CN203223306U - Cylinder cover of air-cooled diesel engine - Google Patents
Cylinder cover of air-cooled diesel engine Download PDFInfo
- Publication number
- CN203223306U CN203223306U CN 201320144435 CN201320144435U CN203223306U CN 203223306 U CN203223306 U CN 203223306U CN 201320144435 CN201320144435 CN 201320144435 CN 201320144435 U CN201320144435 U CN 201320144435U CN 203223306 U CN203223306 U CN 203223306U
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- air
- cylinder head
- air outlet
- guide hole
- valve guide
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- Expired - Fee Related
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Abstract
The utility model discloses a cylinder cover of an air-cooled diesel engine. The cylinder cover comprises a cylinder cover body (1), an air inlet valve conduit hole (2), two air valve seats (3) and an air outlet valve conduit hole (4), wherein the top of the cylinder cover body (1) is provided with the two air valve seats (3) and a plurality of installation holes (5), a heat radiating plate (7) is arranged on the periphery of the cylinder cover body (1), and the cylinder cover is characterized in that one ends of the air inlet valve conduit hole (2) and the air outlet valve conduit hole (4) are arranged on the top of the cylinder cover body (1), the other ends are respectively communicated with an air inlet passage (8) and an air outlet passage (11), the air inlet valve conduit hole (2) and the air outlet conduit hole (4) as well as the air inlet passage (8) and the air outlet passage (11) are distributed in a V shape, and an air course (12) is respectively formed between the walls of the air inlet valve conduit hole (2) and the air inlet passage (8) and between the walls of the air outlet valve conduit hole (4) and the air outlet passage (11). The cylinder cover has the characteristics of simplicity in structure, good air tightness, good heat radiating effect and easiness in machining and production.
Description
Technical field
The utility model belongs to Diesel Engine Technique Field, relates in particular to the air-cooled diesel engine cylinder head.
Background technique
The cooling of diesel engine has dual mode: water-cooled and air-cooled, water-cooled need to design water channel in the diesel engines structure, complex structure; Air-cooled diesel engine is widely used in the small power generation system, good performance of heat dissipation is extremely important to its safe and reliable operation, air cooling system is to utilize high-speed air flow directly to blow over the outer surface of cylinder head and cylinder block, the heat that spreads out of from cylinder interior is dispersed into the atmosphere, air-cooled can the conserve water resource.At present, the cylinder head of air-cooled diesel engine adopts intake and exhaust port in both sides or the layout of a side, makes intake and exhaust pipeline complexity, and big to the resistance of air current flow, influences Economy and the power character of motor.In addition, the open layout of the many employings of the radiating fin of air-cooled diesel engine cylinder head is subjected to the influence of surrounding environment easily in the air current flow process, and the radiating effect at countercylinder lid middle part is undesirable.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned shortcoming and a kind of air-cooled diesel engine cylinder head of simple in structure, good heat dissipation effect is provided.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions:
Air-cooled diesel engine cylinder head of the present utility model, comprise the cylinder head body, the intake valve guide hole, valve seat, the exhaust valve guide hole, the oil nozzle mounting hole, this cylinder head bodies top is provided with two valve seats and some mounting holes, the end of cylinder head body is provided with the oil nozzle mounting hole, the periphery of cylinder head body is provided with radiating fin, wherein: described intake valve guide hole and exhaust valve guide hole one end are positioned at the cylinder head bodies top, the other end is communicated with intake duct and air outlet channel respectively, intake duct and air outlet channel are communicated with cylinder head body bottom, the end of intake duct and air outlet channel is respectively equipped with seat ring hole A and seat ring hole B, intake valve guide hole and exhaust valve guide hole, intake duct and air outlet channel are V-shape to be arranged, forms the air channel between the wall portion of intake valve guide hole and intake duct and the wall portion of exhaust valve guide hole and air outlet channel.
Above-mentioned air-cooled diesel engine cylinder head, wherein: described radiating fin is laterally evenly to arrange.
Above-mentioned air-cooled diesel engine cylinder head, wherein: described cylinder head body adopts aluminum alloy material.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technological scheme as can be known, intake valve guide hole and exhaust valve guide hole one end are positioned at cylinder head bodies top, the other end and are communicated with intake duct and air outlet channel respectively, intake duct and air outlet channel are communicated with cylinder head body bottom, the end of intake duct and air outlet channel be equipped with the such intake duct in seat ring hole and air outlet channel, and intake valve guide hole and exhaust valve guide hole be positioned at homonymy, make the intake and exhaust pipeline simple, and little to the resistance of air current flow, Economy and the power character of raising motor.Intake valve guide hole and exhaust valve guide hole, intake duct and air outlet channel are V-shape to be arranged, when intake duct is connected with spherical combustion chamber with air outlet channel, can save the space, and improves tightness.Form the air channel between the wall portion of intake valve guide hole and intake duct and the wall portion of exhaust valve guide hole and air outlet channel, the radiating fin of cylinder head periphery is laterally evenly to arrange, increases heat dispersing surface, the air stream that utilizes different modes to produce, accelerate heat radiation, and effectively utilize air stream evenly to cool off.Therefore, air-cooled diesel engine cylinder head of the present utility model have simple in structure, tightness good, good heat dissipation effect, the easy characteristics of processing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the AA line cut-away view of Fig. 1;
Fig. 3 is the front view of Fig. 1.
Mark among the figure:
1, cylinder head body; 2, intake valve guide hole; 3, valve seat; 4, exhaust valve guide hole; 5, mounting hole; 6, oil nozzle mounting hole; 7, radiating fin; 8, intake duct; 9, seat ring hole A; 10, seat ring hole B; 11, air outlet channel; 12, air channel.
Embodiment:
Below in conjunction with accompanying drawing and preferred embodiment, to according to air-cooled diesel engine cylinder head embodiment, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
Referring to Fig. 1 to Fig. 3, air-cooled diesel engine cylinder head of the present utility model, comprise cylinder head body 1, intake valve guide hole 2, valve seat 3, exhaust valve guide hole 4, oil nozzle mounting hole 6, this cylinder head body 1 top is provided with two valve seats 3 and some mounting holes 5, the end of cylinder head body 1 is provided with oil nozzle mounting hole 6, the periphery of cylinder head body 1 is provided with radiating fin 7, wherein: described intake valve guide hole 2 and exhaust valve guide hole 4 one ends are positioned at cylinder head body 1 top, the other end is communicated with intake duct 8 and air outlet channel 11 respectively, intake duct 8 and air outlet channel 11 are communicated with cylinder head body 1 bottom, the end of intake duct 8 and air outlet channel 11 is respectively equipped with seat ring hole A9 and seat ring hole B10, intake valve guide hole 2 and exhaust valve guide hole 4, intake duct 8 is V-shape with air outlet channel 11 to be arranged, forms air channel 12 between the wall portion of the wall portion of intake valve guide hole 2 and intake duct 8 and exhaust valve guide hole 4 and air outlet channel 11.Described radiating fin 7 is laterally evenly to arrange.Described cylinder head body 1 adopts aluminum alloy material.
During use, oil nozzle is loaded in the oil nozzle mounting hole of aluminum alloy material 6 by cladding process, valve is installed on two valve seats 3 at cylinder head body 1 top, by the some mounting holes 5 in cylinder head body 1 top cylinder head body 1 is installed on the cylinder.Intake valve guide hole 2 and exhaust valve guide hole 4 one ends are positioned at cylinder head body 1 top, the other end and are communicated with intake duct 8 and air outlet channel 11 respectively, intake duct 8 and air outlet channel 11 are communicated with cylinder head body 1 bottom, make intake duct 8 and air outlet channel 11 be positioned at homonymy, the intake and exhaust pipeline is simple, and little to the resistance of air current flow, Economy and the power character of raising motor.The end of intake duct 8 and air outlet channel 11 is respectively equipped with seat ring hole A9 and seat ring hole B10, and intake valve guide hole 2 is V-shape with exhaust valve guide hole 4, intake duct 8 with air outlet channel 11 to be arranged, when being connected with spherical combustion chamber, can save the space, and improve tightness.The radiating fin 7 of cylinder head body 1 periphery is laterally evenly to arrange, increases heat dispersing surface, and the air stream that utilizes different modes to produce accelerates heat radiation, and effectively utilizes air stream evenly to cool off; Form the air channel between the wall portion of the wall portion of intake valve guide hole 2 and intake duct 8 and exhaust valve guide hole 4 and air outlet channel 10, make the good heat dissipation effect at cylinder head body 1 middle part.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any technical solutions of the utility model content that do not break away from,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does according to technical spirit of the present utility model.
Claims (3)
1. air-cooled diesel engine cylinder head, comprise cylinder head body (1), intake valve guide hole (2), valve seat (3), exhaust valve guide hole (4), oil nozzle mounting hole (6), this cylinder head body (1) top is provided with two valve seats (3) and some mounting holes (5), the end of cylinder head body (1) is provided with oil nozzle mounting hole (6), the periphery of cylinder head body (1) is provided with radiating fin (7), it is characterized in that: described intake valve guide hole (2) and exhaust valve guide hole (4) one ends are positioned at cylinder head body (1) top, the other end is communicated with intake duct (8) and air outlet channel (11) respectively, intake duct (8) and air outlet channel (11) are communicated with cylinder head body (1) bottom, the end of intake duct (8) and air outlet channel (11) is respectively equipped with seat ring hole A(9) and seat ring hole B(10), intake valve guide hole (2) and exhaust valve guide hole (4), intake duct (8) is V-shape with air outlet channel (11) to be arranged, forms air channel (12) between the wall portion of the wall portion of intake valve guide hole (2) and intake duct (8) and exhaust valve guide hole (4) and air outlet channel (11).
2. air-cooled diesel engine cylinder head as claimed in claim 1 is characterized in that: described radiating fin (7) is for laterally evenly arranging.
3. air-cooled diesel engine cylinder head as claimed in claim 1 or 2 is characterized in that: described cylinder head body (1) employing aluminum alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144435 CN203223306U (en) | 2013-03-27 | 2013-03-27 | Cylinder cover of air-cooled diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320144435 CN203223306U (en) | 2013-03-27 | 2013-03-27 | Cylinder cover of air-cooled diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203223306U true CN203223306U (en) | 2013-10-02 |
Family
ID=49250311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320144435 Expired - Fee Related CN203223306U (en) | 2013-03-27 | 2013-03-27 | Cylinder cover of air-cooled diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203223306U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975977A (en) * | 2015-06-28 | 2015-10-14 | 金坛鑫田柴油机有限公司 | Uniform-temperature enhanced heat dissipation type cylinder cover for air-cooled diesel engine |
-
2013
- 2013-03-27 CN CN 201320144435 patent/CN203223306U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975977A (en) * | 2015-06-28 | 2015-10-14 | 金坛鑫田柴油机有限公司 | Uniform-temperature enhanced heat dissipation type cylinder cover for air-cooled diesel engine |
| CN104975977B (en) * | 2015-06-28 | 2022-11-11 | 江苏鑫田柴油机有限公司 | Uniform-temperature enhanced heat dissipation type air-cooled diesel engine cylinder cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20170327 |