Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of use cost is low, adapt to highThe anti-dust mask that concentration dust atmosphere uses, and with effect on moisture extraction.
To achieve the above object, the utility model provides following technical solution：A kind of anti-dust mask, including cover body, coverBody tool is provided with gas outlet there are one the inside with facial contact and on the outside of inside, cover body, which is provided withUnidirectional air outlet valve, cover body are provided with filter assemblies, and cover body is provided with the air flue with filter assemblies perforation, which includes ShengThe first filter device of solution is placed with, the first air inlet being mutually communicated with external environment is provided on first filter device, theOne filter device is provided with barrier components, which includes stopping the first barrier layer of liquid water and stop the of vaporous waterTwo barrier layers, extraneous air via the first air inlet successively by the first filter device solution, the first barrier layer andSecond barrier layer is entered by air flue on the inside of cover body.
As further improvement of the utility model, the first barrier layer is the ventilated membrane that blocks water, and the second barrier layer is activated carbonFilter layer.
As further improvement of the utility model, cover body correspondence is provided with the first mounting portion, the first mistake in duct positionFiltering device includes water-storing bottle, and the first mounting portion is detachably connected with water-storing bottle, which is arranged on the outside of cover body.
As further improvement of the utility model, first mounting portion one end is provided with the first chimb, and the first mounting portion is anotherOne end is extended with the first connector sleeve, and with offseting on the inside of cover body, the first connector sleeve is stretched out through air flue on the outside of cover body the first chimb, storageWater bottle is provided with connecting pole, and connecting pole is threadedly coupled with the first connector sleeve, and connecting pole is provided with the passage communicated with air flue.
As further improvement of the utility model, the first barrier layer and the second barrier layer are fixedly connected in passage.
As further improvement of the utility model, filtered fluid is filled in water-storing bottle, the first air inlet is arranged on water-storing bottleSurface, first air inlet are provided with the tracheae of connection filtered fluid.
As further improvement of the utility model, the first air inlet is provided with cover, several gas are provided in the coverHole.
As further improvement of the utility model, the edge of cover body matches with snout face contour, the material of cover bodyMatter is silica gel or plastics, is bonded on the outside of cover body and is provided with solid piece, the solid piece is for maintaining mask body shape, the solid piece twoEnd is provided with wearing firmware, which is bandage or hangers or cingulum or velcro.
As further improvement of the utility model, cover body is provided with the second installation of the unidirectional air outlet valve of installation in gas outletPortion, the second mounting portion one end are provided with the second chimb, and second chimb on the inside of cover body with offseting, and the second mounting portion is away from secondChimb one end is extended with the second connector sleeve, which stretches out through gas outlet on the outside of cover body, and the second connection external threading connectsBlock is connected to, the accommodating chamber of a unidirectional air outlet valve of installation is formed between the second mounting portion and block.
As further improvement of the utility model, air flue is arranged on corresponding mouth and nose position, the number of gas outlet among cover bodyIt measures as two, two gas outlets are symmetrically in air flue both sides, and solid piece corresponds to air flue and gas outlet is provided with mounting hole, the first connector sleeveCorresponding mounting hole is each passed through with the second connector sleeve, which is gripped by block and/or water-storing bottle.
The beneficial effects of the utility model are：The first filter device of solution is held by being set on anti-dust mask, is madeAir is first passed through and contacted with liquid, most dust in air by solution is adsorbed, and pass through setting barrier assembly, preventedOnly the first filter device is inhaled into mouth and nose chamber under special circumstances, while the air to carrying a large amount of steam dehumidifies so thatThe air humidity that wearer is sucked is suitable so that wearer's breathing is more comfortable, protects the health of wearer.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the sectional view of the utility model filter assemblies；
Fig. 3 is the structure diagram of cover body；
Fig. 4 is sectional view of the cover body in gas outlet position；
Fig. 5 is sectional view of the cover body in air inlet position；
Fig. 6 is the structure diagram of the second mounting portion；
Fig. 7 is the structure diagram of unidirectional air outlet valve.
1st, cover body；2nd, gas outlet；3rd, unidirectional air outlet valve；4th, air flue；5th, the first filter device；6th, the first barrier layer；7th,Two barrier layers；8th, the first mounting portion；9th, water-storing bottle；10th, air inlet check valve；11st, the first air inlet；12nd, tracheae；13rd, cover；14th, stomata；15th, the first chimb；16th, the first connector sleeve；17th, connecting pole；18th, passage；19th, solid piece；20th, firmware is worn；21、Second mounting portion；22nd, the second chimb；23rd, the second connector sleeve；24th, block；25th, accommodating chamber；26th, mounting hole；27th, baffle；28、Positioning column；29th, location hole.
Specific embodiment
The utility model is described in further detail below in conjunction with the embodiment given by attached drawing.
With reference to shown in Fig. 1-7, a kind of anti-dust mask disclosed in the present embodiment, including cover body 1, there are one the tools of cover body 1Gas outlet 2 is provided with the inside of facial contact and on the outside of inside, cover body 1, which is provided with unidirectional outletValve 3, cover body 1 are provided with filter assemblies, and cover body 1 is provided with the air flue 4 with filter assemblies perforation, which, which includes, is contained withFirst filter device 5 of solution is provided with the first air inlet 11 being mutually communicated with external environment on first filter device 5, andOne filter device 5 is provided with barrier components, which includes stopping the first barrier layer 6 of liquid water and stop vaporous waterSecond barrier layer 7, extraneous air via the first air inlet 11 successively by the first filter device 5 solution, the first barrier6 and second barrier layer 7 of layer enters 1 inside of cover body by air flue 4.
The first filter device 5 of solution is held by being set on anti-dust mask so that air is first passed through to be contacted with liquid,Most dust in air by solution is adsorbed, and stops the first resistance of liquid water by being set in the first filter device 5Interlayer 6 either topples in vigorous exercise or other can play barrier solution and enter mouth and nose chamber by air flue 4Interior, the air after filtering can dehumidify to the air for carrying a large amount of steam so that wearer by the second barrier layer 7The air humidity sucked is suitable so that wearer's breathing is more comfortable, the health of wearer is protected, compared with the prior art in mistakeThe anti-dust mask of filter membrane shape, by replacing solution, to keep effectively filtering, use cost is low, and replaces conveniently.
As a kind of improved specific embodiment, the first barrier layer 6 is the ventilated membrane that blocks water, and the second barrier layer 7 is activityCarbon filter layer.
Non-woven fabrics filter pulp may be employed or for working environment using on the market for different harmful in its ventilated membrane that blocks waterThe filter cartridge of material type can further be filtered air while the effect to block water is played, activated carbon mistakeActivated carbon fiber filter membrane or active carbon particle may be employed in filtering layer, and activated carbon not only has moisture sorption effect also to have further absorptionThe effect of harmful substance.
As a kind of improved specific embodiment, cover body 1 corresponds to and the first mounting portion 8 is provided in 5 position of air flue, and firstFilter device 5 includes water-storing bottle 9, and the first mounting portion 8 is detachably connected with water-storing bottle 9, which is arranged on 1 outside of cover body.
By the way that water-storing bottle 9 to be detachably connected and be wholely set with cover body 1, it is convenient for carrying and wears, greatly shorten gasThe path of body flowing, avoids gas resistance caused by when pipeline flows so that and wearer's air-breathing is more laborsaving, while convenientlyBlock water ventilated membrane and active carbon filtration layer are replaced in dismounting.
As a kind of improved specific embodiment, 8 one end of the first mounting portion is provided with the first chimb 15, the first mounting portion8 other ends are extended with the first connector sleeve 16, and the first chimb 15 offsets with 1 inside of cover body, and the first connector sleeve 16 is stretched out through air flue 4The outside of cover body 1, water-storing bottle 9 are provided with connecting pole 17, and connecting pole 17 is threadedly coupled with the first connector sleeve 16, connecting pole 17 be provided with andThe passage 18 that air flue 4 communicates.
Water-storing bottle 9 is fixed on cover body 1, mounting structure is simple, facilitates peace by being threadedly coupled with the first mounting portion 8Assembly and disassembly are unloaded, and opposing seal connects between 17 and first connector sleeve 16 of connecting pole.
As a kind of improved specific embodiment, the first barrier layer 6 and the second barrier layer 7 are fixedly connected on passage 18It is interior.
First barrier layer 6 and the second barrier layer 7 are mounted in passage 18 so that filter assemblies compact overall structure reducesThe volume of filter assemblies, the first barrier layer 6 and the barriering effect that the second barrier layer 7 is played are more preferable.
As a kind of improved specific embodiment, filtered fluid is filled in water-storing bottle 9, the first air inlet 11 is arranged on water storage9 surfaces of bottle, first air inlet 11 are provided with the tracheae 12 of connection filtered fluid.
1/3 or so solution is preferably held in water-storing bottle 9, filtered fluid can select clear water, can also select containingThe solvent burden ratio solution of oiliness particle or the solvent burden ratio solution of the non-oily particle of absorption are adsorbed, wearer is in respirationWhen, water-storing bottle 9 is interior to form negative pressure, and air is imported by tracheae 12 in filtered fluid by the first air inlet 11, after filtrate againBy blocking water ventilated membrane 6 and active carbon filtration layer 7 is inhaled into.
As a kind of improved specific embodiment, the first air inlet 11 is provided with cover 13, if being provided in the cover 13Dry stomata 14.
By setting cover 13, prevent large particulate matter from dropping in water-storing bottle 9 in harsh environment, while 13 energy of coverThe solution evaporation rate slowed down in water-storing bottle 9 is enough played, preferred cover 13 is detachably connected on the first air inlet 11, is openedIt can topple over waste liquid after cover 13 and more renew liquid.
As a kind of improved specific embodiment, the edge of cover body 1 matches with snout face contour, cover body 1Material is silica gel or plastics, and 1 outside fitting of cover body is provided with solid piece 19, which, should for maintaining 1 shape of cover bodySolid piece 19, which is provided at both ends with, wears firmware 20, which is bandage or hangers or cingulum or velcro.
Cover body 1 is arranged to silica gel or plastic material, plastic material is preferably soft transparent plastics material, withFace's laminating degree higher of wearer so that cover body 1 forms the chamber of a closing, effective dust, solid piece with mouth and nose chamber19 can select the plastic tab with certain deformability, wear firmware 20 by being set on solid piece 19, mask is being wornWear in use, its to wear firmware 20 homodisperse by solid piece 19 to the pulling force of cover body 1, avoid wearing firmware 20 to cover body 1It pulls and deformation is caused to generate gap with face.
As a kind of improved specific embodiment, cover body 1 is provided with the second of the unidirectional air outlet valve 3 of installation in gas outlet 2Mounting portion 21,21 one end of the second mounting portion are provided with the second chimb 22, which offsets with 1 inside of cover body, and secondMounting portion 21 is extended with the second connector sleeve 23 away from 22 one end of the second chimb, which stretches out cover through gas outlet 21 outside of body, the second connector sleeve 23 are threaded with block 24, and it is unidirectional that an installation is formed between the second mounting portion 21 and block 24The accommodating chamber 25 of air outlet valve 3.
The mounting structure of unidirectional air outlet valve 3 is simple, and unidirectional air outlet valve 3 is the plectrum in film-form, which is in block24 cambered surfaces to arch upward, the second mounting portion 21 are being provided with baffle 27 away from 24 one end of block, plectrum baffle 27 and block 24 itBetween move back and forth, gas outlet 2 is closed during upon inhalation by suction plectrum close to 27 one side of baffle, is passed through to exhale upon exhalation and be dialledGas outlet 2 is opened when piece is close to 24 one side of block, and plectrum center is extended with positioning column 28 to baffle 27 and 24 side of block, is kept offPlate 27 is provided with location hole 29, and in location hole 29, which offsets 28 one end /V of positioning column with block 24,With block 24 in Openworks shape, preferred first mounting portion 8 is provided with air inlet check valve 10 in 1 inside of cover body, is exhaling baffle 27Air inlet check valve 10 closes air flue 4 during gas, and in air-breathing, air inlet check valve 10 opens air flue 4.
As a kind of improved specific embodiment, air flue 4 is arranged on corresponding mouth and nose position among cover body 1, gas outlet 2Quantity is two, and two gas outlets 2 are symmetrically in 4 both sides of air flue, and solid piece 19 corresponds to air flue 4 and gas outlet 2 is provided with mounting hole 26,First connector sleeve 16 is each passed through corresponding mounting hole 26 with the second connector sleeve 23, which passes through block 24 and/or storageWater bottle 9 grips.
Its solid piece 19 is clamped in block 24 and water-storing bottle 9 outside cover body 1 by the first mounting portion 8 and the second mounting portion 21Side, mounting structure is simple, with original structure installation solid piece 19 so that and mask terminal with compact integral structure reduces production cost,First mounting portion 8 and the second mounting portion 21 are mounted on the stress point on cover body 1 as solid piece 19, can cause when wearing solidShape piece 19 is more uniform to the pulling force of cover body 1, prevents it from excessive deformation occurs, and gap is generated with face contour.
To sum up, a kind of anti-dust mask disclosed in the utility model, reasonable integral structure when in use can be by moltenLiquid filters out most of dust and noxious material, and passes through setting and block water ventilated membrane and active carbon filtration layer so that warpIt crosses solution filtered air humidity to be reduced to suitable for section, protecting effect is played to the respiratory tract of wearer.
It the above is only the preferred embodiment of the utility model, the scope of protection of the utility model is not limited merely to above-mentionedEmbodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should be pointed out that pairFor those skilled in the art, several improvements and modifications under the premise of the utility model principle is not departed from,These improvements and modifications also should be regarded as the scope of protection of the utility model.