CN204573016U

CN204573016U - A kind of belt wheel of duplex bearing

Info

Publication number: CN204573016U
Application number: CN201520232653.2U
Authority: CN
Inventors: 胡立波
Original assignee: ZHEJIANG TONGTAI BEARING Co Ltd
Current assignee: ZHEJIANG TONGTAI BEARING Co Ltd
Priority date: 2015-04-17
Filing date: 2015-04-17
Publication date: 2015-08-19
Anticipated expiration: 2025-04-17

Abstract

The utility model relates to mechanical equipment technical field, particularly relates to a kind of belt wheel of duplex bearing; The belt wheel of duplex bearing of the present utility model, comprise interior mounting cylinder, also comprise the clutch shaft bearing in the outside being arranged at described interior mounting cylinder, the second bearing, clamp device, be sheathed on described clamp device outside and be pressed in seal ring on the end face of described second bearing, be sheathed on the main supporting wheel in the outside of described clutch shaft bearing and described second bearing and be arranged at the end cap of the one end away from described clamp device of described main supporting wheel; The structure of described clutch shaft bearing is consistent with the structure of described second bearing; The belt wheel bearing capacity of duplex bearing of the present utility model is strong, and transmission efficiency is high.

Description

A kind of belt wheel of duplex bearing

Technical field

The utility model relates to mechanical equipment technical field, particularly relates to a kind of belt wheel of duplex bearing.

Background technique

Belt pulley is mainly used in the occasion of Long Distant Transmit power, the such as output of miniature diesel mechanomotive force, agricultural vehicle, tractor, automobile, mining machinery, machining equipment, textile manufacturing machine, package packing machine, lathe and forging bed, the transmission of some fraction horsepower motorcycle powers, the transmission of farm machinery power, air compressor, retarder, speed reducer, generator, Gins etc.Belt pulley is normal arranges in pairs or groups with bearing, of many uses, is applicable at a high speed even and the operation of high speed.But traditional belt pulley bearing capacity is poor, is not durable, easily damages under heavy loads; Further, traditional pulley drive inefficiency.

Model utility content

The purpose of this utility model is to provide a kind of belt wheel of duplex bearing, solves traditional belt pulley bearing capacity weak, the problem that transmission efficiency is low.

The technological scheme that the utility model adopts for its technical problem of solution is:

A kind of belt wheel of duplex bearing, comprise interior mounting cylinder, also comprise the clutch shaft bearing in the outside being arranged at described interior mounting cylinder, be arranged at the outside of described interior mounting cylinder the second bearing, be sheathed on described interior mounting cylinder outside and be pressed in clamp device on the end face of described second bearing, be sheathed on the outside of described clamp device and be pressed in seal ring on the end face of described second bearing, be sheathed on the main supporting wheel in the outside of described clutch shaft bearing and described second bearing and be arranged at the end cap of the one end away from described clamp device of described main supporting wheel; The structure of described clutch shaft bearing is consistent with the structure of described second bearing.

Wherein, described main supporting wheel comprises outer cylinder body, axis along described outer cylinder body is arranged in the inner barrel in described outer cylinder body, radial direction along described outer cylinder body is arranged at the first dunnage between described outer cylinder body and described inner barrel, be arranged at the second dunnage between described outer cylinder body and described inner barrel, be arranged at the pressure head of one end of described inner barrel, the shackle member of the other end of inner barrel is stated described in being arranged at, radial convex along described inner barrel is located at the dividing plate on the inwall of described inner barrel, recessed the first installation annular groove and second on the inwall of described inner barrel installs annular groove.

Wherein, described first installation annular groove and described two installs the both sides that annular grooves are arranged at described dividing plate respectively; The sidewall of the both sides of described dividing plate is curved surface; Described clutch shaft bearing and described second is installed annular groove and is adapted; Described second bearing and described first is installed annular groove and is adapted; The outer wall of described pressure head is sphere; The first buckling groove is formed between described shackle member and the outer wall of described inner barrel.

Wherein, the described clutch shaft bearing Sealing that comprises bearing inner race, be sheathed on the bearing outer ring in the outside of described bearing inner race, be arranged at roller between described bearing inner race and described bearing outer ring, be arranged at the fixed block on described roller and be arranged between described bearing inner race and described bearing outer ring.

Wherein, be equipped with the first installation cavity in described fixed block, described first installation cavity and described roller adapt; The outer wall of described fixed block is curved surface; Described Sealing comprises the first supporting foot being arranged at its one end; Described first supporting foot comprises the first dunnage and the second dunnage; Described first dunnage and described second dunnage angle are θ; Described θ >=30 °, and described θ≤70 °; Concave side wall in described bearing inner race is provided with the first support slot, and described first support slot and described first supporting foot adapt; Outer edge in described bearing outer ring is provided with the first rounding, and described first rounding and described dividing plate adapt.

Wherein, described clamp device comprises the first compression step being arranged at its edge, and described first compression step and described pressure head adapt; Described end cap comprises main lid and is arranged at the link of side of described main lid; In described link, be arranged with the first clamping slot, described first clamping slot and described shackle member adapt.

The utility model has the advantage of:

The belt wheel of duplex bearing of the present utility model, comprise interior mounting cylinder, also comprise the clutch shaft bearing in the outside being arranged at described interior mounting cylinder, be arranged at the outside of described interior mounting cylinder the second bearing, be sheathed on described interior mounting cylinder outside and be pressed in clamp device on the end face of described second bearing, be sheathed on the outside of described clamp device and be pressed in seal ring on the end face of described second bearing, be sheathed on the main supporting wheel in the outside of described clutch shaft bearing and described second bearing and be arranged at the end cap of the one end away from described clamp device of described main supporting wheel; The structure of described clutch shaft bearing is consistent with the structure of described second bearing; The belt wheel bearing capacity of duplex bearing of the present utility model is strong, and transmission efficiency is high.

Accompanying drawing explanation

Fig. 1 is the plan view of the belt wheel of duplex bearing of the present utility model.

Fig. 2 is the sectional view of main supporting wheel of the present utility model.

Fig. 3 is the sectional view of clutch shaft bearing of the present utility model.

1-end cap; 2-clutch shaft bearing; 21-bearing outer ring; 22-roller; 23-fixed block; 24-Sealing; 25-bearing inner race; The main supporting wheel of 3-; 31-outer cylinder body; 32-first dunnage; 33-second dunnage; 34-inner barrel; 35-pressure head; 36-first installs annular groove; 37-dividing plate; 38-second installs annular groove; 39-shackle member; 4-second bearing; 5-seal ring; 6-clamp device; Mounting cylinder in 7-.

Embodiment

The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with diagram and specific embodiment, setting forth the utility model further.

The belt wheel of composition graphs 1 to Fig. 3 to duplex bearing of the present utility model is described in detail.

The belt wheel of duplex bearing of the present utility model, comprise interior mounting cylinder 7, also comprise the clutch shaft bearing 2 in the outside being arranged at described interior mounting cylinder 7, be arranged at second bearing 4 in the outside of described interior mounting cylinder 7, be sheathed on the outside of described interior mounting cylinder 7 and the clamp device 6 be pressed on the end face of described second bearing 4, be sheathed on the outside of described clamp device 6 and the seal ring 5 be pressed on the end face of described second bearing 4, the end cap 1 of the main supporting wheel 3 being sheathed on the outside of described clutch shaft bearing 2 and described second bearing 4 and the one end away from described clamp device 6 being arranged at described main supporting wheel 3, the structure of described clutch shaft bearing 2 is consistent with the structure of described second bearing 4.

Described main supporting wheel 3 comprises outer cylinder body 31, axis along described outer cylinder body 31 is arranged in the inner barrel 34 in described outer cylinder body 31, radial direction along described outer cylinder body 31 is arranged at the first dunnage 32 between described outer cylinder body 31 and described inner barrel 34, be arranged at the second dunnage 33 between described outer cylinder body 31 and described inner barrel 34, be arranged at the pressure head 35 of one end of described inner barrel 34, the shackle member 39 of the other end of inner barrel 34 is stated described in being arranged at, radial convex along described inner barrel 34 is located at the dividing plate 37 on the inwall of described inner barrel 34, recessed the first installation annular groove 36 and second on the inwall of described inner barrel 34 installs annular groove 38.

Described first installs annular groove 36 and described two installs the both sides that annular groove 38 is arranged at described dividing plate 37 respectively; The sidewall of the both sides of described dividing plate 37 is curved surface; Described clutch shaft bearing 2 and described second is installed annular groove 38 and is adapted; Described second bearing 4 and described first is installed annular groove 36 and is adapted; The outer wall of described pressure head 35 is sphere; The first buckling groove is formed between described shackle member 39 and the outer wall of described inner barrel 34.

The Sealing 24 that described clutch shaft bearing 2 comprises bearing inner race 25, be sheathed on the bearing outer ring 21 in the outside of described bearing inner race 25, be arranged at roller 22 between described bearing inner race 25 and described bearing outer ring 21, be arranged at the fixed block 23 on described roller 22 and be arranged between described bearing inner race 25 and described bearing outer ring 21.

In described fixed block 23, be equipped with the first installation cavity, described first installation cavity and described roller 22 adapt; The outer wall of described fixed block 23 is curved surface; Described Sealing 24 comprises the first supporting foot being arranged at its one end; Described first supporting foot comprises the first dunnage and the second dunnage; Described first dunnage and described second dunnage angle are θ; Described θ >=30 °, and described θ≤70 °; Concave side wall in described bearing inner race 25 is provided with the first support slot, and described first support slot and described first supporting foot adapt; Outer edge in described bearing outer ring 21 is provided with the first rounding, and described first rounding and described dividing plate 37 adapt.

Described clamp device 6 comprises the first compression step being arranged at its edge, and described first compression step and described pressure head 35 adapt; Described end cap 1 comprises main lid and is arranged at the link of side of described main lid; In described link, be arranged with the first clamping slot, described first clamping slot and described shackle member 39 adapt.

More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. the belt wheel of a duplex bearing, comprise interior mounting cylinder (7), it is characterized in that: the clutch shaft bearing (2) also comprising the outside being arranged at described interior mounting cylinder (7), be arranged at second bearing (4) in the outside of described interior mounting cylinder (7), be sheathed on the outside of described interior mounting cylinder (7) and the clamp device (6) be pressed on the end face of described second bearing (4), be sheathed on the outside of described clamp device (6) and the seal ring (5) be pressed on the end face of described second bearing (4), the end cap (1) of the main supporting wheel (3) being sheathed on the outside of described clutch shaft bearing (2) and described second bearing (4) and the one end away from described clamp device (6) being arranged at described main supporting wheel (3), the structure of described clutch shaft bearing (2) is consistent with the structure of described second bearing (4).

2. the belt wheel of a kind of duplex bearing according to claim 1, it is characterized in that: described main supporting wheel (3) comprises outer cylinder body (31), axis along described outer cylinder body (31) is arranged in the inner barrel (34) in described outer cylinder body (31), radial direction along described outer cylinder body (31) is arranged at the first dunnage (32) between described outer cylinder body (31) and described inner barrel (34), be arranged at the second dunnage (33) between described outer cylinder body (31) and described inner barrel (34), be arranged at the pressure head (35) of one end of described inner barrel (34), the shackle member (39) of the other end of inner barrel (34) is stated described in being arranged at, radial convex along described inner barrel (34) is located at the dividing plate (37) on the inwall of described inner barrel (34), annular groove (38) is installed in recessed the first installation annular groove (36) and second on the inwall of described inner barrel (34).

3. the belt wheel of a kind of duplex bearing according to claim 2, is characterized in that: described first installs annular groove (36) and described two installs the both sides that annular groove (38) is arranged at described dividing plate (37) respectively; The sidewall of the both sides of described dividing plate (37) is curved surface; Described clutch shaft bearing (2) and described second is installed annular groove (38) and is adapted; Described second bearing (4) and described first is installed annular groove (36) and is adapted; The outer wall of described pressure head (35) is sphere; The first buckling groove is formed between described shackle member (39) and the outer wall of described inner barrel (34).

4. the belt wheel of a kind of duplex bearing according to claim 3, is characterized in that: described clutch shaft bearing (2) comprises bearing inner race (25), the Sealing (24) that is sheathed on the bearing outer ring (21) in the outside of described bearing inner race (25), is arranged at roller (22) between described bearing inner race (25) and described bearing outer ring (21), is arranged at the fixed block (23) on described roller (22) and is arranged between described bearing inner race (25) and described bearing outer ring (21).

5. according to the belt wheel of a kind of duplex bearing according to claim 4, it is characterized in that: in described fixed block (23), be equipped with the first installation cavity, described first installation cavity and described roller (22) adapt; The outer wall of described fixed block (23) is curved surface; Described Sealing (24) comprises the first supporting foot being arranged at its one end; Described first supporting foot comprises the first dunnage and the second dunnage; Described first dunnage and described second dunnage angle are θ; Described θ >=30 °, and described θ≤70 °; Concave side wall in described bearing inner race (25) is provided with the first support slot, and described first support slot and described first supporting foot adapt; Outer edge in described bearing outer ring (21) is provided with the first rounding, and described first rounding and described dividing plate (37) adapt.

6. according to the belt wheel of a kind of duplex bearing according to claim 5, it is characterized in that: described clamp device (6) comprises the first compression step being arranged at its edge, and described first compression step and described pressure head (35) adapt; Described end cap (1) comprises main lid and is arranged at the link of side of described main lid; In described link, be arranged with the first clamping slot, described first clamping slot and described shackle member (39) adapt.