CN217633441U

CN217633441U - Detachable automobile bearing

Info

Publication number: CN217633441U
Application number: CN202220926965.3U
Authority: CN
Inventors: 郝俊杰
Original assignee: Hangzhou Chaotuo Auto Parts Co ltd
Current assignee: Hangzhou Chaotuo Auto Parts Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-10-21
Anticipated expiration: 2032-04-21

Abstract

The utility model provides a can dismantle automobile bearing, ball and two dust covers including outer lane, inner circle, holder, at least two, the outer lane comprises first outer lane and second outer lane two parts, first outer lane orientation a side end face of second outer lane is followed the direction of height of first outer lane is equipped with first recess and first lug in proper order, the second outer lane orientation a side end face of first outer lane is followed the direction of height of second outer lane is equipped with second lug and second recess in proper order. The utility model discloses an outer lane of dismantling bearing adopts the detachable connected mode, guarantees under the condition of bearing self stability, and the dismantlement after the bearing of being convenient for uses washs and maintains, and secondly the bolt is located the circular terminal surface of bearing, has effectively solved current annular terminal surface connecting bolt, and the bearing lies in the bearing frame cooperation back, and the annular terminal surface is surrounded, the problem of the inconvenient dismantlement of bearing still.

Description

Detachable automobile bearing

Technical Field

The utility model belongs to the bearing is equipped with the field, especially relates to a can dismantle automobile bearing.

Background

The bearing is as the disposable article of machinery, for the life of extension bearing, the staff can regularly wash and maintain the bearing, with the dust of infiltration in getting rid of the bearing, for the purpose that realizes the quick dismantlement of bearing, can select the detachable bearing through bolt locking to install the use mostly, but the annular end face of bearing inner race is arranged locking bolt mostly to current detachable bearing, lead to dismantling the difficult observation of in-process staff, especially bearing and bearing frame cooperation back, the bearing frame wraps up the annular end face of bearing inner race, make locking bolt covered, lead to the bearing to have lost convenient to detach's function.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art not enough, provide a bearing convenient to dismantle.

The utility model provides a following technical scheme, a can dismantle automobile bearing, including outer lane, inner circle, holder, at least two balls and two dust covers, the outer lane comprises first outer lane a and second outer lane b two parts, first outer lane a is towards a side end face of second outer lane b is followed the direction of height of first outer lane a is equipped with first recess and first lug in proper order, second outer lane b is towards a side end face of first outer lane a is followed the direction of height of second outer lane b is equipped with second lug and second recess in proper order, first outer lane a and open first screw hole on the second outer lane b, the threaded hole of first is equipped with first bolt;

the inner ring is composed of a first inner ring a and a second inner ring b, a third groove and a third bump are arranged on the end face, on one side, facing the second inner ring b, of the first inner ring a in the height direction of the first inner ring a, a fourth bump and a fourth groove are arranged on the end face, on one side, facing the first inner ring a, of the second inner ring b in the height direction of the second inner ring b, a second threaded hole is formed in the first inner ring a and the second inner ring b, and a second bolt is arranged in the second threaded hole.

Preferably, the contact end surface of the first outer ring a and the second outer ring b is in a step shape.

Preferably, the contact end surface of the first inner ring a and the second inner ring b is in a step shape.

Preferably, the inner walls of the first outer ring a and the second outer ring b facing one side of the first inner ring a and the inner walls of the first inner ring a and the second inner ring b facing one side of the first outer ring a are both provided with sliding grooves, at least two balls are arranged between the sliding grooves of the outer ring and the inner ring, and a retainer is arranged between a plurality of balls.

Preferably, two first limiting grooves are formed in the inner wall of one side, facing the first inner ring a, of the first outer ring a and the second outer ring b, the two first limiting grooves are located on two sides of the sliding grooves in the first outer ring a and the second outer ring b, two second limiting grooves are formed in the end face, facing the first outer ring a, of the first inner ring a and the first inner ring b, the two second limiting grooves are located on two sides of the sliding grooves in the first inner ring a and the second inner ring b, and dust covers are arranged between the two first limiting grooves and the two second limiting grooves.

Preferably, at least two locking holes are formed in the two circular end faces of the retainer respectively, the locking holes are arranged at equal intervals in the circumferential direction of the retainer, and locking bolts matched with the locking holes are arranged on the dust cover.

To sum up, compared with the prior art, the utility model has the following beneficial effects:

1. through the cooperation between first recess and first lug, the cooperation between second recess and second lug realizes being connected between first outer lane an and second outer lane b for the outer lane of this bearing is easily dismantled, secondly, seting up of first bolt hole on first outer lane a and the second outer lane b, under the effect of first bolt, has improved the stability of being connected between first outer lane a and second outer lane b, has guaranteed the joint strength of bearing inner race.

2. Through the cooperation between third recess and fourth lug, the cooperation between fourth recess and third lug realizes being connected between first inner circle an and second inner circle b for the inner circle of this bearing is easily dismantled, secondly, the seting up of second bolt hole on first inner circle a and the second inner circle b, under the effect of second bolt, has improved the stability of being connected between first inner circle a and second inner circle b, has guaranteed the joint strength of bearing inner race.

3. Through arranging of spacing groove, injectd the position of dust cover on the bearing inner race and outer race, guaranteed the stability of dust cover on the bearing inner race and outer race, further, the dust cover is connected through locking bolt and retainer within a definite time, the dismantlement of the dust cover of being convenient for.

4. The interior outer lane of bearing adopts detachable connected mode, guarantees under the condition of bearing self stability, and the dismantlement after the bearing of being convenient for used washs and maintains, and secondly the bolt is located the circular terminal surface of bearing, has effectively solved current annular end face connecting bolt, and the bearing lies in the bearing frame cooperation back, and annular end face is encircleed, the problem of the inconvenient dismantlement of bearing still.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 isbase:Sub>A sectional view taken along the directionbase:Sub>A-base:Sub>A in fig. 1 according to the present invention.

Fig. 3 is a cross-sectional view taken along the direction B-B in fig. 1 according to the present invention.

Fig. 4 is a cross-sectional view taken along the direction C-C in fig. 1 according to the present invention.

10a, a first outer ring; 10b, a second outer ring; 11a, a first inner ring; 11b, a second inner ring; 12. a holder; 13. a ball bearing; 14. a second bump; 15. a first bump; 16. a first bolt; 17. a fourth bump; 18. a third bump; 19. a second bolt; 20. a dust cover; 21. and locking the bolt.

Detailed Description

In order to make the technical field personnel understand the utility model discloses the scheme, will combine the drawing in the embodiment of the utility model below, to the technical scheme in the embodiment of the utility model carries out clear, complete description.

As shown in fig. 1-4, a detachable automobile bearing comprises an outer ring, an inner ring, a retainer 12, at least two balls 13 and two dust covers 20, wherein the balls 13 are arranged at equal intervals along the circumferential direction of the retainer 12.

In this embodiment, the outer ring is composed of a first outer ring 10a and a second outer ring 10b, a contact end surface of the first outer ring 10a and the second outer ring 10b is in a step shape, a first groove and a first bump are arranged on an end surface of the first outer ring 10a facing the second outer ring 10b, the first groove and the first bump are arranged along a height direction of the outer ring, a second bump and a second groove are arranged on an end surface of the second outer ring 10b facing the first outer ring 10a, the second bump and the first groove are arranged along the height direction of the outer ring, first threaded holes are formed in the first outer ring 10a and the second outer ring 10b, and first bolts 16 are arranged in the first threaded holes;

through the cooperation between first recess and first lug, the cooperation between second recess and second lug realizes being connected between first outer lane 10a and second outer lane 10b for the outer lane of this bearing is easily dismantled, secondly, the seting up of first bolt hole on first outer lane 10a and the second outer lane 10b, under first bolt 16's effect, has improved the stability of being connected between first outer lane 10a and second outer lane 10b, has guaranteed the joint strength of bearing inner race.

The inner ring is composed of a first inner ring 11a and a second inner ring 11b, the contact end faces of the first inner ring 11a and the second inner ring 11b are arranged in a step shape, a third convex block and a third groove are arranged on the end face of one side, facing the second inner ring 11b, of the first inner ring 11a, a fourth groove and a fourth convex block are arranged on the end face of one side, facing the first inner ring 11a, of the second inner ring 11b, the third convex block and the third groove are arranged in the height direction of the inner rings, the fourth groove and the fourth convex block are arranged in the height direction of the inner rings, second bolt holes are formed in the first inner ring 11a and the second inner ring 11b, and second bolts 19 are arranged in the second bolt holes;

through the cooperation between third recess and fourth lug, cooperation between fourth recess and third lug realizes being connected between first inner circle 11a and second inner circle 11b for the inner circle of this bearing is easily dismantled, secondly, the seting up of second bolt hole on first inner circle 11a and the second inner circle 11b, under second bolt 19's effect, has improved the stability of being connected between first inner circle 11a and second inner circle 11b, has guaranteed the joint strength of bearing inner race.

The end faces of the first inner ring 11a and the second inner ring 11b facing the outer periphery of the first outer ring 10a and the end faces of the first outer ring 10a and the second outer ring 10b facing the inner periphery of the first inner ring 11a are respectively provided with a sliding groove, and a plurality of balls 13 are controlled to run between the sliding grooves of the inner ring and the outer ring;

two first limiting grooves are formed in the inner walls of one sides, facing the first inner ring 11a, of the first outer ring 10a and the second outer ring 10b, the two first limiting grooves are located on two sides of sliding grooves in the first outer ring 10a and the second outer ring 10b, two second limiting grooves are formed in the end faces, facing the first outer ring 10a, of one sides of the first inner ring 11a and the second inner ring 11b, the two second limiting grooves are located on two sides of the sliding grooves in the first inner ring 11a and the second inner ring 11b, and dust covers 20 are arranged between the two first limiting grooves and the two second limiting grooves;

furthermore, at least two locking holes are respectively formed in two circular end faces of the retainer 12, the locking holes are arranged at equal intervals in the circumferential direction of the retainer, and locking bolts 21 matched with the locking holes are arranged on the dust cover.

The position of the dust cover 20 on the inner ring and the outer ring of the bearing is limited through the arrangement of the limiting grooves, so that the stability of the dust cover 20 on the inner ring and the outer ring of the bearing is ensured, and further, the dust cover 20 is connected with the retainer 12 through the locking bolt 21, so that the dust cover 20 is convenient to disassemble;

to sum up, the interior outer lane of bearing adopts detachable connected mode, guarantees under the circumstances of bearing self stability, and the dismantlement after the bearing of being convenient for used washs and maintains, and secondly the bolt is located the circular terminal surface of bearing, has effectively solved current annular terminal surface connecting bolt, and the bearing lies in the bearing frame cooperation back, and annular terminal surface is enclosed, the problem of the inconvenient dismantlement of bearing still.

It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims

1. The utility model provides a can dismantle automobile bearing, includes outer lane, inner circle, holder (12), at least two ball (13) and two dust covers (20), its characterized in that: the outer ring is composed of a first outer ring (10 a) and a second outer ring (10 b), a first groove and a first lug (15) are sequentially arranged on the end surface of one side, facing the second outer ring (10 b), of the first outer ring (10 a) along the height direction of the first outer ring (10 a), a second lug (14) and a second groove are sequentially arranged on the end surface of one side, facing the first outer ring (10 a), of the second outer ring (10 b) along the height direction of the second outer ring (10 b), first threaded holes are formed in the first outer ring (10 a) and the second outer ring (10 b), and first bolts (16) are arranged in the first threaded holes;

the inner ring is composed of a first inner ring (11 a) and a second inner ring (11 b), a third groove and a third lug (18) are arranged on the end face, on one side, of the first inner ring (11 a) facing the second inner ring (11 b) in the height direction of the first inner ring (11 a), a fourth lug (17) and a fourth groove are arranged on the end face, on one side, of the second inner ring (11 b) facing the first inner ring (11 a) in the height direction of the second inner ring (11 b), a second threaded hole is formed in the first inner ring (11 a) and the second inner ring (11 b), and a second bolt (19) is arranged in the second threaded hole.

2. A demountable automotive bearing according to claim 1, wherein: the contact end face of the first outer ring (10 a) and the second outer ring (10 b) is in a step shape.

3. A demountable automotive bearing according to claim 1, wherein: the contact end surface of the first inner ring (11 a) and the second inner ring (11 b) is in a step shape.

4. A demountable automotive bearing according to claim 1, wherein: the first outer ring (10 a) and the second outer ring (10 b) face towards the inner wall of one side of the first inner ring (11 a) and the inner wall of one side of the first outer ring (10 a) and the first inner ring (11 a) and the second inner ring (11 b) face towards the inner wall of one side of the first outer ring (10 a) are both provided with sliding grooves, at least two balls (13) are arranged between the sliding grooves of the outer ring and the inner ring, and a plurality of holding frames (12) are arranged between the balls (13).

5. A demountable automotive bearing according to claim 1, wherein: the first outer ring (10 a) and the second outer ring (10 b) face the inner wall of one side of the first inner ring (11 a) and are provided with two first limiting grooves, the two first limiting grooves are located on the two sides of the sliding grooves in the first outer ring (10 a) and the second outer ring (10 b), the first inner ring (11 a) and the second inner ring (11 b) face one side end face of the first outer ring (10 a) and are provided with two second limiting grooves, the two second limiting grooves are located on the two sides of the sliding grooves in the first inner ring (11 a) and the second inner ring (11 b), and dust covers (20) are arranged between the two first limiting grooves and the two second limiting grooves.

6. A demountable automotive bearing according to claim 1, wherein: at least two locking holes are respectively formed in two circular end faces of the retainer (12), the locking holes are arranged at equal intervals along the circumferential direction of the retainer (12), and locking bolts (21) matched with the locking holes are arranged on the dust cover (20).