CN201193988Y - Micro-organism aerosol generating apparatus - Google Patents

Micro-organism aerosol generating apparatus Download PDF

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Publication number
CN201193988Y
CN201193988Y CNU2008200798632U CN200820079863U CN201193988Y CN 201193988 Y CN201193988 Y CN 201193988Y CN U2008200798632 U CNU2008200798632 U CN U2008200798632U CN 200820079863 U CN200820079863 U CN 200820079863U CN 201193988 Y CN201193988 Y CN 201193988Y
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China
Prior art keywords
air
microbial
aerosol generating
generating means
spraying plant
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Expired - Fee Related
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CNU2008200798632U
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Chinese (zh)
Inventor
曹国庆
于玺华
张益昭
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China Academy of Building Research CABR
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China Academy of Building Research CABR
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Priority to CNU2008200798632U priority Critical patent/CN201193988Y/en
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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The utility model relates to a microorganism aerosol generation apparatus, which comprises a compressed air supplying and processing device, an atomization device and a drying damping device connected in turn through gas pipes. The exterior air enters the compressed air supplying and processing device to be pressed into an airflow with stable pressure intensity; the airflow enters the atomization device which contains microorganism solution for generating microorganism aerosol in atomization and mixing with the input airflow to generate aerosol; and the mixed aerosol is dried by the drying damping device. The aerosol generation apparatus can provide an airflow with stable pressure, so helps to keep the activity of microorganism. And the microorganism aerosol generation apparatus achieves the advantages of portable, integrated, intelligent and convenient in operation, can ensure the stability of microorganism aerosol, is acceptable for testing the cleaning, disinfecting and sterilizing effect, and is suitable for popularization.

Description

The microbial aerosol generating means
Technical field
The utility model relates to gasoloid, relates in particular to a kind of microbial aerosol generating means, is used for producing evaluation air purification, sterilization, the required gasoloid of sterilization technique.
Background technology
The modern has the time more than 70%~90% to spend indoor, and indoor air quality and health of people are closely bound up.Along with the raising of people's living standard, as the indoor biological pollution paid more and more attention of indoor pollution important component part, the generation of common disease such as influenza, measles, asthma, air conditioner disease is all relevant with it.Microorganism such as bacterium and fungi multiplies breeding and contaminated air has become important public environment hygienic issues at present indoor, in countries such as U.S., day, moral, methods, is one of problem of paying close attention to the most of people.For improving indoor air quality, various air purifications, sterilization, sterilization technique are arisen at the historic moment, but all kinds of Related products in the market are to sterilization effect subject to confirmation and the raising of microorganism.Be that scientific and reasonable evaluation air purification, sterilization, sterilization technique and product remove the quality of microorganism effect, need provide that size distribution is constant, the microbial aerosol of concentration stabilize.
Gasoloid is a widely used frontier branch of science, is not that a certain door subject is proprietary.Aerosol generating device is the basis of all gasoloid researchs and application, and infectious microorganism is aerocolloidal to be the basis of research aerial inflection, indoor microbial contamination control.Aerosol generating device is of a great variety, novel generating means constantly occurs, microbial aerosol is as an aerocolloidal branch, its method for generation is compared existing general character with general gasoloid, uniqueness is arranged again, can influence microbial activity as the microbial solution atomization process, needing have certain limitation to atomizing pressure, atomizing flow, and the microbial aerosol generating means is also noted that sterilization after the use, cleaning etc.Have the general aerosal generating method of microbial aerosol method for generation over-borrowing both at home and abroad now, shortage is to the unique research that requires of microbial aerosol method for generation, and its generating means often needs additionally to provide, and pressurized air is supplied with, treating apparatus, brings certain difficulty to practical application.The domestic present portable integrated microbial aerosol generating means production of still not having.
Summary of the invention
The purpose of this utility model provides a kind of microbial aerosol generating means that is used for air purification, sterilization, bacteria-eliminating efficacy test.This novel microbial aerosol generating device adopts microbial solution to produce gasoloid, by changing driving nozzle aperture, number or controlling the concentration of compressed-air actuated pressure, flow and different microorganisms solution, 0.1~10 μ m polydispersion invented solid gas sol particles be can generate, thereby domestic air purifier Disinfection Effect or bacteriological filtration efficiency test satisfied aerocolloidal requirement.
The technical solution of the utility model is as follows: the novel microbial aerosol generating device that is used for air purification, sterilization, bacteria-eliminating efficacy test that the utility model provides, it is characterized in that: this device is whole portable construction, supplies with treating apparatus, spraying plant, drying buffer device and container case by pressurized air and forms.Pressurized air is supplied with treating apparatus 9 and is comprised air pump 1, the timing controller 2 of control air pump automatic start-stop, the oil-water separator 3 that links to each other with air pump by pipeline, and form by variable valve 4, flowmeter 5, tensimeter 6, surge flask 7 and high efficiency particle air filter 8 that pipeline and oil-water separator 3 link to each other successively; Spraying plant 13 links to each other with high efficiency particle air filter 8 by pipeline, comprise two parts pipeline branch road, the clean compressed air of first branch road enters first opening of twoport solution bottle 10 as spray air, microbial solution in the solution bottle 10 is atomized by driving nozzle 11 behind the spray air injection, microbial solution after the atomizing is from second opening output of twoport solution bottle, after the direct clean compressed air by bypass regulator valve 12 of second branch road mixes, by the continuous drying buffer device 14 that enters of pipeline.The timing controller 2 of control air pump start and stop can also can manually be controlled the start and stop of microbial aerosol generating means according to the working time start and stop of control microbial aerosol generating means work automatically of user's input.Preferably, described pressurized air is supplied with treating apparatus 9, spraying plant 13 and drying buffer device 14 and is arranged in the container case, and wherein drying buffer device 14 and air pump 1 next-door neighbour rely on the temperature rise of air pump to heat snubber assembly; Spraying plant 13 and drying buffer device 14 should be convenient to dismounting in addition, are beneficial to pipette microbial solution, sterilization etc.
Advantage of the present utility model is that aerosol generating device can provide the air-flow of pressure stability, thereby help to keep activation of microorganism, and the microbial aerosol generating means is portable integrated, intelligent, simple operation, can be good at guaranteeing the stability of microbial aerosol, be applicable to the performance test of air purification, sterilization, bacteria-eliminating efficacy, be suitable for popularization.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the pipe system process flow diagram of the microbial aerosol generating means that provides of the utility model;
Fig. 2 is the structural representation of the novel microbial aerosol generating device that provides of the utility model.
Among the figure, 1-air pump, 2-timing controller, the 3-oil-water separator, 4-variable valve, 5-flowmeter, the 6-tensimeter, 7-surge flask, 8-high efficiency particle air filter, 9-pressurized air is supplied with treating apparatus, 10-twoport solution bottle, 11-nozzle, the 12-bypass regulator valve, 13-spraying plant, 14-drying buffer device, the 15-power switch, the 16-container case.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in detail.
The pipe system process flow diagram of a kind of microbial aerosol generating means preferred embodiment that is used for air purification, sterilization, bacteria-eliminating efficacy test that Fig. 1 provides for the utility model.
For reaching the purpose that keeps microbial activity, microbial aerosol generating means of the present utility model comprises that the pressurized air that connects successively by gas piping supplies with treating apparatus, spraying plant and drying buffer device, wherein: pressurized air supply with inflow that treating apparatus is used for pilot-gas whether, gas flow and gas pressure intensity; The compressed air feeder of extraneous gas be treated to one stablize the air-flow of pressure after, be passed into spraying plant, be loaded with microbial solution in the spraying plant, microbial aerosol takes place and it is mixed the generation gasoloid with the air-flow of input in order to spraying, mixed gasoloid carries out drying by the drying buffer device again.In the following description, for convenience of description, if no special instructions, then general " pipeline " speech all refers to " gas piping ".
In preferred embodiment as shown in Figure 1, this aerosol generating device is supplied with treating apparatus 9, spraying plant 13 and drying buffer device 14 by pressurized air and is formed.Pressurized air is supplied with treating apparatus 9 and is comprised air pump 1, the timing controller 2 of control air pump automatic start-stop, the oil-water separator 3 that links to each other with air pump by pipeline, and the variable valve 4 that links to each other successively by pipeline and oil-water separator 3, flowmeter 5, tensimeter 6, surge flask 7 and high efficiency particle air filter 8, being provided with of described oil-water separator 3 mainly is for removing machine oil and the moisture in the pressurized air, variable valve 4, being provided with of surge flask 7 mainly is for regulating compressed air pressure and flow, the timing controller 2 of described control air pump start and stop can also can manually be controlled the start and stop of microbial aerosol generating means according to the working time start and stop of control microbial aerosol generating means work automatically of user's input.Spraying plant 13 links to each other with high efficiency particle air filter 8 by pipeline, it comprises two parts pipeline branch road, the first branch road clean compressed air enters first opening of twoport solution bottle 10 as spray air, microbial solution in the solution bottle 10 is atomized by nozzle 11 behind the spray air injection, second opening output by twoport solution bottle, second branch road of spraying plant input channel is directly by bypass regulator valve 12, it is a clean compressed air, the microbial solution of atomizing is with after described clean compressed air mixes, enter drying buffer device 14 by connecting tube, being provided with of described bypass regulator valve 12 mainly is exit concentration for the regulating and controlling microbial aerosol, plays the moist microbial aerosol of bypass dried and clean pressurized air with 10 ejections of combination drying twoport solution bottle simultaneously.Second opening of wherein said twoport solution bottle is the gasoloid output port, and preferably, this gasoloid output port is acclivitous state, is beneficial to the drop that microbial aerosol sweeps along and is back in the twoport solution bottle.
Fig. 2 is the structural representation of novel microbial aerosol generating device one embodiment of the present utility model, whole generating means is integrated in the container case 16, each arrangements of components is in good order, only needs during work the door of this microbial aerosol generating means is opened and can be operated quickly and easily.In the present embodiment, the extreme pressure of described air pump is not less than 0.2MPa, and specified air capacity is 30L/min; The flowmeter minimum range is 2.5L/min; High efficiency particle air filter is selected GB category-B high efficiency particle air filter for use; The maximum range scope of differential pressure indicator is 0.3MPa; Variable valve 4, bypass regulator valve 12 are selected the linear regulation valve that does not produce static for use; Each connecting line adopts the antistatic material that self does not produce particle to make, and is equipped with stainless joint.Twoport solution bottle 10, drying buffer device 14 and the corresponding connecting tube of described spraying plant critical piece is the active connection of clip, is convenient to dismounting, is beneficial to operations such as sterilization, cleaning.After device gate is opened, can see that pressurized air supplies with timing controller 2, variable valve 4, flowmeter 5, the differential pressure indicator 6 for the treatment of apparatus and all be arranged on and be convenient to the position of observing, operating.The setting of timing controller 2 is convenient to control automatically according to the microbial aerosol time of origin that sets in advance the start and stop of generating means, if time of origin is not set, then is defaulted as the start and stop of manual operation power switch 15 control device.
Utilize device of the present utility model that certain high concentration microorganism solution that aerocolloidal method comprises the steps: that (1) will cultivate takes place, utilize physiological saline to carry out decimal dilution method and be diluted to specific low concentration, measure this specific low concentration microbial solution of a constant volume to the solution bottle by transfer pipet then.Make pressurized air (for example be processed into pure air simultaneously through high efficiency particle air filter, compressed air pressure 〉=0.07MPa, flow 〉=5L/min), be divided into two-way then, part pure air is as spray air, microbial solution in the solution bottle is atomized by driving nozzle behind the spray air injection, enter exsiccator again with after another part pure air mixes, drying is handled the back and is formed solid-state microbial aerosol; Can regulate microbial aerosol concentration by the flow that changes microbial solution concentration, spray air.(2) after the microbial aerosol generating means quits work, measure the residual volume of microbial solution in the solution bottle by transfer pipet, can calculate microbial aerosol spray volume or concentration according to microbial solution concentration, compressed air require, solution consumption volume, gasoloid time of origin.Also can be by aperture, the quantity of change driving nozzle, compressed-air actuated pressure, flow, the concentration of microbial solution is regulated the size distribution and the aerosol concentration of microbial aerosol.(3) behind the above-mentioned end-of-job, need residue bacterium liquid and spraying plant 13 that disassembles and drying buffer device 14, the sterilization that carries out disinfection, alcohol scrub process etc.

Claims (6)

1. microbial aerosol generating means, it is characterized in that, comprise the pressurized air supply treating apparatus, spraying plant and the drying buffer device that connect successively by gas piping, wherein: the compressed air feeder of extraneous gas be treated to one stablize the air-flow of pressure after, be passed into spraying plant, be loaded with microbial solution in the spraying plant, in order to spraying microbial aerosol take place and also it air-flow with input is mixed, carry out drying by the drying buffer device again after the mixing.
2. microbial aerosol generating means according to claim 1, it is characterized in that, described compressed air treatment device comprises air pump, the timing controller of control air pump automatic start-stop, the variable valve, flowmeter, tensimeter, surge flask and the high efficiency particle air filter that link to each other successively by pipeline and air pump.
3. microbial aerosol generating means according to claim 2 is characterized in that, described pressurized air is supplied with treating apparatus and also comprised an oil-water separator, and this oil-water separator is connected between air pump and the variable valve.
4. microbial aerosol generating means according to claim 1, it is characterized in that, described spraying plant comprises a twoport solution bottle, be loaded with a microbial solution and a driving nozzle in it, the input channel of described spraying plant is divided into two branch roads, wherein first branch road directly feeds in first opening of twoport solution bottle, and second branch road is communicated with the output as spraying plant with the output channel of second opening part of twoport solution bottle behind a bypass variable valve.
5. microbial aerosol generating means according to claim 4, it is characterized in that, second opening of described twoport solution bottle is the gasoloid output port, and this gasoloid output port is acclivitous state, is beneficial to the drop that microbial aerosol sweeps along and is back in the twoport solution bottle.
6. according to any described microbial aerosol generating means in the claim 1 to 5, it is characterized in that, described pressurized air is supplied with treating apparatus, spraying plant and drying buffer device and is arranged in the container case, wherein drying buffer device and air pump next-door neighbour heats surge flask with the temperature rise that relies on air pump; Spraying plant and drying buffer device are for ease of the structure of dismounting, so that pipette microbial solution, sterilization, cleaning in addition.
CNU2008200798632U 2008-04-10 2008-04-10 Micro-organism aerosol generating apparatus Expired - Fee Related CN201193988Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104525065A (en) * 2014-12-25 2015-04-22 西安交通大学医学院第二附属医院 Bisphosphate microbial aerosol generator
CN104777006A (en) * 2015-03-20 2015-07-15 中国建筑科学研究院 Device for testing dust generation and device and method for evaluating purification effect
CN104857901A (en) * 2015-06-15 2015-08-26 华北电力大学(保定) Microorganism aerosol generation device
CN106525733A (en) * 2016-10-25 2017-03-22 西安交通大学 Quick detection device and method for microbial aerosol in air
CN108722711A (en) * 2018-08-06 2018-11-02 国网青海省电力公司电力科学研究院 A kind of high voltage salt spray test manually makes mist device
CN114163066A (en) * 2021-10-15 2022-03-11 贵州明俊雅正生态环境科技有限公司 Acid mine wastewater mine habitat reconstruction coupling ecological treatment system and method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104525065A (en) * 2014-12-25 2015-04-22 西安交通大学医学院第二附属医院 Bisphosphate microbial aerosol generator
CN104777006A (en) * 2015-03-20 2015-07-15 中国建筑科学研究院 Device for testing dust generation and device and method for evaluating purification effect
CN104777006B (en) * 2015-03-20 2018-08-24 中国建筑科学研究院 Device for testing dust generation and device and method for evaluating purification effect
CN104857901A (en) * 2015-06-15 2015-08-26 华北电力大学(保定) Microorganism aerosol generation device
CN104857901B (en) * 2015-06-15 2017-03-22 华北电力大学(保定) Microorganism aerosol generation device
CN106525733A (en) * 2016-10-25 2017-03-22 西安交通大学 Quick detection device and method for microbial aerosol in air
CN108722711A (en) * 2018-08-06 2018-11-02 国网青海省电力公司电力科学研究院 A kind of high voltage salt spray test manually makes mist device
CN114163066A (en) * 2021-10-15 2022-03-11 贵州明俊雅正生态环境科技有限公司 Acid mine wastewater mine habitat reconstruction coupling ecological treatment system and method

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090211

Termination date: 20120410