CN203907191U - Rotor type oil pump of 1.5 T turbocharged engine - Google Patents
Rotor type oil pump of 1.5 T turbocharged engine Download PDFInfo
- Publication number
- CN203907191U CN203907191U CN201420329111.2U CN201420329111U CN203907191U CN 203907191 U CN203907191 U CN 203907191U CN 201420329111 U CN201420329111 U CN 201420329111U CN 203907191 U CN203907191 U CN 203907191U
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- China
- Prior art keywords
- rotor
- oil pump
- pump
- pressure limiting
- type oil
- 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
- 239000003921 oil Substances 0.000 claims abstract description 38
- 230000021615 conjugation Effects 0.000 claims description 4
- 239000010705 motor oil Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005461 lubrication Methods 0.000 abstract description 7
- 239000010687 lubricating oil Substances 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000010721 machine oil Substances 0.000 description 9
- 230000001050 lubricating effect Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a rotor type oil pump of a 1.5 T turbocharged engine. The rotor type oil pump comprises a pump body, a pump cover, an inner rotor and an outer rotor. The outer rotor is located in a pump cavity formed by the pump body and the pump cover, and the inner rotor is arranged in the outer rotor. The inner rotor and the outer rotor are arranged in an eccentric mode and are meshed in a conjugate mode to form a plurality of capacity chambers, and the eccentricity between the axis of the inner rotor and the axis of the outer rotor in the horizontal direction is 3.1-4.0 mm. By setting the specific eccentricity direction and the specific eccentricity parameters to enlarge the oil inlet space, under the condition that the overall appearance structure of the oil pump is not changed, the final displacement of the oil pump will be increased to 12-14 cc/r after the oil pump is applied to the turbocharged engine, so that the oil pump has the high lubricating oil supply amount, meets the requirements for normal lubrication and cooling of various moving parts of the engine under the turbocharging condition, reduces unnecessary energy loss, achieves the energy conservation and emission reduction effects and obviously improves the efficiency of the turbocharged engine.
Description
Technical field
The utility model relates to engine art, particularly a kind of 1.5T turbosupercharged engine rotor-type oil pump.
Background technique
Rotor-type oil pump belongs to the one of motor important composition parts oil pump, and its effect is mainly that the machine oil in oil sump is delivered to oil filter and each oil leab, with each main movement parts of lubricating engine, and makes machine oil obtain filtering.
In turbosupercharged engine, owing to having increased turbosupercharger compared with conventional engines, in the time of normal work, rotor-type oil pump just need to be carried machine oil to turbosupercharger, to the rotor bearing lubrication and cooling of turbosupercharger, this just needs the rotor-type oil pump of existing use on conventional engines (non-turbosupercharging) to have higher discharge capacity, so that it can provide higher lubricating machine oil mass, meet the normal lubrication and cooling of the each moving parts of motor under turbosupercharging condition, in order to avoid machine oil is for quantity not sufficient, cause unnecessary energy loss, affect the output of mechanical output.And existing rotor-type oil pump fuel delivery is conventionally little, also slightly inadequate while use on non-turbosupercharged engine, say nothing of and used on turbosupercharged engine.
Therefore, need to improve existing rotor-type oil pump, improve its machine oil discharge capacity, reach the normal lubrication and cooling that meets the each moving parts of motor under turbosupercharging condition, reduce unnecessary energy loss, reach the effect of energy-saving and emission-reduction, turbosupercharged engine efficiency is obviously improved.
Model utility content
In view of this, the utility model provides a kind of 1.5T turbosupercharged engine rotor-type oil pump, can use after 1.5T turbosupercharged engine, there is higher machine oil discharge capacity, supply with enough lubricating machine oil masses, meet the normal lubrication and cooling of the each moving parts of motor under turbosupercharging condition, reduce unnecessary energy loss, reach the effect of energy-saving and emission-reduction, and turbosupercharged engine efficiency is obviously improved.
1.5T turbosupercharged engine rotor-type oil pump of the present utility model, comprise the pump housing, pump cover, internal rotor and external rotor, external rotor is positioned at the pump chamber of the pump housing and pump cover formation, internal rotor is arranged in external rotor, internal rotor engages with external rotor eccentric setting conjugation and forms some chamber volume, and internal rotor axle center and external rotor axle center offset are in the horizontal direction 3.1-4.0mm.
Further, external rotor external diameter is 78-82mm, and internal rotor external diameter is 38-40mm.
Further, the axial dimension of internal rotor and external rotor is 11-12mm.
Further, number of inner teeth is 8, and outer teeth is 9.
Further, internal rotor is connected with engine crankshaft clutch end direct-drive, and internal rotor is provided with the round square hole for being in transmission connection.
Further, also comprise for the pressure limiting assembly for pressure release in the time that engine oil pressure is too high, pressure limiting assembly comprises pressure limiting plug screw, pressure limiting spring and pressure limiting spool, and pressure limiting spring housing is in pressure limiting plug screw outside and to produce the mode of pretightening force, pressure limiting spool is resisted against to the connectivity part of main oil gallery and return opening.
The beneficial effects of the utility model: 1.5T turbosupercharged engine rotor-type oil pump of the present utility model, by internal rotor axle center and the eccentric 3.1-4.0mm setting in the horizontal direction of external rotor axle center, by setting concrete eccentric orientation and eccentric parameter, increase oil-feed space, in the situation that not changing oil pump monnolithic case structure, it is being used after turbosupercharged engine, final discharge capacity will increase to 12-14cc/r, there is higher lubricating oil for amount, meet the normal lubrication and cooling of the each moving parts of motor under turbosupercharging condition, reduce unnecessary energy loss, reach the effect of energy-saving and emission-reduction, and turbosupercharged engine efficiency is obviously improved.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the utility model structural representation;
Fig. 2 is Fig. 1 rear view;
Fig. 3 is Fig. 1 worm's eye view;
Fig. 4 is internal rotor and external rotor eccentric structure schematic diagram.
Embodiment
As shown in the figure: the 1.5T turbosupercharged engine rotor-type oil pump of the present embodiment, comprise the pump housing 1, pump cover 2, internal rotor 3 and external rotor 4, external rotor 4 is positioned at the pump chamber that the pump housing 1 and pump cover 2 form, internal rotor 3 is arranged in external rotor 4, internal rotor 3 engages with external rotor 4 eccentric settings conjugation and forms some chamber volume, and internal rotor axle center 5 is 3.1-4.0mm with external rotor axle center 6 offset in the horizontal direction, in pump chamber, be formed with filler opening and oil outlet, belong to prior art, the direction parallel with line between filler opening and oil outlet is indication substantially horizontal, press the substantially horizontal of the common mounting type of oil pump, in the present embodiment, offset adopts 3.1mm, these structural parameter have higher machine oil for amount after can making the utility model overall structure be adapted to turbosupercharged engine, to meet the lubrication and cooling of the each motor-driven parts of turbosupercharged engine, in addition, the flank of tooth conjugate surface each other of the conjugation engagement of internal rotor 3 and external rotor 4, each teeth groove place at external rotor 4 forms respectively a chamber volume, there is higher fluid and suck and extrude effect.
In addition, in the present embodiment, external rotor 4 external diameters are 78-82mm, and internal rotor 3 external diameters are 38-40mm, and the axial dimension of internal rotor 3 and external rotor 4 is 11-12mm, and internal rotor 3 numbers of teeth are 8, and external rotor 4 numbers of teeth are 9; Wherein, external rotor 4 external diameters adopt 79mm, and internal rotor 3 external diameters adopt 38.5mm, under these structural parameter, have good effect.
In the present embodiment, internal rotor 3 is connected with engine crankshaft clutch end direct-drive, and internal rotor 3 is provided with the round square hole 7 for being in transmission connection; Directly drive by bent axle, there is good power character, reduce existingly driving the kinetic equation loss causing by timing sprocket, and can eliminate the fit up gap between oil pump and crankcase, make the structure after assembling compacter.
In the present embodiment, also comprise for the pressure limiting assembly 8 for pressure release in the time that engine oil pressure is too high, pressure limiting assembly comprises pressure limiting plug screw 9, pressure limiting spring and pressure limiting spool, and pressure limiting spring housing is in pressure limiting plug screw outside and to produce the mode of pretightening force, pressure limiting spool is resisted against to the connectivity part of main oil gallery and return opening; For pressure release in the time that engine oil pressure is too high, to maintain the normal oil pressure in main oil gallery.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (6)
1. a 5T turbosupercharged engine rotor-type oil pump, comprise the pump housing, pump cover, internal rotor and external rotor, described external rotor is positioned at the pump chamber of the described pump housing and the formation of described pump cover, described internal rotor is arranged in described external rotor, it is characterized in that: described internal rotor engages with described external rotor eccentric setting conjugation and forms some chamber volume, and internal rotor axle center and external rotor axle center offset are in the horizontal direction 3.1-4.0mm.
2. 1.5T turbosupercharged engine rotor-type oil pump according to claim 1, is characterized in that: described external rotor external diameter is 78-82mm, described internal rotor external diameter is 38-40mm.
3. according to the 1.5T turbosupercharged engine rotor-type oil pump described in the arbitrary claim of claim 1-2, it is characterized in that: the axial dimension of described internal rotor and described external rotor is 11-12mm.
4. 1.5T turbosupercharged engine rotor-type oil pump according to claim 3, is characterized in that: described number of inner teeth is 8, described outer teeth is 9.
5. 1.5T turbosupercharged engine rotor-type oil pump according to claim 4, is characterized in that: described internal rotor is connected with engine crankshaft clutch end direct-drive, and described internal rotor is provided with the round square hole for being in transmission connection.
6. 1.5T turbosupercharged engine rotor-type oil pump according to claim 5, it is characterized in that: also comprise for the pressure limiting assembly for pressure release in the time that engine oil pressure is too high, described pressure limiting assembly comprises pressure limiting plug screw, pressure limiting spring and pressure limiting spool, and described pressure limiting spring housing is in pressure limiting plug screw outside and to produce the mode of pretightening force, described pressure limiting spool is resisted against to the connectivity part of main oil gallery and return opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329111.2U CN203907191U (en) | 2014-06-19 | 2014-06-19 | Rotor type oil pump of 1.5 T turbocharged engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420329111.2U CN203907191U (en) | 2014-06-19 | 2014-06-19 | Rotor type oil pump of 1.5 T turbocharged engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907191U true CN203907191U (en) | 2014-10-29 |
Family
ID=51781469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420329111.2U Expired - Fee Related CN203907191U (en) | 2014-06-19 | 2014-06-19 | Rotor type oil pump of 1.5 T turbocharged engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203907191U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402583A (en) * | 2015-12-15 | 2016-03-16 | 湖南湘衡泵业有限责任公司 | Rotor type oil pump |
| CN106764372A (en) * | 2016-12-05 | 2017-05-31 | 安徽航瑞航空动力装备有限公司 | A kind of aero-engine fuel pump structure |
| CN113464270A (en) * | 2021-06-09 | 2021-10-01 | 东风汽车集团股份有限公司 | Supercharger, lubricating system and lubricating method |
| CN113741580A (en) * | 2021-07-14 | 2021-12-03 | 潍坊科技学院 | Gas-liquid cooperative temperature control system and temperature control method for turbocharger |
-
2014
- 2014-06-19 CN CN201420329111.2U patent/CN203907191U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402583A (en) * | 2015-12-15 | 2016-03-16 | 湖南湘衡泵业有限责任公司 | Rotor type oil pump |
| CN106764372A (en) * | 2016-12-05 | 2017-05-31 | 安徽航瑞航空动力装备有限公司 | A kind of aero-engine fuel pump structure |
| CN113464270A (en) * | 2021-06-09 | 2021-10-01 | 东风汽车集团股份有限公司 | Supercharger, lubricating system and lubricating method |
| CN113464270B (en) * | 2021-06-09 | 2022-09-09 | 东风汽车集团股份有限公司 | Supercharger, lubricating system and lubricating method |
| CN113741580A (en) * | 2021-07-14 | 2021-12-03 | 潍坊科技学院 | Gas-liquid cooperative temperature control system and temperature control method for turbocharger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170228 Address after: 401221 Chongqing Changshou District Industrial Park electromechanical materials Park Patentee after: Chongqing Xiaokang Power Co.,Ltd. Address before: 400033 Jinqiao Road, Shapingba District, Chongqing, 61-1 Patentee before: CHONGQING SOKON INDUSTRY GROUP Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 |