CN205179048U - A multi -functional optical fiber link measurement analyzer for intelligent substation - Google Patents
A multi -functional optical fiber link measurement analyzer for intelligent substation Download PDFInfo
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- CN205179048U CN205179048U CN201521013039.3U CN201521013039U CN205179048U CN 205179048 U CN205179048 U CN 205179048U CN 201521013039 U CN201521013039 U CN 201521013039U CN 205179048 U CN205179048 U CN 205179048U
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 95
- 238000005259 measurement Methods 0.000 title abstract description 10
- 238000012360 testing method Methods 0.000 claims abstract description 22
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- 239000000835 fiber Substances 0.000 abstract description 3
- 230000008054 signal transmission Effects 0.000 abstract 1
- 238000004458 analytical method Methods 0.000 description 10
- 230000003287 optical effect Effects 0.000 description 9
- 230000005611 electricity Effects 0.000 description 7
- 238000007405 data analysis Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 241000272814 Anser sp. Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000003116 impacting effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model provides a multi -functional optical fiber link measurement analyzer for intelligent substation, the LED screen remote signal transmission system comprises a transmitting end and a receiving end. The transmitting terminal includes transmitting terminal light mouth, charactron and transmitting terminal CPU, the receiving terminal includes receiving terminal light mouth, LCD screen and receiving terminal CPU, the optical fiber link who measures optic fibre through the cooperation of transmitting terminal and receiving terminal checks information and light decay testing capabilities information. The utility model discloses can directly check the optical fiber link condition in large quantity, and the utility model discloses a multi -functional optical fiber link measurement analyzer for intelligent substation need not too big intensity of labour and just can realize to a work efficiency of check is provided, the utility model discloses divide into transmitting terminal and receiving terminal, set up like this and to prevent that the external environment condition is right the utility model discloses a multi -functional optical fiber link measurement analyzer for intelligent substation causes the influence.
Description
Technical field
The utility model belongs to detecting instrument technical field, specifically, the utility model relates to a kind of intelligent substation capital construction examination and upkeep operation instrument, particularly relates to that a kind of optical fiber link for intelligent substation detects, luminous power and light decay is measured and the multifunctional optical fiber link analyzer of simple message analysis.
Background technology
In recent years, the development of making rapid progress along with power grid new technology, strong intelligent grid construction becomes the Main way of power network development from now on undoubtedly.Along with putting into operation in enormous quantities and the popularization and application of smart machine of intelligent substation, optical cable just progressively replacement cables captures critical role.Meanwhile, checking optical fiber link break-make, measure luminous power and light decay, optical fiber link message analysis etc. become the important process protecting professional repair and maintenance, also bringing workload significantly increases, and manpower and time are difficult to the difficult problem of reasonable distribution.
Traditional optical fiber link related work is: first by ruddiness polishing checking optical fiber link core number and break-make situation, re-use standard sources and light power meter comes measuring optical fiber link received optical power and light decay, finally also need to use the transmitting optical power of light power meter to smart machine to test; As checked, optical fiber link and smart machine defect also need the equipment of configure dedicated function to carry out message analysis.
Have under this pattern that the most outstanding drawback is exactly that optical fiber link quantity is large, operation and use test equipment too much, use test equipment repeatedly operates optical fiber link successively respectively, can there is following defect like this:
1, cause operating efficiency low, directly cause operating time increase, labour intensity increase, for follow-up work brings certain pressure;
2, cause checking optical fiber link comparatively large by external environment influence, cannot identification in the stronger situation of such as light, accuracy rate can not reach 100%; Frequent operation optical fiber link also easily causes the pollution of optical fiber splice, increases optical fiber attenuation, and not easily finds, for follow-up equipment safety operation hides some dangers for;
3, also needing when eliminating optical fiber link and smart machine defect to use specific purpose tool to capture message analysis, virtually turn increasing the usage quantity of equipment.
The utility model is according to the actual needs of capital construction and Overhaul site, make every effort to the check, the method for measurement that change intelligent substation optical fiber link, integrated and optimize multinomial measurement function, design and develop multifunctional optical fiber link analyzer, test result has been very clear, reduce working strength, the reduction of erection time, practical.
Utility model content
The purpose of this utility model is to provide a kind of multifunctional optical fiber link analyzer for intelligent substation, with the technical problem that the operating efficiency at least solving prior art existence is low, multiple instruments that simultaneously can solve prior art existence work simultaneously and are only the technical problem of realization measurement.
In order to solve the problem, the utility model provides a kind of multifunctional optical fiber link analyzer for intelligent substation, and its technical scheme is as follows:
For a multifunctional optical fiber link analyzer for intelligent substation, comprise transmitting terminal and receiving terminal; Described transmitting terminal comprises transmitting terminal light mouth, charactron and transmitting terminal CPU; Described receiving terminal comprises receiving terminal light mouth, liquid crystal display screen and receiving terminal CPU; Described charactron is for showing the optical fiber numbering of described transmitting terminal; Described transmitting terminal CPU is connected with described charactron, for the numbering signal of described charactron is sent to described transmitting terminal light mouth; Described receiving terminal light mouth is connected with described transmitting terminal light mouth, for receiving the optical fiber number information of described transmitting terminal; Described receiving terminal CPU is connected with described receiving terminal light mouth, for carrying out the check of optical fiber link check and light decay test function to the optical fiber number information of described transmitting terminal; Described liquid crystal display screen is connected with described receiving terminal CPU, checks information and light decay test function information for the optical fiber link showing each optical fiber of described transmitting terminal numbering.
Described above for the multifunctional optical fiber link analyzer of intelligent substation, more preferably: described transmitting terminal also comprises transmitting terminal power supply, described transmitting terminal power supply is connected with described transmitting terminal CPU, for providing power supply for described transmitting terminal.
Described above for the multifunctional optical fiber link analyzer of intelligent substation, more preferably: described receiving terminal also comprises receiving terminal power supply, described receiving terminal power supply is connected with described receiving terminal CPU, for providing power supply for described receiving terminal.
Described above for the multifunctional optical fiber link analyzer of intelligent substation, more preferably: described transmitting terminal power supply and described receiving terminal power supply are rechargable power supplies module, described rechargable power supplies module comprises charging module and charging inlet, by charging to described charging module to described charging inlet energising.
Described above for the multifunctional optical fiber link analyzer of intelligent substation, more preferably: described transmitting terminal light mouth is 8, described receiving terminal light mouth is 4.
Described above for the multifunctional optical fiber link analyzer of intelligent substation, more preferably: also comprise transmitting terminal housing, for placing described transmitting terminal; Receiving terminal housing, for placing described receiving terminal.
Analyze known, compared with prior art, advantage of the present utility model and beneficial effect are:
One, the multifunctional optical fiber link analyzer for intelligent substation that provides of the utility model, can the situation many to optical fiber link quantity directly check, and the multifunctional optical fiber link analyzer for intelligent substation of the present utility model just can realize without the need to too large labour intensity, and improves the operating efficiency of check; The utility model is divided into transmitting terminal and receiving terminal, arranges like this and can prevent external environment condition from impacting the multifunctional optical fiber link analyzer for intelligent substation of the present utility model.
Two, the utility model arrange described transmitting terminal power supply and described receiving terminal power supply, the power demands of described transmitting terminal of the present utility model and described receiving terminal can be met.
Three, the described charging module of the utility model setting, can ensure when not having outside to connect electricity, the utility model normally to be worked.
Four, described transmitting terminal light mouth of the present utility model is 8, and described receiving terminal light mouth is 4, and the utility model can be made to carry out the test of multiple optical fiber.
Five, the described transmitting terminal housing that arranges of the utility model and described receiving terminal housing, can so that of the present utility modelly to carry.
Accompanying drawing explanation
Fig. 1 is the fundamental diagram of the multifunctional optical fiber link analyzer for intelligent substation of the utility model preferred embodiment.
Fig. 2 is the receiving terminal of the utility model preferred embodiment and the fundamental diagram of smart machine cooperating.
Fig. 3 is the cutaway view of the transmitting terminal of the utility model preferred embodiment.
Fig. 4 is the cutaway view of the receiving terminal of the utility model preferred embodiment.
Fig. 5 is the work winding diagram of the utility model preferred embodiment transmitting terminal and receiving terminal.
Fig. 6 is the receiving terminal of the utility model preferred embodiment and the work winding diagram of smart machine.
In figure, 1-transmitting terminal light mouth; 2-charactron; 3-transmitting terminal CPU; 4-receiving terminal light mouth; 5-liquid crystal display screen; 6-receiving terminal CPU; 7-keyboard; 8-smart machine; 81-smart machine light mouth.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 5, the multifunctional optical fiber link analyzer for intelligent substation of the utility model preferred embodiment mainly comprises transmitting terminal and receiving terminal; Transmitting terminal comprises transmitting terminal light mouth 1, charactron 2 and transmitting terminal CPU3; Receiving terminal comprises receiving terminal light mouth 4, liquid crystal display screen 5 and receiving terminal CPU6; Charactron 2 is for showing the optical fiber numbering of transmitting terminal; Transmitting terminal CPU is connected with charactron 2, for the numbering signal of charactron 2 is sent to transmitting terminal light mouth 1; Receiving terminal light mouth 4 is connected with transmitting terminal light mouth 1, for the optical fiber number information of receiving end/sending end; Receiving terminal CPU is connected with receiving terminal light mouth 4, for carrying out the check of optical fiber link check and light decay test function to the optical fiber number information of transmitting terminal; Liquid crystal display screen 5 is connected with receiving terminal CPU6, checks information and light decay test function information for the optical fiber link showing each optical fiber of transmitting terminal numbering.In the utility model; the optical fiber link of receiving terminal CPU is checked and the check function of light decay test function is conventional check function; it is not the part that the utility model is protected; just can realize together with the part that the utility model is protected is transmitting terminal to be connected directly between with receiving terminal, to optical fiber link check and the check of light decay test function, avoiding and be subject to external environment influence in check process.
Generally speaking, the multifunctional optical fiber link analyzer for intelligent substation that the utility model provides, can the situation many to optical fiber link quantity directly check, and the multifunctional optical fiber link analyzer for intelligent substation of the present utility model just can realize without the need to too large labour intensity, and improves the operating efficiency of check; The utility model is divided into transmitting terminal and receiving terminal, arranges like this and can prevent external environment condition from impacting the multifunctional optical fiber link analyzer for intelligent substation of the present utility model.
In order to meet the power demands of transmitting terminal of the present utility model, as shown in Figure 1, transmitting terminal of the present utility model also comprises transmitting terminal power supply, and transmitting terminal power supply is connected with transmitting terminal CPU3, for providing power supply for transmitting terminal.
In order to meet the power demands of receiving terminal of the present utility model, as shown in Figure 1, receiving terminal of the present utility model also comprises receiving terminal power supply, and receiving terminal power supply is connected with receiving terminal CPU6, for providing power supply for receiving terminal.
In order to the utility model be made normally to work when not having outside to connect electricity, transmitting terminal power supply of the present utility model or receiving terminal power supply are rechargable power supplies module, comprise charging module and charging inlet two parts, by charging to charging module to charging inlet energising, the electricity accumulated in charging module just can be utilized to carry out the operation of holdout device.Transmitting terminal and the transmitting terminal power supply of receiving terminal inside and the electricity of receiving terminal power supply is leaned on to maintain operation of the present utility model when the utility model uses, because transmitting terminal power supply or receiving terminal power supply are rechargable power supplies module, can by the dependence exempted external power supply of charging.When electricity is not enough, is then charged to charging module by charging inlet, just can lean on the operation of the charging module electricity holdout device of device inside in use, a charging complete can continuous firing 8 hours, meets daily operating time requirement.Daily operating time requirement can not only be met like this, the demand more than the operating time can also be prevented.
In order to make charactron 2 be in normal operating conditions, as shown in Figure 1, transmitting terminal of the present utility model also comprises charactron driver module, and charactron 2 is started by charactron driver module by transmitting terminal CPU3, and charactron 2 shows the information of optical fiber.
In order to correct for the fiber-optic signal of transmitting terminal being sent to receiving terminal, as shown in Figure 1, transmitting terminal of the present utility model also comprises data message collector, transmitting terminal CPU3, by after the start signal of charactron 2 and fiber-optic signal correspondence, is sent to transmitting terminal light mouth 1 (i.e. light signal sending module) by data message collector.
Normal operating conditions is in order to make liquid crystal display screen 5, as shown in Figure 1, shown in Figure 5, receiving terminal of the present utility model also comprises human-computer interaction module, namely the exchange of two kinds of patterns of touch screen and button (i.e. keyboard 7) is realized, liquid crystal display screen 5 is started by human-computer interaction module by receiving terminal CPU6, and the optical fiber link that liquid crystal display screen 5 shows each optical fiber of transmitting terminal numbering checks information and light decay test function information.
In order to the fiber-optic signal of transmitting terminal correctly being received, as shown in Figure 1, receiving terminal of the present utility model also comprises data message parsing module, and the start signal of the charactron 2 of transmitting terminal CPU3 and fiber-optic signal are sent to receiving terminal CPU6 by data message parsing module by receiving terminal light mouth 4 (i.e. optical signal receiving module).
Transmitting terminal CPU3 of the present utility model and receiving terminal CPU6, all adopts high speed 64-bit microprocessor, realizes the calculating of data processing, luminous power and light decay, packet parsing etc., drives liquid crystal display calculating and analysis result.
In order to the test that the utility model can be made to carry out multiple optical fiber, transmitting terminal light mouth 1 of the present utility model is 8, and receiving terminal light mouth 4 is 4.Be designed to the ST light mouth that intelligent station is conventional, can realize that 4 road optical fiber links are checked simultaneously, luminous power and light decay measure, support the simple analysis of light mouth message, meet the standard configuration of the smooth core of intelligent substation optical cable 4.
Carry for the ease of of the present utility model, the utility model also comprises transmitting terminal housing, for placing transmitting terminal.Also comprise receiving terminal housing, for placing receiving terminal.Housing of the present utility model adopts the shell of up-to-date 3D printing technique design, compare tradition manufacture, 3D printer manufactures complex-shaped article and saves process and the costs such as tool design, manufacture, improvement, there is cost low, waste material is few, consuming time short, precision is high, the feature of device case exquisiteness more attractive in appearance.
The utility model carries out luminous power test and message analysis to can be implemented as tail optical fiber, as shown in Fig. 2, Fig. 6, the utility model also comprises smart machine 8, smart machine 8 is provided with smart machine light mouth 81, receiving terminal is connected with smart machine light mouth 81 by receiving terminal light mouth 4, and receiving terminal is used for carrying out luminous power test and message analysis to the tail optical fiber of smart machine 8.
Transmitting terminal of the present utility model and receiving terminal all adopt technical grade standard, and reliability is high, by strict detection, adapt to outdoor rugged environment.
The dimensions of transmitting terminal of the present utility model is 180*100*35mm, and the dimensions of receiving terminal of the present utility model is 185*135*40mm.As shown in Figure 4, Figure 5, transmitting terminal of the present utility model and receiving terminal are handheld apparatus, small and exquisite convenient, go for different custom crowd.
The setting of the setting of the charactron 2 of the utility model transmitting terminal and the liquid crystal display screen 5 of receiving terminal, make the actions menu of whole analyzer succinctly clear and definite, test result is very clear, and record, convenient storage, be applicable to different custom crowd.
As shown in Figures 1 to 6, below the course of work of analyzer of the present utility model is described in detail:
Analyzer starts, and turn on the power switch, the charactron 2 of transmitting terminal can show numeral number " 1 " successively and arrive " 4 ", represents the optical information that the optical fiber transmitting terminal light mouth 1 below it will send; Receiving terminal can show loading procedure progress in start-up course, after program loaded, can show optical fiber link check, luminous power and light decay measurement, SMV data analysis, GOOSE data analysis, Fileview and management five part on liquid crystal display screen 5;
Optical fiber link is checked, need by transmitting terminal and receiving terminal with the use of, first testing fiber is accessed transmitting terminal and receiving terminal respectively; Then button or touch screen select the optical fiber link of receiving terminal to check part, can carry out optical fiber link check; Such as: second of transmitting terminal charactron 2 receives in numbering with receiving terminal the two ends that two the light mouths being shown as two are same optical fiber, and can show the luminous power of reception simultaneously; On this basis, optical fiber link check work can be completed; If optical fiber is obstructed, then can show at receiving terminal "----".
The check of luminous power, light decay measurement function, optical fiber link attenuation need by transmitting terminal and receiving terminal with the use of, first testing fiber is accessed transmitting terminal and receiving terminal respectively; Button or touch screen select luminous power, the light decay measure portion of receiving terminal, can enter check; " sequence number " represents each link; The fixed transmission power that " reference value " is transmitting terminal, this parameter can be arranged; The luminous power that " luminous power " receives for receiving terminal, " light decay " is the optical fiber link attenuation after calculating.
When carrying out the measuring light power of smart machine 8, receiving terminal can be used alone.Smart machine light mouth 81 to be measured is accessed receiving terminal by tail optical fiber, and " luminous power " of receiving terminal display is actual transmitting optical power; To be connected to the optical fiber link access receiving terminal of smart machine light mouth 81, " luminous power " of interface display is actual received optical power.Owing to being configured with 4 light mouths, therefore can measure 4 optical port power of smart machine 8 simultaneously.
When the SMV data analysis carrying out smart machine 8, receiving terminal can be used alone.First intelligent apparatus 8 to be measured is accessed receiving terminal by tail optical fiber; Button or touch screen select the SMV data analysis component of receiving end device, can enter analysis; " initial data " the i.e. device original message of current crawl, " resolution data " is the data after being translated by original message, and maintainer can judge the SMV data that device transmits according to resolution data.
When the GOOSE data analysis carrying out smart machine 8, receiving terminal can be used alone.First intelligent apparatus 8 to be measured is accessed receiving terminal by tail optical fiber; Button or touch screen select the GOOSE data analysis component received, and can enter analysis; " initial data " the i.e. device original message of current crawl, " resolution data " is the data after being translated by original message, and maintainer can judge the GOOSE data that device transmits according to resolution data.
Above-mentioned measurement result can be preserved by receiving terminal, and supports the data of storage to be derived by USB port.
Analyze known, compared with prior art, advantage of the present utility model and beneficial effect are:
One, the multifunctional optical fiber link analyzer for intelligent substation that provides of the utility model, can the situation many to optical fiber link quantity directly check, and the multifunctional optical fiber link analyzer for intelligent substation of the present utility model just can realize without the need to too large labour intensity, and improves the operating efficiency of check; The utility model is divided into transmitting terminal and receiving terminal, arranges like this and can prevent external environment condition from impacting the multifunctional optical fiber link analyzer for intelligent substation of the present utility model.
Two, the utility model arrange transmitting terminal power supply and receiving terminal power supply, the power demands of transmitting terminal of the present utility model and receiving terminal can be met.
Three, the charging module of the utility model setting, can ensure when not having outside to connect electricity, the utility model normally to be worked.
Four, transmitting terminal light mouth 1 of the present utility model is 8, and receiving terminal light mouth 4 is 4.The utility model can be made to carry out the test of multiple optical fiber.
Five, the transmitting terminal housing that arranges of the utility model and receiving terminal housing, can so that of the present utility modelly to carry.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.
Claims (6)
1., for a multifunctional optical fiber link analyzer for intelligent substation, it is characterized in that, comprising:
Transmitting terminal and receiving terminal; Described transmitting terminal comprises transmitting terminal light mouth, charactron and transmitting terminal CPU; Described receiving terminal comprises receiving terminal light mouth, liquid crystal display screen and receiving terminal CPU;
Described charactron is for showing the optical fiber numbering of described transmitting terminal;
Described transmitting terminal CPU is connected with described charactron, for the numbering signal of described charactron is sent to described transmitting terminal light mouth;
Described receiving terminal light mouth is connected with described transmitting terminal light mouth, for receiving the optical fiber number information of described transmitting terminal;
Described receiving terminal CPU is connected with described receiving terminal light mouth, for carrying out the check of optical fiber link check and light decay test function to the optical fiber number information of described transmitting terminal;
Described liquid crystal display screen is connected with described receiving terminal CPU, checks information and light decay test function information for the optical fiber link showing each optical fiber of described transmitting terminal numbering.
2. the multifunctional optical fiber link analyzer for intelligent substation according to claim 1, it is characterized in that, described transmitting terminal also comprises:
Transmitting terminal power supply, described transmitting terminal power supply is connected with described transmitting terminal CPU, for providing power supply for described transmitting terminal.
3. the multifunctional optical fiber link analyzer for intelligent substation according to claim 1, it is characterized in that, described receiving terminal also comprises:
Receiving terminal power supply, described receiving terminal power supply is connected with described receiving terminal CPU, for providing power supply for described receiving terminal.
4. the multifunctional optical fiber link analyzer for intelligent substation according to Claims 2 or 3, is characterized in that:
Described transmitting terminal power supply and described receiving terminal power supply are rechargable power supplies module, and described rechargable power supplies module comprises charging module and charging inlet, by charging to described charging module to described charging inlet energising.
5. the multifunctional optical fiber link analyzer for intelligent substation according to claim 1,2 or 3, is characterized in that:
Described transmitting terminal light mouth is 8, and described receiving terminal light mouth is 4.
6. the multifunctional optical fiber link analyzer for intelligent substation according to claim 1,2 or 3, is characterized in that, also comprise:
Transmitting terminal housing, for placing described transmitting terminal;
Receiving terminal housing, for placing described receiving terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521013039.3U CN205179048U (en) | 2015-12-08 | 2015-12-08 | A multi -functional optical fiber link measurement analyzer for intelligent substation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521013039.3U CN205179048U (en) | 2015-12-08 | 2015-12-08 | A multi -functional optical fiber link measurement analyzer for intelligent substation |
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| CN205179048U true CN205179048U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521013039.3U Expired - Fee Related CN205179048U (en) | 2015-12-08 | 2015-12-08 | A multi -functional optical fiber link measurement analyzer for intelligent substation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248348A (en) * | 2016-09-27 | 2016-12-21 | 国网四川省电力公司内江供电公司 | A kind of optical cable break-make detecting system |
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2015
- 2015-12-08 CN CN201521013039.3U patent/CN205179048U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248348A (en) * | 2016-09-27 | 2016-12-21 | 国网四川省电力公司内江供电公司 | A kind of optical cable break-make detecting system |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 |