CN210553952U

CN210553952U - Integrative rear wheel of pellin tower base

Info

Publication number: CN210553952U
Application number: CN201921568566.9U
Authority: CN
Inventors: 陈裕明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-19
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses an integrative rear wheel of bearing tower of bearing of: include by the die casting back wheelset of an organic whole, strengthen the bulk strength and the bearing capacity of back wheelset, the back wheelset includes flower-drum, spoke and rim, be equipped with the transmission assembly of the peylin column foot formula in the flower-drum, the flower-drum is equipped with the second extension section that is used for driven first extension section and is used for the brake to slow down, first extension section inner chamber is equipped with the base that is used for assembling transmission assembly, the multistage cascaded distribution of base is at first extension section inner chamber, optimizes the transmission structure of flower-drum, makes things convenient for transmission assembly's installation to dismantle. And a gear sleeve which forms a one-way ratchet mechanism with the transmission assembly is arranged in the base. By adopting the embedded type bearing capacity of the rear wheel set and the rolling structure of the tetrapyrin, the bearing capacity of the rear wheel set is increased, the rolling resistance is reduced, the diameter of the peyrin tower base flywheel is small, the riding speed is high, and the transmission energy efficiency is high.

Description

Integrative rear wheel of pellin tower base

Technical Field

The utility model belongs to the technical field of bicycle, electric motor car and specifically relates to an integrative rear wheel of bearing tower of bearing of.

Background

The existing bicycle and electric vehicle wheels generally keep the circular motion of the wheels through a plurality of annularly distributed spokes, although the weight is light, the overall strength of the wheels is weak, the wheels are easy to distort and deform, the wheels need to be frequently corrected, disassembled and replaced circumferentially, waste is caused, the installation amount of the spokes is large, the installation steps are complicated, and the production is not facilitated; the existing integrated rear wheel can solve the problem of insufficient strength, but an external rotation type flywheel is generally adopted. The outward rotating type flywheel rotates through the scattered ball bearing, the bearing capacity is poor, the diameter of the outward rotating type flywheel is large, labor is saved, and the speed is slow.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an integrative rear wheel of bearing tower of bearing of.

The utility model provides a technical scheme that its technical problem adopted is: integrative rear wheel of pellittoral tower base, wherein: include the back wheelset that becomes an organic whole by the die casting, back wheelset includes flower-drum, spoke and rim, be equipped with the transmission assembly of the peylin column footing formula in the flower-drum, the flower-drum is equipped with the second extension section that is used for driven first extension section and is used for the brake to slow down, first extension section inner chamber is equipped with the base that is used for assembling transmission assembly, the multistage cascaded distribution of base is at first extension section inner chamber, be equipped with the tooth cover that constitutes one-way ratchet with transmission assembly in the base.

Wherein: the base comprises a first annular groove seat, a second annular groove seat and a third annular groove seat, wherein the first annular groove seat is communicated with the inner cavity of the hub, the inner diameter of the first annular groove seat is larger than that of the hub, the second annular groove seat is larger than that of the first annular groove seat, and the third annular groove seat is larger than that of the second annular groove seat.

Wherein: the gear sleeve is arranged in the second annular groove seat by adopting a threaded fixing method, and the inner wall of the second annular groove seat is provided with an internal thread which is in threaded fit with the gear sleeve.

Wherein: the transmission assembly comprises a main shaft penetrating through the flower drum, a plurality of bearings and a bearing tower base flywheel in transition fit with the third annular groove seat.

Wherein: the bacon tower footing flywheel comprises a tower footing shell and a bacon arranged inside the tower footing shell, wherein the flywheel which is processed into a whole with the tower footing shell is arranged at the head end of the tower footing shell, a protruding ring platform which is in clearance fit with a third annular groove seat is arranged in the middle of the tower footing shell of the bacon tower footing flywheel, a sealing ring is arranged below the protruding ring platform, and an elastic pawl which forms a one-way ratchet mechanism with a gear sleeve is arranged at the tail end of the bacon tower footing flywheel.

Wherein: the inner wall of the gear sleeve is provided with an oblique ratchet matched with the elastic pawl.

Wherein: and a bushing is arranged between the bearing tower base flywheel and the main shaft.

Wherein: and a fixed seat for fixing the brake disc is arranged on the periphery of the second extension section.

Wherein: and a fourth annular groove seat for assembling the bearing is arranged in the inner cavity of the second extension section.

The utility model has the advantages that: the rim, the spoke and the hub are die-cast into an integral rear wheel set through a die, so that the overall strength and the bearing capacity of the rear wheel set are enhanced; the spoke replaces the traditional spoke, so that the production and assembly time is reduced, the mass production is facilitated, the consumer does not need to correct the circumference and deflection of the rear wheel set, and the use by the consumer is facilitated; in the first extension sections distributed in a multistage and stepped manner on the base, the transmission structure of the hub is optimized, and the transmission assembly is convenient to mount and dismount; by adopting the embedded type bearing capacity of the rear wheel set and the rolling structure of the tetrapyrin, the bearing capacity of the rear wheel set is increased, the rolling resistance is reduced, the diameter of the peyrin tower base flywheel is small, the riding speed is high, and the transmission energy efficiency is high.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the assembly of the hub and drive assembly of the present invention;

FIG. 3 is a schematic cross-sectional view of a hub according to the present invention;

FIG. 4 is a schematic view of the structure of the Pierin tower-based flywheel of the present invention;

fig. 5 is a schematic view of the gear sleeve and the peyline tower footing flywheel of the present invention.

Detailed Description

Referring to fig. 1 to 5, the present invention is implemented as follows: the integrative rear wheel of pellin tower base, including die-casting into an organic whole rear wheel group 1 by the mould, rear wheel group 1 includes flower-drum 2, spoke 3 and rim 4. The wheel rim 4, the spoke 3 and the hub 2 are die-cast into the integrated rear wheel set 1 through a die, so that the whole strength is high, the anti-distortion capability is strong, and the wheel set is not easy to deform. Replace traditional spoke through spoke 3, reduce the time of production assembly, do benefit to manufacturer's volume production, and the consumer need not do the circumference to the rear wheel group and rectify, make things convenient for the consumer to use. Further, a pellin tower-based transmission assembly 5 is arranged in the hub 2, as shown in fig. 2, the hub 2 is provided with a first extension section 21 for transmission and a second extension section 22 for braking and speed reduction, a base 23 for assembling the transmission assembly 5 is arranged in an inner cavity of the first extension section 21, and a fixing seat 6 for fixing a brake disc is arranged on the periphery of the second extension section 22. A gear sleeve 24 which forms a one-way ratchet mechanism with the transmission assembly 5 is arranged in the base 23. Specifically, as shown in fig. 3, the base 23 is distributed in a multi-step manner in the inner cavity of the first extension section 21. The base 23 comprises a first annular groove seat 25 which is communicated with the inner cavity of the flower drum 2 and has an inner diameter larger than that of the flower drum 2, a second annular groove seat 26 which has an inner diameter larger than that of the first annular groove seat 25, and a third annular groove seat 27 which has an inner diameter larger than that of the second annular groove seat 26. The inner cavity of the second extension segment 22 is provided with a fourth annular groove seat 30. Wherein, the transmission assembly 5 comprises a main shaft 51 penetrating through the hub 2, a plurality of bearings 52 and a bearing flywheel 53 in transition fit with the third annular groove seat 27. In particular, the first annular housing 25, the fourth annular housing 30 are used for assembling the pellin 52, and the second annular housing 26 is used for assembling the tooth socket 24.

Further, the gear sleeve 24 is arranged in the second annular groove seat 26 by adopting a threaded fixing method, and the inner wall of the second annular groove seat 26 is provided with an internal thread 28 which is in threaded fit with the gear sleeve 24.

Further, as shown in fig. 2 and 4, the pellittoral flywheel 53 is embedded in the gear sleeve 24 and is in transition fit with the third annular groove seat 27. The pellin foundation flywheel 53 includes a foundation shell 54 and a pellin 52 disposed inside the foundation shell 54. The head end of the tower footing shell 54 is provided with a flywheel 56 which is integrally processed with the tower footing shell 54. The pellin tower-based flywheel 53 is provided with a raised annular table 57 in clearance fit with the third annular groove seat 27 in the middle of the tower-based shell 54, a sealing ring 58 in interference fit with the third annular groove seat 27 is arranged below the raised annular table 57, and the tail end of the pellin tower-based flywheel 53 is provided with an elastic pawl 59 forming a one-way ratchet mechanism with the gear sleeve 24. Further, the inner wall of the gear sleeve 24 is provided with an inclined ratchet 60 matched with the elastic pawl 59, so that the inclined ratchet and the pellin tower base flywheel 53 form a one-way ratchet mechanism, and one-way transmission of the rear wheel set 1 is guaranteed. By adopting the embedded pellin tower footing flywheel 53, the bearing capacity of the rear wheel set 1 is increased, the rolling resistance is reduced, the diameter of the pellin tower footing flywheel 53 is small, the riding speed is high, and the transmission energy efficiency is high.

Further, a bushing 60 is arranged between the pellittoral flywheel 53 and the main shaft 51. As shown in fig. 2, a bushing 60 is arranged between the main shafts 51 in the inner cavity at the tail end of the pellin tower-based flywheel 53, the assembly clearance is reduced and eliminated through the bushing 60, the abrasion of the main shafts 51 and the pellin tower-based flywheel 53 is reduced, only the bushing 60 needs to be replaced during maintenance, and the maintenance cost is reduced.

The utility model discloses in: the rim 4, the spoke 3 and the hub 2 are die-cast into an integral rear wheel set 1 through a die, so that the overall strength and the bearing capacity of the rear wheel set 1 are enhanced; the spoke 3 replaces the traditional spoke, the production and assembly time is reduced, the mass production is facilitated, the consumer does not need to correct the circumference and deflection of the rear wheel set 1, and the use of the consumer is facilitated; in the first extension sections 21 distributed in a multistage and stepped manner on the base 23, the transmission structure of the hub 2 is optimized, and the transmission assembly 5 is convenient to mount and dismount; by adopting the embedded type bearing capacity of the rear wheel set 1 and the rolling structure of the tetrapyrin, the bearing capacity of the rear wheel set is increased, the rolling resistance is reduced, the diameter of the pilin tower footing flywheel 53 is small, the riding speed is high, and the transmission energy efficiency is high.

Claims

1. Integrative rear wheel of pellin tower base, its characterized in that: including die-casting back wheelset (1) as an organic whole by the mould, back wheelset (1) is including flower-drum (2), spoke (3) and rim (4), be equipped with transmission assembly (5) of bearing tower formula of bearing in the flower-drum (2), flower-drum (2) are equipped with and are used for driven first extension section (21) and are used for the second extension section (22) that the brake slows down, first extension section (21) inner chamber is equipped with base (23) that are used for assembling transmission assembly (5), base (23) multistage cascaded distribution is at first extension section (21) inner chamber, be equipped with in base (23) and constitute one-way ratchet's tooth cover (24) with transmission assembly (5).

2. The pellittoral foundation integral rear wheel according to claim 1, wherein: the base (23) comprises a first annular groove seat (25) which is communicated with the inner cavity of the hub (2) and the inner diameter of which is larger than that of the hub (2), a second annular groove seat (26) the inner diameter of which is larger than that of the first annular groove seat (25), and a third annular groove seat (27) the inner diameter of which is larger than that of the second annular groove seat (26).

3. The pellittoral foundation integral rear wheel according to claim 2, wherein: the gear sleeve (24) is arranged in a second annular groove seat (26) by adopting a threaded fixing method, and an internal thread (28) which is in threaded fit with the gear sleeve (24) is arranged on the inner wall of the second annular groove seat (26).

4. The pellittoral foundation integral rear wheel according to claim 2, wherein: the transmission assembly (5) comprises a main shaft (51) penetrating through the flower drum (2), a plurality of bearings (52) and a bearing tower flywheel (53) in transition fit with the third annular groove seat (27).

5. The pellittoral foundation integral rear wheel according to claim 4, wherein: the bearing tower footing flywheel (53) comprises a tower footing shell (54) and a bearing (52) arranged inside the tower footing shell (54), wherein the flywheel (56) which is processed into a whole with the tower footing shell (54) is arranged at the head end of the tower footing shell (54), a protruding ring table (57) which is in clearance fit with the third ring groove seat (27) is arranged in the middle of the tower footing shell (54) of the bearing tower footing flywheel (53), a sealing ring (58) is arranged below the protruding ring table (57), and an elastic pawl (59) which forms a one-way ratchet mechanism with the gear sleeve (24) is arranged at the tail end of the bearing tower footing flywheel (53).

6. The pellittoral foundation integral rear wheel according to claim 5, wherein: the inner wall of the gear sleeve (24) is provided with an oblique ratchet (29) matched with the elastic pawl (59).

7. The pellittoral foundation integral rear wheel according to claim 4, wherein: and a bushing (60) is arranged between the pellittoral tower base flywheel (53) and the main shaft (51).

8. The pellittoral foundation integral rear wheel according to claim 1, wherein: and a fixing seat (6) for fixing the brake disc is arranged on the periphery of the second extension section (22).

9. The pellittoral foundation integral rear wheel according to claim 1, wherein: and a fourth annular groove seat (30) for assembling the bearing (52) is arranged in the inner cavity of the second extension section (22).