JPH02144676U - - Google Patents
Info
- Publication number
- JPH02144676U JPH02144676U JP5195589U JP5195589U JPH02144676U JP H02144676 U JPH02144676 U JP H02144676U JP 5195589 U JP5195589 U JP 5195589U JP 5195589 U JP5195589 U JP 5195589U JP H02144676 U JPH02144676 U JP H02144676U
- Authority
- JP
- Japan
- Prior art keywords
- drive shaft
- reciprocating pump
- insertion hole
- connection structure
- power
- 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.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 9
- 239000010687 lubricating oil Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Sealing Devices (AREA)
Description
第１図ないし第５図はこの考案の実施例に関し
、第１図は往復液体ポンプのクランク軸と動力軸
としての出力軸との接続構造を示す図、第２図及
び第３図は動力入力端部と挿入端部とを一体回転
的に接続する構造例を示す横断面図、第４図ａ及
びｂ並びに第５図ａ及びｂはシール部材の構造例
を縮小状態及び伸長状態で示す図、第６図は往復
液体ポンプのクランク軸と動力軸としての出力軸
との従来の接続構造を示す図である。
１０…往復液体ポンプ（往復ポンプ）、１２…
クランク軸（駆動軸）、１３…クランクケース（
駆動軸ケース）、１８…挿入孔、２０…動力入力
端部、２２…油穴、２４…出力軸（動力軸）、２
６…本体部、２８…挿入端部、３２，３２ａ，３
２ｂ…シール部材。
Figures 1 to 5 relate to an embodiment of this invention, Figure 1 is a diagram showing the connection structure between the crankshaft of a reciprocating liquid pump and the output shaft as a power shaft, and Figures 2 and 3 are power input. A cross-sectional view showing an example of a structure in which the end portion and the insertion end are connected integrally and rotationally, FIGS. 4 a and b and FIGS. 5 a and b are views showing an example of the structure of the seal member in a contracted state and an expanded state. , FIG. 6 is a diagram showing a conventional connection structure between a crankshaft of a reciprocating liquid pump and an output shaft as a power shaft. 10...Reciprocating liquid pump (reciprocating pump), 12...
Crankshaft (drive shaft), 13...crankcase (
Drive shaft case), 18...Insertion hole, 20...Power input end, 22...Oil hole, 24...Output shaft (power shaft), 2
6... Main body part, 28... Insertion end part, 32, 32a, 3
2b...Seal member.
Claims (1)
駆動軸ケース１３内に延び、挿入孔１８が前記駆
動軸１２の中心線に沿つて前記駆動軸１２の動力
入力端部２０に形成され、動力軸２４が、その挿
入端部２８を前記駆動軸ケース１３の外部から前
記挿入孔１８に嵌入されて、前記駆動軸１２に一
体回転的に結合する往復ポンプ１０用駆動軸１２
の接続構造において、前記駆動軸ケース１３内の
潤滑油を前記挿入孔１８内へ導入する油穴２２が
前記駆動軸１２に形成されていることを特徴とす
る往復ポンプ用駆動軸の接続構造。 (2) 軸方向へ伸縮自在なシール部材３２，３２
ａ，３２ｂが、前記駆動軸１２と前記動力軸２４
の本体部２６とに両端を結合され、前記挿入孔１
８からの前記挿入端部２８の露出部を覆つている
ことを特徴とする請求項１記載の往復ポンプ用駆
動軸の接続構造。[Claims for Utility Model Registration] (1) The drive shaft 12 rotatably extends into the drive shaft case 13 of the reciprocating pump 10, and the insertion hole 18 extends along the center line of the drive shaft 12 to accommodate the power of the drive shaft 12. A reciprocating pump 10 that is formed at an input end 20 and has a power shaft 24 whose insertion end 28 is fitted into the insertion hole 18 from the outside of the drive shaft case 13 and integrally rotationally coupled to the drive shaft 12. drive shaft 12
A connection structure for a reciprocating pump drive shaft, characterized in that an oil hole 22 for introducing lubricating oil in the drive shaft case 13 into the insertion hole 18 is formed in the drive shaft 12. (2) Seal members 32, 32 that can be expanded and contracted in the axial direction
a, 32b are the drive shaft 12 and the power shaft 24;
Both ends are connected to the main body part 26 of the insertion hole 1.
2. The connection structure for a reciprocating pump drive shaft according to claim 1, wherein the connection structure covers an exposed portion of the insertion end portion 28 from 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051955U JP2545986Y2 (en) | 1989-05-06 | 1989-05-06 | Connection structure of drive shaft for reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051955U JP2545986Y2 (en) | 1989-05-06 | 1989-05-06 | Connection structure of drive shaft for reciprocating pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02144676U true JPH02144676U (en) | 1990-12-07 |
| JP2545986Y2 JP2545986Y2 (en) | 1997-08-27 |
Family
ID=31571848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989051955U Expired - Lifetime JP2545986Y2 (en) | 1989-05-06 | 1989-05-06 | Connection structure of drive shaft for reciprocating pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2545986Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018040343A (en) * | 2016-08-31 | 2018-03-15 | 豊興工業株式会社 | Electric-motor-directly-coupled type fluid-pressure pumping system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6119168U (en) * | 1984-07-10 | 1986-02-04 | 光洋精工株式会社 | Waterproof seal unit |
| JPS6310275U (en) * | 1986-07-08 | 1988-01-23 |
-
1989
- 1989-05-06 JP JP1989051955U patent/JP2545986Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6119168U (en) * | 1984-07-10 | 1986-02-04 | 光洋精工株式会社 | Waterproof seal unit |
| JPS6310275U (en) * | 1986-07-08 | 1988-01-23 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018040343A (en) * | 2016-08-31 | 2018-03-15 | 豊興工業株式会社 | Electric-motor-directly-coupled type fluid-pressure pumping system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2545986Y2 (en) | 1997-08-27 |
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