CN111559201B - Closed or semi-closed wheel hub - Google Patents
Closed or semi-closed wheel hub Download PDFInfo
- Publication number
- CN111559201B CN111559201B CN202010441050.9A CN202010441050A CN111559201B CN 111559201 B CN111559201 B CN 111559201B CN 202010441050 A CN202010441050 A CN 202010441050A CN 111559201 B CN111559201 B CN 111559201B
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- closed
- wheel hub
- heat dissipation
- semi
- pocket plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T5/00—Vehicle modifications to facilitate cooling of brakes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a closed or semi-closed type wheel hub, which comprises a wheel hub main body and a heat dissipation device for dissipating heat of a brake disc; the heat dissipation device comprises a plurality of air pocket plates for containing air into the heat dissipation ports and covering the heat dissipation ports, and an inertia frame for driving the air pocket plates to open and close; a connecting device for connecting the inertia frame and the wind pocket plate is arranged between the inertia frame and the wind pocket plate; and a plurality of accommodating cavities corresponding to the heat dissipation ports are also arranged in the wheel hub main body. When the automobile is running, the air pocket plate seals the heat dissipation opening, so that air flow is prevented from entering the wheel hub, wind resistance can be reduced, fuel oil consumption is reduced, when the automobile is braked and decelerated, the inertia frame can continue to rotate due to inertia, at the moment, the air pocket plate can be ejected out by the connecting device connected between the inertia frame and the air pocket plate, the heat dissipation opening is opened, and the air pocket plate can be used for wrapping the air flow into the wheel hub to cool and dissipate heat of the brake disc. The problem that the brake disc can not radiate heat in time is solved.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a closed or semi-closed type wheel hub.
Background
When the automobile brakes, the brake disc can generate heat, and in order to prolong the service life of the brake disc, the automobile hub is usually provided with a heat dissipation opening for heat dissipation and cooling of the brake disc. However, the heat dissipation port on the automobile hub is beneficial to heat dissipation of the brake disc, but can also cause huge resistance to driving when the automobile is normally driven, and fuel oil consumption is increased. In order to solve the problem in the prior art, a movable cover is added on the heat dissipation opening, and then the movable cover is controlled to open or close the heat dissipation opening through a driving piece. However, during braking, the driver may forget to operate the driving member to control the movable cover, which may result in the brake disc not dissipating heat in time.
In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.
Disclosure of Invention
The invention mainly aims to provide a closed or semi-closed type wheel hub, which solves the problem that a brake disc cannot timely dissipate heat in the prior art.
In order to achieve the above purpose, the solution of the invention is: the closed or semi-closed type wheel hub comprises a wheel hub main body and a heat dissipation device for dissipating heat of a brake disc; the heat dissipation device comprises a plurality of air pocket plates for containing air into the heat dissipation ports and covering the heat dissipation ports, and an inertia frame for driving the air pocket plates to open and close; a connecting device for connecting the inertia frame and the wind pocket plate is arranged between the inertia frame and the wind pocket plate; and a plurality of accommodating cavities corresponding to the heat dissipation ports are also arranged in the wheel hub main body.
Furthermore, the inertia frame comprises a circular rotating ring positioned on the inner ring and a plurality of connecting frames which correspond to the heat dissipation openings and are fixedly connected to the circumferential surface of the rotating ring; the accommodating cavity is provided with an annular groove matched with the circular rotating ring.
Furthermore, the connecting frame comprises two supporting columns fixedly connected with the circular rotating ring and an arc-shaped connecting column connected to the upper ends of the two supporting columns; the circular arc connecting column and the circular rotating ring are coaxially arranged.
Furthermore, a first connecting table capable of installing the connecting device is arranged on the arc-shaped connecting column, and a first circular groove is formed in the first connecting table.
Further, still be equipped with on the pocket aerofoil with the second that connecting device connects is connected the platform, the second is connected the bench and is equipped with the circular recess of second.
Further, connecting device includes the spliced pole, the one end of spliced pole is equipped with and extends and runs through the first connecting hole of spliced pole along spliced pole radial direction, the other end of spliced pole is equipped with and extends and runs through the second connecting hole of spliced pole along spliced pole radial direction.
Furthermore, the connecting device further comprises a first connecting seat pivoted with the first connecting hole and a second connecting seat pivoted with the second connecting hole.
Furthermore, the first connecting seat comprises a first connecting base which extends into the first circular groove and is in rotating fit with the first circular groove, two first lugs are arranged on the first connecting base, and a first connecting shaft which is in rotating connection with the first connecting hole is arranged between the two first lugs; the second connecting seat comprises a second connecting base which extends into the second circular groove and is in running fit with the second circular groove, two second convex blocks are arranged on the second connecting base, and a second connecting shaft which is in running connection with the second connecting hole is arranged between the two second convex blocks.
Further, the heat dissipation device also comprises a return spring which pulls the inertia frame back to the original position.
Further, the return spring is positioned on the support column behind the rotation of the wheel.
Further, a partition plate is arranged between the adjacent accommodating cavities.
Furthermore, the air pocket plate is connected with the heat dissipation port in a turnover mode through the rotating shaft.
Furthermore, a rotating sleeve matched with the rotating shaft is arranged on the side wall of the heat dissipation opening.
After the structure is adopted, the invention relates to a closed or semi-closed type wheel hub. When the automobile normally travels, the air pocket plate is in a closed state, the heat dissipation port is closed, air flow is prevented from entering the wheel hub, wind resistance can be reduced, fuel oil consumption is reduced, when the automobile decelerates in braking, the inertia frame can continue to rotate due to inertia, at the moment, the air pocket plate can be ejected out by the connecting device connected between the inertia frame and the air pocket plate, the heat dissipation port is opened, therefore, the air pocket plate can be used for containing the air flow into the wheel hub, the brake disc is cooled and dissipated, when braking is finished, the inertia frame is pulled back to the original position to enable the heat dissipation port to be closed under the action of the reset spring. Compared with the prior art, the present case utilizes inertia to control heat abstractor, as long as there is the brake speed reduction, just can be ejecting with the pocket aerofoil, opens the thermovent, the untimely problem of heat dissipation can not appear.
Drawings
FIG. 1 is a diagram illustrating the state of the present invention in a normal row;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic diagram illustrating the braking deceleration state of the present invention;
FIG. 4 is a schematic view of the wheel hub body of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a schematic view of the structure of the connecting device of the present invention;
FIG. 7 is a schematic view of the inertial frame of the present invention;
FIG. 8 is a schematic view of the structure of the air pocket plate of the present invention.
In the figure: 1-a wheel hub main body, 11-a heat dissipation port, 111-a rotating sleeve, 12-an accommodating cavity, 13-an annular groove and 14-a partition plate;
2-heat dissipation device, 21-inertia frame, 211-circular rotating ring, 212-connecting frame, 2121-supporting column, 2122-circular connecting column, 213-first connecting table, 2131-first circular groove, 22-wind-pocket plate, 221-second connecting table, 2211-second circular groove and 222-rotating shaft; 23-a return spring;
3-connecting device, 31-connecting column, 311-first connecting hole, 312-second connecting hole, 32-first connecting seat, 321-first connecting seat, 322-first projection, 323-first connecting shaft, 33-second connecting seat, 331-second connecting seat, 332-second projection and 333-second connecting shaft.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1-8, a closed or semi-closed type wheel hub comprises a wheel hub main body 1 and a heat dissipation device 2 for dissipating heat of a brake disc; the wheel hub main body 1 is provided with a plurality of heat dissipation ports 11, and the heat dissipation device 2 comprises a plurality of air inlet plates 22 for containing air into the heat dissipation ports 11 and covering the heat dissipation ports 11, and an inertia frame 21 for driving the air inlet plates 22 to open and close; a connecting device 3 for connecting the inertia frame 21 and the wind-pocket plate 22 is arranged between the inertia frame 21 and the wind-pocket plate 22; the wheel hub main body 1 is also provided with a plurality of accommodating cavities 12 corresponding to the heat dissipation ports 11. When the automobile normally travels, the air pocket plate 22 is in a closed state, the heat dissipation port 11 is closed, air flow is prevented from entering the wheel hub, wind resistance can be reduced, fuel oil consumption is reduced, when the automobile decelerates in braking, the inertia frame 21 can continue to rotate, at the moment, the air pocket plate 22 can be ejected out by the connecting device 3 connected between the inertia frame 21 and the air pocket plate 22, the heat dissipation port 11 is opened, and therefore the air pocket plate 22 can pocket the air flow into the wheel hub to cool and dissipate heat of the brake disc. In the whole process, the opening of the heat dissipation port 11 is not required to be controlled manually, and the heat dissipation port 11 can be opened as long as the brake decelerates, so that the brake disc can dissipate heat in time.
Preferably, the inertia frame 21 includes a circular rotating ring 211 at the inner ring, and a plurality of coupling frames 212 corresponding to the heat radiating ports 11 and fixedly coupled to the circumferential surface of the rotating ring; the receiving chamber 12 is provided with an annular groove 13 cooperating with a circular rotating ring 211. The circular rotating ring is more attached to the wheel hub, and meanwhile, the circular rotating ring 211 is in sliding fit with the annular groove 13, so that the circular rotating ring is smoother in rotation. In addition, the inertia frame 21 can be made of a metal material with a higher density, because the mass is larger and the inertia force of the inertia frame 21 is larger when the density is larger under the same volume, so that the air pocket plate 22 can be more easily ejected to open the heat dissipation port 11.
Preferably, the connecting frame 212 includes two supporting posts 2121 fixedly connected to the circular rotating ring 211, and a circular arc connecting post 2122 connected to the upper ends of the two supporting posts 2121; the circular connecting post 2122 is coaxially disposed with the circular rotating ring 211. The circle center of the circular arc connecting column 2122 is coaxial with the circle center of the wheel hub, so that the connecting frame 212 is more attached to the wheel hub, and the wheel hub can rotate more smoothly under the action of inertia during braking and deceleration.
Preferably, the circular connecting column 2122 is provided with a first connecting platform 213 capable of mounting the connecting device 3, and the first connecting platform 213 is provided with a first circular groove 2131. One end of the connecting device 3 extends into the first circular recess 2131 and is rotatably engaged with the first circular recess 2131. When the inertia frame 21 rotates, the connecting device 3 can also rotate relatively, so that the rotating frame cannot be limited and clamped.
Preferably, the air inlet plate 22 is further provided with a second connecting platform 221 connected with the connecting device 3, and the second connecting platform 221 is provided with a second circular groove 2211. Similarly, the other end of the connecting device 3 extends into the second circular recess 2211 and is rotatably engaged with the second circular recess 2211.
Preferably, the connecting device 3 includes a connecting column 31, one end of the connecting column 31 is provided with a first connecting hole 311 extending along the radial direction of the connecting column 31 and penetrating through the connecting column 31, and the other end of the connecting column 31 is provided with a second connecting hole 312 extending along the radial direction of the connecting column 31 and penetrating through the connecting column 31. During the brake speed reduction, under inertial effect, inertial frame 21 is ejecting pocket aerofoil 22 through connecting device 3's spliced pole 31, simultaneously, because the length of spliced pole 31 is fixed, so can also carry on spacingly to the angle that pocket aerofoil 22 was opened, prevent that pocket aerofoil 22 from opening the angle too big, damage pocket aerofoil 22 under the influence of air current.
Preferably, the connecting device 3 further includes a first connecting seat 32 pivotally connected to the first connecting hole 311, and a second connecting seat 33 pivotally connected to the second connecting hole 312. The first connecting seat 32 is rotatably connected to the first circular recess 2131, and the second connecting seat 33 is rotatably connected to the second circular recess 2211. And the first connecting seat 32 is pivotally connected to the first connecting hole 311, and the second connecting seat 33 is pivotally connected to the second connecting hole 312, so that the first connecting seat 32 and the second connecting seat 33 can also rotate relative to the connecting column.
Preferably, the first connecting base 32 includes a first connecting base 321 extending into the first circular recess 2131 and rotatably engaged with the first circular recess 2131, two first protrusions 322 are disposed on the first connecting base 321, and a first connecting shaft 323 rotatably connected to the first connecting hole 311 is disposed between the two first protrusions 322; the second connecting seat 33 includes a second connecting base 331 extending into the second circular recess 2211 and rotatably engaged with the second circular recess 2211, two second protrusions 332 are disposed on the second connecting base 331, and a second connecting shaft 333 rotatably connected with the second connecting hole 312 is disposed between the two second protrusions 332. The first connection base 321 and the second connection base 331 are respectively rotatably engaged with the first circular groove 2131 and the second circular groove 2211, and the first connection hole 311 and the second connection hole 312 are respectively rotatably connected with the first connection shaft 323 and the second connection shaft 333, so that the connection between the connection device 3 and the inertia frame 21 and the air inlet plate 22 at any angle can be realized.
Preferably, the heat sink 2 further comprises a return spring 23 that pulls the inertia frame 21 back into position. When the inertia force is smaller than the pulling force of the return spring 23, the return spring 23 can pull the inertia frame 21 back to the original position, so that the air inlet plate 22 closes the heat dissipating port 11 again.
Preferably, the return spring 23 is located on the support post 2121 behind the wheel rotation. When the return spring 23 is positioned on the support post 2121 behind the wheel rotation, the heat sink can be easily pulled back into place.
Preferably, a partition 14 is provided between adjacent receiving chambers 12. The baffle 14 will hold the chamber 12 and separate, spacing to heat abstractor 2 simultaneously, and during the brake speed reduction, wind board 22 is the open mode, prevents that inertia is too big, and heat abstractor 2 rotates other chamber 12 that hold, damages wind board 22.
Preferably, the air inlet plate 22 is pivotably connected to the heat dissipating port 11 via a pivot shaft 222. When the air inlet plate 22 is ejected, the air inlet plate 22 rotates around the rotating shaft 222 to open the heat dissipating port 11, so that air flows into the wheel hub to cool and dissipate heat of the brake disc.
Preferably, a rotating sleeve 111 matched with the rotating shaft 222 is provided on the side wall of the heat dissipating port 11. The rotation shaft 222 rotates in the rotation sleeve 111, so that the rotation of the wind scoop plate 22 is more stable.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (12)
1. A closed or semi-closed type wheel hub comprises a wheel hub main body and a heat dissipation device for dissipating heat of a brake disc; be equipped with a plurality of thermovents in the wheel hub main part, its characterized in that: the heat dissipation device comprises a plurality of air inlet plates for containing air into the heat dissipation port and covering the heat dissipation port, and an inertia frame for driving the air inlet plates to open and close; a connecting device for connecting the inertia frame and the wind pocket plate is arranged between the inertia frame and the wind pocket plate; a plurality of accommodating cavities corresponding to the heat dissipation ports are further formed in the wheel hub main body; the inertia frame comprises a circular rotating ring positioned in the inner ring and a plurality of connecting frames which correspond to the heat radiating ports and are fixedly connected to the circumferential surface of the rotating ring; the accommodating cavity is provided with an annular groove matched with the circular rotating ring.
2. A closed or semi-closed wheel hub according to claim 1, wherein: the connecting frame comprises two supporting columns fixedly connected with the rotating ring and an arc-shaped connecting column connected to the upper ends of the two supporting columns; the circular arc connecting column and the circular rotating ring are coaxially arranged.
3. A closed or semi-closed wheel hub according to claim 2, wherein: the arc-shaped connecting column is provided with a first connecting platform capable of installing the connecting device, and the first connecting platform is provided with a first circular groove.
4. A closed or semi-closed wheel hub according to claim 3, wherein: the wind pocket plate is further provided with a second connecting platform connected with the connecting device, and a second circular groove is formed in the second connecting platform.
5. A closed or semi-closed wheel hub according to claim 4, characterized in that: the connecting device comprises a connecting column, wherein a first connecting hole extending along the radial direction of the connecting column and penetrating through the connecting column is formed in one end of the connecting column, and a second connecting hole extending along the radial direction of the connecting column and penetrating through the connecting column is formed in the other end of the connecting column.
6. A closed or semi-closed wheel hub according to claim 5, characterized in that: the connecting device also comprises a first connecting seat pivoted with the first connecting hole and a second connecting seat pivoted with the second connecting hole.
7. A closed or semi-closed wheel hub according to claim 6, characterized in that: the first connecting seat comprises a first connecting base which extends into the first circular groove and is in rotating fit with the first circular groove, two first lugs are arranged on the first connecting base, and a first connecting shaft which is in rotating connection with the first connecting hole is arranged between the two first lugs; the second connecting seat comprises a second connecting base which extends into the second circular groove and is in running fit with the second circular groove, two second convex blocks are arranged on the second connecting base, and a second connecting shaft which is in running connection with the second connecting hole is arranged between the two second convex blocks.
8. A closed or semi-closed wheel hub according to claim 1, wherein: the heat sink also includes a return spring that pulls the inertia frame back into place.
9. A closed or semi-closed wheel hub according to claim 8, wherein: the reset spring is positioned on the support column behind the rotation of the wheel.
10. A closed or semi-closed wheel hub according to claim 1, wherein: and a partition plate is arranged between the adjacent accommodating cavities.
11. A closed or semi-closed wheel hub according to claim 1, wherein: the air pocket plate is connected with the heat dissipation port in a turnover mode through a rotating shaft.
12. A closed or semi-closed wheel hub as claimed in claim 11, wherein: and a rotating sleeve matched with the rotating shaft is arranged on the side wall of the heat dissipation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441050.9A CN111559201B (en) | 2020-05-22 | 2020-05-22 | Closed or semi-closed wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441050.9A CN111559201B (en) | 2020-05-22 | 2020-05-22 | Closed or semi-closed wheel hub |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111559201A CN111559201A (en) | 2020-08-21 |
| CN111559201B true CN111559201B (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010441050.9A Active CN111559201B (en) | 2020-05-22 | 2020-05-22 | Closed or semi-closed wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111559201B (en) |
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| CN103879391A (en) * | 2012-12-21 | 2014-06-25 | 福特全球技术公司 | Wheel opening closure system |
| CN104972828A (en) * | 2014-04-02 | 2015-10-14 | 上海汽车集团股份有限公司 | Closable type wheel hub system and corresponding wheel and vehicle |
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| CN110370861A (en) * | 2019-07-31 | 2019-10-25 | 张玲 | Centrifugal car auxiliary brake wheel hub cover |
| CN210234553U (en) * | 2019-08-13 | 2020-04-03 | 奇瑞捷豹路虎汽车有限公司 | Wheel of vehicle |
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| US7677676B2 (en) * | 2008-01-10 | 2010-03-16 | Bayerische Motoren Werke Aktiengesellschaft | Vehicle wheel for a double-track vehicle or cover therefor |
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| DE102011117088A1 (en) * | 2011-10-27 | 2013-05-02 | Volkswagen Aktiengesellschaft | Wheel surface element, particularly wheel cover for wheel of passenger car, comprises cover body with opening, cover flap hinged on one side of opening, and actuating element, which has lower curvature between its primary and secondary ends |
| CN103879391A (en) * | 2012-12-21 | 2014-06-25 | 福特全球技术公司 | Wheel opening closure system |
| CN104972828A (en) * | 2014-04-02 | 2015-10-14 | 上海汽车集团股份有限公司 | Closable type wheel hub system and corresponding wheel and vehicle |
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| CN109130693A (en) * | 2017-06-28 | 2019-01-04 | 上汽通用汽车有限公司 | Active open and close type wheel hub structure and automobile |
| CN207388750U (en) * | 2017-10-25 | 2018-05-22 | 重庆工业职业技术学院 | Reduce the auxiliary device of automotive hub windage |
| CN108556561A (en) * | 2018-03-28 | 2018-09-21 | 吴双 | A kind of device reducing automotive hub windage |
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| CN110370861A (en) * | 2019-07-31 | 2019-10-25 | 张玲 | Centrifugal car auxiliary brake wheel hub cover |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111559201A (en) | 2020-08-21 |
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