CN216477588U

CN216477588U - Can guarantee stable cylinder body of cylinder cap installation

Info

Publication number: CN216477588U
Application number: CN202122868840.8U
Authority: CN
Inventors: 许雄兵; 代灯柱
Original assignee: Hubei Marpass Power Technology Co ltd
Current assignee: Hubei Marpass Power Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a cylinder body capable of ensuring stable installation of a cylinder cover, which comprises a shell and a cylinder cover, wherein a clamping groove is formed in the upper surface of the shell, clamping holes are formed in the front side and the rear side of the clamping groove, limiting holes are formed above the clamping holes, fixing grooves are formed in the front side and the rear side of the limiting holes, a water channel is formed below the clamping groove, oil inlets are formed in the left side and the right side of the shell, an oil channel is formed below the oil inlets, an oil feeding cavity is formed below the oil channel, an upper crankshaft cavity is formed between the upper crankshaft cavities, a piston cavity is communicated above the upper crankshaft cavity, a piston is slidably connected in the piston cavity, a piston rod is rotatably connected below the piston, a crankshaft is rotatably connected below the piston rod, an oil pan is connected below the shell in an embedded mode, an oil pipe is communicated below the lower oil cavity, and the cylinder cover used for sealing the shell is arranged above the shell. According to the utility model, through the matching of parts of each part, the engine cylinder cover is convenient to install and is stable in connection.

Description

Can guarantee stable cylinder body of cylinder cap installation

Technical Field

The utility model relates to the technical field of engine cylinder bodies, in particular to a cylinder body capable of ensuring stable installation of a cylinder cover.

Background

The modern automobile engine body group mainly comprises an engine body, a cylinder cover hood, a cylinder gasket, a main bearing cover, an oil pan and the like. The engine body group is a support of the engine and is an assembly matrix of main parts of a crank connecting rod mechanism, a valve actuating mechanism and each system of the engine. The cylinder head is used to close the top of the cylinder and, together with the piston top and the cylinder wall, forms a combustion chamber.

The existing cylinder cover and engine body in the market are easy to loose in connection after being used for a long time, and therefore a cylinder body capable of ensuring stable installation of the cylinder cover is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cylinder body which can ensure the stable installation of a cylinder cover so as to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a cylinder body capable of ensuring the stable installation of a cylinder cover comprises a shell and a machine cylinder cover, wherein the upper surface of the shell is provided with a clamping groove, clamping holes are formed in the front side and the rear side of the clamping groove, limiting holes are formed above the clamping holes, fixing grooves are formed in the front and the rear of the limiting holes, a water channel is formed below the clamping groove, oil inlets are formed in the left side and the right side of the shell, an oil passage is arranged below the oil inlet, an upper oil cavity is arranged below the oil passage, an upper crankshaft cavity is arranged between the upper crankshaft cavities, a piston cavity is communicated above the upper crankshaft cavity, and a piston is connected in the piston cavity in a sliding manner, a piston rod is rotatably connected below the piston, a crankshaft is rotatably connected below the piston rod, an oil pan is connected below the shell in an embedded manner, and the two sides of the oil pan are provided with lower oil cavities, the lower part of each lower oil cavity is communicated with an oil pipe, a lower crankshaft cavity is communicated between the oil pipes, and the engine cylinder cover for sealing the shell is arranged above the shell.

Preferably, the machine cylinder cover comprises a cover plate, a clamping plate, a bayonet, a limiting plate and fixing holes, the clamping plate is fixedly connected to the lower portion of the cover plate, the bayonet is formed in the surface of the clamping plate, the limiting plate is arranged in front of the clamping plate, and the fixing holes are formed in four corners of the cover plate.

Preferably, the clamping plate is connected with the clamping groove in a sliding mode, and the clamping plate and the shell form a fixing structure through the bolt, the clamping hole and the clamping opening.

Preferably, the limiting plate is fixedly connected with the cover plate, and the limiting plate and the shell form a mosaic structure through a limiting hole.

Preferably, the diameter of the fixing hole is consistent with that of the fixing groove, and the fixing hole is tightly attached to the fixing groove.

Preferably, the lower oil cavity is tightly attached to the upper oil cavity, and the oil passage and the oil pipe form a communicating structure through the upper oil cavity and the lower oil cavity.

Preferably, the upper crankshaft cavity is tightly attached to the lower crankshaft cavity, and the crankshaft forms a rotating structure with the shell and the oil pan through the upper crankshaft cavity and the lower crankshaft cavity.

The utility model provides a cylinder body capable of ensuring stable installation of a cylinder cover, which has the following beneficial effects:

the cylinder body capable of ensuring the stable installation of the cylinder cover has the advantages that the cylinder cover is convenient to install and stable in connection through the matching of parts of each part;

1. according to the utility model, through the arrangement of the limiting hole, when the cylinder cover is mounted, the limiting plate can be inserted into the limiting hole to position the cover plate, so that the problem that the mounting error of the cylinder cover is caused by the deviation of the cover plate when the cylinder cover is mounted is avoided, and the cylinder cover and the shell cannot be fixed tightly and stably to cause the looseness of the cylinder cover and the shell;

2. according to the utility model, through the arrangement of the clamping groove, when the cylinder cover is installed, the clamping plate is inserted into the clamping groove, the cover plate and the shell form an embedded structure through the clamping plate and the clamping groove, then the bolt is screwed into the clamping hole and the clamping opening, and then the bolt is screwed into the fixing hole and the fixing groove, so that the cover plate is bidirectionally fixed, and the cover plate can be installed more stably and is not easy to loosen;

3. according to the utility model, through the arrangement of the oil inlet, lubricating oil can be fed into the oil duct through the oil inlet, then the lubricating oil enters the upper oil cavity and the lower oil cavity to lubricate the crankshaft, so that the crankshaft can run more smoothly, and simultaneously heat generated during the running of the crankshaft is taken away.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic diagram of a right side view of the half-section of the present invention;

fig. 3 is a perspective view of the oil pan according to the present invention.

In the figure: 1. a housing; 2. a card slot; 3. a clamping hole; 4. a limiting hole; 5. fixing grooves; 6. a water channel; 7. an oil inlet; 8. an oil passage; 9. an upper oil chamber; 10. an upper crankshaft cavity; 11. a piston cavity; 12. a piston; 13. a piston rod; 14. a crankshaft; 15. an oil pan; 16. a lower oil chamber; 17. an oil pipe; 18. a lower crankshaft cavity; 19. a cylinder head; 1901. a cover plate; 1902. clamping a plate; 1903. a bayonet; 1904. a limiting plate; 1905. and (7) fixing holes.

Detailed Description

As shown in figures 1, 2 and 3, a cylinder body capable of ensuring stable installation of a cylinder cover comprises a shell 1 and a machine cylinder cover 19, wherein a clamping groove 2 is formed in the upper surface of the shell 1, clamping holes 3 are formed in the front side and the rear side of the clamping groove 2, a limiting hole 4 is formed above the clamping hole 3, fixing grooves 5 are formed in the front side and the rear side of the limiting hole 4, a water channel 6 is formed below the clamping groove 2, oil inlets 7 are formed in the left side and the right side of the shell 1, an oil channel 8 is formed below the oil inlets 7, an upper oil cavity 9 is formed below the oil channel 8, an upper crankshaft cavity 10 is formed between the upper crankshaft cavity 9, a piston cavity 11 is communicated above the upper crankshaft cavity 10, a piston 12 is connected in the piston cavity 11 in a sliding manner, a piston rod 13 is rotatably connected below the piston rod 13, a crankshaft 14 is rotatably connected below the piston rod 13, an oil pan 15 is connected below the shell 1 in a jogged manner, lower oil cavities 16 are formed in the two sides of the oil pan 15, an oil pipe 17 is communicated with an oil pipe 17, and a lower crank shaft cavity 18 is communicated between the oil pipes 17, a machine cylinder cover 19 for sealing the shell 1 is arranged above the shell 1, a lower oil cavity 16 is tightly attached with the upper oil cavity 9, and the oil duct 8 forms a communicating structure with an oil pipe 17 through an upper oil chamber 9 and a lower oil chamber 16, the upper crankshaft chamber 10 is tightly attached to the lower crankshaft chamber 18, and the crankshaft 14 constitutes a rotating structure with the housing 1 and the oil pan 15 through the upper crank chamber 10 and the lower crank chamber 18, through the arrangement of the oil inlet 7, lubricating oil can be fed into the oil passage 8 through the oil inlet 7, and then the lubricating oil enters the upper oil chamber 9 and the lower oil chamber 16, the crankshaft 14 is lubricated to make the crankshaft 14 operate more smoothly, and at the same time, the heat generated during the operation of the crankshaft 14 is taken away, after the lubricating oil enters the lower crankshaft cavity 18 through the oil pipe 17, and the lubricating oil is pumped out by an external oil pump and is sent back to the oil inlet 7 after being cooled and filtered.

As shown in fig. 1 and fig. 2, the cylinder cover 19 includes a cover plate 1901, a clamping plate 1902, a bayonet 1903, a limiting plate 1904 and fixing holes 1905, the clamping plate 1902 is fixedly connected below the cover plate 1901, the surface of the clamping plate 1902 is provided with the bayonet 1903, the front of the clamping plate 1902 is provided with the limiting plate 1904, four corners of the cover plate 1901 are provided with the fixing holes 1905, the clamping plate 1902 is slidably connected with the clamping slot 2, the clamping plate 1902 forms a fixing structure with the housing 1 through a bolt, the clamping hole 3 and the bayonet 1903, the limiting plate 1904 is fixedly connected with the cover plate 1901, the limiting plate 1904 forms an embedding structure with the housing 1 through the limiting hole 4, the diameter of the fixing hole 1905 is consistent with that of the fixing groove 5, and the fixing hole 1905 is tightly attached to the fixing groove 5, so that when the cylinder cover 19 is mounted, the cover plate 1904 can be inserted into the limiting hole 4 to position the cover plate 1901, thereby avoiding the error in mounting the cylinder cover 19 caused by the offset of the cover plate 1901, make can't closely stable fix between quick-witted cylinder cap 19 and the casing 1, cause quick-witted cylinder cap 19 and casing 1 not hard up, setting through draw-in groove 2, make when installing quick-witted cylinder cap 19, draw-in groove 2 is inserted to cardboard 1902, apron 1901 constitutes the gomphosis structure through cardboard 1902 and draw-in groove 2 and casing 1, then twist into card hole 3 and bayonet 1903 with the bolt, then twist into fixed orifices 1905 and fixed slot 5 with the bolt again in, carry out the bidirectional fixation to apron 1901, make the apron 1901 can install more stable, difficult pine takes off.

In summary, when the cylinder body capable of ensuring stable installation of the cylinder cover is used, according to the structure shown in fig. 1, fig. 2 and fig. 3, firstly, when the cylinder cover 19 is installed, the limiting plate 1904 is inserted into the limiting hole 4 to position the cover plate 1901, thereby avoiding the problem that the cover plate 1901 is incorrectly installed due to deviation when the cylinder cover 19 is installed, so that the cylinder cover 19 and the housing 1 cannot be tightly and stably fixed, thereby causing looseness of the cylinder cover 19 and the housing 1, after the limiting plate 1904 is inserted into the limiting hole 4, the clamping plate 1902 is inserted into the clamping groove 2, the cover plate 1901 forms an embedded structure with the housing 1 through the clamping plate 1902 and the clamping groove 2, then the bolts are screwed into the clamping hole 3 and the clamping groove 1903, then the bolts are screwed into the fixing hole 1905 and the fixing groove 5, the cover plate 1901 is bidirectionally fixed, thereby making the cover plate 1901 can be installed more stably and not easily loosened, lubricating oil is fed into the oil channel 8 through the oil inlet 7, then the lubricating oil enters the upper oil cavity 9 and the lower oil cavity 16 to lubricate the crankshaft 14, so that the crankshaft 14 can run more smoothly, heat generated during running of the crankshaft 14 is taken away, and after the lubricating oil enters the lower crankshaft cavity 18 through the oil pipe 17, the lubricating oil is pumped out through the external oil pump and is fed back to the oil inlet 7 again after being cooled and filtered.

Claims

1. A cylinder body capable of ensuring stable installation of a cylinder cover comprises a shell (1) and a cylinder cover (19) and is characterized in that a clamping groove (2) is formed in the upper surface of the shell (1), clamping holes (3) are formed in the front side and the rear side of the clamping groove (2), a limiting hole (4) is formed above the clamping hole (3), a fixing groove (5) is formed in the front side and the rear side of the limiting hole (4), a water channel (6) is formed below the clamping groove (2), oil inlets (7) are formed in the left side and the right side of the shell (1), an oil duct (8) is formed below the oil inlets (7), an upper oil cavity (9) is formed below the oil duct (8), an upper crankshaft cavity (10) is formed between the upper oil cavities (9), a piston cavity (11) is communicated above the upper crankshaft cavity (10), a piston (12) is slidably connected in the piston cavity (11), a piston rod (13) is rotatably connected below the piston (12), and piston rod (13) below is rotated and is connected with bent axle (14), casing (1) below gomphosis is connected with oil pan (15), and oil pan (15) both sides have seted up lower oil pocket (16), lower oil pocket (16) below intercommunication has oil pipe (17), and the intercommunication has lower bent axle chamber (18) between oil pipe (17), is used for sealing casing (1) engine cylinder lid (19) set up in casing (1) top.

2. The cylinder block capable of ensuring stable installation of the cylinder cover according to claim 1, wherein the cylinder cover (19) comprises a cover plate (1901), a clamping plate (1902), a bayonet (1903), a limiting plate (1904) and fixing holes (1905), the clamping plate (1902) is fixedly connected to the lower portion of the cover plate (1901), the bayonet (1903) is formed in the surface of the clamping plate (1902), the limiting plate (1904) is arranged in front of the clamping plate (1902), and the fixing holes (1905) are formed in four corners of the cover plate (1901).

3. The cylinder block capable of ensuring the stable installation of the cylinder cover according to claim 2, wherein the clamping plate (1902) is slidably connected with the clamping groove (2), and the clamping plate (1902) and the housing (1) form a fixed structure through the bolt, the clamping hole (3) and the bayonet (1903).

4. The cylinder block capable of ensuring the stable installation of the cylinder cover according to claim 2, wherein the limiting plate (1904) is fixedly connected with the cover plate (1901), and the limiting plate (1904) forms a fitting structure with the housing (1) through the limiting hole (4).

5. The cylinder block capable of ensuring the stable installation of the cylinder cover according to claim 2, wherein the diameter of the fixing hole (1905) is consistent with that of the fixing groove (5), and the fixing hole (1905) is tightly attached to the fixing groove (5).

6. The cylinder block capable of ensuring the stable installation of the cylinder cover is characterized in that the lower oil chamber (16) is tightly attached to the upper oil chamber (9), and the oil passage (8) and the oil pipe (17) form a communicating structure through the upper oil chamber (9) and the lower oil chamber (16).

7. A cylinder block capable of ensuring stable cylinder head installation according to claim 1, characterized in that the upper crankshaft cavity (10) is tightly attached to the lower crankshaft cavity (18), and the crankshaft (14) forms a rotating structure with the housing (1) and the oil pan (15) through the upper crankshaft cavity (10) and the lower crankshaft cavity (18).