CN109488709A - A kind of lightweight Split-type brake disc with radiator structure - Google Patents
A kind of lightweight Split-type brake disc with radiator structure Download PDFInfo
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- CN109488709A CN109488709A CN201811592413.8A CN201811592413A CN109488709A CN 109488709 A CN109488709 A CN 109488709A CN 201811592413 A CN201811592413 A CN 201811592413A CN 109488709 A CN109488709 A CN 109488709A
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- brake disc
- radiator structure
- annulus
- radiating ribs
- mid
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- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 208000025599 Heat Stress disease Diseases 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/128—Discs; Drums for disc brakes characterised by means for cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/1304—Structure
- F16D2065/1332—Structure external ribs, e.g. for cooling or reinforcement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention provides a kind of lightweight Split-type brake disc with radiator structure, which is characterized in that the brake disc is made of upper and lower two disk bodies, has split type structure；The structure of upper and lower two disk bodies it is identical and mutually be adapted after from countersunk head hexagon socket head cap screw with thick hexagonnut fix, the position that the thick hexagonnut is contacted with disk body equipped with prevent loosening open washer；The disk body is three circular ring type radiator structures, there is outer ring radiator structure, intermediate radiator structure and medial support structure thereon, meet certain structural relation between above-mentioned radiator structure, so that the structure realizes the lightweight of brake disc disk body while guaranteeing the performances such as brake disc heat dissipation, intensity, rigidity, assembled for brake disc itself, and the whole assembly with system spindle of brake disc both provides convenience, the advantages that present invention has structure simple, and design is reasonable, easy-to-use.
Description
Technical field
The present invention relates to disc type brake technical fields, specifically, more particularly to a kind of disk brake use have heat dissipation
The lightweight Split-type brake disc of structure.
Background technique
Brake disc is the critical component in disk brake, generates frictional force in two side compression of brake disc by brake pad
It is braked to realize, to guarantee rotary system safe and stable operation.In braking process, brake pad and brake disc surface friction
Acting makes system kinetic energy be rapidly converted into heat dissipation, and brake disc surface temperature steeply rises, and heat is conducted through in brake disc
Journey generates temperature gradient, makes to generate different degrees of thermal stress inside brake disc, brake disc is caused to deform, and influences braking effect
Fruit.
Therefore, it is necessary to design a kind of brake disc, the heat of the kinetic energy that can effectively dissipate conversion prevents brake disc from deforming.
Summary of the invention
According to set forth above in braking process, the uneven technology for causing its easily-deformable of brake disc surface temperature surge heat transfer
Problem, and a kind of lightweight Split-type brake disc with radiator structure is provided.The present invention mainly utilizes split type structure, and
Three circular ring type radiator structures are added on brake disc disk body, the purpose is to reduce heat in braking process to cause brake disc internal temperature
The thermal stress difference that gradient generates.Separate structure can be along axially releasing, and radiator structure accelerated heat is conducted；Three circular ring types
Radiator structure makes brake disc lightweight, improves the utilization rate of disc material while guaranteeing brake disc intensity.
The technological means that the present invention uses is as follows:
A kind of lightweight Split-type brake disc with radiator structure, which is characterized in that
The brake disc is made of upper and lower two disk bodies, has split type structure；Upper and lower two disk bodies
Structure it is identical and mutually be adapted after with countersunk head hexagon socket head cap screw thick hexagonnut fix, the thick hexagonnut connects with disk body
The position of touching is equipped with the open washer for preventing loosening；
The disk body is three circular ring type radiator structures, has outer ring radiator structure, intermediate radiator structure and interior collateral thereon
Support structure meets following relationship between above-mentioned radiator structure:
d31=(0.66~0.67) dmid；
d22=(1.17~1.18) dmid；
d21=(1.39~1.40) dmid；
d12=(1.51~1.52) dmid；
The outer ring radiator structure, intermediate radiator structure and medial support structure are respectively defined as the first circle from outside to inside
Ring, the second annulus and third annulus, in which: dijIndicate that the diameter dimension of above-mentioned radiator structure, i indicate annulus order, respectively
1,2,3；J is the inside/outside circle size of the i-th annulus, and when outer ring takes 1, and when inner ring takes 2；dmidFor the race diameter of the first annulus and
The average value of the inner ring diameter of three annulus, referred to as mid diameter.
Further, radiating ribs, upper and lower two institutes are equipped in the outer ring radiator structure and the intermediate radiator structure
State that the radiator structure on disk body is adapted and radiating ribs are opposite two-by-two constitutes hollow structure, the dimensional parameters of the radiating ribs are such as
Under:
Be arranged in the two neighboring radiating ribs on the single annulus of above-mentioned radiator structure the adjacent both sides in bottom surface and the braking
The line angle of disk center is α, and the value range of α is 1.35 °~1.40 °, and the radiating ribs bottom width is b, value model
It encloses for 23~24mm.
Further, if the radiating ribs number on the i-th annulus is n, it is specified that angle α is corresponding on the annulus inner ring diameter
Arc length and the sum of radiating ribs bottom width b be the number of radiating ribs on the annulus, then the maximum value n of the number n of radiating ribsmax
With minimum value nminIt calculates as follows:
Compared with the prior art, the invention has the following advantages that
The present invention, as brake disc disk body internal structure, on the one hand makes it resistance in brake disc using three circular ring type radiator structures
Hot property is more targeted in terms of being promoted, and increases the contact area between brake disc disk body and air, promotes brake disc and sky
Heat exchange rate between gas；On the other hand the rigidity and intensity that ensure that brake disc, so that it is guaranteed that the stability of braking process.
Split-type brake disc of the invention realizes braking while guaranteeing the performances such as brake disc heat dissipation, intensity, rigidity
The lightweight of disk disk body both provides convenience for brake disc itself assembly and the whole assembly with system spindle of brake disc, has
There is the advantages that structure is simple, and design is reasonable, easy-to-use.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the lightweight Split-type brake disc that the present invention has radiator structure.
Fig. 2 is the present invention with the structural schematic diagram inside the lightweight Split-type brake disc of radiator structure.
In figure: 1, disk body；1.1, outer ring radiator structure；1.2, intermediate radiator structure；1.3, medial support structure；2, countersunk head
Hexagon socket head cap screw；3, thick hexagonnut；4, open washer.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.It is real to the description of at least one exemplary embodiment below
It is merely illustrative on border, never as to the present invention and its application or any restrictions used.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to exemplary embodiments of the present invention.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be clear that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.Technology known for person of ordinary skill in the relevant, side
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, appointing should be construed as merely illustratively to occurrence, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is limiting the scope of the invention: the noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under its device or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of invention protection scope.
As shown in Figure 1, the present invention provides a kind of lightweight Split-type brake disc with radiator structure, the brake disc
It is to be made of upper and lower two disk bodies 1, there is split type structure；The structure of upper and lower two disk bodies 1 is identical and suitable mutually
Thick hexagonnut 3 is fixed with countersunk head hexagon socket head cap screw 2 after matching, and upper and lower two disk bodies 1 are fixed to each other by bolt pattern
Connection, it is ensured that the feasibility in assembling process.The lightweight Split-type brake disc with radiator structure in the present invention is main
For high-speed overload damped condition, which can also cause certain vibration in addition to generating amount of heat, to guarantee that bolt connects
The validity connect is additionally provided with the open washer 4 for preventing loosening in the position that the thick hexagonnut 3 is contacted with disk body, is prevented
Pine processing.
As shown in Fig. 2, the disk body 1 is three circular ring type radiator structures, there is outer ring radiator structure 1.1, centre to dissipate thereon
Heat structure 1.2 and medial support structure 1.3 need to meet certain relationship between above-mentioned radiator structure:
For the various pieces involved in the present invention, by the outer ring radiator structure 1.1, intermediate radiator structure 1.2
It is respectively defined as the first annulus, the second annulus and third annulus from outside to inside with medial support structure 1.3, in which: dijIn expression
Stating the diameter dimension of radiator structure, i indicates annulus order, respectively 1,2,3；J is the inside/outside circle size of the i-th annulus, when outer ring
Take 1, when inner ring takes 2；Such as d21, indicate the race diameter of the second annulus (intermediate radiator structure 1.2).dmidFor the first annulus (outer ring
Radiator structure 1.1) race diameter d11With the inner ring diameter d of third annulus (medial support structure 1.3)32Average value, referred to as
Mid diameter.
In braking process, caliper drives brake pad to contact with brake disc outermost regions, causes brake disc in diameter
It is the rigidity guaranteed brake disc in braking process, strong to direction as one using brake disc axis hole as the cantilever design of fulcrum
Degree etc. requires, and is used as third annulus (most inner side annulus) in brake disc axis hole Position Design medial support structure 1.3.Third annulus
The inner ring diameter d of (most inner side annulus)32It is known dimensions for brake disc institute's installation axle and related accessory, such as the size of sleeve；
Its race diameter meets: d31=(0.66~0.67) dmid。
Can be instantaneous to generate a large amount of heat in braking process in brake pad and brake disc region, heat passes through biography
Import brake disc inside, for prevent brake disc be heated stress influence generate heat fatigue, and then it is cracked phenomena such as generation,
Need to improve the heating conduction of brake disc disk body.Thus the present invention is respectively provided with 1.1 He of outer ring radiator structure in this region
Intermediate radiator structure 1.2, i.e. the second annulus (intermediate radiator structure 1.2) and the first annulus (outer ring radiator structure 1.1).Second circle
The inner ring diameter of ring (intermediate radiator structure 1.2) meets d22=(1.17~1.18) dmid；Its race diameter meets d21=(1.39
~1.40) dmid.The inner ring diameter of first annulus (outer ring radiator structure 1.1) meets d12=(1.51~1.52) dmid；Its outer ring
Diameter d11For the shape greatest diametrical dimension of Split-type brake disc of the present invention, it is known that when design is limited by mounting condition
Size.
To promote heat-sinking capability of the brake disc of the present invention in braking process, increase between brake disc disk body 1 and air
Contact area, in the first annulus (outer ring radiator structure 1.1) and the second annulus (intermediate radiator structure of brake disc disk body 1
1.2) the radiating ribs structure of certain amount is provided on.Number and the dimensional parameters selection of the radiating ribs are as follows:
Be arranged in the two neighboring radiating ribs on the single annulus of above-mentioned radiator structure the adjacent both sides in bottom surface and the braking
The line angle of disk center is α, and the value range of α is 1.35 °~1.40 °, and the radiating ribs bottom width is b, value model
It encloses for 23~24mm.
If radiating ribs number on the i-th annulus be n, it is specified that angle α arc length corresponding on the annulus inner ring diameter with
The sum of radiating ribs bottom width b is the number of radiating ribs on the annulus, then the maximum value n of the number n of radiating ribsmaxAnd minimum value
nminIt calculates as follows:
Above structure can be improved the conduction efficiency of heat in braking process by the design of radiating ribs, while increase system
Contact area between Moving plate and air, and then improve heat convection efficiency between brake disc disk body and air.It is two-part common
Function and effect improve the lightweight fission brake disc heat resistance in the present invention with radiator structure.Intermediate radiator knot simultaneously
Structure 1.2 and outer ring radiator structure 1.1 also act as supporting role, improve the effect of brake disc and brake pad contact area rigidity.
It between adjacent rings is hollow structure in 1 structure of brake disc disk body described in the present invention, this design enhances air and braking
Flowing inside disk, improves the heat resistance of brake disc disk body, while reducing the quality of brake disc disk body, reaches light-weighted
Purpose.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (3)
1. a kind of lightweight Split-type brake disc with radiator structure, which is characterized in that
The brake disc is made of upper and lower two disk bodies (1), has split type structure；Upper and lower two disk bodies (1)
Structure it is identical and mutually be adapted after from countersunk head hexagon socket head cap screw (2) with thick hexagonnut (3) fixation, the thick hexagonnut
(3) position contacted with disk body is equipped with the open washer (4) for preventing loosening；
The disk body (1) is three circular ring type radiator structures, has outer ring radiator structure (1.1), intermediate radiator structure (1.2) thereon
With medial support structure (1.3), meet following relationship between above-mentioned radiator structure:
d31=(0.66~0.67) dmid；
d22=(1.17~1.18) dmid；
d21=(1.39~1.40) dmid；
d12=(1.51~1.52) dmid；
The outer ring radiator structure (1.1), intermediate radiator structure (1.2) and medial support structure (1.3) are distinguished from outside to inside
It is defined as the first annulus, the second annulus and third annulus, in which: dijIndicate that the diameter dimension of above-mentioned radiator structure, i indicate annulus
Order, respectively 1,2,3；J is the inside/outside circle size of the i-th annulus, and when outer ring takes 1, and when inner ring takes 2；dmidFor the first annulus
The average value of the inner ring diameter of race diameter and third annulus, referred to as mid diameter.
2. the lightweight Split-type brake disc according to claim 1 with radiator structure, which is characterized in that the outer ring
Radiating ribs are equipped on radiator structure (1.1) and the intermediate radiator structure (1.2), dissipating on upper and lower two disk bodies (1)
Heat structure, which is adapted, and radiating ribs are opposite two-by-two constitutes hollow structure, and the dimensional parameters of the radiating ribs are as follows:
It is arranged in the adjacent both sides in bottom surface and the brake disc of the two neighboring radiating ribs on the single annulus of above-mentioned radiator structure
The line angle of the heart is α, and the value range of α is 1.35 °~1.40 °, and the radiating ribs bottom width is b, and value range is
23~24mm.
3. the lightweight Split-type brake disc according to claim 2 with radiator structure, which is characterized in that set the i-th circle
Radiating ribs number on ring is n, it is specified that angle α arc length and radiating ribs bottom width b corresponding on the annulus inner ring diameter
The sum of for radiating ribs on the annulus number, then the maximum value n of the number n of radiating ribsmaxWith minimum value nminIt calculates as follows:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592413.8A CN109488709B (en) | 2018-12-25 | 2018-12-25 | Lightweight split type brake disc with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811592413.8A CN109488709B (en) | 2018-12-25 | 2018-12-25 | Lightweight split type brake disc with heat radiation structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488709A true CN109488709A (en) | 2019-03-19 |
| CN109488709B CN109488709B (en) | 2024-02-13 |
Family
ID=65711887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811592413.8A Active CN109488709B (en) | 2018-12-25 | 2018-12-25 | Lightweight split type brake disc with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488709B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10318304A (en) * | 1997-05-15 | 1998-12-04 | Kurimoto Ltd | Brake disc excellent in heat resistant stress |
| CN204664236U (en) * | 2015-04-02 | 2015-09-23 | 南京北交轨道交通新材料科技有限公司 | A kind of anti-reflex action structural rail axle for vehicle is brake disk mounted |
| CN205118081U (en) * | 2015-10-12 | 2016-03-30 | 汶上海纬机车配件有限公司 | High -speed EMUs axle dress brake disc |
| CN209430647U (en) * | 2018-12-25 | 2019-09-24 | 大连交通大学 | A kind of seperated brake disc conducive to heat dissipation |
-
2018
- 2018-12-25 CN CN201811592413.8A patent/CN109488709B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10318304A (en) * | 1997-05-15 | 1998-12-04 | Kurimoto Ltd | Brake disc excellent in heat resistant stress |
| CN204664236U (en) * | 2015-04-02 | 2015-09-23 | 南京北交轨道交通新材料科技有限公司 | A kind of anti-reflex action structural rail axle for vehicle is brake disk mounted |
| CN205118081U (en) * | 2015-10-12 | 2016-03-30 | 汶上海纬机车配件有限公司 | High -speed EMUs axle dress brake disc |
| CN209430647U (en) * | 2018-12-25 | 2019-09-24 | 大连交通大学 | A kind of seperated brake disc conducive to heat dissipation |
Non-Patent Citations (1)
| Title |
|---|
| 潘利科;韩建民;李志强;杨智勇;李卫京;: "列车制动盘通风散热的数值仿真", 北京交通大学学报, no. 01 * |
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|---|---|
| CN109488709B (en) | 2024-02-13 |
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