CN2497324Y - Charging generator testing apparatus - Google Patents
Charging generator testing apparatus Download PDFInfo
- Publication number
- CN2497324Y CN2497324Y CN 01244170 CN01244170U CN2497324Y CN 2497324 Y CN2497324 Y CN 2497324Y CN 01244170 CN01244170 CN 01244170 CN 01244170 U CN01244170 U CN 01244170U CN 2497324 Y CN2497324 Y CN 2497324Y
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- Prior art keywords
- generator
- switch
- voltage
- tested
- direct supply
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- Expired - Fee Related
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- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The utility model provides a charging generator testing device simulating the practical equipment. The utility model is characterized in that the motor is taken as the original motor which is connected with a rotary shaft of the generator to be tested by a transmission belt; a magnetic filed coil of the generator to be tested is connected with the output terminal of a DC power supply by a switch; the output terminal of the DC power supply is connected with an adjustable resistance, a voltage meter, and a current meter. The output of the generator to be tested is connected with a variable power load by a three-phase rectifier bridge; the load circuit is connected with the voltage meter and the current meter. The device can practically test the generation quantity for the generator which is maintained and assembled or which is prepared to be maintained in the maintenance workshop, thus ensuring the maintenance quality, ensuring one-time success after the machine is assembled, reducing the disassembly and assembly transportation working quantity, reducing the labor intensity, improving the working efficiency and being convenient for maintenance works.
Description
Technical field
The utility model belongs to the maintenance pick-up unit of charging generator, is a kind of charging generator test unit specifically.
Background technology
At present, after the generator maintenance finishes, usually all be by the service worker various tool, some basic property indexs as detection generators such as multimeters, wait the quality of judging a generator as resistance value, if the basic property index meets the requirements, just think that generator fixes, be contained in the original equipment then and use.Find that generator is undesired if the back is installed, through regular meeting's test of installing repeatedly, strengthened dismounting transport amount, increased labour intensity, inefficiency brings very big inconvenience to maintenance job.The pick-up unit of every index when also not detecting the generator practical application before the utility model is made can only be contained in to make in the original equipment and is used for determining.
Summary of the invention
The utility model provides an actual charging generator test unit that uses of simulation, generator that can install helpdesk in the repair and maintenance shop easily or the generator of preparing to keep in repair carry out the actual test of every index, thereby assurance repair quality, once success after guaranteeing to install, can reduce dismounting transport amount, reduce labour intensity, increase work efficiency, make things convenient for service work.
The technical solution of the utility model is: a kind of charging generator test unit is characterized in that: connecting the driving-belt that the other end can be connected with the rotating shaft of tested generator on the axle of a motor; The output of the direct supply of one Adjustable Output Voltage is connecting K switch 6, and the other end F of K switch 6 is used to connect the field coil of tested generator; The variable power load is connected with the output terminal of three-phase commutation bridge, and the input end of three-phase commutation bridge is used to connect three phase windings of tested generator; The positive output end of the direct supply of Adjustable Output Voltage is connected to an end S of voltage regulator repeat circuit coil by K switch 5, the other end N of relay coil is used to connect the center line of tested generator three phase windings, the end of the normally opened contact J1 of voltage regulator repeat circuit links to each other with the positive output end of three-phase commutation bridge, the other end of J1 links to each other with the end of the normally closed contact J2 of voltage regulator, and the other end of J2 is connected to the F end of K switch 6.
The direct supply of described Adjustable Output Voltage comprises transformer and rectifier bridge, and the former limit of transformer is connected on the electrical network by a switch among the three-way switch K7, and the output terminal of direct supply is connected to adjustable resistance KT, voltage table V2, reometer A2.
Described variable power load is one group of different bulb or adjustable resistor of power of selecting by K switch 1, K2, K3, K4, is connected with voltage table V1, reometer A1 in the load circuit.
Described direct supply, voltage regulator are installed in the inside of a casing, motor mounting on the base of casing, K switch 1, K2, K3, K4, K5, K6, K7, voltage table V1, V2, reometer A1, A2, adjustable resistance KT, load bulb be installed on the guidance panel of casing.
Described voltage regulator model is FT22i-28.
Charging generator test unit low cost of manufacture described in the utility model, simple to operate, easy to use, of many uses, have certain electrician's knowledge and just can operate, can test various automobile-used alternating current-direct current charging generators.
Description of drawings
Fig. 1 is charging generator test unit circuit theory diagrams described in the utility model;
Fig. 2 is a charging generator test unit stereographic map described in the utility model.
Embodiment
In Fig. 1, power supply is connected on the motor 3 by three-way switch K7, and motor 3 is connected by the rotating shaft of driving belt 8 with tested generator 6 as prime mover.The field coil 5 of tested generator 6 is connected to the output terminal of direct supply 9 by K switch 6, direct supply 9 comprises transformer and rectifier bridge, the former limit of transformer is connected on the power supply by a switch among the three-way switch K7, and the output terminal of direct supply 9 is connected to adjustable resistance KT, voltage table V2, reometer A2.The output of tested generator 6 is connected with variable power load 2 by three-phase commutation bridge 7, variable power load 2 is one group of bulb that power is different, K switch 1, K2, K3, K4 are used for selecting the power of bulb, are connected with voltage table V1, reometer A1 in the load circuit.The center line N of three phase windings of tested generator 6 is connected to an end of voltage regulator 4 repeat circuit coils, the other end S of relay coil receives the output terminal of direct supply 9 by K switch 5, the positive output end B of three-phase commutation bridge 7 is connected to the end of relay normally open contact J1, the other end of J1 links to each other with the end of the normally closed contact J2 of voltage regulator 4, and the other end of J2 is connected to the F end of K switch 6.
Referring to Fig. 2, generator test device described in the utility model is assembled into a testing table, direct supply 9, voltage regulator 4, be installed in the inside of testing table casing 10, K switch 1, K2, K3, K4, K5, K6, K7, voltage table V1, V2, reometer A1, A2, adjustable resistance KT, load bulb are installed on the guidance panel 11 of casing 10.Motor 3 is installed on the base of testing table casing 10, tested generator 6 is installed on the support 13, support 13 is installed on the guide rail 14 on testing table casing 10 bases, be convenient to regulate the distance between tested generator 6 and the motor 3, the binding post 12 of a plurality of tested generators 6 also is set on the support 13.
General performance of dividing following step to detect generator during use:
The first step, the field coil 5 that detects generator under no-load condition also is the quality of field coil: the three-way switch K7 that closes, and motor 3 rotates, and drives tested generator 6 by belt 8 and rotates, the while transformer gets electric, and secondary voltage is through 24 volts of DC voltage of rectifier output.The K6 that closes a switch, 24 volts of DC voltage are delivered to tested generator field coil 5 through adjustable resistance KT, reometer A2, observe the reading of reometer A2, and regime values is about 2 amperes.If electric current is too small or no current explanation field coil 5 loose contacts or have are opened circuit, if electric current is excessive, whether the value of seeing voltage table V2 earlier conforms to the nominal field voltage of tested generator 6, as be not inconsistent, can regulate by KT, still very big as the voltage electric current that conforms to, illustrate that field coil 5 has short circuit place.
Second step, detect the quality of generator 6 three phase windings under no-load condition: K5 closes a switch, the normally opened contact J1 closure of relay, exciting current through the normally closed contact J2 of J1 and voltage regulator 4 to generator 6 field coils 5, disconnect K6, the normally opened contact J1 of relay still remains closed under the effect of generator 6 three-phase winding center line N output voltages, at this moment, still can generate electricity as generator 6, illustrate that the three-phase winding insulation is good, no short circuit and breaking phenomena can not be generated electricity as generator 6, illustrate that three phase windings have short circuit and breaking phenomena.
The 3rd step, carry out the loading test: K1 closes a switch, observe the numerical value of voltage table V1, V1 voltage recovers after slight decline is arranged immediately under the normal condition, close a switch in succession K2, K3, K4 progressively strengthens load, and until at full capacity, voltage slightly descends, generally be no more than 20% of tested generator 6 rated voltages, illustrate that generator 6 is normal; Obviously descend as voltage, dimly lit, illustrate that tested generator 6 inner three-phase bridge rectifier diodes damage, and must change in maintenance.
K1, K2, K3, K4 can replace with the adjustable resistor about 500W with bulb, load variations can monitor by reometer A1.Motor 3 can be with rotating speed greater than 1450 rev/mins, the power any motor more than or equal to 750W.
Claims (5)
1, a kind of charging generator test unit is characterized in that: connecting the driving-belt (8) that the other end can be connected with the rotating shaft of tested generator (6) on the axle of a motor (3); The output of the direct supply of one Adjustable Output Voltage (9) is connecting switch (K6), and the other end F of switch (K6) is used to connect the field coil of tested generator (6); Variable power load (2) is connected with the output terminal of three-phase commutation bridge (7), and the input end of three-phase commutation bridge (7) is used to connect three phase windings of tested generator (6); The positive output end of the direct supply of Adjustable Output Voltage (9) is connected to an end (S) of voltage regulator (4) repeat circuit coil by switch (K5), the other end N of relay coil is used to connect the center line of tested generator (6) three phase windings, the end of the normally opened contact J1 of voltage regulator (4) repeat circuit links to each other with the positive output end of three-phase commutation bridge (7), the other end of J1 links to each other with the end of the normally closed contact J2 of voltage regulator (4), and the other end of J2 is connected to the F end of switch (K6).
2, according to the described charging generator test unit of claim 1, it is characterized in that: the direct supply of Adjustable Output Voltage (9) comprises transformer and rectifier bridge, the former limit of transformer is connected on the electrical network by a switch among the three-way switch K7 (1), and the output terminal of direct supply (9) is connected to adjustable resistance (KT), voltage table (V2), reometer (A2).
3, according to claim 1 or 2 described charging generator test units, it is characterized in that: described variable power load (2) is one group of different bulb or adjustable resistor of power of selecting by switch (K1, K2, K3, K4), is connected with voltage table (V1), reometer (A1) in the load circuit.
4, according to the described charging generator test unit of claim 3, it is characterized in that: described direct supply (9), voltage regulator (4) are installed in the inside of a casing (10), and motor (3) is installed on the base of casing (10), switch (K1, K2, K3, K4, K5, K6, K7), voltage table (V1, V2), reometer (A1, A2), adjustable resistance (KT), load bulb are installed on the guidance panel (11) of casing (10).
5, want 1 or 2 described charging generator test units according to right, it is characterized in that: described voltage regulator (4) model is FT22i-28.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01244170 CN2497324Y (en) | 2001-07-29 | 2001-07-29 | Charging generator testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01244170 CN2497324Y (en) | 2001-07-29 | 2001-07-29 | Charging generator testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2497324Y true CN2497324Y (en) | 2002-06-26 |
Family
ID=33655645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01244170 Expired - Fee Related CN2497324Y (en) | 2001-07-29 | 2001-07-29 | Charging generator testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2497324Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313649A (en) * | 2011-07-26 | 2012-01-11 | 湖北三江航天万山特种车辆有限公司 | Special vehicle auxiliary generator set test control system |
| CN102353902A (en) * | 2011-10-13 | 2012-02-15 | 陕西航空电气有限责任公司 | Equivalent test device and method for motor |
| CN104569815A (en) * | 2014-12-24 | 2015-04-29 | 格力电器（合肥）有限公司 | Motor detection device |
| CN111835144A (en) * | 2020-07-27 | 2020-10-27 | 黄鸿源 | Self-supply type generator |
| CN112114253A (en) * | 2020-07-31 | 2020-12-22 | 东风商用车有限公司 | Vehicle generator loading experimental device |
| CN114487828A (en) * | 2022-02-16 | 2022-05-13 | 南通贝卡迪电力科技有限公司 | High-reliability generator excitation regulation online test device |
-
2001
- 2001-07-29 CN CN 01244170 patent/CN2497324Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313649A (en) * | 2011-07-26 | 2012-01-11 | 湖北三江航天万山特种车辆有限公司 | Special vehicle auxiliary generator set test control system |
| CN102313649B (en) * | 2011-07-26 | 2013-06-19 | 湖北三江航天万山特种车辆有限公司 | Special vehicle auxiliary generator set test control system |
| CN102353902A (en) * | 2011-10-13 | 2012-02-15 | 陕西航空电气有限责任公司 | Equivalent test device and method for motor |
| CN102353902B (en) * | 2011-10-13 | 2014-09-10 | 陕西航空电气有限责任公司 | Equivalent test device and method for motor |
| CN104569815A (en) * | 2014-12-24 | 2015-04-29 | 格力电器（合肥）有限公司 | Motor detection device |
| CN111835144A (en) * | 2020-07-27 | 2020-10-27 | 黄鸿源 | Self-supply type generator |
| CN112114253A (en) * | 2020-07-31 | 2020-12-22 | 东风商用车有限公司 | Vehicle generator loading experimental device |
| CN114487828A (en) * | 2022-02-16 | 2022-05-13 | 南通贝卡迪电力科技有限公司 | High-reliability generator excitation regulation online test device |
| CN114487828B (en) * | 2022-02-16 | 2023-01-31 | 南通贝卡迪电力科技有限公司 | High-reliability generator excitation regulation online test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |