CN2054333U

CN2054333U - Dust prevention gauze mask

Info

Publication number: CN2054333U
Application number: CN 89207206
Authority: CN
Inventors: 张照衡; 张照平; 周广兰; 张弛; 周广安; 赵世良; 赵希贤
Original assignee: Individual
Current assignee: Individual
Priority date: 1989-05-13
Filing date: 1989-05-13
Publication date: 1990-03-14

Abstract

The utility model provides an improved dust prevention gauze mask. Two air filters are respectively arranged at both sides of a flexible plastic gauze mask, sealing sponges are arranged at the inner side of the gauze mask. The air filter is a switching window casket, provided with a multi M-shaped crumpled gauze net window having water storage sponges from top to bottom to cause the gauze net window to keep wetting, which increases the aspiration of the gauze net window. The sterilising medicine liquid and air cleaning agents, etc. can also be sucked into the water storage sponges to achieve the actions of sterilizing and cleaning air. The appearance of the utility model is as same as the ordinary gauze mask. The utility model has the advantages of good dust prevention and ventilation properties, convenient wash and easy use.

Description

Dust prevention gauze mask

The utility model relates to a kind of improved anti-dust respirator.

Anti-dust respirator adopts filter paper filter dirt more, must often change filter paper, and gas permeability is poor, and its outward appearance is not as the cotton yarn mouth mask.

Task of the present utility model provides a kind of without filter paper, and dustproof and all good anti-dust respirator of gas permeability, and its outer appearnce is similar to the cotton yarn mouth mask.

Task of the present utility model is finished as follows, this anti-dust respirator is mainly by the flexible plastic mouth mask, air filter and sealing sponge three parts are formed, in the both sides of flexible plastic mouth mask cover an air filter is arranged respectively, there is the sealing sponge cover inboard, air filter is a window case, a gauze window that is full of its window is arranged in the window case, be lined with the retaining sponge up and down, it makes the gauze window keep moistening, improved the dust suction effect of gauze window, also available sterilization soup and air freshener etc. suck in the retaining sponge, play sterilization and clean air effect, and its outward appearance is with general mouth mask, dustproof all good with gas permeability, gauze is taken out, just flushable, easy to use.

The embodiment of the anti-dust respirator that provides below by accompanying drawing describes concrete structure of the present utility model in detail.

Fig. 1 is the oblique view of anti-dust respirator one embodiment

Fig. 2 is the oblique view of the air filter of anti-dust respirator.

Fig. 3 is the A-A profile of the air filter of anti-dust respirator.

Fig. 4 is the B-B profile of the air filter of anti-dust respirator.

With reference to accompanying drawing, an air filter window casket 6 is respectively arranged in the both sides of a flexible plastic mouth mask cover 1, can block window casket 6 at cover 1 both sides fluting, or also can on directly pasting, sealing sponge 2 is all arranged up and down, but air filter window casket 6 is window caskets of the folding of being made by duroplasts, the gauze window 4 of many M shape fold is housed in the window, gauze window 4 is contained in the window place of window case 6 up and down by retaining sponge 7 up and down, gauze window 4 can adopt terylene net or stainless (steel) wire to be converted into, and being shaped to many M shape fold window, similar accordion wrinkle have certain elasticity, two withstands on the front and rear wall of window case 6, the wide folding with gauze window 4 in window case 6 left and right sides is the same wide, and gauze just in time is stuck in the box, and also available fluffy yarn agglomerate is as gauze window 4 usefulness.

Side at air filter window casket 6 also has sealing sponge 5, sponge 2,5 is highly the same after posting, in a plane, when mouth mask frenulum 3 is pricked upward use, the inner chamber of mouth mask and outside by being close to facial sealing sponge 2,5, isolate inner chamber with outside, the muscle of mouth mask cover 1 oriented four jiaos of radiation, make air must pass through gauze window 4 turnover of the window of cleaner, because the effect of retaining sponge 7, make the gauze window 4 of many foldings moistening, the dust in air that enters in the mouth mask is attracted on the gauze window 4, plays dustproof effect, gauze window 4 is than filter paper good permeability, and can arbitrarily wash, better than cotton yarn mouth mask again as Winter proofing mouth mask with it, can not make on the bespectacled eyeglass and produce steam.

Claims

1, anti-dust respirator is made up of flexible plastic mouth mask, air filter and sealing sponge three parts, it is characterized by:

A, in the both sides of flexible plastic mouth mask cover 1 air filter is arranged respectively, there is sealing sponge 2,5 cover 1 inboard;

B, air filter are a window case 6, and the gauze window 4 of the window that is full of it is arranged in it, and gauze window 4 is lined with retaining sponge 7 up and down.

2, anti-dust respirator according to claim 1, but the window case 6 that it is characterized by air filter is made the window casket for folding by duroplasts.

3,, it is characterized by gauze window 4 and be the gauze window of many M shape fold according to claim 1,2 described anti-dust respirators.

4,, it is characterized by gauze window 4 and be fluffy yarn agglomerate according to claim 1,2 described anti-dust respirators.