CN205175634U - Device of sealed integrality of sealed bottle leak hunting based on laser technology - Google Patents
Device of sealed integrality of sealed bottle leak hunting based on laser technology Download PDFInfo
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- CN205175634U CN205175634U CN201520895345.8U CN201520895345U CN205175634U CN 205175634 U CN205175634 U CN 205175634U CN 201520895345 U CN201520895345 U CN 201520895345U CN 205175634 U CN205175634 U CN 205175634U
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Abstract
The utility model provides a device of sealed integrality of sealed bottle leak hunting based on laser technology, including laser source, photoelectric detector and data acquisition and processing system, swash light source emission laser see through sealed bottle shine to photoelectric detector is last, and the data acquisition and processing system reaches with the laser source photoelectric detector links to each other, acquires and handles the last information of photoelectric detector. Thereby the method that adopts laser absorption spectrum technique inverting steam concentration to realize carrying out online real -time leak hunting to the sealed integrality of sealed bottle can realize noiseless real -time on -line measuring, has the sensitivity height, characteristics such as the precision is high, the response is fast, simple, the easy operation of device, and the packing leak hunting that can be applied to the pharmacy field widely detects, also can utilize to the detection of trades such as food.
Description
Technical field
The utility model relates to air-tight bottle sealing integrity leak detection field, particularly a kind of air-tight bottle sealing integrity based on laser technology device of hunting leak.
Background technology
According to the regulation that country packs aseptic medicine, the sealing of packing container should, through checking, avoid product to be polluted.The container sealing system of sterile product should prevent microorganism intrusion.
Normally used aseptic medicine comprises plug and cillin bottle, and inside the bottleneck of the sealing position of plug and cillin bottle mainly cillin bottle and the side of plug overthe openings is carried out mating and is sealed, tamponade is not in place or cillin bottle does not mate will product hermeticity be caused to can not be guaranteed with plug size, and microorganism will invade product.
In order to how detect cillin bottle sealing integrity, traditional leak hunting method comprises Experiment on Microbiology method, methylene blue solution method and electrion process.But the sensitivity of Experiment on Microbiology method is not high, sampling observation efficiency is low; Methylene blue solution is owned by France in interference leak detection, and sensitivity is not high, testing result out of true, and electrion process can only detect the solution with certain conductive capability.
Utility model content
The purpose of this utility model is the device providing a kind of air-tight bottle sealing integrity based on laser technology to hunt leak, and has the feature of online leak detection in real time of anti-interference, high precision, high sensitivity, fast-response.
To achieve these goals, the utility model proposes the device that a kind of air-tight bottle sealing integrity based on laser technology is hunted leak, comprise: lasing light emitter, photodetector and data acquisition processing system, wherein, described lasing light emitter Emission Lasers exposes on described photodetector through air-tight bottle, described data acquisition processing system is connected with described lasing light emitter and described photodetector, obtains and processes the information on described photodetector.
Further, in the device that the described air-tight bottle sealing integrity based on laser technology is hunted leak, described data acquisition processing system comprises data collecting card and computing machine, and described data collecting card is connected with described photodetector, and described data collecting card is connected with described computing machine.
Further, in the device that the described air-tight bottle sealing integrity based on laser technology is hunted leak, described data collecting card is USB type data collecting card.
Further, in the device that the described air-tight bottle sealing integrity based on laser technology is hunted leak, described lasing light emitter comprises laser controller and semiconductor laser, and described semiconductor laser is connected with described laser controller, and described data collecting card is connected with described laser controller.
Further, in the device that the described air-tight bottle sealing integrity based on laser technology is hunted leak, also comprise collimating apparatus, after described lasing light emitter Emission Lasers is collimated by above-mentioned collimating apparatus, then expose on described photodetector through air-tight bottle.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in: adopt laser absorption spectroscopy inverting water vapor concentration thus realize carrying out online method of hunting leak in real time to air-tight bottle sealing integrity, glitch-free real-time online can be realized detect, have highly sensitive, precision is high, response is fast, device is simple, the feature such as easy to operate, the packaging leak detection that can be widely used in pharmaceutical field detects, and also can use the detection to industries such as food.
Accompanying drawing explanation
Fig. 1 is the structural representation of the device of hunting leak based on the air-tight bottle sealing integrity of laser technology in the utility model one embodiment;
Fig. 2 is the original signal curve map that in the utility model one embodiment, photodetector receives;
Fig. 3 is the curve map of the utility model one embodiment Computer water vapor absorption line after treatment.
Embodiment
Below in conjunction with schematic diagram, the device that the air-tight bottle sealing integrity based on laser technology of the present utility model is hunted leak is described in more detail, which show preferred embodiment of the present utility model, should be appreciated that those skilled in the art can revise the utility model described here, and still realize advantageous effects of the present utility model.Therefore, following description is appreciated that extensively knowing for those skilled in the art, and not as to restriction of the present utility model.
In order to clear, whole features of practical embodiments are not described.They in the following description, are not described in detail known function and structure, because can make the utility model chaotic due to unnecessary details.Will be understood that in the exploitation of any practical embodiments, a large amount of implementation detail must be made to realize the specific objective of developer, such as, according to regarding system or the restriction about business, change into another embodiment by an embodiment.In addition, will be understood that this development may be complicated and time-consuming, but be only routine work to those skilled in the art.
In the following passage, more specifically the utility model is described by way of example with reference to accompanying drawing.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, aid illustration the utility model embodiment lucidly.
Please refer to Fig. 1, in the present embodiment, propose the device that a kind of air-tight bottle sealing integrity based on laser technology is hunted leak, comprise: lasing light emitter, photodetector 4 and data acquisition processing system, wherein, described lasing light emitter Emission Lasers exposes on described photodetector 4 through air-tight bottle (non-label), and described data acquisition processing system is connected with described lasing light emitter and described photodetector 4, obtains and processes the information on described photodetector 4.
Wherein, described data acquisition processing system comprises data collecting card 5 and computing machine 6, described data collecting card 5 is connected with described photodetector 4, for image data, described data collecting card 5 is connected with described computing machine 6, for the data collected are transferred in computing machine 6, thus analyze accordingly.Wherein, described data collecting card 5 can be USB type data collecting card 5.
In the present embodiment, described lasing light emitter comprises laser controller 1 and semiconductor laser 2, described semiconductor laser 2 is connected with described laser controller 1, described laser controller and 1 and semiconductor laser 2 be integrated in a transmitter unit, described data collecting card 5 is also connected with described laser controller 1, for output waveform to laser controller 1, thus the laser frequency that noise spectra of semiconductor lasers 2 sends adjusts.
In addition, the device of hunting leak based on the air-tight bottle sealing integrity of laser technology also comprises collimating apparatus 3, after described semiconductor laser 2 Emission Lasers is collimated by described collimating apparatus 3, then expose on described photodetector 4 through air-tight bottle (can be cillin bottle).
In the another aspect of the present embodiment, also proposed a kind of method that air-tight bottle sealing integrity based on laser technology is hunted leak, the device using the air-tight bottle sealing integrity based on laser technology as described above to hunt leak carries out leak detection test, comprises step:
S100: make lasing light emitter Emission Lasers expose on photodetector through air-tight bottle;
S200: data acquisition processing system obtains and processes the information on described photodetector;
S300: data acquisition processing system draws water vapor concentration value in air-tight bottle according to described information, thus judges the sealing of air-tight bottle.
In the step s 100, the position of collimating apparatus 3, cillin bottle and photodetector 4 is first regulated; Open laser controller 1 again, regulate temperature and the current parameters of laser controller 1, and the sawtooth current modulated laser controller 1 exported by usb data capture card 5, make laser according to the whole piece absorption line of preset frequency scanning water vapour.
Described temperature range is 10 DEG C ~ 20 DEG C, and be such as 16 DEG C, described range of current is 150mA ~ 250mA, such as, be 200mA.Described preset frequency is 800Hz ~ 1200Hz, such as, be 1000Hz.
Wherein, photodetector 4 gathers original signal (as shown in Figure 2) and is transferred to usb data capture card 5, and carries out the aftertreatment of signal by computing machine 6.
Utilize the polynomial expression demarcated based on Fabry-Bai Luo etalon that the signal that described photodetector 4 gathers is converted to frequency domain by time domain, the described polynomial expression demarcated based on Fabry-Bai Luo etalon is: y=-0.0418915+0.000275505*x+2.06126e-8*x2-2.45914e-12*x3, wherein, y is relative wavenumbers value, and x and data acquisition are counted.
Obtaining the absorption line (as shown in Figure 3) of water vapour by removing baseline, matching being carried out to this water vapor absorption line and calculates integral area.
Based on Beer-Lambert law, the concentration of water vapour can be determined by following formula:
Wherein, A is the integral area of water vapor absorption spectrum line, and P is stagnation pressure, and L is light path, and S (T) is water vapor absorption line strength, is the function of temperature T.
Visible, principle of the present utility model is by electric current tuning semiconductor laser rapid scanning water vapor narrow-band absorption peak (1392nm), based on Beer-Lambert law inverting water vapor concentration, thus judges whether cillin bottle leaks.Set a threshold value, if water vapor concentration measured in laser light path is higher than this threshold value, cillin bottle is identified as leakage, otherwise it is better then to regard as sealing.The sweep frequency of this device is high, thus can guarantee the online in real time leak detection of cillin bottle on transmitting device.
To sum up, in the device that the air-tight bottle sealing integrity based on laser technology provided in the utility model embodiment is hunted leak, adopt laser absorption spectroscopy inverting water vapor concentration thus realize carrying out online method of hunting leak in real time to air-tight bottle sealing integrity, glitch-free real-time online can be realized detect, have highly sensitive, precision is high, response is fast, device is simple, the feature such as easy to operate, the packaging leak detection that can be widely used in pharmaceutical field detects, and also can use the detection to industries such as food.
Above are only preferred embodiment of the present utility model, any restriction is not played to the utility model.Any person of ordinary skill in the field; not departing from the scope of the technical solution of the utility model; the technical scheme disclose the utility model and technology contents make the variations such as any type of equivalent replacement or amendment; all belong to the content not departing from the technical solution of the utility model, still belong within protection domain of the present utility model.
Claims (5)
1. the air-tight bottle sealing integrity based on the laser technology device of hunting leak, it is characterized in that, comprise: lasing light emitter, photodetector and data acquisition processing system, wherein, described lasing light emitter Emission Lasers exposes on described photodetector through air-tight bottle, described data acquisition processing system is connected with described lasing light emitter and described photodetector, obtains and processes the information on described photodetector.
2. as claimed in claim 1 based on the device that the air-tight bottle sealing integrity of laser technology is hunted leak, it is characterized in that, described data acquisition processing system comprises data collecting card and computing machine, described data collecting card is connected with described photodetector, and described data collecting card is connected with described computing machine.
3., as claimed in claim 2 based on the device that the air-tight bottle sealing integrity of laser technology is hunted leak, it is characterized in that, described data collecting card is USB type data collecting card.
4. as claimed in claim 2 based on the device that the air-tight bottle sealing integrity of laser technology is hunted leak, it is characterized in that, described lasing light emitter comprises laser controller and semiconductor laser, described semiconductor laser is connected with described laser controller, and described data collecting card is connected with described laser controller.
5. as claimed in claim 1 based on the device that the air-tight bottle sealing integrity of laser technology is hunted leak, it is characterized in that, also comprise collimating apparatus, after described lasing light emitter Emission Lasers is collimated by described collimating apparatus, then expose on described photodetector through air-tight bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520895345.8U CN205175634U (en) | 2015-11-11 | 2015-11-11 | Device of sealed integrality of sealed bottle leak hunting based on laser technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520895345.8U CN205175634U (en) | 2015-11-11 | 2015-11-11 | Device of sealed integrality of sealed bottle leak hunting based on laser technology |
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| CN205175634U true CN205175634U (en) | 2016-04-20 |
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| CN201520895345.8U Expired - Fee Related CN205175634U (en) | 2015-11-11 | 2015-11-11 | Device of sealed integrality of sealed bottle leak hunting based on laser technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679905A (en) * | 2015-11-11 | 2017-05-17 | 上海笙港光学科技有限公司 | Leak detection device and leak detection method for detecting seal integrity of sealed bottle based on laser technology |
| CN106908203A (en) * | 2017-05-09 | 2017-06-30 | 上海笙港光学科技有限公司 | A kind of leakage detection apparatus and leak hunting method of cillin bottle sealing integrity |
| CN111896192A (en) * | 2020-08-12 | 2020-11-06 | 重庆华邦制药有限公司 | Test method for measuring packaging tightness by color water method |
| CN114323507A (en) * | 2021-12-10 | 2022-04-12 | 太原理工大学 | Penicillin bottle sealing integrity measuring device and method |
-
2015
- 2015-11-11 CN CN201520895345.8U patent/CN205175634U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679905A (en) * | 2015-11-11 | 2017-05-17 | 上海笙港光学科技有限公司 | Leak detection device and leak detection method for detecting seal integrity of sealed bottle based on laser technology |
| CN106908203A (en) * | 2017-05-09 | 2017-06-30 | 上海笙港光学科技有限公司 | A kind of leakage detection apparatus and leak hunting method of cillin bottle sealing integrity |
| CN111896192A (en) * | 2020-08-12 | 2020-11-06 | 重庆华邦制药有限公司 | Test method for measuring packaging tightness by color water method |
| CN114323507A (en) * | 2021-12-10 | 2022-04-12 | 太原理工大学 | Penicillin bottle sealing integrity measuring device and method |
| CN114323507B (en) * | 2021-12-10 | 2024-02-13 | 太原理工大学 | Penicillin bottle seal integrity measuring device and method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20191111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |