CN204229442U - A kind of electronic tag of mutual inductor - Google Patents
A kind of electronic tag of mutual inductor Download PDFInfo
- Publication number
- CN204229442U CN204229442U CN201420675450.6U CN201420675450U CN204229442U CN 204229442 U CN204229442 U CN 204229442U CN 201420675450 U CN201420675450 U CN 201420675450U CN 204229442 U CN204229442 U CN 204229442U
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- mutual inductor
- electronic tag
- label
- winding
- tag
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- 238000004804 winding Methods 0.000 claims description 24
- 239000011810 insulating material Substances 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 6
- 239000004734 Polyphenylene sulfide Substances 0.000 abstract description 2
- 239000003365 glass fiber Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 abstract description 2
- 238000002604 ultrasonography Methods 0.000 abstract description 2
- 238000013500 data storage Methods 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Burglar Alarm Systems (AREA)
Abstract
The utility model relates to a kind of electronic tag of mutual inductor, and described mutual inductor comprises current transformer and voltage transformer (VT); Described electronic tag comprises the label body, RFID label tag cavity and the label bonnet that is arranged on described mutual inductor that set gradually, adopts ultrasound wave to bond.Described label body is provided with the groove for stacking described RFID label tag cavity and bonnet successively; Described groove height is 1mm.The length of described label body is 60mm, and width is 38mm, is highly 2mm.Described RFID label tag cavity length is 40mm, and width is 18mm, is highly 0.3mm; Described bonnet length is 39.5mm, and width is 17.5mm, is highly 0.7mm.The material of described label body and bonnet is polyphenylene sulfide and glass fibre.The utility model makes mutual inductor to identify mutually; Reduce manual errors, avoid the problem substituting nameplate for another surreptitiously; Save manpower, simple to operate.
Description
Technical field:
The utility model relates to a kind of electronic tag, is specifically related to a kind of mutual inductor electronic tag.
Background technology:
Mutual inductor (instrument transformer) is also called instrument transformer, is the general designation of current transformer and voltage transformer (VT).High voltage can be become low-voltage, big current becomes small area analysis, for measuring or protection system.High voltage or big current scaling transformation are mainly become normal low voltage (100V) or standard small area analysis (5A or 1A by its function; all refer to ratings), to realize standardization, the miniaturization of measurement instrument, proterctive equipment and automatic control equipment.Mutual inductor also can be used to separate high-voltage system simultaneously, to ensure the safety of the person and equipment.
Along with electrical network construction and development fast, as electric current, the voltage transformer (VT) of the metering outfit in electric system, also there is increasing application.In existing daily power utility check work, the identification of mutual inductor is mainly come by manually contrasting mutual inductor nameplate.From current inspection situation, the phenomenon changing mutual inductor body and replacing nameplate happens occasionally, and this class behavior all has suitable disguise, relies on the experience of staff to find often.Therefore need to provide a kind of electronic tag of mutual inductor to solve the problem.
Utility model content:
The purpose of this utility model is to provide a kind of electronic tag of mutual inductor, and described mutual inductor identifies mutually according to electronic tag.
For achieving the above object, the utility model by the following technical solutions: a kind of electronic tag of mutual inductor, described mutual inductor comprises current transformer and voltage transformer (VT); Described electronic tag comprises the label body, RFID label tag cavity and the label bonnet that is arranged on described mutual inductor that set gradually.
The electronic tag of a kind of mutual inductor that the utility model provides, described label body is provided with the groove for stacking described RFID label tag cavity and bonnet successively; Described depth of groove is 1mm.
The electronic tag of a kind of mutual inductor that the utility model provides, the length of described label body is 60mm, and width is 38mm, is highly 2mm.
The electronic tag of another preferred a kind of mutual inductor that the utility model provides, described RFID label tag cavity length is 40mm, and width is 18mm, is highly 0.3mm; Described bonnet length is 39.5mm, and width is 17.5mm, is highly 0.7mm.
The electronic tag of the preferred a kind of mutual inductor again that the utility model provides, described RFID label tag cavity comprises the printed circuit board with antenna chip.
The electronic tag of another preferred a kind of mutual inductor that the utility model provides, described electronic tag is provided with two for fixing by its pilot hole on mutual inductor.
The electronic tag of another preferred a kind of mutual inductor that the utility model provides, described voltage transformer (VT) comprises first and second winding, iron core, insulating material and connection terminal, described first and second winding is wrapped on ring-shaped core, described first and second winding is directly connected with connection terminal, described first and second winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.
The electronic tag of another preferred a kind of mutual inductor that the utility model provides, described current transformer comprises winding, insulating material and connection terminal, described winding is wrapped on ring-shaped core, described winding is connected with connection terminal, described winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.
With immediate prior art ratio, the utility model provides technical scheme to have following excellent effect:
1, the utility model has excellent high temperature resistant, corrosion-resistant, radiation hardness, fire-retardant, balanced physical and mechanical properties;
The features such as the dimensional stability that 2, the utility model is fabulous and excellent electrical property, can bear the temperature of more than 240 degree in theory, also be applicable to Laser Jet;
3, the utility model makes mutual inductor to identify mutually;
4, the utility model reduces manual errors, avoids the problem substituting nameplate for another surreptitiously;
5, the utility model saves manpower, simple to operate.
Accompanying drawing explanation
Fig. 1 is Electronic Tag Structure schematic diagram of the present utility model;
Fig. 2 is electronic tag outboard profile of the present utility model;
Fig. 3 is the bonnet figure of electronic tag of the present utility model;
Fig. 4 is RFID cavity size figure of the present utility model;
Fig. 5 is antenna of the present utility model and chip connection layout;
1-label body, 2-RFID label, 3-bonnet, 4-antenna, 5-chip.
Embodiment
Below in conjunction with embodiment, utility model is described in further detail.
Embodiment 1:
As Figure 1-4, the electronic tag of a kind of mutual inductor of the present utility model, described mutual inductor comprises current transformer and voltage transformer (VT); Described electronic tag comprises the label body, RFID label tag cavity and the label bonnet that is arranged on described mutual inductor that set gradually, adopts ultrasound wave to bond.
Described label body is provided with the groove for stacking described RFID label tag cavity and bonnet successively; Described groove height is 1mm.The length of described label body is 60mm, and width is 38mm, is highly 2mm.Described RFID label tag cavity length is 40mm, and width is 18mm, is highly 0.3mm; Described bonnet length is 39.5mm, and width is 17.5mm, is highly 0.7mm.The material of described label body and bonnet is polyphenylene sulfide and glass fibre.
Described RFID label tag cavity comprises printed circuit board; Described printed circuit board is provided with the chip with antenna.Described electronic tag is provided with two for being fixed on the pilot hole on mutual inductor.
Described chip adopts the UHF chips of the close SM7 algorithm of band state.Its feature is:
1) passive UHF915 band RFID electronic tag is selected
2) frequency of operation: 860MHz-960MHz
3) archival life: be not less than 10 years
4) environment for use temperature :-40 ~ 55 degrees Celsius
Described antenna is the thread regular waveform symmetrically of copper; Its two ends are respectively equipped with two copper sheets; The square copper cash be connected with described chip is provided with in the middle of described waveform.
Described voltage transformer (VT) comprises first and second winding, iron core, insulating material and connection terminal, described first and second winding is wrapped on ring-shaped core, described first and second winding is directly connected with connection terminal, described first and second winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.Described current transformer comprises winding, insulating material and connection terminal, described winding is wrapped on ring-shaped core, described winding is connected with connection terminal, described winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.
Described mutual inductor identifies mutual inductor identity automatically by following method; Described method is realized the reading storing data in the electronic tag be arranged on mutual inductor by terminal; The reading of described storage data comprises the following steps:
(1) terminal upgrades internal database;
(2) terminal finds electronic tag;
(3) terminal reading electronic labels storage area data;
(4) terminal is to the data deciphering read, and judges electronic tag legitimacy;
(5) terminal reads record write electronic tag specific memory section this;
(6) terminal recognition terminates.
Memory block in described step (3) comprises data storage area A, data storage area B and data storage area C; Described data storage area A stores mutual inductor relevant information; Described data storage area B storage terminal is to the reading of mutual inductor and write record; Described data storage area C stores the installation site modification information of mutual inductor.
The relevant information of described mutual inductor comprises mutual inductor manufacturer, mutual inductor technical parameter, date of manufacture, reference standard and asset number information; Described record comprises terminal number, reading time and write time information; Described modification information comprises mutual inductor and installs the rear position of change and change temporal information.
Described data storage area A is encrypted rear write by host computer cryptographic algorithm to data in the fabrication process, and the later stage only can read, and can not write, revises or delete; Described data storage area B is undertaken reading and writing by terminal; Described data storage area C is write by terminal after mutual inductor is installed, and the later stage can not revise or delete.
The step of the judgement electronic tag legitimacy in described step (4) is:
(4-1) judge whether the asset number in data storage area A and the installation site in data storage area C are consistent with terminal database, if inconsistent, then judge that this electronic tag is illegal label; If consistent, then carry out next step;
(4-2) judge whether the terminal read-write record in data storage area B is consistent with terminal database, if inconsistent, then this electronic tag is illegal label; If consistent, then carry out next step;
(4-3) judge that this electronic tag is legal.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; although those of ordinary skill in the field are to be understood that with reference to above-described embodiment: still can modify to embodiment of the present utility model or equivalent replacement; these do not depart from any amendment of the utility model spirit and scope or equivalent replacement, are all applying within the claims of the present utility model awaited the reply.
Claims (8)
1. an electronic tag for mutual inductor, described mutual inductor comprises current transformer and voltage transformer (VT); It is characterized in that: described electronic tag comprises the label body, RFID label tag cavity and the label bonnet that is arranged on described mutual inductor that set gradually.
2. the electronic tag of a kind of mutual inductor as claimed in claim 1, is characterized in that: described label body is provided with the groove for stacking described RFID label tag cavity and bonnet successively; Described depth of groove is 1mm.
3. the electronic tag of a kind of mutual inductor as claimed in claim 2, is characterized in that: the length of described label body is 60mm, and width is 38mm, is highly 2mm.
4. the electronic tag of a kind of mutual inductor as claimed in claim 3, is characterized in that: described RFID label tag cavity length is 40mm, and width is 18mm, is highly 0.3mm; Described bonnet length is 39.5mm, and width is 17.5mm, is highly 0.7mm.
5. the electronic tag of a kind of mutual inductor as claimed in claim 4, is characterized in that: described RFID label tag cavity comprises the printed circuit board with antenna chip.
6. the electronic tag of a kind of mutual inductor as claimed in claim 1, is characterized in that: described electronic tag is provided with two for fixing by its pilot hole on mutual inductor.
7. the electronic tag of a kind of mutual inductor as claimed in claim 1, it is characterized in that: described voltage transformer (VT) comprises first and second winding, iron core, insulating material and connection terminal, described first and second winding is wrapped on ring-shaped core, described first and second winding is directly connected with connection terminal, described first and second winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.
8. the electronic tag of a kind of mutual inductor as claimed in claim 1, it is characterized in that: described current transformer comprises winding, insulating material and connection terminal, described winding is wrapped on ring-shaped core, described winding is connected with connection terminal, described winding and iron core are by wrapped with insulation, and described electronic tag is placed in described mutual inductor original nameplate position and the one side of non-for label seal coat is embedded in insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675450.6U CN204229442U (en) | 2014-11-06 | 2014-11-06 | A kind of electronic tag of mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675450.6U CN204229442U (en) | 2014-11-06 | 2014-11-06 | A kind of electronic tag of mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204229442U true CN204229442U (en) | 2015-03-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420675450.6U Active CN204229442U (en) | 2014-11-06 | 2014-11-06 | A kind of electronic tag of mutual inductor |
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| Country | Link |
|---|---|
| CN (1) | CN204229442U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966111A (en) * | 2015-06-04 | 2015-10-07 | 中国电力科学研究院 | Low-voltage transformer security system and method based on radio frequency encryption technology |
| CN105184338A (en) * | 2015-08-27 | 2015-12-23 | 广西网冠电气有限公司 | Mutual inductor, mutual inductor identity information acquisition system and method |
| CN107203795A (en) * | 2017-05-23 | 2017-09-26 | 中国电力科学研究院 | A kind of method and system that distribution transformer will be implanted into for the electronic tag of identification |
-
2014
- 2014-11-06 CN CN201420675450.6U patent/CN204229442U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966111A (en) * | 2015-06-04 | 2015-10-07 | 中国电力科学研究院 | Low-voltage transformer security system and method based on radio frequency encryption technology |
| CN104966111B (en) * | 2015-06-04 | 2018-01-26 | 中国电力科学研究院 | A kind of low voltage mutual inductor Antiforge system and method based on radio frequency encryption technology |
| CN105184338A (en) * | 2015-08-27 | 2015-12-23 | 广西网冠电气有限公司 | Mutual inductor, mutual inductor identity information acquisition system and method |
| CN107203795A (en) * | 2017-05-23 | 2017-09-26 | 中国电力科学研究院 | A kind of method and system that distribution transformer will be implanted into for the electronic tag of identification |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Du Shuwei Inventor after: Zhou Wei Inventor after: Wang Quan Inventor after: Wang Xu Inventor after: Qi Cong Inventor after: Guo Zijuan Inventor after: Kuang Yi Inventor after: Zhu Chidan Inventor after: Du Xingang Inventor after: Lei Min Inventor after: Zhang Jun Inventor after: Lu Bing Inventor after: Chen Xiwen Inventor after: Wang Siqi Inventor after: Xu Zili Inventor after: Fu Jiliang Inventor before: Lei Min Inventor before: Wang Xu Inventor before: Qi Cong Inventor before: Guo Zijuan Inventor before: Kuang Yi Inventor before: Zhu Chidan Inventor before: Zhang Jun Inventor before: Lu Bing Inventor before: Chen Xiwen Inventor before: Wang Siqi Inventor before: Xu Zili Inventor before: Fu Jiliang Inventor before: Zhou Wei Inventor before: Wang Quan |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LEI MIN ZHANG JUN LU BING CHEN XIWEN WANG SIQI XU ZILI FU JILIANG ZHOU WEIWANG QUAN WANG XU QI CONG GUO ZIJUAN KUANG YI ZHU CHIDAN TO: DU SHUWEI DU XINGANG LEI MIN ZHANG JUN LU BING CHEN XIWEN WANG SIQI XU ZILI FU JILIANG ZHOU WEI WANG QUAN WANG XU QI CONG GUO ZIJUAN KUANG YI ZHU CHIDAN |