JPH0330595U - - Google Patents

Description

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

第１図は本考案のドレンポンプの例の断面図、
第２図は本考案のドレンポンプにおけるランナの
ａ側面図、ｂ断面図、およびｃ底面図であり、第
３図は従来技術による排水ポンプの例の断面図で
ある。 １……ポンプ本体、１ａ……ドレン導入口、１
ｂ……吐出口、２……ランナ、２ｂ……羽根、３
……シヤフト、３ａ……駆動軸嵌着孔、３ｂ…通
路、４……蓋、５……スリツト、６……モータ、
７……水切り円板、８……ランナ駆動軸、８ａ…
…開口、８ｂ……管路。 Figure 1 is a sectional view of an example of the drain pump of the present invention.
FIG. 2 is a side view, b sectional view, and c bottom view of the runner in the drain pump of the present invention, and FIG. 3 is a sectional view of an example of the drain pump according to the prior art. 1...Pump body, 1a...Drain inlet, 1
b...Discharge port, 2...Runner, 2b...Blade, 3
... Shaft, 3a ... Drive shaft fitting hole, 3b ... Passage, 4 ... Lid, 5 ... Slit, 6 ... Motor,
7...Draining disk, 8...Runner drive shaft, 8a...
...opening, 8b...pipeline.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸線を垂直とした略逆円錐台形状のポンプ本体
であつて側方上部に排水管を接続し底部に導入口
を形成したものの内に羽根を垂設したランナを設
けたポンプにおいて、該ランナは駆動軸嵌着孔の
内部からポンプ室内に向かつてランナ外面に開口
する通路を有し、ランナ駆動軸は内部がポンプの
外界と該駆動軸嵌着孔の内部とを連絡する通路を
構成した中空管体で形成されていることを特徴と
するドレンポンプ。 In a pump that has a substantially inverted truncated cone-shaped pump body with its axis vertical, a drain pipe is connected to the upper side and an inlet is formed at the bottom, and a runner is provided with a blade hanging therein. The runner drive shaft has a passageway extending from the inside of the drive shaft fitting hole into the pump chamber and opening to the outer surface of the runner, and the runner drive shaft has an inside that forms a passage connecting the outside world of the pump and the inside of the drive shaft fitting hole. A drain pump characterized by being formed of an empty tubular body.