CN104533652A - Oil cooling type diesel engine - Google Patents
Oil cooling type diesel engine Download PDFInfo
- Publication number
- CN104533652A CN104533652A CN201510027474.XA CN201510027474A CN104533652A CN 104533652 A CN104533652 A CN 104533652A CN 201510027474 A CN201510027474 A CN 201510027474A CN 104533652 A CN104533652 A CN 104533652A
- Authority
- CN
- China
- Prior art keywords
- oil
- cooling
- diesel engine
- type diesel
- injection type
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 57
- 239000003921 oil Substances 0.000 claims description 67
- 239000010721 machine oil Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000002347 injection Methods 0.000 claims description 20
- 239000007924 injection Substances 0.000 claims description 20
- 239000006071 cream Substances 0.000 claims description 18
- 239000002826 coolant Substances 0.000 claims description 16
- 230000000630 rising effect Effects 0.000 claims description 5
- 239000000110 cooling liquid Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000001050 lubricating effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000000314 lubricant Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 239000008041 oiling agent Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/02—Cylinders; Cylinder heads having cooling means
- F02F1/10—Cylinders; Cylinder heads having cooling means for liquid cooling
- F02F1/14—Cylinders with means for directing, guiding or distributing liquid stream
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention relates to an oil cooling type diesel engine. The oil cooling type diesel engine comprises an engine body, a cylinder sleeve and a cylinder head. The engine body is provided with an oil storing cavity. The periphery of the cylinder sleeve is provided with an oil cooling sleeve. A cooling oil passage way A and a cooling oil pump are arranged between the outlet end of the oil storing cavity and the inlet end of the oil cooling sleeve. The cylinder head is provided with a cooling oil passage way B. The inlet end of the cooling oil passage way B is connected with the outlet end of the oil cooling sleeve. The outlet end of the cooling oil passage way B is connected with the inlet end of an external oil pipe. The outlet end of the oil pipe is connected with the inlet end of the oil storing cavity. The purpose of the oil cooling type diesel engine is to provide an oil cooling type diesel engine with the simple structure and good cooling effect. The oil cooling type diesel engine has the advantages that first, due to the fact that a cooling system and a lubricating system share one oil storing cavity, the structure of the diesel engine is simplified, the manufacturing cost is lowered, and the cooling effect is improved; second, by arranging an oil cooler on the oil pipe, the cooling of heated cooling liquid is accelerated, and the optimal-state operation of the whole cooling system is guaranteed.
Description
Technical field
The present invention relates to a kind of diesel engine, especially a kind of oil injection type diesel engine.
Background technique
Diesel engine work power character and the Economy that all can reduce it too high or too low for temperature.The effect of cooling system keeps diesel engine to work under optimum state of temperature, to obtain good Economy, power character and durability.Existing cooling system can be divided into air-cooled and water-cooled according to cooling medium difference.Air-cooled engine block is simple, volume is little, which reduces component, simplifies the structure, simplify production process, reduce cost of production relative to water-cooled diesel engine; Water-cooled diesel engine cooling is even, good cooling results, and the more air-cooled diesel engine of the noise produced is much smaller.
When diesel engine works under high temperature or the bad environment of ventilation condition, the diesel engine cooling effect of above-mentioned two kinds of types of cooling can be subject to the impact of environment.
Summary of the invention
The object of the present invention is to provide the oil injection type diesel engine that a kind of structure is simple, cooling effect is good.
Object of the present invention is achieved through the following technical solutions: a kind of oil injection type diesel engine, and it comprises body, cylinder liner and cylinder head; Be provided with shoe cream room in described body, described cylinder liner periphery is provided with oily coolant jacket, and shoe cream room outlet end and oil cooling but overlap between entrance point and be provided with cold oil passage A and cooling oil pump; Be provided with cold oil channel B in described cylinder head, cold oil channel B entrance point and oil cooling but overlap outlet end and are connected, and cold oil channel B outlet end is connected with external machine oil pipe entrance point, and machine oil pipe outlet end is connected with shoe cream room entrance point.
Compared to prior art, the invention has the advantages that:
1. the cooling liquid of oil injection type diesel engine cooling system adopts the oiling agent in lubrication system, and cooling system and lubrication system share a shoe cream room, not only simplify engine block, reduce cost of production, and good cooling results.
2., around the passage that cylinder liner periphery spiral is arranged, make cylinder liner cool more even from bottom to top.
3. machine oil cooler machine oil pipe arranged accelerates the cooling of the cooling liquid after intensification, ensure that whole cooling system runs under the state of the best.
4. oil injection type diesel engine works and more can give prominence to the superiority of its cooling performance under the environment that ventilation condition is bad.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of oil injection type diesel engine of the present invention embodiment.
Fig. 2 is that the A of Fig. 1 is not to structure diagram (side cover section draws in detail).
Fig. 3 is that the B of Fig. 1 is to structure diagram (only drawing cylinder liner part).
Fig. 4 is the schematic diagram of the cold oil channel B in cylinder head.
Fig. 5 is C-C sectional view in Fig. 1.
Fig. 6 is the structural representation of a kind of machine oil cooler embodiment.
Fig. 7 is that the A of Fig. 1 is to structure diagram (only drawing side cover section).
Fig. 8 is D-D sectional view in Fig. 7.
Label declaration: 1 body, 11 side covers, 12 bent axles, 13 camshafts, 14 grooves, 2 cylinder liner, 3 cylinder head, 31 cylinder head oil pockets, 32 cylinder head shrouding A, 33 cylinder head shrouding B, 4 oily coolant jackets, 41 inclined passages, 42 flat passages, 5 shoe cream rooms, 51 oil strainer cover plates, 52 oil filter screens, 6 cooling oil pumps, 61 cooling oil pump internal rotors, 7 machine oil pipes, 8 machine oil cooler, 81 water(-cooling) jackets, 82 water pumps, 83 water tanks, 9 lubricating pumps.
Embodiment
Below in conjunction with Figure of description and embodiment, content of the present invention is described in detail:
Embodiment's schematic diagram of a kind of oil injection type diesel engine provided by the invention as shown in Figure 1 to Figure 8 shows the, it comprises body 1, cylinder liner 2 and cylinder head 3, cylinder liner 2 is placed in the cylinder body opening of body 1, and during die casting, cylinder liner 2 and body 1 form one, and cylinder liner 2 upper end portion arranges cylinder head 3.Be provided with shoe cream room 5 in described body 1, described cylinder liner 2 periphery is provided with oily coolant jacket 4, is provided with cold oil passage A and cooling oil pump 6 between shoe cream room 5 outlet end and oily coolant jacket 4 entrance point; Be provided with cold oil channel B in described cylinder head 3, cold oil channel B entrance point is connected with oily coolant jacket 4 outlet end, and cold oil channel B outlet end is connected with external machine oil pipe 7 entrance point, and machine oil pipe 7 outlet end is connected with shoe cream room 5 entrance point.
The cooling liquid of above-mentioned oil injection type diesel engine cooling system adopts the oiling agent in lubrication system.Because coolant return lubricants are same substance (lubricant oil), therefore can be mixed in shoe cream room 5, then be guided into cooling channel and lubrication channel respectively by two pump housings (cooling oil pump 6, lubricating pump 9).The shoe cream room 5 shared simplifies engine block, reduces cost of production, and adopts lubricant oil to cool evenly, good cooling results.
Because coolant return lubricants are stored in shoe cream room 5 jointly, therefore shoe cream room 5 spatial design should be larger.
The shaft end of bent axle 12 is located at by described cooling oil pump 6.Drive cooling oil pump internal rotor 61 to rotate by bent axle 12, and then drive cooling oil pump 6 to work.
Cold oil passage A is located on side cover 11, and as shown by the arrows in Figure 1, cooling liquid from shoe cream room 5 out, up through cooling oil pump 6, finally flows into oily coolant jacket 4 bottom.
Shoe cream room 5 outlet end is provided with oil filter screen 52 for impurity screening.
Described oily coolant jacket 4 inside is around the spiralling passage in cylinder liner 2 periphery.Serpentine channel design makes cylinder liner 2 cool more even from bottom to top.Described passage is made up of inclined passage 41 and flat passage 42.As shown in Figure 2, that some inclined passages 41 form every setting between the upper and lower on front side of cylinder liner 2, on the left of cylinder liner 2, right side and rear side be some flat passages 42 and form every setting between the upper and lower, flat passage 42 as shown in Figure 3, inclined passage 41 with between the upper and lower every flat passage 42 to be connected formation helical duct.
It is inner that described cold oil channel B annular is set around cylinder head 3.
Also be provided with cylinder head oil pocket 31 between described cold oil channel B outlet end and machine oil pipe 7 entrance point, described cylinder head oil pocket 31 is located in the middle part of cylinder head 3.As shown by the arrows in Figure 4, the cooling liquid in cold oil channel B is flowed into by oily coolant jacket 4 upper end E point, is flowed in cylinder head oil pocket 31 by F point around after the inner circle of cylinder head 3.
The oil channel hole place that oil coolant jacket 4 docks with cylinder head 3 arranges sealing gasket.
Cooling liquid after intensification enters in external machine oil pipe 7 carries out nature cooling (external temperature low, there is natural wind), and cooled cooling liquid is back in shoe cream room 5 and recycles.
Preferably, described machine oil pipe 7 is provided with machine oil cooler 8.
Described machine oil cooler 8 comprises water(-cooling) jacket 81 and water pump 82; Described water(-cooling) jacket 81 is sheathed on machine oil pipe 7 periphery, and it is also provided with inlet pipeline and rising pipe; Described water pump 82 is located on inlet pipeline.When this oil injection type diesel engine aboard ship uses, the inlet pipeline on water(-cooling) jacket 81 can be fetched water at the water source such as the Congjiang, river place, in order to the cooling liquid in Coolers oil pipe 7, and then discharges from rising pipe.
As shown in Figure 6, it also comprises water tank 83, and described inlet pipeline and rising pipe are corresponding with water tank 83 to be respectively connected.The setting of water tank 83 solves the region restriction of machine oil cooler 8 use, still can use in the place at some water sources that do not flow.
Described water pump 82 is driven by camshaft 13.As shown in Figure 7, camshaft 13 axle head is provided with groove 14, and described groove 14 is chimeric with water pump 82 roller end, and camshaft 13 rotating drive water pump 82 runs.Preferably, machine oil pipe 7 one-tenth spiral surroundings are distributed in water(-cooling) jacket 81 inside.
Or machine oil cooler 8 also can adopt radiator, described radiator coordinates fan to carry out acceleration cooling to cooling liquid mainly through radiating fin.
Claims (10)
1. an oil injection type diesel engine, is characterized in that: it comprises body (1), cylinder liner (2) and cylinder head (3); Shoe cream room (5) is provided with in described body (1), described cylinder liner (2) periphery is provided with oily coolant jacket (4), is provided with cold oil passage A and cooling oil pump (6) between shoe cream room (5) outlet end and oily coolant jacket (4) entrance point; Described cylinder head is provided with cold oil channel B in (3), cold oil channel B entrance point is connected with oily coolant jacket (4) outlet end, cold oil channel B outlet end is connected with external machine oil pipe (7) entrance point, and machine oil pipe (7) outlet end is connected with shoe cream room (5) entrance point.
2. oil injection type diesel engine according to claim 1, is characterized in that: described oily coolant jacket (4) inside is around the spiralling passage in cylinder liner (2) periphery.
3. oil injection type diesel engine according to claim 1, is characterized in that: it is inner that described cold oil channel B annular is set around cylinder head (3).
4. oil injection type diesel engine according to claim 3, it is characterized in that: be also provided with cylinder head oil pocket (31) between described cold oil channel B outlet end and machine oil pipe (7) entrance point, described cylinder head oil pocket (31) is located at cylinder head (3) middle part.
5. oil injection type diesel engine according to claim 1, is characterized in that: described cold oil passage A is located on side cover (11).
6. oil injection type diesel engine according to claim 1, is characterized in that: the shaft end of bent axle (12) is located at by described cooling oil pump (6).
7. the oil injection type diesel engine according to claim 1-6 any one, is characterized in that: described machine oil pipe (7) is provided with machine oil cooler (8).
8. oil injection type diesel engine according to claim 7, is characterized in that: described machine oil cooler (8) comprises water(-cooling) jacket (81) and water pump (82); Described water(-cooling) jacket (81) is sheathed on machine oil pipe (7) periphery, and it is also provided with inlet pipeline and rising pipe; Described water pump (82) is located on inlet pipeline.
9. oil injection type diesel engine according to claim 8, is characterized in that: it also comprises water tank (83), and described inlet pipeline and rising pipe are corresponding with water tank (83) to be respectively connected.
10. oil injection type diesel engine according to claim 8, is characterized in that: described water pump (82) is driven by camshaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510027474.XA CN104533652B (en) | 2015-01-20 | 2015-01-20 | Oil cooling type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510027474.XA CN104533652B (en) | 2015-01-20 | 2015-01-20 | Oil cooling type diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104533652A true CN104533652A (en) | 2015-04-22 |
| CN104533652B CN104533652B (en) | 2017-01-18 |
Family
ID=52849244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510027474.XA Active CN104533652B (en) | 2015-01-20 | 2015-01-20 | Oil cooling type diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104533652B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948333A (en) * | 2015-07-13 | 2015-09-30 | 常州市宏硕电子有限公司 | Water cooling cylinder liner |
| CN105927310A (en) * | 2016-04-21 | 2016-09-07 | 湖北三江船艇科技有限公司 | Engine double-pump lubricating system |
| CN106930853A (en) * | 2015-12-31 | 2017-07-07 | 沪东重机有限公司 | A kind of cooling jacket with spiral inlet channel |
| CN109252939A (en) * | 2018-11-20 | 2019-01-22 | 黄涌芮 | A kind of split type diesel engine collection farm cooling system and its application method |
| WO2020134218A1 (en) * | 2018-12-26 | 2020-07-02 | 丰疆智能科技股份有限公司 | High-speed rice transplanter and mounting method therefor |
| CN115111023A (en) * | 2022-07-21 | 2022-09-27 | 韩青山 | Engine oil heat dissipation method and heat dissipation and lubrication system of motor tricycle engine |
| CN119712977A (en) * | 2025-03-03 | 2025-03-28 | 江苏厦科动力科技有限公司 | Diesel engine connector, diesel engine and assembly method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2146760B (en) * | 1983-09-16 | 1988-05-11 | Cummins Engine Co Inc | Cooling system for an i c engine |
| CN1268620A (en) * | 1999-03-28 | 2000-10-04 | 厉其明 | Engine for fire fighting motorcycle |
| CN201013467Y (en) * | 2007-03-05 | 2008-01-30 | 李尧 | Engine with wind and oil cooling cylinder cover |
| CN201310413Y (en) * | 2008-11-28 | 2009-09-16 | 江门天钇金属工业有限公司 | Cylinder head structure of oil cooling type motor cycle engine |
| CN202081951U (en) * | 2011-05-11 | 2011-12-21 | 郑凌 | An oil cooling system for four-stroke engine cooling |
| CN204402680U (en) * | 2015-01-20 | 2015-06-17 | 福州海霖动力有限公司 | Oil injection type diesel engine |
-
2015
- 2015-01-20 CN CN201510027474.XA patent/CN104533652B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2146760B (en) * | 1983-09-16 | 1988-05-11 | Cummins Engine Co Inc | Cooling system for an i c engine |
| CN1268620A (en) * | 1999-03-28 | 2000-10-04 | 厉其明 | Engine for fire fighting motorcycle |
| CN201013467Y (en) * | 2007-03-05 | 2008-01-30 | 李尧 | Engine with wind and oil cooling cylinder cover |
| CN201310413Y (en) * | 2008-11-28 | 2009-09-16 | 江门天钇金属工业有限公司 | Cylinder head structure of oil cooling type motor cycle engine |
| CN202081951U (en) * | 2011-05-11 | 2011-12-21 | 郑凌 | An oil cooling system for four-stroke engine cooling |
| CN204402680U (en) * | 2015-01-20 | 2015-06-17 | 福州海霖动力有限公司 | Oil injection type diesel engine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948333A (en) * | 2015-07-13 | 2015-09-30 | 常州市宏硕电子有限公司 | Water cooling cylinder liner |
| CN106930853A (en) * | 2015-12-31 | 2017-07-07 | 沪东重机有限公司 | A kind of cooling jacket with spiral inlet channel |
| CN105927310A (en) * | 2016-04-21 | 2016-09-07 | 湖北三江船艇科技有限公司 | Engine double-pump lubricating system |
| CN109252939A (en) * | 2018-11-20 | 2019-01-22 | 黄涌芮 | A kind of split type diesel engine collection farm cooling system and its application method |
| WO2020134218A1 (en) * | 2018-12-26 | 2020-07-02 | 丰疆智能科技股份有限公司 | High-speed rice transplanter and mounting method therefor |
| CN115111023A (en) * | 2022-07-21 | 2022-09-27 | 韩青山 | Engine oil heat dissipation method and heat dissipation and lubrication system of motor tricycle engine |
| CN119712977A (en) * | 2025-03-03 | 2025-03-28 | 江苏厦科动力科技有限公司 | Diesel engine connector, diesel engine and assembly method |
| CN119712977B (en) * | 2025-03-03 | 2025-06-20 | 江苏厦科动力科技有限公司 | Joint for diesel engine, diesel engine and assembly method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104533652B (en) | 2017-01-18 |
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