CN207817056U - A kind of distribution products micro energy lose great current tester - Google Patents
A kind of distribution products micro energy lose great current tester Download PDFInfo
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- CN207817056U CN207817056U CN201721793643.1U CN201721793643U CN207817056U CN 207817056 U CN207817056 U CN 207817056U CN 201721793643 U CN201721793643 U CN 201721793643U CN 207817056 U CN207817056 U CN 207817056U
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Abstract
The utility model is related to a kind of distribution products micro energy lose great current testers, including voltage output module, current output module A, current output module B, D.C. voltmeter, DC current Table A, DC ammeter B；Direct-current working volts, two-way working direct current can be provided to tested DC distribution product, and DC current output is adjustable.Test device itself has voltmeter, ammeter, by the way that the voltage and current value indicated by test device is compared with the voltage and current value indicated by tested DC distribution product, it realizes and the circuit pathways for being tested DC distribution product is tested, to meet production process test verification need of work.
Description
Technical field
The utility model is related to communicate the test equipment of distribution products, especially a kind of distribution products production being be easily moved
Procedural test device, specifically a kind of distribution products micro energy lose great current tester.
Background technology
Currently, the test equipment of distribution products is mostly distributed, each test equipment function is more single, when test
It is frequently necessary to more people while checking each gauge outfit, test site wiring is more chaotic, and being powered when testing, there are security risk, tests
Inefficiency, in addition sometimes in test using electric furnace etc. as load, it is not only lack of standardization but also dangerous.Therefore there is an urgent need to each
Kind of test equipment is integrated, the collection developed a kind of multiple functional, easy to operate, safe and power saving, compact, be easily moved
Accepted way of doing sth test equipment.
With popularizing for high voltage direct current distribution products, it is especially desirable to one kind not only having can be suitably used for low-voltage direct distribution products, but also
It can be suitably used for the micro energy lose great current tester of high voltage direct current distribution products.
Invention content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of distribution products micro energy lose high-current test
Instrument, can be easy to operate by various main test function effective integrations, greatly improves testing efficiency, and improve test
The normalization of operation not only can be suitably used for low-voltage direct distribution products, but also can be suitably used for high voltage direct current distribution products.Due to eliminating
The test load of tested DC distribution product, thus there is micro energy lose, the characteristic of high current, it is not only energy saving, also there is body
Product is small and exquisite, the features such as being be easily moved, is safer.
The test philosophy of the utility model is：Tester can carry out circuit pathways test, including electricity to DC distribution product
Pressure test, testing current, it is possible to provide 0-240V adjustable dc voltages all the way, 0-30A tabilized current power supply two-way（Tabilized current power supply A,
Tabilized current power supply B）, D.C. voltmeter 1, DC ammeter 2（DC current Table A, DC ammeter B）.Straight-adjustable galvanic electricity
Pressure to tested DC distribution product for providing operating voltage.Tabilized current power supply output size is adjustable, for giving tested direct current to match
The effect that electric product provides electric current, plays simulation workload, due to being capable of providing the electricity that works needed for tested DC distribution product
Stream need not be tested DC distribution product with load when to work.Direct current ampere-voltage meter and DC current Table A, direct current
Flow table B passes through as standard metering ammeter for being compared with the voltage and current value indicated by tested DC distribution product
Whether voltage, the current value for comparing the two are consistent, realize and are tested the circuit pathways for being tested DC distribution product, verify quilt
Whether circuit pathways and the related device for surveying DC distribution product are working properly.
The technical solution of the utility model is：
A kind of distribution products micro energy lose great current tester, including voltage output module, current output module A, electric current are defeated
Go out module B, D.C. voltmeter, DC current Table A, DC ammeter B；The D.C. voltmeter and the voltage output module phase
Parallel connection, the DC current Table A are in series with the current output module A, and the DC ammeter B exports mould with the electric current
Block B is in series.
Further, the voltage output module includes the AC-DC that 1 220V exchange turns 0-240V direct currents
Adjustable DC power supply, 1 220V input socket, 1 pair of direct current output binding post；The AC-DC adjustable DCs power supply
Input terminal is connected with 220V input sockets, and output end is connected with D.C. voltmeter and direct current output binding post.Direct current supply
Output is for being supplied to tested DC distribution product operating voltage；D.C. voltmeter is used to show the voltage of direct current supply output,
And it is compared with the voltage value indicated by tested distribution products.
Further, the current output module A includes that 1 220V exchange turns the AC-DC isolated converters A of 5V direct currents, 1
A tabilized current power supply A, 1 isolating diode A, current input terminal A, current output terminal A；The AC-DC isolated converters A inputs
End is connected with 220V input sockets, and output end is connected with tabilized current power supply A；The current input terminal of the tabilized current power supply A with
DC current Table A is connected to the current input terminal A after being in series, the current output terminal of tabilized current power supply A with two poles are isolated
Pipe A is connected to the current output terminal A after being in series.5V direct currents by isolation are used for constant current source power supply.
Further, the current output module B includes that 1 220V exchange turns the AC-DC isolated converters B of 5V direct currents, 1
A tabilized current power supply B, 1 isolating diode B, current input terminal B, current output terminal B；The AC-DC isolated converters B inputs
End is connected with 220V input sockets, and output end is connected with tabilized current power supply B；The current input terminal of the tabilized current power supply B with
DC ammeter B is connected to the current input terminal B after being in series, the current output terminal of tabilized current power supply B with two poles are isolated
Pipe B is connected to the current output terminal B after being in series.
Further, tabilized current power supply A, the output size of tabilized current power supply B is adjustable, for tested DC distribution product
The effect that electric current is provided, plays simulation workload.Due to being capable of providing operating current needed for tested DC distribution product, to
DC distribution product need not be tested when work with load.
Further, the direct current ampere-voltage meter is connected with the output of the AC-DC converter using parallel way, described
DC current Table A, DC ammeter B are connected with the tabilized current power supply A, tabilized current power supply B using series system respectively.Direct current
Ampere-voltage meter and DC current Table A, DC ammeter B are as standard metering ammeter, for signified with tested DC distribution product
The voltage and current value shown is compared.
The beneficial effects of the utility model：The utility model is designed reasonably, it is easy to operate, by a variety of test functions
Effective integration greatly improves testing efficiency, and improves the normalization of test operation, both can be suitably used for low-voltage direct distribution
Product, and can be suitably used for high voltage direct current distribution products.Simultaneously as the test load of tested DC distribution product is eliminated, because
And with micro energy lose, the characteristic of high current, it is not only energy saving, also there is compact, the spies such as be easily moved, be safer
Point.
Description of the drawings
Fig. 1 is the logical schematic of the utility model.
Fig. 2 is the application schematic diagram of the utility model.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, being the embodiments of the present invention, the distribution products micro energy lose great current tester includes voltage
Output module, current output module A, current output module B, D.C. voltmeter, DC current Table A, DC ammeter B.It is described
Voltage output module includes the AC-DC adjustable DC power supplys that 220V exchanges turn 0-240V direct currents, model S-360-400.
The current output module includes the AC-DC isolated converters that 220V exchanges turn 5V direct currents, model S-120-05；Adjustable perseverance
Stream source, model HYK360E05.
To be tested DC distribution product operating voltage test method be：AC-DC adjustable DCs power input and 220V
Input socket is connected, and output end is connected with D.C. voltmeter and direct current output binding post.Direct current supply is exported for providing
To tested DC distribution product operating voltage, output voltage values can carry out artificial according to the nominal operating voltage value of equipment under test
Adjustment；D.C. voltmeter be used for show direct current supply output voltage value, and with the voltage value indicated by tested distribution products into
Row compares.
Below by taking 240V high voltage direct current distribution products as an example, illustrate the test method to its operating current.240V high straightenings
Stream distribution products are generally spaced apart mode using two-way and carry out on/off control, thus the utility model uses two-way work electricity
Current test device, current input terminal A are connected to the power input of tested distribution products（Negative terminal）, current output terminal A is connected to
The branch output end of tested distribution products（Negative terminal）, current input terminal B is connected to the power input of tested distribution products（Just
End）, current output terminal B be connected to the branch output ends of tested distribution products（Anode）.Tabilized current power supply A, tabilized current power supply B
Output size is adjustable, the effect for providing electric current to tested DC distribution product, playing simulation workload.Due to that can carry
For operating current needed for tested DC distribution product, DC distribution product need not be tested when to work with load.Direct current
Ammeter A, DC ammeter B are used to show the output current value of tabilized current power supply A, tabilized current power supply B, as standard metering electricity
Table, for being compared with the current value indicated by tested DC distribution product.
Further, the utility model can test operating voltage, the operating current of tested distribution products simultaneously.To prevent
Supply voltage has an impact constant-current source work, is provided with isolating diode A, isolating diode B.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (4)
1. a kind of distribution products micro energy lose great current tester, it is characterized in that the tester includes that voltage output module, electric current are defeated
Go out modules A, current output module B, D.C. voltmeter, DC current Table A, DC ammeter B；The D.C. voltmeter with it is described
Voltage output module is in parallel, and the DC current Table A is in series with the current output module A, the DC ammeter B with
The current output module B is in series.
2. distribution products micro energy lose great current tester according to claim 1, it is characterized in that the voltage output module
Turn the AC-DC adjustable DC power supplys of 0-240V direct currents, 1 220V input socket including 1 220V exchange, 1 pair of direct current output connects
Terminal；The AC-DC adjustable DCs power input is connected with 220V input sockets, output end and-D.C. voltmeter and
Direct current output binding post is connected.
3. distribution products micro energy lose great current tester according to claim 1, it is characterized in that the current output module A
Turn the AC-DC isolated converters A, 1 tabilized current power supply A, 1 isolating diode A, electric current of 5V direct currents including 1 220V exchange
Input terminal A, current output terminal A；The AC-DC isolated converters A input terminals are connected with 220V input sockets, output end with can
Constant-current source A is adjusted to be connected；The current input terminal of the tabilized current power supply A is connected to the electricity after being in series with DC current Table A
The current output terminal of stream input terminal A, tabilized current power supply A are connected to the current output terminal after being in series with isolating diode A
A。
4. distribution products micro energy lose great current tester according to claim 1, it is characterized in that the current output module B
Turn the AC-DC isolated converters B, 1 tabilized current power supply B, 1 isolating diode B, electric current of 5V direct currents including 1 220V exchange
Input terminal B, current output terminal B；The AC-DC isolated converters B input terminals are connected with 220V input sockets, output end with can
Constant-current source B is adjusted to be connected；The current input terminal of the tabilized current power supply B is connected to the electricity after being in series with DC ammeter B
The current output terminal of stream input terminal B, tabilized current power supply B are connected to the current output terminal after being in series with isolating diode B
B。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793643.1U CN207817056U (en) | 2017-12-20 | 2017-12-20 | A kind of distribution products micro energy lose great current tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721793643.1U CN207817056U (en) | 2017-12-20 | 2017-12-20 | A kind of distribution products micro energy lose great current tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207817056U true CN207817056U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721793643.1U Active CN207817056U (en) | 2017-12-20 | 2017-12-20 | A kind of distribution products micro energy lose great current tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039106A (en) * | 2018-09-06 | 2018-12-18 | 天津七二通信广播股份有限公司 | A kind of railway locomotive radio station test power supply and its implementation |
-
2017
- 2017-12-20 CN CN201721793643.1U patent/CN207817056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109039106A (en) * | 2018-09-06 | 2018-12-18 | 天津七二通信广播股份有限公司 | A kind of railway locomotive radio station test power supply and its implementation |
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