CN104565139B

CN104565139B - Brake rotor

Info

Publication number: CN104565139B
Application number: CN201410803124.3A
Authority: CN
Inventors: 温芫鋐
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-12-22
Filing date: 2014-12-22
Publication date: 2017-09-12
Anticipated expiration: 2034-12-22
Also published as: CN104565139A

Abstract

The present invention provides a kind of brake rotor, comprising：One external disk, generally in loop shaped and one axial direction of definition, the external disk interior ring edge is formed with a plurality of connecting bridges for being spaced and extending towards axis, and the connecting bridge free end has a protuberance, and the protuberance axially wears a perforating；One inner disc, the inner disc is coaxially disposed in the same plane with the external disk in external disk center, the inner disc outer ring edge is provided with a plurality of spaced recess, a plurality of recess are corresponding with a plurality of protuberances respectively, the protuberance is embedded in the recess to avoid the inner disc from being rotated relative to the external disk just, and a gap is formed between the recess and the protuberance；A plurality of keepers, respectively the keeper be arranged in the perforating and in axial direction relatively moved with the inner disc with limiting the external disk；Wherein, the external disk is not completely overlapping in the axial direction with the inner disc；The float-type brake disc that insulation effect is good and structural strength is good can be thereby provided.

Description

Brake rotor

Technical field

The invention relates to a kind of brake rotor, espespecially a kind of float-type brake disc.

Background technology

Known brake rotor is generally one chip, and its outer ring carries out brake action for clamp clamping, and middle body is supplied and flower Hub links with dynamic, however, the hyperpyrexia for generation of being braked in this class formation can be transferred to colored hub via disc and produce harmful effect.

Therefore, a kind of two-piece type combination brake rotor is occurred in that, is comprising for spending an inner disc of hub link and supplying clamp One external disk of clamping, external disk center is provided with perforate and set for inner disc, is fixed between the two with multiple keepers, uses reduction brake High heat transfer is produced to flower hub, wherein, the external disk for having a class is partly stacked and outer also cross this with keeper each other with inner disc Disk and inner disc, the person as described in TaiWan, China patent 451855, I318188, M473983, M473984 etc., this class formation must be in External disk is perforated respectively with inner disc, and external disk is still quite big with inner disc contact area, and insulation effect is not good, in addition, inside and outside disk is only leaned on Keeper is fixed to one another, and structural strength is weaker.

In addition, separately have a kind of floating type disc, such as TaiWan, China patent 335113, I404643, M243588, The persons of taking off such as M271985, M306566, M386212, M409216, M451445, equally with inside and outside disk, but the mode combined It is to be respectively equipped with a recess or U-shaped portion in inside and outside disk, and both recess is enclosed into the perforation of structure one jointly toward each other, then Perforation is through at keeper to fix, though this class formation has preferable insulation effect compared with the structure described in epimere, due to positioning Part is sandwiched between inside and outside disk, and heat still may be transferred to inner disc via keeper, in addition, to avoid the relative rotation of inside and outside disk Turn, recess or U-shaped portion must be specifically designed and engage with each other, once there is the error in size to cause to use, Also, after permanent use, the outer rim of recess may heavy wear, influence structural strength and safety in utilization.

The content of the invention

The purpose of the present invention, is to provide a kind of brake rotor, possesses the advantage of float-type brake disc, has again preferable Structural strength.

To achieve the above object, the present invention uses following technical scheme：

A kind of brake rotor, it is included：

One external disk, generally forms one in its center in loop shaped and perforates, the perforation defines an axis, the axis defines an axle To direction, the external disk has an interior ring edge, and the interior ring edge encloses the structure perforation, and the interior ring edge of the external disk is formed with a plurality of interval rows The connecting bridge of row, respectively the connecting bridge radially extend to be formed towards the central axis direction of the perforation, the connecting bridge is further away from the external disk inner ring One end of edge has a protuberance, and the protuberance axially wears a perforating, has between the protuberance and the interior ring edge of the external disk There is a preset distance radially；

One inner disc, the inner disc be coaxially disposed it is in the same plane with the external disk in the perforation of the external disk, in the inner disc Between partly there is a flower hub linking part, the inner disc simultaneously has an outer ring edge, and the outer ring edge is provided with a plurality of spaced recessed Portion, a plurality of recess are corresponding with a plurality of protuberances respectively, and the recess is to axially penetrate through the inner disc, the recess Shape and the protuberance generally make the protuberance be embedded at just in the recess to avoid the relative external disk turn of the inner disc in correspondence It is dynamic, a gap is formed between the recess and the protuberance；

A plurality of keepers, respectively the keeper perforating is arranged in limit the external disk and the inner disc in axial direction phase To movement；

Wherein, the external disk is not completely overlapping in the axial direction with the inner disc.

In a preferred embodiment, the connecting bridge generally includes two foots being connected with the external disk interior ring edge in Y-shaped With the protuberance.

In a preferred embodiment, the inner disc includes an outer portion, a plurality of bridge portions and the flower hub linking part, respectively the bridge Portion from the interior ring edge of the outer portion relative to the recess position towards the flower hub linking part extend and be connected to the outer portion with Between the flower hub linking part.

In a preferred embodiment, each keeper includes one first positioning component and one second positioning component, and this One positioning component has a bar portion and the head positioned at the bar portion wherein one end, and first positioning component is worn with the bar portion through this Combined after apertured with second positioning component, make the head of first positioning component and second positioning component outer positioned at this respectively The opposite sides of disk, and the head of first positioning component and second positioning component are all more than the recess and the protuberance It is able to cover the recess and the protuberance.

Present invention has the advantages that：Because protuberance is entirely embedded in recess, therefore it can effectively prevent the relative rotation of inside and outside disk Turn, and in braking conduction more really, be difficult to wear and tear because of permanent use or even lose limit effect again；On the other hand, outside Disk is underlapped in the axial direction with inner disc, can improve insulation effect, and keeper extends only through external disk and do not pass through inner disc, therefore keeper Completely not in contact with inner disc, the located part of heat can be avoided to conduct to inner disc, in other words, only across one between external disk and inner disc Gap, can effectively radiate by this gap and prevent heat from continuing to reach inner disc.

Brief description of the drawings

Fig. 1 is the stereogram of the present invention.

Fig. 2 is the three-dimensional exploded view of the present invention.

Fig. 3 is the front elevation of the present invention.

Fig. 3 A are Fig. 3 partial enlarged drawings.

Fig. 4 is the profile of the present invention.

Fig. 4 A are Fig. 4 magnified partial views.

Drawing reference numeral：10：External disk；11：Interior ring edge；12：Perforation；13：Connecting bridge；131：Foot；132：Protuberance； 1321：Perforating；20：Inner disc；21：Flower hub linking part；22：Outer portion；221：Outer ring edge；2211：Recess；23：Bridge portion； 30：Keeper；31：First positioning component；311：Bar portion；312：Head；32：Second positioning component；40：Gap.

Embodiment

Possible implementation aspect of the invention is only illustrated with embodiment below, but and is not used to limit the present invention and is intended to protect Category, first give and chat bright.

Fig. 1 to Fig. 4 A is refer to, the present invention provides brake rotor, include an external disk 10, an inner disc 20 and a plurality of positioning Part 30.

The external disk 10 generally forms a perforation 12 in loop shaped in its center, and the perforation 12 defines an axis, and the axis is determined An adopted axial direction, the external disk 10 has an interior ring edge 11, and the interior ring edge 11 encloses the structure perforation 12, the interior ring edge 11 of the external disk 10 A plurality of spaced connecting bridges 13 are formed with, respectively the connecting bridge 13 radially extends to be formed towards the central axis direction of the perforation 12, The connecting bridge 13 has a protuberance 132 further away from one end of the external disk interior ring edge 11, and the protuberance 132 is axially worn Hole 1321, has a preset distance radially between the protuberance 132 and the interior ring edge 11 of the external disk 10.In the present embodiment In, the connecting bridge 13 generally includes two foots 131 being connected with the external disk interior ring edge 11 and the protuberance 132 in Y-shaped；It is brighter For really, two foot 131 divergently makes the connecting bridge 13 be in generally Y words from the protuberance 132 toward the external disk interior ring edge 11 extension Shape.

The inner disc 20 is coaxially disposed the perforation 12 in the external disk 10 and, the inner disc 20 in the same plane with the external disk 10 Center section simultaneously has an outer ring edge 221 with a flower hub linking part 21 (such as the perforation set for flower hub), the inner disc 20, The outer ring edge 221 is provided with a plurality of spaced recess 2211, and a plurality of recess 2211 are a plurality of convex with this respectively Go out portion 132 corresponding, the recess 2211 is to axially penetrate through the inner disc 20, the shape of recess 2211 and the protuberance 132 are general The protuberance 132 is set to be embedded at just to avoid the inner disc 20 from being rotated relative to the external disk 10 in the recess 2211 in correspondence, compared with Good person, the A/F of the radially adjacent external disk 10 of the recess 2211 is more than the Breadth Maximum of the protuberance 132, makes this convex Go out portion 132 radially can be embedded in from the opening of the radial direction of recess 2211；Formed between the recess 2211 and the protuberance 132 One gap 40.Wherein, the external disk 10 is not completely overlapping in the axial direction with the inner disc 20.In the present embodiment, the inner disc 20 is included One outer portion 22, a plurality of bridge portions 23 and the flower hub linking part 21, respectively the bridge portion 23 from the interior ring edge of the outer portion 22 relative to The position of the recess 2211 extends towards the flower hub linking part 21 and is connected between the outer portion 22 and the flower hub linking part 21, The number in the bridge portion 23 is just twice of the number of the recess 2211, and the outer portion 22 corresponds to any part of recess 2211 The two bridge portions 23 are extended with towards the directional divergence shape of flower hub linking part 21, make there are the two bridge portions 23 between wantonly two recess 2211 The same position (such as the same colored hub fixing hole shown in figure) extended on the flower hub linking part 21 convergence shape.

Respectively to be arranged in the perforating 1321 in axial direction relative with the inner disc 20 to limit the external disk 10 for the keeper 30 It is mobile.In the present embodiment, respectively the keeper 30 includes one first positioning component 31 and one second positioning component 32, and this is first fixed Hyte part 31 has a bar portion 311 and the head 312 positioned at the wherein one end of bar portion 311, and first positioning component 31 is with the bar Portion 311 is combined after passing through the perforating 1321 with second positioning component 32, makes the head 312 of first positioning component 31 with being somebody's turn to do Second positioning component 32 respectively be located at the external disk 10 opposite sides, and the head 312 of first positioning component 31 with this second Positioning component 32 is all more than the recess 2211 and the protuberance 132 and is able to cover the recess 2211 and the protuberance 132.

By said structure, because protuberance is entirely embedded in recess, therefore it can effectively prevent inside and outside disk from rotating against, And it is more accurate in braking conduction, it is difficult to wear and tear because of permanent use or even lose limit effect again；On the other hand, external disk with Inner disc is underlapped in the axial direction, can improve insulation effect, and keeper extends only through external disk and do not pass through inner disc, therefore keeper is complete Not in contact with inner disc, the located part of heat can be avoided to conduct to inner disc, in other words, only across a gap between external disk and inner disc , can effectively be radiated by this gap and prevent heat from continuing to reach inner disc.

Claims

1. a kind of brake rotor, it is characterised in that it is included：

One external disk, generally forms one in its center in loop shaped and perforates, the perforation defines an axis, the axis defines an axial direction side There is an interior ring edge to, the external disk, the interior ring edge encloses the structure perforation, the interior ring edge of the external disk is formed with a plurality of spaced Connecting bridge, respectively the connecting bridge radially extend to be formed towards the central axis direction of the perforation, the connecting bridge is further away from the external disk interior ring edge One end has a protuberance, and the protuberance axially wears a perforating, has footpath between the protuberance and the interior ring edge of the external disk A upward preset distance；

One inner disc, the inner disc is coaxially disposed, the inner disc pars intermedia in the same plane with the external disk in the perforation of the external disk Dividing has a flower hub linking part, and the inner disc is simultaneously with an outer ring edge, and the outer ring edge is provided with a plurality of spaced recess, is somebody's turn to do A plurality of recess are corresponding with a plurality of protuberances respectively, and the recess is to axially penetrate through the inner disc, the recess shape Generally the protuberance is set to be embedded at just in the recess in correspondence to avoid the inner disc from being rotated relative to the external disk with the protuberance, should A gap is formed between recess and the protuberance；

A plurality of keepers, respectively the keeper be arranged in the perforating external disk and the inner disc are in axial direction relative to be moved to limit It is dynamic；

Wherein, the external disk is not completely overlapping in the axial direction with the inner disc；

Wherein, the inner disc includes an outer portion, a plurality of bridge portions and the flower hub linking part, respectively inner ring of the bridge portion from the outer portion Edge extends towards the flower hub linking part relative to the position of the recess and is connected between the outer portion and the flower hub linking part, should The number in bridge portion is just twice of the number of the recess, and the outer portion corresponds to any recess part towards the flower hub linking part The two bridge portions are extended with directional divergence shape, make there are the two bridge portions to extend to flower hub link with restraining shape between wantonly two recess Same position in portion, the connecting bridge includes two foots being connected with the external disk interior ring edge and the protuberance, two foot diverging Ground makes the connecting bridge be in generally Y-shaped from the protuberance toward external disk interior ring edge extension；

Wherein, the A/F of the radially adjacent external disk of the recess is more than the Breadth Maximum of the protuberance.

2. brake rotor according to claim 1, it is characterised in that each keeper comprising one first positioning component with One second positioning component, first positioning component has a bar portion and the head positioned at the bar portion wherein one end, first positioning Component with the bar portion pass through the perforating after is combined with second positioning component, make first positioning component head and this second Positioning component is located at the opposite sides of the external disk respectively, and the head of first positioning component is all more than with second positioning component The recess and the protuberance and be able to cover the recess and the protuberance.