CN201278831Y

CN201278831Y - Bag type bracket respirator

Info

Publication number: CN201278831Y
Application number: CNU2008201333115U
Authority: CN
Inventors: 王浩田
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-30
Filing date: 2008-08-30
Publication date: 2009-07-29
Anticipated expiration: 2018-08-30

Abstract

The utility model relates to a bag bracket mask, which comprises a filtering bag, a bracket arranged in the filtering bag and two nasal tubes inserted into the upper part of the filtering bag. The utility model is characterized in that the inside of the filtering bag is provided with a breathing opening; the bracket is arranged in the opening, so the edge of the opening is pressed outside the mouth and nose of the user and is tightly matched with the facial curve of the user, and meanwhile, the internal and external layers of the filtering bag spread out to form an air circulating cavity. The upper ends of the nasal tubes prop against the two nostrils to communicate the nasal cavity with the filtering bag closely. The bag mask has the advantages of less contact between filtering material and the face, large effective respiration area, favorable air tightness, simple structure, no suffocation, and the like.

Description

Pocket type support mouth mask

One, technical field

The utility model relates to a kind of protective mask, and particularly a kind of and the facial contact area people be little, effectively breathe the big pocket type support mouth mask of area.

Two, background technology

Existing various mouth mask is various in style both at home and abroad at present, but the following shortcoming of ubiquity: 1, big with the facial contact area, almost be that all cover is buckled on the face, compressing is facial, and stuffiness sense is strong; 2, filtering material very major part is affixed on the usefulness that face is done sealing, and it is little effectively to breathe area, and respiratory pressure is big, causes anoxic; 3, air-tightness is bad, especially nasal side gas leakage.So, in numerous factory's mine traffic transport industries, though air condition is extremely abominable, the protective mask but labourer but is unwilling to wear, mostly exposed operation, occupational diseases such as pneumoconiosis, poisoning are quite serious, many people therefore lose labour capacity and even life, make us what a pity pitiful.

Three, summary of the invention

The purpose of this utility model is intended to overcome the deficiency of above-mentioned prior art, provide a kind of and facial contact little, effectively breathe that area is big, comfortable wearing, pocket type support mouth mask that air-tightness is good.

The technical scheme that its technical problem that solves the utility model adopts is: filtering material is made the filtration cloth bag, open pneumostome in the inboard; Plastic support is placed wherein by pneumostome, overlays on the edge of pneumostome; Inserted in two nose communicating pipes and filter the cloth bag top; Mouth mask has only a root system band to be fixed on the support.When wearing, have only the pneumostome edge that filters cloth bag directly to contact with the facial of people with nose communicating pipe.

The utility model is compared the good effect that has with existing technology: little and identical well with people's facial contact, whole filtration cloth bag all is effectively to breathe area, does not almost have dead space, does not oppress mouth and nose, comfortable wearing, and respiratory pressure is little.

Four, description of drawings

Fig. 1 is the structural representation of first embodiment of the present utility model;

Fig. 2 is the structural representation of second embodiment of the present utility model.

Five, the specific embodiment

Below in conjunction with the embodiment accompanying drawing the utility model is described in further detail:

In the embodiment shown in fig. 1, filtering cloth bag (1) inboard has pneumostome (4), and support (2) is placed wherein by pneumostome (4).Support (2) will filter the about two-layer of cloth bag (1) simultaneously and prop up separately, and will be without hindrance to ventilate.(3) lower end inserted in and filtered cloth bag (1) top nose communicating pipe, and mouth mask frenulum (5) is fixed on the support.When wearing, support is pushed the edge of pneumostome on the lip limit that fits in the people, and nose communicating pipe upper end stays on people's nostril, makes nostril and filtration cloth bag is closely knit to engage.The mouth mask frenulum is fixed on the support, lie in neck after.

In another embodiment shown in Figure 2, filtering cloth bag (1) inboard has pneumostome (4), and support (2) is placed wherein by pneumostome (4).Support (2) will filter the about two-layer of cloth bag (1) simultaneously and prop up separately, and will be without hindrance to ventilate.When wearing, pneumostome and edge thereof comprise people's mouth and nose, and support is pushed the pneumostome edge on the mouth and the edge of nose that fits in the people, and the mouth mask frenulum is fixed on the support, lie in neck after.

Claims

1, a kind of pocket type support mouth mask, comprise and filtering cloth bag (1) and placement support (2) and nose communicating pipe (3) wherein, it is characterized in that: filtering cloth bag (1) inboard has pneumostome (4), support (2) is placed wherein, overlay on the edge of pneumostome (4), insert in the top of filtering cloth bag two nose communicating pipes (3); A frenulum of mouth mask (5) lies on the support.

2, pocket type support mouth mask according to claim 1 is characterized in that: filter cloth bag (1) and made by filtering material, pneumostome (4) is arranged in the inboard.

3,, pocket type support mouth mask according to claim 1, it is characterized in that: support (2) is plastic framework, overlays in the edge of pneumostome (4), will filter inside and outside two-layer the strutting of cloth bag (1) simultaneously.

4,, pocket type support mouth mask according to claim 1, it is characterized in that: nose communicating pipe (3) is the envelope shape, inserts in the top of filtering cloth bag (1).