CN103375219A - Engine oil pump mounting structure - Google Patents
Engine oil pump mounting structure Download PDFInfo
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- CN103375219A CN103375219A CN2012101082029A CN201210108202A CN103375219A CN 103375219 A CN103375219 A CN 103375219A CN 2012101082029 A CN2012101082029 A CN 2012101082029A CN 201210108202 A CN201210108202 A CN 201210108202A CN 103375219 A CN103375219 A CN 103375219A
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- oil
- oil pump
- engine
- mounting structure
- attachment face
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Abstract
The invention provides an engine oil pump mounting structure comprising a front cover, a lower engine body of an engine, an oil pump housing part arranged on the front cover integrally and an oil pump cover connected with the oil pump housing part. The other side of the oil pump cover connected with the oil pump housing part is connected with the lower engine body of the engine. The oil pump cover is further provided with an oil outlet pipe and an oil inlet pipe. The lower engine body is provided with a front end used for mounting the front cover, the front end comprises a first mounting face and a mounting wall, and an oil filter and an oil collecting pipe are mounted on two sides of the mounting wall respectively and are communicated. The oil pump is mounted on the front cover, so that the structure of the engine is compact; a vertical oil passage is designed between the oil pump and the oil collecting pipe, so that oil loss along the passage is reduced. Furthermore, the vertical oil passage is easy to process integrally; according to the technical scheme, the oil pump is more compact in structure, processing is facilitated, and oil pumping efficiency is improved greatly.
Description
Technical field
The present invention relates to a kind of engine oil pump mounting structure.
Background technique
The engine operation chamber certainly leads to friction between the relative motion surface of driving parts (such as bent axle and main bearing).Friction between the metal surface can increase the power consumpiton of engine interior, makes the rapid wearing of part time job surface, and since fricative very may cause part time job surface scaling loss, just motor can't turn round.Therefore, for guaranteeing engine work, must be lubricated relative motion surface, namely cover one deck lubricant oil (machine oil) at friction surface, make alternating floor oil film between the metal surface, with capable of reducing friction resistance, reduce power loss, alleviate component wear, increasing service life of engine.
During engine running, because the operating conditions of each motion component of motor is different, desired sae number is also different, thereby will take accordingly different lubricating systems.Load and relative velocity that crankshaft main bearing, connecting rod bearing and camshaft bearing etc. are located to bear are larger, need to certain pressure machine oil be dredged in the rubbing surface gap in the mode of pressure lubrication, form oil film and guarantee lubricated.The effect of oil pump is exactly to set up enough oil pressure for carrying out pressure lubrication with the assurance oil circulation, thereby makes motor obtain necessary lubricating.
In the prior art, in a kind of engine structure, mainly comprise cylinder cap, be connected in the cylinder body of cylinder cap bottom, be connected in the lower body of inferior part of the cylinder block, and be installed in the front cover of cylinder cap and cylinder body front end, connect oil sump under the described lower body, the front end of described lower body refers to crankshaft front end.Oil pump is arranged the lower body that is installed on motor, by the chain transmission between crankshaft sprocket and the oil pump live axle.Described oil pump mainly comprises internal rotor, external rotor, oil pump casing, oil pump lid, pressure-limit valve, limiting valve spring mechanism, and spring seat.Oil pump causes certain engine output loss owing to chain drive drives, and this project organization is compact not, and the driving mechanism part is various, and the centre processes, assembling work is complicated, affects manufacturing efficiency.
Summary of the invention
One object of the present invention is to overcome the deficiency that fuel pump structure is not compact, part is various, and a kind of engine oil pump mounting structure simple and compact for structure is provided.
A kind of engine oil pump mounting structure, comprise the lower body of front cover, oil pump cover, motor and be wholely set oil pump casing section on described front cover, one side of described oil pump cover is connected with oil pump casing section, the opposite side of described oil pump cover is connected with the lower body of motor, also be provided with oil outlet tube on the described oil pump cover, described lower body is provided with the oil pipe that connects that is connected with described oil outlet tube.
Further, comprise also on the described lower body that described front end comprises the first attachment face and assembly wall for the front end that front cover is installed, described connecing on the inboard that oil pipe is positioned at assembly wall.
Further, also be provided with into oil pipe on the described oil pump, describedly enter oil pipe and be connected with the engine motor oil drain pan.
Further, also be provided with on the described assembly wall for the fitting seat of installing and be communicated with oil filter, described fitting seat next-door neighbour connects on the outside that oil pipe arranges assembly wall, and the described oil pipe that connects communicates with fitting seat.
Further, described front cover comprises second attachment face corresponding with the first attachment face on the described lower body, and described the first attachment face and the second attachment face are fastened.
Further, the axis of described oil outlet tube is vertical with described the second attachment face.
Further, described oil outlet tube with connect oil pipe and be communicated with and form an oil supply gallery, the axis of described oil supply gallery is vertical with the first attachment face.
Further, described end face and described the first attachment face that connects oil pipe is in the same plane.
Further, also be provided with seal ring on the described end face that connects oil pipe, described seal ring connects between oil pipe and the oil outlet tube described.
A kind of engine oil pump mounting structure provided by the invention, comprise front cover, the lower body of motor, the oil pump cover that is wholely set this housing section of machine oil on described front cover and is connected with oil pump casing section, the opposite side that described oil pump cover is connected with oil pump casing section is connected with the lower body of motor, also be provided with oil outlet tube on the described oil pump cover, lower body is provided with the oil pipe that connects that is connected with oil outlet tube, oil pump is installed on the front cover, oil outlet tube with connect oil pipe and be located at respectively on front cover and the lower body, so that the compact structure of motor, the part that uses reduces, and assembling work is also relatively simple.
Description of drawings
Fig. 1 is a kind of embodiment's of engine oil pump mounting structure of the present invention explosive view.
Fig. 2 is a kind of embodiment's of the engine oil pump mounting structure of the present invention structural representation of front cover.
Fig. 3 is a kind of embodiment's of the engine oil pump mounting structure of the present invention structural representation of lower body.
Wherein: 1, front cover; 2, oil pump casing section; 3, oil pump cover; 4, lower body; 5, oil outlet tube; 6, connect oil pipe; 7, fitting seat; 8, assembly wall; 9, the first attachment face; 10, the second attachment face; 11, seal ring; 12, enter oil pipe; 13, oil filter.
Embodiment
In order to make technical problem solved by the invention, technological scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the invention provides a kind of engine oil pump mounting structure, comprise front cover 1, oil pump cover 3, the lower body 4 of motor and be wholely set oil pump casing section 2 on described front cover 1, one side of described oil pump cover 3 is connected with oil pump casing section 2, the opposite side of described oil pump cover 3 is connected with the lower body of motor 4, also be provided with oil outlet tube 5 on the described oil pump cover 3 and enter oil pipe 12, comprise on the described lower body 4 for the front end that front cover 1 is installed, described front end comprises the first attachment face 9 and assembly wall 8, also be provided with the fitting seat 7 for mounting oil filter 13 on the described assembly wall 8, described fitting seat 7 is positioned on the inboard of assembly wall 8, described assembly wall 8 be positioned at also be equipped with on the side of lower body 4 inside be connected with described oil outlet tube 5 connect oil pipe 6, the described oil pipe 6 that connects communicates with fitting seat 7.
The inboard of described assembly wall 8 is the inboard of lower body 4, the outside of described assembly wall 8 is the outer surface of lower body 4, oil filter 13 is fixed on by fitting seat 7 on the outside of assembly wall 8 of lower body 4, oil filter 13 by fitting seat 7 with connect oil pipe 6 and be communicated with, the oil pipe 12 that enters on the described oil pump is connected with the oil sump that supplies of motor, machine oil can be pumped in the oil pipe 12 by oil pump, oil filter 13 will be filtered good machine oil and again will be transported in the motor.
In conjunction with Fig. 2 and shown in Figure 3, described front cover 1 comprises second attachment face 10 corresponding with the first attachment face 9 on the described lower body 4, and described the first attachment face 9 and the second attachment face 10 are fastened.
For so that the oil duct Distance Shortened, reduce pump oil along the loss of journey, adopt vertical oil duct design among the present invention, it is vertical with the first attachment face 9 with the axis that connects oil pipe 6 formed oil supply galleries that described vertical oil duct design is oil outlet tube 5, be transported in the oil filter 13 along beeline by the machine oil that pumps in the oil pump, in the present embodiment, the axis of described oil outlet tube 5 is vertical with described the second attachment face 10, the described axis that connects oil pipe 6 is vertical with the first attachment face 9, described oil pipe 6 and the oil outlet tube 5 axis conllinear of connecing.
For so that lower body 4 in course of working, realize easily, oil outlet tube 5 axis are vertical with the first attachment face 9, described oil outlet tube 5 adopts the moulding of directly loosing core, having avoided tiltedly looses core causes the die cost waste, can save equally the material of lower body 4 machinings, in addition, described end face and described the first attachment face 9 that connects oil pipe 6 is coplanar, can be so that the one-body molded installation of lower body 4 moulds is also convenient.
In conjunction with shown in Figure 3, oil outlet tube 5 and connect oil pipe 6 and can meet the demands by face face connection sealing, oil leakage phenomenon can occur, strengthen seals so install seal ring 11 additional at oil outlet tube 5 and the end face that connects oil pipe 6 connecting parts, in the present embodiment, also be provided with seal ring 11 on the described end face that connects oil pipe 6, the described seal ring 11 of the end face clamping of the end face of oil outlet and oil-collecting hole, described seal ring 11 can adopt rubber ring of the prior art.
The flow direction of the machine oil in the present embodiment is such: the machine oil that is arranged in oil pan has oil pipe 12 to enter oil pump, the machine oil that the oil pump acting will have certain pressure outputs to connecing in the oil pipe 6 of linking to each other with oil outlet tube 5 by oil outlet tube 5, connecing oil pipe 6 communicates with oil filter in the fitting seat 7, machine oil with certain pressure enters in the oil filter 13 through removal of impurities after filtering, then again by oil filter 13 defeated getting back in the motor.
A kind of engine oil pump mounting structure provided by the invention, comprise front cover, the lower body of motor, the oil pump cover that is wholely set the oil pump casing section on described front cover and is connected with oil pump casing section, the opposite side that described oil pump cover is connected with oil pump casing section is connected with the lower body of motor, also be provided with oil outlet tube on the described oil pump cover and enter oil pipe, comprise on the lower body for install front cover front end, described front end comprises the first attachment face and assembly wall, oil filter and connect oil pipe and be installed in respectively the assembly wall both sides, oil filter with connect oil pipe and be communicated with, oil pump is installed in can be so that the compact structure of motor on the front cover, part reduces, and assembling work is simple.In addition, oil pump adopts vertical oil duct design with connecing between the oil pipe, shortens the machine oil linear loss, and vertical oil duct designs easy one-body molded processing, by adopting the technical program, so that fuel pump structure is compacter, pump oil efficient easy to process also improves greatly.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. engine oil pump mounting structure, it is characterized in that, comprise the lower body (4) of front cover (1), oil pump cover (3), motor and be wholely set oil pump casing section on described front cover (1), one side of described oil pump cover (3) is connected with oil pump casing section (2), the opposite side of described oil pump cover (3) is connected with the lower body (4) of motor, also be provided with oil outlet tube (5) on the described oil pump cover (3), described lower body (4) be provided be connected with described oil outlet tube (5) connect oil pipe (6).
2. engine oil pump mounting structure according to claim 1, it is characterized in that, also comprise on the described lower body (4) for the front end that front cover (1) is installed, described front end comprises the first attachment face (9) and assembly wall (8), and the described oil pipe (6) that connects is positioned on the inboard of assembly wall (8).
3. engine oil pump mounting structure according to claim 1 is characterized in that, also is provided with on the described oil pump into oil pipe (12), describedly enters oil pipe (12) and is connected with the engine motor oil drain pan.
4. engine oil pump mounting structure according to claim 2, it is characterized in that, also be provided with on the described assembly wall (8) for the fitting seat (7) of installing and be communicated with oil filter (13), described fitting seat (7) next-door neighbour connects oil pipe (6) and arranges on the outside of assembly wall (8), and the described oil pipe (6) that connects communicates with fitting seat (7).
5. engine oil pump mounting structure according to claim 1, it is characterized in that, described front cover (1) comprises second attachment face (10) corresponding with the first attachment face (9) on the described lower body (4), and described the first attachment face (9) is fastened with the second attachment face (10).
6. engine oil pump mounting structure according to claim 1 is characterized in that, the axis of described oil outlet tube (5) is vertical with described the second attachment face (10).
7. engine oil pump mounting structure according to claim 5 is characterized in that, described oil outlet tube (5) with connect oil pipe (6) and be communicated with and form an oil supply gallery, the axis of described oil supply gallery is vertical with the first attachment face (9).
8. engine oil pump mounting structure according to claim 6 is characterized in that, described end face and described the first attachment face (9) that connects oil pipe (6) is in the same plane.
9. engine oil pump mounting structure according to claim 1 is characterized in that, also is provided with seal ring (11) on the described end face that connects oil pipe (6), and described seal ring (11) is positioned at described connecing between oil pipe (6) and the oil outlet tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210108202.9A CN103375219B (en) | 2012-04-13 | 2012-04-13 | A kind of engine oil pump mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210108202.9A CN103375219B (en) | 2012-04-13 | 2012-04-13 | A kind of engine oil pump mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103375219A true CN103375219A (en) | 2013-10-30 |
| CN103375219B CN103375219B (en) | 2016-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210108202.9A Active CN103375219B (en) | 2012-04-13 | 2012-04-13 | A kind of engine oil pump mounting structure |
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| CN (1) | CN103375219B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4977870A (en) * | 1989-02-17 | 1990-12-18 | Nissan Motor Co., Ltd. | Internal combustion engine |
| CN2775347Y (en) * | 2005-03-22 | 2006-04-26 | 沈阳新光华晨汽车发动机有限公司 | Machine oil pump |
| CN2828331Y (en) * | 2005-10-14 | 2006-10-18 | 无锡开普动力有限公司 | Crankcase cover of engine |
| CN2866861Y (en) * | 2006-01-24 | 2007-02-07 | 沈阳华晨金杯汽车有限公司 | Turbine booster engine bottom body structure |
| CN101191444A (en) * | 2006-12-01 | 2008-06-04 | 上海比亚迪有限公司 | Internal combustion engine front cover |
| JP4146698B2 (en) * | 2002-09-27 | 2008-09-10 | 川崎重工業株式会社 | Engine cover mounting structure |
| CN101655021A (en) * | 2009-09-21 | 2010-02-24 | 奇瑞汽车股份有限公司 | Lubricating oil passage of engine cylinder body assembly |
| CN201650399U (en) * | 2010-03-01 | 2010-11-24 | 江苏林海动力机械集团公司 | Oil pump base shell structure on engine lower box body |
| CN202645667U (en) * | 2012-04-13 | 2013-01-02 | 比亚迪股份有限公司 | Mounting structure of engine oil pump |
-
2012
- 2012-04-13 CN CN201210108202.9A patent/CN103375219B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4977870A (en) * | 1989-02-17 | 1990-12-18 | Nissan Motor Co., Ltd. | Internal combustion engine |
| JP4146698B2 (en) * | 2002-09-27 | 2008-09-10 | 川崎重工業株式会社 | Engine cover mounting structure |
| CN2775347Y (en) * | 2005-03-22 | 2006-04-26 | 沈阳新光华晨汽车发动机有限公司 | Machine oil pump |
| CN2828331Y (en) * | 2005-10-14 | 2006-10-18 | 无锡开普动力有限公司 | Crankcase cover of engine |
| CN2866861Y (en) * | 2006-01-24 | 2007-02-07 | 沈阳华晨金杯汽车有限公司 | Turbine booster engine bottom body structure |
| CN101191444A (en) * | 2006-12-01 | 2008-06-04 | 上海比亚迪有限公司 | Internal combustion engine front cover |
| CN101655021A (en) * | 2009-09-21 | 2010-02-24 | 奇瑞汽车股份有限公司 | Lubricating oil passage of engine cylinder body assembly |
| CN201650399U (en) * | 2010-03-01 | 2010-11-24 | 江苏林海动力机械集团公司 | Oil pump base shell structure on engine lower box body |
| CN202645667U (en) * | 2012-04-13 | 2013-01-02 | 比亚迪股份有限公司 | Mounting structure of engine oil pump |
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| Publication number | Publication date |
|---|---|
| CN103375219B (en) | 2016-12-14 |
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