CN212662950U

CN212662950U - Air filter device for department of infectious diseases

Info

Publication number: CN212662950U
Application number: CN202020890003.8U
Authority: CN
Inventors: 余梦超; 徐成振; 陆文轩
Original assignee: Qingdao University
Current assignee: Qingdao University
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2021-03-09
Anticipated expiration: 2030-05-23

Abstract

The utility model relates to the technical field of department of infectious diseases, in particular to an air filtering device for department of infectious diseases, which comprises a shell, wherein the bottom of the shell is fixedly connected with a plurality of movable wheels, the two sides of the shell are symmetrically communicated with an air inlet pipe, the free end of the air inlet pipe is fixedly connected with an air exhauster, one side of the shell is fixedly connected with a heating wire switch, the bottom in the shell is respectively provided with a cold box and a hot box, an air outlet pipe communicated with the cold box and the hot box is arranged above the cold box and the hot box, a first filtering layer is arranged in the air outlet pipe from bottom to top, the air filter device comprises a second filter layer and a negative pressure fan, wherein the free end of an air outlet pipe is detachably connected with a flow distribution disc, the surface of the flow distribution disc is uniformly and fixedly connected with a plurality of flow distribution pipes communicated with the air outlet pipe, the bottom of a cold box is fixedly connected with an ultraviolet germicidal lamp, the bottom of a hot box is fixedly connected with the ultraviolet germicidal lamp and a heating wire electrically connected with a heating wire switch, and the air filter device solves the problem that the action range of pure air in the traditional air filter device for the department of.

Description

Air filter device for department of infectious diseases

Technical Field

The utility model relates to an infectious department uses technical field, specifically discloses an air filter for infectious department.

Background

Hospitals are places with very large flow of people, so that a large number of germs are in the air in hospitals, particularly, germs in the air in infectious disease rooms are dense, diseases can be transmitted through the air, patients in the infectious disease rooms are easily infected by various foreign germs because the resistance of the patients is reduced due to the infection of the germs, and the hospitals need to sterilize the air in the infectious disease rooms and the air flowing into the wards. However, the existing disinfection apparatus has a single disinfection mode and a poor use effect, indoor air purification is usually realized by an air filter at present, and due to the characteristics of durability and uncertainty of release of air pollutants in a relatively closed space, the indoor air purification by using the air filtering device is one of internationally recognized methods for improving indoor air quality, and therefore, the air filtering device for the infectious department is provided.

According to publication number CN207907367U, an air filter for department of infectious diseases is proposed, the power distribution box comprises a box body, the left side top of box is provided with the intake pipe, the left end of intake pipe is provided with the filter screen, the right side of filter screen is provided with the air-blower, the inner chamber top of box is provided with sterilamp, sterilamp's below is provided with first filter layer, the below of first filter layer is provided with the second filter layer, the device can realize filtration's effect, but also has some problems, for example, the pure air after the filtration effect scope is little.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the action range of the pure air in the traditional air filtering device for the department of infectious diseases is small.

In order to achieve the above object, the present invention provides the following basic scheme:

an air filtering device for department of infectious diseases comprises a shell, wherein a plurality of moving wheels are fixedly connected to the bottom of the shell, air inlet pipes are symmetrically communicated with two sides of the shell, an exhaust fan is fixedly connected to the free ends of the air inlet pipes, a heating wire switch is fixedly connected to one side of the shell, a cold box and a hot box are respectively arranged at the bottom of the shell, air outlet pipes communicated with the cold box and the hot box are arranged above the cold box and the hot box, a first filter layer, a second filter layer and a negative pressure fan are sequentially arranged in the air outlet pipes from bottom to top, a splitter disc is detachably connected to the free ends of the air outlet pipes, and a plurality of splitter tubes communicated with the air outlet pipes are fixedly connected to;

the ultraviolet sterilization lamp is fixedly connected to the bottom of the cold box, and the ultraviolet sterilization lamp and the electric heating wire electrically connected with the electric heating wire switch are fixedly connected to the bottom of the hot box.

The principle and effect of this basic scheme lie in:

1. compared with the prior art, this device possesses the characteristics of air sterilization, filtration, air deodorization, disinfects the disinfection through setting up sterilamp to the air for the air that purifies from this device reaches aseptic requirement, is suitable for the requirement of hospital especially infectious department.

2. Compared with the prior art, this device compares in traditional air filter that the difference is that this device flexibility is higher, no longer limits in fixed a certain position filtered air, but mobilizable air filter for the air filtration scope is bigger, and the effect is better obvious.

3. Compared with the prior art, this device is through the flow distribution disc and with the design of shunt tubes, the shunt tubes diffusion of air after will filtering on the flow distribution disc is opened, one has increased pure air's effect scope, two come, the diffusion scope of pure air is confirmed to the size of accessible flow distribution disc, compare in traditional air after filtering only single diffusion direction, this device has a plurality of diffusion directions, thereby realize fast and the outside air exchange, bactericidal effect is showing and thoroughly, provide a good environment of recuperating for patient.

Further, the number of the moving wheels is at least four. The device is convenient to move stably.

Furthermore, the inside of the air inlet pipe is fixedly connected with a filter screen. The filter screen filters large granule dust in the air earlier, prevents the air exhauster jam to improve the life of this device.

Further, a sealing adhesive tape is arranged at the joint of the air inlet pipe and the shell. Prevent air leakage and ensure the filtering effect.

Further, the first filter layer and the second filter layer are respectively activated carbon filter cotton and non-woven fabric filter cotton. Compared with other filter materials of the same grade, the non-woven fabric has the advantages of stable quality, larger dust capacity and activated carbon, and is characterized by removing peculiar smell in air and enhancing the air filtering effect.

Drawings

FIG. 1 is a schematic structural view of an air filtration device for infectious diseases department according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a diverter plate in an air filtering device for an infectious department of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a shell 1, an air inlet pipe 2, an exhaust fan 3, a filter screen 4, a cold box 5, a moving wheel 6, an ultraviolet germicidal lamp 7, a heating wire 8, a hot box 9, a sealing adhesive tape 10, a heating wire switch 11, an air outlet pipe 12, a second filter layer 13, a first filter layer 131, a negative pressure fan 14, a flow distribution disc 15 and a flow distribution pipe 16.

Examples are shown in fig. 1 and 2:

an air filtering device for department of infectious diseases comprises a shell 1, wherein a plurality of moving wheels 6 are fixedly connected to the bottom of the shell 1, and the number of the moving wheels 6 is at least four. Make things convenient for this device steady removal, 1 bilateral symmetry intercommunication of casing has intake pipe 2, and intake pipe 2 is equipped with sealed adhesive tape 10 with the junction of casing 1. Prevent gas leakage, guarantee the filter effect, the equal rigid coupling in the free end of intake pipe 2 on the left and intake pipe 2 on the right has air exhauster 3, and the inside filter screen 4 that all has still overlapped of intake pipe 2. Filter screen 4 filters large granule dust in the air earlier, and prevent that air exhauster 3 from blockking up, thereby improve the life of this device, the right side rigid coupling of casing 1 has

heating wire switch

11, 1 bottom in the casing turns right from a left side and is equipped with cold box 5 and hot box 9 respectively, the top of cold box 5 and hot box 9 is equipped with the outlet duct 12 with cold box 5 and hot box 9 intercommunication, 12 inside from down being equipped with first filter layer 131 down in proper order of outlet duct, second filter layer 13 and negative-pressure air fan 14, first filter layer 131 and second filter layer 13 are active carbon filter pulp and non-woven fabrics filter pulp respectively. Compared with other filter materials in the same level, the non-woven fabric has stable quality and larger dust holding capacity, the activated carbon has the characteristics of removing peculiar smell in the air and strengthening the air filtering effect, the free end of the air outlet pipe 12 is detachably connected with a flow distribution disc 15, the surface of the flow distribution disc 15 is uniformly fixedly connected with a plurality of flow distribution pipes 16 communicated with the air outlet pipe 12, the number of the flow distribution pipes 16 is six as shown in figure 2, the bottom of the cold box 5 is fixedly connected with an ultraviolet sterilizing lamp 7, and the bottom of the hot box 9 is fixedly connected with the ultraviolet sterilizing lamp 7 and a heating wire 8 electrically connected with a heating wire switch 11.

The specific implementation process; firstly, turning on the ultraviolet germicidal lamps 7 in the cold box 5 and the hot box 9, preheating the ultraviolet germicidal lamps 7, secondly, judging whether hot air is needed according to actual use requirements, if the hot air is needed, turning on the heating wire switch 11, enabling the heating wire 8 to work, otherwise, not needing to turn on the heating wire switch 11, thirdly, turning on the exhaust fans 3 and the negative pressure fans 14 on the left side and the right side of the shell 1, enabling unfiltered air to enter the cold box 5 and the hot box 9 through the air inlet pipe 2, filtering large-particle dust in the air through the filter screen 4 in the air inlet pipe 2, then disinfecting the air through the ultraviolet germicidal lamps 7, further enabling the air to enter the air outlet pipe 12, purifying the air through the first filter layer 131 and the second filter layer 13 in the air outlet pipe 12 to achieve medical standards, then diffusing the purified air through the shunt pipes 16 on the shunt disk 15 through the negative pressure fans 14, shunt tubes 16 and outlet duct 12 intercommunication just so can change the direction of the air of diffusion to reach pure air effect scope, solved the little problem of traditional pure air effect scope, finally, this device can be through the removal wheel 6 that is located casing 1 bottom, remove the position that needs filtration, and is more convenient, thereby the effect scope is corresponding improvement also.

The device has higher flexibility, wider action range after air filtration, and sterilization effect of the ultraviolet germicidal lamp 7, and is suitable for the requirements of hospitals on air filtration devices.

The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. An air filter device for department of infectious diseases, which is characterized in that: the heating device comprises a shell, wherein a plurality of moving wheels are fixedly connected to the bottom of the shell, air inlet pipes are symmetrically communicated with two sides of the shell, free ends of the air inlet pipes are fixedly connected with an exhaust fan, one side of the shell is fixedly connected with a heating wire switch, a cold box and a hot box are arranged at the bottom of the shell respectively, air outlet pipes communicated with the cold box and the hot box are arranged above the cold box and the hot box, a first filter layer, a second filter layer and a negative pressure fan are sequentially arranged in the air outlet pipes from bottom to top, the free ends of the air outlet pipes are detachably connected with a splitter disc, and a plurality of splitter pipes communicated with the air outlet pipes are fixedly;

2. An air filtration device for infectious diseases of claim 1, wherein: the number of the moving wheels is at least four.

3. An air filtration device for infectious diseases of claim 1, wherein: and filter screens are fixedly connected in the air inlet pipes.

4. An air filtration device for infectious diseases of claim 1, wherein: and a sealing adhesive tape is arranged at the joint of the air inlet pipe and the shell.

5. An air filtration device for infectious diseases of claim 1, wherein: the first filter layer and the second filter layer are respectively active carbon filter cotton and non-woven fabric filter cotton.