CN217730676U

CN217730676U - Upper bowl group with damping for bicycle

Info

Publication number: CN217730676U
Application number: CN202221333319.2U
Authority: CN
Inventors: 冯源; 刘佃坡; 杨勇军; 金鑫炜
Original assignee: Ningbo H & L Bicycle Co ltd
Current assignee: Ningbo H & L Bicycle Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-04
Anticipated expiration: 2032-05-30

Abstract

A damping upper bowl group of a bicycle comprises a steel bowl seat, wherein a bearing is arranged in an inner cavity of the steel bowl seat, an aluminum opening is arranged at an opening at the upper part of the bearing, a gasket is arranged above the aluminum opening, the upper part of the gasket is connected with an upper cover, a compression ring is movably sleeved at the lower part of the gasket and axially limited by a locking ring, and a sealing ring is arranged between the lower part of the compression ring and the steel bowl seat; a groove is processed at the joint of an outer flanging at the upper part of the steel bowl seat and the inner cavity, an accommodating groove is processed at the edge of the lower part of the compression ring, and an accommodating space of the sealing ring is formed between the accommodating groove and the groove; after the upper cover compresses the gasket, an aluminum opening below the gasket compresses the upper edge of the bearing in the steel bowl seat, and the bearing is utilized to rotate; through set up height-adjustable's clamp ring above the steel bowl seat in this go up bowl group structure to installation sealing washer between clamp ring and steel bowl seat, the frictional force size between with the steel bowl seat when can effectively adjusting the clamp ring and rotate, thereby the flexibility ratio when adjusting the handlebar and turning to also play waterproof dirt-proof effect simultaneously.

Description

Upper bowl group with damping for bicycle

Technical Field

The utility model relates to a bowl group on bicycle area damping.

Background

Nowadays, the concept of green riding and low-carbon life is advocated and practiced by people more and more. Bicycle locomotive group of bowls is an indispensable spare part on the bicycle, and the locomotive group of bowls is the important part of cooperation locomotive pipe and front fork, whether the bicycle can be nimble turn to have direct relation with the assembly quality of locomotive, generally be the aluminium opening direct contact on upper cover direct and last bowl group upper portion in the current structure, bearing pressfitting in aluminium opening and the last bowl group, the upper cover utilizes the bearing to rotate after compressing tightly the aluminium opening, the difficult activity ratio of handlebar turn to is adjusted.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a bowl group on bicycle takes damping.

In order to achieve the purpose, the utility model provides an upper bowl group with damping for a bicycle, which comprises a steel bowl seat, wherein a bearing is arranged in the inner cavity of the steel bowl seat, an aluminum opening is arranged at the upper opening of the bearing, a gasket is arranged above the aluminum opening, an upper cover is pressed at the upper opening of the gasket, a pressing ring is movably sleeved at the lower part of the gasket and axially limited by a locking ring, and a sealing ring is arranged between the lower part of the pressing ring and the steel bowl seat;

the edge of an opening in the upper portion of the steel bowl seat extends radially to form an outer flanging, a groove is formed in the joint of the outer flanging and the inner cavity, an accommodating groove is formed in the edge of the lower portion of the compression ring, and an accommodating space of the sealing ring is formed between the accommodating groove and the groove.

As a further improvement, the locking ring is located the clamp ring top, the locking ring with packing ring threaded connection, the corresponding processing of the outer circumference department of packing ring has the external screw thread.

As the utility model discloses further improve, the clamp ring middle part is equipped with the centre bore, be equipped with integrated into one piece's guide block on the centre bore inner wall, axial processing has the guide way on the outer circumference of packing ring, the guide block matches and stretches into in the guide way and can along the guide way slides from top to bottom.

The utility model has the advantages that:

this go up the structural upper cover of bowl group and compress tightly the back with the packing ring, the aluminium opening of packing ring below is corresponding to compress tightly with the bearing in the steel bowl seat along the department, utilize the bearing to rotate, the clamp ring cover is established and is rotated along with the packing ring on the packing ring, and install the sealing washer between clamp ring and steel bowl seat, the high position of this clamp ring can be adjusted and spacing through the locking ring axial, through the degree of compressing tightly of adjusting the relative position regulation sealing washer between clamp ring and the steel bowl seat, the frictional force size between the steel bowl seat when can effectively adjusting the clamp ring rotation, thereby adjust the flexibility ratio when the handlebar turns to, this sealing washer also plays waterproof dirt-proof effect simultaneously.

Drawings

FIG. 1 is an assembly structure view of an upper bowl group with damping of the bicycle of the present invention;

fig. 2 is a sectional view of the steel bowl base 1;

fig. 3 is a cross-sectional view of clamp ring 5;

fig. 4 is a top view of clamp ring 5;

fig. 5 is a top view of the gasket 7.

In the figure: 1. a steel bowl base; 11. an inner cavity; 12. flanging; 13. a groove; 2. a bearing; 3. an aluminum opening; 4. a seal ring; 5. a compression ring; 51. a central bore; 52. a containing groove; 53. a guide block; 6. locking ring; 7. a gasket; 71. an external thread; 72. a guide groove; 8. and (7) covering.

Detailed Description

As shown in fig. 1, the utility model discloses a last bowl group of bicycle with damping, including steel bowl seat 1, install bearing 2 in the inner chamber 11 of steel bowl seat 1, bearing 2 upper portion opening part installation aluminium opening 3, aluminium opening 3 top is equipped with packing ring 7, packing ring 7 upper portion opening part crimping has upper cover 8, packing ring 7 lower part activity cover is equipped with clamp ring 5 and is spacing through locking ring 6 axial, clamp ring 6 is located clamp ring 5 top, clamp ring 6 and packing ring 7 threaded connection, packing ring 7 outer circumference department is correspondingly processed there is external screw thread 71, clamp ring 5 middle part is equipped with centre bore 51, be equipped with integrated into one piece's guide block 53 (see fig. 4) on the centre bore 51 inner wall, axial processing has guide way 72 (see fig. 5) on the packing ring 7 outer circumference, guide block 53 matches and stretches into guide way 72 and can slide from top to bottom along guide way 72, install sealing washer 4 between clamp ring 5 lower part and the steel bowl seat 1;

the edge of the upper opening of the steel bowl seat 1 radially extends to form an outward flange 12, a groove 13 (see fig. 2) is processed at the joint of the outward flange 12 and the inner cavity 11, a containing groove 52 (see fig. 3) is processed at the edge of the lower part of the compression ring 5, and a containing space of the sealing ring 4 is formed between the containing groove 52 and the groove 13.

When in specific use, the utility model is described with the attached drawings for the convenience of understanding;

during assembly, the steel bowl seat is sleeved and supported on the upper part of a front frame tube of a bicycle, a bearing is arranged in an inner cavity of the steel bowl seat, an aluminum opening is arranged on the upper part of the bearing, a gasket sleeved with a compression ring and a locking ring is arranged on the upper part of the aluminum opening, a sealing ring is arranged between the compression ring and the steel bowl seat, and an upper cover is arranged on the upper part of the gasket; form a decurrent pressure to the upper cover behind the locking of bicycle front fork pipe, compress tightly the packing ring behind the upper cover atress, the aluminium opening of packing ring below is corresponding compresses tightly with the bearing in the steel bowl seat along the department, utilize the bearing to rotate, adjust the relative position between clamp ring and the steel bowl seat as required, thereby adjust the degree of compressing tightly of sealing washer, can effectively adjust the clamp ring when rotating and the frictional force size between the steel bowl seat, thereby adjust the handlebar flexibility ratio when turning to.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bicycle takes damped last bowl group which characterized in that: the bearing structure comprises a steel bowl seat (1), wherein a bearing (2) is arranged in an inner cavity (11) of the steel bowl seat (1), an aluminum opening (3) is arranged at an upper opening of the bearing (2), a gasket (7) is arranged above the aluminum opening (3), an upper cover (8) is pressed at the upper opening of the gasket (7), a compression ring (5) is movably sleeved at the lower part of the gasket (7) and axially limited through a locking ring (6), and a sealing ring (4) is arranged between the lower part of the compression ring (5) and the steel bowl seat (1);

the edge of an opening at the upper part of the steel bowl seat (1) radially extends to form an outward flange (12), a groove (13) is machined at the joint of the outward flange (12) and the inner cavity (11), an accommodating groove (52) is machined at the edge of the lower part of the compression ring (5), and an accommodating space of the sealing ring (4) is formed between the accommodating groove (52) and the groove (13).

2. The damped upper bowl set for bicycles of claim 1, wherein: the locking ring (6) is arranged above the compression ring (5), the locking ring (6) is in threaded connection with the gasket (7), and external threads (71) are correspondingly processed on the outer circumference of the gasket (7).

3. A bicycle damped upper bowl set as set forth in claim 1, wherein: the middle part of the compression ring (5) is provided with a center hole (51), the inner wall of the center hole (51) is provided with an integrally formed guide block (53), the outer circumference of the gasket (7) is axially processed with a guide groove (72), and the guide block (53) is matched and extends into the guide groove (72) and can slide up and down along the guide groove (72).