CN113027953A - Two wheeler drive-by-wire braking structure - Google Patents
Two wheeler drive-by-wire braking structure Download PDFInfo
- Publication number
- CN113027953A CN113027953A CN202110360612.1A CN202110360612A CN113027953A CN 113027953 A CN113027953 A CN 113027953A CN 202110360612 A CN202110360612 A CN 202110360612A CN 113027953 A CN113027953 A CN 113027953A
- Authority
- CN
- China
- Prior art keywords
- brake
- screw
- motor
- upper pump
- trapezoidal
- 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
Links
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000000523 sample Substances 0.000 claims description 12
- 239000003921 oil Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000013519 translation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000008111 motor development Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L1/00—Brakes; Arrangements thereof
-
- 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
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
-
- 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
-
- 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
- F16D2121/14—Mechanical
-
- 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
- F16D2121/18—Electric or magnetic
- F16D2121/24—Electric or magnetic using motors
-
- 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
- F16D2123/00—Multiple operation forces
-
- 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
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
-
- 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
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
- F16D2125/34—Mechanical mechanisms converting rotation to linear movement or vice versa acting in the direction of the axis of rotation
- F16D2125/40—Screw-and-nut
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
Abstract
The invention provides a two-wheel vehicle brake-by-wire structure, comprising: the device comprises a motor, a fixed support, a tapered roller bearing, a locking nut, a screw nut, an upper pump push rod, a brake upper pump, a trapezoidal screw and a support with a ball bearing; the motor and the support with the ball bearing are connected to the fixed support; the trapezoidal screw comprises a large end section, a middle section and a small end section which are sequentially connected and have gradually reduced diameters; a motor shaft of the motor is inserted into a central circular hole at the large end section of the trapezoidal screw, and the relative position of the motor shaft and the trapezoidal screw is fixed through a jackscrew; the tapered roller bearing is arranged on the trapezoidal screw rod so as to bear the axial force generated in the braking process; the screw nut is fixed on the trapezoidal screw through matching with the thread at the small end section of the trapezoidal screw, and the two sides of the screw nut are respectively fixed with the upper pump push rod; the rotating position of the upper pump push rod is limited by the through hole on the support with the ball bearing, so that the upper pump push rod can only do translational motion along with the screw nut.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a two-wheel vehicle brake-by-wire structure.
Background
The braking system of the two-wheeled vehicle is basically composed of four parts: the brake comprises a control part, an upper brake pump, a brake oil pipe, a lower brake pump and a brake disc. The conventional two-wheeled vehicle is controlled by a human hand, and a brake handle is applied to a control part. However, with the development of new bicycles, there is a demand for a wire control operation.
At present, a brake-by-wire control part used by a two-wheeled vehicle in a test stage is structurally composed of a thrust motor and a brake upper pump. When the brake is carried out, the thrust motor is controlled through the remote controller, after the thrust motor receives a signal, the thrust motor moves upwards for a certain stroke through the upper pump push rod to push hydraulic oil of the upper brake pump, so that the braking force is converted into hydraulic force through the upper brake pump piston by the mechanical force of the upper pump push rod, the brake pump is pushed to the lower brake pump along the brake oil pipe, and the brake disc is clamped by the lower brake pump clamp, so that the brake process is completed.
However, the maximum longitudinal size of the brake-by-wire structure for controlling braking by a thrust motor is generally about 400mm, which occupies too much space, and the scheme cannot monitor the braking state in real time and control various braking modes.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a brake-by-wire structure of a two-wheeled vehicle, aiming at the defects in the prior art, wherein the brake-by-wire structure not only has small structure size, but also can monitor and control the brake state.
According to the present invention, there is provided a two-wheeled vehicle brake-by-wire structure, comprising: the device comprises a motor, a fixed support, a tapered roller bearing, a locking nut, a screw nut, an upper pump push rod, a brake upper pump, a trapezoidal screw and a support with a ball bearing; the motor and the support with the ball bearing are connected to the fixed support; the trapezoidal screw comprises a large end section, a middle section and a small end section which are sequentially connected and have gradually reduced diameters; a motor shaft of the motor is inserted into a central circular hole at the large end section of the trapezoidal screw, and the relative position of the motor shaft and the trapezoidal screw is fixed through a jackscrew; the tapered roller bearing is arranged on the trapezoidal screw rod so as to bear the axial force generated in the braking process; the screw nut is fixed on the trapezoidal screw through matching with the thread at the small end section of the trapezoidal screw, and the two sides of the screw nut are respectively fixed with the upper pump push rod; the rotating position of the upper pump push rod is limited by the through hole on the support with the ball bearing, so that the upper pump push rod can only do translational motion along with the screw nut.
Preferably, the motor drives the trapezoidal screw to rotate, the screw nut translates along with the rotation of the trapezoidal screw, so that hydraulic oil of the brake upper pump is pushed, braking force is converted into hydraulic force through a piston of the brake upper pump by mechanical force of a push rod of the brake upper pump, the force is pushed to the brake lower pump along a brake oil pipe, and a brake disc is clamped by a clamp of the brake lower pump, so that the braking process is completed.
Preferably, the inner ring of the tapered roller bearing is positioned by a shaft shoulder formed between the large end section and the middle section by the trapezoidal screw and a locking nut sleeved on the middle section, and the outer ring of the tapered roller bearing is positioned by the fixed support so that the tapered roller bearing is installed on the trapezoidal screw.
Preferably, the two-wheeled vehicle brake-by-wire structure further comprises: a sensor probe and a photoelectric limit sensor; the sensor probe is fixed on the side of the screw nut; the sensor probe translates along with the translation of the screw nut, and the braking state information is transmitted to the monitoring panel through the photoelectric limiting sensor.
Preferably, the motor is controlled by a remote control.
Preferably, the motor and the support with the ball bearing are connected to the fixed support through bolts.
The invention overcomes the defects that the conventional two-wheel vehicle brake-by-wire structure has too large size, can not monitor the brake state and control the brake stroke and the brake speed, and provides the two-wheel vehicle brake-by-wire structure. The two-wheel vehicle brake-by-wire structure has small structural size, the maximum longitudinal size is 270mm, and the two-wheel vehicle brake-by-wire structure can monitor the brake state in real time and control various brake modes in brake control.
Drawings
A more complete understanding of the present invention, and the attendant advantages and features thereof, will be more readily understood by reference to the following detailed description when considered in conjunction with the accompanying drawings wherein:
fig. 1 schematically shows an overall schematic view of a two-wheel vehicle brake-by-wire structure according to a preferred embodiment of the present invention.
Fig. 2 schematically shows a trapezoidal screw structure of a two-wheel vehicle brake-by-wire structure according to a preferred embodiment of the invention.
Fig. 3 is a longitudinal sectional view schematically showing a motor and a trapezoidal screw connecting portion of a two-wheel vehicle brake-by-wire structure according to a preferred embodiment of the present invention.
Fig. 4 schematically shows a screw nut portion of a brake-by-wire structure of a two-wheeled vehicle according to a preferred embodiment of the present invention.
Description of reference numerals: 1. a motor; 2. a fixed support; 3. a tapered roller bearing; 4. locking the nut; 5. a lead screw nut; 6. a pump push rod is arranged; 7. a brake upper pump; 8. a sensor probe; 9. a photoelectric limit sensor; 10. a trapezoidal lead screw; 11. with ball bearing supports.
It is to be noted, however, that the appended drawings illustrate rather than limit the invention. It is noted that the drawings representing structures may not be drawn to scale. Also, in the drawings, the same or similar elements are denoted by the same or similar reference numerals.
Detailed Description
In order that the present disclosure may be more clearly and readily understood, reference will now be made in detail to the present disclosure as illustrated in the accompanying drawings.
Fig. 1 schematically shows an overall schematic view of a two-wheel vehicle brake-by-wire structure according to a preferred embodiment of the present invention.
The two-wheeled vehicle brake-by-wire structure according to the preferred embodiment of the present invention comprises: the device comprises a motor 1, a fixed support 2, a tapered roller bearing 3, a locking nut 4, a screw nut 5, an upper pump push rod 6, a brake upper pump 7, a sensor probe 8, a photoelectric limit sensor 9, a trapezoidal screw 10 and a support with a ball bearing 11.
More specifically, referring to fig. 1-4, the motor 1 and the belt ball bearing support 11 are attached to the stationary support 2 (e.g., by bolts).
The trapezoidal screw 10 can be designed into a three-section type to meet the installation requirements of other components; specifically, as shown in fig. 2, the trapezoidal screw 10 includes a large end section, a middle section, and a small end section which are connected in sequence and have gradually reduced diameters.
A motor shaft of the motor 1 is inserted into a central circular hole at the large end section of the trapezoidal screw 10, and the relative position of the motor shaft and the trapezoidal screw 10 is fixed through a jackscrew.
The tapered roller bearing 3 is mounted on a trapezoidal screw 10 to withstand axial forces generated during braking. Specifically, for example, as shown in the figure, the inner ring of the tapered roller bearing 3 is positioned by a shoulder formed between the large end section and the middle section by the trapezoidal screw 10 and the lock nut 4 sleeved on the middle section, and the outer ring of the tapered roller bearing 3 is positioned by the fixed support 2, so that the tapered roller bearing 3 is mounted on the trapezoidal screw 10 to bear the axial force generated during braking.
The lead screw nut 5 is fixed on the trapezoidal lead screw 10 by matching with the thread of the small end section of the trapezoidal lead screw 10, and the pump push rod 6 and the sensor probe 8 are respectively fixed on two sides of the lead screw nut 5 by bolts, for example, so that the pump push rod 6 and the sensor probe 8 are respectively positioned on two sides of the trapezoidal lead screw 10.
The rotating position of the upper pump push rod 6 is limited by a through hole on the bearing support 11 with the ball bearing, so that the upper pump push rod 6 can only do translational motion along with the screw nut 5.
Also, the brake upper pump 7 is in contact with the upper pump push rod 6.
The motor 1 can set various braking strokes and braking speeds by development so as to meet the requirements of people on various braking modes. The motor 1 is controlled by a remote control, for example.
The motor 1 drives the trapezoidal screw rod 10 to rotate, the screw rod nut 5 translates along with the rotation of the trapezoidal screw rod 10, so that hydraulic oil of the brake upper pump 7 is pushed, braking force is converted into hydraulic force through mechanical force of the upper pump push rod 6 through a piston of the brake upper pump 7, the force is pushed to the brake lower pump along a brake oil pipe, and a brake disc is clamped by a brake lower pump clamp, so that the braking process is completed.
The sensor probe 8 translates along with the translation of the screw nut 5, and the braking state information is transmitted to the monitoring panel through the photoelectric limiting sensor 9 to monitor the braking state in real time, so that the requirement of people on the real-time braking information of the vehicle is met. It should be noted that the sensor probe 8 and the photoelectric limit sensor 9 may be used as alternative preferred structures.
Therefore, in the embodiment shown in the attached drawings, the motor, the trapezoidal screw rod, the screw nut and the upper pump push rod are connected to the fixed support, two photoelectric limit sensors are fixed on the fixed support, and the upper brake pump is arranged to be in contact with the upper pump push rod. When the motor receives a relevant signal, the trapezoidal screw is controlled to rotate, the screw nut and the upper pump push rod are driven to do linear motion, hydraulic oil of the upper brake pump is pushed, braking force is converted into hydraulic force through a brake upper pump piston by mechanical force of the upper pump push rod, the hydraulic force is pushed to the lower brake pump along the brake oil pipe, and the brake disc is clamped by the brake lower pump clamp, so that the braking process is completed. In the process, for example, the motor adopts a 42-micro closed-loop driving and controlling integrated motor supporting a CAN bus, the braking mode CAN be controlled through motor development, and the braking state CAN be monitored in real time through a photoelectric limit sensor.
During the use, the control part only need keep relative position fixed with the pump on the brake to make two parts decoupling zero, can change respectively, it is very convenient, the vertical maximum dimension of whole structure is only 270mm, has reduced the size of current structure, has satisfied the demand of people to small-size structure.
The invention overcomes the defects that the conventional two-wheel vehicle brake-by-wire structure has too large size, can not monitor the brake state and control the brake stroke and the brake speed, and provides the two-wheel vehicle brake-by-wire structure. The two-wheel vehicle brake-by-wire structure has small structural size, the maximum longitudinal size is 270mm, and the two-wheel vehicle brake-by-wire structure can monitor the brake state in real time and control various brake modes in brake control.
It should be noted that the terms "first", "second", "third", and the like in the description are used for distinguishing various components, elements, steps, and the like in the description, and are not used for indicating a logical relationship or a sequential relationship between the various components, elements, steps, and the like, unless otherwise specified.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (7)
1. A two wheeler drive-by-wire brake structure which characterized in that includes: the device comprises a motor, a fixed support, a tapered roller bearing, a locking nut, a screw nut, an upper pump push rod, a brake upper pump, a trapezoidal screw and a support with a ball bearing; the motor and the support with the ball bearing are connected to the fixed support; the trapezoidal screw comprises a large end section, a middle section and a small end section which are sequentially connected and have gradually reduced diameters; a motor shaft of the motor is inserted into a central circular hole at the large end section of the trapezoidal screw, and the relative position of the motor shaft and the trapezoidal screw is fixed through a jackscrew; the tapered roller bearing is arranged on the trapezoidal screw rod so as to bear the axial force generated in the braking process; the screw nut is fixed on the trapezoidal screw through matching with the thread at the small end section of the trapezoidal screw, and the two sides of the screw nut are respectively fixed with the upper pump push rod; the rotating position of the upper pump push rod is limited by the through hole on the support with the ball bearing, so that the upper pump push rod can only do translational motion along with the screw nut.
2. The two-wheel vehicle brake-by-wire structure according to claim 1, wherein the motor drives the trapezoidal lead screw to rotate, the lead screw nut translates along with the rotation of the trapezoidal lead screw, thereby pushing hydraulic oil of the brake upper pump, converting the braking force from the mechanical force of the push rod of the upper pump into hydraulic force through the piston of the brake upper pump, pushing the force to the brake lower pump along the brake oil pipe, and tightening the brake disc by the clamp of the brake lower pump, thereby completing the braking process.
3. The brake-by-wire structure for two-wheeled vehicles according to claim 1 or 2, wherein the inner race of the tapered roller bearing is positioned by a shoulder formed between the large end section and the middle section by the trapezoidal lead screw and a lock nut fitted over the middle section, and the outer race of the tapered roller bearing is positioned by the fixing bracket so that the tapered roller bearing is mounted on the trapezoidal lead screw.
4. The two-wheeled vehicle brake-by-wire structure according to claim 1 or 2, characterized by further comprising: a sensor probe and a photoelectric limit sensor; the sensor probe translates along with the translation of the screw nut, and the braking state information is transmitted to the monitoring panel through the photoelectric limiting sensor.
5. The two-wheeled vehicle brake-by-wire structure of claim 4, wherein the sensor probe is fixed to the side of the lead screw nut.
6. The two-wheeled vehicle brake-by-wire construction according to claim 1 or 2, wherein the motor is controlled by a remote control.
7. The two-wheeled vehicle brake-by-wire structure according to claim 1 or 2, wherein the motor and the support with the ball bearing are connected to the fixed support by bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110360612.1A CN113027953A (en) | 2021-04-02 | 2021-04-02 | Two wheeler drive-by-wire braking structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110360612.1A CN113027953A (en) | 2021-04-02 | 2021-04-02 | Two wheeler drive-by-wire braking structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113027953A true CN113027953A (en) | 2021-06-25 |
Family
ID=76453758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110360612.1A Pending CN113027953A (en) | 2021-04-02 | 2021-04-02 | Two wheeler drive-by-wire braking structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113027953A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113715787A (en) * | 2021-09-07 | 2021-11-30 | 重庆理工大学 | Manned and unmanned dual-purpose brake mechanism of two-wheeled vehicle |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4222044A1 (en) * | 1992-07-04 | 1994-01-05 | Fichtel & Sachs Ag | Hydraulic disc brake for bicycles - has relative distance between brake linings defined by position of brake piston relative to block |
US20110241866A1 (en) * | 2008-07-10 | 2011-10-06 | Jamie Bishop Todd | Vehicle brake monitoring system and method |
CN202040243U (en) * | 2011-04-15 | 2011-11-16 | 清华大学 | Brake actuating mechanism for automobile distributed electronic hydraulic brake system |
CN102758869A (en) * | 2012-07-31 | 2012-10-31 | 漳州耐欧立斯科技有限责任公司 | Hydraulic brake system of wind driven generator |
CN205423620U (en) * | 2016-03-29 | 2016-08-03 | 重庆理工大学 | Shape memory alloy compensation magnetic current becomes stopper |
CN106523551A (en) * | 2016-10-28 | 2017-03-22 | 江苏理工学院 | Double-motor brake actuation mechanism of vehicle decoupling distribution brake system |
CN107131173A (en) * | 2017-06-12 | 2017-09-05 | 中车青岛四方车辆研究所有限公司 | Pneumatic brake cylinder |
CN107284431A (en) * | 2017-07-05 | 2017-10-24 | 重庆大学 | A kind of active three safe margins high thrust electronics power brake actuator |
WO2020185017A1 (en) * | 2019-03-12 | 2020-09-17 | 주식회사 만도 | Hydraulic pressure supply device of electronic brake system |
CN112032224A (en) * | 2020-08-31 | 2020-12-04 | 青州市春晖科技发展有限公司 | Electric automatic control execution brake device of oil pumping unit |
-
2021
- 2021-04-02 CN CN202110360612.1A patent/CN113027953A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4222044A1 (en) * | 1992-07-04 | 1994-01-05 | Fichtel & Sachs Ag | Hydraulic disc brake for bicycles - has relative distance between brake linings defined by position of brake piston relative to block |
US20110241866A1 (en) * | 2008-07-10 | 2011-10-06 | Jamie Bishop Todd | Vehicle brake monitoring system and method |
CN202040243U (en) * | 2011-04-15 | 2011-11-16 | 清华大学 | Brake actuating mechanism for automobile distributed electronic hydraulic brake system |
CN102758869A (en) * | 2012-07-31 | 2012-10-31 | 漳州耐欧立斯科技有限责任公司 | Hydraulic brake system of wind driven generator |
CN205423620U (en) * | 2016-03-29 | 2016-08-03 | 重庆理工大学 | Shape memory alloy compensation magnetic current becomes stopper |
CN106523551A (en) * | 2016-10-28 | 2017-03-22 | 江苏理工学院 | Double-motor brake actuation mechanism of vehicle decoupling distribution brake system |
CN107131173A (en) * | 2017-06-12 | 2017-09-05 | 中车青岛四方车辆研究所有限公司 | Pneumatic brake cylinder |
CN107284431A (en) * | 2017-07-05 | 2017-10-24 | 重庆大学 | A kind of active three safe margins high thrust electronics power brake actuator |
WO2020185017A1 (en) * | 2019-03-12 | 2020-09-17 | 주식회사 만도 | Hydraulic pressure supply device of electronic brake system |
CN112032224A (en) * | 2020-08-31 | 2020-12-04 | 青州市春晖科技发展有限公司 | Electric automatic control execution brake device of oil pumping unit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113715787A (en) * | 2021-09-07 | 2021-11-30 | 重庆理工大学 | Manned and unmanned dual-purpose brake mechanism of two-wheeled vehicle |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1168913C (en) | Actuator having central support, and brake calliper comprising such actuator | |
CN202560728U (en) | Multi-section screw rod lifting arm | |
CN108674403A (en) | Electric booster braking device and braking method | |
JP2000513661A (en) | Method and machine for integrating rotatable machine components | |
CN113027953A (en) | Two wheeler drive-by-wire braking structure | |
CN101171169A (en) | Securing device for head tube bearings, and method for securing head tube bearings | |
WO2003024756B1 (en) | Method and apparatus for tensioning an emergency brake system on a vehicle | |
CN104822956A (en) | Linear unit and method for the manufacture of linear unit | |
CN108801658B (en) | Bicycle wheel performance testing device | |
CN210221491U (en) | Heavy-duty planet roller screw pair comprehensive performance measuring device | |
CN102491214B (en) | Friction braking device with wedge block force magnifying structure | |
CN2296800Y (en) | Half shaft sleeve withdrawing device | |
CN2527780Y (en) | Disc brake parking automatic compensating liftout mechanism | |
CN211292017U (en) | Clutch transmission device for electric vehicle wheel braking distance detection experiment table | |
CN211967226U (en) | Guide tool for piston connecting rod set of engine | |
CN112448313B (en) | Walking claw of high-voltage transmission and guide line inspection robot | |
CN110323083A (en) | Spring operating mechanism and its compression end cap | |
CN212197264U (en) | Walking device for cold rolling scrap shearing trolley | |
CN211927293U (en) | Electric power steering system performance test equipment based on industrial transport vehicle | |
CN205344858U (en) | Relieve mechanical device of electron parking system braking | |
CN219705026U (en) | Spring compression tool | |
CN116141266B (en) | Spring compression tool for rocket installation and parameter determination method thereof | |
CN111230450A (en) | Spline shaft nut integrated built-in pressure sensor servo press | |
CN105667488A (en) | Auxiliary installation device of automobile wheel speed sensor | |
CN109572639B (en) | Pedal lever ratio adjusting control method and control system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |
|
RJ01 | Rejection of invention patent application after publication |