JPH0317200U - - Google Patents
Info
- Publication number
- JPH0317200U JPH0317200U JP7658389U JP7658389U JPH0317200U JP H0317200 U JPH0317200 U JP H0317200U JP 7658389 U JP7658389 U JP 7658389U JP 7658389 U JP7658389 U JP 7658389U JP H0317200 U JPH0317200 U JP H0317200U
- Authority
- JP
- Japan
- Prior art keywords
- sealing material
- shaft
- water pump
- impeller
- mechanical seal
- 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
Links
- 239000003566 sealing material Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 6
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Mechanical Sealing (AREA)
Description
第１図は、本考案第１実施例のウオーターポン
プの異物侵入防止機構１０の要部拡大断面図を示
す。第２図は、本考案第２実施例のウオーターポ
ンプの異物侵入防止機構３０の要部拡大断面図を
示す。
１０……ウオーターポンプの異物侵入防止機構
、１１……ウオーターポンプ、１２……シヤフト
、１３……インペラ、１５……メカニカルシール
、１６……第１シール材、１７……第２シール材
、２１……被覆部、２１ａ……インペラ側近接部
、１４……ケーシング、３０……ウオーターポン
プの異物侵入防止機構、３１……被覆部材、３１
ａ……インペラ側近接部。
FIG. 1 shows an enlarged sectional view of a main part of a foreign matter intrusion prevention mechanism 10 of a water pump according to a first embodiment of the present invention. FIG. 2 shows an enlarged sectional view of a main part of a foreign matter intrusion prevention mechanism 30 of a water pump according to a second embodiment of the present invention. DESCRIPTION OF SYMBOLS 10... Water pump foreign matter intrusion prevention mechanism, 11... Water pump, 12... Shaft, 13... Impeller, 15... Mechanical seal, 16... First sealing material, 17... Second sealing material, 21... ... Covering part, 21a ... Impeller side adjacent part, 14 ... Casing, 30 ... Water pump foreign matter intrusion prevention mechanism, 31 ... Covering member, 31
a...Proximity part on the impeller side.
Claims (1)
動する第２シール材とを有するメカニカルシール
と、該メカニカルシールを介してケーシングに回
転自在に支承されるシヤフトと、該シヤフトの一
端に嵌装されたインペラとを有するウオーターポ
ンプにおいて、前記第１シール材と前記第２シー
ル材との摺動部を被覆する被覆部を前記ケーシン
グの一部に形成し、該被覆部の前記インペラ近接
部は、前記シヤフトの軸方向に平行となるよう配
設されたウオーターポンプの異物侵入防止機構。 (2) 第１シール材と、該第１シール材と相対摺
動する第２シール材とを有するメカニカルシール
と、該メカニカルシールを介してケーシングに回
転自在に支承されるシヤフトと、該シヤフトの一
端に嵌装されたインペラとを有するウオーターポ
ンプにおいて、前記第１シール材と前記第２シー
ル材との摺動部を被覆する被覆部材を前記ケーシ
ングに配設し、該被覆部材の前記インペラ近接部
は、前記シヤフトのの軸方向に平行となるよう配
設されたウオーターポンプの異物侵入防止機構。[Claims for Utility Model Registration] (1) A mechanical seal having a first sealing material and a second sealing material that slides relative to the first sealing material, and rotatably supported on a casing via the mechanical seal. In the water pump, the water pump has a shaft that is attached to the shaft, and an impeller that is fitted to one end of the shaft, in which a covering part that covers a sliding part between the first sealing material and the second sealing material is provided on a part of the casing. A foreign matter intrusion prevention mechanism for a water pump, wherein a portion of the covering portion adjacent to the impeller is arranged so as to be parallel to an axial direction of the shaft. (2) a mechanical seal having a first sealing material and a second sealing material that slides relative to the first sealing material; a shaft rotatably supported on a casing via the mechanical seal; In the water pump having an impeller fitted at one end, a covering member that covers a sliding portion of the first sealing material and the second sealing material is disposed in the casing, and the covering member is close to the impeller. A foreign matter intrusion prevention mechanism of the water pump is arranged parallel to the axial direction of the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7658389U JPH0317200U (en) | 1989-06-29 | 1989-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7658389U JPH0317200U (en) | 1989-06-29 | 1989-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0317200U true JPH0317200U (en) | 1991-02-20 |
Family
ID=31618185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7658389U Pending JPH0317200U (en) | 1989-06-29 | 1989-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003033639A (en) * | 2001-07-25 | 2003-02-04 | Shin Meiwa Ind Co Ltd | Underwater mixer |
-
1989
- 1989-06-29 JP JP7658389U patent/JPH0317200U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003033639A (en) * | 2001-07-25 | 2003-02-04 | Shin Meiwa Ind Co Ltd | Underwater mixer |