CN213119401U - Air regenerating device for sickroom of infectious department - Google Patents
Air regenerating device for sickroom of infectious department Download PDFInfo
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- CN213119401U CN213119401U CN202022187069.3U CN202022187069U CN213119401U CN 213119401 U CN213119401 U CN 213119401U CN 202022187069 U CN202022187069 U CN 202022187069U CN 213119401 U CN213119401 U CN 213119401U
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- filter
- air
- air inlet
- ward
- fan
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Abstract
The utility model discloses a ventilation equipment is used in infectious department ward relates to the clean technical field of medical environment, including air inlet unit and exhaust apparatus, air inlet unit and exhaust apparatus set up in the protective housing, be equipped with the baffle between air inlet unit and the exhaust apparatus, avoid during operation air mixing to cause the secondary infection, air inlet unit is including the air inlet fan, first filter, second filter and third filter, air inlet fan work drives in the air gets into the ward outside the ward, the air loops through three layer filter and carries out three processes of handling when admitting air, guarantee the cleanness of air, exhaust apparatus includes air discharge fan and fourth filter, air discharge fan work is discharged contaminated air from the ward in, the air of exhaust is handled through the fourth filter, avoid the air of discharging to become the infection to the man outside the ward. The utility model discloses simple structure, the installation is convenient with the change, and safe and reliable is suitable for the popularization.
Description
Technical Field
The utility model relates to a clean technical field of medical environment, concretely relates to ventilation equipment is used in infectious department ward.
Background
In order to maintain a good air environment in a ward, the ward needs to be always windowed and ventilated, but the ward in the infectious department has high bacteria content, contains infectious viruses in the air and cannot be directly windowed and ventilated.
At present, when a ward of an infectious department takes a breath, the ward of the infectious department takes the breath directly through a fan, so that the air in the ward of the infectious department is directly discharged into the air to pollute the air, and the outside air directly enters the ward without being sterilized, so that secondary infection of a patient is easily caused.
Disclosure of Invention
The utility model aims at the above problem, provide a ventilation equipment is used in infectious department ward, solve when taking a breath in infectious department ward not good problem of air sterilization disinfection effect.
The technical scheme of the utility model is that: comprises a protective shell, an air inlet device, an exhaust device, a clapboard and an air duct;
an air inlet device is longitudinally arranged on the inner wall of one side of the protective shell, an air exhaust device is longitudinally arranged on the inner wall of the other side of the protective shell, a partition plate is vertically arranged between the air inlet device and the air exhaust device, and the partition plate is arranged in the protective shell;
the air inlet device comprises an air inlet fan, a first filter, a second filter and a third filter, wherein the air inlet fan is transversely arranged on one side in the protective shell, the first filter is arranged on the rear side of the air inlet fan, the second filter is arranged on the rear side of the first filter, the third filter is arranged on the rear side of the second filter, and the first filter, the second filter and the third filter are all arranged in the protective shell;
the exhaust device comprises an exhaust fan and a fourth filter, the exhaust fan is transversely arranged on the other side in the protective shell, the fourth filter is arranged on the rear side of the exhaust fan, and the fourth filter is arranged in the protective shell;
the front ends of the air inlet fan and the air exhaust fan are respectively provided with an air guide pipe, the shells of the air inlet fan and the air exhaust fan are respectively provided with an external thread, the inner wall of one end of the air guide pipe is provided with a matched internal thread, and the air inlet fan and the air exhaust fan are respectively detachably connected with the air guide pipe through thread matching;
the outer rings of the air inlet fan, the first filter, the second filter and the third filter are longitudinally provided with a plurality of first threaded holes which are uniformly distributed, and the air inlet fan, the first filter, the second filter and the third filter are detachably connected through first screws which are matched in sequence;
the outer lane of air discharge fan and fourth filter all vertically is equipped with a plurality of evenly distributed's second screw hole, air discharge fan and fourth filter can dismantle the connection through matched with second screw.
Further, the number of the first threaded holes and the number of the second threaded holes are four.
Further, the mesh size of the third filter is larger than that of the second filter, the mesh size of the second filter is larger than that of the first filter, and the mesh size of the first filter is larger than that of the fourth filter.
Further, the length dimension of the first screw and the length dimension of the second screw are both larger than the width dimension of the protective shell.
Further, the other ends of the two air guide tubes face oppositely.
The utility model has the advantages that:
the utility model is provided with an air inlet device and an air outlet device, which can realize air inlet and air outlet respectively; the partition plate between the air inlet device and the exhaust device can prevent the mutual circulation of air in the air inlet device and the exhaust device, thereby avoiding the infection of the air; three layers of filters are sequentially arranged in the air inlet device, and a layer of filter is arranged in the air outlet device, so that the air entering and exiting the ward is sterilized and disinfected, and the condition that people inside and outside the ward are infected by viruses is avoided; the two air guide pipes at the front ends of the air inlet device and the air exhaust device are opposite in direction, so that the air inlet device and the air exhaust device are not influenced when working, and the air entering a ward after being treated is prevented from being directly exhausted out of the ward; the air inlet device and the air exhaust device are detachably connected through screws, so that the filter screen is convenient to replace and maintain. The utility model discloses simple structure is reliable, and the installation is convenient with the dismantlement, is convenient for wash and change, and is effectual to the disinfection of the air in the ward, is suitable for the popularization.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the protective casing of the present invention;
FIG. 3 is a schematic structural view of the air intake device of the present invention;
FIG. 4 is a schematic structural view of the exhaust apparatus of the present invention;
fig. 5 is an elevation view of the overall structure of the present invention.
Reference numerals:
1 is a protective shell, 2 is an air inlet device, 3 is an air outlet device, 4 is a clapboard, 5 is a first screw, 6 is a second screw, 7 is an air duct, 21 is an air inlet fan, 22 is a first filter, 23 is a second filter, 24 is a third filter, 31 is an air outlet fan, and 32 is a fourth filter.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 5, a ventilator for an infectious department ward comprises a protective shell 1, an air inlet device 2, an air outlet device 3, a partition plate 4 and an air duct 7;
the air inlet device 2 is arranged at one side in the cavity and is used for introducing air outside a ward into the ward and carrying out sterilization and disinfection treatment to ensure that the air entering the ward meets the breathing requirement of a patient, the air inlet device 2 comprises an air inlet fan 21, a first filter 2, a second filter 23 and a third filter 24, the air inlet fan 21 is transversely arranged at one side in the protective shell 1, the air inlet fan 21 works to drive blades of the air inlet fan 21 to rotate, so that the pressure of one side, close to the ward, of the air inlet fan 21 is smaller than the pressure outside the ward, the air enters the ward from the ward, the rear side of the air inlet fan 21 is provided with the first filter 22, the first filter 22 is a commercially available sub-high efficiency filter and comprises an outer frame and a sub-high efficiency filter element, the outer frame is detachably connected with the sub-high efficiency filter element and is convenient for replacing the filter element, the rear side of the first filter 22 is provided, the rear side of the second filter 23 is provided with a third filter 24, the third filter 24 is a coarse filter sold in the market, the first filter 22, the second filter 23 and the third filter 24 are all arranged in the protective shell 1, air outside the ward passes through the third filter 24, the second filter 23 and the first filter 22 in sequence under the driving of the air inlet fan 21 to enter the ward, the mesh size of the filter screen of the third filter 24 is larger than that of the second filter 23, the mesh size of the filter screen of the second filter 23 is larger than that of the first filter 22, the filtering effect of the three-layer filter is better and better during filtering, and the sterilization and disinfection effect on air in the air inlet process is enhanced;
the outer rings of the air inlet fan 21, the first filter 22, the second filter 23 and the third filter 24 are longitudinally provided with a plurality of first threaded holes which are uniformly distributed, preferably, the number of the first threaded holes is four, and the air inlet fan 21, the first filter 22, the second filter 23 and the third filter 24 are detachably connected through the first screws 5 which are matched with one another in sequence, so that the air inlet fan is convenient to detach and replace;
the other side in the cavity of the protective shell 1 is provided with an exhaust device 3 which is responsible for discharging polluted air in a ward out of the ward and carrying out sterilization and disinfection treatment, the exhaust device 3 discharges the polluted air in the ward out of the ward at any time, so that the air in the ward is kept clean, a good breathing environment is provided for a patient, the air discharged out of the ward is sterilized and disinfected, the air discharged out of the ward is ensured to be sterile, and the infection of people outside the ward is avoided, the exhaust device 3 comprises an exhaust fan 31 and a fourth filter 32, the exhaust fan 31 is transversely arranged at the other side in the shell 1, the exhaust fan 31 works to drive blades in the exhaust fan 31 to rotate, so that the pressure outside the ward is smaller than the pressure of one side, close to the ward, of the exhaust fan 31, the air is discharged out of the ward, the fourth filter 32 is arranged at the rear side of the exhaust fan 31, the fourth filter 32 is arranged in the protective shell 1, the air can be efficiently sterilized and filtered, and is used for sterilizing and disinfecting the air discharged out of a ward to avoid infection caused by people outside the ward, the fourth filter 32 comprises an aluminum alloy outer frame and an efficient filter screen, the aluminum alloy outer frame is detachably connected with the efficient filter screen to facilitate filter element replacement, the mesh size of the filter screen of the first filter 23 is larger than that of the filter screen of the fourth filter 32, and the treatment effect on the air discharged out of the ward is enhanced;
a plurality of second threaded holes which are uniformly distributed are longitudinally formed in the outer rings of the exhaust fan 31 and the fourth filter 32, preferably, the number of the second threaded holes is four, and the exhaust fan 31 and the fourth filter 32 are detachably connected through second screws 6 which are matched with each other, so that the exhaust fan 31 and the fourth filter 32 are convenient to detach and replace;
a partition plate 4 is vertically arranged between the air inlet device 2 and the exhaust device 3, the partition plate 4 is arranged in the protective shell 1, and the partition plate 4 is used for separating the air inlet device 2 from the exhaust device 3, so that air is prevented from communicating in the air inlet and exhaust processes, and secondary pollution of the air is avoided;
The utility model discloses a use method: the whole ventilation equipment is placed in a ward wall, one side of the protective shell 1 is in the ward, the other side of the protective shell is outside the ward, the air inlet fan 21 and the exhaust fan 31 are enabled to face the ward, when air in the ward needs to be ventilated, the air inlet fan 21 and the exhaust fan 31 are started to work, blades of the air inlet fan 21 are driven by a motor of the air inlet fan 21 to rotate, the pressure of one side, close to the ward, of the air inlet fan 21 is smaller than the pressure outside the ward, the air enters the air inlet device 2 from the ward, the air is firstly filtered and sterilized through the third filter 24, the air after primary treatment is secondly filtered and sterilized through the second filter 23, the air after secondary treatment is thirdly filtered and sterilized through the first filter 22, and the air patient after three-layer treatment meets the requirements and enters the ward through the air guide tube 7;
the blade of air discharge fan 31 rotates under the motor drive of air discharge fan 31 for one side pressure that air discharge fan 31 is close to the ward is greater than the pressure outside the ward, exhaust apparatus 3 is arranged to the air in the ward through air duct 7, the air that gets into exhaust apparatus 3 gets into fourth filter 32, fourth filter 32 handles the dirty air of exhaust, make the air of discharging the ward aseptic, first filter 22, second filter 23, the filter core of third filter 24 and fourth filter 32 dismantles the washing at a set interval, guarantee air regenerating device's working effect, according to the demand, the rotational speed of blade in control air discharge fan 21 and the air discharge fan 31, adjust the air input and the air displacement, after using a set interval, can change each filter regularly.
The utility model is provided with an air inlet device and an air outlet device, which can realize air inlet and air outlet respectively; the partition plate between the air inlet device and the exhaust device can prevent the mutual circulation of air in the air inlet device and the exhaust device, thereby avoiding the infection of the air; three layers of filters are sequentially arranged in the air inlet device, and a layer of filter is arranged in the air outlet device, so that the air entering and exiting the ward is sterilized and disinfected, and the condition that people inside and outside the ward are infected by viruses is avoided; the two air guide pipes at the front ends of the air inlet device and the air exhaust device are opposite in direction, so that the air inlet device and the air exhaust device are not influenced when working, and the air entering a ward after being treated is prevented from being directly exhausted out of the ward; the air inlet device and the air exhaust device are detachably connected through screws, so that the filter screen is convenient to replace and maintain. The utility model discloses simple structure is reliable, and the installation is convenient with the dismantlement, is convenient for wash and change, and is effectual to the disinfection of the air in the ward, is suitable for the popularization.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. An air interchanger for an infectious department ward is characterized by comprising a protective shell (1), an air inlet device (2), an exhaust device (3), a partition plate (4) and an air duct (7);
an air inlet device (2) is longitudinally arranged on the inner wall of one side of the protective shell (1), a longitudinal exhaust device (3) is arranged on the inner wall of the other side of the protective shell (1), a partition plate (4) is vertically arranged between the air inlet device (2) and the exhaust device (3), and the partition plate (4) is arranged in the protective shell (1);
the air inlet device (2) comprises an air inlet fan (21), a first filter (22), a second filter (23) and a third filter (24), the air inlet fan (21) is transversely arranged on one side in the protective shell (1), the first filter (22) is arranged on the rear side of the air inlet fan (21), the second filter (23) is arranged on the rear side of the first filter (22), the third filter (24) is arranged on the rear side of the second filter (23), and the first filter (22), the second filter (23) and the third filter (24) are all arranged in the protective shell (1);
the exhaust device (3) comprises an exhaust fan (31) and a fourth filter (32), the exhaust fan (31) is transversely arranged on the other side in the protective shell (1), the fourth filter (32) is arranged on the rear side of the exhaust fan (31), and the fourth filter (32) is arranged in the protective shell (1);
the front ends of the air inlet fan (21) and the air exhaust fan (31) are respectively provided with an air guide pipe (7), the shells of the air inlet fan (21) and the air exhaust fan (31) are respectively provided with an external thread, the inner wall of one end of the air guide pipe (7) is provided with a matched internal thread, and the air inlet fan (21) and the air exhaust fan (31) are respectively detachably connected with the air guide pipe (7) in a thread matching way;
the outer rings of the air inlet fan (21), the first filter (22), the second filter (23) and the third filter (24) are longitudinally provided with a plurality of first threaded holes which are uniformly distributed, and the air inlet fan (21), the first filter (22), the second filter (23) and the third filter (24) are detachably connected through first screws (5) which are matched in sequence;
the outer lane of air discharge fan (31) and fourth filter (32) all vertically is equipped with a plurality of evenly distributed's second screw hole, air discharge fan (31) and fourth filter (32) can dismantle the connection through matched with second screw (6).
2. A ventilator according to claim 1 for an infectious ward, wherein: the number of the first threaded holes and the number of the second threaded holes are four.
3. A ventilator according to claim 1 for an infectious ward, wherein: the sieve mesh size of the third filter (24) is larger than that of the second filter (23), the sieve mesh size of the second filter (23) is larger than that of the first filter (22), and the sieve mesh size of the first filter (22) is larger than that of the fourth filter (32).
4. A ventilator according to claim 1 for an infectious ward, wherein: the length dimension of the first screw (5) and the length dimension of the second screw (6) are both larger than the width dimension of the protective shell (1).
5. A ventilator according to claim 1 for an infectious ward, wherein: the other ends of the two air ducts (7) face opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022187069.3U CN213119401U (en) | 2020-09-29 | 2020-09-29 | Air regenerating device for sickroom of infectious department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022187069.3U CN213119401U (en) | 2020-09-29 | 2020-09-29 | Air regenerating device for sickroom of infectious department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213119401U true CN213119401U (en) | 2021-05-04 |
Family
ID=75665417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022187069.3U Expired - Fee Related CN213119401U (en) | 2020-09-29 | 2020-09-29 | Air regenerating device for sickroom of infectious department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213119401U (en) |
-
2020
- 2020-09-29 CN CN202022187069.3U patent/CN213119401U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 Termination date: 20210929 |