CN219811003U - Portable power-on test device - Google Patents
Portable power-on test device Download PDFInfo
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- CN219811003U CN219811003U CN202321143290.6U CN202321143290U CN219811003U CN 219811003 U CN219811003 U CN 219811003U CN 202321143290 U CN202321143290 U CN 202321143290U CN 219811003 U CN219811003 U CN 219811003U
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 12
- 239000010703 silicon Substances 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of power electronics, and provides a portable power-on test device which comprises a suitcase, and a power input interface, an autotransformer, an alternating-current contactor, a ring transformer, a step-up transformer, an adjustable direct-current switching power supply and a silicon controlled rectifier voltage regulator which are arranged in the suitcase, wherein the power input interface is respectively connected with the input end of the autotransformer, one end of a first self-locking button switch and one end of a second self-locking button switch through a power switch and a fuse. The portable power-on test device provided by the utility model has the advantages that all components are integrated in the suitcase, the portable power-on test device is small in size and convenient to carry, a group of 0-50A current, a group of 0-230V single-phase voltage, a group of 0-450V single-phase voltage and a group of 0-230V direct-current voltage can be output after the portable power-on test device is connected with mains supply, the AC ammeter, the first AC voltmeter, the DC voltmeter and the second AC voltmeter are all provided with digital display panels, the portable power-on test device is high in precision, convenient to be used for carrying out all power-on tests on a complete set of switch cabinets on site, and high in working efficiency.
Description
Technical Field
The utility model belongs to the technical field of power electronics, and particularly relates to a portable power-on test device.
Background
The integrated power-on test bench is used for various power-on tests of the high-low voltage switch cabinets, integrates various levels of alternating current power supplies and direct current power supplies, is large in size and heavy in weight, is commonly used for factory-leaving tests of products, and is inconvenient to transport to site through loading and unloading if related tests are required to be carried out on site of a user.
Therefore, it is necessary to provide a portable power-on test device which is convenient to carry and can meet the power-on test of the complete switch cabinet.
Disclosure of Invention
The utility model provides a portable power-on test device, which aims to solve the technical problems.
The portable power-on test device comprises a suitcase, and a power input interface, an autotransformer, an alternating current contactor, a ring transformer, a step-up transformer, an adjustable direct current switching power supply and a silicon controlled rectifier voltage regulator which are arranged in the suitcase;
the power input interface is respectively connected with the input end of the self-coupling voltage regulator, one end of the first self-locking button switch and one end of the second self-locking button switch through a power switch and a fuse;
the output end of the self-coupling voltage regulator is respectively connected with the input end of the alternating current contactor, one end of a third self-locking button switch and one end of a fourth self-locking button switch, the output end of the alternating current contactor is connected with the input end of the annular transformer, the output end of the annular transformer is connected with a first alternating current output terminal, the other end of the third self-locking button switch is connected with the alternating current contactor, the other end of the fourth self-locking button switch is connected with the input end of the step-up transformer, and the output end of the step-up transformer is connected with a second alternating current output terminal;
the other end of the first self-locking button switch is connected with the input end of the adjustable direct current switch power supply, and the output end of the adjustable direct current switch power supply is connected with a direct current output terminal;
the other end of the second self-locking button switch is connected with the input end of the silicon controlled rectifier voltage regulator, and the output end of the silicon controlled rectifier voltage regulator is connected with a third alternating current output terminal.
Further, the first alternating current output terminal is connected with an alternating current ammeter, the second alternating current output terminal is connected with a first alternating current voltmeter, the direct current output terminal is connected with a direct current voltmeter, and the third alternating current output terminal is connected with a second alternating current voltmeter.
Further, the model of the self-coupling voltage regulator is TDGC2-500VA.
Further, the type of the alternating current contactor is JZC1.
Still further, the toroidal transformer is of the type BOD-200VA.
Still further, the step-up transformer is of the type BK-200220/400V.
Further, the model of the adjustable direct current switching power supply is HJS-480-0-220.
Further, the model of the silicon controlled voltage regulator is SSR-20WA-S.
Advantageous effects
The portable power-on test device provided by the utility model has the advantages that all components are integrated in the suitcase, the portable power-on test device is small in size and convenient to carry, a group of 0-50A current, a group of 0-230V single-phase voltage, a group of 0-450V single-phase voltage and a group of 0-230V direct-current voltage can be output after the portable power-on test device is connected with mains supply, the AC ammeter, the first AC voltmeter, the DC voltmeter and the second AC voltmeter are all provided with digital display panels, the portable power-on test device is high in precision, convenient to be used for carrying out all power-on tests on a complete set of switch cabinets on site, and high in working efficiency.
Drawings
Fig. 1 is a schematic circuit diagram of a portable power-on test device according to an embodiment of the present utility model.
Reference numerals in the drawings denote: 1-power input interface, 2-power switch, 3-fuse, 4-autotransformer, 5-ac contactor, 6-toroidal transformer, 7-ac ammeter, 8-first ac output terminal, 9-third auto-lock button switch, 10-fourth auto-lock button switch, 11-step-up transformer, 12-first ac voltmeter, 13-second ac output terminal, 14-first auto-lock button switch, 15-first adjustable resistor, 16-adjustable dc switching power supply, 17-dc voltmeter, 18-dc output terminal, 19-second auto-lock button switch, 20-second adjustable resistor, 21-thyristor voltage regulator, 22-second ac voltmeter, 23-third ac output terminal.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1, an embodiment of the present utility model provides a portable power-on test device, which includes a suitcase, and a power input interface 1, an autotransformer 4, an ac contactor 5, a toroidal transformer 6, a step-up transformer 11, an adjustable dc switching power supply 16, and a thyristor voltage regulator 21 that are disposed in the suitcase. The power input interface 1 is connected with the input end of the self-coupling voltage regulator 4, one end of the first self-locking button switch 14 and one end of the second self-locking button switch 19 through the power switch 2 and the fuse 3 respectively. The output end of the autotransformer 4 is respectively connected with the input end of the alternating current contactor 5, one end of the third self-locking button switch 9 and one end of the fourth self-locking button switch 10, the output end of the alternating current contactor 5 is connected with the input end of the annular transformer 6, the output end of the annular transformer 6 is connected with the first alternating current output terminal 8, the other end of the third self-locking button switch 9 is connected with the alternating current contactor 5, the other end of the fourth self-locking button switch 10 is connected with the input end of the step-up transformer 11, and the output end of the step-up transformer 11 is connected with the second alternating current output terminal 13. The other end of the first self-locking push button switch 14 is connected with the input end of the adjustable direct current switch power supply 16, and the output end of the adjustable direct current switch power supply 16 is connected with a direct current output terminal 18. The other end of the second self-locking button switch 19 is connected with the input end of the silicon controlled voltage regulator 21, and the output end of the silicon controlled voltage regulator 21 is connected with a third alternating current output terminal 23. The first ac output terminal 8 is connected to the ac ammeter 7, the second ac output terminal 13 is connected to the first ac voltmeter 12, the dc output terminal 18 is connected to the dc voltmeter 17, and the third ac output terminal 23 is connected to the second ac voltmeter 22.
The portable power-on test device provided by the embodiment of the utility model is a suitcase, the suitcase can be preferably a 450mm multiplied by 350mm multiplied by 180mm instrument special case, and all components are arranged in the suitcase, so that the portable power-on test device has the advantages of small volume, light weight and convenience in carrying. An operation panel is visible when the suitcase is opened, the power input interface 1, the power switch 2, the knob of the autotransformer 4, the alternating current ammeter 7, the first alternating current output terminal 8, the first self-locking button switch 14, the knob of the adjustable direct current switch power supply 16, the second self-locking button switch 19, the third self-locking button switch 9, the fourth self-locking button switch 10, the first alternating current voltmeter 12, the second alternating current output terminal 13, the direct current voltmeter 17, the direct current output terminal 18, the knob of the thyristor voltage regulator 21, the second alternating current voltmeter 22 and the knob of the third alternating current output terminal 23 are respectively arranged on the operation panel, the checking and the use are convenient, the suitcase upper cover is internally provided with a clip wire, the device is convenient to take and use, and when the device is adjusted to a required voltage or current value, and after the clip wire is used to connect the terminal and the test end, the power switch 2 is closed, and the electrifying test can be performed.
The alternating-current voltmeter 7, the first alternating-current voltmeter 12, the direct-current voltmeter 17 and the second alternating-current voltmeter 22 are digital display meters, and the precision is higher.
The current-rising loop is realized by adopting an independent annular transformer 6 matched with the autotransformer 4, the annular transformer 6 has small volume and large capacity, and can be used for current-rising adjustment from 0 to 50A, so that the complete switch cabinet can be conveniently checked on site. The step-up transformer 11 can continuously step up by matching with the autotransformer 4, and can output 0-450V voltage. The high-reliability high-power adjustable direct current switching power supply 16 can output 0-230V direct current voltage, and can be adjusted in a stepless mode in the voltage range by matching with the first adjustable resistor 15, so that the voltage class requirements of various devices on the site are met. The silicon controlled voltage regulator 21 with small output waveform distortion and large capacity can output 0-230V single-phase alternating voltage by matching with the second adjustable resistor 20, and the output current is large and can reach 0-50A. The optional model of the autotransformer 4 is TDGC2-500VA, the optional model of the alternating-current contactor 5 is JZC1, the optional model of the annular transformer 6 is BOD-200VA, the optional model of the step-up transformer 11 is BK-200220/400V, the optional model of the adjustable direct-current switching power supply 16 is HJS-480-0-220, and the optional model of the controllable silicon voltage regulator 21 is SSR-20WA-S.
The precision level of each instrument in the portable power-on test device provided by the embodiment of the utility model is 0.5 level, each lock button switch is a switch with a self-locking and signal lamp, each original has multiple functions, and the structure of the device is simplified. In addition, a socket connected with the power input interface 1 is also arranged as single-phase alternating current output.
In combination with the above, the parameters of the portable power-on test device provided by the embodiment of the utility model are as follows: the input power supply is single-phase AC220V, the output voltage and current comprise a single-phase AC 0-50A output (adjustable) group, an independent AC 0-450V (adjustable) 10A group, an independent AC 0-230V (adjustable) 50A group, a DC operating voltage output DC 0-230V group and a single-phase AC220V output (fixed value, socket) group, the external dimension of the suitcase is 450mm multiplied by 350mm multiplied by 180mm, and the weight is about 13kg.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The portable power-on test device is characterized by comprising a suitcase, and a power input interface, an autotransformer, an alternating current contactor, a ring transformer, a step-up transformer, an adjustable direct current switching power supply and a silicon controlled rectifier voltage regulator which are arranged in the suitcase;
the power input interface is respectively connected with the input end of the self-coupling voltage regulator, one end of the first self-locking button switch and one end of the second self-locking button switch through a power switch and a fuse;
the output end of the self-coupling voltage regulator is respectively connected with the input end of the alternating current contactor, one end of a third self-locking button switch and one end of a fourth self-locking button switch, the output end of the alternating current contactor is connected with the input end of the annular transformer, the output end of the annular transformer is connected with a first alternating current output terminal, the other end of the third self-locking button switch is connected with the alternating current contactor, the other end of the fourth self-locking button switch is connected with the input end of the step-up transformer, and the output end of the step-up transformer is connected with a second alternating current output terminal;
the other end of the first self-locking button switch is connected with the input end of the adjustable direct current switch power supply, and the output end of the adjustable direct current switch power supply is connected with a direct current output terminal;
the other end of the second self-locking button switch is connected with the input end of the silicon controlled rectifier voltage regulator, and the output end of the silicon controlled rectifier voltage regulator is connected with a third alternating current output terminal.
2. The portable power-on test device according to claim 1, wherein the first ac output terminal is connected with an ac ammeter, the second ac output terminal is connected with a first ac voltmeter, the dc output terminal is connected with a dc voltmeter, and the third ac output terminal is connected with a second ac voltmeter.
3. The portable power-on test device of claim 1, wherein the self-coupled voltage regulator is model number TDGC2-500VA.
4. The portable power-on test device according to claim 1, wherein the ac contactor is of the type JZC1.
5. The portable power-on test device of claim 1, wherein the toroidal transformer is of the type BOD-200VA.
6. The portable power-on test device of claim 1, wherein the step-up transformer is of model BK-200220/400V.
7. The portable power-on test device of claim 1, wherein the adjustable dc switching power supply is model HJS-480-0-220.
8. The portable power-on test device of claim 1, wherein the thyristor voltage regulator is model number SSR-20WA-S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321143290.6U CN219811003U (en) | 2023-05-12 | 2023-05-12 | Portable power-on test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321143290.6U CN219811003U (en) | 2023-05-12 | 2023-05-12 | Portable power-on test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219811003U true CN219811003U (en) | 2023-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321143290.6U Active CN219811003U (en) | 2023-05-12 | 2023-05-12 | Portable power-on test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219811003U (en) |
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2023
- 2023-05-12 CN CN202321143290.6U patent/CN219811003U/en active Active
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