CN203606486U - Electric energy meter tester and system - Google Patents
Electric energy meter tester and system Download PDFInfo
- Publication number
- CN203606486U CN203606486U CN201320831027.6U CN201320831027U CN203606486U CN 203606486 U CN203606486 U CN 203606486U CN 201320831027 U CN201320831027 U CN 201320831027U CN 203606486 U CN203606486 U CN 203606486U
- Authority
- CN
- China
- Prior art keywords
- electric energy
- energy meter
- test lead
- test
- branch road
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 claims abstract description 106
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims description 6
- 238000002955 isolation Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses an electric energy meter tester and system, wherein the electric energy meter tester comprises a first testing end used for being connected with a communication module weak-current interface of an electric energy meter; a second testing end used for being connected with a communication module carrier coupling interface of the electric energy meter; and an alarm unit connected with the first testing end and the second testing end. The alarm unit sounds an alarm in the case that the first testing end and the second testing end are electrically conducted. The electric energy meter tester and system solve the problem in the prior art that the testing of the electric energy meter is relatively complex and further achieve the effect that the electric energy testing mode is simplified.
Description
Technical field
The utility model relates to field of electrical equipment, in particular to a kind of electric energy meter tester and system.
Background technology
At present, low-voltage collecting meter reading system downlink communication adopts full Wireless mode conventionally, that is: every embedded micropower wireless communication module of electric energy meter, and mutual networking is also communicated by letter with concentrator.For improving networking efficiency, ensure communication quality, in key node or ammeter discrete areas, need to use external antenna module.At present external antenna has two kinds, and one is that bar-shaped, one is sucker antenna.If ammeter strong and weak electricity is not isolated or isolation effect is not good, will directly cause antenna charged, bring the risk of serious potential safety hazard or electric shock to ammeter setter and user.
For avoiding occurring above-mentioned potential safety hazard and electric shock accidents, conventionally adopt range estimation mode or multimeter metering system to detect electric energy meter, but range estimation mode need to be opened electric energy meter shell and observe circuit layout and optocoupler, not only strongly professional, time-consuming, but also need under authorization conditions, open lead sealing; And multimeter metering system needs special contact pin to contact with the indicator of electric energy meter, design specialist is strong, and not easy to operate.
For the problem of the test more complicated of electric energy meter in correlation technique, effective solution is not yet proposed at present.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of electric energy meter tester and system, to solve the problem of test more complicated of electric energy meter in prior art.
To achieve these goals, according to an aspect of the present utility model, provide a kind of electric energy meter tester, having comprised: the first test lead, for connecting the communication module light current interface of electric energy meter; The second test lead, for connecting the communication module carrier wave coupling interface of electric energy meter; And alarm unit, be all connected with the second test lead with the first test lead, wherein, in the situation that electrically conducting appears in the first test lead and the second test lead, alarm unit is reported to the police.
Further, alarm unit comprises: power supply, and first end is connected with the first test lead; And warning branch road, be connected between second end and the second test lead of power supply.
Further, warning branch road comprises the first warning branch road and the second warning branch road, is all connected between second end and the second test lead of power supply.
Further, the first warning branch road comprises: light emitting diode, and negative electrode is connected with the second test lead; And first resistance, being connected between the anode of light emitting diode and the second end of power supply, the second warning branch road comprises: hummer, first end is connected to first node, wherein, the node between the negative electrode that first node is light emitting diode and the second test lead; And second resistance, be connected between second end and Section Point of hummer, wherein, Section Point is the node between the first resistance and power supply the second end.
Further, the first test lead is for connecting the earth terminal of communication module light current interface, and the second test lead is for connecting the earth terminal of communication module carrier wave coupling interface.
Further, electric energy meter tester also comprises: detector switch, is connected between the first test lead and the second test lead.
Further, detector switch is button detector switch.
Further, the first test lead and the second test lead are test probe.
To achieve these goals, according on the other hand of the present utility model, provide a kind of electric energy meter test system, having comprised: electric energy meter; And detecting device, wherein, any electric energy meter tester that detecting device provides for the utility model foregoing.
The utility model adopts the electric energy meter tester with following structure: the first test lead, for connecting the communication module light current interface of electric energy meter; The second test lead, for connecting the communication module carrier wave coupling interface of electric energy meter; And alarm unit, be all connected with the second test lead with the first test lead, wherein, in the situation that electrically conducting appears in the first test lead and the second test lead, alarm unit is reported to the police.By the electric energy meter tester of above structure, occur that at electric energy meter strong and weak electricity do not isolate, or in the not good situation of isolation effect, between communication module light current interface and communication module carrier wave coupling interface, there will be electric straight-through, like this, there is electrically conducting in the first test lead and the second test lead, the alarm circuit conducting of alarm unit, produce and report to the police, realize the test to electric energy meter isolation effect, test mode for electric energy meter in prior art relatively, electric energy meter tester provided by the utility model has simple in structure, the effect of convenient test, solve the problem of the test more complicated of electric energy meter in prior art, and then reach the effect of simplifying power test mode.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the electric energy meter tester of the utility model embodiment; And
Fig. 2 is according to the schematic diagram of the electric energy meter tester of the utility model preferred embodiment.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
The utility model embodiment provides a kind of electric energy meter tester, below electric energy meter tester that the utility model embodiment is provided be specifically introduced:
Fig. 1 is according to the schematic diagram of the electric energy meter tester of the utility model embodiment, and as shown in Figure 1, this electric energy meter tester mainly comprises the first test lead 10, the second test lead 20 and alarm unit 30.Wherein:
The first test lead 10, for connecting the communication module light current interface XS1 of electric energy meter, particularly, is connected in the earth terminal of communication module light current interface XS1.The second test lead 20, for connecting the communication module carrier wave coupling interface XS2 of electric energy meter, particularly, is connected in the earth terminal of communication module carrier wave coupling interface XS2.Alarm unit 30 is all connected with the second test lead 20 with the first test lead 10, and wherein, in the situation that electrically conducting appears in the first test lead 10 and the second test lead 20, alarm unit 30 is reported to the police.
By the electric energy meter tester of above structure, occur that at electric energy meter strong and weak electricity do not isolate, or in the not good situation of isolation effect, between communication module light current interface XS1 and communication module carrier wave coupling interface XS2, there will be electric straight-through, conducting between U0 and U1, like this, there is electrically conducting in the first test lead 10 and the second test lead 20, the alarm circuit conducting of alarm unit 30, produce and report to the police, realize the test to electric energy meter isolation effect, test mode for electric energy meter in prior art relatively, the electric energy meter tester that the utility model embodiment provides has simple in structure, the effect of convenient test, solve the problem of the test more complicated of electric energy meter in prior art, and then reach the effect of simplifying power test mode.
Fig. 2 is according to the schematic diagram of the electric energy meter tester of the utility model preferred embodiment, as shown in Figure 2, the alarm unit 30 of the electric energy meter tester in the preferred embodiment comprises power supply 31 and warning branch road 32, wherein, warning branch road 32 has audible alarm branch road and light warning branch road, particularly:
The first end of power supply 31 is connected with the first test lead 10, in the utility model embodiment, power supply 31 can be dry battery power, can be also that other can provide galvanic power supply, and the negative pole that has schematically shown power supply 31 in Fig. 2 is connected with the first test lead 10.32 of warning branch roads are connected between second end and the second test lead 20 of power supply 31, wherein, light warning branch road (, the first warning branch road 321) and audible alarm branch road (, the second warning branch road 322) are all connected between second end and the second test lead 20 of power supply 31.The first warning branch road 321 mainly comprises light emitting diode L and the first resistance R 1, the second warning branch road 322 mainly comprises hummer B and the second resistance R 2, situation about being connected with the first test lead 10 for the negative pole of power supply 31, the negative electrode of light emitting diode L is connected with the second test lead 20, the first resistance R 1 is connected between the anode of light emitting diode L and the second end of power supply 31, the first end of hummer B is connected to first node, wherein, first node is the node between negative electrode and the second test lead 20 of light emitting diode L, the second resistance R 2 is connected between the second end and Section Point of hummer B, wherein, Section Point is the node between the first resistance R 1 and power supply 31 second ends.
The electric energy meter tester that the preferred embodiment provides, by audible alarm branch road and light warning branch road are set in alarm unit 30, realized between communication module light current interface XS1 and communication module carrier wave coupling interface XS2, there will be electric straight-through in the situation that, tester can be reported to the police by audible alarm mode and light type of alarm simultaneously, with quicklook test result is fed back to tester.
Further, electric energy meter tester also comprises detector switch S, and this detector switch S is connected between the first test lead 10 and the second test lead 20.Wherein, in the utility model embodiment, detector switch S can be button detector switch.
In the case of the warning branch road of alarm unit 30 is all normally worked, when after Pen-down detection switch S, no matter between communication module light current interface XS1 and communication module carrier wave coupling interface XS2, whether occur electric straight-through, the first test lead 10 and the second test lead 20 also all there will be electrically conducting, the alarm circuit conducting of alarm unit 30, produces and reports to the police.If but the warning branch road of alarm unit 30 breaks down,, after Pen-down detection switch S, can not produce warning.Therefore.By between the first test lead 10 and the second test lead 20, detector switch S being set, realize whether warning branch road can normally be worked and be detected, and then avoided the test of electric energy meter to occur erroneous judgement, reach the accuracy that electric energy meter test is provided.
Further, in the utility model embodiment, the first test lead 10 and the second test lead 20 can be all test probe.
By the first test lead 10 and the second test lead 20 are set to test probe, electric energy meter is carried out in test process, can between test probe is inserted in the module storehouse of electric energy meter, if electric energy meter is not made strong and weak electricity isolation design, electric energy meter is straight-through, tester circuitry forms loop, alarm lamp flicker, hummer buzzing.If electric energy meter has been made strong and weak electricity isolation design, electric energy meter isolation, tester circuitry does not form loop, and alarm free signal produces.This kind is directly inserted by test probe the mode that electric energy meter is tested, has reached the test mode of further simplification electric energy meter.
In addition, the utility model embodiment also provides a kind of electric energy meter test system, and this electric energy meter test system comprises electric energy meter and tester, and wherein, tester can be any electric energy meter tester that the utility model embodiment foregoing provides.
As can be seen from the above description, the utility model has been realized simplification power test mode, guarantees the effect of test accuracy.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. an electric energy meter tester, is characterized in that, comprising:
The first test lead (10), for connecting the communication module light current interface of described electric energy meter;
The second test lead (20), for connecting the communication module carrier wave coupling interface of described electric energy meter; And
Alarm unit (30), all be connected with described the second test lead (20) with described the first test lead (10), wherein, in the situation that electrically conducting appears in described the first test lead (10) and described the second test lead (20), described alarm unit (30) is reported to the police.
2. electric energy meter tester according to claim 1, is characterized in that, described alarm unit (30) comprising:
Power supply (31), first end is connected with described the first test lead (10); And
Warning branch road (32), is connected between second end and described the second test lead (20) of described power supply (31).
3. electric energy meter tester according to claim 2, it is characterized in that, described warning branch road (32) comprises the first warning branch road (321) and the second warning branch road (322), is all connected between second end and described the second test lead (20) of described power supply (31).
4. electric energy meter tester according to claim 3, is characterized in that,
Described the first warning branch road (321) comprising:
Light emitting diode (L), negative electrode is connected with described the second test lead (20); And
The first resistance (R1), is connected between the anode of described light emitting diode (L) and the second end of described power supply (31),
Described the second warning branch road (322) comprising:
Hummer (B), first end is connected to first node, and wherein, described first node is the node between negative electrode and described second test lead (20) of described light emitting diode (L); And
The second resistance (R2), is connected between second end and Section Point of described hummer (B), and wherein, described Section Point is the node between described the first resistance (R1) and described power supply (31) second ends.
5. electric energy meter tester according to claim 1, is characterized in that:
Described the first test lead (10) is for connecting the earth terminal of described communication module light current interface,
Described the second test lead (20) is for connecting the earth terminal of described communication module carrier wave coupling interface.
6. electric energy meter tester according to claim 1, is characterized in that, described electric energy meter tester also comprises:
Detector switch (S), is connected between described the first test lead (10) and described the second test lead (20).
7. electric energy meter tester according to claim 6, is characterized in that, described detector switch (S) is button detector switch.
8. electric energy meter tester according to claim 1, is characterized in that, described the first test lead (10) and described the second test lead (20) are test probe.
9. an electric energy meter test system, is characterized in that, comprising:
Electric energy meter; And
Detecting device, wherein, described detecting device is the electric energy meter tester described in any one in claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831027.6U CN203606486U (en) | 2013-12-16 | 2013-12-16 | Electric energy meter tester and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320831027.6U CN203606486U (en) | 2013-12-16 | 2013-12-16 | Electric energy meter tester and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203606486U true CN203606486U (en) | 2014-05-21 |
Family
ID=50719151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320831027.6U Expired - Lifetime CN203606486U (en) | 2013-12-16 | 2013-12-16 | Electric energy meter tester and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203606486U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777173A (en) * | 2013-12-31 | 2014-05-07 | 宁波三星电气股份有限公司 | Test tool for electric energy meter carrier module |
| CN104714204A (en) * | 2013-12-16 | 2015-06-17 | 国家电网公司 | Electric energy meter testing device and system |
-
2013
- 2013-12-16 CN CN201320831027.6U patent/CN203606486U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714204A (en) * | 2013-12-16 | 2015-06-17 | 国家电网公司 | Electric energy meter testing device and system |
| CN103777173A (en) * | 2013-12-31 | 2014-05-07 | 宁波三星电气股份有限公司 | Test tool for electric energy meter carrier module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203241470U (en) | Direct current electroscope and direct current electroscopy system | |
| CN203606486U (en) | Electric energy meter tester and system | |
| CN211478533U (en) | Electrical safety detection device and intelligent socket | |
| CN209311572U (en) | A kind of electric automobile insulation resistance detecting circuit based on Injection Signal | |
| CN203551719U (en) | Polarity detection device for current transformer | |
| CN201955454U (en) | Test device for electric performance of battery pack | |
| CN204832412U (en) | Novel combined instrument transformer polarity test appearance | |
| CN104897954A (en) | Multipath intelligent gas meter quiescent current automatic detection device | |
| CN204631119U (en) | Multi-way intelligence gas meter, flow meter quiescent current automatic detection device | |
| CN202453444U (en) | Automobile wire harness short-circuit detection device | |
| CN104714204A (en) | Electric energy meter testing device and system | |
| CN212083530U (en) | Improved high-voltage electroscope | |
| CN208076557U (en) | A kind of multi-functional automobile-used test pen | |
| CN207924008U (en) | A kind of electroscope with contact detection | |
| CN208984783U (en) | Detection system is used in a kind of assembly of lithium battery group | |
| CN209070048U (en) | Current transformer device for detecting polarity with self-test circuit | |
| CN203204767U (en) | Contact type wireless temperature measurement and electrical fire detection system | |
| CN201876529U (en) | Battery performance testing device | |
| CN203732714U (en) | Test tool for carrier module of electric energy meter | |
| CN207851193U (en) | Detector wire with detection of electrical leakage | |
| CN211014601U (en) | Induction type secondary cable is to core appearance | |
| CN205539282U (en) | Electricity force measuring instrument | |
| CN204203434U (en) | A kind of battery voltage detector with voice prompting function | |
| CN216449649U (en) | Electric leakage detection circuit, structure and electric leakage alarm system | |
| CN204258723U (en) | A kind of energy consumption detection system of photovoltaic generation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |