CN215134077U

CN215134077U - Ultraviolet air disinfection assembly and air disinfection device

Info

Publication number: CN215134077U
Application number: CN202120738977.9U
Authority: CN
Inventors: 周星; 苏文宇; 徐华苹; 王玉娥
Original assignee: Guangzhou T K Medical Instrument Co ltd
Current assignee: Guangzhou T K Medical Instrument Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-12-14
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses an ultraviolet air disinfection subassembly contains ultraviolet disinfection system, heating system, circuit and control system and ultraviolet shielding system. The circuit and the control system comprise a wind speed switch control system; the wind speed switch control system is arranged at the front end of the heating system and can control the heating system to work. Air admission the utility model discloses an after the ultraviolet air disinfection subassembly, carry out ultraviolet sterilization, disinfection to the air through ultraviolet disinfection system earlier, then heat the air through heating system, the decomposition of the ozone that produces among the acceleration ultraviolet disinfection system sterilization process on the one hand, another aspect further kills probably remaining bacterium, virus in the air. The ultraviolet air disinfection component of the utility model has compact structure, can be conveniently installed in various air disinfection devices, or is arranged in each air pipe to sterilize and disinfect the air. The utility model discloses an air sterilizing machine contains the utility model discloses an ultraviolet air disinfection subassembly can effectively kill virus and bacterium.

Description

Ultraviolet air disinfection assembly and air disinfection device

Technical Field

The utility model relates to an ultraviolet air disinfection subassembly reaches air disinfection device who contains this subassembly.

Background

With the increasing severity of air pollution, especially in the seasons with high incidence of infectious diseases such as influenza and pneumonia, air becomes a carrier of various pollutants, bacteria and viruses, which causes great hidden troubles to human health. Therefore, air purification becomes a very important link of daily life.

The current common air purification means is to adopt an air purifier to purify the indoor air. The air purifier usually consists of a motor, a fan and a filter device, wherein the motor and the fan circulate indoor air, and the air removes or adsorbs various pollutants after passing through the filter device in the air purifier. For antibacterial purposes, various antibacterial devices, such as an electrostatic electret screen design, an anion and plasma design, an ultraviolet sterilization device, etc., are generally provided in the air purifier.

However, the antibacterial devices such as the ultraviolet sterilization device and the negative ion device usually generate ozone in the working process, and generate secondary pollution to air. In order to remove ozone, the most direct method at present is to heat to accelerate the decomposition of ozone, but if sufficient air quantity does not pass through, accidents such as fire hazard may occur under the condition that the heat is continuously heated but the heat cannot be timely dissipated, so that the air disinfection device needs to be further improved.

In addition, in addition to indoor space, people can spend a lot of time in various vehicles, especially in various vehicles, and the space in a car is usually narrow, which is not suitable for using an air disinfection device to disinfect and sterilize air in the car, therefore, further improvement on the existing air disinfection device is needed, and a disinfection component which can be conveniently applied to various occasions is designed.

Disclosure of Invention

The utility model discloses an ultraviolet air disinfection subassembly, with ultraviolet disinfection, heating and heat dissipation function integration are in resistant ultraviolet radiation shielding section of thick bamboo, disinfect through bacterium and virus in the ultraviolet disinfection system to the air, then heat the air to more than 56 at least through heating device, preferably more than 60 ℃, carry out secondary inactivation processing to the virus through high temperature on the one hand, on the other hand, the ozone that produces among the ultraviolet disinfection process can decompose fast more than 60 ℃, thereby eliminate the secondary pollution of ozone to the air, air disinfection has been guaranteed well, the effect of purification, heat abstractor can dispel the heat to heating device fast, prevent the unexpected condition from appearing. Pass through for guaranteeing to have sufficient amount of wind the utility model discloses an ultraviolet air disinfection subassembly in time dispels the heat, the utility model discloses an ultraviolet air disinfection subassembly still designs there is wind speed on-off control system to control heating device's operating condition. The utility model discloses an ultraviolet air disinfection subassembly, through the integration of function and structure, compact structure can conveniently install at various positions such as air sterilizing machine, air conditioning unit air pipe.

The utility model discloses an ultraviolet air disinfection subassembly, its characterized in that: the ultraviolet air disinfection component 10 comprises an ultraviolet disinfection system 1, a heating system 2, a circuit and control system 3 and an ultraviolet shielding system 4;

A. the circuit and control system 3 comprises a circuit system 31 and a control system 32; the control system 32 comprises a wind speed switch control system 32-1; the wind speed switch control system 32-1 is installed at the front end of the heating system 2, when air passes through the wind speed switch control system 32-1, the wind speed switch control system 32-1 is switched on, and the heating system 2 works;

B. the ultraviolet disinfection system 1 is arranged in the ultraviolet shielding system 4 and is arranged at the front end of the heating system 2;

C. the ultraviolet disinfection system 1 and the heating system 2 are connected with a power supply through the circuit and control system 3.

The utility model discloses an ultraviolet air disinfection subassembly contain ultraviolet disinfection system 1 with heating system 2. After air enters the ultraviolet air disinfection component 10, the air is subjected to ultraviolet sterilization and disinfection by the ultraviolet disinfection system 1, and then is heated by the heating system 2, so that on one hand, the decomposition of ozone generated in the sterilization process of the ultraviolet disinfection system 1 is accelerated, and on the other hand, bacteria and viruses possibly remaining in the air are further killed. The ultraviolet air disinfection component 10 integrates the ultraviolet disinfection system 1 and the heating system into the ultraviolet shielding system 4, has compact structure, and can be conveniently installed in an air disinfection device or arranged in each ventilation pipeline to sterilize and disinfect air.

The wind speed switch control system 32-1 comprises a wind collecting port 32-11, a switch plate 32-12, a photoelectric switch 32-13 and a switch mounting base 32-14; when air passes through the air collecting opening 32-11, the switch plate 32-12 is driven to move, light rays emitted by the photoelectric switch 32-13 are shielded, the photoelectric switch 32-13 is switched on, and the heating system 2 is switched on to start working and generate heat.

When air flows through the switch plate 32-12, the switch plate rotates under the action of wind force, the control end 32-12-2 of the switch plate 32-12 shields light emitted by the photoelectric switch 32-13, the photoelectric switch 32-13 is switched on, and the heating system 2 is switched on to start working and heating. When no air flows through or the air quantity is too small, the switch plate 32-12 cannot be driven to rotate by wind power, the switch plate 32-12 falls back under the action of gravity, light rays emitted by the photoelectric switch 32-13 are not shielded, the photoelectric switch 32-13 is switched off, the heating system 2 is powered off, and the work is stopped.

To ensure that the air can drive the switch board 32-12 through the air collecting opening 32-11, the air collecting opening 32-11 of the air speed switch control system 32-1 is generally installed between the air inlet 41 of the ultraviolet air sterilizing assembly 10 and the heating system 2, so as to ensure that the circulated air can be effectively received and the heating system 2 can be effectively protected.

The switch plate 32-12 comprises a wind power adjusting mechanism 32-12-1. The wind power adjusting mechanism 32-12-1 can adjust the size of the critical value of the movement of the switch board 32-12, namely the starting critical value of the wind power adjusting mechanism 32-12-1, so as to achieve the optimal balance among the temperature of the air outlet, the concentration of ozone and the disinfection and sterilization effects. In practical application, the most suitable motion threshold of the switch board 32-12 can be adjusted according to the required wind speed, so as to ensure that the air volume flowing through the ultraviolet air disinfection component 10 meets the use requirement. The wind power adjusting mechanism 32-12-1 can be a mechanical adjusting mechanism or an electronic adjusting mechanism, and when the wind power adjusting mechanism 32-12-1 is an electronic adjusting mechanism, the motion threshold of the switch board 32-12 can be directly set in the interface of a control system.

The heating system 2 can rapidly decompose ozone generated in the sterilization and disinfection process of the ultraviolet disinfection system 1, and reduce the ozone content in the air discharged into the room after sterilization and disinfection.

The heating system 2 is a heating rod 21, and/or a heating plate 22, and/or a heating coil 23. The heating system 2 may be one of the above heating manners, or may be a combination of multiple heating manners, and in practical applications, a person skilled in the art may also design different heating manners according to needs, and the applicant does not exemplify this, but does not depart from the scope of the present application.

The heating coil 23 is formed by winding a heating wire 23-1 along the air flowing direction and is longitudinally distributed. The winding mode longitudinally distributed along the air flowing direction can widen the air heating distance to the maximum extent, and has better effects of killing virus and decomposing ozone.

The temperature of the heating system 2 is not less than 56 ℃. For most viruses, the capsid protein of the virus is denatured at 55-60 ℃, usually within several minutes, so that the virus loses its infection ability, and therefore, when the temperature of the heating system 2 is controlled to be above 56 ℃, or above 60 ℃, the inactivation effect of the virus can be better ensured. Meanwhile, the ozone generated in the sterilization and disinfection process of the ultraviolet disinfection system 1 can be rapidly decomposed at the temperature of more than 50 ℃, so that the secondary pollution of the ozone generated in the sterilization and disinfection process to air is avoided.

The heating system 2 can heat the air subjected to ultraviolet sterilization by the ultraviolet sterilization system 1 and maintain the set temperature. The heating system 2 is provided with a temperature setting device, so that the heating temperature of the heating system 2 is kept constant, and the optimal heating temperature can be set for different infection sources according to needs, thereby better ensuring the virus inactivation effect.

The ultraviolet air disinfection module 10 also contains a heat dissipation system 5. The heat dissipation system 5 can reduce the temperature of the heated air, and prevent the air heated by the heating system 2 from being too high in temperature to damage peripheral components or prevent accidental injury caused by too high air outlet temperature. Meanwhile, the heat dissipation system 5 can also better ensure the safe operation of the heating system 2, and prevent the heating system 2 from causing accidents such as smoke, fire and the like under the continuous high-temperature state.

The heat dissipation system 5 is a heat dissipation plate 51, and/or a heat dissipation coil 52, and/or a heat dissipation post 53. The heat dissipation system 5 may be one or a combination of several heat dissipation manners, and those skilled in the art may also design different heat dissipation structures according to needs, which are not illustrated herein by the applicant, without departing from the scope of the present application.

The ultraviolet shielding system 4 is made of ultraviolet radiation resistant materials, ultraviolet leakage can be prevented, ultraviolet intensity in the ultraviolet shielding system 4 can be enhanced through reflection of ultraviolet rays, and the sterilization effect is enhanced. Because ultraviolet sterilization and disinfection are achieved by destroying the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in the cells of the microorganism body by ultraviolet with proper wavelength to cause death of growing cells and/or death of regenerative cells. Therefore, if the ultraviolet disinfection system is not protected while sterilizing, a certain amount of accidental injury may be caused to the human body, and therefore, the ultraviolet disinfection system 1 needs to be installed in the ultraviolet shielding system 4 to form a closed isolation so as to avoid the accidental injury to the human body. The UV screening system 4 is typically made of specular stainless steel, or specular glass, or a specular polymer material that is UV resistant and reflects UV light.

The ultraviolet shielding system 4 is a stainless steel tubular structure. The stainless steel tubular structure can minimize the structure volume, is convenient to install in various pipelines, and is particularly suitable for sterilization and disinfection of an air-conditioning pipeline system.

The ultraviolet air sanitizer assembly 10 also includes an ultraviolet light monitoring system 6. The ultraviolet light monitoring system 6 can monitor the ultraviolet light emitted by the ultraviolet lamp 11 of the ultraviolet disinfection system 1 to judge whether the ultraviolet lamp 11 works normally.

The utility model discloses an air degassing unit, its characterized in that: the air sanitizer 100 includes the ultraviolet air sanitizer assembly 10.

The air sterilizing device 100 comprises the ultraviolet air sterilizing component 10, a host machine 20, a shell 30 and a circuit and control system 3;

A. an air inlet 30-1 and an air outlet 30-2 are arranged on the shell 30;

B. the ultraviolet air disinfection component 10 and the host machine 20 are connected with a power supply through the circuit and control system 3;

C. the ultraviolet air disinfection component 10, the host 20 and the circuit and control system 3 are installed in the shell 30;

D. under the action of the host 20, air enters the housing 30 through the air inlet 30-1, is sterilized and disinfected by the ultraviolet air sterilizing component 10, and is discharged from the air outlet 30-2 into a room.

Generally, the air inlet 30-1 is disposed at a lower portion of the housing 30, and the air outlet 30-2 is disposed at an upper portion of the housing 30. After the power is switched on, the host 20 works, the air enters the shell 30 from the air inlet 30-1, the ultraviolet disinfection system 1 conducts irradiation disinfection on the air, and the heating system 2 conducts heating on the air to conduct secondary inactivation treatment on microorganisms such as viruses. The heating system 2 is generally guaranteed to be heated to more than 60 ℃ so as to guarantee the inactivation effect on microorganisms such as viruses, and meanwhile, the temperature of more than 60 ℃ can quickly decompose ozone generated in the disinfection process of the ultraviolet disinfection system 1 into oxygen, so that the secondary pollution of the ozone is effectively avoided, and the air disinfection and purification effects are well guaranteed. The heat dissipation system 5 can reduce the temperature of the heated air, and prevent the air heated by the heating system 2 from being too high in temperature to damage peripheral components or prevent accidental injury caused by too high air outlet temperature. Meanwhile, the heat dissipation system 5 can also better ensure the safe operation of the heating system 2, and prevent the heating system 2 from causing accidents such as smoke, fire and the like under the continuous high-temperature state.

The circuit and control system 3 can control the on and off of the host 20, the ultraviolet disinfection system 1 and the heating system 2. The duration of the start-up of the uv disinfection system 1, the uv radiation intensity, etc. can be set and adjusted by means of the control panel 33 of the circuit and control system 3. The heating temperature, heating duration, etc. of the heating system 2 can be set and adjusted by the control panel 33 of the circuit and control system 3.

The circuit and control system 3 can set the program of the air sterilization and disinfection process, thereby achieving the intelligent control of the air sterilization and disinfection process. If set up ultraviolet irradiation intensity, duration of ultraviolet disinfection system 1 and heating system 2's heating temperature, constant temperature hold time etc to set up ultraviolet sensor and temperature sensor etc. set for the mode flow of ultraviolet disinfection and heating simultaneously, make the utility model discloses an ultraviolet air disinfection subassembly can carry out intelligent control through the control program of setting for.

The main machine 20 is a dual-stage fan 20-1; the double-stage fan 20-1 comprises a motor 2-1, a rotating shaft 2-2, a first-stage blade 2-3, a second-stage blade 2-4 and a fixed seat 2-5.

The motor 2-1 is connected with the first-stage blade 2-3 and the second-stage blade 2-4 through the rotating shaft 2-2; the motor 2-1 is arranged on the fixed seat 2-5; the motor 2-1 drives the first-stage blade 2-3 and the second-stage blade 2-4 to rotate through the rotating shaft 2-2 through the circuit and control system 3. The rotation of the first-stage blades 2-3 and the second-stage blades 2-4 can discharge the sterilized and purified air into the room.

The double-stage fan 20-1 also comprises a fan cover 2-6. The motor 2-1, the rotating shaft 2-2, the first-stage blade 2-3, the second-stage blade 2-4 and the fixing seat 2-5 are assembled and then installed in the fan cover 2-6, and the fan cover 2-6 plays a good role in protection.

The fan blade size of the first-stage blades 2-3 is smaller than that of the second-stage blades 2-4. The design mode that the size of the first-stage blades 2-3 at the air inlet end is smaller than that of the second-stage blades 2-4 at the air outlet end can more effectively and quickly discharge the sterilized and purified air into a room.

The air sanitizer 100 also includes an air filter assembly 40. The air filter device 40 can filter air pollutants such as dust particles, peculiar smell, toxic gas and the like in the air.

In practical use, after the power is turned on, the switch is turned on, the host 20 works, air enters the casing 30 from the air inlet 30-1, enters the ultraviolet air disinfection assembly 10 from the air inlet 41 arranged at the end of the ultraviolet shielding system 4, the ultraviolet disinfection system 1 performs ultraviolet disinfection on the air, then heats the air through the heating system 2, further performs secondary virus inactivation on the air after the disinfection and the sterilization, and simultaneously accelerates decomposition of ozone generated in the ultraviolet disinfection process, and the air after the virus inactivation is radiated by the radiating system 5 and then is filtered by the air filtering device 40 and discharged into a room.

The utility model discloses an ultraviolet air disinfection subassembly contains ultraviolet disinfection system 1, heating system 2, circuit and control system 3 and ultraviolet shielding system 4. The circuit and control system 3 comprises a circuit system 31 and a control system 32; the control system 32 comprises a wind speed switch control system 32-1; the wind speed switch control system 32-1 is installed at the front end of the heating system 2, when air passes through the wind speed switch control system 32-1, the wind speed switch control system 32-1 is switched on, and the heating system 2 works. After air enters the ultraviolet air disinfection component 10, the air is subjected to ultraviolet sterilization and disinfection by the ultraviolet disinfection system 1, and then is heated by the heating system 2, so that on one hand, the decomposition of ozone generated in the sterilization process of the ultraviolet disinfection system 1 is accelerated, and on the other hand, bacteria and viruses possibly remaining in the air are further killed. The ultraviolet air disinfection component 10 integrates the ultraviolet disinfection system 1 and the heating system into the ultraviolet shielding system 4, has compact structure, and can be conveniently installed in various air disinfection devices or arranged in various ventilation pipelines to sterilize and disinfect air. The utility model discloses an air sterilizing machine contains the utility model discloses an ultraviolet air disinfection subassembly can effectively kill virus and bacterium.

Drawings

Fig. 1 is a schematic perspective view of the ultraviolet air disinfecting assembly of the present invention.

Fig. 1-1 is a front view of fig. 1.

Fig. 1-2 are sectional views a-a of fig. 1.

Fig. 1-3 are cross-sectional views B-B of fig. 1-2.

Fig. 1-4 are enlarged views at C of fig. 1-2.

Fig. 1-5 are enlarged views at D of fig. 1-3.

Fig. 1-6 are cross-sectional views of the wind speed switch of fig. 1-2 when turned on.

Fig. 1-7 are cross-sectional views E-E of fig. 1-6.

Fig. 2 is a cross-sectional view of the ultraviolet air disinfection module with the heat dissipation system when the air speed switch is turned off.

Fig. 2-1 is a sectional view F-F of fig. 2.

Fig. 2-2 is a sectional view of the wind speed switch of fig. 2 when turned on.

Fig. 2-3 is a sectional view G-G of fig. 2-2.

Fig. 2-4 are cross-sectional views of the ultraviolet air disinfection module of the present invention including a wind adjustment mechanism.

Fig. 2-5 are sectional views H-H of fig. 2-4.

Fig. 3 is an exploded view of the ultraviolet air sterilizer assembly of the present invention.

Fig. 4 is a schematic perspective view of the air sterilizer of the present invention.

Fig. 4-1 is a sectional view I-I of fig. 4.

Fig. 4-2 is a sectional view of J-J of fig. 4.

Fig. 5 is a schematic perspective view of a dual stage blower.

Fig. 5-1 is an exploded view of fig. 5.

Fig. 6 is a schematic perspective view of heating coils longitudinally distributed in the air flow direction.

Fig. 7 is a schematic perspective view of an air sterilizer with an intelligent control system.

Fig. 8 is a schematic structural view of the ultraviolet air sterilizing assembly of the present invention installed in the air-conditioning ventilation duct.

In the above figures:

10 is the ultraviolet air disinfection component of the utility model, 20 is the main machine, 30 is the shell, 40 is the air filter; 100 is the air sterilizer of the utility model, 200 is the air conditioning unit, 201 is the pipeline; 20-1 is a double-stage fan.

The system comprises an ultraviolet disinfection system 1, a heating system 2, a circuit and control system 3, an ultraviolet shielding system 4, a heat dissipation system 5 and an ultraviolet monitoring system 6.

11 is the ultraviolet lamp, 12 is the ultraviolet lamp mount pad.

23 is a heating coil; 23-1 is a heating wire.

31 is a circuit system, 32 is a control system, and 33 is a control panel; 32-1 is a wind speed switch control system; 32-11 is an air collecting opening, 32-12 is a switch board, 32-13 is a photoelectric switch, and 32-14 is a switch mounting seat; 32-12-1 is a wind power adjusting mechanism.

Air inlet 41, end cap 42 and light shield 43.

Reference numeral 51 denotes a heat sink, 52 denotes a heat sink coil, and 53 denotes a heat sink column.

2-1 is a motor, 2-2 is a rotating shaft, 2-3 is a first-stage blade, 2-4 is a second-stage blade, 2-5 is a fixed seat, and 2-6 is a fan cover.

30-1 is an air inlet, and 30-2 is an air outlet.

Detailed Description

Example 1: the ultraviolet air disinfection component of the utility model

Referring to fig. 1-7, the ultraviolet air sanitizer assembly 10 includes an ultraviolet sanitizer system 1, a heating system 2, a circuitry and control system 3, and an ultraviolet shield system 4.

The circuit and control system 3 described with reference to fig. 1-2 through 1-7 includes circuitry 31 and a control system 32; the control system 32 comprises a wind speed switch control system 32-1; the wind speed switch control system 32-1 is installed at the front end of the heating system 2, when air passes through the wind speed switch control system 32-1, the wind speed switch control system 32-1 is switched on, and the heating system 2 works.

The ultraviolet disinfection system 1 is arranged in the ultraviolet shielding system 4 and is arranged at the front end of the heating system 2.

The ultraviolet disinfection system 1 and the heating system 2 are connected with a power supply through the circuit and control system 3.

Referring to fig. 1-2 to fig. 1-7, in the present embodiment, the wind speed switch control system 32-1 includes a wind collecting opening 32-11, a switch plate 32-12, a photoelectric switch 32-13, and a switch mounting seat 32-14; when air passes through the air collecting opening 32-11, the switch plate 32-12 is driven to move, light rays emitted by the photoelectric switch 32-13 are shielded, the photoelectric switch 32-13 is switched on, and the heating system 2 is switched on to start working and generate heat.

Referring to fig. 1-6 and fig. 1-7, the switch plate 32-12 rotates under the action of wind force when air flows through, the control end 32-12-2 of the switch plate 32-12 blocks the light emitted by the photoelectric switch 32-13, the photoelectric switch 32-13 is turned on, and the heating system 2 is powered on to start working and heating. When no air flows through or the air quantity is too small, the switch plate 32-12 cannot be driven to rotate by wind power, the switch plate 32-12 falls back under the action of gravity, light rays emitted by the photoelectric switch 32-13 are not shielded, the photoelectric switch 32-13 is switched off, the heating system 2 is powered off, and the work is stopped.

Referring to fig. 6, in the present embodiment, the heating system 2 is a heating coil 23.

The heating system 2 may also be a heating bar, and/or a heating plate. In practical applications, a person skilled in the art may also design different heating manners according to needs, and the applicant does not exemplify these heating manners, but does not depart from the scope of the present application.

Referring to fig. 7, the heating system 2 can heat and maintain a set temperature of the air uv-sterilized by the uv sterilizing system 1. The heating system 2 is provided with a temperature setting device, so that the heating temperature of the heating system 2 is kept constant, and the optimal heating temperature can be set for different infection sources according to needs, thereby better ensuring the virus inactivation effect.

The ultraviolet shielding system 4 is made of ultraviolet radiation resistant materials, ultraviolet leakage can be prevented, ultraviolet intensity in the ultraviolet shielding system 4 can be enhanced through reflection of ultraviolet rays, and the sterilization effect is enhanced. Because ultraviolet sterilization and disinfection are achieved by destroying the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in the cells of the microorganism body by ultraviolet with proper wavelength to cause death of growing cells and/or death of regenerative cells. Therefore, if the ultraviolet disinfection system is not protected while sterilizing, a certain amount of accidental injury may be caused to the human body, and therefore, the ultraviolet disinfection system 1 needs to be installed in the ultraviolet shielding system 4 to form a closed isolation so as to avoid the accidental injury to the human body. The UV screening system 4 is typically made of specular stainless steel, or specular glass, or a specular polymer material that is UV resistant and reflects UV light. In order to prevent the damage of peripheral components caused by the leakage of ultraviolet rays, a light shielding plate 43 is arranged between the ultraviolet disinfection system 1 and the heating system 2.

In this embodiment, the ultraviolet shielding system 4 is a stainless steel tubular structure. The stainless steel tubular structure can minimize the structure volume, is convenient to install in various pipelines, and is particularly suitable for sterilization and disinfection of an air-conditioning pipeline system.

The UV air sterilizer assembly of this embodiment comprises the UV sterilization system 1 and the heating system 2. After air enters the ultraviolet air disinfection component 10, the air is subjected to ultraviolet sterilization and disinfection by the ultraviolet disinfection system 1, and then is heated by the heating system 2, so that on one hand, the decomposition of ozone generated in the sterilization process of the ultraviolet disinfection system 1 is accelerated, and on the other hand, bacteria and viruses possibly remaining in the air are further killed. The ultraviolet air disinfection component 10 integrates the ultraviolet disinfection system 1 and the heating system into the ultraviolet shielding system 4, has compact structure, and can be conveniently installed in an air disinfection device or arranged in each ventilation pipeline to sterilize and disinfect air.

Example 2: ultraviolet air disinfection component of the utility model with heat dissipation system

Referring to fig. 2 to 3, the present embodiment is different from embodiment 1 in that the uv disinfection air assembly 10 further includes a heat dissipation system 5.

The heat dissipation system 5 can reduce the temperature of the heated air, and prevent the air heated by the heating system 2 from being too high in temperature to damage peripheral components or prevent accidental injury caused by too high air outlet temperature. Meanwhile, the heat dissipation system 5 can also better ensure the safe operation of the heating system 2, and prevent the heating system 2 from causing accidents such as smoke, fire and the like under the continuous high-temperature state.

In this embodiment, the heat dissipation system 5 is the flower-shaped heat dissipation column 53. The flower-shaped structure can well increase the heat dissipation area and has better heat dissipation effect.

Referring to fig. 4-1, the heat dissipation system 5 may also be other structures such as a heat dissipation plate 51, and/or a heat dissipation coil 52, and may also be a combination of one or more of the above heat dissipation manners, and a person skilled in the art may also design different heat dissipation structures according to needs, which is not illustrated herein by the applicant, without departing from the scope of the present application.

Referring to fig. 2-4 and 2-5, in this embodiment, the switch plate 32-12 includes a wind adjustment mechanism 32-12-1. The wind power adjusting mechanism 32-12-1 can adjust the size of the critical value of the movement of the switch board 32-12, namely the starting critical value of the wind power adjusting mechanism 32-12-1, so as to achieve the optimal balance among the temperature of the air outlet, the concentration of ozone and the disinfection and sterilization effects. In practical application, the most suitable motion threshold of the switch board 32-12 can be adjusted according to the required wind speed, so as to ensure that the air volume flowing through the ultraviolet air disinfection component 10 meets the use requirement. The wind power adjusting mechanism 32-12-1 can be a mechanical adjusting mechanism or an electronic adjusting mechanism, and when the wind power adjusting mechanism 32-12-1 is an electronic adjusting mechanism, the motion threshold of the switch board 32-12 can be directly set in the interface of a control system.

Compared with embodiment 1, the present embodiment is safer in use due to the design of the heat dissipation system 5.

Example 3: the air disinfection device of the utility model

Referring to fig. 4 to 7, the air sterilizer of the present embodiment includes the ultraviolet air sterilizer assembly 10 described in embodiment 2.

Referring to fig. 4-2, the air sterilizer 100 comprises the uv air sterilizer assembly 10, a main unit 20, a housing 30, and a circuit and control system 3.

An air inlet 30-1 and an air outlet 30-2 are arranged on the shell 30.

The ultraviolet air disinfection component 10 and the host machine 20 are connected with a power supply through the circuit and control system 3.

The ultraviolet air disinfection module 10, the host 20 and the circuit and control system 3 are mounted in the housing 30.

Under the action of the host 20, air enters the housing 30 through the air inlet 30-1, is sterilized and disinfected by the ultraviolet air sterilizing component 10, and is discharged from the air outlet 30-2 into a room.

Referring to fig. 4, generally, the inlet port 30-1 is provided at a lower portion of the housing 30, and the outlet port 30-2 is provided at an upper portion of the housing 30.

Referring to fig. 7, the circuit and control system 3 can program the sterilization process of the air, so as to achieve intelligent control of the sterilization process of the air. If set up ultraviolet irradiation intensity, duration of ultraviolet disinfection system 1 and heating system 2's heating temperature, constant temperature hold time etc to set up ultraviolet sensor and temperature sensor etc. set for the mode flow of ultraviolet disinfection and heating simultaneously, make the utility model discloses an ultraviolet air disinfection subassembly can carry out intelligent control through the control program of setting for.

Referring to fig. 4-2 to 5-1, in the present embodiment, the main unit 20 is a dual-stage blower 20-1; the double-stage fan 20-1 comprises a motor 2-1, a rotating shaft 2-2, a first-stage blade 2-3, a second-stage blade 2-4 and a fixed seat 2-5.

Referring to fig. 4-2, in this embodiment, the air sterilizer 100 further includes an air filter 40. The air filter device 40 can filter air pollutants such as dust particles, peculiar smell, toxic gas and the like in the air.

After the power is switched on, the host 20 works, the air enters the shell 30 from the air inlet 30-1, the ultraviolet disinfection system 1 conducts irradiation disinfection on the air, and the heating system 2 conducts heating on the air to conduct secondary inactivation treatment on microorganisms such as viruses. The heating system 2 is generally guaranteed to be heated to more than 60 ℃ so as to guarantee the inactivation effect on microorganisms such as viruses, and meanwhile, the temperature of more than 60 ℃ can quickly decompose ozone generated in the disinfection process of the ultraviolet disinfection system 1 into oxygen, so that the secondary pollution of the ozone is effectively avoided, and the air disinfection and purification effects are well guaranteed. The heat dissipation system 5 can reduce the temperature of the heated air, and prevent the air heated by the heating system 2 from being too high in temperature to damage peripheral components or prevent accidental injury caused by too high air outlet temperature. Meanwhile, the heat dissipation system 5 can also better ensure the safe operation of the heating system 2, and prevent the heating system 2 from causing accidents such as smoke, fire and the like under the continuous high-temperature state.

In practical application, the utility model discloses an ultraviolet air disinfection subassembly can also install in air pipe except installing in air degassing unit, refer to fig. 8, the utility model discloses an ultraviolet air disinfection subassembly is just installed in air pipe 201 of air conditioning unit 200, and the air is in under air conditioning unit 200's the effect, get into in air pipe 201, through the utility model discloses an air inlet 41 of ultraviolet air disinfection subassembly gets into ultraviolet air disinfection subassembly 10, warp 1 ultraviolet disinfection of ultraviolet disinfection system, the back of disinfecting, warp 2 heats will ozone that produces among 1 disinfection process of ultraviolet disinfection system is decomposed into oxygen fast and is passed through again air pipe discharges indoor, can realize air conditioning system's dynamic air disinfection. When being used for refrigeration air conditioning system, the utility model discloses an ultraviolet air disinfection subassembly can not need additionally to set up cooling system 5 utilizes the refrigeration effect of air conditioning system itself can reach the radiating effect.

Except that air conditioning unit, the utility model discloses an ultraviolet air disinfection subassembly can also be installed at positions such as vehicle exhaust system, elevator air exit, carries out developments to the air and lasts to disinfect, disinfect.

It should be noted that the structures disclosed and described herein may be replaced by other structures having the same effect, and the embodiments described herein are not the only structures for implementing the present invention. Although preferred embodiments of the present invention have been shown and described herein, it will be apparent to those skilled in the art that these embodiments are merely illustrative and that numerous changes, modifications and substitutions can be made without departing from the invention herein, and it is intended that the scope of the invention be defined by the spirit and scope of the appended claims.

Claims

1. An ultraviolet air sanitizer assembly, comprising: the ultraviolet air disinfection component (10) comprises an ultraviolet disinfection system (1), a heating system (2), a circuit and control system (3) and an ultraviolet shielding system (4);

A. the circuit and control system (3) comprises a circuit system (31) and a control system (32); the control system (32) comprises a wind speed switch control system (32-1); the wind speed switch control system (32-1) is installed at the front end of the heating system (2), when air passes through the wind speed switch control system (32-1), the wind speed switch control system (32-1) is switched on, and the heating system (2) works;

B. the ultraviolet disinfection system (1) is arranged in the ultraviolet shielding system (4) and is arranged at the front end of the heating system (2);

C. the ultraviolet disinfection system (1) and the heating system (2) are connected with a power supply through the circuit and control system (3).

2. The ultraviolet air sanitizer assembly of claim 1, wherein: the wind speed switch control system (32-1) comprises a wind collecting opening (32-11), a switch board (32-12), a photoelectric switch (32-13) and a switch mounting seat (32-14); when air passes through the air collecting opening (32-11), the switch board (32-12) is driven to move, light rays emitted by the photoelectric switch (32-13) are shielded, the photoelectric switch (32-13) is switched on, and the heating system (2) is switched on to start working and heating.

3. The ultraviolet air sanitizer assembly of claim 2, wherein: the switch board (32-12) comprises a wind power adjusting mechanism (32-12-1).

4. The ultraviolet air sanitizer assembly of claim 1, wherein: the heating system (2) can rapidly decompose ozone generated in the process of sterilization and disinfection of the ultraviolet disinfection system (1), and reduce the ozone content in the air discharged into the room after sterilization and disinfection.

5. The ultraviolet air sanitizer assembly of claim 1, wherein: the heating system (2) is a heating rod (21), and/or a heating plate (22), and/or a heating coil (23).

6. The ultraviolet air sanitizer assembly of claim 5, wherein: the heating coil (23) is formed by winding a heating wire (23-1) along the air flowing direction and is longitudinally distributed.

7. The ultraviolet air sanitizer assembly of claim 1, wherein: the temperature of the heating system (2) is not less than 56 ℃.

8. The ultraviolet air sanitizer assembly of claim 7, wherein: the heating system (2) can heat the air subjected to ultraviolet sterilization by the ultraviolet sterilization system (1) and keep the set temperature.

9. The ultraviolet air sanitizer assembly of claim 1, wherein: the ultraviolet air disinfection component (10) also comprises a heat dissipation system (5).

10. The ultraviolet air sanitizer assembly of claim 9, wherein: the heat dissipation system (5) is a heat dissipation plate (51), and/or a heat dissipation coil (52), and/or a heat dissipation column (53).

11. The ultraviolet air sanitizer assembly of claim 1, wherein: the ultraviolet shielding system (4) is made of ultraviolet radiation resistant materials, ultraviolet leakage can be prevented, ultraviolet intensity in the ultraviolet shielding system (4) can be enhanced through reflection of ultraviolet rays, and the sterilization effect is enhanced.

12. The ultraviolet air sanitizer assembly of claim 1, wherein: the ultraviolet shielding system (4) is a stainless steel tubular structure.

13. The ultraviolet air sanitizer assembly of claim 1, wherein: the ultraviolet air disinfection assembly (10) further comprises an ultraviolet monitoring system (6).

14. Air degassing unit, its characterized in that: the air sanitizer (100) comprising the ultraviolet air sanitizer assembly (10) of claim 1.

15. An air sterilizer as claimed in claim 14, wherein: the air disinfection device (100) comprises the ultraviolet air disinfection component (10), a host (20), a shell (30) and a circuit and control system (3);

A. an air inlet (30-1) and an air outlet (30-2) are arranged on the shell (30);

B. the ultraviolet air disinfection component (10) and the host (20) are connected with a power supply through the circuit and control system (3);

C. the ultraviolet air disinfection component (10), the host (20) and the circuit and control system (3) are arranged in the shell (30);

D. under the action of the host (20), air enters the shell (30) through the air inlet (30-1), is sterilized and disinfected by the ultraviolet air sterilizing component (10), and is discharged from the air outlet (30-2) to enter a room.

16. An air sterilizer as claimed in claim 15, wherein: the main machine (20) is a dual-stage fan (20-1); the double-stage fan (20-1) comprises a motor (2-1), a rotating shaft (2-2), a first-stage blade (2-3), a second-stage blade (2-4) and a fixed seat (2-5).

17. An air sterilizer as claimed in claim 16, wherein: the motor (2-1) is connected with the first-stage blade (2-3) and the second-stage blade (2-4) through the rotating shaft (2-2); the motor (2-1) is arranged on the fixed seat (2-5); the motor (2-1) drives the first-stage blade (2-3) and the second-stage blade (2-4) to rotate through the rotating shaft (2-2) by the circuit and the control system (3).

18. An air sterilizer as claimed in claim 16, wherein: the double-stage fan (20-1) also comprises a fan cover (2-6).

19. An air sterilizer as claimed in claim 16, wherein: the size of the first-stage blades (2-3) is smaller than that of the second-stage blades (2-4).

20. An air sterilizer as claimed in claim 15, wherein: the air disinfection device (100) further comprises an air filtration device (40).