JPS6345262U - - Google Patents

Info

Publication number
JPS6345262U
JPS6345262U JP13545686U JP13545686U JPS6345262U JP S6345262 U JPS6345262 U JP S6345262U JP 13545686 U JP13545686 U JP 13545686U JP 13545686 U JP13545686 U JP 13545686U JP S6345262 U JPS6345262 U JP S6345262U
Authority
JP
Japan
Prior art keywords
diaphragm
sliding ring
mechanical seal
flexible material
bent part
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.)
Pending
Application number
JP13545686U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13545686U priority Critical patent/JPS6345262U/ja
Publication of JPS6345262U publication Critical patent/JPS6345262U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Sealing (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例ダイアフラムのメカ
ニカルシールへの取付状態を示す半裁断面図、第
２図および第３図はそれぞれ他の実施例を示す要
部断面図、第４図は従来のダイアフラムの一例を
示す要部断面図、第５図は同じく吸着時の要部断
面図である。 １…回転側摺動環、２…回転軸、６…固定側摺
動環、７…ケーシング、８…ダイアフラム、９…
屈曲部、１０ａ，１０ｂ…対向する面、１１…切
欠部、１２…突起部、１５，１６…連通孔。 Fig. 1 is a half-cut sectional view showing how a diaphragm according to an embodiment of the present invention is attached to a mechanical seal, Figs. 2 and 3 are sectional views of essential parts showing other embodiments, and Fig. 4 is a conventional diaphragm. FIG. 5 is a cross-sectional view of a main part showing an example of a diaphragm, and FIG. 5 is a cross-sectional view of a main part during adsorption. DESCRIPTION OF SYMBOLS 1... Rotating side sliding ring, 2... Rotating shaft, 6... Stationary side sliding ring, 7... Casing, 8... Diaphragm, 9...
Bent portions, 10a, 10b... opposing surfaces, 11... notches, 12... protrusions, 15, 16... communicating holes.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] メカニカルシールの一方の摺動環と該摺動環の
保持部材との間に介装されベロー状の屈曲部を有
する可撓材製のダイアフラムであつて、屈曲部の
両側で互いに対向する面のうち少なくとも一方に
、前記屈曲部の内側空間とその内周側の空間との
連通手段を形設したことを特徴とするメカニカル
シール用ダイアフラム。 A diaphragm made of a flexible material that is interposed between one sliding ring of a mechanical seal and a holding member of the sliding ring and has a bellows-shaped bent part, the diaphragm being made of a flexible material and having surfaces facing each other on both sides of the bent part. A diaphragm for a mechanical seal, characterized in that at least one of the diaphragms is provided with a means for communicating between the inner space of the bent portion and the space on the inner peripheral side thereof.
JP13545686U 1986-09-05 1986-09-05 Pending JPS6345262U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13545686U JPS6345262U (en) 1986-09-05 1986-09-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13545686U JPS6345262U (en) 1986-09-05 1986-09-05

Publications (1)

Publication Number Publication Date
JPS6345262U true JPS6345262U (en) 1988-03-26

Family

ID=31037658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13545686U Pending JPS6345262U (en) 1986-09-05 1986-09-05

Country Status (1)

Country Link
JP (1) JPS6345262U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02126573U (en) * 1989-03-24 1990-10-18
JP2012017761A (en) * 2010-07-06 2012-01-26 Furukawa Industrial Machinery Systems Co Ltd Mechanical seal used for uniaxial eccentric screw pump and uniaxial eccentric screw pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51513B2 (en) * 1971-08-11 1976-01-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51513B2 (en) * 1971-08-11 1976-01-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02126573U (en) * 1989-03-24 1990-10-18
JP2012017761A (en) * 2010-07-06 2012-01-26 Furukawa Industrial Machinery Systems Co Ltd Mechanical seal used for uniaxial eccentric screw pump and uniaxial eccentric screw pump

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