CN209838946U - Combined bearing for automobile one-way clutch - Google Patents

Abstract

The utility model discloses a combination bearing for automobile one way clutch, including outer seat wheel and rotor, the outer seat wheel outside is provided with the outer teeth of a cogwheel, and the outer seat wheel internal surface has seted up first spacing groove, the inside inner race wheel that is provided with of outer seat wheel, and the inside periphery of inner race wheel is provided with the pivot, the pivot is rotated and is connected with the lug, and goes up the lug and be connected with lower lug down, goes up the lug simultaneously and runs through inner race wheel lateral surface, the inner race takes turns to and is provided with the inner bearing, and the inner bearing outside is provided with the locating part, the inside middle inside groove of having seted up of inner bearing, and the inside groove outside has seted up. This automobile is combination bearing for one-way clutch is provided with second spacing groove, third spacing groove, telescopic link, spring and rotor and promotes the rotor through the extending structure that telescopic link and spring constitute and hug closely the surface of inner race wheel, when inner bearing rotated, ensured that inner bearing's front and back both sides can not take place relative friction with the internal surface of inner race wheel, improved the safety in utilization.

Description

Combined bearing for automobile one-way clutch

Technical Field

The utility model relates to an one way clutch technical field specifically is a combination bearing for car one way clutch.

Background

One-way clutch technology is widely used in vehicles such as automobiles and bicycles.

The one-way clutch is composed of outer race and inner race, when the inner race rotates forward, the outer race is driven by the lug to rotate forward, and when the inner race rotates backward, the lug stops locking the outer race to stop rotating.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination bearing for automobile one-way clutch to solve traditional one-way clutch bearing structure singleness that proposes in the above-mentioned background art, and the internal spring can take place elastic fatigue after long-time the use, the problem that the contact lacks buffer between inner race and the inner bearing simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a combined bearing for an automobile one-way clutch comprises an outer seat wheel and a rotor, wherein outer wheel teeth are arranged on the outer side of the outer seat wheel, a first limiting groove is formed in the inner surface of the outer seat wheel, an inner seat wheel is arranged in the outer seat wheel, a rotating shaft is arranged on the periphery of the inner seat wheel, the rotating shaft is rotatably connected with an upper lug, the upper lug is connected with a lower lug, the upper lug penetrates through the outer side surface of the inner seat wheel, an inner bearing is arranged in the inner seat wheel, a limiting part is arranged on the outer side of the inner bearing, an inner groove is formed in the middle of the inner bearing, a second limiting groove is formed in the outer side of the inner groove, third limiting grooves are formed in the front side surface and the rear side surface of the inner bearing, a telescopic connecting rod is arranged in the third limiting groove, a spring is wrapped on the outer side of the telescopic connecting rod, the rotor, while the rotor surface is in contact with the inner surface of the inner race.

Preferably, the outer side of the outer seat wheel is provided with outer wheel teeth distributed at equal angles, the inner surface of the outer seat wheel is provided with first limiting grooves distributed at equal angles, and the first limiting grooves are connected with the upper lug in a clamping manner.

Preferably, the side of the inner wheel is of an open structure, the inner periphery of the inner wheel is provided with a rotating shaft, an upper convex block and a lower convex block which are distributed at equal angles, and the rotating shaft, the upper convex block and the lower convex block form a rotating structure.

Preferably, the side surfaces of the inner bearing are equiangularly distributed with limiting pieces, the number of the limiting pieces is equal to that of the lower protruding blocks, and the limiting pieces are connected with the lower protruding blocks in a clamping manner.

Preferably, the third spacing groove is provided with 2 groups, each group of third spacing grooves is provided with 8, and each third spacing groove is internally provided with 2 telescopic connecting rods, 2 springs and 1 rotor.

Preferably, the telescopic connecting rod, the spring and the rotor form a telescopic structure, the rotor is rotatably connected with the inner bearing, and the rotor is rotatably connected with the telescopic connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the combined bearing for the automobile one-way clutch,

(1) the seat is provided with an outer seat wheel, a first limiting groove, an inner seat wheel, a rotating shaft, an upper lug and a lower lug, wherein the upper lug and the lower lug are in irregular arc structures, and one end of the top of the upper lug and one end of the top of the lower lug are higher than the other end of the top of the upper lug and the other end of the top of the lower lug, so that the upper lug and the lower lug are matched with the rotating shaft to drive the outer seat wheel to rotate through the clamping connection between the upper lug and the first limiting groove, and when the outer seat wheel rotates in the opposite direction, the upper lug is driven to rotate downwards through the lower lug, so that the upper lug is separated from the;

(2) be provided with second spacing groove, third spacing groove, flexible connecting rod, spring and rotor and promote the rotor through the extending structure that flexible connecting rod and spring are constituteed and hug closely the surface of inner race wheel, when inner bearing rotated, ensure that inner bearing's front and back both sides can not take place relative friction with the internal surface of inner race wheel, improved the safety in utilization.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention;

fig. 3 is a schematic view of a connection structure between the telescopic link and the rotor in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. the gear comprises an outer seat wheel, 2 outer gear teeth, 3 a first limiting groove, 4 an inner seat wheel, 5 a rotating shaft, 6 an upper lug, 7 a lower lug, 8 an inner bearing, 9 a limiting part, 10 an inner groove, 11 a second limiting groove, 12 a third limiting groove, 13 a telescopic connecting rod, 14 a spring, 15 and a rotor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a combined bearing for an automobile one-way clutch is disclosed, as shown in figures 1 and 2, an outer gear 2 is arranged at the outer side of an outer seat wheel 1, a first limit groove 3 is arranged on the inner surface of the outer seat wheel 1, the outer gear 2 is distributed at equal angles at the outer side of the outer seat wheel 1, the first limit grooves 3 are distributed at equal angles at the inner surface of the outer seat wheel 1, the first limit grooves 3 are connected with upper lugs 6 in a clamping way, power output is provided for the outside through the outer gear 2 at the outer side of the outer seat wheel 1, the upper lugs 6 are matched with the first limit grooves 3 and are meshed with the inner seat wheel 4, an inner seat wheel 4 is arranged inside the outer seat wheel 1, a rotating shaft 5 is arranged at the inner periphery of the inner seat wheel 4, the side surface of the inner seat wheel 4 is of an open structure, a rotating shaft 5, an upper lug 6 and a lower lug 7 are distributed at equal angles at the inner periphery of the inner seat wheel 4, and the rotating shaft 5, the, carry out the locking through last lug 6 and lower lug 7 cooperation pivot 5, thereby realize that it rotates simultaneously with outer seat wheel 1 to drive interior seat wheel 4 through inner bearing 8, pivot 5 rotates and is connected with lug 6, and go up lug 6 and be connected with lower lug 7, it runs through interior seat wheel 4 lateral surface to go up lug 6 simultaneously, be provided with inner bearing 8 in the interior seat wheel 4, and the inner bearing 8 outside is provided with locating part 9, the 8 side of inner bearing is the angular distribution such as equidistance and has locating part 9, and the quantity of locating part 9 equals the quantity of lug 7 down, locating part 9 is connected for the block with the connected mode of lower lug 7 simultaneously, lug 7 removes left under driving through locating part 9, thereby it upwards rotates to drive lug 6 through lower lug 7, make the block of going up lug 6 in first spacing groove 3.

As shown in fig. 2, 3 and 4, an inner groove 10 is formed in the middle of the inner bearing 8, a second limiting groove 11 is formed in the outer side of the inner groove 10, third limiting grooves 12 are formed in the front and rear side surfaces of the inner bearing 8, a telescopic link 13 is arranged in each third limiting groove 12, springs 14 wrap the outer side of each telescopic link 13, 2 sets of the third limiting grooves 12 are provided, 8 sets of the third limiting grooves 12 are provided, each third limiting groove 12 is provided with 2 telescopic links 13, 2 springs 14 and 1 rotor 15, relative friction between the front and rear side surfaces of the inner bearing 8 and the inner surface of the inner wheel 4 is avoided through the rotor 15, the use safety is improved, the rotor 15 is arranged in each third limiting groove 12, the rotor 15 penetrates through the telescopic links 13 to be connected with the third limiting grooves 12, the surface of the rotor 15 is in contact with the inner surface of the inner wheel 4, the telescopic links 13, the outer side surface of the telescopic links are, The spring 14 and the rotor 15 form a telescopic structure, the rotor 15 is rotatably connected with the inner bearing 8, meanwhile, the rotor 15 is rotatably connected with the telescopic connecting rod 13, and the rotor 15 is pushed to be tightly attached to the inner surface of the inner seat wheel 4 through the telescopic structure.

The working principle is as follows: when the combined bearing for the automobile one-way clutch is used, firstly, an external main shaft penetrates through the inner groove 10, and the connection between the main shaft and the inner groove 10 is fixed through the second limiting groove 11, so that the relative sliding between the inner groove 10 and the main shaft is ensured, when the main shaft rotates anticlockwise, the inner bearing 8 and the limiting piece 9 are driven to rotate anticlockwise, the left side surface of the limiting piece 9 is contacted with the right side of the lower convex block 7 to drive the lower convex block 7 to rotate leftwards and drive the upper convex block 6 to rotate upwards, after the bottom surface of the lower convex block 7 is contacted with the surface of the inner bearing 8, the lower convex block 7 and the upper convex block 6 stop rotating, the upper convex block 6 is clamped in the first limiting groove 3, at the moment, the inner bearing 8 drives the outer seat wheel 1 to rotate anticlockwise through the inner seat wheel 4, at the moment, the outer seat wheel 1 drives the outer wheel teeth 2 to rotate, the power is output outwards through the outer gear teeth 2, when the main shaft rotates clockwise, the inner bearing 8 and the limiting piece 9 are driven to start rotating clockwise, the right side surface of the limiting piece 9 is contacted with the right side of the lower convex block 7 at the moment, the lower convex block 7 is driven to rotate rightwards, meanwhile, the upper lug 6 is driven to rotate downwards, at the moment, the upper lug 6 is separated from the first limiting groove 3, the inner seat wheel 4 does not drive the outer seat wheel 1 to rotate any more, at the moment, the inner bearing 8 rotates relative to the inner seat wheel 4 inside the inner seat wheel 4, the telescopic connecting rod 13 pushes the rotor 15 to be tightly attached to the inner surface of the inner seat wheel 4 through the spring 14, the inner bearing 8 drives the rotor 15 to rotate between the inner seat wheel 4 and the inner bearing 8, so as to avoid relative friction between the inner bearing 8 and the inner pulley 4, which completes the whole work, and those not described in detail in this specification are within the skill of the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a combination bearing for automobile one-way clutch, includes outer race wheel (1) and rotor (15), its characterized in that: the outer seat wheel (1) is provided with outer wheel teeth (2) on the outer side, the inner surface of the outer seat wheel (1) is provided with a first limiting groove (3), the inner seat wheel (4) is arranged in the outer seat wheel (1), the inner periphery of the inner seat wheel (4) is provided with a rotating shaft (5), the rotating shaft (5) is rotatably connected with an upper lug (6), the upper lug (6) is connected with a lower lug (7), meanwhile, the upper lug (6) penetrates through the outer side surface of the inner seat wheel (4), an inner bearing (8) is arranged in the inner seat wheel (4), a limiting part (9) is arranged on the outer side of the inner bearing (8), an inner groove (10) is arranged in the middle of the inner bearing (8), a second limiting groove (11) is arranged on the outer side of the inner groove (10), third limiting grooves (12) are arranged on the front side surface and the rear side surface of the inner bearing (8), and a telescopic connecting rod, meanwhile, the outer side of the telescopic connecting rod (13) is wrapped by a spring (14), the rotor (15) is arranged in the third limiting groove (12), the rotor (15) penetrates through the telescopic connecting rod (13) to be connected with the third limiting groove (12), and meanwhile the surface of the rotor (15) is in contact with the inner surface of the inner seat wheel (4).

2. The combination bearing for the one-way clutch of the automobile according to claim 1, wherein: the outer side of the outer seat wheel (1) is provided with outer wheel teeth (2) in an equiangular distribution mode, the inner surface of the outer seat wheel (1) is provided with first limiting grooves (3) in an equiangular distribution mode, and the first limiting grooves (3) are connected with the upper protruding blocks (6) in a clamping mode.

3. The combination bearing for the one-way clutch of the automobile according to claim 1, wherein: the side of the inner seat wheel (4) is of an open structure, the inner periphery of the inner seat wheel (4) is provided with a rotating shaft (5), an upper convex block (6) and a lower convex block (7) which are distributed at equal angles, and the rotating shaft (5), the upper convex block (6) and the lower convex block (7) form a rotating structure.

4. The combination bearing for the one-way clutch of the automobile according to claim 1, wherein: the side face of the inner bearing (8) is provided with limiting pieces (9) at equal angles, the number of the limiting pieces (9) is equal to the number of the lower convex blocks (7), and the limiting pieces (9) are connected with the lower convex blocks (7) in a clamping manner.

5. The combination bearing for the one-way clutch of the automobile according to claim 1, wherein: the third spacing groove (12) are provided with 2 groups, each group of third spacing grooves (12) is provided with 8, and each third spacing groove (12) is internally provided with 2 telescopic connecting rods (13), 2 springs (14) and 1 rotor (15).

6. The combination bearing for the one-way clutch of the automobile according to claim 1, wherein: the telescopic structure is composed of the telescopic connecting rod (13), the spring (14) and the rotor (15), the rotor (15) is rotatably connected with the inner bearing (8), and meanwhile the rotor (15) is rotatably connected with the telescopic connecting rod (13).