CN100450635C - Liquid atomising device and its uses as drug addict device - Google Patents
Liquid atomising device and its uses as drug addict device Download PDFInfo
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- CN100450635C CN100450635C CNB2006100331565A CN200610033156A CN100450635C CN 100450635 C CN100450635 C CN 100450635C CN B2006100331565 A CNB2006100331565 A CN B2006100331565A CN 200610033156 A CN200610033156 A CN 200610033156A CN 100450635 C CN100450635 C CN 100450635C
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Abstract
The present invention relates to a liquid atomizing device and the usage of the device used as an inhaling virus infecting device, which comprises a reservoir, a liquid guiding pipe, a liquid regulating valve, a nozzle, an air compressing pump and a compressed air guiding pipe. The present invention is characterized in that a big fog drop collecting cup is arranged in front of a spout of the nozzle; a big fog drop back flow pipe is connected to the lower part of the big fog drip collecting cup. The big fog drop collecting cup and the big fog drop back flow pipe can be arranged in an atomizing chamber so as to build a specific liquid fog environment. A fog quantity sensor can be arranged in the atomizing chamber and is connected with the liquid regulating valve through a signal amplifier and a regulating valve controller for realizing the automatic control of the quantity of liquid fog. The device is suitable to be used as an inhaling virus infecting device for animals or an exposed virus infecting tester for other objects and can be used in other places where specific liquid fog environments need building. The device can prevent the direct drop of bigger fog drops and can correspondingly regulate the range of the size of atomized fog drops, and big fog drops collected by the big fog drop collecting cup can be led into the reservoir by the big fog drop collecting cup to be used circularly again.
Description
Technical field
The present invention relates to a kind ofly make the device for atomizing liquid of the atomization of liquid and suck the purposes of the contamination device that contamination or other object expose as animal by injection method.
Technical background
It is simple in structure by injection method the device of the atomization of liquid to be had, easy to operate low cost and other advantages.But generally all there is following problem in existing this device for atomizing liquid: the drop of ejection (droplet) size is inhomogeneous, and bigger drop can directly drip and pollute and waste, and does not often reach enough little droplet; Particularly when this device for atomizing liquid is used in animal suction viral infection test, bigger drop can directly be dropped on one's body the animal, in skin enters animal body, rather than enter in its body from the respiratory system of animal, do not reach the suction contamination effect of re-set target, directly influence accuracy of experimental results.
For whether the chemical substance of researching and producing usefulness, medicine, agricultural chemicals, excipients, food additives, the chemicals that can improve the quality of living etc. are harmful to human body or environment, must carry out the toxicological safety test evaluation.Most of chemical substance must carry out the experimental study of acute, subacute or chronic animal toxicity on inhalation.An important means of these researchs is exactly to utilize contamination device to carry out the viral infection test of animal or other object.But, still there is not at present both at home and abroad the ripe dynamic inhalation contamination experimental provision production marketing that can be used for gas, liquid and powder, the equipment that majority carries out the animal contaminated experiment is nonstandard product or the simple device that oneself assembles.Normally used imbedibility contamination device generally is to be made of injecting type liquid atomising device and toxicant exposure chamber in viral infection test at present, mainly comprises parts such as toxicant exposure chamber, atomizer, wireway, air compressor, medical liquid container, catheter and soup control valve.Obviously, there is the existing shortcoming of existing injecting type liquid atomising device as previously described in this device.
Summary of the invention
The objective of the invention is by injection method the device of the atomization of liquid to be made improvements to existing, provide a kind of and can prevent that but big droplet from directly dripping and the device for atomizing liquid of the droplet magnitude range of relative adjustment atomizing, and the application of this device in the viral infection test of animal or other object, particularly this device is as the purposes of the contamination device of animal or other object.
Device for atomizing liquid of the present invention comprises reservoir, catheter, nozzle, air pressure pump and air-pressure duct, it is characterized in that being provided with a big droplet collection cups in spout the place ahead of nozzle, and this big droplet collection cups bottom is connected with big droplet return duct; Catheter is provided with liquid control valve, is provided with a flow deflector over against nozzle spout place in described big droplet collection cups.
According to the device for atomizing liquid of the invention described above, described big droplet collection cups generally is funnel-form, also can be tubbiness.The other end of the big droplet return duct that is communicated with this collection cups bottom can feed in the reservoir.
According to the device for atomizing liquid of the invention described above, be preferably made the taper of projection in the middle of the described flow deflector, make from the liquid mist of nozzle spout ejection and around rim of a cup, disperse apace to flow out.Distance between nozzle spout and the big droplet collection cups generally all enters in the cup with the mist bundle that can make ejection is advisable; By regulating the size of this distance, but relative adjustment is disperseed the droplet magnitude range of the liquid mist that flows out around the rim of a cup.
According to the invention described above device for atomizing liquid, described nozzle spout and big droplet collection cups can be placed a spray chamber, so that build specific liquid mist environment.Also can in described spray chamber, be provided with fog amount sensor, be connected with mist amount signal amplifier and liquid control valve controller between this fog amount sensor and the liquid control valve again, so just can control the liquid-fog amount in the spray chamber automatically.
According to the device for atomizing liquid of the invention described above, air cleaner can be provided with or/and compressed air regulating valve on the described air-pressure duct.
The device for atomizing liquid of the invention described above is suitable for the contamination experimental apparatus as animal or other object.The nozzle spout of apparatus of the present invention and big droplet collection cups can be placed the toxicant exposure chamber of conventional animal or other object, perhaps directly with described spray chamber as the toxicant exposure chamber, promptly become animal and suck the contamination experimental apparatus that contamination or other object expose.
The present invention has following outstanding feature and beneficial effect: device for atomizing liquid of the present invention is owing to be provided with big droplet collection cups in spout the place ahead of nozzle, from the liquid mist of nozzle spout ejection less droplet be vaporific from rim of a cup to around scatter, bigger droplet then lands at the bottom of the cup or on the wall of cup owing to self gravitation effect and air-flow effect, and flowing to the collection cups bottom, to flow into reservoir through return duct recycling.When using, also can avoid bigger drop directly to drip in animal on one's body or on other object guarantee test result's accuracy as contamination device.Simultaneously, by regulating the distance between collection cups and the nozzle spout, the magnitude range of (to a certain extent) adjusting liquid mist droplet of disperseing out from rim of a cup relatively.
Below the invention will be further described by the drawings and specific embodiments.
Description of drawings
Fig. 1 is the structural representation of apparatus of the present invention.
The specific embodiment
With reference to accompanying drawing, device for atomizing liquid of the present invention is mainly by reservoir 1, catheter 2, liquid control valve 8, nozzle 3, air pressure pump 5, air-pressure duct 4 be located at the big droplet collection cups 6 in spout the place ahead of nozzle and the big droplet return duct 7 that is connected in this collection cups bottom constitutes.Big droplet collection cups is done funnel usually, and its underpart is communicated with big droplet return duct, and the other end of big droplet return duct can feed in the reservoir 1, and the dense fog drop of liquid of collecting is imported the reservoir recycling.Preferably in big droplet collection cups 6, be positioned at place, nozzle spout 31 dead aheads and be provided with a flow deflector 61, be preferably made the taper of projection in the middle of this flow deflector, make from the liquid mist of nozzle spout ejection and around the rim of a cup of big droplet collection cups, disperse to flow out (shown in dotted arrow Fig. 1) apace.Flow deflector 61 is usually located at the middle part of big droplet collection cups 6.The nozzle spout is positioned at outside the big droplet collection cups rim of a cup, also can extend in the cup, and general all entering in the cup with the mist bundle that can make ejection is as the criterion; By the size of the distance between adjusting nozzle spout and the big droplet collection cups, but relative adjustment is disperseed the droplet magnitude range of the liquid mist of outflow all around from big droplet collection cups rim of a cup; This distance hour, the droplet particle that can outwards disperse away around the rim of a cup of big droplet collection cups is also less.
The nozzle spout 31 and the big droplet collection cups 6 of apparatus of the present invention are placed the spray chamber 9 of a sealing, then can build specific liquid mist environment (being convenient to control the liquid mistiness degree in the spray chamber).Spray chamber can be provided with a gas outlet 16; Also fog amount sensor 10 can be set in spray chamber, this fog amount sensor is connected with liquid control valve 8 with liquid control valve controller 12 by mist amount signal amplifier 11 again, realizes the automatic control of liquid-fog amount (liquid mistiness degree) in the spray chamber.
Usually can be provided with air cleaner 13 and compressed air regulating valve 14 on the air-pressure duct 4 in apparatus of the present invention, the adjusting of spray velocity be controlled to guarantee that pure air enters spray chamber and is convenient to.
The device for atomizing liquid of the invention described above can be applicable in the viral infection test of animal or other object, is especially suitable for use as the contamination experimental apparatus that animal sucks contamination or the exposure of other object.The nozzle spout of apparatus of the present invention and big droplet collection cups are placed the toxicant exposure chamber of conventional animal or other object, perhaps directly this is installed the toxicant exposure chamber of described spray chamber 9 as animal or other object, promptly become the contamination experimental apparatus of animal or other object.The animal of being tried or other object place being subjected on the trial dyeing poison object placing rack 15 of described toxicant exposure chamber.
Claims (8)
1. device for atomizing liquid, comprise reservoir (1), catheter (2), nozzle (3), air pressure pump (5) and air-pressure duct (4), it is characterized in that spout (31) the place ahead at nozzle is provided with a big droplet collection cups (6), its underpart is connected with big droplet return duct (7); Catheter (2) is provided with liquid control valve (8); In described big droplet collection cups, located a flow deflector (61) over against nozzle spout (31).
2. according to the described device for atomizing liquid of claim 1, it is characterized in that described big droplet collection cups is funnel-form or tubbiness.
3. according to the described device for atomizing liquid of claim 1, it is characterized in that in the middle of described flow deflector, being the taper of projection.
4. according to the described device for atomizing liquid of claim 1, it is characterized in that described nozzle spout (31) and big droplet collection cups (6) place spray chamber (9).
5. according to the described device for atomizing liquid of one of claim 1-4, it is characterized in that being provided with in the described spray chamber fog amount sensor (10), be connected with mist amount signal amplifier (11) and liquid control valve controller (12) between this fog amount sensor and the liquid control valve (8).
6. according to the described device for atomizing liquid of claim 5, it is characterized in that described air-pressure duct (4) is provided with air cleaner (13) or/and compressed air regulating valve (14).
7. according to the described device for atomizing liquid of one of claim 1-4, it is characterized in that described air-pressure duct (4) is provided with air cleaner (13) or/and compressed air regulating valve (14).
8. the described device for atomizing liquid of one of claim 1-7 is as the purposes of animal contaminated device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100331565A CN100450635C (en) | 2006-01-24 | 2006-01-24 | Liquid atomising device and its uses as drug addict device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100331565A CN100450635C (en) | 2006-01-24 | 2006-01-24 | Liquid atomising device and its uses as drug addict device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1803307A CN1803307A (en) | 2006-07-19 |
| CN100450635C true CN100450635C (en) | 2009-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100331565A Expired - Fee Related CN100450635C (en) | 2006-01-24 | 2006-01-24 | Liquid atomising device and its uses as drug addict device |
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| CN (1) | CN100450635C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458562B (en) * | 2009-11-27 | 2014-11-01 | Hon Hai Prec Ind Co Ltd | Liquid recovery method |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101332511B (en) * | 2007-06-25 | 2010-10-13 | 宝山钢铁股份有限公司 | Injection apparatus, injection molding atomizing chamber and injection molding method |
| CN101514979B (en) * | 2009-03-31 | 2012-06-27 | 西安近代化学研究所 | Gunpowder-mixed fuel gas bio-toxicological experiment compartment |
| CN102198021A (en) * | 2011-03-25 | 2011-09-28 | 天津开发区合普工贸有限公司 | Radon and cigarette smoke combined exposure contamination experimental equipment |
| CN102138832A (en) * | 2011-03-25 | 2011-08-03 | 天津开发区合普工贸有限公司 | Niton exposure poisoning experimental equipment |
| CN102670328B (en) * | 2012-05-29 | 2015-03-25 | 天津开发区合普工贸有限公司 | Pathogenic bacteria inhalation toxicology experimental equipment for respiratory system |
| CN102890026B (en) * | 2012-10-26 | 2014-11-05 | 上海天科化工检测有限公司 | Intake contamination sample feeding system for medically forced atomizing |
| CN105499047A (en) * | 2016-01-22 | 2016-04-20 | 苏州市计量测试研究所 | Novel aerosol atomizing device |
| CN107132251A (en) * | 2017-06-14 | 2017-09-05 | 南京农业大学 | A kind of improved mist measuring device |
| WO2020115528A1 (en) * | 2018-12-05 | 2020-06-11 | Miscato Limited | Liquid diffuser system |
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| US4972995A (en) * | 1987-10-20 | 1990-11-27 | Kraft General Foods, Inc. | Two-fluid nozzle for spray drying an aqueous slurry |
| EP0639408A1 (en) * | 1993-08-17 | 1995-02-22 | Dr. Stahl & Sohn GmbH & Co. KG | Atomizer |
| CN2650134Y (en) * | 2003-10-24 | 2004-10-20 | 王永刚 | Fully-automatic dynamic contamination device |
| CN2899735Y (en) * | 2006-01-27 | 2007-05-16 | 广东省职业病防治院 | Animal or object contamination device |
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2006
- 2006-01-24 CN CNB2006100331565A patent/CN100450635C/en not_active Expired - Fee Related
Patent Citations (5)
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|---|---|---|---|---|
| US4972995A (en) * | 1987-10-20 | 1990-11-27 | Kraft General Foods, Inc. | Two-fluid nozzle for spray drying an aqueous slurry |
| DE3802350A1 (en) * | 1988-01-27 | 1989-08-03 | Siemens Ag | Humidifying and cleaning apparatus for room air |
| EP0639408A1 (en) * | 1993-08-17 | 1995-02-22 | Dr. Stahl & Sohn GmbH & Co. KG | Atomizer |
| CN2650134Y (en) * | 2003-10-24 | 2004-10-20 | 王永刚 | Fully-automatic dynamic contamination device |
| CN2899735Y (en) * | 2006-01-27 | 2007-05-16 | 广东省职业病防治院 | Animal or object contamination device |
Non-Patent Citations (2)
| Title |
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| 沸腾炉式集中雾化降温***的应用试验. 马承伟，张森文，崔引安，袁冬顺，王宇欣.农业工程学报，第01期. 1998 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458562B (en) * | 2009-11-27 | 2014-11-01 | Hon Hai Prec Ind Co Ltd | Liquid recovery method |
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| Publication number | Publication date |
|---|---|
| CN1803307A (en) | 2006-07-19 |
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Granted publication date: 20090114 Termination date: 20100224 |