CN108980594A - A kind of oat tail groove structure driving motor oil pump - Google Patents
A kind of oat tail groove structure driving motor oil pump Download PDFInfo
- Publication number
- CN108980594A CN108980594A CN201810904684.6A CN201810904684A CN108980594A CN 108980594 A CN108980594 A CN 108980594A CN 201810904684 A CN201810904684 A CN 201810904684A CN 108980594 A CN108980594 A CN 108980594A
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- CN
- China
- Prior art keywords
- oil
- pump
- pump housing
- driving motor
- groove structure
- 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.)
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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
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N13/02—Lubricating-pumps with reciprocating piston
Abstract
The invention discloses a kind of oat tail groove structure driving motor oil pumps, including the pump housing, the top of the pump housing is equipped with pump cover, the pump cover covering is set to the top of the pump housing, and it is fixedly connected with the pump housing, the pump housing side is equipped with oil inlet, the opposite side of the oil inlet is equipped with oil outlet, the inside of the pump housing is equipped with motion stops, the side of the motion stops bottom end is equipped with dovetail groove transmission mechanism, this kind of oat tail groove structure driving motor oil pump, it is driven using oat tail groove structure, improve the kind of drive of existing lubricating oil pump, it can be achieved to carry out high efficiency between rotational structure, in high precision, the mechanical relative motion of high stability, the influence to rub when existing lubricating oil pump outer rotor being avoided to rotate and produced by the relative motion of oil pump body to engine consumption, with significant odds for effectiveness and stability advantage, have vast market prospect and answers Use prospect.
Description
Technical field
The present invention relates to driving motor oil pump technical field, specially a kind of oat tail groove structure driving motor oil pump.
Background technique
The effect of lubricating oil pump in lubricating system: machine oil pumping action is after machine oil is increased to certain pressure, forcibly force feed
Onto the moving surface of each part of engine.Fuel pump structure form can be divided into two class of gear type and rotator type.Gear type machine
Oil pump is divided into internal-gear type and external gear formula again, and the latter is generally called gear-type oil pump, for increasing engine oil pressure
Certain oil mass with guarantee, the component of fuel feeding is forced to each friction surface.Gear type and rotator type machine oil is widely used in internal combustion engine
Pump.Gear-type oil pump structure is simple, easy to process, reliable operation, long service life, and pump oil pressure is high, is used widely and turns
Sub- pump rotor body is complicated, is mostly used powder metallurgy pressing.This pump has the advantages that gear pump is same, but compact-sized, volume
It is small.
Through retrieving, a kind of lubricating oil pump that patent No. CN102679127A is announced, structure includes being installed on engine housing
Interior internal rotor and outer rotor is provided with oil inlet and oil outlet on the outer rotor；The internal rotor turns with engine crankshaft
It is dynamic, and the outer rotor is stationary, the internal rotor is installed on inside the outer rotor and is formed between the outer rotor
Cavity volume, with the rotation of the internal rotor, machine oil enters the cavity volume by the oil inlet, pumps out from the oil outlet.
Lubricating oil pump provided by the invention, in pump oil, outer rotor is motionless, and pump oil is realized in only internal rotor rotation, reduces frictional resistance,
It can be improved pump oil efficiency.Outer rotor can become one with engine housing, reduce production process, and due to eccentric machine
Structure is set to outside lubricating oil pump, and the reduction of pump oil efficiency caused by can reduce rotor due to mismachining tolerance further increases pump
Oily efficiency.
However found through analysis, there are when outer rotor rotation and produced by the relative motion of oil pump body for existing lubricating oil pump
Friction has biggish power consumption, increases engine consumption, and the transmission device that is related to is relatively complicated, efficiency is more low
Disadvantage
So how to design a kind of oat tail groove structure driving motor oil pump, becoming us will currently be solved the problems, such as.
Summary of the invention
The purpose of the present invention is to provide a kind of oat tail groove structure driving motor oil pumps, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of oat tail groove structure driving motor oil pump, including pump
Body, the top of the pump housing are equipped with pump cover, and the pump cover covering is set to the top of the pump housing, and fixes and connect with the pump housing
It connects, the pump housing side is equipped with oil inlet, and the opposite side of the oil inlet is equipped with oil outlet, and the inside of the pump housing is equipped with activity
Plug, the side of the motion stops bottom end are equipped with dovetail groove transmission mechanism, and the dovetail groove transmission mechanism is by traversing dovetails and indulges
It moves dovetails to constitute, the traversing dovetail is embedded in fastly to be set in the motion stops, and is flexibly connected with the motion stops, described
Vertical shift dovetails are embedded in the side for being set to the fast bottom end of traversing dovetail, and are flexibly connected with the traversing dovetails, described
The fast side of vertical shift dovetail is equipped with end connecting rod, and the top of the end connecting rod is equipped with engine crankshaft.
Further, the middle position of the engine crankshaft and the end connecting rod is equipped with drive rod, the drive rod
Nesting is set on the engine crankshaft and end connecting rod respectively for end, and the vertical shift dovetails and the engine are bent
Axis is flexibly connected by the drive rod.
Further, the inside of the oil inlet is equipped in line check valve, and the in line check valve and the oil inlet are solid
Fixed connection.
Further, the inside of the oil outlet is equipped with oil outlet one-way valve, and the oil outlet one-way valve and the oil outlet are solid
Fixed connection.
Further, oil pocket formed on the top of the motion stops, the oil outlet and the oil inlet with the oil pocket
Connection.
Compared with prior art, the beneficial effects of the present invention are: this kind of oat tail groove structure driving motor oil pump, using dovetail groove
Structure driven improves the kind of drive of existing lubricating oil pump, it can be achieved that carrying out high efficiency, high-precision, Gao Wen between rotational structure
Qualitative mechanical relative motion, avoid existing lubricating oil pump outer rotor rotate when and oil pump body relative motion produced by friction pair
The influence of engine consumption, and oat tail groove structure bearing capacity is bigger, strengthens the structural strength of lubricating oil pump, effectively extending makes
With service life, this kind of dovetail type structure lubricating oil pump, there is significant odds for effectiveness and stability advantage, have vast market prospect
And application prospect.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is pump oil state sectional side elevation of the invention；
Fig. 3 is oil suction state sectional side elevation of the invention；
In figure: 1- pump cover；The 2- pump housing；3- oil inlet；4- oil outlet；5- dovetail groove transmission mechanism；6- motion stops；7- oil
Chamber；The traversing dovetails of 8-；9- vertical shift dovetails；The end 10- connecting rod；11- drive rod；12- engine crankshaft；13- oil inlet is unidirectional
Valve；14- oil outlet one-way valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of oat tail groove structure driving motor oil pump, including the pump housing
2, the top of the pump housing 2 is equipped with pump cover 1, and the pump cover 1 covers the top for being set to the pump housing 2, and solid with the pump housing 2
Fixed connection, 2 side of the pump housing are equipped with oil inlet 3, and the opposite side of the oil inlet 3 is equipped with oil outlet 4, the inside of the pump housing 2
Equipped with motion stops 6, the side of 6 bottom end of motion stops is equipped with dovetail groove transmission mechanism 5, and the dovetail groove transmission mechanism 5 is by cross
Dovetails 8 and vertical shift dovetails 9 are moved to constitute, traversing fast 8 insertion of dovetail is set in the motion stops 6, and with the work
Dynamic plug 6 is flexibly connected, and the vertical shift dovetails 9 are embedded in the side for being set to fast 8 bottom end of the traversing dovetail, and with it is described traversing
Dovetails 8 are flexibly connected, and the side of the vertical shift dovetail fast 9 is equipped with end connecting rod 10, and the top of the end connecting rod 10 is equipped with
Engine crankshaft 12.
Further, the middle position of the engine crankshaft 12 and the end connecting rod 10 is equipped with drive rod 11, described
Nesting is set on the engine crankshaft 12 and end connecting rod 10 respectively for the end of drive rod 11, and the vertical shift dovetails 9
It is flexibly connected with the engine crankshaft 12 by the drive rod 11, the drive rod 11 is for carrying out 12 He of engine crankshaft
Connection transmission effect between vertical shift dovetails 9.
Further, the inside of the oil inlet 3 is equipped in line check valve 13, the in line check valve 13 and the oil inlet
Mouthfuls 3 are fixedly connected, and opening and pump oil when, which seal oil inlet 3, when the in line check valve 13 is used for oil inlet makees
With.
Further, the inside of the oil outlet 4 be equipped with oil outlet one-way valve 14, the oil outlet one-way valve 14 with it is described fuel-displaced
Mouthfuls 4 are fixedly connected, and opening and oil inlet when, which seal oil outlet 4, when the oil outlet one-way valve 14 is used for pump oil makees
With.
Further, oil pocket 7 formed on the top of the motion stops 6, the oil outlet 4 and the oil inlet 3 with it is described
Oil pocket 7 is connected to, and the motion stops 6 make pump internal volume change, to have pumping ability by pumping.
Working principle: the two sides of the pump housing 2 are respectively equipped with oil inlet 3 and oil outlet 4, while in oil inlet 3 and oil outlet 4
The in line check valve 13 and oil outlet one-way valve 14 that oil liquid disengaging is controlled in oil suction and pump oil are installed, the setting of motion stops 6 exists
Inside the pump housing 1, it is driven between motion stops 6 and engine crankshaft 12 by dovetail groove transmission mechanism 5, dovetail groove transmission mechanism
Traversing fast 8 insertion, 6 bottom side of motion stops of dovetail, vertical shift dovetails 9 are then embedded in the bottom side of dovetail groove transmission mechanism 5 on 5,
And engine crankshaft 12 is connected using drive rod 11 and vertical shift dovetails 9, the pump housing 2 belong to engine lubrication system, engine
In 12 rotation process of crankshaft, 9 upper and lower displacement of vertical shift dovetails for driving drive rod 11 and being connect with drive rod 11, and due to vertical
It moves between dovetails 9 and traversing dovetail fast 8, traversing dovetail fast 8 and motion stops 6 and engages in dovetail groove, stretched between dovetail configuration
Displacement carries out high efficiency, high-precision, the mechanical relative motion of high stability, is conducive to reduce friction, generate to engine consumption
It influences, the side-to-side movement of the enough dynamic traversing dovetail fast 8 of linkage of the capacity up and down of vertical shift dovetails 9, motion stops 6 are pumping after transmission
Opposite up and down motion is carried out in body 2, the volume of oil pocket 7 changes, and motion stops 6 move down when oil suction, and 7 volume of oil pocket increases,
In line check valve 13 is opened oil liquid and is entered in oil pocket 7 from oil inlet 3, and motion stops 6 move up the reduction of 7 volume of oil pocket when pump oil, fuel-displaced
Check valve 14 is opened, and oil liquid is discharged from oil outlet 4, is constantly moved up and down with motion stops 6, the volume of oil pocket 7 constantly changes, holds
It is continuous to carry out oil suction and pump oil work.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of oat tail groove structure driving motor oil pump, including the pump housing (2), it is characterised in that: the top of the pump housing (2) is equipped with pump
It covers (1), pump cover (1) covering is set to the top of the pump housing (2), and is fixedly connected with the pump housing (2), the pump housing
(2) side is equipped with oil inlet (3), and the opposite side of the oil inlet (3) is equipped with oil outlet (4), and the inside of the pump housing (2), which is equipped with, lives
The side of dynamic plug (6), motion stops (6) bottom end is equipped with dovetail groove transmission mechanism (5), the dovetail groove transmission mechanism (5) by
Traversing dovetails (8) and vertical shift dovetails (9) are constituted, and the traversing dovetail fast (8) insertion is set in the motion stops (6),
And be flexibly connected with the motion stops (6), vertical shift dovetails (9) insertion is set to fast (8) bottom end of the traversing dovetail
Side, and be flexibly connected with the traversing dovetails (8), the side of the vertical shift dovetail fast (9) is equipped with end connecting rod (10), institute
The top for stating end connecting rod (10) is equipped with engine crankshaft (12).
2. a kind of oat tail groove structure driving motor oil pump according to claim 1, it is characterised in that: the engine crankshaft
(12) and the middle position of the end connecting rod (10) is equipped with drive rod (11), and nesting is set respectively for the end of the drive rod (11)
It is placed on the engine crankshaft (12) and end connecting rod (10), and the vertical shift dovetails (9) and the engine crankshaft
(12) it is flexibly connected by the drive rod (11).
3. a kind of oat tail groove structure driving motor oil pump according to claim 1, it is characterised in that: the oil inlet (3)
Inside is equipped in line check valve (13), and the in line check valve (13) is fixedly connected with the oil inlet (3).
4. a kind of oat tail groove structure driving motor oil pump according to claim 1, it is characterised in that: the oil outlet (4)
Inside is equipped with oil outlet one-way valve (14), and the oil outlet one-way valve (14) is fixedly connected with the oil outlet (4).
5. a kind of oat tail groove structure driving motor oil pump according to claim 1, it is characterised in that: the motion stops (6)
Oil pocket (7) are formed on top, and the oil outlet (4) and the oil inlet (3) are connected to the oil pocket (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904684.6A CN108980594A (en) | 2018-08-09 | 2018-08-09 | A kind of oat tail groove structure driving motor oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904684.6A CN108980594A (en) | 2018-08-09 | 2018-08-09 | A kind of oat tail groove structure driving motor oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980594A true CN108980594A (en) | 2018-12-11 |
Family
ID=64555951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810904684.6A Withdrawn CN108980594A (en) | 2018-08-09 | 2018-08-09 | A kind of oat tail groove structure driving motor oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980594A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4006797A (en) * | 1975-05-15 | 1977-02-08 | Caterpillar Tractor Co. | Cam actuated lubrication pump |
| GB2291137A (en) * | 1994-07-12 | 1996-01-17 | K S Paul Products Limited | Piston pump |
| CN106122742A (en) * | 2016-06-15 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump assembly and there is its linear compressor |
| CN106694937A (en) * | 2017-03-09 | 2017-05-24 | 金家丽 | High-reliability hardware drilling equipment convenient to adjust |
| CN107593064A (en) * | 2017-09-18 | 2018-01-19 | 南宁商之源科技有限责任公司 | A kind of farmland fertilization device of the adjustable dose with irrigation function |
-
2018
- 2018-08-09 CN CN201810904684.6A patent/CN108980594A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4006797A (en) * | 1975-05-15 | 1977-02-08 | Caterpillar Tractor Co. | Cam actuated lubrication pump |
| GB2291137A (en) * | 1994-07-12 | 1996-01-17 | K S Paul Products Limited | Piston pump |
| CN106122742A (en) * | 2016-06-15 | 2016-11-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil pump assembly and there is its linear compressor |
| CN106694937A (en) * | 2017-03-09 | 2017-05-24 | 金家丽 | High-reliability hardware drilling equipment convenient to adjust |
| CN107593064A (en) * | 2017-09-18 | 2018-01-19 | 南宁商之源科技有限责任公司 | A kind of farmland fertilization device of the adjustable dose with irrigation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181211 |
|
| WW01 | Invention patent application withdrawn after publication |