CN207526914U - Brake disc - Google Patents
Brake disc Download PDFInfo
- Publication number
- CN207526914U CN207526914U CN201721619922.6U CN201721619922U CN207526914U CN 207526914 U CN207526914 U CN 207526914U CN 201721619922 U CN201721619922 U CN 201721619922U CN 207526914 U CN207526914 U CN 207526914U
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- CN
- China
- Prior art keywords
- disk
- inner tray
- disk body
- dowel
- brake disc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of brake disc, including：Outer disk body and inner tray, inner tray is provided with connecting flange, outer disk body is connect with inner tray by the dowel of multiple radial arrangements, air-dispersing channel is provided between adjacent dowel, dowel includes middle section and positioned at the end of middle section end, middle section is connected respectively with disk in disk in external disk body and inner tray, and end is only connected with disk in external disk body.Internal stress caused by dislocation deformation during the braking of this structure release between inside and outside disk body prevents braking disk body cracking；Reinforcing rib only is set in inner tray inner disc face, increase the heat dissipation area of inner tray, improve thermal capacity, avoid the fire check phenomenon caused by the very fast region of cooling occurs in the disk part between dowel, so as to solve the problems, such as that brake disc is easy to crack and heat dissipation effect is poor, extend the service life of brake disc.
Description
Technical field
The utility model belongs to automotive wheels end assembly technical field more particularly to a kind of brake disc.
Background technology
Brake disc is also known as brake disc, is that one kind is fixed on wheel hub, for realizing brake with brake caliper collective effect
Device, when vehicle is implemented to brake, the brake lining vertical compression of braking clamp clamp generates frictional force in the rubbing surface of brake disk surface, by
This generates braking moment, and mechanical energy is converted into thermal energy, so as to achieve the purpose that make vehicle deceleration or parking.
Brake disc includes inside and outside disk body and connecting flange, and connecting flange is connect with wheel hub, and inner tray connects with connecting flange
It connects, the interior disk of inner tray is connect by radiation tendon with the interior disk of outer disk body, and the radiation tendon of existing brake disc primarily serves
It connects amphidisc and forms the effect of air-dispersing channel.Brake caliper generates larger friction with brake disk surface friction during due to brake
Power and braking moment, and discharge a large amount of heat, i.e. brake disc temperature while by torque drastically increases, so as to brake disc pole
It is also easy to produce deformation.
Found by a large amount of road test analysis of experiments, the brake force that the inside and outside disk body of brake disc is subject in braking it is big
It is small to have difference, the braking moment that inside brake disk body is subject to outer braking disk body can be caused unequal, therefore in braking, it is inside and outside
Disk body can send out generation dislocation deformation, that is, connecting the radiation tendon of inside and outside disk body can twist deformation, eventually lead to brake disc disk
Cracking；In addition, it is also an important factor for brake disc disk is caused to crack that the heat dissipation of brake disc is uneven.
Utility model content
To overcome above-mentioned the deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a kind of brakings
Disk, to solve the problems, such as that easily cracking and heat dissipation effect are poor for brake disc in the prior art, so as to extend the service life of brake disc.
In order to solve the above technical problems, the utility model uses following technical scheme:
Brake disc, including：Outer disk body and inner tray, the inner tray are provided with connecting flange, the outer disk body with it is described
Inner tray is connected as one by the dowel of multiple radial arrangements, and being provided with air-dispersing between the adjacent dowel leads to
Road, the disk of the outer disk body being connected with the dowel are disk in external disk body, and what is be connected with the dowel is described interior
The disk of disk body is disk in inner tray；The dowel includes middle section and positioned at the end of the middle section end,
The middle section is connected respectively with disk in disk in the external disk body and the inner tray, the end only with the external disk
Internal disk is connected.
Preferably, there are two ends for the middle section tool, and an end is radially extended to the inner circumferential of the outer disk body
Face, another end are radially extended to the peripheral surface of the outer disk body.
Preferably, on a cross section width of the dowel radially from tapering into from inside to outside.
Preferably, disk is provided with the reinforcing ribs of multiple radial arrangements in the inner tray, the reinforcing rib only with institute
Disk in inner tray is stated to be connected.
Preferably, the reinforcing rib is arranged at intervals with the dowel.
Preferably, the cross section of the reinforcing rib is V-shaped, the opening portion of the reinforcing rib of the V-arrangement radially towards outward,
The pointed nose of the reinforcing rib of the V-arrangement is radially towards inwardly.
Preferably, the opening portion of the reinforcing rib of the V-arrangement is radially extended to the peripheral surface of the inner tray.
After employing above-mentioned technical proposal, the beneficial effects of the utility model are：
1) since the middle section of dowel is connected respectively with disk in disk in external disk body and inner tray, and its end is only
It is connected with disk in external disk body, which forms a kind of unique structure, during the braking of this structure release between inside and outside disk body
Dislocation deformation caused by internal stress, so as to which braking disk body be made not crack.
2) V-arrangement reinforcing rib only in inner tray is set, is on the one hand to increase the heat dissipation area of inner tray, is promoted whole
On the other hand radiating efficiency improves thermal capacity, avoid temperature change dramatically, and then avoids because of the disk part between dowel
Fire check phenomenon caused by the very fast region of appearance cooling.
In conclusion the revealed brake disc of the utility model is not only not easily susceptible to cracking but also carries when by brake force
High heat dissipation effect, so as to extend the service life of brake disc.
Description of the drawings
Fig. 1 is the front view of the utility model brake disc embodiment；
Fig. 2 is brake disc shown in Fig. 1 in the structure diagram for removing outer disk body rear portion and dividing dowel and reinforcing rib；
Fig. 3 is the sectional view of A-A in Fig. 1；
Fig. 4 is the sectional view of B-B in Fig. 1；
In figure：The outer disk bodies of 1-, 2- inner trays, 3- connecting flanges, 4- dowels, 5- reinforcing ribs, disk in 1c- external disk bodies,
Disk in 2c- inner trays, 4e- middle sections, 4f- ends.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Shown in common as shown in Figure 1, Figure 3 and Figure 4, a kind of brake disc, inner tray 2 is provided with connecting flange 3, connecting flange 3 with
Wheel hub (not shown) is connected, and outer disk body 1 is connected as one with inner tray 2 by the dowel 4 of multiple radial arrangements, phase
The air-dispersing channel with exhaust and heat sinking function, the disk of outer disk body 1 being connected with dowel 4 are provided between adjacent dowel 4
For disk 1c in external disk body, the disk of inner tray 2 being connected with dowel 4 is disk 2c in inner tray in face.
As shown in Fig. 2, dowel 4 includes the middle section 4e and end 4f positioned at middle section end, middle section 4e
It is connected respectively with disk 2c in disk 1c in external disk body and inner tray, end 4f is only connected with disk 1c in external disk body.Middle part
Dividing 4e tools, one end is radially extended to the inner peripheral surface of outer disk body, another end is radially extended to institute there are two end
State the peripheral surface of outer disk body.Dislocation deformation during the braking of this structure release brake disc between inner tray 2, outer disk body 1 causes
Internal stress, prevent dowel 4 and the junction of disk 1c in disk 2c in inner tray and external disk body from cracking, and then prevent
Because of the braking surface cracking of the two brake disc bodies caused by disk cracking out of amphidisc of dowel 4.
As shown in Figure 3 and Figure 4, brake disc a cross section is splitted and seen, the width of dowel 4 is radially in
It tapers into outward.I.e. so that being spaced on diameter between adjacent dowel becomes larger from inside to outside, that is, radiate logical
Road becomes larger from inside to outside so that extraneous cold air is easily accessible and internal hot-air is easily drained, and is conducive to brake
The radiating and cooling of disk.
As shown in Figure 2 and Figure 4, disk 2c is provided with reinforcing rib 5 in inner tray, reinforcing rib 5 only with disk 2c in inner tray
It is connected.Reinforcing rib 5 is arranged at intervals with dowel 4.The cross section of reinforcing rib 4 is V-shaped, the opening portion of V-arrangement reinforcing rib radially towards
Outward, pointed nose is radially towards inwardly.The opening portion of V-arrangement reinforcing rib is radially extended to the peripheral surface of inner tray 2.Inside
Increasing reinforcing rib in the interior disk of disk body means to increase heat dissipation area, promotes integral heat sink efficiency, on the other hand improves
The thermal capacity of entire disk body, avoids temperature change dramatically, and then avoids the very fast region that cools down occur because of the disk between radiation tendon
Caused by fire check phenomenon.The structure of reinforcing rib can be arranged to triangle or other shapes, as further excellent
Change, reinforcing rib is set as V-arrangement because not only the heat dissipation channel of both sides has an airflow, and the opening of V-arrangement muscle outwardly with the external world
Air contact area bigger has the function of preferably to radiate.
The technical solution of the utility model is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Above-described embodiment, it will be appreciated by those skilled in the art that the various changes made in the form and details to it are equal
It falls in the protection domain limited in the utility model claims book.
Claims (7)
1. a kind of brake disc, including：
Outer disk body and inner tray, the inner tray are provided with connecting flange, and the outer disk body passes through multiple spokes with the inner tray
The dowel for penetrating shape arrangement is connected as one, and air-dispersing channel is provided between the adjacent dowel, with the dowel phase
For the disk of the outer disk body even for disk in external disk body, the disk of the inner tray being connected with the dowel is inner tray
Interior disk；It is characterized in that,
The dowel includes middle section and positioned at the end of the middle section end, the middle section respectively with it is described
Disk is connected with disk in the inner tray in external disk body, and the end is only connected with disk in the external disk body.
2. brake disc as described in claim 1, which is characterized in that there are two end, an ends for the middle section tool
End is radially extended to the inner peripheral surface of the outer disk body, another described end is radially extended to the periphery of the outer disk body
Face.
3. brake disc as described in claim 1, which is characterized in that the width of the dowel is radially on a cross section
It tapers into from inside to outside.
4. brake disc as described in claim 1, which is characterized in that disk is provided with multiple radial arrangements in the inner tray
Reinforcing rib, the reinforcing rib is only connected with disk in the inner tray.
5. brake disc as claimed in claim 4, which is characterized in that the reinforcing rib is arranged at intervals with the dowel.
6. brake disc as claimed in claim 4, which is characterized in that the cross section of the reinforcing rib is V-shaped, and the V-arrangement adds
The opening portion of strengthening tendons is radially towards outward, and the pointed nose of the reinforcing rib of the V-arrangement is radially towards inwardly.
7. brake disc as claimed in claim 6, which is characterized in that the opening portion of the reinforcing rib of the V-arrangement radially extend to
The peripheral surface of the inner tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721619922.6U CN207526914U (en) | 2017-11-28 | 2017-11-28 | Brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721619922.6U CN207526914U (en) | 2017-11-28 | 2017-11-28 | Brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207526914U true CN207526914U (en) | 2018-06-22 |
Family
ID=62581203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721619922.6U Active CN207526914U (en) | 2017-11-28 | 2017-11-28 | Brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207526914U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882899A (en) * | 2017-11-28 | 2018-04-06 | 山东浩信浩德精密机械有限公司 | Brake disc |
| CN113819169A (en) * | 2021-08-03 | 2021-12-21 | 聊城市特力汽车零部件有限公司 | Brake disc for novel trailer axle |
-
2017
- 2017-11-28 CN CN201721619922.6U patent/CN207526914U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882899A (en) * | 2017-11-28 | 2018-04-06 | 山东浩信浩德精密机械有限公司 | Brake disc |
| CN113819169A (en) * | 2021-08-03 | 2021-12-21 | 聊城市特力汽车零部件有限公司 | Brake disc for novel trailer axle |
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| GR01 | Patent grant |