【図面の簡単な説明】[Brief explanation of drawings]
第１図は本考案にかかるポンプ装置の一実施例
を示す―線にそつた縦断面図、第２図は第１
図実施例のハウジング半体３０Ｂの形状を示すた
めの―線にそつた平面図、第３図は第１図実
施例のダイアフラム駆動装置４０の形状を示すた
めの―線にそつた平面図、第４図は第１図実
施例のダイアフラム５０の形状を示すための―
線にそつた平面図、第５図は第１図実施例のダ
イアフラム５０の形状を示すための―線にそ
つた平面図、第６図は第１図実施例の弁座６０の
形状を示すための―線にそつた平面図、第７
図は第１図実施例の弁体７０の形状を示すための
―線にそつた平面図、第８図は第１図実施例
のポンプ蓋体８０の形状を示すための―線に
そつた平面図、第９図は本考案にかかるポンプ装
置の他の実施例を示す第１図と同様の縦断面図、
第１０図は第９図実施例のダイアフラム駆動装置
４０の形状を示すための―線にそつた平面図
、第１１図は従来例を示すための第１図と同様の
縦断面図である。
１０……ポンプ装置、２０……モータ、２１…
…回転出力軸、３０……ポンプハウジング、３０
Ａ，３０Ｂ……ハウジング半体、３１……ネジ、
３２……開口部、３３Ａ，３３Ｂ，３３Ｃ……ポ
ンプ孔部、３４……ネジ孔、３５……中央部、４
０……ダイアフラム駆動装置、４１……カラー、
４１ａ……外周面、４１ｂ……基端部端面、４１
ｃ……先端部端面、４１ｄ……ベアリング装着用
突部、４２……ベアリング、４３……ダイアフラ
ム駆動体、４３ａ……ベアリング取付孔、５０…
…ダイアフラム、５１……ネジ孔、５２Ａ，５２
Ｂ，５２Ｃ……ダイアフラム小部、５３Ａ，５３
Ｂ，５３Ｃ……駆動部、５４Ａ，５４Ｂ，５４Ｃ
……拡張部、５５Ａ，５５Ｂ，５５Ｃ……ポンプ
小室、６０……弁座、６１……ネジ孔、６２Ａ，
６２Ｂ，６２Ｃ……吸入孔、６３Ａ，６３Ｂ，６
３Ｃ……吐出孔、７０……弁体、７１……ネジ孔
、７２Ａ，７２Ｂ，７２Ｃ……吸入孔、７３Ａ，
７３Ｂ，７３Ｃ……吸入弁、７４……吐出孔、７
５Ａ，７５Ｂ，７５Ｃ……吐出弁、８０……ポン
プ蓋体、８１……ネジ孔、８２Ａ，８２Ｂ，８２
Ｃ……吸入口、８３……吐出口、８４……ネジ。
Fig. 1 shows an embodiment of the pump device according to the present invention - a vertical sectional view taken along a line, and Fig. 2 shows an embodiment of the pump device according to the present invention.
FIG . 3 is a plan view taken along the line to show the shape of the housing half body 30B of the embodiment shown in FIG. 3; FIG. FIG. 4 shows the shape of the diaphragm 50 of the embodiment shown in FIG.
5 is a plan view taken along the line to show the shape of the diaphragm 50 of the embodiment shown in FIG. 1; FIG. 6 is a plan view taken along the line to show the shape of the valve seat 60 of the embodiment shown in FIG. For - Plan along the line, No. 7
The figure is a plan view along the line to show the shape of the valve body 70 of the embodiment shown in FIG. 1, and FIG. 8 is a plan view taken along the line to show the shape of the pump lid body 80 of the embodiment shown in FIG. A plan view, FIG. 9 is a longitudinal sectional view similar to FIG. 1 showing another embodiment of the pump device according to the present invention,
Figure 10 shows the diaphragm drive device of the embodiment shown in Figure 9.
FIG. 11 is a plan view taken along the line 40 to show the shape of 40, and FIG. 11 is a longitudinal cross-sectional view similar to FIG. 1 to show the conventional example. 10 ...pump device, 20 ...motor, 21...
...Rotary output shaft, 30 ...Pump housing, 30
A, 30B... Housing half, 31... Screw,
32... Opening, 33A, 33B, 33C... Pump hole, 34... Screw hole, 35... Center, 4
0 ...Diaphragm drive device, 41...Color,
41a...Outer peripheral surface, 41b...Proximal end surface, 41
c...Tip end face, 41d...Bearing mounting protrusion, 42...Bearing, 43...Diaphragm driver, 43a...Bearing mounting hole, 50 ...
...Diaphragm, 51...Screw hole, 52A, 52
B, 52C...Diaphragm small part, 53A, 53
B, 53C... Drive section, 54A, 54B, 54C
... Expansion part, 55A, 55B, 55C ... Pump chamber, 60 ... Valve seat, 61 ... Screw hole, 62A,
62B, 62C... Suction hole, 63A, 63B, 6
3C...Discharge hole, 70 ...Valve body, 71...Screw hole, 72A, 72B, 72C...Suction hole, 73A,
73B, 73C...Suction valve, 74...Discharge hole, 7
5A, 75B, 75C...Discharge valve, 80 ...Pump lid body, 81...Screw hole, 82A, 82B, 82
C...Suction port, 83...Discharge port, 84...Screw.