JPH0352479U

JPH0352479U -

Info

Publication number: JPH0352479U
Application number: JP11400989U
Authority: JP
Priority date: 1989-09-28
Filing date: 1989-09-28
Publication date: 1991-05-21

Description

【図面の簡単な説明】第１図〜第４図は本考案によるエアーコントロ
ールバルブ付きリードバルブの第１の実施例を示
し、第１図は作動中の概略断面図、第２図は第１
図の−線で切断した要部の分解斜視図、第３
図ａは第２図に示した一部材の平面図、第３図ｂ
は第３図ａの−線で切断した断面図、第４図
は第１図の−線で切断した断面図、第５図〜
第７図は本考案によるエアーコントロールバルブ
付きリードバルブの第２の実施例を示し、第５図
は要部の分解斜視図、第６図は第５図の−線
で切断した断面図、第７図ａ，ｂはそれぞれ第６
図の要部の拡大説明図、第８図および第９図は従
来のエアーコントロールバルブ付きリードバルブ
を示し、第８図は不作動時の状態を示す概略断面
図、第９図は作動時の概略断面図である。１…上ケーシング、２…外筒、３…内筒、３ａ
…弁座部、４…ダイアフラム、４ａ…孔、５…窪
み部、６…蓋部材、７…閉塞部材、８…コイルス
プリング、９…リードバルブ、１０…下ケーシン
グ、１１，１６…ねじ、１２…連通孔、１３…ケ
ースコンプリート、１４…リード、１５…ストツ
パ、１７…保持部材、１８，２８…遮音部材、１
９，２９…遮音部材用蓋部材、１９ａ，２９ａ…
孔、２０，３０…内遮音部材、２１，３１…筒状
部、２２，３２…突起部、２３，３３…外遮音部
材、２４，３４…筒状部、２５，３５…突起部、
２６，３６…隔壁部。[Brief Description of the Drawings] Figures 1 to 4 show a first embodiment of a reed valve with an air control valve according to the present invention.
An exploded perspective view of the main parts taken along the - line in the figure, Part 3
Figure a is a plan view of one of the parts shown in Figure 2, Figure 3 b
is a sectional view taken along the - line in Fig. 3a, Fig. 4 is a sectional view taken along the - line in Fig. 1, and Figs.
Fig. 7 shows a second embodiment of the reed valve with air control valve according to the present invention, Fig. 5 is an exploded perspective view of the main parts, Fig. 6 is a sectional view taken along the - line in Fig. 5, Figures 7a and b are the 6th
8 and 9 show a conventional reed valve with an air control valve, FIG. 8 is a schematic sectional view showing the state when it is not in operation, and FIG. 9 is a schematic sectional view showing the state when it is in operation. It is a schematic sectional view. 1... Upper casing, 2... Outer cylinder, 3... Inner cylinder, 3a
... Valve seat, 4... Diaphragm, 4a... Hole, 5... Recess, 6... Lid member, 7... Closing member, 8... Coil spring, 9... Reed valve, 10... Lower casing, 11, 16... Screw, 12 ...Communication hole, 13...Case complete, 14...Lead, 15...Stopper, 17...Holding member, 18, 28...Sound insulation member, 1
9, 29...Lid member for sound insulation member, 19a, 29a...
Hole, 20, 30... Inner sound insulating member, 21, 31... Cylindrical part, 22, 32... Protrusion, 23, 33... Outer sound insulating member, 24, 34... Cylindrical part, 25, 35... Protruding part,
26, 36...Partition wall part.

Claims

[Claims for Utility Model Registration] (1) An upper casing that has an outer cylinder 2 and an inner cylinder 3 with an inflow port A provided on the side, and the lower ends of the outer cylinder 2 and the inner cylinder 3 are closed. 1, a reed valve 9 is disposed between the upper casing 1 and a lower casing 10 provided with an outflow port C, and a diaphragm 4 is installed on the upper surface of the outer cylinder 2 and inner cylinder 3 of the upper casing 1. positioning and fixing the peripheral edge between the lid member 6 and the outer cylinder 2, and providing a biasing member 8 between the lid member 6 and the diaphragm 4,
The valve seat 3a formed at the upper end of the inner cylinder 3 can be seated, and the lid member 6 is provided with a port B for signal pressure.
Further, sound insulating members 18 and 28 are provided in the annular space formed between the outer cylinder 2 and the inner cylinder 3, and the upper surface of the annular space is closed,
In addition, sound insulating member cover members 19 and 29 having holes 19a and 29a are provided, and the sound insulating members 18 and
28 is a cylindrical portion 21, 31 that fits into the inner cylinder 3;
and an inner sound insulating member 20, 30 having a plurality of projections 22, 32 projecting radially outward from the cylindrical portions 21, 31, and a hole that fits into the outer cylinder 2 and corresponds to the port A. an outer sound insulating member 23, 33 having a cylindrical portion 24, 34 with a hole therein and a plurality of protrusions 25, 35 projecting radially inward from the cylindrical portion 24, 34; 30 cylindrical parts 21, 31 and outer sound insulating member 23
, 33, and partition wall portions 26, 36 that close the gap between the cylindrical portions 24, 34 of the sound insulating members 18, 33, and after the fluid flowing in from the port A flows horizontally inside the sound insulation members 18, Sound insulation member cover member 1
1. A reed valve with an air control valve, characterized in that air flows into an inner cylinder 3 through holes 19a and 29a. (2) The reed valve with an air control valve according to claim 1, wherein the sound insulation members 20 and 23 are made of a porous material. (3) The reed valve with an air control valve according to claim 2, wherein the porous material is a sponge-like resin material or ceramics. (4) The reed valve with an air control valve according to claim 1, wherein all the projections 32, 35 of both the sound insulation members 30, 33 have different natural frequencies.