CN202126475U - Judgment instrument for on-site wiring faults - Google Patents
Judgment instrument for on-site wiring faults Download PDFInfo
- Publication number
- CN202126475U CN202126475U CN201120193106XU CN201120193106U CN202126475U CN 202126475 U CN202126475 U CN 202126475U CN 201120193106X U CN201120193106X U CN 201120193106XU CN 201120193106 U CN201120193106 U CN 201120193106U CN 202126475 U CN202126475 U CN 202126475U
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- China
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- appearance
- error connection
- microprocessor
- spot
- spot error
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Abstract
The utility model provides a judgment instrument for on-site wiring faults, which is used for solving the problem of high using cost existing in a device for judging the on-site wiring faults in the prior art and comprises a microprocessor used for judging whether wiring of a device to be tested at the site is correct according to acquired measurement signals of a circuit which the device to be tested is arranged in at the site. A voltage bleeder circuit unit is connected with the microprocessor to acquire the voltage signals of the circuit which the device to be tested is arranged in at the site. The judgment instrument for on-site wiring faults further comprises a voltage wiring connector arranged on the voltage bleeder circuit unit. By adopting the technical scheme, the judgment instrument for on-site wiring faults is favorable for use cost reduction, simple to operate and capable of being used by any person and any position.
Description
Technical field
The utility model relates to a kind of on-the-spot error connection and judges appearance.
Background technology
At present, equipment such as on-site calibrator or in-situs tester are mainly passed through in the judgement of on-the-spot error connection, these equipment prices are expensive, and complex operation needs could realize safe operation through the staff of special training.
According to above-mentioned way of the prior art, the existing equipment that on-the-spot error connection is judged needs to operate through the staff of special training, otherwise causes occurring security incident easily, has increased the use cost of existing equipment.
In the prior art, there is the high problem of use cost in the existing equipment that on-the-spot error connection is judged, does not propose effective solution at present as yet.
Summary of the invention
The fundamental purpose of the utility model provides a kind of on-the-spot error connection and judges appearance, has the high problem of use cost to solve the equipment of in the prior art on-the-spot error connection being judged.
To achieve these goals, the utility model provides a kind of on-the-spot error connection to judge appearance.
The on-the-spot error connection of the utility model judges that appearance comprises: microprocessor is used for judging according to the measuring-signal of the device on-the-spot to be measured place circuit that is collected whether the wiring of said scene device to be measured is correct; The voltage branch circuit unit is connected with said microprocessor, is used for the voltage signal of collection site device to be measured place circuit; Voltage line interface is arranged on the said voltage branch circuit unit.
Further, said on-the-spot error connection judges that appearance also comprises: the current transformer unit, be connected with said microprocessor, and be used for the current signal of collection site device to be measured place circuit; Electric current line interface is arranged on the said current transformer unit.
Further, said on-the-spot error connection judges that appearance also comprises the communication interface that is connected with said microprocessor.
Further, said on-the-spot error connection judges that appearance also comprises the input block that is connected with said microprocessor.
Further, said input block is one of keyboard, mouse, touch-screen or its combination in any.
Further, said on-the-spot error connection judges that appearance also comprises the display device that is connected with said microprocessor.
Further, said display device is a LCD display.
Further, said on-the-spot error connection judges that appearance also comprises the storage unit that is connected with said microprocessor, and said storage unit comprises FLASH storer and data-carrier store, wherein:
Said FLASH storer is used for storage system configuration file, program and database file;
Said data memory serves is stored the field data that summation current transformer unit, said voltage branch circuit unit is gathered.
Technical scheme according to the utility model; The on-the-spot error connection of the utility model judges that appearance is connected with on-the-spot device to be measured place circuit through the line interface that is arranged on the voltage branch circuit unit; The voltage signal of collection site device to be measured place circuit; And judge according to voltage signal whether the wiring of on-the-spot device to be measured is correct, simple to operate, use cost is low.
Description of drawings
Figure of description is used to provide the further understanding to the utility model, constitutes the application's a part, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is a structural representation of judging appearance according to the on-the-spot error connection of the utility model embodiment; And
Fig. 2 is the structural representation of storage unit among Fig. 1.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Fig. 1 is an example structure synoptic diagram of judging appearance 1 according to the on-the-spot error connection of the utility model embodiment.
As shown in Figure 1; The on-the-spot error connection of the utility model judges that appearance 1 mainly comprises: microprocessor 11, voltage branch circuit unit 12; Current transformer unit 13, storage unit 14, input block 15, communication interface 16 and display device 17, wherein; Voltage branch circuit unit 12 is provided with voltage line interface 121, and current transformer unit 13 is provided with electric current line interface 131.Communication interface 16 external host computers 2; Voltage line interface 121 and the electric current line interface 131 external scenes of difference device 3 to be measured.
In the present embodiment; Microprocessor 11 adopts the high speed arm processor; Be mainly used in measuring-signal according to the device on-the-spot to be measured that is collected 3 place circuit; Whether the wiring of judging on-the-spot device to be measured 3 is correct, and wherein, measuring-signal comprises the current signal of voltage signal summation current transformer unit 13 collections of gathering voltage branch circuit unit 12; The data that microprocessor 11 also is used to receive and processes voltage bleeder circuit unit 12, current transformer unit 13, input block 15 and communication interface 16 are transmitted, and the data storage after will receiving and handle is to storage unit 14 or output to display device 17 or upload to host computer 2 through communication interface 16.
In the present embodiment; The secondary side of voltage branch circuit unit 12 is connected with microprocessor 11; Primary side then is attempted by on the on-the-spot device to be measured 3 place circuit through voltage line interface 121, and proportionally converts the high voltage signal of scene device 3 place circuit to be measured to be suitable for microprocessor 11 processing low voltage signal.
In the present embodiment; What current transformer unit 13 adopted is instrument current transformer; Its secondary side is connected with microprocessor 11; Primary side then is serially connected on the on-the-spot device to be measured 3 place circuit through electric current line interface 131, and proportionally converts the high current signal of scene device 3 place circuit to be measured to be suitable for microprocessor 11 processing low current signal.
In the present embodiment, input block 15 is connected with microprocessor 11, and input block 15 can be one of keyboard, mouse, touch-screen or its combination in any.
In the present embodiment, display device 17 is connected with microprocessor 11, and what display device 17 adopted is the giant-screen LCD display, can realize that the LCD dot matrix shows that good display is arranged.
Fig. 2 is the structural representation of storage unit 14 among Fig. 1.
As shown in Figure 2, storage unit 14 is connected with microprocessor 11, and storage unit 14 comprises FLASH storer 141 and data-carrier store 142.
In the present embodiment, FLASH storer 141 is used for storage system configuration file, program and database file.
In the present embodiment; Data-carrier store 142 is used for the current signal of the device 3 on-the-spot to be measured that the voltage signal summation current transformer unit 13 of the device 3 on-the-spot to be measured that storage voltage bleeder circuit unit 12 gathers gathers, but the data after also storage microprocessor 11 is handled.
In the present embodiment, the on-the-spot error connection of the utility model judges that appearance 1 course of work is following:
At first, the voltage signal and the current signal of voltage branch circuit unit 12 summation current transformer unit, 13 difference collection sites device 3 place circuit to be measured;
Secondly, microprocessor 11 is analyzed voltage-phase and current phase according to voltage signal and current signal, and according to preset magnitude of voltage and current value, judges whether the wiring of on-the-spot device to be measured 3 is correct.
From above description; Can find out; The on-the-spot error connection of the utility model is judged voltage signal and the current signal of appearance through collection site device to be measured place circuit; And judge according to voltage signal and current signal whether the wiring of on-the-spot device to be measured is correct, simple to operate, can supply anyone, any post to use.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (8)
1. an on-the-spot error connection is judged appearance, it is characterized in that, comprising:
Microprocessor is used for judging according to the measuring-signal of the device on-the-spot to be measured place circuit that is collected whether the wiring of said scene device to be measured is correct;
The voltage branch circuit unit is connected with said microprocessor, is used for the voltage signal of collection site device to be measured place circuit;
Voltage line interface is arranged on the said voltage branch circuit unit.
2. on-the-spot error connection according to claim 1 is judged appearance, it is characterized in that, said on-the-spot error connection judges that appearance also comprises:
The current transformer unit is connected with said microprocessor, is used for the current signal of collection site device to be measured place circuit;
Electric current line interface is arranged on the said current transformer unit.
3. on-the-spot error connection according to claim 2 is judged appearance, it is characterized in that, said on-the-spot error connection judges that appearance also comprises the communication interface that is connected with said microprocessor.
4. on-the-spot error connection according to claim 2 is judged appearance, it is characterized in that, said on-the-spot error connection judges that appearance also comprises the input block that is connected with said microprocessor.
5. on-the-spot error connection according to claim 4 is judged appearance, it is characterized in that said input block is one of keyboard, mouse, touch-screen or its combination in any.
6. on-the-spot error connection according to claim 2 is judged appearance, it is characterized in that, said on-the-spot error connection judges that appearance also comprises the display device that is connected with said microprocessor.
7. on-the-spot error connection according to claim 6 is judged appearance, it is characterized in that said display device is a LCD display.
8. judge appearance according to each described on-the-spot error connection of claim 2 to 7; It is characterized in that; Said on-the-spot error connection judges that appearance also comprises the storage unit that is connected with said microprocessor, and said storage unit comprises FLASH storer and data-carrier store, wherein:
Said FLASH storer is used for storage system configuration file, program and database file;
Said data memory serves is stored the field data that summation current transformer unit, said voltage branch circuit unit is gathered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120193106XU CN202126475U (en) | 2011-06-09 | 2011-06-09 | Judgment instrument for on-site wiring faults |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120193106XU CN202126475U (en) | 2011-06-09 | 2011-06-09 | Judgment instrument for on-site wiring faults |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202126475U true CN202126475U (en) | 2012-01-25 |
Family
ID=45489541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120193106XU Expired - Lifetime CN202126475U (en) | 2011-06-09 | 2011-06-09 | Judgment instrument for on-site wiring faults |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202126475U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974263A (en) * | 2016-06-06 | 2016-09-28 | 珠海格力电器股份有限公司 | Motor wrong connection detection device and method |
| CN107966630A (en) * | 2017-11-10 | 2018-04-27 | 江苏固德威电源科技股份有限公司 | Ammeter current transformer connecting detection method applied to energy-storage system |
-
2011
- 2011-06-09 CN CN201120193106XU patent/CN202126475U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974263A (en) * | 2016-06-06 | 2016-09-28 | 珠海格力电器股份有限公司 | Motor wrong connection detection device and method |
| CN107966630A (en) * | 2017-11-10 | 2018-04-27 | 江苏固德威电源科技股份有限公司 | Ammeter current transformer connecting detection method applied to energy-storage system |
| CN107966630B (en) * | 2017-11-10 | 2020-07-28 | 江苏固德威电源科技股份有限公司 | Ammeter current transformer connection detection method applied to energy storage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120125 |
|
| CX01 | Expiry of patent term |