Nasal-rest type caller
A nose pad type and nose pad technology, applied in the field of portable labor protection respirator, can solve the problems of stuffiness, impracticality, inconvenience for long-term use, etc., and achieve the effect of complete specifications, novel structure and ideal effect.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Publication Date
- 2006-03-08
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
Figure 1 Figure 2 Figure 3
Abstract
Description
technical field
[0001] The invention relates to a portable respirator for labor protection, in particular to a nose support type respirator which can purify the air with water or liquid medicine when breathing, and can atomize the water or liquid medicine at the same time. Background technique
[0002] make up No Document Number or Publication Number public date make up No Document Number or Publication Number public date 1 CN 2312727Y April 7, 1999 3 CN 2328386Y July 14, 1999 2 CN 2422976Y March 14, 2001 4 CN 1454675A November 12, 2003
[0003] The "concept" of the above respirator is all unsatisfactory, and its common deficiency is that there is a stuffy problem when breathing, which is not practical. The cause of stuffy air problem is: the breathing chamber of the existing respirator is too large, the exhalation discharge is not complete, and the inhal...
Examples
Embodiment Construction
[0015] exist figure 1 In the shown first embodiment: the feature of the respirator that is made up of suction valve, exhalation valve, breathing chamber, the water container that intake pipe is arranged is: in the breath that has suction valve 14 and exhalation valve 15 The chamber 12 is provided with a replaceable nose pad 11, and an exhalation valve 15 is arranged under the nose pad 11; a sponge body 7 is installed in the water container 1 and a purification area 4 and an atomization area 6 are arranged, and there is a Connected airway 5; interchangeable nose pads in figure 1 Middle refers to: the length H of the nose pad can be changed, and the adjustment range H=(0-16) mm; the inhalation valve 14 and the exhalation valve 15 have valve pads 22 respectively; the width A of the purification area in the water container 1 is greater than The width of the atomization zone is B, the volume of the purification zone 4 is greater than the volume of the atomization zone 6; one end o...