CN104564400A - Integrated exhaust manifold type three-cylinder machine cooling water jacket - Google Patents
Integrated exhaust manifold type three-cylinder machine cooling water jacket Download PDFInfo
- Publication number
- CN104564400A CN104564400A CN201510024104.0A CN201510024104A CN104564400A CN 104564400 A CN104564400 A CN 104564400A CN 201510024104 A CN201510024104 A CN 201510024104A CN 104564400 A CN104564400 A CN 104564400A
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- CN
- China
- Prior art keywords
- exhaust
- cooling water
- cylinder cap
- water
- integrated
- 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
- 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
- F02F1/24—Cylinder heads
- F02F1/243—Cylinder heads and inlet or exhaust manifolds integrally cast together
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- 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
- F02F1/24—Cylinder heads
- F02F1/26—Cylinder heads having cooling means
- F02F1/36—Cylinder heads having cooling means for liquid cooling
- F02F1/40—Cylinder heads having cooling means for liquid cooling cylinder heads with means for directing, guiding, or distributing liquid stream
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- 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
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
-
- 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
- F02F2200/00—Manufacturing
- F02F2200/06—Casting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/90—Alloys not otherwise provided for
- F05C2201/903—Aluminium alloy, e.g. AlCuMgPb F34,37
Abstract
The invention relates to an integrated exhaust manifold type three-cylinder machine cooling water jacket which comprises a cylinder cover provided with an air intake side and an exhaust side. An exhaust throat and an exhaust port are formed in the exhaust side of the cylinder cover, and an exhaust manifold is further integrated between the exhaust throat and the exhaust port. A water inlet is formed in the front end of the cylinder cover, a water outlet is formed in the rear end of the cylinder cover, and a cooling water channel is formed between the water inlet and the water outlet. An exhaust side water jackets communicated to the cooling water channel are arranged at the upper end and the lower end of the exhaust manifold, and an air intake side water jacket communicated to the cooling water channel is arranged on the air intake side of the cylinder cover. By means of the cooling water jacket, the cooling uniformity on the exhaust side is improved, thermal cycle of an engine is improved, waste heat is used for preheating of a cabin, the engine warming speed is improved, friction of internal parts during cold starting is reduced, and oil consumption of the engine is reduced.
Description
Technical field
The present invention relates to the technical field of Vehicle Engine Structure design, more particularly, the present invention relates to a kind of integrated discharge manifold formula three cylinder machine cooling jacket.
Background technique
In prior art, in water jacket design, exhaust side cooling water flow is little, and it is uneven to flow; Simultaneously in middle-size and small-size engine design process, because space is little, be not easy to arrange.Its shortcoming is: during (1) engine cold-start, warming-up speed is slow, and oil consumption is many, and in waste gas, the discharge amount of CO and CH compound is large; (2) efficiency of cycle is low; (3) due to the restriction of non-integration type cylinder cap volume, have compressed the volume distributed median of cooling jacket, cause the not enough and inhomogeneous cooling of Cooling of Cylinder Head, the effect of the thermal shock of local superheating or low-and high-frequency and occur crackle, thus cause the inefficacy of cylinder cap.
Summary of the invention
In order to solve above-mentioned technical problem of the prior art, the object of the present invention is to provide a kind of integrated discharge manifold formula three cylinder machine cooling jacket.
To achieve these goals, present invention employs following technological scheme:
A kind of integrated discharge manifold formula three cylinder machine cooling jacket, comprises the cylinder cap with air inlet side and exhaust side, and the exhaust side of described cylinder cap has exhaust aditus laryngis and relief opening, and is also integrated with discharge manifold between described exhaust aditus laryngis and described relief opening; It is characterized in that: described cylinder cap front end has water intake, and the rear end of described cylinder cap has water outlet, is provided with cooling water channel between described water intake and water outlet; Be provided with the exhaust side water jacket being communicated to described cooling water channel in the top and bottom of described discharge manifold, be provided with the air inlet side water jacket being communicated to described cooling water channel in the air inlet side of described cylinder cap.
Wherein, described cylinder cap is become by aluminum alloy cast appearance.
Wherein, consisting of of the alloying element of described aluminum alloy: the Fe of the Mg of the Si of 4.5 ~ 5.0wt%, the Cu of 1.0 ~ 1.2wt%, 0.45 ~ 0.50wt%, the Mn of 0.55 ~ 0.60wt%, 0.20 ~ 0.30wt%, the Zr of 0.12 ~ 0.15wt%, the Te of 0.03 ~ 0.05wt%, the Sr of 0.03 ~ 0.05wt%, and the Al of surplus.
Compared with prior art, integrated discharge manifold formula three cylinder machine cooling jacket of the present invention has following beneficial effect:
(1) cooling jacket of the present invention improves the uniformity of exhaust side cooling, and waste heat also can be used for the preheating in cabin by the thermal cycle improving motor, promote engine warm motor speed, reduce the friction of internals during cold start-up, reduce the oil consumption of motor.
(2) aluminum alloy of cylinder cap use of the present invention, not only cast processability good, and the cylinder head good thermal stability formed, heat distortion amount is little, all there is excellent corrosion resistance under the condition of the submergence such as cooling liquid and gasoline, and there is good anti-fatigue performance.
Accompanying drawing explanation
Fig. 1 is the schematic diagram in discharge manifold formula three cylinder machine cooling jacket first cross section integrated described in embodiment 1;
Fig. 2 is the schematic diagram in discharge manifold formula three cylinder machine cooling jacket second cross section integrated described in embodiment 1.
Embodiment
Below with reference to specific embodiment, integrated discharge manifold formula three cylinder machine cooling jacket of the present invention is further elaborated, has more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technological scheme.
Embodiment 1
As shown in Fig. 1 ~ 2, integrated discharge manifold formula three cylinder machine cooling jacket described in the present embodiment, comprise the cylinder cap with air inlet side and exhaust side, the exhaust side of described cylinder cap has exhaust aditus laryngis 4 and relief opening 5, and is also integrated with discharge manifold 8 between described exhaust aditus laryngis 4 and described relief opening 5; Described cylinder cap front end has water intake 2, and the rear end of described cylinder cap has water outlet 3, is provided with cooling water channel 1 between described water intake 2 and water outlet 3; Be provided with the exhaust side water jacket 7 being communicated to described cooling water channel in the top and bottom of described discharge manifold 8, be provided with the air inlet side water jacket 6 being communicated to described cooling water channel in the air inlet side of described cylinder cap.
The present embodiment designs cooling jacket in integrated gas exhaust manifold upper and lower end face and designs the mouth of a river at cylinder cap ear end face and realizes water jacket cooling requirement.By the heat of integrated exhaust manifold cooling water jacket, can effectively promote engine warm motor speed, reduce the friction of internals during cold start-up, thus reduce the oil consumption of motor, also reduce CO in waste gas
2with the discharge amount of CH compound.System by hot water circuit, under the effect of water pump the hot water in exhaust manifold cooling water jacket from being transported to heat exchanger, thus warm braw can be obtained quickly, improve the thermal cycle of motor and the preheating in cabin.Compared with traditional water jacket, when high load and close operating mode at full capacity, effectively can reduce the oil consumption of now motor, thus reduce motor discharge.
Embodiment 2
Cylinder cap described in the present invention has the complicated internal structure such as water channel, gas exhaust manifold, and the aluminum alloy that thus described cylinder cap uses needs to have good mobility under melting condition.In the present invention, consisting of of the alloying element of described aluminum alloy: the Fe of the Mg of the Si of 4.5 ~ 5.0wt%, the Cu of 1.0 ~ 1.2wt%, 0.45 ~ 0.50wt%, the Mn of 0.55 ~ 0.60wt%, 0.20 ~ 0.30wt%, the Zr of 0.12 ~ 0.15wt%, the Te of 0.03 ~ 0.05wt%, the Sr of 0.03 ~ 0.05wt%, and the Al of surplus.Described aluminum alloy can be main material by melting aluminium ingot (such as Al99.90, Al99.9, Al99.85) or energy balance etc., prepares melt in a furnace, and utilize inert gas such as N by adding alloying element
2etc. carry out purging degassed and purification.The state of the art is belonged to by cylinder cap aluminum alloy melts casting being obtained required form.Briefly; the aluminum alloy of melting is cast in wax-pattern or metal pattern and solidifies; it is 790 DEG C for the casting temperature that aluminum alloy of the present invention is suitable; then open mould foundry goods is taken out; then judge whether to create hole (generally problem is not shunk for alloy composition of the present invention) due to contraction by X-ray examination; then T6 heat treatment is carried out for acceptable product; be specially 500 DEG C of solid solutions 8 ~ 10 hours; then quench at 70 ~ 80 DEG C, and 200 DEG C of ageing treatment 10 ~ 12 hours.Table 1 gives several sample of concrete aluminum alloy, the composition of control sample.Table 2 gives their performance.
Table 1 surplus is Al
| Si | Cu | Mg | Mn | Fe | Zr | Te | Sr | |
| Sample 1 | 4.5 | 1.2 | 0.50 | 0.60 | 0.25 | 0.12 | 0.03 | 0.05 |
| Sample 2 | 5.0 | 1.0 | 0.45 | 0.55 | 0.20 | 0.15 | 0.05 | 0.03 |
| Control sample 1 | 5.0 | 1.0 | 0.45 | 0.55 | 0.20 | / | / | 0.03 |
| Control sample 2 | 4.5 | 1.2 | 0.50 | 0.60 | 0.25 | 0.12 | 0.05 | / |
| Control sample 3 | 9.8 | 1.8 | 0.50 | 0.55 | 0.25 | 0.15Ti | 0.05 | 0.03 |
| Control sample 4 | 7.2 | 1.0 | 0.45 | 0.50 | 0.30 | 0.70Ni | 0.05 | 0.03 |
Table 2
| Sample 1 | Sample 2 | Control sample 1 | Control sample 2 | Control sample 3 | Control sample 4 | |
| Room temperature tensile intensity, MPa | 310 | 290 | 250 | 240 | 250 | 250 |
| 300 DEG C of tensile strength, MPa | 220 | 220 | 180 | 190 | 190 | 180 |
| 300 DEG C of thermal expansion coefficient, 10 -6/K | 8.0 | 10.0 | 36.0 | 42.0 | 32.0 | 35.0 |
| Castability | Excellent | Excellent | Difference | Difference | Qualified | Qualified |
Wherein, Castability described in the present invention, if have more than 5 or 5 to find hole by X-ray examination for 100 foundry goods, then Castability is poor, if have 2 ~ 5 to find hole by X-ray examination for 100 foundry goods, then Castability is qualified, if having 1 or following for 100 foundry goods, then Castability is excellent.
For the ordinary skill in the art; specific embodiment is just to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technological scheme is carried out; or design of the present invention and technological scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (3)
1. an integrated discharge manifold formula three cylinder machine cooling jacket, comprises the cylinder cap with air inlet side and exhaust side, and the exhaust side of described cylinder cap has exhaust aditus laryngis and relief opening, and is also integrated with discharge manifold between described exhaust aditus laryngis and described relief opening; It is characterized in that: described cylinder cap front end has water intake, and the rear end of described cylinder cap has water outlet, is provided with cooling water channel between described water intake and water outlet; Be provided with the exhaust side water jacket being communicated to described cooling water channel in the top and bottom of described discharge manifold, be provided with the air inlet side water jacket being communicated to described cooling water channel in the air inlet side of described cylinder cap.
2. integrated discharge manifold formula three cylinder machine cooling jacket according to claim 1, is characterized in that: described cylinder cap is become by aluminum alloy cast appearance.
3. integrated discharge manifold formula three cylinder machine cooling jacket according to claim 2, it is characterized in that: consisting of of the alloying element of described aluminum alloy: the Fe of the Mg of the Si of 4.5 ~ 5.0wt%, the Cu of 1.0 ~ 1.2wt%, 0.45 ~ 0.50wt%, the Mn of 0.55 ~ 0.60wt%, 0.20 ~ 0.30wt%, the Zr of 0.12 ~ 0.15wt%, the Te of 0.03 ~ 0.05wt%, the Sr of 0.03 ~ 0.05wt%, and the Al of surplus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024104.0A CN104564400A (en) | 2015-01-16 | 2015-01-16 | Integrated exhaust manifold type three-cylinder machine cooling water jacket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024104.0A CN104564400A (en) | 2015-01-16 | 2015-01-16 | Integrated exhaust manifold type three-cylinder machine cooling water jacket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104564400A true CN104564400A (en) | 2015-04-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510024104.0A Pending CN104564400A (en) | 2015-01-16 | 2015-01-16 | Integrated exhaust manifold type three-cylinder machine cooling water jacket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464664A (en) * | 2016-04-19 | 2017-12-12 | 李冲 | A kind of power transformer cooling system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201326468Y (en) * | 2008-12-09 | 2009-10-14 | 奇瑞汽车股份有限公司 | Cylinder cover with cooling water jacket |
| EP2146066A1 (en) * | 2008-07-14 | 2010-01-20 | Ford Global Technologies, LLC | Charged combustion engine with turbine and exhaust gas treatment system |
| DE102011106846A1 (en) * | 2010-07-12 | 2012-01-12 | Gm Global Technology Operations Llc (N.D.Ges.D. Staates Delaware) | Engine assembly with integrated exhaust manifold |
| US20120037101A1 (en) * | 2010-08-16 | 2012-02-16 | Ford Global Technologies, Llc | Integrated exhaust manifold |
| CN203374373U (en) * | 2013-06-28 | 2014-01-01 | 柳州五菱柳机动力有限公司 | Air cylinder cover with integrated exhaust manifold |
| CN103540812A (en) * | 2013-10-30 | 2014-01-29 | 合肥工业大学 | Aluminum alloy material for engine cylinder cover and preparation method thereof |
| CN203626940U (en) * | 2013-10-28 | 2014-06-04 | 长城汽车股份有限公司 | Integrated cooling pressure charging system |
| CN204458069U (en) * | 2015-01-16 | 2015-07-08 | 阿尔特汽车技术股份有限公司 | Integrated discharge manifold formula three cylinder machine cooling jacket |
-
2015
- 2015-01-16 CN CN201510024104.0A patent/CN104564400A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2146066A1 (en) * | 2008-07-14 | 2010-01-20 | Ford Global Technologies, LLC | Charged combustion engine with turbine and exhaust gas treatment system |
| CN201326468Y (en) * | 2008-12-09 | 2009-10-14 | 奇瑞汽车股份有限公司 | Cylinder cover with cooling water jacket |
| DE102011106846A1 (en) * | 2010-07-12 | 2012-01-12 | Gm Global Technology Operations Llc (N.D.Ges.D. Staates Delaware) | Engine assembly with integrated exhaust manifold |
| US20120037101A1 (en) * | 2010-08-16 | 2012-02-16 | Ford Global Technologies, Llc | Integrated exhaust manifold |
| CN203374373U (en) * | 2013-06-28 | 2014-01-01 | 柳州五菱柳机动力有限公司 | Air cylinder cover with integrated exhaust manifold |
| CN203626940U (en) * | 2013-10-28 | 2014-06-04 | 长城汽车股份有限公司 | Integrated cooling pressure charging system |
| CN103540812A (en) * | 2013-10-30 | 2014-01-29 | 合肥工业大学 | Aluminum alloy material for engine cylinder cover and preparation method thereof |
| CN204458069U (en) * | 2015-01-16 | 2015-07-08 | 阿尔特汽车技术股份有限公司 | Integrated discharge manifold formula three cylinder machine cooling jacket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464664A (en) * | 2016-04-19 | 2017-12-12 | 李冲 | A kind of power transformer cooling system |
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Application publication date: 20150429 |