JPH02104055U

JPH02104055U -

Info

Publication number: JPH02104055U
Application number: JP1221089U
Authority: JP
Priority date: 1989-02-06
Filing date: 1989-02-06
Publication date: 1990-08-17

Description

[Brief explanation of the drawing]

第１図は、本考案の一実施例を示す斜視図、第
２図は、同実施例の濾過器を示す分解斜視図、第
３図は第１図の―線に沿う断面図、第４図は
、同実施例の入気弁を示す正面図、第５図は、同
実施例の鼻腔挿入呼吸器を示す分解斜視図、第６
図は、同鼻腔挿入呼吸器の断面図である。１……空気濾過器、２……軟管、３……呼吸器
、４……支え枠、１０……鉤、１１……箱枠、１
２……濾過材、１３……内隔板、１４……濾過出
口、１５……空気入口弁、２１……軟管後端、２
２……軟管前端、３１……水平管、３２……入気
孔、３３……鼻腔挿入用プラグ、３４……排気弁
、３５……防風材、４１……支え枠前端部、４２
……ブラケツト、４３……後方鉤、４４……弾性
マツト、１１０……外側箱枠、１３１……孔、３
１２……孔、３１３……排気孔、３２１……凸縁
、３３１……伸縮管、３３２……環状パツキング
、３５１……楔形部、３５２……クリツプ、３５
３……孔、Ｎ……鼻孔。 Fig. 1 is a perspective view showing an embodiment of the present invention, Fig. 2 is an exploded perspective view showing a filter of the same embodiment, Fig. 3 is a cross-sectional view taken along line - in Fig. 1, and Fig. 4 The figures are a front view showing the inlet valve of the same embodiment, FIG. 5 is an exploded perspective view showing the nasal cavity respirator of the same embodiment, and FIG.
The figure is a cross-sectional view of the same nasal cavity respirator. 1...Air filter, 2...Soft tube, 3...Respirator, 4...Support frame, 10...Hook, 11...Box frame, 1
2...Filtering material, 13...Inner partition plate, 14...Filtering outlet, 15...Air inlet valve, 21...Soft tube rear end, 2
2...Front end of soft tube, 31...Horizontal pipe, 32...Inlet hole, 33...Plug for nasal cavity insertion, 34...Exhaust valve, 35...Windproof material, 41...Front end of support frame, 42
... Bracket, 43 ... Rear hook, 44 ... Elastic mat, 110 ... Outer box frame, 131 ... Hole, 3
12... Hole, 313... Exhaust hole, 321... Convex edge, 331... Telescopic tube, 332... Annular packing, 351... Wedge-shaped portion, 352... Clip, 35
3...hole, N...nostril.

Claims

[Claims for Utility Model Registration] (1) Plugs 33, 3 for nasal cavity insertion are provided at the rear of the center of a horizontal tube 31 with inlet holes 32, 32 formed at both ends.
3, and an exhaust hole 3 is connected to the horizontal pipe 31 at a position facing the nasal cavity insertion plug 33 in front of the center thereof.
13 and an exhaust valve 34 that opens only when exhausting.
an air filter 1 fixed to the support frame 4 and having a filter material 12, a filter outlet 14, and an air inlet valve 15 that opens only during inhalation; A respirator comprising: soft tubes 2, 2 connected to the filtration outlet 14 of the respirator 1 and having a front end 22 connected to the inlet hole 32 of the respirator 3. (2) The air filter 1 includes an inner box frame 11 having the filtration outlet 14 and a large number of holes 11 through which air passes.
1, and an inner partition plate 13 between the inner box frame 11 and the outer box frame 110, which also has a large number of air vents 131 and has the air inlet valve 15 attached thereto; The inner partition plate 1
3 and the filtering material 12 placed between the outer box frame 110.
Respiratory organs as described in Section. (3) A space between the inner partition plate 13 and the inner box frame 11 of the air filter 1 is formed to have an L-shaped cross section, and the air inlet valve 15 is provided at the upper part of the space. The respiratory apparatus according to claim 1 or 2. (4) The respiratory apparatus according to any one of claims 1 to 3, wherein the respiratory apparatus 3 is provided with a windbreak material 35 in front of the exhaust valve 34 of the horizontal pipe 31. (5) A wedge-shaped portion 351 having a V-shaped cross section with the tip facing forward is formed on the windbreak material 35, and clips 352 are provided at the rear of both sides to attach the exhaust valve 34.
sandwiching the horizontal pipe 31 from the front of the wedge-shaped portion 3
5. The respiratory apparatus according to claim 4, wherein the air is exhausted through the hole 353 formed with the vent. (6) The nasal cavity insertion plug 33 has a telescopic tube 331 connected to the rear hole 312 of the horizontal tube 31.
and an annular packing 332 that is fitted into the rear end of the extensible tube 331 and inserted into the nasal cavity N. The respiratory apparatus according to any one of claims 1 to 5. (7) Connect the front end 41 of the support frame 4 to the horizontal pipe 31
The central part is connected to the rear end 21 of the soft tube 2, and the air filter 1 is hung with the hook 10 of the air filter 1. Meanwhile, the support frame The respiratory apparatus according to any one of claims 1 to 6, characterized in that a rear hook (43) is formed at the rear end of the respiratory organ (43). (8) An elastic mat 4 is installed near the rear end of the support frame 4.
8. The respiratory apparatus according to claim 1, further comprising: 4.