CN107676918B - Prevent medical personnel's air curtain protector of mutual infection - Google Patents
Prevent medical personnel's air curtain protector of mutual infection Download PDFInfo
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- CN107676918B CN107676918B CN201710841004.6A CN201710841004A CN107676918B CN 107676918 B CN107676918 B CN 107676918B CN 201710841004 A CN201710841004 A CN 201710841004A CN 107676918 B CN107676918 B CN 107676918B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F9/00—Use of air currents for screening, e.g. air curtains
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- 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
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- 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
- F24F13/24—Means for preventing or suppressing noise
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- 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
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- 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
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- 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
- F24F8/192—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 by electrical means, e.g. by applying electrostatic fields or high voltages
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- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F9/00—Use of air currents for screening, e.g. air curtains
- F24F2009/002—Room dividers
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- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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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 a wind curtain anti-cross infection device for medical care personnel, which comprises a bar-shaped wind port, a pipeline and a purification device (6); the purification device (6) is sequentially provided with a coarse filter screen (7), a fan (8), an active carbon filter screen (10), an ultraviolet germicidal lamp (11), a nano titanium dioxide photocatalyst screen (13), a HEPA filter screen (14) and a silencer (15) along the airflow direction; the pipeline adopts the liftable sleeve pipe in bar wind gap department, but the liftable sleeve pipe passes through flexible hose with purifier and is connected, can realize the length adjustment of wind gap altitude mixture control and pipeline. The invention arranges an L-shaped air curtain between the patient and the medical care personnel, which can effectively isolate the bacteria and viruses exhaled by the patient and can remove the bacteria and viruses exhaled by the patient and carry out sterilization and disinfection treatment at once. The purification device is arranged below the examination table through the damping isolation device, and vibration and noise generated by the operation of the fan are reduced.
Description
Technical Field
The invention relates to a protection device for protecting medical staff from being infected by bacteria or viruses carried by a patient, in particular to a disinfection and isolation device for preventing the medical staff from being infected by cross infection aiming at a respiratory department consulting room. Relates to the technical field of air purification equipment.
Background
A great deal of media report that a plurality of places in the world are deeply invaded by infectious viruses, such as SARS, ebola, H1N1 influenza A virus and the like every year, and the large-area spread of the infectious viruses can cause people to panic, so that the prevention and control of the respiratory infectious diseases are important problems to be solved in recent years. The origin of respiratory infections is mainly patients carrying pathogens of infectious diseases, and the transmission modes of respiratory pathogens are mainly four: direct contact, indirect contact, (short distance) droplet propagation and (short distance and long distance) airborne propagation. According to a review of the literature, short distance transmission is more threatening in air than long distance transmission, and it is therefore of great interest to study pathogen transmission within about 1.5m around the human body. The transmission of pathogens around patients causes medical care personnel to be easily infected by the patients in the hospitalizing process, and a plurality of medical care personnel are infected by the patients and even lost life every year, so that the isolation and protection of the medical care personnel in the department of respiration are very important. How to achieve the obvious effect by only adding one set of isolation device without overall transformation (such as transformation into a negative pressure isolation consulting room or ward) under the existing consulting room condition is a key problem in the prior art.
The Chinese utility model discloses a diagnosis table with a medical staff safety protection device for respiratory diseases (application number: 201520919836.1), which discloses a diagnosis table with a medical staff safety protection device for respiratory diseases, and a table top filtering component for air suction filtration is arranged on the table top of the diagnosis table. This mesa filtering component is at patient and the medical personnel language in-process that exchanges of generating heat, siphons away the saliva that patient's exhalation that generates heat probably carried virus, bacterium to do the disinfection and sterilization at once and handle, prevent that saliva from spreading to medical personnel or giving off can also produce one wind wall in the air of consulting the room simultaneously, play the isolation effect to patient's saliva. The device has the following defects: the existing examination table and chair need to be replaced, the occupied space of the device is large, and the placement of tabletop equipment of the examination table is affected. The device of the invention does not need to replace the existing examination table and chair, can realize the isolation effect and timely treat bacteria and viruses generated by patients by fixing the equipment below and at two ends of the tabletop of the examination table, does not occupy too much space, and is simple and practical.
Disclosure of Invention
The technical problem is as follows: the invention aims to provide a medical staff air curtain protection device for preventing cross infection, which is protection equipment for protecting medical staff from being infected by bacteria or viruses carried by patients, and the health of the medical staff is protected by an isolation air curtain generated by the device.
The technical scheme is as follows: the invention relates to a medical staff air curtain protection device for preventing cross infection, which comprises a strip-shaped air port, a pipeline and a purification device; the purification device is sequentially provided with a coarse filter screen, a fan, an active carbon filter screen, an ultraviolet germicidal lamp, a nano titanium dioxide photocatalyst screen, an HEPA filter screen and a silencer along the airflow direction; the purification device is provided with two air outlets which are respectively connected with a second air pipe and a third air pipe through a first flexible hose and a second flexible hose; the air outlet end of the second air pipe is connected with a second lifting sleeve air pipe, and a long-edge strip-shaped air supply outlet is formed in the second lifting sleeve air pipe; the air outlet end of the third air pipe is connected with a third lifting sleeve air pipe, and a short-edge strip-shaped air supply outlet is formed in the third lifting sleeve air pipe; an air inlet of the purification device is connected with a first air pipe through a canvas flexible joint, an air inlet of the first air pipe is connected with a first lifting sleeve air pipe, and long-edge strip-shaped air return ports are respectively arranged on the first lifting sleeve air pipe; short edge strip-shaped air return inlet.
Wherein:
the long-side strip-shaped air return opening and the long-side strip-shaped air supply opening are oppositely arranged, and the long-side strip-shaped air return opening and the long-side strip-shaped air supply opening form the long side of the L-shaped air curtain; the short-edge strip-shaped air return opening and the short-edge strip-shaped air supply opening are oppositely arranged, and the short-edge strip-shaped air return opening and the short-edge strip-shaped air supply opening form a short edge of the L-shaped air curtain; the air curtain formed between the strip-shaped air ports is L-shaped.
The strip wind gap for setting up two supply-air outlets on the device both ends tuber pipe be long limit strip supply-air outlet and minor face strip supply-air outlet, two return air inlets are long limit strip return air inlet and minor face strip return air inlet, and the height in wind gap can be adjusted along with the lift sleeve tuber pipe by oneself.
The inlet and outlet of the purification device are provided with flexible hoses which can be freely pulled up according to the length requirement of the examination table.
The ultraviolet germicidal lamp is an annular lamp tube, and the polishing aluminum film is arranged on the periphery of the ultraviolet germicidal lamp and can reflect light emitted by the ultraviolet germicidal lamp for multiple times.
The ultraviolet germicidal lamp emits ultraviolet rays with dominant wavelength of 254 nm.
The fan is a low-noise frequency conversion centrifugal fan, and the air speed of the fan can be freely adjusted.
The coarse filter screen and the active carbon filter screen can be freely disassembled, washed and replaced.
The lifting sleeve air pipe, the connecting air pipe and the flexible hose are all round air pipes.
Has the advantages that: compared with the prior invention and technology, the invention has the following characteristics:
1. the device can adapt to diagnosis tables of various sizes, the height adjustment of the strip-shaped air port can be realized by lifting the sleeve air pipe, the adjustment of the length of the pipeline can be realized by the flexible hose, and the use is flexible;
2. the device has simple structure, does not need to replace the prior examination table and does not occupy too much table top space of the examination table;
3. the device adopts low noise frequency conversion centrifugal fan and silencer, adopts the rubber shock attenuation piece to weaken the fan vibration in the installation, and the operation is steady quiet, does not influence medical personnel's normal diagnosis and treatment process.
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.
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a top view of the apparatus of the present invention;
FIG. 3 is a schematic view of the installation of the apparatus of the present invention;
FIG. 4 is a diagram illustrating the effect of the present invention;
the figure shows that: first lift sleeve tuber pipe 1.1, second lift sleeve tuber pipe 1.2, third lift sleeve tuber pipe 1.3, long limit bar return air inlet 2.1, minor face bar return air inlet 2.2, long limit bar supply-air outlet 2.3, minor face bar supply-air outlet 2.4, first tuber pipe 3.1, second tuber pipe 3.2, third tuber pipe 3.3, first flexible hose 4.1, second flexible hose 4.2, canvas soft joint 5, purifier 6, coarse efficiency filter screen 7, fan 8, fan motor 9, active carbon filter screen 10, sterilamp 11, polishing aluminium membrane 12, nanometer titanium dioxide photocatalyst net 13, HEPA filter screen 14, silencer 15.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the device of the present invention has a schematic structural view, and the device of the present invention for preventing cross infection of air curtain of medical staff comprises a bar-shaped air port, a pipeline and a purification device 6; the purifying device 6 is sequentially provided with a coarse filter screen 7, a fan 8, an active carbon filter screen 10, an ultraviolet germicidal lamp 11, a nano titanium dioxide photocatalyst screen 13, an HEPA filter screen 14 and a silencer 15 along the airflow direction; the purification device 6 is provided with two air outlets which are respectively connected with a second air pipe 3.2 and a third air pipe 3.3 through a first flexible hose 4.1 and a second flexible hose 4.2; the air outlet end of the second air pipe 3.2 is connected with a second lifting sleeve air pipe 1.2, and a long-edge strip-shaped air supply outlet 2.3 is formed in the second lifting sleeve air pipe 1.2; the air outlet end of the third air pipe 3.3 is connected with a third lifting sleeve air pipe 1.3, and a short-edge strip-shaped air supply outlet 2.4 is formed in the third lifting sleeve air pipe 1.3; an air inlet of the purifying device 6 is connected with a first air pipe 3.1 through a canvas soft joint 5, an air inlet of the first air pipe 3.1 is connected with a first lifting sleeve air pipe 1.1, and long-edge strip-shaped air return ports 2.1 are respectively arranged on the first lifting sleeve air pipe 1.1; short-edge strip-shaped air return inlets 2.2.
As shown in the top view of the device of the invention shown in fig. 2, the ultraviolet germicidal lamp 11 arranged in the purifying device 6 is arranged in a ring shape, and the polished aluminum film 12 is adhered to the periphery of the germicidal lamp in the shell, so that the ultraviolet rays can be reflected for multiple times, and the disinfection and sterilization are effectively realized.
As shown in the installation schematic diagram of the device of the invention shown in figure 3, the purification device 6 is installed below the tabletop of the diagnosis table and is connected below the diagnosis table through angle steel and screw threads, rubber shock absorption sheets are arranged between the purification device 6 and the angle steel for vibration isolation, and the lifting sleeve air pipes provided with strip-shaped air ports are fixed at two ends of the diagnosis table through bolts. Moreover, the device is arranged at one side of the examination table close to the patient, so that bacteria and viruses generated by the patient can be treated immediately, and the isolation effect is effectively realized.
When the device is used, gas is sucked into the liftable sleeve air pipe by the long-edge strip-shaped air return opening 2.1 and the short-edge strip-shaped air return opening 2.2 at the left end of the diagnosis table, enters the purification device 6 through the connecting air pipe 3 below the diagnosis table, enters the purification device 6, is filtered by the coarse filter screen 7, is sucked by the fan 8, is boosted and then is sent to the activated carbon filter screen 10 for primary adsorption. The gas after the primary adsorption is disinfected and sterilized by the irradiation of the annular ultraviolet sterilization 11, and the polished aluminum films 12 arranged around the gas can reflect ultraviolet rays, so that the gas can be sufficiently disinfected and sterilized. The sterilized gas passes through the nano titanium dioxide photocatalyst net 13 and the HEPA filter screen 14 to adsorb and filter the gas, and the inactivated bacteria or viruses are adsorbed and filtered to complete the purification of the gas. The gas after purification is silenced through silencer 15 and is sent out through long limit bar supply-air outlet 2.3 and the minor face bar supply-air outlet 2.4 of the tuber pipe of the right front side of diagnostic table and left rear side respectively through two exports of purifier, and the gas that long limit bar supply-air outlet 2.3 and minor face bar supply-air outlet 2.4 sent out is inhaled by long limit bar return air inlet 2.1 and minor face bar return air inlet 2.2 of the lift sleeve tuber pipe of diagnostic table left front side again to this constantly follows up, forms "L" type air curtain between patient and medical personnel. The gas generated by the patient can be immediately sent to the purification device for continuous sterilization and disinfection treatment due to the rolling and sucking action of the air curtain, so that the safety of indoor medical personnel is ensured.
As shown in the implementation effect diagram of the device in the figure 4, in the process of diagnosis and treatment of medical personnel with patients, the isolation device forms an L-shaped air curtain through the strip air inlets arranged at the two ends of the diagnosis table, wherein the long-side strip air return inlet 2.1 and the long-side strip air supply outlet 2.3 form the long side of the L-shaped air curtain, and the short-side strip air return inlet 2.2 and the short-side strip air supply outlet 2.4 form the short side of the L-shaped air curtain. The flow rate of the air curtain can be adjusted through the rotating speed of the fan, so that the air curtain can prevent a patient from flapping to come out to exhale gas, and toxic and bacteria-containing gas carried by the patient is prevented from infecting medical care personnel.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (8)
1. A wind curtain anti-cross infection device aiming at medical staff is characterized by comprising a bar-shaped wind port, a pipeline and a purification device (6); a coarse filter screen (7), a fan (8), an active carbon filter screen (10), an ultraviolet germicidal lamp (11), a nano titanium dioxide photocatalyst screen (13), a HEPA filter screen (14) and a silencer (15) are sequentially arranged in the purifying device (6) along the air flow direction; the purification device (6) is provided with two air outlets which are respectively connected with a second air pipe (3.2) and a third air pipe (3.3) through a first flexible hose (4.1) and a second flexible hose (4.2); the air outlet end of the second air pipe (3.2) is connected with a second lifting sleeve air pipe (1.2), and a long-edge strip-shaped air supply outlet (2.3) is arranged on the second lifting sleeve air pipe (1.2); the air outlet end of the third air pipe (3.3) is connected with a third lifting sleeve air pipe (1.3), and a short-edge strip-shaped air supply outlet (2.4) is formed in the third lifting sleeve air pipe (1.3); an air inlet of the purification device (6) is connected with a first air pipe (3.1) through a canvas flexible joint (5), an air inlet of the first air pipe (3.1) is connected with a first lifting sleeve air pipe (1.1), and long-edge strip-shaped air return ports (2.1) are respectively arranged on the first lifting sleeve air pipe (1.1); a short-edge strip-shaped air return inlet (2.2);
the long-side strip-shaped air return opening (2.1) and the long-side strip-shaped air supply opening (2.3) are oppositely arranged, and the long-side strip-shaped air return opening (2.1) and the long-side strip-shaped air supply opening (2.3) form the long side of the L-shaped air curtain; the short-edge strip-shaped air return opening (2.2) and the short-edge strip-shaped air supply opening (2.4) are oppositely arranged, and the short-edge strip-shaped air return opening (2.2) and the short-edge strip-shaped air supply opening (2.4) form a short edge of the L-shaped air curtain; the air curtain formed between the strip-shaped air ports is L-shaped.
2. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the strip wind gap for setting up two supply-air outlets on the device both ends tuber pipe long limit strip supply-air outlet (2.3) and minor face strip supply-air outlet (2.4), two return air inlets are long limit strip return air inlet (2.1) and minor face strip return air inlet (2.2), and the height in wind gap can be adjusted along with the lift sleeve tuber pipe is by oneself.
3. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the inlet and outlet of the purification device (6) are provided with flexible hoses which can be freely pulled up according to the length requirement of the examination table.
4. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the ultraviolet germicidal lamp (11) is an annular lamp tube, and polishing aluminum films (12) are arranged on the periphery of the ultraviolet germicidal lamp and can reflect light emitted by the ultraviolet germicidal lamp for multiple times.
5. A window curtain anti-cross infection device for medical personnel according to claim 4, wherein: the ultraviolet germicidal lamp (11) emits ultraviolet rays with the dominant wavelength of 254 nm.
6. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the fan (8) is a low-noise frequency conversion centrifugal fan, and the wind speed of the fan can be freely adjusted.
7. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the coarse filter screen (7) and the active carbon filter screen (10) can be freely disassembled, washed and replaced.
8. A window curtain anti-cross infection device for medical personnel according to claim 1, wherein: the lifting sleeve air pipe, the connecting air pipe and the flexible hose are all circular air pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841004.6A CN107676918B (en) | 2017-09-18 | 2017-09-18 | Prevent medical personnel's air curtain protector of mutual infection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841004.6A CN107676918B (en) | 2017-09-18 | 2017-09-18 | Prevent medical personnel's air curtain protector of mutual infection |
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| CN107676918A CN107676918A (en) | 2018-02-09 |
| CN107676918B true CN107676918B (en) | 2023-02-28 |
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| CN201710841004.6A Active CN107676918B (en) | 2017-09-18 | 2017-09-18 | Prevent medical personnel's air curtain protector of mutual infection |
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| CN108837172A (en) * | 2018-07-20 | 2018-11-20 | 山东帅迪医疗科技有限公司 | The isolated disinfection diagnosis and treatment table equipment of one kind and its application method |
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| WO2023112196A1 (en) * | 2021-12-15 | 2023-06-22 | カルテック株式会社 | Photocatalytic device |
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| JP2002061914A (en) * | 2000-08-14 | 2002-02-28 | Yamatake Corp | Ceiling-buried air cleaner |
| CN102374602A (en) * | 2011-11-09 | 2012-03-14 | 上海海洋大学 | Novel wind-curtain device for refrigerator |
| JP2013116430A (en) * | 2011-12-01 | 2013-06-13 | Tada Manufactory Inc | Draft chamber |
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| CN107676918A (en) | 2018-02-09 |
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