CN212439499U

CN212439499U - Full-automatic ethylene oxide sterilization equipment

Info

Publication number: CN212439499U
Application number: CN202020609389.0U
Authority: CN
Inventors: 闫博; 闫子党; 任赛男; 范新田; 郜山保
Original assignee: Henan Anjiu Medical Equipment Co ltd
Current assignee: Henan Anjiu Medical Equipment Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-02-02
Anticipated expiration: 2030-04-22

Abstract

The utility model provides a full-automatic ethylene oxide sterilization equipment, the steriliser includes the sealing door of box and box front-mounting, be equipped with the PLC controller on the sealing door outside, be equipped with the heater in the box, be equipped with the sealing washer on the sealing door, the sealing washer is linked together with the pressure regulating filter, the pressure regulating filter is linked together with air compressor, the box is linked together with the filter, first angle seat valve communicates with the pressure regulating filter, the box is linked together with the vacuum pump, the vacuum pump is linked together with the waste gas collecting tank, second angle seat valve communicates with the pressure regulating filter, the box is linked together with steam generator, the box is linked together with the vaporizer, first angle seat valve, filter, one-way solenoid valve, pressure regulating filter, air compressor, vacuum pump, steam generator, vaporizer, second angle seat valve and solenoid valve all link to each other with the PLC controller, the utility, greatly reduces the labor intensity, improves the working efficiency and has good social and economic benefits.

Description

Full-automatic ethylene oxide sterilization equipment

Technical Field

The utility model relates to a sterilizing installation technical field, especially a full-automatic ethylene oxide sterilizing installation.

Background

At present, the medical apparatus and instruments are widely sterilized by Ethylene Oxide (EO), the epoxy sterilizer is an advanced sterilization device, articles sealed in a sterilization chamber are sterilized by low-temperature fumigation by using ethylene oxide gas under certain conditions, the ethylene oxide can kill various microorganisms including bacteria, tubercle bacillus, fungi, bacillus and viruses, has the advantages of strong penetrating power and capability of penetrating through packaging articles such as microporous cotton wool fabrics, plastic films, carton boxes and the like, is reliable in sterilization and convenient for long-term storage, and the sterilized articles are placed in a well-ventilated chamber and are safely used after being volatilized.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to overcome the defects of the prior art, the utility model aims to provide a full-automatic ethylene oxide sterilization equipment, which can effectively solve the problems of high labor intensity and low working efficiency.

In order to realize the aim, the utility model provides a technical scheme is that, a full-automatic ethylene oxide sterilization device, which comprises a sterilizer, a controller and a gasifier, the sterilizer comprises a box body and a sealing door arranged in front of the box body, a PLC controller is arranged outside the sealing door, a touch screen and a printer are arranged on the PLC controller, heaters are arranged on the left side, the right side and the upper side in the box body, an inflatable sealing ring sealed with the box body is arranged on the sealing door, an inflation inlet of the inflatable sealing ring is communicated with an air outlet of a pressure regulating filter through an air pipe, an air inlet of the pressure regulating filter is communicated with an air outlet of an air compressor through the air pipe, an air inlet of the box body is communicated with an air outlet of the filter through the air pipe, a first angle seat valve is arranged on the air pipe between the box body and the filter, an air inlet of the first angle seat valve, an air outlet of the vacuum pump is communicated with an air inlet of the waste gas collecting tank through a pipeline, a second angle seat valve and a one-way electromagnetic valve are arranged on an air pipe between the box body and the vacuum pump, an air inlet of the second angle seat valve is communicated with an air outlet of the pressure regulating filter through an air pipe, a steam inlet of the box body is communicated with an air outlet of the steam generator through an air pipe, an electromagnetic valve is arranged on the air pipe between the box body and the steam generator, and an ethylene oxide air inlet of the box body is communicated with an air outlet of the gasifier through;

the first angle seat valve, the filter, the one-way electromagnetic valve, the pressure regulating filter, the air compressor, the vacuum pump, the steam generator, the gasifier, the second angle seat valve and the electromagnetic valve are all connected with the PLC, and a full-automatic control structure is formed.

The utility model discloses simple structure, sterilization effect is good, convenient operation, greatly reduced intensity of labour, improved work efficiency, good society and economic benefits have.

Drawings

Fig. 1 is a schematic structural diagram of the present invention (one corner of the box body is cut open).

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

The full-automatic ethylene oxide sterilization equipment is provided by combining the attached drawing, and comprises a sterilizer, a controller and a gasifier, wherein the sterilizer comprises a box body 3 and a sealing door 1 arranged in front of the box body 3, a PLC (programmable logic controller) 13 is arranged outside the sealing door 1, a touch screen 15 and a printer 14 are arranged on the PLC 13, heaters 18 are arranged on the left, right and upper sides in the box body 3, an inflatable sealing ring 2 sealed with the box body 3 is arranged on the sealing door 1, an inflation inlet of the inflatable sealing ring 2 is communicated with an air outlet of a pressure regulating filter 7 through an air pipe, an air inlet of the pressure regulating filter 7 is communicated with an air outlet of an air compressor 8 through the air pipe, an air inlet 3-1 of the box body 3 is communicated with an air outlet of a filter 5 through the air pipe, a first angle seat valve 4 is arranged on the air pipe between the box body 3 and the filter 5, an air, an air outlet 3-4 of the box body 3 is communicated with an air inlet of a vacuum pump 9 through an air pipe, the air outlet of the vacuum pump 9 is communicated with an air inlet of a waste gas collecting tank 10 through a pipeline, a second angle seat valve 16 and a one-way electromagnetic valve 6 are arranged on the air pipe between the box body 3 and the vacuum pump 9, an air inlet of the second angle seat valve 16 is communicated with an air outlet of a pressure regulating filter 7 through an air pipe, a steam inlet 3-3 of the box body 3 is communicated with an air outlet of a steam generator 11 through an air pipe, an electromagnetic valve 17 is arranged on the air pipe between the box body 3 and the steam generator 11, and an ethylene oxide air inlet 3-2 of the box body 3;

the first angle seat valve 4, the filter 5, the one-way solenoid valve 6, the pressure regulating filter 7, the air compressor 8, the vacuum pump 9, the steam generator 11, the gasifier 12, the second angle seat valve 16 and the solenoid valve 17 are all connected with the PLC 13 to form a full-automatic control structure.

In order to ensure better implementation effect, the gasifier 12 is provided with an ethylene oxide feeding port.

The sealing door 1 is provided with an audible and visual alarm 19 connected with the PLC 13, the box body 3 is provided with a pressure sensor communicated with the interior of the box body 3, and the pressure sensor is connected with the PLC 13 and forms an overpressure alarm device together with the audible and visual alarm 19.

The box body 3 is provided with a temperature sensor communicated with the interior of the box body 3, the temperature sensor is connected with the PLC 13 and forms an ultra-high temperature alarm device together with the audible and visual alarm 19.

The heater 18 is an electric heating wire, an electric heating tube or a heating belt.

The utility model can be operated by manual control when in specific work, the object to be disinfected is put into the box body, the sealing door is closed, the air compressor and the pressure regulating filter are opened, the inflatable sealing ring is inflated, the gap between the sealing door and the box body is filled, the box body is ensured to be well sealed, the heating switch of the heater is opened, the heater heats the box body, and then the object to be disinfected is heated, after reaching the temperature specified by the disinfection process, the vacuum pumping operation is carried out after keeping the temperature for a certain time, if the temperature is overhigh, the temperature sensor is linked with the audible and visual alarm for alarming, then the vacuum pump is started, the second angle seat valve and the one-way valve are opened, the vacuum degree is controlled by the second angle seat valve, when reaching the specified vacuum degree, the vacuum pump is closed, if the pressure in the sterilizer is overhigh, the pressure sensor is linked with the audible and visual alarm for alarming, when the humidity in, opening a steam generator, opening a humidifying valve, slowly sending steam into a sterilizer, closing the humidifying valve after reaching a set humidity, opening a gasifier when the sterilization temperature, the sterilization pressure and the sterilization humidity are within an allowable range, adding ethylene oxide, introducing air into the sterilizer after adding the agent, starting sterilization timing, cleaning residual gas in sterilized articles after the sterilization time reaches the sterilization time specified by the sterilization process, starting a vacuum pump, opening a second angle seat valve and a one-way valve, pumping out the residual gas in the sterilizer, then opening a first angle seat valve and a filter, ventilating, introducing the filtered air into the sterilizer, performing volume replacement with the interior of the sterilizer, pumping out the residual gas into a waste gas collecting tank after pumping out the vacuum pump, and confirming that the pressure in the sterilizer is +/-3 KP after cleaning the sterilized articles, the air compressor and the pressure regulating filter are opened, and the door can be opened after the air in the inflatable sealing ring is pumped out.

The utility model discloses also can realize automatic control through the PLC controller, the PLC controller is equipped with multiple language, adapts to the demand of different customers in the world to sterilization process, and the sterilization process shows program control by the PLC controller, and the workflow is the same with above-mentioned manual operation, no longer gives unnecessary details one by one.

The utility model discloses an automatic switch door, the heating, keep warm, the humidifying, the evacuation, the sterilization, wash, the automatic control of sterilization parameter and sterilization overall process such as opening the door, dispose the anti-interference sensor of high accuracy, the temperature is monitored in the tour, humidity, pressure, automatic sterilization process sterilization data of taking, set up record (printing) interval wantonly, print out all sterilization information of record, according to being preserved by sterilization product characteristics preset sterilization parameter and parameter by oneself, convenient later use, greatly reduced intensity of labour, the operating efficiency is improved. In addition, the utility model has the advantages of simple structure, good sterilization effect, simple operation, safe use and good social and economic benefits.

Claims

1. The utility model provides a full-automatic ethylene oxide sterilization equipment, including steriliser, controller and vaporizer, a serial communication port, the steriliser include sealing door (1) of box (3) and the anterior dress of box (3), PLC controller (13) are equipped with to sealing door (1) outside, touch-sensitive screen (15) and printer (14) are equipped with on PLC controller (13), heater (18) are equipped with to left and right in box (3) and above, inflatable sealing washer (2) sealed with box (3) are equipped with on sealing door (1), the inflation inlet of inflatable sealing washer (2) is linked together through the gas outlet of trachea with pressure regulating filter (7), the air inlet of pressure regulating filter (7) is linked together through the gas outlet of trachea with air compressor (8), air inlet (3-1) of box (3) are linked together through the gas outlet of trachea with filter (5), a first angle seat valve (4) is arranged on an air pipe between the box body (3) and the filter (5), an air inlet of the first angle seat valve (4) is communicated with an air outlet of the pressure regulating filter (7) through the air pipe, an air outlet (3-4) of the box body (3) is communicated with an air inlet of the vacuum pump (9) through the air pipe, an air outlet of the vacuum pump (9) is communicated with an air inlet of the waste gas collecting tank (10) through a pipeline, a second angle seat valve (16) and a one-way electromagnetic valve (6) are arranged on the air pipe between the box body (3) and the vacuum pump (9), an air inlet of the second angle seat valve (16) is communicated with an air outlet of the pressure regulating filter (7) through the air pipe, a steam inlet (3-3) of the box body (3) is communicated with an air outlet of the steam generator (11) through the air pipe, an electromagnetic valve (, an ethylene oxide air inlet (3-2) of the box body (3) is communicated with an air outlet of the gasifier (12) through an air pipe;

the automatic control system is characterized in that the first angle seat valve (4), the filter (5), the one-way electromagnetic valve (6), the pressure regulating filter (7), the air compressor (8), the vacuum pump (9), the steam generator (11), the gasifier (12), the second angle seat valve (16) and the electromagnetic valve (17) are connected with the PLC (programmable logic controller) (13), and a full-automatic control structure is formed.

2. The automatic ethylene oxide sterilization apparatus according to claim 1, wherein said vaporizer (12) is provided with an ethylene oxide inlet.

3. The full-automatic ethylene oxide sterilization equipment according to claim 1, wherein the sealing door (1) is provided with an audible and visual alarm (19) connected with the PLC (13), the box body (3) is provided with a pressure sensor communicated with the interior of the box body (3), and the pressure sensor is connected with the PLC (13) and forms an overpressure alarm device together with the audible and visual alarm (19).

4. The full-automatic ethylene oxide sterilization equipment according to claim 1, wherein the box body (3) is provided with a temperature sensor communicated with the interior of the box body (3), the temperature sensor is connected with the PLC (13) and forms an ultra-high temperature alarm device together with the audible and visual alarm (19).

5. The automatic ethylene oxide sterilization apparatus according to claim 1, wherein the heater (18) is a heating wire, an electrothermal tube or a heating tape.