CN103628997A - Cylinder body structure of air and water cooling engine - Google Patents
Cylinder body structure of air and water cooling engine Download PDFInfo
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- CN103628997A CN103628997A CN201310685657.1A CN201310685657A CN103628997A CN 103628997 A CN103628997 A CN 103628997A CN 201310685657 A CN201310685657 A CN 201310685657A CN 103628997 A CN103628997 A CN 103628997A
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- cylinder
- water
- cylinder liner
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- inner sleeve
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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
- F02F1/02—Cylinders; Cylinder heads having cooling means
- F02F1/10—Cylinders; Cylinder heads having cooling means for liquid cooling
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- 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)
Abstract
The invention belongs to the technical field of manufacture of engine parts, and relates to a cylinder body structure of an air and water cooling engine. The cylinder body structure is characterized in that a cylinder sleeve is composed of a cylinder sleeve inner sleeve (4-1) and a cylinder sleeve outer sleeve (4-2), wherein a cooling water cavity (6) is composed of an enclosed space formed between the cylinder sleeve inner sleeve (4-1) and the cylinder sleeve outer sleeve (4-2); a wall of the cylinder sleeve inner sleeve (4-1) is provided with at least two cylinder-shaped ear holes (5) which are vertically communicated, and a cylinder body shell (3) and the outer surface of the cooling water cavity (6), the outer wall surface of the cylinder sleeve outer sleeve and part of the outer wall surface of the cylinder sleeve inner sleeve are combined in a non-gap manner. The cylinder body structure provided by the invention has the advantages that the structure design is reasonable and simple, the manufacturability of manufacturing is improved, the manufacturing cost is reduced, the cylinder body structure has another characteristic that the cooling effect is improved, and meanwhile, the water-leaking hidden danger of the cylinder body structure of the existing air and water cooling engine is overcome.
Description
Technical field
The invention belongs to engine component manufacturing technology field, be specifically related to the block structure of a kind of wind, water cooled engine.
Background technique
Along with motor tricycle comes into operation at home in a large number, most of motor tricycle uses natural air cooled motor, the cylinder block of this motor is to consist of cylinder liner, cylinder shell two-part, cylinder shell is combined closely on the outer surface of cylinder liner, on the outer surface of cylinder shell, radiating fin is set, the Air Flow realization under steam of dependence motor tricycle is cooling to motor.Because motor tricycle uses under the severe condition of the low-speed heave-load of being everlasting, road conditions, the lower travelling speed deficiency of motor tricycle will be taken away at running engine heat under high load, so natural air cooled engine-cooling system can not meet motor tricycle user's usage requirement, the frequent quality problems such as the sticky cylinder of motor, armful cylinder that occur on market.
Prior art:
The quality problems that exist in tricycle uses in order to solve natural air cooled motor, Some Domestic producer improves design to the cooling system of natural air cooled motor, increase cooling water recirculation system, the cylinder block of natural air cooled motor is improved to wind, Water-cooled cylinder body, improve the cooling effect of natural air cooled motor, and applied for the cylinder block utility model patent patent No. of wind, water cooled engine: ZL200720123500.X.
The cylinder block of wind described in patent ZL200720123500.X, water cooled engine is comprised of cylinder shell, cylinder liner, cylinder radiating sleeve, sealing cover.Outer surface in cylinder liner arranges cylinder radiating sleeve; Technique opening is set on the side of cylinder shell, with technique opening opposite position, sealing cover is set; Inwall, cylinder radiating sleeve, sealing cover by cylinder shell surround a cooling water circulation chamber together, and cooling water flow carries out cooling in cold water cyclic cavity to motor, are provided with at least two water channels excessively that communicate with cooling water circulation chamber on cylinder shell.
Although the cylinder block of wind described in patent ZL200720123500.X, water cooled engine arranges cooling water circulation cavity configuration, can make natural air cooled motor realize water circulation cooling, improve the cooling effect of motor, but the cylinder block described in this patent still has the following disadvantages:
(1), block structure causes its heat-transfer capability to decline, and can not meet the cooling requirement of tricycle engine.Cylinder liner, cylinder radiating sleeve are respectively to be made by two kinds of different materials, the heat of motor is successively by being delivered to cooling water after cylinder liner, two kinds of different materials of cylinder radiating sleeve, again due to the total thickness of cylinder liner, the cylinder radiating sleeve bi-material wall thickness much larger than water cooled engine cylinder liner, increase the heat transfer resistance of cylinder liner, reduce cylinder block heat-transfer capability, therefore reduce the cooling effect of motor.(2), cylinder block manufacturability is poor, increases exploitation, manufacture cost.Because this block structure is, in cylinder shell side, technique opening is set, need on the side of cylinder shell, adopt machining process to guarantee sealed faying face precision, so cylinder block manufacturability is poor; This cylinder block need to increase the input of sealing cover mould newly simultaneously, at the outer surface of cylinder liner, cylinder radiating sleeve is set, and increases exploitation, the cost of production of motor.(3), there is the cylinder block hidden danger of leaking.Because sealing cover is with contacting by gasket seal between cylinder shell, could form cooling water circulation chamber, therefore sealed faying face machining accuracy is poor, gasket seal is aging all can cause cylinder body seepy question, leaks when serious, can cause motor because of the overheated problems such as the sticky cylinder of piston, armful cylinder that occur.
Summary of the invention
The object of the invention is to propose a kind of wind, Water-cooled engine cylinder structure, make engine cylinder realize air-cooled, water-cooled simultaneously, and with existing wind, the comparison of Water-cooled engine cylinder structure, there is reasonable in design, simple, and the manufacturability of manufacturing is improved, reduce manufacturing cost; Another object of the present invention is guarantee and improve cooling effect, meanwhile, has overcome existing wind, the existing hidden danger of leaking of Water-cooled engine cylinder structure.
The present invention completes its invention task and adopts following technological scheme:
Wind, a Water-cooled engine cylinder structure, include cylinder liner and cylinder shell; Described cylinder liner is comprised of cylinder liner inner sleeve, cylinder liner overcoat, wherein, between described cylinder liner inner sleeve and cylinder liner overcoat, forms enclosed space, and this enclosed space forms cooling water chamber; The cylindricality earhole on the wall of described cylinder liner inner sleeve with vertical perforation, the vertical described cylindricality earhole formation connecting coordinates with cylinder head pilot hole, cylinder block is fixed on to the pilot hole on engine crankshaft box; The vertical described cylindricality earhole connecting is at least two; Described cylinder liner puts outward and cooling water intake I is set, water outlet I; Described cylinder shell be by die cast mode in the outer wall of cylinder liner overcoat, the part outer wall of cylinder liner inner sleeve parcel layer of metal material form; Described cylinder shell and cooling water chamber outer surface, with the outer wall of described cylinder liner overcoat, the part outer wall of cylinder liner inner sleeve forms gapless is combined; Described water intake I is communicated with the common cooling water inlet that forms with water intake II, the water nozzle of cylinder shell; Described water outlet I is communicated with the common coolant outlet that forms with the water outlet II of cylinder shell.
Adopt technique scheme, a kind of wind, Water-cooled engine cylinder structure that the present invention proposes have following beneficial effect:
1, increase substantially cylinder liner heat-transfer capability, reduce the heat load of motor.Enclosed construction due to cylinder liner employing cylinder inner sleeve, overcoat, improves cylinder liner with the join strength of cylinder shell, there will not be water-cooled cylinder to overlap the problem of being out of shape, breaking, come off, and therefore can reduce sleeve wall thickness in cylinder and design; Cooling water is a kind of material with the heat transfer medium between cylinder inner sleeve simultaneously, does not have the heat transfer separating surface problem of bi-material, can increase substantially cylinder liner heat-transfer capability, effectively reduces the heat load of motor.
2, at least two vertical pilot holes that connect of cylinder inner sleeve setting, facilitate the assembling of cylinder block.
3, cylinder block manufacturing process is better.This cylinder liner can adopt casting molding process one time, forms sealing cooling water chamber, does not need to increase technique opening and sealing cover part are set, and can reduce production, development cost.
4, without leaking hidden danger of quality.Because cylinder inner sleeve, cylinder lagging form cooling water chamber jointly, do not need to arrange technique opening and sealing cover part, there is not the hidden danger of leaking causing because of sealing cover junction plane poor sealing.The wind, the Water-cooled cylinder body that use cylinder liner to manufacture, can effectively reduce wind, water cooled engine seizure of piston, embrace the generation of the faults such as cylinder, scuffing of cylinder bore, valve fracture, effectively improve operational safety, the durability of motor.
5, block structure of the present invention is with the performance comparison table of prior art:
| Sequence number | Contrast project | The technology of the present invention | |
| 1 | Cylinder body temperature conductivity | Good heat-transfer | Temperature conductivity is poor |
| 2 | Cylinder inner sleeve arranges cylindricality earhole | At least 2 | Nothing |
| 3 | Cylinder block process for machining and manufacturing | Better | Poor |
| 4 | Totally enclosed type water channel | Totally enclosed type water channel, do not exist leak, cylinder liner comes off hidden danger | , there is the hidden danger of leaking in non-totally enclosed type water channel |
More than contrast can be found out, with existing block structure and technology, there is obviously difference in block structure of the present invention and manufacturing technology, this invention cylinder block has good heat-transfer, and the obvious advantage that process for machining and manufacturing is good does not exist the hidden danger of quality problem such as leak, cylinder liner comes off simultaneously.
Accompanying drawing explanation
Fig. 1 is the axis of no-feathering mapping of cylinder liner.
Fig. 2 is the front view of cylinder liner.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the B-B revolved sectional view of Fig. 3.
Fig. 5 is cylinder body front view.
Fig. 6 is cylinder body plan view.
Fig. 7 is the C-C sectional view of Fig. 5.
Fig. 8 is the D-D sectional view of Fig. 5.
Fig. 9 is the E-E sectional view of Fig. 6.
Figure 10 is the structural representation of cylinder block in utility model patent ZL200720123500.X.
In figure: 1, water nozzle, 2, sand cleaning hole plug, 3, cylinder shell, 4-1, cylinder liner inner sleeve, 4-2, cylinder liner overcoat, 5, cylindricality earhole, 6, cooling water chamber, 7-1, water outlet I, 7-2, water outlet II, 8-1, water intake I, 8-2, water intake II, 9, radiating fin, 10, push rod mounting hole, 11, spill port, 12, sealing cover, 13, cylinder radiating sleeve.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described with enforcement:
A block structure for wind, water cooled engine, in conjunction with Fig. 7, Fig. 1, Fig. 3, includes cylinder liner and cylinder shell 3; Described cylinder liner is comprised of cylinder liner inner sleeve 4-1, cylinder liner overcoat 4-2, and wherein, described cylinder liner inner sleeve 4-1 and cylinder liner overcoat 4-2 form sealing cooling water chamber 6 jointly, are processed with water intake I 8-1, water outlet I 7-1 on cylinder liner overcoat 4-2.Adopt method of squeeze forming, in the outer wall of cylinder liner overcoat 4-2,, the part outer wall of cylinder liner inner sleeve 4-1 is wrapped up layer of metal material, form cylinder shell 3; Described cylinder shell 3 and cooling water chamber outer surface, with the outer wall of described cylinder liner overcoat 4-2, the part outer wall of cylinder liner inner sleeve 4-1 forms gapless is combined; In cylinder shell 3 appearances, radiating fin 9 is set, strengthens the radiating effect of cylinder block outer surface under natural air cooled condition simultaneously; Water intake I 8-1 is communicated with the common cooling water inlet that forms with water intake II 8-1, the water nozzle 1 of cylinder shell; Water outlet I 7-1 is communicated with the common coolant outlet that forms with the water outlet II 7-2 of cylinder shell; Under water pump effect, cooling water is pressed into from water nozzle 1, water intake II 8-2, water intake I 8-1 the cooling water chamber 6 that cylinder liner is airtight, after cooling to cylinder liner inner sleeve, cylinder shell, from water outlet I 7-1, water outlet II 7-2 effluent gases cylinder body, motor is realized to water quench, guarantee that motor uses at good cool condition, improves reliability, durability that motor uses.The cylindricality earhole 5 of vertical perforation is set on cylinder liner inner sleeve 4-1, be arranged on stud on crankcase body, through vertical cylindricality earhole 5 and the cylinder head pilot hole connecting, cylinder block is fixed on accurately on the crankcase body of motor, increase substantially the assembly precision of cylinder liner in motor, vibrations, impact and noise in the time of can effectively reducing engine operation.Described cylindricality earhole 5 is at least two, and in this embodiment, cylindricality earhole 5 is two; On cylinder liner overcoat 4-2, be processed with sand cleaning hole, be convenient to remove the molding sand for moulding cooling water chamber, and corresponding sand cleaning hole arrange sand cleaning hole plug 2.
Claims (6)
1. wind, a Water-cooled engine cylinder structure, include cylinder liner and cylinder shell (3); It is characterized in that: described cylinder liner is comprised of cylinder liner inner sleeve (4-1), cylinder liner overcoat (4-2), wherein, between described cylinder liner inner sleeve (4-1) and cylinder liner overcoat (4-2), form enclosed space, this enclosed space forms cooling water chamber (6); The cylindricality earhole (5) on the wall of described cylinder liner inner sleeve (4-1) with vertical perforation, the vertical described cylindricality earhole formation connecting coordinates with cylinder head pilot hole, cylinder block is fixed on to the pilot hole on engine crankshaft box; The vertical described cylindricality earhole (5) connecting is at least two; Described cylinder liner puts outward and cooling water intake I (8-1) is set, water outlet I (7-1); Described cylinder shell (3) be by die cast mode in the outer wall of cylinder liner overcoat (4-2), the part outer wall of cylinder liner inner sleeve (4-1) parcel layer of metal material form, described cylinder shell (3) and the outer surface of cooling water chamber (6), with the outer wall of described cylinder liner overcoat (4-2), the part outer wall of cylinder liner inner sleeve (4-1) formation gapless be combined; Described water intake I (8-1) is communicated with the common cooling water inlet that forms with water intake II (8-2), the water nozzle (1) of cylinder shell (3); Described water outlet I (7-1) is communicated with the common coolant outlet that forms with the water outlet II (7-2) of cylinder shell (3).
2. wind as claimed in claim 1, Water-cooled engine cylinder structure, is characterized in that: described cylindricality earhole (5) is two.
3. wind as claimed in claim 1, Water-cooled engine cylinder structure, is characterized in that: described water intake II (8-2), water intake I (8-1) are arranged on side of cylinder block; Described water outlet I (7-1) water outlet II (7-2) is arranged on the upper-end surface of side of cylinder block or cylinder block, and wherein water intake II (8-2) port arranges water nozzle (1).
4. wind as claimed in claim 1, Water-cooled engine cylinder structure, is characterized in that: on cylinder liner overcoat (4-2), be provided with sand cleaning hole.
5. wind as claimed in claim 1, Water-cooled engine cylinder structure, is characterized in that: at cylinder shell (3) outer surface, be provided with radiating fin (9).
6. wind as claimed in claim 5, Water-cooled engine cylinder structure, is characterized in that: radiating fin (9), for a plurality of, is cross setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310685657.1A CN103628997B (en) | 2013-12-16 | 2013-12-16 | The block structure of a kind of wind, water cooled engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310685657.1A CN103628997B (en) | 2013-12-16 | 2013-12-16 | The block structure of a kind of wind, water cooled engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103628997A true CN103628997A (en) | 2014-03-12 |
| CN103628997B CN103628997B (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310685657.1A Active CN103628997B (en) | 2013-12-16 | 2013-12-16 | The block structure of a kind of wind, water cooled engine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104895694A (en) * | 2015-06-04 | 2015-09-09 | 吴代庆 | Engine cylinder |
| CN105422303A (en) * | 2015-12-14 | 2016-03-23 | 中国北方发动机研究所(天津) | Independent water and air mixing double-cooling cylinder sleeve |
| WO2016149295A1 (en) * | 2015-03-18 | 2016-09-22 | Federal-Mogul Corporation | Double-wall self-contained liner |
| CN108223182A (en) * | 2018-04-02 | 2018-06-29 | 济南大学 | Cylinder jacket assembly |
| CN111120330A (en) * | 2018-10-31 | 2020-05-08 | 广东美芝精密制造有限公司 | Cylinder, manufacturing method of cylinder and rotary compressor |
| CN113482792A (en) * | 2021-07-06 | 2021-10-08 | 江门市朝扬精密制造有限公司 | Motorcycle cylinder shell structure and clamp used for same |
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| JPS6056151A (en) * | 1983-09-06 | 1985-04-01 | Honda Motor Co Ltd | Cylinder block of water-cooled type engine |
| JPH01167448A (en) * | 1987-12-21 | 1989-07-03 | Yanmar Diesel Engine Co Ltd | Cooling device for cylinder liner |
| JP2002098000A (en) * | 2000-09-27 | 2002-04-05 | Daihatsu Diesel Mfg Co Ltd | Fuel injection valve cooling device of diesel engine |
| US20080245320A1 (en) * | 2003-10-31 | 2008-10-09 | Yujirou Ishikawa | Water-Cooled Engine and Cylinder Block Thereof |
| CN203614244U (en) * | 2013-12-16 | 2014-05-28 | 洛阳北方企业集团有限公司 | Cylinder body structure of air and water cooling engine |
-
2013
- 2013-12-16 CN CN201310685657.1A patent/CN103628997B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6056151A (en) * | 1983-09-06 | 1985-04-01 | Honda Motor Co Ltd | Cylinder block of water-cooled type engine |
| JPH01167448A (en) * | 1987-12-21 | 1989-07-03 | Yanmar Diesel Engine Co Ltd | Cooling device for cylinder liner |
| JP2002098000A (en) * | 2000-09-27 | 2002-04-05 | Daihatsu Diesel Mfg Co Ltd | Fuel injection valve cooling device of diesel engine |
| US20080245320A1 (en) * | 2003-10-31 | 2008-10-09 | Yujirou Ishikawa | Water-Cooled Engine and Cylinder Block Thereof |
| CN203614244U (en) * | 2013-12-16 | 2014-05-28 | 洛阳北方企业集团有限公司 | Cylinder body structure of air and water cooling engine |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016149295A1 (en) * | 2015-03-18 | 2016-09-22 | Federal-Mogul Corporation | Double-wall self-contained liner |
| US9803583B2 (en) | 2015-03-18 | 2017-10-31 | Federal-Mogul Llc | Double wall self-contained liner |
| CN107532540A (en) * | 2015-03-18 | 2018-01-02 | 费德罗-莫格尔有限责任公司 | Carry the cylinder sleeve of double-walled |
| JP2018510993A (en) * | 2015-03-18 | 2018-04-19 | フェデラル−モーグル・リミテッド・ライアビリティ・カンパニーＦｅｄｅｒａｌ−Ｍｏｇｕｌ Ｌｌｃ | Double wall self-contained liner |
| CN107532540B (en) * | 2015-03-18 | 2020-03-13 | 天纳克公司 | Cylinder liner with double walls |
| CN104895694A (en) * | 2015-06-04 | 2015-09-09 | 吴代庆 | Engine cylinder |
| CN105422303A (en) * | 2015-12-14 | 2016-03-23 | 中国北方发动机研究所(天津) | Independent water and air mixing double-cooling cylinder sleeve |
| CN108223182A (en) * | 2018-04-02 | 2018-06-29 | 济南大学 | Cylinder jacket assembly |
| CN108223182B (en) * | 2018-04-02 | 2023-10-24 | 济南大学 | Cylinder sleeve assembly |
| CN111120330A (en) * | 2018-10-31 | 2020-05-08 | 广东美芝精密制造有限公司 | Cylinder, manufacturing method of cylinder and rotary compressor |
| CN113482792A (en) * | 2021-07-06 | 2021-10-08 | 江门市朝扬精密制造有限公司 | Motorcycle cylinder shell structure and clamp used for same |
| CN113482792B (en) * | 2021-07-06 | 2022-07-15 | 江门市朝扬精密制造有限公司 | Motorcycle cylinder shell structure and clamp used for same |
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| CN103628997B (en) | 2015-12-16 |
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