CN201347880Y - Pump shaft - Google Patents
Pump shaft Download PDFInfo
- Publication number
- CN201347880Y CN201347880Y CNU2008202267229U CN200820226722U CN201347880Y CN 201347880 Y CN201347880 Y CN 201347880Y CN U2008202267229 U CNU2008202267229 U CN U2008202267229U CN 200820226722 U CN200820226722 U CN 200820226722U CN 201347880 Y CN201347880 Y CN 201347880Y
- Authority
- CN
- China
- Prior art keywords
- pump shaft
- shaft
- fastening screw
- shaft sleeve
- pump
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A pump shaft relates to pumps and is provided with a pump shaft, wherein one end of the pump shaft is provided with a shaft sleeve, a key groove is arranged in the inner diameter of the shaft sleeve, an axial opening is arranged on one side of the shaft sleeve, fastening screw holes are arranged in a mode of being vertical and crossed with the axial opening, fastening screws are arranged on the fastening screw holes, since the shaft sleeve is arranged on one end of the pump shaft, the key groove is arranged in the inner diameter of the shaft sleeve, the axial opening is arranged on one side of the shaft sleeve, the fastening screw holes are arranged in a mode of being vertical and crossed with the axial opening, the fastening screws are arranged on the fastening screw holes, the pump shaft can be directly connected with a motor shaft and has double functions, and the pump shaft has convenient assembly, precise centering, good assembly precision, high integral machine performance, convenient installation and maintenance, and is applicable to liquid pumps.
Description
Technical field
The utility model relates to the pump class, is a kind of pump shaft specifically.
Background technique
We know that the pump shaft of existing liquid pump all is single pump shaft, and pump shaft relies on coupling to connect with being connected of motor shaft.This pump shaft owing to be single pump shaft, pump shaft connects with the dependence coupling that is connected of motor shaft, use single, assemble complicated, the centering inaccuracy, assembly precision is poor, the complete machine performance is low.
Summary of the invention
The technical problem that the utility model solves is, solve pump shaft use single, assemble complicated, the centering inaccuracy, assembly precision is poor, and the problem that the complete machine performance is low provides a kind of double action that has, and assembles easy, centering is accurate, and assembly precision is good, and complete machine performance height is installed and pump shaft easy to maintenance.
The technical solution of the utility model is, is provided with pump shaft, and the main structure characteristics are, pump shaft one end is provided with axle sleeve, and sleeve diameter is provided with keyway, and axle sleeve one side is provided with axially open, be vertically crossingly installed with the fastening screw trip bolt hole with axially open, the fastening screw trip bolt hole is provided with fastening screw trip bolt.
The beneficial effects of the utility model are, because pump shaft one end is provided with axle sleeve, sleeve diameter is provided with keyway, and axle sleeve one side is provided with axially open, be vertically crossingly installed with the fastening screw trip bolt hole with axially open, the fastening screw trip bolt hole is provided with fastening screw trip bolt, and direct the connection with motor shaft of pump shaft has double action, assembles easy, centering is accurate, assembly precision is good, complete machine performance height, installation and easy to maintenance.The utility model is applicable to liquid pump.
Description of drawings
Accompanying drawing is a kind of schematic representation of the present utility model, also is a kind of embodiment's schematic representation;
Fig. 1 is a plan view, and Fig. 2 is the right elevation of Fig. 1.
Embodiment
Pump shaft as shown in the figure is provided with pump shaft 1, and pump shaft 1 one ends are provided with axle sleeve 3, and axle sleeve 3 internal diameters are provided with keyway 5, keyway 5 can fitting key with the fixed electrical machinery axle.Axle sleeve 3 one sides are provided with axially open 4, be vertically crossingly installed with the fastening screw trip bolt hole with axially open 4, the fastening screw trip bolt hole is provided with fastening screw trip bolt 2, can the clamping motor axle, pump shaft 1 directly is connected with motor shaft and has double action, assembles easy, centering is accurate, assembly precision is good, complete machine performance height, installation and easy to maintenance.The utility model is applicable to liquid pump.
Claims (1)
1, a kind of pump shaft is provided with pump shaft, it is characterized in that: pump shaft one end is provided with axle sleeve, and sleeve diameter is provided with keyway, and axle sleeve one side is provided with axially open, is vertically crossingly installed with the fastening screw trip bolt hole with axially open, and the fastening screw trip bolt hole is provided with fastening screw trip bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202267229U CN201347880Y (en) | 2008-12-24 | 2008-12-24 | Pump shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202267229U CN201347880Y (en) | 2008-12-24 | 2008-12-24 | Pump shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201347880Y true CN201347880Y (en) | 2009-11-18 |
Family
ID=41367350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202267229U Expired - Fee Related CN201347880Y (en) | 2008-12-24 | 2008-12-24 | Pump shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201347880Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465034A (en) * | 2015-12-31 | 2016-04-06 | 江苏振华泵业制造有限公司 | Bound type straight connecting shaft |
-
2008
- 2008-12-24 CN CNU2008202267229U patent/CN201347880Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465034A (en) * | 2015-12-31 | 2016-04-06 | 江苏振华泵业制造有限公司 | Bound type straight connecting shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20101224 |