CN113561946A - Brake structure for improving brake pedal feeling and brake pedal with structure - Google Patents
Brake structure for improving brake pedal feeling and brake pedal with structure Download PDFInfo
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- CN113561946A CN113561946A CN202111016410.1A CN202111016410A CN113561946A CN 113561946 A CN113561946 A CN 113561946A CN 202111016410 A CN202111016410 A CN 202111016410A CN 113561946 A CN113561946 A CN 113561946A
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- 238000013016 damping Methods 0.000 claims abstract description 259
- 238000009434 installation Methods 0.000 claims description 7
- 238000011084 recovery Methods 0.000 abstract description 12
- 230000007246 mechanism Effects 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 description 14
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- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000295 fuel oil Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 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
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/06—Disposition of pedal
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Abstract
The application relates to a brake pedal who improves braking and step on feel and have this structure relates to vehicle braking technical field, and this brake pedal structure includes: the brake pedal bracket is internally provided with a rotating space structure; one end of the brake pedal arm is rotatably arranged in the rotating space structure; the damping fin sleeve is arranged on the brake pedal bracket; a damper member rotatably disposed within the damper sleeve, the damper hold down member configured to rotate coaxially with the brake pedal arm; wherein the damper is configured such that the side wall rubs against an inner wall of the damper sleeve when rotated with the brake pedal arm. This application adopts simple mechanical structure, produces the stagnant principle of power based on damping fin friction, with brake pedal arm, damping fin sleeve and damping piece cooperation, utilizes newfashioned damping mechanism to improve the braking and steps on the sense to can help solving because the brake pedal that braking energy recovery arouses feels.
Description
Technical Field
The application relates to the technical field of vehicle braking, in particular to a brake structure for improving braking treading feeling and a brake pedal with the structure.
Background
With the rapid popularization of electric vehicles, there are some differences between electric vehicles and traditional fuel vehicles. The electric vehicle is highly concerned about the driving range of the vehicle, so the recovery of braking energy is an indispensable technology of the electric vehicle, and the popularization of the technology brings many challenges to a braking system.
At present, the electric vehicle mostly adopts a scheme of adding an intelligent booster and an ESC or a scheme of braking an intelligent hydraulic control unit. When the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, the braking fluid in the braking system is stored in the energy accumulator at the moment, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the dead feeling is avoided
Therefore, in order to solve the problems that the intelligent booster is strong in spring feeling and poor in pedal feeling in the braking energy recovery stage, and therefore a force stagnation structure is added in the initial stroke of the braking pedal, the pedal feeling is closer to transmission fuel oil, the braking structure for improving the braking pedal feeling and the braking pedal with the structure are provided.
Disclosure of Invention
The application provides a brake pedal who feels and have this structure is stepped on in improvement braking adopts simple mechanical structure, based on damping fin friction produces the stagnant principle of power, with brake pedal arm, damping fin sleeve and damping piece cooperation, utilizes newfashioned damping mechanism to improve the feeling is stepped on in the braking to can help solving because the brake pedal that braking energy retrieves and arouses feels.
In a first aspect, the present application provides a brake pedal structure for improving brake pedal feel, the brake pedal structure including:
the brake pedal bracket is internally provided with a rotating space structure;
one end of the brake pedal arm is rotatably arranged in the rotating space structure;
a damper sleeve disposed on the brake pedal bracket;
a damper member rotatably disposed within said damper sleeve, said damper hold down member configured to rotate coaxially with said brake pedal arm; wherein,
the damper is configured such that the side wall rubs against an inner wall of the damper sleeve when rotated with the brake pedal arm.
When the brake pedal is operated, when a driver steps on the brake pedal, the brake pedal arm starts to rotate, the damping piece rotates together with the brake pedal arm, at the moment, the damping piece and the inner wall of the damping fin sleeve rub to generate damping force, so that a damping effect is achieved, pedal feeling generated by compressed brake fluid of traditional fuel oil is simulated by generating force stagnation, and brake pedal feeling is improved;
in addition, during actual design production, according to actual matching, the shape and the material of a part of the damping piece, which is in contact with the inner wall of the damping fin sleeve, are changed so as to adapt to the requirement of damping force change and make up for pedal feel change caused by energy recovery;
when the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, at the moment, the braking fluid in the braking system is stored in the energy accumulator, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the force is not stagnated;
and the principle and the structure of this application embodiment are as above-mentioned description, and the fine powerless slow-up of solving feels the problem, when footboard sense is transferred and taught, through the shape and the material of the part that changes damping piece and the telescopic inner wall contact of damping fin, can adjust damping force variation curve to better match the footboard sense.
It should be noted that, in the embodiment of the present application, the main difference of the pedal feeling is simulated by using the electromagnetism, and the damping fin is used to generate the force stagnation to simulate the pedal feeling, so as to simulate the pedal feeling generated by the compressed brake fluid in the conventional fuel.
The embodiment of the application adopts a simple mechanical structure, and based on the principle that the damping fin friction generates force hysteresis, the brake pedal arm, the damping fin sleeve and the damping piece are matched, and the brake pedal feeling is improved by utilizing a novel damping mechanism, so that the brake pedal feeling caused by the recovery of brake energy can be helped to be solved.
Specifically, the damping member includes:
a damping spring member configured to rotate coaxially with the brake pedal arm;
the damping pieces are arranged on two sides of the damping spring part in pairs; wherein,
the damping spring member is configured to continuously apply a pushing force to the damping plate such that the damping plate abuts against an inner wall of the damping plate sleeve.
Specifically, the damping spring member includes:
the damping spring part main body is internally provided with a mounting through hole;
the damping spring is arranged in the mounting through hole; wherein,
the damping springs are respectively connected with the damping sheets positioned on two sides of the damping spring part;
the damping spring is configured to continuously apply an elastic force to the damping fin such that the damping fin abuts against an inner wall of the damping fin sleeve.
Further, the damping fin is provided with a damping fin connecting piece;
one end of the damping fin connecting piece is connected with the side wall of the damping fin, and the other end of the damping fin connecting piece extends into the mounting through hole and is connected with the corresponding end of the damping spring.
Further, the brake pedal structure further includes:
and one end of the return spring is connected with one end, close to the rotating space structure, of the brake pedal arm, and the other end of the return spring is connected with the rotating space structure.
Specifically, the rotation space structure includes:
a pair of rotating mounting plates arranged on the brake pedal bracket in parallel at intervals;
one end of the brake pedal arm is rotatably arranged in the pair of rotating mounting plates;
the damping fin sleeve is arranged on the side wall outside the rotary mounting plate.
Furthermore, a rotary mounting through hole is formed in the rotary mounting plate;
one end of the brake pedal arm is rotatably arranged in the pair of rotary mounting plates through a brake rotating shaft;
the damping fin sleeve is arranged on the periphery of the rotary mounting through hole;
the damping piece is right opposite to the rotating installation through hole, is connected with the braking rotating shaft and is configured to rotate coaxially with the braking rotating shaft.
Preferably, the damping fin is an arc-shaped plate;
the radian of the outer wall of the damping fin is matched with the radian of the inner wall of the damping fin sleeve.
In a second aspect, the present application provides a brake pedal having the brake structure for improving brake pedal feel mentioned in the first aspect, characterized in that the brake pedal includes:
the brake pedal bracket is internally provided with a rotating space structure;
one end of the brake pedal arm is rotatably arranged in the rotating space structure;
a damper sleeve disposed on the brake pedal bracket;
a damper member rotatably disposed within said damper sleeve, said damper hold down member configured to rotate coaxially with said brake pedal arm;
a brake pedal disposed at a free end of the brake pedal arm; wherein,
the damper is configured such that the side wall rubs against an inner wall of the damper sleeve when rotated with the brake pedal arm.
Specifically, the damping member includes:
a damping spring member configured to rotate coaxially with the brake pedal arm;
the damping pieces are arranged on two sides of the damping spring part in pairs; wherein,
the damping spring member is configured to continuously apply a pushing force to the damping plate such that the damping plate abuts against an inner wall of the damping plate sleeve.
The beneficial effect that technical scheme that this application provided brought includes:
1. this application adopts simple mechanical structure, produces the stagnant principle of power based on damping fin friction, with brake pedal arm, damping fin sleeve and damping piece cooperation, utilizes newfashioned damping mechanism to improve the braking and steps on the sense to can help solving because the brake pedal that braking energy recovery arouses feels.
2. The damping fin sleeve and the damping piece can improve the braking pedal feeling on the premise of not influencing the braking function, so that the problem of the pedal in the current stage is solved, and the normal work of the brake pedal is guaranteed.
Drawings
Interpretation of terms:
ESC: electronic Stability Controller, vehicle body Electronic Stability control system.
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is an exploded view of a brake structure for improving brake pedaling feeling in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a brake structure for improving brake pedaling feeling provided in the embodiment of the present application;
FIG. 3 is an exploded view of a brake pedal with a brake structure for improving brake feel according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural view of an exploded brake pedal with a brake structure for improving brake feel according to an embodiment of the present application;
in the figure:
1. a brake pedal bracket; 10. a rotating space structure; 100. rotating the mounting plate; 101. rotatably installing the through hole; 2. a brake pedal arm; 20. braking the rotating shaft; 3. a damper sleeve; 4. a damping member; 40. a damping spring member; 401. a damping spring member body; 402. mounting a through hole; 403. a damping spring; 41. a damping fin; 5. a return spring; 6. a brake pedal.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
Embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application provides a brake pedal who improves braking and step on feel and have this structure adopts simple mechanical structure, produces the stagnant principle of power based on damping fin friction, with brake pedal arm, damping fin sleeve and damping piece cooperation, utilizes newfashioned damping mechanism to improve braking and step on feel to can help solving because the brake pedal that braking energy retrieves and arouses feels.
In order to achieve the technical effects, the general idea of the application is as follows:
a brake pedal structure for improving the feeling of braking pedal includes:
the brake pedal comprises a brake pedal bracket 1, wherein a rotating space structure 10 is arranged in the brake pedal bracket;
a brake pedal arm 2, one end of the brake pedal arm 2 is rotatably arranged in the rotating space structure 10;
a damper sleeve 3 provided on the brake pedal bracket 1;
a damper 4 rotatably disposed within the damper sleeve 3, the damper hold-down 4 configured to rotate coaxially with the brake pedal arm 2; wherein,
the damper 4 is configured such that the side wall rubs against the inner wall of the damper sleeve 3 when rotating with the brake pedal arm 2.
Embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
In a first aspect, referring to fig. 1 to 2, an embodiment of the present application provides a brake pedal structure for improving a brake pedaling feeling, the brake pedal structure including:
the brake pedal comprises a brake pedal bracket 1, wherein a rotating space structure 10 is arranged in the brake pedal bracket;
a brake pedal arm 2, one end of the brake pedal arm 2 is rotatably arranged in the rotating space structure 10;
a damper sleeve 3 provided on the brake pedal bracket 1;
a damper 4 rotatably disposed within the damper sleeve 3, the damper hold-down 4 configured to rotate coaxially with the brake pedal arm 2; wherein,
the damper 4 is configured such that the side wall rubs against the inner wall of the damper sleeve 3 when rotating with the brake pedal arm 2.
When the brake pedal simulation device works, when a driver steps on the brake pedal, the brake pedal arm 2 starts to rotate, the damping piece 4 rotates together with the brake pedal arm 2, at the moment, the damping piece 4 and the inner wall of the damping fin sleeve 3 rub to generate damping force, so that a damping effect is achieved, pedal feeling generated by traditional fuel oil compressed brake fluid is simulated by generating force stagnation, and brake pedal feeling is improved;
in addition, during actual design production, according to actual matching, the shape and the material of a part, in contact with the inner wall of the damping piece sleeve 3, of the damping piece 4 are changed so as to adapt to the requirement of damping force change and make up for pedal feel change caused by energy recovery;
when the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, at the moment, the braking fluid in the braking system is stored in the energy accumulator, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the force is not stagnated;
and the principle and the structure of this application embodiment are as above-mentioned description, and the fine powerless slow-up of solving feels the problem, when footboard sense is transferred and taught, through the shape and the material of the part that changes damping 4 and damping fin sleeve 3's inner wall contact, can adjust damping force variation curve to better match the footboard sense.
It should be noted that, in the embodiment of the present application, the main difference of the pedal feeling is simulated by using the electromagnetism, and the damping fin is used to generate the force stagnation to simulate the pedal feeling, so as to simulate the pedal feeling generated by the compressed brake fluid in the conventional fuel.
The embodiment of the application adopts a simple mechanical structure, and based on the principle that the damping fin friction generates force hysteresis, the brake pedal arm, the damping fin sleeve and the damping piece are matched, and the brake pedal feeling is improved by utilizing a novel damping mechanism, so that the brake pedal feeling caused by the recovery of brake energy can be helped to be solved.
Specifically, the damping member 4 includes:
a damping spring member 40, said damping spring member 40 being configured to rotate coaxially with said brake pedal arm 2;
damping fins 41 provided in pairs on both sides of the damping spring member 40; wherein,
the damping spring member 40 is configured to continuously apply an urging force to the damping plate 41 such that the damping plate 41 abuts against the inner wall of the damping plate sleeve 3.
Specifically, the damping spring member 40 includes:
a damping spring member body 401, wherein a mounting through hole 402 is arranged in the damping spring member body 401;
a damper spring 403 disposed in the mounting through-hole 402; wherein,
the damping springs 403 are respectively connected to the damping fins 41 at both sides of the damping spring member 40;
the damper spring 403 is configured to continuously apply an elastic force to the damper plate 41 such that the damper plate 41 abuts against the inner wall of the damper plate sleeve 3.
When the brake pedal device works, when a driver steps on the brake pedal, the brake pedal arm 2 starts to rotate, the damping spring part 40 rotates along with the brake pedal arm 2, at the moment, the damping fins 41 on two sides of the damping spring part 40 rub against the inner wall of the damping fin sleeve 3 to generate damping force, so that a damping effect is achieved, pedal feeling generated by traditional fuel oil compressed brake fluid is simulated by generating force stagnation, brake pedal feeling is improved,
it should be noted that, since the damping spring 403 is configured to continuously apply an elastic force to the damping plate 41 so that the damping plate 41 abuts against the inner wall of the damping plate sleeve 3, the damping plate 41 will continuously receive an outward elastic force, so that the damping plate 41 will keep in contact with the inner wall of the damping plate sleeve 3, even if the damping plate 41 becomes thinner during the friction process, when the damping spring member 40 rotates together with the brake pedal arm 2, the damping plate 41 on both sides of the damping spring member 40 will continuously rub against the inner wall of the damping plate sleeve 3, and even if the damping plate 41 becomes thinner during the friction process, the thinned damping plate 41 will further move towards the inner wall of the damping plate sleeve 3 and send friction with the inner wall of the damping plate sleeve 3 under the push of the elastic force;
in addition, during actual design production, the shape and the material of the damping fin 41 are changed according to actual matching so as to adapt to the requirement of damping force change and make up for pedal feel change caused by energy recovery;
when the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, at the moment, the braking fluid in the braking system is stored in the energy accumulator, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the force is not stagnated;
and the principle and the structure of this application embodiment are as above-mentioned description, and the fine powerless slow-up of solving feels the problem, when footboard sense is transferred and taught, through the shape and the material of the part that changes damping 4 and damping fin sleeve 3's inner wall contact, can adjust damping force variation curve to better match the footboard sense.
According to the embodiment of the application, the damping fin sleeve 3 and the damping piece 4 can improve the braking treading feeling on the premise of not influencing the braking function, so that the problem of the pedal at the current stage is solved, and meanwhile, the normal work of the brake pedal is guaranteed.
Further, the damper 41 is provided with a damper connection member 411;
one end of the damping plate connecting piece 411 is connected with the side wall of the damping plate 41, and the other end of the damping plate connecting piece 411 extends into the mounting through hole 402 and is connected with the corresponding end of the damping spring 403.
Further, the brake pedal structure further includes:
and one end of the return spring 5 is connected with one end, close to the rotating space structure 10, of the brake pedal arm 2, and the other end of the return spring 5 is connected with the rotating space structure 10.
Specifically, the rotation space structure 10 includes:
a pair of rotating mounting plates 100 arranged on the brake pedal bracket 1 in parallel at intervals;
one end of the brake pedal arm 2 is rotatably arranged in the pair of rotary mounting plates 100;
the damper sleeve 3 is provided on the side wall outside the rotary mounting plate 100.
Further, a rotating installation through hole 101 is formed in the rotating installation plate 100;
one end of the brake pedal arm 2 is rotatably arranged in the pair of rotary mounting plates 100 through a brake rotating shaft 20;
the damping fin sleeve 3 is arranged on the periphery of the rotary mounting through hole 101;
the damping member 4 faces the rotation mounting through hole 101, is connected to the braking shaft 20, and is configured to rotate coaxially with the braking shaft 20.
Preferably, the damping plate 41 is an arc-shaped plate;
the radian of the outer wall of the damping fin 41 is matched with the radian of the inner wall of the damping fin sleeve 3.
In a second aspect, referring to fig. 3 to 4, an embodiment of the present application provides a brake pedal having the brake structure for improving brake pedal feel mentioned in the first aspect, wherein the brake pedal includes:
the brake pedal comprises a brake pedal bracket 1, wherein a rotating space structure 10 is arranged in the brake pedal bracket;
a brake pedal arm 2, one end of the brake pedal arm 2 is rotatably arranged in the rotating space structure 10;
a damper sleeve 3 provided on the brake pedal bracket 1;
a damper 4 rotatably disposed within the damper sleeve 3, the damper hold-down 4 configured to rotate coaxially with the brake pedal arm 2;
a brake pedal 6 provided at a free end of the brake pedal arm 2; wherein,
the damper 4 is configured such that the side wall rubs against the inner wall of the damper sleeve 3 when rotating with the brake pedal arm 2.
When the brake pedal 6 works, when a driver steps on the brake pedal 6, the brake pedal arm 2 starts to rotate, the damping piece 4 rotates together with the brake pedal arm 2, at the moment, the damping piece 4 and the inner wall of the damping fin sleeve 3 rub to generate damping force, so that a damping effect is achieved, pedal feeling generated by traditional fuel oil compressed brake fluid is simulated by generating force stagnation, and brake pedal feeling is improved;
in addition, during actual design production, according to actual matching, the shape and the material of a part, in contact with the inner wall of the damping piece sleeve 3, of the damping piece 4 are changed so as to adapt to the requirement of damping force change and make up for pedal feel change caused by energy recovery;
when the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, at the moment, the braking fluid in the braking system is stored in the energy accumulator, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the force is not stagnated;
and the principle and the structure of this application embodiment are as above-mentioned description, and the fine powerless slow-up of solving feels the problem, when footboard sense is transferred and taught, through the shape and the material of the part that changes damping 4 and damping fin sleeve 3's inner wall contact, can adjust damping force variation curve to better match the footboard sense.
It should be noted that, in the embodiment of the present application, the main difference of the pedal feeling is simulated by using the electromagnetism, and the damping fin is used to generate the force stagnation to simulate the pedal feeling, so as to simulate the pedal feeling generated by the compressed brake fluid in the conventional fuel.
The embodiment of the application adopts a simple mechanical structure, and based on the principle that the damping fin friction generates force hysteresis, the brake pedal arm, the damping fin sleeve and the damping piece are matched, and the brake pedal feeling is improved by utilizing a novel damping mechanism, so that the brake pedal feeling caused by the recovery of brake energy can be helped to be solved.
Specifically, the damping member 4 includes:
a damping spring member 40, said damping spring member 40 being configured to rotate coaxially with said brake pedal arm 2;
damping fins 41 provided in pairs on both sides of the damping spring member 40; wherein,
the damping spring member 40 is configured to continuously apply an urging force to the damping plate 41 such that the damping plate 41 abuts against the inner wall of the damping plate sleeve 3.
Specifically, the damping spring member 40 includes:
a damping spring member body 401, wherein a mounting through hole 402 is arranged in the damping spring member body 401;
a damper spring 403 disposed in the mounting through-hole 402; wherein,
the damping springs 403 are respectively connected to the damping fins 41 at both sides of the damping spring member 40;
the damper spring 403 is configured to continuously apply an elastic force to the damper plate 41 such that the damper plate 41 abuts against the inner wall of the damper plate sleeve 3.
It should be noted that the dimensions and materials of the damping fin 41, the damping spring 403, and the damping spring member 40 are adjusted as necessary, so as to achieve the functions mentioned in the embodiments of the present application.
When the brake pedal device works, when a driver steps on the brake pedal 6, the brake pedal arm 2 starts to rotate, the damping spring part 40 rotates along with the brake pedal arm 2, at the moment, the damping fins 41 on two sides of the damping spring part 40 rub against the inner wall of the damping fin sleeve 3 to generate damping force, so that a damping effect is achieved, pedal feeling generated by compressed brake fluid in traditional fuel oil is simulated by generating force stagnation, the brake pedal feeling is improved,
it should be noted that, since the damping spring 403 is configured to continuously apply an elastic force to the damping plate 41 so that the damping plate 41 abuts against the inner wall of the damping plate sleeve 3, the damping plate 41 will continuously receive an outward elastic force, so that the damping plate 41 will keep in contact with the inner wall of the damping plate sleeve 3, even if the damping plate 41 becomes thinner during the friction process, when the damping spring member 40 rotates together with the brake pedal arm 2, the damping plate 41 on both sides of the damping spring member 40 will continuously rub against the inner wall of the damping plate sleeve 3, and even if the damping plate 41 becomes thinner during the friction process, the thinned damping plate 41 will further move towards the inner wall of the damping plate sleeve 3 and send friction with the inner wall of the damping plate sleeve 3 under the push of the elastic force;
in addition, during actual design production, the shape and the material of the damping fin 41 are changed according to actual matching so as to adapt to the requirement of damping force change and make up for pedal feel change caused by energy recovery;
when the scheme of the intelligent booster and the ESC is adopted, when the braking energy is recovered, the basic braking system does not work within a certain braking intensity range, the braking force is generated mainly by dragging the motor backwards, at the moment, the braking fluid in the braking system is stored in the energy accumulator, and the feedback force of the stepping of the braking pedal mainly comes from a disc spring in the intelligent assistant, so that the pedal feeling is poor, the spring feeling is strong, and the force is not stagnated;
and the principle and the structure of this application embodiment are as above-mentioned description, and the fine powerless slow-up of solving feels the problem, when footboard sense is transferred and taught, through the shape and the material of the part that changes damping 4 and damping fin sleeve 3's inner wall contact, can adjust damping force variation curve to better match the footboard sense.
According to the embodiment of the application, the damping fin sleeve 3 and the damping piece 4 can improve the braking treading feeling on the premise of not influencing the braking function, so that the problem of the pedal at the current stage is solved, and meanwhile, the normal work of the brake pedal is guaranteed.
Further, the damper 41 is provided with a damper connection member 411;
one end of the damping plate connecting piece 411 is connected with the side wall of the damping plate 41, and the other end of the damping plate connecting piece 411 extends into the mounting through hole 402 and is connected with the corresponding end of the damping spring 403.
It should be noted that the dimensions and materials of the damping fin 41, the damping spring 403, and the damping spring member 40 are adjusted as necessary, so as to achieve the functions mentioned in the embodiments of the present application.
Further, the brake pedal structure further includes:
and one end of the return spring 5 is connected with one end, close to the rotating space structure 10, of the brake pedal arm 2, and the other end of the return spring 5 is connected with the rotating space structure 10.
Specifically, the rotation space structure 10 includes:
a pair of rotating mounting plates 100 arranged on the brake pedal bracket 1 in parallel at intervals;
one end of the brake pedal arm 2 is rotatably arranged in the pair of rotary mounting plates 100;
the damper sleeve 3 is provided on the side wall outside the rotary mounting plate 100.
Further, a rotating installation through hole 101 is formed in the rotating installation plate 100;
one end of the brake pedal arm 2 is rotatably arranged in the pair of rotary mounting plates 100 through a brake rotating shaft 20;
the damping fin sleeve 3 is arranged on the periphery of the rotary mounting through hole 101;
the damping member 4 faces the rotation mounting through hole 101, is connected to the braking shaft 20, and is configured to rotate coaxially with the braking shaft 20.
Preferably, the damping plate 41 is an arc-shaped plate;
the radian of the outer wall of the damping fin 41 is matched with the radian of the inner wall of the damping fin sleeve 3.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A brake pedal structure for improving a feeling of brake depression, said brake pedal structure comprising:
the brake pedal support (1) is internally provided with a rotating space structure (10);
the brake pedal arm (2), one end of the brake pedal arm (2) is rotatably arranged in the rotating space structure (10);
a damper sleeve (3) disposed on the brake pedal bracket (1);
a damper (4) rotatably disposed within the damper sleeve (3), the damper hold down (4) configured to rotate coaxially with the brake pedal arm (2); wherein,
the damper (4) is configured such that a side wall rubs against an inner wall of the damper sleeve (3) when rotating with the brake pedal arm (2).
2. The brake structure for improving brake pedal feel according to claim 1, wherein the damping member (4) includes:
a damping spring member (40), said damping spring member (40) being configured to rotate coaxially with said brake pedal arm (2);
damping pieces (41) provided in pairs on both sides of the damping spring member (40); wherein,
the damping spring member (40) is configured to continuously apply a pushing force to the damping fin (41) such that the damping fin (41) abuts against an inner wall of the damping fin sleeve (3).
3. The brake structure for improving brake pedal feel according to claim 1, wherein the damping spring member (40) includes:
a damping spring element body (401), wherein a mounting through hole (402) is formed in the damping spring element body (401);
a damping spring (403) disposed within the mounting through-hole (402); wherein,
the damping springs (403) are respectively connected with the damping sheets (41) positioned at two sides of the damping spring part (40);
the damper spring (403) is configured to continuously apply an elastic force to the damper blade (41) such that the damper blade (41) abuts against an inner wall of the damper blade sleeve (3).
4. The brake structure for improving brake pedal feel according to claim 3, wherein:
the damping fin (41) is provided with a damping fin connecting piece (411);
one end of the damping fin connecting piece (411) is connected with the side wall of the damping fin (41), and the other end of the damping fin connecting piece (411) extends into the mounting through hole (402) and is connected with the corresponding end of the damping spring (403).
5. The brake pedal structure for improving brake pedaling feeling according to claim 1, further comprising:
return spring (5), return spring (5) one end with brake pedal arm (2) are close to the one end of rotating spatial structure (10) is connected, return spring (5) the other end with rotate spatial structure (10) and connect.
6. The brake structure for improving brake pedaling feeling according to claim 1, wherein the rotation space structure (10) comprises:
a pair of rotating mounting plates (100) which are arranged on the brake pedal bracket (1) in parallel at intervals;
one end of the brake pedal arm (2) is rotatably arranged in the pair of rotary mounting plates (100);
the damping fin sleeve (3) is arranged on the side wall of the outer side of the rotary mounting plate (100).
7. The brake structure for improving brake pedal feeling according to claim 6,
a rotary mounting through hole (101) is formed in the rotary mounting plate (100);
one end of the brake pedal arm (2) is rotatably arranged in the pair of rotary mounting plates (100) through a brake rotating shaft (20);
the damping fin sleeve (3) is arranged on the periphery of the rotating installation through hole (101);
the damping piece (4) is opposite to the rotating installation through hole (101), is connected with the braking rotating shaft (20), and is configured to rotate coaxially with the braking rotating shaft (20).
8. The brake structure for improving brake pedal feel according to claim 1, wherein:
the damping fin (41) is an arc-shaped plate;
the radian of the outer wall of the damping fin (41) is matched with the radian of the inner wall of the damping fin sleeve (3).
9. A brake pedal having a brake structure for improving brake pedal feel according to claim 1, said brake pedal comprising:
the brake pedal support (1) is internally provided with a rotating space structure (10);
the brake pedal arm (2), one end of the brake pedal arm (2) is rotatably arranged in the rotating space structure (10);
a damper sleeve (3) disposed on the brake pedal bracket (1);
a damper (4) rotatably disposed within the damper sleeve (3), the damper hold down (4) configured to rotate coaxially with the brake pedal arm (2);
a brake pedal (6) arranged at the free end of the brake pedal arm (2); wherein,
the damper (4) is configured such that a side wall rubs against an inner wall of the damper sleeve (3) when rotating with the brake pedal arm (2).
10. The brake pedal according to claim 9, characterized in that the damping member (4) comprises:
a damping spring member (40), said damping spring member (40) being configured to rotate coaxially with said brake pedal arm (2);
damping pieces (41) provided in pairs on both sides of the damping spring member (40); wherein,
the damping spring member (40) is configured to continuously apply a pushing force to the damping fin (41) such that the damping fin (41) abuts against an inner wall of the damping fin sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111016410.1A CN113561946A (en) | 2021-08-31 | 2021-08-31 | Brake structure for improving brake pedal feeling and brake pedal with structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111016410.1A CN113561946A (en) | 2021-08-31 | 2021-08-31 | Brake structure for improving brake pedal feeling and brake pedal with structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113561946A true CN113561946A (en) | 2021-10-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111016410.1A Pending CN113561946A (en) | 2021-08-31 | 2021-08-31 | Brake structure for improving brake pedal feeling and brake pedal with structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113561946A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114771473A (en) * | 2022-05-06 | 2022-07-22 | 胡珂铭 | Universal brake pedal |
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| US20060185469A1 (en) * | 2005-02-24 | 2006-08-24 | Cts Corporation | Pedal for motorized vehicle |
| CN200999819Y (en) * | 2007-01-06 | 2008-01-02 | 广东美的电器股份有限公司 | Damping mechanism |
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| CN111114314A (en) * | 2019-12-28 | 2020-05-08 | 一汽解放汽车有限公司 | Electronic accelerator pedal |
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| US20060185469A1 (en) * | 2005-02-24 | 2006-08-24 | Cts Corporation | Pedal for motorized vehicle |
| CN200999819Y (en) * | 2007-01-06 | 2008-01-02 | 广东美的电器股份有限公司 | Damping mechanism |
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Application publication date: 20211029 |