CN108567984B

CN108567984B - Medical instrument disinfection method

Info

Publication number: CN108567984B
Application number: CN201810673347.0A
Authority: CN
Inventors: 王军; 魏明超; 尹荣江; 冯丹
Original assignee: Individual
Current assignee: Wang Jun
Priority date: 2018-06-26
Filing date: 2018-06-26
Publication date: 2021-12-07
Anticipated expiration: 2038-06-26
Also published as: CN108567984A

Abstract

The invention belongs to the technical field of medical instrument disinfection, and particularly relates to a medical instrument disinfection method.A disinfection device adopted by the method comprises a box body, a rotating mechanism, a storage mechanism, an alcohol storage mechanism, a heating mechanism and an observation window; the heating mechanism can heat the box body, improve the temperature of the box body and sterilize medical instruments at high temperature, and can heat to generate steam which can penetrate through the supporting plates with the mesh structures, so that the contact surface of the medical instruments and the high-temperature steam is wider, and the sterilization effect is better; when the first box body stays at the top layer of the box body, the first box body can be covered by a large amount of high-temperature steam, so that rapid sterilization and disinfection can be carried out; the top of the second box body adopts an asbestos heat insulation cover which can be opened and closed, and an asbestos heat insulation plate is embedded in the inner wall of the second box body, so that the volatilization of alcohol is reduced.

Description

Medical instrument disinfection method

Technical Field

The invention belongs to the technical field of medical instrument disinfection, and particularly relates to a medical instrument disinfection method.

Background

Many instruments are used during the surgical procedure, and most of the instruments are not disposable and need to be thoroughly sterilized after use before they can be reused.

The current disinfection mode is mainly high-temperature disinfection, however, various instruments are stacked together, which easily causes incomplete disinfection of medical instruments; the heat will rise continuously, and the medical instruments on the bottom layer will not be sterilized well than the instruments on the top layer, resulting in uneven sterilization. In view of this, the present invention provides a method for disinfecting a medical instrument, which has the following features:

(1) according to the medical instrument disinfection method, in the disinfection device adopted in the method, the box body can be heated through the heating mechanism, the temperature of the box body is increased, the medical instrument is disinfected at high temperature, the heating mechanism can be heated to generate steam, and the steam can penetrate through the supporting plates with mesh structures, so that the contact area of the medical instrument and the high-temperature steam is wider, and the disinfection effect is better.

(2) According to the medical instrument disinfection method, the disinfection device adopted in the method can drive the first box body to rotate through the rotating mechanism, when the first box body stays at the top layer of the box body, the first box body can be covered by a large amount of high-temperature steam, so that rapid sterilization and disinfection are performed, when the first box body stays at the bottom layer, the first box body can be soaked in alcohol in the second box body, so that all medical instruments can be thoroughly sterilized, and disinfected, and the disinfection mode is diversified.

(3) According to the medical instrument disinfection method, in the disinfection device adopted in the method, the top of the second box body adopts the asbestos heat insulation cover which can be opened and closed, and the asbestos heat insulation plate is embedded in the inner wall of the second box body, so that the temperature in the second box body can be reduced, and the volatilization of alcohol is reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a medical instrument disinfection method, which can heat a box body through a heating mechanism, improve the temperature of the box body and disinfect the medical instrument at high temperature, and the heating mechanism can heat to generate steam which can penetrate through supporting plates with mesh structures, so that the contact surface of the medical instrument and the high-temperature steam is wider, and the disinfection effect is better; the rotating mechanism can drive the first box body to rotate, when the first box body stays at the top layer of the box body, the first box body can be covered by a large amount of high-temperature steam, so that rapid sterilization and disinfection can be carried out, when the first box body stays at the bottom layer, the first box body can be soaked in alcohol in the second box body, so that all medical equipment can be thoroughly sterilized and disinfected, and the disinfection mode is diversified; the top of the second box body adopts an asbestos heat insulation cover which can be opened and closed, and an asbestos heat insulation plate is embedded in the inner wall of the second box body, so that the temperature in the second box body can be reduced, and the volatilization of alcohol is reduced.

The technical scheme adopted by the invention for solving the technical problems is as follows: a method of sterilizing a medical instrument, the method comprising the steps of:

the method comprises the following steps: placing the medical instruments to be sterilized in a sterilizing device for sterilization, opening an observation window of medical instrument sterilizing equipment, placing the medical instruments to be sterilized on the supporting plates, then sequentially inserting each supporting plate into the corresponding first box body, and after the medical instruments are placed, closing the observation window; the electric heating rod and the rotary table of the medical instrument disinfection equipment are started, the electric heating rod can heat water in the water tank, the temperature in the box body is improved, the water is heated to a steam state, steam enters the box body through the mesh plate and rises to the top layer of the box body, the steam can penetrate through the support plates to disinfect the medical instruments, the contact surface of the instruments is wider, the disinfection effect is better, and the steam finally rises to the top layer, so that the temperature of the top layer is highest, the covering effect of the steam is best, the rotary table can drive the first box bodies to be alternately retained at the top of the box body for alternately and efficiently disinfecting, and in the rotating process, because the rotary column is rotatably connected with the connecting pipe, no matter what angle state the support plates rotate to, the first box bodies can vertically downwards under the action of gravity, and therefore the instruments are prevented from falling; when the first box body of the medical instrument disinfecting equipment moves to the bottom layer, the driving motor can drive the gear to rotate along the sliding seat, so that the asbestos heat insulation cover is driven to slide to open the second box body, then the first box body can move to the inside of the second box body, then the driving motor rotates reversely to drive the asbestos heat insulation cover to be closed with the second box body again, the supporting rod penetrates through the fixing groove, at the moment, the medical instrument can be disinfected and sterilized by alcohol, and the arrangement of the asbestos heat insulation cover and the asbestos heat insulation plate can prevent the alcohol from volatilizing; when the doctor needs to take out a specific medical instrument after the disinfection is finished, the doctor only needs to open the sampling window of the medical instrument disinfection equipment and draw out the corresponding supporting plate without opening the whole observation window, so that the phenomenon that a large amount of external gas enters the box body and pollutes the box body is avoided;

step two: spraying disinfectant on the surface of the medical instrument treated in the step one;

step three: thirty minutes later, cleaning the medical apparatus and instruments treated in the second step with alcohol;

step four: air-drying the medical apparatus processed in the third step;

the disinfection device adopted by the method comprises a box body, a rotating mechanism, a storage mechanism, an alcohol storage mechanism, a heating mechanism and an observation window; the rotating mechanisms are symmetrically arranged in the box body; the outer wall of the rotating mechanism is distributed with the object placing mechanisms in an annular array, the object placing mechanisms are used for storing medical instruments, and the rotating mechanism is used for driving the object placing mechanisms to rotate; the heating mechanism is arranged at the bottom of the box body and used for providing steam for disinfection; the top surface of the heating mechanism is provided with the alcohol storage mechanism, and the alcohol storage mechanism is used for carrying out alcohol disinfection on medical instruments; the outside of box is equipped with the observation window, the observation window is used for observing the disinfection condition.

Specifically, slewing mechanism includes carousel, branch and connecting pipe, the carousel is located the inside wall of box, the outer wall vertical distribution of carousel has four branch, branch is the annular array and distributes, branch deviates from the one end lateral wall of carousel all is equipped with perpendicularly the connecting pipe.

Specifically, put thing mechanism and include first box body, layer board, bracing piece and rotary column, the rotary column imbed in the inside of connecting pipe, the rotary column with the connecting pipe rotates to be connected, the rotary column is located perpendicularly the top of bracing piece, the bottom of bracing piece is located perpendicularly the side of first box body, top, the bottom of first box body are open structure, the inside of first box body from top to bottom the equidistance is pegged graft and is had a plurality of the layer board, the layer board is mesh structure.

Specifically, the outer wall of box passes through hinged joint the observation window, the observation window is transparent structure, the surface symmetry of observation window is opened has two sample windows, the area of sample window with the side area of first box body is the same.

Specifically, heating mechanism includes water tank, mesh board and electric heat bar, the water tank is located the bottom of box, the internally mounted of water tank has the electric heat bar, the top of water tank is equipped with the mesh board.

Specifically, the alcohol storage mechanism comprises a second box body, an asbestos heat insulation plate, an asbestos heat insulation cover, a sliding seat and a driving mechanism, the second box bodies are symmetrically arranged on the surface of the mesh plate, the second box bodies are positioned at the bottommost end of the motion trail of the first box body, the two sides of the surface of the second box body are both provided with sliding chutes which are connected with the asbestos heat insulation cover in a sliding way, the area of the asbestos heat insulation cover is the same as the top area of the second box body, a fixing groove matched with the support rod is formed in the side edge of the asbestos heat insulation cover, the two side walls of the asbestos heat insulation cover are symmetrically arranged on the driving mechanism, the tops of the two side surfaces of the second box body are respectively provided with the sliding seats, the internal distribution of slide has the sawtooth structure, actuating mechanism with the meshing is connected between the slide, the inner wall embedding of second box body has the asbestos heat insulating board.

Specifically, actuating mechanism includes branch, driving motor and gear, branch is located perpendicularly the lateral wall of asbestos heat exchanger that insulates against heat, the tip of branch is equipped with driving motor, driving motor rotates to be connected the gear, gear engagement connects the slide.

The invention has the beneficial effects that:

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a preferred embodiment of a medical instrument sterilization apparatus provided by the present invention;

FIG. 2 is a schematic view of a connection structure of the rotating mechanism and the object placing mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the alcohol storage mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the drive mechanism shown in FIG. 3;

fig. 5 is a schematic view of the overall structure of the case shown in fig. 1.

In the figure: 1. the device comprises a box body, 2, a rotating mechanism, 21, a rotating disc, 22, a support plate, 23, a connecting pipe, 3, a storage mechanism, 31, a first box body, 32, a supporting plate, 33, a supporting rod, 34, a rotating column, 4, an alcohol storage mechanism, 41, a second box body, 411, a sliding groove, 42, an asbestos heat insulation plate, 43, an asbestos heat insulation cover, 431, a fixed groove, 44, a sliding seat, 45, a driving mechanism, 451, a supporting rod, 452, a driving motor, 453, a gear, 5, a heating mechanism, 51, a water tank, 52, a mesh plate, 53, an electric heating rod, 6, an observation window, 61 and a sampling window.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, a method for sterilizing a medical instrument according to the present invention comprises the steps of:

the method comprises the following steps: placing the medical apparatus to be sterilized in a sterilizing device for sterilization, opening an observation window 6 of the medical apparatus sterilizing device, placing the medical apparatus to be sterilized on the supporting plates 32, then sequentially inserting each supporting plate 32 into the corresponding first box body 31, and after the placement is finished, closing the observation window 6; the electric heating rod 53 and the rotary table 21 of the medical instrument sterilizing equipment are started, the electric heating rod 53 can heat the water in the water tank 51, the temperature in the box body 1 is increased, and heats the water to a steam state so that the steam enters the cabinet 1 through the mesh plate 52 and rises to the top layer of the cabinet 1, the steam can pass through each of the trays 32 to sterilize medical instruments, so that the contact surface of the apparatus is wider, the disinfection effect is better, and the steam finally rises to the top layer, therefore, the top layer has the highest temperature and the best covering effect of the steam, the rotating disc 21 can drive each first box body 31 to be alternately retained at the top of the box body 1 for alternate and efficient disinfection, and in the rotating process, because the rotating column 34 is rotatably connected with the connecting pipe 23, therefore, no matter what angle the support plate 22 rotates to, the first box 31 is vertically downward under the action of gravity, so as to prevent the instrument from falling; when the first box 31 of the medical instrument disinfecting equipment moves to the bottom layer, the driving motor 452 drives the gear 453 to rotate along the sliding seat 44, so as to drive the asbestos heat insulation cover 43 to slide to open the second box 41, then the first box 31 moves to the inside of the second box 41, then the driving motor 452 rotates reversely to drive the asbestos heat insulation cover 43 to be closed with the second box 41 again, the supporting rod 33 penetrates through the fixing groove 431, at this time, the medical instrument is disinfected and sterilized by alcohol, and the arrangement of the asbestos heat insulation cover 43 and the asbestos heat insulation plate 42 can prevent the alcohol from volatilizing; when a doctor needs to take out a specific medical instrument after the disinfection is finished, the doctor only needs to open the sampling window 61 of the medical instrument disinfection equipment and draw out the corresponding supporting plate 32 without opening the whole observation window 6, so that the phenomenon that a large amount of outside gas enters the box body 1 to pollute the box body 1 is avoided;

step four: air-drying the medical apparatus processed in the third step;

the disinfection device adopted by the method comprises a box body 1, a rotating mechanism 2, an object placing mechanism 3, an alcohol storage mechanism 4, a heating mechanism 5 and an observation window 6; the rotating mechanisms 2 are symmetrically arranged in the box body 1; the outer wall of the rotating mechanism 2 is distributed with the object placing mechanisms 3 in an annular array, the object placing mechanisms 3 are used for storing medical instruments, and the rotating mechanism 2 is used for driving the object placing mechanisms 3 to rotate; the heating mechanism 5 is arranged at the bottom of the box body 1, and the heating mechanism 5 is used for providing steam for sterilization; the top surface of the heating mechanism 5 is provided with the alcohol storage mechanism 4, and the alcohol storage mechanism 4 is used for carrying out alcohol disinfection on medical instruments; the outside of box 1 is equipped with observation window 6, observation window 6 is used for observing the disinfection condition.

Specifically, as shown in fig. 1 and fig. 2, the rotating mechanism 2 includes a rotating disk 21, four support plates 22 and a connecting pipe 23, the rotating disk 21 is disposed on an inner side wall of the box body 1, four support plates 22 are vertically distributed on an outer wall of the rotating disk 21, the support plates 22 are distributed in an annular array, and the connecting pipe 23 is vertically disposed on a side wall of one end of each support plate 22 away from the rotating disk 21; in order to drive the medical instrument to stop at different positions alternately.

Specifically, as shown in fig. 2, the storage mechanism 3 includes a first box 31, support plates 32, a support rod 33 and a rotary column 34, the rotary column 34 is embedded in the connecting pipe 23, the rotary column 34 is rotatably connected with the connecting pipe 23, the rotary column 34 is vertically arranged at the top end of the support rod 33, the bottom end of the support rod 33 is vertically arranged at the side surface of the first box 31, both the top and the bottom of the first box 31 are of an open structure, the inside of the first box 31 is inserted with a plurality of support plates 32 from top to bottom at equal intervals, and the support plates 32 are all of a mesh structure; for storage of the medical device.

Specifically, as shown in fig. 5, the outer wall of the box body 1 is connected to the observation window 6 through a hinge, the observation window 6 is of a transparent structure, two sampling windows 61 are symmetrically formed on the surface of the observation window 6, and the areas of the sampling windows 61 are the same as the side areas of the first box body 31; to facilitate placement and removal of the instrument.

Specifically, as shown in fig. 1, the heating mechanism 5 includes a water tank 51, a mesh plate 52 and an electric heating rod 53, the water tank 51 is disposed at the bottom of the tank body 1, the electric heating rod 53 is mounted inside the water tank 51, and the mesh plate 52 is disposed at the top of the water tank 51; in order to achieve high temperature steam sterilization.

Specifically, as shown in fig. 3, the alcohol storage mechanism 4 includes a second box 41, an asbestos thermal insulation board 42, an asbestos thermal insulation cover 43, a sliding base 44 and a driving mechanism 45, the second box 41 is symmetrically disposed on the surface of the mesh board 52, the second box 41 is located at the bottom end of the motion track of the first box 31, sliding grooves 411 are formed on two sides of the surface of the second box 41, the sliding grooves 411 are slidably connected with the asbestos thermal insulation cover 43, the area of the asbestos thermal insulation cover 43 is the same as the top area of the second box 41, fixing grooves 431 are formed at the side edges of the asbestos thermal insulation cover 43 and are matched with the supporting rod 33, two side walls of the asbestos thermal insulation cover 43 are symmetrically disposed on the driving mechanism 45, the sliding base 44 is disposed on the top of two side surfaces of the second box 41, saw-tooth structures are distributed inside the sliding base 44, the driving mechanism 45 is engaged with the sliding base 44, the asbestos heat insulation plate 42 is embedded in the inner wall of the second box body 41; in order to store alcohol, alcohol disinfection is achieved.

Specifically, as shown in fig. 4, the driving mechanism 45 includes a supporting rod 451, a driving motor 452, and a gear 453, wherein the supporting rod 451 is vertically disposed on the side wall of the asbestos heat-insulating cover 43, the driving motor 452 is disposed at an end portion of the supporting rod 451, the driving motor 452 is rotatably connected to the gear 453, and the gear 453 is engaged with the sliding seat 44; to open and close the second case 41.

The heating mechanism 5 can heat the box body 1, the temperature of the box body 1 is improved, and medical instruments are sterilized at high temperature, the heating mechanism 5 can heat to generate steam, and the steam can penetrate through the supporting plates 32 with mesh structures, so that the contact surface of the medical instruments and the high-temperature steam is wider, and the sterilization effect is better; the rotating mechanism 2 can drive the first box body 31 to rotate, when the first box body 31 stays at the top layer of the box body 1, the first box body 31 can be covered by a large amount of high-temperature steam, so that rapid sterilization and disinfection can be carried out, when the first box body 31 stays at the bottom layer, the first box body can be soaked in alcohol in the second box body 41, so that all medical equipment can be thoroughly sterilized and disinfected, and the disinfection mode is diversified; the top of the second box body 41 adopts an asbestos heat insulation cover 43 which can be opened and closed, and the inner wall is embedded with an asbestos heat insulation plate 42, so that the temperature in the second box body 41 can be reduced, and the volatilization of alcohol can be reduced. The method specifically comprises the following steps:

(1) opening the observation window 6, placing the medical instruments to be disinfected on the supporting plates 32, then sequentially inserting each supporting plate 32 into the corresponding first box body 31, and after the placement is finished, closing the observation window 6;

(2) the electric heating bar 53 and the rotary disc 21 are started, the electric heating bar 53 can heat the water in the water tank 51, the temperature in the box body 1 is increased, and heats the water to a steam state so that the steam enters the cabinet 1 through the mesh plate 52 and rises to the top layer of the cabinet 1, the steam can pass through each of the trays 32 to sterilize medical instruments, so that the contact surface of the apparatus is wider, the disinfection effect is better, and the steam finally rises to the top layer, therefore, the top layer has the highest temperature and the best covering effect of the steam, the rotating disc 21 can drive each first box body 31 to be alternately retained at the top of the box body 1 for alternate and efficient disinfection, and in the rotating process, because the rotating column 34 is rotatably connected with the connecting pipe 23, therefore, no matter what angle the support plate 22 rotates to, the first box 31 is vertically downward under the action of gravity, so as to prevent the instrument from falling;

(3) when the first box 31 moves to the bottom layer, the driving motor 452 drives the gear 453 to rotate along the sliding base 44, so as to drive the asbestos heat insulation cover 43 to slide to open the second box 41, then the first box 31 moves to the inside of the second box 41, then the driving motor 452 rotates reversely to drive the asbestos heat insulation cover 43 to close the second box 41 again, the supporting rod 33 penetrates through the fixing groove 431, at this time, the medical apparatus can be sterilized by alcohol, and the asbestos heat insulation cover 43 and the asbestos heat insulation plate 42 can be arranged to prevent the alcohol from volatilizing;

(4) after the disinfection is completed, when a doctor needs to take out specific medical instruments, the doctor only needs to open the sampling window 61 and take out the corresponding supporting plate 32, the whole observation window 6 does not need to be opened, and the pollution to the box body 1 caused by the fact that a large amount of external gas enters the box body 1 is avoided.

According to the invention, the heating mechanism 5 can heat the box body 1, so that the temperature of the box body 1 is increased, and medical instruments are sterilized at high temperature, and the heating mechanism 5 can heat to generate steam which can penetrate through the supporting plates 32 with mesh structures, so that the contact surface of the medical instruments and the high-temperature steam is wider, and the sterilization effect is better; the rotating mechanism 2 can drive the first box body 31 to rotate, when the first box body 31 stays at the top layer of the box body 1, the first box body 31 can be covered by a large amount of high-temperature steam, so that rapid sterilization and disinfection can be carried out, when the first box body 31 stays at the bottom layer, the first box body can be soaked in alcohol in the second box body 41, so that all medical equipment can be thoroughly sterilized and disinfected, and the disinfection mode is diversified; the top of the second box body 41 adopts an asbestos heat insulation cover 43 which can be opened and closed, and the inner wall is embedded with an asbestos heat insulation plate 42, so that the temperature in the second box body 41 can be reduced, and the volatilization of alcohol can be reduced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A medical instrument disinfection method is characterized in that: the method comprises the following steps:

the method comprises the following steps: placing medical instruments to be disinfected in a disinfection device for disinfection, opening an observation window (6) of medical instrument disinfection equipment, placing the medical instruments to be disinfected on supporting plates (32), then sequentially inserting the supporting plates (32) into corresponding first box bodies (31), and after the placing is finished, closing the observation window (6); the electric heating rod (53) and the rotary table (21) of the medical instrument disinfection equipment are started, the electric heating rod (53) can heat water in the water tank (51), the temperature in the box body (1) is improved, the water is heated to a steam state, steam enters the box body (1) through the mesh plate (52) and rises to the top layer of the box body (1), the steam can penetrate through the support plates (32) to disinfect medical instruments, the contact surface of the instruments is wider, the disinfection effect is better, and the steam finally rises to the top layer, so that the temperature of the top layer is highest, the covering effect of the steam is best, the rotary table (21) can drive the first box bodies (31) to be alternately retained at the top of the box body (1) for alternately and efficiently disinfecting, in the rotating process, as the rotary column (34) is rotatably connected with the connecting pipe (23), so that the support plates (22) rotate to any angle state, the first box bodies (31) are all vertically downward under the action of gravity, so that the instruments are prevented from falling; when a first box body (31) of the medical instrument disinfection equipment moves to the bottom layer, a driving motor (452) can drive a gear (453) to rotate along a sliding seat (44), so that an asbestos heat insulation cover (43) is driven to slide to open a second box body (41), then the first box body (31) can move to the inside of the second box body (41), then the driving motor (452) rotates reversely, the asbestos heat insulation cover (43) is driven to be closed with the second box body (41) again, a supporting rod (33) penetrates through a fixing groove (431), at the moment, alcohol can disinfect and sterilize the medical instrument, and the asbestos heat insulation cover (43) and the asbestos heat insulation plate (42) are arranged to prevent the alcohol from volatilizing; after the disinfection is finished, when a doctor needs to take out a specific medical instrument, the doctor only needs to open the sampling window (61) of the medical instrument disinfection equipment and draw out the corresponding supporting plate (32), the whole observation window (6) does not need to be opened, and the phenomenon that a large amount of outside gas enters the box body (1) to pollute the box body (1) is avoided;

step four: air-drying the medical apparatus processed in the third step;

the disinfection device adopted by the method comprises a box body (1), a rotating mechanism (2), an object placing mechanism (3), an alcohol storage mechanism (4), a heating mechanism (5) and an observation window (6); the rotating mechanisms (2) are symmetrically arranged in the box body (1); the outer wall of the rotating mechanism (2) is distributed with the object placing mechanisms (3) in an annular array, the object placing mechanisms (3) are used for storing medical instruments, and the rotating mechanism (2) is used for driving the object placing mechanisms (3) to rotate; the heating mechanism (5) is arranged at the bottom of the box body (1), and the heating mechanism (5) is used for providing steam for sterilization; the top surface of the heating mechanism (5) is provided with the alcohol storage mechanism (4), and the alcohol storage mechanism (4) is used for carrying out alcohol disinfection on medical instruments; the observation window (6) is arranged outside the box body (1), and the observation window (6) is used for observing the disinfection condition;

the rotating mechanism (2) comprises a rotating disc (21), four support plates (22) and connecting pipes (23), the rotating disc (21) is arranged on the inner side wall of the box body (1), the four support plates (22) are vertically distributed on the outer wall of the rotating disc (21), the support plates (22) are distributed in an annular array, and the connecting pipes (23) are vertically arranged on the side walls of the support plates (22) at one ends deviating from the rotating disc (21);

the article placing mechanism (3) comprises a first box body (31), supporting plates (32), a supporting rod (33) and a rotating column (34), the rotating column (34) is embedded into the connecting pipe (23), the rotating column (34) is rotatably connected with the connecting pipe (23), the rotating column (34) is vertically arranged at the top end of the supporting rod (33), the bottom end of the supporting rod (33) is vertically arranged on the side surface of the first box body (31), the top and the bottom of the first box body (31) are both of an open structure, a plurality of supporting plates (32) are inserted into the first box body (31) from top to bottom at equal intervals, and the supporting plates (32) are all of a mesh structure;

the outer wall of the box body (1) is connected with the observation window (6) through a hinge, the observation window (6) is of a transparent structure, two sampling windows (61) are symmetrically formed in the surface of the observation window (6), and the area of each sampling window (61) is the same as the side area of the first box body (31);

the heating mechanism (5) comprises a water tank (51), a mesh plate (52) and an electric heating rod (53), the water tank (51) is arranged at the bottom of the box body (1), the electric heating rod (53) is arranged in the water tank (51), and the mesh plate (52) is arranged at the top of the water tank (51);

the alcohol storage mechanism (4) comprises a second box body (41), an asbestos heat insulation plate (42), an asbestos heat insulation cover (43), a sliding seat (44) and a driving mechanism (45), wherein the second box body (41) is symmetrically arranged on the surface of the mesh plate (52), the second box body (41) is positioned at the bottommost end of the motion track of the first box body (31), sliding grooves (411) are formed in two sides of the surface of the second box body (41), the sliding grooves (411) are connected with the asbestos heat insulation cover (43) in a sliding mode, the area of the asbestos heat insulation cover (43) is the same as the top area of the second box body (41), fixing grooves (431) matched with the supporting rods (33) are formed in the side edge of the asbestos heat insulation cover (43), the two side walls of the asbestos heat insulation cover (43) are symmetrically arranged on the driving mechanism (45), the sliding seat (44) is arranged at the tops of two side faces of the second box body (41), saw-tooth structures are distributed in the sliding base (44), the driving mechanism (45) is meshed with the sliding base (44), and the asbestos heat insulation plate (42) is embedded in the inner wall of the second box body (41);

the driving mechanism (45) comprises a supporting rod (451), a driving motor (452) and a gear (453), the supporting rod (451) is vertically arranged on the side wall of the asbestos heat insulation cover (43), the driving motor (452) is arranged at the end portion of the supporting rod (451), the driving motor (452) is rotatably connected with the gear (453), and the gear (453) is meshed with the sliding base (44).