CN201780341U - Multifunctional test vehicle - Google Patents
Multifunctional test vehicle Download PDFInfo
- Publication number
- CN201780341U CN201780341U CN 201020138357 CN201020138357U CN201780341U CN 201780341 U CN201780341 U CN 201780341U CN 201020138357 CN201020138357 CN 201020138357 CN 201020138357 U CN201020138357 U CN 201020138357U CN 201780341 U CN201780341 U CN 201780341U
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- output circuit
- circuit
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- phase
- isolating switch
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Abstract
The utility model relates to a multifunctional test vehicle, which comprises a box body and a test circuit arranged in the box body. The test circuit comprises an input circuit and an output circuit connected with the input circuit, and the output circuit comprises a commercial power output circuit, a variable three-phase current output circuit, a variable three-phase voltage output circuit and a direct-current voltage output circuit which are respectively connected with the input circuit. The test circuit of the multifunctional test vehicle is provided with a plurality of functional power output circuits such as the commercial power output circuit, the variable three-phase current output circuit, the variable three-phase voltage output circuit and the direct-current voltage output circuit, can provide alternating current power and direct current power of different voltages or currents, and meets various different test requirements of different devices.
Description
[technical field]
The utility model relates to a kind of commissioning device of low-voltage power product, especially relates to a kind of multifunction test car.
[background technology]
Traditional instruction carriage, function is few, the separate unit instruction carriage can not satisfy the different examination requirementses of product, when needing DC24V power supply shunt opening again when controlling as low-voltage power product needed instruction carriage output DC220V power supply to be tested, or when supplying with watt-hour meter adjustable voltage AC110V power supply and need regulate electric current again simultaneously, need provide many bench teats to validate the car simultaneously experiment power supply is provided jointly, must cause checkability low.
[utility model content]
Based on this, be necessary to provide a kind of multifunction test car that can satisfy different examination requirementses.
A kind of multifunction test car, comprise casing and be located at the interior checking circuit of casing, described checking circuit comprises input circuit and the output circuit that is connected with input circuit, and described output circuit comprises the commercial power output circuit that is connected with input circuit respectively, variable three-phase current output circuit, variable three-phase voltage output circuit and dc voltage output circuit.
Preferably, described commercial power output circuit comprises commercial power output circuit commonly used, big electric current commercial power output circuit.
Preferably, described commercial power output circuit commonly used comprises the contactor that connects setting successively, the isolating switch and first output port; Big electric current commercial power output circuit comprises contactor, isolating switch and second output port of the big electric current that sets gradually.
Preferably, described variable three-phase current output circuit comprises that connection is provided with pressure regulator, contactor, transformer, reometer, isolating switch and the 3rd output port successively.
Preferably, described variable three-phase voltage output circuit comprises pressure regulator, contactor, isolating switch, and the 4th output port.
Preferably, described variable three-phase current output circuit and variable three-phase voltage output circuit are common inserts same pressure regulator and be provided with isolating switch between pressure regulator and input circuit.
Preferably, described dc voltage output circuit comprises dc voltage output circuit commonly used and variable DC voltage output circuit.
Preferably, described variable DC voltage output circuit comprises successively and to connect the isolating switch that is provided with, pressure regulator, contactor, three phase rectifier filtering circuit, and the 5th output port and the 6th output port that pick out respectively from the three phase rectifier filtering circuit.
Preferably, be respectively arranged with isolating switch between described the 5th output port and the 6th output port and the three phase rectifier filtering circuit, described three phase rectifier filtering circuit comprises three-phase bridge rectification circuit and electric capacity.
Preferably, described dc voltage output circuit commonly used comprises isolating switch, contactor, single-phase rectifier filtering circuit, the isolating switch that connects setting successively.
The checking circuit of above-mentioned multifunction test car is provided with the power output circuit of commercial power output circuit, variable three-phase current output circuit, variable three-phase voltage output circuit and a plurality of functions of dc voltage output circuit, AC power, the direct supply of different voltages or electric current can be provided, satisfy the various different check demands of distinct device.
[description of drawings]
Fig. 1 is the structural representation of an embodiment of utility model;
Fig. 2 is the structural representation of checking circuit of an embodiment of utility model.
[embodiment]
Be further detailed below in conjunction with accompanying drawing.
To shown in Figure 2, the multifunction test car of present embodiment comprises as Fig. 1: casing 1 and be located at checking circuit in the casing 1.
As shown in Figure 2, checking circuit comprises input circuit and the output circuit that is connected with input circuit.Input circuit is connected with external power source by power lead, is the output circuit power supply.Input circuit is provided with earth leakage protective device QF.The external power source that present embodiment connected is the commercial power of 380V.
Output circuit comprises commercial power output circuit commonly used, big electric current commercial power output circuit, variable three-phase current output circuit, variable three-phase voltage output circuit, variable DC voltage output circuit and dc voltage output circuit commonly used.
Commercial power output circuit commonly used comprises the contactor KM1 that connects setting successively, circuit breaker Q F1, QF2, QF3 and first output port.In the present embodiment, circuit breaker Q F1, QF2, QF3 adopt single switch of 6A.Commercial power output circuit output AC380V commonly used is no more than the commercial power of 6A.
Big electric current commercial power output circuit comprises the contactor KM2 that sets gradually, the circuit breaker Q F4 and second output port.Circuit breaker Q F4 adopts the isolating switch of big electric current, and isolating switch QF4 adopts 4 switches of 32A in the present embodiment.Big electric current commercial power output circuit output AC380V is no more than the commercial power of 32A.
Variable three-phase current output circuit comprises the circuit breaker Q F5 that connects setting successively, pressure regulator TV2, contactor KM3, transformer TV4, TV5, TV6, reometer PA1, PA2, PA3, circuit breaker Q F6, QF7, QF8, and three the 3rd output ports.In the present embodiment, circuit breaker Q F5 adopts 3 switches of 6A.Transformer TV4, TV5, TV6 adopt single transformer, its capacity 150VA, AC220V/AC6V.Circuit breaker Q F6, QF7, QF8 adopt single the switch of 20A.Three the 3rd output port places are provided with ground terminal respectively.The power supply of variable three-phase current output circuit output AC0-20A.
Variable three-phase voltage output circuit and the shared circuit breaker Q F5 of variable three-phase current output circuit, pressure regulator TV2.Variable three-phase voltage output circuit also comprises the contactor KM4 that is connected with pressure regulator TV2, circuit breaker Q F9, QF10, QF11 and the 4th output port.The power supply of variable three-phase voltage output circuit output AC0-400V.
Circuit breaker Q F5 is used for protecting simultaneously variable three-phase current output circuit and variable three-phase voltage output circuit.
The variable DC voltage output circuit comprises successively and to connect the circuit breaker Q F12, the pressure regulator TV3 that are provided with, contactor KM5, three phase rectifier filtering circuit, and the 5th output port and the 6th output port that pick out respectively from the three phase rectifier filtering circuit.Be provided with circuit breaker Q F13 between the 5th output port and the three phase rectifier filtering circuit.Circuit breaker Q F13 adopts 2 switches of direct current of 63A.Be provided with circuit breaker Q F14 between the 6th output port and the three phase rectifier filtering circuit.Circuit breaker Q F14 adopts 2 switches of direct current of 6A.Isolating switch QF12 adopts 3 switches of 63A in the present embodiment.Pressure regulator device TV3 adopts the three-phase contact type voltage regulator, and its model is 20KVA, 30A, 0-450VAC.The three phase rectifier filtering circuit adopts three-phase bridge rectification circuit to carry out rectification and combines with capacitor C 1 filtering, and the output dc waveform is stable, strong interference immunity.The variable DC voltage output circuit can be by regulating the power supply of pressure regulator TV3 output DC0-450V.
Dc voltage output circuit commonly used comprises circuit breaker Q F15, contactor KM6, single-phase rectifier filtering circuit, the circuit breaker Q F16 that connects setting successively.The single-phase rectifier filtering circuit adopts way of full-wave rectification.The single-phase rectifier filtering circuit adopts the single-phase full bridge rectification circuit to carry out rectification to carry out filtering with capacitor C 2 and combine in the present embodiment.Isolating switch QF15 adopts 2 switches of 32A in the present embodiment.Contactor KM6 adopts 2 switches of direct current.Circuit breaker Q F16 adopts 2 switches of direct current.Dc voltage output circuit commonly used is exported the power supply of DC220V after by single-phase rectifier filtering circuit rectifying and wave-filtering.
As shown in Figure 1, casing 1 is provided with pulley, control panel 10 and erecting device.Pulley is located at casing 1 bottom, conveniently moving.Erecting device is located in the casing 1, is used to install various components and parts and parts.Erecting device comprises the line drum of rolled power line.Present embodiment center line drum adopts automatic telescopic line drum.When test finishes, automatically the power lead coiling is housed in the casing by automatic telescopic line drum when returning the vehicle to the garage and knock off, make whole multifunction test car neat appearance.Control panel is located on the casing 1.Control panel 10 is provided with operation push-button.By operation push-button checking circuit is controlled.Can control the earth leakage protective device of input circuit, the various isolating switchs on the output circuit by operation push-button in the present embodiment, improve the security and the reliability of instruction carriage.
Each the clock reometer that is connected with checking circuit, voltage table are also outer to be located on the control panel 10, and video data writes down clear reading intuitively.
The power supply that the multiple output circuit of multifunction test car of the present utility model setting is exported can satisfy the demand of the required various check power supplys of mesolow set of equipments checks such as switch cubicle, box-type substation, mid-cabinet, ring main unit, switching station, also can satisfy the demand of the check power supply of mesolow components and parts such as combining guarantor, isolating switch, voltage table, reometer, relay, contactor.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. multifunction test car, comprise casing and be located at the interior checking circuit of casing, described checking circuit comprises input circuit and the output circuit that is connected with input circuit, and it is characterized in that: described output circuit comprises the commercial power output circuit that is connected with input circuit respectively, variable three-phase current output circuit, variable three-phase voltage output circuit and dc voltage output circuit.
2. multifunction test car as claimed in claim 1 is characterized in that: described commercial power output circuit comprises commercial power output circuit commonly used, big electric current commercial power output circuit.
3. multifunction test car as claimed in claim 2 is characterized in that: described commercial power output circuit commonly used comprises the contactor that connects setting successively, the isolating switch and first output port; Big electric current commercial power output circuit comprises contactor, isolating switch and second output port of the big electric current that sets gradually.
4. multifunction test car as claimed in claim 1 is characterized in that: described variable three-phase current output circuit comprises that connection is provided with pressure regulator, contactor, transformer, reometer, isolating switch and the 3rd output port successively.
5. multifunction test car as claimed in claim 4 is characterized in that: described variable three-phase voltage output circuit comprises successively and to connect pressure regulator, the contactor that is provided with, isolating switch, and the 4th output port.
6. multifunction test car as claimed in claim 5 is characterized in that: described variable three-phase current output circuit and variable three-phase voltage output circuit are common to be inserted same pressure regulator and be provided with isolating switch between pressure regulator and input circuit.
7. multifunction test car as claimed in claim 1 is characterized in that: described dc voltage output circuit comprises dc voltage output circuit commonly used and variable DC voltage output circuit.
8. multifunction test car as claimed in claim 7 is characterized in that: described variable DC voltage output circuit comprises successively and to connect the isolating switch that is provided with, pressure regulator, contactor, three phase rectifier filtering circuit, and the 5th output port and the 6th output port that pick out respectively from the three phase rectifier filtering circuit.
9. multifunction test car as claimed in claim 8, it is characterized in that: be respectively arranged with isolating switch between described the 5th output port and the 6th output port and the three phase rectifier filtering circuit, described three phase rectifier filtering circuit comprises three-phase bridge rectification circuit and electric capacity.
10. multifunction test car as claimed in claim 7 is characterized in that: described dc voltage output circuit commonly used comprises isolating switch, contactor, single-phase rectifier filtering circuit, the isolating switch that connects setting successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020138357 CN201780341U (en) | 2009-08-21 | 2010-02-23 | Multifunctional test vehicle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920204037 | 2009-08-21 | ||
| CN200920204037.0 | 2009-08-21 | ||
| CN 201020138357 CN201780341U (en) | 2009-08-21 | 2010-02-23 | Multifunctional test vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201780341U true CN201780341U (en) | 2011-03-30 |
Family
ID=43793552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020138357 Expired - Fee Related CN201780341U (en) | 2009-08-21 | 2010-02-23 | Multifunctional test vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201780341U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487681A (en) * | 2013-09-11 | 2014-01-01 | 苏州市龙源电力科技股份有限公司 | Alternating current voltage-adjusting resistor cart |
| CN103760441A (en) * | 2013-12-13 | 2014-04-30 | 四川格来消防电器设备有限公司 | Multifunctional adjustment table of distribution box |
| CN104535808A (en) * | 2015-01-05 | 2015-04-22 | 北京天源科创风电技术有限责任公司 | Adjustable voltage source test platform |
| CN104793028A (en) * | 2015-04-30 | 2015-07-22 | 中国一冶集团有限公司 | Three-phase multifunctional test power supply device and test method thereof |
-
2010
- 2010-02-23 CN CN 201020138357 patent/CN201780341U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487681A (en) * | 2013-09-11 | 2014-01-01 | 苏州市龙源电力科技股份有限公司 | Alternating current voltage-adjusting resistor cart |
| CN103760441A (en) * | 2013-12-13 | 2014-04-30 | 四川格来消防电器设备有限公司 | Multifunctional adjustment table of distribution box |
| CN104535808A (en) * | 2015-01-05 | 2015-04-22 | 北京天源科创风电技术有限责任公司 | Adjustable voltage source test platform |
| CN104793028A (en) * | 2015-04-30 | 2015-07-22 | 中国一冶集团有限公司 | Three-phase multifunctional test power supply device and test method thereof |
| CN104793028B (en) * | 2015-04-30 | 2017-12-15 | 中国一冶集团有限公司 | A kind of three-phase multifunctional test power device and its test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110330 Termination date: 20160223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |