CN206152128U - Filter nose cup - Google Patents

Abstract

The utility model relates to an air filter, concretely relates to wear for one kind and are difficult for oppressive air filter nose cup, solve the weak point that current respiratory protection articles for use exist, and this nose cup includes the filtration subassembly, half casing, and the air duct subassembly, its characterized in that: be provided with half casing between filtration subassembly and the air duct subassembly, be provided with the air vent on half casing, the one end and the filtration subassembly of air vent form the air by the airtight space after filtering, the other end and the air duct subassembly of air vent form inclosed air duct. The utility model discloses a be provided with damp and hot air and human face isolation that half casing will be breathed out between filtration subassembly and the air duct subassembly, avoided the production of wearing stuffiness, the shielding plate can be add in its filtration subassembly the place ahead, and the decorative layer that sets up on the shielding plate further improves the aesthetic property, the function of mouth has not been liberated to the shade mouth.

Description

One kind filters nose cup

Technical field

The utility model is related to a kind of air filter, and in particular to a kind of wearing is difficult sultry air filtration nose Cover.

Background technology

In actual life, the reason such as industrial production and motor vehicle exhaust emission causes air pollution, the floating dust, disease in air The harmful substances such as bacterium, PM2.5, become the healthy stealthy killer of harm broad masses of the people.For this purpose, people have to adopt Prevent disease from entering from nose with respiratory protection utensil is worn.

The protective respirator that we are common in the market, there is good effect to health protection.But wear in summer When, the damp-heat air of nose exhalation can allow people to feel that sealing heat feels bad in face aggregation, and exchange of talking also is affected, and And the aesthetic property of traditional protective respirator is not good enough.If wearing case type respiratory protection utensil, the hot gas of its exhalation is in shell The inwall of body can also produce to the cold droplet, and droplet is more poly- more to affect wearing effect.

The content of the invention

The utility model is in order to solve the weak point that existing protective respirator is present, there is provided one kind filters nose cup.

The utility model adopts the following technical scheme that to realize：One kind filters nose cup, and the nose cup includes air filtration Component, half shell, air duct component, it is characterised in that：Half-shell is provided between air filtering assembly and air duct component Body；Passage is provided with half shell；One end of passage forms the confined space after air is filtered with air filtering assembly； The other end of passage forms closed air duct with air duct component.

Isolated by half shell between air filtering assembly and human body face, making the hot gas of exhalation will not contact with face, keep away Exempt to wear common respiratory protection utensil hot gas and internally assemble the drawbacks of allowing people to seal heat and feel bad.

In order to further optimize the structure of the filtration nose cup, its function is improved, the utility model has also carried out following structure Design：

Preferably, the air filtering assembly, including filter bagging and filter sheath bag bracket；It is by mistake wherein to filter bagging Bag shaped structure made by filter material material；Filter sheath bag bracket is the framework of one end open, and the periphery of openend is provided with sealing ring, Sealing ring forms blow vent with openend.

Preferably, the air filtering assembly also includes flat filter cotton.

Preferably, the air filtering assembly front can have additional shutter, half shell combination corresponding with shutter And form cavity.

Preferably, the front shape of the half shell is banding.

Preferably, the back side of the half shell is provided with symmetrical hangers, the lanyard that hangers is connected.

Preferably, the air duct component includes being made up of flexible material, connects the sealing of nose and the half shell back side Circle.

Preferably, the air duct component can set up extension pipe prolongation.

Preferably, the air duct component add breather pipe extend after, air duct component contact with human nose one End has additional shutter.

Preferably, the shutter or air duct component that air filtering assembly front is set up sets up extension pipe prolongation Afterwards, the shutter that one end that air duct component is contacted with human nose is set up, the front of the shutter has additional decorative layer.

Compared with prior art, the beneficial effects of the utility model are：

Compared with existing case type respiratory protection utensil, air filtering assembly of the present utility model is naked state, from The hot gas that air filtering assembly is discharged can directly scatter and disappear in air, reduce when wearing case type respiratory protection utensil, exhalation Hot gas produce the phenomenon of droplet to the cold in the inwall of housing；And traditional protective respirator is compared, the utility model will Kept apart by half shell between the hot gas and face of nose exhalation, hot gas will not be allowed in face aggregation, be not in wear to seal heat Problem；The utility model not shade face, has liberated the function of face；If aesthetic property further improved, Ke Yizeng If shutter, can also be decorated with various moulding, word, pattern on shutter.

Description of the drawings

Fig. 1 filters the filtration nose cup schematic diagram of bagging and the combination of filter sheath bag bracket

Fig. 2 flat filter cottons formula filters nose cup schematic diagram

Fig. 3 flat filter cottons formula filters the cross-sectional view of nose cup

Fig. 4 filters bagging schematic diagram

Fig. 5 filter sheath bag bracket schematic diagrames

Fig. 6 filters nose cup cross-sectional view one

Fig. 7 filters nose cup cross-sectional view two

Fig. 8 filters the nose cup back side and breather pipe schematic diagram

Fig. 9 filters the nose cup back side and flexible material sealing ring schematic diagram

Figure 10 filters nose cup and arranges schematic diagram after extension pipe

Figure 11 is the structural representation of breather pipe

It is numbered in figure：Half shell (11), passage (12), closed space（31）, filter bagging（Fig. 4）, filter sheath Bag bracket（Fig. 5）, flat filter cotton（21）, filter the combination (13) of bagging and filter sheath bag bracket, sealing ring (51), blow vent (52), filter at bagging edge and the identical sealing of sealing ring (15), at jam-packed sealing（71）, isolation channel（14）, shutter（61）, Shutter (102), the periphery of flat filter cotton combines sealing (22), nose space（32）, hangers（81）, lanyard（82）, ventilation Pipe (83), is made up of flexible material, connects the sealing ring of nose and the half shell back side（91）, extension pipe (101).

Specific embodiment

One kind filters nose cup, and the nose cup includes air filtering assembly, half shell（11）, air duct component, its feature exists In：Half shell is provided between air filtering assembly and air duct component（11）；Half shell（11）On be provided with passage （12）；Passage（12）One end and air filtering assembly form the confined space after air is filtered（31）；Passage（12） The other end form closed air duct with air duct component and connect with human body nostril.Air filtering assembly and human body face Between by half shell isolate, making the hot gas of exhalation will not contact with face.

The air filtering assembly, including filter bagging（Fig. 4）With filter sheath bag bracket（Fig. 5）；Wherein filtering bagging is The bag shaped structure by made by filtering material；Filter sheath bag bracket is the framework of one end open, and the periphery of openend is provided with sealing Circle（51）, sealing ring and openend form blow vent（52）.

The filtration bagging is inserted in from the top of filter sheath bag bracket, and sack edge is concordant with the edge at carrier openings end, Sack inside edge and sealing ring（51）Match and seal（15）, formed and filter bagging and the combination of filter sheath bag bracket (13), filter sheath bag bracket constitutes the gas channel for supplying air circulation, the blow vent of openend with filtration bagging（52）For air-flow Passway.

Air filtering assembly is to filter bagging and the combination of filter sheath bag bracket（13）In the case of, air filtration scheme have with Lower two kinds：

Filtering scheme one（Fig. 6）：To strengthen air circulation, half shell（11）On be provided with isolation channel（14）.Passage （12）The combination (13) for filtering bagging and filter sheath bag bracket is mutually communicated with air duct component, closed space is formed； Filter the dirty air outside bagging to be entered inside filter sheath bag, from blow vent after filter sheath bag filtration（52）Jing passages（12） And the sealing ring at air duct component or connection nose and the half shell back side（91）Into nasal cavity, otherwise exhale then.

To strengthen aesthetic property, half shell（11）Front can set up shutter（61）, by air filtering assembly shade, half Housing（11）With shutter（61）Cavity is formed after fastening, air is come in and gone out by the opening at cavity two ends；To increase gas permeability, hide Air-vent can also be provided with baffle plate；To further enhance aesthetic property, the outer surface of its shutter can set up decorative layer.

Filtering scheme two（Fig. 7）：Half shell（11）Upper setting isolation channel（14）To strengthen air circulation.Work as half shell（11） With shutter（61）Corresponding combination and formed after cavity, its left and right two ends is provided with air filtering assembly insert port.To filter The combination of bagging and filter sheath bag bracket（13）From the insertion of air filtering assembly insert port, the inner side of air filtering assembly insert port The sealing ring at edge and filter sheath bag bracket（51）The edge jam-packed sealing of bagging will be filtered（71）, now define in cavity close The space closed（31）；Dirty air is by blow vent（52）It is introduced in filtration bagging, closed sky is entered after filter sheath bag filtration Between（31）, through passage（12）And the sealing ring at air duct component or connection nose and the half shell back side（91）Into nose Chamber, on the contrary exhale then；The half shell back side can also set up one-way breather valve, reduce expiratory resistance；To strengthen aesthetic property, it is blocked Plate（61）Outer surface can set up decorative layer.

In the case that air filtering assembly is flat filter cotton（Fig. 2）With（Fig. 3）：By half shell（11）With flat filter cotton (21) periphery combines sealing（22）, form closed space（31）.The isolation channel arranged in half shell（14）By half shell with A certain distance is maintained between flat filter cotton, air circulation is facilitated.Dirty air enters close Jing after the filtration of flat filter cotton The space closed（31）, then from passage（12）Jing air ducts component or the sealing ring at connection nose and the half shell back side（91） Into nasal cavity, otherwise exhale then.Flat filter cotton（21）Can also be left and right two, be respectively arranged at nose space（32）A left side Right both sides, undersized filter cotton is changed more convenient；The half shell back side can also set up one-way breather valve to reduce resistance of exhaling Power.

To strengthen aesthetic property, the front of half shell can set up shutter（61）, by flat filter cotton（21）Shade；Half-shell Cavity is formed after body and shutter fastening, air-vent is provided with shutter；When changing filter cotton, shutter is taken i.e. Can；Shutter is it can also be provided that left and right two, so can conveniently win；To further enhance aesthetic property, its shutter Outer surface can set up decorative layer.

The half shell（11）Or shutter（61）Front shape be preferably banding, when wearing be located at eyes below It is more than face.Sight line is neither blocked, talk exchange is not interfered with yet.

（Fig. 8, Figure 11）:The half shell（11）The back side be provided with symmetrical hangers（81）, hangers is connected Lanyard（82）.Hangers is arranged at the half shell back side, is stealthy state when wearing, and improves aesthetic property.Back side passage （12）Symmetrical breather pipe can be inserted with（83）As air duct component, breather pipe（83）One end and passage （12）Connection, breather pipe（83）The other end connect with human body nostril.

（Fig. 9) the air duct component can also be made up of flexible material, and connection nose is close with the half shell back side Seal（91）, same function, different wears impression.

（Figure 10）In the case where reduction respiratory resistance increases filter area, the volume and weight meeting of nose cover main body is filtered Increased, if wearing, load-bearing can be brought to bear, affect comfortableness.And air duct component is set up into extension pipe（101）Prolong It is long, filtration nose cover main body can be made to extend to a certain position of human body, the method that this method namely shifts volume and weight. In this case, use for ease of wearing, its passage（12）The side or the back side for filtering nose cover main body can be arranged at.

Filter nose cover main body to extend to behind a certain position of human body.The closed air channel components and nose binding site Above, in order to cover wear it is clumsy place and be provided with shutter（102）,

Outer surface to strengthen aesthetic property, shutter (61) or (102) has additional decorative layer.The decorative layer can be by each Plant moulding, word, pattern etc. to be decorated.

These are only preferred embodiment of the present utility model, it is noted that for one of ordinary skill in the art Speech, under the premise of without departing from principle of the present utility model, can also make various deformation and improvement, and this should also be considered as this practicality New protection domain.

Claims (10)

1. a kind of to filter nose cup, the nose cup includes air filtering assembly, half shell, air duct component, it is characterised in that：Air Half shell is provided between filter assemblies and air duct component（11）；Half shell（11）On be provided with passage（12）；Ventilation Hole（12）One end and air filtering assembly form the confined space after air is filtered；Passage（12）The other end and air Channel components form closed air duct.

2. the one kind according to claim 1 filters nose cup, it is characterised in that：The air filtering assembly includes filtering Bagging and filter sheath bag bracket；It is the bag shaped structure by made by filtering material wherein to filter bagging；Filter sheath bag bracket is one end The framework of opening, the periphery of openend is provided with sealing ring（51）, sealing ring and openend form blow vent（52）.

3. the one kind according to claim 1 filters nose cup, it is characterised in that：The air filtering assembly includes plane mistake Filter pulp（21）.

4. the one kind according to claim 1 or 2 or 3 filters nose cup, it is characterised in that：The air filtering assembly front Have additional shutter（61）, half shell（11）With shutter（61）Corresponding combination and form cavity.

5. the one kind according to claim 4 filters nose cup, it is characterised in that：The half shell（11）Front shape be Banding.

6. one kind according to claim 4 filters nose cup, it is characterised in that：The back side of the half shell is provided with left and right Symmetrical hangers（81）, the lanyard that hangers is connected（82）.

7. the one kind according to claim 1 or 2 or 3 filters nose cup, it is characterised in that：Described air duct component bag Include and be made up of flexible material, connect the sealing ring of nose and the half shell back side（91）.

8. the one kind according to claim 1 or 2 or 3 filters nose cup, it is characterised in that：The air duct component can be with Set up extension pipe（101）Extend.

9. one kind according to claim 8 filters nose cup, it is characterised in that：Air duct component is contacted with human nose One end set up shutter（102）.

10. one kind according to claim 9 filters nose cup, it is characterised in that：The shutter（61）Or shutter （102）Front have additional decorative layer.