CN206513452U - A kind of sectional type cylinder head for multi-cylinder large-duty engine - Google Patents
A kind of sectional type cylinder head for multi-cylinder large-duty engine Download PDFInfo
- Publication number
- CN206513452U CN206513452U CN201720227125.7U CN201720227125U CN206513452U CN 206513452 U CN206513452 U CN 206513452U CN 201720227125 U CN201720227125 U CN 201720227125U CN 206513452 U CN206513452 U CN 206513452U
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- CN
- China
- Prior art keywords
- hole
- cylinder head
- steam vent
- spark
- air admission
- 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
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Abstract
The utility model discloses a kind of sectional type cylinder head for multi-cylinder large-duty engine, belong to technical field of engines.It includes cylinder head body and the air admission hole located at the cylinder head body, steam vent, apopore, upper water hole, spark-plug hole, lubricating oil return hole, installation bolt hole and combustion chamber, and the spark-plug hole is located at the center of the cylinder head body；The air admission hole, steam vent are provided with three groups, and air admission hole, steam vent described in three groups are circular layout around the spark-plug hole, and some upper water holes are located between the spark-plug hole and steam vent.The utility model passes through optimization design inlet and outlet hole and the quantity of filling pipe end and position and arranged so that engine being capable of Effec-tive Function and with excellent cooling effect.
Description
Technical field
The utility model belongs to technical field of engines, is used for multi-cylinder large-duty engine more specifically to one kind
Sectional type cylinder head.
Background technology
Cylinder head is installed on cylinder, cylinder closing face, Cylinder head gasket and shifting for combustion chamber to be limited to cylinder head
Between piston.The cylinder head for being commonly used for being arranged on cylinder is suitable as single casing cylinder head or multi-cylinder engine lid.It is single
Cylinder formula cylinder head is attached on (such as multi cylinder group) single cylinder, and multi-cylinder engine lid is attached to as unitary part
In (such as multi cylinder group) multiple adjacent cylinders.
The arrangement of inlet and outlet hole and filling pipe end arrangement that existing multi-cylinder engine is covered can not effectively solve high power and excellent
The compatibility of different in nature energy, it is difficult to sufficient air inflow and effective cooling down when ensureing to run at high speed.
Utility model content
For the above-mentioned problems in the prior art, the utility model provides a kind of for multi-cylinder large-duty engine
Sectional type cylinder head, it is arranged by optimization design inlet and outlet hole and the quantity of filling pipe end and position so that engine can be high
Effect is run and with excellent cooling effect.
In order to solve the above problems, the technical scheme that the utility model is used is as follows：
A kind of sectional type cylinder head for multi-cylinder large-duty engine, including cylinder head body and located at the cylinder
Air admission hole, steam vent, apopore, upper water hole, spark-plug hole, lubricating oil return hole, installation bolt hole and the combustion chamber of lid main body,
The spark-plug hole is located at the center of the cylinder head body；The air admission hole, steam vent are provided with three groups, air inlet described in three groups
Hole, steam vent are circular layout around the spark-plug hole, and some upper water holes are located between the spark-plug hole and steam vent.
Further, the cylinder head body is cylindrical type cavity body structure, and its one end is entity, and its other end is cavity,
It is described to be physically provided with the air admission hole, steam vent, apopore, upper water hole, spark-plug hole, lubricating oil return hole and installation bolt
Hole, the cavity forms the combustion chamber.
Further, air admission hole described in every group and steam vent include 1 air admission hole and 1 steam vent, the air admission hole and
Steam vent is disposed adjacent.
Further, the upper water hole is provided with 6, and six are arranged in a circular formation around the spark-plug hole.
Further, the apopore is located between the upper water hole.
Further, the installation bolt hole is provided with 6, and six are arranged in the periphery of the air admission hole and steam vent.
Further, the two ends of the cylinder head body are respectively provided with four flanges radially extended, the flange and set
There is positioning hole.
Further, the rectangular arrangement of four flanges.
Compared to prior art, the beneficial effects of the utility model are：
By setting 3 groups of air admission holes, steam vents in the cylinder head of sectional type, the air inflow of multicylinder engine is effectively ensured
Demand, improves the operation power and gasoline combustion efficiency of engine；
By the way that multiple upper water holes are arranged between spark-plug hole and steam vent, and upper water hole is close to spark-plug hole and exhaust
Hole, is preferably cooled down to the ridge area of exhaust duct and exhaust duct side, prevents exhaust side temperature too high, it is ensured that cylinder head is strong
Degree.
Brief description of the drawings
Fig. 1 is the structural representation at the entity end for the sectional type cylinder head that the utility model is used for multi-cylinder large-duty engine
Figure；
Fig. 2 is the structural representation of the cavity end for the sectional type cylinder head that the utility model is used for multi-cylinder large-duty engine
Figure；
Fig. 3 is the structural representation of another angles of Fig. 1.
Embodiment
The utility model is further described below with reference to specific embodiment.
As shown in Figure 1 to Figure 3,
A kind of sectional type cylinder head for multi-cylinder large-duty engine, including cylinder head body 1 and located at cylinder head
Air admission hole 6, steam vent 7, apopore 9, upper water hole 5, spark-plug hole 3, lubricating oil return hole 8, the and of installation bolt hole 4 of main body 1
Combustion chamber 101；Spark-plug hole 3 is located at the center of cylinder head body 1；Air admission hole 6, steam vent 7 are provided with three groups, three groups of air admission holes
6th, steam vent 7 is circular layout around spark-plug hole 3, and some upper water holes 5 are located between spark-plug hole 3 and steam vent 7.
Cylinder head body 1 be cylindrical type cavity body structure, its one end is entity, its other end be cavity, be physically provided with into
Stomata 6, steam vent 7, apopore 9, upper water hole 5, multiple intake tunnels, spark-plug hole 3, lubricating oil return hole 8 and installation bolt
Offered inside hole 4, entity in air intake duct, exhaust duct, air admission hole 6 provided with the suction valve cone being connected with air intake duct, steam vent 7
It is interior provided with the exhaust valve seat being connected with exhaust duct, connection exterior line realizes air inlet and exhaust；Cavity formation combustion chamber 101.
Every group of air admission hole 6 and steam vent 7 include 1 air admission hole 6 and 1 steam vent 7, and air admission hole 6 and steam vent 7 are disposed adjacent, three groups
Air admission hole 6 and the evenly spaced periphery for being arranged in spark-plug hole 3 of steam vent 7.
For cooling water flow into cylinder head inside upper water hole 5 be provided with 6, upper water hole 5 by drill formed and with water inlet
Passage is connected, and six are arranged in a circular formation around spark-plug hole 3, and upper water hole 5 is close to spark-plug hole 3, air admission hole 6 and steam vent 7
Set, the ridge area of exhaust duct and exhaust duct side is preferably cooled down, prevents exhaust side temperature too high, it is ensured that cylinder head
Intensity.
Apopore 9 is located between upper water hole 5, and single apopore 9 is in the triangle of rounding；Together with 6 upper water holes 5
Complete circular arrangement is constituted, in this way, the temperature of exhaust side can be reduced farthest using cooling water, cylinder is further ensured that
The intensity of lid.Apopore 9 is located at the top of cylinder head body 1, and cooling water is discharged from the top of cylinder head so that in cooling water
Gas is easier to discharge cylinder head, it is to avoid the accumulated gases in water finally improve the nose to cylinder head at the top of cylinder head
Liang Qu cooling effect, and then improve the cooling effect to cylinder head.
Installation bolt hole 4 is provided with 6, and six are arranged in the periphery of steam vent 7 and apopore 9；The diameter in installation bolt hole 4
Cylinder head, is installed in a series of cylinders by all same by connecting cylinder head bolt or cylinder head stud.
The two ends of cylinder head body 1 are respectively provided with four flanges radially extended 2, and flange 2 is provided with positioning hole 201, four
The individual rectangular arrangement of flange 2, positioning hole 201 is used to valve mechanism cover being fixed on cylinder head body 1.
Schematically the utility model and embodiments thereof are described above, the description does not have restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area
Those of ordinary skill enlightened by it, do not departing from the case that the utility model creates objective, designed without creative
The frame mode similar to the technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (8)
1. a kind of sectional type cylinder head for multi-cylinder large-duty engine, including cylinder head body and located at the cylinder head
Air admission hole, steam vent, apopore, upper water hole, spark-plug hole, lubricating oil return hole, installation bolt hole and the combustion chamber of main body, institute
State the center that spark-plug hole is located at the cylinder head body；It is characterized in that：The air admission hole, steam vent are provided with three groups, three
The group air admission hole, steam vent are circular layout around the spark-plug hole, some upper water holes located at the spark-plug hole with
Between steam vent.
2. the sectional type cylinder head according to claim 1 for multi-cylinder large-duty engine, it is characterised in that：The gas
Head body is cylindrical type cavity body structure, and its one end is entity, and its other end is cavity, described to be physically provided with the air inlet
Hole, steam vent, apopore, upper water hole, spark-plug hole, lubricating oil return hole and installation bolt hole, the cavity form the combustion
Burn room.
3. the sectional type cylinder head according to claim 1 for multi-cylinder large-duty engine, it is characterised in that：Every group of institute
Stating air admission hole and steam vent includes 1 air admission hole and 1 steam vent, and the air admission hole and steam vent are disposed adjacent.
4. the sectional type cylinder head according to claim 1 for multi-cylinder large-duty engine, it is characterised in that：On described
Water hole is provided with 6, and six are arranged in a circular formation around the spark-plug hole.
5. the sectional type cylinder head according to claim 4 for multi-cylinder large-duty engine, it is characterised in that：It is described go out
Water hole is located between the upper water hole.
6. the sectional type cylinder head according to claim 1 for multi-cylinder large-duty engine, it is characterised in that：The peace
Fill bolt hole and be provided with 6, six are arranged in the periphery of the air admission hole and steam vent.
7. the sectional type cylinder head according to claim 1 for multi-cylinder large-duty engine, it is characterised in that：The gas
The two ends of head body are respectively provided with four flanges radially extended, and the flange is provided with positioning hole.
8. the sectional type cylinder head according to claim 7 for multi-cylinder large-duty engine, it is characterised in that：Described four
The rectangular arrangement of individual flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227125.7U CN206513452U (en) | 2017-03-09 | 2017-03-09 | A kind of sectional type cylinder head for multi-cylinder large-duty engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227125.7U CN206513452U (en) | 2017-03-09 | 2017-03-09 | A kind of sectional type cylinder head for multi-cylinder large-duty engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513452U true CN206513452U (en) | 2017-09-22 |
Family
ID=59870203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720227125.7U Expired - Fee Related CN206513452U (en) | 2017-03-09 | 2017-03-09 | A kind of sectional type cylinder head for multi-cylinder large-duty engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513452U (en) |
-
2017
- 2017-03-09 CN CN201720227125.7U patent/CN206513452U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20180309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |