CN217813703U - V-shaped engine sealing structure - Google Patents
V-shaped engine sealing structure Download PDFInfo
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- CN217813703U CN217813703U CN202221553411.XU CN202221553411U CN217813703U CN 217813703 U CN217813703 U CN 217813703U CN 202221553411 U CN202221553411 U CN 202221553411U CN 217813703 U CN217813703 U CN 217813703U
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Abstract
The utility model particularly relates to a V type engine seal structure. The oil pan type chain chamber oil pan comprises a cylinder body, a cylinder cover, a chain chamber lower cover, a chain chamber upper cover and an oil pan. The cylinder body comprises a first cylinder body sealing surface, a second cylinder body sealing surface and a third cylinder body sealing surface; the cylinder cover comprises a first cylinder cover sealing surface, a second cylinder cover sealing surface and a third cylinder cover sealing surface; the cylinder head cover comprises a cylinder head cover first sealing surface and a cylinder head cover second sealing surface; the chain chamber lower cover comprises a first sealing surface of the chain chamber lower cover; the chain chamber upper cover comprises a chain chamber upper cover first sealing surface; the oil pan includes an oil pan first sealing surface. The oil pan and the cylinder body are of two combined sealing structures; the cylinder body and the cylinder cover are two combined sealing structures; the cylinder body and the lower cover of the chain chamber are two combined sealing structures; the cylinder cover, the cylinder cover and the chain chamber upper cover are in a three-combined sealing structure. The utility model discloses enable triple joint oil leakage problem and obtain good evasion, fundamentally promotes the quality of engine.
Description
Technical Field
The utility model relates to the technical field of engines, concretely relates to V type engine seal structure.
Background
The cylinder body and the cylinder cover of the automobile engine are sealed with the chain chamber cover at the front part, which is one of the quality problems difficult to solve.
In a conventional layout, a cylinder body, a cylinder cover and a chain chamber cover cap generally have a three-joint structure, and because the working environment of an engine is extremely complex, high explosion pressure, gasoline oil gas, engine oil, cold-hot alternating circulation and the like exist, and if the design of the three-joint is unreasonable, the problem of oil leakage may exist. The engine triple junction is oil-permeable, which may affect the aesthetic appearance of the engine, and may cause other quality problems.
The structure of the conventional cylinder body to be fitted with the chain chamber cover is a T-shaped structure as shown in fig. 1, that is, a so-called triple-joint structure.
Although the top surface of the cylinder body and the bottom surface of the cylinder cover of the cylinder body are provided with the positioning pins, even if the cylinder body and the cylinder cover are made of the same material, the front ends of the cylinder body and the cylinder cover are difficult to be completely aligned, the front end surfaces of the cylinder body and the cylinder cover are not aligned, and the front chain chamber cover can be deformed to a certain extent under the complex conditions of heating, stress and the like because the material characteristics of the two materials are inconsistent, the problems are solved by coating a sealant on the mounting end surface of the chain chamber cover generally, but when the compensation amount of the sealant is not enough to compensate the gap between the mounting surface cover of the chain chamber and the front end surfaces of the cylinder body and the cylinder cover, the oil seepage situation can occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a V type engine seal structure solution.
The utility model provides a V type engine seal structure, shroud 50 and oil pan 60 on shroud 40, two chain rooms under cylinder body 10, two cylinder head 20, two cylinder head shroud 30, the chain room.
The oil pan 60 and the cylinder block 10 form two joint seal structures.
The cylinder block 10 and the chain chamber lower cover 40 form two combined sealing structures.
The cylinder body 10 and a left cylinder cover 20 form two combined sealing structures, the cylinder body 10 and a right cylinder cover 20 form two combined sealing structures, and the left cylinder cover 20 and the right cylinder cover 20 are symmetrically distributed along the cylinder body 10.
A left cylinder head 20, a left cylinder head cover 30 and a left chain room upper cover 50 form a triple-joint sealing structure, a right cylinder head 20, a right cylinder head cover 30 and a right chain room upper cover 50 form a triple-joint sealing structure, the left and right cylinder head covers 30 are symmetrically distributed along the cylinder block 10, and the left and right chain room upper covers 50 are symmetrically distributed along the cylinder block 10.
Further, the cylinder 10 comprises a cylinder first sealing surface 101, a cylinder second sealing surface 102 and two cylinder third sealing surfaces 103; the cylinder cover 20 comprises a cylinder cover first sealing surface 201, a cylinder cover second sealing surface 202 and a cylinder cover third sealing surface 203; the cylinder head cover 30 comprises a cylinder head cover first sealing surface 301 and a cylinder head cover second sealing surface 302; the chain chamber lower cover 40 includes a chain chamber lower cover first sealing surface 401; the chain chamber upper cover 50 includes a chain chamber upper cover first sealing surface 501; the oil pan 60 includes an oil pan first sealing surface 601.
Further, on the basis of the cylinder structure, a first cylinder seal plate 104 is added to form the upper half portion of the cylinder first seal surface 101 and the cylinder third seal surface 103, and a second cylinder seal plate 105 is added to form the lower half portion of the cylinder first seal surface 101 and the cylinder second seal surface 102.
The first cylinder sealing surface 101 is disposed in front of the cylinder 10, the second cylinder sealing surface 102 is disposed below the cylinder 10, one of the third cylinder sealing surfaces 103 is disposed above and to the left of the cylinder 10, and the other of the third cylinder sealing surfaces 103 is disposed above and to the right of the cylinder 10.
Further, on the basis of a cylinder cover structure, a cylinder cover front end sealing plate 204 is added to form a cylinder cover first sealing surface 201 and a cylinder cover second sealing surface 202; the first sealing surface 201 of the cylinder cover is arranged in front of the cylinder cover 20, the second sealing surface 202 of the cylinder cover is arranged below the cylinder cover 20, and the third sealing surface 203 of the cylinder cover is arranged above the cylinder cover 20.
Further, in the cylinder head cover 30, the cylinder head cover first sealing surface 301 is disposed in front of the cylinder head cover 30, and the cylinder head cover second sealing surface 302 is disposed below the cylinder head cover 30.
Further, in the chain chamber lower cover 40, the chain chamber lower cover first sealing surface 401 is provided inside the chain chamber lower cover 40.
Further, in the chain chamber upper cover 50, the chain chamber upper cover first sealing surface 501 is provided inside the chain chamber upper cover 50.
Further, in the oil pan 60, the oil pan first sealing surface 601 is provided above the oil pan 60.
Further, the oil pan first sealing surface 601 and the block second sealing surface 102 are attached.
The chain chamber lower cover first sealing surface 401 abuts the cylinder first sealing surface 101.
The third cylinder sealing surface 103 provided on the upper left side of the cylinder 10 is bonded to the second cylinder sealing surface 202 of the left cylinder head 20.
The third head sealing surface 203 of the left cylinder head 20 abuts the second head cover sealing surface 302 of the left head cover 30.
The cylinder head cover first sealing surface 301 in the left cylinder head cover 30, the cylinder head first sealing surface 201 in the left cylinder head 20, and the chain chamber upper cover first sealing surface 501 in the left chain chamber upper cover 50 are three-combined seals.
The third cylinder head sealing surface 103 provided on the upper right of the cylinder 10 is bonded to the second cylinder head sealing surface 202 of the right cylinder head 20.
The third head sealing surface 203 of the right-hand head 20 abuts the second head cover sealing surface 302 of the right-hand head cover 30.
The cylinder head cover first sealing surface 301 in the right cylinder head cover 30, the cylinder head first sealing surface 201 in the right cylinder head 20, and the chain chamber upper cover first sealing surface 501 in the right chain chamber upper cover 50 are three-combined seals.
The utility model has the advantages that: particularly, aiming at improvement of the triple joint, the double-joint sealing structure of the cylinder body 10 and the cylinder cover 20, the cylinder body 10 and the chain chamber lower cover 40 and the cylinder body 10 and the oil pan 60 is actually arranged, so that the triple-joint oil leakage problem can be well avoided, and the quality of the engine is fundamentally improved.
Drawings
FIG. 1 is a schematic diagram of a conventional triple junction structure;
FIG. 2 is a schematic view of a sealing structure of a V-type engine;
FIG. 3 is a block diagram;
FIG. 4 is a view of a cylinder head structure;
FIG. 5 is a cylinder head cover construction view;
FIG. 6 is a view showing the structure of a lower cover of the chain chamber;
FIG. 7 is a view showing the structure of the upper cover of the chain chamber;
fig. 8 is a diagram showing an oil pan structure.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the present invention is shown in fig. 2, and the V-shaped engine sealing structure includes a cylinder block 10, a cylinder head 20, a cylinder head cover 30, a chain chamber lower cover 40, a chain chamber upper cover 50, and an oil pan 60. There are two cylinder heads 20 and two cylinder head covers 30. The oil pan 60 and the cylinder body 10 are two combined sealing structures; the cylinder body 10 and the cylinder cover 20 are two combined sealing structures; the cylinder body 10 and the chain chamber lower cover 40 are two combined sealing structures; the cylinder cover 20, the cylinder cover 30 and the chain chamber upper cover 50 are three-combined sealing structures.
As shown in fig. 2 to 8, the following can be understood:
the cylinder 10 comprises a first cylinder sealing surface 101, a second cylinder sealing surface 102 and a third cylinder sealing surface 103; the cylinder cover 20 comprises a cylinder cover first sealing surface 201, a cylinder cover second sealing surface 202 and a cylinder cover third sealing surface 203; the cylinder head cover 30 comprises a cylinder head cover first sealing surface 301 and a cylinder head cover second sealing surface 302; the chain chamber lower cover 40 includes a chain chamber lower cover first sealing surface 401; the chain chamber upper cover 50 includes a chain chamber upper cover first sealing surface 501; the oil pan 60 includes the first oil pan sealing surface 601, two of the third cylinder sealing surfaces 103, and two of the chain chamber upper covers 50.
The cylinder body 10 is formed by adding a first cylinder body sealing plate 104 to form the upper half part of the first cylinder body sealing surface 101 and the third cylinder body sealing surface 103 on the basis of a conventional cylinder body structure, and adding a second cylinder body sealing plate 105 to form the lower half part of the first cylinder body sealing surface 101 and the second cylinder body sealing surface 102;
the cylinder first seal surface 101 is provided in front of the cylinder 10, the cylinder second seal surface 102 is provided below the cylinder 10, one cylinder third seal surface 103 is provided above the left side of the cylinder 10, and the other cylinder third seal surface 103 is provided above the right side of the cylinder 10.
The cylinder cover 20 is formed by adding a cylinder cover front end sealing plate 204 on the basis of a conventional cylinder body structure to form a cylinder cover first sealing surface 201 and a cylinder cover second sealing surface 202; the first sealing surface 201 of the cylinder cover is arranged in front of the cylinder cover 20, the second sealing surface 202 of the cylinder cover is arranged below the cylinder cover 20, and the third sealing surface 203 of the cylinder cover is arranged above the cylinder cover 20.
In the cylinder head cover 30, the first sealing surface 301 of the cylinder head cover is disposed in front of the cylinder head cover 30, and the second sealing surface 302 of the cylinder head cover is disposed below the cylinder head cover 30.
In the chain chamber lower cover 40, the chain chamber lower cover first sealing surface 401 is provided inside the chain chamber lower cover 40.
In the chain chamber upper cover 50, the chain chamber upper cover first sealing surface 501 is provided inside the chain chamber upper cover 50.
In the oil pan 60, the oil pan first sealing surface 601 is provided above the oil pan 60.
The oil pan first sealing surface 601 and the cylinder block second sealing surface 102 are in contact.
The chain chamber lower cover first sealing surface 401 abuts the cylinder first sealing surface 101.
The third cylinder sealing surface 103 provided on the upper left side of the cylinder 10 is bonded to the second cylinder sealing surface 202 of the left cylinder head 20.
The third head sealing surface 203 of the left cylinder head 20 abuts the second head cover sealing surface 302 of the left head cover 30.
The cylinder head cover first sealing surface 301 in the left cylinder head cover 30, the cylinder head first sealing surface 201 in the left cylinder head 20, and the chain chamber upper cover first sealing surface 501 in the left chain chamber upper cover 50 are three-combined seals.
The cylinder third sealing surface 103 provided on the upper right of the cylinder 10 is fitted to the cylinder head second sealing surface 202 of the right cylinder head 20.
The third head sealing surface 203 of the right-hand head 20 abuts the second head cover sealing surface 302 of the right-hand head cover 30.
The cylinder head cover first sealing surface 301 in the right cylinder head cover 30, the cylinder head first sealing surface 201 in the right cylinder head 20, and the chain chamber upper cover first sealing surface 501 in the right chain chamber upper cover 50 are three-combined seals.
The left side and the right side of the engine sealing structure are structurally symmetrical.
The cylinder head 20, the cylinder head cover 30 and the chain chamber upper cover 50 are three-combined sealing, wherein the front end surfaces of the cylinder head 20 and the cylinder head cover 30, i.e. the chain chamber upper cover first sealing surface 501, are vertical or inclined.
In the limit, the three-combined sealing structure of the cylinder head 20, the cylinder head cover 30 and the chain chamber upper cover 50 may be a structure in which the bottom surface of the cylinder head cover 30 is respectively matched with the top surface of the cylinder head 20 and the top surface of the chain chamber upper cover 50.
Claims (10)
1. A V-shaped engine sealing structure is characterized by comprising a cylinder body (10), two cylinder covers (20), two cylinder cover covers (30), a chain chamber lower cover (40), two chain chamber upper covers (50) and an oil pan (60);
the oil pan (60) and the cylinder body (10) form two combined sealing structures;
the cylinder body (10) and the chain chamber lower cover (40) form two combined sealing structures;
the cylinder body (10) and a left cylinder cover (20) form two combined sealing structures, the cylinder body (10) and a right cylinder cover (20) form two combined sealing structures, and the left cylinder cover and the right cylinder cover (20) are symmetrically distributed along the cylinder body (10);
the left cylinder cover (20), the left cylinder cover (30) and the left chain chamber upper cover (50) form a three-combined sealing structure, the right cylinder cover (20), the right cylinder cover (30) and the right chain chamber upper cover (50) form a three-combined sealing structure, the left cylinder cover and the right cylinder cover (30) are symmetrically distributed along the cylinder body (10), and the left chain chamber upper cover and the right chain chamber upper cover (50) are symmetrically distributed along the cylinder body (10).
2. The V-engine seal structure according to claim 1, characterized in that the block (10) includes a block first seal surface (101), a block second seal surface (102), and two block third seal surfaces (103); the cylinder cover (20) comprises a first cylinder cover sealing surface (201), a second cylinder cover sealing surface (202) and a third cylinder cover sealing surface (203); the cylinder head cover (30) comprises a cylinder head cover first sealing surface (301) and a cylinder head cover second sealing surface (302); the chain chamber lower cover (40) comprises a chain chamber lower cover first sealing surface (401); the chain chamber upper cover (50) comprises a chain chamber upper cover first sealing surface (501); the oil pan (60) comprises an oil pan first sealing surface (601).
3. The V-engine seal structure according to claim 2, characterized in that, on the basis of a cylinder structure, a first cylinder seal plate (104) is added to form an upper half portion of the cylinder first seal surface (101) and the cylinder third seal surface (103), and a second cylinder seal plate (105) is added to form a lower half portion of the cylinder first seal surface (101) and the cylinder second seal surface (102);
the first cylinder sealing surface (101) is arranged in front of the cylinder (10), the second cylinder sealing surface (102) is arranged below the cylinder (10), one third cylinder sealing surface (103) is arranged on the upper left of the cylinder (10), and the other third cylinder sealing surface (103) is arranged on the upper right of the cylinder (10).
4. The V-shaped engine sealing structure according to claim 2, characterized in that a cylinder head front end sealing plate (204) is added on the basis of a cylinder head structure to form the first cylinder head sealing surface (201) and the second cylinder head sealing surface (202); the first sealing surface (201) of the cylinder cover is arranged in front of the cylinder cover (20), the second sealing surface (202) of the cylinder cover is arranged below the cylinder cover (20), and the third sealing surface (203) of the cylinder cover is arranged above the cylinder cover (20).
5. The V-engine sealing structure according to claim 1, characterized in that in the cylinder head cover (30), the cylinder head cover first sealing surface (301) is disposed in front of the cylinder head cover (30), and the cylinder head cover second sealing surface (302) is disposed below the cylinder head cover (30).
6. The V-engine sealing structure according to claim 1, wherein in the chain case lower cover (40), the chain case lower cover first sealing surface (401) is provided inside the chain case lower cover (40).
7. The V-engine seal structure according to claim 1, characterized in that in the chain case upper cover (50), the chain case upper cover first seal surface (501) is provided inside the chain case upper cover (50).
8. The V-engine sealing structure according to claim 1, characterized in that in the oil pan (60), the oil pan first sealing surface (601) is disposed above the oil pan (60).
9. The V-engine seal structure according to claim 2,
the first oil pan sealing surface (601) is attached to the second cylinder body sealing surface (102);
the first sealing surface (401) of the lower cover of the chain chamber is attached to the first sealing surface (101) of the cylinder body;
the third cylinder body sealing surface (103) arranged on the upper left side of the cylinder body (10) is attached to the second cylinder cover sealing surface (202) in the left cylinder cover (20);
the third sealing surface (203) of the left cylinder cover (20) is jointed with the second sealing surface (302) of the cylinder cover (30);
the first sealing surface (301) of the cylinder cover in the cylinder cover (30) on the left side, the first sealing surface (201) of the cylinder cover in the cylinder cover (20) on the left side and the first sealing surface (501) of the chain chamber upper cover in the chain chamber upper cover (50) on the left side are in three-combined sealing.
10. The V-engine seal structure according to claim 2,
the third cylinder body sealing surface (103) is arranged on the upper right of the cylinder body (10) and is attached to the second cylinder cover sealing surface (202) in the right cylinder cover (20);
the third sealing surface (203) of the right cylinder cover (20) is jointed with the second sealing surface (302) of the right cylinder cover (30);
the first sealing surface (301) of the cylinder cover in the cylinder cover (30) on the right side, the first sealing surface (201) of the cylinder cover in the cylinder cover (20) on the right side and the first sealing surface (501) of the chain chamber upper cover in the chain chamber upper cover (50) on the right side are in three-combined sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221553411.XU CN217813703U (en) | 2022-06-21 | 2022-06-21 | V-shaped engine sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221553411.XU CN217813703U (en) | 2022-06-21 | 2022-06-21 | V-shaped engine sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217813703U true CN217813703U (en) | 2022-11-15 |
Family
ID=83994830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221553411.XU Active CN217813703U (en) | 2022-06-21 | 2022-06-21 | V-shaped engine sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217813703U (en) |
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2022
- 2022-06-21 CN CN202221553411.XU patent/CN217813703U/en active Active
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