CN220470046U

CN220470046U - Convex phase regulator

Info

Publication number: CN220470046U
Application number: CN202322195344.XU
Authority: CN
Inventors: 徐跃焕; 陈伟
Original assignee: Taizhou Mingdi Auto Parts Co ltd
Current assignee: Taizhou Mingdi Auto Parts Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-02-09
Anticipated expiration: 2033-08-14

Abstract

The utility model belongs to the technical field of automobile phase regulators, and particularly relates to a convex phase regulator, which comprises: the shell comprises a main body, an upper cover body and a lower cover body, wherein a mounting cavity is formed in the main body, protrusions are formed on the wall surface of the mounting cavity, the upper cover body and the lower cover body are respectively arranged at two ends of the main body, the upper cover body and the lower cover body are connected with the main body and then seal the mounting cavity, and openings are formed in the upper cover body and the lower cover body; the rotor is arranged in the mounting cavity and is mutually limited with the bulge, a pin hole is formed in the rotor, and a lock pin is arranged in the pin hole; the upper cover body is provided with an oil cavity and an oil injection groove.

Description

Convex phase regulator

Technical Field

The utility model belongs to the technical field of automobile phase regulators, and particularly relates to a convex phase regulator.

Background

The phase adjuster, also called a VVT phaser (VVT refers to a variable valve timing system), is usually installed at the end of a camshaft, locks and unlocks a rotor in the phase adjuster through a stopper pin and a stopper pin hole, rotates the rotor forward or backward in a range, changes the timing of opening an intake valve, achieves the purpose of continuously adjusting the valve,

the prior regulator has a complex shell structure, which causes troublesome assembly and indirectly causes the labor cost during assembly, so that a convex phase regulator is specially designed.

Disclosure of Invention

The utility model aims at solving the technical problems, and provides a convex phase regulator which has the advantages of simple structure and convenience in assembly.

In view of this, the present utility model provides a convex phase adjuster comprising:

the shell comprises a main body, an upper cover body and a lower cover body, wherein a mounting cavity is formed in the main body, protrusions are formed on the wall surface of the mounting cavity, the upper cover body and the lower cover body are respectively arranged at two ends of the main body, the upper cover body and the lower cover body are connected with the main body and then seal the mounting cavity, and openings are formed in the upper cover body and the lower cover body;

the rotor is arranged in the mounting cavity and is mutually limited with the bulge, a pin hole is formed in the rotor, and a lock pin is arranged in the pin hole;

the upper cover body is provided with an oil cavity and an oil injection groove.

In the technical scheme, further, the main body and the upper cover body are integrally cast and formed, the main body is provided with first mounting holes in an array manner, the lower cover body is provided with second mounting holes, and the first mounting holes and the second mounting holes are fixed through bolts;

wherein, the one end that first mounting hole is in the upper cover body is provided with the chamfer.

In the above technical solution, further, the lock pin includes:

the lock pin body is stepped;

one end of the spring seat body is provided with a fixed edge and a fixed column, and the fixed edge is circumferentially formed at the outer side of the fixed column;

and one end of the spring is sleeved on the lock pin body, and the other end of the spring is sleeved on the fixed column.

In the above technical solution, further, the rotor includes:

the connecting part is provided with a coil groove, a boss is formed in the coil groove, and a first shaft hole is formed in the center of the boss;

and the limit stop is formed outside the connecting part and is limited with the bulge.

In the above technical solution, further, the method further includes:

the cover shell is connected with the connecting part, closes the coil groove and is provided with a second shaft hole corresponding to the first shaft hole.

In the above technical solution, further, the method further includes:

the connecting lug is formed on the end face of one side, far away from the columnar bulge, of the spring seat, and threads are formed on the connecting bulge;

the lower cover body is provided with a threaded hole corresponding to the pin hole, and the connecting protrusion is arranged in the pin hole and is in threaded connection with the threaded hole.

In the above technical solution, further, the method further includes:

the decompression hole is arranged on the spring seat and extends to the outer side through the connecting lug on the spring seat.

The beneficial effects of the utility model are as follows:

1. the main body and the upper cover body are integrally cast and formed and are in threaded connection with the lower cover body, so that the structure is simple, and damage is not easy to occur.

2. The lock pin body can react fast through being matched with the spring, so that the lock pin is convenient to adjust.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an exploded view of one side of the present utility model;

FIG. 3 is an enlarged view of FIG. 2;

FIG. 4 is an exploded view of the other side of the present utility model;

1. the label in the figure is: a housing; 11. a main body; 12. an upper cover; 13. a lower cover; 2. a mounting cavity; 3. a protrusion; 4. an opening; 5. a rotor; 51. a connection part; 52. a limit stop; 6. a pin hole; 7. a locking pin; 8. tooth surfaces; 9. an oil chamber; 10. an oil injection groove; 14. a first mounting hole; 15. a second mounting hole; 16. a bolt; 17. a lock pin body; 18. a spring seat; 181. fixing the edges; 182. fixing the column; 19. a spring; 20. a coil groove; 21. a boss; 22. a first shaft hole; 23. a cover case; 24. a second shaft hole; 25. a connection bump; 26. a threaded hole; 27. and a pressure reducing hole.

Detailed Description

Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

Example 1:

the present embodiment provides a convex phase adjuster including:

the shell 1, the shell 1 includes the body 11, upper cover 12 and lower cover 13, there are installation chambers 2 in the body 11, the shaping has projections 3 on the wall surface of the installation chamber 2, upper cover 12 and lower cover 13 set up in the body 11 both ends separately, upper cover 12 and lower cover 13 close the installation chamber 2 after connecting with body 11, and upper cover 12 and lower cover 13 all have openings 4;

the rotor 5 is arranged in the mounting cavity 2 and is mutually limited with the bulge 3, a pin hole 6 is formed in the rotor 5, and a lock pin 7 is arranged in the pin hole 6;

the tooth surface 8 is arranged on the peripheral side wall surface of the upper cover body 12, and the oil cavity 9 and the oil injection groove 10 are arranged on the lower cover body 13.

As can be seen in this embodiment, a male phase adjuster comprises a housing 1 and a rotor 5;

the shell 1 comprises a main body 11, an upper cover body 12 and a lower cover body 13, wherein the main body 11 is cylindrical and is provided with a mounting cavity 2, a protrusion 3 is radially formed on the wall surface of the mounting cavity 2, a rotor 5 is arranged in the cavity and is matched with the protrusion 3, and the upper cover body 12 and the lower cover body 13 are respectively arranged at two ends of the main body 11, so that the rotor 5 is sealed in the cavity; the gear surface 8 is formed on the peripheral side wall surface of the upper cover body 12, the gear surface 8 is used for being matched with a transmission chain, the lower cover body 13 is provided with an oil cavity 9 and an oil injection groove 10, the oil cavity 9 is used for storing oil, and the oil injection groove 10 is used for injecting oil;

openings 4 are formed on the upper cover body 12 and the lower cover body 13 and are used for enabling the rotating shaft to pass through the rotating shaft, so that the rotating shaft can conveniently pass through the connecting rotor 5;

the rotor 5 is provided with a pin hole 6, a lock pin 7 is arranged in the pin hole 6, and part of the lock pin 7 is immersed into the oil cavity 9 in a non-working state and is matched with the wall surface of the oil cavity 9 to limit the movement of the rotor 5;

when in use, oil enters the oil cavity 9 from the oil injection groove 10, and as the oil entering the oil cavity 9 becomes more, the oil pressure becomes larger gradually, so that the lock pin 7 is propped back into the pin hole 6 from the oil cavity 9, the rotor 5 rotates in the cavity, therefore, the regulation effect is realized, after the oil in the oil cavity 9 is reduced, the oil pressure is reduced, so that the lock pin 7 falls and is attached to the end face of the lower cover body 13, and falls into the oil cavity 9 when the lock pin is displaced to the position of the oil cavity 9, and the rotor 5 stops rotating;

simple structure, is difficult to take place to damage.

Example 2:

the present embodiment provides a convex phase adjuster having the following technical features in addition to the technical scheme including the above embodiment.

The main body 11 and the upper cover body 12 are integrally cast, a first mounting hole 14 is formed in an array on the main body 11, a second mounting hole 15 is formed in the lower cover body 13, and the first mounting hole 14 and the second mounting hole 15 are fixed through a bolt 16;

wherein the first mounting hole 14 is provided with a chamfer at one end of the upper cover 12.

In this embodiment, it can be seen that the main body 11 and the upper cover 12 are integrally cast and formed, the polished surface is flat, the tooth surface 8 is milled out of the upper cover 12, and at the same time, one end of the cavity connected with the lower cover 13 is open;

the main body 11 is provided with first mounting holes 14, the first mounting holes 14 are formed in the side wall surface of the main body 11 and are circumferentially arrayed on the main body 11, the first mounting holes 14 penetrate through the main body 11 and extend to the upper cover body 12, meanwhile, the lower cover body 13 is provided with second mounting holes 15 corresponding to the first mounting holes 14, and the first mounting holes 14 and the second mounting holes 15 are concentrically fixed through bolts 16;

the upper cover body 12 and the main body 11 are integrally formed, so that the assembly process is reduced, and meanwhile, the integrally formed structure is high in strength and convenient to cast.

Example 3:

The lock pin 7 includes:

the lock pin 7 body, the lock pin 7 body is ladder-shaped;

the spring 19 seat 18, the fixed edge 181 and the fixed column 182 are formed at one end of the body of the spring 19 seat 18, and the fixed edge 181 is circumferentially formed at the outer side of the fixed column 182;

and one end of the spring 19 is sleeved on the lock pin 7 body, and the other end is sleeved on the fixing column 182.

As can be seen in this embodiment, the lock pin 7 comprises a lock pin 7 body, a spring 19 seat 18 and a spring 19;

the lock pin 7 body is in a ladder shape, the small end of the lock pin 7 body is fixed with one end of a spring 19, the other end of the spring 19 is connected with a spring 19 seat 18, and the spring 19 seat 18 is fixed with the inner side end surface of the pin hole 6;

when the oil pressure that the lockpin 7 body received is greater than spring 19 power during the use, lockpin 7 body returns into pinhole 6, and then rotor 5 adjusts, and when oil pressure is less than spring 19 power, spring 19 is ejecting lockpin 7 body in from pinhole 6 to lockpin 7 body card is to oil pocket 9 in, thereby realizes the effect of automatic start and stop.

Example 4:

The rotor 5 includes:

a connecting part 51, wherein a coil groove 20 is arranged on the connecting part 51, a boss 21 is formed in the coil groove 20, and a first shaft hole 22 is arranged in the center of the boss 21;

the limit stop 52, the limit stop 52 is formed outside the connecting portion 51, and the limit stop 52 and the protrusion 3 are limited to each other.

As can be seen in this embodiment, the rotor 5 comprises a connecting portion 51 and a limit stop 52;

the connecting part 51 is provided with a coil groove 20, a boss 21 is formed in the coil groove 20, a coil is wound on the outer side of the boss 21, a through first shaft hole 22 is arranged on the boss 21, a rotating shaft is connected with the connecting part 51 through the first shaft hole 22, the outer side of the connecting part 51 is provided with a limit stop 52, and the limit stop 52 is in limit fit with the bulge 3 in the cavity;

the first shaft hole 22 is fixed with the rotating shaft, and the limit stop 52 is driven by the rotating shaft to move in the cavity after the lock pin 7 retreats into the pin hole 6.

Example 5:

The cover case 23, the cover case 23 is connected to the connection portion 51, closes the coil groove 20, and is provided with the second shaft hole 24 corresponding to the first shaft hole 22.

In this embodiment, it can be seen that the cover shell 23 is disc-shaped and is fixed with the connecting portion 51 to close the coil slot 20, so as to protect the coil in the coil slot 20 from leaking during operation, meanwhile, the cover shell 23 is provided with a second shaft hole 24 corresponding to the first shaft hole 22, the second shaft hole 24 is used for passing through the rotating shaft, and a rim is formed on the inner side of the second shaft hole 24 and abuts against the end face of the boss 21.

Example 6:

A connecting lug 25, wherein the connecting lug 25 is formed on the end surface of one side, far away from the columnar bulge 3, of the spring 19 seat 18, and threads are formed on the connecting bulge 3;

wherein, the lower cover 13 is formed with a threaded hole 26 corresponding to the pin hole 6, and the connecting protrusion 3 is arranged in the pin hole 6 and is in threaded connection with the threaded hole 26.

In this embodiment, it can be seen that the end surface of the spring 19 seat 18 facing the bottom of the pin hole 6 is formed with a connecting protrusion 3, the connecting protrusion 3 is located at one end far away from the columnar protrusion 3, and the end surface of the bottom of the pin hole 6 is provided with a threaded hole 26, and the threaded hole 26 penetrates through the lower cover 13 and corresponds to the pin hole 6;

the spring 19 seat 18 is placed in the pin hole 6 and then is connected with the connecting protrusion 3 in a threaded hole 26 in a threaded manner so as to fix the spring 19 seat 18 in the pin hole 6 to work and prevent the spring 19 seat 18 from being separated from the pin hole 6 in use.

Example 7:

The pressure reducing hole 27, the pressure reducing hole 27 is set on the spring 19 seat 18 and extends to the outside through the connection bump 25 on the spring 19 seat 18.

In this embodiment, it can be seen that the pressure reducing hole 27 is formed on the connecting protrusion 3 and extends into the pin hole 6 through the spring 19 seat 18, when the pressure in the oil cavity 9 is too high, the oil can enter into one end of the spring 19 seat 18 through the gap between the lock pin 7 body and the pin hole 6, and is discharged to the outside through the pressure reducing hole 27 on the connecting protrusion 3, so that the oil pressure in the oil pressure is controlled to be normal, and adverse reaction caused by the excessive pressure is avoided. The embodiments of the present application and the features of the embodiments may be combined without conflict, and the present application is not limited to the specific embodiments described above, which are merely illustrative, not restrictive, and many forms may be made by those of ordinary skill in the art, without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. A male phase adjuster, comprising:

the shell body (1), the shell body (1) include main part (11), upper cover body (12) and lower lid (13), main part (11) in be provided with installation cavity (2), installation cavity (2) wall on the shaping have protruding (3), upper cover body (12) and lower lid (13) set up respectively at main part (11) both ends, upper cover body (12) and lower lid (13) seal installation cavity (2) after being connected with main part (11), just upper cover body (12) and lower lid (13) all be provided with opening (4);

the rotor (5) is arranged in the mounting cavity (2) and is mutually limited with the bulge (3), a pin hole (6) is formed in the rotor (5), and a lock pin (7) is arranged in the pin hole (6);

the upper cover body (12) is provided with a tooth surface (8) on the peripheral side wall surface, and the lower cover body (13) is provided with an oil cavity (10) and an oil injection groove (9).

2. The convex phase regulator according to claim 1, wherein the main body (11) and the upper cover body (12) are integrally cast, a first mounting hole (14) is arranged on the main body (11) in an array manner, a second mounting hole (15) is arranged on the lower cover body (13), and the first mounting hole (14) and the second mounting hole (15) are fixed through a bolt (16);

wherein, one end of the first mounting hole (14) positioned on the upper cover body (12) is provided with a chamfer angle.

3. A male phase adjuster according to claim 2, characterized in that the locking pin (7) comprises:

the lock pin (7) body is stepped;

the spring seat (18), fixed edge (181) and fixed column (182) are formed at one end of the spring seat (18), the fixed edge (181) is formed at the outer side of the fixed column (182) in circumferential direction;

and one end of the spring (19) is sleeved on the boss (21), and the other end of the spring (19) is sleeved on the fixed column (182).

4. A male phase adjuster according to claim 3, characterized in that the rotor (5) comprises:

the connecting part (51), the connecting part (51) is provided with a coil groove (20), a boss (21) is formed in the coil groove (20), and a first shaft hole (22) is formed in the center of the boss (21);

and the limit stop (52) is formed outside the connecting part (51), and the limit stop (52) and the bulge (3) are mutually limited.

5. The male phase adjuster according to claim 4, further comprising:

and the cover shell (23), the cover shell (23) is connected with the connecting part (51), closes the coil groove (20), and is provided with a second shaft hole (24) corresponding to the first shaft hole (22).

6. A male phase adjuster as claimed in claim 5, further comprising:

the connecting lug (25) is formed on the end face of one side, far away from the columnar bulge (3), of the spring seat (18), and threads are formed on the connecting lug (25);

the lower cover body (13) is provided with a threaded hole (26) corresponding to the pin hole (6), and the connecting lug (25) is arranged in the pin hole (6) and is connected with the threaded hole (26) in a threaded mode.

7. A male phase adjuster as claimed in claim 6, further comprising:

and the pressure reducing hole (27) is arranged on the spring seat (18) and penetrates through the connecting lug (25) on the spring seat (18) to extend to the outer side.