CN108556561B - Device for reducing wind resistance of automobile hub - Google Patents
Device for reducing wind resistance of automobile hub Download PDFInfo
- Publication number
- CN108556561B CN108556561B CN201810261643.XA CN201810261643A CN108556561B CN 108556561 B CN108556561 B CN 108556561B CN 201810261643 A CN201810261643 A CN 201810261643A CN 108556561 B CN108556561 B CN 108556561B
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- Prior art keywords
- hub
- gas
- liquid conversion
- brake disc
- automobile
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- 239000007788 liquid Substances 0.000 claims abstract description 51
- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 230000009471 action Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
- B60B19/10—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group with cooling fins
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D35/00—Vehicle bodies characterised by streamlining
- B62D35/008—Side spoilers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to the field of automobiles, in particular to an auxiliary device for reducing wind resistance of an automobile hub. The automobile brake disc comprises an automobile hub and a brake disc, wherein at least three hub blades are radially and uniformly distributed on the surface of the hub, two ends of each hub blade are fixedly provided with a rotating rod, and the rotating rods are arranged in corresponding rotating holes in a hub end cover; the hub blade is hinged to one end of the pressure lever, and the other end of the pressure lever is fixedly connected with the pressure plate; the pressing plate is fixedly connected with one end of the ejector rod, and the other end of the ejector rod is fixedly connected with the movable plate; the movable plate is arranged in an inner cavity of the gas-liquid conversion cylinder through a piston sealing piece; a gas-liquid conversion object is arranged in the inner cavity of the gas-liquid conversion cylinder; the central position of the surface of the hub is provided with a mounting hole matched with the gas-liquid conversion cylinder, and the gas-liquid conversion cylinder penetrates through the mounting hole and is fixedly connected with the brake disc. The design of the invention can reduce the resistance of the automobile when in running and can also accelerate the heat dissipation speed of the brake disc when the automobile is braked.
Description
Technical Field
The invention belongs to the field of automobiles, and particularly relates to an auxiliary device for reducing wind resistance of an automobile hub.
Background
When the automobile brakes, the friction between the brake pad and the brake disc enables a large amount of heat to be accumulated on the brake disc, the brake disc needs to dissipate the heat as soon as possible, otherwise, the brake disc in a high-temperature state for a long time is easily damaged, and the braking effect of the automobile is further influenced.
The hub is an important component of an automobile part, the hub and the brake disc are provided with the corresponding bolt holes, so that the hub and the brake disc can be connected together through the bolts, the hub on the general market is provided with large-area hollow parts, and the hollow hub is beneficial to airflow to pass through the brake disc when the automobile brakes, so that the heat of the brake disc is dissipated, and the temperature of the brake disc is reduced. However, the heat dissipation speed is slow only by natural ventilation, and when the automobile does not need to be braked in the running process, the hollow-out of the wheel hub can bring resistance to the running of the automobile, and the higher the running speed of the automobile is, the greater the resistance brought by the wheel hub is, and the more energy is consumed by the automobile to overcome the resistance. Especially, when the automobile runs on an expressway, the running speed of the automobile is high, the braking frequency is low, and the defects caused by the hollow hub are more prominent. Some brands of automobiles are provided with a detachable fully-closed cover for a hub, and the cover is mounted before the automobile runs on an expressway so as to save energy, but the disassembly and the assembly are time-consuming and labor-consuming, and the detached cover needs space for storage and is inconvenient to use.
Disclosure of Invention
The invention aims to provide an auxiliary device for reducing the wind resistance of an automobile hub, so that the hub does not have a ventilating hollow structure when the temperature of a brake disc of an automobile is low and heat dissipation is not needed, the running resistance of the automobile is reduced, and the hub has the ventilating hollow structure when the temperature of the brake disc of the automobile is high and heat dissipation is needed, and the heat dissipation speed of the brake disc is accelerated.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
an auxiliary device for reducing wind resistance of an automobile hub comprises the automobile hub and a brake disc, wherein at least three hub blades are radially and uniformly distributed on the surface of the hub, both ends of each hub blade are respectively fixed with a rotating rod, the rotating rods are arranged in corresponding rotating holes in a hub end cover, and under the action of external force, the hub blades can rotate in the rotating holes to enable the hub blades to be in a closed state or an open state; the hub blade is hinged to one end of the pressure lever; the other end of the pressure lever is fixedly connected with the bottom plate surface of the pressure plate.
The bottom plate surface of the pressing plate is fixedly connected with one end of a push rod, and the other end of the push rod is connected with the top plate surface of the movable plate; the movable plate is arranged in an inner cavity of the gas-liquid conversion cylinder through a piston sealing piece, the movable plate can move up and down in the inner cavity of the gas-liquid conversion cylinder under the action of external force, and liquid for gas-liquid conversion is arranged in the inner cavity of the gas-liquid conversion cylinder; the central position of the surface of the hub is provided with a mounting hole matched with the gas-liquid conversion cylinder, and the gas-liquid conversion cylinder penetrates through the mounting hole and is fixedly connected with the brake disc.
The invention has the advantages that due to the design, the invention has: when the brake disc is low in temperature and does not need heat dissipation, the blades of the hub are in a closed state, the hollow parts on the hub are sealed, and the driving resistance of an automobile is reduced; when the temperature of brake disc is high and needs to be dissipated, the heat of the brake disc is transferred into the gas-liquid conversion cylinder, so that the gas-liquid conversion object is heated and gasified to push the ejector rod to move, the heat energy is converted into kinetic energy, the dissipation of the heat is accelerated, on the other hand, the movable ejector rod can drive the pressing plate to move, the hub blade is opened, the brake disc is ventilated, and the heat dissipation speed of the brake disc is accelerated.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic view of the hub blade of the present invention in an open configuration;
FIG. 2 is a schematic view of the closed configuration of the hub blade of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a schematic view of a hub blade according to the present invention;
the main element symbols are as follows:
1. a hub; 2. a brake disc; 3. a hub blade; 4. rotating the rod; 5. a pressure lever; 6. pressing a plate; 7. a top rod; 8. a movable plate; 9. a gas-liquid conversion cylinder; 10. connecting sheets; 11. connecting holes; 12. a scour protection top plate; 13. a spring.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
Referring to figures 1-4: the utility model provides a reduce auxiliary device of automobile wheel hub windage, includes wheel hub 1 and brake disc 2 of car, wherein: at least three hub blades 3 are uniformly distributed on the surface of the hub 1 in the radial direction, two ends of each hub blade 3 are fixed with a rotating rod 4, each rotating rod 4 is installed in a corresponding rotating hole in the hub end cover 1, and under the action of external force, the hub blades 3 can rotate in the rotating holes to enable the hub blades 3 to be in an open state or a closed state; the hub blade 3 is hinged at one end of a pressure lever 5, and the other end of the pressure lever 5 is fixedly connected with the bottom plate surface of a pressure plate 6;
the bottom surface of the pressing plate 6 is fixedly connected with one end of the ejector rod 7, and the bottom surface is the surface of the pressing plate 6 facing the hub; the other end of the ejector rod 7 is fixedly connected with the top plate surface of the movable plate 8; the movable plate 8 is installed in an inner cavity of the gas-liquid conversion cylinder 9 through a piston sealing piece, the movable plate 8 can move up and down in the inner cavity of the gas-liquid conversion cylinder 9 under the action of external force, and liquid such as water for gas-liquid conversion is arranged in the inner cavity of the gas-liquid conversion cylinder 9; the central position of the surface of the hub 1 is provided with a mounting hole matched with the gas-liquid conversion cylinder 9, and the gas-liquid conversion cylinder 9 penetrates through the mounting hole to be fixedly connected with the brake disc 2. According to the embodiment, when the temperature of the brake disc 2 is low and heat dissipation is not needed, the hub blades 3 are in a closed state, and when the temperature of the brake disc 2 is high and heat dissipation is needed, the gas-liquid conversion cylinder 9 can convert heat energy on the brake disc 2 into mechanical energy and open the hub blades 3 at the same time, so that the heat dissipation speed of the brake disc 2 is increased.
In order to facilitate the connection of the air-liquid conversion cylinder 9 with the brake disc 2, in the above embodiment, it is preferable that: a connecting sheet 10 is fixed on the bottom surface of the gas-liquid conversion cylinder 9, and a connecting hole 11 corresponding to the bolt hole on the brake disc 2 is formed in the connecting sheet 10; the connecting piece 10 is fixed between the brake disc 2 and the hub 1 through bolts.
In order to prevent the movable plate 8 from being accidentally flushed out of the gas-liquid conversion cylinder 9, in the above embodiment, it is preferable that: a scour prevention top plate 12 is fixed on the top surface of the gas-liquid conversion cylinder 9, and an opening through which the mandril 7 passes is arranged on the surface of the scour prevention top plate 12.
In order to facilitate the closing of the hub blades 3, in the above embodiment, preferably: be provided with a spring between scour protection roof 13 and clamp plate 4, the roof face of this scour protection roof 12 and the one end fixed connection of spring 13, the bottom plate face fixed connection of the other end of this spring 13 and clamp plate 6, and the diameter of this spring 13 inner chamber is greater than the diameter of ejector pin 7, and when the wheel hub blade was in the closed condition, the distance between the roof face of the floor face of clamp plate 6 and scour protection roof 12 just equals the length of spring 13.
In order to enable a faster transfer of heat on the brake disc 2, in the above embodiment, it is preferred that: the gas-liquid conversion cylinder 9 and the connecting piece 10 are both made of copper.
In order to make the conversion of the gas-liquid conversion more timely, in the above embodiment, it is preferable that: the boiling point of the liquid for gas-liquid conversion arranged in the inner cavity of the gas-liquid conversion cylinder (9) is between 95 ℃ and 105 ℃, and water can be used as the liquid for gas-liquid conversion in the embodiment.
In order to make the ventilation of the brake disc 2 more sufficient, in the above embodiment, it is preferable that: the number of hub blades 3 is set to 8.
The auxiliary device for reducing the wind resistance of the automobile hub designed by the invention works as follows: when the temperature of the brake disc 2 is low and heat dissipation is not needed, the hub blades 3 are in a closed state; when an automobile is braked, the friction between a brake pad and a brake disc 2 can rapidly raise the temperature of the brake disc 2, the brake disc 2 can transfer heat to a connecting sheet 10, the temperature of a gas-liquid conversion cylinder 9 which is fixed into a whole with the connecting sheet 10 is raised due to the transfer of the heat, a gas-liquid converter in the gas-liquid conversion cylinder 9 is gasified due to heating so as to push a movable plate 8 to move, the movable plate 8 moves through a pressing plate 6 driven by the transmission of an ejector rod 7, the hub blades 3 are opened by the movement of the pressing plate 6 through the transfer of a pressing rod 5, and then the brake disc 2 is ventilated and cooled.
As another scheme, the gas-liquid conversion cylinder 9 can be replaced by a heat-resistant telescopic pipe, one outward end of the telescopic pipe is closed and fixedly connected with a movable plate, one inward side of the telescopic pipe is connected to the brake disc 2 through a heat pipe, and a proper amount of water is sealed inside the telescopic pipe.
The auxiliary device for reducing the wind resistance of the automobile hub provided by the invention is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a reduce auxiliary device of automobile wheel hub windage, includes wheel hub (1) and brake disc (2) of car, its characterized in that: at least three hub blades (3) are uniformly distributed on the surface of the hub (1) in the radial direction, two ends of each hub blade (3) are respectively fixed with a rotating rod (4), each rotating rod (4) is installed in a corresponding rotating hole in the hub end cover (1), and the hub blades (3) can rotate in the rotating holes under the action of external force; the hub blade (3) is hinged to one end of the pressure lever (5), and the other end of the pressure lever (5) is fixedly connected with the bottom plate surface of the pressure plate (6);
the bottom plate surface of the pressing plate (6) is fixedly connected with one end of a push rod (7), and the other end of the push rod (7) is fixedly connected with the top plate surface of the movable plate (8); the movable plate (8) is arranged in an inner cavity of the gas-liquid conversion cylinder (9) through a piston sealing piece, the movable plate (8) can move up and down in the inner cavity of the gas-liquid conversion cylinder (9) under the action of external force, and liquid for gas-liquid conversion is arranged in the inner cavity of the gas-liquid conversion cylinder (9); a mounting hole matched with the gas-liquid conversion cylinder (9) is formed in the center of the surface of the hub (1), and the gas-liquid conversion cylinder (9) penetrates through the mounting hole to be fixedly connected with the brake disc (2);
a connecting sheet (10) is fixed on the bottom surface of the gas-liquid conversion cylinder (9), and a connecting hole (11) corresponding to the bolt hole on the brake disc (2) is formed in the connecting sheet (10); the connecting piece (10) is fixed between the brake disc (2) and the hub (1) through bolts;
the top surface of the gas-liquid conversion cylinder (9) is fixed with an anti-impact top plate (10), and the surface of the anti-impact top plate (12) is provided with an opening for the ejector rod (7) to pass through.
2. The auxiliary device for reducing the wind resistance of the automobile hub according to claim 1, characterized in that: the top surface of scour protection roof (12) and the one end fixed connection of spring (13), the other end of spring (13) and the bottom surface fixed connection of clamp plate (6), and the diameter of this spring (13) inner chamber is greater than the diameter of ejector pin (7).
3. The auxiliary device for reducing the wind resistance of the automobile hub according to claim 1, characterized in that: the gas-liquid conversion cylinder (9) and the connecting piece (10) are both made of copper.
4. The auxiliary device for reducing the wind resistance of the automobile hub according to claim 1, characterized in that: the boiling point of the liquid for gas-liquid conversion arranged in the inner cavity of the gas-liquid conversion cylinder (9) is between 95 ℃ and 105 ℃.
5. The auxiliary device for reducing the wind resistance of the automobile hub according to claim 1, characterized in that: the number of the hub blades (3) is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810261643.XA CN108556561B (en) | 2018-03-28 | 2018-03-28 | Device for reducing wind resistance of automobile hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810261643.XA CN108556561B (en) | 2018-03-28 | 2018-03-28 | Device for reducing wind resistance of automobile hub |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108556561A CN108556561A (en) | 2018-09-21 |
| CN108556561B true CN108556561B (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810261643.XA Active CN108556561B (en) | 2018-03-28 | 2018-03-28 | Device for reducing wind resistance of automobile hub |
Country Status (1)
| Country | Link |
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| CN (1) | CN108556561B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559200A (en) * | 2020-05-22 | 2020-08-21 | 福建申利卡铝业发展有限公司 | Good heat dissipation's wheel hub |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254127A (en) * | 2019-07-05 | 2019-09-20 | 上汽通用汽车有限公司 | A kind of wheel, control method, electronic equipment and automobile |
| DE202020000003U1 (en) * | 2020-01-02 | 2021-04-07 | Ronal Ag | wheel |
| CN111559201B (en) * | 2020-05-22 | 2021-11-02 | 福建申利卡铝业发展有限公司 | Closed or semi-closed wheel hub |
| CN111776116B (en) * | 2020-06-04 | 2021-06-15 | 山东光明园迪儿童家具科技有限公司 | Automatic speed reduction safety wheel for children's vehicle |
| DE102020209964A1 (en) | 2020-08-06 | 2022-02-10 | Brembo Sgl Carbon Ceramic Brakes Gmbh | Externally ventilated rotor |
| CN112009166A (en) * | 2020-08-25 | 2020-12-01 | 的卢技术有限公司 | Wheel hub capable of adjusting wheel spokes and adjusting method |
| CN111907489B (en) * | 2020-09-08 | 2024-05-28 | 周俊 | Unpowered automatic heat dissipation device of automobile braking system |
| CN114290852B (en) * | 2021-12-31 | 2024-04-09 | 重庆赛力斯新能源汽车设计院有限公司 | Low-windage wheel and automobile |
| CN115674951B (en) * | 2022-12-29 | 2023-09-29 | 江苏彼尔汽车部件有限公司 | Stable-guiding heat-dissipation automobile hub |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH042502A (en) * | 1990-04-17 | 1992-01-07 | Toyoda Gosei Co Ltd | Wheel cap |
| DE102011010509A1 (en) * | 2011-02-07 | 2012-08-09 | Audi Ag | vehicle |
| CN203805616U (en) * | 2014-04-18 | 2014-09-03 | 吉林万丰奥威汽轮有限公司 | High-radiating automobile hub |
| CN106881990A (en) * | 2017-03-01 | 2017-06-23 | 重庆交通大学 | One kind radiating drag reduction formula wheel optimized structure |
-
2018
- 2018-03-28 CN CN201810261643.XA patent/CN108556561B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559200A (en) * | 2020-05-22 | 2020-08-21 | 福建申利卡铝业发展有限公司 | Good heat dissipation's wheel hub |
| CN111559200B (en) * | 2020-05-22 | 2021-10-08 | 福建申利卡铝业发展有限公司 | Good heat dissipation's wheel hub |
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| Publication number | Publication date |
|---|---|
| CN108556561A (en) | 2018-09-21 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wu Shuang Inventor after: Wu Guo Inventor after: Bai Yun Inventor before: Wu Shuang Inventor before: Wu Guo |
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Effective date of registration: 20200327 Address after: 325000 147 Nanhui Road, Nanhui District, Lucheng, Wenzhou, Zhejiang Applicant after: Chen Jian Address before: 646500 No. 102, Building 6, 39 Jinlan Road, Gulin Town, Gulin County, Luzhou City, Sichuan Province Applicant before: Wu Shuang |
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