chip technology to develop, power source conversion works in the superaudio scope, in the volume and weight that significantly reduces complete machine, make circuit working be in the noiselessness state, and it is littler, lighter, more quiet, thereby more convenient, safer, more attractive in appearance.Designed multiple circuit protection simultaneously, in use can supply with used electric current of yoke and voltage effectively, the assurance fracture detection by magnetic powder is carried out under the sensitivity of regulation all the time.When voltage is lower than 10V, can automatically quit work, guarantee the dump energy of battery pack.Electric-quantity display device 3 can tell clearly that can existing electric weight satisfy the electric weight demand of workload instantly in user's battery pack.This product accessory power outlet 7 is a Universal Socket, applicable to the standard plug of various countries, (as required also can this change other sockets).DAC-III type AC power adopts the lithium iron phosphate dynamic battery power supply, and the battery circuit baffle is housed in the battery pack, and capacitance is 13.5Ah, can supply with the following electrical equipment of 400W rated power and use.The yoke of using the following electric current of 1.5A to export once can be finished the testing of about 480M weld seam.Weight is about 2.0Kg.The storing time is long, and kwh loss is little, can discharge and recharge continuously 800 ~ 2000 times, need discharge and recharge once in per 3 months when idle.The proper sustainable work of application maintenance is about 10 years, and the Portable AC power source integral is of a size of: length≤155mm, and wide≤90mm, height≤150mm.
The part of DAC-III type Portable AC power supply: 1, power pack, the power supply of DAC-III type AC power are to be supplied with by the LiFePO4 power dc-battery group of 12V.2, output, the output of 220V alternating current are to finish by the power supply changeover device 1 that is installed in DAC-III type AC power top.3, live part, the galvanic charging of 12V is to be finished by special charger.The important technological parameters of DAC-III type AC power is as shown in the table:
| Rated power | 400W |
| Output voltage | 220V exchanges |
| The dc-battery pool-size | 13.5Ah |
| Maximal efficiency | 90% |
| No-load current | 0.8A |
| Close voltage | 10V |
| Alarm voltage | 10.6V |
| Waveform | Sinusoidal wave |
| Fusing | 35A |
| Main frame weight | <2.1Kg |
| Charger weight | 0.3Kg |
| Cabinet size | 153*89*147（mm） |
The using method of AC power:
1, will export switch 4 before the use and place " OFF " or " ON " position.
2, determine the rated power of employed power, the plug of yoke or used electrical equipment are inserted in the accessory power outlet 7 less than transducer.
3, will export switch 4 and place " ON " or " │ " position, green indicating lamp is bright, and power supply changeover device 1 is started working.
The using method of charger: 1, charging plug is inserted in the DAC-III type Portable AC power input socket 6.2, the charger attaching plug is connected on the power supply, this moment, the charger relay indicating light sent green light.3, pull up charging plug, electric weight was full of when electric-quantity display device 3 appearance 1 red 3 green lights were bright, can use.
Claims (6)
1. Portable AC power supply, comprise power supply changeover device (1), dc-battery group (2) and accessory power outlet (7), power supply changeover device (1) input is connected with dc-battery group (2), accessory power outlet (7) is connected with power supply changeover device (1) output, power supply changeover device (1) and dc-battery group (2) outside are provided with housing, it is characterized in that: also comprise output switch (4) and fan (5), output switch (4) is installed between dc-battery group (2) and the power supply changeover device (1), and fan (5) is connected with power supply changeover device (1).
2. Portable AC power supply according to claim 1 is characterized in that: also comprise input socket (6), input socket (6) is connected with dc-battery group (2) input.
3. Portable AC power supply according to claim 1 is characterized in that: also comprise electric-quantity display device (3), electric-quantity display device (3) is connected with dc-battery group (2).
4. Portable AC power supply according to claim 1 is characterized in that: also comprise relay indicating light (9), relay indicating light (9) is connected with output switch (4).
5. according to each described Portable AC power supply of claim 1-4, it is characterized in that: power supply changeover device (1) is packaged in the upper shell, and dc-battery group (2) is packaged in the lower house, and upper shell and lower house connect into an integral body.
6. Portable AC power supply according to claim 5 is characterized in that: described electric-quantity display device (3), output switch (4), fan (5), input socket (6), accessory power outlet (7), and relay indicating light (8) be installed on the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200521157U CN201956920U (en) | 2011-03-02 | 2011-03-02 | Portable AC (Alternating Current) power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200521157U CN201956920U (en) | 2011-03-02 | 2011-03-02 | Portable AC (Alternating Current) power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201956920U true CN201956920U (en) | 2011-08-31 |
Family
ID=44501021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200521157U Expired - Fee Related CN201956920U (en) | 2011-03-02 | 2011-03-02 | Portable AC (Alternating Current) power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201956920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884719A (en) * | 2021-09-12 | 2022-01-04 | 中车大连机车车辆有限公司 | Multifunctional voltage-stabilized power supply for AC magnetic yoke calibration |
-
2011
- 2011-03-02 CN CN2011200521157U patent/CN201956920U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113884719A (en) * | 2021-09-12 | 2022-01-04 | 中车大连机车车辆有限公司 | Multifunctional voltage-stabilized power supply for AC magnetic yoke calibration |
| CN113884719B (en) * | 2021-09-12 | 2024-02-27 | 中车大连机车车辆有限公司 | Multifunctional voltage-stabilized power supply for calibrating alternating current magnetic yoke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20130302 |