RU2712502C1 - Portable device for aerosol disinfection quality control - Google Patents

Abstract

FIELD: hygiene.

SUBSTANCE: invention relates to the field of sanitary hygiene, in particular to a portable device for monitoring the quality of aerosol disinfection. Carrying device for aerosol disinfection quality control comprises housing with cover with lock and filler arranged at body bottom. Device is equipped with inspection window and installed under cover panel with made in it at least 20 through round holes. Filler is made in the form of a panel, in which there are at least 20 round holes, with rounded recesses with possibility of stable establishment of test tubes with biotest systems in vitro. 20 through round holes on the panel installed under the cover are located symmetrically, respectively along vertical round holes with rounded recesses on filler in form of panel, with the possibility of initial installation and fixation of a biotest system in vitro in a run and with possibility of placing test tubes with biotest systems in vitro by groups of resistance of microorganisms culture to chemical disinfectants. Rear, side walls, bottom and case cover are made from opaque material. Front part of the body is open and can be fitted with a transparent inspection window for visual tracking and location in the test tubes of biological processes in biotest systems in vitro. Latch lock used is a latch fixing mechanism in at least four positions and is made in the form of a triangular shape with rounded corners and is installed sideways, on the back side of the cover. Latch fixation mechanism consists of at least four washers with springs. At that, four positions of the cover fixation are installed at angle of 30°, and on the back side of the cover the mechanisms of the cover attachment and rotation are installed.

EFFECT: invention can be used in instrument-laboratory complex of microorganisms concentration from air, for example, cattle-breeding, poultry and other premises, as well as identification and monitoring of emergent diseases with aerogenic mechanism of agent transmission.

1 cl, 4 dwg

Description

FIELD OF THE INVENTION

The invention relates to the field of sanitary hygiene, in particular, to a portable device for monitoring the quality of aerosol disinfection and can be used in the instrument-laboratory complex for the concentration of microorganisms from the air, for example, livestock, poultry and other premises, as well as the identification and monitoring of emergent diseases with aerogenic pathogen transmission mechanism.

State of the art

A known device for trapping microorganisms containing a container for trapping liquid, a nozzle and a cover with holes (see Kiktenko B.C. and others. "Bacterial aerosols and methods for their research in sanitary microbiology". M., 1968, S. 140-153).

The disadvantage of this device is that it does not provide the necessary reliability for the storage and transportation of tubes with trapping liquid of microorganisms.

Known portable thermostat for transporting and storing biological substances, containing a thermally insulated housing with a lid and a working chamber, a thermoelectric module, an automatic control unit with a remote control, a radiator, a fan and a ventilation window in the housing with a safety grill, while the working chamber is made of corrosion-resistant metal , the radiator and fan are located under the bottom of the working chamber, and the lower part of the thermostat housing is equipped with a device that includes supports for mounting it on a transporter a mercury product with a gap to allow air to enter the ventilation window, and the thermostat cover is equipped with a unit that includes a hatch for connecting with drainage means of donor organ support (see US Pat. RU No. 2054608, IPC F25D 3/14, publ. 02.20.1996 g .).

The disadvantage of this device is the design complexity, limited possibility of its use.

Known portable thermostat for biological research, containing a thermally insulated housing with a lid and a working chamber, an electric fan located under the bottom of the working chamber, while it is equipped with an electric heater located below the bottom of the chamber, a temperature sensor and switch, a switching unit, buses for mains power, a DC amplifier , a power filter, a control unit, a step-down transformer, and the electric fan and electric heater are connected to the output of the switching unit, by the latter is connected to the buses for mains power and the output of the DC amplifier, which is connected to the power filter and the output of the control unit, the inputs of the latter are connected to the temperature sensor and controller and the power filter, the input of which is connected to the output of the rectifier, the input of the rectifier is connected to the secondary winding of the step-down transformer the primary winding of which is connected to the bus power supply, and the working chamber is equipped with technological shelves, the length of which is slightly less than the internal space a working chamber with the possibility of forming air channels, and the lid is made in the form of a heat-insulated door (see US Pat. RU No. 2305233, IPC F25D 3/14, G05D 23/30, publ. August 27, 2007).

The disadvantage of this device is the limited possibility of its use, namely, that, for example, it does not provide the necessary reliability for the storage and transportation of tubes with trapping liquid of microorganisms.

The closest in technical essence and the achieved positive effect and accepted by the authors for the prototype is a portable device for storing and transporting tubes containing a case with a lid, characterized in that the case is made of transparent material, the upper side of which is made with at least two holes , each of which is equipped with o-rings, and the housing cover is additionally equipped with seals installed around the entire perimeter of the end sides of the cover and a lock lock, when ohm within the housing, the bottom part of the filler is set, to store and stable placement of the tubes in the openings with sealing rings (see. US Pat. RU №177932, IPC B65D 85/42, publ. 03.16.2017 g).

The disadvantage of this device is the design complexity and the limited possibility of its use, which creates a number of inconveniences with the conduct and formulation of the analysis.

Disclosure of Invention

The objective of the invention is to develop a portable device for monitoring the quality of aerosol disinfection, which has a simplified design, high reliability of storage of test tubes with biotest systems in vitro to determine the quality of aerosol disinfection while expanding the functionality, namely the possibility of its multiple use.

The technical result that can be achieved using the present invention is to simplify the design, high reliability of the storage of test tubes with biotest systems in vitro to determine the quality of aerosol disinfection and expand the functionality.

The technical result is achieved using a portable device for monitoring the quality of aerosol disinfection, comprising a housing with a lid, with a panel with through holes installed on top of the lid and a filler installed on the bottom of the housing, while it is additionally equipped with an inspection window and a lid fixing mechanism, at least at least in four positions, and the filler is made in the form of a panel in which at least 20 round holes are located, with rounded recesses with the possibility of establishing tags with in vitro biotest systems, at least 20 through holes in the panel mounted under the lid are arranged symmetrically, respectively, vertically in circular holes with rounded recesses on the filler in the form of a panel, with the possibility of initial installation and fixing of tubes with in vitro biotest systems for the shoulder strap, the back, side walls, bottom and cover are made of opaque material, and the front of the case is open with the possibility of installing a transparent inspection window for I have a visual tracking and location of biological processes in in vitro biotest systems, while the cover fixing mechanism in four positions is triangular in shape with rounded corners and is installed on the side, on the back side of the cover and consists of at least four washers with springs, and at least four positions of the lid fixation are set at an angle of 30 °, and on the back side of the lid mounted mechanisms for fastening and rotating the lid.

Thus, the technical result is achieved using a portable device for monitoring the quality of aerosol disinfection, the use of which emits hard-to-reach places, and allows you to determine the quality of aerosol disinfection in full, which makes it possible to solve a technical problem, for example, the storage and transportation of test tubes with biotest systems in vitro to determine the quality of aerosol disinfection containing test cultures of microorganisms, for example, Escherichia coli groups: brucellosis, leukemia, salmonella ez and so on, that is, unstable (group 1) to chemical disinfectants, staphylococci: tuberculosis, foot and mouth disease, ornithosis, plague, unclassified viruses, and so on - resistant and highly resistant (group 2, 3)), mycobacteria or spore-forming aerobes of the genus Bacillus: anthrax, malignant edema, bradzot, etc. - especially resistant (fourth group) on nutrient media, for example, meat peptone agar, which are selected according to the groups of resistance to chemical disinfectants and their placement in the case of a portable device. Indicators of disinfection can be considered important in the epizootic sense of bacteria. The presence of bacteria determines the quality of preventive and involuntary disinfection in the event of outbreaks of infectious diseases, for example, in poultry and livestock enterprises, while the portable device has a simplified compact design, with high efficiency of quality control of aerosol disinfection, reliable storage and transportation.

Brief description of drawings and other materials

In FIG. 1 shows a portable device for monitoring the quality of aerosol disinfection, a general view from the front view ¾.

In FIG. 2, also, the bottom of the body with a filler in the form of round recesses for installing rounded tips of the in vitro biotest system, side view.

In FIG. 3, too, a holder in the form of a bar with holes for tubes, top view.

In FIG. 4, too, the cover locking mechanism in four positions. The implementation of the invention

A portable device for monitoring the quality of aerosol disinfection (see Fig. 1, 2, 3, 4) consists of a housing 1, in which the back (not shown in FIG.), Side walls (not shown in FIG.), Bottom (in FIG. not shown) and the cover 2 is made of opaque material, and the front part of the housing 1 is made open for installation of a transparent inspection window 3 through which visual location and biological processes in test tubes (not shown) are visualized with in vitro biotest systems, determining the quality of aerosol disinfection and premises, and at the bottom inside the housing 1 there is a filler in the form of a panel 4, in which at least 20 round holes 5 are made, with rounded recesses 6 with the possibility of installing test tubes with in vitro biotest systems, and on top under the lid 2 there is a panel 7 with through at least 20 round holes 8 made symmetrically, respectively, vertically round holes 5, with rounded recesses 6 located on the panel 4, while tubes with biotest are initially installed in round holes 8 with in vitro themes and fasten almost to the shoulder strap, and test tubes are installed so that they can be freely taken by the upper part, and in the process of movement to minimize vibrations of the test tubes with in vitro biotest systems, while the lid 2 has a mechanism on the back side 9, fixing the cover 2, in at least four positions, made triangular in shape, and at least four fixing positions of the cover 2 are set at an angle of 30 °, which consists of at least four washers 10 with springs (on FIG. not shown), as well as on the rear side of the cover 2 there are mounted fastening and rotation mechanisms (not shown in FIG.) of the cover 2.

A portable device for controlling the quality of aerosol disinfection is operated as follows.

Open the lid 2 of the housing 1 in a portable device for monitoring the quality of aerosol disinfection and in the panel 7 with through at least 20 round holes 8 located on top under the lid 2, test tubes with in vitro biotest systems are initially installed, fixed almost to the shoulder strap, and install the tubes so that you can freely take them by the upper part, and lower them into round holes 5, with rounded recesses 6 located on the panel 4, and round holes 8 are located symmetrically, respectively vertically round holes 5, with rounded recesses 6 located on panel 4, followed by determining the quality of aerosol disinfection of rooms (not shown in Fig.), containing test cultures of microorganisms, for example, Escherichia coli groups: brucellosis, leukemia, salmonellosis, and so on, that is, unstable (group 1) to chemical disinfectants, staphylococci: tuberculosis, foot and mouth disease, ornithosis, plague, unclassified viruses and so on - resistant and highly resistant (group 2, 3), mycobacteria or spore-forming aerobes of the genus Bacillus: anthrax, malignant edema, bradzot, and so on - especially resistant (fourth group) on nutrient media, for example, meat and peptone agar, which are selected according to the groups of resistance to chemical disinfectants and placing them in case 1 of the portable device, while case 1 is equipped with a transparent inspection window 3, this allows you to visually monitor the location and biological processes in test tubes with in vitro biotest systems to determine the quality of aerosol disinfection of rooms, and, for greater stability the spine of test tubes with in vitro biotest systems, in the filler, made in the form of a panel 4, in which at least 20 round holes 5 with recesses 6 are located, the latter are rounded, the lid 2 being fixed, at least four positions at an angle of 30 ° using the mechanism 9 for fixing the cover 2, and using the mechanism for fastening and rotating the cover 2, when a load is applied to close the cover 2, the spring in the locking mechanism 9 lends itself and is compressed in depth, leading the locking washer 10 behind it. When the cover 2 moves in any direction and the position changes, the spring goes back and begins to squeeze out the lock washer 10, which moves along the guides to the socket (not indicated in Fig.), Reaching the desired position, the spring finds a large length to be pressed and presses the washer 10 into the nest, cover 2 is fixed, there are four such positions with an angular difference of 30 °, starting from 0 ° and ending with 90 °, respectively, which allows you to emit hard-to-reach places and determine the quality of aerosol disinfection in full e.

A prototype of a portable device for controlling the quality of aerosol disinfection at a temperature of +2 to + 40 ° C was manufactured and tested, which showed positive results, namely: it is universal, since it is used more efficiently, due to the execution in the form of a housing 1 with through round holes 8 and holes 5 with rounded recesses 6, into which tubes with in vitro biotest systems are installed to determine the quality of aerosol disinfection with test cultures of microorganisms on nutrient media, orye selected by groups of resistance to chemical disinfectants, while the portable device is made simplified compact design with high reliability storage and transportation tubes with bioassay systems in vitro, and enabled to carry out quality control of aerosol disinfection in inaccessible areas in full screen.

Inputs - aerosol disinfection, exposure in accordance with the used disinfectant.

The output reactions - in the absence of growth of cultures of test cultures of microorganisms - aerosol disinfection is considered effective, and in the presence of growth of test cultures of microorganisms - aerosol disinfection is considered ineffective.

Thus, the proposed portable device for monitoring the quality of aerosol disinfection during testing of a prototype significantly reduced the time by 24 hours and facilitated the work of veterinary, sanitary specialists during veterinary and anti-epizootic measures.

The invention in comparison with the prototype and other known technical solutions has the following advantages:

- It is easily sterilized by all generally accepted methods;

- easy to manufacture and operate;

- the possibility of research is available without the use of microbiological box, thereby eliminating the need for laboratory conditions, which will significantly reduce the time for research (at least 24 hours);

- has increased research efficiency (at least 70%);

- has high reliability of storage and transportation of biotest systems in vitro to determine the quality of aerosol disinfection;

- provides environmental safety of the environment due to its location in a sealed chamber;

- the ability to work with microorganisms 3-4 pathogenicity groups;

- low costs for components;

- allow testing at temperatures from +2 to + 40 ° C.

Claims (1)

A portable device for monitoring the quality of aerosol disinfection, comprising a housing with a lid having a lock and a filler located at the bottom of the housing, characterized in that it is provided with a revision window and a panel installed under the lid with at least 20 through holes made in it, the filler is made in the form of a panel in which at least 20 round holes are located, with rounded recesses with the possibility of stable installation of test tubes with biotest systems in vitro, while at least e, 20 through holes in the panel mounted under the lid are arranged symmetrically, respectively, vertically in circular holes with rounded recesses on the filler in the form of a panel, with the possibility of initial installation and fixing of the in vitro biotest system to the overhead and with the possibility of placing test tubes with the biotest -in vitro systems for groups of resistance of microorganism cultures to chemical disinfectants, while the back, side walls, bottom and lid of the body are made of opaque material, and the front part of the casing is made open with the possibility of installing a transparent inspection window for visual monitoring and location in vitro of biological processes in vitro biotest systems, while the lid locking mechanism in at least four positions, made in the form of a triangular shape, is used with rounded corners and mounted laterally on the back of the cover and consists of at least four washers with springs, and at least four positions of the cover fixing are installed at an angle ohm 30 °, and on the back side of the lid mounted mechanisms for fastening and rotating the lid

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