JPS62792U

JPS62792U -

Info

Publication number: JPS62792U
Application number: JP9397985U
Authority: JP
Priority date: 1985-06-20
Filing date: 1985-06-20
Publication date: 1987-01-06

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す正断面図、
第２図は上記実施例の固定子の構成および固定子
とヨークとの関係を示すもので同図Ａは同図Ｂの
Ａ―Ａ線からの断面図、同図Ｂは同図Ｃの
Ｂ―Ｂ線からの断面図、同図Ｃは同図Ｂに対す
る下面図である。第３図は上記実施例の回転子の
構成を示すもので、同図Ａは一部断面正面図、同
図Ｂは下面図である。第４図は従来の構成を示す
正断面図である。図中１はヨーク、２はカバーアウト、２Ａ，７
Ａは筒部、２Ｃは斜面部、３は第１の軸受、５は
ブラケツト、６は第２の軸受、５Ｃ，１８は燃料
通路、７，２３はポンプカバー、８，２４はポン
プ室、９は燃料室、１０は主軸、１１は整流子、
１２はブラシ装置、１３は電機子、１４はマグネ
ツト、１５，２２はインペラー、１６は固定子、
１７Ａ，１７Ｂ，１７Ｃは第１の樹脂成形体、１
９は凹溝、２１は第２の樹脂成形体である。なお
、同一符号は同一または相当部分を示す。 FIG. 1 is a front sectional view showing an embodiment of this invention.
Figure 2 shows the structure of the stator and the relationship between the stator and the yoke in the above embodiment. - A sectional view taken from line B, and C in the same figure is a bottom view with respect to B in the same figure. FIG. 3 shows the structure of the rotor of the above embodiment, with FIG. 3A being a partially sectional front view and FIG. 3B being a bottom view. FIG. 4 is a front sectional view showing a conventional configuration. In the diagram, 1 is yoke, 2 is cover out, 2A, 7
A is a cylinder part, 2C is a slope part, 3 is a first bearing, 5 is a bracket, 6 is a second bearing, 5C, 18 is a fuel passage, 7, 23 is a pump cover, 8, 24 is a pump chamber, 9 is a fuel chamber, 10 is a main shaft, 11 is a commutator,
12 is a brush device, 13 is an armature, 14 is a magnet, 15 and 22 are impellers, 16 is a stator,
17A, 17B, 17C are first resin molded bodies, 1
9 is a groove, and 21 is a second resin molded body. Note that the same reference numerals indicate the same or equivalent parts.

Claims

[Claims for Utility Model Registration] (1) Installed in a yoke together with a magnet so that a pump chamber can be formed at the end of the yoke, and a fuel passage communicating between the pump chamber and the inside of the yoke is formed. a first resin molded body, a pump cover disposed opposite to the first resin molded body at an end of the yoke and forming the pump chamber, and an armature disposed within the yoke to face the magnet; A second part that covers the outer surface of the armature and forms an impeller part located at the end of the armature and housed in the pump chamber.
and a rotor having a resin molded body, and the fuel is fed from the pump chamber to the fuel chamber in the yoke through the fuel passage by rotation of the impeller part. type fuel pump. (2) The non-displacement fuel pump according to claim 1, wherein the first resin molded body including the magnet is formed in a cylindrical shape. (3) The second resin molded body is characterized in that the resin layer covering the outer surface of the armature and the impeller part are integrally molded. Non-positive displacement fuel pump.