JPS632883U - - Google Patents
Info
- Publication number
- JPS632883U JPS632883U JP9690386U JP9690386U JPS632883U JP S632883 U JPS632883 U JP S632883U JP 9690386 U JP9690386 U JP 9690386U JP 9690386 U JP9690386 U JP 9690386U JP S632883 U JPS632883 U JP S632883U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- rib
- hole
- plate
- sliding plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
- Diaphragms And Bellows (AREA)
Description
第1図a,bは本考案の一実施例におけるダイ
アフラムの正面図及び側面図、第2図aは同上の
センタープレートの正面図、第2図b,cは第2
図aの―断面図及びY―Y断面図、第3図a
,bは本考案の他例を示す分解断面図及び滑り板
の挿着方法を示す断面図、第4図は本考案の更に
他例を示す断面図、第5図はダイアフラムポンプ
の駆動部分の概略図、第6図及び第7図は永久磁
石と鉄芯との干渉状態を示す説明図、第8図は従
来例における軸とセンタープレートとの嵌合状態
を示す断面図、第9図は同上のダイアフラムにセ
ンタープレートと補助プレートを取り付けた状態
の断面図、第10図a,bは同上のダイアフラム
の平面図及び断面図、第11図a,bは同上のセ
ンタープレートの平面図及び断面図、第12図は
同上のセンタープレートの破壊状態を示す断面図
である。
1……ダイアフラム、2……センタープレート
、3……孔、4……リブ、5……切り欠き、6…
…溝、7……溝無し部、21……補助プレート。
Figures 1a and b are front and side views of a diaphragm in one embodiment of the present invention, Figure 2a is a front view of the same center plate, and Figures 2b and c are a
Figure a - cross-sectional view and Y-Y cross-sectional view, Figure 3 a
, b is an exploded cross-sectional view showing another example of the present invention and a cross-sectional view showing the method of inserting the sliding plate, FIG. 4 is a cross-sectional view showing still another example of the present invention, and FIG. The schematic diagram, FIGS. 6 and 7 are explanatory diagrams showing the state of interference between the permanent magnet and the iron core, FIG. 8 is a sectional view showing the fitted state of the shaft and center plate in the conventional example, and FIG. 9 is A cross-sectional view of the above diaphragm with a center plate and an auxiliary plate attached, Figures 10a and b are a plan view and a cross-sectional view of the same diaphragm, and Figures 11 a and b are a plan view and a cross-section of the same center plate. FIG. 12 is a sectional view showing a broken state of the center plate same as above. 1... Diaphragm, 2... Center plate, 3... Hole, 4... Rib, 5... Notch, 6...
... Groove, 7... Non-grooved section, 21... Auxiliary plate.
Claims (1)
センタープレートと補助プレートとにより挾持さ
せたダイアフラムの保持構造において、センター
プレートを取り付けるための孔の内周部にリブを
突出させ、このリブに少なくとも一箇所の切り欠
きを設け、センタープレートに上記リブを嵌合さ
せるための溝を形成すると共にこの溝内に前記切
り欠きと嵌合する溝無し部を設けて成るダイアフ
ラムの保持構造。 (2) 摩擦係数の小さな滑り板に前記リブの径以
下の大きさの内径の透孔を設け、滑り板の透孔を
ダイアフラムのリブに挿通させて滑り板をダイア
フラムとセンタープレートとの間に介在させて成
る実用新案登録請求の範囲第1項記載のダイアフ
ラムの保持構造。 (3) 前記リブの先端部外周にフランジを設け、
摩擦係数の小さな滑り板にフランジの外径以下の
大きさの内径の透孔を設け、滑り板の透孔をダイ
アフラムのリブに挿通させて滑り板をダイアフラ
ムとセンタープレートとの間に介在させて成る実
用新案登録請求の範囲第1項記載のダイアフラム
の保持構造。[Claims for Utility Model Registration] (1) In a diaphragm holding structure in which both sides of the hole of a rubber diaphragm are held between a center plate and an auxiliary plate, the inner circumference of the hole for attaching the center plate is A rib is made to protrude, a notch is provided in at least one place in the rib, a groove is formed in the center plate for fitting the rib, and a non-grooved part is provided in the groove to fit with the notch. A diaphragm retaining structure. (2) A sliding plate with a small coefficient of friction is provided with a through hole with an inner diameter smaller than the diameter of the rib, and the through hole of the sliding plate is inserted through the rib of the diaphragm, so that the sliding plate is placed between the diaphragm and the center plate. A diaphragm holding structure according to claim 1 of the registered utility model, which is formed by interposing the diaphragm. (3) A flange is provided on the outer periphery of the tip of the rib,
A sliding plate with a small coefficient of friction is provided with a through hole with an inner diameter smaller than the outer diameter of the flange, and the through hole of the sliding plate is inserted through the rib of the diaphragm, so that the sliding plate is interposed between the diaphragm and the center plate. A diaphragm holding structure according to claim 1 of the utility model registration.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9690386U JPH0238076Y2 (en) | 1986-06-25 | 1986-06-25 | |
KR870002704A KR870010315A (en) | 1986-04-24 | 1987-03-24 | Electronic pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9690386U JPH0238076Y2 (en) | 1986-06-25 | 1986-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS632883U true JPS632883U (en) | 1988-01-09 |
JPH0238076Y2 JPH0238076Y2 (en) | 1990-10-15 |
Family
ID=30963213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9690386U Expired JPH0238076Y2 (en) | 1986-04-24 | 1986-06-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0238076Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008150959A (en) * | 2006-12-14 | 2008-07-03 | Techno Takatsuki Co Ltd | Central holding assembly of diaphragm |
-
1986
- 1986-06-25 JP JP9690386U patent/JPH0238076Y2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008150959A (en) * | 2006-12-14 | 2008-07-03 | Techno Takatsuki Co Ltd | Central holding assembly of diaphragm |
Also Published As
Publication number | Publication date |
---|---|
JPH0238076Y2 (en) | 1990-10-15 |