CN206788264U - A kind of DC distribution product tester - Google Patents
A kind of DC distribution product tester Download PDFInfo
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- CN206788264U CN206788264U CN201720439354.5U CN201720439354U CN206788264U CN 206788264 U CN206788264 U CN 206788264U CN 201720439354 U CN201720439354 U CN 201720439354U CN 206788264 U CN206788264 U CN 206788264U
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Abstract
It the utility model is related to a kind of DC distribution product tester, including voltage output module, current output module, D.C. voltmeter, DC ammeter；DC voltage, DC current can be provided to tested DC distribution product, and DC current output is adjustable.Test device has volometer in itself, by the way that the voltage x current indicated by test device is compared with the voltage x current indicated by tested DC distribution product, realize and the circuit pathways for being tested DC distribution product are tested, so as to meet production process test verification need of work.The utility model is that one kind of traditional DC distribution production test equipment is integrated and improved, and by the effective integration to a variety of test functions, drastically increases testing efficiency, and improve the normalization of test operation.Simultaneously as eliminating the test load of tested DC distribution product, thus also there is safe and energy-saving, compact, be easily moved.
Description
Technical field
It the utility model is related to the test equipment of communication distribution products, especially a kind of DC distribution product being be easily moved
Production process test device, specifically a kind of DC distribution product tester.
Background technology
At present, the test equipment of DC distribution product is mostly distributed, and each test equipment function is more single, is surveyed
More people are frequently necessary to during examination while check each gauge outfit, test site wiring is more chaotic, is powered when testing and potential safety hazard be present,
Testing efficiency is low, 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
Various test equipments are integrated, a kind of multiple functional, easy to operate, safe and power saving, compact is developed, is be easily moved
Integrated form test equipment.
The content of the invention
The purpose of this utility model is in view of the shortcomings of the prior art, there is provided a kind of DC distribution product tester, can
It is easy to operate by various main test function effective integrations, testing efficiency is drastically increased, and improve test operation
It is normative.Due to eliminating the test load of tested DC distribution product, thus also have safe and energy-saving, compact,
The features such as being be easily moved.
The technical solution of the utility model is：
A kind of DC distribution product tester, including it is voltage output module, current output module, D.C. voltmeter, straight
Flow ammeter；The D.C. voltmeter is in parallel with the voltage output module, and the DC ammeter exports with the electric current
Module is in series.
Further, the voltage output module includes the AC-DC converter that 1 220V exchange turns 48V direct currents, 1
220V input sockets, 1 p- 48V output wiring terminals.The AC-DC converter input is connected with 220V input sockets, and it is exported
End is connected with -48V output wiring terminals.48V direct current supplys are exported according to -48V connections, for being supplied to tested DC distribution product
Operating voltage；12V DC by isolation is used for constant current source power supply.
Further, the current output module includes the AC-DC isolated converters that 1 220V exchange turns 12V DC, and 1
Individual tabilized current power supply, 1 220V input socket, 1 pair of constant-current source export lead-in clamp.The AC-DC isolated converters input
End is connected with 220V input sockets, and its output end is connected with tabilized current power supply.The tabilized current power supply is mutually gone here and there with DC ammeter
Connection, and export the output end in lead-in clamp with the constant-current source and be connected；The other end of the DC ammeter is connected to perseverance
Input in stream source output lead-in clamp.The tabilized current power supply includes 1 (can also be multiple) 8A adjustable constant-flow
Source module.Constant-current source output size is adjustable, for providing electric current to tested DC distribution product, playing the effect of simulation workload
Fruit.DC distribution product need not be tested due to operating current needed for tested DC distribution product can be provided, during so as to work
With load.
Further, the direct current ampere-voltage meter is connected with the output of the AC-DC converter using parallel way, described
Tabilized current power supply is connected using series system described in DC ammeter.Direct current ampere-voltage meter and DC ammeter are as standard metering
Ammeter, for being compared with the voltage and current value indicated by tested DC distribution product.
The beneficial effects of the utility model：
The utility model is designed reasonably, it is easy to operate, by the effective integration to a variety of test functions, drastically increase
Testing efficiency, and improve the normalization of test operation.Simultaneously as the test load of tested DC distribution product is eliminated,
Thus also there is safe and energy-saving, compact, be easily moved.
Brief description of the drawings
Fig. 1 is logical schematic of the present utility model.
Fig. 2 is application schematic diagram of the present utility model.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in figure 1, being embodiment of the present utility model, the DC distribution product tester includes voltage output mould
Block, current output module, D.C. voltmeter, DC ammeter；The voltage output module includes 1 220V exchange, and to turn 48V straight
The AC-DC converter (model S-360-48) of stream, 1 220V input socket, 1 p- 48V output wiring terminals.48V direct currents supply
Electricity output is according to -48V connections, for being supplied to tested DC distribution product operating voltage.The current output module includes 1
220V exchanges the AC-DC isolated converters (model S-120-12) for turning 12V DC, 1 tabilized current power supply (model SH-
PWS2 (8A)), 1 220V input socket, 1 pair of constant-current source exports lead-in clamp.12V DC by isolation is used for constant current
Source powers.The tabilized current power supply includes 1 (can also be multiple) 8A constant current source module, and constant-current source output size is adjustable,
For providing electric current to tested DC distribution product, playing the effect of simulation workload.
The direct current ampere-voltage meter is connected with the output of the AC-DC converter using parallel way, the DC current
Tabilized current power supply is connected using series system described in table.Direct current ampere-voltage meter and DC ammeter are used as standard metering ammeter
It is compared in the voltage and current value indicated by tested DC distribution product, is by the voltage, the current value that compare both
It is no consistent, realize and the circuit pathways for being tested DC distribution product are tested.
As shown in Fig. 2 being the application example of test process of the present utility model, its test philosophy is：Tested DC distribution
Product requirement is -48V DC distribution products, and such as DC distributor, direct current first cabinet of each row, such distribution products generally are equipped with directly
Ampere-voltage meter, DC ammeter.When to the distribution products plus operating voltage, operating current, if voltmeter, ammeter refer to
Show normally, then illustrate that the circuit pathways such as I/O channel, the measure voltage ＆ current of the distribution products are working properly.Use this reality
With new test device, -48V DC voltage can be added to being tested distribution products, and to being tested DC distribution product
Plus test electric current (such as 8A), test device has volometer in itself, by the voltage x current indicated by test device
It is compared with the voltage x current indicated by tested DC distribution product, realizes and the circuit pathways for being tested DC distribution product are entered
Row test.
The utility model is that one kind of traditional DC distribution production test equipment is integrated and improved, test device
DC voltage, DC current can be provided to tested DC distribution product, and average anode current is adjustable, meets production process
Test verification need of work.Due to the operating current of tested DC distribution product can be provided, so as to eliminate load for testing
Equipment, not only compact, be easily moved, also have the characteristics that more safe and energy-saving.
The utility model is not directed to partly same as the prior art or can realized using prior art.
Claims (3)
- A kind of 1. DC distribution product tester, it is characterized in that the test device includes voltage output module, electric current output mould Block, D.C. voltmeter, DC ammeter；The D.C. voltmeter is in parallel with the voltage output module, the DC current Table is in series with the current output module.
- 2. DC distribution product tester according to claim 1, it is characterized in that the voltage output module includes 1 220V exchanges the AC-DC converter for turning 48V direct currents, 1 220V input socket, 1 p- 48V output wiring terminals；The AC-DC becomes Parallel operation input is connected with 220V input sockets, and its output end is connected with -48V output wiring terminals.
- 3. DC distribution product tester according to claim 1, it is characterized in that the current output module includes 1 220V, which is exchanged, turns the AC-DC isolated converters of 12V DC, 1 tabilized current power supply, 1 220V input socket, and 1 pair of constant-current source is defeated Go out lead-in clamp；The AC-DC isolated converters input is connected with 220V input sockets, its output end and tabilized current power supply It is connected；The tabilized current power supply is in series with DC ammeter, and exports the output end in lead-in clamp with the constant-current source It is connected；The other end of the DC ammeter is connected to the input in constant-current source output lead-in clamp.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621405538 | 2016-12-21 | ||
| CN2016214055381 | 2016-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206788264U true CN206788264U (en) | 2017-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720439354.5U Active CN206788264U (en) | 2016-12-21 | 2017-04-25 | A kind of DC distribution product tester |
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| CN (1) | CN206788264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226665A (en) * | 2016-12-21 | 2018-06-29 | 中通服节能技术服务有限公司 | A kind of DC distribution product test method |
| 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
- 2017-04-25 CN CN201720439354.5U patent/CN206788264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226665A (en) * | 2016-12-21 | 2018-06-29 | 中通服节能技术服务有限公司 | A kind of DC distribution product test method |
| 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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