CN202777162U - Hydrogen peroxide space sterilizer - Google Patents

Abstract

The utility model relates to a hydrogen peroxide space sterilizer, which belongs to the field of medical instruments. The hydrogen peroxide space sterilizer is characterized in that it includes a housing, the bottom of the housing is provided with a ventilation and filtering system, the top of the housing is provided with a steam swirling device, and the ventilation and filtering system is connected to the steam swirling device through an air heater. Installed in the casing and connected to the heater are vaporized liquid supply components and an electrical control box. The casing is also equipped with a temperature sensor and a hydrogen peroxide vapor concentration sensor. The temperature sensor is connected to the vaporization chamber, the air heater, and is connected to the outside of the casing. communication, the hydrogen peroxide vapor concentration sensor communicates with the outside of the casing, and the temperature sensor and the hydrogen peroxide vapor concentration sensor are connected with a display screen arranged outside the casing. The utility model has reasonable structure and good disinfection effect, and can be specially used for disinfection of isolation rooms, isolation containers and Class III ambient air and surface of objects.

Description

Hydrogen peroxide space sterilizer

technical field

The utility model relates to a hydrogen peroxide space sterilizer, which belongs to the field of medical instruments.

Background technique

Most of the existing isolation spaces and isolation containers, especially in animal breeding, animal laboratories and hospitals, adopt ultraviolet disinfection and purification measures, and the disinfection/sterilization effect needs to be further improved. Hydrogen peroxide solution is used as a disinfectant, which is very safe and effective for disinfecting items. Hydrogen peroxide is known as the most environmentally friendly chemical product. According to the hospital indoor air disinfection specification, the disinfection of Class III ambient air can be sprayed with hydrogen peroxide solution. The hydrogen peroxide space sterilizer is an infinite diffusion that converts the spray of hydrogen peroxide solution into gas. Since the liquid turns into a gas, the unit volume will expand by 1000 times, and it can quickly fill every corner of the room that needs to be disinfected, and disinfect the air and the surface of objects. The hydrogen peroxide gaseous state is more active and more capable of inactivating spores than the liquid state. Gasified hydrogen peroxide can easily generate free OH-, which is used to attack cell tissue components, including lipids, proteins and DNA tissues, so as to inactivate bacteria.

Utility model content

The utility model provides a hydrogen peroxide space sterilizer for space disinfection.

The technical scheme adopted by the utility model to solve the technical problem is: to provide a hydrogen peroxide space sterilizer, which is characterized in that it includes a shell, the bottom of the shell is provided with a ventilation filter system, and the top of the shell is provided with a steam rotary spray device , the ventilation and filtration system is connected to the steam swirling device through the air heater, and the vaporized liquid supply component and the electrical control box are installed in the casing and connected to the heater. The casing is also equipped with a temperature sensor and a hydrogen peroxide vapor concentration sensor. The sensor is connected to the vaporization chamber, the air heater, and communicates with the outside of the housing, the hydrogen peroxide vapor concentration sensor communicates with the outside of the housing, and the temperature sensor and the hydrogen peroxide vapor concentration sensor are connected with a touch screen arranged outside the housing.

The vaporized liquid supply assembly includes a solution storage barrel, a metering pump, a vaporization chamber and a vaporization fan. The solution storage barrel is arranged on the upper part of the housing and is connected to the vaporization chamber through a metering pump. The vaporization chamber is connected to a vaporization fan, and the vaporization chamber is connected to an air heater. . The vaporized liquid supply component vaporizes the hydrogen peroxide solution, which is convenient for heating by the air heater in the next step. The vaporization chamber is equipped with a vaporization plate and a PTC honeycomb heater for liquid vaporization, and the vaporized hydrogen peroxide solution is sent to the air heater through a vaporization fan.

The steam swirling device includes a rotary nozzle, a blower fan and an adjustable nozzle. After the blower fan is connected to the air heater, 8 adjustable nozzles are connected to the air outlet, and the 8 adjustable nozzles are evenly distributed in the rotating on the nozzle. The rotating nozzle can be connected with the housing through the bearing to realize the rotating function. The air supply fan provides power for the gas ejection. The 8 adjustable nozzles cooperate with the rotating nozzle to make the gas ejection angle wider and the disinfection effect is better.

The ventilation filtering system includes an air intake system, a filter and a degradation device, and the air intake system is connected with the air heater after being connected with the filter and the degradation device. Add filters and degradation devices to make the disinfection effect better.

The upper part of the housing is provided with a handle, and the bottom is provided with moving wheels and universal wheels for easy movement.

The ventilation and filtration system is provided with a self-disinfection fan, which is connected to the pipeline of the vaporization chamber, and the self-disinfection fan introduces the disinfection gas into the ventilation and filtration system, and sterilizes its internal filter devices such as activated carbon and filter screens to realize self-disinfection. Disinfection function.

The beneficial effects that the utility model has are:

1. Thorough disinfection/sterilization effect: it has a broad-spectrum disinfection and sterilization effect, and can kill various bacteria, viruses and spores in confined spaces and on the surface of objects, and can reach a killing level of 10-6.

2. Good safety: hydrogen peroxide disinfectant has no residue (it can be automatically decomposed into water and oxygen), and it is friendly to personnel and the environment. Hydrogen peroxide gas has excellent material compatibility; it has basically no harm to the surfaces and objects in the room. The display and operation part can be completely separated from the host, and the operator can monitor and operate the equipment outside the disinfection space to protect the operator. Intelligently detect the concentration of hydrogen peroxide in the space and give an alarm to ensure that people and animals are always in a safe environment. The equipment has its own hydrogen peroxide degradation device and ventilation function, which can ensure that the concentration of hydrogen peroxide in the environment is controlled within 1PPm after disinfection or sterilization.

3. High disinfection/sterilization efficiency: The disinfection/sterilization process can be adjusted with the size of the space volume, and the disinfection/sterilization of general isolation rooms can be completed within 2-6 hours.

4. Intelligent, easy to operate: the equipment adopts touch screen operation, can flexibly set process parameters, can run fully automatic disinfection, sterilization cycle independently, according to the preset, automatic start, automatic operation program, automatic stop, the whole process does not need Manual intervention; the equipment is used under normal temperature and normal pressure, with movable casters, which can be moved flexibly, and can be disinfected/sterilized room by room in an orderly manner.

Description of drawings

Fig. 1 is a structural representation of the utility model;

In the figure: 1. Rotary nozzle; 2. Blower fan; 3. Adjustable nozzle; 4. Handle; 5. Solution storage barrel; 6. Metering pump; 7. Vaporization chamber; 8. Vaporization fan; 9. Air heater 10. Electric control box; 11. Degradation device; 12. Filter; 13. Shell; 14. Moving wheel; 15. Air intake system;

Detailed ways

Embodiments of the utility model are further described below in conjunction with the accompanying drawings:

The hydrogen peroxide space sterilizer as shown in Figure 1 includes a housing 13, the bottom of the housing 13 is provided with a ventilation filter system, and the top of the housing 13 is provided with a steam swirling spray device, and the ventilation filter system is connected to the steam through an air heater 9. The rotary spray device is installed in the housing 13 and is connected with the heater to the vaporized liquid supply assembly and the electrical control box 10. The housing 13 is also provided with a temperature sensor and a hydrogen peroxide vapor concentration sensor, and the temperature sensor is connected to the vaporization chamber, The air heater communicates with the outside of the housing 13, the hydrogen peroxide vapor concentration sensor communicates with the outside of the housing 13, the temperature sensor and the hydrogen peroxide vapor concentration sensor are connected with a touch screen arranged outside the housing 13, and the electrical control box also communicates with the outside of the housing 13. connected to the touch screen. The temperature sensor monitors the temperature in the vaporization chamber and the air heater. If it reaches the preset temperature, the electric control box 10 controls the action of the relevant fan to complete the follow-up work. The hydrogen peroxide concentration sensor senses the external concentration. The touch screen is used to display the temperature and the concentration of disinfectant in real time, which is convenient for the staff to operate.

The vaporized liquid supply assembly includes a solution storage barrel 5, a metering pump 6, a vaporization chamber 7, and a vaporization fan 8. The solution storage barrel 5 is arranged on the upper part of the housing 13, and it is connected to the vaporization chamber 7 through the metering 6, and the vaporization chamber 7 is connected to the vaporization fan. 8. The vaporization chamber 7 is connected with the air heater 9 . The vaporized liquid supply component vaporizes the hydrogen peroxide solution, which is convenient for heating by the air heater in the next step. The vaporization chamber 7 is provided with a vaporization plate and a PTC honeycomb heater for liquid vaporization, and the vaporized hydrogen peroxide solution is sent to the air heater 9 through a vaporization blower 8 .

The steam swirl spray device includes a rotary nozzle 1, a blower fan 2 and an adjustable nozzle 3. After the blower fan 2 is connected to the air heater 9, eight adjustable nozzles 3 are connected to the air outlet, and the eight adjustable nozzles 3 are evenly distributed. is distributed on the rotary nozzle 1. The rotating nozzle 1 can be connected with the housing 13 through the bearing to realize the rotating function, the air supply fan 2 provides power for the gas ejection, and the 8 adjustable nozzles 3 cooperate with the rotating nozzle 1 to make the gas ejection angle wider and the disinfection effect better. The ventilation filtering system includes an air intake system 15 , a filter 12 and a degradation device 11 , and the air intake system 15 is connected with the air heater 9 after connecting the filter 12 and the degradation device 11 . Add filter 12 and degradation device 11 to make its disinfection effect better. The top of the housing 13 is provided with a handle 4, and the bottom is equipped with moving wheels 14 and universal wheels for easy movement. The ventilation filter system is provided with a self-disinfection fan 16, and the self-disinfection fan 16 is connected to the pipeline of the vaporization chamber 7, and the self-disinfection fan 16 introduces the disinfection gas into the ventilation filter system, and disinfects its internal filter devices such as activated carbon, filter screens, etc., to achieve Self-disinfection function.

work process:

The ventilation filtering system absorbs the external air through the filter 12 and filters and purifies it, and then enters the air heater 9 . At the same time, the hydrogen peroxide solution in the solution storage barrel 5 enters the vaporization chamber 7 through the metering pump 6 for vaporization treatment, and enters the air heater 9 through the vaporization blower 8 . After the vaporized hydrogen peroxide solution and the purified air are heated in the air heater 9 to reach the preset temperature, they are drawn out by the air supply fan 2 and sprayed out through the adjustable nozzle 3, and cooperate with the rotary nozzle 1 to realize wide-angle spraying and achieve good disinfection Effect.

Claims (6)

1. A hydrogen peroxide space sterilizer, characterized in that it comprises a housing, the bottom of the housing is provided with a ventilation filter system, and the top of the housing is provided with a steam rotary spray device, and the ventilation filter system is connected to the steam rotary spray device by an air heater , installed in the casing and connected to the heater are vaporized liquid supply components and an electrical control box, a temperature sensor and a hydrogen peroxide vapor concentration sensor are also arranged in the casing, and the temperature sensor is connected to the vaporization chamber, the air heater, and connected to the casing External communication, the hydrogen peroxide vapor concentration sensor communicates with the exterior of the shell, and the temperature sensor and the hydrogen peroxide vapor concentration sensor are connected with a display screen arranged outside the shell. 2. The hydrogen peroxide space sterilizer according to claim 1, wherein the vaporized liquid supply assembly includes a solution storage tank, a metering pump, a vaporization chamber and a vaporization blower, and the solution storage tank is arranged on the upper part of the housing. The vaporization chamber is connected through a metering pump, the vaporization chamber is connected with a vaporization fan, and the vaporization chamber is connected with an air heater. 3. hydrogen peroxide space sterilizer according to claim 1, is characterized in that, described steam swirl spray device comprises rotary shower head, blower blower and adjustable nozzle, after blower blower is connected with air heater, its There are 8 adjustable nozzles connected to the air outlet, and the 8 adjustable nozzles are evenly distributed on the rotating nozzle. 4. hydrogen peroxide space sterilizer according to claim 1, is characterized in that, described ventilation filter system comprises air inlet system, filter and degrading device, after air inlet system connects filter and degrading device, it is heated with air device connection. 5. The hydrogen peroxide space sterilizer according to claim 1, characterized in that, the upper part of the housing is provided with a handle, and the bottom is provided with moving wheels and universal wheels. 6. The hydrogen peroxide space sterilizer according to claim 1, wherein a self-disinfecting fan is arranged in the ventilation filter system, and the self-disinfecting fan is connected to the pipeline of the vaporization chamber.

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