CN217926864U - Disc brake type hub and brake - Google Patents
Disc brake type hub and brake Download PDFInfo
- Publication number
- CN217926864U CN217926864U CN202221478306.4U CN202221478306U CN217926864U CN 217926864 U CN217926864 U CN 217926864U CN 202221478306 U CN202221478306 U CN 202221478306U CN 217926864 U CN217926864 U CN 217926864U
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- core
- brake
- disc
- outer end
- brake disc
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model discloses a formula wheel hub and stopper are stopped to dish, dish formula wheel hub of stopping includes: cylindrical core and collar portion located inside the core: the core part is formed by integrally extending outwards from the end surface of the outer end of the shaft ring part and along the axial direction of the disc brake type hub; the outer end terminal surface of collar portion has a plurality of fixed columns that are used for supporting the brake disc to the evagination along axial direction, and a plurality of fixed columns surround in the periphery of core and distribute along the circumference of core, and each fixed column has a fixed part of being connected with collar portion and outwards extends the connecting portion that forms from the fixed part along axial direction, has a clearance space between the outer peripheral face of each connecting portion and core, and the outer terminal surface laminating of a plurality of connecting portions and the interior terminal surface laminating of brake disc and inwards seted up threaded hole. Through this structural design for connecting portion are unsettled state, not only can alleviate wheel hub's weight and do benefit to the heat dissipation, still can cancel the neck of brake disc, thereby under the circumstances of lightening stopper weight, improve the radiating effect.
Description
Technical Field
The utility model relates to an automobile brake technical field, concretely relates to dish formula wheel hub and stopper of stopping.
Background
The existing brake of the front axle of the automobile comprises a hub and a brake disc, wherein the hub is provided with a shaft ring part and a core part which is positioned on the outer side of the shaft ring part and connected with the end face of the shaft ring part, the brake disc is provided with a disc body, a neck part is convexly extended on the end face of one end of the disc body along the axial direction of the disc body, the neck part is positioned in the middle of the disc body and is in a cylindrical shape, when the brake disc is installed, the neck part is sleeved on the core part, and the free end of the neck part and the shaft ring part are fixed through screws. However, the conventional brake is heavy and is not favorable for the light weight development of the front axle.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a not enough to prior art, the utility model aims at providing a alleviate dish of stopper weight and stop formula wheel hub and stopper under the structural strength's that satisfies the stopper condition, this stopper not only realizes the lightweight, and can improve the radiating effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
disc brake formula wheel hub includes: a cylindrical core and a collar located inside the core:
the core part is used for being matched with a mounting hole of a brake disc and integrally extends outwards from the end face of the outer end of the shaft ring part and along the axial direction of the disc brake type hub;
the outer end face of the shaft ring part is outwards protruded with a plurality of fixing columns for supporting the brake disc along the axial direction, the fixing columns surround the periphery of the core part and are distributed along the circumferential direction of the core part, each fixing column is provided with a fixing part connected with the shaft ring part and a connecting part formed by outwards extending the fixing part along the axial direction, a spacing space is arranged between each connecting part and the peripheral face of the core part, and the outer end faces of the connecting parts are attached to the inner end face of the brake disc and are internally provided with threaded holes.
Further, the core has the edge two bearing installation departments that axial direction distributes, and links up the transition portion of two bearing installation departments, the inner chamber of two bearing installation departments is used for the installation bearing, each connecting portion with the transition portion correspond and with form one between the outer peripheral face of transition portion the interval space.
Further, the inside and outside both ends of connecting portion respectively with two bearing installation departments correspond, just the interval space certainly the inner of connecting portion is to the outer end crescent.
Further, the connecting portion is located on the inner side of the outer end of the core portion, the connecting portion is gradually reduced from the inner end to the outer end thereof, and the distance between the outer end face of the connecting portion and the end face of the outer end of the core portion is greater than the thickness of the brake disc.
Further, the fixing portions are fixedly connected with the end face of the outer end of the shaft ring portion and the outer peripheral wall of the inner end of the core portion, and two adjacent fixing portions are connected.
Furthermore, a plurality of fixed columns wind disc brake formula wheel hub's axis is annular matrix distribution and with disc brake formula wheel hub integrated into one piece.
The utility model also provides a brake, including any of the above-mentioned embodiments dish formula wheel hub and brake disc of stopping, the mounting hole inner wall of brake disc with the periphery wall cooperation of core, the threaded hole of fixed column is equipped with and is used for connecting the brake disc with the screw of core.
Furthermore, a gasket is arranged between the outer end faces of the connecting portions and the inner end face of the brake disc, the gasket is sleeved on the core portion, and the inner end face and the outer end face of the gasket are tightly attached to the outer end faces of the connecting portions and the inner end face of the brake disc respectively.
The utility model discloses dish formula wheel hub of stopping through set up a plurality of fixed columns surround in the periphery of core and follow the circumference of core distributes to have a space between the outer peripheral face of the connecting portion that set up each fixed column and core, so that it is unsettled state, a plurality of fixed columns form a bearing structure who is used for supporting the brake disc and is the fretwork form promptly, not only can alleviate wheel hub's weight and do benefit to the heat dissipation, still can cancel the neck of brake disc, thereby under the circumstances that alleviates stopper weight, improve the radiating effect.
Drawings
Fig. 1 is a schematic perspective view of a disc brake type wheel hub of the present invention;
fig. 2 is a three-dimensional combination schematic diagram of the disc brake type hub and the brake disc of the present invention after being assembled;
FIG. 3 is a partial exploded perspective view of FIG. 2;
fig. 4 is a cross-sectional view of fig. 2.
Detailed Description
The invention will be further described with reference to the following drawings and detailed description:
as shown in fig. 1 to 4, the utility model provides a disc brake type wheel hub 200 is installed on the axle (not shown), and it adopts the casting shaping, and disc brake type wheel hub 200 includes the core 1 of tube-shape and is located the inboard axle collar portion 2 of core 1.
As shown in fig. 1 and 2, the core 1 is configured to be fitted into a mounting hole 101 of a brake disc 100, and is formed to extend integrally from an outer end surface of the collar portion 2 outward in an axial direction of the disc brake hub 200, and a bearing (not shown) is mounted in an inner cavity of the core 1 to be fitted into an axle (not shown).
As shown in fig. 1 and 2, a plurality of fixing posts 21 for supporting the brake disc 100 protrude outward from an outer end surface of the collar portion 2 along an axial direction, the plurality of fixing posts 21 surround an outer periphery of the core portion 1 and are uniformly distributed along a circumferential direction of the core portion 1, specifically, the plurality of fixing posts 21 are distributed in an annular matrix around an axis of the disc brake hub 200 to uniformly apply a force to the brake disc 100 and the disc brake hub 200, and the plurality of fixing posts 21 and the disc brake hub 200 are integrally molded (cast). Because the quantity of the fixing columns 21 is more, the connection strength between the brake disc 100 and the disc brake type hub 200 is stronger, so that the installation of the brake disc 100 is stable and reliable, in the embodiment, 12 fixing columns 21 are designed, and the quantity of the fixing columns 21 is selected, so that the heat dissipation effect can be improved under the condition of ensuring the connection strength between the brake disc 100 and the disc brake type hub 200.
As shown in fig. 1 and 2, each fixing post 21 has a fixing portion 211 connected to the outer end face of the collar portion 2 and a connecting portion 212 integrally extending outward from the fixing portion 211 along the axial direction, and a space 213 is provided between each connecting portion 212 and the outer peripheral surface of the core portion 1 to suspend the fixing post, i.e. the fixing posts 21 form a hollow support structure for supporting the brake disc 100, which not only reduces the weight of the hub 200 and facilitates heat dissipation, but also eliminates the neck of the brake disc 100, thereby improving the heat dissipation effect while reducing the weight of the brake. In the present embodiment, in order to simplify the structure and improve the structural strength, the fixing portions 211 are fixedly connected to the outer end surface of the collar portion 2 and the outer peripheral wall of the inner end of the core portion 1, specifically, the fixing portions 211 are formed to extend outward in the axial direction from the inner end surface of the collar, more specifically, the fixing portions 211 are formed to extend integrally with the collar portion 2 and the core portion 1, and two adjacent fixing portions 211 are connected to further improve the structural strength. The outer end surfaces of the connecting portions 212 are fitted to the inner end surfaces of the brake rotor 100 to support the brake rotor 100, and threaded holes 214 (shown in fig. 4) for mounting the brake rotor 100 are opened inward.
As shown in fig. 1 and 4, the core 1 has two bearing installation portions 11 distributed along the axial direction and a transition portion 12 connected to the two bearing installation portions 11, inner cavities of the two bearing installation portions 11 are used for installing bearings (not shown), each connection portion 212 corresponds to the transition portion 12 and forms a spacing space 213 with the outer peripheral surface of the transition portion 12, through the position design of the connection portion 212, when the brake disc 100 generates heat during braking, the heat is not transferred to the bearings in the inner cavities through the two bearing installation portions 11 along the radial direction of the disc brake type hub 200, but is transferred to the connection portion 212 along the axial direction, and meanwhile, the heat on the connection portion 212 is dissipated in the spacing space 213, so that the connection portion 212 is cooled, thereby reducing the heat conduction between the brake disc 100 and the disc brake type hub 200, and facilitating the heat dissipation of the brake disc 100. The inner and outer ends of the connecting portion 212 correspond to the two bearing mounting portions 11, respectively, and the spacing space 213 gradually increases from the inner end to the outer end of the connecting portion 212 to further improve the heat dissipation effect, specifically, the connecting portion 212 is located at the inner side of the outer end of the core portion 1, and the connecting portion 212 gradually decreases from the inner end to the outer end thereof to realize the gradual increase of the spacing space 213 from the inner end to the outer end of the connecting portion 212, and in addition, the weight can be reduced; and the distance between the outer end surface of the connection portion 212 and the end surface of the outer end of the core portion 1 is greater than the thickness of the brake disc 100 to facilitate the installation of the brake disc 100.
The embodiment of the utility model provides a still provide a brake, including any one of the above-mentioned embodiment disc brake formula wheel hub 200 and brake disc 100, the mounting hole 101 inner wall of brake disc 100 cooperates (as shown in figure 4) with the periphery wall of core 1, is equipped with the screw 3 (as shown in figure 4) that is used for connecting brake disc 100 and core 1 in the screw hole 214 of fixed column 21, and brake disc 100 passes through screw 3 promptly and fastens with fixed column 21. As shown in fig. 3 and 4, in order to protect the brake disc 100 and compensate the installation gap between the brake disc 100 and the disc brake hub 200, a spacer 4 is disposed between the outer end surfaces of the connecting portions 212 and the inner end surface of the brake disc 100, the spacer 4 is sleeved on the core 1, and the inner end surface and the outer end surface of the spacer 4 are respectively tightly attached to the outer end surfaces of the connecting portions 212 and the inner end surface of the brake disc 100, so as to ensure that the brake disc 100 is installed stably and reliably.
The utility model discloses dish formula wheel hub of stopping through set up a plurality of fixed columns surround in the periphery of core and follow the circumference of core distributes to have a space between the outer peripheral face of the connecting portion that set up each fixed column and core, so that it is unsettled state, a plurality of fixed columns form a bearing structure who is used for supporting the brake disc and is the fretwork form promptly, not only can alleviate wheel hub's weight and do benefit to the heat dissipation, still can cancel the neck of brake disc, thereby under the circumstances that alleviates stopper weight, improve the radiating effect.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. Dish formula wheel hub of stopping, its characterized in that includes: a cylindrical core and a collar located inside the core:
the core part is used for being matched with a mounting hole of a brake disc and integrally extends outwards from the end face of the outer end of the shaft ring part and along the axial direction of the disc brake type hub;
the outer end face of the shaft ring part is outwards protruded with a plurality of fixing columns for supporting the brake disc along the axial direction, the fixing columns surround the periphery of the core part and are distributed along the circumferential direction of the core part, each fixing column is provided with a fixing part connected with the shaft ring part and a connecting part formed by outwards extending the fixing part along the axial direction, a spacing space is arranged between each connecting part and the peripheral face of the core part, and the outer end faces of the connecting parts are attached to the inner end face of the brake disc and are internally provided with threaded holes.
2. A disc brake type wheel hub according to claim 1, wherein the core has two bearing installation portions distributed along the axial direction, and a transition portion connecting the two bearing installation portions, inner cavities of the two bearing installation portions are used for installing bearings, and each of the connecting portions corresponds to the transition portion and forms one of the space spaces with the outer peripheral surface of the transition portion.
3. The disc brake type wheel hub according to claim 2, wherein the inner and outer ends of the connecting portion correspond to the two bearing mounting portions, respectively, and the space gradually increases from the inner end to the outer end of the connecting portion.
4. A disc brake hub according to claim 1, wherein the connecting portion is located inside the outer end of the core, the connecting portion is tapered from its inner end to its outer end, and a distance between an outer end surface of the connecting portion and an end surface of the outer end of the core is greater than a thickness of the brake disc.
5. A disc brake type wheel hub according to claim 1, wherein the fixing portions are fixedly connected to the outer end surface of the collar portion and the outer peripheral wall of the inner end of the core portion, and adjacent two fixing portions are connected.
6. The disc brake hub of claim 1, wherein the plurality of securing posts are distributed in an annular matrix about the axis of the disc brake hub and are integrally formed with the disc brake hub.
7. The brake is characterized by comprising the disc brake type hub and the brake disc as claimed in any one of claims 1 to 6, wherein the inner wall of the mounting hole of the brake disc is matched with the outer peripheral wall of the core part, and the screw used for connecting the brake disc and the core part is arranged in the threaded hole of the fixing column.
8. The brake of claim 7, wherein a spacer is disposed between the outer end surfaces of the connecting portions and the inner end surface of the brake disc, the spacer is sleeved on the core, and the inner end surface and the outer end surface of the spacer are respectively closely attached to the outer end surfaces of the connecting portions and the inner end surface of the brake disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221478306.4U CN217926864U (en) | 2022-06-14 | 2022-06-14 | Disc brake type hub and brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221478306.4U CN217926864U (en) | 2022-06-14 | 2022-06-14 | Disc brake type hub and brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926864U true CN217926864U (en) | 2022-11-29 |
Family
ID=84183016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221478306.4U Active CN217926864U (en) | 2022-06-14 | 2022-06-14 | Disc brake type hub and brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926864U (en) |
-
2022
- 2022-06-14 CN CN202221478306.4U patent/CN217926864U/en active Active
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