JPH0482392U

JPH0482392U -

Info

Publication number: JPH0482392U
Application number: JP12532590U
Authority: JP
Priority date: 1990-11-27
Filing date: 1990-11-27
Publication date: 1992-07-17

Description

[Brief explanation of drawings]

第１図は、本考案の一実施例によるインタンク
式高圧燃料ポンプの組立構造を示す一部断面略斜
視図、第２図は、第１図に示すインタンク式高圧
燃料ポンプの組立完成後の構成を示す一部断面略
斜視図、第３図は、第１図のサブアツセンブリを
上方から見た一部断面略上面図、第４図は、第１
図のサブアツセンブリを下方から見た一部断面略
下面図、第５図は、実施例の組立構造にしたがつ
て構成されたインタンク式高圧ポンプ装置の具体
的構成例を示す縦断面図、第６図は、従来のイン
タンク式高圧燃料ポンプの組立構造を示す一部断
面略斜視図、および第７図は、第６図に示すイン
タンク式高圧燃料ポンプの組立完成後の構成を示
す一部断面略斜視図である。１……ポンプ、２……端子ホルダ、３……マグ
ネツトホルダ、４……サブアツセンブリ、５……
永久磁石、６……モータ回転軸、７，８……軸受
、１３……ケーシング、２０……ケーシング、２
１……マグネツトホルダ、２２……ポンプ、２３
……端子ホルダ、２４……永久磁石、２５……モ
ータ回転軸、２６，２７……軸受。 FIG. 1 is a partial cross-sectional schematic perspective view showing the assembly structure of an in-tank high-pressure fuel pump according to an embodiment of the present invention, and FIG. 2 shows the in-tank high-pressure fuel pump shown in FIG. 1 after the assembly is completed. FIG. 3 is a partial cross-sectional schematic top view of the subassembly shown in FIG. 1 seen from above, and FIG.
FIG. 5 is a partial cross-sectional schematic bottom view of the subassembly shown in the figure from below, and FIG. , FIG. 6 is a partial cross-sectional schematic perspective view showing the assembled structure of a conventional in-tank high-pressure fuel pump, and FIG. 7 shows the configuration of the in-tank high-pressure fuel pump shown in FIG. 6 after assembly is completed. FIG. 2 is a partially cross-sectional schematic perspective view. 1... Pump, 2... Terminal holder, 3... Magnet holder, 4... Subassembly, 5...
Permanent magnet, 6... Motor rotating shaft, 7, 8... Bearing, 13... Casing, 20... Casing, 2
1...Magnetic holder, 22...Pump, 23
...Terminal holder, 24...Permanent magnet, 25...Motor rotating shaft, 26, 27...Bearing.

Claims

[Claims for Utility Model Registration] (1) Both ends of the cylindrical casing are closed by a pump and a terminal holder, and both ends of a motor rotation shaft are pivotally supported by the pump and the terminal holder, respectively. In the assembly structure of the in-tank high-pressure fuel pump device, the pump and terminal holder are integrally constructed as a subassembly via a magnet holder that holds the magnet of the motor stator, and the An assembly structure for an in-tank high-pressure fuel pump device, characterized in that the pump is assembled by press-fitting the subassembly. (2) One end of the casing is bent inward in the radial direction, and the subassembly is fitted into the casing from the other end side until it abuts the bent part of the one end, and the other end of the casing is 2. The assembly structure for an in-tank type high-pressure fuel pump device according to claim 1, wherein the in-tank type high-pressure fuel pump device is crimped radially inward to the subassembly.