CN212457296U - Air purification device for negative pressure isolation ward - Google Patents
Air purification device for negative pressure isolation ward Download PDFInfo
- Publication number
- CN212457296U CN212457296U CN202020678051.0U CN202020678051U CN212457296U CN 212457296 U CN212457296 U CN 212457296U CN 202020678051 U CN202020678051 U CN 202020678051U CN 212457296 U CN212457296 U CN 212457296U
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- CN
- China
- Prior art keywords
- filter screen
- exhaust pipe
- negative pressure
- side plate
- air purification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000004887 air purification Methods 0.000 title claims abstract description 22
- 238000002955 isolation Methods 0.000 title claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims 3
- 230000035939 shock Effects 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 244000000010 microbial pathogen Species 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses an air purification device for ward is kept apart to negative pressure, including the exhaust pipe, the main wind channel in the ward is kept apart with the negative pressure in the exhaust pipe upper end is connected, and from the bottom up is equipped with filter screen subassembly, exhaust fan and plasma sterilizer in proper order in the exhaust pipe, the filter screen subassembly includes that the box is placed to the filter screen, primary filter screen, active carbon filter screen, ESP composite filter screen and HEPA high-efficient filter screen, the box oral area and the exhaust pipe lower extreme threaded connection of box are placed to the filter screen, HEPA high-efficient filter screen, ESP composite filter screen, active carbon filter screen and primary filter screen stack the inside of placing the box at the filter screen in proper order from inside to outside. Compared with the prior art, the method has the advantages that: the utility model discloses be equipped with multichannel filtration purification disinfection flow, guaranteed the thorough of air purification disinfection, and filter screen subassembly and plasma sterilizer are detachable construction, guaranteed that this device can be lasting good for a long time to the purification and disinfection effect of the air in the negative pressure ward.
Description
Technical Field
The utility model relates to an air purification technical field in the ward is kept apart to negative pressure specifically indicates an air purification device is used in ward is kept apart to negative pressure.
Background
The negative pressure ward refers to a ward in which the air pressure inside the ward is lower than the air pressure outside the ward. Its function mainly has two points: firstly, pathogenic microorganisms are isolated by utilizing a negative pressure principle, and meanwhile, air polluted by a patient in a room is discharged after being specially treated, so that the environment is not polluted; secondly, through ventilation and reasonable airflow organization, the concentration of pathogenic microorganisms in a ward is diluted, medical staff are in a favorable wind direction section, and air purification is always a necessary topic of a negative pressure isolation ward.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above technical difficulty, provide one kind can carry out the air purification device for ward is kept apart to negative pressure that long-time, lasting purifying effect is good to the air in the negative pressure ward.
In order to solve the technical problem, the utility model provides a technical scheme does: an air purification device for a negative pressure isolation ward comprises an exhaust pipe, wherein the upper end of the exhaust pipe is connected with a main air duct in the negative pressure isolation ward, a filter screen assembly, an exhaust fan and a plasma sterilizer are sequentially arranged in the exhaust pipe from bottom to top, the filter screen assembly comprises a filter screen placing box, a primary filter screen, an active carbon filter screen, an ESP composite filter screen and an HEPA high-efficiency filter screen, the box opening part of the filter screen placing box is in threaded connection with the lower end of the exhaust pipe, a plurality of air holes are formed in the filter screen placing box, the HEPA high-efficiency filter screen, the ESP composite filter screen, the active carbon filter screen and the primary filter screen are sequentially stacked in the filter screen placing box from inside to outside, the plasma sterilizer is fixed on the inner side of the exhaust pipe through a fixing assembly, the fixing assembly comprises a fixing base, two movable plates and a mounting base, the fixing base is fixed on the inner wall of the exhaust pipe, sliding connection between fly leaf and unable adjustment base's the front and back both sides board, the opposite side of two fly leaves is equipped with the chamfer respectively, the mount pad is fixed to be set up on plasma sterilizer, and the mount pad is located unable adjustment base, and the chamfer groove has been seted up respectively to the position that corresponds the fly leaf on the mount pad, the chamfer end and the chamfer groove joint cooperation of fly leaf, the fixed spacing separation blade that is equipped with in fly leaf right side middle part, spacing separation blade is located between unable adjustment base's the upper and lower both sides board, two spacing separation blades respectively with pass through spring coupling between unable adjustment base's the upper and lower both sides board, the exhaust pipe left side corresponds the position of plasma sterilizer and is equipped with the sealing door.
As an improvement, the front side plate and the rear side plate of the fixed base are respectively provided with a limiting groove, the front side plate and the rear side plate of the plasma sterilizer are respectively positioned in the limiting grooves, and the installation and the fixation of the installation seat are firmer.
As an improvement, the movable plate is provided with dovetail sliding grooves, dovetail sliding rails are arranged on the front side plate and the rear side plate of the fixed base at positions corresponding to the dovetail sliding grooves, the dovetail sliding rails are matched with the dovetail sliding grooves, and the dovetail sliding rails are only in a sliding connection mode.
As an improvement, pull rings are fixedly arranged on the back sides of the two movable plates, so that the movable plates can be conveniently pulled.
As an improvement, the exhaust fan is fixed on the inner wall of the exhaust pipe, and a damping rubber pad is arranged at the joint of the exhaust fan and the inner wall of the exhaust pipe, so that the damping rubber pad plays a role in damping and reducing noise.
As the improvement, be connected fixedly through the hasp between sealing door and the exhaust pipe, it is simple convenient.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses be equipped with multichannel filtration purification disinfection flow, guaranteed thoroughly to air purification disinfection, and filter screen subassembly and plasma sterilizer are detachable construction and dismantle convenient and fast, guaranteed that this device can be good for a long time lasting to the purification disinfection effect of the air in the negative pressure ward, and plasma sterilizer can be very convenient carry out periodic check.
Drawings
Fig. 1 is a schematic structural view of the air purification device for the negative pressure isolation ward of the present invention.
Fig. 2 is the structure diagram of the side view direction of the fixing component of the air purification device for the negative pressure isolation ward of the utility model.
Fig. 3 is an enlarged view of a of the air purification device for the negative pressure isolation ward of the present invention.
Fig. 4 is the utility model discloses a box is placed to negative pressure isolation ward air purification device's filter screen structural schematic diagram.
As shown in the figure: 1. exhaust pipe, 2, filter screen subassembly, 3, the exhaust fan, 4, plasma sterilizer, 5, the box is placed to the filter screen, 6, elementary filter screen, 7, elementary filter screen, 8, ESP composite filter screen, 9, the high-efficient filter screen of HEPA, 10, the bleeder vent, 11, fixed subassembly, 12, unable adjustment base, 13, the fly leaf, 14, the mount pad, 15, the chamfer, 16, the chamfer groove, 17, spacing separation blade, 18, the spring, 19, sealing door, 20, the shock-absorbing rubber pad, 21, forked tail spout, 22, the forked tail slide rail, 23, the pull ring, 24, spacing groove.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
The present invention will be described in further detail with reference to the accompanying drawings.
An air purification device for a negative pressure isolation ward comprises an exhaust pipe 1, wherein the upper end of the exhaust pipe 1 is connected with a main air duct in the negative pressure isolation ward, a filter screen component 2, an exhaust fan 3 and a plasma sterilizer 4 are sequentially arranged in the exhaust pipe 1 from bottom to top, the filter screen component 2 comprises a filter screen placing box 5, a primary filter screen 6, an active carbon filter screen 7, an ESP composite filter screen 8 and an HEPA high-efficiency filter screen 9, the filter screen placing box 5, the primary filter screen 6, the active carbon filter screen 7, the ESP composite filter screen 8 and the HEPA high-efficiency filter screen 9 are all the prior art and are all articles which can be purchased in the market, the box mouth part of the filter screen placing box 5 is in threaded connection with the lower end of the exhaust pipe 1, the disassembly is convenient, a plurality of air vents 10 are arranged on the filter screen placing box 5, and the air vents 10 can be discharged more uniformly through the air vents 10 in the, the phenomenon that air at a dead corner is difficult to circulate is avoided, the HEPA high-efficiency filter screen 9, the ESP composite filter screen 8, the activated carbon filter screen 7 and the primary filter screen 6 are sequentially stacked inside the filter screen placing box 5 from inside to outside, the plasma sterilizer 4 is fixed on the inner side of the exhaust pipe 1 through the fixing component 11, the fixing component 11 comprises a fixing base 12, two movable plates 13 and a mounting seat 14, the fixing base 12 is fixed on the inner wall of the exhaust pipe 1, the two movable plates 13 are respectively positioned on the inner side of the fixing base 12, the movable plates 13 are in sliding connection with the front side plate and the rear side plate of the fixing base 12, chamfers 15 are respectively arranged on the opposite sides of the two movable plates 13, the purpose of arranging the chamfers 15 is that the mounting seat 14 is pressed towards the inner side of the fixing base 12 by force, the mounting seat 14 can be installed in the fixing base 12, the mounting seat 14 is fixedly arranged, the mount pad 14 is located in unable adjustment base 12, and chamfer groove 16 has been seted up respectively to the position that corresponds fly leaf 13 on the mount pad 14, the chamfer end and the cooperation of chamfer groove 16 joint of fly leaf 13, and the fixed spacing separation blade 17 that is equipped with in fly leaf 13 right side middle part, spacing separation blade 17 is located between the upper and lower both sides board of unable adjustment base 12, two spacing separation blades 17 respectively with be connected through spring 18 between the upper and lower both sides board of unable adjustment base 12, the position that corresponds plasma sterilizer 4 in exhaust pipe 1 left side is equipped with sealing door 19, it is fixed to be connected through the hasp between sealing door 19 and the exhaust pipe 1, guarantees that the junction is sealed good, on exhaust fan 3 is fixed in exhaust pipe 1 inner wall, the junction of exhaust fan 3 and exhaust pipe 1 inner wall is equipped with rubber cushion pad 20.
Limiting grooves 24 are respectively formed in the front side plate and the rear side plate of the fixed base 12, and the front side plate and the rear side plate of the plasma sterilizer 4 are respectively located in the limiting grooves 24. In order to make the installation and fixation of the installation seat 14 more firm, the movable plate 13 is provided with a dovetail sliding groove 21, dovetail slide rails 22 are arranged at positions corresponding to the dovetail sliding grooves 21 on the front side plate and the rear side plate of the fixed base 12, and the dovetail slide rails 22 are matched with the dovetail sliding grooves 21. Pull rings 23 are fixedly arranged on the back sides of the two movable plates 13.
The utility model discloses when concrete implementation, under exhaust fan 3's effect, in the negative pressure ward separate indoor air by the suction exhaust pipe 1 to with this through primary filter screen 6 in the filter screen subassembly 2, active carbon filter screen 7, ESP composite filter screen 8 and HEPA high-efficient filter screen 9 and plasma sterilizer 4, thoroughly purify the disinfection to the indoor air of negative pressure ward isolation, the air after the disinfection is discharged outside the ward along the main wind channel in the negative pressure ward. Twist off the filter screen and place box 5 and can wholly change filter screen subassembly 2, regularly change filter screen subassembly 2 and guarantee that it is best all the time to indoor air purification effect. The sealing door 19 is opened periodically to check whether the working state of the plasma sterilizer 4 is good or not, and the plasma sterilizer is replaced in time if a fault occurs. The plasma sterilizer 4 is disassembled by grasping the pull ring 23 with both hands and pulling it upward and downward until the chamfered end of the movable plate 13 is separated from the chamfered groove 16, and then taking out the plasma sterilizer 4 directly.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides an air purification device for negative pressure isolation ward, includes exhaust pipe (1), its characterized in that: the upper end of the exhaust pipe (1) is connected with a main air duct in a negative pressure isolation ward, a filter screen component (2), an exhaust fan (3) and a plasma sterilizer (4) are sequentially arranged in the exhaust pipe (1) from bottom to top, the filter screen component (2) comprises a filter screen placing box (5), a primary filter screen (6), an active carbon filter screen (7), an ESP composite filter screen (8) and an HEPA high-efficiency filter screen (9), the box opening part of the filter screen placing box (5) is in threaded connection with the lower end of the exhaust pipe (1), the filter screen placing box (5) is provided with a plurality of air holes (10), the HEPA high-efficiency filter screen (9), the ESP composite filter screen (8), the active carbon filter screen (7) and the primary filter screen (6) are sequentially stacked in the filter screen placing box (5) from inside to outside, the plasma sterilizer (4) is fixed in the inner side of the exhaust pipe (1) through a fixing component (11, the fixed component (11) comprises a fixed base (12), two movable plates (13) and a mounting seat (14), the fixed base (12) is fixed on the inner wall of the exhaust pipe (1), the number of the movable plates (13) is two, the movable plates are located on the inner side of the fixed base (12), the movable plates (13) are connected with the front and rear side plates of the fixed base (12) in a sliding mode, chamfers (15) are arranged on the opposite sides of the two movable plates (13) respectively, the mounting seat (14) is fixedly arranged on the plasma sterilizer (4), the mounting seat (14) is located in the fixed base (12), chamfer grooves (16) are formed in the positions, corresponding to the movable plates (13), of the mounting seat (14), the chamfer ends of the movable plates (13) are in clamping fit with the chamfer grooves (16), limiting blocking pieces (17) are fixedly arranged in the middle of the right sides of the movable plates (13), and the limiting blocking pieces (17) are located between the upper side plate and the lower side plate, two limiting blocking pieces (17) are respectively connected with the upper side plate and the lower side plate of the fixed base (12) through springs (18), and a sealing door (19) is arranged at the position, corresponding to the plasma sterilizer (4), of the left side of the exhaust pipe (1).
2. The air purification device for the negative pressure isolation ward as claimed in claim 1, wherein: limiting grooves (24) are formed in the front side plate and the rear side plate of the fixed base (12) respectively, and the front side plate and the rear side plate of the plasma sterilizer (4) are located in the limiting grooves (24) respectively.
3. The air purification device for the negative pressure isolation ward as claimed in claim 1, wherein: the dovetail sliding grooves (21) are formed in the movable plate (13), dovetail sliding rails (22) are arranged on the front side plate and the rear side plate of the fixed base (12) corresponding to the dovetail sliding grooves (21), and the dovetail sliding rails (22) are matched with the dovetail sliding grooves (21).
4. The air purification device for the negative pressure isolation ward as claimed in claim 1, wherein: and pull rings (23) are fixedly arranged on the back sides of the two movable plates (13).
5. The air purification device for the negative pressure isolation ward as claimed in claim 1, wherein: exhaust fan (3) are fixed in on exhaust pipe (1) inner wall, and exhaust fan (3) and the junction of exhaust pipe (1) inner wall are equipped with rubber gasket (20) of shock attenuation.
6. The air purification device for the negative pressure isolation ward as claimed in claim 1, wherein: the sealing door (19) and the exhaust pipe (1) are fixedly connected through a lock catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020678051.0U CN212457296U (en) | 2020-04-28 | 2020-04-28 | Air purification device for negative pressure isolation ward |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020678051.0U CN212457296U (en) | 2020-04-28 | 2020-04-28 | Air purification device for negative pressure isolation ward |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212457296U true CN212457296U (en) | 2021-02-02 |
Family
ID=74467718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020678051.0U Expired - Fee Related CN212457296U (en) | 2020-04-28 | 2020-04-28 | Air purification device for negative pressure isolation ward |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212457296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115227858A (en) * | 2021-04-23 | 2022-10-25 | 宁波雪路登智能科技有限公司 | Negative pressure plasma sterilizer convenient to install and support for bathroom |
-
2020
- 2020-04-28 CN CN202020678051.0U patent/CN212457296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115227858A (en) * | 2021-04-23 | 2022-10-25 | 宁波雪路登智能科技有限公司 | Negative pressure plasma sterilizer convenient to install and support for bathroom |
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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 |
Granted publication date: 20210202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |