CN113734340A - Linkage mechanism based on front and rear brake cooperation in two-wheeled electric vehicle - Google Patents
Linkage mechanism based on front and rear brake cooperation in two-wheeled electric vehicle Download PDFInfo
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- CN113734340A CN113734340A CN202110969657.9A CN202110969657A CN113734340A CN 113734340 A CN113734340 A CN 113734340A CN 202110969657 A CN202110969657 A CN 202110969657A CN 113734340 A CN113734340 A CN 113734340A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L3/00—Brake-actuating mechanisms; Arrangements thereof
- B62L3/08—Mechanisms specially adapted for braking more than one wheel
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Abstract
The invention relates to the technical field of brake equipment, and discloses a linkage mechanism based on cooperation of front and rear brakes in a two-wheeled electric vehicle. This complex link gear stops around in based on two-wheeled electric vehicle, to the setting of first oil return groove, check valve, second oil return groove and annular cardboard, after the cooperation of stopping accomplishes the brake action of slowing down around this link gear, because of having lost brake cylinder's extrusion force, can flow back brake oil to brake cylinder in effectively, and can not form the extrusion friction of continuation to the brake disc, the wearing and tearing of brake disc have both been reduced, avoid this two-wheeled vehicle's unnecessary power loss problem simultaneously, reliability and suitability are higher.
Description
Technical Field
The invention relates to the technical field of braking equipment, in particular to a linkage mechanism based on cooperation of front and rear brakes in a two-wheeled electric vehicle.
Background
The two-wheeled vehicle, especially a kind of storage battery car or vehicle using electric power as power drive, become the conventional choice of vast citizen's short distance trip with its small and exquisite light volume and weight, but because of its two-wheeled design in front and back, cause its stability when braking to be relatively poor than other tricycle or four-wheel motorcycle type, especially in the condition that the speed is faster or on the rainy day road-sliding, the use cooperation requirement to the brake in front and back is higher.
When using the back to stop as the main brake, need cooperate the front brake and for it provides sufficient brake power to effectively shorten the braking distance of this two-wheeled vehicle, avoid simultaneously taking place the rear wheel locking phenomenon because of the back is stopped hard excessively, and then cause the phenomenon that driver and crew took place to sideslip.
However, the cooperation of front and rear brakes in the existing two-wheeled vehicle is judged by the experience of the driver, and the phenomenon that the rear wheel is too forcefully applied due to tension in some driving experiences or in an emergency situation with high speed, so that the rear wheel is sideslipped and fallen due to locking of the rear wheel, or the rear wheel is thrown due to too forceful braking of the front wheel, so that great potential safety hazards exist in the driving process.
Therefore, a linkage mechanism based on the mutual cooperation between the front and the rear parts of the two-wheeled vehicle is needed to flexibly adjust and control the braking action of the front and the rear brakes in the braking process, so as to solve the defects of the front and the rear brakes of the existing two-wheeled vehicle in the braking process.
Disclosure of Invention
Technical problem to be solved
The invention provides a linkage mechanism based on cooperation of front brakes and rear brakes in a two-wheeled electric vehicle, which has the advantages of no need of judging the use of the front brakes and the rear brakes manually, good braking performance, difficulty in causing phenomena of sideslip, tail flicking and the like in the braking process, and higher stability and reliability, and solves the problems that the cooperation use of the front brakes and the rear brakes in the existing two-wheeled electric vehicle is judged by the experience of drivers, and the phenomena of sideslip and falling caused by the locking of rear wheels or the tail flicking caused by the over-violent braking of front wheels due to the insufficient driving experience or the emergency situation of higher speed often cause the phenomenon of the sideslip and falling caused by the over-violent braking of rear wheels, so that the driving process has larger potential safety hazards.
(II) technical scheme
The invention provides the following technical scheme: a linkage mechanism based on the cooperation of front and rear brakes in a two-wheeled electric vehicle comprises a fixed outer disc, wherein the outer surface of the fixed outer disc is respectively provided with a main oil inlet port, a main oil inlet port and a rear oil braking port which are communicated with the inner part of the fixed outer disc in a group, a transmission main shaft is movably sleeved in the fixed outer disc, two sides of the inner part of the fixed outer disc are respectively provided with a first oil return groove and a second oil return groove which are communicated with the main oil inlet port, the main oil inlet port and the rear oil braking port, a group of one-way valves are respectively arranged in the first oil return groove and the second oil return groove, the middle part of the outer surface of the transmission main shaft is in friction connection with a movable inner disc movably sleeved in the inner cavity of the fixed outer disc through a fixed colloid, the upper surface and the lower surface of the movable inner disc are respectively provided with a group of through-flow grooves and fixed grooves, and an elastic connecting rod is fixedly arranged in the inner part of the fixed inner groove of the movable inner disc and is in transmission connection with one side of the inner cavity of the fixed outer disc, and the annular clamping plate is fixedly arranged outside the fixed groove.
Preferably, an included angle between the main oil inlet port and the central axis of the rear oil braking port is smaller than an included angle between two side faces of the through-flow groove on the movable inner disc, and the main oil inlet port is located between the main oil inlet port and the rear oil braking port.
Preferably, one end of the through-flow groove in the movable inner disc is located between the main oil inlet port and the rear oil braking port, and the other end of the through-flow groove is located between the main oil inlet port and the rear oil braking port.
Preferably, the outer surface of the fixed colloid is not in contact with the inner wall of the movable inner disc below a preset speed, and is in contact with the inner wall of the movable inner disc above the preset speed, and the frictional resistance between the fixed colloid and the inner wall of the movable inner disc is greater than the constant elastic force of the elastic connecting rod.
(III) advantageous effects
The invention has the following beneficial effects:
1. this coordinated link gear stops around based on in two-wheeled electric motor car, to the setting of fixed outer dish, fixed colloid and activity inner disc, utilize transmission main shaft to the produced centrifugal force size of fixed colloid when the rotation of difference, in order to utilize the rotation of activity inner disc to control the open and close state of the last oil port that stops of fixed outer dish, for current two-wheeled vehicle's braking technology, when braking the action to it, to the cooperation use of stopping around, need not judge through navigating mate's experience, earlier start the back when braking at every turn, then judge through speed whether start the front brake, when providing sufficient effective friction braking force for it, improve its stability and security at braking in-process, and difficult emergence sideslips, phenomenons such as tail.
2. This complex link gear stops around in based on two-wheeled electric vehicle, to the setting of first oil return groove, check valve, second oil return groove and annular cardboard, after the cooperation of stopping accomplishes the brake action of slowing down around this link gear, because of having lost brake cylinder's extrusion force, can flow back brake oil to brake cylinder in effectively, and can not form the extrusion friction of continuation to the brake disc, the wearing and tearing of brake disc have both been reduced, avoid this two-wheeled vehicle's unnecessary power loss problem simultaneously, reliability and suitability are higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the fixed outer plate and the structure thereon according to the present invention;
FIG. 3 is a schematic structural diagram of the movable inner plate of the present invention;
FIG. 4 is a structural view of the present invention during braking at a normal speed;
fig. 5 is a structural view of the present invention when braking at high speed.
In the figure: 1. fixing the outer disc; p1, main oil inlet port; p2, rear oil-braking port; p3, front brake oil port; 2. a transmission main shaft; 3. fixing the colloid; 4. a movable inner disc; 5. centrifuging and preparing beads; 6. an elastic link; 7. a first oil return groove; 8. a one-way valve; 9. a second oil return groove; 10. a through-flow groove; 11. fixing the groove; 12. and (4) an annular clamping plate.
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.
Referring to fig. 1, a linkage mechanism based on cooperation of front and rear brakes in a two-wheeled electric vehicle comprises a fixed outer disc 1, wherein the outer surface of the fixed outer disc 1 is respectively provided with a group of main oil inlet port P1, a main oil inlet port P2 and a rear brake oil port P3 communicated to the inside of the fixed outer disc 1, a transmission main shaft 2 is movably sleeved in the fixed outer disc 1, as shown in fig. 2, two sides of the inside of the fixed outer disc 1 are respectively provided with a group of first oil return grooves 7 and a group of second oil return grooves 9 to be communicated with a main oil inlet port P1, a main oil inlet port P2 and a rear brake oil port P3, a group of one-way valves 8 are respectively arranged in the first oil return grooves 7 and the second oil return grooves 9, the flow directions of the two groups of one-way valves 8 respectively flow to the main oil inlet port P1 from a main oil inlet port P2 and a rear brake oil inlet port P3, the middle part of the outer surface of the transmission main shaft 2 is in friction connection with a movable inner disc 4 movably sleeved in the inner cavity of the fixed outer disc 1 through a fixed colloid 3, and four corners at fixed colloid 3 are equipped with a set of centrifugation respectively and join in marriage pearl 5, be used for increasing its centrifugal force that produces when rotatory along with transmission main shaft 2, and then increase its and the frictional resistance between the 4 inner walls of activity inner discs, as shown in fig. 3, the upper surface and the lower surface of activity inner disc 4 are equipped with a set of through-flow recess 10 and fixed recess 11 respectively, and the inside fixed mounting of fixed recess 11 has elastic connecting rod 6 and fixed outer disc 1 inner chamber between the transmission be connected on the activity inner disc 4, the outside fixed mounting annular cardboard 12 of fixed recess 11, be used for the inside of shutoff oil return in the oil port P3 of stopping in order to prevent that it from entering into fixed outer disc 1.
The elastic force of the elastic connecting rod 6 is equal to the pressure of the brake hydraulic oil entering from the main oil inlet port P1 when only the rear brake is used for braking, and when the elastic connecting rod is synchronously squeezed by the friction transmission force of the fixing colloid 3 and the pressure of the brake hydraulic oil entering from the main oil inlet port P1, the elastic connecting rod rotates.
Wherein, to the setting of fixed outer dish 1, fixed colloid 3 and activity inner disc 4, utilize transmission main shaft 2 to the produced centrifugal force size of fixed colloid 3 when the rotation of difference, in order to control opening and close of back brake oil port P3 on the fixed outer dish 1, for current two-wheeled vehicle's braking technique, when braking the action to it, to the cooperation use of braking before and after, do not need to judge through navigating mate's experience, earlier start the back braking when braking at every turn, then judge through speed whether start the front brake, improve its security in braking process when providing sufficient effective friction braking force for it.
The first oil return groove 7, the one-way valve 8 and the second oil return groove 9 are arranged, after the linkage mechanism is braked and matched to complete braking and speed reducing actions, brake oil can be effectively returned to the brake oil cylinder due to loss of extrusion force of the brake oil cylinder, continuous extrusion friction cannot be formed on the brake disc, abrasion of the brake disc is reduced, power loss of the two-wheeled vehicle is avoided, and reliability and applicability are high.
Wherein, the fixed through hole that runs through to its front and back both sides is seted up to the positive bottom of fixed outer dish 1 for fixed outer dish 1 makes it can not take place the rotation action along with activity inner disc 4.
In the technical scheme, an included angle between the central axes of the main oil inlet port P2 and the rear oil braking port P3 is smaller than an included angle between two side surfaces of the through-flow groove 10 on the movable inner disc 4, and the main oil inlet port P1 is located between the main oil inlet port P2 and the rear oil braking port P3.
In the technical scheme, one end of the through-flow groove 10 on the movable inner disc 4 is positioned between the main oil inlet port P1 and the rear oil braking port P3, and the other end of the through-flow groove is positioned between the main oil inlet port P2 and the rear oil braking port P3.
The main oil inlet port P1 is communicated with the main oil inlet port P2, and the main oil inlet port P1 is not communicated with the rear oil braking port P3 when the linkage mechanism brakes at a low speed under the friction transmission of the fixed colloid 3 and the elastic action of the elastic connecting rod 6 due to the arrangement of the relative positions among the main oil inlet port P1, the main oil inlet port P2 and the rear oil braking port P3; when the vehicle brakes at a high speed, the main oil inlet port P1 is communicated with the main oil inlet port P2, and the main oil inlet port P1 is communicated with the rear oil braking port P3 respectively, so that the judgment of the starting of the front brake is automatically realized.
In the technical scheme, the outer surface of the fixed colloid 3 is not contacted with the inner wall of the movable inner disc 4 below a preset speed, and is contacted with the inner wall of the movable inner disc 4 when the preset speed is exceeded, and the frictional resistance between the fixed colloid and the inner wall of the movable inner disc 4 is greater than the constant elasticity of the elastic connecting rod 6.
Wherein, to the setting between fixed colloid 3 and the activity inner disc 4, utilize its centrifugal force that produces when high-speed rotation to through friction drive's mode, for the intercommunication between main oil feed port P1 and the back oil port P3 of stopping provides effective power, make its in-process that uses can normally trigger.
The use method and the working principle of the embodiment are as follows:
firstly, the linkage mechanism is connected to a wheel spindle of a two-wheeled vehicle in a transmission way through a transmission spindle 2, a main oil inlet port P1 is communicated with a brake cylinder, and a main oil inlet port P2 and a rear oil braking port P3 are respectively communicated with a rear brake cylinder and a front brake cylinder:
as shown in fig. 4, when the operating speed of the two-wheeled vehicle is lower than the preset speed triggered by the linkage mechanism, the centrifugal force generated by the transmission main shaft 2 to the fixed colloid 3 and the centrifugal balls 5 thereon during rotation is insufficient to open the fixed colloid 3, and the outer surface of the fixed colloid is not in contact with the inner wall of the movable inner disc 4, when the two-wheeled vehicle is braked, the brake hydraulic oil in the fixed colloid enters from the main oil inlet port P1 and is squeezed and conveyed from the main oil inlet port P2 to the rear brake cylinder through the through-flow groove 10 on the movable inner disc 4, so that the rear brake is used to brake the two-wheeled vehicle, and after the braking and decelerating actions are completed, when the pressure of the brake cylinder is lost, the brake hydraulic oil in the rear cylinder flows back to the brake cylinder through the main oil inlet port P2, the first oil return groove 7 or the through-flow groove 10, and the main oil inlet port P1;
as shown in fig. 5, when the operating speed of the two-wheeled vehicle is higher than the preset speed triggered by the linkage mechanism, the transmission main shaft 2, when rotating, will expand the fixed colloid 3 by the centrifugal force generated by the fixed colloid 3 and the centrifugal balls 5 thereon, and make the outer surface thereof contact with the inner wall of the movable inner disc 4, and when braking the two-wheeled vehicle, the brake hydraulic oil therein enters from the main oil inlet port P1 and is squeezed and conveyed from the main oil inlet port P2 to the rear brake cylinder through the through-flow groove 10 on the movable inner disc 4, so as to utilize the rear brake to brake it, and at the same time, will drive the movable inner disc 4 to rotate, and be squeezed and conveyed from the rear brake oil port P3 to the front brake cylinder through the through-flow groove 10 thereon, and at the same time of the following rear brake being started, the front brake is synchronously started to provide sufficient brake power for the two-wheeled vehicle, and shorten the braking distance, after the braking and decelerating actions are finished, when the pressure of the brake oil cylinder is lost, the brake hydraulic oil in the rear brake oil cylinder flows back to the brake oil cylinder through the main oil inlet port P2, the first oil return groove 7 or the through-flow groove 10 and the main oil inlet port P1; and the brake hydraulic oil in the front brake cylinder flows back to the brake cylinder through a rear brake oil port P3, a second oil return groove 9 and a main oil inlet port P1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a complex link gear stops around in based on two-wheeled electric motor car, includes fixed outer dish (1), the surface of fixed outer dish (1) is a set of main oil feed port (P1), main oil feed port (P2) and the oil port (P3) of stopping after being equipped with respectively and communicates to its inside, transmission main shaft (2), its characterized in that have been cup jointed in the inside activity of fixed outer dish (1): two sides of the inner part of the fixed outer disc (1) are respectively provided with a group of first oil return grooves (7) and second oil return grooves (9) to communicate with a main oil inlet port (P1), a main oil inlet port (P2) and a rear brake oil port (P3), a group of one-way valves (8) are respectively arranged inside the first oil return groove (7) and the second oil return groove (9), the middle part of the outer surface of the transmission main shaft (2) is in friction connection with a movable inner disc (4) which is movably sleeved in the inner cavity of the fixed outer disc (1) through a fixed colloid (3), the upper surface and the lower surface of the movable inner disc (4) are respectively provided with a group of through-flow grooves (10) and fixed grooves (11), and the inner part of the fixed groove (11) on the movable inner disc (4) is fixedly provided with an elastic connecting rod (6) which is in transmission connection with one side of the inner cavity of the fixed outer disc (1), and the outer part of the fixed groove (11) is fixedly provided with an annular clamping plate (12).
2. The linkage mechanism based on the cooperation of front and rear brakes in the two-wheeled electric vehicle according to claim 1, characterized in that: an included angle between the central axis of the main oil inlet port (P2) and the central axis of the rear oil braking port (P3) is smaller than an included angle between two side faces of the through-flow groove (10) on the movable inner disc (4), and the main oil inlet port (P1) is located between the main oil inlet port (P2) and the rear oil braking port (P3).
3. The linkage mechanism based on the cooperation of the front brake and the rear brake in the two-wheeled electric vehicle according to claim 2, characterized in that: one end of the through-flow groove (10) on the movable inner disc (4) is positioned between the main oil inlet port (P1) and the rear brake oil port (P3), and the other end of the through-flow groove is positioned between the main oil inlet port (P2) and the rear brake oil port (P3).
4. The linkage mechanism based on the cooperation of front and rear brakes in the two-wheeled electric vehicle according to claim 1, characterized in that: the outer surface of the fixed colloid (3) is not contacted with the inner wall of the movable inner disc (4) below a preset speed, but is contacted with the inner wall of the movable inner disc (4) when the preset speed is exceeded, and the frictional resistance between the fixed colloid and the inner wall of the movable inner disc (4) is greater than the constant elasticity of the elastic connecting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110969657.9A CN113734340B (en) | 2021-08-23 | 2021-08-23 | Linkage mechanism based on front and rear brake cooperation in two-wheeled electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110969657.9A CN113734340B (en) | 2021-08-23 | 2021-08-23 | Linkage mechanism based on front and rear brake cooperation in two-wheeled electric vehicle |
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| CN113734340A true CN113734340A (en) | 2021-12-03 |
| CN113734340B CN113734340B (en) | 2022-09-27 |
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Citations (7)
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| US5257856A (en) * | 1991-07-23 | 1993-11-02 | Honda Giken Kogyo Kabushiki Kaisha | Method of and system for controlling brakes |
| US6238017B1 (en) * | 1997-10-03 | 2001-05-29 | Frederick G. Eitel | Advanced motorcycle chassis and braking system |
| CN101407241A (en) * | 2008-11-18 | 2009-04-15 | 浙江大学 | Energy-saving speed limiter based on electric bicycle brake system |
| CN102745182A (en) * | 2012-07-11 | 2012-10-24 | 广东机电职业技术学院 | Auxiliary braking system of centrifugal hydraulic light vehicle |
| CN105579734A (en) * | 2013-09-30 | 2016-05-11 | 本田技研工业株式会社 | Longitudinally interlocking vehicle brake device |
| CN206679178U (en) * | 2017-04-13 | 2017-11-28 | 瑞安市爱得利液压制动有限公司 | Wheel brake balance system before and after a kind of motorcycle |
| CN213228595U (en) * | 2020-02-10 | 2021-05-18 | 明鸿工业股份有限公司 | Brake linkage and brake force distribution device |
-
2021
- 2021-08-23 CN CN202110969657.9A patent/CN113734340B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5257856A (en) * | 1991-07-23 | 1993-11-02 | Honda Giken Kogyo Kabushiki Kaisha | Method of and system for controlling brakes |
| US6238017B1 (en) * | 1997-10-03 | 2001-05-29 | Frederick G. Eitel | Advanced motorcycle chassis and braking system |
| CN101407241A (en) * | 2008-11-18 | 2009-04-15 | 浙江大学 | Energy-saving speed limiter based on electric bicycle brake system |
| CN102745182A (en) * | 2012-07-11 | 2012-10-24 | 广东机电职业技术学院 | Auxiliary braking system of centrifugal hydraulic light vehicle |
| CN105579734A (en) * | 2013-09-30 | 2016-05-11 | 本田技研工业株式会社 | Longitudinally interlocking vehicle brake device |
| CN206679178U (en) * | 2017-04-13 | 2017-11-28 | 瑞安市爱得利液压制动有限公司 | Wheel brake balance system before and after a kind of motorcycle |
| CN213228595U (en) * | 2020-02-10 | 2021-05-18 | 明鸿工业股份有限公司 | Brake linkage and brake force distribution device |
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| CN113734340B (en) | 2022-09-27 |
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