CN203801784U

CN203801784U - Breathing isolation mouth mask

Info

Publication number: CN203801784U
Application number: CN201320599684.2U
Authority: CN
Inventors: 席佳璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-27
Filing date: 2013-09-27
Publication date: 2014-09-03
Anticipated expiration: 2023-09-27

Abstract

The utility model provides a breathing isolation mouth mask comprising a mouth mask body, a breath one-way valve and a breath channel. Concretely, based on a common breath one-way valve mouth mask, the breath channel is added into the mouth mask. The breath channel can be an isolation layer or can be a pipeline; with breath channel isolation, expired air can directly reach the breath one-way valve in the mouth mask via the breath channel and then is discharged outside the mouth mask, so spreading of the expired air in the mouth mask can be reduced or avoided; and air exchange efficiency is improved when the mouth mask is worn, so moisture effect can be reduced and tight feeling can be eliminated.

Description

Breathe isolated mouth mask

Technical field

The utility model relates to a kind of breathing anti-dust respirator, except possessing the dust reduction capability of common mouth mask, also there is breathing isolation features, there is exhalation passages in mouth mask indoor design, be designed with expiratory one-way valve at exhalation passages lower limb, by exhalation passages and expiratory one-way valve, the gas of exhalation is directly discharged into mouth mask outside, and the gas sucking is all the fresh air through filtering, improve the scavenging efficiency in mouth mask, not only eliminate sultry and moist sensation in mouth mask, also reduced the formation of facial fog.

Background technology

Normal air filter-type respirator, the operation principle of mouth mask that is called for short filtering type is to make to be sucked by human body after air containing the nuisance media filtration by mouth mask again, some anti-dust respirator adopts check valve, reduce expiratory resistance, can reduce the accumulation of heat and moisture, make breathing lighter, can be applicable to using for a long time under high temperature, high humidity environment.

Although the mouth mask of common employing expiratory one-way valve has improved expiratory resistance, but the gas of breathing out still forms sinuous flow in mouth mask, and in mouth mask, spread fast, thereby the stale gas of breathing out and original fresh air mix, after air pressure in mouth mask raises, mist is discharged to mouth mask outside by check valve, also will occur in when air-breathing in suction body is first stale mist, because the pipe effect of human body respiration, there is the effect maximum of exchange in the gas in gas and the body sucking at first, and the gas of follow-up suction could not complete exchange and is just excreted, so people will produce the sensation of feeling oppressed in the time wearing mouth mask, in fact the exchange of human body and outside live gas while exactly having affected breathing because of mouth mask, reduce oxygen content.The size of this impact and mouth mask is irrelevant, and in fact the dischargeable capacity in mouth mask is larger, and the ratio of human body inhale fresh air is less, and this sensation of feeling oppressed also can be more obvious.

Because the gas of breathing out is in the diffusion of mouth mask inside, in mouth mask inside, the contained Vapor adsorption of the gas of exhalation continues accumulation in the filtering material of mouth mask and on mouth mask surface layer, makes the resistance increment of mouth mask, has reduced the Acceptable life of mouth mask.

General little the wearing of common mouth mask people using in the market, has filtered out dust although main cause is this mouth mask, the scavenging efficiency while having reduced human body respiration.

Comprise and increase expiration road through the technology of improvement, for example:

" flow type dust-proof gauze mask " (patent No.: 96243148.6)

The utility model is the flow type dust-proof gauze mask that utilizes people's breathing that air is circulated from top to bottom, and this device is mainly made up of skeleton, diplopore intake valve, single hole air outlet valve, cover, respirator belt.The downward single hole air outlet valve of gas of breathing out when use is breathed out, air-breathing by diplopore intake valve air amount from the air chamber of skeleton, when breathing, make people feel salubrious, this device covers face's surrounding, profile is similar to cotton cloth respirator, easy to use, can solve the difficult problem that operator that labour intensity is larger can not wear masks for a long time in the time of the more local operation of dust.

The disclosed mouth mask technology of this patent, structure relative complex, manufacturing process trouble, production cost is relatively high, is not easy to promote.

" air permeable flu mask " (patent No.: 94223204.6)

A kind of air permeable flu mask, it is to be equipped with air flue in the position of the corresponding nose of existing mouth mask, air flue inwall is provided with fine hair.The utility model ensured breathe smooth road, and breathe out aqueous vapor can not remain in mouth mask, skin is difficult for being infected.The hot gas of simultaneously breathing out is stayed in airway walls, and when air-breathing, fresh cold air will be preheated by air flue, and the air that enters like this nostril no longer makes us having felt cold.

The disclosed technology of this patent, design is unique, but is not for filtering, the degree of protection of dust pollution being also not enough to compare with filter-type respirator.

" mouth mask of multifunctional belt check valve " (patent No.: 200510060524.0)

The invention discloses a kind of mouth mask of multifunctional belt check valve.Aim to provide the mouth mask of the multifunctional belt check valve that a kind of expiration with several functions separates with air intake passage.Around the fit cover body of arc concave and being connected with cover body for fixing frenulum of its mouth and nose forms, and filter, expiratory one-way valve, breather cheek valve are housed on cover body.Described filter with static or/and magnetic or/and adhesive or/and bactericide or/and aromatic.This mouth mask filter effect is obvious, cleaning and sterilizing is convenient, especially also can carry out sterilization and sterilization to the gas that has the patient of breathing problem to breathe out, in the time breathing without the sensation of feeling oppressed.Can be widely used in dust and the with serious pollution industries such as industry, medical and health, environmental services industry.

The disclosed technology of this patent is realized by double-decker, and the coordinating and seal and be difficult to realize of double-decker and valve body in actual use, actual operation is also bad.

Summary of the invention

The isolated mouth mask of breathing that the utility model proposes comprises mouth mask body, expiratory one-way valve, exhalation passages composition, concrete is exactly on the basis of common expiratory one-way valve mouth mask, in an exhalation passages of the inner increase of mouth mask, exhalation passages can be an interlayer, also can be a pipeline, by the buffer action of exhalation passages, make the gas of breathing out directly arrive check valve and directly be discharged into mouth mask outside by exhalation passages in mouth mask, the gas of breathing out can not be diffused into whole mouth mask in mouth mask, in mouth mask, original fresh air continues to retain, when air-breathing, expiratory one-way valve is closed, extraneous gas is inhaled in mouth mask, first the fresh gas of maintenance in original mouth mask be inhaled in body, improve the scavenging efficiency of breathing while wearing mouth mask, thereby can reduce the sensation that even elimination is felt oppressed.

In the common exhalation passages of the inner increase of mouth mask that expiratory one-way valve is housed, exhalation passages can be an interlayer, also can be a pipeline, by the buffer action of exhalation passages, make the gas of breathing out directly arrive check valve and directly be discharged into mouth mask outside by exhalation passages in mouth mask, the gas of breathing out can not be diffused into whole mouth mask in mouth mask, in mouth mask, original fresh air continues to retain, when air-breathing, expiratory one-way valve is closed, extraneous gas is inhaled in mouth mask, first gas in original mouth mask be inhaled in body, improve the scavenging efficiency of breathing while wearing mouth mask, thereby can reduce the sensation that even elimination is felt oppressed.

Above-mentioned exhalation passages is to be started along outgassing direction to semi-enclosed interlayer expiratory one-way valve or ductway by nostril, above-mentionedly semiclosedly refer to that exhalation passages and expiratory one-way valve are to be tightly connected, open wide with one end that nostril is close, the size of the edge of opening of exhalation passages is not less than nostril outer rim, so that the gas of breathing out is all discharged by exhalation passages as far as possible, reduce the diffusion of the gas of breathing out in mouth mask as far as possible, thereby improve the scavenging efficiency of people in the time wearing mouth mask.

The mouth mask of this structure, has not only eliminated and in mouth mask, has caused sultry and moist sensation, has also reduced the formation of facial fog.

For achieving the above object, the utility model is taked following technical scheme:

The technology that the utility model proposes comprises mouth mask body, mouth mask rope, expiratory one-way valve, form the interlayer of exhalation passages, the top edge of passage and lower limb, the semi-enclosed inner chamber communicating with expiratory one-way valve that passage interlayer is separated out, form in use the exocoel of enclosure space with face laminating, wherein the lower limb of passage is connected with mouth mask body is seamless, form annular seal space, top edge is open state, have and the outside expiratory one-way valve being communicated with of mouth mask near the location arrangements of passage lower limb at mouth mask body, check valve is to outer closure, allow the gas of breathing out to discharge in mouth mask, when air-breathing, close completely.

First the gas of breathing out enter inner chamber, and the gas that has small part to breathe out enters exocoel from the top edge of passage, make the inner malleation that forms of whole mouth mask, expiratory one-way valve is opened, and the gas of now breathing out is all discharged to mouth mask outside and diffusion rapidly under the convection action of air by expiratory one-way valve.While entering suction condition, in mouth mask, original fresh air sucks oral cavity, and in mouth mask, form negative pressure, and closed check valve, gas passes through from the mouthpiece surface bed of material, enter in mouth mask through filtering, fresh clean air is provided, completes after respiration circulation, repeat process above, constantly circulation, breathes thereby complete high efficiency ventilation in the mouth mask of sealing.

Below in conjunction with example, the technical program is further described:

Brief description of the drawings

Fig. 1 is the spacer structure schematic diagram that the utility model is breathed isolated mouth mask.

Fig. 2 is the generalized section that the utility model is breathed the spacer structure of isolated mouth mask.

Fig. 3 is the pipeline configuration schematic diagram that the utility model is breathed isolated mouth mask.

Fig. 4 is the generalized section that the utility model is breathed the pipeline configuration of isolated mouth mask.

Reference numeral: 1, mouth mask body, 2, exhalation passages inner chamber, 3, mouth mask lanyard, 4, exhalation passages exocoel, 5, interlayer top edge, 6, interlayer lower limb, 7, interlayer, 8, expiratory one-way valve, 9, pipeline lower limb, 10, pipeline, 11, pipeline top edge,

Detailed description of the invention

The utility model embodiment 1:

Shown in Fig. 1, Fig. 2: the utility model is breathed spacer structure schematic diagram and the generalized section of isolated mouth mask, and it comprises mouth mask body 1, exhalation passages inner chamber 2, mouth mask lanyard 3, exhalation passages exocoel 4, interlayer top edge 5, interlayer lower limb 6, interlayer 7, expiratory one-way valve 8.

Exhalation passages inner chamber 2 is separated on mouth mask body 1 by interlayer 7, communicate with expiratory one-way valve 8, interlayer type exhalation passages exocoel 4 is the enclosure spaces that form with face laminating in use, wherein the lower limb 6 of interlayer type passage is connected with mouth mask body 1 is seamless, form semi-enclosed space, interlayer top edge 5 is open state, communicate by the upper space of interlayer top edge 5 every exhalation passages inner chamber 2 and exhalation passages exocoel 4, have and the outside expiratory one-way valve 8 being communicated with of mouth mask near the location arrangements of passage lower limb 6 at mouth mask body, check valve is to outer closure, allow the gas of breathing out to discharge in mouth mask, when air-breathing, close completely.When use, interlayer top edge 5 is placed in below, nostril, regulates the position of mouth mask, air tight with mouth mask and face's laminating, and interlayer does not affect while breathing and just can normally use.

The utility model embodiment 2:

Shown in Fig. 3 and Fig. 4, another embodiment approaching with technology provided by the utility model, the exhalation passages of breathing isolated mouth mask adopts structural representation and the generalized section of pipeline, and it comprises mouth mask body 1, mouth mask lanyard 3, expiratory one-way valve 8, exhalation passages inner chamber 2, pipeline lower limb 9, pipeline 10, pipeline top edge 11, exhalation passages exocoel 4.

Exhalation passages inner chamber 2 is surrounded by the inner housing of pipeline 10, expiration formula passage exocoel 4 is the enclosure spaces that form with face laminating in use, wherein the lower limb 9 of pipeline is connected with mouth mask body 1 is seamless, form semi-enclosed space, pipeline top edge 11 is open state, exhalation passages inner chamber 2 and exhalation passages exocoel 4 communicate by the upper space of the top edge 11 of pipeline, pipeline lower limb 9 communicates with expiratory one-way valve 8, expiratory one-way valve 8 is to outer closure, allow the gas of breathing out to discharge in mouth mask, when air-breathing, close completely, when use, pipeline top edge is also placed in bottom, nostril, regulate mouth mask position, just can normally use not affect eupnea so that the laminating of mouth mask and face is air tight.

In example of the present utility model, the interlayer 7 and the pipeline 10 that form exhalation passages are designs of most critical, its link position on mouth mask body 1, the shape of exhalation passages and parameter all need to carry out detailed design and test according to different crowds, do not affecting under the prerequisite of mouth mask comfortable wearing, when designing and making, reduce the resistance while expiration as far as possible, also will consider the buffer action for breath of exhalation passages.

The isolated mouth mask of breathing that a designing and making is good, can effectively improve mouth mask scavenging efficiency in use, and for the user, the mouth mask of high scavenging efficiency can not only provide cleaned air, and enough ozones can also be provided.

Above-mentioned example has well embodied the mouth mask that scavenging efficiency provided by the utility model is high, through the physical varification of making, this mouth mask with exhalation passages, the fine buffer action that realizes breathing gas, the various needs that can meet mouth mask in life or while work, are applicable to the various yards requirement in one's power of common life and work.

It is low, durable that the isolated mouth mask of this breathing has cost, and keep in repair and safeguard simply, possessed the condition of large-scale promotion at present, can produce good economic benefit and social benefit.

Claims

1. breathe isolated mouth mask for one kind, it comprises mouth mask body (1), exhalation passages inner chamber (2), mouth mask lanyard (3), exhalation passages exocoel (4), expiratory one-way valve (8), its principal character is: exhalation passages inner chamber (2) one end is connected with expiratory one-way valve (8) sealing, simultaneously with seamless connection of mouth mask body (1).

2. the isolated mouth mask of breathing according to claim 1, it is characterized in that: in the middle of exhalation passages inner chamber (2) and exhalation passages exocoel (4), be designed with interlayer (7), exhalation passages inner chamber (2) and exhalation passages exocoel (4) communicate by the upper space of interlayer top edge (5); Exhalation passages inner chamber (2) communicates with expiratory one-way valve (8), the lower limb (6) of interlayer type passage and seamless connection of mouth mask body (1).

3. the isolated mouth mask of breathing according to claim 1, it is characterized in that: exhalation passages inner chamber (2) is made up of pipeline (11), and exhalation passages inner chamber (9) and exhalation passages exocoel (13) communicate by the upper space of the top edge (12) of pipeline; Pipeline lower limb (10) communicates with seamless connection of mouth mask body (1), exhalation passages inner chamber (2) expiratory one-way valve (8).