CN205207496U - Brake disk for automobile - Google Patents
Brake disk for automobile Download PDFInfo
- Publication number
- CN205207496U CN205207496U CN201520947451.6U CN201520947451U CN205207496U CN 205207496 U CN205207496 U CN 205207496U CN 201520947451 U CN201520947451 U CN 201520947451U CN 205207496 U CN205207496 U CN 205207496U
- Authority
- CN
- China
- Prior art keywords
- friction
- mounting flange
- disk
- friction disk
- brake disc
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a brake disk for automobile, including friction disk and mounting flange, the friction disk is the ring structure, is provided with a plurality of U type grooves on circumference in it, is provided with the arch that corresponds with U type groove on mounting flange's the outer circumference, and the arch is fixed at U type inslot to fixing mounting flange with the friction disk, setting up the ventilation space between the circumference in mounting flange and the friction disk, the friction disk is the gray iron friction disk, and mounting flange is the magnesium iron flange. The friction disk all is provided with a plurality of louvres including friction inner disc, the outer dish of friction on the outer dish of friction inner disc and friction, the utility model discloses a set up the louvre in the quotation of the friction disk of current brake disc, heat dissipation channel between the louvre intercommunication friction disk to the heat dissipation of quickening brake disc, simultaneously, mounting flange adopts the magnesium iron casting, utilizes the hot conduction efficiency of magnesium iron material to get the characteristic slowly, and the heat that slows down the friction disk production passes through mounting flange and transmits to spare parts such as bearing oil seal the life -span of extend bearing, oil blanket.
Description
technical field:
The utility model relates to automobile brake component technical field, is specifically related to a kind of automotive brake disc.
background technique:
Automotive brake is the critical component of automotive safety stable operation, at present, flourish along with Domestic Automotive Industry, disk type braker substitutes traditional drum brake gradually, with drum brake ratio, disk type braker is lightweight, reaction is fast, heat fade, water fade is little, the advantages such as insensitivity is good, disk type braker is by brake calipers, brake disc and brake block are formed, brake block clamping brake disc is driven by brake calipers, carry out friction catch, in friction catch process, actual is potential energy, kinetic transformation is the process of heat energy, the heat major part produced is braked dish and absorbs, the temperature of brake disc can raise.As shown in Figure 1 and Figure 2, the fricative heat part of existing brake disc is by friction disk 101 self-radiating, namely dispelled the heat by the heat dissipation channel 102 between friction disk 101, another part heat can pass to mounting flange 103, is being passed to the component such as bearing, oil sealing, wheel hub be connected with friction disk 101 by mounting flange 103.
Automobile is braked frequently in the process of moving, and brake disc often can be caused overheated, and the overheated meeting of brake disc brings a lot of problem, and such as friction plate is overheated to come off, ABS ablation, bearing burns out, oil sealing is damaged, and then can cause braking failure, brings very large potential safety hazard.
In addition, the friction disk 101 of existing automotive brake and mounting flange 103 are formed by HT200 or HT250 cast inblock mostly, the heat that friction disk 101 friction catch produces can be directly passed to by mounting flange 103 component such as bearing, oil sealing, wheel hub be connected with friction disk 101, gray iron heat conduction efficiency is high, heat can not get buffering, and direct transmission easily causes the component such as bearing, oil sealing heat damage.Therefore, dispelling the heat to brake disc, is the direction that numerous technician make great efforts to research and develop.
model utility content:
In sum, in order to overcome the deficiency of prior art problem, the utility model provides a kind of automotive brake disc, it arranges radiation hole in the card of the friction disk of existing brake disc, radiation hole is communicated with the heat dissipation channel between friction disk, thus the heat dissipation channel of heat between friction disk that brake disc friction catch is produced, again by the radiation hole in friction disk card discharged to outside brake disc, thus accelerate brake disc heat radiation, simultaneously, the mounting flange of brake disc is adopted Ductile Iron Casting, utilize the heat conduction efficiency of ductile iron material slow characteristic, the heat slowing down friction disk generation passes to the component such as bearing enclosure by mounting flange, extend bearing, the life-span of oil sealing.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of automotive brake disc, wherein: comprise friction disk and mounting flange, described friction disk is circle structure, its inner circumference is provided with multiple U-type groove, the excircle of mounting flange is provided with the projection corresponding with U-type groove, projection is fixed in U-type groove, thus mounting flange and friction disk are fixed, arrange ventilation voids between mounting flange and friction disk inner circumference, described friction disk is gray iron friction disk, and described mounting flange is ductile iron flange.
Further, described friction disk is comprised friction inner disc, friction outer disk and the friction inner disc described in attachment post and is connected by attachment post with friction outer disk, heat dissipation channel is formed between friction inner disc and friction outer disk, described friction inner disc and friction outer disk are provided with multiple radiation hole, and radiation hole is communicated with heat dissipation channel.
Further, the projection on described mounting flange and the U-type groove on friction disk are fixed by second pouring.
Further, described multiple radiation hole arc shootings become radiation hole group, and radiation hole group is helical arrangement on friction inner disc and friction outer disk.
The beneficial effects of the utility model are:
1, the utility model arranges radiation hole in the card of the friction disk of existing brake disc, radiation hole is communicated with the heat dissipation channel between friction disk, thus the heat dissipation channel of heat between friction disk that brake disc friction catch is produced, again by the radiation hole in friction disk card discharged to outside brake disc, thus accelerate brake disc heat radiation, simultaneously, the mounting flange of brake disc is adopted Ductile Iron Casting, utilize the heat conduction efficiency of ductile iron material slow characteristic, the heat slowing down friction disk generation passes to the component such as bearing enclosure by mounting flange, extend bearing, the life-span of oil sealing.
2, mounting flange of the present utility model adopts Ductile Iron Casting flange, ductile iron material heat conduction efficiency is slow, friction disk of the present utility model then adopts grey iron casting friction disk, gray iron material heat conduction efficiency is fast, the fricative heat of friction disk is delivered to mounting flange fast, ventilation voids heat radiation between mounting flange and friction disk, effectively can evade heat by the transmission of mounting flange to wheel hub, bearing, oil sealing, extend the life-span of bearing, oil sealing.
3, the utility model structure simple, easy to use, conceive novel, with low cost, be applicable to the requirement of mass production, brake system of car can be made more safe and reliable, ensure ride safety of automobile.
accompanying drawing illustrates:
Fig. 1 is the structural representation of existing automobile brake disc;
Fig. 2 is the A-A cross-sectional schematic of the utility model Fig. 1;
Fig. 3 is structural representation of the present utility model.
embodiment:
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 3, a kind of automotive brake disc, comprise friction disk and mounting flange 1, described friction disk is circle structure, its inner circumference is provided with multiple U-type groove 2, the excircle of mounting flange 1 is provided with the projection 3 corresponding with U-type groove 2, protruding 3 are fixed in U-type groove 2, thus mounting flange 1 and friction disk are fixed, the projection 3 on described mounting flange 1 is fixed by second pouring with the U-type groove 2 on friction disk.Arrange ventilation voids 4 between mounting flange 1 and friction disk inner circumference, described friction disk is gray iron friction disk, and described mounting flange 1 is ductile iron flange.Described friction disk is comprised friction inner disc 5, friction outer disk 6 and the friction inner disc 5 described in attachment post 7 and is connected by attachment post 7 with friction outer disk 6, heat dissipation channel 8 is formed between friction inner disc 5 and friction outer disk 6, friction inner disc 5 described in described friction disk and friction outer disk 6 are provided with multiple radiation hole 9, and radiation hole 9 is communicated with heat dissipation channel 8.Described multiple radiation holes 9 arc shooting becomes radiation hole 9 groups, and radiation hole 9 groups is helical arrangement on friction inner disc 5 and friction outer disk 6.
When automobile brake, brake block and friction disk friction make automobile brake.A fricative heat part is distributed by friction disk self, heat dissipation channel 8 is formed between the multiple attachment posts 7 arranged in friction disk, friction disk self-radiating can be accelerated, simultaneously, fricative heat is after entering heat dissipation channel 8, discharge by friction inner disc 5 and friction outer disk 6 arrange radiation hole 9, thus accelerate friction disk self-radiating further.The radiation hole 9 of helical arrangement, its Hand of spiral can be consistent with wheel rolling direction, thus facilitate heat to discharge.
The fricative heat of friction disk, the part of not distributed by friction disk self passes to mounting flange 1, mounting flange 1 of the present utility model adopts Ductile Iron Casting flange, ductile iron material heat conduction efficiency is slow, friction disk of the present utility model then adopts grey iron casting friction disk, gray iron material heat conduction efficiency is fast, the fricative heat of friction disk is delivered to mounting flange 1 fast, ventilation voids 4 between mounting flange 1 and friction disk is dispelled the heat, effectively can evade heat by the transmission of mounting flange 1 to wheel hub, bearing, oil sealing, extend the life-span of bearing, oil sealing.
Be noted that, above-described embodiment is unrestricted to the explanation of technical solutions of the utility model, the equivalent replacement of art those of ordinary skill or other amendment made according to prior art, as long as do not exceed thinking and the scope of technical solutions of the utility model, all should be included within the interest field required by the utility model.
Claims (4)
1. an automotive brake disc, it is characterized in that: comprise friction disk and mounting flange (1), described friction disk is circle structure, its inner circumference is provided with multiple U-type groove (2), the excircle of mounting flange (1) is provided with the projection (3) corresponding with U-type groove (2), protruding (3) are fixed in U-type groove (2), thus mounting flange (1) and friction disk are fixed, ventilation voids (4) is set between mounting flange (1) and friction disk inner circumference, described friction disk is gray iron friction disk, and described mounting flange (1) is ductile iron flange.
2. automotive brake disc according to claim 1, it is characterized in that: described friction disk comprises friction inner disc (5), friction outer disk (6) and attachment post (7), described friction inner disc (5) is connected by attachment post (7) with friction outer disk (6), heat dissipation channel (8) is formed between friction inner disc (5) and friction outer disk (6), described friction inner disc (5) and friction outer disk (6) are provided with multiple radiation hole (9), and radiation hole (9) is communicated with heat dissipation channel (8).
3. automotive brake disc according to claim 1, is characterized in that: the projection (3) on described mounting flange (1) is fixed by second pouring with the U-type groove (2) on friction disk.
4. automotive brake disc according to claim 2, is characterized in that: described multiple radiation holes (9) arc shooting becomes radiation hole group, and radiation hole group is in friction inner disc (5) and the upper helical arrangement of friction outer disk (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520947451.6U CN205207496U (en) | 2015-11-25 | 2015-11-25 | Brake disk for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520947451.6U CN205207496U (en) | 2015-11-25 | 2015-11-25 | Brake disk for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207496U true CN205207496U (en) | 2016-05-04 |
Family
ID=55845215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520947451.6U Expired - Fee Related CN205207496U (en) | 2015-11-25 | 2015-11-25 | Brake disk for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207496U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150566A (en) * | 2018-02-05 | 2018-06-12 | 株洲联诚集团控股股份有限公司 | Energy storage type tramcar flange brake disc |
| CN108331864A (en) * | 2018-04-19 | 2018-07-27 | 驻马店恒久机械制造有限公司 | A kind of composite brake disc and preparation method thereof |
-
2015
- 2015-11-25 CN CN201520947451.6U patent/CN205207496U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150566A (en) * | 2018-02-05 | 2018-06-12 | 株洲联诚集团控股股份有限公司 | Energy storage type tramcar flange brake disc |
| CN108331864A (en) * | 2018-04-19 | 2018-07-27 | 驻马店恒久机械制造有限公司 | A kind of composite brake disc and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20181125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |