Cylinder cover assembly provided with air inlet pipe cover plate

Abstract

The utility model relates to a cylinder cover assembly provided with an air inlet pipe cover plate, which belongs to the technical field of engines and is characterized in that a cylinder cover is provided with an air inlet channel inlet and an air inlet channel outlet, an air inlet pipe inner cavity and an air inlet channel are communicated from the air inlet channel inlet to the air inlet channel outlet, and the air inlet channel inlet is detachably connected with the air inlet pipe cover plate. The air inlet pipe cover plate is provided with one or more air inlet inlets, and the positions and / or the number of the air inlet inlets in the air inlet pipe cover plate can be changed to meet different arrangement requirements. The utility model provides an air cylinder cover and air inlet pipe cover plate assembly which can meet the arrangement requirements of different customers for diesel engine air inlet pipes and reduce the development cost and difficulty of matched diesel engines.

Description

Technical Field

[0001] The utility model belongs to the technical field of engines, and particularly relates to a cylinder head assembly equipped with an intake pipe cover plate. Background Art

[0002] As an internal combustion engine, diesel engines have a wide range of supporting applications. They can match power for customers such as automotive engines, agricultural machinery, engineering machinery, ship engines and power stations. Due to differences in product application scenarios and designs of different customers, their products have different requirements for the position and direction of the air intake of the diesel engine intake pipe. In order to meet the needs of different customers, it is often necessary to design intake pipes with different structures, or even to redevelop an engine to match them, which invisibly increases the development cost and difficulty of diesel engines. Utility Model Content

[0003] In order to solve the deficiencies of the prior art, the utility model provides a cylinder head and an intake pipe cover plate assembly, which can meet the layout requirements of different customers for the intake pipe of a diesel engine and reduce the development cost and difficulty of a matching diesel engine.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model provides a cylinder head assembly equipped with an intake pipe cover plate, the cylinder head is provided with an intake duct inlet and an intake duct outlet, the intake duct inner cavity and the intake duct are connected from the intake duct inlet to the intake duct outlet, the intake duct inlet is detachably connected to the intake duct cover plate, one or more intake inlets are provided on the intake pipe cover plate, and the position and / or number of the intake inlets on the intake pipe cover plate can be changed to meet different layout requirements.

[0005] Preferably, a flange surface for connecting to the air intake pipe cover plate is provided at the top of the inner cavity of the air intake pipe.

[0006] Preferably, a plurality of air intake pipe cover plate fixing bolt holes are provided on the flange surface, and the air intake pipe cover plate is provided with the air intake pipe cover plate bolts adapted to the air intake pipe cover plate fixing bolt holes.

[0007] Preferably, silicone for sealing is provided between the air intake pipe cover plate and the flange surface.

[0008] Preferably, an intake sand cleaning hole is provided on the side of the cylinder head.

[0009] Preferably, a cylinder head sand cleaning hole blind plug is provided on the intake duct sand cleaning hole.

[0010] The utility model provides a cylinder head and an intake pipe cover plate assembly, which can meet the layout requirements of different customers for the intake pipe of a diesel engine and reduce the development cost and difficulty of a matching diesel engine. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the cylinder head of the utility model;

[0012] Figure 2 This is a cross-sectional structural diagram of a cylinder head assembly of the utility model;

[0013] Figure 3 It is a structural schematic diagram of a cylinder head equipped with a first intake pipe cover plate according to the utility model;

[0014] Figure 4 It is a structural schematic diagram of a cylinder head equipped with a second intake pipe cover plate according to the utility model;

[0015] Figure 5 It is a structural schematic diagram of a cylinder head equipped with a third intake pipe cover plate according to the utility model;

[0016] Figure 6 The utility model is a schematic structural diagram of a cylinder head equipped with a fourth intake pipe cover plate.

[0017] Figure numerals: 1. cylinder head; 2. intake duct sand cleaning hole; 3. intake duct inlet; 4. intake pipe cover fixing bolt hole; 5. intake duct outlet; 6. intake duct; 7. intake pipe inner cavity; 8. cylinder head sand cleaning hole blind end; 9. intake pipe air inlet; 10. intake pipe cover bolt; 11. intake pipe cover 1; 12. intake pipe cover 2; 13. intake pipe cover 3; 14. intake pipe cover 4. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model embodiment discloses a cylinder head assembly equipped with an intake pipe cover plate. The utility model comprises a cylinder head 1, an intake pipe cover plate, intake pipe cover plate bolts 10, and a cylinder head sand cleaning hole blind head 8.

[0020] The cylinder head 1 is an integrated intake pipe structure, that is, an intake pipe inner cavity 7 is arranged on the intake side of the cylinder head 1, and the inner cavity is connected to the intake duct inlet 3, the intake duct 6 and the intake duct outlet 5, so that the gas enters from the intake port and reaches the intake duct outlet 5 through the intake pipe inner cavity 7 and the intake duct 6. An intake duct sand cleaning hole 2 is opened on the side of the cylinder head 1, and a cylinder head sand cleaning hole blind head 8 is provided on it.

[0021] This solution is provided with a flange surface on the intake pipe inner cavity 7, a large air inlet is provided on the flange surface, an intake pipe cover is provided on the flange surface, 12 intake pipe cover fixing bolt holes 4 are arranged on the flange surface, used to cooperate with the intake pipe cover bolts 10 to fix the intake pipe cover, and the intake pipe cover and the cylinder head 1 flange surface are sealed with silicone rubber around. The intake pipe cover is provided with one or more intake inlets, and by changing the position and number of the intake inlets on the intake pipe cover, the arrangement requirements of the position and orientation of the intake inlet of the diesel engine intake pipe of different customers can be met, thereby reducing the development cost and difficulty of the diesel engine.

[0022] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cylinder head assembly equipped with an intake pipe cover plate, characterized in that: The cylinder head (1) is provided with an intake duct inlet (3) and an intake duct outlet (5), and an intake pipe inner cavity (7) and an intake duct (6) are connected from the intake duct inlet (3) to the intake duct outlet (5). An intake pipe cover plate is detachably connected to the intake duct inlet (3), and one or more intake inlets are provided on the intake pipe cover plate. The position and / or number of the intake inlets on the intake pipe cover plate can be changed to meet different layout requirements.

2. A cylinder head assembly equipped with an intake pipe cover plate according to claim 1, characterized in that: The top of the air intake pipe inner cavity (7) is provided with a flange surface for connecting to the air intake pipe cover plate.

3. A cylinder head assembly equipped with an intake pipe cover plate according to claim 2, characterized in that: The flange surface is provided with a plurality of air intake pipe cover plate fixing bolt holes (4), and the air intake pipe cover plate is provided with the air intake pipe cover plate bolts (10) adapted to the air intake pipe cover plate fixing bolt holes (4).

4. A cylinder head assembly equipped with an intake pipe cover plate according to claim 3, characterized in that: Silicone for sealing is also provided between the air intake pipe cover plate and the flange surface.

5. The cylinder head assembly equipped with an intake pipe cover plate according to claim 1, characterized in that: An intake sand cleaning hole (2) is provided on the side of the cylinder head (1).

6. A cylinder head assembly equipped with an intake pipe cover plate according to claim 5, characterized in that: The air intake duct sand cleaning hole (2) is provided with a cylinder head sand cleaning hole plug (8).

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