CN211106764U

CN211106764U - Front axle hub convenient to replace for electric bicycle

Info

Publication number: CN211106764U
Application number: CN201921329070.6U
Authority: CN
Inventors: 邵景梅
Original assignee: Tianjin Ruifengtai Metal Products Co ltd
Current assignee: Tianjin Ruifengtai Metal Products Co ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-07-28
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a front axle hub for electric bicycle convenient to change, including the beam barrel, the installing port has been seted up to the one end of beam barrel, the fixed cover in one side of installing port in the outside of beam barrel is equipped with the baffle, the beam barrel is provided with the brake disc through the bearing activity in one side that the installing port was kept away from to the baffle, the fixed base bearing that is provided with in one side of brake disc, the fixed a plurality of fixture blocks that are provided with in the outside of base bearing, the outside activity of beam barrel is provided with the central siphon, be close to one side inside a plurality of draw-in grooves of having seted up of brake disc, the fixture block activity sets up inside the draw-in groove, the opposite side of central siphon passes through bearing and beam barrel swing joint, the outside both ends of central siphon are all fixed and are provided with the small facetted dish, the outside. The utility model discloses simple structure can carry out solitary change to central siphon or brake disc when front axle hub or brake disc take place to damage.

Description

Front axle hub convenient to replace for electric bicycle

Technical Field

The utility model relates to a front axle hub technical field specifically is a front axle hub for electric bicycle convenient to change.

Background

An electric bicycle is a mechatronic personal transportation tool which takes a storage battery as auxiliary energy and is provided with an electric motor, a controller, the storage battery, a rotating handle brake handle and other operating components and a display instrument system on the basis of a common bicycle.

However, the currently used front axle hub for the electric bicycle has the following defects:

1. when the shaft tube or the brake disc of the front shaft hub for the electric bicycle used at present is damaged, the shaft tube and the brake disc are installed together, so that the front shaft hub needs to be completely replaced, and the cost is increased;

2. the front axle hub for the electric bicycle used at present is inconvenient to mount when being mounted, and is troublesome to mount.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric bicycle is with front axle hub convenient to change to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a front axle hub for electric bicycle convenient to change, includes the beam barrel, the installing port has been seted up to the one end of beam barrel, the fixed cover in one side of installing port in the outside of beam barrel is equipped with the baffle, the beam barrel is provided with the brake disc through the bearing activity in one side that the installing port was kept away from to the baffle, the fixed base bearing that is provided with in one side of brake disc, the fixed a plurality of fixture blocks that are provided with in the outside of base bearing, the outside activity of beam barrel is provided with the central siphon, is close to a plurality of draw-in grooves have been seted up to one side inside of brake disc, the fixture block activity sets up inside the draw-in groove, the opposite side of central siphon passes through bearing and beam barrel swing joint, the outside both ends of central siphon are all fixed and are provided with the small.

Preferably, the shaft tube and the small flower disc are movably arranged on the outer side of the shaft roller in a press connection mode.

Preferably, the shaft roller is movably provided with a first hexagonal nut at the other side of the mounting opening through threads.

Preferably, the outside of beam barrel is provided with the second hexagon nut through the screw activity in the one side that fixing nut kept away from the central siphon.

Preferably, the shaft roller is in a square structure inside the mounting opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the brake disc or the shaft tube is damaged, the shaft roller is disassembled, the shaft tube is pulled out through unscrewing the fixing nut and pulling the shaft tube outside the shaft roller, the main bearing is separated from the shaft tube at the moment, and the clamping block is moved out from the inside of the clamping groove, so that the shaft tube or the brake disc can be independently replaced conveniently;

2. the utility model discloses a with the installing port card of seting up on the beam barrel in one side of frame, fix one side of beam barrel through screwing up first hexagon nut, and pass through the opposite side at the frame with the opposite side of beam barrel, can fix the opposite side of beam barrel through screwing up second hexagon screw, make the installation more convenient.

Drawings

FIG. 1 is a schematic view of an overall structure of a front axle hub for an electric bicycle convenient to replace according to the present invention;

FIG. 2 is an enlarged schematic view of the front axle hub of the electric bicycle of the present invention at A in FIG. 1;

fig. 3 is the utility model relates to a fresnel lens structure sketch map of front axle hub for electric bicycle convenient to change.

In the figure: 1. a beam barrel; 2. an installation port; 3. a baffle plate; 4. a brake disc; 5. a main bearing; 6. a clamping block; 7. an axle tube; 8. a card slot; 9. a small flower disc; 10. fixing a nut; 11. a first hexagonal nut; 12. And a second hexagonal nut.

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. 1-3, the present invention provides a technical solution: the utility model provides a front axle hub for electric bicycle convenient to change, including beam barrel 1, installing port 2 has been seted up to the one end of beam barrel 1, the fixed cover in one side of installing port 2 in the outside of beam barrel 1 is equipped with baffle 3, one side that installing port 2 was kept away from at baffle 3 to beam barrel 1 is provided with brake disc 4 through the bearing activity, the fixed base bearing 5 that is provided with in one side of brake disc 4, the fixed a plurality of fixture blocks 6 that are provided with in the outside of base bearing 5, the outside activity of beam barrel 1 is provided with central siphon 7, a plurality of draw-in grooves 8 have been seted up to one side inside near brake disc 4, the activity of fixture block 6 sets up inside draw-in groove 8, bearing and beam barrel 1 swing joint are passed through to the opposite side of central siphon 7, the outside both ends of central siphon 7 are all fixed and are provided with small face plate 9.

The shaft tube 7 and the small disc chuck 9 are movably arranged at the outer side of the shaft roller 1 in a pressing connection mode, so that the stability of the installation of the small disc chuck 9 is guaranteed;

the other side of the shaft roller 1 at the mounting opening 2 is movably provided with a first hexagonal nut 11 through threads for mounting with a frame;

a second hexagonal nut 12 is movably arranged on one side, far away from the axle tube 7, of the fixing nut 10 at the outer side of the axle roller 1 through threads and is used for being installed between the axle roller and a frame;

the shaft roller 1 is of a square structure inside the mounting opening 2, so that the shaft roller 1 is convenient to mount between workshops.

The working principle is as follows: the utility model discloses a through 2 cards of installing port that set up on the beam barrel 1 in one side of frame, fix one side of beam barrel through screwing up first hexagon nut 11, and pass through the opposite side at the frame with the opposite side of beam barrel 1, can fix the opposite side of beam barrel 1 through screwing up second hexagon screw, when brake disc 4 or central siphon 7 take place to damage, through will dismantle down beam barrel 1, through unscrewing fixation nut 10, through pulling down central siphon 7 in the outside of beam barrel 1, main bearing 5 and central siphon 7 separation this moment, and fixture block 6 shifts out from 8 insides of draw-in groove, conveniently carry out solitary change to central siphon 7 or brake disc 4, convenience very.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a front axle hub for electric bicycle convenient to change, includes beam barrel (1), its characterized in that: installing port (2) have been seted up to the one end of beam barrel (1), the outside of beam barrel (1) is equipped with baffle (3) at the fixed cover in one side of installing port (2), one side that installing port (2) were kept away from in baffle (3) in beam barrel (1) is provided with brake disc (4) through the bearing activity, one side of brake disc (4) is fixed and is provided with base bearing (5), the fixed a plurality of fixture blocks (6) that are provided with in outside of base bearing (5), the outside activity of beam barrel (1) is provided with central siphon (7), is close to a plurality of draw-in grooves (8) have been seted up to one side inside of brake disc (4), fixture block (6) activity sets up inside draw-in groove (8), the opposite side of central siphon (7) passes through bearing and beam barrel (1) swing joint, the outside both ends of central siphon (7) are all fixed and are provided with floret (9), the outside of central siphon (7) is kept away from one side of baffle (3) A retaining nut (10) is provided.

2. The front hub for electric bicycle easy to replace of claim 1, wherein: the shaft tube (7) and the small flower disc (9) are movably arranged on the outer side of the shaft roller (1) in a pressing mode.

3. The front hub for electric bicycle easy to replace of claim 1, wherein: the other side of the shaft roller (1) at the mounting opening (2) is movably provided with a first hexagonal nut (11) through threads.

4. The front hub for electric bicycle easy to replace of claim 1, wherein: and a second hexagonal nut (12) is movably arranged on one side, far away from the shaft tube (7), of the fixing nut (10) on the outer side of the shaft roller (1) through threads.

5. The front hub for electric bicycle easy to replace of claim 1, wherein: the shaft roller (1) is in a square structure in the mounting opening (2).