CN113357734A - Air disinfection and purification device for hospital - Google Patents
Air disinfection and purification device for hospital Download PDFInfo
- Publication number
- CN113357734A CN113357734A CN202110649086.0A CN202110649086A CN113357734A CN 113357734 A CN113357734 A CN 113357734A CN 202110649086 A CN202110649086 A CN 202110649086A CN 113357734 A CN113357734 A CN 113357734A
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- Prior art keywords
- air
- cylindrical shell
- air outlet
- air inlet
- pipe
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- 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.)
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 17
- 238000000746 purification Methods 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 13
- 230000001954 sterilising effect Effects 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000000249 desinfective effect Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 description 6
- 241000700605 Viruses Species 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 6
- 239000000645 desinfectant Substances 0.000 description 4
- 238000004887 air purification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 241000711573 Coronaviridae Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
- F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention relates to an air disinfection and purification device for hospitals, which comprises an air inlet pipe, a primary air filter, a compressor, a connecting pipe, a secondary air filter, an air outlet pipe, a cylindrical shell, an ultraviolet lamp pipe assembly and a controller, wherein the connecting pipe and the air outlet pipe are arranged in a tangent manner with the peripheral wall surface of the cylindrical shell; in addition, the whole process of external air from the outlet duct inflow to flowing from the intake pipe, passes through one-level air purifier and second grade air purifier in proper order, and through the two-stage purification, dust particle in the external air can thoroughly be blockked to it is clean and free of impurity to guarantee exhaust air in the outlet duct.
Description
Technical Field
The invention relates to the field of air sterilization and disinfection devices, in particular to an air sterilization and purification device for hospitals, which is used in places such as subways, isolation wards and the like needing to sterilize air during the infection of new coronavirus at present.
Background
In hospitals, especially infectious disease hospitals, bacteria and viruses are usually contained in the air, and if the bacteria and viruses are allowed to float and spread, the bacteria and viruses can infect more healthy people.
In order to eliminate bacteria and viruses in air of hospitals, the hospitals usually adopt regular spraying of disinfectant or high-temperature air purification devices, but the disinfection of the disinfectant needs regular spraying without dead angles, and meanwhile, the disinfectant can be continuously consumed, so that the investment is high, and the disinfectant can generate pungent smell when being sprayed in the hospitals; and moreover, the high-temperature air purification device needs to consume a large amount of electric energy to maintain high-temperature sterilization in the operation process of the device, and the device can play a good role in disinfection and sterilization, but consumes excessive energy and is not beneficial to large-area popularization.
Therefore, the technical problem to be solved by those skilled in the art is how to provide an air purification device with low investment and low energy consumption, which can rapidly kill bacteria and viruses.
Disclosure of Invention
The invention provides an air disinfection and purification device for a hospital, which solves the technical problems of high investment and high energy consumption of the hospital disinfection and purification device.
The technical scheme for solving the technical problems is as follows: an air sterilizing and purifying device for hospitals comprises an air inlet pipe, a primary air filter, a compressor, a connecting pipe, a secondary air filter, an air outlet pipe, a cylindrical shell, an ultraviolet lamp pipe assembly and a controller,
the air outlet of the air inlet pipe is communicated with the air inlet of the primary air filter; the air outlet of the first-stage air filter is communicated with the air inlet of the compressor; the air outlet of the compressor is communicated with the air inlet of the connecting pipe; the secondary air filter is communicated with the connecting pipe;
the connecting pipe and the air outlet pipe are arranged in a tangent manner with the peripheral wall surface of the cylindrical shell, the upper side wall of the cylindrical shell is provided with a tangential air inlet, and the lower side wall of the cylindrical shell is provided with a tangential air outlet; the air outlet of the connecting pipe is communicated with the tangential air inlet on the upper side wall of the cylindrical shell; the air inlet of the air outlet pipe is communicated with the tangential air outlet on the lower side wall of the cylindrical shell;
the ultraviolet lamp tube assembly is arranged along the central axis of the cylindrical shell, and the top end and the bottom end of the ultraviolet lamp tube assembly are respectively fixed with the inner top surface and the inner bottom surface of the cylindrical shell; the controller is electrically connected with the compressor and the ultraviolet lamp tube assembly respectively.
The invention has the beneficial effects that: the connecting pipe and the air outlet pipe are arranged in a tangent mode with the peripheral wall surface of the cylindrical shell, after the pressure of the external air is greatly increased through the compressor, the external air enters the cylindrical shell from the air inlet of the tangential air inlet in the upper side wall of the cylindrical shell through the air inlet pipe and the connecting pipe and forms rotational flow around the ultraviolet lamp pipe in the cylindrical shell to flow orderly, the design structure can effectively prolong the retention time of the external air in the cylindrical shell, and the ultraviolet lamp pipe assembly can conveniently irradiate ultraviolet rays to efficiently kill bacteria and viruses; in addition, the whole process of external air from the outlet duct inflow to flowing from the intake pipe, passes through one-level air purifier and second grade air purifier in proper order, and through the two-stage purification, dust particle in the external air can thoroughly be blockked to it is clean and free of impurity to guarantee exhaust air in the outlet duct.
On the basis of the technical scheme, the invention can be further improved as follows.
Furthermore, the cylindrical shell is made of metal, the inner side wall surface of the cylindrical shell is a smooth reflector surface, and the reflector surface is arranged in a wavy mode along the axis direction.
The beneficial effect of adopting the further scheme is that: the cylinder shell inner wall face is glossy speculum face, and speculum face arranges along axis direction wave, and speculum face can effectively reflect the ultraviolet ray, not only can strengthen the sterile effect of ultraviolet sterilization, can also effectively prevent that the ultraviolet ray from leaking and causing the harm to the human body.
Further, the top surface and the bottom surface of the cylindrical shell can be respectively provided with a wire passing hole; the ultraviolet lamp tube component comprises an ultraviolet lamp tube and two lamp holders; the two lamp holders are respectively fixed in the middle of the inner top surface and the middle of the inner bottom surface of the cylindrical shell and are electrically connected with the controller through a power line passing through the wire passing hole; the ultraviolet lamp tube is arranged along the central axis of the cylindrical shell, and two ends of the ultraviolet lamp tube are respectively and electrically installed on the two lamp holders.
Further, the primary air filter can comprise a first shell and a primary filter material, wherein an air inlet of the first shell is communicated with an air outlet of the air inlet pipe, and an air outlet of the first shell is communicated with an air inlet of the compressor; the first-stage filter material is arranged in the first shell and is a metal wire mesh or a nylon mesh.
The beneficial effect of adopting the further scheme is that: the primary air filter can improve the purification efficiency of the secondary purifier, and can prevent external dust particles from entering the compressor, so that the service life of the compressor is prolonged.
Further, the secondary air filter can comprise a second shell and a secondary filter material, wherein an air inlet of the second shell is communicated with an air outlet of the connecting pipe, and an air outlet of the second shell is communicated with an air inlet on the upper side wall of the cylindrical shell; the second-stage filter material is arranged in the second shell and is glass fiber filter paper or a polyethylene foam plastic filter screen.
The beneficial effect of adopting the further scheme is that: the secondary air filter can block more tiny dust particles, and the air discharged by the device is ensured to be fresh and free of impurities.
Furthermore, the air suction pressure of the compressor can be 0.1MPa to 0.6MPa, the exhaust pressure can be 1MPa to 2.5MPa, and the treatment capacity of the device can be large through the compression action of the compressor.
Further, the air outlet of the air outlet pipe and the air inlet of the air outlet pipe can be vertically arranged.
The beneficial effect of adopting the further scheme is that: the air outlet of the air outlet pipe is perpendicular to the air inlet, and ultraviolet rays scattered to the air outlet of the air outlet pipe cannot be discharged out of the device through the air outlet, so that the ultraviolet rays are prevented from leaking and injuring a human body.
Drawings
FIG. 1 is a schematic structural diagram of an air sterilization and purification device for hospitals according to the present invention;
fig. 2 is a schematic top view of an air sterilization and purification device for hospitals according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. air inlet pipe, 2, first-level air cleaner, 3, compressor, 4, connecting pipe, 5, second grade air cleaner, 6, cylinder shell, 61, cross the line hole, 7, outlet duct, 8, ultraviolet lamp tube subassembly, 81, ultraviolet lamp pipe, 82, lamp stand, 9, controller.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, an air sterilizing and purifying device for hospitals comprises an air inlet pipe 1, a primary air filter 2, a compressor 3, a connecting pipe 4, a secondary air filter 5, an air outlet pipe 7, a cylindrical shell 6, an ultraviolet lamp pipe assembly 8 and a controller 9,
the air outlet of the air inlet pipe 1 is communicated with the air inlet of the primary air filter 2; the air outlet of the primary air filter 2 is communicated with the air inlet of the compressor 3; the air outlet of the compressor 3 is communicated with the air inlet of the connecting pipe 4; the secondary air filter 5 is communicated with the connecting pipe 4;
the connecting pipe 4 and the air outlet pipe 7 are both arranged in a tangent way with the peripheral wall surface of the cylindrical shell 6, the upper side wall of the cylindrical shell 6 is provided with a tangential air inlet, and the lower side wall of the cylindrical shell 6 is provided with a tangential air outlet; the air outlet of the connecting pipe 4 is communicated with the tangential air inlet on the upper side wall of the cylindrical shell 6; the air inlet of the air outlet pipe 7 is communicated with the tangential air outlet on the lower side wall of the cylindrical shell 6;
the ultraviolet lamp tube assembly 8 is arranged along the central axis of the cylindrical shell 6, and the top end and the bottom end of the ultraviolet lamp tube assembly are respectively fixed with the inner top surface and the inner bottom surface of the cylindrical shell 6; the controller 9 is electrically connected to the compressor 3 and the ultraviolet lamp tube assembly 8, respectively.
In some embodiments, the cylindrical shell 6 may be made of metal, and the inner wall surface thereof is a smooth reflecting mirror surface, the reflecting mirror surface is arranged in a wave manner along the axis direction, the reflecting mirror surface can effectively reflect ultraviolet rays, not only can the ultraviolet sterilization and disinfection effect be enhanced, but also the damage to the human body caused by the leakage of ultraviolet rays can be effectively prevented.
In some embodiments, the top surface and the bottom surface of the cylindrical shell 6 are respectively provided with a wire passing hole 61; the ultraviolet lamp tube assembly 8 includes an ultraviolet lamp tube 81 and two lamp sockets 82; the two lamp holders 82 are respectively fixed in the middle of the inner top surface and the middle of the inner bottom surface of the cylindrical shell 6, and pass through the wire passing hole 61 through a power line to be electrically connected with the controller 9; the ultraviolet lamp 81 is disposed along the central axis of the cylindrical shell 6 and has two ends electrically mounted on the two lamp holders 82, respectively.
In some embodiments, the primary air filter 2 includes a first housing and a primary filter material, an air inlet of the first housing is communicated with an air outlet of the air inlet pipe 1, and an air outlet of the first housing is communicated with an air inlet of the compressor 3; the one-level filter material is installed inside first casing, and the one-level filter material is wire mesh or nylon wire, and one-level air cleaner can improve the purification efficiency of secondary clarifier, also can prevent simultaneously that external dust particle from getting into compressor 3, improves compressor 3 life.
In some embodiments, the secondary air filter 5 comprises a second casing and a secondary filter material, the air inlet of the second casing is communicated with the air outlet of the connecting pipe 4, and the air outlet of the second casing is communicated with the air inlet of the upper side wall of the cylindrical shell 6; the second grade filter material is installed inside the second shell and is glass fiber filter paper or a polyethylene foam plastic filter screen, and the second grade air filter 5 can block more tiny dust particles, so that the air discharged by the device is fresh and free of impurities.
In some embodiments, the suction pressure of the compressor 3 is 0.1MPa to 0.6MPa, and the discharge pressure is 1MPa to 2.5 MPa.
In some embodiments, the air outlet of the air outlet pipe 7 is perpendicular to the air inlet of the air outlet pipe 7, and ultraviolet rays scattered to the air outlet of the air outlet pipe cannot be discharged out of the device through the air outlet, so that the ultraviolet rays are prevented from leaking and injuring human bodies.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An air disinfection and purification device for hospitals is characterized by comprising an air inlet pipe (1), a primary air filter (2), a compressor (3), a connecting pipe (4), a secondary air filter (5), an air outlet pipe (7), a cylindrical shell (6), an ultraviolet lamp pipe component (8) and a controller (9),
the air outlet of the air inlet pipe (1) is communicated with the air inlet of the primary air filter (2); the air outlet of the primary air filter (2) is communicated with the air inlet of the compressor (3); the air outlet of the compressor (3) is communicated with the air inlet of the connecting pipe (4); the secondary air filter (5) is communicated with the connecting pipe (4);
the connecting pipe (4) and the air outlet pipe (7) are arranged in a tangent manner with the peripheral wall surface of the cylindrical shell (6), the upper side wall of the cylindrical shell (6) is provided with a tangential air inlet, and the lower side wall of the cylindrical shell is provided with a tangential air outlet; the air outlet of the connecting pipe (4) is communicated with the tangential air inlet on the upper side wall of the cylindrical shell (6); the air inlet of the air outlet pipe (7) is communicated with the tangential air outlet of the lower side wall of the cylindrical shell (6);
the ultraviolet lamp tube assembly (8) is arranged along the central axis of the cylindrical shell (6), and the top end and the bottom end of the ultraviolet lamp tube assembly are respectively fixed with the inner top surface and the inner bottom surface of the cylindrical shell (6); the controller (9) is electrically connected with the compressor (3) and the ultraviolet lamp tube assembly (8) respectively.
2. The air disinfecting and purifying device for hospital as claimed in claim 1, characterized in that said cylindrical shell (6) is made of metal, and its inner side wall surface is a smooth reflecting mirror surface, said reflecting mirror surface is wave-arranged along the axial direction.
3. The air sterilizing and purifying device for hospitals according to the claim 1, characterized in that the top surface and the bottom surface of the cylindrical shell (6) are respectively provided with a wire through hole (61); the ultraviolet lamp tube assembly (8) comprises an ultraviolet lamp tube (81) and two lamp holders (82); the two lamp holders (82) are respectively fixed in the middle of the inner top surface and the middle of the inner bottom surface of the cylindrical shell (6), and pass through the wire passing hole (61) through a power line to be electrically connected with the controller (9); the ultraviolet lamp tubes (81) are arranged along the central axis of the cylindrical shell (6), and two ends of each ultraviolet lamp tube are respectively and electrically installed on the two lamp holders (82).
4. An air sterilizing and purifying device for hospitals according to the claim 1, characterized in that the primary air filter (2) comprises a first shell and a primary filter material, the air inlet of the first shell is communicated with the air outlet of the air inlet pipe (1), the air outlet of the first shell is communicated with the air inlet of the compressor (3); the first-stage filter material is arranged inside the first shell and is a metal wire mesh or a nylon mesh.
5. An air sterilizing and purifying device for hospitals according to the claim 1, characterized in that the secondary air filter (5) comprises a second shell and a secondary filter material, the air inlet of the second shell is communicated with the air outlet of the connecting pipe (4), the air outlet of the second shell is communicated with the air inlet of the upper side wall of the cylindrical shell (6); the second-stage filter material is arranged in the second shell and is glass fiber filter paper or a polyethylene foam plastic filter screen.
6. The air sterilization and purification device for hospitals according to claim 1, characterized in that the suction pressure of the compressor (3) is 0.1-0.6 MPa, and the exhaust pressure is 1-2.5 MPa.
7. An air sterilizing and purifying device for hospital according to claim 1 characterized in that the outlet of the air outlet tube (7) is arranged perpendicular to the inlet of the air outlet tube (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110649086.0A CN113357734A (en) | 2021-06-10 | 2021-06-10 | Air disinfection and purification device for hospital |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110649086.0A CN113357734A (en) | 2021-06-10 | 2021-06-10 | Air disinfection and purification device for hospital |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113357734A true CN113357734A (en) | 2021-09-07 |
Family
ID=77533688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110649086.0A Pending CN113357734A (en) | 2021-06-10 | 2021-06-10 | Air disinfection and purification device for hospital |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113357734A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013903A (en) * | 2022-06-01 | 2022-09-06 | 广州市疾病预防控制中心(广州市卫生检验中心、广州市食品安全风险监测与评估中心、广州医科大学公共卫生研究院) | A gaseous negative pressure disinfection filter equipment of desk-top for nucleic acid sampling |
-
2021
- 2021-06-10 CN CN202110649086.0A patent/CN113357734A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013903A (en) * | 2022-06-01 | 2022-09-06 | 广州市疾病预防控制中心(广州市卫生检验中心、广州市食品安全风险监测与评估中心、广州医科大学公共卫生研究院) | A gaseous negative pressure disinfection filter equipment of desk-top for nucleic acid sampling |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210907 |