CN110259838A - A kind of oil pump power input structure - Google Patents
A kind of oil pump power input structure Download PDFInfo
- Publication number
- CN110259838A CN110259838A CN201910616422.4A CN201910616422A CN110259838A CN 110259838 A CN110259838 A CN 110259838A CN 201910616422 A CN201910616422 A CN 201910616422A CN 110259838 A CN110259838 A CN 110259838A
- Authority
- CN
- China
- Prior art keywords
- oil pump
- power input
- motor
- power output
- output shaft
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
- F16D3/06—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions specially adapted to allow axial displacement
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a kind of oil pump power input structures, the oil pump power input structure includes: pump body and power output device, the power output device is motor, the rear end cap of the motor and the flange of oil pump power input position are fixed together, and pass through spline mode axis connection between the power output shaft of the motor and the power input shaft of oil pump.By the above-mentioned means, the present invention can remove the intermediary agent structures such as shaft coupling, volume is reduced, improves effect, and noise becomes smaller, service life increases.
Description
Technical field
The present invention relates to mechanical manufacturing fields, more particularly to a kind of oil pump power input structure.
Background technique
Oil pump is a kind of not only light but also compact pump, there is in-line arrangement, distribution formula and monomer-type three categories.Oil pump wants dynamic
Source could operate, and the small-sized common power source of oil pump is motor, and the cam below oil pump is delivered power to by motor
Axis drives operation of oil pump.It is all to be connected by shaft joint or pinboard etc. between currently used oil pump and motor, it is this
On the one hand structure is complicated for connection type, and occupied space is big, and another aspect concentricity is bad, and power loss is more, and noise is higher, matches
Part is easily damaged.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of oil pump power input structures, can be improved power input effect
Rate increases and decreases product service life.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of oil pump power input knot is provided
Structure, which is characterized in that the oil pump power input structure includes: pump body and power output device, the power output dress
It is set to motor, the flange of the rear end cap and oil pump power input position of the motor is fixed together, the motor
Pass through spline mode axis connection between power output shaft and the power input shaft of oil pump.
In a preferred embodiment of the present invention, internal spline is arranged in the power output shaft shaft end of the motor, described dynamic
Power output shaft is flushed with the rear end cap of motor, and the power input shaft of the oil pump is the external splines matched, and the power is defeated
The external splines protrusion part for entering axis is shorter than the depressed section of internal spline.
In a preferred embodiment of the present invention, the axis of rolling is set between the motor power output shaft and rear end cap
It holds, the bearing is one of aligning ball bearing, needle bearing.
In a preferred embodiment of the present invention, rolling bearing is set between the oil pump power input shaft and flange, institute
Stating rolling bearing is one of aligning ball bearing, needle bearing or outward flange bearing.
In a preferred embodiment of the present invention, the motor power output shaft is high-strength stainless steel alloy system
At.
In a preferred embodiment of the present invention, the material of the oil pump power input shaft and motor power output shaft
Material is identical.
The beneficial effects of the present invention are: the present invention by improving machining accuracy, is positioned using flange by motor shaft
With the direct vector of oil pump power input shaft, the intermediary agent structures such as shaft coupling are removed, reduce volume, reduce power loss, and make an uproar
Sound is smaller, and service life is elongated.
Detailed description of the invention
Fig. 1 is the schematic perspective view of a preferred embodiment of the present invention；
The components in the drawings are labeled as follows:
1. motor, 2. pump bodies, 3. power output shafts, 4. power input shafts, 5. rear end caps, 6. flanges, 7. bolts, 8. defeated
Axle bearing, 9. bearing of input shaft out.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Attached drawing is please referred to, the embodiment of the present invention includes:
A kind of oil pump power input structure, the oil pump power input structure include: pump body 2 and power output device, institute
Stating power output device is motor 1, and the rear end cap 5 of the motor 1 and the flange 6 of oil pump power input position are fixed on one
It rises, passes through spline mode axis connection between the power output shaft 3 of the motor 1 and the power input shaft 4 of oil pump 2.
Internal spline, the rear end cap of the power output shaft 3 and motor is arranged in 3 shaft end of power output shaft of the motor
5 flush, and the power input shaft 4 of the oil pump is the external splines matched.The power output shaft 3 and oil pump power input shaft 4
Between connection effect can be improved by spline connection, be less prone to damage of colliding with when reducing power loss, and installing.
Rolling bearing is set between the motor power output shaft 3 and rear end cap 5, and the rolling bearing is ball aligning
Bearing, the effect of the bearing are to stablize power output shaft 3, prevent power output shaft 3 from vibrating when rotating.
Rolling bearing is set between the oil pump power input shaft 4 and flange 6, and the bearing is needle roller described in needle bearing
The effect of bearing is to stablize to vibrate in the anti-stopping power input process of oil pump power input shaft 4.
The motor power output shaft 3 is made of high-strength stainless steel alloy, the material of the oil pump power input shaft 4
Matter is identical as the material of motor power output shaft 3.High-strength stainless steel alloy axis intensity with higher and good
Resistance to metal fatigue characteristic is conducive to the service life for improving product.
In another embodiment,
A kind of oil pump power input structure, the oil pump power input structure include: pump body 2 and power output device, institute
Stating power output device is motor 1, and the rear end cap 5 of the motor 1 and the flange 6 of oil pump power input position are fixed on one
It rises, passes through spline mode axis connection between the power output shaft 3 of the motor 1 and the power input shaft 4 of oil pump 2.
Internal spline, the rear end cap of the power output shaft 3 and motor is arranged in 3 shaft end of power output shaft of the motor
5 flush, and the power input shaft 4 of the oil pump is the external splines matched.The power output shaft 3 and oil pump power input shaft 4
Between connection effect can be improved by spline connection, be less prone to damage of colliding with when reducing power loss, and installing.
Rolling bearing is set between the motor power output shaft 3 and rear end cap 5, and the rolling bearing is needle roller axis
It holds, the effect of the bearing is to stablize power output shaft 3, prevents power output shaft 3 from vibrating when rotating.
Rolling bearing is set between the oil pump power input shaft 4 and flange 6, and the rolling bearing is ball aligning axis
It holds, the effect of the bearing is to stablize to vibrate in the anti-stopping power input process of oil pump power input shaft 4.
The motor power output shaft 3 is made of high-strength stainless steel alloy, the material of the oil pump power input shaft 4
Matter is identical as the material of motor power output shaft 3.High-strength stainless steel alloy axis intensity with higher and good
Resistance to metal fatigue characteristic is conducive to the service life for improving product.
In yet another embodiment:
A kind of oil pump power input structure, the oil pump power input structure include: pump body 2 and power output device, institute
Stating power output device is motor 1, and the rear end cap 5 of the motor 1 and the flange 6 of oil pump power input position are fixed on one
It rises, passes through spline mode axis connection between the power output shaft 3 of the motor 1 and the power input shaft 4 of oil pump 2.
Internal spline, the rear end cap of the power output shaft 3 and motor is arranged in 3 shaft end of power output shaft of the motor
5 flush, and the power input shaft 4 of the oil pump is the external splines matched.The power output shaft 3 and oil pump power input shaft 4
Between connection effect can be improved by spline connection, be less prone to damage of colliding with when reducing power loss, and installing.
Rolling bearing is set between the motor power output shaft 3 and rear end cap 5, and the rolling bearing is ball aligning
Bearing, the effect of the bearing are to stablize power output shaft 3, prevent power output shaft 3 from vibrating when rotating.
Rolling bearing is set between the oil pump power input shaft 4 and flange 6, and the rolling bearing is the outward flange axis of rolling
It holds, male flange is set on the bearing foreign steamer of the outward flange rolling bearing, can replace 6 one side of flange is to stablize oil pump to move
It is vibrated in the anti-stopping power input process of power input shaft 4, on the other hand can reduce the use of flange 6, reduce small product size.
The motor power output shaft 3 is made of high-strength stainless steel alloy, the material of the oil pump power input shaft 4
Matter is identical as the material of motor power output shaft 3.High-strength stainless steel alloy axis intensity with higher and good
Resistance to metal fatigue characteristic is conducive to the service life for improving product.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of oil pump power input structure, which is characterized in that the oil pump power input structure includes: pump body and power
Output device, the power output device are motor, the rear end cap of the motor and the flange of oil pump power input position
It is fixed together, passes through spline mode axis connection between the power output shaft of the motor and the power input shaft of oil pump.
2. oil pump power input mechanism according to claim 1, which is characterized in that the power output shaft axis of the motor
End setting internal spline, the power output shaft are flushed with the rear end cap of motor, and the power input shaft of the oil pump is to match
External splines, the power input shaft external splines protrusion part be shorter than internal spline depressed section.
3. oil pump power input mechanism according to claim 1, which is characterized in that the motor power output shaft is with after
Rolling bearing is set between end cap, and the bearing is one of aligning ball bearing, needle bearing.
4. oil pump power input mechanism according to claim 1, which is characterized in that the oil pump power input shaft and flange
Between rolling bearing is set, the rolling bearing is one of aligning ball bearing, needle bearing or outward flange bearing.
5. oil pump power input mechanism according to claim 1, which is characterized in that the motor power output shaft is
High-strength stainless steel alloy is made.
6. oil pump power input mechanism according to claim 5, which is characterized in that the material of the oil pump power input shaft
It is identical as the material of motor power output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616422.4A CN110259838A (en) | 2019-07-09 | 2019-07-09 | A kind of oil pump power input structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616422.4A CN110259838A (en) | 2019-07-09 | 2019-07-09 | A kind of oil pump power input structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110259838A true CN110259838A (en) | 2019-09-20 |
Family
ID=67925313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910616422.4A Pending CN110259838A (en) | 2019-07-09 | 2019-07-09 | A kind of oil pump power input structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110259838A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999066225A1 (en) * | 1998-06-19 | 1999-12-23 | Abbott Laboratories | Flexible coupling for the driving unit shaft for an infusion pump |
| US20100150751A1 (en) * | 2008-12-11 | 2010-06-17 | Baker Hughes Incorporated | Electrical Submersible Pump System Connection Adapter |
| CN202900611U (en) * | 2012-09-11 | 2013-04-24 | 重庆迪马工业有限责任公司 | Novel connection structure of hydraulic pump and power takeoff |
| CN103758877A (en) * | 2013-12-31 | 2014-04-30 | 宁波菲仕运动控制技术有限公司 | Spline connection structure for servo motor |
| CN204004035U (en) * | 2013-10-07 | 2014-12-10 | 艾可勒工业电子有限公司 | Be used for the device of delivery hydraulic pressure medium |
| CN204025406U (en) * | 2014-07-23 | 2014-12-17 | 上海电力修造总厂有限公司 | A kind of nuclear power conventional island feed water pump group coupling mechanism |
-
2019
- 2019-07-09 CN CN201910616422.4A patent/CN110259838A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999066225A1 (en) * | 1998-06-19 | 1999-12-23 | Abbott Laboratories | Flexible coupling for the driving unit shaft for an infusion pump |
| US20100150751A1 (en) * | 2008-12-11 | 2010-06-17 | Baker Hughes Incorporated | Electrical Submersible Pump System Connection Adapter |
| CN202900611U (en) * | 2012-09-11 | 2013-04-24 | 重庆迪马工业有限责任公司 | Novel connection structure of hydraulic pump and power takeoff |
| CN204004035U (en) * | 2013-10-07 | 2014-12-10 | 艾可勒工业电子有限公司 | Be used for the device of delivery hydraulic pressure medium |
| CN103758877A (en) * | 2013-12-31 | 2014-04-30 | 宁波菲仕运动控制技术有限公司 | Spline connection structure for servo motor |
| CN204025406U (en) * | 2014-07-23 | 2014-12-17 | 上海电力修造总厂有限公司 | A kind of nuclear power conventional island feed water pump group coupling mechanism |
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Application publication date: 20190920 |