CN212593586U

CN212593586U - Nasal part air cleaner and face protection casing

Info

Publication number: CN212593586U
Application number: CN202020789231.6U
Authority: CN
Inventors: 侯立江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-26
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a nasal air purifier and a face protection cover, wherein the purifier comprises a shell, an air purifying device, a power supply and a control device which are arranged in the shell, and a fixing device which is used for fixing the purifier in the peripheral area of the human nasal part when being worn, the shell is provided with an air inlet and an air outlet, the air inlet and the air outlet are communicated through a sealed air pipeline, and the air purifying device is arranged in the air pipeline; when the mask is worn, the air outlet of the shell is over against the nostril. According to the nasal air purifier, the air purification device is arranged to purify air in an atmospheric environment, the air outlet of the shell directly supplies air to nostrils, a cover body of a traditional mask is not required to be arranged, the mouth part cannot be shielded, and the nasal air purifier is convenient to use; meanwhile, the air outlet of the shell is opposite to the air supply of the nostril, so that a larger air inlet space is not required to be arranged, the size of the purifier is smaller, the wearing is convenient, and the wearing attractiveness is improved.

Description

Nasal part air cleaner and face protection casing

Technical Field

The utility model relates to an air purification device especially relates to a nasal part air cleaner and facial protection casing.

Background

The mask or protective mask is generally worn to cover the mouth and nose, and can filter or purify the sucked air so as to prevent suspended particles, biological pathogens or harmful gases and the like in the air from entering the respiratory system of people along with the breathing process and endanger the health of people. However, since the mouth is covered with a mask or a protective mask, it is inconvenient for a user to talk, drink water, eat, etc. after wearing the mask, and thus the use is inconvenient.

The traditional mask has an excessively large covering surface, is not attractive, and is easy to cause that the face cannot be identified to influence interpersonal communication, public safety and the like; in addition, gauze mask and electronic air supply's gauze mask even have the breather valve still to exist and hold back the breath phenomenon and the inside excessive condensation phenomenon of steam of gauze mask, especially during haze weather outdoor exercises, it is especially serious, consequently wear the gauze mask during the motion and shine into breathing oxygen deficiency and discomfort easily.

SUMMERY OF THE UTILITY MODEL

Based on this, the to-be-solved technical problem of the utility model is to provide a convenient to use, wear comfortable nasal part air cleaner and face protection casing.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a nasal air purifier comprises a shell, an air purifying device, a power supply, a control device and a fixing device, wherein the air purifying device, the power supply and the control device are arranged in the shell, the fixing device is used for fixing the purifier on the peripheral area of the nasal part of a human body when the air purifying device is worn, the shell is provided with an air inlet and an air outlet, the air inlet and the air outlet are communicated through a sealed air pipeline, and the air purifying device is arranged in the air pipeline; when the mask is worn, the air outlet of the shell is over against the nostril.

Further, one optimized proposal is that the periphery of the air outlet of the outer shell is in butt joint, fitting and sealing with the peripheries of the two nostrils; the shell is also provided with an expiration exhaust port for exhausting the expired air in the nasal cavity; the expiration exhaust port is communicated with an air outlet air pipeline of the shell through an expiration channel.

Furthermore, a one-way expiration exhaust valve is arranged at the expiration exhaust port.

Further, an air filter is arranged at the exhalation exhaust port, and the periphery of the air filter is sealed with the periphery of the exhalation channel.

Furthermore, another optimization scheme is that a gap is reserved between the air outlet of the shell and the nostril and used for exhausting the air exhaled by the nasal cavity of a person, and no additional exhalation air outlet and additional auxiliary structures are required.

Further, the air purification device comprises a fan system and an air purification layer, and active purification and active air supply can be realized.

Further, the air purification layer includes at least one of a dust filter material, a harmful gas adsorption material, a harmful gas decomposition material, and a sterilization material.

Furthermore, an optimized scheme is that the air purification device can also not need a fan system or even a filter screen, and can purify air only by using at least one electronic purification mode of an anion generator, a positive and negative ion generator, a plasma generator and an ultraviolet lamp, and the air channel has low wind resistance due to the absence of the filter screen, and does not need a fan to forcibly supply air.

Further, the lower part of the shell can extend downwards to form a mouth protective cover for covering the mouth part, so that the transmission of droplets during speaking can be prevented, and harmful substances in the air can be prevented from entering the mouth part.

The utility model discloses still include a face protection casing, including the face guard casing, still include foretell nasal part air cleaner, nasal part air cleaner's shell with the face guard casing is integrated into one piece structure or detachable be fixed in face guard casing is last, and the air inlet on the shell is located the outside of face guard.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

according to the nasal air purifier, the air purification device is arranged to purify air in an atmospheric environment, the air outlet of the shell directly supplies air to nostrils, a cover body of a traditional mask is not required to be arranged, the mouth part cannot be shielded, and the nasal air purifier is convenient to use; meanwhile, the air outlet of the shell is opposite to the air supply of the nostril, so that a larger air inlet space is not required to be arranged, the size of the purifier is smaller, the wearing is convenient, and the wearing attractiveness is improved.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front structural view of a first embodiment of the nasal air cleaner of the present invention;

fig. 2 is a schematic back structural view of a first embodiment of the nasal air cleaner of the present invention;

FIG. 3 is an exploded view of a first embodiment of the nasal air cleaner of the present invention;

fig. 4 is a schematic front structural view of a second embodiment of the nasal air cleaner of the present invention;

fig. 5 is a schematic back structural view of a second embodiment of the nasal air cleaner of the present invention;

description of reference numerals:

a housing 100; a front case 100 a; a rear case 100 b; an air inlet 110; an air outlet 120; an expiratory air outlet 130; an air intake grille cover 140; an exhalation grill cover 150; an intake mounting groove 160; an expiratory mount groove 170; the strap hole 180;

a fan 210; an air purifying layer 220;

a power supply 300;

a control device 400;

an expiratory filter 500;

a nasal flexible connector 600;

a fixture 700;

a soft rubber material 800;

a liner frame 900.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present 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.

Example one

Referring to fig. 1-3, the nasal air cleaner according to an embodiment of the present invention is an active air cleaner with a fan system. The nasal air cleaner includes a housing 100, an air cleaning device disposed in the housing 100, a power source 300 and a control device 400, and a fixing device 700 for fixing the cleaner to a peripheral region of a human nose when worn. The housing 100 has an air inlet 110 and an air outlet 120, and the air inlet 110 and the air outlet 120 are communicated with each other through a sealed air duct. The air cleaning device is disposed in the air duct, and the periphery of the air cleaning device is closely fitted to the periphery of the inner wall of the air duct in the housing 100. Specifically, the air purification apparatus includes a fan system and an air purification layer 220. An air inlet of a fan 210 in the fan system is communicated with one end of an air inlet 110 of the air pipeline, and an air outlet of the fan 210 is communicated with one end of an air outlet 120 of the air pipeline. The air purification layer 220 may be one or a combination of two or more of a physical filter material, an electrostatic adsorption material, a chemical adsorption material, a catalytic decomposition material, and a sterilization material. The air outlet 120 of the housing 100 directly faces the nostrils for supplying air, and a cover body of a traditional mask is not required to be additionally arranged; the amount of air delivered by the blower 210 per unit time is greater than the maximum instantaneous amount of air inhaled per unit time to ensure that all air inhaled by the human body is purified. In this embodiment, the periphery of the air outlet 120 of the housing 100 is in butt joint, fitting and sealing with the peripheries of the two nostrils; an exhalation discharge port 130 for discharging air is provided at the other side of the housing 100; the exhalation exhaust port 130 is communicated with the air pipeline through an exhalation passage, and the exhalation exhaust port 130 is provided with an exhalation filter 500 for filtering the exhaled air so as to prevent the exhaled air from polluting the air with germs. The perimeter of the exhalation filter 500 is sealed to the perimeter of the exhalation passageways. The exhalation filter 500 at the exhalation vent 130 is capable of filtering and purifying exhaled gases. When the patient uses the respirator, the exhaled air can be purified, so that the exhaled air can not infect other people with germs; and the air-breathing device can also be used by doctors, and compared with the design without a breathing valve, the air-breathing device can breathe smoothly due to the positive pressure effect of the fan 210.

According to the nasal air purifier, the air purification device is arranged to purify air in the atmospheric environment, the air outlet 120 of the shell 100 directly faces the nostrils to directly supply air, a cover body of a traditional mask is not required to be arranged, the mouth part cannot be shielded, and the nasal air purifier is convenient to use; meanwhile, because the air outlet 120 of the shell 100 supplies air to the nostril without arranging a large air inlet space, the size of the purifier can be smaller, the wearing is convenient, and the wearing attractiveness is improved.

In the present embodiment, referring to fig. 3, the housing 100 includes a front case 100a and a rear case 100b that are snap-fitted and fixed. The outer shape of the housing 100 is substantially a rectangular parallelepiped with a curvature. The middle portion of the front case 100a is opposite to the nose, the air inlet 110 and the exhalation exhaust port 130 are respectively disposed at both sides of the front case 100a, the air inlet 110 is provided with an air inlet grill cover 140, and the exhalation exhaust port 130 is provided with an exhalation grill cover 150. Specifically, an air inlet installation groove 160 is formed on one side of the front casing 100a, a notch of the air inlet installation groove 160 is used as the air inlet 110, the air purification layer 220 and the air inlet grille cover 140 are installed in the air inlet installation groove 160, an air inlet hole of the fan 210 is formed at the bottom of the air inlet installation groove 160, and the fan 210 is arranged on the rear side of the air inlet of the fan 210 and fixed between the front casing 100a and the rear casing 100 b. The air inlet mounting groove 160 and the air inlet of the blower 210 are defined as the front section of the air duct, and the air outlet of the blower 210 is defined as the rear section of the air duct between the front casing 100a and the rear casing 100b corresponding to the blowing direction. The fan 210 is a centrifugal fan 210, and the air purified by the purification layer passes through the fan 210, turns to a side direction for blowing after vertically entering air from front to back, and directly blows to nostrils through the air outlet 120. One end of the air pipeline close to the air outlet 120 is a nose soft connecting pipe 600 made of soft rubber materials, the nose soft connecting pipe 600 is opposite to the nostril, the periphery is close to the periphery of the nostril to be compressed and sealed, and good sealing performance is guaranteed. The nasal spud 600 is fixed to the housing 100 and seals the air outlet 120 from the outer periphery of the nostril. The nose soft connection tube 600 and the front shell can be in a split structure, and can also be integrally formed with the front shell through double-color injection molding. An exhalation fitting groove 170 is provided at one side of the front case 100a, a notch of the exhalation fitting groove 170 serves as the exhalation discharge port 130, and the exhalation grill cover 150 and the exhalation filter 500 are fitted in the exhalation fitting groove 170. The power source 300 and control means 400 are arranged on the side of the exhalation grill cover 150 remote from the middle of the housing. The power supply 300 is a rechargeable battery, the control device 400 is a control board, a control switch, an indicator light, a charging port and the like are arranged on the control board, and the control board is connected with the fan 210, the battery and the like through connecting wires. In this embodiment, the charging port is preferably provided on the lower side of the housing 100 to ensure the aesthetic appearance. In other embodiments, the positions of the control device 400 and the charging port are not particularly limited.

Further, a one-way expiratory vent valve is disposed at the expiratory vent 130. The one-way expiration exhaust valve is opened when exhaling, and is closed or semi-closed when inhaling, and is mainly suitable for healthy people or used in outdoor open places.

The air purification device can also comprise a negative ion generator, a positive ion generator, a negative ion generator or a plasma generator. The charged ion emitting part is arranged in an air pipeline of the purifier, and the ion generator body is connected with the emitting head through a high-voltage insulated wire. The ion generator further provides negative ions beneficial to the human body, and the anion generator can increase oxygen, refresh and remove peculiar smell.

To provide some protection to the mouth, the lower portion of the housing 100 extends downwardly forming a mouth guard (not shown) for covering the mouth. The peripheral edge of the mouth protective cover is made of soft material and is matched with the peripheral shape of the mouth, but the mouth protective cover is made of filtering material or is not ventilated so as to protect the mouth from being polluted by external air.

In this embodiment, the fixing device 700 includes a flexible strap, and strap holes 180 are formed at both ends of the casing 100, and the flexible strap is fixed to the strap holes 180. The purifier is hung on the ear and fixed by the fixing device 700, or is surrounded on the head from both sides by the soft bandage and is jointed and fixed at the back of the brain. The soft binding band can be provided with an elasticity adjusting part to adjust the elasticity and improve the wearing comfort.

The embodiment of the utility model provides a still include a face protection casing, face protection casing includes the face guard casing, and nasal part air cleaner's shell 100 is the integrated into one piece structure or liftoff being fixed in on the face guard casing separably with the face guard casing. The air inlet 110 and the exhalation outlet 130 on the shell open to the outside of the mask shell.

Example two

Referring to fig. 4 to 5, in the present embodiment, the difference from the first embodiment is that the nasal air cleaner exhausts air through a gap between the air outlet 120 and the nostril. Namely, after the purifier is fixed to the correct position, the exhalation exhaust port of the purifier is an air outlet space reserved after the air outlet of the shell is contacted with the facial skin after the purifier is worn correctly. That is, the portion of the housing that is attached to the skin at the position of the air outlet 120 can also be regarded as a part of the air duct, and the portion of the housing that is not attached to the skin is left with a gap through which the air is exhausted.

The area of the air outlet area is not smaller than that of the air inlet area of the nostril, air is blown to the air outlet 120 to be opposite to the nostril, a gap reserved between the air outlet 120 and the nostril is used for expiration and exhaust, and the gap between the air outlet 120 and the nostril is preferably smaller than 10 mm.

In the embodiment, the exhalation exhaust port part is reduced, so that the air pipeline and the air purification device are arranged in a bilateral symmetry mode, and the power supply and the control device can also be arranged in two modes, so that the air supply quantity is increased, enough fresh air quantity can be ensured to meet the requirement when the air is inhaled, and the limitation is not limited freely when the air is exhaled.

In this embodiment, nasal air cleaner still includes the netted lining frame 900 of fretwork of laminating facial, and the laminating of lining frame 900 is installed in the backshell 100b outside of shell, and lining frame 900 and facial skin contact make somebody a mere figurehead the shell in facial the place ahead for improve and wear ventilative and travelling comfort.

The embodiment is suitable for healthy people to use when moving in a relatively safe air environment, and ensures the smoothness and health of breathing.

EXAMPLE III

In this embodiment, the structure of the housing is similar to that of the embodiment, and the difference between the two embodiments is that the nasal air cleaner does not have a fan system and an air cleaning filter layer, the housing is provided with a power supply device, a control device and an anion generator, only an anion emitting head of the anion generator is arranged in the air duct, and an air outlet of the air duct faces the position of the nostril.

When inhaling, the air enters the air pipeline through the air inlet of the shell, and the negative ions released in the space purify and disinfect the air and then enter the nasal cavity through the air outlet to be inhaled into the body; when exhaling, the air is exhausted in the opposite direction because the air duct is unobstructed. Because of simple structure, detailed description is omitted.

Further, the negative ion generator may be replaced by a positive/negative ion generator, a plasma generator, or an ultraviolet lamp.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims

1. A nasal air purifier comprises a shell, an air purifying device, a power supply, a control device and a fixing device, wherein the air purifying device, the power supply and the control device are arranged in the shell, and the fixing device is used for fixing the purifier in the peripheral area of the nasal part of a human body when the air purifying device is worn; when the mask is worn, the air outlet of the shell is over against the nostril.

2. The nasal air cleaner of claim 1, wherein the perimeter of the air outlet of the housing is in abutting, sealing engagement with the perimeter of the outer perimeter of the nostrils; the shell is also provided with an expiration exhaust port for exhausting; the expiration exhaust port is communicated with an air outlet air pipeline of the shell through an expiration channel.

3. The nasal air cleaner of claim 1, wherein a gap is left between the air outlet of the housing and the nostril for exhalation and exhaust.

4. The nasal air cleaner of claim 2, wherein a one-way exhalation exhaust valve is provided at the exhalation exhaust port.

5. The nasal air cleaner of claim 2, wherein an air filter is disposed at the exhalation exhaust port, and a periphery of the air filter is sealed with a periphery of the exhalation passage.

6. The nasal air cleaner of any one of claims 1-5, wherein the air cleaning device comprises a blower system and an air cleaning layer.

7. The nasal air cleaner of claim 6, wherein the air cleaning layer comprises at least one of a dust filter material, a harmful gas adsorbing material, a harmful gas decomposing material, and a sterilizing material.

8. The nasal air cleaner according to any one of claims 1-5, wherein the air cleaning device comprises at least one of a negative ion generator, a positive ion generator, a plasma generator, and an ultraviolet lamp.

9. The nasal air cleaner of any one of claims 1-5, wherein a lower portion of the housing extends downward to form a mouth shield for covering the mouth.

10. A face shield, comprising a mask shell, and further comprising a nasal air cleaner as claimed in any one of claims 1 to 8, wherein the outer shell of the nasal air cleaner is integrally formed with the mask shell or detachably fixed to the mask shell, and the air inlet on the outer shell is located on the outer side of the mask.