CN110953268A - Vehicle and automobile braking device thereof - Google Patents
Vehicle and automobile braking device thereof Download PDFInfo
- Publication number
- CN110953268A CN110953268A CN201911214299.XA CN201911214299A CN110953268A CN 110953268 A CN110953268 A CN 110953268A CN 201911214299 A CN201911214299 A CN 201911214299A CN 110953268 A CN110953268 A CN 110953268A
- Authority
- CN
- China
- Prior art keywords
- brake
- brake disc
- arm
- disc
- vehicle
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/224—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members
- F16D55/225—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
- F16D55/226—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially, e.g. floating caliper disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/028—Rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/022—Rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a vehicle and a vehicle braking device thereof, comprising a brake disc fixedly connected with an axle and a brake caliper matched with the brake disc, wherein the brake caliper comprises an inner brake arm and an outer brake arm which are respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relatively to each other by being pushed by a pushing mechanism so as to clamp the brake disc, and the vehicle braking device is characterized in that: the inner brake arm and the outer brake arm are rotatably provided with at least one damping wheel which is used for rolling friction with the brake disc to brake, so that the technical problem of high temperature rise after long-time friction between the friction block and the brake disc is solved.
Description
Technical Field
The invention relates to a vehicle and an automobile braking device thereof.
Background
The conventional disc brake device comprises a brake disc and a caliper, wherein a friction block (a brake block) is pushed by a hydraulic cylinder on the caliper to perform sliding friction braking with the brake disc, and the friction surface of the friction block is invariable all the time, so that the friction block is easy to cause the temperature of the friction block to rise faster and higher after the friction block is rubbed with the brake disc for a long time, and the brake performance of the brake device is reduced.
The invention discloses an invention patent with the name of 'an automobile brake', an authorized bulletin number of CN107975549B and an authorized bulletin date of 2019.06.07, which comprises a brake disc and a brake caliper, wherein the brake caliper comprises a brake bracket and a brake block, a guide frame is arranged on the brake bracket, a first brake seat and a second brake seat are slidably arranged on the guide frame, the first brake seat is arranged on the inner side of the brake disc, and the brake block positioned on the same side of the first brake seat is fixedly arranged on the first brake seat; the first brake seat is positioned between the second brake seat and the brake disc, and the second brake seat extends to the outer side of the brake disc from the upper part of the first brake seat and is connected with the brake block positioned on the outer side of the brake disc; the pneumatic assembly and the hydraulic assembly are arranged below the guide frame, two ends of the pneumatic assembly are connected to the first brake seat and the second brake seat respectively, and the hydraulic assembly is arranged inside the pneumatic assembly. The brake device brakes by means of sliding friction between the brake block and the brake disc in the braking process, and the friction block is easy to cause faster and higher temperature rise after long-time friction between the friction block and the brake disc, so that the braking performance of the brake device is reduced.
Disclosure of Invention
The invention provides an automobile braking device, which aims to solve the technical problem of high temperature rise after a friction block and a brake disc are rubbed for a long time.
The technical scheme of the invention is realized as follows: a brake device of an automobile comprises a brake disc fixedly connected with an axle and a brake caliper matched with the brake disc, wherein the brake caliper comprises an inner brake arm and an outer brake arm which are respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relative to each other by being pushed by a pushing mechanism to clamp the brake disc, and the inner brake arm and the outer brake arm are rotatably provided with at least one damping wheel used for rolling friction with the brake disc to brake.
Furthermore, the damping wheel is frustum-shaped, and the damping wheel comprises a rotating shaft connected with the brake caliper, a rolling body arranged on the rotating shaft, and damping wheel outer rings arranged at two ends of the rolling body.
Furthermore, the projection of the brake arm in the direction perpendicular to the brake disc is fan-shaped, and a C-shaped groove for avoiding the damping wheel is formed in the inner side, close to the brake disc, of the brake arm.
Furthermore, the pushing mechanism is fixedly connected with the vehicle body.
Further, the brake disc is hollow structure, the hollow inner chamber of brake disc is equipped with the connection rib, the brake disc center is equipped with the air inlet, the excircle side is equipped with the air outlet.
Further, the pushing mechanism is a hydraulic cylinder.
The application also provides a vehicle comprising the automobile brake device.
By adopting the technical scheme, the invention has the beneficial effects that: the automobile brake device mainly adopts rolling friction braking, the braking force is in a linear braking state, the heating value is small during the rolling friction braking, the reduction of the braking force caused by long-time braking is eliminated, the braking performance is improved, and the safe running of an automobile is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front perspective structural sectional view of the automotive brake rigging of the present invention;
FIG. 2 is a side elevational view in cross section of the side elevational view of the vehicle brake apparatus in accordance with the present invention;
wherein: 1. the brake disc 2, a brake caliper 3, an inner brake arm 4, an outer brake arm 5, a damping wheel 6, a rotating shaft 7, a rolling body 8, a damping wheel outer ring 9, a C-shaped groove 10, a connecting rib 11, an air inlet 12, an air outlet 13, a pushing mechanism 14 and a sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An embodiment 1 of the automobile brake device is shown in figures 1-2 and comprises a brake disc 1 fixedly connected with an axle and a brake caliper 2 matched with the brake disc, wherein the brake caliper comprises an inner brake arm 3 and an outer brake arm 4 respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relatively to each other through being pushed by a pushing mechanism to clamp the brake disc, and the inner brake arm and the outer brake arm are rotatably provided with at least one damping wheel 5 for rolling friction with the brake disc to brake.
An embodiment 2 of an automobile braking device is shown in fig. 1-2 and comprises a brake disc 1 fixedly connected with an axle and a brake caliper 2 matched with the brake disc, wherein the brake caliper comprises an inner brake arm 3 and an outer brake arm 4 which are respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relative to each other by being pushed by a pushing mechanism to clamp the brake disc, at least one damping wheel 5 used for rolling friction with the brake disc to brake is rotatably arranged on the inner brake arm and the outer brake arm, the damping wheel is in a frustum shape, and the damping wheel comprises a rotating shaft 6 connected with the brake caliper, a rolling body 7 arranged on the rotating shaft and a damping wheel outer ring 8 arranged at two ends of the rolling body.
An embodiment 3 of an automobile braking device is shown in fig. 1-2, and comprises a brake disc 1 fixedly connected with an axle and a brake caliper 2 matched with the brake disc, wherein the brake caliper comprises an inner brake arm 3 and an outer brake arm 4 which are respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relative to each other through being pushed by a pushing mechanism to clamp the brake disc, at least one damping wheel 5 for rolling friction with the brake disc to brake is rotatably arranged on the inner brake arm and the outer brake arm, the damping wheel is in a frustum shape, the damping wheel comprises a rotating shaft 6 connected with the brake caliper, a rolling body 7 arranged on the rotating shaft and damping wheel outer rings 8 arranged at two ends of the rolling body, the projection of the brake arm in the direction perpendicular to the brake disc is in a fan shape, and a C-shaped groove 9 for avoiding the damping wheel.
An embodiment 4 of an automobile braking device is shown in fig. 1-2, and comprises a brake disc 1 fixedly connected with an axle and a brake caliper 2 matched with the brake disc, wherein the brake caliper comprises an inner brake arm 3 and an outer brake arm 4 respectively positioned at two sides of the brake disc, the inner brake arm and the outer brake arm can move relatively to each other by being pushed by a pushing mechanism to clamp the brake disc, the inner brake arm and the outer brake arm are rotatably provided with at least one damping wheel 5 for rolling friction with the brake disc to brake, the damping wheel is in a frustum shape, the damping wheel comprises a rotating shaft 6 connected with the brake caliper, a rolling body 7 arranged on the rotating shaft and damping wheel outer rings 8 arranged at two ends of the rolling body, the projection of the brake arm in the direction vertical to the brake disc is in a fan shape, a C-shaped groove 9 for avoiding the damping wheel is arranged at the inner side of the brake arm close to the brake disc, the hollow inner chamber of brake disc is equipped with connecting rib 10, and the brake disc center is equipped with air inlet 11, and the excircle side is equipped with air outlet 12, and pushing mechanism 13 is the pneumatic cylinder.
In other embodiments, the rolling elements may also be needle-shaped, cylindrical, conical, spherical.
When the brake device is used, the hydraulic cylinder is pressurized and extends out to drive the inner brake arm to move towards the brake disc in the sliding groove 14, the outer brake arm also moves towards the brake disc when the hydraulic cylinder works, the inner brake arm and the outer brake arm do relative motion simultaneously, when the inner brake arm and the outer brake arm move towards the brake disc, the damping wheel contacts the brake disc firstly, the brake disc drives the damping wheel to rotate, and the damping wheel forms resistance to the brake disc, so that the brake effect is achieved. The automobile brake device mainly adopts rolling friction braking, the damping wheels are of a multi-group structure, so that the braking resistance is large, the braking force is in a linear braking state, the heating value is small during the rolling friction braking, the reduction of the braking force caused by long-time braking is eliminated, the braking performance is improved, and the safe running of an automobile is guaranteed.
A vehicle embodiment comprising an automotive brake arrangement as described in any one of automotive brake arrangement embodiments 1-6 above.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A vehicle brake device, comprising a brake disc fixedly connected with an axle, and a brake caliper matched with the brake disc, wherein the brake caliper comprises an inner brake arm and an outer brake arm which are respectively positioned at two sides of the brake disc, and the inner brake arm and the outer brake arm can move relatively to each other through being pushed by a pushing mechanism to clamp the brake disc, and the vehicle brake device is characterized in that: the inner brake arm and the outer brake arm are rotatably provided with at least one damping wheel which is used for rolling friction with a brake disc to brake.
2. The brake apparatus for vehicle according to claim 1, wherein the damper wheel has a frustum shape, and the damper wheel includes a rotating shaft connected to the brake caliper, a rolling body provided on the rotating shaft, and damper wheel outer races provided on both ends of the rolling body.
3. The automobile brake device according to claim 2, wherein the projection of the brake arm in the direction perpendicular to the brake disc is a sector, and the inner side of the brake arm close to the brake disc is provided with a C-shaped groove for avoiding the damping wheel.
4. The vehicle braking apparatus of claim 3, wherein the pushing mechanism is fixedly connected to the vehicle body.
5. The automobile brake device according to claim 4, wherein the brake disc is a hollow structure, the hollow inner cavity of the brake disc is provided with connecting ribs, the center of the brake disc is provided with an air inlet, and the outer circle side surface of the brake disc is provided with an air outlet.
6. The vehicle brake apparatus of claim 5, wherein the pushing mechanism is a hydraulic cylinder.
7. A vehicle, characterized in that: comprising a vehicle brake device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911214299.XA CN110953268A (en) | 2019-12-02 | 2019-12-02 | Vehicle and automobile braking device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911214299.XA CN110953268A (en) | 2019-12-02 | 2019-12-02 | Vehicle and automobile braking device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110953268A true CN110953268A (en) | 2020-04-03 |
Family
ID=69979298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911214299.XA Pending CN110953268A (en) | 2019-12-02 | 2019-12-02 | Vehicle and automobile braking device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110953268A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070062768A (en) * | 2005-12-13 | 2007-06-18 | 주식회사 만도 | Disk brake for vehicle |
| US20120031715A1 (en) * | 2010-08-03 | 2012-02-09 | Conway Edward R | Industrial motor braking system |
| CN204284257U (en) * | 2014-12-04 | 2015-04-22 | 温州大学 | A kind of disc brake with floating caliper with Quick brake ability |
| CN107091288A (en) * | 2017-05-16 | 2017-08-25 | 张蓉 | A kind of brake energy recovery system based on forms of electricity generation |
| CN107830086A (en) * | 2017-10-26 | 2018-03-23 | 广州电力机车有限公司 | A kind of dumper vehicle brake and its design method |
| CN207437629U (en) * | 2017-11-23 | 2018-06-01 | 山东科技大学 | A kind of automotive disc brake |
| CN208951160U (en) * | 2018-08-29 | 2019-06-07 | 景德镇正德制动系统有限公司 | A kind of disk brake system |
-
2019
- 2019-12-02 CN CN201911214299.XA patent/CN110953268A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070062768A (en) * | 2005-12-13 | 2007-06-18 | 주식회사 만도 | Disk brake for vehicle |
| US20120031715A1 (en) * | 2010-08-03 | 2012-02-09 | Conway Edward R | Industrial motor braking system |
| CN204284257U (en) * | 2014-12-04 | 2015-04-22 | 温州大学 | A kind of disc brake with floating caliper with Quick brake ability |
| CN107091288A (en) * | 2017-05-16 | 2017-08-25 | 张蓉 | A kind of brake energy recovery system based on forms of electricity generation |
| CN107830086A (en) * | 2017-10-26 | 2018-03-23 | 广州电力机车有限公司 | A kind of dumper vehicle brake and its design method |
| CN207437629U (en) * | 2017-11-23 | 2018-06-01 | 山东科技大学 | A kind of automotive disc brake |
| CN208951160U (en) * | 2018-08-29 | 2019-06-07 | 景德镇正德制动系统有限公司 | A kind of disk brake system |
Non-Patent Citations (1)
| Title |
|---|
| 张承鉴主编: "《辊锻技术》", 30 June 1986 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200403 |
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| RJ01 | Rejection of invention patent application after publication |