CN207005150U - A kind of brake disc - Google Patents
A kind of brake disc Download PDFInfo
- Publication number
- CN207005150U CN207005150U CN201720833435.3U CN201720833435U CN207005150U CN 207005150 U CN207005150 U CN 207005150U CN 201720833435 U CN201720833435 U CN 201720833435U CN 207005150 U CN207005150 U CN 207005150U
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- brake disc
- connecting pole
- pole group
- frictional
- group
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Abstract
The utility model is applied to automobile braking device field, there is provided a kind of brake disc, the brake disc include：Two frictional disks being coaxially disposed；Between two frictional disks, for connecting some connecting pole groups of two frictional disks, each connecting pole group comprises at least two connecting poles set from inside to outside, and connecting pole group is uniformly arranged around the axis of frictional disk；Formed and the tangent arc ventilating duct in brake disc direction of rotation between two adjacent groups connecting pole group.Brake disc provided by the utility model, because the direction of rotation of arc ventilating duct and brake disc is tangent, so more convenient wind enters inside brake disc, because each connecting pole group includes the connecting pole group at least two from inside to outside, make can be in communication with the outside in multiple directions inside brake disc, enhance trafficability performance, connecting pole group is uniformly arranged around frictional disk axis simultaneously, make brake disc identical in the ventilation and heat performance of all directions, localized hyperthermia's concentration is avoided, improves the service life of brake disc.
Description
Technical field
The utility model belongs to automobile braking device field, more particularly to a kind of brake disc.
Background technology
The process of automobile brake is exactly that the kinetic energy of automobile is changed into heat energy by friction and distributed, so as to reach system
Dynamic effect, and brake disc requires good thermal conductivity as the strength member of brake system of car, wherein radiating ribs exist
Play a part of to connect brake face and radiating in brake disc structure.
Radiating ribs generally use is in the structure of prismatic blade shape in the prior art, brake disc internal air stream when vehicle travels
It is logical bad, cause brake disc inside poor with heat exchange with outside effect, so as to cause high temperature to concentrate, have influence on auto brake system
The service life of system.
Utility model content
The utility model provides a kind of brake disc, it is intended to which it is poor to solve the circulation of brake disc inner air, easily causes high temperature and concentrates
The problem of.
The utility model is achieved in that a kind of brake disc, and the brake disc includes：
Two frictional disks being coaxially disposed；
Between two frictional disks, for connecting some connecting pole groups of two frictional disks, each institute
State connecting pole group and comprise at least two connecting poles set from inside to outside, the connecting pole group is equal around the axis of the frictional disk
Even arrangement；
Formed and the tangent arc ventilating duct in the brake disc direction of rotation between connecting pole group described in two adjacent groups.
Preferably, each described connecting pole group includes four connecting poles.
Preferably, the cross section of the outermost layer connecting pole of the connecting pole group is in cardioid, middle two layers of connecting pole it is transversal
Face assumes diamond in shape, and the cross section of innermost layer connecting pole is more than four polygon for side number.
Preferably, the breach of cardioid cross-section is set outwardly.
Preferably, the cross-sectional area of the innermost layer connecting pole is pentagon.
Preferably, the distance of adjacent two connections intercolumniation is identical in the connecting pole group, and equal to the width of ventilating duct.
Preferably, the connecting pole uses arc transition with the frictional disk junction.
Preferably, two frictional disks and the connecting pole are formed in one structure.
Preferably, it is equipped with through hole in the card of two frictional disks.
Brake disc provided by the utility model, during rotation, because the direction of rotation of arc ventilating duct and brake disc is tangent, institute
Entered with more convenient wind inside brake disc, because each connecting pole group includes the connecting pole group at least two from inside to outside, made
Can be in communication with the outside in a plurality of directions inside brake disc, enhances the trafficability performance of brake disc inner air, connects simultaneously
Connect post group uniformly to arrange around frictional disk axis, make brake disc identical in the ventilation and heat performance of all directions, avoid part
High temperature is concentrated, and improves the service life of brake disc.
Brief description of the drawings
Fig. 1 is the radial section view of brake disc provided by the utility model；
Fig. 2 is A-A provided by the utility model to cross section view；
Fig. 3 is front view provided by the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Brake disc provided by the utility model, by setting and the tangent arc ventilating duct in brake disc direction of rotation, with side
When just rotating, wind enters inside brake disc, in addition, being connected using multiple connecting pole groups uniformly arranged around frictional disk axis
Two frictional disks, make brake disc radiating evenly, meanwhile, each group of connecting pole group includes at least two connecting poles so that braking
It can be in communication with the outside in a plurality of directions inside disk, the permeability of brake disc be enhanced, beneficial to air circulation.
Specific implementation of the present utility model is described in detail below in conjunction with specific embodiment.
As depicted in figs. 1 and 2, in the embodiment that the utility model passes through, the brake disc includes：
Two frictional disks being coaxially disposed, i.e. frictional disk 1 and frictional disk 2；
Between two frictional disks, for connecting some connecting pole groups of two frictional disks, each connecting pole group is extremely
Include two connecting poles set from inside to outside less, connecting pole group is uniformly arranged around the axis of frictional disk；
Formed and the tangent arc ventilating duct B in brake disc direction of rotation between two adjacent groups connecting pole group.
During disc rotation, because arc ventilating duct B and brake disc direction of rotation are tangent, in such as Fig. 2, direction of rotation
For clockwise, the rotation directions of arc ventilating duct B from inside to outside are counterclockwise (that is, the deflection sides of ventilating duct B from inside to outside
To opposite with the direction of rotation of brake disc), so more convenient wind enters inside brake disc, because each connecting pole group includes extremely
Few two connecting pole groups from inside to outside, make can be in communication with the outside in a plurality of directions inside brake disc, enhance braking
The permeability of disk, the trafficability performance of brake disc inner air is improved, while connecting pole group is uniformly arranged around frictional disk axis,
Make brake disc identical in the ventilation and heat performance of all directions, ensure that the uniformity of brake disc radiating, avoid localized hyperthermia
Concentrate, improve the service life of brake disc.
Arc ventilating duct specifically, in each connecting pole group each connecting pole in the connection cylinder of ventilating duct side same
In cambered surface, i.e. as shown in Fig. 2 in same connecting pole group the cross section of each connecting pole on each side of ventilating duct side in same arc
On line.Ventilating duct B both sides are two groups of connecting pole groups, and because ventilating duct B is arc, and yawing moment from inside to outside is counterclockwise
Direction, so the arrangement track of each group of connecting pole group is also an arching trajectory, and the yawing moment of arching trajectory from inside to outside
For counterclockwise.
As shown in Fig. 2 the external diameter for the brake disc that the present embodiment provides between 390~400mm, internal diameter 240~
250mm, so brake disc is provided with the annular width of connecting pole in 70~80mm, in order to ensure the bonding strength of connecting pole, with
And the ventilation and heat performance of brake disc, each connecting pole group are provided with four connecting poles, and it is adjacent in same group of connecting pole group
The distance d1 of two connection intercolumniations is between 10~11mm, and in the present embodiment, d1 value takes 10.5mm.
It should be understood that when the size of brake disc is other numerical value, the number of each group of connecting pole group can be 4
Can be other numbers, the distance d1 of adjacent two connecting pole can also use other numerical value in same connecting pole group, and this practicality is newly
Type does not do excessive explanation herein.
Outermost layer connecting pole and innermost layer connecting pole play a key effect to the bonding strength of connecting pole group in connecting pole group,
Two middle connecting poles mainly play a supportive role, so the cross-sectional area of two connecting poles of outermost layer and innermost layer wants big by one
A bit, to ensure bonding strength, while in order to preferably radiate, the lateral area of connecting pole is increased.But in actual production, such as
The face of fruit connecting pole is excessive or connecting pole cross-sectional area is excessively complicated, can increase the difficulty of casting, and influence pouring for connecting pole
Effect is cast, for example the defects of stomata easily occurs, the intensity of connecting pole is reduced, it is contemplated that above-mentioned reason is arrived, in the present embodiment
In, the cross section of the outermost layer connecting pole of connecting pole group is in cardioid, and the cross section of middle two layers of connecting pole assumes diamond in shape, and innermost layer connects
The cross section for connecing post is in pentagon.
Further, in the present embodiment, the breach of cardioid cross-section is set outwardly.Heart-shaped connecting pole can so be increased
The area contacted with brake disc extraneous air, be advantageous to connecting pole radiating.
In cross section view as shown in Figure 2, the Breadth Maximum D1 of heart-shaped connecting pole is more than the adjacent two connections intercolumniation of the second layer
Minimum spacing D2 (second layer that connecting pole group arranges from outside to inside), while outermost layer connecting pole and adjacent one group of connecting pole group
Third layer connecting pole face set, the setting of the innermost layer connecting pole face of second layer connecting pole connecting pole group adjacent with this,
In the present embodiment, the line of centres of the two cross section for the connecting pole that face is set crosses the center of circle in brake disc section, and (center of circle is
Projection of the frictional disk axis in the section), so setting can effectively prevent external impurities from entering inside brake disc, so as to keep away
Exempted from external impurities reduces the phenomenon of the heat dispersion of brake disc into brake disc inside.
In the present embodiment, the distance of adjacent two connections intercolumniation is identical in connecting pole group, and equal to the width of ventilating duct.Phase
The distance that neighbour two connects intercolumniation is identical, i.e. the interval between two neighboring connecting pole is equal, is so advantageous to brake disc and uniformly dissipates
Heat.In addition the interval between adjacent two connecting pole can so form one and ventilating duct B yawing moments equal to the width of ventilating duct
Opposite ventilating duct C, when brake disc inverts, ventilating duct C can facilitate wind to enter brake disc, as shown in Fig. 2 four groups of arbitrary neighborhood
Connecting pole group, in the counterclockwise direction, first group of first layer dowel, second group of second layer dowel, the 3rd of third layer the
Group dowel, the 4th of the 4th group the layer of dowel, constituting one group of Opposite direction connection post group, (the Opposite direction connection post group is from inside to outside
Yawing moment is clockwise), so, the arrangement of each group connecting pole group, it can form multigroup uniform around brake disc axis
The Opposite direction connection post group of arrangement, two adjacent groups Opposite direction connection post group is formed such as ventilating duct C inverted ventilation road, so at some
In particular cases, than if desired for automobile, in a manner of moving backward during descending, brake disc can also possess good heat dispersion, to provide system
The service life of Moving plate.
Further, in the present embodiment in order that each ventilating duct (including positive ventilating duct such as ventilating duct B and as
Ventilating duct C inverted ventilation road) width it is equal, two faces of adjacent two connecting poles face are parallel.
In addition in the present embodiment, connecting pole uses arc transition with frictional disk junction, to prevent stress concentration.Can be with
Understand at other there is the place of corner also to use arc transition, to prevent stress concentration, to improve the use of brake disc
Life-span.
In addition, in the present embodiment, two frictional disks and connecting pole are formed in one structure.Frictional disk and connecting pole
By casting integrated shaping, the manufacturing is become more simple, while brake disc can be also provided by casting integrated shaping
Intensity.
As shown in figure 3, in order to further enhance the ventilation and heat performance of brake disc, in the card of two frictional disks
Provided with through hole 3.It should be understood that in order that ventilation effect is more preferable, the number of through hole 3 is multiple, in order that radiating is uniform, it is multiple
Through hole 3 is arranged in the card of brake disc in multilayer, and the through hole of each layer is uniformly arranged around the axis of brake disc.
In summary, brake disc provided by the utility model, during rotation, due to arc ventilating duct and the rotation side of brake disc
To tangent, so more convenient wind enters inside brake disc, because each connecting pole group includes the company at least two from inside to outside
Post group is connect, makes can be in communication with the outside in a plurality of directions inside brake disc, enhances the circulation of brake disc inner air
Can, while connecting pole group is uniformly arranged around frictional disk axis, is made brake disc identical in the ventilation and heat performance of all directions, is kept away
Mian Liao localized hyperthermias concentrate, in addition by connecting post shapes, arranged arrangement so that brake disc is before proof strength
Put, further enhancing the heat dispersion of brake disc.Through hole is set also further to improve brake disc in friction card in addition
Ventilation effect, make brake disc that there is more preferable radiating effect by the measure of above-mentioned raising brake disc ventilation effect.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of brake disc, it is characterised in that the brake disc includes：
Two frictional disks being coaxially disposed；
Between two frictional disks, for connecting some connecting pole groups of two frictional disks, each described company
Connect post group and comprise at least two connecting poles set from inside to outside, the connecting pole group is uniformly arranged around the axis of the frictional disk
Cloth；
Formed and the tangent arc ventilating duct in the brake disc direction of rotation between connecting pole group described in two adjacent groups.
2. brake disc as claimed in claim 1, it is characterised in that each described connecting pole group includes four connecting poles.
3. brake disc as claimed in claim 2, it is characterised in that the cross section of the outermost layer connecting pole of the connecting pole group is in
Cardioid, the cross section of middle two layers of connecting pole assume diamond in shape, and the cross section of innermost layer connecting pole is in pentagon.
4. brake disc as claimed in claim 3, it is characterised in that the breach of cardioid cross-section is set outwardly.
5. brake disc as claimed in claim 1, it is characterised in that in the connecting pole group, it is adjacent two connection intercolumniation away from
From width that is identical, and being equal to ventilating duct.
6. brake disc as claimed in any one of claims 1 to 5, wherein, it is characterised in that the connecting pole connects with the frictional disk
Meet place and use arc transition.
7. brake disc as claimed in claim 6, it is characterised in that two frictional disks are formed in one with the connecting pole
Structure.
8. brake disc as claimed in claim 7, it is characterised in that be equipped with through hole in the card of two frictional disks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720833435.3U CN207005150U (en) | 2017-07-11 | 2017-07-11 | A kind of brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720833435.3U CN207005150U (en) | 2017-07-11 | 2017-07-11 | A kind of brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207005150U true CN207005150U (en) | 2018-02-13 |
Family
ID=61452729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720833435.3U Active CN207005150U (en) | 2017-07-11 | 2017-07-11 | A kind of brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207005150U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748588A (en) * | 2019-09-29 | 2020-02-04 | 徐州顺达钢轮制造有限公司 | Novel brake pad |
| IT201900013947A1 (en) * | 2019-08-05 | 2021-02-05 | Freni Brembo Spa | Braking band of a ventilated type disc brake disc |
| IT201900013929A1 (en) * | 2019-08-05 | 2021-02-05 | Freni Brembo Spa | Braking band of a ventilated type disc brake disc |
-
2017
- 2017-07-11 CN CN201720833435.3U patent/CN207005150U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201900013947A1 (en) * | 2019-08-05 | 2021-02-05 | Freni Brembo Spa | Braking band of a ventilated type disc brake disc |
| IT201900013929A1 (en) * | 2019-08-05 | 2021-02-05 | Freni Brembo Spa | Braking band of a ventilated type disc brake disc |
| WO2021024073A1 (en) * | 2019-08-05 | 2021-02-11 | Freni Brembo S.P.A. | Braking band of a disc for disc brake of ventilated type |
| WO2021024084A1 (en) * | 2019-08-05 | 2021-02-11 | Freni Brembo S.P.A. | Braking band of a disc for disc brake of ventilated type |
| CN114423960A (en) * | 2019-08-05 | 2022-04-29 | 乐姆宝公开有限公司 | Braking band for disc of ventilated-type disc brake |
| CN114555970A (en) * | 2019-08-05 | 2022-05-27 | 乐姆宝公开有限公司 | Braking band for a disc of a ventilated-type disc brake |
| CN114555970B (en) * | 2019-08-05 | 2024-07-26 | 乐姆宝公开有限公司 | Braking band for a disc of a ventilated disc brake |
| CN110748588A (en) * | 2019-09-29 | 2020-02-04 | 徐州顺达钢轮制造有限公司 | Novel brake pad |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: a brake disc Effective date of registration: 20220804 Granted publication date: 20180213 Pledgee: Yantai Rural Commercial Bank Co.,Ltd. Muping District sub branch Pledgor: YANTAI HONGTIAN AUTO PARTS Co.,Ltd. Registration number: Y2022980011973 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230904 Granted publication date: 20180213 Pledgee: Yantai Rural Commercial Bank Co.,Ltd. Muping District sub branch Pledgor: YANTAI HONGTIAN AUTO PARTS Co.,Ltd. Registration number: Y2022980011973 |