CN210688611U

CN210688611U - Air circulation exchanger for preventing infection and germ transmission

Info

Publication number: CN210688611U
Application number: CN201921410712.5U
Authority: CN
Inventors: 张鸿昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-06-05
Anticipated expiration: 2029-08-28

Abstract

The utility model belongs to the technical field of medical ventilation, in particular to an air flow exchanger for preventing the propagation of infectious germs, which comprises a shell, wherein an air port component is fixedly arranged on the shell and comprises an air exhaust inlet a, an air exhaust outlet b, a fresh air inlet c and a fresh air outlet d, the air exhaust inlet a, the air exhaust outlet b, the fresh air inlet c and the fresh air outlet d are respectively and symmetrically distributed at corners at two ends of the shell, and a fresh air channel and an air exhaust channel are respectively arranged at two inner ends of the shell; install heater and ultraviolet sterilizer additional in the passageway of airing exhaust, can carry out ultraviolet disinfection and pasteurization to the air of indoor taking out to make and can not carry a large amount of germ from indoor circulation department air in, the air that avoids carrying the germ flows out to the open air, leads to outdoor air also to carry the germ, further avoids the germ to take place the infectivity along with the circulation of air to crowd's more place, reinforcing circulation of air security.

Description

Air circulation exchanger for preventing infection and germ transmission

Technical Field

The utility model belongs to the technical field of medical ventilation, concretely relates to circulation of air switch that the germ was spread in the prevention.

Background

A large number of patients need to be received in a hospital every day, no infectious diseases are reserved in the patients, the infected patients can swim in the hospital or in a ward in the treatment process, germs can be dispersed in the air through saliva when speaking, the transmission way of the infectious disease transmission is the process that pathogens are discharged from an infection source to the outside, and the pathogens reach and invade new susceptible people through a certain transmission way.

Chinese patent network discloses a two-way air exchanger of humidification type, and publication number is CN104596018A, and this patent adopts two-way air exchange system to and the multilayer filtration mode, realizes the continuous purification circulation of indoor whole air, but, the air exchanger that uses in the hospital, discharges to the open air after taking out hospital's inside air, and a large amount of infectious germs are still carried to the exhaust air, along with circulation of air is outdoor spread, probably leads to the outdoor crowd to appear the condition of respiratory infection.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a circulation of air switch of prevention infection germ propagation, it is reasonable to have simple structure, uses the safety and stability, can carry out germicidal treatment with the exhaust air in the hospital, avoids the germ to propagate outdoor characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the air circulation exchanger for preventing the propagation of infectious germs comprises a shell, wherein an air port assembly is fixedly installed on the shell and comprises an air exhaust inlet a, an air exhaust outlet b, a fresh air inlet c and a fresh air outlet d, the air exhaust inlet a, the air exhaust outlet b, the fresh air inlet c and the fresh air outlet d are respectively and symmetrically distributed at the corners of the two ends of the shell, a fresh air channel and an air exhaust channel are respectively arranged at the two ends of the interior of the shell, the fresh air channel is positioned between the fresh air inlet c and the fresh air outlet d, the air exhaust channel is positioned between the air exhaust inlet a and the air exhaust outlet b, a heater is fixedly installed at one end, close to the air exhaust inlet a, of the interior of the air exhaust channel, an ultraviolet sterilizer is fixedly installed at the right side of the heater, and three heating plates which are horizontally distributed, the hot plate is plate-shaped hollow out construction, the input spiro union of wind gap subassembly is fixed with wind gap filter lid, the heater with ultraviolet disinfector all with internal power electric connection.

Preferably, the tuyere filter cover comprises a filter sheet and a retainer ring, the retainer ring is positioned at one end of the inner side of the tuyere filter cover and is fixedly bonded with the tuyere filter cover, the filter sheet is positioned at the inner side of the retainer ring and is fixedly clamped with the tuyere filter cover, and the diameter of the filter sheet is larger than the diameter of the inner side of the tuyere filter cover.

Preferably, the number of the tuyere filter covers is four, and the four tuyere filter covers are respectively fixed on the input ends of the air exhaust inlet a, the air exhaust outlet b, the fresh air inlet c and the fresh air outlet d in a threaded manner.

Preferably, the inside fixed mounting of new trend passageway has filtering component, filtering component includes primary filter, dust filter, HEPA filter, active carbon adsorption board, active carbon filter and anion generator, primary filter the dust filter HEPA filter the active carbon adsorption board active carbon filter with anion generator installs in proper order from a left side to the right side new trend passageway's inside.

Preferably, the top end of the shell is hinged with a flip cover, and two buckles are symmetrically distributed at one end, close to the flip cover, of the outer side wall of the shell.

Preferably, the shell is made of a double-layer metal alloy material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the air circulation exchanger for preventing the propagation of infectious germs, the heater and the ultraviolet sterilizer are additionally arranged in the air exhaust channel, and the air pumped indoors can be subjected to ultraviolet disinfection and high-temperature sterilization, so that a large number of germs cannot be carried in the air flowing from the indoor circulation position, the air carrying the germs is prevented from flowing out of the room, the outdoor air also carries the germs, the germs are further prevented from flowing to places with more crowds along with the air, the infectious infection occurs, and the safety of air circulation is enhanced;

2. in addition, all add at the input of the import of airing exhaust, the export of airing exhaust, new trend import and new trend export and filter the lid, the inboard block of wind gap filter lid is fixed with the cassette, can carry out prefilter to the air of suction, the cleanliness factor of air in the reinforcing suction exchanger.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

In the figure: 1. a housing; 11. a cover is turned; 111. buckling; 2. a tuyere assembly; 2a, an exhaust inlet; 2b, an exhaust outlet; 2c, a fresh air inlet; 2d, a fresh air outlet; 3. a fresh air channel; 4. an air exhaust channel; 5. a filter assembly; 51. a primary filter; 52. a dust filter; 53. a HEPA filter; 54. an activated carbon adsorption plate; 55. an activated carbon filter; 56. a negative ion generator; 6. an ultraviolet sterilizer; 7. a heater; 71. heating plates; 8. a tuyere filter cover; 81. a filter disc; 82. and a retainer ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: an air circulation exchanger for preventing infection and germ propagation comprises a shell 1, wherein an air port component 2 is fixedly installed on the shell 1, the air port component 2 comprises an air exhaust inlet 2a, an air exhaust outlet 2b, a fresh air inlet 2c and a fresh air outlet 2d, the air exhaust inlet 2a, the air exhaust outlet 2b, the fresh air inlet 2c and the fresh air outlet 2d are respectively and symmetrically distributed at the corners of two ends of the shell 1, a fresh air channel 3 and an air exhaust channel 4 are respectively arranged at two ends inside the shell 1, the fresh air channel 3 is positioned between the fresh air inlet 2c and the fresh air outlet 2d, the air exhaust channel 4 is positioned between the air exhaust inlet 2a and the air exhaust outlet 2b, a heater 7 is fixedly installed at one end, close to the air exhaust inlet 2a, inside the air exhaust channel 4, an ultraviolet sterilizer 6 is fixedly installed at the right side of the, the heating plate 71 is a plate-shaped hollow structure, the input end of the tuyere assembly 2 is fixedly connected with the tuyere filtering cover 8 in a threaded manner, and the heater 7 and the ultraviolet sterilizer 6 are electrically connected with an internal power supply.

In this embodiment: the inside of passageway 4 of airing exhaust is close to the one end fixed mounting who airs exhaust import 2a has heater 7, the right side fixed mounting of heater 7 has ultraviolet ray disinfection ware 6, can carry out ultraviolet disinfection and high-temperature sterilization to the air of indoor taking out, thereby make and can not carry a large amount of germ in the air from indoor circulation department, the air outflow of avoiding carrying the germ is outdoor, lead to outdoor air also to carry the germ, further avoided the germ to the more place of crowd along with the circulation of air, take place the infectivity and infect, the security of reinforcing circulation of air.

Specifically, the tuyere filter cover 8 comprises a filter sheet 81 and a retainer ring 82, the retainer ring 82 is positioned at one end of the inner side of the tuyere filter cover 8 and is fixedly bonded with the tuyere filter cover 8, the filter sheet 81 is positioned at the inner side of the retainer ring 82 and is fixedly clamped with the tuyere filter cover 8, and the diameter of the filter sheet 81 is larger than the diameter of the inner side of the tuyere filter cover 8; can carry out prefiltration to the air of suction, the cleanliness factor of air in the reinforcing suction exchanger, retaining ring 82 makes the installation of filter plate 81 fixed more stable.

Specifically, the number of the tuyere filter covers 8 is four, and the four tuyere filter covers 8 are respectively fixed on the input ends of the exhaust air inlet 2a, the exhaust air outlet 2b, the fresh air inlet 2c and the fresh air outlet 2d in a threaded manner; a clearance cycle for being directed at room air and exterior space carry out prefiltering for the air in the admission passage is cleaner, avoids the bold particulate matter to carry out in casing 1, causes filtering component to block up, strengthens the stability in use of switch and prolongs filtering component 5 in the switch.

Specifically, a filter assembly 5 is fixedly installed inside the fresh air channel 3, the filter assembly 5 includes a primary filter 51, a dust filter 52, a HEPA filter 53, an activated carbon adsorption plate 54, an activated carbon filter 55 and a negative ion generator 56, and the primary filter 51, the dust filter 52, the HEPA filter 53, the activated carbon adsorption plate 54, the activated carbon filter 55 and the negative ion generator 56 are sequentially installed inside the fresh air channel 3 from left to right; before entering the room, the air is filtered layer by layer through each filtering component 5, and then the purified air is sent into the room, so that the stability and the safety of air exchange are enhanced.

Specifically, the top end of the shell 1 is hinged with a flip 11, and two buckles 111 are symmetrically distributed at one end of the outer side wall of the shell 1 close to the flip 11; the turnover cover 11 is detached when the channel and the filter component 5 in the shell 1 are cleaned and replaced, so that maintenance and management of parts in the shell 1 are facilitated, and the use is convenient and the operation is simple.

Specifically, the shell 1 is made of a double-layer metal alloy material; the metal alloy material has good hardness, abrasion resistance and corrosion resistance, is solid and durable and has long service life.

The utility model discloses a theory of operation and use flow: the exchanger is arranged at a proper position, one end with a fresh air outlet 2d and an exhaust air inlet 2b faces indoors, one end with a fresh air inlet 2c and an exhaust air outlet 2a faces outdoors, outdoor air is pumped into the fresh air inlet 2c through a vortex supercharger, flows through a fresh air channel 3, is sterilized and filtered through a filter component 5 in the fresh air channel 3, is purified into clean air and is discharged into the room through the fresh air outlet 2d, indoor air carrying germs is pumped into an exhaust air channel 4 through the vortex supercharger, flows through the exhaust air channel 4 and is discharged out of the room from the exhaust air outlet 2a, so that the circulation conversion of indoor and outdoor air is completed, when the air exchanger is used for the circulation conversion of indoor and outdoor air, the indoor and outdoor air can be subjected to ultraviolet disinfection and high-temperature sterilization through a heater 7 and an ultraviolet sterilizer 6 additionally arranged in the exhaust air channel 4, therefore, a large amount of germs cannot be carried in the air flowing from the indoor, the air carrying the germs is prevented from flowing out of the room, the outdoor air also carries the germs, the germs are further prevented from being infected by the germs when the germs flow to the places where people are more, and the safety of air circulation is enhanced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Prevention infects circulation of air switch of germ propagation, including casing (1), fixed mounting has wind gap subassembly (2) on casing (1), wind gap subassembly (2) are including air exhaust import (2a), air exhaust export (2b), new trend import (2c) and new trend export (2d), air exhaust import (2a), air exhaust export (2b) new trend import (2c) and new trend export (2d) respectively symmetric distribution be in the both ends corner of casing (1), its characterized in that: the two ends in the shell (1) are respectively provided with a fresh air channel (3) and an exhaust air channel (4), the fresh air channel (3) is positioned between the fresh air inlet (2c) and the fresh air outlet (2d), the exhaust channel (4) is positioned between the exhaust inlet (2a) and the exhaust outlet (2b), a heater (7) is fixedly arranged at one end of the inside of the air exhaust channel (4) close to the air exhaust inlet (2a), an ultraviolet sterilizer (6) is fixedly arranged on the right side of the heater (7), three heating plates (71) which are horizontally distributed are arranged inside the heater (7), the heating plate (71) is of a plate-shaped hollow structure, the input end of the tuyere component (2) is fixedly connected with a tuyere filtering cover (8) in a screwed mode, the heater (7) and the ultraviolet sterilizer (6) are electrically connected with an internal power supply.

2. An air flow switch to prevent transmission of infectious pathogens as recited in claim 1, wherein: the tuyere filter cover (8) comprises a filter sheet (81) and a retainer ring (82), the retainer ring (82) is located at one end of the inner side of the tuyere filter cover (8) and is fixedly bonded with the tuyere filter cover (8), the filter sheet (81) is located at the inner side of the retainer ring (82) and is fixedly clamped with the tuyere filter cover (8), and the diameter of the filter sheet (81) is larger than the diameter of the inner side of the tuyere filter cover (8).

3. An air flow switch to prevent transmission of infectious pathogens as recited in claim 1, wherein: the number of the tuyere filtering covers (8) is four, and the four tuyere filtering covers (8) are respectively fixed on the input ends of the air exhaust inlet (2a), the air exhaust outlet (2b), the fresh air inlet (2c) and the fresh air outlet (2d) in a threaded manner.

4. An air flow switch to prevent transmission of infectious pathogens as recited in claim 1, wherein: the inside fixed mounting of new trend passageway (3) has filtering component (5), filtering component (5) are including primary filter (51), dust filter (52), HEPA filter (53), activated carbon adsorption board (54), activated carbon filter (55) and anion generator (56), primary filter (51) dust filter (52) HEPA filter (53) activated carbon adsorption board (54) activated carbon filter (55) with anion generator (56) install in proper order from a left side to the right side the inside of new trend passageway (3).

5. An air flow switch to prevent transmission of infectious pathogens as recited in claim 1, wherein: the top of casing (1) articulates there is flip (11), the lateral wall of casing (1) is close to flip's (11) one end symmetric distribution has two buckles (111).

6. An air flow switch to prevent transmission of infectious pathogens as recited in claim 1, wherein: the shell (1) is made of a double-layer metal alloy material.