CN206953888U - Double dish exchange wheel hub and vehicle - Google Patents

Abstract

The utility model provides a kind of double dish and exchanges wheel hub and vehicle, belongs to hub technology field.Double dish, which exchange wheel hub, includes bearing chamber pipe sleeve, bearing is provided with bearing chamber pipe sleeve, the centre of bearing chamber pipe sleeve is provided with wheel fixed disk, and the both ends of bearing chamber pipe sleeve are also separately installed with the first disk brake fixed disk and the second disk brake fixed disk.This pair of dish exchanges wheel hub can be by the way that in the both ends of bearing chamber pipe sleeve installation disk brake fixed disk, brake, stress be braked simultaneously at both ends, and whole brake process is steady, does not shake, and braking strength is improved, and braking effect is preferable, effectively increases its security.This is reasonable in design, and market application potential is huge.Vehicle includes double dish and exchanges wheel hub, and it has the repertoire that this pair of dish exchanges wheel hub.

Description

Double dish exchange wheel hub and vehicle

The cross reference of related application

It is 2017200509190 this application claims the priority number on 01 22nd, 2017 submission Patent Office of the People's Republic of China, name Referred to as the priority of the Chinese patent application of " double dish exchange wheel hubs ", entire contents are hereby incorporated by reference in the application.

Technical field

Hub technology field is the utility model is related to, wheel hub and vehicle are exchanged in particular to a kind of double dish.

Background technology

The exchange wheel hub used on powered tricycle (cart) in the market is a kind of common transmission device, It only has the interchange reaction of front and back wheel, does not possess skidding function, it is easy to causes to wait unsafe factor to lose control of one's vehicle. For this, the present inventor has invented " disc brake exchange wheel hub ", has applied for patent to State Intellectual Property Office on December 31st, 2015, And it is patentable on May 25th, 2016, Patent No.：201521140751.x.

Inventor has found that disc brake exchanges wheel hub and at least had the following disadvantages in use under study for action：

Easily shake；

Braking strength deficiency, braking effect are poor.

Utility model content

The purpose of this utility model is the provision of a kind of double dish and exchanges wheel hub, improves the deficiencies in the prior art, it can By the way that in the both ends of bearing chamber pipe sleeve installation disk brake fixed disk, brake, stress is braked simultaneously at both ends, entirely braked Cheng Pingwen, do not shake, braking strength is improved, and braking effect is preferable, effectively increases its security.The structure design is closed Reason, market application potential are huge.

Another object of the present utility model is the provision of a kind of vehicle, and it includes double dish mentioned above and exchanges wheel hub, It has the repertoire that this pair of dish exchanges wheel hub.

What embodiment of the present utility model was realized in：

Embodiment of the present utility model provides a kind of double dish and exchanges wheel hub, and it includes bearing chamber pipe sleeve, bearing chamber pipe sleeve Bearing is inside installed, the centre of bearing chamber pipe sleeve is provided with wheel fixed disk, and the both ends of bearing chamber pipe sleeve are also separately installed with One disk brake fixed disk and the second disk brake fixed disk.

It can be braked specifically, this pair of dish exchanges wheel hub by installing disk brake fixed disk at the both ends of bearing chamber pipe sleeve When both ends simultaneously stress braked, whole brake process is steady, does not shake, and braking strength is improved, and braking effect is preferable, Effectively increase its security.This is reasonable in design, and market application potential is huge.

Optionally, the first disk brake fixed disk and/or the second disk brake fixed disk are removably connected to bearing chamber pipe sleeve.

Optionally, one end of bearing chamber pipe sleeve is provided with external screw thread, and the first disk brake fixed disk and/or the second disk brake are consolidated Price fixing has the internal thread coordinated with external screw thread.

Optionally, double dish, which exchange wheel hub, also includes fixture, and the first disk brake fixed disk offers fixing hole, fixing hole edge First disk brake fixed disk extends radially through the first disk brake fixed disk, and fixture is slidably arranged in fixing hole, fixture Bearing chamber pipe sleeve can be abutted and the first disk brake fixed disk is relatively fixed with bearing chamber pipe sleeve.

Optionally, bearing chamber pipe sleeve offers fixing groove, and fixing groove is axially extending along bearing chamber pipe sleeve, and the one of fixture End can extend into fixing groove and the first disk brake fixed disk is relatively fixed with bearing chamber pipe sleeve.

Optionally, the first disk brake fixed disk offers multiple the first holes for being used to install disk brake, multiple first holes edge First disk brake fixed disk it is circumferentially distributed.

Optionally, the outwardly formation journal stirrup in the edge of the first disk brake fixed disk, the quantity of journal stirrup and the number in the first hole Measure identical and correspond, the first hole position is on journal stirrup.

Optionally, the side of the first disk brake fixed disk is provided with the clamping platform of protrusion, and clamping platform is consolidated along the first disk brake Price fixing circumferentially distributed and for fixing disk brake.

Optionally, one end of bearing chamber pipe sleeve is preset with the mounting groove for installing speed counting device.

Optionally, the first disk brake fixed disk and/or the second disk brake fixed disk are integrally formed with bearing chamber pipe sleeve.

Optionally, one end of bearing chamber pipe sleeve has end, and end set has multiple the second holes for being used to install disk brake, Multiple second holes form the first disk brake fixed disk or the second disk brake fixed disk along the circumferentially distributed of bearing chamber pipe sleeve, end.

Embodiment of the present utility model additionally provides a kind of vehicle, and it includes double dish mentioned above and exchanges wheel hub, and it has There is the repertoire that this pair of dish exchanges wheel hub.

Compared with prior art, the beneficial effect of the utility model embodiment is：

In summary, this pair of dish exchanges wheel hub and can stopped by installing disk brake fixed disk at the both ends of bearing chamber pipe sleeve During car both ends simultaneously stress braked, whole brake process is steady, does not shake, and braking strength is improved, braking effect compared with It is good, effectively increase its security.This is reasonable in design, and market application potential is huge.

Brief description of the drawings

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 is that the structure that the first double dish that the utility model embodiment 1 provides are exchanged under the first visual angle of wheel hub is shown It is intended to；

Fig. 2 is that the structure that the first double dish that the utility model embodiment 1 provides are exchanged under second of visual angle of wheel hub is shown It is intended to；

Fig. 3 is that the first double dish that the utility model embodiment 1 provides exchange disk brake fixed disk and fixture in wheel hub Structural representation；

Fig. 4 is that the structure that the first double dish that the utility model embodiment 1 provides are exchanged under the third visual angle of wheel hub is shown It is intended to；

Fig. 5 is the structural representation that the second pair of dish that the utility model embodiment 1 provides exchanges wheel hub；

Fig. 6 is that the structure that the third pair of dish that the utility model embodiment 2 provides is exchanged under the first visual angle of wheel hub is shown It is intended to；

Fig. 7 is that the structure that the third pair of dish that the utility model embodiment 2 provides is exchanged under second of visual angle of wheel hub is shown It is intended to；

Fig. 8 is that the structure that the 4th kind of double dish that the utility model embodiment 3 provides are exchanged under the first visual angle of wheel hub is shown It is intended to；

Fig. 9 is that the structure that the 4th kind of double dish that the utility model embodiment 3 provides are exchanged under second of visual angle of wheel hub is shown It is intended to；

Figure 10 is that the 4th kind of double dish exchange wheel hubs that the utility model embodiment 3 provides install the structural representation after bolt Figure；

Figure 11 is that the 4th kind of double dish exchange wheel hubs shown in Figure 10 install the structural representation after nut；

Figure 12 is that the 4th kind of double dish exchange wheel hubs shown in Figure 11 install the structural representation after disk brake；

Figure 13 is that the 4th kind of double dish exchange wheel hubs shown in Figure 12 install the structural representation after meter speed wheel；

Figure 14 is the structural representation that the bearing chamber catheter end shown in Figure 13 coordinates with meter speed wheel.

Icon：1- bearings；2- bearing chamber pipe sleeves；3- wheel fixed disks；4- wheel fixing holes；5- disk brake fixing holes；6- Disk brake fixed disk；7- external screw threads；8- fixing holes；9- fixing grooves；10- fixtures；11- internal threads；12- clamping platforms；13- is installed Groove.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.

Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.

, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", "left", "right", The orientation or position relationship of the instructions such as " interior ", " outer " be based on orientation shown in the drawings or position relationship, or practicality newly Type product using when the orientation usually put or position relationship, be for only for ease of description the utility model and simplify and describe, and It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore It is not intended that to limitation of the present utility model.

In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important Property.

In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " installation ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Embodiment 1

Fig. 1 and Fig. 2 are refer to, a kind of double dish is present embodiments provided and exchanges wheel hub, it includes bearing chamber pipe sleeve 2, bearing Bearing 1 is installed, the centre of bearing chamber pipe sleeve 2 is provided with wheel fixed disk 3, and the both ends of bearing chamber pipe sleeve 2 are also divided in room pipe sleeve 2 First disk brake fixed disk and the second disk brake fixed disk are not installed.

Explanation is needed exist for, the quantity of the disk brake fixed disk 6 is two, is separately mounted to bearing chamber pipe sleeve 2 Both ends.It is described with the relative position in Fig. 1, the disk brake fixed disk 6 in left side is the first disk brake fixed disk, the disc brake on right side Disk fixed disk 6 is the second disk brake fixed disk.

Need exist for explaining, the structure of the first disk brake fixed disk and the second disk brake fixed disk can be with identical It can differ.Mainly the first disk brake fixed disk is introduced herein, when the second disk brake fixed disk structure select and When first disk brake fixed disk is identical, the structure of the second disk brake fixed disk may be referred to the first disk brake fixed disk.

Explanation is needed exist for, disk brake is referred to as disc brake sheet, or also has other names.

It can be stopped specifically, this pair of dish exchanges wheel hub by installing disk brake fixed disk 6 at the both ends of bearing chamber pipe sleeve 2 During car both ends simultaneously stress braked, whole brake process is steady, does not shake, and braking strength is improved, braking effect compared with It is good, effectively increase its security.This is reasonable in design, and market application potential is huge.

Optionally, the first disk brake fixed disk and/or the second disk brake fixed disk are removably connected to bearing chamber pipe sleeve 2。

Disk brake fixed disk 6 can be realized with bearing chamber pipe sleeve 2 by the form of clamping and connected.It can be bearing chamber pipe Along its axially arranged raised line or groove, the disk brake fixed disk 6 is built-in with corresponding groove or raised line, the dish for the outer surface of set 2 When brake disk fixed disk 6 is set in bearing chamber pipe sleeve 2, the cooperation of raised line and groove realizes that both is firm.

Optionally, one end of bearing chamber pipe sleeve 2 is provided with external screw thread 7, the first disk brake fixed disk and/or the second disk brake Fixed disk has the internal thread 11 coordinated with external screw thread 7.

Disk brake fixed disk 6 and bearing chamber pipe sleeve 2, which are connected through a screw thread, realizes that both is firm.

Fig. 3 is refer to, and combines Fig. 1 and Fig. 2, optionally, double dish, which exchange wheel hub, also includes fixture 10, the first disk brake Fixed disk offers fixing hole 8, and extend radially through first disk brake fixed disk of the fixing hole 8 along the first disk brake fixed disk is fixed Part 10 is slidably arranged in fixing hole 8, and fixture 10 can abut bearing chamber pipe sleeve 2 and make the first disk brake fixed disk and axle Room pipe sleeve 2 is held to be relatively fixed.

The fixture 10 can be jackscrew, and the fixing hole 8 can be top wire hole.The jackscrew can also select interior hexagonal without a head Jackscrew.Certainly, when it is implemented, the fixture 10 can also select other kinds of fastener.

By the cooperation of fixture 10 and fixing hole 8, disk brake fixed disk 6 can be relatively fixed in suitable position by it Put.When one end of fixture 10 is pushed against on bearing chamber pipe sleeve 2, it is possible to achieve both is firm.

Optionally, bearing chamber pipe sleeve 2 offers fixing groove 9, axially extending, the fixture along bearing chamber pipe sleeve 2 of fixing groove 9 10 one end can extend into fixing groove 9 and the first disk brake fixed disk is relatively fixed with bearing chamber pipe sleeve 2.

The quantity of fixing groove 9 is three in the present embodiment, and is symmetrically distributed on the outer surface of bearing chamber pipe sleeve 2.The dish Three fixing holes 8 are distributed with brake disk fixed disk 6, after disk brake fixed disk 6 is moved to suitable position, the fixing hole 8 is right Should fixing groove 9, be located in by fixture 10 in fixing hole 8 and stretch into fixing groove 9, realize that both is firm.

With reference to Fig. 3, optionally, the first disk brake fixed disk offers multiple the first holes for being used to install disk brake, multiple First hole is circumferentially distributed along the first disk brake fixed disk.

First hole is disk brake fixing hole 5, and in the present embodiment, the quantity of the disk brake fixing hole 5 is three.

With reference to Fig. 3, optionally, the side of the first disk brake fixed disk is provided with the clamping platform 12 of protrusion, the edge of clamping platform 12 First disk brake fixed disk circumferentially distributed and for fixing disk brake.

The setting of clamping platform 12, when installing disk brake, it is set at clamping platform 12, plays certain stabilization.

Refer to Fig. 4, optionally, the outwardly formation journal stirrup in edge of the first disk brake fixed disk, the quantity of journal stirrup with The quantity in the first hole is identical and corresponds, and the first hole position is on journal stirrup.

Pass through the setting of journal stirrup so that while disk brake fixing hole 5 is relatively distant from 1 Room cannula center of bearing, moreover it is possible to subtract Few manufacturing cost, disk brake fixing hole 5 are located on journal stirrup, and its stress is more uniform during use, it is not easy to damages related components.

Fig. 5 is refer to, when it is implemented, it can also select discoid disk brake fixed disk 6.

Wheel fixing hole 4 is additionally provided with the wheel fixed disk 3, for fixing vehicle wheel.Wheel fixing hole 4 in the present embodiment Quantity be four.

Explanation is needed exist for, wheel fixing hole 4 mentioned above, disk brake fixing hole 5 or fixing hole 8, it can be with It is blind hole or through hole, it can be screwed hole or smooth hole.Its quantity can be three, or Four, five or more.

A kind of double dish provided according to the utility model embodiment exchange wheel hub, and the operation principle that double dish exchange wheel hub is：

Double dish exchange wheel hub and are provided with two disk brake fixed disks 6, and it is located at the both ends of bearing chamber pipe sleeve 2, brake respectively Shi Gengjia is steady.

At least one disk brake fixed disk 6 realizes the company with bearing chamber pipe sleeve 2 by the cooperation of internal thread 11 and external screw thread 7 Connect, then by way of wearing fixture 10, one end of the fixture 10 is stretched into fixing groove 9, finally realizes that disk brake is fixed Disk 6 is firm with bearing chamber pipe sleeve 2.Overall using effect is preferable.

Embodiment 2

Fig. 6 and Fig. 7 are refer to, the present embodiment also provides a kind of double dish and exchanges wheel hub, the technical scheme that embodiment 1 describes The present embodiment is equally applicable to, 1 published technical scheme of embodiment is not repeated to describe.

Specifically, the present embodiment and the difference of embodiment 1 are, the first disk brake fixed disk and/or the second disk brake are consolidated Price fixing is integrally formed with bearing chamber pipe sleeve 2.

Optionally, one end of bearing chamber pipe sleeve 2 has end, and end set has multiple for installing the second of disk brake Hole, multiple second holes are along the circumferentially distributed of bearing chamber pipe sleeve 2, and end forms the first disk brake fixed disk or the second disk brake is fixed Disk.

Second hole is disk brake fixing hole 5.

The outer surface of disk brake fixed disk 6 in the present embodiment and the outer surface smoother of bearing chamber pipe sleeve 2 are set, and it can be with It is interpreted as, the disk brake fixing hole 5 is directly opened on the end face of bearing chamber pipe sleeve 2, and the part of the end face forms disk brake Fixed disk 6.It can be understood as the disk brake fixed disk 6 of stealth.

It should be noted that when it is implemented, the structure of integrally formed bearing chamber pipe sleeve 2 and disk brake fixed disk 6 can To be shape shown in Fig. 6, it can also be shape shown in Fig. 4 or Fig. 5.That is, shown in Fig. 4 and Fig. 5 Disk brake fixed disk 6 can be integrally formed with bearing chamber pipe sleeve 2.

Embodiment 3

Fig. 8 and Fig. 9 are refer to, the present embodiment also provides a kind of double dish and exchanges wheel hub, the technical scheme that embodiment 1 describes The present embodiment is equally applicable to, 1 published technical scheme of embodiment is not repeated to describe.

Specifically, the present embodiment and the difference of embodiment 1 are, one end of bearing chamber pipe sleeve 2 is preset with based on installing The mounting groove 13 of speed variator.

By default mounting groove 13, when needed, meter speed wheel can be installed in the mounting groove 13, pass through turning for wheel Move and drive the operating of meter speed wheel, then rate signal is passed to by mileage line by mileometer, the mileometer is typically mounted at car Upper, it is easy to user to observe.

Figure 10 is refer to, is illustrated in Figure 10 in double dish exchange wheel hubs and is mounted with the structure after bolt in wheel fixing hole 4 Schematic diagram.

Figure 11 is refer to, double dish exchange wheel hubs are illustrated in Figure 11 and are mounted with that the structure after nut is shown on the basis of Figure 10 It is intended to.

Figure 12 is refer to, double dish exchange wheel hubs is illustrated in Figure 12 the structure after disk brake is mounted with the basis of Figure 11 Schematic diagram.

Figure 13 is refer to, double dish exchange wheel hubs is illustrated in Figure 13 the structure after meter speed wheel is mounted with the basis of Figure 12 Schematic diagram.

Figure 14 is refer to, the structural representation under another visual angle of the end of Figure 13 middle (center) bearings room pipe sleeve 2 is illustrated in Figure 14 Figure.The end of the bearing chamber pipe sleeve 2 is provided with meter speed wheel.

Double dish exchange the installation method of wheel hub：

Wheel is arranged on wheel fixed disk 3 by the cooperation of bolt and nut；

Disk brake is arranged on disk brake fixed disk 6 by the cooperation of screw spring washer；

Meter speed wheel is arranged in mounting groove 13；

Double dish exchange wheel hub and meter speed wheel is used as and is arranged on entirely through front axle on damper；

Two braking clamps are separately mounted on two disk brakes, and braking clamp is bolted on the mounting hole on damper On；

During using hydraulic disc brake, oiling pump is arranged on handlebar, and lower oil pump includes oil pump under left and right, is separately mounted to subtract On the mounting hole for shaking device, and act on two disk brakes in left and right., adjust the relative position of disk brake fixed disk 6, and with fixing Disk brake fixed disk 6 is secured firmly on bearing chamber pipe sleeve 2 by part 10, and mileage line connects meter speed wheel and mileometer, complete Double dish into front-wheel exchange wheel hub installation.

Explanation is needed exist for, braking clamp is referred to as lower oil pump.

Embodiment 4

The present embodiment also provides a kind of vehicle, and it includes double dish mentioned above and exchanges wheel hub, and it has this pair of dish mutual Change the repertoire of wheel hub.

The structure that double dish exchange wheel hub may be referred to embodiment 1-3, and the vehicle has the institute of double dish exchange wheel hubs functional.

Explanation is needed exist for, this pair of dish exchanges wheel hub and may be mounted on the front-wheel or trailing wheel of bicycle, tricycle, It can also be arranged on the wheel of other car types.

In summary, the utility model provides a kind of double dish and exchanges wheel hub, and this pair of dish exchanges wheel hub can be by axle Hold the both ends installation disk brake fixed disk 6 of room pipe sleeve 2, stress is braked simultaneously at both ends during brake, and whole brake process is steady, Do not shake, braking strength is improved, and braking effect is preferable, effectively increases its security.This is reasonable in design, and market should With having a high potential.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (12)

1. a kind of double dish exchange wheel hub, including bearing chamber pipe sleeve, bearing, the centre of bearing chamber pipe sleeve are installed in bearing chamber pipe sleeve Wheel fixed disk is installed, it is characterised in that the both ends of the bearing chamber pipe sleeve are also separately installed with the first disk brake fixed disk With the second disk brake fixed disk.

2. double dish according to claim 1 exchange wheel hub, it is characterised in that the first disk brake fixed disk and/or institute State the second disk brake fixed disk and be removably connected to the bearing chamber pipe sleeve.

3. double dish according to claim 2 exchange wheel hub, it is characterised in that one end of the bearing chamber pipe sleeve is provided with outer Screw thread, the first disk brake fixed disk and/or the second disk brake fixed disk have the interior spiral shell coordinated with the external screw thread Line.

4. double dish according to claim 3 exchange wheel hub, it is characterised in that double dish, which exchange wheel hub, also to be included fixing Part, the first disk brake fixed disk offer fixing hole, and radial direction of the fixing hole along the first disk brake fixed disk is passed through The first disk brake fixed disk is worn, the fixture is slidably arranged in the fixing hole, and the fixture can abut The bearing chamber pipe sleeve and the first disk brake fixed disk is set to be relatively fixed with the bearing chamber pipe sleeve.

5. double dish according to claim 4 exchange wheel hub, it is characterised in that the bearing chamber pipe sleeve offers fixing groove, The fixing groove is axially extending along the bearing chamber pipe sleeve, and one end of the fixture can extend into the fixing groove and make The first disk brake fixed disk is relatively fixed with the bearing chamber pipe sleeve.

6. double dish according to claim any one of 1-5 exchange wheel hub, it is characterised in that the first disk brake fixed disk Offer multiple the first holes for being used to install disk brake, circumference of multiple first holes along the first disk brake fixed disk point Cloth.

7. double dish according to claim 6 exchange wheel hub, it is characterised in that the edge of the first disk brake fixed disk to Outer protrusion forms journal stirrup, and the quantity of the journal stirrup is identical with the quantity in first hole and one-to-one corresponding, first hole position in On the journal stirrup.

8. double dish according to claim 6 exchange wheel hub, it is characterised in that the side of the first disk brake fixed disk is set The clamping platform of protrusion is equipped with, the clamping platform is along the circumferentially distributed of the first disk brake fixed disk and for fixing disk brake.

9. double dish according to claim any one of 1-5 exchange wheel hub, it is characterised in that one end of the bearing chamber pipe sleeve It is preset with the mounting groove for installing speed counting device.

10. double dish according to claim 1 exchange wheel hub, it is characterised in that the first disk brake fixed disk and/or institute The second disk brake fixed disk is stated to be integrally formed with the bearing chamber pipe sleeve.

11. double dish according to claim 10 exchange wheel hub, it is characterised in that one end of the bearing chamber pipe sleeve has end Portion, the end set have it is multiple be used to installing the second holes of disk brake, multiple second holes are along the bearing chamber pipe sleeve Circumferentially distributed, the end forms the first disk brake fixed disk or the second disk brake fixed disk.

12. a kind of vehicle, it is characterised in that exchange wheel hub including double dish described in claim any one of 1-11.