CN213190191U - External spray aspirator - Google Patents
External spray aspirator Download PDFInfo
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- CN213190191U CN213190191U CN202020522009.XU CN202020522009U CN213190191U CN 213190191 U CN213190191 U CN 213190191U CN 202020522009 U CN202020522009 U CN 202020522009U CN 213190191 U CN213190191 U CN 213190191U
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- side wall
- aspirator
- extraoral
- sterilization
- filter
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Abstract
The invention discloses an outdoor droplet aspirator, which comprises an air inlet pipeline and an exhaust pipeline, wherein a plurality of sterilization mechanisms are arranged between the air inlet pipeline and the exhaust pipeline, a filter for adsorbing pathogenic bacteria and a sterilization lamp for inactivating bacteria are arranged in the sterilization mechanisms, each sterilization mechanism comprises a first side wall and a second side wall, the first side wall is communicated with the air inlet pipeline, the second side wall is communicated with the exhaust pipeline, gas entering from the first side wall is filtered by the filter and then is exhausted from the second side wall, and the sterilization lamp is arranged corresponding to the filter.
Description
Technical Field
The invention relates to an oral cavity droplet cenobium inactivation device, in particular to a medical device for collecting oral cavity droplets and inactivating viruses of a patient in a medical process.
Background
Medical personnel can produce the intersection of breathing gas with the patient for a long time in the medical treatment process, especially can produce easily infectious gas and droplet etc. in the treatment process of oral disease, when patient or medical personnel have infectious disease, easily cause the cross infection between medical personnel and the oral patient. It is further desirable to provide a medical security device that can block cross-contamination between medical personnel and patients to ensure that the surgical procedure between medical personnel and patients is infection-free.
In view of the above, it is necessary to provide an external spray aspirator capable of collecting bacteria and inactivating the bacteria.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a medical instrument for oral medical treatment, which can filter and inactivate pathogenic bacteria.
The invention provides an external spray aspirator, which comprises an air inlet pipeline and an exhaust pipeline, wherein a plurality of sterilization mechanisms are arranged between the air inlet pipeline and the exhaust pipeline, a filter for adsorbing pathogenic bacteria and a sterilization lamp for inactivating bacteria are arranged in the sterilization mechanisms,
the sterilization mechanism comprises a first side wall and a second side wall, the first side wall is communicated with the air inlet pipeline, the second side wall is communicated with the exhaust pipeline, the gas entering from the first side wall is filtered by the filter and then is exhausted from the second side wall,
the sterilizing lamp is arranged corresponding to the filter.
Further, the filter comprises a windward surface, an irradiation cavity is arranged between the first side wall and the filter,
the light of the sterilizing lamp is scattered on the wind surface through the irradiation cavity.
Further, the filter comprises a windward surface, an irradiation cavity is arranged between the first side wall and the filter,
the light of the sterilizing lamp is scattered on the wind surface through the irradiation cavity.
Furthermore, a photocatalyst is arranged in the irradiation cavity and is arranged between the sterilizing lamp and the irradiation cavity.
Further, the photocatalyst is a titanium dioxide net frame.
Furthermore, the photocatalyst is arranged above the filter screen.
Furthermore, the photocatalyst is sleeved on the periphery of the sterilizing lamp.
Furthermore, a bearing surface is arranged on the first side wall, and the sterilizing lamp is arranged on the bearing surface.
Further, the sterilization mechanism also comprises a third side wall connected with the first side wall, and the sterilization lamp is arranged on the third side wall.
Further, the sterilization mechanism also comprises a third side wall connected with the first side wall, and the sterilization lamp is arranged at the joint of the first side wall and the third side wall.
Further, the germicidal lamp includes an angled connecting plate connected to the first sidewall and the third sidewall.
Further, the sterilizing lamp is provided in plurality.
Further, the aspirator comprises a plurality of sterilization mechanisms.
Further, a plurality of sterilization mechanisms are connected in parallel.
Further, a plurality of sterilization mechanisms are connected in series.
The beneficial effects of the invention are as follows: in the treatment process of patients with oral diseases, gas generated by sputtering spray and breathing in the oral cavity is collected, filtered and inactivated to avoid the mutual infection of bacterial colonies between the mouth of the patient and medical staff in the medical process.
Drawings
Fig. 1 is a schematic structural view of the air intake and sterilization mechanism of the present invention.
Fig. 2 is a schematic sectional structure diagram of the sterilization mechanism.
Fig. 3 is a schematic view of the exhaust pipeline structure of the sterilization mechanism.
Fig. 4 is a schematic view of the sterilization mechanism disposed on the third sidewall.
Fig. 5 is a schematic cross-sectional view of fig. 4.
Fig. 6 is a schematic structural view of the germicidal lamp disposed between the first sidewall and the third sidewall.
Fig. 7 is a schematic structural view of the sterilization mechanism of fig. 6.
Fig. 8 is a schematic cross-sectional view of fig. 6.
Fig. 9 is a schematic view of a serial connection structure of the sterilization mechanisms.
Fig. 10 is a schematic view of a parallel structure of the sterilization mechanism.
Fig. 11 is a schematic structural view of the sterilization mechanism of fig. 10.
FIG. 12 is a schematic view of a droplet extractor with photocatalyst.
FIG. 13 is an exploded view of a sterilization mechanism with a photocatalyst.
FIG. 14 is a schematic view of a first angle structure with a photo-catalytic sterilization lamp.
FIG. 15 is a second angle view of the structure with the photo-catalytic sterilization lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.
In the description of the invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-15, the present invention provides an external oral droplet aspirator, which comprises a sterilization mechanism 10 in a modularized arrangement, a sterilization lamp 1 for inactivating bacteria is matched with a filter 2, gas flowing into the sterilization mechanism 10 is filtered by the filter 2, and bacteria on the surface of the filter 2 are continuously irradiated by the sterilization lamp 1 to realize sterilization. The sterilization mechanism includes air inlet pipeline 6 and exhaust pipe 4, still be equipped with sterilization mechanism 10 between air inlet pipeline 6 and exhaust pipe 4, be equipped with the sterilamp 1 of the filter 2 and the bacterial inactivation of adsorbing the germ in sterilization mechanism 10, sterilization mechanism 10 includes first lateral wall 7 and second lateral wall 8, first lateral wall 7 is linked together with air inlet pipeline 6, second lateral wall 8 is linked together with exhaust pipe 4, the gas that gets into by first lateral wall 7 is discharged by second lateral wall 8 after filter 2 filters, sterilamp 1 corresponding to filter 2 sets up. The invention is characterized in that the sterilization mechanism 10 is arranged to inactivate the collected germs, wherein large particles and dust are filtered at the front end to realize primary filtration, and germs are filtered at the rear end, namely, the germs are filtered in the sterilization mechanism, and are inactivated by ultraviolet rays. The inlet line 6 is connected to the inlet 3 and the outlet line is connected to the outlet 4.
As shown in fig. 1 to 13, as a preferable scheme, the filter 2 includes a windward side 9, an irradiation cavity is further provided between the first sidewall 7 and the filter 2, and ultraviolet light of the germicidal lamp 1 is scattered on the windward side through the irradiation cavity. A certain distance is arranged between the sterilizing lamp 1 and the filter 2 to facilitate the uniform irradiation of the sterilizing lamp. After filtration, the collected germs are mainly collected by the windward side, and the killing efficiency of the germs can be effectively improved because the windward side is arranged corresponding to the sterilizing lamp.
As shown in fig. 12-15, preferably, a photocatalyst 11 is further disposed in the irradiation chamber, and the photocatalyst 11 is disposed between the sterilizing lamp 1 and the irradiation chamber. By adding the photocatalyst 11, the toxin released by bacteria or fungi can be decomposed and harmlessly treated; meanwhile, the composite material also has the functions of removing formaldehyde, deodorizing, resisting pollution, purifying air and the like. Preferably, a photocatalyst 11 is further disposed in the irradiation chamber, and the photocatalyst 11 is disposed between the sterilizing lamp 1 and the irradiation chamber.
As shown in fig. 12-15, the photocatalyst 11 is preferably a titanium dioxide net frame. The photocatalyst 11 is the titanium dioxide of netted, has guaranteed the luminous flux of ultraviolet light promptly, can realize functions such as formaldehyde removal, deodorization, anti-soil, air-purifying through photocatalyst 11 again.
As shown in fig. 12-13, the photocatalyst 11 is preferably disposed above the filter screen. The light reflectivity of the photocatalyst 11 enhances the sterilization performance of ultraviolet rays, the photocatalyst is arranged on the filter screen close to the filter screen, and after the ultraviolet rays irradiate on the photocatalyst 11, the germ inactivation efficiency is effectively improved after the ultraviolet rays after passing through the photocatalyst 11 are reflected.
As shown in fig. 14-15, the difference from the previous embodiment is that the photocatalyst 11 is sleeved on the periphery of the germicidal lamp 1. The photocatalyst 11 is in a surrounding structure, ultraviolet light passes through the photocatalyst 11, is irradiated in a wider range through an airspace of the cavity and then is scattered on the filter screen, and the germ inactivation effect is better.
As shown in fig. 1-2, the first side wall 7 is preferably provided with a receiving surface, and the germicidal lamp 1 is preferably provided on the receiving surface. The first side wall 7 is provided with a sterilizing lamp 1, namely the side wall of the air inlet device, and the air inlet is arranged opposite to the filter 2.
As shown in fig. 4-5, the difference from the previous embodiment is that the sterilization mechanism 10 further includes a third sidewall connected to the first sidewall 7, and the sterilization lamp 1 is disposed on the third sidewall. The sterilizing lamp and the air inlet are not arranged on the same side wall, the first side wall 7 and the second side wall 8 are arranged oppositely, the third side wall is connected between the second side wall 8 and the first side wall 8, and the ultraviolet sterilizing lamp 1 is arranged at the joint of the second side wall 8 and the third side wall. The position that first lateral wall 7 set up the air inlet is apart from sterilamp 1 certain distance for sterilamp 1 does not shine to air inlet pipeline 6 in, avoids ageing air inlet pipeline 6.
As shown in fig. 6-8, the difference from the previous embodiment is that the sterilization mechanism 10 further includes a third sidewall connected to the first sidewall 7, and the sterilization lamp 1 is disposed at the connection position of the first sidewall and the third sidewall. The sterilizing lamp 1 is arranged at the joint of the first side wall 7 and the third side wall, so that the sterilizing lamp line in the sterilizing mechanism 10 is irradiated more sufficiently, and the dead zone area is reduced to the maximum extent.
As a preferred solution, the germicidal lamp 1 comprises an angular connection plate, which is connected to the first side wall 7 and the third side wall. The first side wall 7 and the third side wall are connected in a right angle, a connecting plate is arranged between the included angle of the first side wall 7 and the third side wall, and the sterilizing lamp 1 is arranged on the connecting plate.
Preferably, the sterilizing lamp 1 is provided in plurality. The irradiation intensity is enhanced by a plurality of ultraviolet lamps, and the inactivation speed is accelerated. A plurality of sterilizing lamps 1 in one sterilizing mechanism may be respectively disposed at the first sidewall, the third sidewall, and a combination of positions where the first sidewall and the third sidewall are connected.
Preferably, the aspirator includes a plurality of sterilization mechanisms 10. The plurality of sterilization means 10 operate simultaneously, and the rate of sterilization can be increased.
As shown in fig. 10, a plurality of sterilization mechanisms 10 are preferably connected in parallel. A plurality of sterilization mechanisms 10 are connected in parallel through pipelines or are connected to a gas inlet cavity communicated with each other, so that gas introduced from the front end can smoothly enter the sterilization mechanisms 10, and the sterilization mechanisms 10 are connected in parallel, so that the sterilization gas flow can be increased, and the sterilization speed is increased.
As shown in fig. 9 to 10, the difference from the previous embodiment is that a plurality of sterilization mechanisms 10 are connected in series. The sterilization mechanism 10 comprises an air inlet end and an air outlet end, the air inlet end of the previous sterilization mechanism 10 is communicated with the air outlet end of the next sterilization mechanism 10, and the air is filtered for multiple times and the bacteria filtered are inactivated, so that the inactivation effect is better.
Preferably, the sterilization mechanisms 10 can be used in series and parallel or in a mixture.
Claims (14)
1. An outdoor spray aspirator, which comprises an air inlet pipeline and an exhaust pipeline and is characterized in that,
a sterilization mechanism is arranged between the air inlet pipeline and the exhaust pipeline, a filter for adsorbing pathogenic bacteria and a sterilization lamp for inactivating bacteria are arranged in the sterilization mechanism,
the sterilization mechanism comprises a first side wall and a second side wall, the first side wall is communicated with the air inlet pipeline, the second side wall is communicated with the exhaust pipeline, the gas entering from the first side wall is filtered by the filter and then is exhausted from the second side wall,
the sterilizing lamp is arranged corresponding to the filter.
2. The extraoral droplet aspirator of claim 1,
the filter comprises a windward side, an irradiation cavity is arranged between the first side wall and the filter,
the light of the sterilizing lamp is scattered on the wind surface through the irradiation cavity.
3. The extraoral droplet aspirator of claim 2,
the irradiation cavity is also internally provided with a photocatalyst which is arranged between the sterilizing lamp and the irradiation cavity.
4. The extraoral droplet aspirator of claim 3,
the photocatalyst is a titanium dioxide net frame.
5. The extraoral droplet aspirator of claim 4,
the photocatalyst is arranged above the filter screen.
6. The extraoral droplet aspirator of claim 4,
the photocatalyst is sleeved on the periphery of the sterilizing lamp.
7. The extraoral droplet aspirator of claim 1,
the first side wall is provided with a bearing part, and the sterilizing lamp is arranged on the bearing part.
8. The extraoral droplet aspirator of claim 1,
the sterilizing mechanism further comprises a third side wall connected with the first side wall, and the sterilizing lamp is arranged on the third side wall.
9. The extraoral droplet aspirator of claim 1,
the sterilizing mechanism also comprises a third side wall connected with the first side wall, and the sterilizing lamp is arranged at the joint of the first side wall and the third side wall.
10. The extraoral droplet aspirator of claim 7,
the sterilamp comprises an angular connecting plate, the angular connecting plate is connected to the first side wall and the third side wall, and the sterilamp is arranged on the connecting plate.
11. The extraoral droplet aspirator of claim 1,
the sterilizing lamp is provided with a plurality of sterilizing lamps.
12. The extraoral spray aspirator of any one of claims 1-11,
the aspirator comprises a plurality of sterilization mechanisms.
13. The extraoral droplet aspirator of claim 12,
a plurality of sterilization mechanisms are connected in parallel.
14. The extraoral droplet aspirator of claim 12,
a plurality of sterilization mechanisms are connected in series.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020522009.XU CN213190191U (en) | 2020-04-10 | 2020-04-10 | External spray aspirator |
| US16/862,536 US11786627B2 (en) | 2020-03-06 | 2020-04-29 | Respiratory droplet-absorbing device and an apparatus and system including the same |
| CA3091377A CA3091377C (en) | 2020-03-06 | 2020-08-27 | Respiratory droplet suction device and an apparatus and system including the same |
| EP20198599.1A EP3875122A1 (en) | 2020-03-06 | 2020-09-28 | Respiratory droplet suction device and an apparatus and system including the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020522009.XU CN213190191U (en) | 2020-04-10 | 2020-04-10 | External spray aspirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213190191U true CN213190191U (en) | 2021-05-14 |
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ID=75817741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020522009.XU Active CN213190191U (en) | 2020-03-06 | 2020-04-10 | External spray aspirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213190191U (en) |
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2020
- 2020-04-10 CN CN202020522009.XU patent/CN213190191U/en active Active
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