CN215863902U

CN215863902U - Dynamic filtering purifying and static sterilizing device

Info

Publication number: CN215863902U
Application number: CN202022940984.5U
Authority: CN
Inventors: 孙绍堂; 董学勇
Original assignee: Guangzhou JP EPE Co Ltd
Current assignee: Guangzhou JP EPE Co Ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2022-02-18
Anticipated expiration: 2030-12-10

Abstract

The embodiment of the utility model discloses a dynamic filtering, purifying and static sterilizing and disinfecting device, which comprises: the intelligent dust and virus filter comprises an adsorption filtering device, an electrostatic electret device, a sterilization and disinfection device and an intelligent control device, wherein the adsorption filtering device is used for adsorbing and filtering dust particles and bacteria and viruses, the electrostatic electret device is used for adding static electricity to filter materials, the sterilization and disinfection device adopts an infrared radiation sterilization and disinfection process, and the intelligent control device analyzes collected data to determine running time conversion nodes of dynamic filtration purification and static sterilization and disinfection and controls the start and stop of the sterilization and disinfection device according to the time conversion nodes. The scheme has the advantages of short working time, low operation power consumption, low energy consumption, energy conservation, environmental protection, excellent safety and comprehensiveness, and is suitable for various scenes.

Description

Dynamic filtering purifying and static sterilizing device

Technical Field

The embodiment of the application relates to the technical field of air treatment, in particular to a dynamic filtering and purifying and static sterilizing and disinfecting device.

Background

Along with the maturity of air purification technology, all be provided with sterilizing and disinfecting device in more and more occasions and equipment, carry out air purification through sterilizing and disinfecting device and handle. However, the conventional sterilization and disinfection devices have long operation time, high energy consumption, poor energy saving and environmental protection properties, and need to be improved.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a dynamic filtering, purifying and static sterilizing and disinfecting device which is short in operation working time, low in operation power consumption, low in energy consumption, energy-saving, environment-friendly, excellent in safety and comprehensive performance and suitable for various scenes.

Specifically, the dynamic filtration purification and static sterilization and disinfection device provided by the embodiment of the utility model comprises: the intelligent control device analyzes acquired data to determine running time conversion nodes of dynamic filtration and purification and static sterilization, and controls the start and stop of the sterilization device according to the time conversion nodes.

Optionally, the sterilization and disinfection device comprises a hollow heating device.

Optionally, the sterilization and disinfection device comprises a soft heating film, one half of the soft heating film is a hollow structure with high aperture ratio and no heating function, and the other half of the soft heating film is a solid planar heating device.

Optionally, the system further comprises a rotation control device, when the system is in a dynamic filtering state, the intelligent control device controls the rotation control device to operate, so that the hollow section of the soft heating film is located in the direction through which the air flow passes, and the heating is stopped at the moment; when the sterilization and disinfection are needed, the intelligent control device controls the rotation control device to operate, so that the heating section of the soft heating film is positioned on one side of the adsorption and filtration device, the heating is started at the moment, and the temperature of the adsorption and filtration device is increased through radiation to perform sterilization and disinfection.

Optionally, the filter of the adsorption filtration device is made of a novel nanofiber, a PTFE membrane, and a chemical fiber melt-blown composite material.

Optionally, the sterilization and disinfection device comprises one or more of an ultraviolet lamp, a UVC-LED, a 222nm far ultraviolet ray, a 260 nm-280 nm far ultraviolet ray and an infrared heating sterilization and disinfection process.

Optionally, the electrostatic electret device includes an electrostatic electret and an electrostatic electret mesh.

Optionally, the system further comprises a gas temperature adjusting device for adjusting the temperature of the gas after the purification treatment, wherein the temperature adjustment comprises gas heating adjustment or gas cooling adjustment.

Optionally, the system further comprises an air supply device for conveying the temperature-adjusted air to the corresponding space.

Optionally, the intelligent control device includes:

the instruction recording module is used for recording the opening or closing instruction of the air supply device and the corresponding time;

the signal processing module is also used for determining the opening or closing time of the sterilization and disinfection device according to the data recorded by the instruction recording module and controlling the opening or closing of the blowers in the sterilization and disinfection device and the air supply device at corresponding time.

Compared with the prior art, the scheme has the advantages that the installed power of the killing system is sufficient, the strength is high, the intermittent operation is realized, the working time is short, the operation power consumption is low, the energy is saved, the environment is protected, the safety and the comprehensiveness are excellent and the killing system is suitable for various modules compared with a dynamic sterilization and disinfection mode. An intelligent logic control device is configured, and the optimal sterilization and disinfection time is selected in due time by utilizing the data analysis of the running state, so that the bacteria and viruses are effectively killed, and the cross infection is effectively prevented. The operation cost is reduced to the maximum extent under the condition of not influencing the operation of the ventilation and air conditioning system.

Drawings

FIG. 1 is a schematic block diagram of a dynamic filtration purification and static sterilization device according to an embodiment of the present invention;

fig. 2 is a schematic view of a hollow-out heating device according to an embodiment of the present invention;

FIG. 3 is a schematic view of another specific heating apparatus provided in an embodiment of the present invention;

fig. 4 is a schematic view of a dynamic filtration purification and static sterilization device according to an embodiment of the present invention.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad invention. It should be further noted that, for convenience of description, only some structures, not all structures, relating to the embodiments of the present invention are shown in the drawings.

The scheme provides a desorption regenerating device dynamic filtering purification and static sterilization device of a fluidized bed waste gas zero discharge system, which is specifically described as follows.

Fig. 1 is a schematic block diagram of a dynamic filtration purification and static sterilization device according to an embodiment of the present invention. As shown in fig. 1, the dynamic filtration purification, static sterilization and disinfection apparatus comprises: the adsorption and filtration device 100, the electrostatic electret device 200, the sterilization and disinfection device 300 and the intelligent control device 400, wherein each device can be individually designed in a modular manner, and the connection relationship can be adjusted adaptively, and fig. 1 is only one example.

Specifically, the adsorption and filtration device 100 is used for adsorbing, filtering and blocking dust particles and bacteria and viruses, blocking the dust particles and the bacteria and viruses from diffusing to public activity spaces, preventing cross infection, protecting the health of people and ensuring the air quality. The electrostatic electret 200 adds static electricity to the adsorption filter material (or other combination of multiple filter materials) to keep the filter material with good electrostatic adsorption function; the sterilization device 300 adopts an infrared radiation sterilization process, and the intelligent control unit sets different heating temperatures according to different characteristics of bacteria and viruses to kill the bacteria and viruses adsorbed on the surface and in the inner pores of the filter material; the intelligent control device 400 determines the running time conversion node of dynamic filtration purification and static sterilization through running data acquisition and analysis, so that the sterilization module is started and stopped at the most suitable time, and the purification effect of the whole space system is ensured.

In an embodiment, the bacteria disinfection apparatus is a hollow-out heating apparatus, as shown in fig. 2, and fig. 2 is a schematic view of the hollow-out heating apparatus according to the embodiment of the present invention.

For the arrangement in the conventional case: air passes through a sterilization and disinfection device, an electrostatic electret device and an adsorption and filtration device in sequence, tiny dust particles and aerosol particles suspended in the air and bacterial viruses attached to carriers of the dust and the aerosol particles are blocked in the surface and inner pores of an adsorption and filtration material under the action of adsorption and filtration, the purified air is subjected to air conditioning treatment (cooling or heating) to finally become air with proper temperature, humidity, cleanliness and comfort, and the air blower delivers the purified and regulated comfortable air to a corresponding space. The main characteristics are as follows: the sterilization and disinfection unit adopts infrared heating, and the heating device is hollow, so that the resistance is small, and the power of the fan is not increased.

Fig. 3 is a schematic view of another specific heating device according to an embodiment of the present invention. Fig. 4 is a schematic view of a dynamic filtration purification and static sterilization and disinfection apparatus provided in an embodiment of the present invention, which includes an electrostatic electret unit, a filtration unit, a soft heating film, a rotating shaft, a motor, and a gear assembly.

Aiming at the scheme application under special conditions, if the required heating power density is higher and a hollow-out type heating device cannot be adopted, a soft heating film can be adopted, wherein one half of the heating film is of a hollow-out structure with higher aperture ratio and no heating function, and the other half of the heating film is of a solid planar type heating device. When the air flow is in a dynamic filtering state, the intelligent control unit controls the rotating shaft to act, so that the hollow section is positioned in the direction through which the air flow passes, and the heating unit does not work; when the disinfection operation that disinfects when needs, the action of intelligent control unit control pivot makes the heating segment be located the one side of filter unit, and the heating unit work this moment improves filter unit's temperature through the radiation, reaches the disinfection's that disinfects effect.

In one embodiment, after the dynamic filtration is completed, a static sterilization mode is entered, the heating device is started, and because the heating device and the filtering unit are spaced at a certain distance, when the fan stops running, the heating device increases the surface temperature of the filtering unit in a radiation mode, and through the setting of the intelligent control unit, after the heating device works for a certain time, the surface temperature of the filtering unit is increased to a temperature capable of killing bacteria and viruses, and after the heating device works for a certain time, the killing process is completed. Under the control of the intelligent control system, the module enters a dynamic filtering or standby state again.

When the continuous work reaches the proper time interval (or the time interval set manually) selected by the intelligent controller, the air feeder is automatically closed, the sterilization and disinfection module is automatically closed, sterilization and disinfection are carried out for a sufficient time interval according to the sterilization requirement on virus and bacteria, the sterilization and disinfection module is closed after the sterilization process is finished, the system enters an operation or pause state, the system is waited for controlling the system instruction (or the time set manually), and the system is started again. Dynamic filtration and purification and static sterilization, thereby not only ensuring the sterilization effect and effectively preventing cross infection, but also optimizing the system configuration, reducing the operation cost and saving the operation cost to the maximum extent.

In one embodiment, the filter of the adsorption and filtration device is made of novel nanofiber, PTFE (polytetrafluoroethylene) membrane and chemical fiber melt-blown composite materials, has the characteristics of high efficiency and low resistance, can customize nanochannels with different specifications according to the diameters of different bacteria and viruses or the diameters of carriers thereof, and utilizes the physical blocking capacity of the filtration material to the maximum extent.

The sterilization and disinfection device adopts any one or more of ultraviolet lamps, UVC-LEDs, 222nm far ultraviolet rays, 260 nm-280 nm far ultraviolet rays and infrared heating sterilization and disinfection processes to kill bacteria and viruses adsorbed on the surface and in the inner pores of the filter material.

In one embodiment, the intelligent control device comprises:

In another embodiment, the intelligent control device further comprises:

and the scene analysis module is used for determining the opening or closing time of the corresponding sterilizing and disinfecting device and the corresponding blower in the air supply device according to the current scene place, and controlling the opening or closing of the corresponding sterilizing and disinfecting device and the corresponding blower in the air supply device at the corresponding time.

In another embodiment, the intelligent control device is used for automatically controlling to turn on the sterilization and disinfection device for sterilization and disinfection in a first preset time period, turn off the blower of the blower unit, and automatically turn off the sterilization and disinfection device in a second preset time period, so as to enter a state of pause or waiting for an operation instruction.

In summary, the present solution is summarized as follows.

The technical characteristics are as follows: the infrared heating scheme is adopted, and two different heating schemes, namely a hollow heating scheme and a rotating shaft scheme, are respectively suitable for cabinet air conditioner central air conditioners with different treatment scales and ventilation sterilization and purification systems. Adopts nano-fiber, PTFE membrane filtering material and chemical fiber melt-blown composite material. The sterilization and disinfection preparation method adopts ultraviolet lamps, UVC-LEDs, 222nm far ultraviolet rays, 260 nm-280 nm far ultraviolet rays, infrared heating and other sterilization and disinfection processes.

The technical principle is as follows:

the virus and bacteria are firstly adsorbed and blocked on the surface of the adsorption filter layer and in the inner micropores, and then are killed by adopting a static mode and selecting a sterilization and disinfection process of a heating scheme through proper dosage and strength.

The strength and contact time of the sterilization and disinfection equipment are important factors determining the killing effect of bacteria and viruses. Through intelligent control system, when static, the temperature and the time of control heating carry out the effective kill of bacterium, virus, only need to heat to the required temperature of killing and maintain certain time to the filter unit part, its energy consumption is far less than dynamic heating formula disinfection of disinfecting.

To ensure the sterilization effect, the average surface temperature of the filter unit can be measured contactlessly to ensure that the temperature of the filter unit can kill bacteria and viruses.

During normal operation, can filter and adsorb the air, carry out effective separation with dust particle, the bacterium virus in the air, effectively prevent crowd's activity space's cross infection, when continuous operation to the period of settlement, start the disinfection system that disinfects when unmanned (sense the disinfection of suspending when someone), according to the requirement of killing to the virus bacterium, set for the disinfection of disinfecting of different periods, kill and accomplish, get into the stand-by state.

The advantages and the characteristics are as follows: the killing system has enough installed power, high strength and intermittent operation, has short working time, small operation power consumption, low energy consumption, energy conservation, environmental protection, excellent safety and comprehensiveness compared with a dynamic sterilization and disinfection mode, and is suitable for various modules. An intelligent logic control device is configured, and the optimal sterilization and disinfection time is selected in due time by utilizing the data analysis of the running state, so that the bacteria and viruses are effectively killed, and the cross infection is effectively prevented. The operation cost is reduced to the maximum extent under the condition of not influencing the operation of the ventilation and air conditioning system.

The application places are as follows:

the air-conditioning system is suitable for various ventilation and air-conditioning systems, and is particularly suitable for places with dense personnel and need to prevent cross infection, such as hospitals, factories, schools, exhibition halls, conference centers, public transportation and the like.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. Those skilled in the art will appreciate that the embodiments of the present invention are not limited to the specific embodiments described herein, and that various obvious changes, adaptations, and substitutions are possible, without departing from the scope of the embodiments of the present invention. Therefore, although the embodiments of the present invention have been described in more detail through the above embodiments, the embodiments of the present invention are not limited to the above embodiments, and many other equivalent embodiments may be included without departing from the concept of the embodiments of the present invention, and the scope of the embodiments of the present invention is determined by the scope of the appended claims.

Claims

1. A dynamic filtration purification and static sterilization and disinfection device is characterized by comprising an adsorption filtration device, an electrostatic electret device, a sterilization and disinfection device and an intelligent control device which are sequentially connected and modularly arranged, the adsorption and filtration device is used for adsorbing, filtering and blocking dust particles and bacterial viruses, the electrostatic electret device is used for adding static electricity to the filter material to keep the filter material with good electrostatic adsorption function, the sterilization and disinfection device adopts an infrared radiation sterilization and disinfection process, aims at different bacteria and viruses, the intelligent control device sets different heating temperatures to kill bacteria and viruses adsorbed on the surface and in the inner pores of the filtering material, analyzes the acquired data, the running time conversion node of dynamic filtration purification and static sterilization and disinfection is determined, and the start and stop of the sterilization and disinfection device are controlled according to the time conversion node.

2. The dynamic filtration purification, static sterilization and disinfection apparatus of claim 1, wherein said sterilization and disinfection apparatus comprises a hollow heating apparatus.

3. The dynamic filtration purification static sterilization and disinfection apparatus of claim 1, wherein said sterilization and disinfection apparatus comprises a soft heating film, one half of which is a hollow structure with high aperture ratio and without heating function, and the other half of which is a solid planar heating apparatus.

4. The dynamic filtration purification and static sterilization and disinfection device according to claim 3, further comprising a rotation control device, wherein when in the dynamic filtration state, the intelligent control device controls the rotation control device to operate, so that the hollow section of the soft heating film is positioned in the direction of the air flow, and the heating is stopped; when the sterilization and disinfection are needed, the intelligent control device controls the rotation control device to operate, so that the heating section of the soft heating film is positioned on one side of the adsorption and filtration device, the heating is started at the moment, and the temperature of the adsorption and filtration device is increased through radiation to perform sterilization and disinfection.

5. The dynamic filtration purification, static sterilization and disinfection apparatus of claim 1, wherein said sterilization and disinfection apparatus employs an infrared heat sterilization and disinfection process.

6. The dynamic filtration purification, static sterilization and disinfection apparatus of claim 1, wherein said electrostatic electret apparatus comprises an electrostatic electret and an electrostatic electret mesh.

7. The dynamic filtration purification and static sterilization and disinfection apparatus according to claim 1, further comprising a gas temperature regulation apparatus for performing temperature regulation on the purified gas, wherein the temperature regulation includes gas heating regulation or gas cooling regulation.

8. The dynamic filtration purification, static sterilization and disinfection apparatus of claim 7, further comprising an air supply device for supplying the temperature-adjusted air to the corresponding space.

9. The dynamic filtration purification, static sterilization and disinfection apparatus of claim 8, wherein said intelligent control apparatus comprises:

and the signal processing module is used for determining the opening or closing time of the sterilization and disinfection device according to the data recorded by the instruction recording module and controlling the opening or closing of the blowers in the sterilization and disinfection device and the air supply device at corresponding time.