CN214148187U

CN214148187U - Return air disappears and kills integrative cabinet

Info

Publication number: CN214148187U
Application number: CN202022935715.XU
Authority: CN
Inventors: 殷晓冬; 郭蒙蒙; 李景霞; 张俊东; 戴长乐; 牛静; 李贺
Original assignee: Chengdu Langmai Hospital Infection Technology Co Ltd; Zhongke Langmai Technology Co ltd
Current assignee: Chengdu Langmai Hospital Infection Technology Co Ltd; Zhongke Langmai Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-09-07
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses an integrative cabinet is killed in return air arranges in central air conditioning's return air pipeline section, including air intake and air outlet and one or more module of killing, the gas in the return air pipeline gets into the return air via the air intake and disappears and kill integrative cabinet inside and disappear, then returns back to the return air pipeline in through the air outlet, wherein the module of killing is including ionization module of killing, physics filter module, ultraviolet-dark ultraviolet module of killing and the chemical module of fuming of killing.

Description

Return air disappears and kills integrative cabinet

Technical Field

The utility model relates to an air purification technical field, in particular to integrative cabinet is killed in return air.

Background

In the air, there are a large number of microorganisms which cannot be observed by the naked eye, and besides some natural microorganisms, there are a large number of pathogenic bacteria, fungi, viruses, mycoplasma, and the like. In particular, a part of infectious pathogens such as new coronary pneumonia can exist in aerosol form, spread along with air flow, and are very easy to cause interpersonal infection. In public places such as hospitals, office buildings, shopping malls and the like, the use of the central air conditioner also increases the incidence of cross infection. Although the air flow is reduced by closing the air conditioning ventilation system, the viruses continuously emitted into the air can still be diffused under the action of indoor micro-airflow, and the problem of virus transmission cannot be solved, but people feel uncomfortable.

The fundamental method of eliminating or reducing the risk of viral infection in public places is to expel the virus present as far as possible outside the room. To achieve this goal, air conditioning systems with fresh air systems have come to light, wherein the fresh air systems are capable of achieving indoor and outdoor air exchange, achieving the purpose of expelling viruses outdoors. However, in consideration of the overall load of the application, if the requirement of 'fresh air volume' is to be met, and the full fresh air is started, the energy consumption is very high, therefore, the existing air conditioning system is based on partial fresh air, so that the efficiency of air exchange is not high, and the virus and/or bacteria concentration in the air is difficult to be really and effectively reduced.

In order to solve the above problems, in order to reduce the concentration of bacteria in the air, there are disinfection and purification facilities designed for central air conditioning systems in the market at present, including ultraviolet, ozone, classical, plasma type air disinfection and purification devices, but these products basically adopt a single technology, the level of modularization centralization is low, the disinfection and killing efficiency is not high, and the equipment is inconvenient to disassemble and move. And the air flow speed of return air supply is relatively high, the time of flowing through the sterilizing device is very short, and the existing sterilizing technology does not have a technology which can independently complete efficient sterilization of air flow in a short time.

SUMMERY OF THE UTILITY MODEL

To the part or all problems among the prior art, the utility model provides an integrative cabinet is killed in return air arranges in central air conditioning's return air pipeline section, including air intake and air outlet, gas in the return air pipeline gets into via the air intake the inside killing that disappears of integrative cabinet is killed in the return air, then returns back to in the return air pipeline through the air outlet, integrative cabinet is killed in the return air still includes:

the one or more killing modules are sequentially arranged inside the cabinet body of the return air killing integrated cabinet along the airflow direction; and

and the chemical smoking module is arranged in the airflow outflow direction of the killing module, and is communicated with the air outlet.

Further, the killing module comprises:

an ionization sterilizing module including an electrostatic precipitator;

the physical filtering module is made of H14 superfine glass fiber; and

and the ultraviolet-deep ultraviolet disinfection and sterilization module is arranged inside the return air disinfection and sterilization integrated cabinet along the gas flowing direction.

Further, a power supply and a control module are further arranged inside the return air sterilizing and disinfecting integrated cabinet and are connected with the sterilizing module and the chemical fuming module in a communication mode.

Further, the material of the physical filter module is H14 superfine glass fiber.

Further, the ultraviolet-deep ultraviolet disinfection module comprises:

the ultraviolet killing lamps are multiple ultraviolet killing lamp tubes and are uniformly distributed in the air return killing integrated cabinet along the gas flowing direction; and

the deep ultraviolet sterilizing lamp is a deep ultraviolet sterilizing lamp disc and is arranged on the inner wall of the return air sterilizing integrated cabinet.

Further, the chemical smoking module comprises a pump and an atomizer.

Further, the return air disinfection and sterilization integrated cabinet further comprises a fan, wherein the fan is arranged in the gas outflow direction of the chemical fuming module, and the gas outflow direction of the fan points to the air outlet.

Further, the disinfectant adopted by the chemical smoking module is a quaternary ammonium salt disinfectant.

Furthermore, the shell of the return air disinfection and sterilization integrated cabinet is coated with a heat insulation material.

Furthermore, the return air disinfection integrated cabinet further comprises a semi-balance and a mute foot margin.

The utility model provides a pair of return air disappears and kills integrative cabinet is applied to central air conditioning's return air pipeline section, carries out the air and disappears and kills, and it includes multiple module of killing that disappears, adopts pluralism to disappear to the return air and kills the processing, and simultaneously, each module of killing can select according to actual scene, plug-and-play, simple operation. In addition, through arranging the chemical smoking module in the pipeline of air flow, greatly improved the diffusion rate of smoking material, realized disinfecting fast in the pipeline, reduced indoor cross infection's incidence.

Drawings

To further clarify the above and other advantages and features of various embodiments of the present invention, a more particular description of various embodiments of the invention will be rendered by reference to the appended drawings. It is appreciated that these drawings depict only typical embodiments of the invention and are therefore not to be considered limiting of its scope. In the drawings, the same or corresponding parts will be denoted by the same or similar reference numerals for clarity.

Fig. 1 shows a schematic structural diagram of a return air sterilizing and disinfecting integrated cabinet according to an embodiment of the present invention.

Detailed Description

The invention will be further elucidated with reference to the drawings in conjunction with the detailed description. It should be noted that the components in the figures may be exaggerated and not necessarily to scale for illustrative purposes. In the figures, identical or functionally identical components are provided with the same reference symbols.

In the present invention, "disposed on …", "disposed above …" and "disposed over …" do not exclude the presence of an intermediate therebetween, unless otherwise specified. Further, "disposed on or above …" merely indicates the relative positional relationship between two components, and may also be converted to "disposed below or below …" and vice versa in certain cases, such as after reversing the product direction.

In the present invention, the embodiments are only intended to illustrate the aspects of the present invention, and should not be construed as limiting.

In the present application, the terms "a" and "an" do not exclude the presence of a plurality of elements, unless otherwise indicated.

It is further noted herein that in embodiments of the present invention, only a portion of the components or assemblies may be shown for clarity and simplicity, but those skilled in the art will appreciate that the components or assemblies may be added as needed for specific scenarios, given the teachings of the present invention.

It is also to be noted that, within the scope of the present invention, the expressions "identical", "equal", etc., do not mean that the two values are absolutely equal, but allow a certain reasonable error, that is, the expressions also cover "substantially identical", "substantially equal". By analogy, in the present disclosure, the terms "perpendicular to", "parallel to", and the like in the table direction also cover the meaning of "substantially perpendicular to", "substantially parallel to".

To current central air conditioning disappear not enough of scheme of killing, the utility model provides an integrative cabinet is killed in return air, including air intake, air outlet and one or more module of killing, wherein, the module of killing along the air intake arranges in proper order to the air current direction of air outlet. In actual operation, different killing modules can be selected to be combined according to actual application scenes, and meanwhile, the size of each killing module can be determined according to the actual application scenes. Simultaneously, in order to reduce the heat loss of return air, reduce the system consumption the utility model discloses an embodiment, still be in the outward appearance cladding of the integrative cabinet of return air disinfection has insulation material. The solution of the present invention will be further described with reference to the accompanying drawings of the embodiments.

Fig. 1 shows a schematic structural diagram of a return air sterilizing and disinfecting integrated cabinet according to an embodiment of the present invention. As shown in fig. 1, the return air sterilizing and killing integrated cabinet is arranged in a return air pipeline section of a central air conditioner, and comprises an air inlet 001, an air outlet 002, an ionization sterilizing and killing module 101, a physical filtering module 102, an ultraviolet-deep ultraviolet sterilizing and killing module 103, a chemical smoking module 104, a power supply and control module 105 and a ground foot 108.

In an embodiment of the utility model, the air intake 001 with the air outlet 002 equipartition is arranged in the integrative cabinet top of return air disinfection, the air current in the return air pipeline is followed air intake 001 gets into inside the integrative cabinet of return air disinfection, in order to guarantee to pass through the air after the integrative cabinet of return air disinfection disappears disinfects can along air outlet 002 flows back the integrative cabinet internally mounted of return air disinfection has fan 106, fan 106 will be via the gaseous conveying of the module outflow of disinfecting to air outlet 002. In an embodiment of the present invention, in order to reduce the heat dissipation of the return air and reduce the power consumption of the system, the shell of the return air sterilization and disinfection integrated cabinet is wrapped with a heat insulation material to form a heat insulation layer 107.

Power and control module 105 with ionization sterilization module 101, physics filter module 102, ultraviolet-dark ultraviolet sterilization module 103 and the chemical module 104 of being fuming adopt pluggable circuit connection mode, and communicably connect, in order to simplify the connected mode of equipment circuit, the utility model discloses optimize the control point to each module and concentrate and arrange, same module or adjacent module are unified to concentrate the setting, can realize by quick connection between controled equipment, the cabinet body and the central control system.

The ionization sterilization module 101 is installed below the air inlet 001, air enters the inside of the return air sterilization and disinfection integrated cabinet through the air inlet 001 and flows through the ionization sterilization and disinfection module 101 at first, the ionization sterilization and disinfection module 101 filters particulate matters in the air and ionizes and kills bacteria and viruses to realize preliminary filtration of the bacteria and the viruses, and through tests, the ionization sterilization and disinfection module 101 can filter about 80% of the particulate matters, the bacteria and the viruses in the air. In an embodiment of the present invention, the ionization sterilizing module 101 includes an electrostatic precipitator, and the electrostatic precipitator is used to realize high-efficiency dust collection and ultra-low wind resistance, and the electrostatic precipitator ionizes the air through a high-voltage electric field, so that pathogens such as particles, bacteria and viruses in the air are negatively charged in combination with negative ions, and then are separated from the air under the action of the electric field. The electrostatic dust collection technology can purify larger air flow, has high dust removal efficiency, and plays a good role in air pretreatment for subsequent ultraviolet sterilization and chemical sterilization.

The physical filtering module 102 is installed below the ionization sterilization module 101, the gas sterilized by the ionization sterilization module 101 directly flows into the physical filtering module 102, and the physical filtering module 102 further filters fine particles remaining in the gas, so that the air cleanliness substantially reaches the operating room level. In an embodiment of the present invention, the physical filtering module 102 employs H14 ultrafine glass fiber high efficiency filtering technology, which has small resistance and high filtering efficiency, and makes the circulating air cleaner.

The ultraviolet-deep ultraviolet disinfection and killing module 103 is installed below the physical filtering module 102 and comprises a plurality of ultraviolet lamps 131 and deep ultraviolet lamps 132, wherein the ultraviolet lamps 131 are uniformly arranged inside the return air disinfection and killing integrated cabinet along the gas flowing direction, and the deep ultraviolet lamps 132 are installed on the inner wall of the return air disinfection and killing integrated cabinet below the physical filtering module 102. When the gas flows through the ultraviolet-deep ultraviolet disinfection module 103, the ultraviolet lamp 131 destroys DNA and RNA of bacteria and viruses in the air, the deep ultraviolet lamp 132 emits deep ultraviolet UVC light, and after the UVC light is absorbed by the bacteria and viruses, proteins of the bacteria and viruses are denatured and dissociated, thymine dimers are formed in nucleic acids of the bacteria and viruses, and then DNA and RNA structures of various viruses and bacteria are destroyed, so that the bacteria and viruses cannot propagate, and further the bacteria and viruses remaining in the air are killed. The air output by the physical filtering module 102 does not contain particulate matters basically, so that the sterilization efficiency of the ultraviolet sterilizing module 103 can be greatly improved, the ultraviolet sterilizing module 103 has high sterilization broad spectrum, the sterilization has no secondary pollution, and the operation and the maintenance are simple and the cost is low. The utility model discloses an in the embodiment, ultraviolet lamp 131 adopts the ultraviolet lamp pipe, dark ultraviolet lamp 132 is the deep ultraviolet lamp dish, the deep ultraviolet lamp dish comprises the deep ultraviolet lamp pearl of selected wavelength, arranges according to certain law.

The chemical smoking module 104 is installed below the ultraviolet sterilizing module 103, and after the chemical smoking module 104 atomizes smoking materials, the smoke materials flow to the air outlet 002 through the fan 106, and then reach all over the air return pipeline to kill bacteria and viruses in the pipeline. In one embodiment of the present invention, the smoking material is a disinfectant, such as quaternary ammonium salt, which is harmless to human body and environment and has strong bactericidal effect. In yet another embodiment of the present invention, the chemical smoking module 104 includes a pump and an atomizer, and the smoking material is pumped out and then atomized by the atomizer into the tube.

Based on the embodiment of the utility model provides an integrative cabinet is disappears to return air, can carry out central air conditioning's the disappearance of killing, it includes following step to disappear:

firstly, the air flowing through the ionization sterilization module 101 is electrically separated, particles in the air are charged, and the charged particles are further adsorbed, wherein the particles comprise pathogens such as bacteria and viruses and dust;

next, the air flowing out after passing through the ionization sterilization module is filtered by a physical filtering module 102 by using glass fiber;

then, ultraviolet light and deep ultraviolet light emitted by an ultraviolet lamp 131 and a deep ultraviolet lamp 132 are adopted to denature and dissociate proteins of the bacteria and the viruses, thymine dimers are formed in nucleic acids of the bacteria and the viruses, DNA and/or RNA of the bacteria and the viruses are destroyed, and then the bacteria and the viruses remained after physical filtration are killed; and

finally, the disinfectant is atomized and diffused into the return air duct of the central air conditioner by the chemical smoking module 104.

While various embodiments of the present invention have been described above, it should be understood that they have been presented by way of example only, and not limitation. It will be apparent to persons skilled in the relevant art that various combinations, modifications, and changes can be made thereto without departing from the spirit and scope of the invention. Thus, the breadth and scope of the present invention should not be limited by any of the above-described exemplary embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. The utility model provides an integrative cabinet is killed in return air, its characterized in that arranges in central air conditioning's return air pipeline section, including air intake and air outlet, gas in the return air pipeline gets into via the air intake the integrative cabinet of return air is killed in inside the disappearing of return air is then got back to the return air pipeline through the air outlet in, integrative cabinet is killed in the return air still includes:

2. The return air sterilizing integrated cabinet of claim 1, wherein the sterilizing module comprises:

an ionization sterilizing module including an electrostatic precipitator;

the physical filtering module is made of H14 superfine glass fiber; and

3. The return air sterilization integrated cabinet according to claim 1, wherein a power supply and control module is further arranged inside the return air sterilization integrated cabinet and is communicably connected with the sterilization module and the chemical smoking module.

4. The integrated return air sterilizing and disinfecting cabinet as claimed in claim 2, wherein the material of the physical filtering module is H14 microglass fiber.

5. The return air sterilization integrated cabinet of claim 2, wherein the ultraviolet-deep ultraviolet sterilization module comprises:

the ultraviolet killing lamps are multiple, ultraviolet killing lamp tubes are adopted, and the ultraviolet killing lamp tubes are uniformly distributed in the air return killing integrated cabinet along the gas flowing direction; and

the deep ultraviolet sterilizing lamp adopts a deep ultraviolet sterilizing lamp disc which is arranged on the inner wall of the return air sterilizing and sterilizing integrated cabinet.

6. The return air sterilization integrated cabinet as claimed in claim 5, wherein the deep ultraviolet sterilization lamp panel comprises deep ultraviolet lamp beads arranged according to a preset rule.

7. The integrated return air sterilizing and disinfecting cabinet as claimed in claim 1, wherein the chemical smoking module comprises a pump and an atomizer.

8. The air return disinfection integrated cabinet as claimed in claim 7, wherein the disinfectant adopted by the chemical smoking module is a quaternary ammonium salt disinfectant.

9. The return air sterilization integrated cabinet according to claim 1, further comprising a blower disposed in an air outflow direction of the chemical smoking module, the air outflow direction of the blower being directed to the air outlet.

10. The return air sterilizing integrated cabinet as claimed in claim 1, wherein the outer shell of the return air sterilizing integrated cabinet is coated with a heat insulating material.