CN204679090U - A kind of air sample transporting pipeline supervisory system - Google Patents
A kind of air sample transporting pipeline supervisory system Download PDFInfo
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- CN204679090U CN204679090U CN201520301151.0U CN201520301151U CN204679090U CN 204679090 U CN204679090 U CN 204679090U CN 201520301151 U CN201520301151 U CN 201520301151U CN 204679090 U CN204679090 U CN 204679090U
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- transfer canal
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Abstract
The utility model relates to electromechanical engineering technical field, the technical matters of the blocking point investigating air sample transporting pipeline is difficult to for solving prior art, the utility model provides a kind of air sample transporting pipeline supervisory system, comprises sample transfer canal, sensor fibre, multiple data acquisition separation bag and signal analysis unit; The two ends of described sample transfer canal are respectively sample delivery end and sample receiving end; Described sensor fibre is laid on described sample transfer canal; The sensor fibre of different sections being positioned at described sample transfer canal arranges a data acquisition respectively and separates bag; Described signal analysis unit is connected with described sensor fibre at described sample receiving end.The utility model can determine the position of blocking point accurately, shortens fault handling time, reduces potential safety hazard.
Description
Technical field
The utility model relates to electromechanical engineering technical field, particularly relates to a kind of air sample transporting pipeline supervisory system.
Background technology
In smelting process, air sample transporting system carries vital role steel sample being delivered to physical and chemical inspection room from stokehold.What traditional sample analysis work relied on is manually sample is delivered to each related assays room, and the sample presentation process need at substantial idle time, in order to reduce the time manually sending sample, multiple stage check analysis equipment is installed in stokehold.But such configuration not only increases the overlapping investment of inspection machine, nor all devices can be assorted at all check analysis points.Therefore, in order to meet modern production, advanced air sample transporting system has progressively been introduced in smelting process, this system mainly uses Cemented filling mode to take pressurized air as power source, and according to the speed of 20 ~ 30 meters per second, sample is delivered to centralized laboratory and analyze, substantially reduce the sample presentation time, reduce idle steel-making time energy consumption.
But, when occurring that pressurized air declines suddenly, the gas leakage of transfer canal crackle, transfer canal joint looseness or sample canister to get loose etc. situation time, sample will stop until blocking in transfer canal.When after appearance blocking, then need maintainer in whole piece transfer canal, find blocking point, transfer canal due to sample is at a confined space, and the length of transfer canal is at least 700 meters usually, the length of some transfer canal even reaches more than 2000 meters, therefore the process of searching blocking point is not only consuming time but also consume artificial, and maintainer is often difficult to the position judging blocking point accurately, and maintenance process also exists great potential safety hazard.
Utility model content
The utility model, by providing a kind of air sample transporting pipeline supervisory system, solves the technical matters that prior art is difficult to the blocking point investigating air sample transporting pipeline.
The utility model embodiment provides a kind of air sample transporting pipeline supervisory system, comprises sample transfer canal, sensor fibre, multiple data acquisition separation bag and signal analysis unit;
The two ends of described sample transfer canal are respectively sample delivery end and sample receiving end;
Described sensor fibre is laid on described sample transfer canal;
The sensor fibre of different sections being positioned at described sample transfer canal arranges a data acquisition respectively and separates bag;
Described signal analysis unit is connected with described sensor fibre at described sample receiving end.
Preferably, also comprise guiding optical fiber, described signal analysis unit is connected with described sensor fibre by described guiding optical fiber.
Preferably, described sensor fibre is multicore multimode optical fiber.
Preferably, the straight top being laid on described sample transfer canal of described sensor fibre.
Preferably, when the length of described sensor fibre is greater than the length of described sample transfer canal, the coil radius exceeding the described sensor fibre of described sample transfer canal is greater than 20 times of the external diameter of described sensor fibre.
Preferably, also comprise optic fibre switching box, described guiding optical fiber is connected with described signal analysis unit by described optic fibre switching box.
One or more technical schemes in the utility model embodiment, at least have following technique effect or advantage:
By laying sensor fibre on sample transfer canal, and bag is separated in setting data collection on the sensor fibre of different sections being positioned at sample transfer canal, light signal on sensor fibre is separated bag through data acquisition and is passed to signal analysis unit, the waveform of signal analysis unit to light signal is analyzed, thus the position of blocking point can be determined accurately, shorten fault handling time, reduce potential safety hazard;
By by straight for the sensor fibre top being laid on sample transfer canal, and, when the length of sensor fibre is greater than the length of sample transfer canal, the coil radius exceeding the sensor fibre of sample transfer canal is greater than 20 times of the external diameter of sensor fibre, effectively can avoid the monitoring error caused because of external environmental interference, improve the accuracy of the position of the blocking point determined further.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the structural representation of air sample transporting pipeline supervisory system in the utility model embodiment;
Fig. 2 be in the utility model embodiment sample transfer canal without blocking time oscillogram;
Fig. 3 is that in the utility model embodiment, sample transfer canal exists oscillogram when blocking.
Wherein, 1 is sample transfer canal, and 2 is sensor fibre, and 31 is that bag is separated in the first data acquisition, 32 is that bag is separated in the second data acquisition, 33 is that bag is separated in the 3rd data acquisition, and 34 is that bag is separated in the 4th data acquisition, and 4 is signal analysis unit, 5 for guiding optical fiber, 6 is optic fibre switching box, and A is sample delivery end, and B is sample receiving end.
Embodiment
The technical matters of the blocking point investigating air sample transporting pipeline is difficult to for solving prior art, the utility model provides a kind of air sample transporting pipeline supervisory system, by laying sensor fibre on sample transfer canal, and bag is separated in setting data collection on the sensor fibre of different sections being positioned at sample transfer canal, light signal on sensor fibre is separated bag through data acquisition and is passed to signal analysis unit analysis, thus the position of blocking point can be determined accurately, shorten fault handling time, reduce potential safety hazard.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of air sample transporting pipeline supervisory system, as shown in Figure 1, comprises sample transfer canal 1, sensor fibre 2, multiple data acquisition separation bag and signal analysis unit 4.Wherein, one end of sample transfer canal 1 is sample delivery end A, and the other end is sample receiving end B.Sensor fibre 2 is multicore multimode optical fiber, and sensor fibre 2 is laid on sample transfer canal 1.Sample transfer canal 1 comprises different section, such as, sample transfer canal 1 comprises the first section, second section, 3rd section and the 4th section, the sensor fibre 2 being positioned at different section arranges a data acquisition respectively and separates bag, such as, first data acquisition is set in the first section and separates bag 31, second data acquisition is set in the second section and separates bag 32, 3rd data acquisition is set in the 3rd section and separates bag 33, 4th data acquisition is set in the 4th section and separates bag 34, when sample transfer canal 1 comprises n+1 section, be provided with n+1 data acquisition in air sample transporting pipeline supervisory system and separate bag.Signal analysis unit 4 is connected with sensor fibre 2 at sample receiving end B.Wherein, data acquisition separation bag can adopt defence area dispenser to realize.
In this application, sample transfer canal 1 is for transmitting sample, and light signal is transmitted by sensor fibre 2, and the light signal transmitted on sensor fibre 2 is delivered to signal analysis unit 4 after can being separated bag seizure by data acquisition.Concrete, after sample is inserted sample transfer canal 1, sample is pushed and is sent to sample receiving end BB from sample delivery end AA, sample is in transport process, vibrations will be caused to sample transfer canal 1, these vibrations cause interference to sensor fibre 2, and, sensor fibre 2 transport property when being subject to extraneous invasion can change, transport property after this change will be separated bag by data acquisition and capture, and send signal analysis unit 4 to and analyze, if the transmission that sample is unobstructed in certain section of sample transfer canal 1, then, the analysis result of signal analysis unit 4 is by normal for the photosignal waveform of this section of display, as shown in Figure 2, if sample blocks at certain section of sample transfer canal 1, namely there is blocking point in this section, then, the analysis result of signal analysis unit 4 is by abnormal for the photosignal waveform of this section of display, there is not waveform, as shown in Figure 3.Thus, being analyzed separating the light signal after wrapping transmission through data acquisition by signal analysis unit 4, blocking point can be determined.Such as, after signal analysis unit 4 is analyzed the signal separating bag 33 from first, second, third data acquisition received, if analysis result shows that the light signal that the first data acquisition separation bag 31 captures has normal waveform, and second and the 3rd data acquisition separate the Wave anomaly of light signal that bag 33 captures, then can be determined to a rare blocking point at second area.The application can determine the position of blocking point accurately, shortens fault handling time, reduces potential safety hazard.
In addition, the application is using sensor fibre 2 as front end sensors, and sensor fibre 2, not by electromagnetic interference (EMI), also electromagnetic-radiation-free, can avoid thunderbolt on the impact of system and damage effectively.
Usually, signal analysis unit 4 is arranged at indoor, therefore, pneumatic delivery line supervisory system also comprises guiding optical fiber 5, and signal analysis unit 4 is connected with sensor fibre 2 by guiding optical fiber 5, optical fiber 5 is guided to be arranged in indoor signal analysis unit 4 for being guided to optical signals outdoor, optical fiber 5 is guided only to play the effect of transmitting optical signal, without the need to monitoring the vibrations of pipeline section, therefore, guide optical fiber 5 not do special laying, form of construction work is maked somebody a mere figurehead routinely.
In a preferred embodiment, sensor fibre 2 is straight is laid on the top of described sample transfer canal 1, and, binding strap is utilized sensor fibre 2 and sample transfer canal 1 closely to be fixed every 30cm, when the length of sensor fibre 2 is greater than the length of sample transfer canal 1, the coil radius exceeding the sensor fibre 2 of sample transfer canal 1 should be greater than 20 times of the external diameter of sensor fibre 2, thus, avoid the monitoring error caused because of external environmental interference.
In this application, air sample transporting pipeline supervisory system also comprises optic fibre switching box 6, guides optical fiber 5 to be connected with signal analysis unit 4 by optic fibre switching box 6.
Technical scheme in above-mentioned the embodiment of the present application, at least has following technique effect or advantage:
By laying sensor fibre 2 on sample transfer canal 1, and bag is separated in setting data collection on the sensor fibre 2 of different sections being positioned at sample transfer canal 1, light signal on sensor fibre 2 passes to signal analysis unit 4 through data acquisition separation bag and analyzes, thus the position of blocking point can be determined accurately, shorten fault handling time, reduce potential safety hazard;
By by straight for sensor fibre 2 top being laid on sample transfer canal 1, and, when the length of sensor fibre 2 is greater than the length of sample transfer canal 1, the coil radius exceeding the sensor fibre 2 of sample transfer canal 1 is greater than 20 times of the external diameter of sensor fibre 2, effectively can avoid the monitoring error caused because of external environmental interference, improve the accuracy of the position of the blocking point determined further.
Although described preferred embodiment of the present utility model, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (6)
1. an air sample transporting pipeline supervisory system, is characterized in that, comprises sample transfer canal, sensor fibre, multiple data acquisition separation bag and signal analysis unit;
The two ends of described sample transfer canal are respectively sample delivery end and sample receiving end;
Described sensor fibre is laid on described sample transfer canal;
The sensor fibre of different sections being positioned at described sample transfer canal arranges a data acquisition respectively and separates bag;
Described signal analysis unit is connected with described sensor fibre at described sample receiving end.
2. air sample transporting pipeline supervisory system as claimed in claim 1, it is characterized in that, also comprise guiding optical fiber, described signal analysis unit is connected with described sensor fibre by described guiding optical fiber.
3. air sample transporting pipeline supervisory system as claimed in claim 1, it is characterized in that, described sensor fibre is multicore multimode optical fiber.
4. air sample transporting pipeline supervisory system as claimed in claim 1, is characterized in that, described sensor fibre is straight is laid on the top of described sample transfer canal.
5. air sample transporting pipeline supervisory system as claimed in claim 1, it is characterized in that, when the length of described sensor fibre is greater than the length of described sample transfer canal, the coil radius exceeding the described sensor fibre of described sample transfer canal is greater than 20 times of the external diameter of described sensor fibre.
6. air sample transporting pipeline supervisory system as claimed in claim 2, is characterized in that, also comprise optic fibre switching box, and described guiding optical fiber is connected with described signal analysis unit by described optic fibre switching box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301151.0U CN204679090U (en) | 2015-05-08 | 2015-05-08 | A kind of air sample transporting pipeline supervisory system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301151.0U CN204679090U (en) | 2015-05-08 | 2015-05-08 | A kind of air sample transporting pipeline supervisory system |
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| CN204679090U true CN204679090U (en) | 2015-09-30 |
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| CN201520301151.0U Expired - Fee Related CN204679090U (en) | 2015-05-08 | 2015-05-08 | A kind of air sample transporting pipeline supervisory system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099320A (en) * | 2018-08-23 | 2018-12-28 | 中铁第四勘察设计院集团有限公司 | Feedwater piping and its leakage loss monitoring device |
-
2015
- 2015-05-08 CN CN201520301151.0U patent/CN204679090U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099320A (en) * | 2018-08-23 | 2018-12-28 | 中铁第四勘察设计院集团有限公司 | Feedwater piping and its leakage loss monitoring device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170712 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Friendship Avenue, Hubei, Wuhan, No. 999 Patentee before: Wuhan Iron & Steel (Group) Corp. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20190508 |