CN213016571U - Engine cylinder cover assembly integrated with air inlet pipe - Google Patents
Engine cylinder cover assembly integrated with air inlet pipe Download PDFInfo
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- CN213016571U CN213016571U CN202021149932.XU CN202021149932U CN213016571U CN 213016571 U CN213016571 U CN 213016571U CN 202021149932 U CN202021149932 U CN 202021149932U CN 213016571 U CN213016571 U CN 213016571U
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- air inlet
- cylinder head
- cover
- head cover
- cylinder
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Abstract
The utility model relates to an engine cylinder cover assembly integrated with an air inlet pipe, which comprises a cylinder cover hood (1) and a cylinder cover (2); the cylinder head cover comprises an air inlet main pipe (12) and air inlet branch pipes (13), wherein the air inlet main pipe is a cavity structure in one side of the cylinder head cover, an air inlet (11) of the air inlet main pipe is arranged on the side surface of the cylinder head cover, a plurality of air inlet branch pipes are arranged in the air inlet main pipe at positions opposite to the air inlet, each air inlet branch pipe comprises an input end and two output ends, the input ends of the air inlet branch pipes are communicated with the air inlet main pipe, and the two output ends of the air inlet branch pipes are respectively arranged on the bottom surface of the cylinder head cover to form a first air inlet port opening (14) of the cylinder head; the cylinder cover comprises a plurality of first air inlet channels (23) and a plurality of second air inlet channels (24), and the input ends of the first air inlet channels and the second air inlet channels are arranged on the top surface of the cylinder cover to form a first cylinder cover air inlet channel opening (21) and a second cylinder cover air inlet channel opening (22).
Description
Technical Field
The utility model relates to an engine spare part, in particular to engine cylinder cover subassembly of integrated intake pipe.
Background
With the stricter requirements of national emission regulations and oil consumption, the miniaturization and light weight of the engine are the development direction of the engine technology. The prior art is heavy, and cylinder head cover, cylinder head, intake pipe are independent spare part, and generally speaking, the cylinder head cover sets up at the top of cylinder head, and the input of the intake duct of cylinder head sets up in the cylinder head side, and the intake pipe lug connection intake duct's input sets up together through the fastener. Due to the structural design, the engine is not favorable for spatial layout and light weight of the engine due to a plurality of parts, large volume and heavy weight, and the overall structure of the engine is not compact enough. In addition, the number of parts near the air inlet side of the engine is large, fastening points of the air inlet pipe are large, and the difficulty in assembling and disassembling the air inlet pipe is increased.
Disclosure of Invention
An object of the utility model is to provide an engine cylinder head subassembly of integrated intake pipe has covered the intake-tube structure at the cylinder head to the intake duct that sets up on the cylinder head top surface corresponds the assembly with the intake pipe, makes engine organism group overall structure more compact, and easily installs and dismantle.
The utility model discloses a realize like this:
an engine cylinder head assembly integrated with an air inlet pipe comprises a cylinder head cover and a cylinder head, wherein the cylinder head cover is arranged on the top surface of the cylinder head, and the bottom surface of the cylinder head cover is in corresponding sealing assembly with the top surface of the cylinder head;
the cylinder head cover comprises an air inlet main pipe and air inlet branch pipes, wherein the air inlet main pipe is a cavity structure in one side of the cylinder head cover, an air inlet of the air inlet main pipe is arranged on the side surface of the cylinder head cover, a plurality of air inlet branch pipes which are arranged in parallel are arranged in the air inlet main pipe at positions opposite to the air inlet, each air inlet branch pipe comprises an input end and two output ends, the input ends of the air inlet branch pipes are communicated with the air inlet main pipe, and the two output ends of the air inlet branch pipes are respectively arranged on the bottom surface of the cylinder head cover to form a first air inlet port of the;
the cylinder cover comprises a plurality of first air inlet channels and a plurality of second air inlet channels, and the input ends of the first air inlet channels and the second air inlet channels are arranged on the top surface of the cylinder cover to form a first air inlet channel port and a second air inlet channel port of the cylinder cover;
the first air inlet port of the cylinder head cover corresponds to and is communicated with the first air inlet port of the cylinder head in a one-to-one mode, and the second air inlet port of the cylinder head cover corresponds to and is communicated with the second air inlet port of the cylinder head in a one-to-one mode.
The junction of air inlet main and air inlet branch pipe, the junction of air inlet branch pipe and first intake duct, and the junction of air inlet branch pipe and second intake duct are smooth transitions.
And a gasket is arranged at the assembly connection part of the cylinder head cover and the cylinder cover.
The inlet end face of the air inlet is a binding face and is used for being connected with an external air inlet pipeline.
The number of the air inlets is one or two.
The side of the cylinder head cover is provided with a first mounting hole of an intake and exhaust camshaft and a second mounting hole of the intake and exhaust camshaft, and the top surface of the cylinder head cover is provided with an air inlet of an oil-gas separator, an oil return hole of the oil-gas separator, an oil injector mounting hole, a mounting hole of a camshaft phase sensor and an oil adding port.
The cylinder head cover is integrally cast or 3D printed and formed.
The utility model discloses cover the intake pipe structure integration at the cylinder head to set up corresponding intake duct structure on the cylinder head top surface, not only reduced spare and accessory parts quantity, make the spatial layout of engine more compact, be favorable to satisfying miniaturized, the lightweight technical requirement of engine, the installation and the dismantlement of spare part are also made things convenient for to the inlet manifold and the inlet branch structure of integrated design moreover.
Compared with the prior art, the utility model, following beneficial effect has: the structure is succinct, easy dismounting, has effectively reduced the part cost.
Drawings
Fig. 1 is a schematic perspective view of an engine cylinder head assembly integrated with an intake pipe according to the present invention;
fig. 2 is a schematic structural view of the bottom surface of the cylinder head cover according to the present invention;
fig. 3 is a schematic sectional structure view of an intake manifold and an intake branch pipe of the cylinder head cover according to the present invention;
FIG. 4 is a schematic cross-sectional view of the inlet and return holes of the oil-gas separator of the cylinder head cover according to the present invention;
fig. 5 is a schematic structural view of the top surface of the cylinder head according to the present invention;
fig. 6 is a schematic sectional structure view of the air inlet duct of the cylinder head according to the present invention.
In the figure, 1 cylinder head cover, 11 air inlets, 12 air inlet manifolds, 13 air inlet branch pipes, 14 first air inlet port of the cylinder head cover, 15 second air inlet port of the cylinder head cover, 16 bolt holes, 2 cylinder heads, 21 first air inlet port of the cylinder heads, 22 second air inlet port of the cylinder heads, 23 first air inlet channels, 24 second air inlet channels, 3 first mounting holes of inlet and outlet camshafts, 4 second mounting holes of the inlet and outlet camshafts, 5 air inlet holes of oil and gas separators, 6 oil and gas separator oil return holes, 7 oil injector mounting holes, 8 mounting holes of camshaft phase sensors, 9 oil adding ports and 10 labyrinth channels.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1, an engine cylinder head assembly of integrated intake pipe, includes cylinder head cover 1 and cylinder head 2, and cylinder head cover 1 sets up the top surface at cylinder head 2, and the bottom surface of cylinder head cover 1 corresponds the sealed assembly with the top surface of cylinder head 2 to realize fastening connection in bolt hole 16 through the bolt setting, in order to prevent that oil gas from revealing. In addition, a metal gasket is arranged at the assembly connection position of the cylinder head cover 1 and the cylinder head 2.
Referring to fig. 2 and 3, the cylinder head cover 1 includes an intake manifold 12 and intake branches 13, the intake manifold 12 is a cavity structure inside one side of the cylinder head cover 1, and the intake ports 11 of the intake manifold 12 are disposed at the middle position of the side surface of the cylinder head cover 1. The inlet end face of the air inlet 11 is a binding face and is used for connecting an external air inlet pipeline, and the air inlet 11 is used for middle air inlet or two ends air inlet. A plurality of parallel-arranged air inlet branch pipes 13 are arranged in the position, opposite to the air inlet 11, in the air inlet main pipe 12, each air inlet branch pipe 13 comprises an input end and two output ends, the input ends of the air inlet branch pipes 13 are communicated with the air inlet main pipe 12, and the two output ends of the air inlet branch pipes 13 are respectively arranged on the bottom surface of the cylinder head cover 1 to form a first cylinder head cover air inlet port 14 and a second cylinder head cover air inlet port 15.
In addition, referring to fig. 4, a labyrinth passage 10 is formed inside the head cover 1, which can improve the oil-gas separation effect. Referring to fig. 1 and 2, the cylinder head cover 1 is further provided with a first mounting hole 3 of an intake and exhaust camshaft and a second mounting hole 4 of the intake and exhaust camshaft on adjacent sides of the side where the intake port 11 is located, and the top surface of the cylinder head cover 1 is further provided with an air inlet 5 of an oil-gas separator, an oil return hole 6 of the oil-gas separator, an oil injector mounting hole 7, a mounting hole 8 of a camshaft phase sensor and an oil adding port 9. The cylinder head cover 1 is integrally cast or 3D printed.
Referring to fig. 5 and 6, the cylinder head 2 includes a plurality of first intake ports 23 and a plurality of second intake ports 24, and input ends of the first intake ports 23 and the second intake ports 24 are both disposed on a top surface of the cylinder head to form a first cylinder head intake port opening 21 and a second cylinder head intake port opening 22. In this embodiment, first intake duct 23 sets up the tangential air flue, and the guide air current gets into the cylinder with tangential direction, and second intake duct 24 sets up spiral air flue, and the guide air current forms the rotation of certain intensity in the air flue, makes oil and gas mixture more even, the burning is more abundant.
The first cylinder head cover air inlet port 14 and the first cylinder head air inlet port 21 are in one-to-one correspondence and communication, and the second cylinder head cover air inlet port 15 and the second cylinder head air inlet port 22 are in one-to-one correspondence and communication. The connection part of the intake manifold 12 and the intake branch pipe 13, the connection part of the intake branch pipe 13 and the first intake duct 23, and the connection part of the intake branch pipe 13 and the second intake duct 24 are all smooth transitions. The air inlet process comprises the following steps: air enters an air inlet manifold 12 from an air inlet 11 of the cylinder head cover 1, then enters each air inlet branch pipe 13, and is divided into two paths by the air inlet branch pipes 13, wherein one path of air enters a first air inlet channel 23 through a first air inlet channel opening 14 of the cylinder head cover and a first air inlet channel opening 21 of the cylinder head cover in sequence, and the other path of air enters a second air inlet channel 24 through a second air inlet channel opening 15 of the cylinder head cover and a second air inlet channel opening 22 of the cylinder head cover in sequence, so that the air enters a combustion chamber and participates in combustion activities.
In this embodiment, the corresponding relationship between the cylinder head 2 and the cylinder head cover 1 is one cylinder and one cover, and may be configured as a corresponding relationship of multiple cylinders and one cover according to the engine requirement.
The utility model discloses with the intake pipe among the prior art integrated to the cylinder head cover in to set up at the cylinder head top surface and intake pipe one-to-one intake duct, the structure is succinct, has reduced the quantity of spare part, easily installs and dismantles, is favorable to engine spatial arrangement and lightweight requirement.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (7)
1. An engine cylinder head assembly of integrated intake pipe which characterized in that: the cylinder head cover comprises a cylinder head cover (1) and a cylinder head (2), wherein the cylinder head cover (1) is arranged on the top surface of the cylinder head (2), and the bottom surface of the cylinder head cover (1) is correspondingly assembled with the top surface of the cylinder head (2) in a sealing manner;
the cylinder head cover (1) comprises an air inlet main pipe (12) and air inlet branch pipes (13), the air inlet main pipe (12) is of a cavity structure in one side of the cylinder head cover (1), an air inlet (11) of the air inlet main pipe (12) is formed in the side face of the cylinder head cover (1), a plurality of air inlet branch pipes (13) which are arranged in parallel are arranged in the air inlet main pipe (12) at positions opposite to the air inlet (11), each air inlet branch pipe (13) comprises an input end and two output ends, the input ends of the air inlet branch pipes (13) are communicated with the air inlet main pipe (12), and the two output ends of the air inlet branch pipes (13) are respectively arranged on the bottom face of the cylinder head cover (1) to form a first air inlet port (14) of the cylinder head cover and a second air inlet port (;
the cylinder cover (2) comprises a plurality of first air inlet channels (23) and a plurality of second air inlet channels (24), and the input ends of the first air inlet channels (23) and the second air inlet channels (24) are arranged on the top surface of the cylinder cover to form a first cylinder cover air inlet port opening (21) and a second cylinder cover air inlet port opening (22);
the first air inlet port (14) of the cylinder cover corresponds to and is communicated with the first air inlet port (21) of the cylinder cover one by one, and the second air inlet port (15) of the cylinder cover corresponds to and is communicated with the second air inlet port (22) of the cylinder cover one by one.
2. The intake manifold-integrated engine cylinder head assembly of claim 1, wherein: the junction of the air inlet main pipe (12) and the air inlet branch pipe (13), the junction of the air inlet branch pipe (13) and the first air inlet channel (23), and the junction of the air inlet branch pipe (13) and the second air inlet channel (24) are all smooth transitions.
3. The intake manifold-integrated engine cylinder head assembly of claim 1, wherein: and a gasket is arranged at the assembly connection position of the cylinder head cover (1) and the cylinder cover (2).
4. The intake manifold-integrated engine cylinder head assembly of claim 1, wherein: the inlet end face of the air inlet (11) is a binding face and is used for being connected with an external air inlet pipeline.
5. The intake manifold-integrated engine cylinder head assembly of claim 1, wherein: the number of the air inlets (11) is one or two.
6. The intake-pipe-integrated engine cylinder head assembly according to any one of claims 1 to 5, wherein: the side of the cylinder head cover (1) is provided with a first mounting hole (3) of an intake and exhaust camshaft and a second mounting hole (4) of the intake and exhaust camshaft, and the top surface of the cylinder head cover (1) is provided with an air inlet (5) of an oil-gas separator, an oil return hole (6) of the oil-gas separator, an oil injector mounting hole (7), a mounting hole (8) of a camshaft phase sensor and an oil adding port (9).
7. The intake-pipe-integrated engine cylinder head assembly according to any one of claims 1 to 5, wherein: the cylinder head cover (1) is integrally cast or 3D printed and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021149932.XU CN213016571U (en) | 2020-06-19 | 2020-06-19 | Engine cylinder cover assembly integrated with air inlet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021149932.XU CN213016571U (en) | 2020-06-19 | 2020-06-19 | Engine cylinder cover assembly integrated with air inlet pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016571U true CN213016571U (en) | 2021-04-20 |
Family
ID=75496317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021149932.XU Active CN213016571U (en) | 2020-06-19 | 2020-06-19 | Engine cylinder cover assembly integrated with air inlet pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016571U (en) |
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2020
- 2020-06-19 CN CN202021149932.XU patent/CN213016571U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 2636 Jungong Road, Yangpu District, Shanghai 200438 Patentee after: Shanghai New Power Automotive Technology Co.,Ltd. Address before: 2636 Jungong Road, Yangpu District, Shanghai 200438 Patentee before: SHANGHAI DIESEL ENGINE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |