JPH0434469U - - Google Patents

Info

Publication number
JPH0434469U
JPH0434469U JP7633490U JP7633490U JPH0434469U JP H0434469 U JPH0434469 U JP H0434469U JP 7633490 U JP7633490 U JP 7633490U JP 7633490 U JP7633490 U JP 7633490U JP H0434469 U JPH0434469 U JP H0434469U
Authority
JP
Japan
Prior art keywords
pump
check valve
tapered portion
diameter
tapered
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
JP7633490U
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 JP7633490U priority Critical patent/JPH0434469U/ja
Publication of JPH0434469U publication Critical patent/JPH0434469U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Reciprocating Pumps (AREA)

Description

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

第１図ａとｂは本考案の一実施例を示す模式的
要部側断面図、第２図は逆止弁の配置とその動作
を示すブロツク図、第３図ａとｂは従来の逆止弁
の一構造例を示す模式的要部側断面図である。 図において、１は球体、３はストツパー、４は
ストツパー装着溝、５はフランジ、５ａはネジの
挿通孔、６はテーパ部、７と５５は本体部、８は
パツキン、１０と５０は逆止弁、５０Ａは運転側
逆止弁、５０Ｂは待機側逆止弁、１４は冷却水供
給管、１５は冷却水、１５Ａは運転側ポンプから
送出された冷却水、１５Ｂは待機側ポンプから送
出された冷却水、１８はポンプヘツド部、２０は
ポンプ、２０Ａは運転側ポンプ、２０Ｂは待機側
ポンプ、８０は電子機器、Ｄはテーパ部６の最大
径、ｄはテーパ部６の最小径、Ｄ′は球体の直径
、をそれぞれ示す。 Figures 1a and b are schematic side sectional views of essential parts showing one embodiment of the present invention, Figure 2 is a block diagram showing the arrangement and operation of the check valve, and Figures 3a and b are conventional check valves. FIG. 2 is a schematic side sectional view of a main part showing an example of a structure of a stop valve. In the figure, 1 is a sphere, 3 is a stopper, 4 is a stopper mounting groove, 5 is a flange, 5a is a screw insertion hole, 6 is a tapered part, 7 and 55 are main body parts, 8 is a packing, 10 and 50 are non-returning Valve, 50A is a driving side check valve, 50B is a standby side check valve, 14 is a cooling water supply pipe, 15 is a cooling water, 15A is cooling water sent out from the driving side pump, 15B is sent out from the standby side pump. 18 is a pump head part, 20 is a pump, 20A is a driving side pump, 20B is a standby side pump, 80 is an electronic device, D is the maximum diameter of the tapered part 6, d is the minimum diameter of the tapered part 6, D' are the diameters of the spheres, respectively.

Claims (1)

【実用新案登録請求の範囲】 電子機器等に冷却水を供給するポンプであつて
、 その直径が連続的に変化するテーパ部６を内壁
面に装備してなる本体部７と、このテーパ部６の
直径が最大となる上端部分に配置された網状のス
トツパー３と、当該テーパ部６の直径が最少とな
る下端部分に配置されたパツキン８と、これらス
トツパー３とパツキン８とによつて両端部を塞が
れた前記テーパ部６内において位置移動可能に配
置された球体１と、によつて構成された逆止弁１
０を装備してなることを特徴とする逆止弁付きポ
ンプ。[Claims for Utility Model Registration] A pump for supplying cooling water to electronic equipment, etc., which includes a main body 7 equipped with a tapered part 6 whose diameter changes continuously on the inner wall surface, and this tapered part 6. A net-like stopper 3 is placed at the upper end where the diameter of the tapered portion 6 is the maximum, and a gasket 8 is placed at the bottom end where the diameter of the tapered portion 6 is the minimum. and a sphere 1 movably disposed within the tapered portion 6 which is closed.
A pump with a check valve, characterized in that it is equipped with a check valve.
JP7633490U 1990-07-17 1990-07-17 Pending JPH0434469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7633490U JPH0434469U (en) 1990-07-17 1990-07-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7633490U JPH0434469U (en) 1990-07-17 1990-07-17

Publications (1)

Publication Number Publication Date
JPH0434469U true JPH0434469U (en) 1992-03-23

Family

ID=31617710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7633490U Pending JPH0434469U (en) 1990-07-17 1990-07-17

Country Status (1)

Country Link
JP (1) JPH0434469U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07293386A (en) * 1994-03-07 1995-11-07 Walbro Corp Check valve for engine fuel delivery device
KR100446771B1 (en) * 2002-01-26 2004-09-01 엘지전자 주식회사 Apparatus for discharging gas small type reciprocating compressor
KR100469456B1 (en) * 2002-01-08 2005-02-02 엘지전자 주식회사 Structure for discharging gas small type reciprocating compressor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07293386A (en) * 1994-03-07 1995-11-07 Walbro Corp Check valve for engine fuel delivery device
KR100469456B1 (en) * 2002-01-08 2005-02-02 엘지전자 주식회사 Structure for discharging gas small type reciprocating compressor
KR100446771B1 (en) * 2002-01-26 2004-09-01 엘지전자 주식회사 Apparatus for discharging gas small type reciprocating compressor

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