JPH03116779U

JPH03116779U -

Info

Publication number: JPH03116779U
Application number: JP2623490U
Authority: JP
Priority date: 1990-03-15
Filing date: 1990-03-15
Publication date: 1991-12-03
Anticipated expiration: 2005-03-15
Also published as: JPH08535Y2

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の概略断面図、第２
図は同上の要部の分解斜視図、第３図は同上の吐
出パイプの断面図、第４図は同上の他の実施例の
吐出パイプの断面図、第５図は吐出ノズル部分の
断面図、第６図及び第７図は第５図の他の例の断
面図、第８図、第９図は従来例の断面図であつて
、１はポンプケース、１ａは上ケース、１ｂは下
ケース、２は隔壁、２ａは上隔壁、２ｂは下隔壁
、３はポンプ収納室、５はポンプ本体、６は吐出
パイプ、７は吐出室、１１は切り欠き、１２はシ
ール部、１３は硬質パイプ部である。 Fig. 1 is a schematic sectional view of one embodiment of the present invention;
The figure is an exploded perspective view of the main parts of the same as above, Figure 3 is a cross-sectional view of the discharge pipe of the same as the above, Figure 4 is a cross-sectional view of the discharge pipe of another embodiment of the same as the above, and Figure 5 is a cross-sectional view of the discharge nozzle portion. , FIGS. 6 and 7 are sectional views of other examples of FIG. 5, and FIGS. 8 and 9 are sectional views of conventional examples, where 1 is a pump case, 1a is an upper case, and 1b is a lower Case, 2 is a partition, 2a is an upper partition, 2b is a lower partition, 3 is a pump storage chamber, 5 is a pump body, 6 is a discharge pipe, 7 is a discharge chamber, 11 is a notch, 12 is a sealing part, 13 is a hard part This is the pipe part.

Claims

[Scope of utility model registration request]

A pump housing chamber and a discharge chamber are provided in a pump case consisting of an upper case and a lower case, and the pump housing chamber and the discharge chamber are separated by a partition wall, and the air discharged from the pump body stored in the pump housing chamber is directed to the discharge chamber. In a pump configured to pump air, a notch is cut at the lower end of the upper bulkhead on the upper case side of the bulkhead or at the upper end of the lower bulkhead on the lower case side, and a discharge pipe communicating with the pump body is inserted into this notch. A pump comprising: a seal portion provided at a portion corresponding to the notch, which fits into the notch edge, and a hard pipe portion provided at least on the inner periphery of the seal portion to prevent inward deformation of the seal portion.