CN210377830U - Multi-path low-voltage carrier communication copying and controlling switching device - Google Patents
Multi-path low-voltage carrier communication copying and controlling switching device Download PDFInfo
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- CN210377830U CN210377830U CN201921707180.1U CN201921707180U CN210377830U CN 210377830 U CN210377830 U CN 210377830U CN 201921707180 U CN201921707180 U CN 201921707180U CN 210377830 U CN210377830 U CN 210377830U
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- 238000001514 detection method Methods 0.000 claims abstract description 25
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Abstract
The utility model relates to an intelligent electric meter detects technical field, is a multichannel low pressure carrier communication copies accuse auto-change over device, and it includes that communication unit, automatic switch-over unit and a plurality of carrier wave copy accuse unit, and every carrier wave copies the carrier wave detection specification of accuse unit and all inequality, and automatic switch-over unit copies accuse unit connection with every carrier wave respectively, copies accuse unit to the carrier wave and switches, and every carrier wave copies accuse unit and all is connected with communication unit. The utility model has the advantages of being simple in structure and convenient in use, realized the automatic selection of a plurality of various specifications copy the accuse ware according to smart electric meter's type, need not continuous artifical manual selection in every test and copy the accuse ware to manual access test circuit, thereby increased detection efficiency, reduced the error that manual operation brought, avoided a plurality of copy the accuse ware while working to copy production interference between the accuse ware, caused the unsafe problem of detection.
Description
Technical Field
The utility model relates to an intelligent electric meter detects technical field, is a multichannel low pressure carrier communication copies accuse auto-change over device.
Background
The smart power grid is a key construction project of the national power grid in recent years, the smart electric meter is a metering and control terminal of the smart power grid, and with the large popularization and application of the smart electric meter, a mechanism for bearing the detection of the smart electric meter needs to detect an added carrier communication function at the same time. However, at present, the carrier wave techniques adopted by the smart meters of different manufacturers are different, the smart meters and the acquisition terminals in the same technical scheme can realize communication, but the smart meters and the acquisition terminals in different technical schemes cannot communicate with each other and may generate interference.
The carrier communication detection mode of the existing intelligent electric meter is manual detection, namely, according to the carrier technology adopted by the intelligent electric meter, the carrier communication copying and controlling equipment corresponding to the intelligent electric meter is manually selected and connected with the intelligent electric meter, so that the carrier communication copying and controlling is completed. This mode all needs the manual work to change the carrier wave of correspondence when every detects a heterogeneous smart electric meter and copies accuse equipment, causes detection efficiency low, easily appears the manual change mistake.
Disclosure of Invention
The utility model provides a multichannel low pressure carrier communication copies accuse auto-change over device has overcome above-mentioned prior art not enough, and it can effectively solve the problem that inefficiency, the easy mistake of current artifical smart electric meter low pressure carrier communication detection mode existence.
The technical scheme of the utility model is realized through following measure: a multi-path low-voltage carrier communication copying and controlling switching device comprises a communication unit, an automatic switching unit and a plurality of carrier copying and controlling units, wherein the carrier detection specifications of each carrier copying and controlling unit are different, the automatic switching unit is respectively connected with each carrier copying and controlling unit to switch the carrier copying and controlling units, and each carrier copying and controlling unit is connected with the communication unit.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the carrier wave copying and controlling unit can comprise a first relay, a second relay and a copying controller, the automatic switching unit is respectively connected with a first relay coil and a second relay coil, a normally open contact of the first relay is connected with the copying controller, and the copying controller is connected with the communication unit through the normally open contact of the second relay.
The automatic switching unit can comprise a control module and a switching module, wherein the control module is connected with the switching module, and the switching module is respectively connected with each carrier reading and controlling unit.
The switching module can be a selector switch provided with a plurality of gears, the number of the gears is the same as that of the carrier reading and controlling units, and each gear of the selector switch is connected with one carrier reading and controlling unit.
The communication unit may be an RS232 communication interface.
The utility model has the advantages of being simple in structure and convenient in use, realized the automatic selection of a plurality of various specifications copy the accuse ware according to smart electric meter's type, need not continuous artifical manual selection in every test and copy the accuse ware to manual access test circuit, thereby increased detection efficiency, reduced the error that manual operation brought, avoided a plurality of copy the accuse ware while working to copy production interference between the accuse ware, caused the unsafe problem of detection.
Drawings
Fig. 1 is a schematic circuit diagram of the preferred embodiment of the present invention.
The codes in the figures are respectively: k1 is first relay coil, and K2 is the second relay coil, and K11 is first relay normally open contact, and K21 is first relay normally open contact.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1, the multi-path low-voltage carrier communication copying and controlling switching device includes a communication unit, an automatic switching unit and a plurality of carrier copying and controlling units, wherein the carrier detection specifications of each carrier copying and controlling unit are different, the automatic switching unit is respectively connected with each carrier copying and controlling unit to switch the carrier copying and controlling units, and each carrier copying and controlling unit is connected with the communication unit.
The automatic switching unit is used for judging the carrier reading control unit which needs to perform low-voltage carrier detection according to the parameter specification of the intelligent electric meter and completing switching between the carrier reading control units according to the judgment result. The communication unit is used for connecting each carrier reading and controlling unit with a computer for analyzing the detection result, so that the detection data of the carrier reading and controlling unit is uploaded to the computer for analyzing the detection result and storing the detection data.
The utility model discloses a use includes:
1. the utility model is characterized in that all the carrier reading and controlling units of the utility model are connected with the intelligent ammeter to be tested, and the communication unit is connected with the computer, so that each carrier reading and controlling unit and the intelligent ammeter to be tested, the communication unit and the computing mechanism form a detection loop, but all the carrier reading and controlling units are in a disconnected state at the moment;
2. the automatic switching unit acquires the specification parameters of the intelligent electric meter to be tested (which can be input by a worker or acquired from a database), judges the specification parameters of the intelligent electric meter to be tested to obtain a carrier reading and controlling unit to be used, and controls the carrier reading and controlling unit to be accessed to a detection loop where the carrier reading and controlling unit is located to complete switching;
3. and the carrier wave reading and controlling unit detects the intelligent electric meter to be detected and uploads the detection data to the computer.
The utility model has the advantages of being simple in structure and convenient in use, realized the automatic selection of a plurality of various specifications copy the accuse ware according to smart electric meter's type, need not continuous artifical manual selection in every test and copy the accuse ware to manual access test circuit, thereby increased detection efficiency, reduced the error that manual operation brought, avoided a plurality of copy the accuse ware while working to copy production interference between the accuse ware, caused the unsafe problem of detection.
The multi-path low-voltage carrier communication copy control switching device can be further optimized or/and improved according to actual needs:
as shown in fig. 1, the carrier wave copying unit comprises a first relay, a second relay and a copying controller, the automatic switching unit is respectively connected with a first relay coil K1 and a second relay coil K2, a normally open contact K11 of the first relay is connected with the copying controller, and the copying controller is connected with the communication unit through a normally open contact K21 of the second relay.
And the carrier detection specifications of the copy controllers in each carrier copy control unit are different.
During specific work, the intelligent electric meter to be tested is respectively connected with the first relay normally-open contact K11 of each carrier wave reading control unit, so that the intelligent electric meter to be tested, the first relay normally-open contact K11, the reading controller, the second relay normally-open contact K21 and the communication unit form a detection loop; and in the initial state, the first relay normally-open contact K11 and the second relay normally-open contact K21 in each carrier wave copy control unit are in an open state. The automatic switching unit completes the switching of the carrier wave copying control unit by controlling whether the first relay coil K1 and the second relay coil K2 in the carrier wave copying control unit are electrified or not.
As shown in fig. 1, the automatic switching unit includes a control module and a switching module, the control module is connected to the switching module, and the switching module is connected to each carrier reading and controlling unit.
The control module can be an upper computer and is used for acquiring the specification parameters of the intelligent electric meter to be tested and judging the specification parameters of the intelligent electric meter to be tested to obtain the carrier reading and controlling unit to be used. The switching module is a known prior art and can be a selector switch provided with a plurality of gears, and the control module can control the on and off of each gear of the selector switch; each gear corresponds to one carrier reading and controlling unit.
According to the requirement, the switching module is a selector switch provided with a plurality of gears, the number of the gears is the same as that of the carrier copying control units, and each gear of the selector switch is connected with one carrier copying control unit.
And the communication unit is an RS232 communication interface according to requirements.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (6)
1. The multi-path low-voltage carrier communication copying and controlling switching device is characterized by comprising a communication unit, an automatic switching unit and a plurality of carrier copying and controlling units, wherein the carrier detection specifications of each carrier copying and controlling unit are different, the automatic switching unit is respectively connected with each carrier copying and controlling unit to switch the carrier copying and controlling units, and each carrier copying and controlling unit is connected with the communication unit.
2. The multi-path low-voltage carrier communication copy-control switching device according to claim 1, wherein the carrier copy-control unit comprises a first relay, a second relay and a copy controller, the automatic switching unit is respectively connected with a first relay coil and a second relay coil, a normally open contact of the first relay is connected with the copy controller, and the copy controller is connected with the communication unit through the normally open contact of the second relay.
3. The multi-path low-voltage carrier communication copying and controlling switching device according to claim 1 or 2, wherein the automatic switching unit comprises a control module and a switching module, the control module is connected with the switching module, and the switching module is respectively connected with each carrier copying and controlling unit.
4. The multi-path low-voltage carrier communication copying and controlling switching device according to claim 3, wherein the switching module is a selector switch provided with a plurality of gears, the number of the gears is the same as that of the carrier copying and controlling units, and each gear of the selector switch is connected with one carrier copying and controlling unit.
5. The multi-path low-voltage carrier communication copying and controlling switching device according to claim 1, 2 or 4, wherein the communication unit is an RS232 communication interface.
6. The multi-path low-voltage carrier communication copy control switching device according to claim 3, wherein the communication unit is an RS232 communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921707180.1U CN210377830U (en) | 2019-10-12 | 2019-10-12 | Multi-path low-voltage carrier communication copying and controlling switching device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921707180.1U CN210377830U (en) | 2019-10-12 | 2019-10-12 | Multi-path low-voltage carrier communication copying and controlling switching device |
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| Publication Number | Publication Date |
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| CN210377830U true CN210377830U (en) | 2020-04-21 |
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| CN201921707180.1U Active CN210377830U (en) | 2019-10-12 | 2019-10-12 | Multi-path low-voltage carrier communication copying and controlling switching device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002643A (en) * | 2021-11-25 | 2022-02-01 | 国网北京市电力公司 | Electric energy meter detection method and device, electronic equipment and computer readable storage medium |
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2019
- 2019-10-12 CN CN201921707180.1U patent/CN210377830U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002643A (en) * | 2021-11-25 | 2022-02-01 | 国网北京市电力公司 | Electric energy meter detection method and device, electronic equipment and computer readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210422 Address after: No. 200, Hengda street, Changchun middle road, high tech Zone (new urban district), Urumqi, Xinjiang Uygur Autonomous Region Patentee after: Marketing service center of State Grid Xinjiang Electric Power Co., Ltd. (capital intensive center, metering center) Patentee after: STATE GRID CORPORATION OF CHINA Address before: 830011 New District of Urumqi, the Xinjiang Uygur Autonomous Region (high tech Zone) 200 Hengda street, Changchun road. Patentee before: STATE GRID XINJIANG ELECTRIC POWER CO., LTD., ELECTRIC POWER Research Institute Patentee before: STATE GRID CORPORATION OF CHINA |
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| TR01 | Transfer of patent right |